diff options
author | Peter Breitenlohner <peb@mppmu.mpg.de> | 2014-03-03 12:26:59 +0000 |
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committer | Peter Breitenlohner <peb@mppmu.mpg.de> | 2014-03-03 12:26:59 +0000 |
commit | b00f1b992b9f97b468f2099aefb647ed3417113f (patch) | |
tree | 33955a8f37eaf7749cd1f6e17850fdcc3f830201 /Build/source/texk/dvipdf-x/xsrc | |
parent | ff09b3baf412d5e76069d928b3be7faf1f909a72 (diff) |
texk/dvipdf-x: Removed (obsolete and unused)
git-svn-id: svn://tug.org/texlive/trunk@33087 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/texk/dvipdf-x/xsrc')
65 files changed, 0 insertions, 51015 deletions
diff --git a/Build/source/texk/dvipdf-x/xsrc/bmpimage.c b/Build/source/texk/dvipdf-x/xsrc/bmpimage.c deleted file mode 100644 index e09e37b238c..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/bmpimage.c +++ /dev/null @@ -1,466 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#if HAVE_CONFIG_H -#include "config.h" -#endif - -/* - * BMP SUPPORT: - */ - -#include "system.h" -#include "error.h" -#include "mem.h" - -#include "pdfobj.h" - -#include "bmpimage.h" - -#define DIB_FILE_HEADER_SIZE 14 -#define DIB_CORE_HEADER_SIZE 14 -#define DIB_INFO_HEADER_SIZE 40 - -#define DIB_COMPRESS_NONE 0 -#define DIB_COMPRESS_RLE8 1 -#define DIB_COMPRESS_RLE4 2 - -#define DIB_HEADER_SIZE_MAX (DIB_FILE_HEADER_SIZE+DIB_INFO_HEADER_SIZE) - -static long read_raster_rle8 (unsigned char *data_ptr, - long width, long height, FILE *fp); -static long read_raster_rle4 (unsigned char *data_ptr, - long width, long height, FILE *fp); - -int -check_for_bmp (FILE *fp) -{ - unsigned char sigbytes[2]; - - if (!fp) - return 0; - - rewind(fp); - if (fread(sigbytes, 1, sizeof(sigbytes), fp) != sizeof(sigbytes) || - sigbytes[0] != 'B' || sigbytes[1] != 'M') - return 0; - else - return 1; - - return 0; -} - -int -bmp_include_image (pdf_ximage *ximage, FILE *fp) -{ - pdf_obj *stream, *stream_dict, *colorspace; - ximage_info info; - unsigned char buf[DIB_HEADER_SIZE_MAX+4]; - unsigned char *p; - long offset, hsize, compression; - long psize; /* Bytes per palette color: 3 for OS2, 4 for Win */ - unsigned short bit_count; /* Bits per pix */ - int num_palette, flip; - int i; - unsigned long biXPelsPerMeter, biYPelsPerMeter; - - pdf_ximage_init_image_info(&info); - - stream = stream_dict = colorspace = NULL; - p = buf; - - rewind(fp); - if (fread(buf, 1, DIB_FILE_HEADER_SIZE + 4, fp) - != DIB_FILE_HEADER_SIZE + 4) { - WARN("Could not read BMP file header..."); - } - - if (p[0] != 'B' || p[1] != 'M') { - WARN("File not starting with \'B\' \'M\'... Not a BMP file?"); - return -1; - } - p += 2; - -#define ULONG_LE(b) ((b)[0] + ((b)[1] << 8) +\ - ((b)[2] << 16) + ((b)[3] << 24)) -#define USHORT_LE(b) ((b)[0] + ((b)[1] << 8)) - - /* fsize = ULONG_LE(p); */ p += 4; - if (ULONG_LE(p) != 0) { - WARN("Not a BMP file???"); - return -1; - } - p += 4; - offset = ULONG_LE(p); p += 4; - - /* info header */ - hsize = ULONG_LE(p); p += 4; - if (fread(p, sizeof(char), hsize - 4, fp) != hsize - 4) { - WARN("Could not read BMP file header..."); - return -1; - } - flip = 1; - if (hsize == DIB_CORE_HEADER_SIZE) { - info.width = USHORT_LE(p); p += 2; - info.height = USHORT_LE(p); p += 2; - if (USHORT_LE(p) != 1) { - WARN("Unknown bcPlanes value in BMP COREHEADER."); - return -1; - } - p += 2; - bit_count = USHORT_LE(p); p += 2; - compression = DIB_COMPRESS_NONE; - psize = 3; - } else if (hsize == DIB_INFO_HEADER_SIZE) { - info.width = ULONG_LE(p); p += 4; - info.height = ULONG_LE(p); p += 4; - if (USHORT_LE(p) != 1) { - WARN("Unknown biPlanes value in BMP INFOHEADER."); - return -1; - } - p += 2; - bit_count = USHORT_LE(p); p += 2; - compression = ULONG_LE(p); p += 4; - /* ignore biSizeImage */ p += 4; - biXPelsPerMeter = ULONG_LE(p); p += 4; - biYPelsPerMeter = ULONG_LE(p); p += 4; - info.xdensity = 72.0 / (biXPelsPerMeter * 0.0254); - info.ydensity = 72.0 / (biYPelsPerMeter * 0.0254); - if (info.height < 0) { - info.height = -info.height; - flip = 0; - } - psize = 4; - } else { - WARN("Unknown BMP header type."); - return -1; - } - - if (bit_count < 24) { - if (bit_count != 1 && - bit_count != 4 && bit_count != 8) { - WARN("Unsupported palette size: %ld", bit_count); - return -1; - } - num_palette = (offset - hsize - DIB_FILE_HEADER_SIZE) / psize; - info.bits_per_component = bit_count; - info.num_components = 1; - } else if (bit_count == 24) { /* full color */ - num_palette = 1; /* dummy */ - info.bits_per_component = 8; - info.num_components = 3; - } else { - WARN("Unkown BMP bitCount: %ld", bit_count); - return -1; - } - - if (info.width == 0 || info.height == 0 || num_palette < 1) { - WARN("Invalid BMP file: width=%ld, height=%ld, #palette=%d", - info.width, info.height, num_palette); - return -1; - } - - stream = pdf_new_stream(STREAM_COMPRESS); - stream_dict = pdf_stream_dict(stream); - - if (bit_count < 24) { - pdf_obj *lookup; - unsigned char *palette, bgrq[4]; - - palette = NEW(num_palette*3+1, unsigned char); - for (i = 0; i < num_palette; i++) { - if (fread(bgrq, 1, psize, fp) != psize) { - WARN("Reading file failed..."); - RELEASE(palette); - return -1; - } - /* BGR data */ - palette[3*i ] = bgrq[2]; - palette[3*i+1] = bgrq[1]; - palette[3*i+2] = bgrq[0]; - } - lookup = pdf_new_string(palette, num_palette*3); - RELEASE(palette); - - colorspace = pdf_new_array(); - pdf_add_array(colorspace, pdf_new_name("Indexed")); - pdf_add_array(colorspace, pdf_new_name("DeviceRGB")); - pdf_add_array(colorspace, pdf_new_number(num_palette-1)); - pdf_add_array(colorspace, lookup); - } else { - colorspace = pdf_new_name("DeviceRGB"); - } - pdf_add_dict(stream_dict, pdf_new_name("ColorSpace"), colorspace); - - /* Raster data of BMP is four-byte aligned. */ - { - long rowbytes, n; - unsigned char *stream_data_ptr = NULL; - - rowbytes = (info.width * bit_count + 7) / 8; - - seek_absolute(fp, offset); - if (compression == DIB_COMPRESS_NONE) { - long dib_rowbytes; - int padding; - - padding = (rowbytes % 4) ? 4 - (rowbytes % 4) : 0; - dib_rowbytes = rowbytes + padding; - stream_data_ptr = NEW(rowbytes*info.height + padding, - unsigned char); - for (n = 0; n < info.height; n++) { - p = stream_data_ptr + n * rowbytes; - if (fread(p, 1, dib_rowbytes, fp) != dib_rowbytes) { - WARN("Reading BMP raster data failed..."); - pdf_release_obj(stream); - RELEASE(stream_data_ptr); - return -1; - } - } - } else if (compression == DIB_COMPRESS_RLE8) { - stream_data_ptr = NEW(rowbytes*info.height, unsigned char); - if (read_raster_rle8(stream_data_ptr, - info.width, info.height, fp) < 0) { - WARN("Reading BMP raster data failed..."); - pdf_release_obj(stream); - RELEASE(stream_data_ptr); - return -1; - } - } else if (compression == DIB_COMPRESS_RLE4) { - stream_data_ptr = NEW(rowbytes*info.height, unsigned char); - if (read_raster_rle4(stream_data_ptr, - info.width, info.height, fp) < 0) { - WARN("Reading BMP raster data failed..."); - pdf_release_obj(stream); - RELEASE(stream_data_ptr); - return -1; - } - } else { - pdf_release_obj(stream); - return -1; - } - - /* gbr --> rgb */ - if (bit_count == 24) { - for (n = 0; n < info.width * info.height * 3; n += 3) { - unsigned char g; - g = stream_data_ptr[n]; - stream_data_ptr[n ] = stream_data_ptr[n+2]; - stream_data_ptr[n+2] = g; - } - } - - if (flip) { - for (n = info.height - 1; n >= 0; n--) { - p = stream_data_ptr + n * rowbytes; - pdf_add_stream(stream, p, rowbytes); - } - } else { - pdf_add_stream(stream, stream_data_ptr, rowbytes*info.height); - } - RELEASE(stream_data_ptr); - } - - pdf_ximage_set_image(ximage, &info, stream); - - return 0; -} - -static long -read_raster_rle8 (unsigned char *data_ptr, - long width, long height, FILE *fp) -{ - long count = 0; - unsigned char *p, b0, b1; - long h, v, rowbytes; - int eol, eoi; - - p = data_ptr; - rowbytes = width; - memset(data_ptr, 0, rowbytes*height); - for (v = 0, eoi = 0; v < height && !eoi; v++) { - for (h = 0, eol = 0; h < width && !eol; ) { - - b0 = get_unsigned_byte(fp); - b1 = get_unsigned_byte(fp); - count += 2; - - p = data_ptr + v * rowbytes + h; - - if (b0 == 0x00) { - switch (b1) { - case 0x00: /* EOL */ - eol = 1; - break; - case 0x01: /* EOI */ - eoi = 1; - break; - case 0x02: - h += get_unsigned_byte(fp); - v += get_unsigned_byte(fp); - count += 2; - break; - default: - h += b1; - if (h > width) { - WARN("RLE decode failed..."); - return -1; - } - if (fread(p, 1, b1, fp) != b1) - return -1; - count += b1; - if (b1 % 2) { - get_unsigned_byte(fp); - count++; - } - break; - } - } else { - h += b0; - if (h > width) { - WARN("RLE decode failed..."); - return -1; - } - memset(p, b1, b0); - } - } - - /* Check for EOL and EOI marker */ - if (!eol && !eoi) { - b0 = get_unsigned_byte(fp); - b1 = get_unsigned_byte(fp); - if (b0 != 0x00) { - WARN("RLE decode failed..."); - return -1; - } else if (b1 == 0x01) { - eoi = 1; - } else if (b1 != 0x00) { - WARN("RLE decode failed..."); - return -1; - } - } - - /* next row ... */ - } - - return count; -} - -static long -read_raster_rle4 (unsigned char *data_ptr, - long width, long height, FILE *fp) -{ - long count = 0; - unsigned char *p, b0, b1, b; - long h, v, rowbytes; - int eol, eoi, i, nbytes; - - p = data_ptr; - rowbytes = (width + 1) / 2; - memset(data_ptr, 0, rowbytes*height); - for (v = 0, eoi = 0; v < height && !eoi; v++) { - for (h = 0, eol = 0; h < width && !eol; ) { - - b0 = get_unsigned_byte(fp); - b1 = get_unsigned_byte(fp); - count += 2; - - p = data_ptr + v * rowbytes + (h / 2); - if (b0 == 0x00) { - switch (b1) { - case 0x00: /* EOL */ - eol = 1; - break; - case 0x01: /* EOI */ - eoi = 1; - break; - case 0x02: - h += get_unsigned_byte(fp); - v += get_unsigned_byte(fp); - count += 2; - break; - default: - if (h + b1 > width) { - WARN("RLE decode failed..."); - return -1; - } - nbytes = (b1 + 1)/2; - if (h % 2) { /* starting at hi-nib */ - for (i = 0; i < nbytes; i++) { - b = get_unsigned_byte(fp); - *p++ |= (b >> 4) & 0x0f; - *p = (b << 4) & 0xf0; - } - } else { - if (fread(p, 1, nbytes, fp) != nbytes) { - return -1; - } - } - h += b1; - count += nbytes; - if (nbytes % 2) { - get_unsigned_byte(fp); - count++; - } - break; - } - } else { - if (h + b0 > width) { - WARN("RLE decode failed..."); - return -1; - } - if (h % 2) { - *p++ = (b1 >> 4) & 0x0f; - b1 = ((b1 << 4) & 0xf0)|((b1 >> 4) & 0x0f); - b0--; - h++; - } - nbytes = (b0 + 1)/2; - memset(p, b1, nbytes); - h += b0; - if (h % 2) - p[nbytes-1] &= 0xf0; - } - } - - /* Check for EOL and EOI marker */ - if (!eol && !eoi) { - b0 = get_unsigned_byte(fp); - b1 = get_unsigned_byte(fp); - if (b0 != 0x00) { - WARN("No EOL/EOI marker. RLE decode failed..."); - return -1; - } else if (b1 == 0x01) { - eoi = 1; - } else if (b1 != 0x00) { - WARN("No EOL/EOI marker. RLE decode failed..."); - return -1; - } - } - - /* next row ... */ - } - - return count; -} diff --git a/Build/source/texk/dvipdf-x/xsrc/cff.c b/Build/source/texk/dvipdf-x/xsrc/cff.c deleted file mode 100644 index 5e98b6e097d..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/cff.c +++ /dev/null @@ -1,1484 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#include <stdio.h> -#include <string.h> - -#include "system.h" -#include "mem.h" -#include "error.h" -#include "mfileio.h" - -#include "cff_limits.h" -#include "cff_types.h" -#include "cff_stdstr.h" -#include "cff_dict.h" - -#include "cff.h" - -#define CFF_DEBUG 5 -#define CFF_DEBUG_STR "CFF" - -static unsigned long get_unsigned (sfnt *sfont, int n) -{ - unsigned long v = 0; - - while (n-- > 0) - v = v*0x100u + sfnt_get_byte(sfont); - - return v; -} - -#define get_offset(s, n) get_unsigned((s), (n)) -#define get_card8(s) sfnt_get_byte((s)) -#define get_card16(s) sfnt_get_ushort((s)) - -/* - * Read Header, Name INDEX, Top DICT INDEX, and String INDEX. - */ -cff_font *cff_open(sfnt *sfont, long offset, int n) -{ - cff_font *cff; - cff_index *idx; - - cff = NEW(1, cff_font); - - cff->fontname = NULL; - cff->index = n; - cff->sfont = sfont; - cff->offset = offset; - cff->filter = 0; /* not used */ - cff->flag = 0; - - cff->name = NULL; - cff->gsubr = NULL; - cff->encoding = NULL; - cff->charsets = NULL; - cff->fdselect = NULL; - cff->cstrings = NULL; - cff->fdarray = NULL; - cff->private = NULL; - cff->subrs = NULL; - - cff->num_glyphs = 0; - cff->num_fds = 0; - cff->_string = NULL; - - cff_seek_set(cff, 0); - cff->header.major = get_card8(cff->sfont); - cff->header.minor = get_card8(cff->sfont); - cff->header.hdr_size = get_card8(cff->sfont); - cff->header.offsize = get_card8(cff->sfont); - if (cff->header.offsize < 1 || - cff->header.offsize > 4) - ERROR("invalid offsize data"); - - if (cff->header.major > 1 || - cff->header.minor > 0) { - WARN("%s: CFF version %u.%u not supported.", - CFF_DEBUG_STR, cff->header.major, cff->header.minor); - cff_close(cff); - return NULL; - } - - cff_seek_set(cff, (cff->header).hdr_size); - - /* Name INDEX */ - idx = cff_get_index(cff); - if (n > idx->count - 1) { - WARN("%s: Invalid CFF fontset index number.", CFF_DEBUG_STR); - cff_close(cff); - return NULL; - } - - cff->name = idx; - - cff->fontname = cff_get_name(cff); - - /* Top DICT INDEX */ - idx = cff_get_index(cff); - if (n > idx->count - 1) - ERROR("CFF Top DICT not exist..."); - cff->topdict = cff_dict_unpack(idx->data + idx->offset[n] - 1, - idx->data + idx->offset[n + 1] - 1); - if (!cff->topdict) - ERROR("Parsing CFF Top DICT data failed..."); - cff_release_index(idx); - - if (cff_dict_known(cff->topdict, "CharstringType") && - cff_dict_get(cff->topdict, "CharstringType", 0) != 2) { - WARN("Only Type 2 Charstrings supported..."); - cff_close(cff); - return NULL; - } - - if (cff_dict_known(cff->topdict, "SyntheticBase")) { - WARN("CFF Synthetic font not supported."); - cff_close(cff); - return NULL; - } - - /* String INDEX */ - cff->string = cff_get_index(cff); - - /* offset to GSubr */ - cff->gsubr_offset = cff->sfont->loc - offset; - - /* Number of glyphs */ - offset = (long) cff_dict_get(cff->topdict, "CharStrings", 0); - cff_seek_set(cff, offset); - cff->num_glyphs = get_card16(cff->sfont); - - /* Check for font type */ - if (cff_dict_known(cff->topdict, "ROS")) { - cff->flag |= FONTTYPE_CIDFONT; - } else { - cff->flag |= FONTTYPE_FONT; - } - - /* Check for encoding */ - if (cff_dict_known(cff->topdict, "Encoding")) { - offset = (long) cff_dict_get(cff->topdict, "Encoding", 0); - if (offset == 0) { /* predefined */ - cff->flag |= ENCODING_STANDARD; - } else if (offset == 1) { - cff->flag |= ENCODING_EXPERT; - } - } else { - cff->flag |= ENCODING_STANDARD; - } - - /* Check for charset */ - if (cff_dict_known(cff->topdict, "charset")) { - offset = (long) cff_dict_get(cff->topdict, "charset", 0); - if (offset == 0) { /* predefined */ - cff->flag |= CHARSETS_ISOADOBE; - } else if (offset == 1) { - cff->flag |= CHARSETS_EXPERT; - } else if (offset == 2) { - cff->flag |= CHARSETS_EXPSUB; - } - } else { - cff->flag |= CHARSETS_ISOADOBE; - } - - cff_seek_set(cff, cff->gsubr_offset); /* seek back to GSubr */ - -#ifdef XETEX - cff->ft_to_gid = NULL; -#endif - - return cff; -} - -void -cff_close (cff_font *cff) -{ - card16 i; - - if (cff) { - if (cff->fontname) RELEASE(cff->fontname); - if (cff->name) cff_release_index(cff->name); - if (cff->topdict) cff_release_dict(cff->topdict); - if (cff->string) cff_release_index(cff->string); - if (cff->gsubr) cff_release_index(cff->gsubr); - if (cff->encoding) cff_release_encoding(cff->encoding); - if (cff->charsets) cff_release_charsets(cff->charsets); - if (cff->fdselect) cff_release_fdselect(cff->fdselect); - if (cff->cstrings) cff_release_index(cff->cstrings); - if (cff->fdarray) { - for (i=0;i<cff->num_fds;i++) { - if (cff->fdarray[i]) cff_release_dict(cff->fdarray[i]); - } - RELEASE(cff->fdarray); - } - if (cff->private) { - for (i=0;i<cff->num_fds;i++) { - if (cff->private[i]) cff_release_dict(cff->private[i]); - } - RELEASE(cff->private); - } - if (cff->subrs) { - for (i=0;i<cff->num_fds;i++) { - if (cff->subrs[i]) cff_release_index(cff->subrs[i]); - } - RELEASE(cff->subrs); - } - if (cff->_string) - cff_release_index(cff->_string); -#ifdef XETEX - if (cff->ft_to_gid) RELEASE(cff->ft_to_gid); -#endif - RELEASE(cff); - } - - return; -} - -char * -cff_get_name (cff_font *cff) -{ - char *fontname; - l_offset len; - cff_index *idx; - - idx = cff->name; - len = idx->offset[cff->index + 1] - idx->offset[cff->index]; - fontname = NEW(len + 1, char); - memcpy(fontname, idx->data + idx->offset[cff->index] - 1, len); - fontname[len] = '\0'; - - return fontname; -} - -long -cff_set_name (cff_font *cff, char *name) -{ - cff_index *idx; - - if (strlen(name) > 127) - ERROR("FontName string length too large..."); - - if (cff->name) - cff_release_index(cff->name); - - cff->name = idx = NEW(1, cff_index); - idx->count = 1; - idx->offsize = 1; - idx->offset = NEW(2, l_offset); - (idx->offset)[0] = 1; - (idx->offset)[1] = strlen(name) + 1; - idx->data = NEW(strlen(name), card8); - memmove(idx->data, name, strlen(name)); /* no trailing '\0' */ - - return 5 + strlen(name); -} - -long -cff_put_header (cff_font *cff, card8 *dest, long destlen) -{ - if (destlen < 4) - ERROR("Not enough space available..."); - - *(dest++) = cff->header.major; - *(dest++) = cff->header.minor; - *(dest++) = 4; /* Additional data in between header and - * Name INDEX ignored. - */ - /* We will set all offset (0) to four-byte integer. */ - *(dest++) = 4; - cff->header.offsize = 4; - - return 4; -} - -/* Only read header part but not body */ -cff_index * -cff_get_index_header (cff_font *cff) -{ - cff_index *idx; - card16 i, count; - - idx = NEW(1, cff_index); - - idx->count = count = get_card16(cff->sfont); - if (count > 0) { - idx->offsize = get_card8(cff->sfont); - if (idx->offsize < 1 || idx->offsize > 4) - ERROR("invalid offsize data"); - - idx->offset = NEW(count+1, l_offset); - for (i=0;i<count+1;i++) { - (idx->offset)[i] = get_offset(cff->sfont, idx->offsize); - } - - if (idx->offset[0] != 1) - ERROR("cff_get_index(): invalid index data"); - - idx->data = NULL; - } else { - idx->offsize = 0; - idx->offset = NULL; - idx->data = NULL; - } - - return idx; -} - -cff_index * -cff_get_index (cff_font *cff) -{ - cff_index *idx; - card16 i, count; - long length, nb_read, offset; - - idx = NEW(1, cff_index); - - idx->count = count = get_card16(cff->sfont); - if (count > 0) { - idx->offsize = get_card8(cff->sfont); - if (idx->offsize < 1 || idx->offsize > 4) - ERROR("invalid offsize data"); - - idx->offset = NEW(count + 1, l_offset); - for (i = 0 ; i < count + 1; i++) { - idx->offset[i] = get_offset(cff->sfont, idx->offsize); - } - - if (idx->offset[0] != 1) - ERROR("Invalid CFF Index offset data"); - - length = idx->offset[count] - idx->offset[0]; - - idx->data = NEW(length, card8); - offset = 0; - while (length > 0) { - nb_read = sfnt_read(idx->data + offset, length, cff->sfont); - offset += nb_read; - length -= nb_read; - } - } else { - idx->offsize = 0; - idx->offset = NULL; - idx->data = NULL; - } - - return idx; -} - -long -cff_pack_index (cff_index *idx, card8 *dest, long destlen) -{ - long len = 0; - long datalen; - card16 i; - - if (idx->count < 1) { - if (destlen < 2) - ERROR("Not enough space available..."); - memset(dest, 0, 2); - return 2; - } - - len = cff_index_size(idx); - datalen = idx->offset[idx->count] - 1; - - if (destlen < len) - ERROR("Not enough space available..."); - - *(dest++) = (idx->count >> 8) & 0xff; - *(dest++) = idx->count & 0xff; - - if (datalen < 0xffUL) { - idx->offsize = 1; - *(dest++) = 1; - for (i = 0; i <= idx->count; i++) { - *(dest++) = (card8) (idx->offset[i] & 0xff); - } - } else if (datalen < 0xffffUL) { - idx->offsize = 2; - *(dest++) = 2; - for (i = 0; i <= idx->count; i++) { - *(dest++) = (card8) ((idx->offset[i] >> 8) & 0xff); - *(dest++) = (card8) ( idx->offset[i] & 0xff); - } - } else if (datalen < 0xffffffUL) { - idx->offsize = 3; - *(dest++) = 3; - for (i = 0; i <= idx->count; i++) { - *(dest++) = (card8)((idx->offset[i] >> 16) & 0xff); - *(dest++) = (card8)((idx->offset[i] >> 8) & 0xff); - *(dest++) = (card8)(idx->offset[i] & 0xff); - } - } else { - idx->offsize = 4; - *(dest++) = 4; - for (i = 0; i <= idx->count; i++) { - *(dest++) = (card8)((idx->offset[i] >> 24) & 0xff); - *(dest++) = (card8)((idx->offset[i] >> 16) & 0xff); - *(dest++) = (card8)((idx->offset[i] >> 8) & 0xff); - *(dest++) = (card8)(idx->offset[i] & 0xff); - } - } - - memmove(dest, idx->data, idx->offset[idx->count] - 1); - - return len; -} - -long -cff_index_size (cff_index *idx) -{ - if (idx->count > 0) { - l_offset datalen; - - datalen = idx->offset[idx->count] - 1; - if (datalen < 0xffUL) { - idx->offsize = 1; - } else if (datalen < 0xffffUL) { - idx->offsize = 2; - } else if (datalen < 0xffffffUL) { - idx->offsize = 3; - } else { - idx->offsize = 4; - } - return (3 + (idx->offsize)*(idx->count + 1) + datalen); - } else { - return 2; - } -} - - -cff_index *cff_new_index (card16 count) -{ - cff_index *idx; - - idx = NEW(1, cff_index); - idx->count = count; - idx->offsize = 0; - - if (count > 0) { - idx->offset = NEW(count + 1, l_offset); - (idx->offset)[0] = 1; - } else { - idx->offset = NULL; - } - idx->data = NULL; - - return idx; -} - -void cff_release_index (cff_index *idx) -{ - if (idx) { - if (idx->data) { - RELEASE(idx->data); - } - if (idx->offset) { - RELEASE(idx->offset); - } - RELEASE(idx); - } -} - -/* Strings */ -char *cff_get_string (cff_font *cff, s_SID id) -{ - char *result = NULL; - long len; - - if (id < CFF_STDSTR_MAX) { - len = strlen(cff_stdstr[id]); - result = NEW(len+1, char); - memcpy(result, cff_stdstr[id], len); - result[len] = '\0'; - } else if (cff && cff->string) { - cff_index *strings = cff->string; - id -= CFF_STDSTR_MAX; - if (id < strings->count) { - len = (strings->offset)[id+1] - (strings->offset)[id]; - result = NEW(len + 1, char); - memmove(result, strings->data + (strings->offset)[id] - 1, len); - result[len] = '\0'; - } - } - - return result; -} - -long cff_get_sid (cff_font *cff, const char *str) -{ - card16 i; - - if (!cff || !str) - return -1; - - /* I search String INDEX first. */ - if (cff && cff->string) { - cff_index *idx = cff->string; - for (i = 0; i < idx->count; i++) { - if (strlen(str) == (idx->offset)[i+1] - (idx->offset)[i] && - !memcmp(str, (idx->data)+(idx->offset)[i]-1, strlen(str))) - return (i + CFF_STDSTR_MAX); - } - } - - for (i = 0; i < CFF_STDSTR_MAX; i++) { - if (!strcmp(str, cff_stdstr[i])) - return i; - } - - return -1; -} - -long cff_get_seac_sid (cff_font *cff, const char *str) -{ - card16 i; - - if (!cff || !str) - return -1; - - for (i = 0; i < CFF_STDSTR_MAX; i++) { - if (!strcmp(str, cff_stdstr[i])) - return i; - } - - return -1; -} - -int cff_match_string (cff_font *cff, const char *str, s_SID sid) -{ - card16 i; - - if (sid < CFF_STDSTR_MAX) { - return ((!strcmp(str, cff_stdstr[sid])) ? 1 : 0); - } else { - i = sid - CFF_STDSTR_MAX; - if (cff == NULL || cff->string == NULL || i >= cff->string->count) - ERROR("Invalid SID"); - if (strlen(str) == (cff->string->offset)[i+1] - (cff->string->offset)[i]) - return (!memcmp(str, - (cff->string->data)+(cff->string->offset)[i]-1, - strlen(str))) ? 1 : 0; - } - - return 0; -} - -void cff_update_string (cff_font *cff) -{ - if (cff == NULL) - ERROR("CFF font not opened."); - - if (cff->string) - cff_release_index(cff->string); - cff->string = cff->_string; - cff->_string = NULL; -} - -s_SID cff_add_string (cff_font *cff, const char *str, int unique) -/* Setting unique == 1 eliminates redundant or predefined strings. */ -{ - card16 idx; - cff_index *strings; - l_offset offset, size; - long len = strlen(str); - - if (cff == NULL) - ERROR("CFF font not opened."); - - if (cff->_string == NULL) - cff->_string = cff_new_index(0); - strings = cff->_string; - - if (unique) { - /* TODO: do binary search to speed things up */ - for (idx = 0; idx < CFF_STDSTR_MAX; idx++) { - if (cff_stdstr[idx] && !strcmp(cff_stdstr[idx], str)) - return idx; - } - for (idx = 0; idx < strings->count; idx++) { - size = strings->offset[idx+1] - strings->offset[idx]; - offset = strings->offset[idx]; - if (size == len && !memcmp(strings->data+offset-1, str, len)) - return (idx + CFF_STDSTR_MAX); - } - } - - offset = (strings->count > 0) ? strings->offset[strings->count] : 1; - strings->offset = RENEW(strings->offset, strings->count+2, l_offset); - if (strings->count == 0) - strings->offset[0] = 1; - idx = strings->count; - strings->count += 1; - strings->offset[strings->count] = offset + len; - strings->data = RENEW(strings->data, offset+len-1, card8); - memcpy(strings->data+offset-1, str, len); - - return (idx + CFF_STDSTR_MAX); -} - -/* - * Encoding and Charset - * - * Encoding and Charset arrays always begin with GID = 1. - */ -long cff_read_encoding (cff_font *cff) -{ - cff_encoding *encoding; - long offset, length; - card8 i; - - if (cff->topdict == NULL) { - ERROR("Top DICT data not found"); - } - - if (!cff_dict_known(cff->topdict, "Encoding")) { - cff->flag |= ENCODING_STANDARD; - cff->encoding = NULL; - return 0; - } - - offset = (long) cff_dict_get(cff->topdict, "Encoding", 0); - if (offset == 0) { /* predefined */ - cff->flag |= ENCODING_STANDARD; - cff->encoding = NULL; - return 0; - } else if (offset == 1) { - cff->flag |= ENCODING_EXPERT; - cff->encoding = NULL; - return 0; - } - - cff_seek_set(cff, offset); - cff->encoding = encoding = NEW(1, cff_encoding); - encoding->format = get_card8(cff->sfont); - length = 1; - - switch (encoding->format & (~0x80)) { - case 0: - encoding->num_entries = get_card8(cff->sfont); - (encoding->data).codes = NEW(encoding->num_entries, card8); - for (i=0;i<(encoding->num_entries);i++) { - (encoding->data).codes[i] = get_card8(cff->sfont); - } - length += encoding->num_entries + 1; - break; - case 1: - { - cff_range1 *ranges; - encoding->num_entries = get_card8(cff->sfont); - encoding->data.range1 = ranges - = NEW(encoding->num_entries, cff_range1); - for (i=0;i<(encoding->num_entries);i++) { - ranges[i].first = get_card8(cff->sfont); - ranges[i].n_left = get_card8(cff->sfont); - } - length += (encoding->num_entries) * 2 + 1; - } - break; - default: - RELEASE(encoding); - ERROR("Unknown Encoding format"); - break; - } - - /* Supplementary data */ - if ((encoding->format) & 0x80) { - cff_map *map; - encoding->num_supps = get_card8(cff->sfont); - encoding->supp = map = NEW(encoding->num_supps, cff_map); - for (i=0;i<(encoding->num_supps);i++) { - map[i].code = get_card8(cff->sfont); - map[i].glyph = get_card16(cff->sfont); /* SID */ - } - length += (encoding->num_supps) * 3 + 1; - } else { - encoding->num_supps = 0; - encoding->supp = NULL; - } - - return length; -} - -long cff_pack_encoding (cff_font *cff, card8 *dest, long destlen) -{ - long len = 0; - cff_encoding *encoding; - card16 i; - - if (cff->flag & HAVE_STANDARD_ENCODING || cff->encoding == NULL) - return 0; - - if (destlen < 2) - ERROR("in cff_pack_encoding(): Buffer overflow"); - - encoding = cff->encoding; - - dest[len++] = encoding->format; - dest[len++] = encoding->num_entries; - switch (encoding->format & (~0x80)) { - case 0: - if (destlen < len + encoding->num_entries) - ERROR("in cff_pack_encoding(): Buffer overflow"); - for (i=0;i<(encoding->num_entries);i++) { - dest[len++] = (encoding->data).codes[i]; - } - break; - case 1: - { - if (destlen < len + (encoding->num_entries)*2) - ERROR("in cff_pack_encoding(): Buffer overflow"); - for (i=0;i<(encoding->num_entries);i++) { - dest[len++] = (encoding->data).range1[i].first & 0xff; - dest[len++] = (encoding->data).range1[i].n_left; - } - } - break; - default: - ERROR("Unknown Encoding format"); - break; - } - - if ((encoding->format) & 0x80) { - if (destlen < len + (encoding->num_supps)*3 + 1) - ERROR("in cff_pack_encoding(): Buffer overflow"); - dest[len++] = encoding->num_supps; - for (i=0;i<(encoding->num_supps);i++) { - dest[len++] = (encoding->supp)[i].code; - dest[len++] = ((encoding->supp)[i].glyph >> 8) & 0xff; - dest[len++] = (encoding->supp)[i].glyph & 0xff; - } - } - - return len; -} - -/* input: code, output: glyph index */ -card16 cff_encoding_lookup (cff_font *cff, card8 code) -{ - card16 gid = 0; - cff_encoding *encoding; - card16 i; - - if (cff->flag & (ENCODING_STANDARD|ENCODING_EXPERT)) { - ERROR("Predefined CFF encoding not supported yet"); - } else if (cff->encoding == NULL) { - ERROR("Encoding data not available"); - } - - encoding = cff->encoding; - - gid = 0; - switch (encoding->format & (~0x80)) { - case 0: - for (i = 0; i < encoding->num_entries; i++) { - if (code == (encoding->data).codes[i]) { - gid = i + 1; - break; - } - } - break; - case 1: - for (i = 0; i < encoding->num_entries; i++) { - if (code >= (encoding->data).range1[i].first && - code <= (encoding->data).range1[i].first + (encoding->data).range1[i].n_left) { - gid += code - (encoding->data).range1[i].first + 1; - break; - } - gid += (encoding->data).range1[i].n_left + 1; - } - if (i == encoding->num_entries) - gid = 0; - break; - default: - ERROR("Unknown Encoding format."); - } - - /* Supplementary data */ - if (gid == 0 && ((encoding->format) & 0x80)) { - cff_map *map; - if (!encoding->supp) - ERROR("No CFF supplementary encoding data read."); - map = encoding->supp; - for (i=0;i<(encoding->num_supps);i++) { - if (code == map[i].code) { - gid = cff_charsets_lookup(cff, map[i].glyph); - break; - } - } - } - - return gid; -} - -void cff_release_encoding (cff_encoding *encoding) -{ - if (encoding) { - switch (encoding->format & (~0x80)) { - case 0: - if (encoding->data.codes) - RELEASE(encoding->data.codes); - break; - case 1: - if (encoding->data.range1) - RELEASE(encoding->data.range1); - break; - default: - ERROR("Unknown Encoding format."); - } - if (encoding->format & 0x80) { - if (encoding->supp) - RELEASE(encoding->supp); - } - RELEASE(encoding); - } -} - -long cff_read_charsets (cff_font *cff) -{ - cff_charsets *charset; - long offset, length; - card16 count, i; - - if (cff->topdict == NULL) - ERROR("Top DICT not available"); - - if (!cff_dict_known(cff->topdict, "charset")) { - cff->flag |= CHARSETS_ISOADOBE; - cff->charsets = NULL; - return 0; - } - - offset = (long) cff_dict_get(cff->topdict, "charset", 0); - - if (offset == 0) { /* predefined */ - cff->flag |= CHARSETS_ISOADOBE; - cff->charsets = NULL; - return 0; - } else if (offset == 1) { - cff->flag |= CHARSETS_EXPERT; - cff->charsets = NULL; - return 0; - } else if (offset == 2) { - cff->flag |= CHARSETS_EXPSUB; - cff->charsets = NULL; - return 0; - } - - cff_seek_set(cff, offset); - cff->charsets = charset = NEW(1, cff_charsets); - charset->format = get_card8(cff->sfont); - charset->num_entries = 0; - - count = cff->num_glyphs - 1; - length = 1; - - /* Not sure. Not well documented. */ - switch (charset->format) { - case 0: - charset->num_entries = cff->num_glyphs - 1; /* no .notdef */ - charset->data.glyphs = NEW(charset->num_entries, s_SID); - length += (charset->num_entries) * 2; - for (i=0;i<(charset->num_entries);i++) { - charset->data.glyphs[i] = get_card16(cff->sfont); - } - count = 0; - break; - case 1: - { - cff_range1 *ranges = NULL; - while (count > 0 && charset->num_entries < cff->num_glyphs) { - ranges = RENEW(ranges, charset->num_entries + 1, cff_range1); - ranges[charset->num_entries].first = get_card16(cff->sfont); - ranges[charset->num_entries].n_left = get_card8(cff->sfont); - count -= ranges[charset->num_entries].n_left + 1; /* no-overrap */ - charset->num_entries += 1; - charset->data.range1 = ranges; - } - length += (charset->num_entries) * 3; - } - break; - case 2: - { - cff_range2 *ranges = NULL; - while (count > 0 && charset->num_entries < cff->num_glyphs) { - ranges = RENEW(ranges, charset->num_entries + 1, cff_range2); - ranges[charset->num_entries].first = get_card16(cff->sfont); - ranges[charset->num_entries].n_left = get_card16(cff->sfont); - count -= ranges[charset->num_entries].n_left + 1; /* non-overrapping */ - charset->num_entries += 1; - } - charset->data.range2 = ranges; - length += (charset->num_entries) * 4; - } - break; - default: - RELEASE(charset); - ERROR("Unknown Charset format"); - break; - } - - if (count > 0) - ERROR("Charset data possibly broken"); - - return length; -} - -long cff_pack_charsets (cff_font *cff, card8 *dest, long destlen) -{ - long len = 0; - card16 i; - cff_charsets *charset; - - if (cff->flag & HAVE_STANDARD_CHARSETS || cff->charsets == NULL) - return 0; - - if (destlen < 1) - ERROR("in cff_pack_charsets(): Buffer overflow"); - - charset = cff->charsets; - - dest[len++] = charset->format; - switch (charset->format) { - case 0: - if (destlen < len + (charset->num_entries)*2) - ERROR("in cff_pack_charsets(): Buffer overflow"); - for (i=0;i<(charset->num_entries);i++) { - s_SID sid = (charset->data).glyphs[i]; /* or CID */ - dest[len++] = (sid >> 8) & 0xff; - dest[len++] = sid & 0xff; - } - break; - case 1: - { - if (destlen < len + (charset->num_entries)*3) - ERROR("in cff_pack_charsets(): Buffer overflow"); - for (i=0;i<(charset->num_entries);i++) { - dest[len++] = ((charset->data).range1[i].first >> 8) & 0xff; - dest[len++] = (charset->data).range1[i].first & 0xff; - dest[len++] = (charset->data).range1[i].n_left; - } - } - break; - case 2: - { - if (destlen < len + (charset->num_entries)*4) - ERROR("in cff_pack_charsets(): Buffer overflow"); - for (i=0;i<(charset->num_entries);i++) { - dest[len++] = ((charset->data).range2[i].first >> 8) & 0xff; - dest[len++] = (charset->data).range2[i].first & 0xff; - dest[len++] = ((charset->data).range2[i].n_left >> 8) & 0xff; - dest[len++] = (charset->data).range2[i].n_left & 0xff; - } - } - break; - default: - ERROR("Unknown Charset format"); - break; - } - - return len; -} - -card16 cff_glyph_lookup (cff_font *cff, const char *glyph) -{ - card16 gid; - cff_charsets *charset; - card16 i, n; - - if (cff->flag & (CHARSETS_ISOADOBE|CHARSETS_EXPERT|CHARSETS_EXPSUB)) { - ERROR("Predefined CFF charsets not supported yet"); - } else if (cff->charsets == NULL) { - ERROR("Charsets data not available"); - } - - /* .notdef always have glyph index 0 */ - if (!glyph || !strcmp(glyph, ".notdef")) { - return 0; - } - - charset = cff->charsets; - - gid = 0; - switch (charset->format) { - case 0: - for (i = 0; i < charset->num_entries; i++) { - gid++; - if (cff_match_string(cff, glyph, charset->data.glyphs[i])) { - return gid; - } - } - break; - case 1: - for (i = 0; i < charset->num_entries; i++) { - for (n = 0; - n <= charset->data.range1[i].n_left; n++) { - gid++; - if (cff_match_string(cff, glyph, - (s_SID)(charset->data.range1[i].first + n))) { - return gid; - } - } - } - break; - case 2: - for (i = 0; i <charset->num_entries; i++) { - for (n = 0; - n <= charset->data.range2[i].n_left; n++) { - gid++; - if (cff_match_string(cff, glyph, - (s_SID)(charset->data.range2[i].first + n))) { - return gid; - } - } - } - break; - default: - ERROR("Unknown Charset format"); - } - - return 0; /* not found, returns .notdef */ -} - -/* Input : SID or CID (16-bit unsigned int) - * Output: glyph index - */ -card16 -cff_charsets_lookup (cff_font *cff, card16 cid) -{ - card16 gid = 0; - cff_charsets *charset; - card16 i; - - if (cff->flag & (CHARSETS_ISOADOBE|CHARSETS_EXPERT|CHARSETS_EXPSUB)) { - ERROR("Predefined CFF charsets not supported yet"); - } else if (cff->charsets == NULL) { - ERROR("Charsets data not available"); - } - - if (cid == 0) { - return 0; /* GID 0 (.notdef) */ - } - - charset = cff->charsets; - - gid = 0; - switch (charset->format) { - case 0: - for (i = 0; i <charset->num_entries; i++) { - if (cid == charset->data.glyphs[i]) { - gid = i + 1; - return gid; - } - } - break; - case 1: - for (i = 0; i < charset->num_entries; i++) { - if (cid >= charset->data.range1[i].first && - cid <= charset->data.range1[i].first + charset->data.range1[i].n_left) { - gid += cid - charset->data.range1[i].first + 1; - return gid; - } - gid += charset->data.range1[i].n_left + 1; - } - break; - case 2: - for (i = 0; i < charset->num_entries; i++) { - if (cid >= charset->data.range2[i].first && - cid <= charset->data.range2[i].first + charset->data.range2[i].n_left) { - gid += cid - charset->data.range2[i].first + 1; - return gid; - } - gid += charset->data.range2[i].n_left + 1; - } - break; - default: - ERROR("Unknown Charset format"); - } - - return 0; /* not found */ -} - -/* Input : GID - * Output: SID/CID (card16) - */ -card16 -cff_charsets_lookup_inverse (cff_font *cff, card16 gid) -{ - card16 sid = 0; - cff_charsets *charset; - card16 i; - - if (cff->flag & (CHARSETS_ISOADOBE|CHARSETS_EXPERT|CHARSETS_EXPSUB)) { - ERROR("Predefined CFF charsets not supported yet"); - } else if (cff->charsets == NULL) { - ERROR("Charsets data not available"); - } - - if (gid == 0) { - return 0; /* .notdef */ - } - - charset = cff->charsets; - - sid = 0; - switch (charset->format) { - case 0: - if (gid - 1 >= charset->num_entries) - ERROR("Invalid GID."); - sid = charset->data.glyphs[gid - 1]; - break; - case 1: - for (i = 0; i < charset->num_entries; i++) { - if (gid <= charset->data.range1[i].n_left + 1) { - sid = gid + charset->data.range1[i].first - 1; - break; - } - gid -= charset->data.range1[i].n_left + 1; - } - if (i == charset->num_entries) - ERROR("Invalid GID"); - break; - case 2: - for (i = 0; i < charset->num_entries; i++) { - if (gid <= charset->data.range2[i].n_left + 1) { - sid = gid + charset->data.range2[i].first - 1; - break; - } - gid -= charset->data.range2[i].n_left + 1; - } - if (i == charset->num_entries) - ERROR("Invalid GID"); - break; - default: - ERROR("Unknown Charset format"); - } - - return sid; -} - -void -cff_release_charsets (cff_charsets *charset) -{ - if (charset) { - switch (charset->format) { - case 0: - if (charset->data.glyphs) - RELEASE(charset->data.glyphs); - break; - case 1: - if (charset->data.range1) - RELEASE(charset->data.range1); - break; - case 2: - if (charset->data.range2) - RELEASE(charset->data.range2); - break; - default: - break; - } - RELEASE(charset); - } -} - -/* CID-Keyed font specific */ -long cff_read_fdselect (cff_font *cff) -{ - cff_fdselect *fdsel; - long offset, length; - card16 i; - - if (cff->topdict == NULL) - ERROR("Top DICT not available"); - - if (!(cff->flag & FONTTYPE_CIDFONT)) - return 0; - - offset = (long) cff_dict_get(cff->topdict, "FDSelect", 0); - cff_seek_set(cff, offset); - cff->fdselect = fdsel = NEW(1, cff_fdselect); - fdsel->format = get_card8(cff->sfont); - - length = 1; - - switch (fdsel->format) { - case 0: - fdsel->num_entries = cff->num_glyphs; - (fdsel->data).fds = NEW(fdsel->num_entries, card8); - for (i=0;i<(fdsel->num_entries);i++) { - (fdsel->data).fds[i] = get_card8(cff->sfont); - } - length += fdsel->num_entries; - break; - case 3: - { - cff_range3 *ranges; - fdsel->num_entries = get_card16(cff->sfont); - fdsel->data.ranges = ranges = NEW(fdsel->num_entries, cff_range3); - for (i=0;i<(fdsel->num_entries);i++) { - ranges[i].first = get_card16(cff->sfont); - ranges[i].fd = get_card8(cff->sfont); - } - if (ranges[0].first != 0) - ERROR("Range not starting with 0."); - if (cff->num_glyphs != get_card16(cff->sfont)) - ERROR("Sentinel value mismatched with number of glyphs."); - length += (fdsel->num_entries) * 3 + 4; - } - break; - default: - RELEASE(fdsel); - ERROR("Unknown FDSelect format."); - break; - } - - return length; -} - -long cff_pack_fdselect (cff_font *cff, card8 *dest, long destlen) -{ - cff_fdselect *fdsel; - long len = 0; - card16 i; - - if (cff->fdselect == NULL) - return 0; - - if (destlen < 1) - ERROR("in cff_pack_fdselect(): Buffur overflow"); - - fdsel = cff->fdselect; - - dest[len++] = fdsel->format; - switch (fdsel->format) { - case 0: - if (fdsel->num_entries != cff->num_glyphs) - ERROR("in cff_pack_fdselect(): Invalid data"); - if (destlen < len + fdsel->num_entries) - ERROR("in cff_pack_fdselect(): Buffer overflow"); - for (i=0;i<fdsel->num_entries;i++) { - dest[len++] = (fdsel->data).fds[i]; - } - break; - case 3: - { - if (destlen < len + 2) - ERROR("in cff_pack_fdselect(): Buffer overflow"); - len += 2; - for (i=0;i<(fdsel->num_entries);i++) { - if (destlen < len + 3) - ERROR("in cff_pack_fdselect(): Buffer overflow"); - dest[len++] = ((fdsel->data).ranges[i].first >> 8) & 0xff; - dest[len++] = (fdsel->data).ranges[i].first & 0xff; - dest[len++] = (fdsel->data).ranges[i].fd; - } - if (destlen < len + 2) - ERROR("in cff_pack_fdselect(): Buffer overflow"); - dest[len++] = (cff->num_glyphs >> 8) & 0xff; - dest[len++] = cff->num_glyphs & 0xff; - dest[1] = ((len/3 - 1) >> 8) & 0xff; - dest[2] = (len/3 - 1) & 0xff; - } - break; - default: - ERROR("Unknown FDSelect format."); - break; - } - - return len; -} - -void cff_release_fdselect (cff_fdselect *fdselect) -{ - if (fdselect) { - if (fdselect->format == 0) { - if (fdselect->data.fds) RELEASE(fdselect->data.fds); - } else if (fdselect->format == 3) { - if (fdselect->data.ranges) RELEASE(fdselect->data.ranges); - } - RELEASE(fdselect); - } -} - -card8 cff_fdselect_lookup (cff_font *cff, card16 gid) -{ - card8 fd = 0xff; - cff_fdselect *fdsel; - - if (cff->fdselect == NULL) - ERROR("in cff_fdselect_lookup(): FDSelect not available"); - - fdsel = cff->fdselect; - - if (gid >= cff->num_glyphs) - ERROR("in cff_fdselect_lookup(): Invalid glyph index"); - - switch (fdsel->format) { - case 0: - fd = fdsel->data.fds[gid]; - break; - case 3: - { - if (gid == 0) { - fd = (fdsel->data).ranges[0].fd; - } else { - card16 i; - for (i=1;i<(fdsel->num_entries);i++) { - if (gid < (fdsel->data).ranges[i].first) - break; - } - fd = (fdsel->data).ranges[i-1].fd; - } - } - break; - default: - ERROR("in cff_fdselect_lookup(): Invalid FDSelect format"); - break; - } - - if (fd >= cff->num_fds) - ERROR("in cff_fdselect_lookup(): Invalid Font DICT index"); - - return fd; -} - -long cff_read_subrs (cff_font *cff) -{ - long len = 0; - long offset; - int i; - - if ((cff->flag & FONTTYPE_CIDFONT) && cff->fdarray == NULL) { - cff_read_fdarray(cff); - } - - if (cff->private == NULL) - cff_read_private(cff); - - if (cff->gsubr == NULL) { - cff_seek_set(cff, cff->gsubr_offset); - cff->gsubr = cff_get_index(cff); - } - - cff->subrs = NEW(cff->num_fds, cff_index *); - if (cff->flag & FONTTYPE_CIDFONT) { - for (i=0;i<cff->num_fds;i++) { - if (cff->private[i] == NULL || - !cff_dict_known(cff->private[i], "Subrs")) { - (cff->subrs)[i] = NULL; - } else { - offset = (long) cff_dict_get(cff->fdarray[i], "Private", 1); - offset += (long) cff_dict_get(cff->private[i], "Subrs", 0); - cff_seek_set(cff, offset); - (cff->subrs)[i] = cff_get_index(cff); - len += cff_index_size((cff->subrs)[i]); - } - } - } else { - if (cff->private[0] == NULL || - !cff_dict_known(cff->private[0], "Subrs")) { - (cff->subrs)[0] = NULL; - } else { - offset = (long) cff_dict_get(cff->topdict, "Private", 1); - offset += (long) cff_dict_get(cff->private[0], "Subrs", 0); - cff_seek_set(cff, offset); - (cff->subrs)[0] = cff_get_index(cff); - len += cff_index_size((cff->subrs)[0]); - } - } - - return len; -} - -long cff_read_fdarray (cff_font *cff) -{ - long len = 0; - cff_index *idx; - long offset, size; - card16 i; - - if (cff->topdict == NULL) - ERROR("in cff_read_fdarray(): Top DICT not found"); - - if (!(cff->flag & FONTTYPE_CIDFONT)) - return 0; - - /* must exist */ - offset = (long) cff_dict_get(cff->topdict, "FDArray", 0); - cff_seek_set(cff, offset); - idx = cff_get_index(cff); - cff->num_fds = (card8)idx->count; - cff->fdarray = NEW(idx->count, cff_dict *); - for (i=0;i<idx->count;i++) { - card8 *data = idx->data + (idx->offset)[i] - 1; - size = (idx->offset)[i+1] - (idx->offset)[i]; - if (size > 0) { - (cff->fdarray)[i] = cff_dict_unpack(data, data+size); - } else { - (cff->fdarray)[i] = NULL; - } - } - len = cff_index_size(idx); - cff_release_index(idx); - - return len; -} - -long cff_read_private (cff_font *cff) -{ - long len = 0; - card8 *data; - long offset, size; - - if (cff->flag & FONTTYPE_CIDFONT) { - int i; - - if (cff->fdarray == NULL) - cff_read_fdarray(cff); - - cff->private = NEW(cff->num_fds, cff_dict *); - for (i=0;i<cff->num_fds;i++) { - if (cff->fdarray[i] != NULL && - cff_dict_known(cff->fdarray[i], "Private") && - (size = (long) cff_dict_get(cff->fdarray[i], "Private", 0)) - > 0) { - offset = (long) cff_dict_get(cff->fdarray[i], "Private", 1); - cff_seek_set(cff, offset); - data = NEW(size, card8); - if (sfnt_read(data, size, cff->sfont) != size) - ERROR("reading file failed"); - (cff->private)[i] = cff_dict_unpack(data, data+size); - RELEASE(data); - len += size; - } else { - (cff->private)[i] = NULL; - } - } - } else { - cff->num_fds = 1; - cff->private = NEW(1, cff_dict *); - if (cff_dict_known(cff->topdict, "Private") && - (size = (long) cff_dict_get(cff->topdict, "Private", 0)) > 0) { - offset = (long) cff_dict_get(cff->topdict, "Private", 1); - cff_seek_set(cff, offset); - data = NEW(size, card8); - if (sfnt_read(data, size, cff->sfont) != size) - ERROR("reading file failed"); - cff->private[0] = cff_dict_unpack(data, data+size); - RELEASE(data); - len += size; - } else { - (cff->private)[0] = NULL; - len = 0; - } - } - - return len; -} - -#ifdef XETEX -unsigned short* cff_get_ft_to_gid(cff_font *cff) -{ - return cff->ft_to_gid; -} -#endif diff --git a/Build/source/texk/dvipdf-x/xsrc/cff.h b/Build/source/texk/dvipdf-x/xsrc/cff.h deleted file mode 100644 index 9772d6d2a31..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/cff.h +++ /dev/null @@ -1,156 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#ifndef _CFF_H_ -#define _CFF_H_ - -#include "mfileio.h" -#include "cff_types.h" - -#include "sfnt.h" - -/* Flag */ -#define FONTTYPE_CIDFONT (1 << 0) -#define FONTTYPE_FONT (1 << 1) -#define FONTTYPE_MMASTER (1 << 2) - -#define ENCODING_STANDARD (1 << 3) -#define ENCODING_EXPERT (1 << 4) - -#define CHARSETS_ISOADOBE (1 << 5) -#define CHARSETS_EXPERT (1 << 6) -#define CHARSETS_EXPSUB (1 << 7) - -#define HAVE_STANDARD_ENCODING (ENCODING_STANDARD|ENCODING_EXPERT) -#define HAVE_STANDARD_CHARSETS \ - (CHARSETS_ISOADOBE|CHARSETS_EXPERT|CHARSETS_EXPSUB) - -#define CFF_STRING_NOTDEF 65535 - -typedef struct -{ - char *fontname; /* FontName */ - - /* - CFF structure - */ - cff_header header; /* CFF Header */ - cff_index *name; /* Name INDEX */ - cff_dict *topdict; /* Top DICT (single) */ - cff_index *string; /* String INDEX */ - cff_index *gsubr; /* Global Subr INDEX */ - cff_encoding *encoding; /* Encodings */ - cff_charsets *charsets; /* Charsets */ - cff_fdselect *fdselect; /* FDSelect, CIDFont only */ - cff_index *cstrings; /* CharStrings */ - cff_dict **fdarray; /* CIDFont only */ - cff_dict **private; /* per-Font DICT */ - cff_index **subrs; /* Local Subr INDEX, per-Private DICT */ - - /* -- extra data -- */ - l_offset offset; /* non-zero for OpenType or PostScript wrapped */ - l_offset gsubr_offset; - card16 num_glyphs; /* number of glyphs (CharString INDEX count) */ - card8 num_fds; /* number of Font DICT */ - - /* Updated String INDEX. - * Please fix this. We should separate input and output. - */ - cff_index *_string; - -#ifdef XETEX - unsigned short *ft_to_gid; -#endif - - sfnt *sfont; - int filter; /* not used, ASCII Hex filter if needed */ - - int index; /* CFF fontset index */ - int flag; /* Flag: see above */ -} cff_font; - -extern cff_font *cff_open (sfnt *sfont, long offset, int idx); -extern void cff_close (cff_font *cff); - -#define cff_seek_set(c, p) sfnt_seek_set (((c)->sfont), ((c)->offset) + (p)); - -/* CFF Header */ -extern long cff_put_header (cff_font *cff, card8 *dest, long destlen); - -/* CFF INDEX */ -extern cff_index *cff_get_index (cff_font *cff); -extern cff_index *cff_get_index_header (cff_font *cff); -extern void cff_release_index (cff_index *idx); -extern cff_index *cff_new_index (card16 count); -extern long cff_index_size (cff_index *idx); -extern long cff_pack_index (cff_index *idx, card8 *dest, long destlen); - -/* Name INDEX */ -extern char *cff_get_name (cff_font *cff); -extern long cff_set_name (cff_font *cff, char *name); - -/* Global and Local Subrs INDEX */ -extern long cff_read_subrs (cff_font *cff); - -/* Encoding */ -extern long cff_read_encoding (cff_font *cff); -extern long cff_pack_encoding (cff_font *cff, card8 *dest, long destlen); -extern card16 cff_encoding_lookup (cff_font *cff, card8 code); -extern void cff_release_encoding (cff_encoding *encoding); - -/* Charsets */ -extern long cff_read_charsets (cff_font *cff); -extern long cff_pack_charsets (cff_font *cff, card8 *dest, long destlen); - -/* Returns GID of PS name "glyph" */ -extern card16 cff_glyph_lookup (cff_font *cff, const char *glyph); -/* Returns GID of glyph with SID/CID "cid" */ -extern card16 cff_charsets_lookup (cff_font *cff, card16 cid); -extern void cff_release_charsets (cff_charsets *charset); -/* Returns SID or CID */ -extern card16 cff_charsets_lookup_inverse (cff_font *cff, card16 gid); - -/* FDSelect */ -extern long cff_read_fdselect (cff_font *cff); -extern long cff_pack_fdselect (cff_font *cff, card8 *dest, long destlen); -extern card8 cff_fdselect_lookup (cff_font *cff, card16 gid); -extern void cff_release_fdselect (cff_fdselect *fdselect); - -/* Font DICT(s) */ -extern long cff_read_fdarray (cff_font *cff); - -/* Private DICT(s) */ -extern long cff_read_private (cff_font *cff); - -#ifdef XETEX -extern unsigned short* cff_get_ft_to_gid(cff_font *cff); -#endif - -/* String */ -extern int cff_match_string (cff_font *cff, const char *str, s_SID sid); -extern char *cff_get_string (cff_font *cff, s_SID id); -extern long cff_get_sid (cff_font *cff, const char *str); -extern long cff_get_seac_sid (cff_font *cff, const char *str); -extern s_SID cff_add_string (cff_font *cff, const char *str, int unique); -extern void cff_update_string (cff_font *cff); - -#define cff_is_stdstr(s) (cff_get_sid(NULL, (s)) >= 0) - -#endif /* _CFF_H_ */ diff --git a/Build/source/texk/dvipdf-x/xsrc/cff_dict.c b/Build/source/texk/dvipdf-x/xsrc/cff_dict.c deleted file mode 100644 index 96b30ef5d55..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/cff_dict.c +++ /dev/null @@ -1,720 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -/* - * CFF Font Dictionary - * - * Adobe Technical Note #5176 "The Compact Font Format Specification" - */ - -#include <math.h> -#include <stdlib.h> -#include <errno.h> - -#include "error.h" -#include "mem.h" - -#ifndef CFF_DEBUG_STR -#define CFF_DEBUG_STR "CFF" -#define CFF_DEBUG 5 -#endif - -/* work_buffer for get_real() */ -#include "mfileio.h" - -#include "cff_types.h" -#include "cff_limits.h" - -/* #include "cff_string.h" */ -#include "cff_dict.h" -/* cff_update_dict requires this. */ -#include "cff.h" - -#define CFF_PARSE_OK 0 -#define CFF_ERROR_PARSE_ERROR -1 -#define CFF_ERROR_STACK_OVERFLOW -2 -#define CFF_ERROR_STACK_UNDERFLOW -3 -#define CFF_ERROR_STACK_RANGECHECK -4 - -#define DICT_ENTRY_MAX 16 -cff_dict *cff_new_dict (void) -{ - cff_dict *dict; - - dict = NEW(1, cff_dict); - dict->max = DICT_ENTRY_MAX; - dict->count = 0; - dict->entries = NEW(dict->max, cff_dict_entry); - - return dict; -} - -void cff_release_dict (cff_dict *dict) -{ - if (dict) { - if (dict->entries) { - int i; - for (i=0;i<dict->count;i++) { - if ((dict->entries)[i].values) - RELEASE((dict->entries)[i].values); - } - RELEASE(dict->entries); - } - RELEASE(dict); - } -} - -/* - * Operand stack: - * only numbers are stored (as double) - * - * Operand types: - * - * number : double (integer or real) - * boolean: stored as a number - * SID : stored as a number - * array : array of numbers - * delta : array of numbers - */ - -#define CFF_DICT_STACK_LIMIT 64 -static int stack_top = 0; -static double arg_stack[CFF_DICT_STACK_LIMIT]; - -/* - * CFF DICT encoding: - * TODO: default values - */ - -#define CFF_LAST_DICT_OP1 22 -#define CFF_LAST_DICT_OP2 39 -#define CFF_LAST_DICT_OP (CFF_LAST_DICT_OP1 + CFF_LAST_DICT_OP2) - -static struct { - const char *opname; - int argtype; -} dict_operator[CFF_LAST_DICT_OP] = { - {"version", CFF_TYPE_SID}, - {"Notice", CFF_TYPE_SID}, - {"FullName", CFF_TYPE_SID}, - {"FamilyName", CFF_TYPE_SID}, - {"Weight", CFF_TYPE_SID}, - {"FontBBox", CFF_TYPE_ARRAY}, - {"BlueValues", CFF_TYPE_DELTA}, - {"OtherBlues", CFF_TYPE_DELTA}, - {"FamilyBlues", CFF_TYPE_DELTA}, - {"FamilyOtherBlues", CFF_TYPE_DELTA}, - {"StdHW", CFF_TYPE_NUMBER}, - {"StdVW", CFF_TYPE_NUMBER}, - {NULL, -1}, /* first byte of two-byte operator */ - /* Top */ - {"UniqueID", CFF_TYPE_NUMBER}, - {"XUID", CFF_TYPE_ARRAY}, - {"charset", CFF_TYPE_OFFSET}, - {"Encoding", CFF_TYPE_OFFSET}, - {"CharStrings", CFF_TYPE_OFFSET}, - {"Private", CFF_TYPE_SZOFF}, /* two numbers (size and offset) */ - /* Private */ - {"Subrs", CFF_TYPE_OFFSET}, - {"defaultWidthX", CFF_TYPE_NUMBER}, - {"nominalWidthX", CFF_TYPE_NUMBER}, - /* Operator 2 */ - {"Copyright", CFF_TYPE_SID}, - {"IsFixedPitch", CFF_TYPE_BOOLEAN}, - {"ItalicAngle", CFF_TYPE_NUMBER}, - {"UnderlinePosition", CFF_TYPE_NUMBER}, - {"UnderlineThickness", CFF_TYPE_NUMBER}, - {"PaintType", CFF_TYPE_NUMBER}, - {"CharstringType", CFF_TYPE_NUMBER}, - {"FontMatrix", CFF_TYPE_ARRAY}, - {"StrokeWidth", CFF_TYPE_NUMBER}, - {"BlueScale", CFF_TYPE_NUMBER}, - {"BlueShift", CFF_TYPE_NUMBER}, - {"BlueFuzz", CFF_TYPE_NUMBER}, - {"StemSnapH", CFF_TYPE_DELTA}, - {"StemSnapV", CFF_TYPE_DELTA}, - {"ForceBold", CFF_TYPE_BOOLEAN}, - {NULL, -1}, - {NULL, -1}, - {"LanguageGroup", CFF_TYPE_NUMBER}, - {"ExpansionFactor", CFF_TYPE_NUMBER}, - {"InitialRandomSeed", CFF_TYPE_NUMBER}, - {"SyntheticBase", CFF_TYPE_NUMBER}, - {"PostScript", CFF_TYPE_SID}, - {"BaseFontName", CFF_TYPE_SID}, - {"BaseFontBlend", CFF_TYPE_DELTA}, /* MMaster ? */ - {NULL, -1}, - {NULL, -1}, - {NULL, -1}, - {NULL, -1}, - {NULL, -1}, - {NULL, -1}, - /* CID-Keyed font */ - {"ROS", CFF_TYPE_ROS}, /* SID SID number */ - {"CIDFontVersion", CFF_TYPE_NUMBER}, - {"CIDFontRevision", CFF_TYPE_NUMBER}, - {"CIDFontType", CFF_TYPE_NUMBER}, - {"CIDCount", CFF_TYPE_NUMBER}, - {"UIDBase", CFF_TYPE_NUMBER}, - {"FDArray", CFF_TYPE_OFFSET}, - {"FDSelect", CFF_TYPE_OFFSET}, - {"FontName", CFF_TYPE_SID}, -}; - -/* Parse DICT data */ -static double get_integer (card8 **data, card8 *endptr, int *status) -{ - long result = 0; - card8 b0, b1, b2; - - b0 = *(*data)++; - if (b0 == 28 && *data < endptr - 2) { /* shortint */ - b1 = *(*data)++; - b2 = *(*data)++; - result = b1*256+b2; - if (result > 0x7fffL) - result -= 0x10000L; - } else if (b0 == 29 && *data < endptr - 4) { /* longint */ - int i; - result = *(*data)++; - if (result > 0x7f) - result -= 0x100; - for (i=0;i<3;i++) { - result = result*256+(**data); - *data += 1; - } - } else if (b0 >= 32 && b0 <= 246) { /* int (1) */ - result = b0 - 139; - } else if (b0 >= 247 && b0 <= 250) { /* int (2) */ - b1 = *(*data)++; - result = (b0-247)*256+b1+108; - } else if (b0 >= 251 && b0 <= 254) { - b1 = *(*data)++; - result = -(b0-251)*256-b1-108; - } else { - *status = CFF_ERROR_PARSE_ERROR; - } - - return (double) result; -} - -/* Simply uses strtod */ -static double get_real(card8 **data, card8 *endptr, int *status) -{ - double result = 0.0; - int nibble = 0, pos = 0; - int len = 0, fail = 0; - - if (**data != 30 || *data >= endptr -1) { - *status = CFF_ERROR_PARSE_ERROR; - return 0.0; - } - - *data += 1; /* skip first byte (30) */ - - pos = 0; - while ((! fail) && len < WORK_BUFFER_SIZE - 2 && *data < endptr) { - /* get nibble */ - if (pos % 2) { - nibble = **data & 0x0f; - *data += 1; - } else { - nibble = (**data >> 4) & 0x0f; - } - if (nibble >= 0x00 && nibble <= 0x09) { - work_buffer[len++] = nibble + '0'; - } else if (nibble == 0x0a) { /* . */ - work_buffer[len++] = '.'; - } else if (nibble == 0x0b || nibble == 0x0c) { /* E, E- */ - work_buffer[len++] = 'e'; - if (nibble == 0x0c) - work_buffer[len++] = '-'; - } else if (nibble == 0x0e) { /* `-' */ - work_buffer[len++] = '-'; - } else if (nibble == 0x0d) { /* skip */ - /* do nothing */ - } else if (nibble == 0x0f) { /* end */ - work_buffer[len++] = '\0'; - if (((pos % 2) == 0) && (**data != 0xff)) { - fail = 1; - } - break; - } else { /* invalid */ - fail = 1; - } - pos++; - } - - /* returned values */ - if (fail || nibble != 0x0f) { - *status = CFF_ERROR_PARSE_ERROR; - } else { - char *s; - result = strtod(work_buffer, &s); - if (*s != 0 || errno == ERANGE) { - *status = CFF_ERROR_PARSE_ERROR; - } - } - - return result; -} - -/* operators */ -static void add_dict (cff_dict *dict, - card8 **data, card8 *endptr, int *status) -{ - int id, argtype; - - id = **data; - if (id == 0x0c) { - *data += 1; - if (*data >= endptr || - (id = **data + CFF_LAST_DICT_OP1) >= CFF_LAST_DICT_OP) { - *status = CFF_ERROR_PARSE_ERROR; - return; - } - } else if (id >= CFF_LAST_DICT_OP1) { - *status = CFF_ERROR_PARSE_ERROR; - return; - } - - argtype = dict_operator[id].argtype; - if (dict_operator[id].opname == NULL || argtype < 0) { - *status = CFF_ERROR_PARSE_ERROR; - return; - } - - if (dict->count >= dict->max) { - dict->max += DICT_ENTRY_MAX; - dict->entries = RENEW(dict->entries, dict->max, cff_dict_entry); - } - - (dict->entries)[dict->count].id = id; - (dict->entries)[dict->count].key = dict_operator[id].opname; - if (argtype == CFF_TYPE_NUMBER || - argtype == CFF_TYPE_BOOLEAN || - argtype == CFF_TYPE_SID || - argtype == CFF_TYPE_OFFSET) { - /* check for underflow here, as exactly one operand is expected */ - if (stack_top < 1) { - *status = CFF_ERROR_STACK_UNDERFLOW; - return; - } - stack_top--; - (dict->entries)[dict->count].count = 1; - (dict->entries)[dict->count].values = NEW(1, double); - (dict->entries)[dict->count].values[0] = arg_stack[stack_top]; - dict->count += 1; - } else { - /* just ignore operator if there were no operands provided; - don't treat this as underflow (e.g. StemSnapV in TemporaLGCUni-Italic.otf) */ - if (stack_top > 0) { - (dict->entries)[dict->count].count = stack_top; - (dict->entries)[dict->count].values = NEW(stack_top, double); - while (stack_top > 0) { - stack_top--; - (dict->entries)[dict->count].values[stack_top] = arg_stack[stack_top]; - } - dict->count += 1; - } - } - - *data += 1; - - return; -} - -/* - * All operands are treated as number or array of numbers. - * Private: two numbers, size and offset - * ROS : three numbers, SID, SID, and a number - */ -cff_dict *cff_dict_unpack (card8 *data, card8 *endptr) -{ - cff_dict *dict; - int status = CFF_PARSE_OK; - - stack_top = 0; - - dict = cff_new_dict(); - while (data < endptr && status == CFF_PARSE_OK) { - if (*data < 22) { /* operator */ - add_dict(dict, &data, endptr, &status); - } else if (*data == 30) { /* real - First byte of a sequence (variable) */ - if (stack_top < CFF_DICT_STACK_LIMIT) { - arg_stack[stack_top] = get_real(&data, endptr, &status); - stack_top++; - } else { - status = CFF_ERROR_STACK_OVERFLOW; - } - } else if (*data == 255 || (*data >= 22 && *data <= 27)) { /* reserved */ - data++; - } else { /* everything else are integer */ - if (stack_top < CFF_DICT_STACK_LIMIT) { - arg_stack[stack_top] = get_integer(&data, endptr, &status); - stack_top++; - } else { - status = CFF_ERROR_STACK_OVERFLOW; - } - } - } - - if (status != CFF_PARSE_OK) { - ERROR("%s: Parsing CFF DICT failed. (error=%d)", CFF_DEBUG_STR, status); - } else if (stack_top != 0) { - WARN("%s: Garbage in CFF DICT data.", CFF_DEBUG_STR); - stack_top = 0; - } - - return dict; -} - -/* Pack DICT data */ -static long pack_integer (card8 *dest, long destlen, long value) -{ - long len = 0; - - if (value >= -107 && value <= 107) { - if (destlen < 1) - ERROR("%s: Buffer overflow.", CFF_DEBUG_STR); - dest[0] = (value + 139) & 0xff; - len = 1; - } else if (value >= 108 && value <= 1131) { - if (destlen < 2) - ERROR("%s: Buffer overflow.", CFF_DEBUG_STR); - value = 0xf700u + value - 108; - dest[0] = (value >> 8) & 0xff; - dest[1] = value & 0xff; - len = 2; - } else if (value >= -1131 && value <= -108) { - if (destlen < 2) - ERROR("%s: Buffer overflow.", CFF_DEBUG_STR); - value = 0xfb00u - value - 108; - dest[0] = (value >> 8) & 0xff; - dest[1] = value & 0xff; - len = 2; - } else if (value >= -32768 && value <= 32767) { /* shortint */ - if (destlen < 3) - ERROR("%s: Buffer overflow.", CFF_DEBUG_STR); - dest[0] = 28; - dest[1] = (value >> 8) & 0xff; - dest[2] = value & 0xff; - len = 3; - } else { /* longint */ - if (destlen < 5) - ERROR("%s: Buffer overflow.", CFF_DEBUG_STR); - dest[0] = 29; - dest[1] = (value >> 24) & 0xff; - dest[2] = (value >> 16) & 0xff; - dest[3] = (value >> 8) & 0xff; - dest[4] = value & 0xff; - len = 5; - } - - return len; -} - -static long pack_real (card8 *dest, long destlen, double value) -{ - int i = 0, pos = 2; - char buffer[32]; - - if (destlen < 2) - ERROR("%s: Buffer overflow.", CFF_DEBUG_STR); - - dest[0] = 30; - - if (value == 0.0) { - dest[1] = 0x0f; - return 2; - } - - if (value < 0.0) { - dest[1] = 0xe0; - value *= -1.0; - pos++; - } - - /* To avoid the problem with Mac OS X 10.4 Quartz, - * change the presion of the real numbers - * on June 27, 2007 for musix20.pfb */ - sprintf(buffer, "%.13g", value); - - for (i = 0; buffer[i] != '\0'; i++) { - unsigned char ch = 0; - if (buffer[i] == '.') { - ch = 0x0a; - } else if (buffer[i] >= '0' && buffer[i] <= '9') { - ch = buffer[i] - '0'; - } else if (buffer[i] == 'e') { - ch = (buffer[++i] == '-' ? 0x0c : 0x0b); - } else { - ERROR("%s: Invalid character.", CFF_DEBUG_STR); - } - - if (destlen < pos/2 + 1) - ERROR("%s: Buffer overflow.", CFF_DEBUG_STR); - - if (pos % 2) { - dest[pos/2] += ch; - } else { - dest[pos/2] = (ch << 4); - } - pos++; - } - - if (pos % 2) { - dest[pos/2] += 0x0f; - pos++; - } else { - if (destlen < pos/2 + 1) - ERROR("%s: Buffer overflow.", CFF_DEBUG_STR); - dest[pos/2] = 0xff; - pos += 2; - } - - return pos/2; -} - -static long cff_dict_put_number (double value, - card8 *dest, long destlen, - int type) -{ - long len = 0; - double nearint; - - nearint = floor(value+0.5); - /* set offset to longint */ - if (type == CFF_TYPE_OFFSET) { - long lvalue; - - lvalue = (long) value; - if (destlen < 5) - ERROR("%s: Buffer overflow.", CFF_DEBUG_STR); - dest[0] = 29; - dest[1] = (lvalue >> 24) & 0xff; - dest[2] = (lvalue >> 16) & 0xff; - dest[3] = (lvalue >> 8) & 0xff; - dest[4] = lvalue & 0xff; - len = 5; - } else if (value > CFF_INT_MAX || value < CFF_INT_MIN || - (fabs(value - nearint) > 1.0e-5)) { /* real */ - len = pack_real(dest, destlen, value); - } else { /* integer */ - len = pack_integer(dest, destlen, (long) nearint); - } - - return len; -} - -static long -put_dict_entry (cff_dict_entry *de, - card8 *dest, long destlen) -{ - long len = 0; - int i, type, id; - - if (de->count > 0) { - id = de->id; - if (dict_operator[id].argtype == CFF_TYPE_OFFSET || - dict_operator[id].argtype == CFF_TYPE_SZOFF) { - type = CFF_TYPE_OFFSET; - } else { - type = CFF_TYPE_NUMBER; - } - for (i = 0; i < de->count; i++) { - len += cff_dict_put_number(de->values[i], - dest+len, - destlen-len, type); - } - if (id >= 0 && id < CFF_LAST_DICT_OP1) { - if (len + 1 > destlen) - ERROR("%s: Buffer overflow.", CFF_DEBUG_STR); - dest[len++] = id; - } else if (id >= 0 && id < CFF_LAST_DICT_OP) { - if (len + 2 > destlen) - ERROR("in cff_dict_pack(): Buffer overflow"); - dest[len++] = 12; - dest[len++] = id - CFF_LAST_DICT_OP1; - } else { - ERROR("%s: Invalid CFF DICT operator ID.", CFF_DEBUG_STR); - } - } - - return len; -} - -long cff_dict_pack (cff_dict *dict, card8 *dest, long destlen) -{ - long len = 0; - int i; - - for (i = 0; i < dict->count; i++) { - if (!strcmp(dict->entries[i].key, "ROS")) { - len += put_dict_entry(&dict->entries[i], dest, destlen); - break; - } - } - for (i = 0; i < dict->count; i++) { - if (strcmp(dict->entries[i].key, "ROS")) { - len += put_dict_entry(&dict->entries[i], dest+len, destlen-len); - } - } - - return len; -} - -void cff_dict_add (cff_dict *dict, const char *key, int count) -{ - int id, i; - - for (id=0;id<CFF_LAST_DICT_OP;id++) { - if (key && dict_operator[id].opname && - strcmp(dict_operator[id].opname, key) == 0) - break; - } - - if (id == CFF_LAST_DICT_OP) - ERROR("%s: Unknown CFF DICT operator.", CFF_DEBUG_STR); - - for (i=0;i<dict->count;i++) { - if ((dict->entries)[i].id == id) { - if ((dict->entries)[i].count != count) - ERROR("%s: Inconsistent DICT argument number.", CFF_DEBUG_STR); - return; - } - } - - if (dict->count + 1 >= dict->max) { - dict->max += 8; - dict->entries = RENEW(dict->entries, dict->max, cff_dict_entry); - } - - (dict->entries)[dict->count].id = id; - (dict->entries)[dict->count].key = dict_operator[id].opname; - (dict->entries)[dict->count].count = count; - if (count > 0) { - (dict->entries)[dict->count].values = NEW(count, double); - memset((dict->entries)[dict->count].values, - 0, sizeof(double)*count); - } else { - (dict->entries)[dict->count].values = NULL; - } - dict->count += 1; - - return; -} - -void cff_dict_remove (cff_dict *dict, const char *key) -{ - int i; - for (i = 0; i < dict->count; i++) { - if (key && strcmp(key, (dict->entries)[i].key) == 0) { - (dict->entries)[i].count = 0; - if ((dict->entries)[i].values) - RELEASE((dict->entries)[i].values); - (dict->entries)[i].values = NULL; - } - } -} - -int cff_dict_known (cff_dict *dict, const char *key) -{ - int i; - - for (i = 0; i < dict->count; i++) { - if (key && strcmp(key, (dict->entries)[i].key) == 0 - && (dict->entries)[i].count > 0) - return 1; - } - - return 0; -} - -double cff_dict_get (cff_dict *dict, const char *key, int idx) -{ - double value = 0.0; - int i; - - ASSERT(key && dict); - - for (i = 0; i < dict->count; i++) { - if (strcmp(key, (dict->entries)[i].key) == 0) { - if ((dict->entries)[i].count > idx) - value = (dict->entries)[i].values[idx]; - else - ERROR("%s: Invalid index number.", CFF_DEBUG_STR); - break; - } - } - - if (i == dict->count) - ERROR("%s: DICT entry \"%s\" not found.", CFF_DEBUG_STR, key); - - return value; -} - -void cff_dict_set (cff_dict *dict, const char *key, int idx, double value) -{ - int i; - - ASSERT(dict && key); - - for (i = 0 ; i < dict->count; i++) { - if (strcmp(key, (dict->entries)[i].key) == 0) { - if ((dict->entries)[i].count > idx) - (dict->entries)[i].values[idx] = value; - else - ERROR("%s: Invalid index number.", CFF_DEBUG_STR); - break; - } - } - - if (i == dict->count) - ERROR("%s: DICT entry \"%s\" not found.", CFF_DEBUG_STR, key); -} - -void cff_dict_update (cff_dict *dict, cff_font *cff) -{ - int i; - - for (i = 0;i < dict->count; i++) { - if ((dict->entries)[i].count > 0) { - char *str; - int id; - - id = (dict->entries)[i].id; - if (dict_operator[id].argtype == CFF_TYPE_SID) { - str = cff_get_string(cff, (dict->entries)[i].values[0]); - (dict->entries)[i].values[0] = cff_add_string(cff, str, 1); - RELEASE(str); - } else if (dict_operator[id].argtype == CFF_TYPE_ROS) { - str = cff_get_string(cff, (dict->entries)[i].values[0]); - (dict->entries)[i].values[0] = cff_add_string(cff, str, 1); - RELEASE(str); - str = cff_get_string(cff, (dict->entries)[i].values[1]); - (dict->entries)[i].values[1] = cff_add_string(cff, str, 1); - RELEASE(str); - } - } - } -} diff --git a/Build/source/texk/dvipdf-x/xsrc/cidtype0.c b/Build/source/texk/dvipdf-x/xsrc/cidtype0.c deleted file mode 100644 index 316f5c68073..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/cidtype0.c +++ /dev/null @@ -1,2075 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2007-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -/* - * CID-Keyed Font support: - * - * Only CFF/OpenType CID-Keyed Font with Type 2 charstrings is supported. - * - */ - -#if HAVE_CONFIG_H -#include "config.h" -#endif - -#include "system.h" -#include "numbers.h" -#include "mem.h" -#include "error.h" - -#include "dpxfile.h" - -#include "pdfobj.h" -/* pseudo unique tag */ -#include "pdffont.h" - -/* Font info. from OpenType tables */ -#include "sfnt.h" -#include "tt_aux.h" -/* Metrics */ -#include "tt_table.h" - -#include "cff_types.h" -#include "cff_limits.h" -#include "cff.h" -#include "cff_dict.h" -#include "cs_type2.h" - -/* typedef CID in cmap.h */ -#include "cmap.h" -#include "type0.h" -#include "cid.h" -#include "cid_p.h" -#include "cidtype0.h" - -static int verbose = 0; -static long opt_flags = 0; - -void -CIDFont_type0_set_verbose (void) -{ - verbose++; -} - -void -CIDFont_type0_set_flags (long flags) -{ - opt_flags = flags; -} - -/* - * PDF Reference 3rd. ed., p.340, "Glyph Metrics in CID Fonts". - */ -#ifndef PDFUNIT -#define PDFUNIT(v) (ROUND((1000.0*(v))/(head->unitsPerEm),1)) -#endif - -static void -add_CIDHMetrics (sfnt *sfont, pdf_obj *fontdict, - unsigned char *CIDToGIDMap, unsigned short last_cid, - struct tt_maxp_table *maxp, - struct tt_head_table *head, struct tt_longMetrics *hmtx) -{ - pdf_obj *w_array, *an_array = NULL; - long cid, start = 0, prev = 0; - double defaultAdvanceWidth; - int empty = 1; - - defaultAdvanceWidth = PDFUNIT(hmtx[0].advance); - /* - * We alway use format: - * c [w_1 w_2 ... w_n] - */ - w_array = pdf_new_array(); - for (cid = 0; cid <= last_cid; cid++) { - USHORT gid; - double advanceWidth; - gid = CIDToGIDMap ? ((CIDToGIDMap[2*cid] << 8)|CIDToGIDMap[2*cid+1]) : cid; - if (gid >= maxp->numGlyphs || (cid != 0 && gid == 0)) - continue; - advanceWidth = PDFUNIT(hmtx[gid].advance); - if (advanceWidth == defaultAdvanceWidth) { - if (an_array) { - pdf_add_array(w_array, pdf_new_number(start)); - pdf_add_array(w_array, an_array); - an_array = NULL; - empty = 0; - } - } else { - if (cid != prev + 1 && an_array) { - pdf_add_array(w_array, pdf_new_number(start)); - pdf_add_array(w_array, an_array); - an_array = NULL; - empty = 0; - } - if (an_array == NULL) { - an_array = pdf_new_array(); - start = cid; - } - pdf_add_array(an_array, pdf_new_number(advanceWidth)); - prev = cid; - } - } - - if (an_array) { - pdf_add_array(w_array, pdf_new_number(start)); - pdf_add_array(w_array, an_array); - empty = 0; - } - - /* - * We always write DW for older MacOS X's preview app. - * PDF Reference 2nd. ed, wrongly described default value of DW as 0, and - * MacOS X's (up to 10.2.8) preview app. implements this wrong description. - */ - pdf_add_dict(fontdict, - pdf_new_name("DW"), - pdf_new_number(defaultAdvanceWidth)); - if (!empty) { - pdf_add_dict(fontdict, - pdf_new_name("W"), - pdf_ref_obj(w_array)); - } - pdf_release_obj(w_array); - - return; -} - -static void -add_CIDVMetrics (sfnt *sfont, pdf_obj *fontdict, - unsigned char *CIDToGIDMap, unsigned short last_cid, - struct tt_maxp_table *maxp, - struct tt_head_table *head, struct tt_longMetrics *hmtx) -{ - pdf_obj *w2_array, *an_array = NULL; - long cid; -#if 0 - long prev = 0, start = 0; -#endif - struct tt_VORG_table *vorg; - struct tt_vhea_table *vhea = NULL; - struct tt_longMetrics *vmtx = NULL; - double defaultAdvanceHeight, defaultVertOriginY; - int empty = 1; - - /* - * No accurate vertical metrics can be obtained by simple way if the - * font does not have VORG table. Only CJK fonts may have VORG. - */ - if (sfnt_find_table_pos(sfont, "VORG") <= 0) - return; - - vorg = tt_read_VORG_table(sfont); - defaultVertOriginY = PDFUNIT(vorg->defaultVertOriginY); - if (sfnt_find_table_pos(sfont, "vhea") > 0) - vhea = tt_read_vhea_table(sfont); - if (vhea && sfnt_find_table_pos(sfont, "vmtx") > 0) { - sfnt_locate_table(sfont, "vmtx"); - vmtx = tt_read_longMetrics(sfont, maxp->numGlyphs, vhea->numOfLongVerMetrics, vhea->numOfExSideBearings); - } - - if (sfnt_find_table_pos(sfont, "OS/2") <= 0) { - struct tt_os2__table *os2; - /* OpenType font must have OS/2 table. */ - os2 = tt_read_os2__table(sfont); - defaultVertOriginY = PDFUNIT(os2->sTypoAscender); - defaultAdvanceHeight = PDFUNIT(os2->sTypoAscender - os2->sTypoDescender); - RELEASE(os2); - } else { - /* Some TrueType fonts used in Macintosh does not have OS/2 table. */ - defaultAdvanceHeight = 1000; - } - - w2_array = pdf_new_array(); - for (cid = 0; cid <= last_cid; cid++) { - USHORT i, gid; - double advanceHeight, vertOriginX, vertOriginY; - gid = CIDToGIDMap ? ((CIDToGIDMap[2*cid] << 8)|CIDToGIDMap[2*cid+1]) : cid; - if (gid >= maxp->numGlyphs || (cid != 0 && gid == 0)) - continue; - advanceHeight = vmtx ? PDFUNIT(vmtx[gid].advance) : defaultAdvanceHeight; - vertOriginX = PDFUNIT(hmtx[gid].advance*0.5); - vertOriginY = defaultVertOriginY; - for (i = 0; - i < vorg->numVertOriginYMetrics && gid > vorg->vertOriginYMetrics[i].glyphIndex; - i++) { - if (gid == vorg->vertOriginYMetrics[i].glyphIndex) - vertOriginY = PDFUNIT(vorg->vertOriginYMetrics[i].vertOriginY); - } -#if 0 - /* - * c [w1_1y v_1x v_1y w1_2y v_2x v_2y ...] - * Not working... Why? - * Acrobat Reader: - * Wrong rendering, interpretation of position vector is wrong. - * Xpdf and gs: ignores W2? - */ - if (vertOriginY == defaultVertOriginY && - advanceHeight == defaultAdvanceHeight) { - if (an_array) { - pdf_add_array(w2_array, pdf_new_number(start)); - pdf_add_array(w2_array, an_array); - an_array = NULL; - empty = 0; - } - } else { - if (cid != prev + 1 && an_array) { - pdf_add_array(w2_array, pdf_new_number(start)); - pdf_add_array(w2_array, an_array); - an_array = NULL; - empty = 0; - } - if (an_array == NULL) { - an_array = pdf_new_array(); - start = cid; - } - pdf_add_array(an_array, pdf_new_number(-advanceHeight)); - pdf_add_array(an_array, pdf_new_number(vertOriginX)); - pdf_add_array(an_array, pdf_new_number(vertOriginY)); - prev = cid; - } -#else - /* - * c_first c_last w1_y v_x v_y - * This form may hit Acrobat's implementation limit of array element size, 8192. - * AFPL GhostScript 8.11 stops with rangecheck error with this. Maybe GS's bug? - */ - if (vertOriginY != defaultVertOriginY || - advanceHeight != defaultAdvanceHeight) { - pdf_add_array(w2_array, pdf_new_number(cid)); - pdf_add_array(w2_array, pdf_new_number(cid)); - pdf_add_array(w2_array, pdf_new_number(-advanceHeight)); - pdf_add_array(w2_array, pdf_new_number(vertOriginX)); - pdf_add_array(w2_array, pdf_new_number(vertOriginY)); - empty = 0; - } -#endif - } - -#if 0 - if (an_array) { - pdf_add_array(w2_array, pdf_new_number(start)); - pdf_add_array(w2_array, an_array); - empty = 0; - } -#endif - - if (defaultVertOriginY != 880 || defaultAdvanceHeight != 1000) { - an_array = pdf_new_array(); - pdf_add_array(an_array, pdf_new_number(defaultVertOriginY)); - pdf_add_array(an_array, pdf_new_number(-defaultAdvanceHeight)); - pdf_add_dict(fontdict, pdf_new_name ("DW2"), an_array); - } - if (!empty) { - pdf_add_dict(fontdict, - pdf_new_name("W2"), pdf_ref_obj(w2_array)); - } - pdf_release_obj(w2_array); - - if (vorg->vertOriginYMetrics) - RELEASE(vorg->vertOriginYMetrics); - RELEASE(vorg); - - if (vmtx) - RELEASE(vmtx); - if (vhea) - RELEASE(vhea); - - return; -} - -static void -add_CIDMetrics (sfnt *sfont, pdf_obj *fontdict, - unsigned char *CIDToGIDMap, unsigned short last_cid, int need_vmetrics) -{ - struct tt_longMetrics *hmtx; - struct tt_head_table *head; - struct tt_hhea_table *hhea; - struct tt_maxp_table *maxp; - - /* - * Read head, hhea, maxp: - * - * unitsPerEm --> head - * numHMetrics --> hhea - * numGlyphs --> maxp - */ - head = tt_read_head_table(sfont); - maxp = tt_read_maxp_table(sfont); - hhea = tt_read_hhea_table(sfont); - - sfnt_locate_table(sfont, "hmtx"); - hmtx = tt_read_longMetrics(sfont, maxp->numGlyphs, hhea->numOfLongHorMetrics, hhea->numOfExSideBearings); - - add_CIDHMetrics(sfont, fontdict, CIDToGIDMap, last_cid, maxp, head, hmtx); - if (need_vmetrics) - add_CIDVMetrics(sfont, fontdict, CIDToGIDMap, last_cid, maxp, head, hmtx); - - RELEASE(hmtx); - RELEASE(hhea); - RELEASE(maxp); - RELEASE(head); - - return; -} - -/* - * Create an instance of embeddable font. - */ -static long -write_fontfile (CIDFont *font, cff_font *cffont) -{ - cff_index *topdict, *fdarray, *private; - unsigned char *dest; - long destlen = 0, i, size; - long offset, topdict_offset, fdarray_offset; - - /* DICT sizes (offset set to long int) */ - topdict = cff_new_index(1); - fdarray = cff_new_index(cffont->num_fds); - private = cff_new_index(cffont->num_fds); - - cff_dict_remove(cffont->topdict, "UniqueID"); - cff_dict_remove(cffont->topdict, "XUID"); - cff_dict_remove(cffont->topdict, "Private"); /* some bad font may have */ - cff_dict_remove(cffont->topdict, "Encoding"); /* some bad font may have */ - - topdict->offset[1] = cff_dict_pack(cffont->topdict, - (card8 *) work_buffer, - WORK_BUFFER_SIZE) + 1; - for (i = 0;i < cffont->num_fds; i++) { - size = 0; - if (cffont->private && cffont->private[i]) { - size = cff_dict_pack(cffont->private[i], - (card8 *) work_buffer, WORK_BUFFER_SIZE); - if (size < 1) { /* Private had contained only Subr */ - cff_dict_remove(cffont->fdarray[i], "Private"); - } - } - (private->offset)[i+1] = (private->offset)[i] + size; - (fdarray->offset)[i+1] = (fdarray->offset)[i] + - cff_dict_pack(cffont->fdarray[i], - (card8 *) work_buffer, WORK_BUFFER_SIZE); - } - - destlen = 4; /* header size */ - destlen += cff_set_name(cffont, font->fontname); - destlen += cff_index_size(topdict); - destlen += cff_index_size(cffont->string); - destlen += cff_index_size(cffont->gsubr); - destlen += (cffont->charsets->num_entries) * 2 + 1; /* charset format 0 */ - destlen += (cffont->fdselect->num_entries) * 3 + 5; /* fdselect format 3 */ - destlen += cff_index_size(cffont->cstrings); - destlen += cff_index_size(fdarray); - destlen += private->offset[private->count] - 1; /* Private is not INDEX */ - - dest = NEW(destlen, card8); - - offset = 0; - /* Header */ - offset += cff_put_header(cffont, dest + offset, destlen - offset); - /* Name */ - offset += cff_pack_index(cffont->name, dest + offset, destlen - offset); - /* Top DICT */ - topdict_offset = offset; - offset += cff_index_size(topdict); - /* Strings */ - offset += cff_pack_index(cffont->string, dest + offset, destlen - offset); - /* Global Subrs */ - offset += cff_pack_index(cffont->gsubr, dest + offset, destlen - offset); - - /* charset */ - cff_dict_set(cffont->topdict, "charset", 0, offset); - offset += cff_pack_charsets(cffont, dest + offset, destlen - offset); - - /* FDSelect */ - cff_dict_set(cffont->topdict, "FDSelect", 0, offset); - offset += cff_pack_fdselect(cffont, dest + offset, destlen - offset); - - /* CharStrings */ - cff_dict_set(cffont->topdict, "CharStrings", 0, offset); - offset += cff_pack_index(cffont->cstrings, - dest + offset, cff_index_size(cffont->cstrings)); - cff_release_index(cffont->cstrings); - cffont->cstrings = NULL; /* Charstrings cosumes huge memory */ - - /* FDArray and Private */ - cff_dict_set(cffont->topdict, "FDArray", 0, offset); - fdarray_offset = offset; - offset += cff_index_size(fdarray); - - fdarray->data = NEW(fdarray->offset[fdarray->count] - 1, card8); - for (i = 0; i < cffont->num_fds; i++) { - size = private->offset[i+1] - private->offset[i]; - if (cffont->private[i] && size > 0) { - cff_dict_pack(cffont->private[i], dest + offset, size); - cff_dict_set(cffont->fdarray[i], "Private", 0, size); - cff_dict_set(cffont->fdarray[i], "Private", 1, offset); - } - cff_dict_pack(cffont->fdarray[i], - fdarray->data + (fdarray->offset)[i] - 1, - fdarray->offset[fdarray->count] - 1); - offset += size; - } - - cff_pack_index(fdarray, dest + fdarray_offset, cff_index_size(fdarray)); - cff_release_index(fdarray); - cff_release_index(private); - - /* Finally Top DICT */ - topdict->data = NEW(topdict->offset[topdict->count] - 1, card8); - cff_dict_pack(cffont->topdict, - topdict->data, topdict->offset[topdict->count] - 1); - cff_pack_index(topdict, dest + topdict_offset, cff_index_size(topdict)); - cff_release_index(topdict); - - /* - * FontFile - */ - { - pdf_obj *fontfile, *stream_dict; - - fontfile = pdf_new_stream(STREAM_COMPRESS); - stream_dict = pdf_stream_dict(fontfile); - pdf_add_dict(font->descriptor, - pdf_new_name("FontFile3"), - pdf_ref_obj (fontfile)); - pdf_add_dict(stream_dict, - pdf_new_name("Subtype"), - pdf_new_name("CIDFontType0C")); - pdf_add_stream(fontfile, (char *) dest, offset); - pdf_release_obj(fontfile); - RELEASE(dest); - } - - return destlen; -} - -void -CIDFont_type0_dofont (CIDFont *font) -{ - sfnt *sfont; - cff_font *cffont; - FILE *fp = NULL; - cff_index *charstrings, *idx; - cff_charsets *charset = NULL; - cff_fdselect *fdselect = NULL; - long charstring_len, max_len; - long destlen = 0; - long size, offset = 0; - card8 *data; - card16 num_glyphs, gid; - long cid, cid_count; - card16 cs_count, last_cid; - int fd, prev_fd, parent_id; - char *used_chars; - unsigned char *CIDToGIDMap = NULL; - - ASSERT(font); - - if (!font->indirect) - return; - - pdf_add_dict(font->fontdict, - pdf_new_name("FontDescriptor"), - pdf_ref_obj (font->descriptor)); - - if (CIDFont_is_BaseFont(font)) - return; - else if (!CIDFont_get_embedding(font) && - (opt_flags & CIDFONT_FORCE_FIXEDPITCH)) { - /* No metrics needed. */ - pdf_add_dict(font->fontdict, - pdf_new_name("DW"), pdf_new_number(1000.0)); - return; - } - - if ((parent_id = CIDFont_get_parent_id(font, 0)) < 0 && - (parent_id = CIDFont_get_parent_id(font, 1)) < 0) - ERROR("No parent Type 0 font !"); - - used_chars = Type0Font_get_usedchars(Type0Font_cache_get(parent_id)); - if (!used_chars) - ERROR("Unexpected error: Font not actually used???"); - -#ifdef XETEX - sfont = sfnt_open(font->ft_face, SFNT_TYPE_POSTSCRIPT); -#else - fp = DPXFOPEN(font->ident, DPX_RES_TYPE_OTFONT); - if (!fp) - ERROR("Could not open OpenType font file: %s", font->ident); - sfont = sfnt_open(fp); -#endif - if (!sfont) - ERROR("Could not open OpenType font file: %s", font->ident); - - if (sfnt_read_table_directory(sfont, 0) < 0 || - sfont->type != SFNT_TYPE_POSTSCRIPT) - ERROR("Not a CFF/OpenType font ?"); - offset = sfnt_find_table_pos(sfont, "CFF "); - if (offset == 0) - ERROR("Not a CFF/OpenType font ?"); - - cffont = cff_open(sfont, offset, font->options->index); - if (!cffont) - ERROR("Could not open CFF font."); - if (!(cffont->flag & FONTTYPE_CIDFONT)) - ERROR("Not a CIDFont."); - - if (cff_dict_known(cffont->topdict, "CIDCount")) { - cid_count = (long) cff_dict_get(cffont->topdict, "CIDCount", 0); - } else { - cid_count = CID_MAX + 1; - } - - cff_read_charsets(cffont); - CIDToGIDMap = NEW(2*cid_count, unsigned char); - memset(CIDToGIDMap, 0, 2*cid_count); - add_to_used_chars2(used_chars, 0); /* .notdef */ - cid = 0; last_cid = 0; num_glyphs = 0; - for (cid = 0; cid <= CID_MAX; cid++) { - if (is_used_char2(used_chars, cid)) { - gid = cff_charsets_lookup(cffont, (card16)cid); - if (cid != 0 && gid == 0) { - WARN("Glyph for CID %u missing in font \"%s\".", (CID) cid, font->ident); - used_chars[cid/8] &= ~(1 << (7 - (cid % 8))); - continue; - } - CIDToGIDMap[2*cid] = (gid >> 8) & 0xff; - CIDToGIDMap[2*cid+1] = gid & 0xff; - last_cid = cid; - num_glyphs++; - } - } - - /* - * DW, W, DW2 and W2: - * Those values are obtained from OpenType table (not TFM). - */ - if (opt_flags & CIDFONT_FORCE_FIXEDPITCH) { - pdf_add_dict(font->fontdict, - pdf_new_name("DW"), pdf_new_number(1000.0)); - } else { - add_CIDMetrics(sfont, font->fontdict, CIDToGIDMap, last_cid, - ((CIDFont_get_parent_id(font, 1) < 0) ? 0 : 1)); - } - - if (!CIDFont_get_embedding(font)) { - RELEASE(CIDToGIDMap); - cff_close(cffont); - sfnt_close(sfont); - if (fp) - DPXFCLOSE(fp); - - return; - } - - /* - * Embed font subset. - */ - cff_read_fdselect(cffont); - cff_read_fdarray(cffont); - cff_read_private(cffont); - - cff_read_subrs(cffont); - - offset = (long) cff_dict_get(cffont->topdict, "CharStrings", 0); - cff_seek_set(cffont, offset); - idx = cff_get_index_header(cffont); - /* offset is now absolute offset ... bad */ - offset = cffont->sfont->loc; - - if ((cs_count = idx->count) < 2) { - ERROR("No valid charstring data found."); - } - - /* New Charsets data */ - charset = NEW(1, cff_charsets); - charset->format = 0; - charset->num_entries = 0; - charset->data.glyphs = NEW(num_glyphs, s_SID); - - /* New FDSelect data */ - fdselect = NEW(1, cff_fdselect); - fdselect->format = 3; - fdselect->num_entries = 0; - fdselect->data.ranges = NEW(num_glyphs, cff_range3); - - /* New CharStrings INDEX */ - charstrings = cff_new_index((card16)(num_glyphs+1)); - max_len = 2 * CS_STR_LEN_MAX; - charstrings->data = NEW(max_len, card8); - charstring_len = 0; - - /* - * TODO: Re-assign FD number. - */ - prev_fd = -1; gid = 0; - data = NEW(CS_STR_LEN_MAX, card8); - for (cid = 0; cid <= last_cid; cid++) { - unsigned short gid_org; - - if (!is_used_char2(used_chars, cid)) - continue; - - gid_org = (CIDToGIDMap[2*cid] << 8)|(CIDToGIDMap[2*cid+1]); - if ((size = (idx->offset)[gid_org+1] - (idx->offset)[gid_org]) - > CS_STR_LEN_MAX) - ERROR("Charstring too long: gid=%u", gid_org); - if (charstring_len + CS_STR_LEN_MAX >= max_len) { - max_len = charstring_len + 2 * CS_STR_LEN_MAX; - charstrings->data = RENEW(charstrings->data, max_len, card8); - } - (charstrings->offset)[gid] = charstring_len + 1; - sfnt_seek_set(cffont->sfont, offset + (idx->offset)[gid_org] - 1); - sfnt_read(data, size, cffont->sfont); - fd = cff_fdselect_lookup(cffont, gid_org); - charstring_len += cs_copy_charstring(charstrings->data + charstring_len, - max_len - charstring_len, - data, size, - cffont->gsubr, (cffont->subrs)[fd], 0, 0, NULL); - if (cid > 0 && gid_org > 0) { - charset->data.glyphs[charset->num_entries] = cid; - charset->num_entries += 1; - } - if (fd != prev_fd) { - fdselect->data.ranges[fdselect->num_entries].first = gid; - fdselect->data.ranges[fdselect->num_entries].fd = fd; - fdselect->num_entries += 1; - prev_fd = fd; - } - gid++; - } - if (gid != num_glyphs) - ERROR("Unexpeced error: ?????"); - RELEASE(data); - cff_release_index(idx); - - RELEASE(CIDToGIDMap); - - (charstrings->offset)[num_glyphs] = charstring_len + 1; - charstrings->count = num_glyphs; - cffont->num_glyphs = num_glyphs; - cffont->cstrings = charstrings; - - /* discard old one, set new data */ - cff_release_charsets(cffont->charsets); - cffont->charsets = charset; - cff_release_fdselect(cffont->fdselect); - cffont->fdselect = fdselect; - - /* no Global subr */ - if (cffont->gsubr) - cff_release_index(cffont->gsubr); - cffont->gsubr = cff_new_index(0); - - for (fd = 0; fd < cffont->num_fds; fd++) { - if (cffont->subrs && cffont->subrs[fd]) { - cff_release_index(cffont->subrs[fd]); - cffont->subrs[fd] = NULL; - } - if (cffont->private && (cffont->private)[fd]) { - cff_dict_remove((cffont->private)[fd], "Subrs"); /* no Subrs */ - } - } - - destlen = write_fontfile(font, cffont); - - cff_close(cffont); - sfnt_close(sfont); - if (fp) - DPXFCLOSE(fp); - - if (verbose > 1) - MESG("[%u/%u glyphs][%ld bytes]", num_glyphs, cs_count, destlen); - - /* - * CIDSet: - * Length of CIDSet stream is not clear. Must be 8192 bytes long? - */ - { - pdf_obj *cidset; - - cidset = pdf_new_stream(STREAM_COMPRESS); - pdf_add_stream(cidset, used_chars, (last_cid/8)+1); - pdf_add_dict(font->descriptor, - pdf_new_name("CIDSet"), pdf_ref_obj(cidset)); - pdf_release_obj(cidset); - } - - return; -} - -int -CIDFont_type0_open (CIDFont *font, const char *name, - CIDSysInfo *cmap_csi, cid_opt *opt) -{ - CIDSysInfo *csi; - char *fontname; - sfnt *sfont; - cff_font *cffont; - FILE *fp = NULL; - unsigned long offset = 0; - - ASSERT(font); - -#ifdef XETEX - sfont = sfnt_open(font->ft_face, SFNT_TYPE_POSTSCRIPT); - if (!sfont) - return -1; -#else - fp = DPXFOPEN(name, DPX_RES_TYPE_OTFONT); - if (!fp) - return -1; - - sfont = sfnt_open(fp); - if (!sfont) { - ERROR("Not a CFF/OpenType font?"); - } -#endif - if (sfont->type != SFNT_TYPE_POSTSCRIPT || - sfnt_read_table_directory(sfont, 0) < 0 || - (offset = sfnt_find_table_pos(sfont, "CFF ")) == 0) { - ERROR("Not a CFF/OpenType font?"); - } - - cffont = cff_open(sfont, offset, opt->index); - if (!cffont) { - ERROR("Cannot read CFF font data"); - } - - if (!(cffont->flag & FONTTYPE_CIDFONT)) { - cff_close(cffont); - sfnt_close(sfont); - if (fp) - DPXFCLOSE(fp); - return -1; - } - - csi = NEW(1, CIDSysInfo); - csi->registry = - cff_get_string(cffont, (s_SID)cff_dict_get(cffont->topdict, "ROS", 0)); - csi->ordering = - cff_get_string(cffont, (s_SID)cff_dict_get(cffont->topdict, "ROS", 1)); - csi->supplement = (int)cff_dict_get(cffont->topdict, "ROS", 2); - - if (cmap_csi) { - if (strcmp(csi->registry, cmap_csi->registry) != 0 || - strcmp(csi->ordering, cmap_csi->ordering) != 0) { - MESG("\nCharacter collection mismatched:\n"); - MESG("\tFont: %s-%s-%d\n", csi->registry, csi->ordering, csi->supplement); - MESG("\tCMap: %s-%s-%d\n", cmap_csi->registry, cmap_csi->ordering, cmap_csi->supplement); - ERROR("Inconsistent CMap specified for this font."); - } - if (csi->supplement < cmap_csi->supplement) { - WARN("CMap have higher supplmement number."); - WARN("Some characters may not be displayed or printed."); - } - } - - { - char *shortname; - - shortname = cff_get_name(cffont); - if (!shortname) - ERROR("No valid FontName found."); - /* - * Mangled name requires more 7 bytes. - * Style requires more 11 bytes. - */ - fontname = NEW(strlen(shortname)+19, char); - memset(fontname, 0, strlen(shortname)+19); - strcpy(fontname, shortname); - RELEASE(shortname); - } - cff_close(cffont); - - if (opt->embed && opt->style != FONT_STYLE_NONE) { - WARN("Embedding disabled due to style option for %s.", name); - opt->embed = 0; - } - switch (opt->style) { - case FONT_STYLE_BOLD: - strcat(fontname, ",Bold"); - break; - case FONT_STYLE_ITALIC: - strcat(fontname, ",Italic"); - break; - case FONT_STYLE_BOLDITALIC: - strcat(fontname, ",BoldItalic"); - break; - } - - font->fontname = fontname; - font->subtype = CIDFONT_TYPE0; - font->csi = csi; - - font->fontdict = pdf_new_dict(); - pdf_add_dict(font->fontdict, - pdf_new_name("Type"), - pdf_new_name("Font")); - pdf_add_dict(font->fontdict, - pdf_new_name("Subtype"), - pdf_new_name("CIDFontType0")); - - /* getting font info. from TrueType tables */ - if ((font->descriptor - = tt_get_fontdesc(sfont, &(opt->embed), opt->stemv, 0, name)) == NULL) - ERROR("Could not obtain necessary font info."); - - if (opt->embed) { - memmove(fontname + 7, fontname, strlen(fontname) + 1); - pdf_font_make_uniqueTag(fontname); - fontname[6] = '+'; - } - - pdf_add_dict(font->descriptor, - pdf_new_name("FontName"), - pdf_new_name(fontname)); - pdf_add_dict(font->fontdict, - pdf_new_name("BaseFont"), - pdf_new_name(fontname)); - { - pdf_obj *csi_dict = pdf_new_dict(); - pdf_add_dict(csi_dict, - pdf_new_name("Registry"), - pdf_new_string(csi->registry, strlen(csi->registry))); - pdf_add_dict(csi_dict, - pdf_new_name("Ordering"), - pdf_new_string(csi->ordering, strlen(csi->ordering))); - pdf_add_dict(csi_dict, - pdf_new_name("Supplement"), - pdf_new_number(csi->supplement)); - pdf_add_dict(font->fontdict, pdf_new_name("CIDSystemInfo"), csi_dict); - } - pdf_add_dict(font->fontdict, - pdf_new_name("DW"), - pdf_new_number(1000)); /* not sure */ - - sfnt_close(sfont); - if (fp) - DPXFCLOSE(fp); - - return 0; -} - -void -CIDFont_type0_t1cdofont (CIDFont *font) -{ - sfnt *sfont; - cff_font *cffont; - cff_index *charstrings, *idx; - long charstring_len, max_len; - long destlen = 0; - long size, offset = 0; - card8 *data; - card16 num_glyphs, gid, last_cid; - long i, cid; - int parent_id; - char *used_chars; - double default_width, nominal_width; - FILE *fp = NULL; - - ASSERT(font); - - if (!font->indirect) - return; - - pdf_add_dict(font->fontdict, - pdf_new_name("FontDescriptor"), - pdf_ref_obj (font->descriptor)); - - if ((parent_id = CIDFont_get_parent_id(font, 0)) < 0 && - (parent_id = CIDFont_get_parent_id(font, 1)) < 0) - ERROR("No parent Type 0 font !"); - - used_chars = Type0Font_get_usedchars(Type0Font_cache_get(parent_id)); - if (!used_chars) - ERROR("Unexpected error: Font not actually used???"); - -#ifdef XETEX - sfont = sfnt_open(font->ft_face, SFNT_TYPE_POSTSCRIPT); -#else - fp = DPXFOPEN(font->ident, DPX_RES_TYPE_OTFONT); - if (!fp) - ERROR("Could not open OpenType font file: %s", font->ident); - - sfont = sfnt_open(fp); -#endif - if (!sfont) - ERROR("Could not open OpenType font file: %s", font->ident); - - if (sfnt_read_table_directory(sfont, 0) < 0 || - sfont->type != SFNT_TYPE_POSTSCRIPT) - ERROR("Not a CFF/OpenType font ?"); - offset = sfnt_find_table_pos(sfont, "CFF "); - if (offset == 0) - ERROR("Not a CFF/OpenType font ?"); - - cffont = cff_open(sfont, offset, font->options->index); - if (!cffont) - ERROR("Could not open CFF font."); - if (cffont->flag & FONTTYPE_CIDFONT) - ERROR("This is CIDFont..."); - - cff_read_private(cffont); - cff_read_subrs (cffont); - - if (cffont->private[0] && cff_dict_known(cffont->private[0], "StdVW")) { - double stemv; - stemv = cff_dict_get(cffont->private[0], "StdVW", 0); - pdf_add_dict(font->descriptor, - pdf_new_name("StemV"), pdf_new_number(stemv)); - } - if (cffont->private[0] && cff_dict_known(cffont->private[0], "defaultWidthX")) { - default_width = (double) cff_dict_get(cffont->private[0], "defaultWidthX", 0); - } else { - default_width = CFF_DEFAULTWIDTHX_DEFAULT; - } - if (cffont->private[0] && cff_dict_known(cffont->private[0], "nominalWidthX")) { - nominal_width = (double) cff_dict_get(cffont->private[0], "nominalWidthX", 0); - } else { - nominal_width = CFF_NOMINALWIDTHX_DEFAULT; - } - - num_glyphs = 0; last_cid = 0; - add_to_used_chars2(used_chars, 0); /* .notdef */ - for (i = 0; i < (cffont->num_glyphs + 7)/8; i++) { - int c, j; - - c = used_chars[i]; - for (j = 7; j >= 0; j--) { - if (c & (1 << j)) { - num_glyphs++; - last_cid = (i + 1) * 8 - j - 1; - } - } - } - - { - cff_fdselect *fdselect; - - fdselect = NEW(1, cff_fdselect); - fdselect->format = 3; - fdselect->num_entries = 1; - fdselect->data.ranges = NEW(1, cff_range3); - fdselect->data.ranges[0].first = 0; - fdselect->data.ranges[0].fd = 0; - cffont->fdselect = fdselect; - } - - { - cff_charsets *charset; - - charset = NEW(1, cff_charsets); - charset->format = 0; - charset->num_entries = num_glyphs-1; - charset->data.glyphs = NEW(num_glyphs-1, s_SID); - - for (gid = 0, cid = 0; cid <= last_cid; cid++) { - if (is_used_char2(used_chars, cid)) { - if (gid > 0) - charset->data.glyphs[gid-1] = cid; - gid++; - } - } - /* cff_release_charsets(cffont->charsets); */ - cffont->charsets = charset; - } - - cff_dict_add(cffont->topdict, "CIDCount", 1); - cff_dict_set(cffont->topdict, "CIDCount", 0, last_cid + 1); - - cffont->fdarray = NEW(1, cff_dict *); - cffont->fdarray[0] = cff_new_dict(); - cff_dict_add(cffont->fdarray[0], "FontName", 1); - cff_dict_set(cffont->fdarray[0], "FontName", 0, - (double) cff_add_string(cffont, font->fontname + 7, 1)); /* FIXME: Skip XXXXXX+ */ - cff_dict_add(cffont->fdarray[0], "Private", 2); - cff_dict_set(cffont->fdarray[0], "Private", 0, 0.0); - cff_dict_set(cffont->fdarray[0], "Private", 0, 0.0); - /* FDArray - index offset, not known yet */ - cff_dict_add(cffont->topdict, "FDArray", 1); - cff_dict_set(cffont->topdict, "FDArray", 0, 0.0); - /* FDSelect - offset, not known yet */ - cff_dict_add(cffont->topdict, "FDSelect", 1); - cff_dict_set(cffont->topdict, "FDSelect", 0, 0.0); - - cff_dict_remove(cffont->topdict, "UniqueID"); - cff_dict_remove(cffont->topdict, "XUID"); - cff_dict_remove(cffont->topdict, "Private"); - cff_dict_remove(cffont->topdict, "Encoding"); - - - /* */ - offset = (long) cff_dict_get(cffont->topdict, "CharStrings", 0); - cff_seek_set(cffont, offset); - idx = cff_get_index_header(cffont); - /* offset is now absolute offset ... bad */ - offset = cffont->sfont->loc; - - if (idx->count < 2) - ERROR("No valid charstring data found."); - - /* New CharStrings INDEX */ - charstrings = cff_new_index((card16)(num_glyphs+1)); - max_len = 2 * CS_STR_LEN_MAX; - charstrings->data = NEW(max_len, card8); - charstring_len = 0; - - gid = 0; - data = NEW(CS_STR_LEN_MAX, card8); - for (cid = 0; cid <= last_cid; cid++) { - if (!is_used_char2(used_chars, cid)) - continue; - - if ((size = (idx->offset)[cid+1] - (idx->offset)[cid]) - > CS_STR_LEN_MAX) - ERROR("Charstring too long: gid=%u", cid); - if (charstring_len + CS_STR_LEN_MAX >= max_len) { - max_len = charstring_len + 2 * CS_STR_LEN_MAX; - charstrings->data = RENEW(charstrings->data, max_len, card8); - } - (charstrings->offset)[gid] = charstring_len + 1; - sfnt_seek_set(cffont->sfont, offset + (idx->offset)[cid] - 1); - sfnt_read(data, size, cffont->sfont); - charstring_len += cs_copy_charstring(charstrings->data + charstring_len, - max_len - charstring_len, - data, size, - cffont->gsubr, (cffont->subrs)[0], - default_width, nominal_width, NULL); - gid++; - } - if (gid != num_glyphs) - ERROR("Unexpeced error: ?????"); - RELEASE(data); - cff_release_index(idx); - - (charstrings->offset)[num_glyphs] = charstring_len + 1; - charstrings->count = num_glyphs; - cffont->num_glyphs = num_glyphs; - cffont->cstrings = charstrings; - - /* no Global subr */ - if (cffont->gsubr) - cff_release_index(cffont->gsubr); - cffont->gsubr = cff_new_index(0); - - if (cffont->subrs && cffont->subrs[0]) { - cff_release_index(cffont->subrs[0]); - cffont->subrs[0] = NULL; - } - if (cffont->private && (cffont->private)[0]) { - cff_dict_remove((cffont->private)[0], "Subrs"); /* no Subrs */ - } - - cff_add_string(cffont, "Adobe", 1); - cff_add_string(cffont, "Identity", 1); - - cff_dict_update(cffont->topdict, cffont); - cff_dict_update(cffont->private[0], cffont); - cff_update_string(cffont); - - /* CFF code need to be rewrote... */ - cff_dict_add(cffont->topdict, "ROS", 3); - cff_dict_set(cffont->topdict, "ROS", 0, - (double) cff_get_sid(cffont, "Adobe")); - cff_dict_set(cffont->topdict, "ROS", 1, - (double) cff_get_sid(cffont, "Identity")); - cff_dict_set(cffont->topdict, "ROS", 2, 0.0); - - destlen = write_fontfile(font, cffont); - - cff_close(cffont); - - /* - * DW, W, DW2 and W2: - * Those values are obtained from OpenType table (not TFM). - */ - { - unsigned char *CIDToGIDMap; - - CIDToGIDMap = NEW(2 * (last_cid+1), unsigned char); - memset(CIDToGIDMap, 0, 2 * (last_cid + 1)); - for (cid = 0; cid <= last_cid; cid++) { - if (is_used_char2(used_chars, cid)) { - CIDToGIDMap[2*cid ] = (cid >> 8) & 0xff; - CIDToGIDMap[2*cid+1] = cid & 0xff; - } - } - add_CIDMetrics(sfont, font->fontdict, CIDToGIDMap, last_cid, - ((CIDFont_get_parent_id(font, 1) < 0) ? 0 : 1)); - RELEASE(CIDToGIDMap); - } - - sfnt_close(sfont); - if (fp) - DPXFCLOSE(fp); - - if (verbose > 1) - MESG("[%u glyphs][%ld bytes]", num_glyphs, destlen); - - /* - * CIDSet: - * Length of CIDSet stream is not clear. Must be 8192 bytes long? - */ - { - pdf_obj *cidset; - - cidset = pdf_new_stream(STREAM_COMPRESS); - pdf_add_stream(cidset, used_chars, (last_cid/8)+1); - pdf_add_dict(font->descriptor, - pdf_new_name("CIDSet"), pdf_ref_obj(cidset)); - pdf_release_obj(cidset); - } - - return; -} - -int -CIDFont_type0_t1copen (CIDFont *font, const char *name, - CIDSysInfo *cmap_csi, cid_opt *opt) -{ - CIDSysInfo *csi; - char *fontname; - sfnt *sfont; - cff_font *cffont; - unsigned long offset = 0; - FILE *fp = NULL; - - ASSERT(font); - -#ifdef XETEX - sfont = sfnt_open(font->ft_face, SFNT_TYPE_POSTSCRIPT); - if (!sfont) - return -1; -#else - fp = DPXFOPEN(name, DPX_RES_TYPE_OTFONT); - if (!fp) - return -1; - - sfont = sfnt_open(fp); -#endif - if (!sfont) { - ERROR("Not a CFF/OpenType font?"); - } - if (sfont->type != SFNT_TYPE_POSTSCRIPT || - sfnt_read_table_directory(sfont, 0) < 0 || - (offset = sfnt_find_table_pos(sfont, "CFF ")) == 0) { - ERROR("Not a CFF/OpenType font?"); - } - - cffont = cff_open(sfont, offset, opt->index); - if (!cffont) { - ERROR("Cannot read CFF font data"); - } - - if (cffont->flag & FONTTYPE_CIDFONT) { - cff_close(cffont); - sfnt_close(sfont); - if (fp) - DPXFCLOSE(fp); - - return -1; - } - - csi = NEW(1, CIDSysInfo); - csi->registry = NEW(strlen("Adobe")+1, char); - strcpy(csi->registry, "Adobe"); - csi->ordering = NEW(strlen("Identity")+1, char); - strcpy(csi->ordering, "Identity"); - csi->supplement = 0; - - if (cmap_csi) { - if (strcmp(csi->registry, cmap_csi->registry) != 0 || - strcmp(csi->ordering, cmap_csi->ordering) != 0) { - MESG("\nCharacter collection mismatched:\n"); - MESG("\tFont: %s-%s-%d\n", csi->registry, csi->ordering, csi->supplement); - MESG("\tCMap: %s-%s-%d\n", cmap_csi->registry, cmap_csi->ordering, cmap_csi->supplement); - ERROR("Inconsistent CMap specified for this font."); - } - if (csi->supplement < cmap_csi->supplement) { - WARN("CMap have higher supplmement number."); - WARN("Some characters may not be displayed or printed."); - } - } - - { - char *shortname; - - shortname = cff_get_name(cffont); - if (!shortname) - ERROR("No valid FontName found."); - /* Mangled name requires more 7 bytes. */ - - fontname = NEW(strlen(shortname) + 8, char); - memset(fontname, 0, strlen(shortname) + 8); - strcpy(fontname, shortname); - RELEASE(shortname); - } - cff_close(cffont); - - opt->embed = 1; - - font->fontname = fontname; - font->subtype = CIDFONT_TYPE0; - font->csi = csi; - font->flags |= CIDFONT_FLAG_TYPE1C; - - font->fontdict = pdf_new_dict(); - pdf_add_dict(font->fontdict, - pdf_new_name("Type"), - pdf_new_name("Font")); - pdf_add_dict(font->fontdict, - pdf_new_name("Subtype"), - pdf_new_name("CIDFontType0")); - - /* getting font info. from TrueType tables */ - if ((font->descriptor - = tt_get_fontdesc(sfont, &(opt->embed), opt->stemv, 0, name)) == NULL) - ERROR("Could not obtain necessary font info."); - - if (opt->embed) { - memmove(fontname + 7, fontname, strlen(fontname) + 1); - pdf_font_make_uniqueTag(fontname); - fontname[6] = '+'; - } - - pdf_add_dict(font->descriptor, - pdf_new_name("FontName"), - pdf_new_name(fontname)); - pdf_add_dict(font->fontdict, - pdf_new_name("BaseFont"), - pdf_new_name(fontname)); - { - pdf_obj *csi_dict = pdf_new_dict(); - pdf_add_dict(csi_dict, - pdf_new_name("Registry"), - pdf_new_string(csi->registry, strlen(csi->registry))); - pdf_add_dict(csi_dict, - pdf_new_name("Ordering"), - pdf_new_string(csi->ordering, strlen(csi->ordering))); - pdf_add_dict(csi_dict, - pdf_new_name("Supplement"), - pdf_new_number(csi->supplement)); - pdf_add_dict(font->fontdict, pdf_new_name("CIDSystemInfo"), csi_dict); - } - sfnt_close(sfont); - if (fp) - DPXFCLOSE(fp); - - return 0; -} - - -/* Type1 --> CFF CIDFont */ -#include "unicode.h" -#include "t1_load.h" -#include "t1_char.h" - -#include "agl.h" - -#include "cmap.h" -#include "cmap_write.h" -#include "fontmap.h" - -static int -load_base_CMap (const char *font_name, int wmode, cff_font *cffont) -{ - int cmap_id = -1; - CMap *cmap; - char *cmap_name; - card16 gid; - unsigned char range_min[4] = {0x00, 0x00, 0x00, 0x00}; - unsigned char range_max[4] = {0x7f, 0xff, 0xff, 0xff}; - - cmap_name = NEW(strlen(font_name)+strlen("-UCS4-H")+1, char); - if (wmode) { - sprintf(cmap_name, "%s-UCS4-V", font_name); - } else { - sprintf(cmap_name, "%s-UCS4-H", font_name); - } - - cmap_id = CMap_cache_find(cmap_name); - if (cmap_id >= 0) { - RELEASE(cmap_name); - return cmap_id; - } - - cmap = CMap_new(); - CMap_set_name (cmap, cmap_name); - CMap_set_type (cmap, CMAP_TYPE_CODE_TO_CID); - CMap_set_wmode(cmap, wmode); - CMap_add_codespacerange(cmap, range_min, range_max, 4); - CMap_set_CIDSysInfo(cmap, &CSI_IDENTITY); - RELEASE(cmap_name); - - for (gid = 1; gid < cffont->num_glyphs; gid++) { - long ucv; - s_SID sid; - char *glyph, *name, *suffix; - unsigned char srcCode[4]; - - sid = cff_charsets_lookup_inverse(cffont, gid); - glyph = cff_get_string (cffont, sid); - - name = agl_chop_suffix(glyph, &suffix); - if (!name) { - if (suffix) - RELEASE(suffix); - RELEASE(glyph); - continue; - } - - if (suffix) { - RELEASE(name); - RELEASE(suffix); - RELEASE(glyph); - continue; - } - - if (agl_name_is_unicode(name)) { - ucv = agl_name_convert_unicode(name); - srcCode[0] = (ucv >> 24) & 0xff; - srcCode[1] = (ucv >> 16) & 0xff; - srcCode[2] = (ucv >> 8) & 0xff; - srcCode[3] = ucv & 0xff; - CMap_add_cidchar(cmap, srcCode, 4, gid); - } else { - agl_name *agln; - - agln = agl_lookup_list(name); - if (!agln) - WARN("Glyph \"%s\" inaccessible (no Unicode mapping)", glyph); - while (agln) { - if (agln->n_components > 1) { - WARN("Glyph \"%s\" inaccessible (composite character)", glyph); - } else if (agln->n_components == 1) { - ucv = agln->unicodes[0]; - srcCode[0] = (ucv >> 24) & 0xff; - srcCode[1] = (ucv >> 16) & 0xff; - srcCode[2] = (ucv >> 8) & 0xff; - srcCode[3] = ucv & 0xff; - CMap_add_cidchar(cmap, srcCode, 4, gid); - } - agln = agln->alternate; - } - } - RELEASE(name); - if (suffix) - RELEASE(suffix); - RELEASE(glyph); - } - cmap_id = CMap_cache_add(cmap); - - return cmap_id; -} - -int -t1_load_UnicodeCMap (const char *font_name, - const char *otl_tags, /* not supported yet */ - int wmode) -{ - int cmap_id = -1; - cff_font *cffont; - FILE *fp; - - if (!font_name) - return -1; - - fp = DPXFOPEN(font_name, DPX_RES_TYPE_T1FONT); - if (!fp) - return -1; - - cffont = t1_load_font(NULL, 1, fp); - DPXFCLOSE(fp); - if (!cffont) - return -1; - - cmap_id = load_base_CMap(font_name, wmode, cffont); - - cff_close(cffont); - - if (cmap_id < 0) { - ERROR("Failed to create Unicode charmap for font \"%s\".", font_name); - return -1; - } - - if (otl_tags) { - WARN("Glyph substitution not supported for Type1 font yet..."); - } - - return cmap_id; -} - - -/* - * ToUnicode CMap - */ - -static pdf_obj * -create_ToUnicode_stream (cff_font *cffont, - const char *font_name, const char *used_glyphs) -{ - pdf_obj *stream = NULL; - CMap *cmap; - CID cid; - card16 gid; - long glyph_count, total_fail_count; - char *cmap_name; -#define WBUF_SIZE 1024 - unsigned char wbuf[WBUF_SIZE]; - unsigned char *p, *endptr; - static unsigned char range_min[2] = {0x00, 0x00}; - static unsigned char range_max[2] = {0xff, 0xff}; - - if (!font_name || !used_glyphs) - return NULL; - - cmap = CMap_new(); - - cmap_name = NEW(strlen(font_name)+strlen("-UTF16")+1, char); - strcpy(cmap_name, font_name); - strcat(cmap_name, "-UTF16"); - CMap_set_name (cmap, cmap_name); - RELEASE(cmap_name); - - CMap_set_wmode(cmap, 0); - CMap_set_type (cmap, CMAP_TYPE_TO_UNICODE); - CMap_set_CIDSysInfo(cmap, &CSI_UNICODE); - - CMap_add_codespacerange(cmap, range_min, range_max, 2); - - glyph_count = total_fail_count = 0; - p = wbuf; - endptr = wbuf + WBUF_SIZE; - for (cid = 1; cid < cffont->num_glyphs; cid++) { /* Skip .notdef */ - if (is_used_char2(used_glyphs, cid)) { - char *glyph; - long len; - int fail_count; - - wbuf[0] = (cid >> 8) & 0xff; - wbuf[1] = (cid & 0xff); - - p = wbuf + 2; - gid = cff_charsets_lookup_inverse(cffont, cid); - if (gid == 0) - continue; - glyph = cff_get_string(cffont, gid); - if (glyph) { - len = agl_sput_UTF16BE(glyph, &p, endptr, &fail_count); - if (len < 1 || fail_count) { - total_fail_count += fail_count; - } else { - CMap_add_bfchar(cmap, wbuf, 2, wbuf+2, len); - } - RELEASE(glyph); - } - glyph_count++; - } - } - - if (total_fail_count != 0 && - total_fail_count >= glyph_count/10) { - WARN("%d glyph names (out of %d) missing Unicode mapping.", - total_fail_count, glyph_count); - WARN("ToUnicode CMap \"%s-UTF16\" removed.", font_name); - } else { - stream = CMap_create_stream(cmap, 0); - } - CMap_release(cmap); - - return stream; -} - - -int -CIDFont_type0_t1open (CIDFont *font, const char *name, - CIDSysInfo *cmap_csi, cid_opt *opt) -{ - FILE *fp; - char *fontname, *shortname; - cff_font *cffont; - - ASSERT(font); - - if (cmap_csi && - (strcmp(cmap_csi->registry, "Adobe") != 0 || - strcmp(cmap_csi->ordering, "Identity") != 0)) { - return -1; - } - fp = DPXFOPEN(name, DPX_RES_TYPE_T1FONT); - if (!fp) - return -1; - - cffont = t1_load_font(NULL, 1, fp); - if (!cffont) { - DPXFCLOSE(fp); - return -1; - } - DPXFCLOSE(fp); - - shortname = cff_get_name(cffont); - if (!shortname) - ERROR("No valid FontName found."); - fontname = NEW(strlen(shortname) + 8, char); - memset(fontname, 0, strlen(shortname) + 8); - strcpy(fontname, shortname); - RELEASE(shortname); - -#ifdef XETEX - font->ft_to_gid = cff_get_ft_to_gid(cffont); - cffont->ft_to_gid = NULL; -#endif - - cff_close(cffont); - - if (opt->style != FONT_STYLE_NONE) { - WARN(",Bold, ,Italic, ... not supported for this type of font..."); - opt->style = FONT_STYLE_NONE; - } - - font->fontname = fontname; - font->subtype = CIDFONT_TYPE0; - font->csi = NEW(1, CIDSysInfo); - font->csi->registry = NEW(strlen("Adobe")+1, char); - strcpy(font->csi->registry, "Adobe"); - font->csi->ordering = NEW(strlen("Identity")+1, char); - strcpy(font->csi->ordering, "Identity"); - font->csi->supplement = 0; - font->flags |= CIDFONT_FLAG_TYPE1; - - font->fontdict = pdf_new_dict(); - pdf_add_dict(font->fontdict, - pdf_new_name("Type"), - pdf_new_name("Font")); - pdf_add_dict(font->fontdict, - pdf_new_name("Subtype"), - pdf_new_name("CIDFontType0")); - - memmove(fontname + 7, fontname, strlen(fontname) + 1); - pdf_font_make_uniqueTag(fontname); - fontname[6] = '+'; - - font->descriptor = pdf_new_dict(); - pdf_add_dict(font->descriptor, - pdf_new_name("FontName"), - pdf_new_name(fontname)); - pdf_add_dict(font->fontdict, - pdf_new_name("BaseFont"), - pdf_new_name(fontname)); - { - pdf_obj *csi_dict; - - csi_dict = pdf_new_dict(); - pdf_add_dict(csi_dict, - pdf_new_name("Registry"), - pdf_new_string("Adobe", strlen("Adobe"))); - pdf_add_dict(csi_dict, - pdf_new_name("Ordering"), - pdf_new_string("Identity", strlen("Identity"))); - pdf_add_dict(csi_dict, - pdf_new_name("Supplement"), - pdf_new_number(0.0)); - pdf_add_dict(font->fontdict, pdf_new_name("CIDSystemInfo"), csi_dict); - } - - - return 0; -} - -/* Duplicate from type1.c */ -#define TYPE1_NAME_LEN_MAX 127 - -#define FONT_FLAG_FIXEDPITCH (1 << 0) /* Fixed-width font */ -#define FONT_FLAG_SERIF (1 << 1) /* Serif font */ -#define FONT_FLAG_SYMBOLIC (1 << 2) /* Symbolic font */ -#define FONT_FLAG_SCRIPT (1 << 3) /* Script font */ -#define FONT_FLAG_STANDARD (1 << 5) /* Adobe Standard Character Set */ -#define FONT_FLAG_ITALIC (1 << 6) /* Italic */ -#define FONT_FLAG_ALLCAP (1 << 16) /* All-cap font */ -#define FONT_FLAG_SMALLCAP (1 << 17) /* Small-cap font */ -#define FONT_FLAG_FORCEBOLD (1 << 18) /* Force bold at small text sizes */ - -/* pdf_font --> CIDFont */ -static void -get_font_attr (CIDFont *font, cff_font *cffont) -{ - double capheight, ascent, descent; - double italicangle, stemv; - double defaultwidth, nominalwidth; - long flags = 0; - long gid; - int i; - static const char *L_c[] = { - "H", "P", "Pi", "Rho", NULL - }; - static const char *L_d[] = { - "p", "q", "mu", "eta", NULL - }; - static const char *L_a[] = { - "b", "h", "lambda", NULL - }; - t1_ginfo gm; - - defaultwidth = 500.0; - nominalwidth = 0.0; - - /* - * CapHeight, Ascent, and Descent is meaningfull only for Latin/Greek/Cyrillic. - * The BlueValues and OtherBlues also have those information. - */ - if (cff_dict_known(cffont->topdict, "FontBBox")) { - /* Default values */ - capheight = ascent = cff_dict_get(cffont->topdict, "FontBBox", 3); - descent = cff_dict_get(cffont->topdict, "FontBBox", 1); - } else { - capheight = 680.0; - ascent = 690.0; - descent = -190.0; - } - if (cff_dict_known(cffont->private[0], "StdVW")) { - stemv = cff_dict_get(cffont->private[0], "StdVW", 0); - } else { - /* - * We may use the following values for StemV: - * Thin - ExtraLight: <= 50 - * Light: 71 - * Regular(Normal): 88 - * Medium: 109 - * SemiBold(DemiBold): 135 - * Bold - Heavy: >= 166 - */ - stemv = 88.0; - } - if (cff_dict_known(cffont->topdict, "ItalicAngle")) { - italicangle = cff_dict_get(cffont->topdict, "ItalicAngle", 0); - if (italicangle != 0.0) - flags |= FONT_FLAG_ITALIC; - } else { - italicangle = 0.0; - } - - /* - * Use "space", "H", "p", and "b" for various values. - * Those characters should not "seac". (no accent) - */ - gid = cff_glyph_lookup(cffont, "space"); - if (gid >= 0 && gid < cffont->cstrings->count) { - t1char_get_metrics(cffont->cstrings->data + cffont->cstrings->offset[gid] - 1, - cffont->cstrings->offset[gid+1] - cffont->cstrings->offset[gid], - cffont->subrs[0], &gm); - defaultwidth = gm.wx; - } - - for (i = 0; L_c[i] != NULL; i++) { - gid = cff_glyph_lookup(cffont, L_c[i]); - if (gid >= 0 && gid < cffont->cstrings->count) { - t1char_get_metrics(cffont->cstrings->data + cffont->cstrings->offset[gid] - 1, - cffont->cstrings->offset[gid+1] - cffont->cstrings->offset[gid], - cffont->subrs[0], &gm); - capheight = gm.bbox.ury; - break; - } - } - - for (i = 0; L_d[i] != NULL; i++) { - gid = cff_glyph_lookup(cffont, L_d[i]); - if (gid >= 0 && gid < cffont->cstrings->count) { - t1char_get_metrics(cffont->cstrings->data + cffont->cstrings->offset[gid] - 1, - cffont->cstrings->offset[gid+1] - cffont->cstrings->offset[gid], - cffont->subrs[0], &gm); - descent = gm.bbox.lly; - break; - } - } - - for (i = 0; L_a[i] != NULL; i++) { - gid = cff_glyph_lookup(cffont, L_a[i]); - if (gid >= 0 && gid < cffont->cstrings->count) { - t1char_get_metrics(cffont->cstrings->data + cffont->cstrings->offset[gid] - 1, - cffont->cstrings->offset[gid+1] - cffont->cstrings->offset[gid], - cffont->subrs[0], &gm); - ascent = gm.bbox.ury; - break; - } - } - - if (defaultwidth != 0.0) { - cff_dict_add(cffont->private[0], "defaultWidthX", 1); - cff_dict_set(cffont->private[0], "defaultWidthX", 0, defaultwidth); - } - if (nominalwidth != 0.0) { - cff_dict_add(cffont->private[0], "nominalWidthX", 1); - cff_dict_set(cffont->private[0], "nominalWidthX", 0, nominalwidth); - } - if (cff_dict_known(cffont->private[0], "ForceBold") && - cff_dict_get(cffont->private[0], "ForceBold", 0)) { - flags |= FONT_FLAG_FORCEBOLD; - } - if (cff_dict_known(cffont->private[0], "IsFixedPitch") && - cff_dict_get(cffont->private[0], "IsFixedPitch", 0)) { - flags |= FONT_FLAG_FIXEDPITCH; - } - if (font->fontname && - !strstr(font->fontname, "Sans")) { - flags |= FONT_FLAG_SERIF; - } - flags |= FONT_FLAG_SYMBOLIC; - - pdf_add_dict(font->descriptor, - pdf_new_name("CapHeight"), pdf_new_number(capheight)); - pdf_add_dict(font->descriptor, - pdf_new_name("Ascent"), pdf_new_number(ascent)); - pdf_add_dict(font->descriptor, - pdf_new_name("Descent"), pdf_new_number(descent)); - pdf_add_dict(font->descriptor, - pdf_new_name("ItalicAngle"), pdf_new_number(italicangle)); - pdf_add_dict(font->descriptor, - pdf_new_name("StemV"), pdf_new_number(stemv)); - pdf_add_dict(font->descriptor, - pdf_new_name("Flags"), pdf_new_number(flags)); -} - -static void -add_metrics (CIDFont *font, cff_font *cffont, - unsigned char *CIDToGIDMap, - double *widths, double default_width, CID last_cid) -{ - pdf_obj *tmp; - double val; - card16 cid, gid; - char *used_chars; - int i, parent_id; - - /* - * The original FontBBox of the font is preserved, instead - * of replacing it with tight bounding box calculated from - * charstrings, to prevent Acrobat 4 from greeking text as - * much as possible. - */ - if (!cff_dict_known(cffont->topdict, "FontBBox")) { - ERROR("No FontBBox?"); - } - tmp = pdf_new_array(); - for (i = 0; i < 4; i++) { - val = cff_dict_get(cffont->topdict, "FontBBox", i); - pdf_add_array(tmp, pdf_new_number(ROUND(val, 1.0))); - } - pdf_add_dict(font->descriptor, pdf_new_name("FontBBox"), tmp); - - if ((parent_id = CIDFont_get_parent_id(font, 0)) < 0 && - (parent_id = CIDFont_get_parent_id(font, 1)) < 0) - ERROR("No parent Type 0 font !"); - - used_chars = Type0Font_get_usedchars(Type0Font_cache_get(parent_id)); - if (!used_chars) { - ERROR("Unexpected error: Font not actually used???"); - } - - /* FIXME: - * This writes "CID CID width". - * I think it's better to handle each 8 char block - * and to use "CID_start [ w0 w1 ...]". - */ - tmp = pdf_new_array(); - for (cid = 0; cid <= last_cid; cid++) { - if (is_used_char2(used_chars, cid)) { - gid = (CIDToGIDMap[2*cid] << 8)|CIDToGIDMap[2*cid+1]; - if (widths[gid] != default_width) { - pdf_add_array(tmp, pdf_new_number(cid)); - pdf_add_array(tmp, pdf_new_number(cid)); - pdf_add_array(tmp, pdf_new_number(ROUND(widths[gid], 1.0))); - } - } - } - pdf_add_dict(font->fontdict, - pdf_new_name("DW"), pdf_new_number(default_width)); - if (pdf_array_length(tmp) > 0) { - pdf_add_dict(font->fontdict, pdf_new_name("W"), pdf_ref_obj(tmp)); - } - pdf_release_obj(tmp); -} - -void -CIDFont_type0_t1dofont (CIDFont *font) -{ - cff_font *cffont; - double defaultwidth, nominalwidth; - long num_glyphs = 0; - FILE *fp; - long i, offset; - char *used_chars = NULL; - card16 last_cid, gid, cid; - unsigned char *CIDToGIDMap; - - ASSERT(font); - - if (!font->indirect) { - return; - } - - pdf_add_dict(font->fontdict, - pdf_new_name("FontDescriptor"), - pdf_ref_obj (font->descriptor)); - - fp = DPXFOPEN(font->ident, DPX_RES_TYPE_T1FONT); - if (!fp) { - ERROR("Type1: Could not open Type1 font."); - } - - cffont = t1_load_font(NULL, 0, fp); - if (!cffont) - ERROR("Could not read Type 1 font..."); - DPXFCLOSE(fp); - - if (!font->fontname) - ERROR("Fontname undefined..."); - - { - Type0Font *hparent, *vparent; - pdf_obj *tounicode; - int vparent_id, hparent_id; - - hparent_id = CIDFont_get_parent_id(font, 0); - vparent_id = CIDFont_get_parent_id(font, 1); - if (hparent_id < 0 && vparent_id < 0) - ERROR("No parent Type 0 font !"); - - /* usedchars is same for h and v */ - if (hparent_id < 0) - hparent = NULL; - else { - hparent = Type0Font_cache_get(hparent_id); - used_chars = Type0Font_get_usedchars(hparent); - } - if (vparent_id < 0) - vparent = NULL; - else { - vparent = Type0Font_cache_get(vparent_id); - used_chars = Type0Font_get_usedchars(vparent); - } - if (!used_chars) - ERROR("Unexpected error: Font not actually used???"); - - tounicode = create_ToUnicode_stream(cffont, font->fontname, used_chars); - - if (hparent) - Type0Font_set_ToUnicode(hparent, pdf_ref_obj(tounicode)); - if (vparent) - Type0Font_set_ToUnicode(vparent, pdf_ref_obj(tounicode)); - pdf_release_obj(tounicode); - } - - cff_set_name(cffont, font->fontname); - - /* defaultWidthX, CapHeight, etc. */ - get_font_attr(font, cffont); - if (cff_dict_known(cffont->private[0], "defaultWidthX")) { - defaultwidth = cff_dict_get(cffont->private[0], "defaultWidthX", 0); - } else { - defaultwidth = 0.0; - } - if (cff_dict_known(cffont->private[0], "nominalWidthX")) { - nominalwidth = cff_dict_get(cffont->private[0], "nominalWidthX", 0); - } else { - nominalwidth = 0.0; - } - - num_glyphs = 0; last_cid = 0; - add_to_used_chars2(used_chars, 0); /* .notdef */ - for (i = 0; i < (cffont->num_glyphs + 7)/8; i++) { - int c, j; - - c = used_chars[i]; - for (j = 7; j >= 0; j--) { - if (c & (1 << j)) { - num_glyphs++; - last_cid = (i + 1) * 8 - j - 1; - } - } - } - - { - cff_fdselect *fdselect; - - fdselect = NEW(1, cff_fdselect); - fdselect->format = 3; - fdselect->num_entries = 1; - fdselect->data.ranges = NEW(1, cff_range3); - fdselect->data.ranges[0].first = 0; - fdselect->data.ranges[0].fd = 0; - cffont->fdselect = fdselect; - } - - CIDToGIDMap = NEW(2*(last_cid+1), unsigned char); - memset(CIDToGIDMap, 0, 2*(last_cid+1)); - { - cff_charsets *charset; - - charset = NEW(1, cff_charsets); - charset->format = 0; - charset->num_entries = num_glyphs-1; - charset->data.glyphs = NEW(num_glyphs-1, s_SID); - - for (gid = 0, cid = 0; cid <= last_cid; cid++) { - if (is_used_char2(used_chars, cid)) { - if (gid > 0) - charset->data.glyphs[gid-1] = cid; - CIDToGIDMap[2*cid ] = (gid >> 8) & 0xff; - CIDToGIDMap[2*cid+1] = gid & 0xff; - gid++; - } - } - - cff_release_charsets(cffont->charsets); - cffont->charsets = charset; - } - - cff_dict_add(cffont->topdict, "CIDCount", 1); - cff_dict_set(cffont->topdict, "CIDCount", 0, last_cid + 1); - - cffont->fdarray = NEW(1, cff_dict *); - cffont->fdarray[0] = cff_new_dict(); - cff_dict_add(cffont->fdarray[0], "FontName", 1); - cff_dict_set(cffont->fdarray[0], "FontName", 0, - (double) cff_add_string(cffont, font->fontname + 7, 1)); /* FIXME: Skip XXXXXX+ */ - cff_dict_add(cffont->fdarray[0], "Private", 2); - cff_dict_set(cffont->fdarray[0], "Private", 0, 0.0); - cff_dict_set(cffont->fdarray[0], "Private", 0, 0.0); - - /* FDArray - index offset, not known yet */ - cff_dict_add(cffont->topdict, "FDArray", 1); - cff_dict_set(cffont->topdict, "FDArray", 0, 0.0); - /* FDSelect - offset, not known yet */ - cff_dict_add(cffont->topdict, "FDSelect", 1); - cff_dict_set(cffont->topdict, "FDSelect", 0, 0.0); - - cff_dict_add(cffont->topdict, "charset", 1); - cff_dict_set(cffont->topdict, "charset", 0, 0.0); - - cff_dict_add(cffont->topdict, "CharStrings", 1); - cff_dict_set(cffont->topdict, "CharStrings", 0, 0.0); - - { - cff_index *cstring; - t1_ginfo gm; - long max = 0; - double *widths; - int w_stat[1001], max_count, dw; - - widths = NEW(num_glyphs, double); - memset(w_stat, 0, sizeof(int)*1001); - offset = 0L; - cstring = cff_new_index((card16)num_glyphs); - cstring->data = NULL; - cstring->offset[0] = 1; - gid = 0; - for (cid = 0; cid <= last_cid; cid++) { - if (!is_used_char2(used_chars, cid)) - continue; - - if (offset + CS_STR_LEN_MAX >= max) { - max += CS_STR_LEN_MAX*2; - cstring->data = RENEW(cstring->data, max, card8); - } - offset += t1char_convert_charstring(cstring->data + cstring->offset[gid] - 1, CS_STR_LEN_MAX, - cffont->cstrings->data + cffont->cstrings->offset[cid] - 1, - cffont->cstrings->offset[cid+1] - cffont->cstrings->offset[cid], - cffont->subrs[0], defaultwidth, nominalwidth, &gm); - cstring->offset[gid+1] = offset + 1; - if (gm.use_seac) { - ERROR("This font using the \"seac\" command for accented characters..."); - } - widths[gid] = gm.wx; - if (gm.wx >= 0.0 && gm.wx <= 1000.0) { - w_stat[((int) gm.wx)] += 1; - } - gid++; - } - - cff_release_index(cffont->cstrings); - cffont->cstrings = cstring; - - max_count = 0; dw = -1; - for (i = 0; i <= 1000; i++) { - if (w_stat[i] > max_count) { - dw = i; - max_count = w_stat[i]; - } - } - if (dw >= 0) { - add_metrics(font, cffont, CIDToGIDMap, widths, dw, last_cid); - } else { - add_metrics(font, cffont, CIDToGIDMap, widths, defaultwidth, last_cid); - } - RELEASE(widths); - } - cff_release_index(cffont->subrs[0]); - cffont->subrs[0] = NULL; - - RELEASE(CIDToGIDMap); - - cff_add_string(cffont, "Adobe", 1); - cff_add_string(cffont, "Identity", 1); - - cff_dict_update(cffont->topdict, cffont); - cff_dict_update(cffont->private[0], cffont); - - cff_update_string(cffont); - - /* CFF code need to be rewrote... */ - cff_dict_add(cffont->topdict, "ROS", 3); - cff_dict_set(cffont->topdict, "ROS", 0, - (double) cff_get_sid(cffont, "Adobe")); - cff_dict_set(cffont->topdict, "ROS", 1, - (double) cff_get_sid(cffont, "Identity")); - cff_dict_set(cffont->topdict, "ROS", 2, 0.0); - - cffont->num_glyphs = num_glyphs; - offset = write_fontfile(font, cffont); - - cff_close(cffont); - - { - pdf_obj *cidset; - - cidset = pdf_new_stream(STREAM_COMPRESS); - pdf_add_stream(cidset, used_chars, (last_cid/8)+1); - pdf_add_dict(font->descriptor, - pdf_new_name("CIDSet"), pdf_ref_obj(cidset)); - pdf_release_obj(cidset); - } - - - return; -} - -void -CIDFont_type0_release(CIDFont *font) -{ -#ifdef XETEX - if (font->ft_to_gid) RELEASE(font->ft_to_gid); -#endif - return; -} diff --git a/Build/source/texk/dvipdf-x/xsrc/cidtype2.c b/Build/source/texk/dvipdf-x/xsrc/cidtype2.c deleted file mode 100644 index 0059a1c89ea..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/cidtype2.c +++ /dev/null @@ -1,1126 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -/* - * TrueType glyf table is sorted by CID and no CIDToGIDMap is used here. - * GhostScript can't handle CIDToGIDMap correctly. - */ - -#if HAVE_CONFIG_H -#include "config.h" -#endif - -#include "system.h" -#include "numbers.h" -#include "mem.h" -#include "error.h" -#include "dpxfile.h" - -#include "pdfobj.h" -/* pseudo unique tag */ -#include "pdffont.h" - -#ifndef PDF_NAME_LEN_MAX -# define PDF_NAME_LEN_MAX 255 -#endif - -/* TrueType */ -#include "sfnt.h" -#include "tt_aux.h" -#include "tt_glyf.h" -#include "tt_cmap.h" -#include "tt_table.h" - -#include "tt_gsub.h" - -/* CID font */ -#include "cmap.h" -#include "type0.h" -#include "cid.h" -#include "cid_p.h" -#include "cidtype2.h" - -static int verbose = 0; -static int opt_flags = 0; - -void -CIDFont_type2_set_verbose (void) -{ - verbose++; -} - -void -CIDFont_type2_set_flags (long flags) -{ - opt_flags = flags; -} - -/* - * PDF viewer applications use following tables (CIDFontType 2) - * - * head, hhea, loca, maxp, glyf, hmtx, fpgm, cvt_, prep - * - * - from PDF Ref. v.1.3, 2nd ed. - * - * The fpgm, cvt_, and prep tables appears only when TrueType instructions - * requires them. Those tables must be preserved if they exist. - * We use must_exist flag to indicate `preserve it if present' - * and to make sure not to cause an error when it does not exist. - * - * post and name table must exist in ordinary TrueType font file, - * but when a TrueType font is converted to CIDFontType 2 font, those tables - * are no longer required. - * - * The OS/2 table (required for TrueType font for Windows and OS/2) contains - * liscencing information, but PDF viewers seems not using them. - * - * The 'name' table added. See comments in ttf.c. - */ - -static struct -{ - const char *name; - int must_exist; -} required_table[] = { - {"OS/2", 0}, {"head", 1}, {"hhea", 1}, {"loca", 1}, {"maxp", 1}, - {"name", 1}, {"glyf", 1}, {"hmtx", 1}, {"fpgm", 0}, {"cvt ", 0}, - {"prep", 0}, {NULL, 0} -}; - -static void -validate_name (char *fontname, int len) -{ - int i, count; - char *p; - static const char *badstrlist[] = { - "-WIN-RKSJ-H", - "-WINP-RKSJ-H", - "-WING-RKSJ-H", - "-90pv-RKSJ-H", - NULL - }; - - for (count = 0, i = 0; i < len; i++) { - if (fontname[i] == 0) { - memmove(fontname + i, fontname + i + 1, len - i); - count++; - len--; - } - } - if (count > 0) { - WARN("Removed %d null character(s) from fontname --> %s", - count, fontname); - } - fontname[len] = '\0'; - - /* For some fonts that have bad PS name. ad hoc. remove me. */ - for (i = 0; badstrlist[i] != NULL; i++) { - p = strstr(fontname, badstrlist[i]); - if (p && p > fontname) { - WARN("Removed string \"%s\" from fontname \"%s\".", - badstrlist[i], fontname); - p[0] = '\0'; - len = (int) (p - fontname); - break; - } - } - - if (len < 1) { - ERROR("No valid character found in fontname string."); - } -} - -/* - * We will follow the convension for finding ToUnicode CMap described in PDF - * Reference 4th ed., page 432. The name of "ToCode" (not limited to Unicode - * here) CMap is obtained by concatenating the registry, ordering, and the - * name of encoding. - * - * UCSms-UCS4, UCSms-UCS2, UCS4 added... - */ - -#define WIN_UCS_INDEX_MAX 1 -#define KNOWN_ENCODINGS_MAX 9 -static struct -{ - unsigned short platform; - unsigned short encoding; - const char *pdfnames[5]; -} known_encodings[] = { - {TT_WIN, TT_WIN_UCS4, {"UCSms-UCS4", "UCSms-UCS2", "UCS4", "UCS2", NULL}}, - {TT_WIN, TT_WIN_UNICODE, {"UCSms-UCS4", "UCSms-UCS2", "UCS4", "UCS2", NULL}}, - {TT_WIN, TT_WIN_SJIS, {"90ms-RKSJ", NULL}}, - {TT_WIN, TT_WIN_RPC, {"GBK-EUC", NULL}}, - {TT_WIN, TT_WIN_BIG5, {"ETen-B5", NULL}}, - {TT_WIN, TT_WIN_WANSUNG, {"KSCms-UHC", NULL}}, - {TT_MAC, TT_MAC_JAPANESE, {"90pv-RKSJ", NULL}}, - {TT_MAC, TT_MAC_TRADITIONAL_CHINESE, {"B5pc", NULL}}, - {TT_MAC, TT_MAC_SIMPLIFIED_CHINESE, {"GBpc-EUC", NULL}}, - {TT_MAC, TT_MAC_KOREAN, {"KSCpc-EUC", NULL}}, - {0, 0, {NULL}} -}; - -static CMap * -find_tocode_cmap (const char *reg, const char *ord, int select) -{ - int cmap_id = -1, i; - char *cmap_name; - const char *append; - - if (!reg || !ord || - select < 0 || select > KNOWN_ENCODINGS_MAX) - ERROR("Character set unknown."); - - if (!strcmp(ord, "UCS") && - select <= WIN_UCS_INDEX_MAX) - return NULL; - - for (i = 0; cmap_id < 0 && i < 5; i++) { - append = known_encodings[select].pdfnames[i]; - if (!append) - break; - cmap_name = NEW(strlen(reg) + strlen(ord) + strlen(append) + 3, char); - sprintf(cmap_name, "%s-%s-%s", reg, ord, append); - cmap_id = CMap_cache_find(cmap_name); - RELEASE(cmap_name); - } - if (cmap_id < 0) { - WARN("Could not find CID-to-Code mapping for \"%s-%s\".", reg, ord); - WARN("I tried to load (one of) the following file(s):"); - for (i = 0; i < 5; i++) { - append = known_encodings[select].pdfnames[i]; - if (!append) - break; - MESG(" %s-%s-%s", reg, ord, append); - } - WARN("Please check if this file exists."); - ERROR("Cannot continue..."); - } - - return CMap_cache_get(cmap_id); -} - - -/* - * CIDFont glyph metrics: - * Mostly same as add_CID[HV]Metrics in cidtype0.c. - */ -#define PDFUNIT(v) ((double) (ROUND(1000.0*(v)/(g->emsize), 1))) - -static void -add_TTCIDHMetrics (pdf_obj *fontdict, struct tt_glyphs *g, - char *used_chars, unsigned char *cidtogidmap, unsigned short last_cid) -{ - long cid, start = 0, prev = 0; - pdf_obj *w_array, *an_array = NULL; - double dw; - int empty = 1; - - w_array = pdf_new_array(); - if (g->dw != 0 && g->dw <= g->emsize) { - dw = PDFUNIT(g->dw); - } else { - dw = PDFUNIT(g->gd[0].advw); - } - for (cid = 0; cid <= last_cid; cid++) { - USHORT idx, gid; - double width; - - if (!is_used_char2(used_chars, cid)) - continue; - gid = (cidtogidmap) ? ((cidtogidmap[2*cid] << 8)|cidtogidmap[2*cid+1]) : cid; - idx = tt_get_index(g, gid); - if (cid != 0 && idx == 0) - continue; - width = PDFUNIT((g->gd)[idx].advw); - if (width == dw) { - if (an_array) { - pdf_add_array(w_array, pdf_new_number(start)); - pdf_add_array(w_array, an_array); - an_array = NULL; - empty = 0; - } - } else { - if (cid != prev + 1) { - if (an_array) { - pdf_add_array(w_array, pdf_new_number(start)); - pdf_add_array(w_array, an_array); - an_array = NULL; - empty = 0; - } - } - if (an_array == NULL) { - an_array = pdf_new_array(); - start = cid; - } - pdf_add_array(an_array, pdf_new_number(width)); - prev = cid; - } - } - - if (an_array) { - pdf_add_array(w_array, pdf_new_number(start)); - pdf_add_array(w_array, an_array); - empty = 0; - } - - pdf_add_dict(fontdict, - pdf_new_name("DW"), - pdf_new_number(dw)); - if (!empty) { - pdf_add_dict(fontdict, - pdf_new_name("W"), - pdf_ref_obj(w_array)); - } - pdf_release_obj(w_array); - - return; -} - -static void -add_TTCIDVMetrics (pdf_obj *fontdict, struct tt_glyphs *g, - char *used_chars, unsigned char *cidtogidmap, unsigned short last_cid) -{ - pdf_obj *w2_array, *an_array = NULL; - long cid; -#if 0 - long prev = 0, start = 0; -#endif - double defaultVertOriginY, defaultAdvanceHeight; - int empty = 1; - - defaultVertOriginY = PDFUNIT(g->default_advh - g->default_tsb); - defaultAdvanceHeight = PDFUNIT(g->default_advh); - - w2_array = pdf_new_array(); - for (cid = 0; cid <= last_cid; cid++) { - USHORT idx; -#if 0 - USHORT gid; -#endif - double vertOriginX, vertOriginY, advanceHeight; - - if (!is_used_char2(used_chars, cid)) - continue; -#if 0 - gid = (cidtogidmap) ? ((cidtogidmap[2*cid] << 8)|cidtogidmap[2*cid+1]) : cid; -#endif - idx = tt_get_index(g, (USHORT)cid); - if (cid != 0 && idx == 0) - continue; - advanceHeight = PDFUNIT(g->gd[idx].advh); - vertOriginX = PDFUNIT(0.5*(g->gd[idx].advw)); - vertOriginY = PDFUNIT(g->gd[idx].tsb + g->gd[idx].ury); -#if 0 - /* - * c [w1_1y v_1x v_1y w1_2y v_2x v_2y ...] - * Not working... Why? - * Acrobat Reader: - * Wrong rendering, interpretation of position vector is wrong. - * Xpdf and gs: ignores W2? - */ - if (vertOriginY == defaultVertOriginY && - advanceHeight == defaultAdvanceHeight) { - if (an_array) { - pdf_add_array(w2_array, pdf_new_number(start)); - pdf_add_array(w2_array, an_array); - an_array = NULL; - empty = 0; - } - } else { - if (cid != prev + 1 && an_array) { - pdf_add_array(w2_array, pdf_new_number(start)); - pdf_add_array(w2_array, an_array); - an_array = NULL; - empty = 0; - } - if (an_array == NULL) { - an_array = pdf_new_array(); - start = cid; - } - pdf_add_array(an_array, pdf_new_number(-advanceHeight)); - pdf_add_array(an_array, pdf_new_number(vertOriginX)); - pdf_add_array(an_array, pdf_new_number(vertOriginY)); - prev = cid; - } -#else - /* - * c_first c_last w1_y v_x v_y - * This form may hit Acrobat's implementation limit of array element size, - * 8192. AFPL GhostScript 8.11 stops with rangecheck error with this. - * Maybe GS's bug? - */ - if (vertOriginY != defaultVertOriginY || - advanceHeight != defaultAdvanceHeight) { - pdf_add_array(w2_array, pdf_new_number(cid)); - pdf_add_array(w2_array, pdf_new_number(cid)); - pdf_add_array(w2_array, pdf_new_number(-advanceHeight)); - pdf_add_array(w2_array, pdf_new_number(vertOriginX)); - pdf_add_array(w2_array, pdf_new_number(vertOriginY)); - empty = 0; - } -#endif - } - -#if 0 - if (an_array) { - pdf_add_array(w2_array, pdf_new_number(start)); - pdf_add_array(w2_array, an_array); - empty = 0; - } -#endif - - if (defaultVertOriginY != 880 || defaultAdvanceHeight != 1000) { - an_array = pdf_new_array(); - pdf_add_array(an_array, pdf_new_number(defaultVertOriginY)); - pdf_add_array(an_array, pdf_new_number(-defaultAdvanceHeight)); - pdf_add_dict(fontdict, pdf_new_name ("DW2"), an_array); - } - if (!empty) { - pdf_add_dict(fontdict, - pdf_new_name("W2"), - pdf_ref_obj(w2_array)); - } - pdf_release_obj(w2_array); - - return; -} - -/* - * The following routine fixes few problems caused by vendor specific - * Unicode mappings. - */ - -#define FIX_CJK_UNIOCDE_SYMBOLS 1 - -static unsigned short -fix_CJK_symbols (unsigned short code) -{ - unsigned short alt_code; - static struct - { - unsigned short alt1; - unsigned short alt2; - } CJK_Uni_symbols[] = { - /* - * Microsoft/Apple Unicode mapping difference: - * They are taken from SJIS-Unicode mapping difference but nearly - * same thing might be applied to Chinese (e.g., Big5) too. - */ - {0x2014, 0x2015}, /* EM DASH <-> HORIZONTAL BAR */ - {0x2016, 0x2225}, /* DOUBLE VERTICAL LINE <-> PARALLEL TO */ - {0x203E, 0xFFE3}, /* OVERLINE <-> FULLWIDTH MACRON */ - {0x2026, 0x22EF}, /* HORIZONTAL ELLIPSIS <-> MIDLINE HORIZONTAL ELLIPSIS */ - {0x2212, 0xFF0D}, /* MINUS SIGN <-> FULLWIDTH HYPHEN-MINUS */ - {0x301C, 0xFF5E}, /* WAVE DASH <-> FULLWIDTH TILDE */ - {0xFFE0, 0x00A2}, /* FULLWIDTH CENT SIGN <-> CENT SIGN */ - {0xFFE1, 0x00A3}, /* FULLWIDTH POUND SIGN <-> POUND SIGN */ - {0xFFE2, 0x00AC}, /* FULLWIDTH NOT SIGN <-> NOT SIGN */ - {0xFFFF, 0xFFFF}, /* EOD */ - }; -#define NUM_CJK_SYMBOLS (sizeof(CJK_Uni_symbols)/sizeof(CJK_Uni_symbols[0])) - int i; - - alt_code = code; - for (i = 0; i < NUM_CJK_SYMBOLS; i++) { - if (CJK_Uni_symbols[i].alt1 == code) { - alt_code = CJK_Uni_symbols[i].alt2; - break; - } else if (CJK_Uni_symbols[i].alt2 == code) { - alt_code = CJK_Uni_symbols[i].alt1; - break; - } - } - - return alt_code; -} - -static long -cid_to_code (CMap *cmap, CID cid) -{ - unsigned char inbuf[2], outbuf[32]; - long inbytesleft = 2, outbytesleft = 32; - const unsigned char *p; - unsigned char *q; - - if (!cmap) - return cid; - - inbuf[0] = (cid >> 8) & 0xff; - inbuf[1] = cid & 0xff; - p = inbuf; q = outbuf; - - CMap_decode_char(cmap, &p, &inbytesleft, &q, &outbytesleft); - - if (inbytesleft != 0) - return 0; - else if (outbytesleft == 31) - return (long) outbuf[0]; - else if (outbytesleft == 30) - return (long) (outbuf[0] << 8|outbuf[1]); - else if (outbytesleft == 28) { /* We assume the output encoding is UTF-16. */ - CID hi, lo; - hi = outbuf[0] << 8|outbuf[1]; - lo = outbuf[2] << 8|outbuf[3]; - if (hi >= 0xd800 && hi <= 0xdbff && lo >= 0xdc00 && lo <= 0xdfff) - return (long) ((hi - 0xd800) * 0x400 + 0x10000 + lo - 0xdc00); - else - return (long) (hi << 16|lo); - } - - return 0; -} - -/* #define NO_GHOSTSCRIPT_BUG 1 */ - -void -CIDFont_type2_dofont (CIDFont *font) -{ - pdf_obj *fontfile; - sfnt *sfont; - char *h_used_chars, *v_used_chars, *used_chars; - struct tt_glyphs *glyphs; - CMap *cmap = NULL; - tt_cmap *ttcmap = NULL; - unsigned long offset = 0; - CID cid, last_cid; - unsigned char *cidtogidmap; - USHORT num_glyphs; - int i, glyph_ordering = 0, unicode_cmap = 0; - FILE *fp = NULL; - - if (!font->indirect) - return; - - pdf_add_dict(font->fontdict, - pdf_new_name("FontDescriptor"), pdf_ref_obj(font->descriptor)); - - if (CIDFont_is_BaseFont(font)) - return; - - /* - * CIDSystemInfo comes here since Supplement can be increased. - */ - { - pdf_obj *tmp; - - tmp = pdf_new_dict (); - pdf_add_dict(tmp, - pdf_new_name("Registry"), - pdf_new_string(font->csi->registry, strlen(font->csi->registry))); - pdf_add_dict(tmp, - pdf_new_name("Ordering"), - pdf_new_string(font->csi->ordering, strlen(font->csi->ordering))); - pdf_add_dict(tmp, - pdf_new_name("Supplement"), - pdf_new_number(font->csi->supplement)); - pdf_add_dict(font->fontdict, pdf_new_name("CIDSystemInfo"), tmp); - } - - /* Quick exit for non-embedded & fixed-pitch font. */ - if (!CIDFont_get_embedding(font) && - (opt_flags & CIDFONT_FORCE_FIXEDPITCH)) { - pdf_add_dict(font->fontdict, - pdf_new_name("DW"), pdf_new_number(1000.0)); - return; - } - -#ifdef XETEX - sfont = sfnt_open(font->ft_face, SFNT_TYPE_TTC | SFNT_TYPE_TRUETYPE); -#else - fp = DPXFOPEN(font->ident, DPX_RES_TYPE_TTFONT); - if (!fp) { - fp = DPXFOPEN(font->ident, DPX_RES_TYPE_DFONT); - if (!fp) ERROR("Could not open TTF/dfont file: %s", font->ident); - sfont = dfont_open(fp, font->options->index); - } else { - sfont = sfnt_open(fp); - } -#endif - - if (!sfont) { - ERROR("Could not open TTF file: %s", font->ident); - } - - switch (sfont->type) { - case SFNT_TYPE_TTC: - offset = ttc_read_offset(sfont, font->options->index); - if (offset == 0) - ERROR("Invalid TTC index in %s.", font->ident); - break; - case SFNT_TYPE_TRUETYPE: -#ifndef XETEX - /* disable the check here becuase sfnt_open() does not distinguish dfont - * from regular trutype */ - if (font->options->index > 0) - ERROR("Found TrueType font file while expecting TTC file (%s).", font->ident); -#endif - offset = 0; - break; - case SFNT_TYPE_DFONT: - offset = sfont->offset; - break; - default: - ERROR("Not a TrueType/TTC font (%s)?", font->ident); - break; - } - - if (sfnt_read_table_directory(sfont, offset) < 0) - ERROR("Could not read TrueType table directory (%s).", font->ident); - - /* - * Adobe-Identity means font's internal glyph ordering here. - */ - if (!strcmp(font->csi->registry, "Adobe") && - !strcmp(font->csi->ordering, "Identity")) { - glyph_ordering = 1; - } else { - glyph_ordering = 0; - } - - /* - * Select TrueType cmap table, find ToCode CMap for each TrueType encodings. - */ - if (glyph_ordering) { - ttcmap = NULL; - cmap = NULL; - } else { - /* - * This part contains a bug. It may choose SJIS encoding TrueType cmap - * table for Adobe-GB1. - */ - for (i = 0; i <= KNOWN_ENCODINGS_MAX; i++) { - ttcmap = tt_cmap_read(sfont, - known_encodings[i].platform, - known_encodings[i].encoding); - if (ttcmap) - break; - } - if (!ttcmap) { - WARN("No usable TrueType cmap table found for font \"%s\".", font->ident); - WARN("CID character collection for this font is set to \"%s-%s\"", - font->csi->registry, font->csi->ordering); - ERROR("Cannot continue without this..."); - } else if (i <= WIN_UCS_INDEX_MAX) { - unicode_cmap = 1; - } else { - unicode_cmap = 0; - } - - /* - * NULL is returned if CMap is Identity CMap. - */ - cmap = find_tocode_cmap(font->csi->registry, - font->csi->ordering, i); - } - - glyphs = tt_build_init(); - - last_cid = 0; - num_glyphs = 1; /* .notdef */ - used_chars = h_used_chars = v_used_chars = NULL; - { - Type0Font *parent; - int parent_id, c; - - if ((parent_id = CIDFont_get_parent_id(font, 0)) >= 0) { - parent = Type0Font_cache_get(parent_id); - h_used_chars = Type0Font_get_usedchars(parent); - } - if ((parent_id = CIDFont_get_parent_id(font, 1)) >= 0) { - parent = Type0Font_cache_get(parent_id); - v_used_chars = Type0Font_get_usedchars(parent); - } - if (!h_used_chars && !v_used_chars) - ERROR("Unexpected error."); - - /* - * Quick check of max CID. - */ - c = 0; - for (i = 8191; i >= 0; i--) { - if (h_used_chars && h_used_chars[i] != 0) { - last_cid = i * 8 + 7; - c = h_used_chars[i]; - break; - } - if (v_used_chars && v_used_chars[i] != 0) { - last_cid = i * 8 + 7; - c = v_used_chars[i]; - break; - } - } - if (last_cid > 0) { - for (i = 0; i < 8; i++) { - if ((c >> i) & 1) - break; - last_cid--; - } - } - if (last_cid >= 0xFFFFu) { - ERROR("CID count > 65535"); - } - } - -#ifndef NO_GHOSTSCRIPT_BUG - cidtogidmap = NULL; -#else - cidtogidmap = NEW((last_cid + 1) * 2, unsigned char); - memset(cidtogidmap, 0, (last_cid + 1) * 2); -#endif /* !NO_GHOSTSCRIPT_BUG */ - - /* - * Map CIDs to GIDs. - * Horizontal and vertical used_chars are merged. - */ - - /* - * Horizontal - */ - if (h_used_chars) { - used_chars = h_used_chars; - for (cid = 1; cid <= last_cid; cid++) { - long code; - unsigned short gid; - - if (!is_used_char2(h_used_chars, cid)) - continue; - - if (glyph_ordering) { - gid = cid; - code = cid; - } else { - code = cid_to_code(cmap, cid); - gid = tt_cmap_lookup(ttcmap, code); -#ifdef FIX_CJK_UNIOCDE_SYMBOLS - if (gid == 0 && unicode_cmap) { - long alt_code; - - alt_code = fix_CJK_symbols((unsigned short)code); - if (alt_code != code) { - gid = tt_cmap_lookup(ttcmap, alt_code); - if (gid != 0) { - WARN("Unicode char U+%04x replaced with U+%04x.", - code, alt_code); - } - } - } -#endif /* FIX_CJK_UNIOCDE_SYMBOLS */ - } - - if (gid == 0) { - WARN("Glyph missing in font. (CID=%u, code=0x%04x)", cid, code); - } - - /* TODO: duplicated glyph */ -#ifndef NO_GHOSTSCRIPT_BUG - gid = tt_add_glyph(glyphs, gid, cid); -#else - gid = tt_add_glyph(glyphs, gid, num_glyphs); - cidtogidmap[2*cid ] = gid >> 8; - cidtogidmap[2*cid+1] = gid & 0xff; -#endif /* !NO_GHOSTSCRIPT_BUG */ - - num_glyphs++; - } - } - - /* - * Vertical - */ - if (v_used_chars) { - otl_gsub *gsub_list = NULL; - - /* - * Require `vrt2' or `vert'. - */ - if (glyph_ordering) { - gsub_list = NULL; - } else { - gsub_list = otl_gsub_new(); - if (otl_gsub_add_feat(gsub_list, - "*", "*", "vrt2", sfont) < 0) { - if (otl_gsub_add_feat(gsub_list, - "*", "*", "vert", sfont) < 0) { - WARN("GSUB feature vrt2/vert not found."); - otl_gsub_release(gsub_list); - gsub_list = NULL; - } else { - otl_gsub_select(gsub_list, "*", "*", "vert"); - } - } else { - otl_gsub_select(gsub_list, "*", "*", "vrt2"); - } - } - - for (cid = 1; cid <= last_cid; cid++) { - long code; - unsigned short gid; - - if (!is_used_char2(v_used_chars, cid)) - continue; - - /* There may be conflict of horizontal and vertical glyphs - * when font is used with /UCS. However, we simply ignore - * that... - */ - if (h_used_chars && is_used_char2(h_used_chars, cid)) { - continue; - } - - if (glyph_ordering) { - gid = cid; - code = cid; - } else { - code = cid_to_code(cmap, cid); - gid = tt_cmap_lookup(ttcmap, code); -#ifdef FIX_CJK_UNIOCDE_SYMBOLS - if (gid == 0 && unicode_cmap) { - long alt_code; - - alt_code = fix_CJK_symbols((unsigned short)code); - if (alt_code != code) { - gid = tt_cmap_lookup(ttcmap, alt_code); - if (gid != 0) { - WARN("Unicode char U+%04x replaced with U+%04x.", - code, alt_code); - } - } - } -#endif /* FIX_CJK_UNIOCDE_SYMBOLS */ - } - if (gid == 0) { - WARN("Glyph missing in font. (CID=%u, code=0x%04x)", cid, code); - } else if (gsub_list) { - otl_gsub_apply(gsub_list, &gid); - } - -#ifndef NO_GHOSTSCRIPT_BUG - gid = tt_add_glyph(glyphs, gid, cid); -#else - gid = tt_add_glyph(glyphs, gid, num_glyphs); - cidtogidmap[2*cid ] = gid >> 8; - cidtogidmap[2*cid+1] = gid & 0xff; -#endif /* !NO_GHOSTSCRIPT_BUG */ - - if (used_chars) /* merge vertical used_chars to horizontal */ - add_to_used_chars2(used_chars, cid); - - num_glyphs++; - } - - if (gsub_list) - otl_gsub_release(gsub_list); - - if (!used_chars) /* We have no horizontal. */ - used_chars = v_used_chars; - } - - if (!used_chars) - ERROR("Unexpected error."); - - tt_cmap_release(ttcmap); - - if (CIDFont_get_embedding(font)) { - if (tt_build_tables(sfont, glyphs) < 0) - ERROR("Could not created FontFile stream."); - if (verbose > 1) - MESG("[%u glyphs (Max CID: %u)]", glyphs->num_glyphs, last_cid); - } else { - if (tt_get_metrics(sfont, glyphs) < 0) - ERROR("Reading glyph metrics failed..."); - } - - /* - * DW, W, DW2, and W2 - */ - if (opt_flags & CIDFONT_FORCE_FIXEDPITCH) { - pdf_add_dict(font->fontdict, - pdf_new_name("DW"), pdf_new_number(1000.0)); - } else { - add_TTCIDHMetrics(font->fontdict, glyphs, used_chars, cidtogidmap, last_cid); - if (v_used_chars) - add_TTCIDVMetrics(font->fontdict, glyphs, used_chars, cidtogidmap, last_cid); - } - - tt_build_finish(glyphs); - - /* Finish here if not embedded. */ - if (!CIDFont_get_embedding(font)) { - if (cidtogidmap) - RELEASE(cidtogidmap); - sfnt_close(sfont); - if (fp) - DPXFCLOSE(fp); - - return; - } - - /* Create font file */ - for (i = 0; required_table[i].name; i++) { - if (sfnt_require_table(sfont, - required_table[i].name, - required_table[i].must_exist) < 0) { - ERROR("Some required TrueType table (%s) does not exist.", required_table[i].name); - } - } - - /* - * FontFile2 - */ - fontfile = sfnt_create_FontFile_stream(sfont); - - sfnt_close(sfont); - if (fp) - DPXFCLOSE(fp); - - if (!fontfile) - ERROR("Could not created FontFile stream for \"%s\".", font->ident); - - if (verbose > 1) { - MESG("[%ld bytes]", pdf_stream_length(fontfile)); - } - - pdf_add_dict(font->descriptor, - pdf_new_name("FontFile2"), - pdf_ref_obj (fontfile)); - pdf_release_obj(fontfile); - - /* - * CIDSet - */ - { - pdf_obj *cidset; - - cidset = pdf_new_stream(STREAM_COMPRESS); - pdf_add_stream(cidset, used_chars, last_cid/8 + 1); - pdf_add_dict(font->descriptor, - pdf_new_name("CIDSet"), - pdf_ref_obj(cidset)); - pdf_release_obj(cidset); - } - - /* - * CIDToGIDMap - */ - if (cidtogidmap) { - pdf_obj *c2gmstream; - - c2gmstream = pdf_new_stream(STREAM_COMPRESS); - pdf_add_stream(c2gmstream, cidtogidmap, (last_cid + 1) * 2); - pdf_add_dict(font->fontdict, - pdf_new_name("CIDToGIDMap"), - pdf_ref_obj (c2gmstream)); - pdf_release_obj(c2gmstream); - RELEASE(cidtogidmap); - } - - return; -} - -int -CIDFont_type2_open (CIDFont *font, const char *name, - CIDSysInfo *cmap_csi, cid_opt *opt) -{ - char *fontname; - sfnt *sfont; - unsigned long offset = 0; - FILE *fp = NULL; - - ASSERT(font && opt); - -#ifdef XETEX - sfont = sfnt_open(font->ft_face, SFNT_TYPE_TTC | SFNT_TYPE_TRUETYPE); - if (!sfont) - return -1; -#else - fp = DPXFOPEN(name, DPX_RES_TYPE_TTFONT); - if (!fp) { - fp = DPXFOPEN(name, DPX_RES_TYPE_DFONT); - if (!fp) return -1; - sfont = dfont_open(fp, opt->index); - } else { - sfont = sfnt_open(fp); - } - - if (!sfont) { - DPXFCLOSE(fp); - return -1; - } -#endif - - switch (sfont->type) { - case SFNT_TYPE_TTC: - offset = ttc_read_offset(sfont, opt->index); - break; - case SFNT_TYPE_TRUETYPE: -#ifdef XETEX - /* disable the check here becuase sfnt_open() does not distinguish dfont - * from regular trutype */ - offset = 0; -#else - assert (opt->index == 0); - if (opt->index > 0) { - ERROR("Invalid TTC index (not TTC font): %s", name); - } else { - offset = 0; - } -#endif - break; - case SFNT_TYPE_DFONT: - offset = sfont->offset; - break; - default: - sfnt_close(sfont); - if (fp) - DPXFCLOSE(fp); - return -1; - break; - } - - if (sfnt_read_table_directory(sfont, offset) < 0) { - ERROR("Reading TrueType table directory failed."); - } - - { - char *shortname; - long namelen; - - /* MAC-ROMAN-EN-POSTSCRIPT or WIN-UNICODE-EN(US)-POSTSCRIPT */ - shortname = NEW(PDF_NAME_LEN_MAX, char); - namelen = tt_get_ps_fontname(sfont, shortname, PDF_NAME_LEN_MAX); - if (namelen == 0) { - memset(shortname, 0, PDF_NAME_LEN_MAX); - strncpy(shortname, name, PDF_NAME_LEN_MAX); - namelen = strlen(shortname); - } - validate_name(shortname, namelen); /* for SJIS, UTF-16, ... string */ - /* - * Strlen works, after validate_named string. - * Mangled name requires more 7 bytes. - * Style requires more 11 bytes. - */ - fontname = NEW(strlen(shortname)+19, char); - strcpy(fontname, shortname); - RELEASE(shortname); - } - - if (opt->embed && opt->style != FONT_STYLE_NONE) { - WARN("Embedding disabled due to style option for %s.", name); - opt->embed = 0; - } - switch (opt->style) { - case FONT_STYLE_BOLD: - strcat(fontname, ",Bold"); - break; - case FONT_STYLE_ITALIC: - strcat(fontname, ",Italic"); - break; - case FONT_STYLE_BOLDITALIC: - strcat(fontname, ",BoldItalic"); - break; - } - /* - * CIDSystemInfo is determined from CMap or from map record option. - */ - font->fontname = fontname; - font->subtype = CIDFONT_TYPE2; - font->csi = NEW(1, CIDSysInfo); - if (opt->csi) { - if (cmap_csi) { - if (strcmp(opt->csi->registry, cmap_csi->registry) || - strcmp(opt->csi->ordering, cmap_csi->ordering)) { - WARN("CID character collection mismatched:\n"); - MESG("\tFont: %s-%s-%d\n", - opt->csi->registry, opt->csi->ordering, opt->csi->supplement); - MESG("\tCMap: %s-%s-%d\n", - cmap_csi->registry, cmap_csi->ordering, cmap_csi->supplement); - ERROR("Incompatible CMap specified for this font."); - } - if (opt->csi->supplement < cmap_csi->supplement) { - WARN("Supplmement value in CIDSystemInfo increased."); - WARN("Some characters may not shown."); - opt->csi->supplement = cmap_csi->supplement; - } - } - font->csi->registry = NEW(strlen(opt->csi->registry)+1, char); - strcpy(font->csi->registry, opt->csi->registry); - font->csi->ordering = NEW(strlen(opt->csi->ordering)+1, char); - strcpy(font->csi->ordering, opt->csi->ordering); - font->csi->supplement = opt->csi->supplement; - } else if (cmap_csi) { - font->csi->registry = NEW(strlen(cmap_csi->registry)+1, char); - strcpy(font->csi->registry, cmap_csi->registry); - font->csi->ordering = NEW(strlen(cmap_csi->ordering)+1, char); - strcpy(font->csi->ordering, cmap_csi->ordering); - font->csi->supplement = cmap_csi->supplement; - } else { /* This means font's internal glyph ordering. */ - font->csi->registry = NEW(strlen("Adobe")+1, char); - strcpy(font->csi->registry, "Adobe"); - font->csi->ordering = NEW(strlen("Identity")+1, char); - strcpy(font->csi->ordering, "Identity"); - font->csi->supplement = 0; - } - - font->fontdict = pdf_new_dict(); - pdf_add_dict(font->fontdict, - pdf_new_name("Type"), - pdf_new_name("Font")); - pdf_add_dict(font->fontdict, - pdf_new_name("Subtype"), - pdf_new_name("CIDFontType2")); - - font->descriptor = tt_get_fontdesc(sfont, &(opt->embed), opt->stemv, 0, name); - if (!font->descriptor) { - ERROR("Could not obtain necessary font info."); - } - - if (opt->embed) { - memmove(fontname + 7, fontname, strlen(fontname) + 1); - pdf_font_make_uniqueTag(fontname); - fontname[6] = '+'; - } - - pdf_add_dict(font->descriptor, - pdf_new_name("FontName"), - pdf_new_name(fontname)); - pdf_add_dict(font->fontdict, - pdf_new_name("BaseFont"), - pdf_new_name(fontname)); - - sfnt_close(sfont); - if (fp) - DPXFCLOSE(fp); - - /* - * Don't write fontdict here. - * /Supplement in /CIDSystemInfo may change. - */ - - return 0; -} - -void -CIDFont_type2_release (CIDFont *font) -{ - return; -} diff --git a/Build/source/texk/dvipdf-x/xsrc/dpxfile.c b/Build/source/texk/dvipdf-x/xsrc/dpxfile.c deleted file mode 100644 index a0b124c722e..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/dpxfile.c +++ /dev/null @@ -1,1175 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2007-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#if HAVE_CONFIG_H -#include "config.h" -#endif - -#ifdef _MSC_VER -#include <kpathsea/dirent.h> -#endif - -#include <time.h> - -#include "system.h" -#include "error.h" -#include "mem.h" - -#include "dpxutil.h" -#include "mfileio.h" - -#include "dpxfile.h" -#include "dpxcrypt.h" -#define MAX_KEY_LEN 16 - -#include <kpathsea/lib.h> -#include <string.h> -#ifdef WIN32 -#include <io.h> -#include <process.h> -#else -#if HAVE_SYS_WAIT_H -#include <sys/wait.h> -#endif -#ifndef WEXITSTATUS -#define WEXITSTATUS(val) ((unsigned)(val) >> 8) -#endif -#ifndef WIFEXITED -#define WIFEXITED(val) (((val) & 255) == 0) -#endif -#endif - -static int verbose = 0; -int keep_cache = 0; - -void -dpx_file_set_verbose (void) -{ - verbose++; -} - - -/* Kpathsea library does not check file type. */ -static int qcheck_filetype (const char *fqpn, int type); - -/* For testing MIKTEX enabled compilation */ -#if defined(TESTCOMPILE) && !defined(MIKTEX) -# define MIKTEX 1 -# define PATH_SEP_CHR '/' -# define _MAX_PATH 256 - -static int -miktex_get_acrobat_font_dir (char *buf) -{ - strcpy(buf, "/usr/share/ghostscript/Resource/Font/"); - return 1; -} - -static int -miktex_find_file (const char *filename, const char *dirlist, char *buf) -{ - int r = 0; - char *fqpn; - - fqpn = kpse_path_search(dirlist, filename, 0); - if (!fqpn) - return 0; - if (strlen(fqpn) > _MAX_PATH) - r = 0; - else { - strcpy(buf, fqpn); - r = 1; - } - RELEASE(fqpn); - - return r; -} - -static int -miktex_find_app_input_file (const char *progname, const char *filename, char *buf) -{ - int r = 0; - char *fqpn; - - kpse_reset_program_name(progname); - fqpn = kpse_find_file (filename, kpse_program_text_format, false); - kpse_reset_program_name(PACKAGE); - - if (!fqpn) - return 0; - if (strlen(fqpn) > _MAX_PATH) - r = 0; - else { - strcpy(buf, fqpn); - r = 1; - } - RELEASE(fqpn); - - return r; -} - -static int -miktex_find_psheader_file (const char *filename, char *buf) -{ - int r; - char *fqpn; - - fqpn = kpse_find_file(filename, kpse_tex_ps_header_format, 0); - - if (!fqpn) - return 0; - if (strlen(fqpn) > _MAX_PATH) - r = 0; - else { - strcpy(buf, fqpn); - r = 1; - } - RELEASE(fqpn); - - return r; -} - -#endif /* TESTCOMPILE */ - -#ifdef MIKTEX -#ifndef PATH_SEP_CHR -# define PATH_SEP_CHR '\\' -#endif -static char _tmpbuf[_MAX_PATH+1]; -#endif /* MIKTEX */ - -static int exec_spawn (char *cmd) -{ - char **cmdv, **qv; - char *p, *pp; - char buf[1024]; - int i, ret = -1; - - if (!cmd) - return -1; - while (*cmd == ' ' || *cmd == '\t') - cmd++; - if (*cmd == '\0') - return -1; - i = 0; - p = cmd; - while (*p) { - if (*p == ' ' || *p == '\t') - i++; - p++; - } - cmdv = xcalloc (i + 2, sizeof (char *)); - p = cmd; - qv = cmdv; - while (*p) { - pp = buf; - if (*p == '"') { - p++; - while (*p != '"') { - if (*p == '\0') { - goto done; - } - *pp++ = *p++; - } - p++; - } else if (*p == '\'') { - p++; - while (*p != '\'') { - if (*p == '\0') { - goto done; - } - *pp++ = *p++; - } - p++; - } else { - while (*p != ' ' && *p != '\t' && *p) { - if (*p == '\'') { - p++; - while (*p != '\'') { - if (*p == '\0') { - goto done; - } - *pp++ = *p++; - } - p++; - } else { - *pp++ = *p++; - } - } - } - *pp = '\0'; -#ifdef WIN32 - if (strchr (buf, ' ') || strchr (buf, '\t')) - *qv = concat3 ("\"", buf, "\""); - else -#endif - *qv = xstrdup (buf); -/* - fprintf(stderr,"\n%s", *qv); -*/ - while (*p == ' ' || *p == '\t') - p++; - qv++; - } -#ifdef WIN32 - ret = spawnvp (_P_WAIT, *cmdv, (const char* const*) cmdv); -#else - i = fork (); - if (i < 0) - ret = -1; - else if (i == 0) { - if (execvp (*cmdv, cmdv)) - _exit (-1); - } else { - if (wait (&ret) == i) { - ret = (WIFEXITED (ret) ? WEXITSTATUS (ret) : -1); - } else { - ret = -1; - } - } -#endif -done: - qv = cmdv; - while (*qv) { - free (*qv); - qv++; - } - free (cmdv); - return ret; -} - -/* ensuresuffix() returns a copy of basename if sfx is "". */ -static char * -ensuresuffix (const char *basename, const char *sfx) -{ - char *q, *p; - - p = NEW(strlen(basename) + strlen(sfx) + 1, char); - strcpy(p, basename); - q = strrchr(p, '.'); - if (!q && sfx[0]) - strcat(p, sfx); - - return p; -} - -#ifdef MIKTEX -static char * -dpx_find__app__xyz (const char *filename, - const char *suffix, int is_text) -{ - char *fqpn = NULL; - int r; - char *q; - - q = ensuresuffix(filename, suffix); - r = miktex_find_app_input_file(PACKAGE, q, _tmpbuf); - if (!r && strcmp(q, filename)) - r = miktex_find_app_input_file(PACKAGE, filename, _tmpbuf); - if (r) { - fqpn = NEW(strlen(_tmpbuf) + 1, char); - strcpy(fqpn, _tmpbuf); - } - RELEASE(q); - - return fqpn; -} - -static char * -dpx_foolsearch (const char *foolname, - const char *filename, - int is_text) -{ - char *fqpn = NULL; - int r; - - r = miktex_find_app_input_file(foolname, filename, _tmpbuf); - if (r) { - fqpn = NEW(strlen(_tmpbuf) + 1, char); - strcpy(fqpn, _tmpbuf); - } - - return fqpn; -} -#else /* !MIKTEX */ -# define TDS11DOC "http://www.tug.org/ftp/tex/tds-1.1/tds.html#Fonts" -static void -insistupdate (const char *filename, - const char *fqpn, - const char *foolname, - kpse_file_format_type foolformat, - kpse_file_format_type realformat) -{ - kpse_format_info_type *fif; - kpse_format_info_type *fir; - if (verbose < 1) - return; - fif = &kpse_format_info[foolformat]; - fir = &kpse_format_info[realformat]; - WARN("File name=\"%s\" format=\"%s\" might be found in different location than I expected:", - filename, fir->type); - WARN(">> %s", fqpn); - WARN(">> Please adjust your TEXMF as conformant with:"); - WARN(">> " TDS11DOC); - WARN(">> I searched it with fooling kpathsea as progname=\"%s\" format=\"%s\".", - foolname, fif->type); - WARN(">> Default search path for this format file is:"); - WARN(">> %s", fir->default_path); - WARN(">> Please read \"README\" file."); -} - -static char * -dpx_find__app__xyz (const char *filename, - const char *suffix, int is_text) -{ - char *fqpn = NULL; - char *q; - - q = ensuresuffix(filename, suffix); - fqpn = kpse_find_file(q, - (is_text ? - kpse_program_text_format : kpse_program_binary_format), 0); - if (!fqpn && strcmp(q, filename)) - fqpn = kpse_find_file(filename, - (is_text ? - kpse_program_text_format : kpse_program_binary_format), 0); - RELEASE(q); - - return fqpn; -} - -static char * -dpx_foolsearch (const char *foolname, - const char *filename, - int is_text) -{ - char *fqpn = NULL; - - kpse_reset_program_name(foolname); - fqpn = kpse_find_file (filename, - (is_text ? - kpse_program_text_format : - kpse_program_binary_format), - false); - kpse_reset_program_name(PACKAGE); - - return fqpn; -} -#endif /* MIKTEX */ - -static char *dpx_find_fontmap_file (const char *filename); -static char *dpx_find_agl_file (const char *filename); -static char *dpx_find_sfd_file (const char *filename); -static char *dpx_find_cmap_file (const char *filename); -static char *dpx_find_enc_file (const char *filename); -static char *dpx_find_iccp_file (const char *filename); - -FILE * -dpx_open_file (const char *filename, int type) -{ - FILE *fp = NULL; - char *fqpn = NULL; - - switch (type) { - case DPX_RES_TYPE_FONTMAP: - fqpn = dpx_find_fontmap_file(filename); - break; - case DPX_RES_TYPE_T1FONT: - fqpn = dpx_find_type1_file(filename); - break; - case DPX_RES_TYPE_TTFONT: - fqpn = dpx_find_truetype_file(filename); - break; - case DPX_RES_TYPE_OTFONT: - fqpn = dpx_find_opentype_file(filename); - break; - case DPX_RES_TYPE_PKFONT: - break; - case DPX_RES_TYPE_CMAP: - fqpn = dpx_find_cmap_file(filename); - break; - case DPX_RES_TYPE_ENC: - fqpn = dpx_find_enc_file(filename); - break; - case DPX_RES_TYPE_SFD: - fqpn = dpx_find_sfd_file(filename); - break; - case DPX_RES_TYPE_AGL: - fqpn = dpx_find_agl_file(filename); - break; - case DPX_RES_TYPE_ICCPROFILE: - fqpn = dpx_find_iccp_file(filename); - break; - case DPX_RES_TYPE_DFONT: - fqpn = dpx_find_dfont_file(filename); - break; - case DPX_RES_TYPE_BINARY: - fqpn = dpx_find__app__xyz(filename, "", 0); - break; - case DPX_RES_TYPE_TEXT: - fqpn = dpx_find__app__xyz(filename, "", 1); - break; - default: - ERROR("Unknown resource type: %d", type); - break; - } - if (fqpn) { - fp = MFOPEN(fqpn, FOPEN_RBIN_MODE); - RELEASE(fqpn); - } - - return fp; -} - - -static char * -dpx_find_iccp_file (const char *filename) -{ - char *fqpn = NULL; - - fqpn = dpx_find__app__xyz(filename, "", 0); - if (fqpn || strrchr(filename, '.')) - return fqpn; - - fqpn = dpx_find__app__xyz(filename, ".icc", 0); - if (fqpn) - return fqpn; - - fqpn = dpx_find__app__xyz(filename, ".icm", 0); - - return fqpn; -} - - -static char * -dpx_find_fontmap_file (const char *filename) -{ - char *fqpn = NULL; - char *q; - - q = ensuresuffix(filename, ".map"); -#ifdef MIKTEX - fqpn = dpx_find__app__xyz(q, ".map", 1); -#else /* !MIKTEX */ - fqpn = kpse_find_file(q, kpse_fontmap_format, 0); - if (!fqpn) { - fqpn = dpx_find__app__xyz(q, ".map", 1); - if (fqpn) - insistupdate(q, fqpn, PACKAGE, - kpse_program_text_format, kpse_fontmap_format); - } -#endif /* MIKETEX */ - RELEASE(q); - - return fqpn; -} - - -static char * -dpx_find_agl_file (const char *filename) -{ - char *fqpn = NULL; - char *q; - - q = ensuresuffix(filename, ".txt"); -#ifdef MIKTEX - fqpn = dpx_find__app__xyz(q, ".txt", 1); -#else /* !MIKTEX */ - fqpn = kpse_find_file(q, kpse_fontmap_format, 0); - if (!fqpn) { - fqpn = dpx_find__app__xyz(q, ".txt", 1); - if (fqpn) - insistupdate(q, fqpn, PACKAGE, - kpse_program_text_format, kpse_fontmap_format); - } -#endif /* MIKETEX */ - RELEASE(q); - - return fqpn; -} - - -/* cmap.sty put files into tex/latex/cmap */ -static char * -dpx_find_cmap_file (const char *filename) -{ - char *fqpn = NULL; - static const char *fools[] = { - "cmap", "tex", NULL - }; - int i; - -#if defined(MIKTEX) - /* Find in Acrobat's Resource/CMap dir */ - { - char _acrodir[_MAX_PATH+1]; - char *q; - int r; - - memset(_acrodir, 0, _MAX_PATH+1); - r = miktex_get_acrobat_font_dir(_acrodir); - if (r && - strlen(_acrodir) > strlen("Font")) { - /* ....\Font\ */ - q = strrchr(_acrodir, PATH_SEP_CHR); - if (q && q[1] == '\0') - q[0] = '\0'; - q = strrchr(_acrodir, PATH_SEP_CHR); - if (q && !strcmp(q + 1, "Font")) { - sprintf(q, "%cCMap%c", PATH_SEP_CHR, PATH_SEP_CHR); - r = miktex_find_file(filename, _acrodir, _tmpbuf); - if (r) { - fqpn = NEW(strlen(_tmpbuf) + 1, char); - strcpy(fqpn, _tmpbuf); - } - } - } - memset(_tmpbuf, 0, _MAX_PATH+1); - } -#else - fqpn = kpse_find_file(filename, kpse_cmap_format, 0); -#endif - - /* Files found above are assumed to be CMap, - * if it's not really CMap it will cause an error. - */ - for (i = 0; !fqpn && fools[i]; i++) { - fqpn = dpx_foolsearch(fools[i], filename, 1); - if (fqpn) { -#ifndef MIKTEX - insistupdate(filename, fqpn, fools[i], - kpse_program_text_format, kpse_cmap_format); -#endif - if (!qcheck_filetype(fqpn, DPX_RES_TYPE_CMAP)) { - WARN("Found file \"%s\" for PostScript CMap but it doesn't look like a CMap...", fqpn); - RELEASE(fqpn); - fqpn = NULL; - } - } - } - - return fqpn; -} - - -/* Search order: - * SFDFONTS (TDS 1.1) - * ttf2pk (text file) - * ttf2tfm (text file) - * dvipdfm (text file) - */ -static char * -dpx_find_sfd_file (const char *filename) -{ - char *fqpn = NULL; - char *q; - static const char *fools[] = { - "ttf2pk", "ttf2tfm", NULL - }; - int i; - - q = ensuresuffix(filename, ".sfd"); -#ifndef MIKTEX - fqpn = kpse_find_file(q, kpse_sfd_format, 0); -#endif /* !MIKTEX */ - - for (i = 0; !fqpn && fools[i]; i++) { - fqpn = dpx_foolsearch(fools[i], q, 1); -#ifndef MIKTEX - if (fqpn) - insistupdate(filename, fqpn, fools[i], - kpse_program_text_format, kpse_sfd_format); -#endif - } - RELEASE(q); - - return fqpn; -} - - -static char * -dpx_find_enc_file (const char *filename) -{ - char *fqpn = NULL; - char *q; - static const char *fools[] = { - "dvips", NULL - }; - int i; - - q = ensuresuffix(filename, ".enc"); -#ifdef MIKTEX - if (miktex_find_psheader_file(q, _tmpbuf)) { - fqpn = NEW(strlen(_tmpbuf) + 1, char); - strcpy(fqpn, _tmpbuf); - } -#else - fqpn = kpse_find_file(q, kpse_enc_format, 0); -#endif /* MIKTEX */ - - for (i = 0; !fqpn && fools[i]; i++) { - fqpn = dpx_foolsearch(fools[i], q, 1); -#ifndef MIKTEX - if (fqpn) - insistupdate(filename, fqpn, fools[i], - kpse_program_text_format, kpse_enc_format); -#endif - } - RELEASE(q); - - return fqpn; -} - -static int -is_absolute_path(const char *filename) -{ -#ifdef WIN32 - if (isalpha(filename[0]) && filename[1] == ':') - return 1; - if (filename[0] == '\\' && filename[1] == '\\') - return 1; - if (filename[0] == '/' && filename[1] == '/') - return 1; -#else - if (filename[0] == '/') - return 1; -#endif - return 0; -} - -char * -dpx_find_type1_file (const char *filename) -{ - char *fqpn = NULL; - - if (is_absolute_path(filename)) - fqpn = xstrdup(filename); - else - fqpn = kpse_find_file(filename, kpse_type1_format, 0); - if (fqpn && !qcheck_filetype(fqpn, DPX_RES_TYPE_T1FONT)) { - RELEASE(fqpn); - fqpn = NULL; - } - - return fqpn; -} - - -char * -dpx_find_truetype_file (const char *filename) -{ - char *fqpn = NULL; - - if (is_absolute_path(filename)) - fqpn = xstrdup(filename); - else - fqpn = kpse_find_file(filename, kpse_truetype_format, 0); - if (fqpn && !qcheck_filetype(fqpn, DPX_RES_TYPE_TTFONT)) { - RELEASE(fqpn); - fqpn = NULL; - } - - return fqpn; -} - - -char * -dpx_find_opentype_file (const char *filename) -{ - char *fqpn = NULL; - char *q; - - q = ensuresuffix(filename, ".otf"); -#ifndef MIKTEX - if (is_absolute_path(q)) - fqpn = xstrdup(q); - else - fqpn = kpse_find_file(q, kpse_opentype_format, 0); - if (!fqpn) { -#endif - fqpn = dpx_foolsearch(PACKAGE, q, 0); -#ifndef MIKTEX - if (fqpn) - insistupdate(filename, fqpn, PACKAGE, - kpse_program_binary_format, kpse_opentype_format); - } -#endif - RELEASE(q); - - /* *We* use "opentype" for ".otf" (CFF). */ - if (fqpn && !qcheck_filetype(fqpn, DPX_RES_TYPE_OTFONT)) { - RELEASE(fqpn); - fqpn = NULL; - } - - return fqpn; -} - - - -char * -dpx_find_dfont_file (const char *filename) -{ - char *fqpn = NULL; - - fqpn = kpse_find_file(filename, kpse_truetype_format, 0); - if (fqpn) { - int len = strlen(fqpn); - if (len > 6 && strncmp(fqpn+len-6, ".dfont", 6)) { - fqpn = RENEW(fqpn, len+6, char); - strcat(fqpn, "/rsrc"); - } - } - if (!qcheck_filetype(fqpn, DPX_RES_TYPE_DFONT)) { - RELEASE(fqpn); - fqpn = NULL; - } - return fqpn; -} - -static const char * -dpx_get_tmpdir (void) -{ -# ifdef WIN32 -# define __TMPDIR "." -# else /* WIN32 */ -# define __TMPDIR "/tmp" -#endif /* WIN32 */ - const char *_tmpd; - -# ifdef HAVE_GETENV - _tmpd = getenv("TMPDIR"); -# ifdef WIN32 - if (!_tmpd) - _tmpd = getenv("TMP"); - if (!_tmpd) - _tmpd = getenv("TEMP"); -# endif /* WIN32 */ - if (!_tmpd) - _tmpd = __TMPDIR; -# else /* HAVE_GETENV */ - _tmpd = __TMPDIR; -# endif /* HAVE_GETENV */ - return _tmpd; -} - -#ifdef HAVE_MKSTEMP -# include <stdlib.h> -#endif - -#ifdef XETEX -char * -dpx_create_temp_file (void) -{ - char *tmp = NULL; - -#if defined(MIKTEX) - { - tmp = NEW(_MAX_PATH + 1, char); - miktex_create_temp_file_name(tmp); /* FIXME_FIXME */ - } -#elif defined(HAVE_MKSTEMP) -# define TEMPLATE "/dvipdfmx.XXXXXXXX" - { - const char *_tmpd; - int _fd = -1; - _tmpd = dpx_get_tmpdir(); - tmp = NEW(strlen(_tmpd) + strlen(TEMPLATE) + 1, char); - strcpy(tmp, _tmpd); - strcat(tmp, TEMPLATE); - _fd = mkstemp(tmp); - if (_fd != -1) -#ifdef WIN32 - _close(_fd); -#else - close(_fd); -#endif /* WIN32 */ - else { - RELEASE(tmp); - tmp = NULL; - } - } -#else /* use _tempnam or tmpnam */ - { -# ifdef WIN32 - const char *_tmpd; - char *p; - _tmpd = dpx_get_tmpdir(); - tmp = _tempnam (_tmpd, "dvipdfmx."); - for (p = tmp; *p; p++) { - if (IS_KANJI (p)) - p++; - else if (*p == '\\') - *p = '/'; - } -# else /* WIN32 */ - char *_tmpa = NEW(L_tmpnam + 1, char); - tmp = tmpnam(_tmpa); - if (!tmp) - RELEASE(_tmpa); -# endif /* WIN32 */ - } -#endif /* MIKTEX */ - - return tmp; -} -#endif /* XETEX */ - -char * -dpx_create_fix_temp_file (const char *filename) -{ -#define PREFIX "xdvipdfmx." - static const char *dir = NULL; - static char *cwd = NULL; - char *ret, *s; - int i; - MD5_CONTEXT state; - unsigned char digest[MAX_KEY_LEN]; -#ifdef WIN32 - char *p; -#endif - - if (!dir) { - dir = dpx_get_tmpdir(); - cwd = xgetcwd(); - } - - MD5_init(&state); - MD5_write(&state, (unsigned char *)cwd, strlen(cwd)); - MD5_write(&state, (unsigned const char *)filename, strlen(filename)); - MD5_final(digest, &state); - - ret = NEW(strlen(dir)+1+strlen(PREFIX)+MAX_KEY_LEN*2 + 1, char); - sprintf(ret, "%s/%s", dir, PREFIX); - s = ret + strlen(ret); - for (i=0; i<MAX_KEY_LEN; i++) { - sprintf(s, "%02x", digest[i]); - s += 2; - } -#ifdef WIN32 - for (p = ret; *p; p++) { - if (IS_KANJI (p)) - p++; - else if (*p == '\\') - *p = '/'; - } -#endif - /* printf("dpx_create_fix_temp_file: %s\n", ret); */ - return ret; -} - -static int -dpx_clear_cache_filter (const struct dirent *ent) { - int plen = strlen(PREFIX); - if (strlen(ent->d_name) != plen + MAX_KEY_LEN * 2) return 0; -#ifdef WIN32 - return strncasecmp(ent->d_name, PREFIX, plen) == 0; -#else - return strncmp(ent->d_name, PREFIX, plen) == 0; -#endif -} - -void -dpx_delete_old_cache (int life) -{ - const char *dir; - char *pathname; - DIR *dp; - struct dirent *de; - time_t limit; - - if (life == -2) { - keep_cache = -1; - return; - } - - dir = dpx_get_tmpdir(); - pathname = NEW(strlen(dir)+1+strlen(PREFIX)+MAX_KEY_LEN*2 + 1, char); - limit = time(NULL) - life * 60 * 60; - - if (life >= 0) keep_cache = 1; - if ((dp = opendir(dir)) != NULL) { - while((de = readdir(dp)) != NULL) { - if (dpx_clear_cache_filter(de)) { - struct stat sb; - sprintf(pathname, "%s/%s", dir, de->d_name); - stat(pathname, &sb); - if (sb.st_mtime < limit) { - remove(pathname); - /* printf("remove: %s\n", pathname); */ - } - } - } - closedir(dp); - } - RELEASE(pathname); -} - -void -dpx_delete_temp_file (char *tmp, int force) -{ - if (!tmp) - return; - if (force || keep_cache != 1) remove (tmp); - RELEASE(tmp); - - return; -} - -/* dpx_file_apply_filter() is used for converting unsupported graphics - * format to one of the formats that dvipdfmx can natively handle. - * 'input' is the filename of the original file and 'output' is actually - * temporal files 'generated' by the above routine. - * This should be system dependent. (MiKTeX may want something different) - * Please modify as appropriate (see also pdfximage.c and dvipdfmx.c). - */ -int -dpx_file_apply_filter (const char *cmdtmpl, - const char *input, const char *output, - unsigned char version) -{ - char *cmd = NULL; - const char *p, *q; - size_t n, size; - int error = 0; - - if (!cmdtmpl) - return -1; - else if (!input || !output) - return -1; - - size = strlen(cmdtmpl) + strlen(input) + strlen(output) + 3; - cmd = NEW(size, char); - memset(cmd, 0, size); - for (n = 0, p = cmdtmpl; *p != 0; p++) { -#define need(s,l,m,n) \ -if ((l) + (n) >= (m)) { \ - (m) += (n) + 128; \ - (s) = RENEW((s), (m), char); \ -} - if (p[0] == '%') { - p++; - switch (p[0]) { - case 'o': /* Output file name */ - need(cmd, n, size, strlen(output)); - strcpy(cmd + n, output); n += strlen(output); - break; - case 'i': /* Input filename */ - need(cmd, n, size, strlen(input)); - strcpy(cmd + n, input); n += strlen(input); - break; - case 'b': - need(cmd, n, size, strlen(input)); - q = strrchr(input, '.'); /* wrong */ - if (q) { - memcpy(cmd + n, input, (int) (q - input)); - n += (int) (q - input); - } else { - strcpy(cmd + n, input); n += strlen(input); - } - case 'v': /* Version number, e.g. 1.4 */ { - char buf[6]; - sprintf(buf, "1.%hu", (unsigned short) version); - need(cmd, n, size, strlen(buf)); - strcpy(cmd + n, buf); n += strlen(buf); - break; - } - case 0: - break; - case '%': - need(cmd, n, size, 1); - cmd[n] = '%'; n++; - break; - } - } else { - need(cmd, n, size, 1); - cmd[n] = p[0]; n++; - } - } - need(cmd, n, size, 1); - cmd[n] = '\0'; - if (strlen(cmd) == 0) { - RELEASE(cmd); - return -1; - } - - error = exec_spawn(cmd); - if (error) - WARN("Filtering file via command -->%s<-- failed.", cmd); - RELEASE(cmd); - - return error; -} - -static char _sbuf[128]; -/* - * SFNT type sigs: - * `true' (0x74727565): TrueType (Mac) - * `typ1' (0x74797031) (Mac): PostScript font housed in a sfnt wrapper - * 0x00010000: TrueType (Win)/OpenType - * `OTTO': PostScript CFF font with OpenType wrapper - * `ttcf': TrueType Collection - */ -static int -istruetype (FILE *fp) -{ - int n; - - rewind(fp); - n = fread(_sbuf, 1, 4, fp); - rewind(fp); - - if (n != 4) - return 0; - else if (!memcmp(_sbuf, "true", 4) || - !memcmp(_sbuf, "\0\1\0\0", 4)) /* This doesn't help... */ - return 1; - else if (!memcmp(_sbuf, "ttcf", 4)) - return 1; - - return 0; -} - -/* "OpenType" is only for ".otf" here */ -static int -isopentype (FILE *fp) -{ - int n; - - rewind(fp); - n = fread(_sbuf, 1, 4, fp); - rewind(fp); - - if (n != 4) - return 0; - else if (!memcmp(_sbuf, "OTTO", 4)) - return 1; - else - return 0; -} - -static int -ist1binary (FILE *fp) -{ - char *p; - int n; - - rewind(fp); - n = fread(_sbuf, 1, 21, fp); - rewind(fp); - - p = _sbuf; - if (n != 21) - return 0; - else if (p[0] != (char) 0x80 || p[1] < 0 || p[1] > 3) - return 0; - else if (!memcmp(p + 6, "%!PS-AdobeFont", 14) || - !memcmp(p + 6, "%!FontType1", 11)) - return 1; - else if (!memcmp(p + 6, "%!PS", 4)) { -#if 0 - p[20] = '\0'; p += 6; - WARN("Ambiguous PostScript resource type: %s", (char *) p); -#endif - return 1; - } - /* Otherwise ambiguious */ - return 0; -} - -/* %!PS-Adobe-x.y Resource-CMap */ -static int -ispscmap (FILE *fp) -{ - char *p; - p = mfgets(_sbuf, 128, fp); p[127] = '\0'; - if (!p || strlen(p) < 4 || memcmp(p, "%!PS", 4)) - return 0; - for (p += 4; *p && !isspace(*p); p++); - for ( ; *p && (*p == ' ' || *p == '\t'); p++); - if (*p == '\0' || strlen(p) < strlen("Resource-CMap")) - return 0; - else if (!memcmp(p, "Resource-CMap", strlen("Resource-CMap"))) - return 1; - /* Otherwise ambiguious */ - return 0; -} - -static int -isdfont (FILE *fp) -{ - int i, n; - unsigned long pos; - - rewind(fp); - - get_unsigned_quad(fp); - seek_absolute(fp, (pos = get_unsigned_quad(fp)) + 0x18); - seek_absolute(fp, pos + get_unsigned_pair(fp)); - n = get_unsigned_pair(fp); - for (i = 0; i <= n; i++) { - if (get_unsigned_quad(fp) == 0x73666e74UL) /* "sfnt" */ - return 1; - get_unsigned_quad(fp); - } - return 0; -} - -/* This actually opens files. */ -static int -qcheck_filetype (const char *fqpn, int type) -{ - int r = 1; - FILE *fp; - - if (!fqpn) - return 0; - - fp = MFOPEN(fqpn, FOPEN_RBIN_MODE); - if (!fp) { - WARN("File \"%s\" found but I could not open that...", fqpn); - return 0; - } - switch (type) { - case DPX_RES_TYPE_T1FONT: - r = ist1binary(fp); - break; - case DPX_RES_TYPE_TTFONT: - r = istruetype(fp); - break; - case DPX_RES_TYPE_OTFONT: - r = isopentype(fp); - break; - case DPX_RES_TYPE_CMAP: - r = ispscmap(fp); - break; - case DPX_RES_TYPE_DFONT: - r = isdfont(fp); - break; - } - MFCLOSE(fp); - - return r; -} - diff --git a/Build/source/texk/dvipdf-x/xsrc/dpxfile.h b/Build/source/texk/dvipdf-x/xsrc/dpxfile.h deleted file mode 100644 index e4ae4c0a679..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/dpxfile.h +++ /dev/null @@ -1,70 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#ifndef _DPXFILE_H_ -#define _DPXFILE_H_ - -#define DPX_CONFIG_FILE "dvipdfmx.cfg" - -#define DPX_RES_TYPE_FONTMAP 0x00 - -#define DPX_RES_TYPE_T1FONT 0x10 -#define DPX_RES_TYPE_TTFONT 0x11 -#define DPX_RES_TYPE_OTFONT 0x12 -#define DPX_RES_TYPE_PKFONT 0x13 -#define DPX_RES_TYPE_DFONT 0x14 - -#define DPX_RES_TYPE_ENC 0x20 -#define DPX_RES_TYPE_CMAP 0x21 -#define DPX_RES_TYPE_SFD 0x22 -#define DPX_RES_TYPE_AGL 0x23 - -#define DPX_RES_TYPE_ICCPROFILE 0x30 - -#define DPX_RES_TYPE_BINARY 0x40 -#define DPX_RES_TYPE_TEXT 0x41 - -#include "mfileio.h" -extern FILE *dpx_open_file (const char *filename, int type); - -extern char * dpx_find_type1_file (const char *filename); -extern char * dpx_find_truetype_file (const char *filename); -extern char * dpx_find_opentype_file (const char *filename); -extern char * dpx_find_dfont_file (const char *filename); - -#define DPXFOPEN(n,t) dpx_open_file((const char *)(n),(t)) -#define DPXFCLOSE(f) MFCLOSE((f)) - -extern void dpx_file_set_verbose (void); - -extern int dpx_file_apply_filter (const char *cmdtmpl, - const char *input, const char *output, - unsigned char version); -extern char *dpx_create_temp_file (void); -extern char *dpx_create_fix_temp_file (const char *filename); -extern void dpx_delete_old_cache (int life); -extern void dpx_delete_temp_file (char *tmp, int force); /* tmp freed here */ - -extern int keep_cache; -#endif /* _DPXFILE_H_ */ diff --git a/Build/source/texk/dvipdf-x/xsrc/dpxutil.c b/Build/source/texk/dvipdf-x/xsrc/dpxutil.c deleted file mode 100644 index 8f752f2dcab..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/dpxutil.c +++ /dev/null @@ -1,658 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#include <stdarg.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <time.h> - -#include "system.h" -#include "mem.h" -#include "error.h" - -#include "dpxutil.h" - -int -xtoi (char c) -{ - if (c >= '0' && c <= '9') - return (c - '0'); - else if (c >= 'a' && c <= 'f') - return (c - 'W'); - else if (c >= 'A' && c <= 'F') - return (c - '7'); - else - return -1; -} - -int -sputx (unsigned char c, char **s, char *end) -{ - char hi = (c >> 4), lo = c & 0x0f; - - if (*s + 2 > end) - ERROR("Buffer overflow."); - **s = (hi < 10) ? hi + '0' : hi + '7'; - *(*s+1) = (lo < 10) ? lo + '0' : lo + '7'; - *s += 2; - - return 2; -} - -int -getxpair (unsigned char **s) -{ - int hi, lo; - hi = xtoi(**s); - if (hi < 0) - return hi; - (*s)++; - lo = xtoi(**s); - if (lo < 0) - return lo; - (*s)++; - return ((hi << 4)| lo); -} - -int -putxpair (unsigned char c, char **s) -{ - char hi = (c >> 4), lo = c & 0x0f; - - **s = (hi < 10) ? hi + '0' : hi + '7'; - *(*s+1) = (lo < 10) ? lo + '0' : lo + '7'; - *s += 2; - - return 2; -} - -/* Overflowed value is set to invalid char. */ -unsigned char -ostrtouc (unsigned char **inbuf, unsigned char *inbufend, unsigned char *valid) -{ - unsigned char *cur = *inbuf; - unsigned int val = 0; - - while (cur < inbufend && cur < *inbuf + 3 && - (*cur >= '0' && *cur <= '7')) { - val = (val << 3) | (*cur - '0'); - cur++; - } - if (val > 255 || cur == *inbuf) - *valid = 0; - else - *valid = 1; - - *inbuf = cur; - return (unsigned char) val; -} - -unsigned char -esctouc (unsigned char **inbuf, unsigned char *inbufend, unsigned char *valid) -{ - unsigned char unescaped, escaped; - - escaped = **inbuf; - *valid = 1; - switch (escaped) { - /* Backslash, unbalanced paranthes */ - case '\\': case ')': case '(': - unescaped = escaped; - (*inbuf)++; - break; - /* Other escaped char */ - case 'n': unescaped = '\n'; (*inbuf)++; break; - case 'r': unescaped = '\r'; (*inbuf)++; break; - case 't': unescaped = '\t'; (*inbuf)++; break; - case 'b': unescaped = '\b'; (*inbuf)++; break; - case 'f': unescaped = '\f'; (*inbuf)++; break; - /* - * An end-of-line marker preceeded by backslash is not part of a - * literal string - */ - case '\r': - unescaped = 0; - *valid = 0; - *inbuf += (*inbuf < inbufend - 1 && *(*inbuf+1) == '\n') ? 2 : 1; - break; - case '\n': - unescaped = 0; - *valid = 0; - (*inbuf)++; - break; - /* Possibly octal notion */ - default: - unescaped = ostrtouc(inbuf, inbufend, valid); - } - - return unescaped; -} - -void -skip_white_spaces (unsigned char **s, unsigned char *endptr) -{ - while (*s < endptr) - if (!is_space(**s)) - break; - else - (*s)++; -} - -void -ht_init_table (struct ht_table *ht, hval_free_func hval_free_fn) -{ - int i; - - ASSERT(ht); - - for (i = 0; i < HASH_TABLE_SIZE; i++) { - ht->table[i] = NULL; - } - ht->count = 0; - ht->hval_free_fn = hval_free_fn; -} - -void -ht_clear_table (struct ht_table *ht) -{ - int i; - - ASSERT(ht); - - for (i = 0; i < HASH_TABLE_SIZE; i++) { - struct ht_entry *hent, *next; - - hent = ht->table[i]; - while (hent) { - if (hent->value && ht->hval_free_fn) { - ht->hval_free_fn(hent->value); - } - hent->value = NULL; - if (hent->key) { - RELEASE(hent->key); - } - hent->key = NULL; - next = hent->next; - RELEASE(hent); - hent = next; - } - ht->table[i] = NULL; - } - ht->count = 0; - ht->hval_free_fn = NULL; -} - -long ht_table_size (struct ht_table *ht) -{ - ASSERT(ht); - - return ht->count; -} - -static unsigned int -get_hash (const void *key, int keylen) -{ - unsigned int hkey = 0; - int i; - - for (i = 0; i < keylen; i++) { - hkey = (hkey << 5) + hkey + ((const char *)key)[i]; - } - - return (hkey % HASH_TABLE_SIZE); -} - -void * -ht_lookup_table (struct ht_table *ht, const void *key, int keylen) -{ - struct ht_entry *hent; - unsigned int hkey; - - ASSERT(ht && key); - - hkey = get_hash(key, keylen); - hent = ht->table[hkey]; - while (hent) { - if (hent->keylen == keylen && - !memcmp(hent->key, key, keylen)) { - return hent->value; - } - hent = hent->next; - } - - return NULL; -} - -int -ht_remove_table (struct ht_table *ht, - const void *key, int keylen) -/* returns 1 if the element was found and removed and 0 otherwise */ -{ - struct ht_entry *hent, *prev; - unsigned int hkey; - - ASSERT(ht && key); - - hkey = get_hash(key, keylen); - hent = ht->table[hkey]; - prev = NULL; - while (hent) { - if (hent->keylen == keylen && - !memcmp(hent->key, key, keylen)) { - break; - } - prev = hent; - hent = hent->next; - } - if (hent) { - if (hent->key) - RELEASE(hent->key); - hent->key = NULL; - hent->keylen = 0; - if (hent->value && ht->hval_free_fn) { - ht->hval_free_fn(hent->value); - } - hent->value = NULL; - if (prev) { - prev->next = hent->next; - } else { - ht->table[hkey] = hent->next; - } - RELEASE(hent); - ht->count--; - return 1; - } else - return 0; -} - -/* replace... */ -void -ht_insert_table (struct ht_table *ht, - const void *key, int keylen, void *value) -{ - struct ht_entry *hent, *prev; - unsigned int hkey; - - ASSERT(ht && key); - - hkey = get_hash(key, keylen); - hent = ht->table[hkey]; - prev = NULL; - while (hent) { - if (hent->keylen == keylen && - !memcmp(hent->key, key, keylen)) { - break; - } - prev = hent; - hent = hent->next; - } - if (hent) { - if (hent->value && ht->hval_free_fn) - ht->hval_free_fn(hent->value); - hent->value = value; - } else { - hent = NEW(1, struct ht_entry); - hent->key = NEW(keylen, char); - memcpy(hent->key, key, keylen); - hent->keylen = keylen; - hent->value = value; - hent->next = NULL; - if (prev) { - prev->next = hent; - } else { - ht->table[hkey] = hent; - } - ht->count++; - } -} - -void -ht_append_table (struct ht_table *ht, - const void *key, int keylen, void *value) -{ - struct ht_entry *hent, *last; - unsigned int hkey; - - hkey = get_hash(key, keylen); - hent = ht->table[hkey]; - if (!hent) { - hent = NEW(1, struct ht_entry); - ht->table[hkey] = hent; - } else { - while (hent) { - last = hent; - hent = hent->next; - } - hent = NEW(1, struct ht_entry); - last->next = hent; - } - hent->key = NEW(keylen, char); - memcpy(hent->key, key, keylen); - hent->keylen = keylen; - hent->value = value; - hent->next = NULL; - - ht->count++; -} - -int -ht_set_iter (struct ht_table *ht, struct ht_iter *iter) -{ - int i; - - ASSERT(ht && ht->table && iter); - - for (i = 0; i < HASH_TABLE_SIZE; i++) { - if (ht->table[i]) { - iter->index = i; - iter->curr = ht->table[i]; - iter->hash = ht; - return 0; - } - } - - return -1; -} - -void -ht_clear_iter (struct ht_iter *iter) -{ - if (iter) { - iter->index = HASH_TABLE_SIZE; - iter->curr = NULL; - iter->hash = NULL; - } -} - -char * -ht_iter_getkey (struct ht_iter *iter, int *keylen) -{ - struct ht_entry *hent; - - hent = (struct ht_entry *) iter->curr; - if (iter && hent) { - *keylen = hent->keylen; - return hent->key; - } else { - *keylen = 0; - return NULL; - } -} - -void * -ht_iter_getval (struct ht_iter *iter) -{ - struct ht_entry *hent; - - hent = (struct ht_entry *) iter->curr; - if (iter && hent) { - return hent->value; - } else { - return NULL; - } -} - -int -ht_iter_next (struct ht_iter *iter) -{ - struct ht_entry *hent; - struct ht_table *ht; - - ASSERT(iter); - - ht = iter->hash; - hent = (struct ht_entry *) iter->curr; - hent = hent->next; - while (!hent && - ++iter->index < HASH_TABLE_SIZE) { - hent = ht->table[iter->index]; - } - iter->curr = hent; - - return (hent ? 0 : -1); -} - - -static int -read_c_escchar (char *r, const char **pp, const char *endptr) -{ - int c = 0, l = 1; - const char *p = *pp; - - switch (p[0]) { - case 'a' : c = '\a'; p++; break; - case 'b' : c = '\b'; p++; break; - case 'f' : c = '\f'; p++; break; - case 'n' : c = '\n'; p++; break; - case 'r' : c = '\r'; p++; break; - case 't' : c = '\t'; p++; break; - case 'v' : c = '\v'; p++; break; - case '\\': case '?': case '\'': case '\"': - c = p[0]; p++; - break; - case '\n': l = 0; p++; break; - case '\r': - { - p++; - if (p < endptr && p[0] == '\n') - p++; - l = 0; - } - break; - case '0': case '1': case '2': case '3': - case '4': case '5': case '6': case '7': - { - int i; - for (c = 0, i = 0; - i < 3 && p < endptr && - p[0] >= '0' && p[0] <= '7'; i++, p++) - c = (c << 3) + (p[0] - '0'); - } - break; - case 'x': - { - int i; - for (c = 0, i = 0, p++; - i < 2 && p < endptr && isxdigit(p[0]); - i++, p++) - c = (c << 4) + - (isdigit(p[0]) ? - p[0] - '0' : - (islower(p[0]) ? p[0] - 'a' + 10: p[0] - 'A' + 10)); - } - break; - default: - WARN("Unknown escape char sequence: \\%c", p[0]); - l = 0; p++; - break; - } - - if (r) - *r = (char) c; - *pp = p; - return l; -} - -#define C_QUOTE '"' -#define C_ESCAPE '\\' -static int -read_c_litstrc (char *q, int len, const char **pp, const char *endptr) -{ - const char *p; - int l = 0; -#define Q_TERM 0 -#define Q_CONT -1 -#define Q_ERROR_UNTERM -1 -#define Q_ERROR_INVAL -2 -#define Q_ERROR_BUFF -3 - int s = Q_CONT; - - for (l = 0, p = *pp; - s == Q_CONT && p < endptr; ) { - switch (p[0]) { - case C_QUOTE: - s = Q_TERM; p++; - break; - case C_ESCAPE: - if (q && l == len) - s = Q_ERROR_BUFF; - else { - p++; - l += read_c_escchar(q ? &q[l] : NULL, &p, endptr); - } - break; - case '\n': case '\r': - s = Q_ERROR_INVAL; - break; - default: - if (q && l == len) - s = Q_ERROR_BUFF; - else { - if (!q) - l++; - else - q[l++] = p[0]; - p++; - } - break; - } - } - if (s == Q_TERM) { - if (q && l == len) - s = Q_ERROR_BUFF; - else if (q) - q[l++] = '\0'; - } - - *pp = p; - return ((s == Q_TERM) ? l : s); -} - -char * -parse_c_string (const char **pp, const char *endptr) -{ - char *q = NULL; - const char *p = *pp; - int l = 0; - - if (p >= endptr || p[0] != C_QUOTE) - return NULL; - - p++; - l = read_c_litstrc(NULL, 0, &p, endptr); - if (l >= 0) { - q = NEW(l + 1, char); - p = *pp + 1; - l = read_c_litstrc(q, l + 1, &p, endptr); - } - - *pp = p; - return q; -} - -#define ISCNONDIGITS(c) ( \ - (c) == '_' || \ - ((c) >= 'a' && (c) <= 'z') || \ - ((c) >= 'A' && (c) <= 'Z') \ -) -#define ISCIDENTCHAR(c) ( \ - ISCNONDIGITS((c)) || \ - ((c) >= '0' && (c) <= '9') \ -) - -char * -parse_c_ident (const char **pp, const char *endptr) -{ - char *q = NULL; - const char *p = *pp; - int n; - - if (p >= endptr || !ISCNONDIGITS(*p)) - return NULL; - - for (n = 0; p < endptr && ISCIDENTCHAR(*p); p++, n++); - q = NEW(n + 1, char); - memcpy(q, *pp, n); q[n] = '\0'; - - *pp = p; - return q; -} - -char * -parse_float_decimal (const char **pp, const char *endptr) -{ - char *q = NULL; - const char *p = *pp; - int s = 0, n = 0; - - if (p >= endptr) - return NULL; - - if (p[0] == '+' || p[0] == '-') - p++; - - /* 1. .01 001 001E-001 */ - for (s = 0, n = 0; p < endptr && s >= 0; ) { - switch (p[0]) { - case '+': case '-': - if (s != 2) - s = -1; - else { - s = 3; p++; - } - break; - case '.': - if (s > 0) - s = -1; - else { - s = 1; p++; - } - break; - case '0': case '1': case '2': case '3': case '4': - case '5': case '6': case '7': case '8': case '9': - n++; p++; - break; - case 'E': case 'e': - if (n == 0 || s == 2) - s = -1; - else { - s = 2; p++; - } - break; - default: - s = -1; - break; - } - } - - if (n != 0) { - n = (int) (p - *pp); - q = NEW(n + 1, char); - memcpy(q, *pp, n); q[n] = '\0'; - } - - *pp = p; - return q; -} diff --git a/Build/source/texk/dvipdf-x/xsrc/dpxutil.h b/Build/source/texk/dvipdf-x/xsrc/dpxutil.h deleted file mode 100644 index bd8c338d056..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/dpxutil.h +++ /dev/null @@ -1,106 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#ifndef _DPXUTIL_H_ -#define _DPXUTIL_H_ - -#undef MIN -#define MIN(a, b) (((a) < (b)) ? (a) : (b)) -#undef MAX -#define MAX(a, b) (((a) > (b)) ? (a) : (b)) -#undef ABS -#define ABS(a) (((a) < 0) ? -(a) : (a)) - -#ifndef is_space -#define is_space(c) ((c) == ' ' || (c) == '\t' || (c) == '\f' || \ - (c) == '\r' || (c) == '\n' || (c) == '\0') -#endif -#ifndef is_delim -#define is_delim(c) ((c) == '(' || (c) == '/' || \ - (c) == '<' || (c) == '>' || \ - (c) == '[' || (c) == ']' || \ - (c) == '{' || (c) == '}' || \ - (c) == '%') -#endif - -extern void skip_white_spaces (unsigned char **s, unsigned char *endptr); -extern int xtoi (char c); -extern int getxpair (unsigned char **str); -extern int putxpair (unsigned char c, char **str); -extern int sputx (unsigned char c, char **buf, char *endptr); - -extern unsigned char ostrtouc (unsigned char **inbuf, - unsigned char *inbufend, unsigned char *valid); -extern unsigned char esctouc (unsigned char **inbuf, - unsigned char *inbufend, unsigned char *valid); - -#define HASH_TABLE_SIZE 503 - -struct ht_entry { - char *key; - int keylen; - - void *value; - - struct ht_entry *next; -}; - -typedef void (*hval_free_func) (void *); - -struct ht_table { - long count; - hval_free_func hval_free_fn; - struct ht_entry *table[HASH_TABLE_SIZE]; -}; - -extern void ht_init_table (struct ht_table *ht, - hval_free_func hval_free_fn); -extern void ht_clear_table (struct ht_table *ht); -extern long ht_table_size (struct ht_table *ht); -extern void *ht_lookup_table (struct ht_table *ht, - const void *key, int keylen); -extern void ht_append_table (struct ht_table *ht, - const void *key, int keylen, void *value) ; -extern int ht_remove_table (struct ht_table *ht, - const void *key, int keylen); -extern void ht_insert_table (struct ht_table *ht, - const void *key, int keylen, void *value); - -struct ht_iter { - int index; - void *curr; - struct ht_table *hash; -}; - -extern int ht_set_iter (struct ht_table *ht, struct ht_iter *iter); -extern void ht_clear_iter (struct ht_iter *iter); -extern char *ht_iter_getkey (struct ht_iter *iter, int *keylen); -extern void *ht_iter_getval (struct ht_iter *iter); -extern int ht_iter_next (struct ht_iter *iter); - -extern char *parse_float_decimal (const char **pp, const char *endptr); -extern char *parse_c_string (const char **pp, const char *endptr); -extern char *parse_c_ident (const char **pp, const char *endptr); - -#endif /* _DPXUTIL_H_ */ diff --git a/Build/source/texk/dvipdf-x/xsrc/dvi.c b/Build/source/texk/dvipdf-x/xsrc/dvi.c deleted file mode 100644 index 5bb8d9aad5e..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/dvi.c +++ /dev/null @@ -1,2737 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#if HAVE_CONFIG_H -#include "config.h" -#endif - -#include <sys/types.h> -#include <stdio.h> -#include <stdlib.h> -#include <ctype.h> - -#ifdef WIN32 -#include <fcntl.h> -#include <io.h> -#endif - -#include "system.h" -#include "mem.h" -#include "error.h" -#include "mfileio.h" -#include "numbers.h" - -#include "pdfdev.h" -#include "pdfdoc.h" -#include "pdfparse.h" -#include "pdfencrypt.h" - -#include "fontmap.h" - -#include "dvicodes.h" -#include "tfm.h" -#include "vf.h" -#include "subfont.h" - -#include "spc_util.h" -#include "specials.h" - -#include "dvi.h" - -#ifdef XETEX -#include "pdfximage.h" -#include FT_ADVANCES_H -#endif - -#define DVI_STACK_DEPTH_MAX 256u -#define TEX_FONTS_ALLOC_SIZE 16u -#define VF_NESTING_MAX 16u - -/* Interal Variables */ -static FILE *dvi_file = NULL; -static char linear = 0; /* set to 1 for strict linear processing of the input */ - -static unsigned long *page_loc = NULL; -static unsigned long num_pages = 0; - -static unsigned long dvi_file_size = 0; - -static struct dvi_header -{ - UNSIGNED_QUAD unit_num; - UNSIGNED_QUAD unit_den; - UNSIGNED_QUAD mag; - UNSIGNED_QUAD media_width, media_height; - UNSIGNED_PAIR stackdepth; - char comment[257]; -} dvi_info = { - 25400000 , /* num */ - 473628672, /* den */ - 1000, /* mag */ - 0, 0, /* media width and height */ - 0, /* stackdepth */ - {'\0'} /* comment */ -}; - -static double dev_origin_x = 72.0, dev_origin_y = 770.0; - -double get_origin (int x) -{ - return x ? dev_origin_x : dev_origin_y; -} - -#define PHYSICAL 1 -#define VIRTUAL 2 -#define SUBFONT 3 -#ifdef XETEX -#define NATIVE 4 -#endif -#define DVI 1 -#define VF 2 - -static struct loaded_font -{ - int type; /* Type is physical or virtual */ - int font_id; /* id returned by dev (for PHYSICAL fonts) - * or by vf module for (VIRTUAL fonts) - */ - int subfont_id; /* id returned by subfont_locate_font() */ - int tfm_id; - spt_t size; - int source; /* Source is either DVI or VF */ -#ifdef XETEX - unsigned long rgba_color; - FT_Face ft_face; - int layout_dir; - float extend; - float slant; - float embolden; -#endif -} *loaded_fonts = NULL; -static int num_loaded_fonts = 0, max_loaded_fonts = 0; - -static void -need_more_fonts (unsigned n) -{ - if (num_loaded_fonts + n > max_loaded_fonts) { - max_loaded_fonts += TEX_FONTS_ALLOC_SIZE; - loaded_fonts = RENEW (loaded_fonts, max_loaded_fonts, struct loaded_font); - } -} - -static struct font_def -{ - long tex_id; - spt_t point_size; - spt_t design_size; - char *font_name; - int font_id; /* index of _loaded_ font in loaded_fonts array */ - int used; -#ifdef XETEX - int native; /* boolean */ - unsigned long rgba_color; /* only used for native fonts in XeTeX */ - int layout_dir; /* 1 = vertical, 0 = horizontal */ - int extend; - int slant; - int embolden; -#endif -} *def_fonts = NULL; - -#ifdef XETEX -#define XDV_FLAG_VERTICAL 0x0100 -#define XDV_FLAG_COLORED 0x0200 -#define XDV_FLAG_FEATURES 0x0400 -#define XDV_FLAG_VARIATIONS 0x0800 -#define XDV_FLAG_EXTEND 0x1000 -#define XDV_FLAG_SLANT 0x2000 -#define XDV_FLAG_EMBOLDEN 0x4000 -#endif - -static int num_def_fonts = 0, max_def_fonts = 0; -static int compute_boxes = 0, link_annot = 1; -static int verbose = 0; - -#define DVI_PAGE_BUF_CHUNK 0x10000UL /* 64K should be plenty for most pages */ - -static unsigned char* dvi_page_buffer; -static unsigned long dvi_page_buf_size; -static unsigned long dvi_page_buf_index; - -/* functions to read numbers from the dvi file and store them in dvi_page_buffer */ -static UNSIGNED_BYTE get_and_buffer_unsigned_byte (FILE *file) -{ - int ch; - if ((ch = fgetc (file)) < 0) - ERROR ("File ended prematurely\n"); - if (dvi_page_buf_index >= dvi_page_buf_size) { - dvi_page_buf_size += DVI_PAGE_BUF_CHUNK; - dvi_page_buffer = RENEW(dvi_page_buffer, dvi_page_buf_size, unsigned char); - } - dvi_page_buffer[dvi_page_buf_index++] = ch; - return (UNSIGNED_BYTE) ch; -} - -#if 0 -/* Not used */ -static SIGNED_BYTE get_and_buffer_signed_byte (FILE *file) -{ - int byte; - byte = get_and_buffer_unsigned_byte(file); - if (byte >= 0x80) - byte -= 0x100; - return (SIGNED_BYTE) byte; -} -#endif - -static UNSIGNED_PAIR get_and_buffer_unsigned_pair (FILE *file) -{ - int i; - UNSIGNED_BYTE byte; - UNSIGNED_PAIR pair = 0; - for (i=0; i<2; i++) { - byte = get_and_buffer_unsigned_byte(file); - pair = pair*0x100u + byte; - } - return pair; -} - -static SIGNED_PAIR get_and_buffer_signed_pair (FILE *file) -{ - int i; - long pair = 0; - for (i=0; i<2; i++) { - pair = pair*0x100 + get_and_buffer_unsigned_byte(file); - } - if (pair >= 0x8000) { - pair -= 0x10000l; - } - return (SIGNED_PAIR) pair; -} - -static UNSIGNED_TRIPLE get_and_buffer_unsigned_triple(FILE *file) -{ - int i; - long triple = 0; - for (i=0; i<3; i++) { - triple = triple*0x100u + get_and_buffer_unsigned_byte(file); - } - return (UNSIGNED_TRIPLE) triple; -} - -static SIGNED_TRIPLE get_and_buffer_signed_triple(FILE *file) -{ - int i; - long triple = 0; - for (i=0; i<3; i++) { - triple = triple*0x100 + get_and_buffer_unsigned_byte(file); - } - if (triple >= 0x800000l) - triple -= 0x1000000l; - return (SIGNED_TRIPLE) triple; -} - -static SIGNED_QUAD get_and_buffer_signed_quad(FILE *file) -{ - int byte, i; - long quad = 0; - - /* Check sign on first byte before reading others */ - byte = get_and_buffer_unsigned_byte(file); - quad = byte; - if (quad >= 0x80) - quad = byte - 0x100; - for (i=0; i<3; i++) { - quad = quad*0x100 + get_and_buffer_unsigned_byte(file); - } - return (SIGNED_QUAD) quad; -} - -static UNSIGNED_QUAD get_and_buffer_unsigned_quad(FILE *file) -{ - int i; - unsigned long quad = 0; - for (i=0; i<4; i++) { - quad = quad*0x100u + get_and_buffer_unsigned_byte(file); - } - return (UNSIGNED_QUAD) quad; -} - -static void get_and_buffer_bytes(FILE *file, unsigned int count) -{ - if (dvi_page_buf_index + count >= dvi_page_buf_size) { - dvi_page_buf_size = dvi_page_buf_index + count + DVI_PAGE_BUF_CHUNK; - dvi_page_buffer = RENEW(dvi_page_buffer, dvi_page_buf_size, unsigned char); - } - if (fread(dvi_page_buffer + dvi_page_buf_index, 1, count, file) != count) - ERROR ("File ended prematurely\n"); - dvi_page_buf_index += count; -} - -/* functions to fetch values from dvi_page_buffer */ - -static UNSIGNED_BYTE get_buffered_unsigned_byte (void) -{ - return dvi_page_buffer[dvi_page_buf_index++]; -} - -static SIGNED_BYTE get_buffered_signed_byte (void) -{ - int byte; - byte = dvi_page_buffer[dvi_page_buf_index++]; - if (byte >= 0x80) - byte -= 0x100; - return (SIGNED_BYTE) byte; -} - -static UNSIGNED_PAIR get_buffered_unsigned_pair (void) -{ - int i; - UNSIGNED_BYTE byte; - UNSIGNED_PAIR pair = 0; - for (i=0; i<2; i++) { - byte = dvi_page_buffer[dvi_page_buf_index++]; - pair = pair*0x100u + byte; - } - return pair; -} - -static SIGNED_PAIR get_buffered_signed_pair (void) -{ - int i; - long pair = 0; - for (i=0; i<2; i++) { - pair = pair*0x100 + dvi_page_buffer[dvi_page_buf_index++]; - } - if (pair >= 0x8000) { - pair -= 0x10000l; - } - return (SIGNED_PAIR) pair; -} - -static UNSIGNED_TRIPLE get_buffered_unsigned_triple(void) -{ - int i; - long triple = 0; - for (i=0; i<3; i++) { - triple = triple*0x100u + dvi_page_buffer[dvi_page_buf_index++]; - } - return (UNSIGNED_TRIPLE) triple; -} - -static SIGNED_TRIPLE get_buffered_signed_triple(void) -{ - int i; - long triple = 0; - for (i=0; i<3; i++) { - triple = triple*0x100 + dvi_page_buffer[dvi_page_buf_index++]; - } - if (triple >= 0x800000l) - triple -= 0x1000000l; - return (SIGNED_TRIPLE) triple; -} - -static SIGNED_QUAD get_buffered_signed_quad(void) -{ - int byte, i; - long quad = 0; - - /* Check sign on first byte before reading others */ - byte = dvi_page_buffer[dvi_page_buf_index++]; - quad = byte; - if (quad >= 0x80) - quad = byte - 0x100; - for (i=0; i<3; i++) { - quad = quad*0x100 + dvi_page_buffer[dvi_page_buf_index++]; - } - return (SIGNED_QUAD) quad; -} - -static UNSIGNED_QUAD get_buffered_unsigned_quad(void) -{ - int i; - unsigned long quad = 0; - for (i=0; i<4; i++) { - quad = quad*0x100u + dvi_page_buffer[dvi_page_buf_index++]; - } - return (UNSIGNED_QUAD) quad; -} - - - -void -dvi_set_verbose (void) -{ - verbose++; - subfont_set_verbose(); - tfm_set_verbose(); - vf_set_verbose (); - spc_set_verbose(); -} - -unsigned -dvi_npages (void) -{ - return num_pages; -} - -static const char invalid_signature[] = -"Something is wrong. Are you sure this is a DVI file?"; - -#define range_check_loc(loc) \ - if ((loc) > dvi_file_size) {\ - ERROR(invalid_signature); \ - } - -static long -find_post (void) -{ - long current; - int ch; - - /* First find end of file */ - dvi_file_size = file_size(dvi_file); - current = dvi_file_size; - - /* Scan backwards through PADDING */ - do { - current--; - seek_absolute(dvi_file, current); - } while ((ch = fgetc(dvi_file)) == PADDING && - current > 0); - - /* file_position now points to last non padding character or - * beginning of file */ - if (dvi_file_size - current < 4 || current == 0 || -#ifdef XETEX - !(ch == DVI_ID || ch == DVIV_ID || ch == XDVI_ID)) { -#else - !(ch == DVI_ID || ch == DVIV_ID)) { -#endif - MESG("DVI ID = %d\n", ch); - ERROR(invalid_signature); - } - - /* Make sure post_post is really there */ - current = current - 5; - seek_absolute(dvi_file, current); - if ((ch = fgetc(dvi_file)) != POST_POST) { - MESG("Found %d where post_post opcode should be\n", ch); - ERROR(invalid_signature); - } - current = get_signed_quad(dvi_file); - seek_absolute(dvi_file, current); - if ((ch = fgetc(dvi_file)) != POST) { - MESG("Found %d where post_post opcode should be\n", ch); - ERROR(invalid_signature); - } - - return current; -} - -static void -get_page_info (long post_location) -{ - int i; - - seek_absolute(dvi_file, post_location + 27); - num_pages = get_unsigned_pair(dvi_file); - if (num_pages == 0) { - ERROR("Page count is 0!"); - } - if (verbose > 2) { - MESG("Page count:\t %4d\n", num_pages); - } - - page_loc = NEW(num_pages, unsigned long); - - seek_absolute(dvi_file, post_location + 1); - page_loc[num_pages-1] = get_unsigned_quad(dvi_file); - range_check_loc(page_loc[num_pages-1] + 41); - for (i = num_pages - 2; i >= 0; i--) { - seek_absolute(dvi_file, page_loc[i+1] + 41); - page_loc[i] = get_unsigned_quad(dvi_file); - range_check_loc(page_loc[num_pages-1] + 41); - } -} - -/* Following are computed "constants" used for unit conversion */ -static double dvi2pts = 1.52018, total_mag = 1.0; - -double -dvi_tell_mag (void) -{ - return total_mag; -} - -static void -do_scales (double mag) -{ - total_mag = (double) dvi_info.mag / 1000.0 * mag; - dvi2pts = (double) dvi_info.unit_num / (double) dvi_info.unit_den; - dvi2pts *= (72.0 / 254000.0); -} - -static void -get_dvi_info (long post_location) -{ - seek_absolute(dvi_file, post_location + 5); - - dvi_info.unit_num = get_unsigned_quad(dvi_file); - dvi_info.unit_den = get_unsigned_quad(dvi_file); - dvi_info.mag = get_unsigned_quad(dvi_file); - - dvi_info.media_height = get_unsigned_quad(dvi_file); - dvi_info.media_width = get_unsigned_quad(dvi_file); - - dvi_info.stackdepth = get_unsigned_pair(dvi_file); - - if (dvi_info.stackdepth > DVI_STACK_DEPTH_MAX) { - WARN("DVI need stack depth of %d,", dvi_info.stackdepth); - WARN("but DVI_STACK_DEPTH_MAX is %d.", DVI_STACK_DEPTH_MAX); - ERROR("Capacity exceeded."); - } - - if (verbose > 2) { - MESG("DVI File Info\n"); - MESG("Unit: %ld / %ld\n", dvi_info.unit_num, dvi_info.unit_den); - MESG("Magnification: %ld\n", dvi_info.mag); - MESG("Media Height: %ld\n", dvi_info.media_height); - MESG("Media Width: %ld\n", dvi_info.media_width); - MESG("Stack Depth: %d\n", dvi_info.stackdepth); - } -} - -static void -get_preamble_dvi_info (void) -{ - UNSIGNED_BYTE ch; - - ch = get_unsigned_byte(dvi_file); - if (ch != PRE) { - MESG("Found %d where PRE was expected\n", ch); - ERROR(invalid_signature); - } - - ch = get_unsigned_byte(dvi_file); -#ifdef XETEX - if (!(ch == DVI_ID || ch == DVIV_ID || ch == XDVI_ID)) { -#else - if (!(ch == DVI_ID || ch == DVIV_ID)) { -#endif - MESG("DVI ID = %d\n", ch); - ERROR(invalid_signature); - } - - dvi_info.unit_num = get_unsigned_quad(dvi_file); - dvi_info.unit_den = get_unsigned_quad(dvi_file); - dvi_info.mag = get_unsigned_quad(dvi_file); - - ch = get_unsigned_byte(dvi_file); - if (fread(dvi_info.comment, - 1, ch, dvi_file) != ch) { - ERROR(invalid_signature); - } - dvi_info.comment[ch] = '\0'; - - if (verbose > 2) { - MESG("DVI File Info\n"); - MESG("Unit: %ld / %ld\n", dvi_info.unit_num, dvi_info.unit_den); - MESG("Magnification: %ld\n", dvi_info.mag); - } - - if (verbose) { - MESG("DVI Comment: %s\n", dvi_info.comment); - } - - num_pages = 0x7FFFFFFUL; /* for linear processing: we just keep going! */ -} - -const char * -dvi_comment (void) -{ - return dvi_info.comment; -} - -static void -read_font_record (SIGNED_QUAD tex_id) -{ - UNSIGNED_BYTE dir_length, name_length; - UNSIGNED_QUAD point_size, design_size; - char *directory, *font_name; - - if (num_def_fonts >= max_def_fonts) { - max_def_fonts += TEX_FONTS_ALLOC_SIZE; - def_fonts = RENEW (def_fonts, max_def_fonts, struct font_def); - } - get_unsigned_quad(dvi_file); - point_size = get_unsigned_quad(dvi_file); - design_size = get_unsigned_quad(dvi_file); - dir_length = get_unsigned_byte(dvi_file); - name_length = get_unsigned_byte(dvi_file); - - directory = NEW(dir_length + 1, char); - if (fread(directory, 1, dir_length, dvi_file) != dir_length) { - ERROR(invalid_signature); - } - directory[dir_length] = '\0'; - RELEASE(directory); /* unused */ - - font_name = NEW(name_length + 1, char); - if (fread(font_name, 1, name_length, dvi_file) != name_length) { - ERROR(invalid_signature); - } - font_name[name_length] = '\0'; - def_fonts[num_def_fonts].tex_id = tex_id; - def_fonts[num_def_fonts].font_name = font_name; - def_fonts[num_def_fonts].point_size = point_size; - def_fonts[num_def_fonts].design_size = design_size; - def_fonts[num_def_fonts].used = 0; -#ifdef XETEX - def_fonts[num_def_fonts].native = 0; - def_fonts[num_def_fonts].rgba_color = 0xffffffff; - def_fonts[num_def_fonts].layout_dir = 0; - def_fonts[num_def_fonts].extend = 0x00010000; /* 1.0 */ - def_fonts[num_def_fonts].slant = 0; - def_fonts[num_def_fonts].embolden = 0; -#endif - num_def_fonts++; - - return; -} - -#ifdef XETEX -static void -read_native_font_record (SIGNED_QUAD tex_id) -{ - UNSIGNED_PAIR flags; - UNSIGNED_QUAD point_size; - char *font_name; - int plen, flen, slen, i; - - if (num_def_fonts >= max_def_fonts) { - max_def_fonts += TEX_FONTS_ALLOC_SIZE; - def_fonts = RENEW (def_fonts, max_def_fonts, struct font_def); - } - point_size = get_unsigned_quad(dvi_file); - flags = get_unsigned_pair(dvi_file); - - plen = (int) get_unsigned_byte(dvi_file); /* PS name length */ - flen = (int) get_unsigned_byte(dvi_file); /* family name length */ - slen = (int) get_unsigned_byte(dvi_file); /* style name length */ - font_name = NEW(plen + 1, char); - if (fread(font_name, 1, plen, dvi_file) != plen) { - ERROR(invalid_signature); - } - font_name[plen] = '\0'; - - /* ignore family and style names */ - for (i = 0; i < flen + slen; ++i) - get_unsigned_byte(dvi_file); - - def_fonts[num_def_fonts].tex_id = tex_id; - def_fonts[num_def_fonts].font_name = font_name; - def_fonts[num_def_fonts].point_size = point_size; - def_fonts[num_def_fonts].design_size = 655360; /* hard-code as 10pt for now, not used anyway */ - def_fonts[num_def_fonts].used = 0; - def_fonts[num_def_fonts].native = 1; - - def_fonts[num_def_fonts].layout_dir = 0; - def_fonts[num_def_fonts].rgba_color = 0xffffffff; - def_fonts[num_def_fonts].extend = 0x00010000; - def_fonts[num_def_fonts].slant = 0; - def_fonts[num_def_fonts].embolden = 0; - - if (flags & XDV_FLAG_VERTICAL) - def_fonts[num_def_fonts].layout_dir = 1; - - if (flags & XDV_FLAG_COLORED) - def_fonts[num_def_fonts].rgba_color = get_unsigned_quad(dvi_file); - - if (flags & XDV_FLAG_EXTEND) - def_fonts[num_def_fonts].extend = get_signed_quad(dvi_file); - - if (flags & XDV_FLAG_SLANT) - def_fonts[num_def_fonts].slant = get_signed_quad(dvi_file); - - if (flags & XDV_FLAG_EMBOLDEN) - def_fonts[num_def_fonts].embolden = get_signed_quad(dvi_file); - - if (flags & XDV_FLAG_VARIATIONS) { - int v, nvars = get_unsigned_pair(dvi_file); - for (v = 0; v < nvars * 2; ++v) - (void)get_unsigned_quad(dvi_file); /* skip axis and value for each variation setting */ - WARN("Variation axes are not supported; ignoring variation settings for font %s.\n", font_name); - } - - num_def_fonts++; - - return; -} -#endif - -static void -get_dvi_fonts (long post_location) -{ - UNSIGNED_BYTE code; - SIGNED_QUAD tex_id = 0; - - seek_absolute(dvi_file, post_location + 29); - while ((code = get_unsigned_byte(dvi_file)) != POST_POST) { - switch (code) { - case FNT_DEF1: - tex_id = get_unsigned_byte(dvi_file); - break; - case FNT_DEF2: - tex_id = get_unsigned_pair(dvi_file); - break; - case FNT_DEF3: - tex_id = get_unsigned_triple(dvi_file); - break; - case FNT_DEF4: -#ifdef XETEX - case XDV_NATIVE_FONT_DEF: -#endif - tex_id = get_signed_quad(dvi_file); - break; - default: - MESG("Unexpected op code: %3d\n", code); - ERROR(invalid_signature); - } -#ifdef XETEX - if (code != XDV_NATIVE_FONT_DEF) { - read_font_record(tex_id); - } else { - read_native_font_record(tex_id); - } -#else - read_font_record(tex_id); -#endif - } - if (verbose > 2) { - unsigned i; - - MESG("\n"); - MESG("DVI file font info\n"); - for (i = 0; i < num_def_fonts; i++) { - MESG("TeX Font: %10s loaded at ID=%5ld, ", - def_fonts[i].font_name, def_fonts[i].tex_id); - MESG("size=%5.2fpt (scaled %4.1f%%)", - def_fonts[i].point_size * dvi2pts, - 100.0 * ((double) def_fonts[i].point_size / def_fonts[i].design_size)); - MESG("\n"); - } - } -} - -static void get_comment (void) -{ - UNSIGNED_BYTE length; - - seek_absolute(dvi_file, 14); - length = get_unsigned_byte(dvi_file); - if (fread(dvi_info.comment, - 1, length, dvi_file) != length) { - ERROR(invalid_signature); - } - dvi_info.comment[length] = '\0'; - if (verbose) { - MESG("DVI Comment: %s\n", dvi_info.comment); - } -} - -/* - * The section below this line deals with the actual processing of the - * dvi file. - * - * The dvi file processor state is contained in the following variables: - */ - -struct dvi_registers -{ - SIGNED_QUAD h, v, w, x, y, z, d; -}; - -static struct dvi_registers dvi_state; -static struct dvi_registers dvi_stack[DVI_STACK_DEPTH_MAX]; -static unsigned dvi_stack_depth = 0 ; -static int current_font = -1; -static int processing_page = 0 ; - -static void -clear_state (void) -{ - dvi_state.h = 0; dvi_state.v = 0; dvi_state.w = 0; - dvi_state.x = 0; dvi_state.y = 0; dvi_state.z = 0; - dvi_state.d = 0; /* direction */ - dvi_stack_depth = 0; - current_font = -1; -} - -/* Migrated from pdfdev.c: - * The following codes are originally put into pdfdev.c. - * But they are moved to here to make PDF output independent - * from DVI input. - * pdfdoc, pdfspecial and htex are also modified. pdfspecial - * and htex does tag/untag depth. pdfdev and pdfdoc now does - * not care about line-breaking at all. - */ -static unsigned marked_depth = 0; -static int tagged_depth = -1; - -static void -dvi_mark_depth (void) -{ - /* If decreasing below tagged_depth */ - if (link_annot && - marked_depth == tagged_depth && - dvi_stack_depth == tagged_depth - 1) { - /* - * See if this appears to be the end of a "logical unit" - * that's been broken. If so, flush the logical unit. - */ - pdf_doc_break_annot(); - } - marked_depth = dvi_stack_depth; -} - -/* - * The following routines setup and tear down a callback at a - * certain stack depth. This is used to handle broken (linewise) - * links. - */ -void -dvi_tag_depth (void) -{ - tagged_depth = marked_depth; - dvi_compute_boxes(1); -} - -void -dvi_untag_depth (void) -{ - tagged_depth = -1; - dvi_compute_boxes(0); -} - -void -dvi_compute_boxes (int flag) -{ - compute_boxes = flag; -} - -void -dvi_link_annot (int flag) -{ - link_annot = flag; -} - -int -dvi_is_tracking_boxes(void) -{ - return (compute_boxes && link_annot && marked_depth >= tagged_depth); -} - -void -dvi_do_special (const void *buffer, UNSIGNED_QUAD size) -{ - double x_user, y_user, mag; - const char *p; - - if (size > 0x7fffffffUL) { - WARN("Special more than %ul bytes???", size); - return; - } - - graphics_mode(); - - p = (const char *) buffer; - - x_user = dvi_state.h * dvi2pts; - y_user = -dvi_state.v * dvi2pts; - mag = dvi_tell_mag(); - - if (spc_exec_special(p, (long) size, x_user, y_user, mag) < 0) { - if (verbose) { - dump(p, p + size); - } - } - - return; -} - -double -dvi_unit_size (void) -{ - return dvi2pts; -} - - -int -dvi_locate_font (const char *tfm_name, spt_t ptsize) -{ - int cur_id = -1; - const char *name = tfm_name; - int subfont_id = -1, font_id; /* VF or device font ID */ - fontmap_rec *mrec; - - if (verbose) - MESG("<%s@%.2fpt", tfm_name, ptsize * dvi2pts); - - need_more_fonts(1); - - /* This routine needs to be recursive/reentrant. Load current high water - * mark into an automatic variable. - */ - cur_id = num_loaded_fonts++; - - mrec = pdf_lookup_fontmap_record(tfm_name); - /* Load subfont mapping table */ - if (mrec && mrec->charmap.sfd_name && mrec->charmap.subfont_id) { - subfont_id = sfd_load_record(mrec->charmap.sfd_name, mrec->charmap.subfont_id); - } - - /* TFM must exist here. */ - loaded_fonts[cur_id].tfm_id = tfm_open(tfm_name, 1); - loaded_fonts[cur_id].subfont_id = subfont_id; - loaded_fonts[cur_id].size = ptsize; - /* This will be reset later if it was really generated by the dvi file. */ - loaded_fonts[cur_id].source = VF; - - /* The order of searching fonts is as follows: - * - * 1. If mrec is null, that is, there is no map entry matching - * with tfm_name, then search a virtual font matching with - * tfm_name at first. If no virtual font is found, search a - * PK font matching with tfm_name. - * - * 2. If mrec is non-null, search a physical scalable font. - * - * 3. Notice that every subfont gets non-null mrec. In this case, - * enc_name corresponding to mrec will be used instead of mrec. - * That is enc_name is NULL, search a virtual font for Omega (.ovf) - * matching with the base name of the subfont. If no virtual font - * for Omega is found, it is a fatal error because there is no PK font - * for Omega. - */ - if (!mrec) { - font_id = vf_locate_font(tfm_name, ptsize); - if (font_id >= 0) { - loaded_fonts[cur_id].type = VIRTUAL; - loaded_fonts[cur_id].font_id = font_id; - if (verbose) - MESG("(VF)>"); - return cur_id; - } - } -#if 1 - /* Sorry, I don't understand this well... Please fix. - * The purpose of this seems to be: - * - * Map 8-bit char codes in subfont to 16-bit code with SFD mapping - * and map subfonts to single OVF font. - * - * But it apparently only does TFM -> OVF mapping but no character - * code mapping. Please see dvi_set(), you can't have both font->type - * VIRTUAL and font->subfont_id >= 0. Am I missing something? - */ - else if (subfont_id >= 0 && mrec->map_name) - { - fontmap_rec *mrec1 = pdf_lookup_fontmap_record(mrec->map_name); - /* enc_name=NULL should be used only for 'built-in' encoding. - * Please fix this! - */ - if (mrec1 && !mrec1->enc_name) { - font_id = vf_locate_font(mrec1->font_name, ptsize); - if (font_id < 0) - WARN("Could not locate Omega Virtual Font \"%s\" for \"%s\".", - mrec1->font_name, tfm_name); - else { - loaded_fonts[cur_id].type = VIRTUAL; - loaded_fonts[cur_id].font_id = font_id; - if (verbose) - MESG("(OVF)>"); - return cur_id; - } - } - } -#endif /* 1 */ - - /* Failed to load a virtual font so we try to load a physical font. */ - - /* If mrec->map_name is not NULL, font name identified in PDF output - * is different than tfm_name, this can happen for subfonts grouped - * into a single "intermediate" font foo@SFD@. - * This is necessary for optimal output; to avoid unnecessary creation - * of multiple instances of a same font, to avoid frequent font selection - * and break of string_mode. - */ - if (mrec && mrec->map_name) { - name = mrec->map_name; - } else { - name = tfm_name; - } - - /* We need ptsize for PK font creation. */ - font_id = pdf_dev_locate_font(name, ptsize); - if (font_id < 0) { - WARN("Could not locate a virtual/physical font for TFM \"%s\".", tfm_name); - if (mrec && mrec->map_name) { /* has map_name */ - fontmap_rec *mrec1 = pdf_lookup_fontmap_record(mrec->map_name); - WARN(">> This font is mapped to an intermediate 16-bit font \"%s\" with SFD charmap=<%s,%s>,", - mrec->map_name, mrec->charmap.sfd_name, mrec->charmap.subfont_id); - if (!mrec1) - WARN(">> but I couldn't find font mapping for \"%s\".", mrec->map_name); - else { - WARN(">> and then mapped to a physical font \"%s\" by fontmap.", mrec1->font_name); - WARN(">> Please check if kpathsea library can find this font: %s", mrec1->font_name); - } - } else if (mrec && !mrec->map_name) { - WARN(">> This font is mapped to a physical font \"%s\".", mrec->font_name); - WARN(">> Please check if kpathsea library can find this font: %s", mrec->font_name); - } else { - WARN(">> There are no valid font mapping entry for this font."); - WARN(">> Font file name \"%s\" was assumed but failed to locate that font.", tfm_name); - } - ERROR("Cannot proceed without .vf or \"physical\" font for PDF output..."); - } - loaded_fonts[cur_id].type = PHYSICAL; - loaded_fonts[cur_id].font_id = font_id; - - if (verbose) - MESG(">"); - - return cur_id; -} - -#ifdef XETEX -static int -dvi_locate_native_font (const char *ps_name, - spt_t ptsize, int layout_dir, int extend, int slant, int embolden) -{ - int cur_id = -1; - fontmap_rec *mrec; - char *fontmap_key = malloc(strlen(ps_name) + 40); // CHECK this is enough - - if (verbose) - MESG("<%s@%.2fpt", ps_name, ptsize * dvi2pts); - - need_more_fonts(1); - - cur_id = num_loaded_fonts++; - - sprintf(fontmap_key, "%s/%c/%d/%d/%d", ps_name, layout_dir == 0 ? 'H' : 'V', extend, slant, embolden); - mrec = pdf_lookup_fontmap_record(fontmap_key); - if (mrec == NULL) { - if (pdf_load_native_font(ps_name, layout_dir, extend, slant, embolden) == -1) { - ERROR("Cannot proceed without the \"native\" font: %s", ps_name); - } - mrec = pdf_lookup_fontmap_record(fontmap_key); - /* FIXME: would be more efficient if pdf_load_native_font returned the mrec ptr (or NULL for error) - so we could avoid doing a second lookup for the item we just inserted */ - } - loaded_fonts[cur_id].font_id = pdf_dev_locate_font(fontmap_key, ptsize); - loaded_fonts[cur_id].size = ptsize; - loaded_fonts[cur_id].type = NATIVE; - free(fontmap_key); - - loaded_fonts[cur_id].ft_face = mrec->opt.ft_face; - loaded_fonts[cur_id].layout_dir = layout_dir; - loaded_fonts[cur_id].extend = mrec->opt.extend; - loaded_fonts[cur_id].slant = mrec->opt.slant; - loaded_fonts[cur_id].embolden = mrec->opt.bold; - - if (verbose) - MESG(">"); - - return cur_id; -} -#endif - -double -dvi_dev_xpos (void) -{ - return dvi_state.h * dvi2pts; -} - -double -dvi_dev_ypos (void) -{ - return -(dvi_state.v * dvi2pts); -} - -static void do_moveto (SIGNED_QUAD x, SIGNED_QUAD y) -{ - dvi_state.h = x; - dvi_state.v = y; -} - -void dvi_right (SIGNED_QUAD x) -{ - if (!dvi_state.d) { - dvi_state.h += x; - } else { - dvi_state.v += x; - } -} - -void dvi_down (SIGNED_QUAD y) -{ - if (!dvi_state.d) { - dvi_state.v += y; - } else { - dvi_state.h -= y; - } -} - -/* Please remove this. - * Optimization for 8-bit encodings. - */ -static void -do_string (unsigned char *s, int len) -{ - struct loaded_font *font; - spt_t width, height, depth; - int i; - - if (current_font < 0) - ERROR("No font selected!"); - - font = &loaded_fonts[current_font]; - - width = tfm_string_width(font->tfm_id, s, len); - width = sqxfw(font->size, width); - - switch (font->type) { - case PHYSICAL: - if (font->subfont_id < 0) { - pdf_dev_set_string(dvi_state.h, -dvi_state.v, s, len, - width, font->font_id, 1); - if (compute_boxes && link_annot && - marked_depth >= tagged_depth) { - pdf_rect rect; - - height = tfm_string_height(font->tfm_id, s, len); - depth = tfm_string_depth (font->tfm_id, s, len); - height = sqxfw(font->size, height); - depth = sqxfw(font->size, depth); - - pdf_dev_set_rect (&rect, dvi_state.h, -dvi_state.v, - width, height, depth); - pdf_doc_expand_box(&rect); - } - } else { /* Subfonts */ - dvi_push(); - for (i = 0; i < len; i++) { - dvi_set(s[i]); - } - dvi_pop(); - } - break; - case VIRTUAL: - dvi_push(); - for (i = 0; i < len; i++) { - dvi_set(s[i]); - } - dvi_pop(); - } - if (!dvi_state.d) { - dvi_state.h += width; - } else { - dvi_state.v += width; - } -} - -/* _FIXME_ - * CMap decoder wants multibyte strings as input but - * how DVI char codes are converted to multibyte sting - * is not clear. - */ -void -dvi_set (SIGNED_QUAD ch) -{ - struct loaded_font *font; - spt_t width, height, depth; - unsigned char wbuf[2]; - - if (current_font < 0) { - ERROR("No font selected!"); - } - /* The division by dvi2pts seems strange since we actually know the - * "dvi" size of the fonts contained in the DVI file. In other - * words, we converted from DVI units to pts and back again! - * The problem comes from fonts defined in VF files where we don't know - * the DVI size. It's keeping me sane to keep *point sizes* of *all* - * fonts in the dev.c file and convert them back if necessary. - */ - font = &loaded_fonts[current_font]; - - width = tfm_get_fw_width(font->tfm_id, ch); - width = sqxfw(font->size, width); - - switch (font->type) { - case PHYSICAL: - if (ch > 255) { /* _FIXME_ */ - wbuf[0] = (ch >> 8) & 0xff; - wbuf[1] = ch & 0xff; - pdf_dev_set_string(dvi_state.h, -dvi_state.v, wbuf, 2, - width, font->font_id, 2); - } else if (font->subfont_id >= 0) { - unsigned short uch = lookup_sfd_record(font->subfont_id, (unsigned char) ch); - wbuf[0] = (uch >> 8) & 0xff; - wbuf[1] = uch & 0xff; - pdf_dev_set_string(dvi_state.h, -dvi_state.v, wbuf, 2, - width, font->font_id, 2); - } else { - wbuf[0] = (unsigned char) ch; - pdf_dev_set_string(dvi_state.h, -dvi_state.v, wbuf, 1, - width, font->font_id, 1); - } - if (compute_boxes && link_annot && - marked_depth >= tagged_depth) { - pdf_rect rect; - - height = tfm_get_fw_height(font->tfm_id, ch); - depth = tfm_get_fw_depth (font->tfm_id, ch); - height = sqxfw(font->size, height); - depth = sqxfw(font->size, depth); - - pdf_dev_set_rect (&rect, dvi_state.h, -dvi_state.v, - width, height, depth); - pdf_doc_expand_box(&rect); - } - break; - case VIRTUAL: -#if 0 - /* See comment in locate_font() */ - if (font->subfont_id >= 0) - ch = lookup_sfd_record(font->subfont_id, (unsigned char) ch); -#endif /* 0 */ - vf_set_char(ch, font->font_id); /* push/pop invoked */ - break; - } - - if (!dvi_state.d) { - dvi_state.h += width; - } else { - dvi_state.v += width; - } -} - -void -dvi_put (SIGNED_QUAD ch) -{ - struct loaded_font *font; - spt_t width, height, depth; - unsigned char wbuf[2]; - - if (current_font < 0) { - ERROR("No font selected!"); - } - - font = &loaded_fonts[current_font]; - - switch (font->type) { - case PHYSICAL: - width = tfm_get_fw_width(font->tfm_id, ch); - width = sqxfw(font->size, width); - - /* Treat a single character as a one byte string and use the - * string routine. - */ - if (ch > 255) { /* _FIXME_ */ - wbuf[0] = (ch >> 8) & 0xff; - wbuf[1] = ch & 0xff; - pdf_dev_set_string(dvi_state.h, -dvi_state.v, wbuf, 2, - width, font->font_id, 2); - } else if (font->subfont_id >= 0) { - unsigned int uch; - - uch = lookup_sfd_record(font->subfont_id, (unsigned char) ch); - wbuf[0] = (uch >> 8) & 0xff; - wbuf[1] = uch & 0xff; - pdf_dev_set_string(dvi_state.h, -dvi_state.v, wbuf, 2, - width, font->font_id, 2); - } else { - wbuf[0] = (unsigned char) ch; - pdf_dev_set_string(dvi_state.h, -dvi_state.v, wbuf, 1, - width, font->font_id, 1); - } - if (compute_boxes && link_annot && - marked_depth >= tagged_depth) { - pdf_rect rect; - - height = tfm_get_fw_height(font->tfm_id, ch); - depth = tfm_get_fw_depth (font->tfm_id, ch); - height = sqxfw(font->size, height); - depth = sqxfw(font->size, depth); - - pdf_dev_set_rect (&rect, dvi_state.h, -dvi_state.v, - width, height, depth); - pdf_doc_expand_box(&rect); - } - break; - case VIRTUAL: -#if 0 - /* See comment in locate_font() */ - if (font->subfont_id >= 0) - ch = lookup_sfd_record(font->subfont_id, (unsigned char) ch); -#endif /* 0 */ - vf_set_char(ch, font->font_id); - break; - } - - return; -} - - -void -dvi_rule (SIGNED_QUAD width, SIGNED_QUAD height) -{ - do_moveto(dvi_state.h, dvi_state.v); - - if (!dvi_state.d) { - pdf_dev_set_rule(dvi_state.h, -dvi_state.v, width, height); - } else { /* right ? */ - pdf_dev_set_rule(dvi_state.h, -dvi_state.v - width, height, width); - } -} - -void -dvi_dir (UNSIGNED_BYTE dir) -{ - dvi_state.d = dir ? 1 : 0; - pdf_dev_set_dirmode(dvi_state.d); /* 0: horizontal, 1: vertical */ -} - -static void -do_set1 (void) -{ - dvi_set(get_buffered_unsigned_byte()); -} - -static void -do_set2 (void) -{ - dvi_set(get_buffered_unsigned_pair()); -} - -static void -do_setrule (void) -{ - SIGNED_QUAD width, height; - - height = get_buffered_signed_quad(); - width = get_buffered_signed_quad(); - if (width > 0 && height > 0) { - dvi_rule(width, height); - } - dvi_right(width); -} - -static void -do_putrule (void) -{ - SIGNED_QUAD width, height; - - height = get_buffered_signed_quad (); - width = get_buffered_signed_quad (); - if (width > 0 && height > 0) { - dvi_rule(width, height); - } -} - -static void -do_put1 (void) -{ - dvi_put(get_buffered_unsigned_byte()); -} - -static void -do_put2 (void) -{ - dvi_put(get_buffered_unsigned_pair()); -} - -void -dvi_push (void) -{ - if (dvi_stack_depth >= DVI_STACK_DEPTH_MAX) - ERROR("DVI stack exceeded limit."); - - dvi_stack[dvi_stack_depth++] = dvi_state; -} - -void -dvi_pop (void) -{ - if (dvi_stack_depth <= 0) - ERROR ("Tried to pop an empty stack."); - - dvi_state = dvi_stack[--dvi_stack_depth]; - do_moveto(dvi_state.h, dvi_state.v); - pdf_dev_set_dirmode(dvi_state.d); /* 0: horizontal, 1: vertical */ -} - - -static void -do_right1 (void) -{ - dvi_right(get_buffered_signed_byte()); -} - -static void -do_right2 (void) -{ - dvi_right(get_buffered_signed_pair()); -} - -static void -do_right3 (void) -{ - dvi_right(get_buffered_signed_triple()); -} - -static void -do_right4 (void) -{ - dvi_right(get_buffered_signed_quad()); -} - -void -dvi_w (SIGNED_QUAD ch) -{ - dvi_state.w = ch; - dvi_right(ch); -} - -void -dvi_w0 (void) -{ - dvi_right(dvi_state.w); -} - -static void -do_w1 (void) -{ - dvi_w(get_buffered_signed_byte()); -} - -static void -do_w2 (void) -{ - dvi_w(get_buffered_signed_pair()); -} - -static void -do_w3 (void) -{ - dvi_w(get_buffered_signed_triple()); -} - -static void -do_w4 (void) -{ - dvi_w(get_buffered_signed_quad()); -} - -void -dvi_x (SIGNED_QUAD ch) -{ - dvi_state.x = ch; - dvi_right(ch); -} - -void -dvi_x0 (void) -{ - dvi_right(dvi_state.x); -} - -static void -do_x1 (void) -{ - dvi_x(get_buffered_signed_byte()); -} - -static void -do_x2 (void) -{ - dvi_x(get_buffered_signed_pair()); -} - -static void -do_x3 (void) -{ - dvi_x(get_buffered_signed_triple()); -} - -static void -do_x4 (void) -{ - dvi_x(get_buffered_signed_quad()); -} - -static void -do_down1 (void) -{ - dvi_down(get_buffered_signed_byte()); -} - -static void -do_down2 (void) -{ - dvi_down(get_buffered_signed_pair()); -} - -static void -do_down3 (void) -{ - dvi_down(get_buffered_signed_triple()); -} - -static void -do_down4 (void) -{ - dvi_down(get_buffered_signed_quad()); -} - -void -dvi_y (SIGNED_QUAD ch) -{ - dvi_state.y = ch; - dvi_down(ch); -} - -void -dvi_y0 (void) -{ - dvi_down(dvi_state.y); -} - -static -void do_y1 (void) -{ - dvi_y(get_buffered_signed_byte()); -} - -static -void do_y2 (void) -{ - dvi_y(get_buffered_signed_pair()); -} - -static -void do_y3 (void) -{ - dvi_y(get_buffered_signed_triple()); -} - -static -void do_y4 (void) -{ - dvi_y(get_buffered_signed_quad()); -} - -void -dvi_z (SIGNED_QUAD ch) -{ - dvi_state.z = ch; - dvi_down(ch); -} - -void -dvi_z0 (void) -{ - dvi_down(dvi_state.z); -} - -static void -do_z1 (void) -{ - dvi_z(get_buffered_signed_byte()); -} - -static void -do_z2 (void) -{ - dvi_z(get_buffered_signed_pair()); -} - -static void -do_z3 (void) -{ - dvi_z(get_buffered_signed_triple()); -} - -static void -do_z4 (void) -{ - dvi_z(get_buffered_signed_quad()); -} - -static void -skip_fntdef (void) -{ - int area_len, name_len, i; - - get_signed_quad(dvi_file); - get_signed_quad(dvi_file); - get_signed_quad(dvi_file); - area_len = get_unsigned_byte(dvi_file); - name_len = get_unsigned_byte(dvi_file); - for (i = 0; i < area_len + name_len; i++) { - get_unsigned_byte(dvi_file); - } -} - -static void -do_fntdef1 (int scanning) -{ - if (scanning) { - /* when pre-scanning the page, we process fntdef and don't buffer it */ - SIGNED_QUAD tex_id = get_unsigned_byte(dvi_file); - if (linear) { - read_font_record(tex_id); - } - else { - skip_fntdef(); - } - --dvi_page_buf_index; /* remove the fntdef opcode from the buffer */ - } -} - -static void -do_fntdef2 (int scanning) -{ - if (scanning) { - SIGNED_QUAD tex_id = get_unsigned_pair(dvi_file); - if (linear) { - read_font_record(tex_id); - } - else { - skip_fntdef(); - } - --dvi_page_buf_index; - } -} - -static void -do_fntdef3 (int scanning) -{ - if (scanning) { - SIGNED_QUAD tex_id = get_unsigned_triple(dvi_file); - if (linear) { - read_font_record(tex_id); - } - else { - skip_fntdef(); - } - --dvi_page_buf_index; - } -} - -static void -do_fntdef4 (int scanning) -{ - if (scanning) { - SIGNED_QUAD tex_id = get_signed_quad(dvi_file); - if (linear) { - read_font_record(tex_id); - } - else { - skip_fntdef(); - } - --dvi_page_buf_index; - } -} - -void -dvi_set_font (int font_id) -{ - current_font = font_id; -} - -static void -do_fnt (SIGNED_QUAD tex_id) -{ - int i; - - for (i = 0; i < num_def_fonts; i++) { - if (def_fonts[i].tex_id == tex_id) - break; - } - - if (i == num_def_fonts) { - ERROR("Tried to select a font that hasn't been defined: id=%ld", tex_id); - } - - if (!def_fonts[i].used) { - int font_id; - -#ifdef XETEX - if (def_fonts[i].native) { - font_id = dvi_locate_native_font(def_fonts[i].font_name, - def_fonts[i].point_size, - def_fonts[i].layout_dir, - def_fonts[i].extend, - def_fonts[i].slant, - def_fonts[i].embolden); - } else { - font_id = dvi_locate_font(def_fonts[i].font_name, - def_fonts[i].point_size); - } - loaded_fonts[font_id].rgba_color = def_fonts[i].rgba_color; -#else - font_id = dvi_locate_font(def_fonts[i].font_name, def_fonts[i].point_size); -#endif - loaded_fonts[font_id].source = DVI; - def_fonts[i].used = 1; - def_fonts[i].font_id = font_id; - } - current_font = def_fonts[i].font_id; -} - -static void -do_fnt1 (void) -{ - SIGNED_QUAD tex_id; - - tex_id = get_buffered_unsigned_byte(); - do_fnt(tex_id); -} - -static void -do_fnt2 (void) -{ - SIGNED_QUAD tex_id; - - tex_id = get_buffered_unsigned_pair(); - do_fnt(tex_id); -} - -static void -do_fnt3 (void) -{ - SIGNED_QUAD tex_id; - - tex_id = get_buffered_unsigned_triple(); - do_fnt(tex_id); -} - -static void -do_fnt4 (void) -{ - SIGNED_QUAD tex_id; - - tex_id = get_buffered_signed_quad(); - do_fnt(tex_id); -} - -static void -do_xxx (UNSIGNED_QUAD size) -{ -#if 0 - UNSIGNED_QUAD i; - Ubyte *buffer; /* FIXME - no need for new buffer here */ - - buffer = NEW(size+1, Ubyte); - for (i = 0; i < size; i++) { - buffer[i] = get_buffered_unsigned_byte(); - } - dvi_do_special(buffer, size); - RELEASE(buffer); -#else - dvi_do_special(dvi_page_buffer + dvi_page_buf_index, size); - dvi_page_buf_index += size; -#endif -} - -static void -do_xxx1 (void) -{ - SIGNED_QUAD size; - - size = get_buffered_unsigned_byte(); - do_xxx(size); -} - -static void -do_xxx2 (void) -{ - SIGNED_QUAD size; - - size = get_buffered_unsigned_pair(); - do_xxx(size); -} - -static void -do_xxx3 (void) -{ - SIGNED_QUAD size; - - size = get_buffered_unsigned_triple(); - do_xxx(size); -} - -static void -do_xxx4 (void) -{ - SIGNED_QUAD size; - - size = get_buffered_unsigned_quad(); - do_xxx(size); -} - -static void -do_bop (void) -{ - int i; - - if (processing_page) - ERROR("Got a bop in the middle of a page!"); - - /* For now, ignore TeX's count registers */ - for (i = 0; i < 10; i++) { - get_buffered_signed_quad(); - } - /* Ignore previous page pointer since we have already - * saved this information - */ - get_buffered_signed_quad(); - clear_state(); - processing_page = 1; - - pdf_doc_begin_page(dvi_tell_mag(), dev_origin_x, dev_origin_y); - spc_exec_at_begin_page(); - - return; -} - -static void -do_eop (void) -{ - processing_page = 0; - - if (dvi_stack_depth != 0) { - ERROR("DVI stack depth is not zero at end of page"); - } - spc_exec_at_end_page(); - - pdf_doc_end_page(); - - return; -} - -static void -do_dir (void) -{ - dvi_state.d = get_buffered_unsigned_byte() ? 1 : 0; - pdf_dev_set_dirmode(dvi_state.d); /* 0: horizontal, 1: vertical */ -} - -#ifdef XETEX -static void -do_native_font_def (int scanning) -{ - if (scanning) { - SIGNED_QUAD tex_id = get_signed_quad(dvi_file); - if (linear) { - read_native_font_record(tex_id); - } else { - UNSIGNED_PAIR flags; - int name_length, nvars, i; - - get_unsigned_quad(dvi_file); /* skip point size */ - flags = get_unsigned_pair(dvi_file); - name_length = (int) get_unsigned_byte(dvi_file); - name_length += (int) get_unsigned_byte(dvi_file); - name_length += (int) get_unsigned_byte(dvi_file); - for (i = 0; i < name_length; ++i) - get_unsigned_byte(dvi_file); - if (flags & XDV_FLAG_COLORED) { - get_unsigned_quad(dvi_file); - } - if (flags & XDV_FLAG_VARIATIONS) { - nvars = get_unsigned_pair(dvi_file); - for (i = 0; i < nvars * 2; ++i) - get_unsigned_quad(dvi_file); /* skip axis and value for each variation setting */ - } - } - --dvi_page_buf_index; /* don't buffer the opcode */ - } -} - -static void -do_glyph_array (int yLocsPresent) -{ - struct loaded_font *font; - spt_t width, height, depth, *xloc, *yloc, glyph_width = 0; - unsigned char wbuf[2]; - unsigned int i, glyph_id, slen = 0; - - if (current_font < 0) - ERROR("No font selected!"); - - font = &loaded_fonts[current_font]; - - width = get_buffered_signed_quad(); - - slen = (unsigned int) get_buffered_unsigned_pair(); - xloc = NEW(slen, spt_t); - yloc = NEW(slen, spt_t); - for (i = 0; i < slen; i++) { - xloc[i] = get_buffered_signed_quad(); - yloc[i] = yLocsPresent ? get_buffered_signed_quad() : 0; - } - - if (font->rgba_color != 0xffffffff) { - pdf_color color; - pdf_color_rgbcolor(&color, - (double)((unsigned char)(font->rgba_color >> 24) & 0xff) / 255, - (double)((unsigned char)(font->rgba_color >> 16) & 0xff) / 255, - (double)((unsigned char)(font->rgba_color >> 8) & 0xff) / 255); - pdf_color_push(&color, &color); - } - - for (i = 0; i < slen; i++) { - glyph_id = get_buffered_unsigned_pair(); /* freetype glyph index */ - if (glyph_id < font->ft_face->num_glyphs) { - FT_Error error; - FT_Fixed advance; - int flags = FT_LOAD_NO_SCALE; - - if (font->layout_dir == 1) - flags |= FT_LOAD_VERTICAL_LAYOUT; - - error = FT_Get_Advance(font->ft_face, glyph_id, flags, &advance); - if (error) - advance = 0; - - glyph_width = (double)font->size * (double)advance / (double)font->ft_face->units_per_EM; - glyph_width = glyph_width * font->extend; - if (compute_boxes && link_annot && marked_depth >= tagged_depth) { - pdf_rect rect; - height = (double)font->size * (double)font->ft_face->ascender / (double)font->ft_face->units_per_EM; - depth = (double)font->size * -(double)font->ft_face->descender / (double)font->ft_face->units_per_EM; - pdf_dev_set_rect(&rect, dvi_state.h + xloc[i], -dvi_state.v - yloc[i], glyph_width, height, depth); - pdf_doc_expand_box(&rect); - } - } - - wbuf[0] = glyph_id >> 8; - wbuf[1] = glyph_id & 0xff; - pdf_dev_set_string(dvi_state.h + xloc[i], -dvi_state.v - yloc[i], wbuf, 2, - glyph_width, font->font_id, -1); - } - - if (font->rgba_color != 0xffffffff) { - pdf_color_pop(); - } - RELEASE(xloc); - RELEASE(yloc); - - if (!dvi_state.d) { - dvi_state.h += width; - } else { - dvi_state.v += width; - } - - return; -} - -static void -do_pic_file(void) - /* parameters for XDV_PIC_FILE opcode: pdf_box[1] t[4][6] p[2] len[2] path[l] */ -{ - int page_no; - UNSIGNED_PAIR len; - char *path; - int i; - int xobj_id; - transform_info ti; - - transform_info_clear(&ti); - - /* pdf_box = */ get_buffered_unsigned_byte(); - - ti.matrix.a = get_buffered_signed_quad() / 65536.0; /* convert 16.16 Fixed to floating-point */ - ti.matrix.b = get_buffered_signed_quad() / 65536.0; - ti.matrix.c = get_buffered_signed_quad() / 65536.0; - ti.matrix.d = get_buffered_signed_quad() / 65536.0; - ti.matrix.e = get_buffered_signed_quad() / 65536.0; - ti.matrix.f = get_buffered_signed_quad() / 65536.0; - - page_no = get_buffered_signed_pair(); - len = get_buffered_unsigned_pair(); - path = NEW(len + 1, char); - for (i = 0; i < len; ++i) - path[i] = get_buffered_unsigned_byte(); - path[len] = 0; - - /* - now we need to place page /page_no/ of the graphic file from /path/, applying /transform/ - if pdf_box=0 the file is a raster image (.jpg, .png, .tif, etc; need to determine format - by examining the file) - else it is a PDF document, pdf_box tells which PDF box (media, trim, crop, etc) to use - page_no is currently only used with PDF documents, though in theory could be used - with multi-page TIFFs, etc - transform is a 3x2 affine transform matrix expressed in fixed-point values - */ - - xobj_id = pdf_ximage_findresource(path, page_no, NULL); - if (xobj_id >= 0) { - /* FIXME: this seems to work for 72dpi JPEGs, but isn't right for others; - need to take the actual image resolution into account in pdf_dev_put_image, - not just assume the "original" size is 100dpi - */ - pdf_dev_put_image(xobj_id, &ti, dvi_dev_xpos(), dvi_dev_ypos()); - } - - RELEASE(path); -} -#endif - -/* Note to be absolutely certain that the string escape buffer doesn't - * hit its limit, FORMAT_BUF_SIZE should set to 4 times S_BUFFER_SIZE - * in pdfobj.c. Is there any application that genenerate words with - * 1k characters? - */ - -#define SBUF_SIZE 1024 - -/* Most of the work of actually interpreting - * the dvi file is here. - */ -void -dvi_do_page (long n, - double paper_width, double paper_height, - double hmargin, double vmargin) -{ - unsigned char opcode; - unsigned char sbuf[SBUF_SIZE]; - unsigned int slen = 0; - - /* before this is called, we have scanned the page for papersize specials - and the complete DVI data is now in dvi_page_buffer */ - dvi_page_buf_index = 0; - - /* DVI coordinate */ - dev_origin_x = hmargin; - dev_origin_y = paper_height - vmargin; - - dvi_stack_depth = 0; - for (;;) { - /* The most likely opcodes are individual setchars. - * These are buffered for speed. */ - slen = 0; - while ((opcode = get_buffered_unsigned_byte()) <= SET_CHAR_127 && - slen < SBUF_SIZE) { - sbuf[slen++] = opcode; - } - if (slen > 0) { - do_string(sbuf, slen); - } - if (slen == SBUF_SIZE) - continue; - - /* If we are here, we have an opcode that is something - * other than SET_CHAR. - */ - if (opcode >= FNT_NUM_0 && opcode <= FNT_NUM_63) { - do_fnt(opcode - FNT_NUM_0); - continue; - } - - switch (opcode) { - case SET1: do_set1(); break; - case SET2: do_set2(); break; - case SET3: case SET4: - ERROR("Multibyte (>16 bits) character not supported!"); - break; - - case SET_RULE: - do_setrule(); - break; - - case PUT1: do_put1(); break; - case PUT2: do_put2(); break; - case PUT3: case PUT4: - ERROR ("Multibyte character (>16 bits) not supported!"); - break; - - case PUT_RULE: - do_putrule(); - break; - - case NOP: - break; - - case BOP: - do_bop(); - MESG("[%d", n+1); - break; - case EOP: - do_eop(); - MESG("]"); - return; - break; - - case PUSH: - dvi_push(); - /* The following line needs to go here instead of in - * dvi_push() since logical structure of document is - * oblivous to virtual fonts. For example the last line on a - * page could be at stack level 3 and the page footer should - * be at stack level 3. However, if the page footer contains - * virtual fonts (or other nested constructions), it could - * fool the link breaker into thinking it was a continuation - * of the link */ - dvi_mark_depth(); - break; - case POP: - dvi_pop(); - /* Above explanation holds for following line too */ - dvi_mark_depth(); - break; - - case RIGHT1: do_right1(); break; - case RIGHT2: do_right2(); break; - case RIGHT3: do_right3(); break; - case RIGHT4: do_right4(); break; - - case W0: dvi_w0(); break; - case W1: do_w1 (); break; - case W2: do_w2 (); break; - case W3: do_w3 (); break; - case W4: do_w4 (); break; - - case X0: dvi_x0(); break; - case X1: do_x1 (); break; - case X2: do_x2 (); break; - case X3: do_x3 (); break; - case X4: do_x4 (); break; - - case DOWN1: do_down1(); break; - case DOWN2: do_down2(); break; - case DOWN3: do_down3(); break; - case DOWN4: do_down4(); break; - - case Y0: dvi_y0(); break; - case Y1: do_y1 (); break; - case Y2: do_y2 (); break; - case Y3: do_y3 (); break; - case Y4: do_y4 (); break; - - case Z0: dvi_z0(); break; - case Z1: do_z1 (); break; - case Z2: do_z2 (); break; - case Z3: do_z3 (); break; - case Z4: do_z4 (); break; - - case FNT1: do_fnt1(); break; - case FNT2: do_fnt2(); break; - case FNT3: do_fnt3(); break; - case FNT4: do_fnt4(); break; - - /* Specials */ - case XXX1: do_xxx1(); break; - case XXX2: do_xxx2(); break; - case XXX3: do_xxx3(); break; - case XXX4: do_xxx4(); break; - - /* Font definition - skipped except in linear mode. */ - /* actually, these should not occur! */ - case FNT_DEF1: do_fntdef1(0); break; - case FNT_DEF2: do_fntdef2(0); break; - case FNT_DEF3: do_fntdef3(0); break; - case FNT_DEF4: do_fntdef4(0); break; - - /* pTeX extension */ - case PTEXDIR: - do_dir(); - break; - -#ifdef XETEX - /* XeTeX extension */ - case XDV_GLYPH_STRING: - do_glyph_array(0); - break; - case XDV_GLYPH_ARRAY: - do_glyph_array(1); - break; - case XDV_NATIVE_FONT_DEF: - do_native_font_def(0); /* should not occur - processed during pre-scanning */ - break; - case XDV_PIC_FILE: - do_pic_file(); - break; -#endif - case POST: - if (linear && !processing_page) { - /* for linear processing, this means there are no more pages */ - num_pages = 0; /* force loop to terminate */ - return; - } - /* else fall through to error case */ - case PRE: case POST_POST: - ERROR("Unexpected preamble or postamble in dvi file"); - break; - default: - ERROR("Unexpected opcode or DVI file ended prematurely"); - } - } -} - -#ifdef WIN32 -#define STR_CMP strcasecmp -#else -#define STR_CMP strcmp -#endif - -double -dvi_init (char *dvi_filename, double mag) -{ - long post_location; - - if (dvi_filename == NULL) { /* no filename: reading from stdin, probably a pipe */ -#ifdef WIN32 - setmode(fileno(stdin), _O_BINARY); -#endif - dvi_file = stdin; - linear = 1; - - get_preamble_dvi_info(); - do_scales(mag); - } - else { - dvi_file = MFOPEN(dvi_filename, FOPEN_RBIN_MODE); - if (!dvi_file) { - char *p; - p = strrchr(dvi_filename, '.'); -#ifdef XETEX - if (p == NULL || (STR_CMP(p, ".dvi") && STR_CMP(p, ".xdv"))) { -#else - if (p == NULL || STR_CMP(p, ".dvi")) { -#endif -#ifdef XETEX - strcat(dvi_filename, ".xdv"); - dvi_file = MFOPEN(dvi_filename, FOPEN_RBIN_MODE); - if (!dvi_file) { - dvi_filename[strlen(dvi_filename) - 4] = '\0'; -#endif - strcat(dvi_filename, ".dvi"); - dvi_file = MFOPEN(dvi_filename, FOPEN_RBIN_MODE); -#ifdef XETEX - } -#endif - } - } - if (!dvi_file) { -#ifdef XETEX - ERROR("Could not open specified DVI (or XDV) file: %s", dvi_filename); -#else - ERROR("Could not open specified DVI file: %s", dvi_filename); -#endif - return 0.0; - } - - /* DVI files are most easily read backwards by - * searching for post_post and then post opcode. - */ - post_location = find_post(); - get_dvi_info(post_location); - do_scales(mag); - get_page_info(post_location); - get_comment(); - get_dvi_fonts(post_location); - } - - clear_state(); - - dvi_page_buf_size = DVI_PAGE_BUF_CHUNK; - dvi_page_buffer = NEW(dvi_page_buf_size, unsigned char); - - return dvi2pts; -} - -void -dvi_close (void) -{ - int i; - - if (linear) { - /* probably reading a pipe from xetex; consume any remaining data */ - while (fgetc(dvi_file) != EOF) - ; - } - - /* We add comment in dvi_close instead of dvi_init so user - * has a change to overwrite it. The docinfo dictionary is - * treated as a write-once record. - */ - - /* Do some house cleaning */ - MFCLOSE(dvi_file); - dvi_file = NULL; - - if (def_fonts) { - for (i = 0; i < num_def_fonts; i++) { - if (def_fonts[i].font_name) - RELEASE(def_fonts[i].font_name); - def_fonts[i].font_name = NULL; - } - RELEASE(def_fonts); - } - def_fonts = NULL; - - if (page_loc) - RELEASE(page_loc); - page_loc = NULL; - num_pages = 0; - - if (loaded_fonts) - RELEASE(loaded_fonts); - loaded_fonts = NULL; - num_loaded_fonts = 0; - - vf_close_all_fonts(); - tfm_close_all (); - - if (dvi_page_buffer) { - RELEASE(dvi_page_buffer); - dvi_page_buffer = NULL; - dvi_page_buf_size = 0; - } -} - -/* The following are need to implement virtual fonts - According to documentation, the vf "subroutine" - must have state pushed and must have - w,v,y, and z set to zero. The current font - is determined by the virtual font header, which - may be undefined */ - -static int saved_dvi_font[VF_NESTING_MAX]; -static int num_saved_fonts = 0; - -void -dvi_vf_init (int dev_font_id) -{ - dvi_push(); - - dvi_state.w = 0; dvi_state.x = 0; - dvi_state.y = 0; dvi_state.z = 0; - - /* do not reset dvi_state.d. */ - if (num_saved_fonts < VF_NESTING_MAX) { - saved_dvi_font[num_saved_fonts++] = current_font; - } else - ERROR("Virtual fonts nested too deeply!"); - current_font = dev_font_id; -} - -/* After VF subroutine is finished, we simply pop the DVI stack */ -void -dvi_vf_finish (void) -{ - dvi_pop(); - if (num_saved_fonts > 0) - current_font = saved_dvi_font[--num_saved_fonts]; - else { - ERROR("Tried to pop an empty font stack"); - } -} - - -/* Scan various specials */ -#include "dpxutil.h" - -/* This need to allow 'true' prefix for unit and - * length value must be divided by current magnification. - */ -static int -read_length (double *vp, double mag, const char **pp, const char *endptr) -{ - char *q; - const char *p = *pp; - double v, u = 1.0; - const char *_ukeys[] = { -#define K_UNIT__PT 0 -#define K_UNIT__IN 1 -#define K_UNIT__CM 2 -#define K_UNIT__MM 3 -#define K_UNIT__BP 4 - "pt", "in", "cm", "mm", "bp", - NULL - }; - int k, error = 0; - - q = parse_float_decimal(&p, endptr); - if (!q) { - *vp = 0.0; *pp = p; - return -1; - } - - v = atof(q); - RELEASE(q); - - skip_white(&p, endptr); - q = parse_c_ident(&p, endptr); - if (q) { - char *qq = q; /* remember this for RELEASE, because q may be advanced */ - if (strlen(q) >= strlen("true") && - !memcmp(q, "true", strlen("true"))) { - u /= mag != 0.0 ? mag : 1.0; /* inverse magnify */ - q += strlen("true"); - } - if (strlen(q) == 0) { /* "true" was a separate word from the units */ - RELEASE(qq); - skip_white(&p, endptr); - qq = q = parse_c_ident(&p, endptr); - } - if (q) { - for (k = 0; _ukeys[k] && strcmp(_ukeys[k], q); k++); - switch (k) { - case K_UNIT__PT: u *= 72.0 / 72.27; break; - case K_UNIT__IN: u *= 72.0; break; - case K_UNIT__CM: u *= 72.0 / 2.54 ; break; - case K_UNIT__MM: u *= 72.0 / 25.4 ; break; - case K_UNIT__BP: u *= 1.0 ; break; - default: - WARN("Unknown unit of measure: %s", q); - error = -1; - break; - } - RELEASE(qq); - } - else { - WARN("Missing unit of measure after \"true\""); - error = -1; - } - } - - *vp = v * u; *pp = p; - return error; -} - - -static int -scan_special (double *wd, double *ht, double *xo, double *yo, char *lm, - unsigned *minorversion, - int *do_enc, unsigned *key_bits, unsigned *permission, char *owner_pw, char *user_pw, - const char *buf, UNSIGNED_QUAD size) -{ - char *q; - const char *p = buf, *endptr; - int ns_pdf = 0, error = 0; - double tmp; - - endptr = p + size; - - skip_white(&p, endptr); - - q = parse_c_ident(&p, endptr); - if (q && !strcmp(q, "pdf")) { - skip_white(&p, endptr); - if (p < endptr && *p == ':') { - p++; - skip_white(&p, endptr); - RELEASE(q); - q = parse_c_ident(&p, endptr); ns_pdf = 1; - } - } - else if (q && !strcmp(q, "x")) { - skip_white(&p, endptr); - if (p < endptr && *p == ':') { - p++; - skip_white(&p, endptr); - RELEASE(q); - q = parse_c_ident(&p, endptr); - } - } - skip_white(&p, endptr); - - if (q) { - if (!strcmp(q, "landscape")) { - *lm = 1; - } else if (ns_pdf && !strcmp(q, "pagesize")) { - while (!error && p < endptr) { - char *kp = parse_c_ident(&p, endptr); - if (!kp) - break; - else { - skip_white(&p, endptr); - if (!strcmp(kp, "width")) { - error = read_length(&tmp, dvi_tell_mag(), &p, endptr); - if (!error) - *wd = tmp * dvi_tell_mag(); - } else if (!strcmp(kp, "height")) { - error = read_length(&tmp, dvi_tell_mag(), &p, endptr); - if (!error) - *ht = tmp * dvi_tell_mag(); - } else if (!strcmp(kp, "xoffset")) { - error = read_length(&tmp, dvi_tell_mag(), &p, endptr); - if (!error) - *xo = tmp * dvi_tell_mag(); - } else if (!strcmp(kp, "yoffset")) { - error = read_length(&tmp, dvi_tell_mag(), &p, endptr); - if (!error) - *yo = tmp * dvi_tell_mag(); - } else if (!strcmp(kp, "default")) { - *wd = paper_width; - *ht = paper_height; - *lm = landscape_mode; - *xo = *yo = 72.0; - } - RELEASE(kp); - } - skip_white(&p, endptr); - } - } else if (!strcmp(q, "papersize")) { - char qchr = 0; - if (*p == '=') p++; - skip_white(&p, endptr); - if (p < endptr && (*p == '\'' || *p == '\"')) { - qchr = *p; p++; - skip_white(&p, endptr); - } - error = read_length(&tmp, dvi_tell_mag(), &p, endptr); - if (!error) { - *wd = tmp * dvi_tell_mag(); - skip_white(&p, endptr); - if (p < endptr && *p == ',') { - p++; skip_white(&p, endptr); - } - error = read_length(&tmp, dvi_tell_mag(), &p, endptr); - if (!error) - *ht = tmp * dvi_tell_mag(); - skip_white(&p, endptr); - } - if (!error && qchr) { /* Check if properly quoted */ - if (p >= endptr || *p != qchr) - error = -1; - } - if (error == 0) { - paper_width = *wd; - paper_height = *ht; - } - } else if (minorversion && ns_pdf && !strcmp(q, "minorversion")) { - char *kv; - if (*p == '=') p++; - skip_white(&p, endptr); - kv = parse_float_decimal(&p, endptr); - if (kv) { - *minorversion = (unsigned)strtol(kv, NULL, 10); - RELEASE(kv); - } - } else if (ns_pdf && !strcmp(q, "encrypt") && do_enc) { - *do_enc = 1; - *owner_pw = *user_pw = 0; - while (!error && p < endptr) { - char *kp = parse_c_ident(&p, endptr); - if (!kp) - break; - else { - pdf_obj *obj; - skip_white(&p, endptr); - if (!strcmp(kp, "ownerpw")) { - if ((obj = parse_pdf_string(&p, endptr))) { - strncpy(owner_pw, pdf_string_value(obj), MAX_PWD_LEN); - pdf_release_obj(obj); - } else - error = -1; - } else if (!strcmp(kp, "userpw")) { - if ((obj = parse_pdf_string(&p, endptr))) { - strncpy(user_pw, pdf_string_value(obj), MAX_PWD_LEN); - pdf_release_obj(obj); - } else - error = -1; - } else if (!strcmp(kp, "length")) { - if ((obj = parse_pdf_number(&p, endptr)) && PDF_OBJ_NUMBERTYPE(obj)) { - *key_bits = (unsigned) pdf_number_value(obj); - } else - error = -1; - if (obj) - pdf_release_obj(obj); - } else if (!strcmp(kp, "perm")) { - if ((obj = parse_pdf_number(&p, endptr)) && PDF_OBJ_NUMBERTYPE(obj)) { - *permission = (unsigned) pdf_number_value(obj); - } else - error = -1; - if (obj) - pdf_release_obj(obj); - } else - error = -1; - RELEASE(kp); - } - skip_white(&p, endptr); - } - } - RELEASE(q); - } - - return error; -} - - -void -dvi_scan_specials (long page_no, - double *page_width, double *page_height, - double *x_offset, double *y_offset, char *landscape, - unsigned *minorversion, - int *do_enc, unsigned *key_bits, unsigned *permission, char *owner_pw, char *user_pw) -{ - FILE *fp = dvi_file; - long offset; - unsigned char opcode; - static long buffered_page = -1; - - if (page_no == buffered_page) - return; /* because dvipdfmx wants to scan first page twice! */ - buffered_page = page_no; - - dvi_page_buf_index = 0; - - if (!linear) { - if (page_no >= num_pages) - ERROR("Invalid page number: %u", page_no); - offset = page_loc[page_no]; - - seek_absolute(fp, offset); - } - - while ((opcode = get_and_buffer_unsigned_byte(fp)) != EOP) { - if (opcode <= SET_CHAR_127 || - (opcode >= FNT_NUM_0 && opcode <= FNT_NUM_63)) - continue; - else if (opcode == XXX1 || opcode == XXX2 || - opcode == XXX3 || opcode == XXX4) { - UNSIGNED_QUAD size = 0UL; - switch (opcode) { - case XXX1: size = get_and_buffer_unsigned_byte(fp); break; - case XXX2: size = get_and_buffer_unsigned_pair(fp); break; - case XXX3: size = get_and_buffer_unsigned_triple(fp); break; - case XXX4: size = get_and_buffer_unsigned_quad(fp); break; - } - if (dvi_page_buf_index + size >= dvi_page_buf_size) { - dvi_page_buf_size = (dvi_page_buf_index + size + DVI_PAGE_BUF_CHUNK); - dvi_page_buffer = RENEW(dvi_page_buffer, dvi_page_buf_size, unsigned char); - } - if (fread(dvi_page_buffer + dvi_page_buf_index, sizeof(char), size, fp) != size) - ERROR("Reading DVI file failed!"); - if (scan_special(page_width, page_height, x_offset, y_offset, landscape, minorversion, - do_enc, key_bits, permission, owner_pw, user_pw, - (char*)dvi_page_buffer + dvi_page_buf_index, size)) - WARN("Reading special command failed: \"%.*s\"", size, (char*)dvi_page_buffer + dvi_page_buf_index); - dvi_page_buf_index += size; - continue; - } - - /* Skipping... */ - switch (opcode) { - case BOP: - get_and_buffer_bytes(fp, 44); - break; - case NOP: case PUSH: case POP: - case W0: case X0: case Y0: case Z0: - break; - case SET1: case PUT1: case RIGHT1: case DOWN1: - case W1: case X1: case Y1: case Z1: case FNT1: - get_and_buffer_unsigned_byte(fp); - break; - - case SET2: case PUT2: case RIGHT2: case DOWN2: - case W2: case X2: case Y2: case Z2: case FNT2: - get_and_buffer_signed_pair(fp); - break; - - case SET3: case PUT3: case RIGHT3: case DOWN3: - case W3: case X3: case Y3: case Z3: case FNT3: - get_and_buffer_signed_triple(fp); - break; - - case SET4: case PUT4: case RIGHT4: case DOWN4: - case W4: case X4: case Y4: case Z4: case FNT4: - get_and_buffer_signed_quad(fp); - break; - - case SET_RULE: case PUT_RULE: - get_and_buffer_bytes(fp, 8); - break; - - case FNT_DEF1: do_fntdef1(1); break; - case FNT_DEF2: do_fntdef2(1); break; - case FNT_DEF3: do_fntdef3(1); break; - case FNT_DEF4: do_fntdef4(1); break; - -#ifdef XETEX - case XDV_GLYPH_STRING: - { - UNSIGNED_PAIR count; - get_and_buffer_unsigned_quad(fp); /* width */ - count = get_and_buffer_unsigned_pair(fp); /* glyph count */ - get_and_buffer_bytes(fp, count * 6); /* 2 bytes ID + 4 bytes x-location per glyph */ - } - break; - case XDV_GLYPH_ARRAY: - { - UNSIGNED_PAIR count; - get_and_buffer_unsigned_quad(fp); /* width */ - count = get_and_buffer_unsigned_pair(fp); /* glyph count */ - get_and_buffer_bytes(fp, count * 10); /* 2 bytes ID + 8 bytes x,y-location per glyph */ - } - break; - case XDV_NATIVE_FONT_DEF: - do_native_font_def(1); - break; - case XDV_PIC_FILE: - /* params: flags[1] t[4][6] p[2] len[2] path[l] */ - { - UNSIGNED_PAIR len; - get_and_buffer_bytes(fp, 1 + 4 * 6 + 2); - len = get_and_buffer_unsigned_pair(fp); /* length of pathname */ - get_and_buffer_bytes(fp, len); - } - break; -#endif - case PTEXDIR: - get_and_buffer_unsigned_byte(fp); - break; - - case POST: - if (linear && dvi_page_buf_index == 1) { - /* this is actually an indication that we've reached the end of the input */ - return; - } - /* else fall through to error case */ - - default: /* case PRE: case POST_POST: and others */ - ERROR("Unexpected opcode %d at pos=0x%x", opcode, tell_position(fp)); - break; - } - } - - return; -} - diff --git a/Build/source/texk/dvipdf-x/xsrc/dvi.h b/Build/source/texk/dvipdf-x/xsrc/dvi.h deleted file mode 100644 index 9801309730f..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/dvi.h +++ /dev/null @@ -1,103 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#ifndef _DVI_H_ -#define _DVI_H_ - -#include "error.h" -#include "numbers.h" -/* spt_t */ -#include "pdfdev.h" - -/* instantiated in dvipdfmx.c */ -extern double paper_width, paper_height; -extern char landscape_mode; - -extern double get_origin (int x); - -extern void dvi_set_verbose (void); - -/* returns scale (dvi2pts) */ -extern double dvi_init (char *dvi_filename, double mag); /* may append .dvi or .xdv to filename */ -extern void dvi_close (void); /* Closes data structures created by dvi_open */ - -extern double dvi_tell_mag (void); -extern double dvi_unit_size (void); -extern double dvi_dev_xpos (void); -extern double dvi_dev_ypos (void); -extern unsigned dvi_npages (void); -extern const char *dvi_comment (void); - -extern void dvi_vf_init (int dev_font_id); -extern void dvi_vf_finish (void); - -extern void dvi_set_font (int font_id); -extern void dvi_set (SIGNED_QUAD ch); -extern void dvi_rule (SIGNED_QUAD width, SIGNED_QUAD height); - -extern void dvi_right (SIGNED_QUAD x); -extern void dvi_put (SIGNED_QUAD ch); -extern void dvi_push (void); -extern void dvi_pop (void); -extern void dvi_w0 (void); -extern void dvi_w (SIGNED_QUAD ch); -extern void dvi_x0 (void); -extern void dvi_x (SIGNED_QUAD ch); -extern void dvi_down (SIGNED_QUAD y); -extern void dvi_y (SIGNED_QUAD ch); -extern void dvi_y0 (void); -extern void dvi_z (SIGNED_QUAD ch); -extern void dvi_z0 (void); -extern void dvi_dir (UNSIGNED_BYTE dir); - -extern void dvi_do_page (long page_no, - double paper_width, double paper_height, - double x_offset, double y_offset); -extern void dvi_scan_specials (long page_no, - double *width, double *height, - double *x_offset, double *y_offset, - char *landscape, unsigned *minorversion, - int *do_enc, unsigned *key_bits, unsigned *permission, char *owner_pw, char *user_pw); -extern int dvi_locate_font (const char *name, spt_t ptsize); - -/* link or nolink: - * See dvipdfm (not x) user's manual on pdf:link and pdf:nolink. - * This is workaround for preventing inclusion of pagenation artifact such as - * footnote and page number in link annotation. - */ -extern void dvi_link_annot (int flag); -/* The followings are for calculating bounding box of text for annotation. - * DVI uses push/pop to do line-feed-carriage-return. So line breaking is - * handled by inspecting current depth of DVI register stack. - */ -extern void dvi_tag_depth (void); -extern void dvi_untag_depth (void); -extern void dvi_compute_boxes (int flag); - -extern void dvi_do_special (const void *buffer, UNSIGNED_QUAD size); - -/* allow other modules (pdfdev) to ask whether we're collecting box areas */ -int dvi_is_tracking_boxes(void); - -#endif /* _DVI_H_ */ diff --git a/Build/source/texk/dvipdf-x/xsrc/dvipdfmx.c b/Build/source/texk/dvipdf-x/xsrc/dvipdfmx.c deleted file mode 100644 index c31fad7170c..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/dvipdfmx.c +++ /dev/null @@ -1,994 +0,0 @@ -/* - - This is xdvipdfmx, an extended version of... - - DVIPDFMx, an eXtended-2013 version of DVIPDFM by Mark A. Wicks. - - Copyright (c) 2006 SIL. (xdvipdfmx extensions for XeTeX support) - - Copyright (C) 2008-2013 by Jin-Hwan Cho, Matthias Franz, and Shunsaku Hirata, - the DVIPDFMx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#if HAVE_CONFIG_H -#include "config.h" -#endif - -#include <stdio.h> -#include <string.h> -#include <limits.h> -#include <ctype.h> - -#include "system.h" -#include "mem.h" - -#include "dpxconf.h" -#include "dpxfile.h" -#include "dpxutil.h" - -#include "dvi.h" - -#include "pdflimits.h" -#include "pdfdoc.h" -#include "pdfdev.h" -#include "pdfparse.h" -#include "pdfencrypt.h" - -#include "spc_tpic.h" -#include "specials.h" - -#include "mpost.h" - -#include "fontmap.h" -#include "pdffont.h" -#include "pdfximage.h" -#include "cid.h" - -#include "xbb.h" - -#include "tt_aux.h" - -#include "error.h" - -static int verbose = 0; - -static int mp_mode = 0; - -static long opt_flags = 0; - -#define OPT_TPIC_TRANSPARENT_FILL (1 << 1) -#define OPT_CIDFONT_FIXEDPITCH (1 << 2) -#define OPT_FONTMAP_FIRST_MATCH (1 << 3) -#define OPT_PDFDOC_NO_DEST_REMOVE (1 << 4) - -static char ignore_colors = 0; -static double annot_grow = 0.0; -static int bookmark_open = 0; -static double mag = 1.0; -static int font_dpi = 600; -static int really_quiet = 0; -/* - * Precision is essentially limited to 0.01pt. - * See, dev_set_string() in pdfdev.c. - */ -static int pdfdecimaldigits = 2; - -/* Image cache life in hours */ -/* 0 means erase all old images and leave new images */ -/* -1 means erase all old images and also erase new images */ -/* -2 means ignore image cache (default) */ -static int image_cache_life = -2; - -/* Encryption */ -static int do_encryption = 0; -static unsigned key_bits = 40; -static unsigned permission = 0x003C; - -/* Page device */ -double paper_width = 595.0; /* not static, we allow dvi.c to access them */ -double paper_height = 842.0; -char landscape_mode = 0; - -static double x_offset = 72.0; -static double y_offset = 72.0; - -int always_embed = 0; /* always embed fonts, regardless of licensing flags */ - -char *dvi_filename = NULL, *pdf_filename = NULL; - -static void -read_config_file (const char *config); - -#ifdef WIN32 -#define STRN_CMP strncasecmp -#else -#define STRN_CMP strncmp -#endif - -static void -set_default_pdf_filename(void) -{ - const char *dvi_base; - - dvi_base = xbasename(dvi_filename); - if (mp_mode && - strlen(dvi_base) > 4 && - !STRN_CMP(".mps", dvi_base + strlen(dvi_base) - 4, 4)) { - pdf_filename = NEW(strlen(dvi_base)+1, char); - strncpy(pdf_filename, dvi_base, strlen(dvi_base) - 4); - pdf_filename[strlen(dvi_base)-4] = '\0'; - } else if (strlen(dvi_base) > 4 && -#ifdef XETEX - (!STRN_CMP(".dvi", dvi_base+strlen(dvi_base)-4, 4) || - !STRN_CMP(".xdv", dvi_base+strlen(dvi_base)-4, 4))) { -#else - !STRN_CMP(".dvi", dvi_base+strlen(dvi_base)-4, 4)) { -#endif - pdf_filename = NEW(strlen(dvi_base)+1, char); - strncpy(pdf_filename, dvi_base, strlen(dvi_base)-4); - pdf_filename[strlen(dvi_base)-4] = '\0'; - } else { - pdf_filename = NEW(strlen(dvi_base)+5, char); - strcpy(pdf_filename, dvi_base); - } - - strcat (pdf_filename, ".pdf"); -} - -static void -usage (int exit_code) -{ - fprintf (stdout, "\nThis is %s-%s by Jonathan Kew and Jin-Hwan Cho,\n", "xdvipdfmx", VERSION); - fprintf (stdout, "an extended version of DVIPDFMx, which in turn was\n"); - fprintf (stdout, "an extended version of dvipdfm-0.13.2c developed by Mark A. Wicks.\n"); - fprintf (stdout, "\nCopyright (c) 2006-2013 SIL International and Jin-Hwan Cho.\n"); - fprintf (stdout, "\nThis is free software; you can redistribute it and/or modify\n"); - fprintf (stdout, "it under the terms of the GNU General Public License as published by\n"); - fprintf (stdout, "the Free Software Foundation; either version 2 of the License, or\n"); - fprintf (stdout, "(at your option) any later version.\n"); - fprintf (stdout, "\nUsage: xdvipdfmx [options] xdvfile\n"); - fprintf (stdout, "-c \t\tIgnore color specials (for B&W printing)\n"); - fprintf (stdout, "-d number\tSet PDF decimal digits (0-5) [2]\n"); - fprintf (stdout, "-f filename\tSet font map file name [cid-x.map]\n"); - fprintf (stdout, "-g dimension\tAnnotation \"grow\" amount [0.0in]\n"); - fprintf (stdout, "-h \t\tShow this help message\n"); - fprintf (stdout, "-l \t\tLandscape mode\n"); - fprintf (stdout, "-m number\tSet additional magnification\n"); - fprintf (stdout, "-o filename\tSet output file name [dvifile.pdf]\n"); - fprintf (stdout, "-p papersize\tSet papersize [a4]\n"); - fprintf (stdout, "-q \t\tBe quiet\n"); - fprintf (stdout, "-r resolution\tSet resolution (in DPI) for raster fonts [600]\n"); - fprintf (stdout, "-s pages\tSelect page ranges (-)\n"); - fprintf (stdout, "-t \t\tEmbed thumbnail images of PNG format [dvifile.1] \n"); - fprintf (stdout, "-x dimension\tSet horizontal offset [1.0in]\n"); - fprintf (stdout, "-y dimension\tSet vertical offset [1.0in]\n"); - fprintf (stdout, "-z number \tSet zlib compression level (0-9) [9]\n"); - - fprintf (stdout, "-v \t\tBe verbose\n"); - fprintf (stdout, "-vv\t\tBe more verbose\n"); - fprintf (stdout, "-C number\tSpecify miscellaneous option flags [0]:\n"); - fprintf (stdout, "\t\t 0x0001 reserved\n"); - fprintf (stdout, "\t\t 0x0002 Use semi-transparent filling for tpic shading command,\n"); - fprintf (stdout, "\t\t\t instead of opaque gray color. (requires PDF 1.4)\n"); - fprintf (stdout, "\t\t 0x0004 Treat all CIDFont as fixed-pitch font.\n"); - fprintf (stdout, "\t\t 0x0008 Do not replace duplicate fontmap entries.\n"); - fprintf (stdout, "\t\tPositive values are always ORed with previously given flags.\n"); - fprintf (stdout, "\t\tAnd negative values replace old values.\n"); - fprintf (stdout, "-D template\tPS->PDF conversion command line template [none]\n"); - fprintf (stdout, "-E \t\tAlways try to embed fonts, regardless of licensing flags.\n"); - fprintf (stdout, "-I number\tImage cache life in hours [-2]\n"); - fprintf (stdout, " \t 0: erase all old images and leave new images\n"); - fprintf (stdout, " \t-1: erase all old images and also erase new images\n"); - fprintf (stdout, " \t-2: ignore image cache\n"); - fprintf (stdout, "-K number\tEncryption key length [40]\n"); - fprintf (stdout, "-O number\tSet maximum depth of open bookmark items [0]\n"); - fprintf (stdout, "-P number\tSet permission flags for PDF encryption [0x003C]\n"); - fprintf (stdout, "-S \t\tEnable PDF encryption\n"); - fprintf (stdout, "-V number\tSet PDF minor version [4]\n"); - fprintf (stdout, "\nAll dimensions entered on the command line are \"true\" TeX dimensions.\n"); - fprintf (stdout, "Argument of \"-s\" lists physical page ranges separated by commas, e.g., \"-s 1-3,5-6\"\n"); - fprintf (stdout, "Papersize is specified by paper format (e.g., \"a4\") or by w<unit>,h<unit> (e.g., \"20cm,30cm\").\n"); - - exit(exit_code); -} - - -static int -read_length (double *vp, const char **pp, const char *endptr) -{ - char *q; - const char *p = *pp; - double v, u = 1.0; - const char *_ukeys[] = { -#define K_UNIT__PT 0 -#define K_UNIT__IN 1 -#define K_UNIT__CM 2 -#define K_UNIT__MM 3 -#define K_UNIT__BP 4 - "pt", "in", "cm", "mm", "bp", - NULL - }; - int k, error = 0; - - q = parse_float_decimal(&p, endptr); - if (!q) { - *vp = 0.0; *pp = p; - return -1; - } - - v = atof(q); - RELEASE(q); - - skip_white(&p, endptr); - q = parse_c_ident(&p, endptr); - if (q) { - char *qq = q; - if (strlen(q) >= strlen("true") && - !memcmp(q, "true", strlen("true"))) { - q += strlen("true"); /* just skip "true" */ - } - if (strlen(q) == 0) { - RELEASE(qq); - skip_white(&p, endptr); - qq = q = parse_c_ident(&p, endptr); - } - if (q) { - for (k = 0; _ukeys[k] && strcmp(_ukeys[k], q); k++); - switch (k) { - case K_UNIT__PT: u *= 72.0 / 72.27; break; - case K_UNIT__IN: u *= 72.0; break; - case K_UNIT__CM: u *= 72.0 / 2.54 ; break; - case K_UNIT__MM: u *= 72.0 / 25.4 ; break; - case K_UNIT__BP: u *= 1.0 ; break; - default: - WARN("Unknown unit of measure: %s", q); - error = -1; - break; - } - RELEASE(qq); - } - else { - WARN("Missing unit of measure after \"true\""); - error = -1; - } - } - - *vp = v * u; *pp = p; - return error; -} - -static void -select_paper (const char *paperspec) -{ - const struct paper *pi; - int error = 0; - - pi = paperinfo(paperspec); - if (pi && papername(pi)) { - paper_width = paperpswidth (pi); - paper_height = paperpsheight(pi); - } else { - const char *p = paperspec, *endptr, *comma; - comma = strchr(p, ','); - endptr = p + strlen(p); - if (!comma) - ERROR("Unrecognized paper format: %s", paperspec); - error = read_length(&paper_width, &p, comma); - p = comma + 1; - error = read_length(&paper_height, &p, endptr); - } - if (error || paper_width <= 0.0 || paper_height <= 0.0) - ERROR("Invalid paper size: %s (%.2fx%.2f)", paperspec, paper_width, paper_height); -} - -struct page_range -{ - long first, last; -} *page_ranges = NULL; - -int num_page_ranges = 0; -int max_page_ranges = 0; - -static void -select_pages (const char *pagespec) -{ - char *q; - const char *p = pagespec; - - while (*p != '\0') { - /* Enlarge page range table if necessary */ - if (num_page_ranges >= max_page_ranges) { - max_page_ranges += 4; - page_ranges = RENEW(page_ranges, max_page_ranges, struct page_range); - } - - page_ranges[num_page_ranges].first = 0; - page_ranges[num_page_ranges].last = 0; - - for ( ; *p && isspace(*p); p++); - q = parse_unsigned(&p, p + strlen(p)); /* Can't be signed. */ - if (q) { /* '-' is allowed here */ - page_ranges[num_page_ranges].first = atoi(q) - 1; - page_ranges[num_page_ranges].last = page_ranges[num_page_ranges].first; - RELEASE(q); - } - for ( ; *p && isspace(*p); p++); - - if (*p == '-') { - for (++p; *p && isspace(*p); p++); - page_ranges[num_page_ranges].last = -1; - if (*p) { - q = parse_unsigned(&p, p + strlen(p)); - if (q) { - page_ranges[num_page_ranges].last = atoi(q) - 1; - RELEASE(q); - } - for ( ; *p && isspace(*p); p++); - } - } else { - page_ranges[num_page_ranges].last = page_ranges[num_page_ranges].first; - } - - num_page_ranges++; - - if (*p == ',') - p++; - else { - for ( ; *p && isspace(*p); p++); - if (*p) - ERROR("Bad page range specification: %s", p); - } - } - return; -} - -#define POP_ARG() {argv += 1; argc -= 1;} -/* It doesn't work as expected (due to dvi filename). */ -#define CHECK_ARG(n,m) if (argc < (n) + 1) {\ - fprintf (stderr, "\nMissing %s after \"-%c\".\n", (m), *flag);\ - usage(1);\ -} - -static void -set_verbose (int argc, char *argv[]) -{ - while (argc > 0 && *argv[0] == '-') { - char *flag; - - for (flag = argv[0] + 1; *flag != 0; flag++) { - if (*flag == 'q') - really_quiet++; - if (*flag == 'v') - verbose++; - } - POP_ARG(); - } - - if (!really_quiet) { - int i; - - for (i = 0; i < verbose; i++) { - dvi_set_verbose(); - pdf_dev_set_verbose(); - pdf_doc_set_verbose(); - pdf_enc_set_verbose(); - pdf_obj_set_verbose(); - pdf_fontmap_set_verbose(); - dpx_file_set_verbose(); - } - } -} - - -static void -do_args (int argc, char *argv[]) -{ - while (argc > 0 && *argv[0] == '-') { - char *flag, *nextptr; - const char *nnextptr; - - for (flag = argv[0] + 1; *flag != 0; flag++) { - switch (*flag) { - case 'D': - CHECK_ARG(1, "PS->PDF conversion command line template"); - set_distiller_template(argv[1]); - POP_ARG(); - break; - case 'r': - CHECK_ARG(1, "bitmap font dpi"); - font_dpi = atoi(argv[1]); - if (font_dpi <= 0) - ERROR("Invalid bitmap font dpi specified: %s", argv[1]); - POP_ARG(); - break; - case 'm': - CHECK_ARG(1, "magnification value"); - mag = strtod(argv[1], &nextptr); - if (mag < 0.0 || nextptr == argv[1]) - ERROR("Invalid magnification specifiied: %s", argv[1]); - POP_ARG(); - break; - case 'g': - CHECK_ARG(1, "annotation \"grow\" amount"); - nnextptr = nextptr = argv[1]; - read_length(&annot_grow, &nnextptr, nextptr + strlen(nextptr)); - POP_ARG(); - break; - case 'x': - CHECK_ARG(1, "horizontal offset value"); - nnextptr = nextptr = argv[1]; - read_length(&x_offset, &nnextptr, nextptr + strlen(nextptr)); - POP_ARG(); - break; - case 'y': - CHECK_ARG(1, "vertical offset value"); - nnextptr = nextptr = argv[1]; - read_length(&y_offset, &nnextptr, nextptr + strlen(nextptr)); - POP_ARG(); - break; - case 'o': - CHECK_ARG(1, "output file name"); - pdf_filename = NEW (strlen(argv[1])+1,char); - strcpy(pdf_filename, argv[1]); - POP_ARG(); - break; - case 's': - CHECK_ARG(1, "page selection specification"); - select_pages(argv[1]); - POP_ARG(); - break; - case 't': - pdf_doc_enable_manual_thumbnails(); - break; - case 'p': - CHECK_ARG(1, "paper format/size"); - select_paper(argv[1]); - POP_ARG(); - break; - case 'c': - ignore_colors = 1; - break; - case 'l': - landscape_mode = 1; - break; - case 'f': - CHECK_ARG(1, "fontmap file name"); - if (opt_flags & OPT_FONTMAP_FIRST_MATCH) - pdf_load_fontmap_file(argv[1], FONTMAP_RMODE_APPEND); - else - pdf_load_fontmap_file(argv[1], FONTMAP_RMODE_REPLACE); - POP_ARG(); - break; - case 'i': - CHECK_ARG(1, "subsidiary config file"); - read_config_file(argv[1]); - POP_ARG(); - break; - case 'e': - WARN("dvipdfm \"-e\" option not supported."); - break; - case 'q': case 'v': - break; - case 'V': - { - int ver_minor; - - if (isdigit(*(flag+1))) { - flag++; - ver_minor = atoi(flag); - } else { - CHECK_ARG(1, "PDF minor version number"); - ver_minor = atoi(argv[1]); - POP_ARG(); - } - if (ver_minor < PDF_VERSION_MIN) { - WARN("PDF version 1.%d not supported. Using PDF 1.%d instead.", - ver_minor, PDF_VERSION_MIN); - ver_minor = PDF_VERSION_MIN; - } else if (ver_minor > PDF_VERSION_MAX) { - WARN("PDF version 1.%d not supported. Using PDF 1.%d instead.", - ver_minor, PDF_VERSION_MAX); - ver_minor = PDF_VERSION_MAX; - } - pdf_set_version((unsigned) ver_minor); - } - break; - case 'z': - { - int level; - - if (isdigit(*(flag+1))) { - flag++; - level = atoi(flag); - } else { - CHECK_ARG(1, "compression level"); - level = atoi(argv[1]); - POP_ARG(); - } - pdf_set_compression(level); - } - break; - case 'd': - if (isdigit(*(flag+1))) { - flag++; - pdfdecimaldigits = atoi(flag); - } else { - CHECK_ARG(1, "number of fractional digits"); - pdfdecimaldigits = atoi(argv[1]); - POP_ARG(); - } - break; - case 'I': - CHECK_ARG(1, "image cache life in hours"); - image_cache_life = atoi(argv[1]); - POP_ARG(); - break; - case 'S': - do_encryption = 1; - break; - case 'K': - CHECK_ARG(1, "encryption key length"); - key_bits = (unsigned) atoi(argv[1]); - if (key_bits < 40 || key_bits > 128 || (key_bits & 0x7)) - ERROR("Invalid encryption key length specified: %s", argv[1]); - POP_ARG(); - break; - case 'P': - CHECK_ARG(1, "encryption permission flag"); - permission = (unsigned) strtoul(argv[1], &nextptr, 0); - if (nextptr == argv[1]) - ERROR("Invalid encryption permission flag: %s", argv[1]); - POP_ARG(); - break; - case 'O': - /* Bookmark open level */ - CHECK_ARG(1, "bookmark open level"); - bookmark_open = atoi(argv[1]); - POP_ARG(); - break; - case 'M': - mp_mode = 1; - break; - case 'C': - CHECK_ARG(1, "a number"); - { - long flags; - - flags = (unsigned) strtol(argv[1], &nextptr, 0); - if (nextptr == argv[1]) - ERROR("Invalid flag: %s", argv[1]); - if (flags < 0) - opt_flags = -flags; - else - opt_flags |= flags; - } - POP_ARG(); - break; - case 'E': - always_embed = 1; - break; - case 'h': - usage(0); - break; - default: - fprintf (stderr, "Unknown option in \"%s\"", flag); - usage(1); - break; - } - } - POP_ARG(); - } - - if (argc > 1) { - fprintf(stderr, "Multiple dvi filenames?"); - usage(1); - } else if (argc > 0) { - /* - * The only legitimate way to have argc == 0 here is - * do_args was called from config file. In that case, there is - * no dvi file name. Check for that case . - */ - dvi_filename = NEW(strlen(argv[0]) + 5, char); /* space to append .dvi */ - strcpy(dvi_filename, argv[0]); - } -} - -static void -cleanup (void) -{ - if (dvi_filename) - RELEASE(dvi_filename); - if (pdf_filename) - RELEASE(pdf_filename); - if (page_ranges) - RELEASE(page_ranges); -} - -static void -read_config_file (const char *config) -{ - const char *start, *end; - char *option; - FILE *fp; - - fp = DPXFOPEN(config, DPX_RES_TYPE_TEXT); - if (!fp) { - WARN("Could not open config file \"%s\".", config); - return; - } - while ((start = mfgets (work_buffer, WORK_BUFFER_SIZE, fp)) != NULL) { - char *argv[2]; - int argc; - - argc = 0; - end = work_buffer + strlen(work_buffer); - skip_white (&start, end); - if (start >= end) - continue; - /* Build up an argument list as if it were passed on the command - line */ - if ((option = parse_ident (&start, end))) { - argc = 1; - argv[0] = NEW (strlen(option)+2, char); - strcpy (argv[0]+1, option); - RELEASE (option); - *argv[0] = '-'; - skip_white (&start, end); - if (start < end) { - argc += 1; - if (*start == '"') { - argv[1] = parse_c_string (&start, end); - } - else - argv[1] = parse_ident (&start, end); - } - } - do_args (argc, argv); - while (argc > 0) { - RELEASE (argv[--argc]); - } - } - if (fp) - MFCLOSE(fp); -} - -static void -system_default (void) -{ - if (systempapername() != NULL) { - select_paper(systempapername()); - } else if (defaultpapername() != NULL) { - select_paper(defaultpapername()); - } -} - -void -error_cleanup (void) -{ - pdf_error_cleanup(); - if (pdf_filename) { - remove(pdf_filename); - fprintf(stderr, "\nOutput file removed.\n"); - } -} - -#define SWAP(v1,v2) do {\ - double _tmp = (v1);\ - (v1) = (v2);\ - (v2) = _tmp;\ - } while (0) - -static void -do_dvi_pages (void) -{ - long page_no, page_count, i, step; - double page_width, page_height; - double init_paper_width, init_paper_height; - pdf_rect mediabox; - - spc_exec_at_begin_document(); - - if (num_page_ranges == 0) { - if (!page_ranges) { - page_ranges = NEW(1, struct page_range); - max_page_ranges = 1; - } - page_ranges[0].first = 0; - page_ranges[0].last = -1; /* last page */ - num_page_ranges = 1; - } - - init_paper_width = page_width = paper_width; - init_paper_height = page_height = paper_height; - page_count = 0; - - mediabox.llx = 0.0; - mediabox.lly = 0.0; - mediabox.urx = paper_width; - mediabox.ury = paper_height; - - pdf_doc_set_mediabox(0, &mediabox); /* Root node */ - - for (i = 0; i < num_page_ranges && dvi_npages() > 0; i++) { - if (page_ranges[i].last < 0) - page_ranges[i].last += dvi_npages(); - - step = (page_ranges[i].first <= page_ranges[i].last) ? 1 : -1; - page_no = page_ranges[i].first; - while (dvi_npages() > 0) { - if (page_no < dvi_npages()) { - double w, h, xo, yo; - char lm; - - /* Users want to change page size even after page is started! */ - page_width = paper_width; page_height = paper_height; - w = page_width; h = page_height; lm = landscape_mode; - xo = x_offset; yo = y_offset; - dvi_scan_specials(page_no, &w, &h, &xo, &yo, &lm, NULL, NULL, NULL, NULL, NULL, NULL); - if (lm != landscape_mode) { - SWAP(w, h); - landscape_mode = lm; - } - if (page_width != w || page_height != h) { - page_width = w; - page_height = h; - } - if (x_offset != xo || y_offset != yo) { - x_offset = xo; - y_offset = yo; - } - if (page_width != init_paper_width || - page_height != init_paper_height) { - mediabox.llx = 0.0; - mediabox.lly = 0.0; - mediabox.urx = page_width; - mediabox.ury = page_height; - pdf_doc_set_mediabox(page_count+1, &mediabox); - } - dvi_do_page(page_no, - page_width, page_height, x_offset, y_offset); - page_count++; - } - - if (step > 0 && - page_no >= page_ranges[i].last) - break; - else if (step < 0 && - page_no <= page_ranges[i].last) - break; - else { - page_no += step; - } - } - } - - if (page_count < 1) { - ERROR("No pages fall in range!"); - } - - spc_exec_at_end_document(); -} - -static void -do_mps_pages (void) -{ - FILE *fp; - - /* _FIXME_ */ - fp = MFOPEN(dvi_filename, FOPEN_RBIN_MODE); - if (fp) { - mps_do_page(fp); - MFCLOSE(fp); - } else { - int i, page_no, step, page_count = 0; - char *filename; - /* Process filename.1, filename.2,... */ - filename = NEW(strlen(dvi_filename) + 16 + 1, char); - for (i = 0; i < num_page_ranges; i++) { - if (page_ranges[i].last < 0) - ERROR("Invalid page number for MPS input: -1"); - - step = (page_ranges[i].first <= page_ranges[i].last) ? 1 : -1; - page_no = page_ranges[i].first; - for (;;) { - sprintf(filename, "%s.%d", dvi_filename, page_no + 1); - fp = MFOPEN(filename, FOPEN_RBIN_MODE); - if (fp) { - MESG("[%d<%s>", page_no + 1, filename); - mps_do_page(fp); - page_count++; - MESG("]"); - MFCLOSE(fp); - } - if (step > 0 && - page_no >= page_ranges[i].last) - break; - else if (step < 0 && - page_no <= page_ranges[i].last) - break; - else { - page_no += step; - } - } - } - RELEASE(filename); - if (page_count == 0) - ERROR("No page output for \"%s\".", dvi_filename); - } -} - - -/* TODO: MetaPost mode */ -#if defined(MIKTEX) -# define main Main -#endif -int CDECL -main (int argc, char *argv[]) -{ - double dvi2pts; - - const char *av0 = xbasename(argv[0]); - if (STRN_CMP(av0, "ebb", 3) == 0) - return extractbb(argc, argv, EBB_OUTPUT); - else if (STRN_CMP(av0, "xbb", 3) == 0 || STRN_CMP(av0, "extractbb", 9) == 0) - return extractbb(argc, argv, XBB_OUTPUT); - -#ifdef MIKTEX - miktex_initialize(); -#else - kpse_set_program_name(argv[0], "dvipdfmx"); /* we pretend to be dvipdfmx for kpse purposes */ -#ifdef WIN32 - texlive_gs_init (); -#endif -#endif - - paperinit(); - system_default(); - - argv+=1; - argc-=1; - - set_verbose(argc, argv); - - pdf_init_fontmaps(); /* This must come before parsing options... */ - - read_config_file(DPX_CONFIG_FILE); - - do_args (argc, argv); - - if (really_quiet) - shut_up(really_quiet); - -#ifndef MIKTEX - kpse_init_prog("", font_dpi, NULL, NULL); - kpse_set_program_enabled(kpse_pk_format, true, kpse_src_texmf_cnf); -#endif - pdf_font_set_dpi(font_dpi); - dpx_delete_old_cache(image_cache_life); - - if (dvi_filename == NULL) { - if (verbose) - MESG("No dvi filename specified, reading standard input.\n"); - if (pdf_filename == NULL) - if (verbose) - MESG("No pdf filename specified, writing to standard output.\n"); - } - - if (pdf_filename == NULL && dvi_filename != NULL) - set_default_pdf_filename(); - - pdf_enc_compute_id_string(dvi_filename, pdf_filename); - if (do_encryption) { - pdf_enc_set_passwd(key_bits, permission, NULL, NULL); - if (key_bits > 40 && pdf_get_version() < 4) - pdf_set_version(4); - } - - if (mp_mode) { - x_offset = 0.0; - y_offset = 0.0; - dvi2pts = 0.01; /* dvi2pts controls accuracy. */ - } else { - unsigned ver_minor = 0; - char owner_pw[MAX_PWD_LEN], user_pw[MAX_PWD_LEN]; - /* Dependency between DVI and PDF side is rather complicated... */ - dvi2pts = dvi_init(dvi_filename, mag); - if (dvi2pts == 0.0) - ERROR("dvi_init() failed!"); - - pdf_doc_set_creator(dvi_comment()); - - if (do_encryption) - /* command line takes precedence */ - dvi_scan_specials(0, &paper_width, &paper_height, &x_offset, &y_offset, &landscape_mode, - &ver_minor, NULL, NULL, NULL, NULL, NULL); - else { - dvi_scan_specials(0, &paper_width, &paper_height, &x_offset, &y_offset, &landscape_mode, - &ver_minor, &do_encryption, &key_bits, &permission, owner_pw, user_pw); - if (do_encryption) { - if (key_bits < 40 || key_bits > 128 || (key_bits & 0x7)) - ERROR("Invalid encryption key length specified: %u", key_bits); - else if (key_bits > 40 && pdf_get_version() < 4) - ERROR("Chosen key length requires at least PDF 1.4. " - "Use \"-V 4\" to change."); - do_encryption = 1; - pdf_enc_set_passwd(key_bits, permission, owner_pw, user_pw); - } - } - if (ver_minor >= PDF_VERSION_MIN && ver_minor <= PDF_VERSION_MAX) { - pdf_set_version(ver_minor); - } - if (landscape_mode) { - SWAP(paper_width, paper_height); - } - } - - MESG("%s -> %s\n", dvi_filename == NULL ? "stdin" : dvi_filename, - pdf_filename == NULL ? "stdout" : pdf_filename); - - pdf_files_init(); - - /* Set default paper size here so that all page's can inherite it. - * annot_grow: Margin of annotation. - * bookmark_open: Miximal depth of open bookmarks. - */ - pdf_open_document(pdf_filename, do_encryption, - paper_width, paper_height, annot_grow, bookmark_open, - !(opt_flags & OPT_PDFDOC_NO_DEST_REMOVE)); - - /* Ignore_colors placed here since - * they are considered as device's capacity. - */ - pdf_init_device(dvi2pts, pdfdecimaldigits, ignore_colors); - - if (opt_flags & OPT_CIDFONT_FIXEDPITCH) - CIDFont_set_flags(CIDFONT_FORCE_FIXEDPITCH); - - /* Please move this to spc_init_specials(). */ - if (opt_flags & OPT_TPIC_TRANSPARENT_FILL) - tpic_set_fill_mode(1); - - if (mp_mode) { - do_mps_pages(); - } else { - do_dvi_pages(); - } - - pdf_files_close(); - - /* Order of close... */ - pdf_close_device (); - /* pdf_close_document flushes XObject (image) and other resources. */ - pdf_close_document(); - - pdf_close_fontmaps(); /* pdf_font may depend on fontmap. */ - - if (!mp_mode) - dvi_close(); - - MESG("\n"); - cleanup(); - - paperdone(); -#ifdef MIKTEX - miktex_uninitialize (); -#endif - - return 0; -} diff --git a/Build/source/texk/dvipdf-x/xsrc/epdf.c b/Build/source/texk/dvipdf-x/xsrc/epdf.c deleted file mode 100644 index ebee0d275fb..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/epdf.c +++ /dev/null @@ -1,969 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2007-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -/* - * Concatinating content streams are only supported for streams that only uses - * single FlateDecode filter, i.e., - * - * /Filter /FlateDecode or /Filter [/FlateDecode] - * - * TrimBox, BleedBox, ArtBox, Rotate ... - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include "system.h" -#include "mem.h" -#include "mfileio.h" -#include "error.h" -#include "dvipdfmx.h" - -#include "pdfobj.h" -#include "pdfdev.h" -#include "pdfdoc.h" - -#ifdef XETEX -#include "pdfdraw.h" -#include "pdfparse.h" -#endif - -#include "pdfximage.h" - -#include "epdf.h" - -#ifdef XETEX -#if HAVE_ZLIB -#include <zlib.h> -static int add_stream_flate (pdf_obj *dst, const void *data, long len); -#endif -static int rect_equal (pdf_obj *rect1, pdf_obj *rect2); - -static int concat_stream (pdf_obj *dst, pdf_obj *src); - -/* - * From PDFReference15_v6.pdf (p.119 and p.834) - * - * MediaBox rectangle (Required; inheritable) - * - * The media box defines the boundaries of the physical medium on which the - * page is to be printed. It may include any extended area surrounding the - * finished page for bleed, printing marks, or other such purposes. It may - * also include areas close to the edges of the medium that cannot be marked - * because of physical limitations of the output device. Content falling - * outside this boundary can safely be discarded without affecting the - * meaning of the PDF file. - * - * CropBox rectangle (Optional; inheritable) - * - * The crop box defines the region to which the contents of the page are to be - * clipped (cropped) when displayed or printed. Unlike the other boxes, the - * crop box has no defined meaning in terms of physical page geometry or - * intended use; it merely imposes clipping on the page contents. However, - * in the absence of additional information (such as imposition instructions - * specified in a JDF or PJTF job ticket), the crop box will determine how - * the page’s contents are to be positioned on the output medium. The default - * value is the page’s media box. - * - * BleedBox rectangle (Optional; PDF 1.3) - * - * The bleed box (PDF 1.3) defines the region to which the contents of the - * page should be clipped when output in a production environment. This may - * include any extra “bleed area†needed to accommodate the physical - * limitations of cutting, folding, and trimming equipment. The actual printed - * page may include printing marks that fall outside the bleed box. - * The default value is the page’s crop box. - * - * TrimBox rectangle (Optional; PDF 1.3) - * - * The trim box (PDF 1.3) defines the intended dimensions of the finished page - * after trimming. It may be smaller than the media box, to allow for - * production-related content such as printing instructions, cut marks, or - * color bars. The default value is the page’s crop box. - * - * ArtBox rectangle (Optional; PDF 1.3) - * - * The art box (PDF 1.3) defines the extent of the page’s meaningful content - * (including potential white space) as intended by the page’s creator. - * The default value is the page’s crop box. - * - * Rotate integer (Optional; inheritable) - * - * The number of degrees by which the page should be rotated clockwise when - * displayed or printed. The value must be a multiple of 90. Default value: 0. - */ - -static int -rect_equal (pdf_obj *rect1, pdf_obj *rect2) -{ - int i; - - if (!rect1 || !rect2) - return 0; - for (i = 0; i < 4; i++) { - if (pdf_number_value(pdf_get_array(rect1, i)) != - pdf_number_value(pdf_get_array(rect2, i))) - return 0; - } - - return 1; -} - -static pdf_obj* -pdf_get_page_obj (pdf_file *pf, long page_no, - pdf_obj **ret_bbox, pdf_obj **ret_resources) -{ - pdf_obj *page_tree; - pdf_obj *bbox = NULL, *resources = NULL, *rotate = NULL; - long page_idx; - - /* - * Get Page Tree. - */ - page_tree = NULL; - { - pdf_obj *trailer, *catalog; - pdf_obj *markinfo, *tmp; - - trailer = pdf_file_get_trailer(pf); - - if (pdf_lookup_dict(trailer, "Encrypt")) { - WARN("This PDF document is encrypted."); - pdf_release_obj(trailer); - return NULL; - } - - catalog = pdf_deref_obj(pdf_lookup_dict(trailer, "Root")); - if (!PDF_OBJ_DICTTYPE(catalog)) { - WARN("Can't read document catalog."); - pdf_release_obj(trailer); - if (catalog) - pdf_release_obj(catalog); - return NULL; - } - pdf_release_obj(trailer); - - markinfo = pdf_deref_obj(pdf_lookup_dict(catalog, "MarkInfo")); - if (markinfo) { - tmp = pdf_lookup_dict(markinfo, "Marked"); - if (PDF_OBJ_BOOLEANTYPE(tmp) && pdf_boolean_value(tmp)) - WARN("File contains tagged PDF. Ignoring tags."); - pdf_release_obj(markinfo); - } - - page_tree = pdf_deref_obj(pdf_lookup_dict(catalog, "Pages")); - pdf_release_obj(catalog); - } - if (!page_tree) { - WARN("Page tree not found."); - return NULL; - } - - /* - * Negative page numbers are counted from the back. - */ - { - long count = pdf_number_value(pdf_lookup_dict(page_tree, "Count")); - page_idx = page_no + (page_no >= 0 ? -1 : count); - if (page_idx < 0 || page_idx >= count) { - WARN("Page %ld does not exist.", page_no); - pdf_release_obj(page_tree); - return NULL; - } - page_no = page_idx+1; - } - - /* - * Seek correct page. Get Media/Crop Box. - * Media box and resources can be inherited. - */ - { - pdf_obj *kids_ref, *kids; - pdf_obj *crop_box = NULL; - pdf_obj *tmp; - - tmp = pdf_lookup_dict(page_tree, "Resources"); - resources = tmp ? pdf_deref_obj(tmp) : pdf_new_dict(); - - while (1) { - long kids_length, i; - - if ((tmp = pdf_deref_obj(pdf_lookup_dict(page_tree, "MediaBox")))) { - if (bbox) - pdf_release_obj(bbox); - bbox = tmp; - } - if ((tmp = pdf_deref_obj(pdf_lookup_dict(page_tree, "BleedBox")))) { - if (!rect_equal(tmp, bbox)) { - if (bbox) - pdf_release_obj(bbox); - bbox = tmp; - } else - pdf_release_obj(tmp); - } - if ((tmp = pdf_deref_obj(pdf_lookup_dict(page_tree, "TrimBox")))) { - if (!rect_equal(tmp, bbox)) { - if (bbox) - pdf_release_obj(bbox); - bbox = tmp; - } else - pdf_release_obj(tmp); - } - if ((tmp = pdf_deref_obj(pdf_lookup_dict(page_tree, "ArtBox")))) { - if (!rect_equal(tmp, bbox)) { - if (bbox) - pdf_release_obj(bbox); - bbox = tmp; - } else - pdf_release_obj(tmp); - } - if ((tmp = pdf_deref_obj(pdf_lookup_dict(page_tree, "CropBox")))) { - if (crop_box) - pdf_release_obj(crop_box); - crop_box = tmp; - } - if ((tmp = pdf_deref_obj(pdf_lookup_dict(page_tree, "Rotate")))) { - if (rotate) - pdf_release_obj(rotate); - rotate = tmp; - } - if ((tmp = pdf_deref_obj(pdf_lookup_dict(page_tree, "Resources")))) { -#if 0 - pdf_merge_dict(tmp, resources); -#endif - if (resources) - pdf_release_obj(resources); - resources = tmp; - } - - kids_ref = pdf_lookup_dict(page_tree, "Kids"); - if (!kids_ref) - break; - kids = pdf_deref_obj(kids_ref); - kids_length = pdf_array_length(kids); - - for (i = 0; i < kids_length; i++) { - long count; - - pdf_release_obj(page_tree); - page_tree = pdf_deref_obj(pdf_get_array(kids, i)); - - tmp = pdf_deref_obj(pdf_lookup_dict(page_tree, "Count")); - if (tmp) { - /* Pages object */ - count = pdf_number_value(tmp); - pdf_release_obj(tmp); - } else - /* Page object */ - count = 1; - - if (page_idx < count) - break; - - page_idx -= count; - } - - pdf_release_obj(kids); - - if (i == kids_length) { - WARN("Page %ld not found! Broken PDF file?", page_no); - if (bbox) - pdf_release_obj(bbox); - if (crop_box) - pdf_release_obj(crop_box); - if (rotate) - pdf_release_obj(rotate); - pdf_release_obj(resources); - pdf_release_obj(page_tree); - return NULL; - } - } - if (crop_box) { - pdf_release_obj(bbox); - bbox = crop_box; - } - } - - if (!bbox) { - WARN("No BoundingBox information available."); - pdf_release_obj(page_tree); - pdf_release_obj(resources); - if (rotate) - pdf_release_obj(rotate); - return NULL; - } - - if (rotate) { - if (pdf_number_value(rotate) != 0.0) - WARN("<< /Rotate %d >> found. (Not supported yet)", (int)pdf_number_value(rotate)); - pdf_release_obj(rotate); - rotate = NULL; - } - - if (ret_bbox != NULL) - *ret_bbox = bbox; - if (ret_resources != NULL) - *ret_resources = resources; - - return page_tree; -} - -static pdf_obj* -pdf_get_page_content (pdf_obj* page) -{ - pdf_obj *contents, *content_new; - - contents = pdf_deref_obj(pdf_lookup_dict(page, "Contents")); - if (!contents) - return NULL; - - if (pdf_obj_typeof(contents) == PDF_NULL) { - /* empty page */ - pdf_release_obj(contents); - /* TODO: better don't include anything if the page is empty */ - contents = pdf_new_stream(0); - } else if (PDF_OBJ_ARRAYTYPE(contents)) { - /* - * Concatenate all content streams. - */ - pdf_obj *content_seg; - int idx = 0; - content_new = pdf_new_stream(STREAM_COMPRESS); - for (;;) { - content_seg = pdf_deref_obj(pdf_get_array(contents, idx)); - if (!content_seg) - break; - else if (PDF_OBJ_NULLTYPE(content_seg)) { - /* Silently ignore. */ - } else if (!PDF_OBJ_STREAMTYPE(content_seg)) { - WARN("Page content not a stream object. Broken PDF file?"); - pdf_release_obj(content_seg); - pdf_release_obj(content_new); - pdf_release_obj(contents); - return NULL; - } else if (concat_stream(content_new, content_seg) < 0) { - WARN("Could not handle content stream with multiple segments."); - pdf_release_obj(content_seg); - pdf_release_obj(content_new); - pdf_release_obj(contents); - return NULL; - } - pdf_release_obj(content_seg); - idx++; - } - pdf_release_obj(contents); - contents = content_new; - } else { - if (!PDF_OBJ_STREAMTYPE(contents)) { - WARN("Page content not a stream object. Broken PDF file?"); - pdf_release_obj(contents); - return NULL; - } - /* Flate the contents if necessary. */ - content_new = pdf_new_stream(STREAM_COMPRESS); - if (concat_stream(content_new, contents) < 0) { - WARN("Could not handle a content stream."); - pdf_release_obj(contents); - pdf_release_obj(content_new); - return NULL; - } - pdf_release_obj(contents); - contents = content_new; - } - - return contents; -} -#endif - -int -pdf_include_page (pdf_ximage *ximage, FILE *image_file, const char *filename) -{ - pdf_file *pf; - xform_info info; - pdf_obj *contents = NULL, *catalog; - pdf_obj *page = NULL, *resources = NULL, *markinfo = NULL; - long page_no; - - pf = pdf_open(filename, image_file); - if (!pf) - return -1; - - if (pdf_file_get_version(pf) > pdf_get_version()) - goto too_recent; - - pdf_ximage_init_form_info(&info); - - /* - * Get Page. - */ - page_no = pdf_ximage_get_page(ximage); - if (page_no == 0) - page_no = 1; - - page = pdf_doc_get_page(pf, page_no, NULL, &info.bbox, &resources); - if(!page) - goto error_silent; - - catalog = pdf_file_get_catalog(pf); - markinfo = pdf_deref_obj(pdf_lookup_dict(catalog, "MarkInfo")); - if (markinfo) { - pdf_obj *tmp = pdf_deref_obj(pdf_lookup_dict(markinfo, "Marked")); - pdf_release_obj(markinfo); - if (!PDF_OBJ_BOOLEANTYPE(tmp)) { - if (tmp) - pdf_release_obj(tmp); - goto error; - } else if (pdf_boolean_value(tmp)) - WARN("File contains tagged PDF. Ignoring tags."); - pdf_release_obj(tmp); - } - - contents = pdf_deref_obj(pdf_lookup_dict(page, "Contents")); - pdf_release_obj(page); - page = NULL; - - /* - * Handle page content stream. - */ - { - pdf_obj *content_new; - - if (!contents) { - /* - * Empty page - */ - content_new = pdf_new_stream(0); - /* TODO: better don't include anything if the page is empty */ - } else if (PDF_OBJ_STREAMTYPE(contents)) { - /* - * We must import the stream because its dictionary - * may contain indirect references. - */ - content_new = pdf_import_object(contents); - } else if (PDF_OBJ_ARRAYTYPE(contents)) { - /* - * Concatenate all content streams. - */ - int idx, len = pdf_array_length(contents); - content_new = pdf_new_stream(STREAM_COMPRESS); - for (idx = 0; idx < len; idx++) { - pdf_obj *content_seg = pdf_deref_obj(pdf_get_array(contents, idx)); - if (!PDF_OBJ_STREAMTYPE(content_seg) || - pdf_concat_stream(content_new, content_seg) < 0) { - pdf_release_obj(content_seg); - pdf_release_obj(content_new); - goto error; - } - pdf_release_obj(content_seg); - } - } else - goto error; - - if (contents) - pdf_release_obj(contents); - contents = content_new; - } - - /* - * Add entries to contents stream dictionary. - */ - { - pdf_obj *contents_dict, *bbox, *matrix; - - contents_dict = pdf_stream_dict(contents); - pdf_add_dict(contents_dict, - pdf_new_name("Type"), - pdf_new_name("XObject")); - pdf_add_dict(contents_dict, - pdf_new_name("Subtype"), - pdf_new_name("Form")); - pdf_add_dict(contents_dict, - pdf_new_name("FormType"), - pdf_new_number(1.0)); - - bbox = pdf_new_array(); - pdf_add_array(bbox, pdf_new_number(info.bbox.llx)); - pdf_add_array(bbox, pdf_new_number(info.bbox.lly)); - pdf_add_array(bbox, pdf_new_number(info.bbox.urx)); - pdf_add_array(bbox, pdf_new_number(info.bbox.ury)); - - pdf_add_dict(contents_dict, pdf_new_name("BBox"), bbox); - - matrix = pdf_new_array(); - pdf_add_array(matrix, pdf_new_number(1.0)); - pdf_add_array(matrix, pdf_new_number(0.0)); - pdf_add_array(matrix, pdf_new_number(0.0)); - pdf_add_array(matrix, pdf_new_number(1.0)); - pdf_add_array(matrix, pdf_new_number(0.0)); - pdf_add_array(matrix, pdf_new_number(0.0)); - - pdf_add_dict(contents_dict, pdf_new_name("Matrix"), matrix); - - pdf_add_dict(contents_dict, pdf_new_name("Resources"), - pdf_import_object(resources)); - pdf_release_obj(resources); - } - - pdf_close(pf); - - pdf_ximage_set_form(ximage, &info, contents); - - return 0; - - error: - WARN("Cannot parse document. Broken PDF file?"); - error_silent: - if (resources) - pdf_release_obj(resources); - if (markinfo) - pdf_release_obj(markinfo); - if (page) - pdf_release_obj(page); - if (contents) - pdf_release_obj(contents); - - pdf_close(pf); - - return -1; - - too_recent: - pdf_close(pf); - WARN("PDF version of input file more recent than in output file."); - WARN("Use \"-V\" switch to change output PDF version."); - return -1; -} - -#ifdef XETEX -typedef enum { - OP_SETCOLOR = 1, - OP_CLOSEandCLIP = 2, - OP_CLIP = 3, - OP_CONCATMATRIX = 4, - OP_SETCOLORSPACE = 5, - OP_RECTANGLE = 6, - OP_CURVETO = 7, - OP_CLOSEPATH = 8, - OP_LINETO = 9, - OP_MOVETO = 10, - OP_NOOP = 11, - OP_GSAVE = 12, - OP_GRESTORE = 13, - OP_CURVETO1 = 14, - OP_CURVETO2 = 15, - OP_UNKNOWN = 16 -} pdf_opcode; - -static struct operator -{ - const char *token; - int opcode; -} pdf_operators[] = { - {"SCN", OP_SETCOLOR}, - {"b*", OP_CLOSEandCLIP}, - {"B*", OP_CLIP}, - {"cm", OP_CONCATMATRIX}, - {"CS", OP_SETCOLORSPACE}, - {"f*", 0}, - {"gs", -1}, - {"re", OP_RECTANGLE}, - {"rg", -3}, - {"RG", -3}, - {"sc", OP_SETCOLOR}, - {"SC", OP_SETCOLOR}, - {"W*", OP_CLIP}, - {"b", OP_CLOSEandCLIP}, - {"B", OP_CLIP}, - {"c", OP_CURVETO}, - {"d", -2}, - {"f", 0}, - {"F", 0}, - {"g", -1}, - {"G", -1}, - {"h", OP_CLOSEPATH}, - {"i", -1}, - {"j", -1}, - {"J", -1}, - {"k", -4}, - {"K", -4}, - {"l", OP_LINETO}, - {"m", OP_MOVETO}, - {"M", -1}, - {"n", OP_NOOP}, - {"q", OP_GSAVE}, - {"Q", OP_GRESTORE}, - {"s", OP_CLOSEandCLIP}, - {"S", OP_CLIP}, - {"v", OP_CURVETO1}, - {"w", -1}, - {"W", OP_CLIP}, - {"y", OP_CURVETO2} -}; - - -int -pdf_copy_clip (FILE *image_file, int pageNo, double x_user, double y_user) -{ - pdf_obj *page_tree, *contents; - int depth = 0, top = -1; - const char *clip_path, *end_path; - char *save_path, *temp; - pdf_tmatrix M; - double stack[6]; - pdf_file *pf; - - pf = pdf_open(NULL, image_file); - if (!pf) - return -1; - - pdf_dev_currentmatrix(&M); - pdf_invertmatrix(&M); - M.e += x_user; M.f += y_user; - page_tree = pdf_get_page_obj (pf, pageNo, NULL, NULL); - if (!page_tree) { - pdf_close(pf); - return -1; - } - - contents = pdf_get_page_content(page_tree); - pdf_release_obj(page_tree); - if (!contents) { - pdf_close(pf); - return -1; - } - - pdf_doc_add_page_content(" ", 1); - - save_path = malloc(pdf_stream_length(contents) + 1); - strncpy(save_path, (const char *) pdf_stream_dataptr(contents), pdf_stream_length(contents)); - clip_path = save_path; - end_path = clip_path + pdf_stream_length(contents); - depth = 0; - - for (; clip_path < end_path; clip_path++) { - int color_dimen = 0; /* silence uninitialized warning */ - char *token; - skip_white(&clip_path, end_path); - if (clip_path == end_path) - break; - if (depth > 1) { - if (*clip_path == 'q') - depth++; - if (*clip_path == 'Q') - depth--; - parse_ident(&clip_path, end_path); - continue; - } else if (*clip_path == '-' - || *clip_path == '+' - || *clip_path == '.' - || isdigit(*clip_path)) { - stack[++top] = strtod(clip_path, &temp); - clip_path = temp; - } else if (*clip_path == '[') { - /* Ignore, but put a dummy value on the stack (in case of d operator) */ - parse_pdf_array(&clip_path, end_path, pf); - stack[++top] = 0; - } else if (*clip_path == '/') { - if (strncmp("/DeviceGray", clip_path, 11) == 0 - || strncmp("/Indexed", clip_path, 8) == 0 - || strncmp("/CalGray", clip_path, 8) == 0) { - color_dimen = 1; - continue; - } - else if (strncmp("/DeviceRGB", clip_path, 10) == 0 - || strncmp("/CalRGB", clip_path, 7) == 0 - || strncmp("/Lab", clip_path, 4) == 0) { - color_dimen = 3; - continue; - } - else if (strncmp("/DeviceCMYK", clip_path, 11) == 0) { - color_dimen = 4; - continue; - } - else { - clip_path++; - parse_ident(&clip_path, end_path); - skip_white(&clip_path, end_path); - token = parse_ident(&clip_path, end_path); - if (strcmp(token, "gs") == 0) { - continue; - } - return -1; - } - } else { - int j; - pdf_tmatrix T; - pdf_coord p0, p1, p2, p3; - - token = parse_ident(&clip_path, end_path); - for (j = 0; j < sizeof(pdf_operators) / sizeof(pdf_operators[0]); j++) - if (strcmp(token, pdf_operators[j].token) == 0) - break; - if (j == sizeof(pdf_operators) / sizeof(pdf_operators[0])) { - return -1; - } - switch (pdf_operators[j].opcode) { - case 0: - case -1: - case -2: - case -3: - case -4: - /* Just pop the stack and do nothing. */ - top += pdf_operators[j].opcode; - if (top < -1) - return -1; - break; - case OP_SETCOLOR: - top -= color_dimen; - if (top < -1) - return -1; - break; - case OP_CLOSEandCLIP: - pdf_dev_closepath(); - case OP_CLIP: -#if 0 - pdf_dev_clip(); -#else - pdf_dev_flushpath('W', PDF_FILL_RULE_NONZERO); -#endif - break; - case OP_CONCATMATRIX: - if (top < 5) - return -1; - T.f = stack[top--]; - T.e = stack[top--]; - T.d = stack[top--]; - T.c = stack[top--]; - T.b = stack[top--]; - T.a = stack[top--]; - pdf_concatmatrix(&M, &T); - break; - case OP_SETCOLORSPACE: - /* Do nothing. */ - break; - case OP_RECTANGLE: - if (top < 3) - return -1; - p1.y = stack[top--]; - p1.x = stack[top--]; - p0.y = stack[top--]; - p0.x = stack[top--]; - if (M.b == 0 && M.c == 0) { - pdf_tmatrix M0; - M0.a = M.a; M0.b = M.b; M0.c = M.c; M0.d = M.d; - M0.e = 0; M0.f = 0; - pdf_dev_transform(&p0, &M); - pdf_dev_transform(&p1, &M0); - pdf_dev_rectadd(p0.x, p0.y, p1.x, p1.y); - } else { - p2.x = p0.x + p1.x; p2.y = p0.y + p1.y; - p3.x = p0.x; p3.y = p0.y + p1.y; - p1.x += p0.x; p1.y = p0.y; - pdf_dev_transform(&p0, &M); - pdf_dev_transform(&p1, &M); - pdf_dev_transform(&p2, &M); - pdf_dev_transform(&p3, &M); - pdf_dev_moveto(p0.x, p0.y); - pdf_dev_lineto(p1.x, p1.y); - pdf_dev_lineto(p2.x, p2.y); - pdf_dev_lineto(p3.x, p3.y); - pdf_dev_closepath(); - } - break; - case OP_CURVETO: - if (top < 5) - return -1; - p0.y = stack[top--]; - p0.x = stack[top--]; - pdf_dev_transform(&p0, &M); - p1.y = stack[top--]; - p1.x = stack[top--]; - pdf_dev_transform(&p1, &M); - p2.y = stack[top--]; - p2.x = stack[top--]; - pdf_dev_transform(&p2, &M); - pdf_dev_curveto(p2.x, p2.y, p1.x, p1.y, p0.x, p0.y); - break; - case OP_CLOSEPATH: - pdf_dev_closepath(); - break; - case OP_LINETO: - if (top < 1) - return -1; - p0.y = stack[top--]; - p0.x = stack[top--]; - pdf_dev_transform(&p0, &M); - pdf_dev_lineto(p0.x, p0.y); - break; - case OP_MOVETO: - if (top < 1) - return -1; - p0.y = stack[top--]; - p0.x = stack[top--]; - pdf_dev_transform(&p0, &M); - pdf_dev_moveto(p0.x, p0.y); - break; - case OP_NOOP: - pdf_doc_add_page_content(" n", 2); - break; - case OP_GSAVE: - depth++; - break; - case OP_GRESTORE: - depth--; - break; - case OP_CURVETO1: - if (top < 3) - return -1; - p0.y = stack[top--]; - p0.x = stack[top--]; - pdf_dev_transform(&p0, &M); - p1.y = stack[top--]; - p1.x = stack[top--]; - pdf_dev_transform(&p1, &M); - pdf_dev_vcurveto(p1.x, p1.y, p0.x, p0.y); - break; - case OP_CURVETO2: - if (top < 3) - return -1; - p0.y = stack[top--]; - p0.x = stack[top--]; - pdf_dev_transform(&p0, &M); - p1.y = stack[top--]; - p1.x = stack[top--]; - pdf_dev_transform(&p1, &M); - pdf_dev_ycurveto(p1.x, p1.y, p0.x, p0.y); - break; - default: - return -1; - } - } - } - free(save_path); - - pdf_release_obj(contents); - pdf_close(pf); - - return 0; -} - -#define WBUF_SIZE 4096 -#if HAVE_ZLIB -static int -add_stream_flate (pdf_obj *dst, const void *data, long len) -{ - z_stream z; - Bytef wbuf[WBUF_SIZE]; - - z.zalloc = Z_NULL; z.zfree = Z_NULL; z.opaque = Z_NULL; - - z.next_in = (z_const Bytef *) data; z.avail_in = len; - z.next_out = (Bytef *) wbuf; z.avail_out = WBUF_SIZE; - - if (inflateInit(&z) != Z_OK) { - WARN("inflateInit() failed."); - return -1; - } - - for (;;) { - int status; - status = inflate(&z, Z_NO_FLUSH); - if (status == Z_STREAM_END) - break; - else if (status != Z_OK) { - WARN("inflate() failed. Broken PDF file?"); - inflateEnd(&z); - return -1; - } - - if (z.avail_out == 0) { - pdf_add_stream(dst, wbuf, WBUF_SIZE); - z.next_out = wbuf; - z.avail_out = WBUF_SIZE; - } - } - - if (WBUF_SIZE - z.avail_out > 0) - pdf_add_stream(dst, wbuf, WBUF_SIZE - z.avail_out); - - return (inflateEnd(&z) == Z_OK ? 0 : -1); -} -#endif - -static int -concat_stream (pdf_obj *dst, pdf_obj *src) -{ - const char *stream_data; - long stream_length; - pdf_obj *stream_dict; - pdf_obj *filter; - - if (!PDF_OBJ_STREAMTYPE(dst) || !PDF_OBJ_STREAMTYPE(src)) - ERROR("Invalid type."); - - stream_data = pdf_stream_dataptr(src); - stream_length = pdf_stream_length (src); - stream_dict = pdf_stream_dict (src); - - if (pdf_lookup_dict(stream_dict, "DecodeParms")) { - WARN("DecodeParams not supported."); - return -1; - } - - filter = pdf_lookup_dict(stream_dict, "Filter"); - if (!filter) { - pdf_add_stream(dst, stream_data, stream_length); - return 0; -#if HAVE_ZLIB - } else { - char *filter_name; - if (PDF_OBJ_NAMETYPE(filter)) { - filter_name = pdf_name_value(filter); - if (filter_name && !strcmp(filter_name, "FlateDecode")) - return add_stream_flate(dst, stream_data, stream_length); - else { - WARN("DecodeFilter \"%s\" not supported.", filter_name); - return -1; - } - } else if (PDF_OBJ_ARRAYTYPE(filter)) { - if (pdf_array_length(filter) > 1) { - WARN("Multiple DecodeFilter not supported."); - return -1; - } else { - filter_name = pdf_name_value(pdf_get_array(filter, 0)); - if (filter_name && !strcmp(filter_name, "FlateDecode")) - return add_stream_flate(dst, stream_data, stream_length); - else { - WARN("DecodeFilter \"%s\" not supported.", filter_name); - return -1; - } - } - } else - ERROR("Broken PDF file?"); -#endif /* HAVE_ZLIB */ - } - - return -1; -} -#endif diff --git a/Build/source/texk/dvipdf-x/xsrc/epdf.h b/Build/source/texk/dvipdf-x/xsrc/epdf.h deleted file mode 100644 index 2740bfc3cd3..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/epdf.h +++ /dev/null @@ -1,42 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2013 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#ifndef _EPDF_H_ -#define _EPDF_H_ - -#include "mfileio.h" -#include "pdfximage.h" - -#define pdfbox_crop 1 -#define pdfbox_media 2 -#define pdfbox_bleed 3 -#define pdfbox_trim 4 -#define pdfbox_art 5 - -extern int pdf_copy_clip (FILE *image_file, int page_index, double x_user, double y_user); - -extern int pdf_include_page (pdf_ximage *ximage, FILE *file, - const char *filename); - -#endif /* _EPDF_H_ */ diff --git a/Build/source/texk/dvipdf-x/xsrc/error.c b/Build/source/texk/dvipdf-x/xsrc/error.c deleted file mode 100644 index d9070f5350b..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/error.c +++ /dev/null @@ -1,92 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#include <stdarg.h> -#include <stdio.h> - -#include "error.h" - -#define DPX_MESG 0 -#define DPX_MESG_WARN 1 -#define DPX_MESG_ERROR 2 - -static int _mesg_type = DPX_MESG; -#define WANT_NEWLINE() (_mesg_type != DPX_MESG_WARN && _mesg_type != DPX_MESG_ERROR) - -static int really_quiet = 0; - -void -shut_up (int quietness) -{ - really_quiet = quietness; -} - -void -MESG (const char *fmt, ...) -{ - va_list argp; - - if (really_quiet < 1) { - va_start(argp, fmt); - vfprintf(stderr, fmt, argp); - va_end(argp); - _mesg_type = DPX_MESG; - } -} - -void -WARN (const char *fmt, ...) -{ - va_list argp; - - if (really_quiet < 2) { - if (WANT_NEWLINE()) - fprintf(stderr, "\n"); - fprintf(stderr, "** WARNING ** "); - va_start(argp, fmt); - vfprintf(stderr, fmt, argp); - va_end(argp); - fprintf(stderr, "\n"); - - _mesg_type = DPX_MESG_WARN; - } -} - -void -ERROR (const char *fmt, ...) -{ - va_list argp; - - if (really_quiet < 3) { - if (WANT_NEWLINE()) - fprintf(stderr, "\n"); - fprintf(stderr, "** ERROR ** "); - va_start(argp, fmt); - vfprintf(stderr, fmt, argp); - va_end(argp); - fprintf(stderr, "\n"); - } - error_cleanup(); - exit( 1 ); -} diff --git a/Build/source/texk/dvipdf-x/xsrc/error.h b/Build/source/texk/dvipdf-x/xsrc/error.h deleted file mode 100644 index a4dbb6bb39f..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/error.h +++ /dev/null @@ -1,46 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#ifndef _ERROR_H_ -#define _ERROR_H_ - -#include "system.h" - -extern void error_cleanup (void); - -#define FATAL_ERROR -1 -#define NO_ERROR 0 - -#include <assert.h> -#include <stdio.h> - -extern void shut_up (int quietness); - -extern void ERROR (const char *fmt, ...); -extern void MESG (const char *fmt, ...); -extern void WARN (const char *fmt, ...); - -#define ASSERT(e) assert(e) - -#endif /* _ERROR_H_ */ diff --git a/Build/source/texk/dvipdf-x/xsrc/fontmap.c b/Build/source/texk/dvipdf-x/xsrc/fontmap.c deleted file mode 100644 index 044dea7d803..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/fontmap.c +++ /dev/null @@ -1,1513 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#if HAVE_CONFIG_H -#include "config.h" -#endif - -#include "system.h" -#include "mem.h" -#include "error.h" - -#include "dpxfile.h" -#include "dpxutil.h" - -#include "subfont.h" - -#include "fontmap.h" - -#ifdef XETEX -#include "ft2build.h" -#include FT_FREETYPE_H -#endif - -/* CIDFont */ -static char *strip_options (const char *map_name, fontmap_opt *opt); - -static int verbose = 0; -void -pdf_fontmap_set_verbose (void) -{ - verbose++; -} - - -void -pdf_init_fontmap_record (fontmap_rec *mrec) -{ - ASSERT(mrec); - - mrec->map_name = NULL; - - /* SFD char mapping */ - mrec->charmap.sfd_name = NULL; - mrec->charmap.subfont_id = NULL; - /* for OFM */ - mrec->opt.mapc = -1; /* compatibility */ - - mrec->font_name = NULL; - mrec->enc_name = NULL; - - mrec->opt.slant = 0.0; - mrec->opt.extend = 1.0; - mrec->opt.bold = 0.0; - - mrec->opt.flags = 0; - - mrec->opt.design_size = -1.0; - - mrec->opt.tounicode = NULL; - mrec->opt.otl_tags = NULL; /* deactivated */ - mrec->opt.index = 0; - mrec->opt.charcoll = NULL; - mrec->opt.style = FONTMAP_STYLE_NONE; - mrec->opt.stemv = -1; /* not given explicitly by an option */ - -#ifdef XETEX - mrec->opt.ft_face = NULL; -#endif -} - -void -pdf_clear_fontmap_record (fontmap_rec *mrec) -{ - ASSERT(mrec); - - if (mrec->map_name) - RELEASE(mrec->map_name); - if (mrec->charmap.sfd_name) - RELEASE(mrec->charmap.sfd_name); - if (mrec->charmap.subfont_id) - RELEASE(mrec->charmap.subfont_id); - if (mrec->enc_name) - RELEASE(mrec->enc_name); - if (mrec->font_name) - RELEASE(mrec->font_name); - - if (mrec->opt.tounicode) - RELEASE(mrec->opt.tounicode); - if (mrec->opt.otl_tags) - RELEASE(mrec->opt.otl_tags); - if (mrec->opt.charcoll) - RELEASE(mrec->opt.charcoll); - pdf_init_fontmap_record(mrec); -} - -/* strdup: just returns NULL for NULL */ -static char * -mstrdup (const char *s) -{ - char *r; - if (!s) - return NULL; - r = NEW(strlen(s) + 1, char); - strcpy(r, s); - return r; -} - -static void -pdf_copy_fontmap_record (fontmap_rec *dst, const fontmap_rec *src) -{ - ASSERT( dst && src ); - - dst->map_name = mstrdup(src->map_name); - - dst->charmap.sfd_name = mstrdup(src->charmap.sfd_name); - dst->charmap.subfont_id = mstrdup(src->charmap.subfont_id); - - dst->font_name = mstrdup(src->font_name); - dst->enc_name = mstrdup(src->enc_name); - - dst->opt.slant = src->opt.slant; - dst->opt.extend = src->opt.extend; - dst->opt.bold = src->opt.bold; - - dst->opt.flags = src->opt.flags; - dst->opt.mapc = src->opt.mapc; - - dst->opt.tounicode = mstrdup(src->opt.tounicode); - dst->opt.otl_tags = mstrdup(src->opt.otl_tags); - dst->opt.index = src->opt.index; - dst->opt.charcoll = mstrdup(src->opt.charcoll); - dst->opt.style = src->opt.style; - dst->opt.stemv = src->opt.stemv; - -#ifdef XETEX - dst->opt.ft_face = src->opt.ft_face; -#endif -} - - -static void -hval_free (void *vp) -{ - fontmap_rec *mrec = (fontmap_rec *) vp; - pdf_clear_fontmap_record(mrec); - RELEASE(mrec); -} - - -static void -fill_in_defaults (fontmap_rec *mrec, const char *tex_name) -{ - if (mrec->enc_name && - (!strcmp(mrec->enc_name, "default") || - !strcmp(mrec->enc_name, "none"))) { - RELEASE(mrec->enc_name); - mrec->enc_name = NULL; - } - if (mrec->font_name && - (!strcmp(mrec->font_name, "default") || - !strcmp(mrec->font_name, "none"))) { - RELEASE(mrec->font_name); - mrec->font_name = NULL; - } - /* We *must* fill font_name either explicitly or by default */ - if (!mrec->font_name) { - mrec->font_name = NEW(strlen(tex_name)+1, char); - strcpy(mrec->font_name, tex_name); - } - - mrec->map_name = NEW(strlen(tex_name)+1, char); - strcpy(mrec->map_name, tex_name); - -#ifndef WITHOUT_COMPAT - /* Use "UCS" character collection for Unicode SFD - * and Identity CMap combination. For backward - * compatibility. - */ - if (mrec->charmap.sfd_name && mrec->enc_name && - !mrec->opt.charcoll) { - if ((!strcmp(mrec->enc_name, "Identity-H") || - !strcmp(mrec->enc_name, "Identity-V")) - && - (strstr(mrec->charmap.sfd_name, "Uni") || - strstr(mrec->charmap.sfd_name, "UBig") || - strstr(mrec->charmap.sfd_name, "UBg") || - strstr(mrec->charmap.sfd_name, "UGB") || - strstr(mrec->charmap.sfd_name, "UKS") || - strstr(mrec->charmap.sfd_name, "UJIS"))) { - mrec->opt.charcoll = NEW(strlen("UCS")+1, char); - strcpy(mrec->opt.charcoll, "UCS"); - } - } -#endif /* WITHOUT_COMPAT */ - - return; -} - -static char * -readline (char *buf, int buf_len, FILE *fp) -{ - char *p, *q; - ASSERT( buf && buf_len > 0 && fp ); - p = mfgets(buf, buf_len, fp); - if (!p) - return NULL; - q = strchr(p, '%'); /* we don't have quoted string */ - if (q) - *q = '\0'; - return p; -} - -#ifndef ISBLANK -# define ISBLANK(c) ((c) == ' ' || (c) == '\t') -#endif -static void -skip_blank (const char **pp, const char *endptr) -{ - const char *p = *pp; - if (!p || p >= endptr) - return; - for ( ; p < endptr && ISBLANK(*p); p++); - *pp = p; -} - -static char * -parse_string_value (const char **pp, const char *endptr) -{ - char *q = NULL; - const char *p = *pp; - int n; - - if (!p || p >= endptr) - return NULL; - if (*p == '"') - q = parse_c_string(&p, endptr); - else { - for (n = 0; p < endptr && !isspace(*p); p++, n++); - if (n == 0) - return NULL; - q = NEW(n + 1, char); - memcpy(q, *pp, n); q[n] = '\0'; - } - - *pp = p; - return q; -} - -/* no preceeding spaces allowed */ -static char * -parse_integer_value (const char **pp, const char *endptr, int base) -{ - char *q; - const char *p = *pp; - int has_sign = 0, has_prefix = 0, n; - - ASSERT( base == 0 || (base >= 2 && base <= 36) ); - - if (!p || p >= endptr) - return NULL; - - if (*p == '-' || *p == '+') { - p++; has_sign = 1; - } - if ((base == 0 || base == 16) && - p + 2 <= endptr && - p[0] == '0' && p[1] == 'x') { - p += 2; has_prefix = 1; - } - if (base == 0) { - if (has_prefix) - base = 16; - else if (p < endptr && *p == '0') - base = 8; - else { - base = 10; - } - } -#define ISDIGIT_WB(c,b) ( \ - ((b) <= 10 && (c) >= '0' && (c) < '0' + (b)) || \ - ((b) > 10 && ( \ - ((c) >= '0' && (c) <= '9') || \ - ((c) >= 'a' && (c) < 'a' + ((b) - 10)) || \ - ((c) >= 'A' && (c) < 'A' + ((b) - 10)) \ - ) \ - ) \ -) - for (n = 0; p < endptr && ISDIGIT_WB(*p, base); p++, n++); - if (n == 0) - return NULL; - if (has_sign) - n += 1; - if (has_prefix) - n += 2; - - q = NEW(n + 1, char); - memcpy(q, *pp, n); q[n] = '\0'; - - *pp = p; - return q; -} - -static int -fontmap_parse_mapdef_dpm (fontmap_rec *mrec, - const char *mapdef, const char *endptr) -{ - const char *p = mapdef; - - /* - * Parse record line in map file. First two fields (after TeX font - * name) are position specific. Arguments start at the first token - * beginning with a '-'. - * - * NOTE: - * Dvipdfm basically uses parse_ident() for parsing enc_name, - * font_name, and other string values which assumes PostScript-like - * syntax. - * skip_white() skips '\r' and '\n' but they should terminate - * fontmap line here. - */ - - skip_blank(&p, endptr); - /* encoding field */ - if (p < endptr && *p != '-') { /* May be NULL */ - mrec->enc_name = parse_string_value(&p, endptr); - skip_blank(&p, endptr); - } - - /* fontname or font filename field */ - if (p < endptr && *p != '-') { /* May be NULL */ - mrec->font_name = parse_string_value(&p, endptr); - skip_blank(&p, endptr); - } - if (mrec->font_name) { - char *tmp; - /* Several options are encoded in font_name for - * compatibility with dvipdfm. - */ - tmp = strip_options(mrec->font_name, &mrec->opt); - if (tmp) { - RELEASE(mrec->font_name); - mrec->font_name = tmp; - } - } - - skip_blank(&p, endptr); - /* Parse any remaining arguments */ - while (p + 1 < endptr && - *p != '\r' && *p != '\n' && *p == '-') { - char *q, mopt = p[1]; - long v; - - p += 2; skip_blank(&p, endptr); - switch (mopt) { - - case 's': /* Slant option */ - q = parse_float_decimal(&p, endptr); - if (!q) { - WARN("Missing a number value for 's' option."); - return -1; - } - mrec->opt.slant = atof(q); - RELEASE(q); - break; - - case 'e': /* Extend option */ - q = parse_float_decimal(&p, endptr); - if (!q) { - WARN("Missing a number value for 'e' option."); - return -1; - } - mrec->opt.extend = atof(q); - if (mrec->opt.extend <= 0.0) { - WARN("Invalid value for 'e' option: %s", q); - return -1; - } - RELEASE(q); - break; - - case 'b': /* Fake-bold option */ - q = parse_float_decimal(&p, endptr); - if (!q) { - WARN("Missing a number value for 'b' option."); - return -1; - } - mrec->opt.bold = atof(q); - if (mrec->opt.bold <= 0.0) { - WARN("Invalid value for 'b' option: %s", q); - return -1; - } - RELEASE(q); - break; - - case 'r': /* Remap option; obsolete; just ignore */ - break; - - case 'i': /* TTC index */ - q = parse_integer_value(&p, endptr, 10); - if (!q) { - WARN("Missing TTC index number..."); - return -1; - } - mrec->opt.index = atoi(q); - if (mrec->opt.index < 0) { - WARN("Invalid TTC index number: %s", q); - return -1; - } - RELEASE(q); - break; - - case 'p': /* UCS plane: just for testing */ - q = parse_integer_value(&p, endptr, 0); - if (!q) { - WARN("Missing a number for 'p' option."); - return -1; - } - v = strtol(q, NULL, 0); - if (v < 0 || v > 16) - WARN("Invalid value for option 'p': %s", q); - else { - mrec->opt.mapc = v << 16; - } - RELEASE(q); - break; - - case 'u': /* ToUnicode */ - q = parse_string_value(&p, endptr); - if (q) - mrec->opt.tounicode = q; - else { - WARN("Missing string value for option 'u'."); - return -1; - } - break; - - case 'v': /* StemV */ - q = parse_integer_value(&p, endptr, 10); - if (!q) { - WARN("Missing a number for 'v' option."); - return -1; - } - mrec->opt.stemv = strtol(q, NULL, 0); - RELEASE(q); - break; - - /* Omega uses both single-byte and double-byte set_char command - * even for double-byte OFMs. This confuses CMap decoder. - */ - case 'm': - /* Map single bytes char 0xab to double byte char 0xcdab */ - if (p + 4 <= endptr && - p[0] == '<' && p[3] == '>') { - p++; - q = parse_integer_value(&p, endptr, 16); - if (!q) { - WARN("Invalid value for option 'm'."); - return -1; - } else if (p < endptr && *p != '>') { - WARN("Invalid value for option 'm': %s", q); - RELEASE(q); - return -1; - } - v = strtol(q, NULL, 16); - mrec->opt.mapc = ((v << 8) & 0x0000ff00L); - RELEASE(q); p++; - } else if (p + 4 <= endptr && - !memcmp(p, "sfd:", strlen("sfd:"))) { - char *r; - const char *rr; - /* SFD mapping: sfd:Big5,00 */ - p += 4; skip_blank(&p, endptr); - q = parse_string_value(&p, endptr); - if (!q) { - WARN("Missing value for option 'm'."); - return -1; - } - r = strchr(q, ','); - if (!r) { - WARN("Invalid value for option 'm': %s", q); - RELEASE(q); - return -1; - } - *r = 0; rr = ++r; skip_blank(&rr, r + strlen(r)); - if (*rr == '\0') { - WARN("Invalid value for option 'm': %s,", q); - RELEASE(q); - return -1; - } - mrec->charmap.sfd_name = mstrdup(q); - mrec->charmap.subfont_id = mstrdup(rr); - RELEASE(q); - } else if (p + 4 < endptr && - !memcmp(p, "pad:", strlen("pad:"))) { - p += 4; skip_blank(&p, endptr); - q = parse_integer_value(&p, endptr, 16); - if (!q) { - WARN("Invalid value for option 'm'."); - return -1; - } else if (p < endptr && !isspace(*p)) { - WARN("Invalid value for option 'm': %s", q); - RELEASE(q); - return -1; - } - v = strtol(q, NULL, 16); - mrec->opt.mapc = ((v << 8) & 0x0000ff00L); - RELEASE(q); - } else { - WARN("Invalid value for option 'm'."); - return -1; - } - break; - - case 'w': /* Writing mode (for unicode encoding) */ - if (!mrec->enc_name || - strcmp(mrec->enc_name, "unicode")) { - WARN("Fontmap option 'w' meaningless for encoding other than \"unicode\"."); - return -1; - } - q = parse_integer_value(&p, endptr, 10); - if (!q) { - WARN("Missing wmode value..."); - return -1; - } - if (atoi(q) == 1) - mrec->opt.flags |= FONTMAP_OPT_VERT; - else if (atoi(q) == 0) - mrec->opt.flags &= ~FONTMAP_OPT_VERT; - else { - WARN("Invalid value for option 'w': %s", q); - } - RELEASE(q); - break; - - default: - WARN("Unrecognized font map option: '%c'", mopt); - return -1; - break; - } - skip_blank(&p, endptr); - } - - if (p < endptr && *p != '\r' && *p != '\n') { - WARN("Invalid char in fontmap line: %c", *p); - return -1; - } - - return 0; -} - - -/* Parse record line in map file of DVIPS/pdfTeX format. */ -static int -fontmap_parse_mapdef_dps (fontmap_rec *mrec, - const char *mapdef, const char *endptr) -{ - const char *p = mapdef; - char *q; - - skip_blank(&p, endptr); - - /* The first field (after TFM name) must be PostScript name. */ - /* However, pdftex.map allows a line without PostScript name. */ - - if (*p != '"' && *p != '<') { - if (p < endptr) { - q = parse_string_value(&p, endptr); - if (q) RELEASE(q); - skip_blank(&p, endptr); - } else { - WARN("Missing a PostScript font name."); - return -1; - } - } - - if (p >= endptr) return 0; - - /* Parse any remaining arguments */ - while (p < endptr && *p != '\r' && *p != '\n' && (*p == '<' || *p == '"')) { - switch (*p) { - case '<': /* encoding or fontfile field */ - if (++p < endptr && *p == '[') p++; /*skip */ - skip_blank(&p, endptr); - if ((q = parse_string_value(&p, endptr))) { - int n = strlen(q); - if (n > 4 && strncmp(q+n-4, ".enc", 4) == 0) - mrec->enc_name = q; - else - mrec->font_name = q; - } - skip_blank(&p, endptr); - break; - - case '"': /* Options */ - if ((q = parse_string_value(&p, endptr))) { - const char *r = q, *e = q+strlen(q); - char *s, *t; - skip_blank(&r, e); - while (r < e) { - if ((s = parse_float_decimal(&r, e))) { - skip_blank(&r, e); - if ((t = parse_string_value(&r, e))) { - if (strcmp(t, "SlantFont") == 0) - mrec->opt.slant = atof(s); - else if (strcmp(t, "ExtendFont") == 0) - mrec->opt.extend = atof(s); - RELEASE(t); - } - RELEASE(s); - } else if ((s = parse_string_value(&r, e))) { /* skip */ - RELEASE(s); - } - skip_blank(&r, e); - } - RELEASE(q); - } - skip_blank(&p, endptr); - break; - - default: - WARN("Found an invalid entry: %s", p); - return -1; - break; - } - skip_blank(&p, endptr); - } - - if (p < endptr && *p != '\r' && *p != '\n') { - WARN("Invalid char in fontmap line: %c", *p); - return -1; - } - - return 0; -} - - -static struct ht_table *fontmap = NULL; - -#define fontmap_invalid(m) (!(m) || !(m)->map_name || !(m)->font_name) -static char * -chop_sfd_name (const char *tex_name, char **sfd_name) -{ - char *fontname; - char *p, *q; - int m, n, len; - - *sfd_name = NULL; - - p = strchr(tex_name, '@'); - if (!p || - p[1] == '\0' || p == tex_name) { - return NULL; - } - m = (int) (p - tex_name); - p++; - q = strchr(p, '@'); - if (!q || q == p) { - return NULL; - } - n = (int) (q - p); - q++; - - len = strlen(tex_name) - n; - fontname = NEW(len+1, char); - memcpy(fontname, tex_name, m); - fontname[m] = '\0'; - if (*q) - strcat(fontname, q); - - *sfd_name = NEW(n+1, char); - memcpy(*sfd_name, p, n); - (*sfd_name)[n] = '\0'; - - return fontname; -} - -static char * -make_subfont_name (const char *map_name, const char *sfd_name, const char *sub_id) -{ - char *tfm_name; - int n, m; - char *p, *q; - - p = strchr(map_name, '@'); - if (!p || p == map_name) - return NULL; - m = (int) (p - map_name); - q = strchr(p + 1, '@'); - if (!q || q == p + 1) - return NULL; - n = (int) (q - p) + 1; /* including two '@' */ - if (strlen(sfd_name) != n - 2 || - memcmp(p + 1, sfd_name, n - 2)) - return NULL; - tfm_name = NEW(strlen(map_name) - n + strlen(sub_id) + 1, char); - memcpy(tfm_name, map_name, m); - tfm_name[m] = '\0'; - strcat(tfm_name, sub_id); - if (q[1]) /* not ending with '@' */ - strcat(tfm_name, q + 1); - - return tfm_name; -} - -/* "foo@A@ ..." is expanded to - * fooab ... -m sfd:A,ab - * ... - * fooyz ... -m sfd:A,yz - * where 'ab' ... 'yz' is subfont IDs in SFD 'A'. - */ -int -pdf_append_fontmap_record (const char *kp, const fontmap_rec *vp) -{ - fontmap_rec *mrec; - char *fnt_name, *sfd_name = NULL; - - if (!kp || fontmap_invalid(vp)) { - WARN("Invalid fontmap record..."); - return -1; - } - - if (verbose > 3) - MESG("fontmap>> append key=\"%s\"...", kp); - - fnt_name = chop_sfd_name(kp, &sfd_name); - if (fnt_name && sfd_name) { - char *tfm_name; - char **subfont_ids; - int n = 0; - subfont_ids = sfd_get_subfont_ids(sfd_name, &n); - if (!subfont_ids) - return -1; - while (n-- > 0) { - tfm_name = make_subfont_name(kp, sfd_name, subfont_ids[n]); - if (!tfm_name) - continue; - mrec = ht_lookup_table(fontmap, tfm_name, strlen(tfm_name)); - if (!mrec) { - mrec = NEW(1, fontmap_rec); - pdf_init_fontmap_record(mrec); - mrec->map_name = mstrdup(kp); /* link */ - mrec->charmap.sfd_name = mstrdup(sfd_name); - mrec->charmap.subfont_id = mstrdup(subfont_ids[n]); - ht_insert_table(fontmap, tfm_name, strlen(tfm_name), mrec); - } - RELEASE(tfm_name); - } - RELEASE(fnt_name); - RELEASE(sfd_name); - } - - mrec = ht_lookup_table(fontmap, kp, strlen(kp)); - if (!mrec) { - mrec = NEW(1, fontmap_rec); - pdf_copy_fontmap_record(mrec, vp); - if (mrec->map_name && !strcmp(kp, mrec->map_name)) { - RELEASE(mrec->map_name); - mrec->map_name = NULL; - } - ht_insert_table(fontmap, kp, strlen(kp), mrec); - } - if (verbose > 3) - MESG("\n"); - - return 0; -} - -int -pdf_remove_fontmap_record (const char *kp) -{ - char *fnt_name, *sfd_name = NULL; - - if (!kp) - return -1; - - if (verbose > 3) - MESG("fontmap>> remove key=\"%s\"...", kp); - - fnt_name = chop_sfd_name(kp, &sfd_name); - if (fnt_name && sfd_name) { - char *tfm_name; - char **subfont_ids; - int n = 0; - subfont_ids = sfd_get_subfont_ids(sfd_name, &n); - if (!subfont_ids) - return -1; - if (verbose > 3) - MESG("\nfontmap>> Expand @%s@:", sfd_name); - while (n-- > 0) { - tfm_name = make_subfont_name(kp, sfd_name, subfont_ids[n]); - if (!tfm_name) - continue; - if (verbose > 3) - MESG(" %s", tfm_name); - ht_remove_table(fontmap, tfm_name, strlen(tfm_name)); - RELEASE(tfm_name); - } - RELEASE(fnt_name); - RELEASE(sfd_name); - } - - ht_remove_table(fontmap, kp, strlen(kp)); - - if (verbose > 3) - MESG("\n"); - - return 0; -} - -int -pdf_insert_fontmap_record (const char *kp, const fontmap_rec *vp) -{ - fontmap_rec *mrec; - char *fnt_name, *sfd_name; - - if (!kp || fontmap_invalid(vp)) { - WARN("Invalid fontmap record..."); - return -1; - } - - if (verbose > 3) - MESG("fontmap>> insert key=\"%s\"...", kp); - - fnt_name = chop_sfd_name(kp, &sfd_name); - if (fnt_name && sfd_name) { - char *tfm_name; - char **subfont_ids; - int n = 0; - subfont_ids = sfd_get_subfont_ids(sfd_name, &n); - if (!subfont_ids) { - RELEASE(fnt_name); - RELEASE(sfd_name); - return -1; - } - if (verbose > 3) - MESG("\nfontmap>> Expand @%s@:", sfd_name); - while (n-- > 0) { - tfm_name = make_subfont_name(kp, sfd_name, subfont_ids[n]); - if (!tfm_name) - continue; - if (verbose > 3) - MESG(" %s", tfm_name); - mrec = NEW(1, fontmap_rec); - pdf_init_fontmap_record(mrec); - mrec->map_name = mstrdup(kp); /* link to this entry */ - mrec->charmap.sfd_name = mstrdup(sfd_name); - mrec->charmap.subfont_id = mstrdup(subfont_ids[n]); - ht_insert_table(fontmap, tfm_name, strlen(tfm_name), mrec); - RELEASE(tfm_name); - } - RELEASE(fnt_name); - RELEASE(sfd_name); - } - - mrec = NEW(1, fontmap_rec); - pdf_copy_fontmap_record(mrec, vp); - if (mrec->map_name && !strcmp(kp, mrec->map_name)) { - RELEASE(mrec->map_name); - mrec->map_name = NULL; - } - ht_insert_table(fontmap, kp, strlen(kp), mrec); - - if (verbose > 3) - MESG("\n"); - - return 0; -} - - -int -pdf_read_fontmap_line (fontmap_rec *mrec, const char *mline, long mline_len, int format) -{ - int error; - char *q; - const char *p, *endptr; - - ASSERT(mrec); - - p = mline; - endptr = p + mline_len; - - skip_blank(&p, endptr); - if (p >= endptr) - return -1; - - q = parse_string_value(&p, endptr); - if (!q) - return -1; - - if (format > 0) /* DVIPDFM format */ - error = fontmap_parse_mapdef_dpm(mrec, p, endptr); - else /* DVIPS/pdfTeX format */ - error = fontmap_parse_mapdef_dps(mrec, p, endptr); - if (!error) { - char *fnt_name, *sfd_name = NULL; - fnt_name = chop_sfd_name(q, &sfd_name); - if (fnt_name && sfd_name) { - if (!mrec->font_name) { - /* In the case of subfonts, the base name (before the character '@') - * will be used as a font_name by default. - * Otherwise tex_name will be used as a font_name by default. - */ - mrec->font_name = fnt_name; - } else { - RELEASE(fnt_name); - } - if (mrec->charmap.sfd_name) - RELEASE(mrec->charmap.sfd_name); - mrec->charmap.sfd_name = sfd_name ; - } - fill_in_defaults(mrec, q); - } - RELEASE(q); - - return error; -} - -/* DVIPS/pdfTeX fontmap line if one of the following three cases found: - * - * (1) any line including the character '"' - * (2) any line including the character '<' - * (3) if the line consists of two entries (tfmname and psname) - * - * DVIPDFM fontmap line otherwise. - */ -int -is_pdfm_mapline (const char *mline) /* NULL terminated. */ -{ - int n = 0; - const char *p, *endptr; - - if (strchr(mline, '"') || strchr(mline, '<')) - return -1; /* DVIPS/pdfTeX format */ - - p = mline; - endptr = p + strlen(mline); - - skip_blank(&p, endptr); - - while (p < endptr) { - /* Break if '-' preceeded by blanks is found. (DVIPDFM format) */ - if (*p == '-') return 1; - for (n++; p < endptr && !ISBLANK(*p); p++); - skip_blank(&p, endptr); - } - - /* Two entries: TFM_NAME PS_NAME only (DVIPS format) - * Otherwise (DVIPDFM format) */ - return (n == 2 ? 0 : 1); -} - -int -pdf_load_fontmap_file (const char *filename, int mode) -{ - fontmap_rec *mrec; - FILE *fp; - const char *p = NULL, *endptr; - long llen, lpos = 0; - int error = 0, format = 0; - - ASSERT(filename); - ASSERT(fontmap) ; - - if (verbose) - MESG("<FONTMAP:%s", filename); - - fp = DPXFOPEN(filename, DPX_RES_TYPE_FONTMAP); - if (!fp) { - WARN("Couldn't open font map file \"%s\".", filename); - return -1; - } - - while (!error && - (p = readline(work_buffer, WORK_BUFFER_SIZE, fp)) != NULL) { - int m; - - lpos++; - llen = strlen(work_buffer); - endptr = p + llen; - - skip_blank(&p, endptr); - if (p == endptr) - continue; - - m = is_pdfm_mapline(p); - - if (format * m < 0) { /* mismatch */ - WARN("Found a mismatched fontmap line %d from %s.", lpos, filename); - WARN("-- Ignore the current input buffer: %s", p); - continue; - } else - format += m; - - mrec = NEW(1, fontmap_rec); - pdf_init_fontmap_record(mrec); - - /* format > 0: DVIPDFM, format <= 0: DVIPS/pdfTeX */ - error = pdf_read_fontmap_line(mrec, p, llen, format); - if (error) { - WARN("Invalid map record in fontmap line %d from %s.", lpos, filename); - WARN("-- Ignore the current input buffer: %s", p); - pdf_clear_fontmap_record(mrec); - RELEASE(mrec); - continue; - } else { - switch (mode) { - case FONTMAP_RMODE_REPLACE: - pdf_insert_fontmap_record(mrec->map_name, mrec); - break; - case FONTMAP_RMODE_APPEND: - pdf_append_fontmap_record(mrec->map_name, mrec); - break; - case FONTMAP_RMODE_REMOVE: - pdf_remove_fontmap_record(mrec->map_name); - break; - } - } - pdf_clear_fontmap_record(mrec); - RELEASE(mrec); - } - DPXFCLOSE(fp); - - if (verbose) - MESG(">"); - - return error; -} - -#ifdef XETEX -static int -pdf_insert_native_fontmap_record (const char *name, const char *path, int index, FT_Face face, - int layout_dir, int extend, int slant, int embolden) -{ - char *fontmap_key; - fontmap_rec *mrec; - - ASSERT(name); - ASSERT(path || face); - - fontmap_key = malloc(strlen(name) + 40); // CHECK - sprintf(fontmap_key, "%s/%c/%d/%d/%d", name, layout_dir == 0 ? 'H' : 'V', extend, slant, embolden); - - if (verbose) - MESG("<NATIVE-FONTMAP:%s", fontmap_key); - - mrec = NEW(1, fontmap_rec); - pdf_init_fontmap_record(mrec); - - mrec->map_name = fontmap_key; - mrec->enc_name = mstrdup(layout_dir == 0 ? "Identity-H" : "Identity-V"); - mrec->font_name = (path != NULL) ? mstrdup(path) : NULL; - mrec->opt.index = index; - mrec->opt.ft_face = face; - if (layout_dir != 0) - mrec->opt.flags |= FONTMAP_OPT_VERT; - - fill_in_defaults(mrec, fontmap_key); - - mrec->opt.extend = extend / 65536.0; - mrec->opt.slant = slant / 65536.0; - mrec->opt.bold = embolden / 65536.0; - - pdf_insert_fontmap_record(mrec->map_name, mrec); - pdf_clear_fontmap_record(mrec); - RELEASE(mrec); - - if (verbose) - MESG(">"); - - return 0; -} - -static FT_Library ftLib; - -int -pdf_load_native_font (const char *ps_name, - int layout_dir, int extend, int slant, int embolden) -{ - const char *p; - char *filename = NEW(strlen(ps_name), char); - char *q = filename; - int index = 0; - FT_Face face = NULL; - int error = -1; - - if (ps_name[0] != '[') { - ERROR("Loading fonts by font name is not supported: %s", ps_name); - return error; - } - - if (FT_Init_FreeType(&ftLib) != 0) { - ERROR("FreeType initialization failed."); - return error; - } - -#ifdef WIN32 - for (p = ps_name + 1; *p && *p != ']'; ++p) { - if (*p == ':') { - if (p == ps_name+2 && isalpha(*(p-1)) && (*(p+1) == '/' || *(p+1) == '\\')) - *q++ = *p; - else - break; - } - else - *q++ = *p; - } -#else - for (p = ps_name + 1; *p && *p != ':' && *p != ']'; ++p) - *q++ = *p; -#endif - *q = 0; - if (*p == ':') { - ++p; - while (*p && *p != ']') - index = index * 10 + *p++ - '0'; - } - - /* try loading the filename directly */ - error = FT_New_Face(ftLib, filename, index, &face); - - /* if failed, try locating the file in the TEXMF tree */ - if ( error && - ( (q = dpx_find_opentype_file(filename)) != NULL - || (q = dpx_find_truetype_file(filename)) != NULL - || (q = dpx_find_type1_file(filename)) != NULL - || (q = dpx_find_dfont_file(filename)) != NULL) ) { - error = FT_New_Face(ftLib, q, index, &face); - RELEASE(q); - } - - if (error == 0) - error = pdf_insert_native_fontmap_record(ps_name, filename, index, face, - layout_dir, extend, slant, embolden); - RELEASE(filename); - return error; -} -#endif /* XETEX */ - -#if 0 -/* tfm_name="dmjhira10", map_name="dmj@DNP@10", sfd_name="DNP" - * --> sub_id="hira" - * Test if tfm_name can be really considered as subfont. - */ -static int -test_subfont (const char *tfm_name, const char *map_name, const char *sfd_name) -{ - int r = 0; - char **ids; - int n, m; - char *p = (char *) map_name; - char *q = (char *) tfm_name; - - ASSERT( tfm_name && map_name && sfd_name ); - - /* until first occurence of '@' */ - for ( ; *p && *q && *p == *q && *p != '@'; p++, q++); - if (*p != '@') - return 0; - p++; - /* compare sfd_name (should be always true here) */ - if (strlen(p) <= strlen(sfd_name) || - memcmp(p, sfd_name, strlen(sfd_name)) || - p[strlen(sfd_name)] != '@') - return 0; - /* check tfm_name follows second '@' */ - p += strlen(sfd_name) + 1; - if (*p) { - char *r = (char *) tfm_name; - r += strlen(tfm_name) - strlen(p); - if (strcmp(r, p)) - return 0; - } - /* Now 'p' is located at next to SFD name terminator - * (second '@') in map_name and 'q' is at first char - * of subfont_id substring in tfm_name. - */ - n = strlen(q) - strlen(p); /* length of subfont_id string */ - if (n <= 0) - return 0; - /* check if n-length substring 'q' is valid as subfont ID */ - ids = sfd_get_subfont_ids(sfd_name, &m); - if (!ids) - return 0; - while (!r && m-- > 0) { - if (strlen(ids[m]) == n && - !memcmp(q, ids[m], n)) { - r = 1; - } - } - - return r; -} -#endif /* 0 */ - - -fontmap_rec * -pdf_lookup_fontmap_record (const char *tfm_name) -{ - fontmap_rec *mrec = NULL; - - if (fontmap && tfm_name) - mrec = ht_lookup_table(fontmap, tfm_name, strlen(tfm_name)); - - return mrec; -} - - -void -pdf_init_fontmaps (void) -{ - fontmap = NEW(1, struct ht_table); - ht_init_table(fontmap, hval_free); -} - -void -pdf_close_fontmaps (void) -{ - if (fontmap) { - ht_clear_table(fontmap); - RELEASE(fontmap); - } - fontmap = NULL; - - release_sfd_record(); -} - -#if 0 -void -pdf_clear_fontmaps (void) -{ - pdf_close_fontmaps(); - pdf_init_fontmaps(); -} -#endif - -/* CIDFont options - * - * FORMAT: - * - * (:int:)?!?string(/string)?(,string)? - */ - -static char * -substr (const char **str, char stop) -{ - char *sstr; - const char *endptr; - - endptr = strchr(*str, stop); - if (!endptr || endptr == *str) - return NULL; - sstr = NEW(endptr-(*str)+1, char); - memcpy(sstr, *str, endptr-(*str)); - sstr[endptr-(*str)] = '\0'; - - *str = endptr+1; - return sstr; -} - -#include <ctype.h> -#define CID_MAPREC_CSI_DELIM '/' - -static char * -strip_options (const char *map_name, fontmap_opt *opt) -{ - char *font_name; - const char *p; - char *next = NULL; - int have_csi = 0, have_style = 0; - - ASSERT(opt); - - p = map_name; - font_name = NULL; - opt->charcoll = NULL; - opt->index = 0; - opt->style = FONTMAP_STYLE_NONE; - opt->flags = 0; - - if (*p == ':' && isdigit(*(p+1))) { - opt->index = (int) strtoul(p+1, &next, 10); - if (*next == ':') - p = next + 1; - else { - opt->index = 0; - } - } - if (*p == '!') { /* no-embedding */ - if (*(++p) == '\0') - ERROR("Invalid map record: %s (--> %s)", map_name, p); - opt->flags |= FONTMAP_OPT_NOEMBED; - } - - if ((next = strchr(p, CID_MAPREC_CSI_DELIM)) != NULL) { - if (next == p) - ERROR("Invalid map record: %s (--> %s)", map_name, p); - font_name = substr(&p, CID_MAPREC_CSI_DELIM); - have_csi = 1; - } else if ((next = strchr(p, ',')) != NULL) { - if (next == p) - ERROR("Invalid map record: %s (--> %s)", map_name, p); - font_name = substr(&p, ','); - have_style = 1; - } else { - font_name = NEW(strlen(p)+1, char); - strcpy(font_name, p); - } - - if (have_csi) { - if ((next = strchr(p, ',')) != NULL) { - opt->charcoll = substr(&p, ','); - have_style = 1; - } else if (p[0] == '\0') { - ERROR("Invalid map record: %s.", map_name); - } else { - opt->charcoll = NEW(strlen(p)+1, char); - strcpy(opt->charcoll, p); - } - } - - if (have_style) { - if (!strncmp(p, "BoldItalic", 10)) { - if (*(p+10)) - ERROR("Invalid map record: %s (--> %s)", map_name, p); - opt->style = FONTMAP_STYLE_BOLDITALIC; - } else if (!strncmp(p, "Bold", 4)) { - if (*(p+4)) - ERROR("Invalid map record: %s (--> %s)", map_name, p); - opt->style = FONTMAP_STYLE_BOLD; - } else if (!strncmp(p, "Italic", 6)) { - if (*(p+6)) - ERROR("Invalid map record: %s (--> %s)", map_name, p); - opt->style = FONTMAP_STYLE_ITALIC; - } - } - - return font_name; -} - -#if DPXTEST -static void -dump_fontmap_rec (const char *key, const fontmap_rec *mrec) -{ - fontmap_opt *opt = (fontmap_opt *) &mrec->opt; - - if (mrec->map_name) - fprintf(stdout, " <!-- subfont"); - else - fprintf(stdout, " <insert"); - fprintf(stdout, " id=\"%s\"", key); - if (mrec->map_name) - fprintf(stdout, " map-name=\"%s\"", mrec->map_name); - if (mrec->enc_name) - fprintf(stdout, " enc-name=\"%s\"", mrec->enc_name); - if (mrec->font_name) - fprintf(stdout, " font-name=\"%s\"", mrec->font_name); - if (mrec->charmap.sfd_name && mrec->charmap.subfont_id) { - fprintf(stdout, " charmap=\"sfd:%s,%s\"", - mrec->charmap.sfd_name, mrec->charmap.subfont_id); - } - if (opt->slant != 0.0) - fprintf(stdout, " font-slant=\"%g\"", opt->slant); - if (opt->extend != 1.0) - fprintf(stdout, " font-extend=\"%g\"", opt->extend); - if (opt->charcoll) - fprintf(stdout, " glyph-order=\"%s\"", opt->charcoll); - if (opt->tounicode) - fprintf(stdout, " tounicode=\"%s\"", opt->tounicode); - if (opt->index != 0) - fprintf(stdout, " ttc-index=\"%d\"", opt->index); - if (opt->flags & FONTMAP_OPT_NOEMBED) - fprintf(stdout, " embedding=\"no\""); - if (opt->mapc >= 0) { - fprintf(stdout, " charmap=\"pad:"); - if (opt->mapc > 0xffff) - fprintf(stdout, "%02x %02x", (opt->mapc >> 16) & 0xff, (opt->mapc >> 8) & 0xff); - else - fprintf(stdout, "%02x", (opt->mapc >> 8) & 0xff); - fprintf(stdout, "\""); - } - if (opt->flags & FONTMAP_OPT_VERT) - fprintf(stdout, " writing-mode=\"vertical\""); - if (opt->style != FONTMAP_STYLE_NONE) { - fprintf(stdout, " font-style=\""); - switch (opt->style) { - case FONTMAP_STYLE_BOLD: - fprintf(stdout, "bold"); - break; - case FONTMAP_STYLE_ITALIC: - fprintf(stdout, "italic"); - break; - case FONTMAP_STYLE_BOLDITALIC: - fprintf(stdout, "bolditalic"); - break; - } - fprintf(stdout, "\""); - } - if (mrec->map_name) - fprintf(stdout, " / -->\n"); - else - fprintf(stdout, " />\n"); -} - -void -dump_fontmaps (void) -{ - struct ht_iter iter; - fontmap_rec *mrec; - char key[128], *kp; - int kl; - - if (!fontmap) - return; - - fprintf(stdout, "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"); - fprintf(stdout, "<!DOCTYPE fontmap SYSTEM \"fontmap.dtd\">\n"); - fprintf(stdout, "<fontmap id=\"%s\">\n", "foo"); - if (ht_set_iter(fontmap, &iter) == 0) { - do { - kp = ht_iter_getkey(&iter, &kl); - mrec = ht_iter_getval(&iter); - if (kl > 127) - continue; - memcpy(key, kp, kl); key[kl] = 0; - dump_fontmap_rec(key, mrec); - } while (!ht_iter_next(&iter)); - } - ht_clear_iter(&iter); - fprintf(stdout, "</fontmap>\n"); - - return; -} - -void -test_fontmap_help (void) -{ - fprintf(stdout, "usage: fontmap [options] [mapfile...]\n"); - fprintf(stdout, "-l, --lookup string\n"); - fprintf(stdout, " Lookup fontmap entry for 'string' after loading mapfile(s).\n"); -} - -int -test_fontmap_main (int argc, char *argv[]) -{ - int i; - char *key = NULL; - - for (;;) { - int c, optidx = 0; - static struct option long_options[] = { - {"lookup", 1, 0, 'l'}, - {"help", 0, 0, 'h'}, - {0, 0, 0, 0} - }; - c = getopt_long(argc, argv, "l:h", long_options, &optidx); - if (c == -1) - break; - - switch (c) { - case 'l': - key = optarg; - break; - case 'h': - test_fontmap_help(); - return 0; - break; - default: - test_fontmap_help(); - return -1; - break; - } - } - - pdf_init_fontmaps(); - for (i = optind; i < argc; i++) - pdf_load_fontmap_file(argv[i], FONTMAP_RMODE_REPLACE); - - if (key == NULL) - dump_fontmaps(); - else { - fontmap_rec *mrec; - mrec = pdf_lookup_fontmap_record(key); - if (mrec) - dump_fontmap_rec(key, mrec); - else { - WARN("Fontmap entry \"%s\" not found.", key); - } - } - pdf_close_fontmaps(); - - return 0; -} -#endif /* DPXTEST */ diff --git a/Build/source/texk/dvipdf-x/xsrc/fontmap.h b/Build/source/texk/dvipdf-x/xsrc/fontmap.h deleted file mode 100644 index fee6f238fa5..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/fontmap.h +++ /dev/null @@ -1,109 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#ifndef _FONTMAP_H_ -#define _FONTMAP_H_ - -#define FONTMAP_RMODE_REPLACE 0 -#define FONTMAP_RMODE_APPEND '+' -#define FONTMAP_RMODE_REMOVE '-' - -#define FONTMAP_OPT_NOEMBED (1 << 1) -#define FONTMAP_OPT_VERT (1 << 2) - -#define FONTMAP_STYLE_NONE 0 -#define FONTMAP_STYLE_BOLD 1 -#define FONTMAP_STYLE_ITALIC 2 -#define FONTMAP_STYLE_BOLDITALIC 3 - -#ifdef XETEX -#include "ft2build.h" -#include FT_FREETYPE_H -#endif - -/* Options */ -typedef struct fontmap_opt { - /* Synthetic font */ - double slant, extend, bold; - /* comaptibility and other flags */ - long mapc, flags; - - char *otl_tags; /* currently unused */ - char *tounicode; /* not implemented yet */ - - double design_size; /* unused */ - - char *charcoll; /* Adobe-Japan1-4, etc. */ - int index; /* TTC index */ - int style; /* ,Bold, etc. */ - int stemv; /* StemV value especially for CJK fonts */ -#ifdef XETEX - FT_Face ft_face; -#endif -} fontmap_opt; - -typedef struct fontmap_rec { - char *map_name; - - char *font_name; - char *enc_name; - - /* Subfont mapping: translate 8-bit charcode to 16-bit charcode - * via SFD. - */ - struct { - char *sfd_name; - char *subfont_id; - } charmap; - - fontmap_opt opt; -} fontmap_rec; - -extern void pdf_fontmap_set_verbose (void); - -extern void pdf_init_fontmaps (void); -#if 0 -extern void pdf_clear_fontmaps (void); -#endif -extern void pdf_close_fontmaps (void); - -extern void pdf_init_fontmap_record (fontmap_rec *mrec); -extern void pdf_clear_fontmap_record (fontmap_rec *mrec); - -extern int pdf_load_fontmap_file (const char *filename, int mode); -extern int pdf_read_fontmap_line (fontmap_rec *mrec, const char *mline, long mline_strlen, int format); - -extern int pdf_append_fontmap_record (const char *kp, const fontmap_rec *mrec); -extern int pdf_remove_fontmap_record (const char *kp); -extern int pdf_insert_fontmap_record (const char *kp, const fontmap_rec *mrec); -extern fontmap_rec *pdf_lookup_fontmap_record (const char *kp); - -extern int is_pdfm_mapline (const char *mline); - -#ifdef XETEX -extern int pdf_load_native_font (const char *ps_name, - int layout_dir, int extend, int slant, int embolden); -#endif - -#endif /* _FONTMAP_H_ */ diff --git a/Build/source/texk/dvipdf-x/xsrc/jpegimage.c b/Build/source/texk/dvipdf-x/xsrc/jpegimage.c deleted file mode 100644 index 75d6607c2a0..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/jpegimage.c +++ /dev/null @@ -1,916 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - - -#if HAVE_CONFIG_H -#include "config.h" -#endif - -/* - * JPEG SUPPORT - * - * Accroding to Libjpeg document: - * - * CAUTION: it appears that Adobe Photoshop writes inverted data in CMYK - * JPEG files: 0 represents 100% ink coverage, rather than 0% ink as you'd - * expect.... - * - * To wrok with this problem, we must detect whether CMYK JPEG file is - * created by Photoshop. But there are no reliable way to determine this. - * - * According to Adobe Technical Note #5516, - * "Supporting the DCT Filters in PostScript Level 2", Section 18, p.27. - * - * DCTDecode ignores and skips any APPE marker segment does not begin with - * the `Adobe' 5-character string. - * - * PDF Reference Manual 4th ed., p.61-62. - * - * The JPEG filter implementation in Adobe Acrobat products does not - * support features of the JPEG standard that are irrelevant to images. - * In addition, certain choices have been made regarding reserved marker - * codes and other optional features of the standard. For details, see - * Adobe Technical Note #5116, Supporting the DCT Filters in PostScript - * Level 2. - */ - -#include "system.h" -#include "error.h" -#include "mem.h" - -#include "mfileio.h" -#include "numbers.h" - -#include "pdfobj.h" - -#include "jpegimage.h" -#include "pdfcolor.h" - -#include "pdfximage.h" - -#define JPEG_DEBUG_STR "JPEG" -#define JPEG_DEBUG 3 - -#ifdef HAVE_LIBJPEG -#include <jpeglib.h> -#endif /* HAVE_LIBJPEG */ - -/* JPEG Markers */ -typedef enum { - JM_SOF0 = 0xc0, - JM_SOF1 = 0xc1, - JM_SOF2 = 0xc2, - JM_SOF3 = 0xc3, - JM_SOF5 = 0xc5, - JM_DHT = 0xc4, - JM_SOF6 = 0xc6, - JM_SOF7 = 0xc7, - JM_SOF9 = 0xc9, - JM_SOF10 = 0xca, - JM_SOF11 = 0xcb, - JM_DAC = 0xcc, - JM_SOF13 = 0xcd, - JM_SOF14 = 0xce, - JM_SOF15 = 0xcf, - - JM_RST0 = 0xd0, - JM_RST1 = 0xd1, - JM_RST2 = 0xd2, - JM_RST3 = 0xd3, - JM_RST4 = 0xd4, - JM_RST5 = 0xd5, - JM_RST6 = 0xd6, - JM_RST7 = 0xd7, - - JM_SOI = 0xd8, - JM_EOI = 0xd9, - JM_SOS = 0xda, - JM_DQT = 0xdb, - JM_DNL = 0xdc, - JM_DRI = 0xdd, - JM_DHP = 0xde, - JM_EXP = 0xdf, - - JM_APP0 = 0xe0, - JM_APP1 = 0xe1, - JM_APP2 = 0xe2, - JM_APP14 = 0xee, - JM_APP15 = 0xef, - - JM_COM = 0xfe -} JPEG_marker; - -typedef enum { - JS_APPn_JFIF, - JS_APPn_ADOBE, - JS_APPn_ICC -} JPEG_APPn_sig; - -struct JPEG_APPn_JFIF /* APP0 */ -{ - unsigned short version; - unsigned char units; /* 0: only aspect ratio - * 1: dots per inch - * 2: dots per cm - */ - unsigned short Xdensity; - unsigned short Ydensity; - unsigned char Xthumbnail; - unsigned char Ythumbnail; - unsigned char *thumbnail; /* Thumbnail data. */ -}; - -struct JPEG_APPn_ICC /* APP2 */ -{ - unsigned char seq_id; - unsigned char num_chunks; - unsigned char *chunk; - - /* Length of ICC profile data in this chunk. */ - unsigned short length; -}; - -struct JPEG_APPn_Adobe /* APP14 */ -{ - unsigned short version; - unsigned short flag0; - unsigned short flag1; - unsigned char transform; /* color transform code */ -}; - -struct JPEG_ext -{ - JPEG_marker marker; - JPEG_APPn_sig app_sig; - void *app_data; -}; - -#define MAX_COUNT 1024 -struct JPEG_info -{ - unsigned short height; - unsigned short width; - - unsigned char bits_per_component; - unsigned char num_components; - - double xdpi; - double ydpi; - - /* Application specific extensions */ - int flags; - int num_appn, max_appn; - struct JPEG_ext *appn; - - /* Skip chunks not necessary. */ - char skipbits[MAX_COUNT / 8 + 1]; -}; - -#define HAVE_APPn_JFIF (1 << 0) -#define HAVE_APPn_ADOBE (1 << 1) -#define HAVE_APPn_ICC (1 << 2) -#define HAVE_APPn_Exif (1 << 3) - -static int JPEG_scan_file (struct JPEG_info *j_info, FILE *fp); -static int JPEG_copy_stream (struct JPEG_info *j_info, - pdf_obj *stream, FILE *fp, int flags); /* flags unused yet */ - -static void JPEG_info_init (struct JPEG_info *j_info); -static void JPEG_info_clear (struct JPEG_info *j_info); -static pdf_obj *JPEG_get_iccp (struct JPEG_info *j_info); - -int -check_for_jpeg (FILE *fp) -{ - unsigned char jpeg_sig[2]; - - rewind(fp); - if (fread(jpeg_sig, sizeof(unsigned char), 2, fp) != 2) - return 0; - else if (jpeg_sig[0] != 0xff || jpeg_sig[1] != JM_SOI) - return 0; - - return 1; -} - -int -jpeg_include_image (pdf_ximage *ximage, FILE *fp) -{ - pdf_obj *stream; - pdf_obj *stream_dict; - pdf_obj *colorspace; - int colortype; - ximage_info info; - struct JPEG_info j_info; - - if (!check_for_jpeg(fp)) { - WARN("%s: Not a JPEG file?", JPEG_DEBUG_STR); - rewind(fp); - return -1; - } - /* File position is 2 here... */ - - pdf_ximage_init_image_info(&info); - - JPEG_info_init(&j_info); - - if (JPEG_scan_file(&j_info, fp) < 0) { - WARN("%s: Not a JPEG file?", JPEG_DEBUG_STR); - JPEG_info_clear(&j_info); - return -1; - } - - switch (j_info.num_components) { - case 1: - colortype = PDF_COLORSPACE_TYPE_GRAY; - break; - case 3: - colortype = PDF_COLORSPACE_TYPE_RGB; - break; - case 4: - colortype = PDF_COLORSPACE_TYPE_CMYK; - break; - default: - WARN("%s: Unknown color space (num components: %d)", - JPEG_DEBUG_STR, info.num_components); - JPEG_info_clear(&j_info); - return -1; - } - - /* JPEG image use DCTDecode. */ - stream = pdf_new_stream (0); - stream_dict = pdf_stream_dict(stream); - pdf_add_dict(stream_dict, - pdf_new_name("Filter"), pdf_new_name("DCTDecode")); - - colorspace = NULL; - if (j_info.flags & HAVE_APPn_ICC) { - pdf_obj *icc_stream, *intent; - - icc_stream = JPEG_get_iccp(&j_info); - - if (!icc_stream) - colorspace = NULL; - else { - int cspc_id; - - if (iccp_check_colorspace(colortype, - pdf_stream_dataptr(icc_stream), - pdf_stream_length (icc_stream)) < 0) - colorspace = NULL; - else { - cspc_id = iccp_load_profile(NULL, /* noname */ - pdf_stream_dataptr(icc_stream), - pdf_stream_length (icc_stream)); - if (cspc_id < 0) - colorspace = NULL; - else { - colorspace = pdf_get_colorspace_reference(cspc_id); - intent = iccp_get_rendering_intent(pdf_stream_dataptr(icc_stream), - pdf_stream_length (icc_stream)); - if (intent) - pdf_add_dict(stream_dict, pdf_new_name("Intent"), intent); - } - } - pdf_release_obj(icc_stream); - } - } - - /* No ICC or invalid ICC profile. */ - if (!colorspace) { - switch (colortype) { - case PDF_COLORSPACE_TYPE_GRAY: - colorspace = pdf_new_name("DeviceGray"); - break; - case PDF_COLORSPACE_TYPE_RGB: - colorspace = pdf_new_name("DeviceRGB"); - break; - case PDF_COLORSPACE_TYPE_CMYK: - colorspace = pdf_new_name("DeviceCMYK"); - break; - } - } - pdf_add_dict(stream_dict, pdf_new_name("ColorSpace"), colorspace); - -#define IS_ADOBE_CMYK(j) (((j).flags & HAVE_APPn_ADOBE) && (j).num_components == 4) - - if (IS_ADOBE_CMYK(j_info)) { - pdf_obj *decode; - int i; - - WARN("Adobe CMYK JPEG: Inverted color assumed."); - decode = pdf_new_array(); - for (i = 0; i < j_info.num_components; i++) { - pdf_add_array(decode, pdf_new_number(1.0)); - pdf_add_array(decode, pdf_new_number(0.0)); - } - pdf_add_dict(stream_dict, pdf_new_name("Decode"), decode); - } - - /* Copy file */ - JPEG_copy_stream(&j_info, stream, fp, 0); - - info.width = j_info.width; - info.height = j_info.height; - info.bits_per_component = j_info.bits_per_component; - info.num_components = j_info.num_components; - -#define IS_Exif(j) ((j).flags & HAVE_APPn_Exif) -#define IS_JFIF(j) ((j).flags & HAVE_APPn_JFIF) - - if (IS_Exif(j_info)) { /* resolution data from EXIF is handled here, - takes precedence over JFIF */ - info.xdensity = 72.0 / j_info.xdpi; - info.ydensity = 72.0 / j_info.ydpi; - } - else if (IS_JFIF(j_info)) { - int i; - for (i = 0; i < j_info.num_appn; i++) { - if (j_info.appn[i].marker == JM_APP0 && j_info.appn[i].app_sig == JS_APPn_JFIF) - break; - } - if (i < j_info.num_appn) { - struct JPEG_APPn_JFIF *app_data = (struct JPEG_APPn_JFIF *)j_info.appn[i].app_data; - switch (app_data->units) { - case 1: /* pixels per inch */ - info.xdensity = 72.0 / app_data->Xdensity; - info.ydensity = 72.0 / app_data->Ydensity; - break; - case 2: /* pixels per centimeter */ - info.xdensity = 72.0 / 2.54 / app_data->Xdensity; - info.ydensity = 72.0 / 2.54 / app_data->Ydensity; - break; - default: - break; - } - } - } - - pdf_ximage_set_image(ximage, &info, stream); - JPEG_info_clear(&j_info); - - return 0; -} - -static void -JPEG_info_init (struct JPEG_info *j_info) -{ - j_info->width = 0; - j_info->height = 0; - j_info->bits_per_component = 0; - j_info->num_components = 0; - - j_info->xdpi = 0; - j_info->ydpi = 0; - - j_info->flags = 0; - j_info->num_appn = 0; - j_info->max_appn = 0; - j_info->appn = NULL; - - memset(j_info->skipbits, 0, MAX_COUNT / 8 + 1); -} - -static void -JPEG_release_APPn_data (JPEG_marker marker, JPEG_APPn_sig app_sig, void *app_data) -{ - if (marker == JM_APP0 && - app_sig == JS_APPn_JFIF) { - struct JPEG_APPn_JFIF *data; - - data = (struct JPEG_APPn_JFIF *) app_data; - if (data->thumbnail) - RELEASE(data->thumbnail); - data->thumbnail = NULL; - - RELEASE(data); - } else if (marker == JM_APP2 && - app_sig == JS_APPn_ICC) { - struct JPEG_APPn_ICC *data; - - data = (struct JPEG_APPn_ICC *) app_data; - if (data->chunk) - RELEASE(data->chunk); - data->chunk = NULL; - - RELEASE(data); - } else if (marker == JM_APP14 && - app_sig == JS_APPn_ADOBE) { - struct JPEG_APPn_Adobe *data; - - data = (struct JPEG_APPn_Adobe *) app_data; - - RELEASE(data); - } -} - -static void -JPEG_info_clear (struct JPEG_info *j_info) -{ - if (j_info->num_appn > 0 && - j_info->appn != NULL) { - int i; - - for (i = 0; i < j_info->num_appn; i++) - JPEG_release_APPn_data(j_info->appn[i].marker, - j_info->appn[i].app_sig, j_info->appn[i].app_data); - RELEASE(j_info->appn); - } - j_info->appn = NULL; - j_info->num_appn = 0; - j_info->max_appn = 0; - j_info->flags = 0; -} - -static pdf_obj * -JPEG_get_iccp (struct JPEG_info *j_info) -{ - pdf_obj *icc_stream; - struct JPEG_APPn_ICC *icc; - int i, prev_id = 0, num_icc_seg = -1; - - icc_stream = pdf_new_stream(STREAM_COMPRESS); - for (i = 0; i < j_info->num_appn; i++) { - if (j_info->appn[i].marker != JM_APP2 || - j_info->appn[i].app_sig != JS_APPn_ICC) - continue; - icc = (struct JPEG_APPn_ICC *) j_info->appn[i].app_data; - if (num_icc_seg < 0 && prev_id == 0) { - num_icc_seg = icc->num_chunks; - /* ICC chunks are sorted? */ - } else if (icc->seq_id != prev_id + 1 || - num_icc_seg != icc->num_chunks || - icc->seq_id > icc->num_chunks) { - WARN("Invalid JPEG ICC chunk: %d (p:%d, n:%d)", - icc->seq_id, prev_id, icc->num_chunks); - pdf_release_obj(icc_stream); - icc_stream = NULL; - break; - } - pdf_add_stream(icc_stream, icc->chunk, icc->length); - prev_id = icc->seq_id; - num_icc_seg = icc->num_chunks; - } - - return icc_stream; -} - -static JPEG_marker -JPEG_get_marker (FILE *fp) -{ - int c; - - c = fgetc(fp); - if (c != 255) - return -1; - - for (;;) { - c = fgetc(fp); - if (c < 0) - return -1; - else if (c > 0 && c < 255) { - return c; - } - } - - return -1; -} - -static int -add_APPn_marker (struct JPEG_info *j_info, - JPEG_marker marker, int app_sig, void *app_data) -{ - int n; - - if (j_info->num_appn >= j_info->max_appn) { - j_info->max_appn += 16; - j_info->appn = RENEW(j_info->appn, j_info->max_appn, struct JPEG_ext); - } - n = j_info->num_appn; - - j_info->appn[n].marker = marker; - j_info->appn[n].app_sig = app_sig; - j_info->appn[n].app_data = app_data; - - j_info->num_appn += 1; - - return n; -} - -static unsigned short -read_APP14_Adobe (struct JPEG_info *j_info, FILE *fp, unsigned short length) -{ - struct JPEG_APPn_Adobe *app_data; - - app_data = NEW(1, struct JPEG_APPn_Adobe); - app_data->version = get_unsigned_pair(fp); - app_data->flag0 = get_unsigned_pair(fp); - app_data->flag1 = get_unsigned_pair(fp); - app_data->transform = get_unsigned_byte(fp); - - add_APPn_marker(j_info, JM_APP14, JS_APPn_ADOBE, app_data); - - return 7; -} - -static unsigned long -read_exif_bytes(unsigned char **p, int n, int b) -{ - unsigned long rval = 0; - unsigned char *pp = *p; - if (b) { - switch (n) { - case 4: - rval += *pp++; rval <<= 8; - rval += *pp++; rval <<= 8; - case 2: - rval += *pp++; rval <<= 8; - rval += *pp; - break; - } - } - else { - pp += n; - switch (n) { - case 4: - rval += *--pp; rval <<= 8; - rval += *--pp; rval <<= 8; - case 2: - rval += *--pp; rval <<= 8; - rval += *--pp; - break; - } - } - *p += n; - return rval; -} - -static unsigned short -read_APP1_Exif (struct JPEG_info *j_info, FILE *fp, unsigned short length) -{ - /* this doesn't save the data, just reads the tags we need */ - /* based on info from http://www.exif.org/Exif2-2.PDF */ - unsigned char *buffer = NEW(length, unsigned char); - unsigned char *p, *rp; - unsigned char *tiff_header; - char bigendian; - int i; - int num_fields, tag, type; - int value = 0, num = 0, den = 0; /* silence uninitialized warnings */ - double xres = 72.0; - double yres = 72.0; - double res_unit = 1.0; - fread(buffer, length, 1, fp); - p = buffer; - while ((p < buffer + length) && (*p == 0)) - ++p; - tiff_header = p; - if ((*p == 'M') && (*(p+1) == 'M')) - bigendian = 1; - else if ((*p == 'I') && (*(p+1) == 'I')) - bigendian = 0; - else - goto err; - p += 2; - i = read_exif_bytes(&p, 2, bigendian); - if (i != 42) - goto err; - i = read_exif_bytes(&p, 4, bigendian); - p = tiff_header + i; - num_fields = read_exif_bytes(&p, 2, bigendian); - while (num_fields-- > 0) { - tag = read_exif_bytes(&p, 2, bigendian); - type = read_exif_bytes(&p, 2, bigendian); - read_exif_bytes(&p, 4, bigendian); - switch (type) { - case 1: /* byte */ - value = *p++; - p += 3; - break; - case 3: /* short */ - value = read_exif_bytes(&p, 2, bigendian); - p += 2; - break; - case 4: /* long */ - case 9: /* slong */ - value = read_exif_bytes(&p, 4, bigendian); - break; - case 5: /* rational */ - case 10: /* srational */ - value = read_exif_bytes(&p, 4, bigendian); - rp = tiff_header + value; - num = read_exif_bytes(&rp, 4, bigendian); - den = read_exif_bytes(&rp, 4, bigendian); - break; - case 7: /* undefined */ - value = *p++; - p += 3; - break; - case 2: /* ascii */ - default: - p += 4; - break; - } - switch (tag) { - case 282: /* x res */ - if (den != 0) - xres = num / den; - break; - case 283: /* y res */ - if (den != 0) - yres = num / den; - break; - case 296: /* res unit */ - switch (value) { - case 2: - res_unit = 1.0; - break; - case 3: - res_unit = 2.54; - break; - } - } - } - - j_info->xdpi = xres * res_unit; - j_info->ydpi = yres * res_unit; - -err: - RELEASE(buffer); - return length; -} - -static unsigned short -read_APP0_JFIF (struct JPEG_info *j_info, FILE *fp, unsigned short length) -{ - struct JPEG_APPn_JFIF *app_data; - unsigned short thumb_data_len; - - app_data = NEW(1, struct JPEG_APPn_JFIF); - app_data->version = get_unsigned_pair(fp); - app_data->units = get_unsigned_byte(fp); - app_data->Xdensity = get_unsigned_pair(fp); - app_data->Ydensity = get_unsigned_pair(fp); - app_data->Xthumbnail = get_unsigned_byte(fp); - app_data->Ythumbnail = get_unsigned_byte(fp); - thumb_data_len = 3 * app_data->Xthumbnail * app_data->Ythumbnail; - if (thumb_data_len > 0) { - app_data->thumbnail = NEW(thumb_data_len, unsigned char); - fread(app_data->thumbnail, 1, thumb_data_len, fp); - } else { - app_data->thumbnail = NULL; - } - - add_APPn_marker(j_info, JM_APP0, JS_APPn_JFIF, app_data); - - switch (app_data->units) { - case 1: - j_info->xdpi = app_data->Xdensity; - j_info->ydpi = app_data->Ydensity; - break; - case 2: /* density is in pixels per cm */ - j_info->xdpi = app_data->Xdensity * 2.54; - j_info->ydpi = app_data->Ydensity * 2.54; - break; - default: /* FIXME: not sure what to do with this.... */ - j_info->xdpi = 72.0; - j_info->ydpi = 72.0 * app_data->Ydensity / app_data->Xdensity; - break; - } - - return (9 + thumb_data_len); -} - -static unsigned short -read_APP0_JFXX (struct JPEG_info *j_info, FILE *fp, unsigned short length) -{ - get_unsigned_byte(fp); - /* Extension Code: - * - * 0x10: Thumbnail coded using JPEG - * 0x11: Thumbnail stored using 1 byte/pixel - * 0x13: Thumbnail stored using 3 bytes/pixel - */ - seek_relative(fp, length-1); /* Thunbnail image */ - - /* Ignore */ - - return length; -} - -static unsigned short -read_APP2_ICC (struct JPEG_info *j_info, FILE *fp, unsigned short length) -{ - struct JPEG_APPn_ICC *app_data; - - app_data = NEW(1, struct JPEG_APPn_ICC); - app_data->seq_id = get_unsigned_byte(fp); /* Starting at 1 */ - app_data->num_chunks = get_unsigned_byte(fp); - app_data->length = length - 2; - app_data->chunk = NEW(app_data->length, unsigned char); - fread(app_data->chunk, 1, app_data->length, fp); - - add_APPn_marker(j_info, JM_APP2, JS_APPn_ICC, app_data); - - return length; -} - -static int -JPEG_copy_stream (struct JPEG_info *j_info, - pdf_obj *stream, FILE *fp, int flags) /* flags unused yet */ -{ - JPEG_marker marker; - long length, nb_read; - int found_SOFn, count; - - rewind(fp); - count = 0; - found_SOFn = 0; - while (!found_SOFn && - count < MAX_COUNT && - (marker = JPEG_get_marker(fp)) >= 0) { - if (marker == JM_SOI || - (marker >= JM_RST0 && marker <= JM_RST7)) { - work_buffer[0] = (char) 0xff; - work_buffer[1] = (char) marker; - pdf_add_stream(stream, work_buffer, 2); - count++; - continue; - } - length = get_unsigned_pair(fp) - 2; - switch (marker) { - case JM_SOF0: case JM_SOF1: case JM_SOF2: case JM_SOF3: - case JM_SOF5: case JM_SOF6: case JM_SOF7: case JM_SOF9: - case JM_SOF10: case JM_SOF11: case JM_SOF13: case JM_SOF14: - case JM_SOF15: - work_buffer[0] = (char) 0xff; - work_buffer[1] = (char) marker; - work_buffer[2] = ((length + 2) >> 8) & 0xff; - work_buffer[3] = (length + 2) & 0xff; - pdf_add_stream(stream, work_buffer, 4); - while (length > 0) { - nb_read = fread(work_buffer, sizeof(char), - MIN(length, WORK_BUFFER_SIZE), fp); - if (nb_read > 0) - pdf_add_stream(stream, work_buffer, nb_read); - length -= nb_read; - } - found_SOFn = 1; - break; - default: - if (j_info->skipbits[count / 8] & (1 << (7 - (count % 8)))) { - /* skip */ - while (length > 0) { - nb_read = fread(work_buffer, sizeof(char), - MIN(length, WORK_BUFFER_SIZE), fp); - length -= nb_read; - } - } else { - work_buffer[0] = (char) 0xff; - work_buffer[1] = (char) marker; - work_buffer[2] = ((length + 2) >> 8) & 0xff; - work_buffer[3] = (length + 2) & 0xff; - pdf_add_stream(stream, work_buffer, 4); - while (length > 0) { - nb_read = fread(work_buffer, sizeof(char), - MIN(length, WORK_BUFFER_SIZE), fp); - if (nb_read > 0) - pdf_add_stream(stream, work_buffer, nb_read); - length -= nb_read; - } - } - } - count++; - } - - while ((length = fread(work_buffer, - sizeof(char), WORK_BUFFER_SIZE, fp)) > 0) { - pdf_add_stream(stream, work_buffer, length); - } - - return (found_SOFn ? 0 : -1); -} - -static int -JPEG_scan_file (struct JPEG_info *j_info, FILE *fp) -{ - JPEG_marker marker; - unsigned short length; - int found_SOFn, count; - char app_sig[128]; - - rewind(fp); - count = 0; - found_SOFn = 0; - while (!found_SOFn && - (marker = JPEG_get_marker(fp)) >= 0) { - if (marker == JM_SOI || - (marker >= JM_RST0 && marker <= JM_RST7)) { - count++; - continue; - } - length = get_unsigned_pair(fp) - 2; - switch (marker) { - case JM_SOF0: case JM_SOF1: case JM_SOF2: case JM_SOF3: - case JM_SOF5: case JM_SOF6: case JM_SOF7: case JM_SOF9: - case JM_SOF10: case JM_SOF11: case JM_SOF13: case JM_SOF14: - case JM_SOF15: - j_info->bits_per_component = get_unsigned_byte(fp); - j_info->height = get_unsigned_pair(fp); - j_info->width = get_unsigned_pair(fp); - j_info->num_components = get_unsigned_byte(fp); - found_SOFn = 1; - break; - case JM_APP0: - if (length > 5) { - if (fread(app_sig, sizeof(char), 5, fp) != 5) - return -1; - length -= 5; - if (!memcmp(app_sig, "JFIF\000", 5)) { - j_info->flags |= HAVE_APPn_JFIF; - length -= read_APP0_JFIF(j_info, fp, length); - } else if (!memcmp(app_sig, "JFXX", 5)) { - length -= read_APP0_JFXX(j_info, fp, length); - } - } - seek_relative(fp, length); - break; - case JM_APP1: - if (length > 5) { - if (fread(app_sig, sizeof(char), 5, fp) != 5) - return -1; - length -= 5; - if (!memcmp(app_sig, "Exif\000", 5)) { - j_info->flags |= HAVE_APPn_Exif; - length -= read_APP1_Exif(j_info, fp, length); - } - } - seek_relative(fp, length); - break; - case JM_APP2: - if (length >= 14) { - if (fread(app_sig, sizeof(char), 12, fp) != 12) - return -1; - length -= 12; - if (!memcmp(app_sig, "ICC_PROFILE\000", 12)) { - j_info->flags |= HAVE_APPn_ICC; - length -= read_APP2_ICC(j_info, fp, length); - if (count < MAX_COUNT) { - j_info->skipbits[count / 8] |= (1 << (7 - (count % 8))); - } - } - } - seek_relative(fp, length); - break; - case JM_APP14: - if (length > 5) { - if (fread(app_sig, sizeof(char), 5, fp) != 5) - return -1; - length -= 5; - if (!memcmp(app_sig, "Adobe", 5)) { - j_info->flags |= HAVE_APPn_ADOBE; - length -= read_APP14_Adobe(j_info, fp, length); - } else { - if (count < MAX_COUNT) { - j_info->skipbits[count/8] |= (1 << (7 - (count % 8))); - } - } - } - seek_relative(fp, length); - break; - default: - seek_relative(fp, length); - if (marker >= JM_APP0 && - marker <= JM_APP15) { - if (count < MAX_COUNT) { - j_info->skipbits[count / 8] |= (1 << (7 - (count % 8))); - } - } - break; - } - count++; - } - - return (found_SOFn ? 0 : -1); -} diff --git a/Build/source/texk/dvipdf-x/xsrc/jpegimage.h b/Build/source/texk/dvipdf-x/xsrc/jpegimage.h deleted file mode 100644 index 5a3c9d86a3d..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/jpegimage.h +++ /dev/null @@ -1,36 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#ifndef _JPEGIMAGE_H_ -#define _JPEGIMAGE_H_ - -#include "mfileio.h" -#include "pdfximage.h" - -extern int check_for_jpeg (FILE *fp); -extern int jpeg_include_image (pdf_ximage *ximage, FILE *fp); - -#endif /* _JPEGIMAGE_H_ */ - - diff --git a/Build/source/texk/dvipdf-x/xsrc/mpost.c b/Build/source/texk/dvipdf-x/xsrc/mpost.c deleted file mode 100644 index 2d610d1f158..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/mpost.c +++ /dev/null @@ -1,1674 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2007-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#if HAVE_CONFIG_H -#include "config.h" -#endif - -#include <ctype.h> -#include <string.h> -#include <math.h> - -#include "system.h" -#include "mem.h" -#include "error.h" -#include "mfileio.h" -#include "numbers.h" - -#include "tfm.h" - -#include "pdfobj.h" -#include "pdfparse.h" -#include "pdfdev.h" -#include "pdfdoc.h" - -#include "pdfcolor.h" -#include "pdfdraw.h" - -#include "fontmap.h" -#include "subfont.h" - -#include "pdfximage.h" - -#include "mpost.h" - -/* - * In PDF, current path is not a part of graphics state parameter. - * Hence, current path is not saved by the "q" operator and is not - * recovered by the "Q" operator. This means that the following PS - * code - * - * <path construction> gsave <path painting> grestore ... - * - * can't be translated to PDF code - * - * <path construction> q <path painting> Q ... - * - * . Only clipping path (which is graphics state parameter in PDF - * too) is treated in the same way. So, we write clipping path - * immediately and forget about it but remember current path. - */ - -static int mp_parse_body (const char **start, const char *end, double x_user, double y_user); - -static struct mp_font -{ - char *font_name; - int font_id; - int tfm_id; /* Used for text width calculation */ - int subfont_id; - double pt_size; -} font_stack[PDF_GSAVE_MAX] = { - {NULL, -1, -1, -1, 0} -}; -static int currentfont = -1; - -#define CURRENT_FONT() ((currentfont < 0) ? NULL : &font_stack[currentfont]) - -/* Compatibility */ -#define MP_CMODE_MPOST 0 -#define MP_CMODE_DVIPSK 1 -#define MP_CMODE_PTEXVERT 2 -static int mp_cmode = MP_CMODE_MPOST; - -static int -mp_setfont (const char *font_name, double pt_size) -{ - const char *name = font_name; - struct mp_font *font; - int subfont_id = -1; - fontmap_rec *mrec; - - font = CURRENT_FONT(); - - if (font) { - if (!strcmp(font->font_name, font_name) && - font->pt_size == pt_size) - return 0; - } else { /* No currentfont */ -/* ***TODO*** Here some problem exists! */ - font = &font_stack[0]; - font->font_name = NULL; - currentfont = 0; - } - - mrec = pdf_lookup_fontmap_record(font_name); - if (mrec && mrec->charmap.sfd_name && mrec->charmap.subfont_id) { - subfont_id = sfd_load_record(mrec->charmap.sfd_name, mrec->charmap.subfont_id); - } - - /* See comments in dvi_locate_font() in dvi.c. */ - if (mrec && mrec->map_name) { - name = mrec->map_name; - } else { - name = font_name; - } - - if (font->font_name) - RELEASE(font->font_name); - font->font_name = NEW(strlen(font_name) + 1, char); - strcpy(font->font_name, font_name); - font->subfont_id = subfont_id; - font->pt_size = pt_size; - font->tfm_id = tfm_open(font_name, 0); /* Need not exist in MP mode */ - font->font_id = pdf_dev_locate_font(name, - (spt_t) (pt_size * dev_unit_dviunit())); - - if (font->font_id < 0) { - ERROR("MPOST: No physical font assigned for \"%s\".", font_name); - return 1; - } - - return 0; -} - -static void -save_font (void) -{ - struct mp_font *current, *next; - - if (currentfont < 0) { - font_stack[0].font_name = NEW(strlen("Courier") + 1, char); - strcpy(font_stack[0].font_name, "Courier"); - font_stack[0].pt_size = 1; - font_stack[0].tfm_id = 0; - font_stack[0].subfont_id = 0; - currentfont = 0; - } - - current = &font_stack[currentfont++]; - next = &font_stack[currentfont ]; - next->font_name = NEW(strlen(current->font_name)+1, char); - strcpy(next->font_name, current->font_name); - next->pt_size = current->pt_size; - - next->subfont_id = current->subfont_id; - next->tfm_id = current->tfm_id; -} - -static void -restore_font (void) -{ - struct mp_font *current; - - current = CURRENT_FONT(); - if (current) { - if (current->font_name) - RELEASE(current->font_name); - current->font_name = NULL; - } else { - ERROR("No currentfont..."); - } - - currentfont--; -} - -static void -clear_fonts (void) -{ - while (currentfont >= 0) { - if (font_stack[currentfont].font_name) - RELEASE(font_stack[currentfont].font_name); - currentfont--; - } -} - -static int -is_fontname (const char *token) -{ - fontmap_rec *mrec; - - mrec = pdf_lookup_fontmap_record(token); - if (mrec) - return 1; - - return tfm_exists(token); -} - -int -mps_scan_bbox (const char **pp, const char *endptr, pdf_rect *bbox) -{ - char *number; - double values[4]; - int i; - - /* skip_white() skips lines starting '%'... */ - while (*pp < endptr && isspace(**pp)) - (*pp)++; - - /* Scan for bounding box record */ - while (*pp < endptr && **pp == '%') { - if (*pp + 14 < endptr && - !strncmp(*pp, "%%BoundingBox:", 14)) { - - *pp += 14; - - for (i = 0; i < 4; i++) { - skip_white(pp, endptr); - number = parse_number(pp, endptr); - if (!number) { - break; - } - values[i] = atof(number); - RELEASE(number); - } - if (i < 4) { - return -1; - } else { - bbox->llx = values[0]; - bbox->lly = values[1]; - bbox->urx = values[2]; - bbox->ury = values[3]; - - return 0; - } - } - skip_line (pp, endptr); - while (*pp < endptr && isspace(**pp)) - (*pp)++; - } - - return -1; -} - -static void -skip_prolog (const char **start, const char *end) -{ - int found_prolog = 0; - const char *save; - - save = *start; - while (*start < end) { - if (**start != '%') - skip_white(start, end); - if (*start >= end) - break; - if (!strncmp(*start, "%%EndProlog", 11)) { - found_prolog = 1; - skip_line(start, end); - break; - } else if (!strncmp(*start, "%%Page:", 7)) { - skip_line(start, end); - break; - } - skip_line(start, end); - } - if (!found_prolog) { - *start = save; - } - - return; -} - -/* PostScript Operators */ - -#define ADD 1 -#define SUB 2 -#define MUL 3 -#define DIV 4 -#define NEG 5 -#define TRUNCATE 6 - -#define CLEAR 10 -#define EXCH 11 -#define POP 12 - -#define NEWPATH 31 -#define CLOSEPATH 32 -#define MOVETO 33 -#define RMOVETO 34 -#define CURVETO 35 -#define RCURVETO 36 -#define LINETO 37 -#define RLINETO 38 -#define ARC 39 -#define ARCN 40 - -#define FILL 41 -#define STROKE 42 -#define SHOW 43 - -#define CLIP 44 -#define EOCLIP 45 - -#define SHOWPAGE 49 - -#define GSAVE 50 -#define GRESTORE 51 - -#define CONCAT 52 -#define SCALE 53 -#define TRANSLATE 54 -#define ROTATE 55 - -#define SETLINEWIDTH 60 -#define SETDASH 61 -#define SETLINECAP 62 -#define SETLINEJOIN 63 -#define SETMITERLIMIT 64 - -#define SETGRAY 70 -#define SETRGBCOLOR 71 -#define SETCMYKCOLOR 72 - -#define CURRENTPOINT 80 -#define IDTRANSFORM 81 -#define DTRANSFORM 82 - -#define FINDFONT 201 -#define SCALEFONT 202 -#define SETFONT 203 -#define CURRENTFONT 204 - -#define STRINGWIDTH 210 - -#define DEF 999 - -#define FSHOW 1001 -#define STEXFIG 1002 -#define ETEXFIG 1003 -#define HLW 1004 -#define VLW 1005 -#define RD 1006 -#define B 1007 - -static struct operators -{ - const char *token; - int opcode; -} ps_operators[] = { - {"add", ADD}, - {"mul", MUL}, - {"div", DIV}, - {"neg", NEG}, - {"sub", SUB}, - {"truncate", TRUNCATE}, - - {"clear", CLEAR}, - {"exch", EXCH}, - {"pop", POP}, - - {"clip", CLIP}, - {"eoclip", EOCLIP}, - {"closepath", CLOSEPATH}, - {"concat", CONCAT}, - - {"newpath", NEWPATH}, - {"moveto", MOVETO}, - {"rmoveto", RMOVETO}, - {"lineto", LINETO}, - {"rlineto", RLINETO}, - {"curveto", CURVETO}, - {"rcurveto", RCURVETO}, - {"arc", ARC}, - {"arcn", ARCN}, - - {"stroke", STROKE}, - {"fill", FILL}, - {"show", SHOW}, - {"showpage", SHOWPAGE}, - - {"gsave", GSAVE}, - {"grestore", GRESTORE}, - {"translate", TRANSLATE}, - {"rotate", ROTATE}, - {"scale", SCALE}, - - {"setlinecap", SETLINECAP}, - {"setlinejoin", SETLINEJOIN}, - {"setlinewidth", SETLINEWIDTH}, - {"setmiterlimit", SETMITERLIMIT}, - {"setdash", SETDASH}, - - {"setgray", SETGRAY}, - {"setrgbcolor", SETRGBCOLOR}, - {"setcmykcolor", SETCMYKCOLOR}, - - {"currentpoint", CURRENTPOINT}, /* This is here for rotate support - in graphics package-not MP support */ - {"dtransform", DTRANSFORM}, - {"idtransform", IDTRANSFORM}, - - {"findfont", FINDFONT}, - {"scalefont", SCALEFONT}, - {"setfont", SETFONT}, - {"currentfont", CURRENTFONT}, - - {"stringwidth", STRINGWIDTH}, - - {"def", DEF} /* not implemented yet; just work with mptopdf */ -}; - -static struct operators mps_operators[] = { - {"fshow", FSHOW}, /* exch findfont exch scalefont setfont show */ - {"startTexFig", STEXFIG}, - {"endTexFig", ETEXFIG}, - {"hlw", HLW}, /* 0 dtransform exch truncate exch idtransform pop setlinewidth */ - {"vlw", VLW}, /* 0 exch dtransform truncate idtransform pop setlinewidth pop */ - {"l", LINETO}, - {"r", RLINETO}, - {"c", CURVETO}, - {"m", MOVETO}, - {"p", CLOSEPATH}, - {"n", NEWPATH}, - {"C", SETCMYKCOLOR}, - {"G", SETGRAY}, - {"R", SETRGBCOLOR}, - {"lj", SETLINEJOIN}, - {"ml", SETMITERLIMIT}, - {"lc", SETLINECAP}, - {"S", STROKE}, - {"F", FILL}, - {"q", GSAVE}, - {"Q", GRESTORE}, - {"s", SCALE}, - {"t", CONCAT}, - {"sd", SETDASH}, - {"rd", RD}, /* [] 0 setdash */ - {"P", SHOWPAGE}, - {"B", B}, /* gsave fill grestore */ - {"W", CLIP} -}; - -#define NUM_PS_OPERATORS (sizeof(ps_operators)/sizeof(ps_operators[0])) -#define NUM_MPS_OPERATORS (sizeof(mps_operators)/sizeof(mps_operators[0])) -static int -get_opcode (const char *token) -{ - int i; - - for (i = 0; i < NUM_PS_OPERATORS; i++) { - if (!strcmp(token, ps_operators[i].token)) { - return ps_operators[i].opcode; - } - } - - for (i = 0; i < NUM_MPS_OPERATORS; i++) { - if (!strcmp(token, mps_operators[i].token)) { - return mps_operators[i].opcode; - } - } - - return -1; -} - -#define PS_STACK_SIZE 1024 - -static pdf_obj *stack[PS_STACK_SIZE]; -static unsigned top_stack = 0; - -#define POP_STACK() ((top_stack > 0) ? stack[--top_stack] : NULL) -#define PUSH_STACK(o,e) { \ - if (top_stack < PS_STACK_SIZE) { \ - stack[top_stack++] = (o); \ - } else { \ - WARN("PS stack overflow including MetaPost file or inline PS code"); \ - *(e) = 1; \ - } \ -} - -static int -do_exch (void) -{ - pdf_obj *tmp; - - if (top_stack < 2) - return -1; - - tmp = stack[top_stack-1]; - stack[top_stack-1] = stack[top_stack-2]; - stack[top_stack-2] = tmp; - - return 0; -} - -static int -do_clear (void) -{ - pdf_obj *tmp; - - while (top_stack > 0) { - tmp = POP_STACK(); - if (tmp) - pdf_release_obj(tmp); - } - - return 0; -} - -/* This should be set_bottom and clear (or - * have independent stack) to ensure stack - * depth do not go below real stack bottom. - */ -static void -mps_stack_clear_to (int depth) -{ - pdf_obj *tmp; - - while (top_stack > depth) { - tmp = POP_STACK(); - if (tmp) - pdf_release_obj(tmp); - } - - return; -} - -static int -pop_get_numbers (double *values, int count) -{ - pdf_obj *tmp; - - while (count-- > 0) { - tmp = POP_STACK(); - if (!tmp) { - WARN("mpost: Stack underflow."); - break; - } else if (!PDF_OBJ_NUMBERTYPE(tmp)) { - WARN("mpost: Not a number!"); - pdf_release_obj(tmp); - break; - } - values[count] = pdf_number_value(tmp); - pdf_release_obj(tmp); - } - - return (count + 1); -} - -static int -cvr_array (pdf_obj *array, double *values, int count) -{ - if (!PDF_OBJ_ARRAYTYPE(array)) { - WARN("mpost: Not an array!"); - } else { - pdf_obj *tmp; - - while (count-- > 0) { - tmp = pdf_get_array(array, count); - if (!PDF_OBJ_NUMBERTYPE(tmp)) { - WARN("mpost: Not a number!"); - break; - } - values[count] = pdf_number_value(tmp); - } - } - if (array) - pdf_release_obj(array); - - return (count + 1); -} - -static int -is_fontdict (pdf_obj *dict) -{ - pdf_obj *tmp; - - if (!PDF_OBJ_DICTTYPE(dict)) - return 0; - - tmp = pdf_lookup_dict(dict, "Type"); - if (!tmp || !PDF_OBJ_NAMETYPE(tmp) || - strcmp(pdf_name_value(tmp), "Font")) { - return 0; - } - - tmp = pdf_lookup_dict(dict, "FontName"); - if (!tmp || !PDF_OBJ_NAMETYPE(tmp)) { - return 0; - } - - tmp = pdf_lookup_dict(dict, "FontScale"); - if (!tmp || !PDF_OBJ_NUMBERTYPE(tmp)) { - return 0; - } - - return 1; -} - -static int -do_findfont (void) -{ - int error = 0; - pdf_obj *font_dict, *font_name; - - font_name = POP_STACK(); - if (!font_name) - return 1; - else if (PDF_OBJ_STRINGTYPE(font_name) || - PDF_OBJ_NAMETYPE(font_name)) { - /* Do not check the existence... - * The reason for this is that we cannot locate PK font without - * font scale. - */ - font_dict = pdf_new_dict(); - pdf_add_dict(font_dict, - pdf_new_name("Type"), pdf_new_name("Font")); - if (PDF_OBJ_STRINGTYPE(font_name)) { - pdf_add_dict(font_dict, - pdf_new_name("FontName"), - pdf_new_name(pdf_string_value(font_name))); - pdf_release_obj(font_name); - } else { - pdf_add_dict(font_dict, - pdf_new_name("FontName"), font_name); - } - pdf_add_dict(font_dict, - pdf_new_name("FontScale"), pdf_new_number(1.0)); - - if (top_stack < PS_STACK_SIZE) { - stack[top_stack++] = font_dict; - } else { - WARN("PS stack overflow including MetaPost file or inline PS code"); - pdf_release_obj(font_dict); - error = 1; - } - } else { - error = 1; - } - - return error; -} - -static int -do_scalefont (void) -{ - int error = 0; - pdf_obj *font_dict; - pdf_obj *font_scale; - double scale; - - error = pop_get_numbers(&scale, 1); - if (error) - return error; - - font_dict = POP_STACK(); - if (!font_dict) - error = 1; - else if (is_fontdict(font_dict)) { - font_scale = pdf_lookup_dict(font_dict, "FontScale"); - pdf_set_number(font_scale, pdf_number_value(font_scale)*scale); - if (top_stack < PS_STACK_SIZE) { - stack[top_stack++] = font_dict; - } else { - WARN("PS stack overflow including MetaPost file or inline PS code"); - pdf_release_obj(font_dict); - error = 1; - } - } else { - error = 1; - } - - return error; -} - -static int -do_setfont (void) -{ - int error = 0; - char *font_name; - double font_scale; - pdf_obj *font_dict; - - font_dict = POP_STACK(); - if (!is_fontdict(font_dict)) - error = 1; - else { - /* Subfont support prevent us from managing - * font in a single place... - */ - font_name = pdf_name_value (pdf_lookup_dict(font_dict, "FontName")); - font_scale = pdf_number_value(pdf_lookup_dict(font_dict, "FontScale")); - - error = mp_setfont(font_name, font_scale); - } - pdf_release_obj(font_dict); - - return error; -} - -/* Push dummy font dict onto PS stack */ -static int -do_currentfont (void) -{ - int error = 0; - struct mp_font *font; - pdf_obj *font_dict; - - font = CURRENT_FONT(); - if (!font) { - WARN("Currentfont undefined..."); - return 1; - } else { - font_dict = pdf_new_dict(); - pdf_add_dict(font_dict, - pdf_new_name("Type"), - pdf_new_name("Font")); - pdf_add_dict(font_dict, - pdf_new_name("FontName"), - pdf_new_name(font->font_name)); - pdf_add_dict(font_dict, - pdf_new_name("FontScale"), - pdf_new_number(font->pt_size)); - if (top_stack < PS_STACK_SIZE) { - stack[top_stack++] = font_dict; - } else { - WARN("PS stack overflow..."); - pdf_release_obj(font_dict); - error = 1; - } - } - - return error; -} - -static int -do_show (void) -{ - struct mp_font *font; - pdf_coord cp; - pdf_obj *text_str; - int length; - unsigned char *strptr; - double text_width; - - font = CURRENT_FONT(); - if (!font) { - WARN("Currentfont not set."); /* Should not be error... */ - return 1; - } - - pdf_dev_currentpoint(&cp); - - text_str = POP_STACK(); - if (!PDF_OBJ_STRINGTYPE(text_str)) { - if (text_str) - pdf_release_obj(text_str); - return 1; - } - if (font->font_id < 0) { - WARN("mpost: not set."); /* Should not be error... */ - pdf_release_obj(text_str); - return 1; - } - - strptr = pdf_string_value (text_str); - length = pdf_string_length(text_str); - - if (font->tfm_id < 0) { - WARN("mpost: TFM not found for \"%s\".", font->font_name); - WARN("mpost: Text width not calculated..."); - } - - text_width = 0.0; - if (font->subfont_id >= 0) { - unsigned short uch; - unsigned char *ustr; - int i; - - ustr = NEW(length * 2, unsigned char); - for (i = 0; i < length; i++) { - uch = lookup_sfd_record(font->subfont_id, strptr[i]); - ustr[2*i ] = uch >> 8; - ustr[2*i+1] = uch & 0xff; - if (font->tfm_id >= 0) { - text_width += tfm_get_width(font->tfm_id, strptr[i]); - } - } - text_width *= font->pt_size; - - pdf_dev_set_string((spt_t)(cp.x * dev_unit_dviunit()), - (spt_t)(cp.y * dev_unit_dviunit()), - ustr, length * 2, - (spt_t)(text_width*dev_unit_dviunit()), - font->font_id, 0); - RELEASE(ustr); - } else { -#define FWBASE ((double) (1<<20)) - if (font->tfm_id >= 0) { - text_width = (double) tfm_string_width(font->tfm_id, strptr, length)/FWBASE; - text_width *= font->pt_size; - } - pdf_dev_set_string((spt_t)(cp.x * dev_unit_dviunit()), - (spt_t)(cp.y * dev_unit_dviunit()), - strptr, length, - (spt_t)(text_width*dev_unit_dviunit()), - font->font_id, 0); - } - - if (pdf_dev_get_font_wmode(font->font_id)) { - pdf_dev_rmoveto(0.0, -text_width); - } else { - pdf_dev_rmoveto(text_width, 0.0); - } - - graphics_mode(); - pdf_release_obj(text_str); - - return 0; -} - -static int -do_mpost_bind_def (const char *ps_code, double x_user, double y_user) -{ - int error = 0; - const char *start, *end; - - start = ps_code; - end = start + strlen(start); - - error = mp_parse_body(&start, end, x_user, y_user); - - return error; -} - -static int -do_texfig_operator (int opcode, double x_user, double y_user) -{ - static transform_info fig_p; - static int in_tfig = 0; - static int xobj_id = -1; - static int count = 0; - double values[6]; - int error = 0; - - switch (opcode) { - case STEXFIG: - error = pop_get_numbers(values, 6); - if (!error) { - double dvi2pts; - char resname[256]; - - transform_info_clear(&fig_p); - dvi2pts = 1.0/dev_unit_dviunit(); - - fig_p.width = values[0] * dvi2pts; - fig_p.height = values[1] * dvi2pts; - fig_p.bbox.llx = values[2] * dvi2pts; - fig_p.bbox.lly = -values[3] * dvi2pts; - fig_p.bbox.urx = values[4] * dvi2pts; - fig_p.bbox.ury = -values[5] * dvi2pts; - fig_p.flags |= INFO_HAS_USER_BBOX; - - sprintf(resname, "__tf%d__", count); - xobj_id = pdf_doc_begin_grabbing(resname, - fig_p.bbox.llx, fig_p.bbox.ury, &fig_p.bbox); - - in_tfig = 1; - count++; - } - break; - case ETEXFIG: - if (!in_tfig) - ERROR("endTexFig without valid startTexFig!."); - - pdf_doc_end_grabbing(NULL); - pdf_dev_put_image(xobj_id, &fig_p, x_user, y_user); - in_tfig = 0; - break; - default: - error = 1; - } - - return error; -} - -/* - * buggy... - */ - -/* - * CTM(Current Transformation Matrix) means the transformation of User Space - * to Device Space coordinates. Because DVIPDFMx does not know the resolution - * of Device Space, we assume that the resolution is 1/1000. - */ -#define DEVICE_RESOLUTION 1000 -static int -ps_dev_CTM (pdf_tmatrix *M) -{ - pdf_dev_currentmatrix(M); - M->a *= DEVICE_RESOLUTION; M->b *= DEVICE_RESOLUTION; - M->c *= DEVICE_RESOLUTION; M->d *= DEVICE_RESOLUTION; - M->e *= DEVICE_RESOLUTION; M->f *= DEVICE_RESOLUTION; - - return 0; -} - -/* - * Again, the only piece that needs x_user and y_user is - * that piece dealing with texfig. - */ -static int -do_operator (const char *token, double x_user, double y_user) -{ - int error = 0; - int opcode = 0; - double values[12]; - pdf_obj *tmp = NULL; - pdf_tmatrix matrix; - pdf_coord cp; - pdf_color color; - -#define PUSH(o) { \ - if (top_stack < PS_STACK_SIZE) { \ - stack[top_stack++] = (o); \ - } else { \ - WARN("PS stack overflow including MetaPost file or inline PS code"); \ - error=1; \ - break;\ - } \ -} - - opcode = get_opcode(token); - - switch (opcode) { - - /* - * Arithmetic operators - */ - case ADD: - error = pop_get_numbers(values, 2); - if (!error) - PUSH(pdf_new_number(values[0] + values[1])); - break; - case MUL: - error = pop_get_numbers(values, 2); - if (!error) - PUSH(pdf_new_number(values[0]*values[1])); - break; - case NEG: - error = pop_get_numbers(values, 1); - if (!error) - PUSH(pdf_new_number(-values[0])); - break; - case SUB: - error = pop_get_numbers(values, 2); - if (!error) - PUSH(pdf_new_number(values[0] - values[1])); - break; - case DIV: - error = pop_get_numbers(values, 2); - if (!error) - PUSH(pdf_new_number(values[0]/values[1])); - break; - case TRUNCATE: /* Round toward zero. */ - error = pop_get_numbers(values, 1); - if (!error) - PUSH(pdf_new_number(((values[0] > 0) ? floor(values[0]) : ceil(values[0])))); - break; - - /* Stack operation */ - case CLEAR: - error = do_clear(); - break; - case POP: - tmp = POP_STACK(); - if (tmp) - pdf_release_obj(tmp); - break; - case EXCH: - error = do_exch(); - break; - - /* Path construction */ - case MOVETO: - error = pop_get_numbers(values, 2); - if (!error) - error = pdf_dev_moveto(values[0], values[1]); - break; - case RMOVETO: - error = pop_get_numbers(values, 2); - if (!error) - error = pdf_dev_rmoveto(values[0], values[1]); - break; - case LINETO: - error = pop_get_numbers(values, 2); - if (!error) - error = pdf_dev_lineto(values[0], values[1]); - break; - case RLINETO: - error = pop_get_numbers(values, 2); - if (!error) - error = pdf_dev_rlineto(values[0], values[1]); - break; - case CURVETO: - error = pop_get_numbers(values, 6); - if (!error) - error = pdf_dev_curveto(values[0], values[1], - values[2], values[3], - values[4], values[5]); - break; - case RCURVETO: - error = pop_get_numbers(values, 6); - if (!error) - error = pdf_dev_rcurveto(values[0], values[1], - values[2], values[3], - values[4], values[5]); - break; - case CLOSEPATH: - error = pdf_dev_closepath(); - break; - case ARC: - error = pop_get_numbers(values, 5); - if (!error) - error = pdf_dev_arc(values[0], values[1], - values[2], /* rad */ - values[3], values[4]); - break; - case ARCN: - error = pop_get_numbers(values, 5); - if (!error) - error = pdf_dev_arcn(values[0], values[1], - values[2], /* rad */ - values[3], values[4]); - break; - - case NEWPATH: - pdf_dev_newpath(); - break; - case STROKE: - /* fill rule not supported yet */ - pdf_dev_flushpath('S', PDF_FILL_RULE_NONZERO); - break; - case FILL: - pdf_dev_flushpath('f', PDF_FILL_RULE_NONZERO); - break; - - case CLIP: - error = pdf_dev_clip(); - break; - case EOCLIP: - error = pdf_dev_eoclip(); - break; - - /* Graphics state operators: */ - case GSAVE: - error = pdf_dev_gsave(); - save_font(); - break; - case GRESTORE: - error = pdf_dev_grestore(); - restore_font(); - break; - - case CONCAT: - tmp = POP_STACK(); - error = cvr_array(tmp, values, 6); /* This does pdf_release_obj() */ - tmp = NULL; - if (error) - WARN("Missing array before \"concat\"."); - else { - pdf_setmatrix(&matrix, - values[0], values[1], - values[2], values[3], - values[4], values[5]); - error = pdf_dev_concat(&matrix); - } - break; - case SCALE: - error = pop_get_numbers(values, 2); - if (!error) { - switch (mp_cmode) { -#ifndef WITHOUT_ASCII_PTEX - case MP_CMODE_PTEXVERT: - pdf_setmatrix(&matrix, - values[1], 0.0, - 0.0 , values[0], - 0.0 , 0.0); - break; -#endif /* !WITHOUT_ASCII_PTEX */ - default: - pdf_setmatrix(&matrix, - values[0], 0.0, - 0.0 , values[1], - 0.0 , 0.0); - break; - } - - error = pdf_dev_concat(&matrix); - } - break; - /* Positive angle means clock-wise direction in graphicx-dvips??? */ - case ROTATE: - error = pop_get_numbers(values, 1); - if (!error) { - values[0] = values[0] * M_PI / 180; - - switch (mp_cmode) { - case MP_CMODE_DVIPSK: - case MP_CMODE_MPOST: /* Really? */ -#ifndef WITHOUT_ASCII_PTEX - case MP_CMODE_PTEXVERT: -#endif /* !WITHOUT_ASCII_PTEX */ - pdf_setmatrix(&matrix, - cos(values[0]), -sin(values[0]), - sin(values[0]), cos(values[0]), - 0.0, 0.0); - break; - default: - pdf_setmatrix(&matrix, - cos(values[0]) , sin(values[0]), - -sin(values[0]), cos(values[0]), - 0.0, 0.0); - break; - } - error = pdf_dev_concat(&matrix); - } - break; - case TRANSLATE: - error = pop_get_numbers(values, 2); - if (!error) { - pdf_setmatrix(&matrix, - 1.0, 0.0, - 0.0, 1.0, - values[0], values[1]); - error = pdf_dev_concat(&matrix); - } - break; - - case SETDASH: - error = pop_get_numbers(values, 1); - if (!error) { - pdf_obj *pattern, *dash; - int i, num_dashes; - double dash_values[PDF_DASH_SIZE_MAX]; - double offset; - - offset = values[0]; - pattern = POP_STACK(); - if (!PDF_OBJ_ARRAYTYPE(pattern)) { - if (pattern) - pdf_release_obj(pattern); - error = 1; - break; - } - num_dashes = pdf_array_length(pattern); - if (num_dashes > PDF_DASH_SIZE_MAX) { - WARN("Too many dashes..."); - pdf_release_obj(pattern); - error = 1; - break; - } - for (i = 0; - i < num_dashes && !error ; i++) { - dash = pdf_get_array(pattern, i); - if (!PDF_OBJ_NUMBERTYPE(dash)) - error = 1; - else { - dash_values[i] = pdf_number_value(dash); - } - } - pdf_release_obj(pattern); - if (!error) { - error = pdf_dev_setdash(num_dashes, dash_values, offset); - } - } - break; - case SETLINECAP: - error = pop_get_numbers(values, 1); - if (!error) - error = pdf_dev_setlinecap((int)values[0]); - break; - case SETLINEJOIN: - error = pop_get_numbers(values, 1); - if (!error) - error = pdf_dev_setlinejoin((int)values[0]); - break; - case SETLINEWIDTH: - error = pop_get_numbers(values, 1); - if (!error) - error = pdf_dev_setlinewidth(values[0]); - break; - case SETMITERLIMIT: - error = pop_get_numbers(values, 1); - if (!error) - error = pdf_dev_setmiterlimit(values[0]); - break; - - case SETCMYKCOLOR: - error = pop_get_numbers(values, 4); - /* Not handled properly */ - if (!error) { - pdf_color_cmykcolor(&color, - values[0], values[1], - values[2], values[3]); - pdf_dev_set_strokingcolor(&color); - pdf_dev_set_nonstrokingcolor(&color); - } - break; - case SETGRAY: - /* Not handled properly */ - error = pop_get_numbers(values, 1); - if (!error) { - pdf_color_graycolor(&color, values[0]); - pdf_dev_set_strokingcolor(&color); - pdf_dev_set_nonstrokingcolor(&color); - } - break; - case SETRGBCOLOR: - error = pop_get_numbers(values, 3); - if (!error) { - pdf_color_rgbcolor(&color, - values[0], values[1], values[2]); - pdf_dev_set_strokingcolor(&color); - pdf_dev_set_nonstrokingcolor(&color); - } - break; - - case SHOWPAGE: /* Let's ignore this for now */ - break; - - case CURRENTPOINT: - error = pdf_dev_currentpoint(&cp); - if (!error) { - PUSH(pdf_new_number(cp.x)); - PUSH(pdf_new_number(cp.y)); - } - break; - - case DTRANSFORM: - { - int has_matrix = 0; - - tmp = POP_STACK(); - if (PDF_OBJ_ARRAYTYPE(tmp)) { - error = cvr_array(tmp, values, 6); /* This does pdf_release_obj() */ - tmp = NULL; - if (error) - break; - pdf_setmatrix(&matrix, - values[0], values[1], - values[2], values[3], - values[4], values[5]); - tmp = POP_STACK(); - has_matrix = 1; - } - - if (!PDF_OBJ_NUMBERTYPE(tmp)) { - error = 1; - break; - } - cp.y = pdf_number_value(tmp); - pdf_release_obj(tmp); - - tmp = POP_STACK(); - if (!PDF_OBJ_NUMBERTYPE(tmp)) { - error = 1; - break; - } - cp.x = pdf_number_value(tmp); - pdf_release_obj(tmp); - - if (!has_matrix) { - ps_dev_CTM(&matrix); /* Here, we need real PostScript CTM */ - } - pdf_dev_dtransform(&cp, &matrix); - PUSH(pdf_new_number(cp.x)); - PUSH(pdf_new_number(cp.y)); - } - break; - - case IDTRANSFORM: - { - int has_matrix = 0; - - tmp = POP_STACK(); - if (PDF_OBJ_ARRAYTYPE(tmp)) { - error = cvr_array(tmp, values, 6); /* This does pdf_release_obj() */ - tmp = NULL; - if (error) - break; - pdf_setmatrix(&matrix, - values[0], values[1], - values[2], values[3], - values[4], values[5]); - tmp = POP_STACK(); - has_matrix = 1; - } - - if (!PDF_OBJ_NUMBERTYPE(tmp)) { - error = 1; - break; - } - cp.y = pdf_number_value(tmp); - pdf_release_obj(tmp); - - tmp = POP_STACK(); - if (!PDF_OBJ_NUMBERTYPE(tmp)) { - error = 1; - break; - } - cp.x = pdf_number_value(tmp); - pdf_release_obj(tmp); - - if (!has_matrix) { - ps_dev_CTM(&matrix); /* Here, we need real PostScript CTM */ - } - pdf_dev_idtransform(&cp, &matrix); - PUSH(pdf_new_number(cp.x)); - PUSH(pdf_new_number(cp.y)); - break; - } - - case FINDFONT: - error = do_findfont(); - break; - case SCALEFONT: - error = do_scalefont(); - break; - case SETFONT: - error = do_setfont(); - break; - case CURRENTFONT: - error = do_currentfont(); - break; - - case SHOW: - error = do_show(); - break; - - case STRINGWIDTH: - error = 1; - break; - - /* Extensions */ - case FSHOW: - error = do_mpost_bind_def("exch findfont exch scalefont setfont show", x_user, y_user); - break; - case STEXFIG: - case ETEXFIG: - error = do_texfig_operator(opcode, x_user, y_user); - break; - case HLW: - error = do_mpost_bind_def("0 dtransform exch truncate exch idtransform pop setlinewidth", x_user, y_user); - break; - case VLW: - error = do_mpost_bind_def("0 exch dtransform truncate idtransform setlinewidth pop", x_user, y_user); - break; - case RD: - error = do_mpost_bind_def("[] 0 setdash", x_user, y_user); - break; - case B: - error = do_mpost_bind_def("gsave fill grestore", x_user, y_user); - break; - - case DEF: - tmp = POP_STACK(); - tmp = POP_STACK(); - /* do nothing; not implemented yet */ - break; - - default: - if (is_fontname(token)) { - PUSH(pdf_new_name(token)); - } else { - WARN("Unknown token \"%s\"", token); - error = 1; - } - break; - } - - return error; -} - -/* - * The only sections that need to know x_user and y _user are those - * dealing with texfig. - */ -static int -mp_parse_body (const char **start, const char *end, double x_user, double y_user) -{ - char *token; - pdf_obj *obj; - int error = 0; - - skip_white(start, end); - while (*start < end && !error) { - if (isdigit(**start) || - (*start < end - 1 && - (**start == '+' || **start == '-' || **start == '.' ))) { - double value; - char *next; - - value = strtod(*start, &next); - if (next < end && !strchr("<([{/%", *next) && !isspace(*next)) { - WARN("Unkown PostScript operator."); - dump(*start, next); - error = 1; - } else { - PUSH(pdf_new_number(value)); - *start = next; - } - /* - * PDF parser can't handle PS operator inside arrays. - * This shouldn't use parse_pdf_array(). - */ - } else if (**start == '[' && - (obj = parse_pdf_array(start, end, NULL))) { - PUSH(obj); - /* This cannot handle ASCII85 string. */ - } else if (*start < end - 1 && - (**start == '<' && *(*start+1) == '<') && - (obj = parse_pdf_dict(start, end, NULL))) { - PUSH(obj); - } else if ((**start == '(' || **start == '<') && - (obj = parse_pdf_string (start, end))) { - PUSH(obj); - } else if (**start == '/' && - (obj = parse_pdf_name(start, end))) { - PUSH(obj); - } else { - token = parse_ident(start, end); - if (!token) - error = 1; - else { - error = do_operator(token, x_user, y_user); - RELEASE(token); - } - } - skip_white(start, end); - } - - return error; -} - -void -mps_eop_cleanup (void) -{ - clear_fonts(); - do_clear(); -} - -int -mps_stack_depth (void) -{ - return top_stack; -} - -int -mps_exec_inline (const char **p, const char *endptr, - double x_user, double y_user) -{ - int error; - int dirmode, autorotate; - - /* Compatibility for dvipsk. */ - dirmode = pdf_dev_get_dirmode(); - if (dirmode) { - mp_cmode = MP_CMODE_PTEXVERT; - } else { - mp_cmode = MP_CMODE_DVIPSK; - } - - autorotate = pdf_dev_get_param(PDF_DEV_PARAM_AUTOROTATE); - pdf_dev_set_param(PDF_DEV_PARAM_AUTOROTATE, 0); - //pdf_color_push(); /* ... */ - - /* Comment in dvipdfm: - * Remember that x_user and y_user are off by 0.02 % - */ - pdf_dev_moveto(x_user, y_user); - error = mp_parse_body(p, endptr, x_user, y_user); - - //pdf_color_pop(); /* ... */ - pdf_dev_set_param(PDF_DEV_PARAM_AUTOROTATE, autorotate); - pdf_dev_set_dirmode(dirmode); - - return error; -} - -/* mp inclusion is a bit of a hack. The routine - * starts a form at the lower left corner of - * the page and then calls begin_form_xobj telling - * it to record the image drawn there and bundle it - * up in an xojbect. This allows us to use the coordinates - * in the MP file directly. This appears to be the - * easiest way to be able to use the pdf_dev_set_string() - * command (with its scaled and extended fonts) without - * getting all confused about the coordinate system. - * After the xobject is created, the whole thing can - * be scaled any way the user wants - */ - -/* Should implement save and restore. */ -int -mps_include_page (const char *ident, FILE *fp) -{ - int form_id; - xform_info info; - int st_depth, gs_depth; - char *buffer; - const char *p, *endptr; - long length, nb_read; - int dirmode, autorotate, error; - - rewind(fp); - - length = file_size(fp); - if (length < 1) { - WARN("Can't read any byte in the MPS file."); - return -1; - } - - buffer = NEW(length + 1, char); - buffer[length] = '\0'; - p = buffer; - endptr = p + length; - - while (length > 0) { - nb_read = fread(buffer, sizeof(char), length, fp); - if (nb_read < 0) { - RELEASE(buffer); - WARN("Reading file failed..."); - return -1; - } - length -= nb_read; - } - - error = mps_scan_bbox(&p, endptr, &(info.bbox)); - if (error) { - WARN("Error occured while scanning MetaPost file headers: Could not find BoundingBox."); - RELEASE(buffer); - return -1; - } - skip_prolog(&p, endptr); - - dirmode = pdf_dev_get_dirmode(); - autorotate = pdf_dev_get_param(PDF_DEV_PARAM_AUTOROTATE); - pdf_dev_set_param(PDF_DEV_PARAM_AUTOROTATE, 0); - //pdf_color_push(); - - form_id = pdf_doc_begin_grabbing(ident, 0.0, 0.0, &(info.bbox)); - - mp_cmode = MP_CMODE_MPOST; - gs_depth = pdf_dev_current_depth(); - st_depth = mps_stack_depth(); - /* At this point the gstate must be initialized, since it starts a new - * XObject. Note that it increase gs_depth by 1. */ - pdf_dev_push_gstate(); - - error = mp_parse_body(&p, endptr, 0.0, 0.0); - RELEASE(buffer); - - if (error) { - WARN("Errors occured while interpreting MPS file."); - /* WARN("Leaving garbage in output PDF file."); */ - form_id = -1; - } - - /* It's time to pop the new gstate above. */ - pdf_dev_pop_gstate(); - mps_stack_clear_to (st_depth); - pdf_dev_grestore_to(gs_depth); - - pdf_doc_end_grabbing(NULL); - - //pdf_color_pop(); - pdf_dev_set_param(PDF_DEV_PARAM_AUTOROTATE, autorotate); - pdf_dev_set_dirmode(dirmode); - - return form_id; -} - -int -mps_do_page (FILE *image_file) -{ - int error = 0; - pdf_rect bbox; - char *buffer; - const char *start, *end; - long size; - int dir_mode; - - rewind(image_file); - if ((size = file_size(image_file)) == 0) { - WARN("Can't read any byte in the MPS file."); - return -1; - } - - buffer = NEW(size+1, char); - fread(buffer, sizeof(char), size, image_file); - buffer[size] = 0; - start = buffer; - end = buffer + size; - - error = mps_scan_bbox(&start, end, &bbox); - if (error) { - WARN("Error occured while scanning MetaPost file headers: Could not find BoundingBox."); - RELEASE(buffer); - return -1; - } - - mp_cmode = MP_CMODE_MPOST; - - pdf_doc_begin_page (1.0, 0.0, 0.0); /* scale, xorig, yorig */ - pdf_doc_set_mediabox(pdf_doc_current_page_number(), &bbox); - - dir_mode = pdf_dev_get_dirmode(); - pdf_dev_set_autorotate(0); - - skip_prolog(&start, end); - - error = mp_parse_body(&start, end, 0.0, 0.0); - - if (error) { - WARN("Errors occured while interpreting MetaPost file."); - } - - pdf_dev_set_autorotate(1); - pdf_dev_set_dirmode(dir_mode); - - pdf_doc_end_page(); - - RELEASE(buffer); - - /* - * The reason why we don't return XObject itself is - * PDF inclusion may not be made so. - */ - return (error ? -1 : 0); -} - -int -check_for_mp (FILE *image_file) -{ - int try_count = 10; - - rewind (image_file); - mfgets(work_buffer, WORK_BUFFER_SIZE, image_file); - if (strncmp(work_buffer, "%!PS", 4)) - return 0; - - while (try_count > 0) { - mfgets(work_buffer, WORK_BUFFER_SIZE, image_file); - if (!strncmp(work_buffer, "%%Creator:", 10)) { - if (strlen(work_buffer+10) >= 8 && - strstr(work_buffer+10, "MetaPost")) - break; - } - try_count--; - } - - return ((try_count > 0) ? 1 : 0); -} diff --git a/Build/source/texk/dvipdf-x/xsrc/pdfcolor.c b/Build/source/texk/dvipdf-x/xsrc/pdfcolor.c deleted file mode 100644 index 559a4b97712..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/pdfcolor.c +++ /dev/null @@ -1,1540 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -/* No page independence here... - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include "system.h" -#include "mem.h" -#include "error.h" - -#include "dpxfile.h" - -#include "pdfdoc.h" -#include "pdfdraw.h" - -#include "pdfcolor.h" - - -static int verbose = 0; -void -pdf_color_set_verbose (void) -{ - verbose++; -} - -/* This function returns PDF_COLORSPACE_TYPE_GRAY, - * PDF_COLORSPACE_TYPE_RGB or PDF_COLORSPACE_TYPE_CMYK. - */ -int -pdf_color_type (const pdf_color *color) -{ - ASSERT(color); - - return -color->num_components; -} - -int -pdf_color_rgbcolor (pdf_color *color, double r, double g, double b) -{ - ASSERT(color); - - if (r < 0.0 || r > 1.0) { - WARN("Invalid color value specified: red=%g", r); - return -1; - } - if (g < 0.0 || g > 1.0) { - WARN("Invalid color value specified: green=%g", g); - return -1; - } - if (b < 0.0 || b > 1.0) { - WARN("Invalid color value specified: blue=%g", b); - return -1; - } - color->values[0] = r; - color->values[1] = g; - color->values[2] = b; - - color->num_components = 3; - - return 0; -} - -int -pdf_color_cmykcolor (pdf_color *color, - double c, double m, double y, double k) -{ - ASSERT(color); - - if (c < 0.0 || c > 1.0) { - WARN("Invalid color value specified: cyan=%g", c); - return -1; - } - if (m < 0.0 || m > 1.0) { - WARN("Invalid color value specified: magenta=%g", m); - return -1; - } - if (y < 0.0 || y > 1.0) { - WARN("Invalid color value specified: yellow=%g", y); - return -1; - } - if (k < 0.0 || k > 1.0) { - WARN("Invalid color value specified: black=%g", k); - return -1; - } - - color->values[0] = c; - color->values[1] = m; - color->values[2] = y; - color->values[3] = k; - - color->num_components = 4; - - return 0; -} - -int -pdf_color_graycolor (pdf_color *color, double g) -{ - ASSERT(color); - - if (g < 0.0 || g > 1.0) { - WARN("Invalid color value specified: gray=%g", g); - return -1; - } - - color->values[0] = g; - - color->num_components = 1; - - return 0; -} - - -void -pdf_color_copycolor (pdf_color *color1, const pdf_color *color2) -{ - ASSERT(color1 && color2); - - memcpy(color1, color2, sizeof(pdf_color)); -} - -/* Brighten up a color. f == 0 means no change, f == 1 means white. */ -void -pdf_color_brighten_color (pdf_color *dst, const pdf_color *src, double f) -{ - ASSERT(dst && src); - - if (f == 1.0) { - pdf_color_white(dst); - } else { - double f0, f1; - int n; - - n = dst->num_components = src->num_components; - f1 = n == 4 ? 0.0 : f; /* n == 4 is CMYK, others are RGB and Gray */ - f0 = 1.0-f; - - while (n--) - dst->values[n] = f0 * src->values[n] + f1; - } -} - -int -pdf_color_is_white (const pdf_color *color) -{ - int n; - double f; - - ASSERT(color); - - n = color->num_components; - f = n == 4 ? 0.0 : 1.0; /* n == 4 is CMYK, others are RGB and Gray */ - - while (n--) - if (color->values[n] != f) - return 0; - - return 1; -} - -int -pdf_color_to_string (const pdf_color *color, char *buffer) -{ - int i, len = 0; - - for (i = 0; i < color->num_components; i++) { - len += sprintf(buffer+len, " %g", ROUND(color->values[i], 0.001)); - } - return len; -} - -pdf_color current_fill = { - 1, - {0.0, 0.0, 0.0, 0.0} -}; - -pdf_color current_stroke = { - 1, - {0.0, 0.0, 0.0, 0.0} -}; - -/* - * This routine is not a real color matching. - */ -int -pdf_color_compare (const pdf_color *color1, const pdf_color *color2) -{ - int n = color1->num_components; - - if (n != color2->num_components) - return -1; - - while (n--) - if (color1->values[n] != color2->values[n]) - return -1; - - return 0; -} - -int -pdf_color_is_valid (const pdf_color *color) -{ - int i, num_components; - - num_components = color->num_components; - if (num_components != 1 && - num_components != 3 && - num_components != 4) { - ERROR("Only RGB/CMYK/Gray currently supported."); - return 0; - } - - for (i = 0; i < num_components; i++) { - if (color->values[i] < 0.0 || color->values[i] > 1.0) { - WARN("Invalid color value: %g", color->values[i]); - return 0; - } - } - return 1; -} - -/* Dvipdfm special */ -pdf_color default_color = { - 1, - {0.0, 0.0, 0.0, 0.0} -}; - -void -pdf_color_set_default (const pdf_color *color) -{ - pdf_color_copycolor(&default_color, color); -} - -#define DEV_COLOR_STACK_MAX 128 - -static struct { - int current; - pdf_color stroke[DEV_COLOR_STACK_MAX]; - pdf_color fill[DEV_COLOR_STACK_MAX]; -} color_stack = { - 0, -}; - -void -pdf_color_clear_stack (void) -{ - if (color_stack.current > 0) { - WARN("You've mistakenly made a global color change within nested colors."); - } - color_stack.current = 0; - pdf_color_copycolor(&color_stack.stroke[color_stack.current], &default_color); - pdf_color_copycolor(&color_stack.fill[color_stack.current], &default_color); - return; -} - -void -pdf_color_push (pdf_color *sc, pdf_color *fc) -{ - if (color_stack.current >= DEV_COLOR_STACK_MAX-1) { - WARN("Color stack overflow. Just ignore."); - } else { - color_stack.current++; - pdf_color_copycolor(&color_stack.stroke[color_stack.current], sc); - pdf_color_copycolor(&color_stack.fill[color_stack.current], fc); - pdf_dev_reset_color(0); - } - return; -} - -void -pdf_color_pop (void) -{ - if (color_stack.current <= 0) { - WARN("Color stack underflow. Just ignore."); - } else { - color_stack.current--; - pdf_dev_reset_color(0); - } - return; -} - -void -pdf_color_get_current (pdf_color **sc, pdf_color **fc) -{ - *sc = &color_stack.stroke[color_stack.current]; - *fc = &color_stack.fill[color_stack.current]; - return; -} - -/* BUG (20060330): color change does not effect on the next page. - * The problem is due to the part of grestore because it restores - * the color values in the state of gsave which are not correct - * if the color values are changed inside of a page. - */ -void -pdf_dev_preserve_color (void) -{ - if (color_stack.current > 0) { - current_stroke = color_stack.stroke[color_stack.current]; - current_fill = color_stack.fill[color_stack.current]; - } -} - -/***************************** COLOR SPACE *****************************/ - -static int pdf_colorspace_defineresource (const char *ident, - int subtype, - void *cdata, pdf_obj *resource); - -static int pdf_colorspace_findresource (const char *ident, - int subtype, const void *cdata); - -#if 0 -struct calgray_cdata -{ - double white_point[3]; /* required, second component must - * be equal to 1.0 - */ - double black_point[3]; /* optional, default: [0 0 0] */ - double gamma; /* optional, default: 1.0 */ -}; - -struct calrgb_cdata -{ - double white_point[3]; /* required, second component must - * be equal to 1.0 - */ - double black_point[3]; /* optional, default: [0 0 0] */ - double gamma[3]; /* optional, default: [1 1 1] */ - double matrix[9]; /* optional, default: identity - * [1 0 0 0 1 0 0 0 1] - */ -}; - -static void -release_calrgb (void *cdata) -{ - struct calrgb_cdata *calrgb; - - if (cdata) { - calrgb = (struct calrgb_cdata *) cdata; - RELEASE(calrgb); - } -} - -static int -compare_calrgb (const char *ident1, const void *cdata1, - const char *ident2, const void *cdata2) -{ - struct calrgb_cdata *calrgb1; - struct calrgb_cdata *calrgb2; - - if (ident1 && ident2 && - !strcmp(ident1, ident2)) { - return 0; - } -} - -static void -init_calrgb (struct calrgb_cdata *calrgb) -{ - ASSERT(calrgb); - - calrgb->white_point[0] = 1.0; - calrgb->white_point[1] = 1.0; - calrgb->white_point[2] = 1.0; - - calrgb->black_point[0] = 0.0; - calrgb->black_point[1] = 0.0; - calrgb->black_point[2] = 0.0; - - calrgb->gamma[0] = 1.0; - calrgb->gamma[1] = 1.0; - calrgb->gamma[2] = 1.0; - - calrgb->matrix[0] = 1.0; - calrgb->matrix[1] = 0.0; - calrgb->matrix[2] = 0.0; - - calrgb->matrix[3] = 0.0; - calrgb->matrix[4] = 1.0; - calrgb->matrix[5] = 0.0; - - calrgb->matrix[6] = 0.0; - calrgb->matrix[7] = 0.0; - calrgb->matrix[8] = 1.0; -} - -static int -valid_calrgb (struct calrgb_cdata *calrgb) -{ - if (calrgb->white_point[1] != 1.0 || - calrgb->white_point[0] <= 0.0 || - calrgb->white_point[2] <= 0.0) - return 0; - - if (calrgb->black_point[0] < 0.0 || - calrgb->black_point[1] < 0.0 || - calrgb->black_point[2] < 0.0) - return 0; - - if (calrgb->gamma[0] < 0.0 || - calrgb->gamma[1] < 0.0 || - calrgb->gamma[2] < 0.0) - return 0; - - /* matrix should be invertible? */ - - return 1; -} - -static pdf_obj * -pdf_color_make_calrgb_resource (struct calrgb_cdata *calrgb) -{ - pdf_obj *colorspace; - pdf_obj *calparams, *tmp_array; - - ASSERT(calrgb); - - if (!valid_calrgb(calrgb)) - return NULL; - - colorspace = pdf_new_array(); - calparams = pdf_new_dict(); - - tmp_array = pdf_new_array(); - pdf_add_array(tmp_array, pdf_new_number(ROUND(calrgb->white_point[0], 0.001))); - pdf_add_array(tmp_array, pdf_new_number(1.0)); - pdf_add_array(tmp_array, pdf_new_number(ROUND(calrgb->white_point[2], 0.001))); - pdf_add_dict(calparams, pdf_new_name("WhitePoint"), tmp_array); - - if (calrgb->black_point[0] != 0.0 || - calrgb->black_point[1] != 0.0 || - calrgb->black_point[2] != 0.0) { - tmp_array = pdf_new_array(); - pdf_add_array(tmp_array, pdf_new_number(ROUND(calrgb->black_point[0], 0.001))); - pdf_add_array(tmp_array, pdf_new_number(ROUND(calrgb->black_point[1], 0.001))); - pdf_add_array(tmp_array, pdf_new_number(ROUND(calrgb->black_point[2], 0.001))); - pdf_add_dict(calparams, pdf_new_name("BlackPoint"), tmp_array); - } - - if (calrgb->gamma[0] != 1.0 || - calrgb->gamma[1] != 1.0 || - calrgb->gamma[2] != 1.0) { - tmp_array = pdf_new_array(); - pdf_add_array(tmp_array, pdf_new_number(ROUND(calrgb->gamma[0], 0.001))); - pdf_add_array(tmp_array, pdf_new_number(ROUND(calrgb->gamma[1], 0.001))); - pdf_add_array(tmp_array, pdf_new_number(ROUND(calrgb->gamma[2], 0.001))); - pdf_add_dict(calparams, pdf_new_name("Gamma"), tmp_array); - } - - if (calrgb->matrix[0] != 1.0 || - calrgb->matrix[1] != 0.0 || - calrgb->matrix[2] != 0.0 || - calrgb->matrix[3] != 0.0 || - calrgb->matrix[4] != 1.0 || - calrgb->matrix[5] != 0.0 || - calrgb->matrix[6] != 0.0 || - calrgb->matrix[7] != 0.0 || - calrgb->matrix[8] != 1.0) { - tmp_array = pdf_new_array(); - pdf_add_array(tmp_array, pdf_new_number(ROUND(calrgb->matrix[0], 0.001))); - pdf_add_array(tmp_array, pdf_new_number(ROUND(calrgb->matrix[1], 0.001))); - pdf_add_array(tmp_array, pdf_new_number(ROUND(calrgb->matrix[2], 0.001))); - pdf_add_array(tmp_array, pdf_new_number(ROUND(calrgb->matrix[3], 0.001))); - pdf_add_array(tmp_array, pdf_new_number(ROUND(calrgb->matrix[4], 0.001))); - pdf_add_array(tmp_array, pdf_new_number(ROUND(calrgb->matrix[5], 0.001))); - pdf_add_array(tmp_array, pdf_new_number(ROUND(calrgb->matrix[6], 0.001))); - pdf_add_array(tmp_array, pdf_new_number(ROUND(calrgb->matrix[7], 0.001))); - pdf_add_array(tmp_array, pdf_new_number(ROUND(calrgb->matrix[8], 0.001))); - pdf_add_dict(calparams, pdf_new_name("Matrix"), tmp_array); - } - - pdf_add_array(colorspace, pdf_new_name("CalRGB")); - pdf_add_array(colorspace, calparams); - - return colorspace; -} -#endif - -static unsigned char nullbytes16[16] = { - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 -}; - -static struct -{ - int major; - int minor; -} icc_versions[] = { - {0, 0}, /* PDF-1.0, we don't support them */ - {0, 0}, /* PDF-1.1, we don't support them */ - {0, 0}, /* PDF-1.2, we don't support them */ - {0x02, 0x10}, /* PDF-1.3 */ - {0x02, 0x20}, /* PDF-1.4 */ - {0x04, 0x00} /* PDF-1.5 */ -}; - -static int -iccp_version_supported (int major, int minor) -{ - int pdf_ver; - - pdf_ver = pdf_get_version(); - if (pdf_ver < 6) { - if (icc_versions[pdf_ver].major < major) - return 0; - else if (icc_versions[pdf_ver].major == major && - icc_versions[pdf_ver].minor < minor) - return 0; - else { - return 1; - } - } - - return 0; -} - -typedef unsigned long iccSig; -static iccSig -str2iccSig (const void *s) -{ - const char *p; - - p = (const char *) s; - - return (iccSig) ((p[0]<<24)|(p[1]<<16)|(p[2]<<8)|p[3]); -} - -typedef struct -{ - long X, Y, Z; /* s15Fixed16Numeber */ -} iccXYZNumber; - -typedef struct -{ - long size; - iccSig CMMType; - long version; - iccSig devClass; - iccSig colorSpace; - iccSig PCS; /* Profile Connection Space */ - char creationDate[12]; - iccSig acsp; - iccSig platform; - char flags[4]; - iccSig devMnfct; - iccSig devModel; - char devAttr[8]; - long intent; - iccXYZNumber illuminant; - iccSig creator; - unsigned char ID[16]; /* MD5 checksum with Rendering intent, - * Header attrs, Profile ID fields are - * set to zeros. - */ - /* 28 bytes reserved - must be set to zeros */ -} iccHeader; - -#define iccNullSig 0 -static void -iccp_init_iccHeader (iccHeader *icch) -{ - ASSERT(icch); - - icch->size = 0; - icch->CMMType = iccNullSig; - icch->version = 0xFFFFFF; - icch->devClass = iccNullSig; - icch->colorSpace = iccNullSig; - icch->PCS = iccNullSig; - memset(icch->creationDate, 0, 12); - icch->acsp = str2iccSig("ascp"); - icch->platform = iccNullSig; - memset(icch->flags, 0, 4); - icch->devMnfct = iccNullSig; - icch->devModel = iccNullSig; - memset(icch->devAttr, 0, 8); - icch->intent = 0; - icch->illuminant.X = 0; - icch->illuminant.Y = 0; - icch->illuminant.Z = 0; - icch->creator = iccNullSig; - memset(icch->ID, 0, 16); -} - -#define ICC_INTENT_TYPE(n) ((int) (((n) >> 16) & 0xff)) -#define ICC_INTENT_PERCEPTUAL 0 -#define ICC_INTENT_RELATIVE 1 -#define ICC_INTENT_SATURATION 2 -#define ICC_INTENT_ABSOLUTE 3 - -/* - * In ICC profile stream dicrionary, there is /Range whose values must - * "match the information in the profile". But where is those values in? - * - * How should I treat rendering intent? - */ -struct iccbased_cdata -{ - long sig; /* 'i' 'c' 'c' 'b' */ - - unsigned char checksum[16]; /* 16 bytes MD5 Checksum */ - int colorspace; /* input colorspace: - * RGB, Gray, CMYK, (Lab?) - */ - int alternate; /* alternate colorspace (id), unused */ -}; - -#define check_sig(d,p,q,r,s) ((d) && (d)->sig == ((p)<<24|(q)<<16|(r)<<8|(s))) - -static void -init_iccbased_cdata (struct iccbased_cdata *cdata) -{ - ASSERT(cdata); - - cdata->sig = ('i' << 24|'c' << 16|'c' << 8|'b'); - memset(cdata->checksum, 0, 16); - cdata->colorspace = PDF_COLORSPACE_TYPE_INVALID; - cdata->alternate = -1; - - return; -} - -static void -release_iccbased_cdata (struct iccbased_cdata *cdata) -{ - ASSERT(check_sig(cdata, 'i', 'c', 'c', 'b')); - - RELEASE(cdata); -} - -static int -get_num_components_iccbased (const struct iccbased_cdata *cdata) -{ - int num_components = 0; - - ASSERT(check_sig(cdata, 'i', 'c', 'c', 'b')); - - switch (cdata->colorspace) { - case PDF_COLORSPACE_TYPE_RGB: - num_components = 3; - break; - case PDF_COLORSPACE_TYPE_CMYK: - num_components = 4; - break; - case PDF_COLORSPACE_TYPE_GRAY: - num_components = 1; - break; - case PDF_COLORSPACE_TYPE_CIELAB: - num_components = 3; - break; - } - - return num_components; -} - -static int -compare_iccbased (const char *ident1, const struct iccbased_cdata *cdata1, - const char *ident2, const struct iccbased_cdata *cdata2) -{ - if (cdata1 && cdata2) { - - ASSERT(check_sig(cdata1, 'i', 'c', 'c', 'b')); - ASSERT(check_sig(cdata2, 'i', 'c', 'c', 'b')); - - if (memcmp(cdata1->checksum, nullbytes16, 16) && - memcmp(cdata2->checksum, nullbytes16, 16)) { - return memcmp(cdata1->checksum, cdata2->checksum, 16); - } - if (cdata1->colorspace != cdata2->colorspace) { - return (cdata1->colorspace - cdata2->colorspace); - } - - /* Continue if checksum unknown and colorspace is same. */ - } - - if (ident1 && ident2) - return strcmp(ident1, ident2); - - /* No way to compare */ - return -1; -} - -int -iccp_check_colorspace (int colortype, const void *profile, long proflen) -{ - iccSig colorspace; - const unsigned char *p; - - if (!profile || proflen < 128) - return -1; - - p = (const unsigned char *) profile; - - colorspace = str2iccSig(p + 16); - - switch (colortype) { - case PDF_COLORSPACE_TYPE_CALRGB: - case PDF_COLORSPACE_TYPE_RGB: - if (colorspace != str2iccSig("RGB ")) { - return -1; - } - break; - case PDF_COLORSPACE_TYPE_CALGRAY: - case PDF_COLORSPACE_TYPE_GRAY: - if (colorspace != str2iccSig("GRAY")) { - return -1; - } - break; - case PDF_COLORSPACE_TYPE_CMYK: - if (colorspace != str2iccSig("CMYK")) { - return -1; - } - break; - default: - return -1; - break; - } - - return 0; -} - -pdf_obj * -iccp_get_rendering_intent (const void *profile, long proflen) -{ - pdf_obj *ri = NULL; - const unsigned char *p; - long intent; - - if (!profile || proflen < 128) - return NULL; - - p = (const unsigned char *) profile; - - intent = (p[64] << 24)|(p[65] << 16)|(p[66] << 8)|p[67]; - switch (ICC_INTENT_TYPE(intent)) { - case ICC_INTENT_SATURATION: - ri = pdf_new_name("Saturation"); - break; - case ICC_INTENT_PERCEPTUAL: - ri = pdf_new_name("Perceptual"); - break; - case ICC_INTENT_ABSOLUTE: - ri = pdf_new_name("AbsoluteColorimetric"); - break; - case ICC_INTENT_RELATIVE: - ri = pdf_new_name("RelativeColorimetric"); - break; - default: - WARN("Invalid rendering intent type: %d", ICC_INTENT_TYPE(intent)); - ri = NULL; - } - - return ri; -} - -#define sget_signed_long(p) ((long) ((p)[0] << 24|(p)[1] << 16|(p)[2] << 8|(p)[3])) -#define sget_signed_short(p) ((short) ((p)[0] << 8|(p)[1])) -#define get_iccSig(p) ((iccSig) ((p)[0] << 24|(p)[1] << 16|(p)[2] << 8|(p)[3])) - -static int -iccp_unpack_header (iccHeader *icch, - const void *profile, long proflen, int check_size) -{ - const unsigned char *p, *endptr; - - if (check_size) { - if (!profile || proflen < 128 || - proflen % 4 != 0) { - WARN("Profile size: %ld", proflen); - return -1; - } - } - - p = (const unsigned char *) profile; - endptr = p + 128; - - icch->size = sget_signed_long(p); - if (check_size) { - if (icch->size != proflen) { - WARN("ICC Profile size: %ld(header) != %ld", icch->size, proflen); - return -1; - } - } - p += 4; - - icch->CMMType = str2iccSig(p); - p += 4; - icch->version = sget_signed_long(p); - p += 4; - icch->devClass = str2iccSig(p); - p += 4; - icch->colorSpace = str2iccSig(p); - p += 4; - icch->PCS = str2iccSig(p); - p += 4; - memcpy(icch->creationDate, p, 12); - p += 12; - icch->acsp = str2iccSig(p); /* acsp */ - if (icch->acsp != str2iccSig("acsp")) { - WARN("Invalid ICC profile: not \"acsp\" - %c%c%c%c ", - p[0], p[1], p[2], p[3]); - return -1; - } - p += 4; - icch->platform = str2iccSig(p); - p += 4; - memcpy(icch->flags, p, 4); - p += 4; - icch->devMnfct = str2iccSig(p); - p += 4; - icch->devModel = str2iccSig(p); - p += 4; - memcpy(icch->devAttr, p, 8); - p += 8; - icch->intent = (p[0] << 24)|(p[1] << 16)|(p[2] << 8)|p[3]; - p += 4; - icch->illuminant.X = sget_signed_long(p); - p += 4; - icch->illuminant.Y = sget_signed_long(p); - p += 4; - icch->illuminant.Z = sget_signed_long(p); - p += 4; - icch->creator = str2iccSig(p); - p += 4; - memcpy(icch->ID, p, 16); - p += 16; - - /* 28 bytes reserved - must be set to zeros */ - for (; p < endptr; p++) { - if (*p != '\0') { - WARN("Reserved pad not zero: %02x (at offset %ld in ICC profile header.)", - *p, 128 - ((long) (endptr - p))); - return -1; - } - } - - return 0; -} - -/* MD5 checksum with Rendering intent, - * Header attrs, Profile ID fields are - * set to zeros. - */ -#define ICC_HEAD_SECT1_START 0 -#define ICC_HEAD_SECT1_LENGTH 56 -/* 8 bytes devAttr, 4 bytes intent */ -#define ICC_HEAD_SECT2_START 68 -#define ICC_HEAD_SECT2_LENGTH 16 -/* 16 bytes ID (checksum) */ -#define ICC_HEAD_SECT3_START 100 -#define ICC_HEAD_SECT3_LENGTH 28 - -#include "dpxcrypt.h" -static void -iccp_get_checksum (unsigned char *checksum, const void *profile, long proflen) -{ - const unsigned char *p; - MD5_CONTEXT md5; - - p = (const unsigned char *) profile; - - MD5_init (&md5); - MD5_write(&md5, p + ICC_HEAD_SECT1_START, ICC_HEAD_SECT1_LENGTH); - MD5_write(&md5, nullbytes16, 12); - MD5_write(&md5, p + ICC_HEAD_SECT2_START, ICC_HEAD_SECT2_LENGTH); - MD5_write(&md5, nullbytes16, 16); - MD5_write(&md5, p + ICC_HEAD_SECT3_START, ICC_HEAD_SECT3_LENGTH); - - /* body */ - MD5_write(&md5, p + 128, proflen - 128); - - MD5_final(checksum, &md5); -} - -static void -print_iccp_header (iccHeader *icch, unsigned char *checksum) -{ - int i; - - ASSERT(icch); - -#define print_iccSig(s,t) if ((s) == 0) {\ - MESG("pdf_color>> %s:\t(null)\n", (t)); \ - } else if (!isprint(((s) >> 24) & 0xff) || \ - !isprint(((s) >> 16) & 0xff) || \ - !isprint(((s) >> 8) & 0xff) || \ - !isprint((s) & 0xff)) { \ - MESG("pdf_color>> %s:\t(invalid)\n", (t)); \ - } else { \ - MESG("pdf_color>> %s:\t%c%c%c%c\n", (t), \ - ((s) >> 24) & 0xff, ((s) >> 16) & 0xff, \ - ((s) >> 8) & 0xff, (s) & 0xff); \ -} - - MESG("\n"); - MESG("pdf_color>> ICC Profile Info\n"); - MESG("pdf_color>> Profile Size:\t%ld bytes\n", icch->size); - print_iccSig(icch->CMMType, "CMM Type"); - MESG("pdf_color>> Profile Version:\t%d.%01d.%01d\n", - (icch->version >> 24) & 0xff, - (icch->version >> 20) & 0x0f, - (icch->version >> 16) & 0x0f); - print_iccSig(icch->devClass, "Device Class"); - print_iccSig(icch->colorSpace, "Color Space"); - print_iccSig(icch->PCS, "Connection Space"); - MESG("pdf_color>> Creation Date:\t"); - for (i = 0; i < 12; i += 2) { - if (i == 0) - MESG("%04u", - sget_unsigned_pair((unsigned char *) icch->creationDate)); - else { - MESG(":%02u", - sget_unsigned_pair((unsigned char *) (&icch->creationDate[i]))); - } - } - MESG("\n"); - print_iccSig(icch->platform, "Primary Platform"); - MESG("pdf_color>> Profile Flags:\t%02x:%02x:%02x:%02x\n", - icch->flags[0], icch->flags[1], icch->flags[2], icch->flags[3]); - print_iccSig(icch->devMnfct, "Device Mnfct"); - print_iccSig(icch->devModel, "Device Model"); - MESG("pdf_color>> Device Attr:\t"); - for (i = 0; i < 8; i++) { - if (i == 0) - MESG("%02x", icch->devAttr[i]); - else - MESG(":%02x", icch->devAttr[i]); - } - MESG("\n"); - MESG("pdf_color>> Rendering Intent:\t"); - switch (ICC_INTENT_TYPE(icch->intent)) { - case ICC_INTENT_SATURATION: - MESG("Saturation"); - break; - case ICC_INTENT_PERCEPTUAL: - MESG("Perceptual"); - break; - case ICC_INTENT_ABSOLUTE: - MESG("Absolute Colorimetric"); - break; - case ICC_INTENT_RELATIVE: - MESG("Relative Colorimetric"); - break; - default: - MESG("(invalid)"); - break; - } - MESG("\n"); - print_iccSig(icch->creator, "Creator"); - MESG("pdf_color>> Illuminant (XYZ):\t"); - MESG("%.3f %.3f %.3f\n", - (double) icch->illuminant.X / 0x10000, - (double) icch->illuminant.Y / 0x10000, - (double) icch->illuminant.Z / 0x10000); - MESG("pdf_color>> Checksum:\t"); - if (!memcmp(icch->ID, nullbytes16, 16)) { - MESG("(null)"); - } else { - for (i = 0; i < 16; i++) { - if (i == 0) - MESG("%02x", icch->ID[i]); - else - MESG(":%02x", icch->ID[i]); - } - } - MESG("\n"); - if (checksum) { - MESG("pdf_color>> Calculated:\t"); - for (i = 0; i < 16; i++) { - if (i == 0) - MESG("%02x", checksum[i]); - else - MESG(":%02x", checksum[i]); - } - MESG("\n"); - } - - return; -} - - -static int -iccp_devClass_allowed (int dev_class) -{ - int colormode; - - colormode = pdf_dev_get_param(PDF_DEV_PARAM_COLORMODE); - - switch (colormode) { -#if 0 - case PDF_DEV_COLORMODE_PDFX1: - break; - case PDF_DEV_COLORMODE_PDFX3: - if (dev_class != str2iccSig("prtr")) { - return 0; - } - break; -#endif - default: - if (dev_class != str2iccSig("scnr") && - dev_class != str2iccSig("mntr") && - dev_class != str2iccSig("prtr") && - dev_class != str2iccSig("spac")) { - return 0; - } - break; - } - - - return 1; -} - -int -iccp_load_profile (const char *ident, - const void *profile, long proflen) -{ - int cspc_id; - pdf_obj *resource; - pdf_obj *stream; - pdf_obj *stream_dict; - iccHeader icch; - int colorspace; - unsigned char checksum[16]; - struct iccbased_cdata *cdata; - - iccp_init_iccHeader(&icch); - if (iccp_unpack_header(&icch, profile, proflen, 1) < 0) { /* check size */ - WARN("Invalid ICC profile header in \"%s\"", ident); - print_iccp_header(&icch, NULL); - return -1; - } - - if (!iccp_version_supported((icch.version >> 24) & 0xff, - (icch.version >> 16) & 0xff)) { - WARN("ICC profile format spec. version %d.%01d.%01d" - " not supported in current PDF version setting.", - (icch.version >> 24) & 0xff, - (icch.version >> 20) & 0x0f, - (icch.version >> 16) & 0x0f); - WARN("ICC profile not embedded."); - print_iccp_header(&icch, NULL); - return -1; - } - - if (!iccp_devClass_allowed(icch.devClass)) { - WARN("Unsupported ICC Profile Device Class:"); - print_iccp_header(&icch, NULL); - return -1; - } - - if (icch.colorSpace == str2iccSig("RGB ")) { - colorspace = PDF_COLORSPACE_TYPE_RGB; - } else if (icch.colorSpace == str2iccSig("GRAY")) { - colorspace = PDF_COLORSPACE_TYPE_GRAY; - } else if (icch.colorSpace == str2iccSig("CMYK")) { - colorspace = PDF_COLORSPACE_TYPE_CMYK; - } else { - WARN("Unsupported input color space."); - print_iccp_header(&icch, NULL); - return -1; - } - - iccp_get_checksum(checksum, profile, proflen); - if (memcmp(icch.ID, nullbytes16, 16) && - memcmp(icch.ID, checksum, 16)) { - WARN("Invalid ICC profile: Inconsistent checksum."); - print_iccp_header(&icch, checksum); - return -1; - } - - cdata = NEW(1, struct iccbased_cdata); - init_iccbased_cdata(cdata); - cdata->colorspace = colorspace; - memcpy(cdata->checksum, checksum, 16); - - cspc_id = pdf_colorspace_findresource(ident, - PDF_COLORSPACE_TYPE_ICCBASED, cdata); - if (cspc_id >= 0) { - if (verbose) - MESG("(ICCP:[id=%d])", cspc_id); - release_iccbased_cdata(cdata); - return cspc_id; - } - if (verbose > 1) { - print_iccp_header(&icch, checksum); - } - - resource = pdf_new_array(); - - stream = pdf_new_stream(STREAM_COMPRESS); - pdf_add_array(resource, pdf_new_name("ICCBased")); - pdf_add_array(resource, pdf_ref_obj (stream)); - - stream_dict = pdf_stream_dict(stream); - pdf_add_dict(stream_dict, pdf_new_name("N"), - pdf_new_number(get_num_components_iccbased(cdata))); - - pdf_add_stream (stream, profile, proflen); - pdf_release_obj(stream); - - cspc_id = pdf_colorspace_defineresource(ident, - PDF_COLORSPACE_TYPE_ICCBASED, - cdata, resource); - - return cspc_id; -} - -#define WBUF_SIZE 4096 -static unsigned char wbuf[WBUF_SIZE]; - -static pdf_obj * -iccp_load_file_stream (unsigned char *checksum, long length, FILE *fp) -{ - pdf_obj *stream; - MD5_CONTEXT md5; - long nb_read; - - rewind(fp); - - if (fread(wbuf, 1, 128, fp) != 128) { - return NULL; - } - length -= 128; - - stream = pdf_new_stream(STREAM_COMPRESS); - - MD5_init (&md5); - MD5_write(&md5, wbuf + ICC_HEAD_SECT1_START, ICC_HEAD_SECT1_LENGTH); - MD5_write(&md5, nullbytes16, 12); - MD5_write(&md5, wbuf + ICC_HEAD_SECT2_START, ICC_HEAD_SECT2_LENGTH); - MD5_write(&md5, nullbytes16, 16); - MD5_write(&md5, wbuf + ICC_HEAD_SECT3_START, ICC_HEAD_SECT3_LENGTH); - - pdf_add_stream(stream, wbuf, 128); - - /* body */ - while (length > 0) { - nb_read = fread(wbuf, 1, MIN(length, WBUF_SIZE), fp); - MD5_write(&md5, wbuf, nb_read); - pdf_add_stream(stream, wbuf, nb_read); - length -= nb_read; - } - - MD5_final(checksum, &md5); - - - return stream; -} - -int -pdf_colorspace_load_ICCBased (const char *ident, const char *filename) -{ - int cspc_id; - FILE *fp; - pdf_obj *resource; - pdf_obj *stream; - pdf_obj *stream_dict; - iccHeader icch; - int colorspace; - long size; - unsigned char checksum[16]; - struct iccbased_cdata *cdata; - - - fp = DPXFOPEN(filename, DPX_RES_TYPE_ICCPROFILE); - if (!fp) - return -1; - - size = file_size(fp); - if (size < 128) { - MFCLOSE(fp); - return -1; - } - if (fread(wbuf, 1, 128, fp) != 128) { - DPXFCLOSE(fp); - return -1; - } - - iccp_init_iccHeader(&icch); - if (iccp_unpack_header(&icch, wbuf, 128, 0) < 0) { - WARN("Invalid ICC profile header in \"%s\"", ident); - print_iccp_header(&icch, NULL); - DPXFCLOSE(fp); - return -1; - } - if (icch.size > size) { - WARN("File size smaller than recorded in header: %ld %ld", - icch.size, size); - DPXFCLOSE(fp); - return -1; - } - - if (!iccp_version_supported((icch.version >> 24) & 0xff, - (icch.version >> 16) & 0xff)) { - WARN("ICC profile format spec. version %d.%01d.%01d" - " not supported in current PDF version setting.", - (icch.version >> 24) & 0xff, - (icch.version >> 20) & 0x0f, - (icch.version >> 16) & 0x0f); - WARN("ICC profile not embedded."); - print_iccp_header(&icch, NULL); - DPXFCLOSE(fp); - return -1; - } - - if (!iccp_devClass_allowed(icch.devClass)) { - WARN("Unsupported ICC Profile Device Class:"); - print_iccp_header(&icch, NULL); - DPXFCLOSE(fp); - return -1; - } - - if (icch.colorSpace == str2iccSig("RGB ")) { - colorspace = PDF_COLORSPACE_TYPE_RGB; - } else if (icch.colorSpace == str2iccSig("GRAY")) { - colorspace = PDF_COLORSPACE_TYPE_GRAY; - } else if (icch.colorSpace == str2iccSig("CMYK")) { - colorspace = PDF_COLORSPACE_TYPE_CMYK; - } else { - WARN("Unsupported input color space."); - print_iccp_header(&icch, NULL); - DPXFCLOSE(fp); - return -1; - } - - stream = iccp_load_file_stream(checksum, icch.size, fp); - DPXFCLOSE(fp); - - if (!stream) { - WARN("Loading ICC Profile failed...: %s", filename); - return -1; - } - - if (memcmp(icch.ID, nullbytes16, 16) && - memcmp(icch.ID, checksum, 16)) { - WARN("Invalid ICC profile: Inconsistent checksum."); - print_iccp_header(&icch, NULL); - pdf_release_obj(stream); - return -1; - } - - cdata = NEW(1, struct iccbased_cdata); - init_iccbased_cdata(cdata); - cdata->colorspace = colorspace; - memcpy(cdata->checksum, checksum, 16); - - cspc_id = pdf_colorspace_findresource(ident, - PDF_COLORSPACE_TYPE_ICCBASED, cdata); - if (cspc_id >= 0) { - if (verbose) - MESG("(ICCP:[id=%d])", cspc_id); - release_iccbased_cdata(cdata); - pdf_release_obj(stream); - return cspc_id; - } - if (verbose > 1) { - print_iccp_header(&icch, checksum); - } - - resource = pdf_new_array(); - - pdf_add_array(resource, pdf_new_name("ICCBased")); - pdf_add_array(resource, pdf_ref_obj (stream)); - - stream_dict = pdf_stream_dict(stream); - pdf_add_dict(stream_dict, pdf_new_name("N"), - pdf_new_number(get_num_components_iccbased(cdata))); - pdf_release_obj(stream); - - cspc_id = pdf_colorspace_defineresource(ident, - PDF_COLORSPACE_TYPE_ICCBASED, - cdata, resource); - - return cspc_id; -} - -typedef struct { - char *ident; - int subtype; - - pdf_obj *resource; - pdf_obj *reference; - - void *cdata; -} pdf_colorspace; - -static struct { - int count; - int capacity; - pdf_colorspace *colorspaces; -} cspc_cache = { - 0, 0, NULL -}; - -int -pdf_colorspace_findresource (const char *ident, - int type, const void *cdata) -{ - pdf_colorspace *colorspace; - int cspc_id, cmp = -1; - - for (cspc_id = 0; - cmp && cspc_id < cspc_cache.count; cspc_id++) { - colorspace = &cspc_cache.colorspaces[cspc_id]; - if (colorspace->subtype != type) - continue; - - switch (colorspace->subtype) { - case PDF_COLORSPACE_TYPE_ICCBASED: - cmp = compare_iccbased(ident, cdata, - colorspace->ident, colorspace->cdata); - break; - } - if (!cmp) - return cspc_id; - } - - return -1; /* not found */ -} - -static void -pdf_init_colorspace_struct (pdf_colorspace *colorspace) -{ - ASSERT(colorspace); - - colorspace->ident = NULL; - colorspace->subtype = PDF_COLORSPACE_TYPE_INVALID; - - colorspace->resource = NULL; - colorspace->reference = NULL; - colorspace->cdata = NULL; - - return; -} - -static void -pdf_clean_colorspace_struct (pdf_colorspace *colorspace) -{ - ASSERT(colorspace); - - if (colorspace->ident) - RELEASE(colorspace->ident); - if (colorspace->resource) - pdf_release_obj(colorspace->resource); - if (colorspace->reference) - pdf_release_obj(colorspace->reference); - colorspace->resource = NULL; - colorspace->reference = NULL; - - if (colorspace->cdata) { - switch (colorspace->subtype) { - case PDF_COLORSPACE_TYPE_ICCBASED: - release_iccbased_cdata(colorspace->cdata); - break; - } - } - colorspace->cdata = NULL; - colorspace->subtype = PDF_COLORSPACE_TYPE_INVALID; - - return; -} - -static void -pdf_flush_colorspace (pdf_colorspace *colorspace) -{ - ASSERT(colorspace); - - if (colorspace->resource) - pdf_release_obj(colorspace->resource); - if (colorspace->reference) - pdf_release_obj(colorspace->reference); - - colorspace->resource = NULL; - colorspace->reference = NULL; -} - -int -pdf_colorspace_defineresource (const char *ident, - int subtype, void *cdata, pdf_obj *resource) -{ - int cspc_id; - pdf_colorspace *colorspace; - - if (cspc_cache.count >= cspc_cache.capacity) { - cspc_cache.capacity += 16; - cspc_cache.colorspaces = RENEW(cspc_cache.colorspaces, - cspc_cache.capacity, pdf_colorspace); - } - cspc_id = cspc_cache.count; - colorspace = &cspc_cache.colorspaces[cspc_id]; - - pdf_init_colorspace_struct(colorspace); - if (ident) { - colorspace->ident = NEW(strlen(ident) + 1, char); - strcpy(colorspace->ident, ident); - } - colorspace->subtype = subtype; - colorspace->cdata = cdata; - colorspace->resource = resource; - - if (verbose) { - MESG("(ColorSpace:%s", ident); - if (verbose > 1) { - switch (subtype) { - case PDF_COLORSPACE_TYPE_ICCBASED: - MESG("[ICCBased]"); - break; - case PDF_COLORSPACE_TYPE_CALRGB: - MESG("[CalRGB]"); - break; - case PDF_COLORSPACE_TYPE_CALGRAY: - MESG("[CalGray]"); - break; - } - } - MESG(")"); - } - - cspc_cache.count++; - - return cspc_id; -} - -pdf_obj * -pdf_get_colorspace_reference (int cspc_id) -{ - pdf_colorspace *colorspace; - - colorspace = &cspc_cache.colorspaces[cspc_id]; - if (!colorspace->reference) { - colorspace->reference = pdf_ref_obj(colorspace->resource); - pdf_release_obj(colorspace->resource); /* .... */ - colorspace->resource = NULL; - } - - return pdf_link_obj(colorspace->reference); -} - -#if 0 -int -pdf_get_colorspace_num_components (int cspc_id) -{ - pdf_colorspace *colorspace; - int num_components; - - colorspace = &cspc_cache.colorspaces[cspc_id]; - - switch (colorspace->subtype) { - case PDF_COLORSPACE_TYPE_ICCBASED: - num_components = get_num_components_iccbased(colorspace->cdata); - break; - case PDF_COLORSPACE_TYPE_DEVICEGRAY: - num_components = 1; - break; - case PDF_COLORSPACE_TYPE_DEVICERGB: - num_components = 3; - break; - case PDF_COLORSPACE_TYPE_DEVICECMYK: - num_components = 4; - break; - case PDF_COLORSPACE_TYPE_CALRGB: - num_components = 3; - break; - case PDF_COLORSPACE_TYPE_CALGRAY: - num_components = 1; - break; - default: - num_components = 0; - break; - } - - return num_components; -} - -int -pdf_get_colorspace_subtype (int cspc_id) -{ - pdf_colorspace *colorspace; - - colorspace = &cspc_cache.colorspaces[cspc_id]; - - return colorspace->subtype; -} -#endif /* 0 */ - -void -pdf_init_colors (void) -{ - cspc_cache.count = 0; - cspc_cache.capacity = 0; - cspc_cache.colorspaces = NULL; -} - -void -pdf_close_colors (void) -{ - int i; - - for (i = 0; i < cspc_cache.count; i++) { - pdf_colorspace *colorspace; - - colorspace = &cspc_cache.colorspaces[i]; - pdf_flush_colorspace(colorspace); - pdf_clean_colorspace_struct(colorspace); - } - RELEASE(cspc_cache.colorspaces); - cspc_cache.colorspaces = NULL; - cspc_cache.count = cspc_cache.capacity = 0; - -} - -#define PDF_COLORSPACE_FAMILY_DEVICE 0 -#define PDF_COLORSPACE_FAMILY_CIEBASED 1 -#define PDF_COLORSPACE_FAMILY_SPECIAL 2 diff --git a/Build/source/texk/dvipdf-x/xsrc/pdfcolor.h b/Build/source/texk/dvipdf-x/xsrc/pdfcolor.h deleted file mode 100644 index e5edabd09c6..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/pdfcolor.h +++ /dev/null @@ -1,111 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#ifndef _PDF_COLOR_H_ -#define _PDF_COLOR_H_ - -#include "pdfobj.h" - -#define PDF_COLORSPACE_TYPE_DEVICECMYK -4 -#define PDF_COLORSPACE_TYPE_DEVICERGB -3 -#define PDF_COLORSPACE_TYPE_DEVICEGRAY -1 -#define PDF_COLORSPACE_TYPE_INVALID 0 -#define PDF_COLORSPACE_TYPE_CALGRAY 1 -#define PDF_COLORSPACE_TYPE_CIELAB 2 -#define PDF_COLORSPACE_TYPE_CALRGB 3 -#define PDF_COLORSPACE_TYPE_ICCBASED 4 - -#define PDF_COLORSPACE_TYPE_CMYK PDF_COLORSPACE_TYPE_DEVICECMYK -#define PDF_COLORSPACE_TYPE_RGB PDF_COLORSPACE_TYPE_DEVICERGB -#define PDF_COLORSPACE_TYPE_GRAY PDF_COLORSPACE_TYPE_DEVICEGRAY - - -#define PDF_COLOR_COMPONENT_MAX 4 - -typedef struct -{ - int num_components; - double values[PDF_COLOR_COMPONENT_MAX]; -} pdf_color; - -extern void pdf_color_set_verbose (void); - -extern int pdf_color_type (const pdf_color *color); -extern int pdf_color_rgbcolor (pdf_color *color, - double r, double g, double b); -extern int pdf_color_cmykcolor (pdf_color *color, - double c, double m, double y, double k); -extern int pdf_color_graycolor (pdf_color *color, double g); -#define pdf_color_black(c) pdf_color_graycolor(c, 0.0); -#define pdf_color_white(c) pdf_color_graycolor(c, 1.0); - -extern void pdf_color_copycolor (pdf_color *color1, const pdf_color *color2); -extern void pdf_color_brighten_color (pdf_color *dst, const pdf_color *src, double f); - -extern int pdf_color_compare (const pdf_color *color1, const pdf_color *color2); - -extern int pdf_color_is_white (const pdf_color *color); -extern int pdf_color_is_valid (const pdf_color *color); - -extern int pdf_color_to_string (const pdf_color *color, char *buffer); - -/* Not check size */ -extern pdf_obj *iccp_get_rendering_intent (const void *profile, long proflen); -extern int iccp_check_colorspace (int colortype, - const void *profile, long proflen); - -/* returns colorspace ID */ -extern int iccp_load_profile (const char *ident, - const void *profile, long proflen); - -extern void pdf_init_colors (void); -extern void pdf_close_colors (void); - -extern pdf_obj *pdf_get_colorspace_reference (int cspc_id); - -#if 0 -extern int pdf_get_colorspace_num_components (int cspc_id); -extern int pdf_get_colorspace_subtype (int cspc_id); -#endif - -/* Not working */ -extern int pdf_colorspace_load_ICCBased (const char *ident, - const char *profile_filename); - -/* Color special - * See remark in spc_color.c. - */ -extern void pdf_color_set_default (const pdf_color *color); -extern void pdf_color_push (pdf_color *sc, pdf_color *fc); -extern void pdf_color_pop (void); - -/* Color stack - */ -extern void pdf_color_clear_stack (void); -extern void pdf_color_get_current (pdf_color **sc, pdf_color **fc); - -/* Reinstall color */ -extern void pdf_dev_preserve_color(void); - -#endif /* _PDF_COLOR_H_ */ diff --git a/Build/source/texk/dvipdf-x/xsrc/pdfdev.c b/Build/source/texk/dvipdf-x/xsrc/pdfdev.c deleted file mode 100644 index 441c959bcfa..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/pdfdev.c +++ /dev/null @@ -1,1858 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#if HAVE_CONFIG_H -#include "config.h" -#endif - -#include <string.h> -#include <ctype.h> -#include <math.h> - -#include "system.h" -#include "mem.h" -#include "error.h" - -#include "mfileio.h" -#include "numbers.h" - -#include "pdfdoc.h" -#include "pdfobj.h" - -#include "pdffont.h" -#include "fontmap.h" -#include "cmap.h" -#include "pdfximage.h" - -#include "pdfdraw.h" -#include "pdfcolor.h" - -#include "pdflimits.h" - -#include "dvi.h" - -#include "pdfdev.h" - -static int verbose = 0; - -void -pdf_dev_set_verbose (void) -{ - verbose++; -} - -/* Not working yet... */ -double -pdf_dev_scale (void) -{ - return 1.0; -} - -/* - * Unit conversion, formatting and others. - */ - -#define TEX_ONE_HUNDRED_BP 6578176 -static struct { - double dvi2pts; - long min_bp_val; /* Shortest resolvable distance in the output PDF. */ - int precision; /* Number of decimal digits (in fractional part) kept. */ -} dev_unit = { - 0.0, - 658, - 2 -}; - - -double -dev_unit_dviunit (void) -{ - return (1.0/dev_unit.dvi2pts); -} - -#define DEV_PRECISION_MAX 8 -static unsigned long ten_pow[10] = { - 1ul, 10ul, 100ul, 1000ul, 10000ul, 100000ul, 1000000ul, 10000000ul, 100000000ul, 1000000000ul -}; - -static double ten_pow_inv[10] = { - 1.0, 0.1, 0.01, 0.001, 0.0001, 0.00001, 0.000001, 0.0000001, 0.00000001, 0.000000001 -}; - -#define bpt2spt(b) ( (spt_t) round( (b) / dev_unit.dvi2pts ) ) -#define spt2bpt(s) ( (s) * dev_unit.dvi2pts ) -#define dround_at(v,p) (ROUND( (v), ten_pow_inv[(p)] )) - -static int -p_itoa (long value, char *buf) -{ - int sign, ndigits; - char *p = buf; - - if (value < 0) { - *p++ = '-'; - value = -value; - sign = 1; - } else { - sign = 0; - } - - ndigits = 0; - /* Generate at least one digit in reverse order */ - do { - p[ndigits++] = (value % 10) + '0'; - value /= 10; - } while (value != 0); - - /* Reverse the digits */ - { - int i; - - for (i = 0; i < ndigits / 2 ; i++) { - char tmp = p[i]; - p[i] = p[ndigits-i-1]; - p[ndigits-i-1] = tmp; - } - } - p[ndigits] = '\0'; - - return (sign ? ndigits + 1 : ndigits); -} - -/* ... */ -static int -p_dtoa (double value, int prec, char *buf) -{ - int n; - char *p, *q; - - n = sprintf(buf, "%.*f", prec, value); - /* find decimal-point */ - for (p = buf + n - 1; p > buf && *p != '.'; p--); - if (p > buf) { - /* chop trailing zeros */ - for (q = buf + n - 1; q > p && *q == '0'; q--) { - *q = '\0'; n--; - } - /* If a decimal point appears, at least one digit appears - * before it. - */ - if (q == p) { - *q = '\0'; n--; - } - } - /* -0 --> 0 */ - if (n == 2 && buf[0] == '-' && buf[1] == '0') { - buf[0] = '0'; buf[1] = '\0'; n = 1; - } - - return n; -} - -static int -dev_sprint_bp (char *buf, spt_t value, spt_t *error) -{ - double value_in_bp; - double error_in_bp; - int prec = dev_unit.precision; - - value_in_bp = spt2bpt(value); - if (error) { - error_in_bp = value_in_bp - dround_at(value_in_bp, prec); - *error = bpt2spt(error_in_bp); - } - - return p_dtoa(value_in_bp, prec, buf); -} - -/* They are affected by precision (set at device initialization). */ -int -pdf_sprint_matrix (char *buf, const pdf_tmatrix *M) -{ - int len; - int prec2 = MIN(dev_unit.precision + 2, DEV_PRECISION_MAX); - int prec0 = MAX(dev_unit.precision, 2); - - len = p_dtoa(M->a, prec2, buf); - buf[len++] = ' '; - len += p_dtoa(M->b, prec2, buf+len); - buf[len++] = ' '; - len += p_dtoa(M->c, prec2, buf+len); - buf[len++] = ' '; - len += p_dtoa(M->d, prec2, buf+len); - buf[len++] = ' '; - len += p_dtoa(M->e, prec0, buf+len); - buf[len++] = ' '; - len += p_dtoa(M->f, prec0, buf+len); - buf[len] = '\0'; /* xxx_sprint_xxx NULL terminates strings. */ - - return len; -} - -int -pdf_sprint_rect (char *buf, const pdf_rect *rect) -{ - int len; - - len = p_dtoa(rect->llx, dev_unit.precision, buf); - buf[len++] = ' '; - len += p_dtoa(rect->lly, dev_unit.precision, buf+len); - buf[len++] = ' '; - len += p_dtoa(rect->urx, dev_unit.precision, buf+len); - buf[len++] = ' '; - len += p_dtoa(rect->ury, dev_unit.precision, buf+len); - buf[len] = '\0'; /* xxx_sprint_xxx NULL terminates strings. */ - - return len; -} - -int -pdf_sprint_coord (char *buf, const pdf_coord *p) -{ - int len; - - len = p_dtoa(p->x, dev_unit.precision, buf); - buf[len++] = ' '; - len += p_dtoa(p->y, dev_unit.precision, buf+len); - buf[len] = '\0'; /* xxx_sprint_xxx NULL terminates strings. */ - - return len; -} - -int -pdf_sprint_length (char *buf, double value) -{ - int len; - - len = p_dtoa(value, dev_unit.precision, buf); - buf[len] = '\0'; /* xxx_sprint_xxx NULL terminates strings. */ - - return len; -} - - -int -pdf_sprint_number (char *buf, double value) -{ - int len; - - len = p_dtoa(value, DEV_PRECISION_MAX, buf); - buf[len] = '\0'; /* xxx_sprint_xxx NULL terminates strings. */ - - return len; -} - - -static struct -{ - /* Text composition (direction) mode is ignored (always same - * as font's writing mode) if autorotate is unset (value zero). - */ - int autorotate; - - /* - * Ignore color migrated to here. This is device's capacity. - * colormode 0 for ignore colors - */ - int colormode; - -} dev_param = { - 1, /* autorotate */ - 1, /* colormode */ -}; - -/* - * Text handling routines. - */ - -/* Motion state: - * GRAPHICS_MODE Initial state (not within BT/ET block nor in string) - * TEXT_MODE Text section is started via BT operator but not - * in string. - * STRING_MODE In string. A string or array of strings are currently - * in process. May started '[', '<' or '('. - */ -#define GRAPHICS_MODE 1 -#define TEXT_MODE 2 -#define STRING_MODE 3 - -static int motion_state = GRAPHICS_MODE; - -#define FORMAT_BUF_SIZE 4096 -static char format_buffer[FORMAT_BUF_SIZE]; - -/* - * In PDF, vertical text positioning is always applied when current font - * is vertical font. While ASCII pTeX manages current writing direction - * and font's WMode separately. - * - * 00/11 WMODE_HH/VV h(v) font, h(v) direction. - * 01 WMODE_HV -90 deg. rotated - * 10 WMODE_VH +90 deg. rotated - * - * In MetaPost PostScript file processing (mp_mode = 1), only HH/VV mode - * is applied. - */ -#define TEXT_WMODE_HH 0 -#define TEXT_WMODE_HV 1 -#define TEXT_WMODE_VH 2 -#define TEXT_WMODE_VV 3 - -#define ANGLE_CHANGES(m1,m2) ((abs((m1)-(m2)) % 3) == 0 ? 0 : 1) -#define ROTATE_TEXT(m) ((m) != TEXT_WMODE_HH && (m) != TEXT_WMODE_VV) - -static struct { - - /* Current font. - * This is index within dev_fonts. - */ - int font_id; - - /* Dvipdfmx does compression of text by doing text positioning - * in relative motion and uses string array [(foo) -250 (bar)] - * with kerning (negative kern is used for white space as suited - * for TeX). This is offset within current string. - */ - spt_t offset; - - /* This is reference point of strings. - * It may include error correction induced by rounding. - */ - spt_t ref_x; - spt_t ref_y; - - /* Using text raise and leading is highly recommended for - * text extraction to work properly. But not implemented yet. - * We can't do consice output for \TeX without this. - */ - spt_t raise; /* unused */ - spt_t leading; /* unused */ - - /* This is not always text matrix but rather font matrix. - * We do not use horizontal scaling in PDF text state parameter - * since they always apply scaling in fixed direction regardless - * of writing mode. - */ - struct { - double slant; - double extend; - int rotate; /* TEXT_WMODE_XX */ - } matrix; - - /* Fake bold parameter: - * If bold_param is positive, use text rendering mode - * fill-then-stroke with stroking line width specified - * by bold_param. - */ - double bold_param; - - /* Text composition (direction) mode. */ - int dir_mode; - - /* internal */ - - /* Flag indicating text matrix to be forcibly reset. - * Enabled if synthetic font features (slant, extend, etc) - * are used for current font or when text rotation mode - * changes. - */ - int force_reset; - - /* This information is duplicated from dev[font_id].format. - * Set to 1 if font is composite (Type0) font. - */ - int is_mb; -} text_state = { - -1, /* font */ - 0, /* offset */ - 0, 0, /* ref_x, ref_y */ - 0, 0, /* raise, leading */ - {0.0, 1.0, 0}, - - 0.0, /* Experimental boldness param */ - - 0, /* dir_mode */ - - /* internal */ - 0, /* force_reset */ - 0 /* is_mb */ -}; - -#define PDF_FONTTYPE_SIMPLE 1 -#define PDF_FONTTYPE_BITMAP 2 -#define PDF_FONTTYPE_COMPOSITE 3 - -struct dev_font { - /* Needs to be big enough to hold name "Fxxx" - * where xxx is number of largest font - */ - char short_name[7]; /* Resource name */ - int used_on_this_page; - - char *tex_name; /* String identifier of this font */ - spt_t sptsize; /* Point size */ - - /* Returned values from font/encoding layer: - * - * The font_id and enc_id is font and encoding (CMap) identifier - * used in pdf_font or encoding/cmap layer. - * The PDF object "resource" is an indirect reference object - * pointing font resource of this font. The used_chars is somewhat - * misleading, this is actually used_glyphs in CIDFont for Type0 - * and is 65536/8 bytes binary data with each bits representing - * whether the glyph is in-use or not. It is 256 char array for - * simple font. - */ - int font_id; - int enc_id; -#ifdef XETEX - unsigned short *ft_to_gid; -#endif - - /* if >= 0, index of a dev_font that really has the resource and used_chars */ - int real_font_index; - - pdf_obj *resource; - char *used_chars; - - /* Font format: - * simple, composite or bitmap. - */ - int format; - - /* Writing mode: - * Non-zero for vertical. Duplicated from CMap. - */ - int wmode; - - /* Syntetic Font: - * - * We use text matrix for creating extended or slanted font, - * but not with font's FontMatrix since TrueType and Type0 - * font don't support them. - */ - double extend; - double slant; - double bold; /* Boldness prameter */ - - /* Compatibility */ - int mapc; /* Nasty workaround for Omega */ - - /* There are no font metric format supporting four-bytes - * charcter code. So we should provide an option to specify - * UCS group and plane. - */ - int ucs_group; - int ucs_plane; - - int is_unicode; -}; -static struct dev_font *dev_fonts = NULL; - -static int num_dev_fonts = 0; -static int max_dev_fonts = 0; -static int num_phys_fonts = 0; - -#define CURRENTFONT() ((text_state.font_id < 0) ? NULL : &(dev_fonts[text_state.font_id])) -#define GET_FONT(n) (&(dev_fonts[(n)])) - - -static void -dev_set_text_matrix (spt_t xpos, spt_t ypos, double slant, double extend, int rotate) -{ - pdf_tmatrix tm; - int len = 0; - - /* slant is negated for vertical font so that right-side - * is always lower. */ - switch (rotate) { - case TEXT_WMODE_VH: - /* Vertical font */ - tm.a = slant ; tm.b = 1.0; - tm.c = -extend; tm.d = 0.0 ; - break; - case TEXT_WMODE_HV: - /* Horizontal font */ - tm.a = 0.0; tm.b = -extend; - tm.c = 1.0; tm.d = -slant ; - break; - case TEXT_WMODE_HH: - /* Horizontal font */ - tm.a = extend; tm.b = 0.0; - tm.c = slant ; tm.d = 1.0; - break; - case TEXT_WMODE_VV: - /* Vertical font */ - tm.a = 1.0; tm.b = -slant; - tm.c = 0.0; tm.d = extend; - break; - } - tm.e = xpos * dev_unit.dvi2pts; - tm.f = ypos * dev_unit.dvi2pts; - - format_buffer[len++] = ' '; - len += pdf_sprint_matrix(format_buffer+len, &tm); - format_buffer[len++] = ' '; - format_buffer[len++] = 'T'; - format_buffer[len++] = 'm'; - - pdf_doc_add_page_content(format_buffer, len); - - text_state.ref_x = xpos; - text_state.ref_y = ypos; - text_state.matrix.slant = slant; - text_state.matrix.extend = extend; - text_state.matrix.rotate = rotate; -} - -/* - * reset_text_state() outputs a BT and does any necessary coordinate - * transformations to get ready to ship out text. - */ - -static void -reset_text_state (void) -{ - /* - * We need to reset the line matrix to handle slanted fonts. - */ - pdf_doc_add_page_content(" BT", 3); - /* - * text_state.matrix is identity at top of page. - * This sometimes write unnecessary "Tm"s when transition from - * GRAPHICS_MODE to TEXT_MODE occurs. - */ - if (text_state.force_reset || - text_state.matrix.slant != 0.0 || - text_state.matrix.extend != 1.0 || - ROTATE_TEXT(text_state.matrix.rotate)) { - dev_set_text_matrix(0, 0, - text_state.matrix.slant, - text_state.matrix.extend, - text_state.matrix.rotate); - } - text_state.ref_x = 0; - text_state.ref_y = 0; - text_state.offset = 0; - text_state.force_reset = 0; -} - -static void -text_mode (void) -{ - switch (motion_state) { - case TEXT_MODE: - break; - case STRING_MODE: - pdf_doc_add_page_content(text_state.is_mb ? ">]TJ" : ")]TJ", 4); - break; - case GRAPHICS_MODE: - reset_text_state(); - break; - } - motion_state = TEXT_MODE; - text_state.offset = 0; -} - -void -graphics_mode (void) -{ - switch (motion_state) { - case GRAPHICS_MODE: - break; - case STRING_MODE: - pdf_doc_add_page_content(text_state.is_mb ? ">]TJ" : ")]TJ", 4); - /* continue */ - case TEXT_MODE: - pdf_doc_add_page_content(" ET", 3); - text_state.force_reset = 0; - text_state.font_id = -1; - break; - } - motion_state = GRAPHICS_MODE; -} - -static void -start_string (spt_t xpos, spt_t ypos, double slant, double extend, int rotate) -{ - spt_t delx, dely, error_delx, error_dely; - spt_t desired_delx, desired_dely; - int len = 0; - - delx = xpos - text_state.ref_x; - dely = ypos - text_state.ref_y; - /* - * Precompensating for line transformation matrix. - * - * Line transformation matrix L for horizontal font in horizontal - * mode and it's inverse I is - * - * | e 0| | 1/e 0| - * L_hh = | | , I_hh = | | - * | s 1| |-s/e 1| - * - * For vertical font in vertical mode, - * - * | 1 -s| | 1 s/e| - * L_vv = | | , I_vv = | | - * | 0 e| | 0 1/e| - * - * For vertical font in horizontal mode, - * - * | s 1| | 0 1| - * L_vh = | | = L_vv x | | - * |-e 0| |-1 0| - * - * | 0 -1| - * I_vh = | | x I_vv - * | 1 0| - * - * For horizontal font in vertical mode, - * - * | 0 -e| | 0 -1| - * L_hv = | | = L_hh x | | - * | 1 -s| | 1 0| - * - * | 0 1| - * I_hv = | | x I_hh - * |-1 0| - * - */ - switch (rotate) { - case TEXT_WMODE_VH: - /* Vertical font in horizontal mode: rot = +90 - * | 0 -1/e| - * d_user = d x I_vh = d x | | - * | 1 s/e| - */ - desired_delx = dely; - desired_dely = (spt_t) (-(delx - dely*slant)/extend); - - /* error_del is in device space - * - * | 0 1| - * e = e_user x | | = (-e_user_y, e_user_x) - * |-1 0| - * - * We must care about rotation here but not extend/slant... - * The extend and slant actually is font matrix. - */ - format_buffer[len++] = ' '; - len += dev_sprint_bp(format_buffer+len, desired_delx, &error_dely); - format_buffer[len++] = ' '; - len += dev_sprint_bp(format_buffer+len, desired_dely, &error_delx); - error_delx = -error_delx; - break; - case TEXT_WMODE_HV: - /* Horizontal font in vertical mode: rot = -90 - * - * |-s/e 1| - * d_user = d x I_hv = d x | | - * |-1/e 0| - */ - desired_delx = (spt_t)(-(dely + delx*slant)/extend); - desired_dely = delx; - - /* - * e = (e_user_y, -e_user_x) - */ - format_buffer[len++] = ' '; - len += dev_sprint_bp(format_buffer+len, desired_delx, &error_dely); - format_buffer[len++] = ' '; - len += dev_sprint_bp(format_buffer+len, desired_dely, &error_delx); - error_dely = -error_dely; - break; - case TEXT_WMODE_HH: - /* Horizontal font in horizontal mode: - * | 1/e 0| - * d_user = d x I_hh = d x | | - * |-s/e 1| - */ - desired_delx = (spt_t)((delx - dely*slant)/extend); - desired_dely = dely; - - format_buffer[len++] = ' '; - len += dev_sprint_bp(format_buffer+len, desired_delx, &error_delx); - format_buffer[len++] = ' '; - len += dev_sprint_bp(format_buffer+len, desired_dely, &error_dely); - break; - case TEXT_WMODE_VV: - /* Vertical font in vertical mode: - * | 1 s/e| - * d_user = d x I_vv = d x | | - * | 0 1/e| - */ - desired_delx = delx; - desired_dely = (spt_t)((dely + delx*slant)/extend); - - format_buffer[len++] = ' '; - len += dev_sprint_bp(format_buffer+len, desired_delx, &error_delx); - format_buffer[len++] = ' '; - len += dev_sprint_bp(format_buffer+len, desired_dely, &error_dely); - break; - } - pdf_doc_add_page_content(format_buffer, len); - /* - * dvipdfm wrongly using "TD" in place of "Td". - * The TD operator set leading, but we are not using T* etc. - */ - pdf_doc_add_page_content(text_state.is_mb ? " Td[<" : " Td[(", 5); - - /* Error correction */ - text_state.ref_x = xpos - error_delx; - text_state.ref_y = ypos - error_dely; - - text_state.offset = 0; -} - -static void -string_mode (spt_t xpos, spt_t ypos, double slant, double extend, int rotate) -{ - switch (motion_state) { - case STRING_MODE: - break; - case GRAPHICS_MODE: - reset_text_state(); - /* continue */ - case TEXT_MODE: - if (text_state.force_reset) { - dev_set_text_matrix(xpos, ypos, slant, extend, rotate); - pdf_doc_add_page_content(text_state.is_mb ? "[<" : "[(", 2); - text_state.force_reset = 0; - } else { - start_string(xpos, ypos, slant, extend, rotate); - } - break; - } - motion_state = STRING_MODE; -} - -/* - * The purpose of the following routine is to force a Tf only - * when it's actually necessary. This became a problem when the - * VF code was added. The VF spec says to instantiate the - * first font contained in the VF file before drawing a virtual - * character. However, that font may not be used for - * many characters (e.g. small caps fonts). For this reason, - * dev_select_font() should not force a "physical" font selection. - * This routine prevents a PDF Tf font selection until there's - * really a character in that font. - */ - -static int -dev_set_font (int font_id) -{ - struct dev_font *font; - struct dev_font *real_font; - int text_rotate; - double font_scale; - int len; - int vert_dir, vert_font; - - /* text_mode() must come before text_state.is_mb is changed. */ - text_mode(); - - font = GET_FONT(font_id); - ASSERT(font); /* Caller should check font_id. */ - - if (font->real_font_index >= 0) - real_font = GET_FONT(font->real_font_index); - else - real_font = font; - - text_state.is_mb = (font->format == PDF_FONTTYPE_COMPOSITE) ? 1 : 0; - - vert_font = font->wmode ? 1 : 0; - if (dev_param.autorotate) { - vert_dir = text_state.dir_mode ? 1 : 0; - } else { - vert_dir = vert_font; - } - text_rotate = (vert_font << 1)|vert_dir; - - if (font->slant != text_state.matrix.slant || - font->extend != text_state.matrix.extend || - ANGLE_CHANGES(text_rotate, text_state.matrix.rotate)) { - text_state.force_reset = 1; - } - text_state.matrix.slant = font->slant; - text_state.matrix.extend = font->extend; - text_state.matrix.rotate = text_rotate; - - if (!real_font->resource) { - real_font->resource = pdf_get_font_reference(real_font->font_id); - real_font->used_chars = pdf_get_font_usedchars(real_font->font_id); - } - - if (!real_font->used_on_this_page) { - pdf_doc_add_page_resource("Font", - real_font->short_name, - pdf_link_obj(real_font->resource)); - real_font->used_on_this_page = 1; - } - - font_scale = (double) font->sptsize * dev_unit.dvi2pts; - len = sprintf(format_buffer, " /%s", real_font->short_name); /* space not necessary. */ - format_buffer[len++] = ' '; - len += p_dtoa(font_scale, MIN(dev_unit.precision+1, DEV_PRECISION_MAX), format_buffer+len); - format_buffer[len++] = ' '; - format_buffer[len++] = 'T'; - format_buffer[len++] = 'f'; - pdf_doc_add_page_content(format_buffer, len); - - if (font->bold > 0.0 || font->bold != text_state.bold_param) { - if (font->bold <= 0.0) - len = sprintf(format_buffer, " 0 Tr"); - else - len = sprintf(format_buffer, " 2 Tr %.6f w", font->bold); /* _FIXME_ */ - pdf_doc_add_page_content(format_buffer, len); - } - text_state.bold_param = font->bold; - - text_state.font_id = font_id; - - return 0; -} - - -/* Access text state parameters. - */ -#if 0 -int -pdf_dev_currentfont (void) -{ - return text_state.font_id; -} - -double -pdf_dev_get_font_ptsize (int font_id) -{ - struct dev_font *font; - - font = GET_FONT(font_id); - if (font) { - return font->sptsize * dev_unit.dvi2pts; - } - - return 1.0; -} -#endif /* 0 */ - -int -pdf_dev_get_font_wmode (int font_id) -{ - struct dev_font *font; - - font = GET_FONT(font_id); - if (font) { - return font->wmode; - } - - return 0; -} - -static unsigned char sbuf0[FORMAT_BUF_SIZE]; -static unsigned char sbuf1[FORMAT_BUF_SIZE]; - -static int -handle_multibyte_string (struct dev_font *font, - const unsigned char **str_ptr, int *str_len, int ctype) -{ - const unsigned char *p; - int i, length; - - p = *str_ptr; - length = *str_len; - -#ifdef XETEX - if (ctype == -1) { /* freetype glyph indexes */ - if (font->ft_to_gid) { - /* convert freetype glyph indexes to physical GID */ - const unsigned char *inbuf = p; - unsigned char *outbuf = sbuf0; - for (i = 0; i < length; i += 2) { - unsigned int gid; - gid = *inbuf++ << 8; - gid += *inbuf++; - gid = font->ft_to_gid[gid]; - *outbuf++ = gid >> 8; - *outbuf++ = gid & 0xff; - } - p = sbuf0; - length = outbuf - sbuf0; - } - } - else -#endif - /* _FIXME_ */ - if (font->is_unicode) { /* UCS-4 */ - if (ctype == 1) { - if (length * 4 >= FORMAT_BUF_SIZE) { - WARN("Too long string..."); - return -1; - } - for (i = 0; i < length; i++) { - sbuf1[i*4 ] = font->ucs_group; - sbuf1[i*4+1] = font->ucs_plane; - sbuf1[i*4+2] = '\0'; - sbuf1[i*4+3] = p[i]; - } - length *= 4; - } else if (ctype == 2) { - int len = 0; - - if (length * 2 >= FORMAT_BUF_SIZE) { - WARN("Too long string..."); - return -1; - } - for (i = 0; i < length; i += 2, len += 4) { - sbuf1[len ] = font->ucs_group; - if ((p[i] & 0xf8) == 0xd8) { - int c; - /* Check for valid surrogate pair. */ - if ((p[i] & 0xfc) != 0xd8 || i + 2 >= length || (p[i+2] & 0xfc) != 0xdc) { - WARN("Invalid surrogate p[%d]=%02X...", i, p[i]); - return -1; - } - c = (((p[i] & 0x03) << 10) | (p[i+1] << 2) | (p[i+2] & 0x03)) + 0x100; - sbuf1[len+1] = (c >> 8) & 0xff; - sbuf1[len+2] = c & 0xff; - i += 2; - } else { - sbuf1[len+1] = font->ucs_plane; - sbuf1[len+2] = p[i]; - } - sbuf1[len+3] = p[i+1]; - } - length = len; - } - p = sbuf1; - } else if (ctype == 1 && font->mapc >= 0) { - /* Omega workaround... - * Translate single-byte chars to double byte code space. - */ - if (length * 2 >= FORMAT_BUF_SIZE) { - WARN("Too long string..."); - return -1; - } - for (i = 0; i < length; i++) { - sbuf1[i*2 ] = (font->mapc & 0xff); - sbuf1[i*2+1] = p[i]; - } - length *= 2; - p = sbuf1; - } - - /* - * Font is double-byte font. Output is assumed to be 16-bit fixed length - * encoding. - * TODO: A character decomposed to multiple characters. - */ - if (ctype != -1 && font->enc_id >= 0) { - const unsigned char *inbuf; - unsigned char *outbuf; - long inbytesleft, outbytesleft; - CMap *cmap; - - cmap = CMap_cache_get(font->enc_id); - inbuf = p; - outbuf = sbuf0; - inbytesleft = length; - outbytesleft = FORMAT_BUF_SIZE; - - CMap_decode(cmap, - &inbuf, &inbytesleft, &outbuf, &outbytesleft); - if (inbytesleft != 0) { - WARN("CMap conversion failed. (%d bytes remains)", inbytesleft); - return -1; - } - length = FORMAT_BUF_SIZE - outbytesleft; - p = sbuf0; - } - - *str_ptr = p; - *str_len = length; - return 0; -} - - -static pdf_coord *dev_coords = NULL; -static int num_dev_coords = 0; -static int max_dev_coords = 0; - -void pdf_dev_get_coord(double *xpos, double *ypos) -{ - if (num_dev_coords > 0) { - *xpos = dev_coords[num_dev_coords-1].x; - *ypos = dev_coords[num_dev_coords-1].y; - } else { - *xpos = *ypos = 0.0; - } -} - -void pdf_dev_push_coord(double xpos, double ypos) -{ - if (num_dev_coords >= max_dev_coords) { - max_dev_coords += 4; - dev_coords = RENEW(dev_coords, max_dev_coords, pdf_coord); - } - dev_coords[num_dev_coords].x = xpos; - dev_coords[num_dev_coords].y = ypos; - num_dev_coords++; -} - -void pdf_dev_pop_coord(void) -{ - if (num_dev_coords > 0) num_dev_coords--; -} - -/* - * ctype: -#ifdef XETEX - * -1 input string contains 2-byte Freetype glyph index values -#endif - * 0 byte-width of char can be variable and input string - * is properly encoded. - * n Single character cosumes n bytes in input string. - * - * _FIXME_ - * --> - * selectfont(font_name, point_size) and show_string(pos, string) - */ -void -pdf_dev_set_string (spt_t xpos, spt_t ypos, - const void *instr_ptr, int instr_len, - spt_t width, - int font_id, int ctype) -{ - struct dev_font *font; - struct dev_font *real_font; - const unsigned char *str_ptr; /* Pointer to the reencoded string. */ - int length, i, len = 0; - spt_t kern, delh, delv; - spt_t text_xorigin; - spt_t text_yorigin; - - if (font_id < 0 || font_id >= num_dev_fonts) { - ERROR("Invalid font: %d (%d)", font_id, num_dev_fonts); - return; - } - if (font_id != text_state.font_id) { - dev_set_font(font_id); - } - - font = CURRENTFONT(); - if (!font) { - ERROR("Currentfont not set."); - return; - } - - if (font->real_font_index >= 0) - real_font = GET_FONT(font->real_font_index); - else - real_font = font; - - text_xorigin = text_state.ref_x; - text_yorigin = text_state.ref_y; - - str_ptr = instr_ptr; - length = instr_len; - - if (font->format == PDF_FONTTYPE_COMPOSITE) { - if (handle_multibyte_string(font, &str_ptr, &length, ctype) < 0) { - ERROR("Error in converting input string..."); - return; - } - if (real_font->used_chars != NULL) { - for (i = 0; i < length; i += 2) - add_to_used_chars2(real_font->used_chars, - (unsigned short) (str_ptr[i] << 8)|str_ptr[i+1]); - } - } else { - if (real_font->used_chars != NULL) { - for (i = 0; i < length; i++) - real_font->used_chars[str_ptr[i]] = 1; - } - } - - if (num_dev_coords > 0) { - xpos -= bpt2spt(dev_coords[num_dev_coords-1].x); - ypos -= bpt2spt(dev_coords[num_dev_coords-1].y); - } - - /* - * Kern is in units of character units, i.e., 1000 = 1 em. - * - * Positive kern means kerning (reduce excess white space). - * - * The following formula is of the form a*x/b where a, x, and b are signed long - * integers. Since in integer arithmetic (a*x) could overflow and a*(x/b) would - * not be accurate, we use floating point arithmetic rather than trying to do - * this all with integer arithmetic. - * - * 1000.0 / (font->extend * font->sptsize) is caluculated each times... - * Is accuracy really a matter? Character widths are always rounded to integer - * (in 1000 units per em) but dvipdfmx does not take into account of this... - */ - - if (text_state.dir_mode) { - /* Top-to-bottom */ - delh = ypos - text_yorigin + text_state.offset; - delv = xpos - text_xorigin; - } else { - /* Left-to-right */ - delh = text_xorigin + text_state.offset - xpos; - delv = ypos - text_yorigin; - } - - /* White-space more than 3em is not considered as a part of single text. - * So we will break string mode in that case. - * Dvipdfmx spend most of time processing strings with kern = 0 (but far - * more times in font handling). - * You may want to use pre-calculated value for WORD_SPACE_MAX. - * More text compression may be possible by replacing kern with space char - * when -kern is equal to space char width. - */ -#define WORD_SPACE_MAX(f) (spt_t) (3.0 * (f)->extend * (f)->sptsize) - - if (text_state.force_reset || - labs(delv) > dev_unit.min_bp_val || - labs(delh) > WORD_SPACE_MAX(font)) { - text_mode(); - kern = 0; - } else { - kern = (spt_t) (1000.0 / font->extend * delh / font->sptsize); - } - - /* Inaccucary introduced by rounding of character width appears within - * single text block. There are point_size/1000 rounding error per character. - * If you really care about accuracy, you should compensate this here too. - */ - if (motion_state != STRING_MODE) - string_mode(xpos, ypos, - font->slant, font->extend, text_state.matrix.rotate); - else if (kern != 0) { - /* - * Same issues as earlier. Use floating point for simplicity. - * This routine needs to be fast, so we don't call sprintf() or strcpy(). - */ - text_state.offset -= - (spt_t) (kern * font->extend * (font->sptsize / 1000.0)); - format_buffer[len++] = text_state.is_mb ? '>' : ')'; - if (font->wmode) - len += p_itoa(-kern, format_buffer + len); - else { - len += p_itoa( kern, format_buffer + len); - } - format_buffer[len++] = text_state.is_mb ? '<' : '('; - pdf_doc_add_page_content(format_buffer, len); - len = 0; - } - - if (text_state.is_mb) { - if (FORMAT_BUF_SIZE - len < 2 * length) - ERROR("Buffer overflow..."); - for (i = 0; i < length; i++) { - int first, second; - - first = (str_ptr[i] >> 4) & 0x0f; - second = str_ptr[i] & 0x0f; - format_buffer[len++] = ((first >= 10) ? first + 'W' : first + '0'); - format_buffer[len++] = ((second >= 10) ? second + 'W' : second + '0'); - } - } else { - len += pdfobj_escape_str(format_buffer + len, - FORMAT_BUF_SIZE - len, str_ptr, length); - } - /* I think if you really care about speed, you should avoid memcopy here. */ - pdf_doc_add_page_content(format_buffer, len); - - text_state.offset += width; -} - -void -pdf_init_device (double dvi2pts, int precision, int black_and_white) -{ - if (precision < 0 || - precision > DEV_PRECISION_MAX) - WARN("Number of decimal digits out of range [0-%d].", - DEV_PRECISION_MAX); - - if (precision < 0) { - dev_unit.precision = 0; - } else if (precision > DEV_PRECISION_MAX) { - dev_unit.precision = DEV_PRECISION_MAX; - } else { - dev_unit.precision = precision; - } - dev_unit.dvi2pts = dvi2pts; - dev_unit.min_bp_val = (long) ROUND(1.0/(ten_pow[dev_unit.precision]*dvi2pts), 1); - if (dev_unit.min_bp_val < 0) - dev_unit.min_bp_val = -dev_unit.min_bp_val; - - dev_param.colormode = (black_and_white ? 0 : 1); - - graphics_mode(); - pdf_color_clear_stack(); - pdf_dev_init_gstates(); - - num_dev_fonts = max_dev_fonts = 0; - dev_fonts = NULL; - num_dev_coords = max_dev_coords = 0; - dev_coords = NULL; -} - -void -pdf_close_device (void) -{ - if (dev_fonts) { - int i; - - for (i = 0; i < num_dev_fonts; i++) { - if (dev_fonts[i].tex_name) - RELEASE(dev_fonts[i].tex_name); - if (dev_fonts[i].resource) - pdf_release_obj(dev_fonts[i].resource); - dev_fonts[i].tex_name = NULL; - dev_fonts[i].resource = NULL; - } - RELEASE(dev_fonts); - } - if (dev_coords) RELEASE(dev_coords); - pdf_dev_clear_gstates(); -} - -/* - * BOP, EOP, and FONT section. - * BOP and EOP manipulate some of the same data structures - * as the font stuff. - */ -void -pdf_dev_reset_fonts (void) -{ - int i; - - for (i = 0; i < num_dev_fonts; i++) { - dev_fonts[i].used_on_this_page = 0; - } - - text_state.font_id = -1; - - text_state.matrix.slant = 0.0; - text_state.matrix.extend = 1.0; - text_state.matrix.rotate = TEXT_WMODE_HH; - - text_state.bold_param = 0.0; - - text_state.is_mb = 0; -} - -/* Not working */ -void -pdf_dev_set_origin (double phys_x, double phys_y) -{ - pdf_tmatrix M0, M1; - - pdf_dev_currentmatrix(&M0); - pdf_dev_currentmatrix(&M1); - pdf_invertmatrix(&M1); - M0.e = phys_x; M0.f = phys_y; - pdf_concatmatrix(&M1, &M0); - - pdf_dev_concat(&M1); -} - -void -pdf_dev_bop (const pdf_tmatrix *M) -{ - graphics_mode(); - - text_state.force_reset = 0; - - pdf_dev_gsave(); - pdf_dev_concat(M); - - pdf_dev_reset_fonts(); - pdf_dev_reset_color(0); -} - -void -pdf_dev_eop (void) -{ - int depth; - - graphics_mode(); - - depth = pdf_dev_current_depth(); - if (depth != 1) { - WARN("Unbalenced q/Q nesting...: %d", depth); - pdf_dev_grestore_to(0); - } else { - pdf_dev_grestore(); - } -} - -static void -print_fontmap (const char *font_name, fontmap_rec *mrec) -{ - if (!mrec) - return; - - MESG("\n"); - - MESG("fontmap: %s -> %s", font_name, mrec->font_name); - if (mrec->enc_name) - MESG("(%s)", mrec->enc_name); - if (mrec->opt.extend != 1.0) - MESG("[extend:%g]", mrec->opt.extend); - if (mrec->opt.slant != 0.0) - MESG("[slant:%g]", mrec->opt.slant); - if (mrec->opt.bold != 0.0) - MESG("[bold:%g]", mrec->opt.bold); - if (mrec->opt.flags & FONTMAP_OPT_NOEMBED) - MESG("[noemb]"); - if (mrec->opt.mapc >= 0) - MESG("[map:<%02x>]", mrec->opt.mapc); - if (mrec->opt.charcoll) - MESG("[csi:%s]", mrec->opt.charcoll); - if (mrec->opt.index) - MESG("[index:%d]", mrec->opt.index); - - switch (mrec->opt.style) { - case FONTMAP_STYLE_BOLD: - MESG("[style:bold]"); - break; - case FONTMAP_STYLE_ITALIC: - MESG("[style:italic]"); - break; - case FONTMAP_STYLE_BOLDITALIC: - MESG("[style:bolditalic]"); - break; - } - MESG("\n"); - -} - -/* _FIXME_ - * Font is identified with font_name and point_size as in DVI here. - * However, except for PDF_FONTTYPE_BITMAP, we can share the - * short_name, resource and used_chars between multiple instances - * of the same font at different sizes. - */ -int -pdf_dev_locate_font (const char *font_name, spt_t ptsize) -{ - int i; - fontmap_rec *mrec; - struct dev_font *font; - - if (!font_name) - return -1; - - if (ptsize == 0) { - ERROR("pdf_dev_locate_font() called with the zero ptsize."); - return -1; - } - - for (i = 0; i < num_dev_fonts; i++) { - if (strcmp(font_name, dev_fonts[i].tex_name) == 0) { - if (ptsize == dev_fonts[i].sptsize) - return i; /* found a dev_font that matches the request */ - if (dev_fonts[i].format != PDF_FONTTYPE_BITMAP) - break; /* new dev_font will share pdf resource with /i/ */ - } - } - - /* - * Make sure we have room for a new one, even though we may not - * actually create one. - */ - if (num_dev_fonts >= max_dev_fonts) { - max_dev_fonts += 16; - dev_fonts = RENEW(dev_fonts, max_dev_fonts, struct dev_font); - } - - font = &dev_fonts[num_dev_fonts]; - - /* New font */ - mrec = pdf_lookup_fontmap_record(font_name); - - if (verbose > 1) - print_fontmap(font_name, mrec); - - font->font_id = pdf_font_findresource(font_name, ptsize * dev_unit.dvi2pts, mrec); - if (font->font_id < 0) - return -1; - - /* We found device font here. */ - if (i < num_dev_fonts) { - font->real_font_index = i; - strcpy(font->short_name, dev_fonts[i].short_name); - } - else { - font->real_font_index = -1; - font->short_name[0] = 'F'; - p_itoa(num_phys_fonts + 1, &font->short_name[1]); /* NULL terminated here */ - num_phys_fonts++; - } - - font->used_on_this_page = 0; - - font->tex_name = NEW(strlen(font_name) + 1, char); - strcpy(font->tex_name, font_name); - font->sptsize = ptsize; - - switch (pdf_get_font_subtype(font->font_id)) { - case PDF_FONT_FONTTYPE_TYPE3: - font->format = PDF_FONTTYPE_BITMAP; - break; - case PDF_FONT_FONTTYPE_TYPE0: - font->format = PDF_FONTTYPE_COMPOSITE; - break; - default: - font->format = PDF_FONTTYPE_SIMPLE; - break; - } - - font->wmode = pdf_get_font_wmode (font->font_id); - font->enc_id = pdf_get_font_encoding(font->font_id); -#ifdef XETEX - font->ft_to_gid = pdf_get_font_ft_to_gid(font->font_id); -#endif - - font->resource = NULL; /* Don't ref obj until font is actually used. */ - font->used_chars = NULL; - - font->extend = 1.0; - font->slant = 0.0; - font->bold = 0.0; - font->mapc = -1; - font->is_unicode = 0; - font->ucs_group = 0; - font->ucs_plane = 0; - - if (mrec) { - font->extend = mrec->opt.extend; - font->slant = mrec->opt.slant; - font->bold = mrec->opt.bold; - if (mrec->opt.mapc >= 0) - font->mapc = (mrec->opt.mapc >> 8) & 0xff; - else { - font->mapc = -1; - } - if (mrec->enc_name && - !strcmp(mrec->enc_name, "unicode")) { - font->is_unicode = 1; - if (mrec->opt.mapc >= 0) { - font->ucs_group = (mrec->opt.mapc >> 24) & 0xff; - font->ucs_plane = (mrec->opt.mapc >> 16) & 0xff; - } else { - font->ucs_group = 0; - font->ucs_plane = 0; - } - } else { - font->is_unicode = 0; - } - } - - return num_dev_fonts++; -} - - -/* This does not remember current stroking width. */ -static int -dev_sprint_line (char *buf, spt_t width, - spt_t p0_x, spt_t p0_y, spt_t p1_x, spt_t p1_y) -{ - int len = 0; - double w; - - w = width * dev_unit.dvi2pts; - - len += p_dtoa(w, MIN(dev_unit.precision+1, DEV_PRECISION_MAX), buf+len); - buf[len++] = ' '; - buf[len++] = 'w'; - buf[len++] = ' '; - len += dev_sprint_bp(buf+len, p0_x, NULL); - buf[len++] = ' '; - len += dev_sprint_bp(buf+len, p0_y, NULL); - buf[len++] = ' '; - buf[len++] = 'm'; - buf[len++] = ' '; - len += dev_sprint_bp(buf+len, p1_x, NULL); - buf[len++] = ' '; - len += dev_sprint_bp(buf+len, p1_y, NULL); - buf[len++] = ' '; - buf[len++] = 'l'; - buf[len++] = ' '; - buf[len++] = 'S'; - - return len; -} - -/* Not optimized. */ -#define PDF_LINE_THICKNESS_MAX 5.0 -void -pdf_dev_set_rule (spt_t xpos, spt_t ypos, spt_t width, spt_t height) -{ - int len = 0; - double width_in_bp; - - if (num_dev_coords > 0) { - xpos -= bpt2spt(dev_coords[num_dev_coords-1].x); - ypos -= bpt2spt(dev_coords[num_dev_coords-1].y); - } - - graphics_mode(); - - format_buffer[len++] = ' '; - format_buffer[len++] = 'q'; - format_buffer[len++] = ' '; - /* Don't use too thick line. */ - width_in_bp = ((width < height) ? width : height) * dev_unit.dvi2pts; - if (width_in_bp < 0.0 || /* Shouldn't happen */ - width_in_bp > PDF_LINE_THICKNESS_MAX) { - pdf_rect rect; - - rect.llx = dev_unit.dvi2pts * xpos; - rect.lly = dev_unit.dvi2pts * ypos; - rect.urx = dev_unit.dvi2pts * width; - rect.ury = dev_unit.dvi2pts * height; - len += pdf_sprint_rect(format_buffer+len, &rect); - format_buffer[len++] = ' '; - format_buffer[len++] = 'r'; - format_buffer[len++] = 'e'; - format_buffer[len++] = ' '; - format_buffer[len++] = 'f'; - } else { - if (width > height) { - /* NOTE: - * A line width of 0 denotes the thinnest line that can be rendered at - * device resolution. See, PDF Reference Manual 4th ed., sec. 4.3.2, - * "Details of Graphics State Parameters", p. 185. - */ - if (height < dev_unit.min_bp_val) { - WARN("Too thin line: height=%ld (%g bp)", height, width_in_bp); - WARN("Please consider using \"-d\" option."); - } - len += dev_sprint_line(format_buffer+len, - height, - xpos, - ypos + height/2, - xpos + width, - ypos + height/2); - } else { - if (width < dev_unit.min_bp_val) { - WARN("Too thin line: width=%ld (%g bp)", width, width_in_bp); - WARN("Please consider using \"-d\" option."); - } - len += dev_sprint_line(format_buffer+len, - width, - xpos + width/2, - ypos, - xpos + width/2, - ypos + height); - } - } - format_buffer[len++] = ' '; - format_buffer[len++] = 'Q'; - pdf_doc_add_page_content(format_buffer, len); -} - -/* Rectangle in device space coordinate. */ -void -pdf_dev_set_rect (pdf_rect *rect, - spt_t x_user, spt_t y_user, - spt_t width, spt_t height, spt_t depth) -{ - double dev_x, dev_y; - pdf_coord p0, p1, p2, p3; - double min_x, min_y, max_x, max_y; - - dev_x = x_user * dev_unit.dvi2pts; - dev_y = y_user * dev_unit.dvi2pts; - if (text_state.dir_mode) { - p0.x = dev_x - dev_unit.dvi2pts * depth; - p0.y = dev_y - dev_unit.dvi2pts * width; - p1.x = dev_x + dev_unit.dvi2pts * height; - p1.y = p0.y; - p2.x = p1.x; - p2.y = dev_y; - p3.x = p0.x; - p3.y = p2.y; - } else { - p0.x = dev_x; - p0.y = dev_y - dev_unit.dvi2pts * depth; - p1.x = dev_x + dev_unit.dvi2pts * width; - p1.y = p0.y; - p2.x = p1.x; - p2.y = dev_y + dev_unit.dvi2pts * height; - p3.x = p0.x; - p3.y = p2.y; - } - - pdf_dev_transform(&p0, NULL); /* currentmatrix */ - pdf_dev_transform(&p1, NULL); - pdf_dev_transform(&p2, NULL); - pdf_dev_transform(&p3, NULL); - - min_x = MIN(p0.x , p1.x); - min_x = MIN(min_x, p2.x); - min_x = MIN(min_x, p3.x); - - max_x = MAX(p0.x , p1.x); - max_x = MAX(max_x, p2.x); - max_x = MAX(max_x, p3.x); - - min_y = MIN(p0.y , p1.y); - min_y = MIN(min_y, p2.y); - min_y = MIN(min_y, p3.y); - - max_y = MAX(p0.y , p1.y); - max_y = MAX(max_y, p2.y); - max_y = MAX(max_y, p3.y); - - rect->llx = min_x; - rect->lly = min_y; - rect->urx = max_x; - rect->ury = max_y; - - return; -} - -int -pdf_dev_get_dirmode (void) -{ - return text_state.dir_mode; -} - -void -pdf_dev_set_dirmode (int text_dir) -{ - struct dev_font *font; - int text_rotate; - int vert_dir, vert_font; - - font = CURRENTFONT(); - - vert_font = (font && font->wmode) ? 1 : 0; - if (dev_param.autorotate) { - vert_dir = text_dir ? 1 : 0; - } else { - vert_dir = vert_font; - } - text_rotate = (vert_font << 1)|vert_dir; - - if (font && - ANGLE_CHANGES(text_rotate, text_state.matrix.rotate)) { - text_state.force_reset = 1; - } - - text_state.matrix.rotate = text_rotate; - text_state.dir_mode = text_dir; -} - -static void -dev_set_param_autorotate (int auto_rotate) -{ - struct dev_font *font; - int text_rotate, vert_font, vert_dir; - - font = CURRENTFONT(); - - vert_font = (font && font->wmode) ? 1 : 0; - if (auto_rotate) { - vert_dir = text_state.dir_mode ? 1 : 0; - } else { - vert_dir = vert_font; - } - text_rotate = (vert_font << 1)|vert_dir; - - if (ANGLE_CHANGES(text_rotate, text_state.matrix.rotate)) { - text_state.force_reset = 1; - } - text_state.matrix.rotate = text_rotate; - dev_param.autorotate = auto_rotate; -} - -int -pdf_dev_get_param (int param_type) -{ - int value = 0; - - switch (param_type) { - case PDF_DEV_PARAM_AUTOROTATE: - value = dev_param.autorotate; - break; - case PDF_DEV_PARAM_COLORMODE: - value = dev_param.colormode; - break; - default: - ERROR("Unknown device parameter: %d", param_type); - } - - return value; -} - -void -pdf_dev_set_param (int param_type, int value) -{ - switch (param_type) { - case PDF_DEV_PARAM_AUTOROTATE: - dev_set_param_autorotate(value); - break; - case PDF_DEV_PARAM_COLORMODE: - dev_param.colormode = value; /* 0 for B&W */ - break; - default: - ERROR("Unknown device parameter: %d", param_type); - } - - return; -} - - -int -pdf_dev_put_image (int id, - transform_info *p, - double ref_x, - double ref_y) -{ - char *res_name; - pdf_tmatrix M; - pdf_rect r; - int len = 0; - - if (num_dev_coords > 0) { - ref_x -= dev_coords[num_dev_coords-1].x; - ref_y -= dev_coords[num_dev_coords-1].y; - } - - pdf_copymatrix(&M, &(p->matrix)); - M.e += ref_x; M.f += ref_y; - /* Just rotate by -90, but not tested yet. Any problem if M has scaling? */ - if (dev_param.autorotate && - text_state.dir_mode) { - double tmp; - tmp = -M.a; M.a = M.b; M.b = tmp; - tmp = -M.c; M.c = M.d; M.d = tmp; - } - - graphics_mode(); - pdf_dev_gsave(); - - pdf_dev_concat(&M); - - pdf_ximage_scale_image(id, &M, &r, p); - pdf_dev_concat(&M); - - /* Clip */ - if (p->flags & INFO_DO_CLIP) { -#if 0 - pdf_dev_newpath(); - pdf_dev_moveto(r.llx, r.lly); - pdf_dev_lineto(r.urx, r.lly); - pdf_dev_lineto(r.urx, r.ury); - pdf_dev_lineto(r.llx, r.ury); - pdf_dev_closepath(); - pdf_dev_clip(); - pdf_dev_newpath(); -#else - pdf_dev_rectclip(r.llx, r.lly, r.urx - r.llx, r.ury - r.lly); -#endif - } - - res_name = pdf_ximage_get_resname(id); - len = sprintf(work_buffer, " /%s Do", res_name); - pdf_doc_add_page_content(work_buffer, len); - - pdf_dev_grestore(); - - pdf_doc_add_page_resource("XObject", - res_name, - pdf_ximage_get_reference(id)); - - if (dvi_is_tracking_boxes()) { - pdf_tmatrix P; - int i; - pdf_rect rect; - pdf_coord corner[4]; - - pdf_dev_set_rect(&rect, 65536 * ref_x, 65536 * ref_y, - 65536 * (r.urx - r.llx), 65536 * (r.ury - r.lly), 0); - - corner[0].x = rect.llx; corner[0].y = rect.lly; - corner[1].x = rect.llx; corner[1].y = rect.ury; - corner[2].x = rect.urx; corner[2].y = rect.ury; - corner[3].x = rect.urx; corner[3].y = rect.lly; - - pdf_copymatrix(&P, &(p->matrix)); - for (i = 0; i < 4; ++i) { - corner[i].x -= rect.llx; - corner[i].y -= rect.lly; - pdf_dev_transform(&(corner[i]), &P); - corner[i].x += rect.llx; - corner[i].y += rect.lly; - } - - rect.llx = corner[0].x; - rect.lly = corner[0].y; - rect.urx = corner[0].x; - rect.ury = corner[0].y; - for (i = 0; i < 4; ++i) { - if (corner[i].x < rect.llx) - rect.llx = corner[i].x; - if (corner[i].x > rect.urx) - rect.urx = corner[i].x; - if (corner[i].y < rect.lly) - rect.lly = corner[i].y; - if (corner[i].y > rect.ury) - rect.ury = corner[i].y; - } - - pdf_doc_expand_box(&rect); - } - - return 0; -} - - -void -transform_info_clear (transform_info *info) -{ - /* Physical dimensions */ - info->width = 0.0; - info->height = 0.0; - info->depth = 0.0; - - info->bbox.llx = 0.0; - info->bbox.lly = 0.0; - info->bbox.urx = 0.0; - info->bbox.ury = 0.0; - - /* Transformation matrix */ - pdf_setmatrix(&(info->matrix), 1.0, 0.0, 0.0, 1.0, 0.0, 0.0); - - info->flags = 0; -} diff --git a/Build/source/texk/dvipdf-x/xsrc/pdfdev.h b/Build/source/texk/dvipdf-x/xsrc/pdfdev.h deleted file mode 100644 index 20201309431..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/pdfdev.h +++ /dev/null @@ -1,226 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#ifndef _PDFDEV_H_ -#define _PDFDEV_H_ - -#include "numbers.h" -#include "pdfobj.h" -#include "pdfcolor.h" - -typedef signed long spt_t; - -typedef struct pdf_tmatrix -{ - double a, b, c, d, e, f; -} pdf_tmatrix; - -typedef struct pdf_rect -{ - double llx, lly, urx, ury; -} pdf_rect; - -typedef struct pdf_coord -{ - double x, y; -} pdf_coord; - -/* The name transform_info is misleading. - * I'll put this here for a moment... - */ -typedef struct -{ - /* Physical dimensions - * - * If those values are given, images will be scaled - * and/or shifted to fit within a box described by - * those values. - */ - double width; - double height; - double depth; - - pdf_tmatrix matrix; /* transform matrix */ - pdf_rect bbox; /* user_bbox */ - - int flags; -} transform_info; -#define INFO_HAS_USER_BBOX (1 << 0) -#define INFO_HAS_WIDTH (1 << 1) -#define INFO_HAS_HEIGHT (1 << 2) -#define INFO_DO_CLIP (1 << 3) -#define INFO_DO_HIDE (1 << 4) -extern void transform_info_clear (transform_info *info); - - -extern void pdf_dev_set_verbose (void); - -/* Not in spt_t. */ -extern int pdf_sprint_matrix (char *buf, const pdf_tmatrix *p); -extern int pdf_sprint_rect (char *buf, const pdf_rect *p); -extern int pdf_sprint_coord (char *buf, const pdf_coord *p); -extern int pdf_sprint_length (char *buf, double value); -extern int pdf_sprint_number (char *buf, double value); - -/* unit_conv: multiplier for input unit (spt_t) to bp conversion. - * precision: How many fractional digits preserved in output (not real - * accuracy control). - * is_bw: Ignore color related special instructions. - */ -extern void pdf_init_device (double unit_conv, int precision, int is_bw); -extern void pdf_close_device (void); - -/* returns 1.0/unit_conv */ -extern double dev_unit_dviunit (void); - -#if 0 -/* DVI interpreter knows text positioning in relative motion. - * However, pdf_dev_set_string() recieves text string with placement - * in absolute position in user space, and it convert absolute - * positioning back to relative positioning. It is quite wasteful. - * - * TeX using DVI register stack operation to do CR and then use down - * command for LF. DVI interpreter knows hint for current leading - * and others (raised or lowered), but they are mostly lost in - * pdf_dev_set_string(). - */ - -typedef struct -{ - int argc; - - struct { - int is_kern; /* kern or string */ - - spt_t kern; /* negative kern means space */ - - int offset; /* offset to sbuf */ - int length; /* length of string */ - } args[]; - - unsigned char sbuf[PDF_STRING_LEN_MAX]; - -} pdf_text_string; - -/* Something for handling raise, leading, etc. here. */ - -#endif - -/* Draw texts and rules: - * - * xpos, ypos, width, and height are all fixed-point numbers - * converted to big-points by multiplying unit_conv (dvi2pts). - * They must be position in the user space. - * - * ctype: - * 0 - input string is in multi-byte encoding. - * 1 - input string is in 8-bit encoding. - * 2 - input string is in 16-bit encoding. - */ -extern void pdf_dev_set_string (spt_t xpos, spt_t ypos, - const void *instr_ptr, int instr_len, - spt_t text_width, - int font_id, int ctype); -extern void pdf_dev_set_rule (spt_t xpos, spt_t ypos, - spt_t width, spt_t height); - -/* Place XObject */ -extern int pdf_dev_put_image (int xobj_id, - transform_info *p, double ref_x, double ref_y); - -/* The design_size and ptsize required by PK font support... - */ -extern int pdf_dev_locate_font (const char *font_name, spt_t ptsize); - -extern int pdf_dev_setfont (const char *font_name, spt_t ptsize); - -/* The following two routines are NOT WORKING. - * Dvipdfmx doesn't manage gstate well.. - */ -/* pdf_dev_translate() or pdf_dev_concat() should be used. */ -extern void pdf_dev_set_origin (double orig_x, double orig_y); -/* Always returns 1.0, please rename this. */ -extern double pdf_dev_scale (void); - -/* Access text state parameters. */ -#if 0 -extern int pdf_dev_currentfont (void); /* returns font_id */ -extern double pdf_dev_get_font_ptsize (int font_id); -#endif /* 0 */ -extern int pdf_dev_get_font_wmode (int font_id); /* ps: special support want this (pTeX). */ - -/* Text composition (direction) mode - * This affects only when auto_rotate is enabled. - */ -extern int pdf_dev_get_dirmode (void); -extern void pdf_dev_set_dirmode (int dir_mode); - -/* Set rect to rectangle in device space. - * Unit conversion spt_t to bp and transformation applied within it. - */ -extern void pdf_dev_set_rect (pdf_rect *rect, - spt_t x_pos, spt_t y_pos, - spt_t width, spt_t height, spt_t depth); - -/* Accessor to various device parameters. - */ -#define PDF_DEV_PARAM_AUTOROTATE 1 -#define PDF_DEV_PARAM_COLORMODE 2 - -extern int pdf_dev_get_param (int param_type); -extern void pdf_dev_set_param (int param_type, int value); - -/* Text composition mode is ignored (always same as font's - * writing mode) and glyph rotation is not enabled if - * auto_rotate is unset. - */ -#define pdf_dev_set_autorotate(v) pdf_dev_set_param(PDF_DEV_PARAM_AUTOROTATE, (v)) -#define pdf_dev_set_colormode(v) pdf_dev_set_param(PDF_DEV_PARAM_COLORMODE, (v)) - -/* - * For pdf_doc, pdf_draw and others. - */ - -/* Force reselecting font: - * XFrom (content grabbing) and Metapost support want them. - */ -extern void pdf_dev_reset_fonts (void); - -/* Initialization of transformation matrix with M and others. - * They are called within pdf_doc_begin_page() and pdf_doc_end_page(). - */ -extern void pdf_dev_bop (const pdf_tmatrix *M); -extern void pdf_dev_eop (void); - -/* Text is normal and line art is not normal in dvipdfmx. So we don't have - * begin_text (BT in PDF) and end_text (ET), but instead we have graphics_mode() - * to terminate text section. pdf_dev_flushpath() and others call this. - */ -extern void graphics_mode (void); - -extern void pdf_dev_get_coord(double *xpos, double *ypos); -extern void pdf_dev_push_coord(double xpos, double ypos); -extern void pdf_dev_pop_coord(void); - -#endif /* _PDFDEV_H_ */ diff --git a/Build/source/texk/dvipdf-x/xsrc/pdfdoc.c b/Build/source/texk/dvipdf-x/xsrc/pdfdoc.c deleted file mode 100644 index ca9aa40be42..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/pdfdoc.c +++ /dev/null @@ -1,2739 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2008-2012 by Jin-Hwan Cho, Matthias Franz, and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -/* - * TODO: Many things... - * {begin,end}_{bead,article}, box stack, name tree (not limited to dests)... - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include <time.h> - -#include "system.h" -#include "mem.h" -#include "error.h" -#include "mfileio.h" - -#include "numbers.h" - -#include "pdfobj.h" -#include "pdfparse.h" -#include "pdfnames.h" - -#include "pdfencrypt.h" - -#include "pdfdev.h" -#include "pdfdraw.h" -#include "pdfcolor.h" - -#include "pdfresource.h" -#include "pdffont.h" -#include "pdfximage.h" - -#include "pdflimits.h" - -#if HAVE_LIBPNG -#include "pngimage.h" -#endif -#include "jpegimage.h" - -#include "pdfdoc.h" - -#define PDFDOC_PAGES_ALLOC_SIZE 128u -#define PDFDOC_ARTICLE_ALLOC_SIZE 16 -#define PDFDOC_BEAD_ALLOC_SIZE 16 - -static int verbose = 0; - -static char manual_thumb_enabled = 0; -static char *thumb_basename = NULL; - -void -pdf_doc_enable_manual_thumbnails (void) -{ -#if HAVE_LIBPNG - manual_thumb_enabled = 1; -#else - WARN("Manual thumbnail is not supported without the libpng library."); -#endif -} - -static pdf_obj * -read_thumbnail (const char *thumb_filename) -{ - pdf_obj *image_ref; - int xobj_id; - FILE *fp; - - fp = MFOPEN(thumb_filename, FOPEN_RBIN_MODE); - if (!fp) { - WARN("Could not open thumbnail file \"%s\"", thumb_filename); - return NULL; - } - if (!check_for_png(fp) && !check_for_jpeg(fp)) { - WARN("Thumbnail \"%s\" not a png/jpeg file!", thumb_filename); - MFCLOSE(fp); - return NULL; - } - MFCLOSE(fp); - - xobj_id = pdf_ximage_findresource(thumb_filename, 0, NULL); - if (xobj_id < 0) { - WARN("Could not read thumbnail file \"%s\".", thumb_filename); - image_ref = NULL; - } else { - image_ref = pdf_ximage_get_reference(xobj_id); - } - - return image_ref; -} - -void -pdf_doc_set_verbose (void) -{ - verbose++; - pdf_font_set_verbose(); - pdf_color_set_verbose(); - pdf_ximage_set_verbose(); -} - -typedef struct pdf_form -{ - char *ident; - - pdf_tmatrix matrix; - pdf_rect cropbox; - - pdf_obj *resources; - pdf_obj *contents; -} pdf_form; - -struct form_list_node -{ - int q_depth; - pdf_form form; - - struct form_list_node *prev; -}; - -#define USE_MY_MEDIABOX (1 << 0) -typedef struct pdf_page -{ - pdf_obj *page_obj; - pdf_obj *page_ref; - - int flags; - - double ref_x, ref_y; - pdf_rect cropbox; - - pdf_obj *resources; - - /* Contents */ - pdf_obj *background; - pdf_obj *contents; - - /* global bop, background, contents, global eop */ - pdf_obj *content_refs[4]; - - pdf_obj *annots; - pdf_obj *beads; -} pdf_page; - -typedef struct pdf_olitem -{ - pdf_obj *dict; - - int is_open; - - struct pdf_olitem *first; - struct pdf_olitem *parent; - - struct pdf_olitem *next; -} pdf_olitem; - -typedef struct pdf_bead -{ - char *id; - long page_no; - pdf_rect rect; -} pdf_bead; - -typedef struct pdf_article -{ - char *id; - pdf_obj *info; - long num_beads; - long max_beads; - pdf_bead *beads; -} pdf_article; - -struct name_dict -{ - const char *category; - struct ht_table *data; -}; - - -typedef struct pdf_doc -{ - struct { - pdf_obj *dict; - - pdf_obj *viewerpref; - pdf_obj *pagelabels; - pdf_obj *pages; - pdf_obj *names; - pdf_obj *threads; - } root; - - pdf_obj *info; - - struct { - pdf_rect mediabox; - pdf_obj *bop, *eop; - - long num_entries; /* This is not actually total number of pages. */ - long max_entries; - pdf_page *entries; - } pages; - - struct { - pdf_olitem *first; - pdf_olitem *current; - int current_depth; - } outlines; - - struct { - long num_entries; - long max_entries; - pdf_article *entries; - } articles; - - struct name_dict *names; - - int check_gotos; - struct ht_table gotos; - - struct { - int outline_open_depth; - double annot_grow; - } opt; - - struct form_list_node *pending_forms; - -} pdf_doc; -static pdf_doc pdoc; - -static void -pdf_doc_init_catalog (pdf_doc *p) -{ - p->root.viewerpref = NULL; - p->root.pagelabels = NULL; - p->root.pages = NULL; - p->root.names = NULL; - p->root.threads = NULL; - - p->root.dict = pdf_new_dict(); - pdf_set_root(p->root.dict); - - return; -} - -static void -pdf_doc_close_catalog (pdf_doc *p) -{ - pdf_obj *tmp; - - if (p->root.viewerpref) { - tmp = pdf_lookup_dict(p->root.dict, "ViewerPreferences"); - if (!tmp) { - pdf_add_dict(p->root.dict, - pdf_new_name("ViewerPreferences"), - pdf_ref_obj (p->root.viewerpref)); - } else if (PDF_OBJ_DICTTYPE(tmp)) { - pdf_merge_dict(p->root.viewerpref, tmp); - pdf_add_dict(p->root.dict, - pdf_new_name("ViewerPreferences"), - pdf_ref_obj (p->root.viewerpref)); - } else { /* Maybe reference */ - /* What should I do? */ - WARN("Could not modify ViewerPreferences."); - } - pdf_release_obj(p->root.viewerpref); - p->root.viewerpref = NULL; - } - - if (p->root.pagelabels) { - tmp = pdf_lookup_dict(p->root.dict, "PageLabels"); - if (!tmp) { - tmp = pdf_new_dict(); - pdf_add_dict(tmp, pdf_new_name("Nums"), pdf_link_obj(p->root.pagelabels)); - pdf_add_dict(p->root.dict, - pdf_new_name("PageLabels"), pdf_ref_obj(tmp)); - pdf_release_obj(tmp); - } else { /* Maybe reference */ - /* What should I do? */ - WARN("Could not modify PageLabels."); - } - pdf_release_obj(p->root.pagelabels); - p->root.pagelabels = NULL; - } - - pdf_add_dict(p->root.dict, - pdf_new_name("Type"), pdf_new_name("Catalog")); - pdf_release_obj(p->root.dict); - p->root.dict = NULL; - - return; -} - -/* - * Pages are starting at 1. - * The page count does not increase until the page is finished. - */ -#define LASTPAGE(p) (&(p->pages.entries[p->pages.num_entries])) -#define FIRSTPAGE(p) (&(p->pages.entries[0])) -#define PAGECOUNT(p) (p->pages.num_entries) -#define MAXPAGES(p) (p->pages.max_entries) - -static void -doc_resize_page_entries (pdf_doc *p, long size) -{ - if (size > MAXPAGES(p)) { - long i; - - p->pages.entries = RENEW(p->pages.entries, size, struct pdf_page); - for (i = p->pages.max_entries; i < size; i++) { - p->pages.entries[i].page_obj = NULL; - p->pages.entries[i].page_ref = NULL; - p->pages.entries[i].flags = 0; - p->pages.entries[i].resources = NULL; - p->pages.entries[i].background = NULL; - p->pages.entries[i].contents = NULL; - p->pages.entries[i].content_refs[0] = NULL; /* global bop */ - p->pages.entries[i].content_refs[1] = NULL; /* background */ - p->pages.entries[i].content_refs[2] = NULL; /* page body */ - p->pages.entries[i].content_refs[3] = NULL; /* global eop */ - p->pages.entries[i].annots = NULL; - p->pages.entries[i].beads = NULL; - } - p->pages.max_entries = size; - } - - return; -} - -static pdf_page * -doc_get_page_entry (pdf_doc *p, unsigned long page_no) -{ - pdf_page *page; - - if (page_no > 65535ul) { - ERROR("Page number %ul too large!", page_no); - } else if (page_no == 0) { - ERROR("Invalid Page number %ul.", page_no); - } - - if (page_no > MAXPAGES(p)) { - doc_resize_page_entries(p, page_no + PDFDOC_PAGES_ALLOC_SIZE); - } - - page = &(p->pages.entries[page_no - 1]); - - return page; -} - -static void pdf_doc_init_page_tree (pdf_doc *p, double media_width, double media_height); -static void pdf_doc_close_page_tree (pdf_doc *p); - -static void pdf_doc_init_names (pdf_doc *p, int check_gotos); -static void pdf_doc_close_names (pdf_doc *p); - -static void pdf_doc_add_goto (pdf_obj *annot_dict); - -static void pdf_doc_init_docinfo (pdf_doc *p); -static void pdf_doc_close_docinfo (pdf_doc *p); - -static void pdf_doc_init_articles (pdf_doc *p); -static void pdf_doc_close_articles (pdf_doc *p); -static void pdf_doc_init_bookmarks (pdf_doc *p, int bm_open_depth); -static void pdf_doc_close_bookmarks (pdf_doc *p); - -void -pdf_doc_set_bop_content (const char *content, unsigned length) -{ - pdf_doc *p = &pdoc; - - ASSERT(p); - - if (p->pages.bop) { - pdf_release_obj(p->pages.bop); - p->pages.bop = NULL; - } - - if (length > 0) { - p->pages.bop = pdf_new_stream(STREAM_COMPRESS); - pdf_add_stream(p->pages.bop, content, length); - } else { - p->pages.bop = NULL; - } - - return; -} - -void -pdf_doc_set_eop_content (const char *content, unsigned length) -{ - pdf_doc *p = &pdoc; - - if (p->pages.eop) { - pdf_release_obj(p->pages.eop); - p->pages.eop = NULL; - } - - if (length > 0) { - p->pages.eop = pdf_new_stream(STREAM_COMPRESS); - pdf_add_stream(p->pages.eop, content, length); - } else { - p->pages.eop = NULL; - } - - return; -} - -#ifndef HAVE_TM_GMTOFF -#ifndef HAVE_TIMEZONE - -/* auxiliary function to compute timezone offset on - systems that do not support the tm_gmtoff in struct tm, - or have a timezone variable. Such as i386-solaris. */ - -static long -compute_timezone_offset() -{ - const time_t now = time(NULL); - struct tm tm; - struct tm local; - time_t gmtoff; - - localtime_r(&now, &local); - gmtime_r(&now, &tm); - return (mktime(&local) - mktime(&tm)); -} - -#endif /* HAVE_TIMEZONE */ -#endif /* HAVE_TM_GMTOFF */ - -/* - * Docinfo - */ -static long -asn_date (char *date_string) -{ - long tz_offset; - time_t current_time; - struct tm *bd_time; - - time(¤t_time); - bd_time = localtime(¤t_time); - -#ifdef HAVE_TM_GMTOFF - tz_offset = bd_time->tm_gmtoff; -#else -# ifdef HAVE_TIMEZONE - tz_offset = -timezone; -# else - tz_offset = compute_timezone_offset(); -# endif /* HAVE_TIMEZONE */ -#endif /* HAVE_TM_GMTOFF */ - - sprintf(date_string, "D:%04d%02d%02d%02d%02d%02d%c%02ld'%02ld'", - bd_time->tm_year + 1900, bd_time->tm_mon + 1, bd_time->tm_mday, - bd_time->tm_hour, bd_time->tm_min, bd_time->tm_sec, - (tz_offset > 0) ? '+' : '-', labs(tz_offset) / 3600, - (labs(tz_offset) / 60) % 60); - - return strlen(date_string); -} - -static void -pdf_doc_init_docinfo (pdf_doc *p) -{ - p->info = pdf_new_dict(); - pdf_set_info(p->info); - - return; -} - -static void -pdf_doc_close_docinfo (pdf_doc *p) -{ - pdf_obj *docinfo = p->info; - - /* - * Excerpt from PDF Reference 4th ed., sec. 10.2.1. - * - * Any entry whose value is not known should be omitted from the dictionary, - * rather than included with an empty string as its value. - * - * .... - * - * Note: Although viewer applications can store custom metadata in the document - * information dictionary, it is inappropriate to store private content or - * structural information there; such information should be stored in the - * document catalog instead (see Section 3.6.1, Document Catalog ). - */ - const char *keys[] = { - "Title", "Author", "Subject", "Keywords", "Creator", "Producer", - "CreationDate", "ModDate", /* Date */ - NULL - }; - pdf_obj *value; - char *banner; - int i; - - for (i = 0; keys[i] != NULL; i++) { - value = pdf_lookup_dict(docinfo, keys[i]); - if (value) { - if (!PDF_OBJ_STRINGTYPE(value)) { - WARN("\"%s\" in DocInfo dictionary not string type.", keys[i]); - pdf_remove_dict(docinfo, keys[i]); - WARN("\"%s\" removed from DocInfo.", keys[i]); - } else if (pdf_string_length(value) == 0) { - /* The hyperref package often uses emtpy strings. */ - pdf_remove_dict(docinfo, keys[i]); - } - } - } - - banner = NEW(strlen("dvipdfmx")+strlen(VERSION)+4, char); - sprintf(banner, "%s (%s)", "dvipdfmx", VERSION); - pdf_add_dict(docinfo, - pdf_new_name("Producer"), - pdf_new_string(banner, strlen(banner))); - RELEASE(banner); - - if (!pdf_lookup_dict(docinfo, "CreationDate")) { - char now[32]; - - asn_date(now); - pdf_add_dict(docinfo, - pdf_new_name ("CreationDate"), - pdf_new_string(now, strlen(now))); - } - - pdf_release_obj(docinfo); - p->info = NULL; - - return; -} - -static pdf_obj * -pdf_doc_get_page_resources (pdf_doc *p, const char *category) -{ - pdf_obj *resources; - pdf_page *currentpage; - pdf_obj *res_dict; - - if (!p || !category) { - return NULL; - } - - if (p->pending_forms) { - if (p->pending_forms->form.resources) { - res_dict = p->pending_forms->form.resources; - } else { - res_dict = p->pending_forms->form.resources = pdf_new_dict(); - } - } else { - currentpage = LASTPAGE(p); - if (currentpage->resources) { - res_dict = currentpage->resources; - } else { - res_dict = currentpage->resources = pdf_new_dict(); - } - } - resources = pdf_lookup_dict(res_dict, category); - if (!resources) { - resources = pdf_new_dict(); - pdf_add_dict(res_dict, pdf_new_name(category), resources); - } - - return resources; -} - -void -pdf_doc_add_page_resource (const char *category, - const char *resource_name, pdf_obj *resource_ref) -{ - pdf_doc *p = &pdoc; - pdf_obj *resources; - pdf_obj *duplicate; - - if (!PDF_OBJ_INDIRECTTYPE(resource_ref)) { - WARN("Passed non indirect reference..."); - resource_ref = pdf_ref_obj(resource_ref); /* leak */ - } - resources = pdf_doc_get_page_resources(p, category); - duplicate = pdf_lookup_dict(resources, resource_name); - if (duplicate && pdf_compare_reference(duplicate, resource_ref)) { - WARN("Conflicting page resource found (page: %ld, category: %s, name: %s).", - pdf_doc_current_page_number(), category, resource_name); - WARN("Ignoring..."); - pdf_release_obj(resource_ref); - } else { - pdf_add_dict(resources, pdf_new_name(resource_name), resource_ref); - } - - return; -} - -static void -doc_flush_page (pdf_doc *p, pdf_page *page, pdf_obj *parent_ref) -{ - pdf_obj *contents_array; - int count; - - pdf_add_dict(page->page_obj, - pdf_new_name("Type"), pdf_new_name("Page")); - pdf_add_dict(page->page_obj, - pdf_new_name("Parent"), parent_ref); - - /* - * Clipping area specified by CropBox is affected by MediaBox which - * might be inherit from parent node. If MediaBox of the root node - * does not have enough size to cover all page's imaging area, using - * CropBox here gives incorrect result. - */ - if (page->flags & USE_MY_MEDIABOX) { - pdf_obj *mediabox; - - mediabox = pdf_new_array(); - pdf_add_array(mediabox, - pdf_new_number(ROUND(page->cropbox.llx, 0.01))); - pdf_add_array(mediabox, - pdf_new_number(ROUND(page->cropbox.lly, 0.01))); - pdf_add_array(mediabox, - pdf_new_number(ROUND(page->cropbox.urx, 0.01))); - pdf_add_array(mediabox, - pdf_new_number(ROUND(page->cropbox.ury, 0.01))); - pdf_add_dict(page->page_obj, pdf_new_name("MediaBox"), mediabox); - } - - count = 0; - contents_array = pdf_new_array(); - if (page->content_refs[0]) { /* global bop */ - pdf_add_array(contents_array, page->content_refs[0]); - count++; - } else if (p->pages.bop && - pdf_stream_length(p->pages.bop) > 0) { - pdf_add_array(contents_array, pdf_ref_obj(p->pages.bop)); - count++; - } - if (page->content_refs[1]) { /* background */ - pdf_add_array(contents_array, page->content_refs[1]); - count++; - } - if (page->content_refs[2]) { /* page body */ - pdf_add_array(contents_array, page->content_refs[2]); - count++; - } - if (page->content_refs[3]) { /* global eop */ - pdf_add_array(contents_array, page->content_refs[3]); - count++; - } else if (p->pages.eop && - pdf_stream_length(p->pages.eop) > 0) { - pdf_add_array(contents_array, pdf_ref_obj(p->pages.eop)); - count++; - } - - if (count == 0) { - WARN("Page with empty content found!!!"); - } - page->content_refs[0] = NULL; - page->content_refs[1] = NULL; - page->content_refs[2] = NULL; - page->content_refs[3] = NULL; - - pdf_add_dict(page->page_obj, - pdf_new_name("Contents"), contents_array); - - - if (page->annots) { - pdf_add_dict(page->page_obj, - pdf_new_name("Annots"), pdf_ref_obj(page->annots)); - pdf_release_obj(page->annots); - } - if (page->beads) { - pdf_add_dict(page->page_obj, - pdf_new_name("B"), pdf_ref_obj(page->beads)); - pdf_release_obj(page->beads); - } - pdf_release_obj(page->page_obj); - pdf_release_obj(page->page_ref); - - page->page_obj = NULL; - page->page_ref = NULL; - page->annots = NULL; - page->beads = NULL; - - return; -} - -/* B-tree? */ -#define PAGE_CLUSTER 4 -static pdf_obj * -build_page_tree (pdf_doc *p, - pdf_page *firstpage, long num_pages, - pdf_obj *parent_ref) -{ - pdf_obj *self, *self_ref, *kids; - long i; - - self = pdf_new_dict(); - /* - * This is a slight kludge which allow the subtree dictionary - * generated by this routine to be merged with the real - * page_tree dictionary, while keeping the indirect object - * references right. - */ - self_ref = parent_ref ? pdf_ref_obj(self) : pdf_ref_obj(p->root.pages); - - pdf_add_dict(self, pdf_new_name("Type"), pdf_new_name("Pages")); - pdf_add_dict(self, pdf_new_name("Count"), pdf_new_number((double) num_pages)); - - if (parent_ref != NULL) - pdf_add_dict(self, pdf_new_name("Parent"), parent_ref); - - kids = pdf_new_array(); - if (num_pages > 0 && num_pages <= PAGE_CLUSTER) { - for (i = 0; i < num_pages; i++) { - pdf_page *page; - - page = firstpage + i; - if (!page->page_ref) - page->page_ref = pdf_ref_obj(page->page_obj); - pdf_add_array (kids, pdf_link_obj(page->page_ref)); - doc_flush_page(p, page, pdf_link_obj(self_ref)); - } - } else if (num_pages > 0) { - for (i = 0; i < PAGE_CLUSTER; i++) { - long start, end; - - start = (i*num_pages)/PAGE_CLUSTER; - end = ((i+1)*num_pages)/PAGE_CLUSTER; - if (end - start > 1) { - pdf_obj *subtree; - - subtree = build_page_tree(p, firstpage + start, end - start, - pdf_link_obj(self_ref)); - pdf_add_array(kids, pdf_ref_obj(subtree)); - pdf_release_obj(subtree); - } else { - pdf_page *page; - - page = firstpage + start; - if (!page->page_ref) - page->page_ref = pdf_ref_obj(page->page_obj); - pdf_add_array (kids, pdf_link_obj(page->page_ref)); - doc_flush_page(p, page, pdf_link_obj(self_ref)); - } - } - } - pdf_add_dict(self, pdf_new_name("Kids"), kids); - pdf_release_obj(self_ref); - - return self; -} - -static void -pdf_doc_init_page_tree (pdf_doc *p, double media_width, double media_height) -{ - /* - * Create empty page tree. - * The docroot.pages is kept open until the document is closed. - * This allows the user to write to pages if he so choses. - */ - p->root.pages = pdf_new_dict(); - - p->pages.num_entries = 0; - p->pages.max_entries = 0; - p->pages.entries = NULL; - - p->pages.bop = NULL; - p->pages.eop = NULL; - - p->pages.mediabox.llx = 0.0; - p->pages.mediabox.lly = 0.0; - p->pages.mediabox.urx = media_width; - p->pages.mediabox.ury = media_height; - - return; -} - -static void -pdf_doc_close_page_tree (pdf_doc *p) -{ - pdf_obj *page_tree_root; - pdf_obj *mediabox; - long page_no; - - /* - * Do consistency check on forward references to pages. - */ - for (page_no = PAGECOUNT(p) + 1; page_no <= MAXPAGES(p); page_no++) { - pdf_page *page; - - page = doc_get_page_entry(p, page_no); - if (page->page_obj) { - WARN("Nonexistent page #%ld refered.", page_no); - pdf_release_obj(page->page_ref); - page->page_ref = NULL; - } - if (page->page_obj) { - WARN("Entry for a nonexistent page #%ld created.", page_no); - pdf_release_obj(page->page_obj); - page->page_obj = NULL; - } - if (page->annots) { - WARN("Annotation attached to a nonexistent page #%ld.", page_no); - pdf_release_obj(page->annots); - page->annots = NULL; - } - if (page->beads) { - WARN("Article beads attached to a nonexistent page #%ld.", page_no); - pdf_release_obj(page->beads); - page->beads = NULL; - } - if (page->resources) { - pdf_release_obj(page->resources); - page->resources = NULL; - } - } - - /* - * Connect page tree to root node. - */ - page_tree_root = build_page_tree(p, FIRSTPAGE(p), PAGECOUNT(p), NULL); - pdf_merge_dict (p->root.pages, page_tree_root); - pdf_release_obj(page_tree_root); - - /* They must be after build_page_tree() */ - if (p->pages.bop) { - pdf_add_stream (p->pages.bop, "\n", 1); - pdf_release_obj(p->pages.bop); - p->pages.bop = NULL; - } - if (p->pages.eop) { - pdf_add_stream (p->pages.eop, "\n", 1); - pdf_release_obj(p->pages.eop); - p->pages.eop = NULL; - } - - /* Create media box at root node and let the other pages inherit it. */ - mediabox = pdf_new_array(); - pdf_add_array(mediabox, pdf_new_number(ROUND(p->pages.mediabox.llx, 0.01))); - pdf_add_array(mediabox, pdf_new_number(ROUND(p->pages.mediabox.lly, 0.01))); - pdf_add_array(mediabox, pdf_new_number(ROUND(p->pages.mediabox.urx, 0.01))); - pdf_add_array(mediabox, pdf_new_number(ROUND(p->pages.mediabox.ury, 0.01))); - pdf_add_dict(p->root.pages, pdf_new_name("MediaBox"), mediabox); - - pdf_add_dict(p->root.dict, - pdf_new_name("Pages"), - pdf_ref_obj (p->root.pages)); - pdf_release_obj(p->root.pages); - p->root.pages = NULL; - - RELEASE(p->pages.entries); - p->pages.entries = NULL; - p->pages.num_entries = 0; - p->pages.max_entries = 0; - - return; -} - -/* - * From PDFReference15_v6.pdf (p.119 and p.834) - * - * MediaBox rectangle (Required; inheritable) - * - * The media box defines the boundaries of the physical medium on which the - * page is to be printed. It may include any extended area surrounding the - * finished page for bleed, printing marks, or other such purposes. It may - * also include areas close to the edges of the medium that cannot be marked - * because of physical limitations of the output device. Content falling - * outside this boundary can safely be discarded without affecting the - * meaning of the PDF file. - * - * CropBox rectangle (Optional; inheritable) - * - * The crop box defines the region to which the contents of the page are to be - * clipped (cropped) when displayed or printed. Unlike the other boxes, the - * crop box has no defined meaning in terms of physical page geometry or - * intended use; it merely imposes clipping on the page contents. However, - * in the absence of additional information (such as imposition instructions - * specified in a JDF or PJTF job ticket), the crop box will determine how - * the page's contents are to be positioned on the output medium. The default - * value is the page's media box. - * - * BleedBox rectangle (Optional; PDF 1.3) - * - * The bleed box (PDF 1.3) defines the region to which the contents of the - * page should be clipped when output in a production environment. This may - * include any extra "bleed area" needed to accommodate the physical - * limitations of cutting, folding, and trimming equipment. The actual printed - * page may include printing marks that fall outside the bleed box. - * The default value is the page's crop box. - * - * TrimBox rectangle (Optional; PDF 1.3) - * - * The trim box (PDF 1.3) defines the intended dimensions of the finished page - * after trimming. It may be smaller than the media box, to allow for - * production-related content such as printing instructions, cut marks, or - * color bars. The default value is the page's crop box. - * - * ArtBox rectangle (Optional; PDF 1.3) - * - * The art box (PDF 1.3) defines the extent of the page's meaningful content - * (including potential white space) as intended by the page's creator. - * The default value is the page's crop box. - * - * Rotate integer (Optional; inheritable) - * - * The number of degrees by which the page should be rotated clockwise when - * displayed or printed. The value must be a multiple of 90. Default value: 0. - */ - -pdf_obj * -pdf_doc_get_page (pdf_file *pf, long page_no, long *count_p, - pdf_rect *bbox, pdf_obj **resources_p) { - pdf_obj *page_tree = NULL; - pdf_obj *resources = NULL, *box = NULL, *rotate = NULL; - pdf_obj *catalog; - - catalog = pdf_file_get_catalog(pf); - - page_tree = pdf_deref_obj(pdf_lookup_dict(catalog, "Pages")); - - if (!PDF_OBJ_DICTTYPE(page_tree)) - goto error; - - { - long count; - pdf_obj *tmp = pdf_deref_obj(pdf_lookup_dict(page_tree, "Count")); - if (!PDF_OBJ_NUMBERTYPE(tmp)) { - if (tmp) - pdf_release_obj(tmp); - goto error; - } - count = pdf_number_value(tmp); - pdf_release_obj(tmp); - if (count_p) - *count_p = count; - if (page_no <= 0 || page_no > count) { - WARN("Page %ld does not exist.", page_no); - goto error_silent; - } - } - - /* - * Seek correct page. Get MediaBox, CropBox and Resources. - * (Note that these entries can be inherited.) - */ - { - pdf_obj *media_box = NULL, *crop_box = NULL, *kids, *tmp; - int depth = PDF_OBJ_MAX_DEPTH; - long page_idx = page_no-1, kids_length = 1, i = 0; - - while (--depth && i != kids_length) { - if ((tmp = pdf_deref_obj(pdf_lookup_dict(page_tree, "MediaBox")))) { - if (media_box) - pdf_release_obj(media_box); - media_box = tmp; - } - - if ((tmp = pdf_deref_obj(pdf_lookup_dict(page_tree, "CropBox")))) { - if (crop_box) - pdf_release_obj(crop_box); - crop_box = tmp; - } - - if ((tmp = pdf_deref_obj(pdf_lookup_dict(page_tree, "Rotate")))) { - if (rotate) - pdf_release_obj(rotate); - rotate = tmp; - } - - if ((tmp = pdf_deref_obj(pdf_lookup_dict(page_tree, "Resources")))) { - if (resources) - pdf_release_obj(resources); - resources = tmp; - } - - kids = pdf_deref_obj(pdf_lookup_dict(page_tree, "Kids")); - if (!kids) - break; - else if (!PDF_OBJ_ARRAYTYPE(kids)) { - pdf_release_obj(kids); - goto error; - } - kids_length = pdf_array_length(kids); - - for (i = 0; i < kids_length; i++) { - long count; - - pdf_release_obj(page_tree); - page_tree = pdf_deref_obj(pdf_get_array(kids, i)); - if (!PDF_OBJ_DICTTYPE(page_tree)) - goto error; - - tmp = pdf_deref_obj(pdf_lookup_dict(page_tree, "Count")); - if (PDF_OBJ_NUMBERTYPE(tmp)) { - /* Pages object */ - count = pdf_number_value(tmp); - pdf_release_obj(tmp); - } else if (!tmp) - /* Page object */ - count = 1; - else { - pdf_release_obj(tmp); - goto error; - } - - if (page_idx < count) - break; - - page_idx -= count; - } - - pdf_release_obj(kids); - } - - if (!depth || kids_length == i) { - if (media_box) - pdf_release_obj(media_box); - if (crop_box) - pdf_release_obj(crop_box); - goto error; - } - - if (crop_box) - box = crop_box; - else - if (!(box = pdf_deref_obj(pdf_lookup_dict(page_tree, "ArtBox"))) && - !(box = pdf_deref_obj(pdf_lookup_dict(page_tree, "TrimBox"))) && - !(box = pdf_deref_obj(pdf_lookup_dict(page_tree, "BleedBox"))) && - media_box) { - box = media_box; - media_box = NULL; - } - if (media_box) - pdf_release_obj(media_box); - } - - if (!PDF_OBJ_ARRAYTYPE(box) || pdf_array_length(box) != 4 || - !PDF_OBJ_DICTTYPE(resources)) - goto error; - - if (PDF_OBJ_NUMBERTYPE(rotate)) { - if (pdf_number_value(rotate)) - WARN("<< /Rotate %d >> found. (Not supported yet)", - (int) pdf_number_value(rotate)); - pdf_release_obj(rotate); - rotate = NULL; - } else if (rotate) - goto error; - - { - int i; - - for (i = 4; i--; ) { - double x; - pdf_obj *tmp = pdf_deref_obj(pdf_get_array(box, i)); - if (!PDF_OBJ_NUMBERTYPE(tmp)) { - pdf_release_obj(tmp); - goto error; - } - x = pdf_number_value(tmp); - switch (i) { - case 0: bbox->llx = x; break; - case 1: bbox->lly = x; break; - case 2: bbox->urx = x; break; - case 3: bbox->ury = x; break; - } - pdf_release_obj(tmp); - } - } - - pdf_release_obj(box); - - if (resources_p) - *resources_p = resources; - else if (resources) - pdf_release_obj(resources); - - return page_tree; - - error: - WARN("Cannot parse document. Broken PDF file?"); - error_silent: - if (box) - pdf_release_obj(box); - if (rotate) - pdf_release_obj(rotate); - if (resources) - pdf_release_obj(resources); - if (page_tree) - pdf_release_obj(page_tree); - - return NULL; -} - -#ifndef BOOKMARKS_OPEN_DEFAULT -#define BOOKMARKS_OPEN_DEFAULT 0 -#endif - -static int clean_bookmarks (pdf_olitem *item); -static int flush_bookmarks (pdf_olitem *item, - pdf_obj *parent_ref, - pdf_obj *parent_dict); - -static void -pdf_doc_init_bookmarks (pdf_doc *p, int bm_open_depth) -{ - pdf_olitem *item; - -#define MAX_OUTLINE_DEPTH 256u - p->opt.outline_open_depth = - ((bm_open_depth >= 0) ? - bm_open_depth : MAX_OUTLINE_DEPTH - bm_open_depth); - - p->outlines.current_depth = 1; - - item = NEW(1, pdf_olitem); - item->dict = NULL; - item->next = NULL; - item->first = NULL; - item->parent = NULL; - item->is_open = 1; - - p->outlines.current = item; - p->outlines.first = item; - - return; -} - -static int -clean_bookmarks (pdf_olitem *item) -{ - pdf_olitem *next; - - while (item) { - next = item->next; - if (item->dict) - pdf_release_obj(item->dict); - if (item->first) - clean_bookmarks(item->first); - RELEASE(item); - - item = next; - } - - return 0; -} - -static int -flush_bookmarks (pdf_olitem *node, - pdf_obj *parent_ref, pdf_obj *parent_dict) -{ - int retval; - int count; - pdf_olitem *item; - pdf_obj *this_ref, *prev_ref, *next_ref; - - ASSERT(node->dict); - - this_ref = pdf_ref_obj(node->dict); - pdf_add_dict(parent_dict, - pdf_new_name("First"), pdf_link_obj(this_ref)); - - retval = 0; - for (item = node, prev_ref = NULL; - item && item->dict; item = item->next) { - if (item->first && item->first->dict) { - count = flush_bookmarks(item->first, this_ref, item->dict); - if (item->is_open) { - pdf_add_dict(item->dict, - pdf_new_name("Count"), - pdf_new_number(count)); - retval += count; - } else { - pdf_add_dict(item->dict, - pdf_new_name("Count"), - pdf_new_number(-count)); - } - } - pdf_add_dict(item->dict, - pdf_new_name("Parent"), - pdf_link_obj(parent_ref)); - if (prev_ref) { - pdf_add_dict(item->dict, - pdf_new_name("Prev"), - prev_ref); - } - if (item->next && item->next->dict) { - next_ref = pdf_ref_obj(item->next->dict); - pdf_add_dict(item->dict, - pdf_new_name("Next"), - pdf_link_obj(next_ref)); - } else { - next_ref = NULL; - } - - pdf_release_obj(item->dict); - item->dict = NULL; - - prev_ref = this_ref; - this_ref = next_ref; - retval++; - } - - pdf_add_dict(parent_dict, - pdf_new_name("Last"), - pdf_link_obj(prev_ref)); - - pdf_release_obj(prev_ref); - pdf_release_obj(node->dict); - node->dict = NULL; - - return retval; -} - -int -pdf_doc_bookmarks_up (void) -{ - pdf_doc *p = &pdoc; - pdf_olitem *parent, *item; - - item = p->outlines.current; - if (!item || !item->parent) { - WARN("Can't go up above the bookmark root node!"); - return -1; - } - parent = item->parent; - item = parent->next; - if (!parent->next) { - parent->next = item = NEW(1, pdf_olitem); - item->dict = NULL; - item->first = NULL; - item->next = NULL; - item->is_open = 0; - item->parent = parent->parent; - } - p->outlines.current = item; - p->outlines.current_depth--; - - return 0; -} - -int -pdf_doc_bookmarks_down (void) -{ - pdf_doc *p = &pdoc; - pdf_olitem *item, *first; - - item = p->outlines.current; - if (!item->dict) { - pdf_obj *tcolor, *action; - - WARN("Empty bookmark node!"); - WARN("You have tried to jump more than 1 level."); - - item->dict = pdf_new_dict(); - -#define TITLE_STRING "<No Title>" - pdf_add_dict(item->dict, - pdf_new_name("Title"), - pdf_new_string(TITLE_STRING, strlen(TITLE_STRING))); - - tcolor = pdf_new_array(); - pdf_add_array(tcolor, pdf_new_number(1.0)); - pdf_add_array(tcolor, pdf_new_number(0.0)); - pdf_add_array(tcolor, pdf_new_number(0.0)); - pdf_add_dict (item->dict, - pdf_new_name("C"), pdf_link_obj(tcolor)); - pdf_release_obj(tcolor); - - pdf_add_dict (item->dict, - pdf_new_name("F"), pdf_new_number(1.0)); - -#define JS_CODE "app.alert(\"The author of this document made this bookmark item empty!\", 3, 0)" - action = pdf_new_dict(); - pdf_add_dict(action, - pdf_new_name("S"), pdf_new_name("JavaScript")); - pdf_add_dict(action, - pdf_new_name("JS"), pdf_new_string(JS_CODE, strlen(JS_CODE))); - pdf_add_dict(item->dict, - pdf_new_name("A"), pdf_link_obj(action)); - pdf_release_obj(action); - } - - item->first = first = NEW(1, pdf_olitem); - first->dict = NULL; - first->is_open = 0; - first->parent = item; - first->next = NULL; - first->first = NULL; - - p->outlines.current = first; - p->outlines.current_depth++; - - return 0; -} - -int -pdf_doc_bookmarks_depth (void) -{ - pdf_doc *p = &pdoc; - - return p->outlines.current_depth; -} - -void -pdf_doc_bookmarks_add (pdf_obj *dict, int is_open) -{ - pdf_doc *p = &pdoc; - pdf_olitem *item, *next; - - ASSERT(p && dict); - - item = p->outlines.current; - - if (!item) { - item = NEW(1, pdf_olitem); - item->parent = NULL; - p->outlines.first = item; - } else if (item->dict) { /* go to next item */ - item = item->next; - } - -#define BMOPEN(b,p) (((b) < 0) ? (((p)->outlines.current_depth > (p)->opt.outline_open_depth) ? 0 : 1) : (b)) - -#if 0 - item->dict = pdf_link_obj(dict); -#endif - item->dict = dict; - item->first = NULL; - item->is_open = BMOPEN(is_open, p); - - item->next = next = NEW(1, pdf_olitem); - next->dict = NULL; - next->parent = item->parent; - next->first = NULL; - next->is_open = -1; - next->next = NULL; - - p->outlines.current = item; - - pdf_doc_add_goto(dict); - - return; -} - -static void -pdf_doc_close_bookmarks (pdf_doc *p) -{ - pdf_obj *catalog = p->root.dict; - pdf_olitem *item; - int count; - pdf_obj *bm_root, *bm_root_ref; - - item = p->outlines.first; - if (item->dict) { - bm_root = pdf_new_dict(); - bm_root_ref = pdf_ref_obj(bm_root); - count = flush_bookmarks(item, bm_root_ref, bm_root); - pdf_add_dict(bm_root, - pdf_new_name("Count"), - pdf_new_number(count)); - pdf_add_dict(catalog, - pdf_new_name("Outlines"), - bm_root_ref); - pdf_release_obj(bm_root); - } - clean_bookmarks(item); - - p->outlines.first = NULL; - p->outlines.current = NULL; - p->outlines.current_depth = 0; - - return; -} - - -static const char *name_dict_categories[] = { - "Dests", "AP", "JavaScript", "Pages", - "Templates", "IDS", "URLS", "EmbeddedFiles", - "AlternatePresentations", "Renditions" -}; -#define NUM_NAME_CATEGORY (sizeof(name_dict_categories)/sizeof(name_dict_categories[0])) - -static void -pdf_doc_init_names (pdf_doc *p, int check_gotos) -{ - int i; - - p->root.names = NULL; - - p->names = NEW(NUM_NAME_CATEGORY + 1, struct name_dict); - for (i = 0; i < NUM_NAME_CATEGORY; i++) { - p->names[i].category = name_dict_categories[i]; - p->names[i].data = strcmp(name_dict_categories[i], "Dests") ? - NULL : pdf_new_name_tree(); - /* - * We need a non-null entry for PDF destinations in order to find - * broken links even if no destination is defined in the DVI file. - */ - } - p->names[NUM_NAME_CATEGORY].category = NULL; - p->names[NUM_NAME_CATEGORY].data = NULL; - - p->check_gotos = check_gotos; - ht_init_table(&p->gotos, (void (*) (void *)) pdf_release_obj); - - return; -} - -int -pdf_doc_add_names (const char *category, - const void *key, int keylen, pdf_obj *value) -{ - pdf_doc *p = &pdoc; - int i; - - for (i = 0; p->names[i].category != NULL; i++) { - if (!strcmp(p->names[i].category, category)) { - break; - } - } - if (p->names[i].category == NULL) { - WARN("Unknown name dictionary category \"%s\".", category); - return -1; - } - if (!p->names[i].data) { - p->names[i].data = pdf_new_name_tree(); - } - - return pdf_names_add_object(p->names[i].data, key, keylen, value); -} - -static void -pdf_doc_add_goto (pdf_obj *annot_dict) -{ - pdf_obj *subtype = NULL, *A = NULL, *S = NULL, *D = NULL, *D_new, *dict; - const char *dest, *key; - - if (!pdoc.check_gotos) - return; - - /* - * An annotation dictionary coming from an annotation special - * must have a "Subtype". An annotation dictionary coming from - * an outline special has none. - */ - subtype = pdf_deref_obj(pdf_lookup_dict(annot_dict, "Subtype")); - if (subtype) { - if (PDF_OBJ_UNDEFINED(subtype)) - goto undefined; - else if (!PDF_OBJ_NAMETYPE(subtype)) - goto error; - else if (strcmp(pdf_name_value(subtype), "Link")) - goto cleanup; - } - - dict = annot_dict; - key = "Dest"; - D = pdf_deref_obj(pdf_lookup_dict(annot_dict, key)); - if (PDF_OBJ_UNDEFINED(D)) - goto undefined; - - A = pdf_deref_obj(pdf_lookup_dict(annot_dict, "A")); - if (A) { - if (PDF_OBJ_UNDEFINED(A)) - goto undefined; - else if (D || !PDF_OBJ_DICTTYPE(A)) - goto error; - else { - S = pdf_deref_obj(pdf_lookup_dict(A, "S")); - if (PDF_OBJ_UNDEFINED(S)) - goto undefined; - else if (!PDF_OBJ_NAMETYPE(S)) - goto error; - else if (strcmp(pdf_name_value(S), "GoTo")) - goto cleanup; - - dict = A; - key = "D"; - D = pdf_deref_obj(pdf_lookup_dict(A, key)); - } - } - - if (PDF_OBJ_STRINGTYPE(D)) - dest = (char *) pdf_string_value(D); -#if 0 - /* Names as destinations are not supported by dvipdfmx */ - else if (PDF_OBJ_NAMETYPE(D)) - dest = pdf_name_value(D); -#endif - else if (PDF_OBJ_ARRAYTYPE(D)) - goto cleanup; - else if (PDF_OBJ_UNDEFINED(D)) - goto undefined; - else - goto error; - - D_new = ht_lookup_table(&pdoc.gotos, dest, strlen(dest)); - if (!D_new) { - char buf[10]; - - /* We use hexadecimal notation for our numeric destinations. - * Other bases (e.g., 10+26 or 10+2*26) would be more efficient. - */ - sprintf(buf, "%lx", ht_table_size(&pdoc.gotos)); - D_new = pdf_new_string(buf, strlen(buf)); - ht_append_table(&pdoc.gotos, dest, strlen(dest), D_new); - } - - { - pdf_obj *key_obj = pdf_new_name(key); - if (!pdf_add_dict(dict, key_obj, pdf_link_obj(D_new))) - pdf_release_obj(key_obj); - } - - cleanup: - if (subtype) - pdf_release_obj(subtype); - if (A) - pdf_release_obj(A); - if (S) - pdf_release_obj(S); - if (D) - pdf_release_obj(D); - - return; - - error: - WARN("Unknown PDF annotation format. Output file may be broken."); - goto cleanup; - - undefined: - WARN("Cannot optimize PDF annotations. Output file may be broken." - " Please restart with option \"-C 0x10\"\n"); - goto cleanup; -} - -static void -warn_undef_dests (struct ht_table *dests, struct ht_table *gotos) -{ - struct ht_iter iter; - - if (ht_set_iter(gotos, &iter) < 0) - return; - - do { - int keylen; - char *key = ht_iter_getkey(&iter, &keylen); - if (!ht_lookup_table(dests, key, keylen)) { - char *dest = NEW(keylen+1, char); - memcpy(dest, key, keylen); - dest[keylen] = 0; - WARN("PDF destination \"%s\" not defined.", dest); - RELEASE(dest); - } - } while (ht_iter_next(&iter) >= 0); - - ht_clear_iter(&iter); -} - -static void -pdf_doc_close_names (pdf_doc *p) -{ - pdf_obj *tmp; - int i; - - for (i = 0; p->names[i].category != NULL; i++) { - if (p->names[i].data) { - struct ht_table *data = p->names[i].data; - pdf_obj *name_tree; - long count; - - if (!pdoc.check_gotos || strcmp(p->names[i].category, "Dests")) - name_tree = pdf_names_create_tree(data, &count, NULL); - else { - name_tree = pdf_names_create_tree(data, &count, &pdoc.gotos); - - if (verbose && count < data->count) - MESG("\nRemoved %ld unused PDF destinations\n", data->count-count); - - if (count < pdoc.gotos.count) - warn_undef_dests(data, &pdoc.gotos); - } - - if (name_tree) { - if (!p->root.names) - p->root.names = pdf_new_dict(); - pdf_add_dict(p->root.names, - pdf_new_name(p->names[i].category), - pdf_ref_obj(name_tree)); - pdf_release_obj(name_tree); - } - pdf_delete_name_tree(&p->names[i].data); - } - } - - if (p->root.names) { - tmp = pdf_lookup_dict(p->root.dict, "Names"); - if (!tmp) { - pdf_add_dict(p->root.dict, - pdf_new_name("Names"), - pdf_ref_obj (p->root.names)); - } else if (PDF_OBJ_DICTTYPE(tmp)) { - pdf_merge_dict(p->root.names, tmp); - pdf_add_dict(p->root.dict, - pdf_new_name("Names"), - pdf_ref_obj (p->root.names)); - } else { /* Maybe reference */ - /* What should I do? */ - WARN("Could not modify Names dictionary."); - } - pdf_release_obj(p->root.names); - p->root.names = NULL; - } - - RELEASE(p->names); - p->names = NULL; - - ht_clear_table(&p->gotos); - - return; -} - - -void -pdf_doc_add_annot (unsigned page_no, const pdf_rect *rect, - pdf_obj *annot_dict, int new_annot) -{ - pdf_doc *p = &pdoc; - pdf_page *page; - pdf_obj *rect_array; - double annot_grow = p->opt.annot_grow; - double xpos, ypos; - pdf_rect mediabox, annbox; - - page = doc_get_page_entry(p, page_no); - if (!page->annots) - page->annots = pdf_new_array(); - - pdf_doc_get_mediabox(page_no, &mediabox); - pdf_dev_get_coord(&xpos, &ypos); - annbox.llx = rect->llx - xpos; annbox.lly = rect->lly - ypos; - annbox.urx = rect->urx - xpos; annbox.ury = rect->ury - ypos; - - if (annbox.llx < mediabox.llx || annbox.urx > mediabox.urx || - annbox.lly < mediabox.lly || annbox.ury > mediabox.ury) { - WARN("Annotation out of page boundary."); - WARN("Current page's MediaBox: [%g %g %g %g]", - mediabox.llx, mediabox.lly, mediabox.urx, mediabox.ury); - WARN("Annotation: [%g %g %g %g]", - annbox.llx, annbox.lly, annbox.urx, annbox.ury); - WARN("Maybe incorrect paper size specified."); - } - if (annbox.llx > annbox.urx || annbox.lly > annbox.ury) { - WARN("Rectangle with negative width/height: [%g %g %g %g]", - annbox.llx, annbox.lly, annbox.urx, annbox.ury); - } - - rect_array = pdf_new_array(); - pdf_add_array(rect_array, pdf_new_number(ROUND(annbox.llx - annot_grow, 0.001))); - pdf_add_array(rect_array, pdf_new_number(ROUND(annbox.lly - annot_grow, 0.001))); - pdf_add_array(rect_array, pdf_new_number(ROUND(annbox.urx + annot_grow, 0.001))); - pdf_add_array(rect_array, pdf_new_number(ROUND(annbox.ury + annot_grow, 0.001))); - pdf_add_dict (annot_dict, pdf_new_name("Rect"), rect_array); - - pdf_add_array(page->annots, pdf_ref_obj(annot_dict)); - - if (new_annot) - pdf_doc_add_goto(annot_dict); - - return; -} - - -/* - * PDF Article Thread - */ -static void -pdf_doc_init_articles (pdf_doc *p) -{ - p->root.threads = NULL; - - p->articles.num_entries = 0; - p->articles.max_entries = 0; - p->articles.entries = NULL; - - return; -} - -void -pdf_doc_begin_article (const char *article_id, pdf_obj *article_info) -{ - pdf_doc *p = &pdoc; - pdf_article *article; - - if (article_id == NULL || strlen(article_id) == 0) - ERROR("Article thread without internal identifier."); - - if (p->articles.num_entries >= p->articles.max_entries) { - p->articles.max_entries += PDFDOC_ARTICLE_ALLOC_SIZE; - p->articles.entries = RENEW(p->articles.entries, - p->articles.max_entries, struct pdf_article); - } - article = &(p->articles.entries[p->articles.num_entries]); - - article->id = NEW(strlen(article_id)+1, char); - strcpy(article->id, article_id); - article->info = article_info; - article->num_beads = 0; - article->max_beads = 0; - article->beads = NULL; - - p->articles.num_entries++; - - return; -} - -#if 0 -void -pdf_doc_end_article (const char *article_id) -{ - return; /* no-op */ -} -#endif - -static pdf_bead * -find_bead (pdf_article *article, const char *bead_id) -{ - pdf_bead *bead; - long i; - - bead = NULL; - for (i = 0; i < article->num_beads; i++) { - if (!strcmp(article->beads[i].id, bead_id)) { - bead = &(article->beads[i]); - break; - } - } - - return bead; -} - -void -pdf_doc_add_bead (const char *article_id, - const char *bead_id, long page_no, const pdf_rect *rect) -{ - pdf_doc *p = &pdoc; - pdf_article *article; - pdf_bead *bead; - long i; - - if (!article_id) { - ERROR("No article identifier specified."); - } - - article = NULL; - for (i = 0; i < p->articles.num_entries; i++) { - if (!strcmp(p->articles.entries[i].id, article_id)) { - article = &(p->articles.entries[i]); - break; - } - } - if (!article) { - ERROR("Specified article thread that doesn't exist."); - return; - } - - bead = bead_id ? find_bead(article, bead_id) : NULL; - if (!bead) { - if (article->num_beads >= article->max_beads) { - article->max_beads += PDFDOC_BEAD_ALLOC_SIZE; - article->beads = RENEW(article->beads, - article->max_beads, struct pdf_bead); - for (i = article->num_beads; i < article->max_beads; i++) { - article->beads[i].id = NULL; - article->beads[i].page_no = -1; - } - } - bead = &(article->beads[article->num_beads]); - if (bead_id) { - bead->id = NEW(strlen(bead_id)+1, char); - strcpy(bead->id, bead_id); - } else { - bead->id = NULL; - } - article->num_beads++; - } - bead->rect.llx = rect->llx; - bead->rect.lly = rect->lly; - bead->rect.urx = rect->urx; - bead->rect.ury = rect->ury; - bead->page_no = page_no; - - return; -} - -static pdf_obj * -make_article (pdf_doc *p, - pdf_article *article, - const char **bead_ids, int num_beads, - pdf_obj *article_info) -{ - pdf_obj *art_dict; - pdf_obj *first, *prev, *last; - long i, n; - - if (!article) - return NULL; - - art_dict = pdf_new_dict(); - first = prev = last = NULL; - /* - * The bead_ids represents logical order of beads in an article thread. - * If bead_ids is not given, we create an article thread in the order of - * beads appeared. - */ - n = bead_ids ? num_beads : article->num_beads; - for (i = 0; i < n; i++) { - pdf_bead *bead; - - bead = bead_ids ? find_bead(article, bead_ids[i]) : &(article->beads[i]); - if (!bead || bead->page_no < 0) { - continue; - } - last = pdf_new_dict(); - if (prev == NULL) { - first = last; - pdf_add_dict(first, - pdf_new_name("T"), pdf_ref_obj(art_dict)); - } else { - pdf_add_dict(prev, - pdf_new_name("N"), pdf_ref_obj(last)); - pdf_add_dict(last, - pdf_new_name("V"), pdf_ref_obj(prev)); - /* We must link first to last. */ - if (prev != first) - pdf_release_obj(prev); - } - - /* Realize bead now. */ - { - pdf_page *page; - pdf_obj *rect; - - page = doc_get_page_entry(p, bead->page_no); - if (!page->beads) { - page->beads = pdf_new_array(); - } - pdf_add_dict(last, pdf_new_name("P"), pdf_link_obj(page->page_ref)); - rect = pdf_new_array(); - pdf_add_array(rect, pdf_new_number(ROUND(bead->rect.llx, 0.01))); - pdf_add_array(rect, pdf_new_number(ROUND(bead->rect.lly, 0.01))); - pdf_add_array(rect, pdf_new_number(ROUND(bead->rect.urx, 0.01))); - pdf_add_array(rect, pdf_new_number(ROUND(bead->rect.ury, 0.01))); - pdf_add_dict (last, pdf_new_name("R"), rect); - pdf_add_array(page->beads, pdf_ref_obj(last)); - } - - prev = last; - } - - if (first && last) { - pdf_add_dict(last, - pdf_new_name("N"), pdf_ref_obj(first)); - pdf_add_dict(first, - pdf_new_name("V"), pdf_ref_obj(last)); - if (first != last) { - pdf_release_obj(last); - } - pdf_add_dict(art_dict, - pdf_new_name("F"), pdf_ref_obj(first)); - /* If article_info is supplied, we override article->info. */ - if (article_info) { - pdf_add_dict(art_dict, - pdf_new_name("I"), article_info); - } else if (article->info) { - pdf_add_dict(art_dict, - pdf_new_name("I"), pdf_ref_obj(article->info)); - pdf_release_obj(article->info); - article->info = NULL; /* We do not write as object reference. */ - } - pdf_release_obj(first); - } else { - pdf_release_obj(art_dict); - art_dict = NULL; - } - - return art_dict; -} - -static void -clean_article (pdf_article *article) -{ - if (!article) - return; - - if (article->beads) { - long i; - - for (i = 0; i < article->num_beads; i++) { - if (article->beads[i].id) - RELEASE(article->beads[i].id); - } - RELEASE(article->beads); - article->beads = NULL; - } - - if (article->id) - RELEASE(article->id); - article->id = NULL; - article->num_beads = 0; - article->max_beads = 0; - - return; -} - -static void -pdf_doc_close_articles (pdf_doc *p) -{ - int i; - - for (i = 0; i < p->articles.num_entries; i++) { - pdf_article *article; - - article = &(p->articles.entries[i]); - if (article->beads) { - pdf_obj *art_dict; - - art_dict = make_article(p, article, NULL, 0, NULL); - if (!p->root.threads) { - p->root.threads = pdf_new_array(); - } - pdf_add_array(p->root.threads, pdf_ref_obj(art_dict)); - pdf_release_obj(art_dict); - } - clean_article(article); - } - RELEASE(p->articles.entries); - p->articles.entries = NULL; - p->articles.num_entries = 0; - p->articles.max_entries = 0; - - if (p->root.threads) { - pdf_add_dict(p->root.dict, - pdf_new_name("Threads"), - pdf_ref_obj (p->root.threads)); - pdf_release_obj(p->root.threads); - p->root.threads = NULL; - } - - return; -} - -/* page_no = 0 for root page tree node. */ -void -pdf_doc_set_mediabox (unsigned page_no, const pdf_rect *mediabox) -{ - pdf_doc *p = &pdoc; - pdf_page *page; - - if (page_no == 0) { - p->pages.mediabox.llx = mediabox->llx; - p->pages.mediabox.lly = mediabox->lly; - p->pages.mediabox.urx = mediabox->urx; - p->pages.mediabox.ury = mediabox->ury; - } else { - page = doc_get_page_entry(p, page_no); - page->cropbox.llx = mediabox->llx; - page->cropbox.lly = mediabox->lly; - page->cropbox.urx = mediabox->urx; - page->cropbox.ury = mediabox->ury; - page->flags |= USE_MY_MEDIABOX; - } - - return; -} - -void -pdf_doc_get_mediabox (unsigned page_no, pdf_rect *mediabox) -{ - pdf_doc *p = &pdoc; - pdf_page *page; - - if (page_no == 0) { - mediabox->llx = p->pages.mediabox.llx; - mediabox->lly = p->pages.mediabox.lly; - mediabox->urx = p->pages.mediabox.urx; - mediabox->ury = p->pages.mediabox.ury; - } else { - page = doc_get_page_entry(p, page_no); - if (page->flags & USE_MY_MEDIABOX) { - mediabox->llx = page->cropbox.llx; - mediabox->lly = page->cropbox.lly; - mediabox->urx = page->cropbox.urx; - mediabox->ury = page->cropbox.ury; - } else { - mediabox->llx = p->pages.mediabox.llx; - mediabox->lly = p->pages.mediabox.lly; - mediabox->urx = p->pages.mediabox.urx; - mediabox->ury = p->pages.mediabox.ury; - } - } - - return; -} - -pdf_obj * -pdf_doc_current_page_resources (void) -{ - pdf_obj *resources; - pdf_doc *p = &pdoc; - pdf_page *currentpage; - - if (p->pending_forms) { - if (p->pending_forms->form.resources) { - resources = p->pending_forms->form.resources; - } else { - resources = p->pending_forms->form.resources = pdf_new_dict(); - } - } else { - currentpage = LASTPAGE(p); - if (currentpage->resources) { - resources = currentpage->resources; - } else { - resources = currentpage->resources = pdf_new_dict(); - } - } - - return resources; -} - -pdf_obj * -pdf_doc_get_dictionary (const char *category) -{ - pdf_doc *p = &pdoc; - pdf_obj *dict = NULL; - - ASSERT(category); - - if (!strcmp(category, "Names")) { - if (!p->root.names) - p->root.names = pdf_new_dict(); - dict = p->root.names; - } else if (!strcmp(category, "Pages")) { - if (!p->root.pages) - p->root.pages = pdf_new_dict(); - dict = p->root.pages; - } else if (!strcmp(category, "Catalog")) { - if (!p->root.dict) - p->root.dict = pdf_new_dict(); - dict = p->root.dict; - } else if (!strcmp(category, "Info")) { - if (!p->info) - p->info = pdf_new_dict(); - dict = p->info; - } else if (!strcmp(category, "@THISPAGE")) { - /* Sorry for this... */ - pdf_page *currentpage; - - currentpage = LASTPAGE(p); - dict = currentpage->page_obj; - } - - if (!dict) { - ERROR("Document dict. \"%s\" not exist. ", category); - } - - return dict; -} - -long -pdf_doc_current_page_number (void) -{ - pdf_doc *p = &pdoc; - - return (long) (PAGECOUNT(p) + 1); -} - -pdf_obj * -pdf_doc_ref_page (unsigned long page_no) -{ - pdf_doc *p = &pdoc; - pdf_page *page; - - page = doc_get_page_entry(p, page_no); - if (!page->page_obj) { - page->page_obj = pdf_new_dict(); - page->page_ref = pdf_ref_obj(page->page_obj); - } - - return pdf_link_obj(page->page_ref); -} - -pdf_obj * -pdf_doc_get_reference (const char *category) -{ - pdf_obj *ref = NULL; - long page_no; - - ASSERT(category); - - page_no = pdf_doc_current_page_number(); - if (!strcmp(category, "@THISPAGE")) { - ref = pdf_doc_ref_page(page_no); - } else if (!strcmp(category, "@PREVPAGE")) { - if (page_no <= 1) { - ERROR("Reference to previous page, but no pages have been completed yet."); - } - ref = pdf_doc_ref_page(page_no - 1); - } else if (!strcmp(category, "@NEXTPAGE")) { - ref = pdf_doc_ref_page(page_no + 1); - } - - if (!ref) { - ERROR("Reference to \"%s\" not exist. ", category); - } - - return ref; -} - -static void -pdf_doc_new_page (pdf_doc *p) -{ - pdf_page *currentpage; - - if (PAGECOUNT(p) >= MAXPAGES(p)) { - doc_resize_page_entries(p, MAXPAGES(p) + PDFDOC_PAGES_ALLOC_SIZE); - } - - /* - * This is confusing. pdf_doc_finish_page() have increased page count! - */ - currentpage = LASTPAGE(p); - /* Was this page already instantiated by a forward reference to it? */ - if (!currentpage->page_ref) { - currentpage->page_obj = pdf_new_dict(); - currentpage->page_ref = pdf_ref_obj(currentpage->page_obj); - } - - currentpage->background = NULL; - currentpage->contents = pdf_new_stream(STREAM_COMPRESS); - currentpage->resources = pdf_new_dict(); - - currentpage->annots = NULL; - currentpage->beads = NULL; - - return; -} - -/* This only closes contents and resources. */ -static void -pdf_doc_finish_page (pdf_doc *p) -{ - pdf_page *currentpage; - - if (p->pending_forms) { - ERROR("A pending form XObject at the end of page."); - } - - currentpage = LASTPAGE(p); - if (!currentpage->page_obj) - currentpage->page_obj = pdf_new_dict(); - - /* - * Make Contents array. - */ - - /* - * Global BOP content stream. - * pdf_ref_obj() returns reference itself when the object is - * indirect reference, not reference to the indirect reference. - * We keep bop itself but not reference to it since it is - * expected to be small. - */ - if (p->pages.bop && - pdf_stream_length(p->pages.bop) > 0) { - currentpage->content_refs[0] = pdf_ref_obj(p->pages.bop); - } else { - currentpage->content_refs[0] = NULL; - } - /* - * Current page background content stream. - */ - if (currentpage->background) { - if (pdf_stream_length(currentpage->background) > 0) { - currentpage->content_refs[1] = pdf_ref_obj(currentpage->background); - pdf_add_stream (currentpage->background, "\n", 1); - } - pdf_release_obj(currentpage->background); - currentpage->background = NULL; - } else { - currentpage->content_refs[1] = NULL; - } - - /* Content body of current page */ - currentpage->content_refs[2] = pdf_ref_obj(currentpage->contents); - pdf_add_stream (currentpage->contents, "\n", 1); - pdf_release_obj(currentpage->contents); - currentpage->contents = NULL; - - /* - * Global EOP content stream. - */ - if (p->pages.eop && - pdf_stream_length(p->pages.eop) > 0) { - currentpage->content_refs[3] = pdf_ref_obj(p->pages.eop); - } else { - currentpage->content_refs[3] = NULL; - } - - /* - * Page resources. - */ - if (currentpage->resources) { - pdf_obj *procset; - /* - * ProcSet is obsolete in PDF-1.4 but recommended for compatibility. - */ - - procset = pdf_new_array (); - pdf_add_array(procset, pdf_new_name("PDF")); - pdf_add_array(procset, pdf_new_name("Text")); - pdf_add_array(procset, pdf_new_name("ImageC")); - pdf_add_array(procset, pdf_new_name("ImageB")); - pdf_add_array(procset, pdf_new_name("ImageI")); - pdf_add_dict(currentpage->resources, pdf_new_name("ProcSet"), procset); - - pdf_add_dict(currentpage->page_obj, - pdf_new_name("Resources"), - pdf_ref_obj(currentpage->resources)); - pdf_release_obj(currentpage->resources); - currentpage->resources = NULL; - } - - if (manual_thumb_enabled) { - char *thumb_filename; - pdf_obj *thumb_ref; - - thumb_filename = NEW(strlen(thumb_basename)+7, char); - sprintf(thumb_filename, "%s.%ld", - thumb_basename, (p->pages.num_entries % 99999) + 1L); - thumb_ref = read_thumbnail(thumb_filename); - RELEASE(thumb_filename); - if (thumb_ref) - pdf_add_dict(currentpage->page_obj, pdf_new_name("Thumb"), thumb_ref); - } - - p->pages.num_entries++; - - return; -} - - -static pdf_color bgcolor; - -void -pdf_doc_set_bgcolor (const pdf_color *color) -{ - if (color) - pdf_color_copycolor(&bgcolor, color); - else { /* as clear... */ - pdf_color_white(&bgcolor); - } -} - -static void -doc_fill_page_background (pdf_doc *p) -{ - pdf_page *currentpage; - pdf_rect r; - int cm; - pdf_obj *saved_content; - - cm = pdf_dev_get_param(PDF_DEV_PARAM_COLORMODE); - if (!cm || pdf_color_is_white(&bgcolor)) { - return; - } - - pdf_doc_get_mediabox(pdf_doc_current_page_number(), &r); - - currentpage = LASTPAGE(p); - ASSERT(currentpage); - - if (!currentpage->background) - currentpage->background = pdf_new_stream(STREAM_COMPRESS); - - saved_content = currentpage->contents; - currentpage->contents = currentpage->background; - - pdf_dev_gsave(); - pdf_dev_set_nonstrokingcolor(&bgcolor); - pdf_dev_rectfill(r.llx, r.lly, r.urx - r.llx, r.ury - r.lly); - pdf_dev_grestore(); - - currentpage->contents = saved_content; - - return; -} - -void -pdf_doc_begin_page (double scale, double x_origin, double y_origin) -{ - pdf_doc *p = &pdoc; - pdf_tmatrix M; - - M.a = scale; M.b = 0.0; - M.c = 0.0 ; M.d = scale; - M.e = x_origin; - M.f = y_origin; - - /* pdf_doc_new_page() allocates page content stream. */ - pdf_doc_new_page(p); - pdf_dev_bop(&M); - - return; -} - -void -pdf_doc_end_page (void) -{ - pdf_doc *p = &pdoc; - - pdf_dev_eop(); - doc_fill_page_background(p); - - pdf_doc_finish_page(p); - - return; -} - -void -pdf_doc_add_page_content (const char *buffer, unsigned length) -{ - pdf_doc *p = &pdoc; - pdf_page *currentpage; - - if (p->pending_forms) { - pdf_add_stream(p->pending_forms->form.contents, buffer, length); - } else { - currentpage = LASTPAGE(p); - pdf_add_stream(currentpage->contents, buffer, length); - } - - return; -} - -static char *doccreator = NULL; /* Ugh */ - -void -pdf_open_document (const char *filename, - int do_encryption, - double media_width, double media_height, - double annot_grow_amount, int bookmark_open_depth, - int check_gotos) -{ - pdf_doc *p = &pdoc; - - pdf_out_init(filename, do_encryption); - - pdf_doc_init_catalog(p); - - p->opt.annot_grow = annot_grow_amount; - p->opt.outline_open_depth = bookmark_open_depth; - - pdf_init_resources(); - pdf_init_colors(); - pdf_init_fonts(); - /* Thumbnail want this to be initialized... */ - pdf_init_images(); - - pdf_doc_init_docinfo(p); - if (doccreator) { - pdf_add_dict(p->info, - pdf_new_name("Creator"), - pdf_new_string(doccreator, strlen(doccreator))); - RELEASE(doccreator); doccreator = NULL; - } - - pdf_doc_init_bookmarks(p, bookmark_open_depth); - pdf_doc_init_articles (p); - pdf_doc_init_names (p, check_gotos); - pdf_doc_init_page_tree(p, media_width, media_height); - - pdf_doc_set_bgcolor(NULL); - - if (do_encryption) { - pdf_obj *encrypt = pdf_encrypt_obj(); - pdf_set_encrypt(encrypt); - pdf_release_obj(encrypt); - } - pdf_set_id(pdf_enc_id_array()); - - /* Create a default name for thumbnail image files */ - if (manual_thumb_enabled) { - if (strlen(filename) > 4 && - !strncmp(".pdf", filename + strlen(filename) - 4, 4)) { - thumb_basename = NEW(strlen(filename)-4+1, char); - strncpy(thumb_basename, filename, strlen(filename)-4); - thumb_basename[strlen(filename)-4] = 0; - } else { - thumb_basename = NEW(strlen(filename)+1, char); - strcpy(thumb_basename, filename); - } - } - - p->pending_forms = NULL; - - return; -} - -void -pdf_doc_set_creator (const char *creator) -{ - if (!creator || - creator[0] == '\0') - return; - - doccreator = NEW(strlen(creator)+1, char); - strcpy(doccreator, creator); /* Ugh */ -} - - -void -pdf_close_document (void) -{ - pdf_doc *p = &pdoc; - - /* - * Following things were kept around so user can add dictionary items. - */ - pdf_doc_close_articles (p); - pdf_doc_close_names (p); - pdf_doc_close_bookmarks(p); - pdf_doc_close_page_tree(p); - pdf_doc_close_docinfo (p); - - pdf_doc_close_catalog (p); - - pdf_close_images(); - pdf_close_fonts (); - pdf_close_colors(); - - pdf_close_resources(); /* Should be at last. */ - - pdf_out_flush(); - - if (thumb_basename) - RELEASE(thumb_basename); - - return; -} - -/* - * All this routine does is give the form a name and add a unity scaling matrix. - * It fills in required fields. The caller must initialize the stream. - */ -static void -pdf_doc_make_xform (pdf_obj *xform, - pdf_rect *bbox, - pdf_tmatrix *matrix, - pdf_obj *resources, - pdf_obj *attrib) -{ - pdf_obj *xform_dict; - pdf_obj *tmp; - - xform_dict = pdf_stream_dict(xform); - pdf_add_dict(xform_dict, - pdf_new_name("Type"), pdf_new_name("XObject")); - pdf_add_dict(xform_dict, - pdf_new_name("Subtype"), pdf_new_name("Form")); - pdf_add_dict(xform_dict, - pdf_new_name("FormType"), pdf_new_number(1.0)); - - if (!bbox) - ERROR("No BoundingBox supplied."); - - tmp = pdf_new_array(); - pdf_add_array(tmp, pdf_new_number(ROUND(bbox->llx, .001))); - pdf_add_array(tmp, pdf_new_number(ROUND(bbox->lly, .001))); - pdf_add_array(tmp, pdf_new_number(ROUND(bbox->urx, .001))); - pdf_add_array(tmp, pdf_new_number(ROUND(bbox->ury, .001))); - pdf_add_dict(xform_dict, pdf_new_name("BBox"), tmp); - - if (matrix) { - tmp = pdf_new_array(); - pdf_add_array(tmp, pdf_new_number(ROUND(matrix->a, .00001))); - pdf_add_array(tmp, pdf_new_number(ROUND(matrix->b, .00001))); - pdf_add_array(tmp, pdf_new_number(ROUND(matrix->c, .00001))); - pdf_add_array(tmp, pdf_new_number(ROUND(matrix->d, .00001))); - pdf_add_array(tmp, pdf_new_number(ROUND(matrix->e, .001 ))); - pdf_add_array(tmp, pdf_new_number(ROUND(matrix->f, .001 ))); - pdf_add_dict(xform_dict, pdf_new_name("Matrix"), tmp); - } - - if (attrib) { - pdf_merge_dict(xform_dict, attrib); - } - - pdf_add_dict(xform_dict, pdf_new_name("Resources"), resources); - - return; -} - -/* - * begin_form_xobj creates an xobject with its "origin" at - * xpos and ypos that is clipped to the specified bbox. Note - * that the origin is not the lower left corner of the bbox. - */ -int -pdf_doc_begin_grabbing (const char *ident, - double ref_x, double ref_y, const pdf_rect *cropbox) -{ - int xobj_id = -1; - pdf_doc *p = &pdoc; - pdf_form *form; - struct form_list_node *fnode; - xform_info info; - - pdf_dev_push_gstate(); - - fnode = NEW(1, struct form_list_node); - - fnode->prev = p->pending_forms; - fnode->q_depth = pdf_dev_current_depth(); - form = &fnode->form; - - /* - * The reference point of an Xobject is at the lower left corner - * of the bounding box. Since we would like to have an arbitrary - * reference point, we use a transformation matrix, translating - * the reference point to (0,0). - */ - - form->matrix.a = 1.0; form->matrix.b = 0.0; - form->matrix.c = 0.0; form->matrix.d = 1.0; - form->matrix.e = -ref_x; - form->matrix.f = -ref_y; - - form->cropbox.llx = ref_x + cropbox->llx; - form->cropbox.lly = ref_y + cropbox->lly; - form->cropbox.urx = ref_x + cropbox->urx; - form->cropbox.ury = ref_y + cropbox->ury; - - form->contents = pdf_new_stream(STREAM_COMPRESS); - form->resources = pdf_new_dict(); - - pdf_ximage_init_form_info(&info); - - info.matrix.a = 1.0; info.matrix.b = 0.0; - info.matrix.c = 0.0; info.matrix.d = 1.0; - info.matrix.e = -ref_x; - info.matrix.f = -ref_y; - - info.bbox.llx = cropbox->llx; - info.bbox.lly = cropbox->lly; - info.bbox.urx = cropbox->urx; - info.bbox.ury = cropbox->ury; - - /* Use reference since content itself isn't available yet. */ - xobj_id = pdf_ximage_defineresource(ident, - PDF_XOBJECT_TYPE_FORM, - &info, pdf_ref_obj(form->contents)); - - p->pending_forms = fnode; - - /* - * Make sure the object is self-contained by adding the - * current font and color to the object stream. - */ - pdf_dev_reset_fonts(); - pdf_dev_reset_color(1); /* force color operators to be added to stream */ - - return xobj_id; -} - -void -pdf_doc_end_grabbing (pdf_obj *attrib) -{ - pdf_form *form; - pdf_obj *procset; - pdf_doc *p = &pdoc; - struct form_list_node *fnode; - - if (!p->pending_forms) { - WARN("Tried to close a nonexistent form XOject."); - return; - } - - fnode = p->pending_forms; - form = &fnode->form; - - pdf_dev_grestore_to(fnode->q_depth); - - /* - * ProcSet is obsolete in PDF-1.4 but recommended for compatibility. - */ - procset = pdf_new_array(); - pdf_add_array(procset, pdf_new_name("PDF")); - pdf_add_array(procset, pdf_new_name("Text")); - pdf_add_array(procset, pdf_new_name("ImageC")); - pdf_add_array(procset, pdf_new_name("ImageB")); - pdf_add_array(procset, pdf_new_name("ImageI")); - pdf_add_dict (form->resources, pdf_new_name("ProcSet"), procset); - - pdf_doc_make_xform(form->contents, - &form->cropbox, &form->matrix, - pdf_ref_obj(form->resources), attrib); - pdf_release_obj(form->resources); - pdf_release_obj(form->contents); - if (attrib) pdf_release_obj(attrib); - - p->pending_forms = fnode->prev; - - pdf_dev_pop_gstate(); - - pdf_dev_reset_fonts(); - pdf_dev_reset_color(0); - - RELEASE(fnode); - - return; -} - -static struct -{ - int dirty; - int broken; - pdf_obj *annot_dict; - pdf_rect rect; -} breaking_state = {0, 0, NULL, {0.0, 0.0, 0.0, 0.0}}; - -static void -reset_box (void) -{ - breaking_state.rect.llx = breaking_state.rect.lly = HUGE_VAL; - breaking_state.rect.urx = breaking_state.rect.ury = -HUGE_VAL; - breaking_state.dirty = 0; -} - -void -pdf_doc_begin_annot (pdf_obj *dict) -{ - breaking_state.annot_dict = dict; - breaking_state.broken = 0; - reset_box(); -} - -void -pdf_doc_end_annot (void) -{ - pdf_doc_break_annot(); - breaking_state.annot_dict = NULL; -} - -void -pdf_doc_break_annot (void) -{ - if (breaking_state.dirty) { - pdf_obj *annot_dict; - - /* Copy dict */ - annot_dict = pdf_new_dict(); - pdf_merge_dict(annot_dict, breaking_state.annot_dict); - pdf_doc_add_annot(pdf_doc_current_page_number(), &(breaking_state.rect), - annot_dict, !breaking_state.broken); - pdf_release_obj(annot_dict); - - breaking_state.broken = 1; - } - reset_box(); -} - -void -pdf_doc_expand_box (const pdf_rect *rect) -{ - breaking_state.rect.llx = MIN(breaking_state.rect.llx, rect->llx); - breaking_state.rect.lly = MIN(breaking_state.rect.lly, rect->lly); - breaking_state.rect.urx = MAX(breaking_state.rect.urx, rect->urx); - breaking_state.rect.ury = MAX(breaking_state.rect.ury, rect->ury); - breaking_state.dirty = 1; -} - -#if 0 -/* This should be number tree */ -void -pdf_doc_set_pagelabel (long pg_start, - const char *type, - const void *prefix, int prfx_len, long start) -{ - pdf_doc *p = &pdoc; - pdf_obj *label_dict; - - if (!p->root.pagelabels) - p->root.pagelabels = pdf_new_array(); - - label_dict = pdf_new_dict(); - if (!type || type[0] == '\0') /* Set back to default. */ - pdf_add_dict(label_dict, pdf_new_name("S"), pdf_new_name("D")); - else { - if (type) - pdf_add_dict(label_dict, pdf_new_name("S"), pdf_new_name(type)); - if (prefix && prfx_len > 0) - pdf_add_dict(label_dict, - pdf_new_name("P"), - pdf_new_string(prefix, prfx_len)); - if (start != 1) - pdf_add_dict(label_dict, - pdf_new_name("St"), pdf_new_number(start)); - } - - pdf_add_array(p->root.pagelabels, pdf_new_number(pg_start)); - pdf_add_array(p->root.pagelabels, label_dict); - - return; -} -#endif diff --git a/Build/source/texk/dvipdf-x/xsrc/pdfdoc.h b/Build/source/texk/dvipdf-x/xsrc/pdfdoc.h deleted file mode 100644 index 5772758af93..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/pdfdoc.h +++ /dev/null @@ -1,143 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2007-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#ifndef _PDFDOC_H_ -#define _PDFDOC_H_ - -#include "pdfobj.h" -#include "pdfdev.h" - -#define PDF_DOC_GRABBING_NEST_MAX 4 - -extern void pdf_doc_set_verbose (void); - -extern void pdf_open_document (const char *filename, - int do_encryption, - double media_width, double media_height, - double annot_grow_amount, int bookmark_open_depth, - int check_gotos); -extern void pdf_close_document (void); - - -/* PDF document metadata */ -extern void pdf_doc_set_creator (const char *creator); - - -/* They just return PDF dictionary object. - * Callers are completely responsible for doing right thing... - */ -extern pdf_obj *pdf_doc_get_dictionary (const char *category); -extern pdf_obj *pdf_doc_get_reference (const char *category); - -#define pdf_doc_page_tree() pdf_doc_get_dictionary("Pages") -#define pdf_doc_catalog() pdf_doc_get_dictionary("Catalog") -#define pdf_doc_docinfo() pdf_doc_get_dictionary("Info") -#define pdf_doc_names() pdf_doc_get_dictionary("Names") -#define pdf_doc_this_page() pdf_doc_get_dictionary("@THISPAGE") - -extern pdf_obj *pdf_doc_get_page (pdf_file *pf, long page_no, long *count_p, - pdf_rect *bbox, pdf_obj **resources_p); - -extern long pdf_doc_current_page_number (void); -extern pdf_obj *pdf_doc_current_page_resources (void); - -extern pdf_obj *pdf_doc_ref_page (unsigned long page_no); -#define pdf_doc_this_page_ref() pdf_doc_get_reference("@THISPAGE") -#define pdf_doc_next_page_ref() pdf_doc_get_reference("@NEXTPAGE") -#define pdf_doc_prev_page_ref() pdf_doc_get_reference("@PREVPAGE") - -/* Not really managing tree... - * There should be something for number tree. - */ -extern int pdf_doc_add_names (const char *category, - const void *key, int keylen, pdf_obj *value); - -extern void pdf_doc_set_bop_content (const char *str, unsigned length); -extern void pdf_doc_set_eop_content (const char *str, unsigned length); - -/* Page */ -extern void pdf_doc_begin_page (double scale, double x_origin, double y_origin); -extern void pdf_doc_end_page (void); - -extern void pdf_doc_set_mediabox (unsigned page_no, const pdf_rect *mediabox); -extern void pdf_doc_get_mediabox (unsigned page_no, pdf_rect *mediabox); - -extern void pdf_doc_add_page_content (const char *buffer, unsigned length); -extern void pdf_doc_add_page_resource (const char *category, - const char *resource_name, pdf_obj *resources); - -/* Article thread */ -extern void pdf_doc_begin_article (const char *article_id, pdf_obj *info); -#if 0 -extern void pdf_doc_end_article (const char *article_id); /* Do nothing... */ -#endif -extern void pdf_doc_make_article (const char *article_id, - const char **bead_order, int num_beads); -extern void pdf_doc_add_bead (const char *article_id, - const char *bead_id, - long page_no, const pdf_rect *rect); - -/* Bookmarks */ -extern int pdf_doc_bookmarks_up (void); -extern int pdf_doc_bookmarks_down (void); -extern void pdf_doc_bookmarks_add (pdf_obj *dict, int is_open); -extern int pdf_doc_bookmarks_depth (void); - - -/* Returns xobj_id of started xform. */ -extern int pdf_doc_begin_grabbing (const char *ident, - double ref_x, double ref_y, - const pdf_rect *cropbox); -extern void pdf_doc_end_grabbing (pdf_obj *attrib); - - -/* Annotation */ -extern void pdf_doc_add_annot (unsigned page_no, - const pdf_rect *rect, - pdf_obj *annot_dict, - int new_annot); - -/* Annotation with auto- clip and line (or page) break */ -extern void pdf_doc_begin_annot (pdf_obj *dict); -extern void pdf_doc_end_annot (void); - -extern void pdf_doc_break_annot (void); -extern void pdf_doc_expand_box (const pdf_rect *rect); - -/* Manual thumbnail */ -extern void pdf_doc_enable_manual_thumbnails (void); - -#if 0 -/* PageLabels - */ -extern void pdf_doc_set_pagelabel (long page_start, - const char *type, - const void *prefix, int pfrx_len, - long counter_start); -#endif - -/* Similar to bop_content */ -#include "pdfcolor.h" -extern void pdf_doc_set_bgcolor (const pdf_color *color); - -#endif /* _PDFDOC_H_ */ diff --git a/Build/source/texk/dvipdf-x/xsrc/pdfdraw.c b/Build/source/texk/dvipdf-x/xsrc/pdfdraw.c deleted file mode 100644 index 878fc164e09..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/pdfdraw.c +++ /dev/null @@ -1,1897 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include <math.h> - -#include "system.h" -#include "error.h" -#include "mem.h" -#include "mfileio.h" -#include "dpxutil.h" -#include "numbers.h" - -#include "pdfdoc.h" -#include "pdfdev.h" -#include "pdfcolor.h" - -#include "pdfdraw.h" - -#if 1 -typedef void pdf_dev; -#endif - - -/* - * Numbers are rounding to 0-5 fractional digits - * in output routine. - */ -#define detM(M) ((M).a * (M).d - (M).b * (M).c) -#define detP(M) ((M)->a * (M)->d - (M)->b * (M)->c) - - -static /* __inline__ */ int -inversematrix (pdf_tmatrix *W, const pdf_tmatrix *M) -{ - double det; - - det = detP(M); - if (fabs(det) < 1.e-8) { -#if 1 - WARN("Inverting matrix with zero determinant..."); -#endif - return -1; /* result is undefined. */ - } - - W->a = (M->d) / det; W->b = -(M->b) / det; - W->c = -(M->c) / det; W->d = (M->a) / det; - W->e = (M->c) * (M->f) - (M->d) * (M->e); - W->f = (M->b) * (M->e) - (M->a) * (M->f); - - return 0; -} - -/* pdf_coord as vector */ -#define vecprd(v,w) ((v).x * (w).x + (v).y * (w).y) -#define vecrot(v,w) ((v).x * (w).y - (v).y * (w).x) -#define dsign(v) (((v) >= 0.0) ? 1.0 : -1.0) -/* acos => [0, pi] */ -#define vecang(v,w) ( \ - dsign(vecrot((v),(w))) * \ - acos(vecprd((v),(w)) / sqrt(vecprd((v),(v)) * vecprd((w),(w)))) \ -) - -static /* __inline__ */ int -pdf_coord__equal (const pdf_coord *p1, const pdf_coord *p2) -{ - if (fabs(p1->x - p2->x) < 1.e-7 && - fabs(p1->y - p2->y) < 1.e-7) - return 1; - return 0; -} -#define COORD_EQUAL(p,q) pdf_coord__equal((p),(q)) - -#if 0 -static int -pdf_coord__sort_compar_X (const void *pp1, const void *pp2) -{ - pdf_coord *p1 = (pdf_coord *)pp1; - pdf_coord *p2 = (pdf_coord *)pp2; - - if (pdf_coord__equal(p1, p2)) - return 0; - else - return (int) dsign(p1->x - p2->x); - - return 1; -} - -static int -pdf_coord__sort_compar_Y (const void *pp1, const void *pp2) -{ - pdf_coord *p1 = (pdf_coord *)pp1; - pdf_coord *p2 = (pdf_coord *)pp2; - - if (pdf_coord__equal(p1, p2)) - return 0; - else - return (int) dsign(p1->y - p2->y); - - return 1; -} -#endif - - -static /* __inline__ */ int -pdf_coord__transform (pdf_coord *p, const pdf_tmatrix *M) -{ - double x, y; - - x = p->x; y = p->y; - p->x = x * M->a + y * M->c + M->e; - p->y = x * M->b + y * M->d + M->f; - - return 0; -} - -#if 0 -static /* __inline__ */ int -pdf_coord__itransform (pdf_coord *p, const pdf_tmatrix *M) -{ - pdf_tmatrix W; - double x, y; - int error; - - error = inversematrix(&W, M); - if (error) - return error; - - x = p->x; y = p->y; - p->x = x * W.a + y * W.c + W.e; - p->y = x * W.b + y * W.d + W.f; - - return 0; -} -#endif /* 0 */ - -static /* __inline__ */ int -pdf_coord__dtransform (pdf_coord *p, const pdf_tmatrix *M) -{ - double x, y; - - x = p->x; y = p->y; - p->x = x * M->a + y * M->c; - p->y = x * M->b + y * M->d; - - return 0; -} - -static /* __inline__ */ int -pdf_coord__idtransform (pdf_coord *p, const pdf_tmatrix *M) -{ - pdf_tmatrix W; - double x, y; - int error; - - error = inversematrix(&W, M); - if (error) - return error; - - x = p->x; y = p->y; - p->x = x * W.a + y * W.c; - p->y = x * W.b + y * W.d; - - return 0; -} - - -/* Modify M itself */ -void -pdf_invertmatrix (pdf_tmatrix *M) -{ - pdf_tmatrix W; - double det; - - ASSERT(M); - - det = detP(M); - if (fabs(det) < 1.e-8) { - WARN("Inverting matrix with zero determinant..."); - W.a = 1.0; W.c = 0.0; - W.b = 0.0; W.d = 1.0; - W.e = 0.0; W.f = 0.0; - } else { - W.a = (M->d) / det; W.b = -(M->b) / det; - W.c = -(M->c) / det; W.d = (M->a) / det; - W.e = (M->c) * (M->f) - (M->d) * (M->e); - W.f = (M->b) * (M->e) - (M->a) * (M->f); - W.e /= det; W.f /= det; - } - - pdf_copymatrix(M, &W); - - return; -} - - -typedef struct pa_elem_ -{ - int type; - pdf_coord p[3]; -} pa_elem; - -/* each subpath delimitted by moveto */ -struct pdf_path_ -{ - int num_paths; - int max_paths; - pa_elem *path; -}; - -static const struct { - char opchr; /* PDF operator char */ - int n_pts; /* number of *points* */ - const char *strkey; -} petypes[] = { -#define PE_TYPE__INVALID -1 -#define PE_TYPE__MOVETO 0 - {'m', 1, "moveto" }, -#define PE_TYPE__LINETO 1 - {'l', 1, "lineto" }, -#define PE_TYPE__CURVETO 2 - {'c', 3, "curveto" }, - /* no PS correspondence for v and y */ -#define PE_TYPE__CURVETO_V 3 - {'v', 2, "vcurveto"}, /* current point replicated */ -#define PE_TYPE__CURVETO_Y 4 - {'y', 2, "ycurveto"}, /* last point replicated */ -#define PE_TYPE__CLOSEPATH 5 - {'h', 0, "closepath"}, -#define PE_TYPE__TERMINATE 6 - {' ', 0, NULL} -}; - -#define PE_VALID(p) ((p) && \ - (p)->type > PE_TYPE__INVALID && (p)->type < PE_TYPE__TERMINATE) -#define PE_N_PTS(p) (PE_VALID((p)) ? petypes[(p)->type].n_pts : 0) -#define PE_OPCHR(p) (PE_VALID((p)) ? petypes[(p)->type].opchr : ' ') - -#define PA_LENGTH(pa) ((pa)->num_paths) - -#define GS_FLAG_CURRENTPOINT_SET (1 << 0) - - -static char fmt_buf[1024]; /* FIXME */ -#define FORMAT_BUFF_PTR(p) fmt_buf -#define FORMAT_BUFF_LEN(p) 1024 - -static void -init_a_path (pdf_path *p) -{ - ASSERT(p); - - p->num_paths = 0; - p->max_paths = 0; - p->path = NULL; - - return; -} - -static void -pdf_path__clearpath (pdf_path *p) -{ - ASSERT(p); - - p->num_paths = 0; - - return; -} - -static int -pdf_path__growpath (pdf_path *p, int max_pe) -{ - if (max_pe < p->max_paths) - return 0; - - p->max_paths = MAX(p->max_paths + 8, max_pe); - p->path = RENEW(p->path, p->max_paths, pa_elem); - - return 0; -} - -static void -clear_a_path (pdf_path *p) -{ - ASSERT(p); - - if (p->path) - RELEASE(p->path); - p->path = NULL; - p->num_paths = 0; - p->max_paths = 0; - - return; -} - -static int -pdf_path__copypath (pdf_path *p1, const pdf_path *p0) -{ - pa_elem *pe0, *pe1; - int i; - - pdf_path__growpath(p1, PA_LENGTH(p0)); - for (i = 0; i < PA_LENGTH(p0); i++) { - pe1 = &(p1->path[i]); - pe0 = &(p0->path[i]); - /* FIXME */ - pe1->type = pe0->type; - pe1->p[0].x = pe0->p[0].x; - pe1->p[0].y = pe0->p[0].y; - pe1->p[1].x = pe0->p[1].x; - pe1->p[1].y = pe0->p[1].y; - pe1->p[2].x = pe0->p[2].x; - pe1->p[2].y = pe0->p[2].y; - } - p1->num_paths = PA_LENGTH(p0); - - return 0; -} - - -/* start new subpath */ -static int -pdf_path__moveto (pdf_path *pa, - pdf_coord *cp, - const pdf_coord *p0) -{ - pa_elem *pe; - - pdf_path__growpath(pa, PA_LENGTH(pa) + 1); - if (PA_LENGTH(pa) > 0) { - pe = &pa->path[pa->num_paths-1]; - if (pe->type == PE_TYPE__MOVETO) { - pe->p[0].x = cp->x = p0->x; - pe->p[0].y = cp->y = p0->y; - return 0; - } - } - pe = &pa->path[pa->num_paths++]; - pe->type = PE_TYPE__MOVETO; - pe->p[0].x = cp->x = p0->x; - pe->p[0].y = cp->y = p0->y; - - return 0; -} - -/* Do 'compression' of path while adding new path elements. - * Sequantial moveto command will be replaced with a - * single moveto. If cp is not equal to the last point in pa, - * then moveto is inserted (starting new subpath). - * FIXME: - * 'moveto' must be used to enforce starting new path. - * This affects how 'closepath' is treated. - */ -static pa_elem * -pdf_path__next_pe (pdf_path *pa, const pdf_coord *cp) -{ - pa_elem *pe; - - pdf_path__growpath(pa, PA_LENGTH(pa) + 2); - if (PA_LENGTH(pa) == 0) { - pe = &pa->path[pa->num_paths++]; - pe->type = PE_TYPE__MOVETO; - pe->p[0].x = cp->x; - pe->p[0].y = cp->y; - - return &pa->path[pa->num_paths++]; - } - - pe = &pa->path[pa->num_paths-1]; - switch (pe->type) { - case PE_TYPE__MOVETO: - pe->p[0].x = cp->x; - pe->p[0].y = cp->y; - break; - case PE_TYPE__LINETO: - if (!COORD_EQUAL(&pe->p[0], cp)) { - pe = &pa->path[pa->num_paths++]; - pe->type = PE_TYPE__MOVETO; - pe->p[0].x = cp->x; - pe->p[0].y = cp->y; - } - break; - case PE_TYPE__CURVETO: - if (!COORD_EQUAL(&pe->p[2], cp)) { - pe = &pa->path[pa->num_paths++]; - pe->type = PE_TYPE__MOVETO; - pe->p[0].x = cp->x; - pe->p[0].y = cp->y; - } - break; - case PE_TYPE__CURVETO_Y: - case PE_TYPE__CURVETO_V: - if (!COORD_EQUAL(&pe->p[1], cp)) { - pe = &pa->path[pa->num_paths++]; - pe->type = PE_TYPE__MOVETO; - pe->p[0].x = cp->x; - pe->p[0].y = cp->y; - } - break; - case PE_TYPE__CLOSEPATH: - pe = &pa->path[pa->num_paths++]; - pe->type = PE_TYPE__MOVETO; - pe->p[0].x = cp->x; - pe->p[0].y = cp->y; - break; - } - - return &pa->path[pa->num_paths++]; -} - -static int -pdf_path__transform (pdf_path *pa, const pdf_tmatrix *M) -{ - pa_elem *pe; - int n = 0, i; - - ASSERT(pa && M); - - for (i = 0; i < PA_LENGTH(pa); i++) { - pe = &(pa->path[i]); - n = PE_N_PTS(pe); - while (n-- > 0) - pdf_coord__transform(&(pe->p[n]), M); - } - - return 0; -} - - -/* Path Construction */ -static int -pdf_path__lineto (pdf_path *pa, - pdf_coord *cp, - const pdf_coord *p0) -{ - pa_elem *pe; - - pe = pdf_path__next_pe(pa, cp); - pe->type = PE_TYPE__LINETO; - pe->p[0].x = cp->x = p0->x; - pe->p[0].y = cp->y = p0->y; - - return 0; -} - -static int -pdf_path__curveto (pdf_path *pa, - pdf_coord *cp, - const pdf_coord *p0, - const pdf_coord *p1, - const pdf_coord *p2 - ) -{ - pa_elem *pe; - - pe = pdf_path__next_pe(pa, cp); - if (COORD_EQUAL(cp, p0)) { - pe->type = PE_TYPE__CURVETO_V; - pe->p[0].x = p1->x; - pe->p[0].y = p1->y; - pe->p[1].x = cp->x = p2->x; - pe->p[1].y = cp->y = p2->y; - } else if (COORD_EQUAL(p1, p2)) { - pe->type = PE_TYPE__CURVETO_Y; - pe->p[0].x = p0->x; - pe->p[0].y = p0->y; - pe->p[1].x = cp->x = p1->x; - pe->p[1].y = cp->y = p1->y; - } else { - pe->type = PE_TYPE__CURVETO; - pe->p[0].x = p0->x; - pe->p[0].y = p0->y; - pe->p[1].x = p1->x; - pe->p[1].y = p1->y; - pe->p[2].x = cp->x = p2->x; - pe->p[2].y = cp->y = p2->y; - } - - return 0; -} - -#if 0 -#define QB_TWO_THIRD (2.0/3.0) -#define QB_ONE_THIRD (1.0/3.0) - -static int -pdf_path__curveto_QB (pdf_path *pa, - pdf_coord *cp, - const pdf_coord *p0, - const pdf_coord *p1 - ) -{ - pdf_coord q0, q1; - - q0.x = cp->x + QB_TWO_THIRD * (p0->x - cp->x); - q0.y = cp->y + QB_TWO_THIRD * (p0->y - cp->y); - q1.x = p0->x + QB_ONE_THIRD * (p1->x - p0->x); - q1.y = p0->y + QB_ONE_THIRD * (p1->y - p0->y); - /* q2 == p1 */ - - return pdf_path__curveto(pa, cp, &q0, &q1, p1); -} -#endif - - -/* This isn't specified as cp to somewhere. */ -static int -pdf_path__elliptarc (pdf_path *pa, - pdf_coord *cp, - const pdf_coord *ca, /* ellipsis center */ - double r_x, /* x radius */ - double r_y, /* y radius */ - double xar, /* x-axis-rotation (deg!) */ - double a_0, /* start angle */ - double a_1, /* stop angle */ - int a_d /* arc orientation */ - ) -{ - double b, b_x, b_y; - double d_a, q; - pdf_coord p0, p1, p2, p3; - pdf_coord e0, e1; - pdf_tmatrix T; - int n_c; /* number of segments */ - int i, error = 0; - - if (fabs(r_x) < 1.e-8 || - fabs(r_y) < 1.e-8) - return -1; - - if (a_d < 0) { - for ( ; a_1 > a_0; a_1 -= 360.0); - } else { - for ( ; a_1 < a_0; a_0 -= 360.0); - } - - d_a = a_1 - a_0; - for (n_c = 1; fabs(d_a) > 90.0 * n_c; n_c++); - d_a /= n_c; - if (fabs(d_a) < 1.e-8) - return -1; - - a_0 *= M_PI / 180.0; - a_1 *= M_PI / 180.0; - d_a *= M_PI / 180.0; - xar *= M_PI / 180.0; - T.a = cos(xar); T.c = -sin(xar); - T.b = -T.c ; T.d = T.a; - T.e = 0.0 ; T.f = 0.0; - - /* A parameter that controls cb-curve (off-curve) points */ - b = 4.0 * (1.0 - cos(.5 * d_a)) / (3.0 * sin(.5 * d_a)); - b_x = r_x * b; - b_y = r_y * b; - - p0.x = r_x * cos(a_0); - p0.y = r_y * sin(a_0); - pdf_coord__transform(&p0, &T); - p0.x += ca->x; p0.y += ca->y; - if (PA_LENGTH(pa) == 0) { - pdf_path__moveto(pa, cp, &p0); - } else if (!COORD_EQUAL(cp, &p0)) { - pdf_path__lineto(pa, cp, &p0); /* add line seg */ - } - for (i = 0; !error && i < n_c; i++) { - q = a_0 + i * d_a; - e0.x = cos(q); e0.y = sin(q); - e1.x = cos(q + d_a); e1.y = sin(q + d_a); - - /* Condition for tangent vector requirs - * d1 = p1 - p0 = f ( sin a, -cos a) - * d2 = p2 - p3 = g ( sin b, -cos b) - * and from symmetry - * g^2 = f^2 - */ - p0.x = r_x * e0.x; /* s.p. */ - p0.y = r_y * e0.y; - p3.x = r_x * e1.x; /* e.p. */ - p3.y = r_y * e1.y; - - p1.x = -b_x * e0.y; - p1.y = b_y * e0.x; - p2.x = b_x * e1.y; - p2.y = -b_y * e1.x; - - pdf_coord__transform(&p0, &T); - pdf_coord__transform(&p1, &T); - pdf_coord__transform(&p2, &T); - pdf_coord__transform(&p3, &T); - p0.x += ca->x; p0.y += ca->y; - p3.x += ca->x; p3.y += ca->y; - p1.x += p0.x ; p1.y += p0.y ; - p2.x += p3.x ; p2.y += p3.y ; - - error = pdf_path__curveto(pa, &p0, &p1, &p2, &p3); - cp->x = p3.x; cp->y = p3.y; - } - - return error; -} - -static int -pdf_path__closepath (pdf_path *pa, pdf_coord *cp /* no arg */) -{ - pa_elem *pe = NULL; - int i; - - /* search for start point of the last subpath */ - for (i = PA_LENGTH(pa) - 1; i >= 0; i--) { - pe = &pa->path[i]; - if (pe->type == PE_TYPE__MOVETO) - break; - } - - if (!pe || i < 0) - return -1; /* No path or no start point(!) */ - - cp->x = pe->p[0].x; - cp->y = pe->p[0].y; - - pdf_path__growpath(pa, PA_LENGTH(pa) + 1); - - /* NOTE: - * Manually closed path without closepath is not - * affected by linejoin. A path with coincidental - * starting and ending point is not the same as - * 'closed' path. - */ - pe = &pa->path[pa->num_paths++]; - pe->type = PE_TYPE__CLOSEPATH; - - return 0; -} - -/* - * x y width height re - * - * is equivalent to - * - * x y m - * (x + width) y l - * (x + width) (y + height) l - * x (y + height) l - * h - */ -/* Just for quick test */ -static /* __inline__ */ int -pdf_path__isarect (pdf_path *pa, - int f_ir /* fill-rule is ignorable */ - ) -{ - pa_elem *pe0, *pe1, *pe2, *pe3, *pe4; - - if (PA_LENGTH(pa) == 5) { - pe0 = &(pa->path[0]); - pe1 = &(pa->path[1]); - pe2 = &(pa->path[2]); - pe3 = &(pa->path[3]); - pe4 = &(pa->path[4]); - if (pe0->type == PE_TYPE__MOVETO && - pe1->type == PE_TYPE__LINETO && - pe2->type == PE_TYPE__LINETO && - pe3->type == PE_TYPE__LINETO && - pe4->type == PE_TYPE__CLOSEPATH) { - if (pe1->p[0].y - pe0->p[0].y == 0 && - pe2->p[0].x - pe1->p[0].x == 0 && - pe3->p[0].y - pe2->p[0].y == 0) { - if (pe1->p[0].x - pe0->p[0].x - == pe2->p[0].x - pe3->p[0].x) { - return 1; - } - /* Winding number is different but ignore it here. */ - } else if (f_ir && - pe1->p[0].x - pe0->p[0].x == 0 && - pe2->p[0].y - pe1->p[0].y == 0 && - pe3->p[0].x - pe2->p[0].x == 0) { - if (pe1->p[0].y - pe0->p[0].y - == pe2->p[0].y - pe3->p[0].y) { - return 1; - } - } - } - } - - return 0; -} - -/* Path Painting */ -/* F is obsoleted */ -#define PT_OP_VALID(c) ( \ - (c) == 'f' || (c) == 'F' || \ - (c) == 's' || (c) == 'S' || \ - (c) == 'b' || (c) == 'B' || \ - (c) == 'W' || (c) == ' ' \ -) - -static /* __inline__ */ int -INVERTIBLE_MATRIX (const pdf_tmatrix *M) -{ - if (fabs(detP(M)) < 1.e-8) { - WARN("Transformation matrix not invertible."); - WARN("--- M = [%g %g %g %g %g %g]", - M->a, M->b, M->c, M->d, M->e, M->f); - return -1; - } - return 0; -} - -/* rectfill, rectstroke, rectclip, recteoclip - * - * Draw isolated rectangle without actually doing - * gsave/grestore operation. - * - * TODO: - * linestyle, fill-opacity, stroke-opacity,.... - * As this routine draw a single graphics object - * each time, there should be options for specifying - * various drawing styles, which might inherite - * current graphcs state parameter. - */ -static int -pdf_dev__rectshape (pdf_dev *P, - const pdf_rect *r, - const pdf_tmatrix *M, - char opchr - ) -{ - char *buf = FORMAT_BUFF_PTR(P); - int len = 0; - int isclip = 0; - pdf_coord p; - double wd, ht; - - ASSERT(r && PT_OP_VALID(opchr)); - - isclip = (opchr == 'W' || opchr == ' ') ? 1 : 0; - - /* disallow matrix for clipping. - * q ... clip Q does nothing and - * n M cm ... clip n alter CTM. - */ - if (M && (isclip || - !INVERTIBLE_MATRIX(M))) - return -1; - - graphics_mode(); - - buf[len++] = ' '; - if (!isclip) { - buf[len++] = 'q'; - if (M) { - buf[len++] = ' '; - len += pdf_sprint_matrix(buf + len, M); - buf[len++] = ' '; - buf[len++] = 'c'; buf[len++] = 'm'; - } - buf[len++] = ' '; - } - buf[len++] = 'n'; - - p.x = r->llx; p.y = r->lly; - wd = r->urx - r->llx; - ht = r->ury - r->lly; - buf[len++] = ' '; - len += pdf_sprint_coord (buf + len, &p); - buf[len++] = ' '; - len += pdf_sprint_length(buf + len, wd); - buf[len++] = ' '; - len += pdf_sprint_length(buf + len, ht); - buf[len++] = ' '; - buf[len++] = 'r'; buf[len++] = 'e'; - - if (opchr != ' ') { - buf[len++] = ' '; - buf[len++] = opchr; - - buf[len++] = ' '; - buf[len++] = isclip ? 'n' : 'Q'; - } - - pdf_doc_add_page_content(buf, len); len = 0; - - return 0; -} - -static int path_added = 0; - -/* FIXME */ -static int -pdf_dev__flushpath (pdf_dev *P, - pdf_path *pa, - char opchr, - int rule, - int ignore_rule) -{ - pa_elem *pe, *pe1; - char *b = FORMAT_BUFF_PTR(P); - long b_len = FORMAT_BUFF_LEN(P); - pdf_rect r; /* FIXME */ - pdf_coord *pt; - int n_pts, n_seg; - int len = 0; - int isclip = 0; - int isrect, i, j; - - ASSERT(pa && PT_OP_VALID(opchr)); - - isclip = (opchr == 'W') ? 1 : 0; - - if (PA_LENGTH(pa) <= 0 && path_added == 0) - return 0; - - path_added = 0; - graphics_mode(); - isrect = pdf_path__isarect(pa, ignore_rule); - if (isrect) { - pe = &(pa->path[0]); - pe1 = &(pa->path[2]); - - r.llx = pe->p[0].x; - r.lly = pe->p[0].y; - r.urx = pe1->p[0].x - pe->p[0].x; /* width... */ - r.ury = pe1->p[0].y - pe->p[0].y; /* height... */ - - b[len++] = ' '; - len += pdf_sprint_rect(b + len, &r); - b[len++] = ' '; - b[len++] = 'r'; - b[len++] = 'e'; - pdf_doc_add_page_content(b, len); len = 0; - } else { - n_seg = PA_LENGTH(pa); - for (i = 0, len = 0, pe = &pa->path[0]; - i < n_seg; pe++, i++) { - n_pts = PE_N_PTS(pe); - for (j = 0, pt = &pe->p[0]; - j < n_pts; j++, pt++) { - b[len++] = ' '; - len += pdf_sprint_coord(b + len, pt); - } - b[len++] = ' '; - b[len++] = PE_OPCHR(pe); - if (len + 128 > b_len) { - pdf_doc_add_page_content(b, len); len = 0; - } - } - if (len > 0) { - pdf_doc_add_page_content(b, len); len = 0; - } - } - - b[len++] = ' '; - b[len++] = opchr; - if (rule == PDF_FILL_RULE_EVENODD) - b[len++] = '*'; - if (isclip) { - b[len++] = ' '; b[len++] = 'n'; - } - - pdf_doc_add_page_content(b, len); - - return 0; -} - - -/* Graphics State */ -typedef struct pdf_gstate_ -{ - pdf_coord cp; - - pdf_tmatrix matrix; /* cm, - */ - - pdf_color strokecolor; - pdf_color fillcolor; - /* colorspace here */ - - struct { - int num_dash; - double pattern[PDF_DASH_SIZE_MAX]; - double offset; - } linedash; /* d, D */ - - double linewidth; /* w, LW */ - - int linecap; /* J, LC */ - int linejoin; /* j, LJ */ - double miterlimit; /* M, ML */ - - int flatness; /* i, FL, 0 to 100 (0 for use device-default) */ - - /* internal */ - pdf_path path; - long flags; - /* bookkeeping the origin of the last transform applied */ - pdf_coord pt_fixee; -} pdf_gstate; - - -typedef struct m_stack_elem -{ - void *data; - struct m_stack_elem *prev; -} m_stack_elem; - -typedef struct m_stack -{ - int size; - m_stack_elem *top; - m_stack_elem *bottom; -} m_stack; - -static void -m_stack_init (m_stack *stack) -{ - ASSERT(stack); - - stack->size = 0; - stack->top = NULL; - stack->bottom = NULL; - - return; -} - -static void -m_stack_push (m_stack *stack, void *data) -{ - m_stack_elem *elem; - - ASSERT(stack); - - elem = NEW(1, m_stack_elem); - elem->prev = stack->top; - elem->data = data; - - stack->top = elem; - if (stack->size == 0) - stack->bottom = elem; - - stack->size++; - - return; -} - -static void * -m_stack_pop (m_stack *stack) -{ - m_stack_elem *elem; - void *data; - - ASSERT(stack); - - if (stack->size == 0) - return NULL; - - data = stack->top->data; - elem = stack->top; - stack->top = elem->prev; - if (stack->size == 1) - stack->bottom = NULL; - RELEASE(elem); - - stack->size--; - - return data; -} - -static void * -m_stack_top (m_stack *stack) -{ - void *data; - - ASSERT(stack); - - if (stack->size == 0) - return NULL; - - data = stack->top->data; - - return data; -} - -#define m_stack_depth(s) ((s)->size) - -static m_stack gs_stack; - -static void -init_a_gstate (pdf_gstate *gs) -{ - gs->cp.x = 0.0; - gs->cp.y = 0.0; - - pdf_setmatrix(&gs->matrix, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0); - - pdf_color_graycolor(&gs->strokecolor, 0.0); - pdf_color_graycolor(&gs->fillcolor, 0.0); - - gs->linedash.num_dash = 0; - gs->linedash.offset = 0; - gs->linecap = 0; - gs->linejoin = 0; - gs->linewidth = 1.0; - gs->miterlimit = 10.0; - - gs->flatness = 1; /* default to 1 in PDF */ - - /* Internal variables */ - gs->flags = 0; - init_a_path(&gs->path); - gs->pt_fixee.x = 0; - gs->pt_fixee.y = 0; - - return; -} - -static void -clear_a_gstate (pdf_gstate *gs) -{ - clear_a_path(&gs->path); - memset(gs, 0, sizeof(pdf_gstate)); - - return; -} - -static void -copy_a_gstate (pdf_gstate *gs1, pdf_gstate *gs2) -{ - int i; - - ASSERT(gs1 && gs2); - - gs1->cp.x = gs2->cp.x; - gs1->cp.y = gs2->cp.y; - - pdf_copymatrix(&gs1->matrix, &gs2->matrix); - - /* TODO: - * Path should be linked list and gsave only - * record starting point within path rather than - * copying whole path. - */ - pdf_path__copypath(&gs1->path, &gs2->path); - - gs1->linedash.num_dash = gs2->linedash.num_dash; - for (i = 0; i < gs2->linedash.num_dash; i++) { - gs1->linedash.pattern[i] = gs2->linedash.pattern[i]; - } - gs1->linedash.offset = gs2->linedash.offset; - - gs1->linecap = gs2->linecap; - gs1->linejoin = gs2->linejoin; - gs1->linewidth = gs2->linewidth; - gs1->miterlimit = gs2->miterlimit; - gs1->flatness = gs2->flatness; - - pdf_color_copycolor(&gs1->fillcolor , &gs2->fillcolor); - pdf_color_copycolor(&gs1->strokecolor, &gs2->strokecolor); - gs1->pt_fixee.x = gs2->pt_fixee.x; - gs1->pt_fixee.y = gs2->pt_fixee.y; - - return; -} - -void -pdf_dev_init_gstates (void) -{ - pdf_gstate *gs; - - m_stack_init(&gs_stack); - - gs = NEW(1, pdf_gstate); - init_a_gstate(gs); - - m_stack_push(&gs_stack, gs); /* Initial state */ - - return; -} - -void -pdf_dev_clear_gstates (void) -{ - pdf_gstate *gs; - - if (m_stack_depth(&gs_stack) > 1) /* at least 1 elem. */ - WARN("GS stack depth is not zero at the end of the document."); - - while ((gs = m_stack_pop(&gs_stack)) != NULL) { - clear_a_gstate(gs); - RELEASE(gs); - } - return; -} - -int -pdf_dev_gsave (void) -{ - pdf_gstate *gs0, *gs1; - pdf_color *sc, *fc; - - gs0 = m_stack_top(&gs_stack); - gs1 = NEW(1, pdf_gstate); - init_a_gstate(gs1); - copy_a_gstate(gs1, gs0); - pdf_color_get_current(&sc, &fc); - pdf_color_copycolor(&gs1->strokecolor, sc); - pdf_color_copycolor(&gs1->fillcolor, fc); - m_stack_push(&gs_stack, gs1); - - pdf_doc_add_page_content(" q", 2); - - return 0; -} - -int -pdf_dev_grestore (void) -{ - pdf_gstate *gs; - - if (m_stack_depth(&gs_stack) <= 1) { /* Initial state at bottom */ - WARN("Too many grestores."); - return -1; - } - - gs = m_stack_pop(&gs_stack); - clear_a_gstate(gs); - RELEASE(gs); - - pdf_doc_add_page_content(" Q", 2); - - pdf_dev_reset_fonts(); - - return 0; -} - - -int -pdf_dev_push_gstate (void) -{ - m_stack *gss = &gs_stack; - pdf_gstate *gs0; - - gs0 = NEW(1, pdf_gstate); - - init_a_gstate(gs0); - - m_stack_push(gss, gs0); - - return 0; -} - - -int -pdf_dev_pop_gstate (void) -{ - m_stack *gss = &gs_stack; - pdf_gstate *gs; - - if (m_stack_depth(gss) <= 1) { /* Initial state at bottom */ - WARN("Too many grestores."); - return -1; - } - - gs = m_stack_pop(gss); - clear_a_gstate(gs); - RELEASE(gs); - - return 0; -} - - -int -pdf_dev_current_depth (void) -{ - return (m_stack_depth(&gs_stack) - 1); /* 0 means initial state */ -} - -void -pdf_dev_grestore_to (int depth) -{ - m_stack *gss = &gs_stack; - pdf_gstate *gs; - - ASSERT(depth >= 0); - - if (m_stack_depth(gss) > depth + 1) { - WARN("Closing pending transformations at end of page/XObject."); - } - - while (m_stack_depth(gss) > depth + 1) { - pdf_doc_add_page_content(" Q", 2); - gs = m_stack_pop(gss); - clear_a_gstate(gs); - RELEASE(gs); - } - pdf_dev_reset_fonts(); - - return; -} - -int -pdf_dev_currentpoint (pdf_coord *p) -{ - m_stack *gss = &gs_stack; - pdf_gstate *gs = m_stack_top(gss); - pdf_coord *cpt = &gs->cp; - - ASSERT(p); - - p->x = cpt->x; p->y = cpt->y; - - return 0; -} - -int -pdf_dev_currentmatrix (pdf_tmatrix *M) -{ - m_stack *gss = &gs_stack; - pdf_gstate *gs = m_stack_top(gss); - pdf_tmatrix *CTM = &gs->matrix; - - ASSERT(M); - - pdf_copymatrix(M, CTM); - - return 0; -} - -#if 0 -int -pdf_dev_currentcolor (pdf_color *color, int is_fill) -{ - m_stack *gss = &gs_stack; - pdf_gstate *gs = m_stack_top(gss); - pdf_color *fcl = &gs->fillcolor; - pdf_color *scl = &gs->strokecolor; - - ASSERT(color); - - pdf_color_copycolor(color, is_fill ? fcl : scl); - - return 0; -} -#endif /* 0 */ - -/* - * mask == 0 means stroking color, mask == 0x20 nonstroking color - * - * force == 1 means that operators will be generated even if - * the color is the same as the current graphics state color - */ -void -pdf_dev_set_color (const pdf_color *color, char mask, int force) -{ - int len; - - pdf_gstate *gs = m_stack_top(&gs_stack); - pdf_color *current = mask ? &gs->fillcolor : &gs->strokecolor; - - ASSERT(pdf_color_is_valid(color)); - - if (!(pdf_dev_get_param(PDF_DEV_PARAM_COLORMODE) && - (force || pdf_color_compare(color, current)))) - /* If "color" is already the current color, then do nothing - * unless a color operator is forced - */ - return; - - graphics_mode(); - len = pdf_color_to_string(color, fmt_buf); - fmt_buf[len++] = ' '; - switch (pdf_color_type(color)) { - case PDF_COLORSPACE_TYPE_RGB: - fmt_buf[len++] = 'R' | mask; - fmt_buf[len++] = 'G' | mask; - break; - case PDF_COLORSPACE_TYPE_CMYK: - fmt_buf[len++] = 'K' | mask; - break; - case PDF_COLORSPACE_TYPE_GRAY: - fmt_buf[len++] = 'G' | mask; - break; - default: /* already verified the given color */ - break; - } - pdf_doc_add_page_content(fmt_buf, len); /* op: RG K G rg k g */ - - pdf_color_copycolor(current, color); -} - -void -pdf_dev_reset_color (int force) -{ - pdf_color *sc, *fc; - - pdf_color_get_current(&sc, &fc); - pdf_dev_set_color(sc, 0, force); - pdf_dev_set_color(fc, 0x20, force); -} - -int -pdf_dev_concat (const pdf_tmatrix *M) -{ - m_stack *gss = &gs_stack; - pdf_gstate *gs = m_stack_top(gss); - pdf_path *cpa = &gs->path; - pdf_coord *cpt = &gs->cp; - pdf_tmatrix *CTM = &gs->matrix; - pdf_tmatrix W; - char *buf = FORMAT_BUFF_PTR(NULL); - int len = 0; - - ASSERT(M); - - /* Adobe Reader erases page content if there are - * non invertible transformation. - */ - if (fabs(detP(M)) < 1.0e-8) { - WARN("Transformation matrix not invertible."); - WARN("--- M = [%g %g %g %g %g %g]", - M->a, M->b, M->c, M->d, M->e, M->f); - return -1; - } - - if (fabs(M->a - 1.0) > 1.e-8 || fabs(M->b) > 1.e-8 - || fabs(M->c) > 1.e-8 || fabs(M->d - 1.0) > 1.e-8 - || fabs(M->e) > 1.e-8 || fabs(M->f) > 1.e-8) { - buf[len++] = ' '; - len += pdf_sprint_matrix(buf + len, M); - buf[len++] = ' '; - buf[len++] = 'c'; - buf[len++] = 'm'; - pdf_doc_add_page_content(buf, len); - - pdf_concatmatrix(CTM, M); - } - inversematrix(&W, M); - - pdf_path__transform (cpa, &W); - pdf_coord__transform(cpt, &W); - - return 0; -} - -/* - * num w LW linewidth (g.t. 0) - * int J LC linecap - * int j LJ linejoin - * num M ML miter limit (g.t. 0) - * array num d D line dash - * int ri RI renderint intnet - * int i FL flatness tolerance (0-100) - * name gs -- name: res. name of ExtGState dict. - */ -int -pdf_dev_setmiterlimit (double mlimit) -{ - m_stack *gss = &gs_stack; - pdf_gstate *gs = m_stack_top(gss); - int len = 0; - char *buf = FORMAT_BUFF_PTR(NULL); - - if (gs->miterlimit != mlimit) { - buf[len++] = ' '; - len += pdf_sprint_length(buf + len, mlimit); - buf[len++] = ' '; - buf[len++] = 'M'; - pdf_doc_add_page_content(buf, len); - gs->miterlimit = mlimit; - } - - return 0; -} - -int -pdf_dev_setlinecap (int capstyle) -{ - m_stack *gss = &gs_stack; - pdf_gstate *gs = m_stack_top(gss); - int len = 0; - char *buf = FORMAT_BUFF_PTR(NULL); - - if (gs->linecap != capstyle) { - len = sprintf(buf, " %d J", capstyle); - pdf_doc_add_page_content(buf, len); - gs->linecap = capstyle; - } - - return 0; -} - -int -pdf_dev_setlinejoin (int joinstyle) -{ - m_stack *gss = &gs_stack; - pdf_gstate *gs = m_stack_top(gss); - int len = 0; - char *buf = FORMAT_BUFF_PTR(NULL); - - if (gs->linejoin != joinstyle) { - len = sprintf(buf, " %d j", joinstyle); - pdf_doc_add_page_content(buf, len); - gs->linejoin = joinstyle; - } - - return 0; -} - -int -pdf_dev_setlinewidth (double width) -{ - m_stack *gss = &gs_stack; - pdf_gstate *gs = m_stack_top(gss); - int len = 0; - char *buf = FORMAT_BUFF_PTR(NULL); - - if (gs->linewidth != width) { - buf[len++] = ' '; - len += pdf_sprint_length(buf + len, width); - buf[len++] = ' '; - buf[len++] = 'w'; - pdf_doc_add_page_content(buf, len); - gs->linewidth = width; - } - - return 0; -} - -int -pdf_dev_setdash (int count, double *pattern, double offset) -{ - m_stack *gss = &gs_stack; - pdf_gstate *gs = m_stack_top(gss); - int len = 0; - char *buf = FORMAT_BUFF_PTR(NULL); - int i; - - gs->linedash.num_dash = count; - gs->linedash.offset = offset; - pdf_doc_add_page_content(" [", 2); - for (i = 0; i < count; i++) { - buf[0] = ' '; - len = pdf_sprint_length (buf + 1, pattern[i]); - pdf_doc_add_page_content(buf, len + 1); - gs->linedash.pattern[i] = pattern[i]; - } - pdf_doc_add_page_content("] ", 2); - len = pdf_sprint_length (buf, offset); - pdf_doc_add_page_content(buf, len); - pdf_doc_add_page_content(" d", 2); - - return 0; -} - -#if 0 -int -pdf_dev_setflat (int flatness) -{ - m_stack *gss = &gs_stack; - pdf_gstate *gs = m_stack_top(gss); - int len = 0; - char *buf = FORMAT_BUFF_PTR(NULL); - - if (flatness < 0 || flatness > 100) - return -1; - - if (gs->flatness != flatness) { - gs->flatness = flatness; - len = sprintf(buf, " %d i", flatness); - pdf_doc_add_page_content(buf, len); - } - - return 0; -} -#endif /* 0 */ - -/* ZSYUEDVEDEOF */ -int -pdf_dev_clip (void) -{ - m_stack *gss = &gs_stack; - pdf_gstate *gs = m_stack_top(gss); - pdf_path *cpa = &gs->path; - - return pdf_dev__flushpath(NULL, cpa, 'W', PDF_FILL_RULE_NONZERO, 0); -} - -int -pdf_dev_eoclip (void) -{ - m_stack *gss = &gs_stack; - pdf_gstate *gs = m_stack_top(gss); - pdf_path *cpa = &gs->path; - - return pdf_dev__flushpath(NULL, cpa, 'W', PDF_FILL_RULE_EVENODD, 0); -} - -int -pdf_dev_flushpath (char p_op, int fill_rule) -{ - m_stack *gss = &gs_stack; - pdf_gstate *gs = m_stack_top(gss); - pdf_path *cpa = &gs->path; - int error = 0; - - /* last arg 'ignore_rule' is only for single object - * that can be converted to a rect where fill rule - * is inessential. - */ - error = pdf_dev__flushpath(NULL, cpa, p_op, fill_rule, 1); - pdf_path__clearpath(cpa); - - gs->flags &= ~GS_FLAG_CURRENTPOINT_SET; - - return error; -} - -int -pdf_dev_newpath (void) -{ - m_stack *gss = &gs_stack; - pdf_gstate *gs = m_stack_top(gss); - pdf_path *p = &gs->path; - - if (PA_LENGTH(p) > 0) { - pdf_path__clearpath (p); - } - /* The following is required for "newpath" operator in mpost.c. */ - pdf_doc_add_page_content(" n", 2); - - return 0; -} - -int -pdf_dev_moveto (double x, double y) -{ - m_stack *gss = &gs_stack; - pdf_gstate *gs = m_stack_top(gss); - pdf_path *cpa = &gs->path; - pdf_coord *cpt = &gs->cp; - pdf_coord p; - - p.x = x; p.y = y; - return pdf_path__moveto(cpa, cpt, &p); /* cpt updated */ -} - -int -pdf_dev_rmoveto (double x, double y) -{ - m_stack *gss = &gs_stack; - pdf_gstate *gs = m_stack_top(gss); - pdf_path *cpa = &gs->path; - pdf_coord *cpt = &gs->cp; - pdf_coord p; - - p.x = cpt->x + x; - p.y = cpt->y + y; - return pdf_path__moveto(cpa, cpt, &p); /* cpt updated */ -} - -int -pdf_dev_lineto (double x, double y) -{ - m_stack *gss = &gs_stack; - pdf_gstate *gs = m_stack_top(gss); - pdf_path *cpa = &gs->path; - pdf_coord *cpt = &gs->cp; - pdf_coord p0; - - p0.x = x; p0.y = y; - - return pdf_path__lineto(cpa, cpt, &p0); -} - -int -pdf_dev_rlineto (double x, double y) -{ - m_stack *gss = &gs_stack; - pdf_gstate *gs = m_stack_top(gss); - pdf_path *cpa = &gs->path; - pdf_coord *cpt = &gs->cp; - pdf_coord p0; - - p0.x = x + cpt->x; p0.y = y + cpt->y; - - return pdf_path__lineto(cpa, cpt, &p0); -} - -int -pdf_dev_curveto (double x0, double y0, - double x1, double y1, - double x2, double y2) -{ - m_stack *gss = &gs_stack; - pdf_gstate *gs = m_stack_top(gss); - pdf_path *cpa = &gs->path; - pdf_coord *cpt = &gs->cp; - pdf_coord p0, p1, p2; - - p0.x = x0; p0.y = y0; - p1.x = x1; p1.y = y1; - p2.x = x2; p2.y = y2; - - return pdf_path__curveto(cpa, cpt, &p0, &p1, &p2); -} - -int -pdf_dev_vcurveto (double x0, double y0, - double x1, double y1) -{ - m_stack *gss = &gs_stack; - pdf_gstate *gs = m_stack_top(gss); - pdf_path *cpa = &gs->path; - pdf_coord *cpt = &gs->cp; - pdf_coord p0, p1; - - p0.x = x0; p0.y = y0; - p1.x = x1; p1.y = y1; - - return pdf_path__curveto(cpa, cpt, cpt, &p0, &p1); -} - -int -pdf_dev_ycurveto (double x0, double y0, - double x1, double y1) -{ - m_stack *gss = &gs_stack; - pdf_gstate *gs = m_stack_top(gss); - pdf_path *cpa = &gs->path; - pdf_coord *cpt = &gs->cp; - pdf_coord p0, p1; - - p0.x = x0; p0.y = y0; - p1.x = x1; p1.y = y1; - - return pdf_path__curveto(cpa, cpt, &p0, &p1, &p1); -} - -int -pdf_dev_rcurveto (double x0, double y0, - double x1, double y1, - double x2, double y2) -{ - m_stack *gss = &gs_stack; - pdf_gstate *gs = m_stack_top(gss); - pdf_path *cpa = &gs->path; - pdf_coord *cpt = &gs->cp; - pdf_coord p0, p1, p2; - - p0.x = x0 + cpt->x; p0.y = y0 + cpt->y; - p1.x = x1 + cpt->x; p1.y = y1 + cpt->y; - p2.x = x2 + cpt->x; p2.y = y2 + cpt->y; - - return pdf_path__curveto(cpa, cpt, &p0, &p1, &p2); -} - - -int -pdf_dev_closepath (void) -{ - m_stack *gss = &gs_stack; - pdf_gstate *gs = m_stack_top(gss); - pdf_coord *cpt = &gs->cp; - pdf_path *cpa = &gs->path; - - return pdf_path__closepath(cpa, cpt); -} - - -void -pdf_dev_dtransform (pdf_coord *p, const pdf_tmatrix *M) -{ - m_stack *gss = &gs_stack; - pdf_gstate *gs = m_stack_top(gss); - pdf_tmatrix *CTM = &gs->matrix; - - ASSERT(p); - - pdf_coord__dtransform(p, (M ? M : CTM)); - - return; -} - -void -pdf_dev_idtransform (pdf_coord *p, const pdf_tmatrix *M) -{ - m_stack *gss = &gs_stack; - pdf_gstate *gs = m_stack_top(gss); - pdf_tmatrix *CTM = &gs->matrix; - - ASSERT(p); - - pdf_coord__idtransform(p, (M ? M : CTM)); - - return; -} - -void -pdf_dev_transform (pdf_coord *p, const pdf_tmatrix *M) -{ - m_stack *gss = &gs_stack; - pdf_gstate *gs = m_stack_top(gss); - pdf_tmatrix *CTM = &gs->matrix; - - ASSERT(p); - - pdf_coord__transform(p, (M ? M : CTM)); - - return; -} - -#if 0 -void -pdf_dev_itransform (pdf_coord *p, const pdf_tmatrix *M) -{ - m_stack *gss = &gs_stack; - pdf_gstate *gs = m_stack_top(gss); - pdf_tmatrix *CTM = &gs->matrix; - - ASSERT(p); - - pdf_coord__itransform(p, (M ? M : CTM)); - - return; -} -#endif /* 0 */ - -int -pdf_dev_arc (double c_x , double c_y, double r, - double a_0 , double a_1) -{ - m_stack *gss = &gs_stack; - pdf_gstate *gs = m_stack_top(gss); - pdf_path *cpa = &gs->path; - pdf_coord *cpt = &gs->cp; - pdf_coord c; - - c.x = c_x; c.y = c_y; - - return pdf_path__elliptarc(cpa, cpt, &c, r, r, 0.0, a_0, a_1, +1); -} - -/* *negative* arc */ -int -pdf_dev_arcn (double c_x , double c_y, double r, - double a_0 , double a_1) -{ - m_stack *gss = &gs_stack; - pdf_gstate *gs = m_stack_top(gss); - pdf_path *cpa = &gs->path; - pdf_coord *cpt = &gs->cp; - pdf_coord c; - - c.x = c_x; c.y = c_y; - - return pdf_path__elliptarc(cpa, cpt, &c, r, r, 0.0, a_0, a_1, -1); -} - -int -pdf_dev_arcx (double c_x , double c_y, - double r_x , double r_y, - double a_0 , double a_1, - int a_d , - double xar) -{ - m_stack *gss = &gs_stack; - pdf_gstate *gs = m_stack_top(gss); - pdf_path *cpa = &gs->path; - pdf_coord *cpt = &gs->cp; - pdf_coord c; - - c.x = c_x; c.y = c_y; - - return pdf_path__elliptarc(cpa, cpt, &c, r_x, r_y, xar, a_0, a_1, a_d); -} - -/* Required by Tpic */ -int -pdf_dev_bspline (double x0, double y0, - double x1, double y1, double x2, double y2) -{ - m_stack *gss = &gs_stack; - pdf_gstate *gs = m_stack_top(gss); - pdf_path *cpa = &gs->path; - pdf_coord *cpt = &gs->cp; - pdf_coord p1, p2, p3; - - p1.x = x0 + 2.0 * (x1 - x0) / 3.0; - p1.y = y0 + 2.0 * (y1 - y0) / 3.0; - p2.x = x1 + (x2 - x1) / 3.0; - p2.y = y1 + (y2 - y1) / 3.0; - p3.x = x2; - p3.y = y2; - - return pdf_path__curveto(cpa, cpt, &p1, &p2, &p3); -} - -#if 0 -int -pdf_dev_rectstroke (double x, double y, - double w, double h, - const pdf_tmatrix *M /* optional */ - ) -{ - pdf_rect r; - - r.llx = x; - r.lly = y; - r.urx = x + w; - r.ury = y + h; - - return pdf_dev__rectshape(NULL, &r, M, 'S'); -} -#endif /* 0 */ - -int -pdf_dev_rectfill (double x, double y, - double w, double h) -{ - pdf_rect r; - - r.llx = x; - r.lly = y; - r.urx = x + w; - r.ury = y + h; - - return pdf_dev__rectshape(NULL, &r, NULL, 'f'); -} - -int -pdf_dev_rectclip (double x, double y, - double w, double h) -{ - pdf_rect r; - - r.llx = x; - r.lly = y; - r.urx = x + w; - r.ury = y + h; - - return pdf_dev__rectshape(NULL, &r, NULL, 'W'); -} - -int -pdf_dev_rectadd (double x, double y, - double w, double h) -{ - pdf_rect r; - - r.llx = x; - r.lly = y; - r.urx = x + w; - r.ury = y + h; - path_added = 1; - - return pdf_dev__rectshape(NULL, &r, NULL, ' '); -} - -void -pdf_dev_set_fixed_point (double x, double y) -{ - m_stack *gss = &gs_stack; - pdf_gstate *gs = m_stack_top(gss); - gs->pt_fixee.x = x; - gs->pt_fixee.y = y; -} - -void -pdf_dev_get_fixed_point (pdf_coord *p) -{ - m_stack *gss = &gs_stack; - pdf_gstate *gs = m_stack_top(gss); - p->x = gs->pt_fixee.x; - p->y = gs->pt_fixee.y; -} diff --git a/Build/source/texk/dvipdf-x/xsrc/pdfdraw.h b/Build/source/texk/dvipdf-x/xsrc/pdfdraw.h deleted file mode 100644 index 27fa74e1f8e..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/pdfdraw.h +++ /dev/null @@ -1,174 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#ifndef _PDF_DRAW_H_ -#define _PDF_DRAW_H_ - -#include "pdfcolor.h" -#include "pdfdev.h" - -#define PDF_DASH_SIZE_MAX 16 -#define PDF_GSAVE_MAX 256 - -extern void pdf_dev_init_gstates (void); -extern void pdf_dev_clear_gstates (void); - -#define pdf_copymatrix(m,n) do {\ - (m)->a = (n)->a; (m)->b = (n)->b;\ - (m)->c = (n)->c; (m)->d = (n)->d;\ - (m)->e = (n)->e; (m)->f = (n)->f;\ -} while (0) - -#define pdf_setmatrix(m,p,q,r,s,t,u) do {\ - (m)->a = (p); (m)->b = (q);\ - (m)->c = (r); (m)->d = (s);\ - (m)->e = (t); (m)->f = (u);\ -} while (0) - -/* m -> n x m */ -#define pdf_concatmatrix(m,n) do {\ - double _tmp_a, _tmp_b, _tmp_c, _tmp_d; \ - _tmp_a = (m)->a; _tmp_b = (m)->b; \ - _tmp_c = (m)->c; _tmp_d = (m)->d; \ - (m)->a = ((n)->a) * _tmp_a + ((n)->b) * _tmp_c; \ - (m)->b = ((n)->a) * _tmp_b + ((n)->b) * _tmp_d; \ - (m)->c = ((n)->c) * _tmp_a + ((n)->d) * _tmp_c; \ - (m)->d = ((n)->c) * _tmp_b + ((n)->d) * _tmp_d; \ - (m)->e += ((n)->e) * _tmp_a + ((n)->f) * _tmp_c; \ - (m)->f += ((n)->e) * _tmp_b + ((n)->f) * _tmp_d; \ -} while (0) - -typedef struct pdf_path_ pdf_path; - -extern int pdf_dev_currentmatrix (pdf_tmatrix *M); -extern int pdf_dev_currentpoint (pdf_coord *cp); - -extern int pdf_dev_setlinewidth (double width); -extern int pdf_dev_setmiterlimit (double mlimit); -extern int pdf_dev_setlinecap (int style); -extern int pdf_dev_setlinejoin (int style); -extern int pdf_dev_setdash (int count, - double *pattern, - double offset); -#if 0 -extern int pdf_dev_setflat (int flatness); -#endif /* 0 */ - -/* Path Construction */ -extern int pdf_dev_moveto (double x , double y); -extern int pdf_dev_rmoveto (double x , double y); -extern int pdf_dev_closepath (void); - -extern int pdf_dev_lineto (double x0 , double y0); -extern int pdf_dev_rlineto (double x0 , double y0); -extern int pdf_dev_curveto (double x0 , double y0, - double x1 , double y1, - double x2 , double y2); -extern int pdf_dev_vcurveto (double x0 , double y0, - double x1 , double y1); -extern int pdf_dev_ycurveto (double x0 , double y0, - double x1 , double y1); -extern int pdf_dev_rcurveto (double x0 , double y0, - double x1 , double y1, - double x2 , double y2); -extern int pdf_dev_arc (double c_x, double c_y, double r, - double a_0, double a_1); -extern int pdf_dev_arcn (double c_x, double c_y, double r, - double a_0, double a_1); - -#define PDF_FILL_RULE_NONZERO 0 -#define PDF_FILL_RULE_EVENODD 1 - -extern int pdf_dev_newpath (void); - -/* Path Painting */ -extern int pdf_dev_clip (void); -extern int pdf_dev_eoclip (void); - -#if 0 -extern int pdf_dev_rectstroke (double x, double y, - double w, double h, - const pdf_tmatrix *M /* optional */ - ); -#endif /* 0 */ - -extern int pdf_dev_rectfill (double x, double y, double w, double h); -extern int pdf_dev_rectclip (double x, double y, double w, double h); -extern int pdf_dev_rectadd (double x, double y, double w, double h); - -extern int pdf_dev_flushpath (char p_op, int fill_rule); - -#define pdf_dev_fill() pdf_dev_flushpath('f', PDF_FILL_RULE_NONZERO) -#define pdf_dev_eofill() pdf_dev_flushpath('f', PDF_FILL_RULE_EVENODD) -#define pdf_dev_stroke() pdf_dev_flushpath('S', PDF_FILL_RULE_NONZERO) -#define pdf_dev_fillstroke() pdf_dev_flushpath('B', PDF_FILL_RULE_NONZERO) - -extern int pdf_dev_concat (const pdf_tmatrix *M); -/* NULL pointer of M mean apply current transformation */ -extern void pdf_dev_dtransform (pdf_coord *p, const pdf_tmatrix *M); -extern void pdf_dev_idtransform (pdf_coord *p, const pdf_tmatrix *M); -extern void pdf_dev_transform (pdf_coord *p, const pdf_tmatrix *M); -#if 0 -extern void pdf_dev_itransform (pdf_coord *p, const pdf_tmatrix *M); -#endif /* 0 */ - -extern int pdf_dev_gsave (void); -extern int pdf_dev_grestore (void); - -/* Requires from mpost.c because new MetaPost graphics must initialize - * the current gstate. */ -extern int pdf_dev_push_gstate (void); -extern int pdf_dev_pop_gstate (void); - - -/* extension */ -extern int pdf_dev_arcx (double c_x, double c_y, - double r_x, double r_y, - double a_0, double a_1, - int a_d, /* arc direction */ - double xar /* x-axis-rotation */ - ); -extern int pdf_dev_bspline (double x0, double y0, - double x1, double y1, - double x2, double y2); - - -extern void pdf_invertmatrix (pdf_tmatrix *M); - -/* The depth here is the depth of q/Q nesting. - * We must remember current depth of nesting when starting a page or xform, - * and must recover until that depth at the end of page/xform. - */ -extern int pdf_dev_current_depth (void); -extern void pdf_dev_grestore_to (int depth); -#define pdf_dev_grestoreall() pdf_dev_grestore_to(0); - -extern void pdf_dev_set_color (const pdf_color *color, char mask, int force); -#define pdf_dev_set_strokingcolor(c) pdf_dev_set_color(c, 0, 0); -#define pdf_dev_set_nonstrokingcolor(c) pdf_dev_set_color(c, 0x20, 0); -extern void pdf_dev_reset_color (int force); - -extern void pdf_dev_set_fixed_point (double x, double y); -extern void pdf_dev_get_fixed_point (pdf_coord *p); -#endif /* _PDF_DRAW_H_ */ diff --git a/Build/source/texk/dvipdf-x/xsrc/pdfencrypt.c b/Build/source/texk/dvipdf-x/xsrc/pdfencrypt.c deleted file mode 100644 index 7991dbc19d8..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/pdfencrypt.c +++ /dev/null @@ -1,539 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#if HAVE_CONFIG_H -#include "config.h" -#endif - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <time.h> - -#ifdef WIN32 -#include <conio.h> -#define getch _getch -#else /* !WIN32 */ -#include <unistd.h> -#endif /* WIN32 */ - -#include "system.h" -#include "mem.h" -#include "error.h" -#include "pdfobj.h" -#include "dpxcrypt.h" - -#include "pdfencrypt.h" - -#define MAX_KEY_LEN 16 -#define MAX_STR_LEN 32 - -static unsigned char algorithm, revision, key_size; -static unsigned long permission; - -static unsigned char key_data[MAX_KEY_LEN], id_string[MAX_KEY_LEN]; -static unsigned char opwd_string[MAX_STR_LEN], upwd_string[MAX_STR_LEN]; - -static unsigned long current_label = 0; -static unsigned current_generation = 0; - -static ARC4_KEY key; -static MD5_CONTEXT md5_ctx; - -static unsigned char md5_buf[MAX_KEY_LEN], key_buf[MAX_KEY_LEN]; -static unsigned char in_buf[MAX_STR_LEN], out_buf[MAX_STR_LEN]; - -static const unsigned char padding_string[MAX_STR_LEN] = { - 0x28, 0xbf, 0x4e, 0x5e, 0x4e, 0x75, 0x8a, 0x41, - 0x64, 0x00, 0x4e, 0x56, 0xff, 0xfa, 0x01, 0x08, - 0x2e, 0x2e, 0x00, 0xb6, 0xd0, 0x68, 0x3e, 0x80, - 0x2f, 0x0c, 0xa9, 0xfe, 0x64, 0x53, 0x69, 0x7a -}; - -static char owner_passwd[MAX_PWD_LEN], user_passwd[MAX_PWD_LEN]; - -static unsigned char verbose = 0; - -void pdf_enc_set_verbose (void) -{ - if (verbose < 255) verbose++; -} - -#define PRODUCER "%s-%s, Copyright \251 2002-2010 by Jin-Hwan Cho, Matthias Franz, and Shunsaku Hirata" -void pdf_enc_compute_id_string (char *dviname, char *pdfname) -{ - char *date_string, *producer; - time_t current_time; - struct tm *bd_time; - - MD5_init(&md5_ctx); - - date_string = NEW (15, char); - time(¤t_time); - bd_time = localtime(¤t_time); - sprintf (date_string, "%04d%02d%02d%02d%02d%02d", - bd_time -> tm_year+1900, bd_time -> tm_mon+1, bd_time -> tm_mday, - bd_time -> tm_hour, bd_time -> tm_min, bd_time -> tm_sec); - MD5_write(&md5_ctx, (unsigned char *)date_string, strlen(date_string)); - RELEASE (date_string); - - producer = NEW (strlen(PRODUCER)+strlen("xdvipdfmx")+strlen(VERSION), char); - sprintf(producer, PRODUCER, "xdvipdfmx", VERSION); - MD5_write(&md5_ctx, (unsigned char *)producer, strlen(producer)); - RELEASE (producer); - - if (dviname) - MD5_write(&md5_ctx, (unsigned char *)dviname, strlen(dviname)); - if (pdfname) - MD5_write(&md5_ctx, (unsigned char *)pdfname, strlen(pdfname)); - MD5_final(id_string, &md5_ctx); -} - -static void passwd_padding (unsigned char *src, unsigned char *dst) -{ - register int len = strlen((char *)src); - - if (len > MAX_STR_LEN) - len = MAX_STR_LEN; - - memcpy(dst, src, len); - memcpy(dst+len, padding_string, MAX_STR_LEN-len); -} - -static void compute_owner_password (void) -{ - register unsigned char i, j; - /* - * Algorithm 3.3 Computing the encryption dictionary's O (owner password) - * value - * - * 1. Pad or truncate the owner password string as described in step 1 - * of Algorithm 3.2. If there is no owner password, use the user - * password instead. (See implementation note 17 in Appendix H.) - */ - passwd_padding((unsigned char *)(strlen(owner_passwd) > 0 ? owner_passwd : user_passwd), in_buf); - /* - * 2. Initialize the MD5 hash function and pass the result of step 1 - * as input to this function. - */ - MD5_init(&md5_ctx); - MD5_write(&md5_ctx, in_buf, MAX_STR_LEN); - MD5_final(md5_buf, &md5_ctx); - /* - * 3. (Revision 3 only) Do the following 50 times: Take the output - * from the previous MD5 hash and pass it as input into a new - * MD5 hash. - */ - if (revision == 3) - for (i = 0; i < 50; i++) { - /* - * NOTE: We truncate each MD5 hash as in the following step. - * Otherwise Adobe Reader won't decrypt the PDF file. - */ - MD5_init(&md5_ctx); - MD5_write(&md5_ctx, md5_buf, key_size); - MD5_final(md5_buf, &md5_ctx); - } - /* - * 4. Create an RC4 encryption key using the first n bytes of the output - * from the final MD5 hash, where n is always 5 for revision 2 but - * for revision 3 depends on the value of the encryption dictionary's - * Length entry. - */ - ARC4_set_key(&key, key_size, md5_buf); - /* - * 5. Pad or truncate the user password string as described in step 1 - * of Algorithm 3.2. - */ - passwd_padding((unsigned char *)user_passwd, in_buf); - /* - * 6. Encrypt the result of step 5, using an RC4 encryption function - * with the encryption key obtained in step 4. - */ - ARC4(&key, MAX_STR_LEN, in_buf, out_buf); - /* - * 7. (Revision 3 only) Do the following 19 times: Take the output - * from the previous invocation of the RC4 function and pass it - * as input to a new invocation of the function; use an encryption - * key generated by taking each byte of the encryption key obtained - * in step 4 and performing an XOR (exclusive or) operation between - * that byte and the single-byte value of the iteration counter - * (from 1 to 19). - */ - if (revision == 3) - for (i = 1; i <= 19; i++) { - memcpy(in_buf, out_buf, MAX_STR_LEN); - for (j = 0; j < key_size; j++) - key_buf[j] = md5_buf[j] ^ i; - ARC4_set_key(&key, key_size, key_buf); - ARC4(&key, MAX_STR_LEN, in_buf, out_buf); - } - /* - * 8. Store the output from the final invocation of the RC4 function - * as the value of the O entry in the encryption dictionary. - */ - memcpy(opwd_string, out_buf, MAX_STR_LEN); -} - -static void compute_encryption_key (unsigned char *pwd) -{ - register unsigned char i; - /* - * Algorithm 3.2 Computing an encryption key - * - * 1. Pad or truncate the password string to exactly 32 bytes. If the - * password string is more than 32 bytes long, use only its first - * 32 bytes; if it is less than 32 bytes long, pad it by appending - * the required number of additional bytes from the beginning of - * the following padding string: - * - * < 28 BF 4E 5E 4E 75 8A 41 64 00 4E 56 FF FA 01 08 - * 2E 2E 00 B6 D0 68 3E 80 2F 0C A9 FE 64 53 69 7A > - * - * That is, if the password string is n bytes long, append the - * first 32 - n bytes of the padding string to the end of the - * password string. If the password string is empty (zero-length), - * meaning there is no user password, substitute the entire - * padding string in its place. - */ - passwd_padding(pwd, in_buf); - /* - * 2. Initialize the MD5 hash function and pass the result of step 1 - * as input to this fuction. - */ - MD5_init(&md5_ctx); - MD5_write(&md5_ctx, in_buf, MAX_STR_LEN); - /* - * 3. Pass the value of the encryption dictionary's O entry to the - * MD5 hash function. (Algorithm 3.3 shows how the O value is - * computed.) - */ - MD5_write(&md5_ctx, opwd_string, MAX_STR_LEN); - /* - * 4. Treat the value of the P entry as an unsigned 4-byte integer - * and pass these bytes to the MD5 hash function, low-order byte - * first. - */ - in_buf[0] = (unsigned char)(permission) & 0xFF; - in_buf[1] = (unsigned char)(permission >> 8) & 0xFF; - in_buf[2] = (unsigned char)(permission >> 16) & 0xFF; - in_buf[3] = (unsigned char)(permission >> 24) & 0xFF; - MD5_write(&md5_ctx, in_buf, 4); - /* - * 5. Pass the first element of the file's file identifier array - * (the value of the ID entry in the document's trailer dictionary; - * see Table 3.12 on page 68) to the MD5 hash function and - * finish the hash. - */ - MD5_write(&md5_ctx, id_string, MAX_KEY_LEN); - MD5_final(md5_buf, &md5_ctx); - /* - * 6. (Revision 3 only) Do the following 50 times; Take the output from - * the previous MD5 hash and pass it as input into a new MD5 hash. - */ - if (revision == 3) - for (i = 0; i < 50; i++) { - /* - * NOTE: We truncate each MD5 hash as in the following step. - * Otherwise Adobe Reader won't decrypt the PDF file. - */ - MD5_init(&md5_ctx); - MD5_write(&md5_ctx, md5_buf, key_size); - MD5_final(md5_buf, &md5_ctx); - } - /* - * 7. Set the encryption key to the first n bytes of the output from - * the final MD5 hash, where n is always 5 for revision 2 but for - * revision 3 depends on the value of the encryption dictionary's - * Length entry. - */ - memcpy(key_data, md5_buf, key_size); -} - -static void compute_user_password (void) -{ - register unsigned char i, j; - /* - * Algorithm 3.4 Computing the encryption dictionary's U (user password) - * value (Revision 2) - * - * 1. Create an encryption key based on the user password string, as - * described in Algorithm 3.2. - * - * 2. Encrypt the 32-byte padding string shown in step 1 of Algorithm - * 3.2, using an RC4 encryption fuction with the encryption key from - * the preceeding step. - * - * 3. Store the result of step 2 as the value of the U entry in the - * encryption dictionary. - */ - /* - * Algorithm 3.5 Computing the encryption dictionary's U (user password) - * value (Revision 3) - * - * 1. Create an encryption key based on the user password string, as - * described in Algorithm 3.2. - * - * 2. Initialize the MD5 hash function and pass the 32-byte padding - * string shown in step 1 of Algorithm 3.2 as input to this function. - * - * 3. Pass the first element of the file's file identifier array (the - * value of the ID entry in the document's trailer dictionary; see - * Table 3.12 on page 68) to the hash function and finish the hash. - * - * 4. Encrypt the 16-byte result of the hash, using an RC4 encryption - * function with the encryption key from step 1. - * - * 5. Do the following 19 times: Take the output from the previous - * invocation of the RC4 function and pass it as input to a new - * invocation of the function; use an encryption key generated by - * taking each byte of the original encryption key (obtained in - * step 1) and performing an XOR (exclusive or) operation between - * that byte and the single-byte value of the iteration counter - * (from 1 to 19). - * - * 6. Append 16 bytes of arbitrary padding to the output from the - * final invocation of the RC4 function and store the 32-byte - * result as the value of the U entry in the encryption dictionary. - */ - compute_encryption_key((unsigned char *)user_passwd); - - switch (revision) { - case 2: - ARC4_set_key(&key, key_size, key_data); - ARC4(&key, MAX_STR_LEN, padding_string, out_buf); - break; - case 3: - MD5_init(&md5_ctx); - MD5_write(&md5_ctx, padding_string, MAX_STR_LEN); - - MD5_write(&md5_ctx, id_string, MAX_KEY_LEN); - MD5_final(md5_buf, &md5_ctx); - - ARC4_set_key(&key, key_size, key_data); - ARC4(&key, MAX_KEY_LEN, md5_buf, out_buf); - - for (i = 1; i <= 19; i++) { - memcpy(in_buf, out_buf, MAX_KEY_LEN); - for (j = 0; j < key_size; j++) - key_buf[j] = key_data[j] ^ i; - ARC4_set_key(&key, key_size, key_buf); - ARC4(&key, MAX_KEY_LEN, in_buf, out_buf); - } - break; - default: - ERROR("Invalid revision number.\n"); - } - - memcpy(upwd_string, out_buf, MAX_STR_LEN); -} - -#ifdef WIN32 -static char *getpass (const char *prompt) -{ - static char pwd_buf[128]; - size_t i; - - fputs(prompt, stderr); - fflush(stderr); - for (i = 0; i < sizeof(pwd_buf)-1; i++) { - pwd_buf[i] = getch(); - if (pwd_buf[i] == '\r') - break; - fputs("*", stderr); - fflush(stderr); - } - pwd_buf[i] = '\0'; - fputs("\n", stderr); - return pwd_buf; -} -#endif - -void pdf_enc_set_passwd (unsigned bits, unsigned perm, const char *owner_pw, const char *user_pw) -{ - char *retry_passwd; - - if (owner_pw) { - strncpy(owner_passwd, owner_pw, MAX_PWD_LEN); - } else - while (1) { - strncpy(owner_passwd, getpass("Owner password: "), MAX_PWD_LEN); - retry_passwd = getpass("Re-enter owner password: "); - if (!strncmp(owner_passwd, retry_passwd, MAX_PWD_LEN)) - break; - fputs("Password is not identical.\nTry again.\n", stderr); - fflush(stderr); - } - - if (user_pw) { - strncpy(user_passwd, user_pw, MAX_PWD_LEN); - } else - while (1) { - strncpy(user_passwd, getpass("User password: "), MAX_PWD_LEN); - retry_passwd = getpass("Re-enter user password: "); - if (!strncmp(user_passwd, retry_passwd, MAX_PWD_LEN)) - break; - fputs("Password is not identical.\nTry again.\n", stderr); - fflush(stderr); - } - - key_size = (unsigned char)(bits / 8); - algorithm = (key_size == 5 ? 1 : 2); - permission = (unsigned long)perm | 0x000000C0; - revision = ((algorithm == 1 && permission < 0x100) ? 2 : 3); - if (revision == 3) - permission |= 0xFFFFF000; - - compute_owner_password(); - compute_user_password(); -} - -void pdf_encrypt_data (unsigned char *data, unsigned long len) -{ - unsigned char *result; - - memcpy(in_buf, key_data, key_size); - in_buf[key_size] = (unsigned char)(current_label) & 0xFF; - in_buf[key_size+1] = (unsigned char)(current_label >> 8) & 0xFF; - in_buf[key_size+2] = (unsigned char)(current_label >> 16) & 0xFF; - in_buf[key_size+3] = (unsigned char)(current_generation) & 0xFF; - in_buf[key_size+4] = (unsigned char)(current_generation >> 8) & 0xFF; - - MD5_init(&md5_ctx); - MD5_write(&md5_ctx, in_buf, key_size+5); - MD5_final(md5_buf, &md5_ctx); - - result = NEW (len, unsigned char); - ARC4_set_key(&key, (key_size > 10 ? MAX_KEY_LEN : key_size+5), md5_buf); - ARC4(&key, len, data, result); - memcpy(data, result, len); - RELEASE (result); -} - -pdf_obj *pdf_encrypt_obj (void) -{ - pdf_obj *doc_encrypt; - -#ifdef DEBUG - fprintf (stderr, "(pdf_encrypt_obj)"); -#endif - - doc_encrypt = pdf_new_dict (); - - /* KEY : Filter - * TYPE : name - * VALUE: (Required) The name of the security handler for this document; - * see below. Default value: Standard, for the built-in security - * handler. - */ - pdf_add_dict (doc_encrypt, - pdf_new_name ("Filter"), - pdf_new_name ("Standard")); - /* KEY : V - * TYPE : number - * VALUE: (Optional but strongly recommended) A code specifying the - * algorithm to be used in encrypting and decrypting the document: - * 0 An algorithm that is undocumented and no longer supported, - * and whose use is strongly discouraged. - * 1 Algorithm 3.1 on page 73, with an encryption key length - * of 40 bits; see below. - * 2 (PDF 1.4) Algorithm 3.1 on page 73, but allowing encryption - * key lengths greater than 40 bits. - * 3 (PDF 1.4) An unpublished algorithm allowing encryption key - * lengths ranging from 40 to 128 bits. (This algorithm is - * unpublished as an export requirement of the U.S. Department - * of Commerce.) - * The default value if this entry is omitted is 0, but a value - * of 1 or greater is strongly recommended. - */ - pdf_add_dict (doc_encrypt, - pdf_new_name ("V"), - pdf_new_number (algorithm)); - /* KEY : Length - * TYPE : integer - * VALUE: (Optional; PDF 1.4; only if V is 2 or 3) The length of the - * encryption key, in bits. The value must be a multiple of 8, - * in the range 40 to 128. Default value: 40. - */ - if (algorithm > 1) - pdf_add_dict (doc_encrypt, - pdf_new_name ("Length"), - pdf_new_number (key_size * 8)); - /* KEY : R - * TYPE : number - * VALUE: (Required) A number specifying which revision of the standard - * security handler should be used to interpret this dictionary. - * The revison number should be 2 if the document is encrypted - * with a V value less than 2; otherwise this value should be 3. - */ - pdf_add_dict (doc_encrypt, - pdf_new_name ("R"), - pdf_new_number (revision)); - /* KEY : O - * TYPE : string - * VALUE: (Required) A 32-byte string, based on both the owner and - * user passwords, that is used in computing the encryption - * key and in determining whether a valid owner password was - * entered. - */ - pdf_add_dict (doc_encrypt, - pdf_new_name ("O"), - pdf_new_string (opwd_string, 32)); - /* KEY : U - * TYPE : string - * VALUE: (Required) A 32-byte string, based on the user password, - * that is used in determining whether to prompt the user - * for a password and, if so, whether a valid user or owner - * password was entered. - */ - pdf_add_dict (doc_encrypt, - pdf_new_name ("U"), - pdf_new_string (upwd_string, 32)); - /* KEY : P - * TYPE : integer - * VALUE: (Required) A set of flags specifying which operations are - * permitted when the document is opened with user access. - */ - pdf_add_dict (doc_encrypt, - pdf_new_name ("P"), - pdf_new_number (permission)); - - return doc_encrypt; -} - -pdf_obj *pdf_enc_id_array (void) -{ - pdf_obj *id = pdf_new_array(); - pdf_add_array(id, pdf_new_string(id_string, MAX_KEY_LEN)); - pdf_add_array(id, pdf_new_string(id_string, MAX_KEY_LEN)); - return id; -} - -void pdf_enc_set_label (unsigned long label) -{ - current_label = label; -} - -void pdf_enc_set_generation (unsigned generation) -{ - current_generation = generation; -} diff --git a/Build/source/texk/dvipdf-x/xsrc/pdfnames.c b/Build/source/texk/dvipdf-x/xsrc/pdfnames.c deleted file mode 100644 index 864910b3411..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/pdfnames.c +++ /dev/null @@ -1,425 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include <ctype.h> -#include <math.h> -#include <string.h> - -#include "system.h" -#include "mem.h" -#include "error.h" -#include "numbers.h" - -/* Hash */ -#include "dpxutil.h" - -#include "pdfobj.h" - -#include "pdfnames.h" - -struct obj_data -{ - pdf_obj *object; - int closed; /* 1 if object is closed */ -}; - -char * -printable_key (const char *key, int keylen) -{ -#define MAX_KEY 32 - static char pkey[MAX_KEY+4]; - int i, len; - unsigned char hi, lo; - - for (i = 0, len = 0; - i < keylen && len < MAX_KEY; i++) { - if (isprint(key[i])) { - pkey[len++] = key[i]; - } else { - hi = (key[i] >> 4) & 0xff; - lo = key[i] & 0xff; - pkey[len++] = '#'; - pkey[len++] = (hi < 10) ? hi + '0' : (hi - 10) + 'A'; - pkey[len++] = (lo < 10) ? lo + '0' : (lo - 10) + 'A'; - } - } - pkey[len] = '\0'; - - return (char *) pkey; -} - -static void CDECL -hval_free (void *hval) -{ - struct obj_data *value; - - value = (struct obj_data *) hval; - - if (value->object) { - pdf_release_obj(value->object); - value->object = NULL; - } - - RELEASE(value); - - return; -} - -struct ht_table * -pdf_new_name_tree (void) -{ - struct ht_table *names; - - names = NEW(1, struct ht_table); - ht_init_table(names, hval_free); - - return names; -} - -static void -check_objects_defined (struct ht_table *ht_tab) -{ - struct ht_iter iter; - - if (ht_set_iter(ht_tab, &iter) >= 0) { - do { - char *key; - int keylen; - struct obj_data *value; - - key = ht_iter_getkey(&iter, &keylen); - value = ht_iter_getval(&iter); - ASSERT(value->object); - if (PDF_OBJ_UNDEFINED(value->object)) { - pdf_names_add_object(ht_tab, key, keylen, pdf_new_null()); - WARN("Object @%s used, but not defined. Replaced by null.", - printable_key(key, keylen)); - } - } while (ht_iter_next(&iter) >= 0); - ht_clear_iter(&iter); - } -} - -void -pdf_delete_name_tree (struct ht_table **names) -{ - ASSERT(names && *names); - - check_objects_defined(*names); - - ht_clear_table(*names); - RELEASE(*names); - *names = NULL; -} - -int -pdf_names_add_object (struct ht_table *names, - const void *key, int keylen, pdf_obj *object) -{ - struct obj_data *value; - - ASSERT(names && object); - - if (!key || keylen < 1) { - WARN("Null string used for name tree key."); - return -1; - } - - value = ht_lookup_table(names, key, keylen); - if (!value) { - value = NEW(1, struct obj_data); - value->object = object; - value->closed = 0; - ht_append_table(names, key, keylen, value); - } else { - ASSERT(value->object); - if (PDF_OBJ_UNDEFINED(value->object)) { - pdf_transfer_label(object, value->object); - pdf_release_obj(value->object); - value->object = object; - } else { - WARN("Object @%s already defined.", printable_key(key, keylen)); - pdf_release_obj(object); - return -1; - } - } - - return 0; -} - -/* - * The following routine returns copies, not the original object. - */ -pdf_obj * -pdf_names_lookup_reference (struct ht_table *names, - const void *key, int keylen) -{ - struct obj_data *value; - pdf_obj *object; - - ASSERT(names); - - value = ht_lookup_table(names, key, keylen); - if (value) { - object = value->object; - } else { - /* A null object as dummy would create problems because as value - * of a dictionary entry, a null object is be equivalent to no entry - * at all. This matters for optimization of PDF destinations. - */ - object = pdf_new_undefined(); - pdf_names_add_object(names, key, keylen, object); - } - ASSERT(object); - - return pdf_ref_obj(object); -} - -pdf_obj * -pdf_names_lookup_object (struct ht_table *names, - const void *key, int keylen) -{ - struct obj_data *value; - - ASSERT(names); - - value = ht_lookup_table(names, key, keylen); - if (!value || PDF_OBJ_UNDEFINED(value->object)) - return NULL; - ASSERT(value->object); - - return value->object; -} - -int -pdf_names_close_object (struct ht_table *names, - const void *key, int keylen) -{ - struct obj_data *value; - - ASSERT(names); - - value = ht_lookup_table(names, key, keylen); - if (!value ||PDF_OBJ_UNDEFINED(value->object) ) { - WARN("Cannot close undefined object @%s.", printable_key(key, keylen)); - return -1; - } - ASSERT(value->object); - - if (value->closed) { - WARN("Object @%s already closed.", printable_key(key, keylen)); - return -1; - } - - value->closed = 1; - - return 0; -} - -struct named_object -{ - char *key; - int keylen; - pdf_obj *value; -}; - -static int CDECL -cmp_key (const void *d1, const void *d2) -{ - const struct named_object *sd1, *sd2; - int keylen, cmp; - - sd1 = (const struct named_object *) d1; - sd2 = (const struct named_object *) d2; - - if (!sd1->key) - cmp = -1; - else if (!sd2->key) - cmp = 1; - else { - keylen = MIN(sd1->keylen, sd2->keylen); - cmp = memcmp(sd1->key, sd2->key, keylen); - if (!cmp) { - cmp = sd1->keylen - sd2->keylen; - } - } - - return cmp; -} - -#define NAME_CLUSTER 4 -static pdf_obj * -build_name_tree (struct named_object *first, long num_leaves, int is_root) -{ - pdf_obj *result; - int i; - - result = pdf_new_dict(); - /* - * According to PDF Refrence, Third Edition (p.101-102), a name tree - * always has exactly one root node, which contains a SINGLE entry: - * either Kids or Names but not both. If the root node has a Names - * entry, it is the only node in the tree. If it has a Kids entry, - * then each of the remaining nodes is either an intermediate node, - * containing a Limits entry and a Kids entry, or a leaf node, - * containing a Limits entry and a Names entry. - */ - if (!is_root) { - struct named_object *last; - pdf_obj *limits; - - limits = pdf_new_array(); - last = &first[num_leaves - 1]; - pdf_add_array(limits, pdf_new_string(first->key, first->keylen)); - pdf_add_array(limits, pdf_new_string(last->key , last->keylen )); - pdf_add_dict (result, pdf_new_name("Limits"), limits); - } - - if (num_leaves > 0 && - num_leaves <= 2 * NAME_CLUSTER) { - pdf_obj *names; - - /* Create leaf nodes. */ - names = pdf_new_array(); - for (i = 0; i < num_leaves; i++) { - struct named_object *cur; - - cur = &first[i]; - pdf_add_array(names, pdf_new_string(cur->key, cur->keylen)); - switch (PDF_OBJ_TYPEOF(cur->value)) { - case PDF_ARRAY: - case PDF_DICT: - case PDF_STREAM: - case PDF_STRING: - pdf_add_array(names, pdf_ref_obj(cur->value)); - break; - case PDF_OBJ_INVALID: - ERROR("Invalid object...: %s", printable_key(cur->key, cur->keylen)); - break; - default: - pdf_add_array(names, pdf_link_obj(cur->value)); - break; - } - pdf_release_obj(cur->value); - cur->value = NULL; - } - pdf_add_dict(result, pdf_new_name("Names"), names); - } else if (num_leaves > 0) { - pdf_obj *kids; - - /* Intermediate node */ - kids = pdf_new_array(); - for (i = 0; i < NAME_CLUSTER; i++) { - pdf_obj *subtree; - long start, end; - - start = (i*num_leaves) / NAME_CLUSTER; - end = ((i+1)*num_leaves) / NAME_CLUSTER; - subtree = build_name_tree(&first[start], (end - start), 0); - pdf_add_array (kids, pdf_ref_obj(subtree)); - pdf_release_obj(subtree); - } - pdf_add_dict(result, pdf_new_name("Kids"), kids); - } - - return result; -} - -static struct named_object * -flat_table (struct ht_table *ht_tab, long *num_entries, - struct ht_table *filter) -{ - struct named_object *objects; - struct ht_iter iter; - long count; - - ASSERT(ht_tab); - - objects = NEW(ht_tab->count, struct named_object); - count = 0; - if (ht_set_iter(ht_tab, &iter) >= 0) { - do { - char *key; - int keylen; - struct obj_data *value; - - key = ht_iter_getkey(&iter, &keylen); - - if (filter) { - pdf_obj *new_obj = ht_lookup_table(filter, key, keylen); - - if (!new_obj) - continue; - - key = pdf_string_value(new_obj); - keylen = pdf_string_length(new_obj); - } - - value = ht_iter_getval(&iter); - ASSERT(value->object); - if (PDF_OBJ_UNDEFINED(value->object)) { - WARN("Object @%s\" not defined. Replaced by null.", - printable_key(key, keylen)); - objects[count].key = (char *) key; - objects[count].keylen = keylen; - objects[count].value = pdf_new_null(); - } else if (value->object) { - objects[count].key = (char *) key; - objects[count].keylen = keylen; - objects[count].value = pdf_link_obj(value->object); - } - - count++; - } while (ht_iter_next(&iter) >= 0); - ht_clear_iter(&iter); - } - - *num_entries = count; - objects = RENEW(objects, count, struct named_object); - - return objects; -} - -pdf_obj * -pdf_names_create_tree (struct ht_table *names, long *count, - struct ht_table *filter) -{ - pdf_obj *name_tree; - struct named_object *flat; - - flat = flat_table(names, count, filter); - if (!flat) - name_tree = NULL; - else { - qsort(flat, *count, sizeof(struct named_object), cmp_key); - name_tree = build_name_tree(flat, *count, 1); - RELEASE(flat); - } - - return name_tree; -} diff --git a/Build/source/texk/dvipdf-x/xsrc/pdfnames.h b/Build/source/texk/dvipdf-x/xsrc/pdfnames.h deleted file mode 100644 index bcf3aec9d98..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/pdfnames.h +++ /dev/null @@ -1,52 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#ifndef _PDF_NAMES_H_ -#define _PDF_NAMES_H_ - -/* Hash */ -#include "dpxutil.h" -#include "pdfobj.h" - -/* Not actually tree... */ -extern struct ht_table *pdf_new_name_tree (void); -extern void pdf_delete_name_tree (struct ht_table **names); - -extern int pdf_names_add_object (struct ht_table *names, - const void *key, int keylen, pdf_obj *object); -extern pdf_obj *pdf_names_lookup_reference (struct ht_table *names, - const void *key, int keylen); -extern pdf_obj *pdf_names_lookup_object (struct ht_table *names, - const void *key, int keylen); -extern int pdf_names_close_object (struct ht_table *names, - const void *key, int keylen); - -/* Really create name tree... */ -extern pdf_obj *pdf_names_create_tree (struct ht_table *names, - long *count, - struct ht_table *filter); - -extern char *printable_key (const char *key, int keylen); - -#endif /* _PDF_NAMES_H_ */ diff --git a/Build/source/texk/dvipdf-x/xsrc/pdfobj.c b/Build/source/texk/dvipdf-x/xsrc/pdfobj.c deleted file mode 100644 index 78fb8aff21c..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/pdfobj.c +++ /dev/null @@ -1,3190 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2007-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include <ctype.h> -#include <string.h> - -#include "system.h" -#include "mem.h" -#include "error.h" -#include "mfileio.h" -#include "dpxutil.h" -#include "pdflimits.h" -#include "pdfencrypt.h" -#include "pdfparse.h" - -#ifdef HAVE_ZLIB -#include <zlib.h> -#endif /* HAVE_ZLIB */ - -#include "pdfobj.h" -#include "pdfdev.h" - -#define STREAM_ALLOC_SIZE 4096u -#define ARRAY_ALLOC_SIZE 256 -#define IND_OBJECTS_ALLOC_SIZE 512 - -#define OBJ_NO_OBJSTM (1 << 0) -/* Objects with this flag will not be put into an object stream. - For instance, all stream objects have this flag set. */ -#define OBJ_NO_ENCRYPT (1 << 1) -/* Objects with this flag will not be encrypted. - This implies OBJ_NO_OBJSTM if encryption is turned on. */ - -/* Any of these types can be represented as follows */ -struct pdf_obj -{ - int type; - - unsigned long label; /* Only used for indirect objects - all other "label" to zero */ - unsigned short generation; /* Only used if "label" is used */ - unsigned refcount; /* Number of links to this object */ - int flags; - void *data; -}; - -struct pdf_boolean -{ - char value; -}; - -struct pdf_number -{ - double value; -}; - -struct pdf_string -{ - unsigned char *string; - unsigned short length; -}; - -struct pdf_name -{ - char *name; -}; - -struct pdf_array -{ - unsigned long max; - unsigned long size; - struct pdf_obj **values; -}; - -struct pdf_dict -{ - struct pdf_obj *key; - struct pdf_obj *value; - struct pdf_dict *next; -}; - -struct pdf_stream -{ - struct pdf_obj *dict; - unsigned char *stream; - long *objstm_data; /* used for object streams */ - unsigned long stream_length; - unsigned long max_length; - unsigned char _flags; -}; - -struct pdf_indirect -{ - pdf_file *pf; - pdf_obj *obj; /* used when PF == NULL */ - unsigned long label; - unsigned short generation; -}; - -typedef void pdf_null; -typedef struct pdf_boolean pdf_boolean; -typedef struct pdf_number pdf_number; -typedef struct pdf_string pdf_string; -typedef struct pdf_name pdf_name; -typedef struct pdf_array pdf_array; -typedef struct pdf_dict pdf_dict; -typedef struct pdf_stream pdf_stream; -typedef struct pdf_indirect pdf_indirect; - -static FILE *pdf_output_file = NULL; - -static long pdf_output_file_position = 0; -static long pdf_output_line_position = 0; -static long compression_saved = 0; - -#define FORMAT_BUF_SIZE 4096 -static char format_buffer[FORMAT_BUF_SIZE]; - -typedef struct xref_entry -{ - unsigned char type; /* object storage type */ - unsigned long field2; /* offset in file or object stream */ - unsigned short field3; /* generation or index */ - pdf_obj *direct; /* used for imported objects */ - pdf_obj *indirect; /* used for imported objects */ -} xref_entry; - -static xref_entry *output_xref; - -static unsigned long pdf_max_ind_objects; -static unsigned long next_label; - -static unsigned long startxref; - -struct pdf_file -{ - FILE *file; - pdf_obj *trailer; - xref_entry *xref_table; - pdf_obj *catalog; - long num_obj; - long file_size; - int version; -}; - -static pdf_obj *output_stream; - -#define OBJSTM_MAX_OBJS 200 -/* the limit is only 100 for linearized PDF */ - -static int enc_mode; -static int doc_enc_mode; - -static pdf_obj *trailer_dict; -static pdf_obj *xref_stream; - -/* Internal static routines */ - -static int check_for_pdf_version (FILE *file); - -static void pdf_flush_obj (pdf_obj *object, FILE *file); -static void pdf_label_obj (pdf_obj *object); -static void pdf_write_obj (pdf_obj *object, FILE *file); - -static void set_objstm_data (pdf_obj *objstm, long *data); -static long *get_objstm_data (pdf_obj *objstm); -static void release_objstm (pdf_obj *objstm); - -static void pdf_out_char (FILE *file, char c); -static void pdf_out (FILE *file, const void *buffer, long length); - -static pdf_obj *pdf_new_ref (pdf_obj *object); -static void release_indirect (pdf_indirect *data); -static void write_indirect (pdf_indirect *indirect, FILE *file); - -static void release_boolean (pdf_obj *data); -static void write_boolean (pdf_boolean *data, FILE *file); - -static void release_null (pdf_null *data); -static void write_null (pdf_null *data, FILE *file); - -static void release_number (pdf_number *number); -static void write_number (pdf_number *number, FILE *file); - -static void write_string (pdf_string *str, FILE *file); -static void release_string (pdf_string *str); - -static void write_name (pdf_name *name, FILE *file); -static void release_name (pdf_name *name); - -static void write_array (pdf_array *array, FILE *file); -static void release_array (pdf_array *array); - -static void write_dict (pdf_dict *dict, FILE *file); -static void release_dict (pdf_dict *dict); - -static void write_stream (pdf_stream *stream, FILE *file); -static void release_stream (pdf_stream *stream); - -static int verbose = 0; -static char compression_level = 9; - -void -pdf_set_compression (int level) -{ -#ifndef HAVE_ZLIB - ERROR("You don't have compression compiled in. Possibly libz wasn't found by configure."); -#else -#ifndef HAVE_ZLIB_COMPRESS2 - if (level != 0) - WARN("Unable to set compression level -- your zlib doesn't have compress2()."); -#endif - if (level >= 0 && level <= 9) - compression_level = level; - else { - ERROR("set_compression: invalid compression level: %d", level); - } -#endif /* !HAVE_ZLIB */ - - return; -} - -static unsigned pdf_version = PDF_VERSION_DEFAULT; - -void -pdf_set_version (unsigned version) -{ - /* Don't forget to update CIDFont_stdcc_def[] in cid.c too! */ - if (version >= PDF_VERSION_MIN && version <= PDF_VERSION_MAX) { - pdf_version = version; - } -} - -unsigned -pdf_get_version (void) -{ - return pdf_version; -} - -int -pdf_obj_get_verbose(void) -{ - return verbose; -} - -void -pdf_obj_set_verbose(void) -{ - verbose++; -} - -static pdf_obj *current_objstm = NULL; -static int do_objstm; - -static void -add_xref_entry (unsigned long label, unsigned char type, unsigned long field2, unsigned short field3) -{ - if (label >= pdf_max_ind_objects) { - pdf_max_ind_objects = (label/IND_OBJECTS_ALLOC_SIZE+1)*IND_OBJECTS_ALLOC_SIZE; - output_xref = RENEW(output_xref, pdf_max_ind_objects, xref_entry); - } - - output_xref[label].type = type; - output_xref[label].field2 = field2; - output_xref[label].field3 = field3; - output_xref[label].direct = NULL; - output_xref[label].indirect = NULL; -} - -#define BINARY_MARKER "%\344\360\355\370\n" -void -pdf_out_init (const char *filename, int do_encryption) -{ - char v; - - output_xref = NULL; - pdf_max_ind_objects = 0; - add_xref_entry(0, 0, 0, 0xffff); - next_label = 1; - - if (pdf_version >= 5) { - xref_stream = pdf_new_stream(STREAM_COMPRESS); - xref_stream->flags |= OBJ_NO_ENCRYPT; - trailer_dict = pdf_stream_dict(xref_stream); - pdf_add_dict(trailer_dict, pdf_new_name("Type"), pdf_new_name("XRef")); - do_objstm = 1; - } else { - xref_stream = NULL; - trailer_dict = pdf_new_dict(); - do_objstm = 0; - } - - output_stream = NULL; - - if (filename == NULL) { /* no filename: writing to stdout */ -#ifdef WIN32 - setmode(fileno(stdout), _O_BINARY); -#endif - pdf_output_file = stdout; - } - else - pdf_output_file = MFOPEN(filename, FOPEN_WBIN_MODE); - if (!pdf_output_file) { - if (strlen(filename) < 128) - ERROR("Unable to open \"%s\".", filename); - else - ERROR("Unable to open file."); - } - pdf_out(pdf_output_file, "%PDF-1.", strlen("%PDF-1.")); - v = '0' + pdf_version; - pdf_out(pdf_output_file, &v, 1); - pdf_out(pdf_output_file, "\n", 1); - pdf_out(pdf_output_file, BINARY_MARKER, strlen(BINARY_MARKER)); - - enc_mode = 0; - doc_enc_mode = do_encryption; -} - -static void -dump_xref_table (void) -{ - long length; - unsigned long i; - - pdf_out(pdf_output_file, "xref\n", 5); - - length = sprintf(format_buffer, "%d %lu\n", 0, next_label); - pdf_out(pdf_output_file, format_buffer, length); - - /* - * Every space counts. The space after the 'f' and 'n' is * *essential*. - * The PDF spec says the lines must be 20 characters long including the - * end of line character. - */ - for (i = 0; i < next_label; i++) { - unsigned char type = output_xref[i].type; - if (type > 1) - ERROR("object type %hu not allowed in xref table", type); - length = sprintf(format_buffer, "%010lu %05hu %c \n", - output_xref[i].field2, output_xref[i].field3, - type ? 'n' : 'f'); - pdf_out(pdf_output_file, format_buffer, length); - } -} - -static void -dump_trailer_dict (void) -{ - pdf_out(pdf_output_file, "trailer\n", 8); - enc_mode = 0; - write_dict(trailer_dict->data, pdf_output_file); - pdf_release_obj(trailer_dict); - pdf_out_char(pdf_output_file, '\n'); -} - -/* - * output a PDF 1.5 cross-reference stream; - * contributed by Matthias Franz (March 21, 2007) - */ -static void -dump_xref_stream (void) -{ - unsigned long pos, i; - unsigned poslen; - unsigned char buf[7] = {0, 0, 0, 0, 0}; - - pdf_obj *w; - - /* determine the necessary size of the offset field */ - pos = startxref; /* maximal offset value */ - poslen = 1; - while (pos >>= 8) - poslen++; - - w = pdf_new_array(); - pdf_add_array(w, pdf_new_number(1)); /* type */ - pdf_add_array(w, pdf_new_number(poslen)); /* offset (big-endian) */ - pdf_add_array(w, pdf_new_number(2)); /* generation */ - pdf_add_dict(trailer_dict, pdf_new_name("W"), w); - - /* We need the xref entry for the xref stream right now */ - add_xref_entry(next_label-1, 1, startxref, 0); - - for (i = 0; i < next_label; i++) { - unsigned j; - unsigned short f3; - buf[0] = output_xref[i].type; - pos = output_xref[i].field2; - for (j = poslen; j--; ) { - buf[1+j] = (unsigned char) pos; - pos >>= 8; - } - f3 = output_xref[i].field3; - buf[poslen+1] = (unsigned char) (f3 >> 8); - buf[poslen+2] = (unsigned char) (f3); - pdf_add_stream(xref_stream, &buf, poslen+3); - } - - pdf_release_obj(xref_stream); -} - -void -pdf_out_flush (void) -{ - if (pdf_output_file) { - long length; - - /* Flush current object stream */ - if (current_objstm) { - release_objstm(current_objstm); - current_objstm =NULL; - } - - /* - * Label xref stream - we need the number of correct objects - * for the xref stream dictionary (= trailer). - * Labelling it in pdf_out_init (with 1) does not work (why?). - */ - if (xref_stream) - pdf_label_obj(xref_stream); - - /* Record where this xref is for trailer */ - startxref = pdf_output_file_position; - - pdf_add_dict(trailer_dict, pdf_new_name("Size"), - pdf_new_number(next_label)); - - if (xref_stream) - dump_xref_stream(); - else { - dump_xref_table(); - dump_trailer_dict(); - } - - /* Done with xref table */ - RELEASE(output_xref); - - pdf_out(pdf_output_file, "startxref\n", 10); - length = sprintf(format_buffer, "%lu\n", startxref); - pdf_out(pdf_output_file, format_buffer, length); - pdf_out(pdf_output_file, "%%EOF\n", 6); - - MESG("\n"); - if (verbose) { - if (compression_level > 0) { - MESG("Compression saved %ld bytes%s\n", compression_saved, - pdf_version < 5 ? ". Try \"-V 5\" for better compression" : ""); - } - } - MESG("%ld bytes written", pdf_output_file_position); - - MFCLOSE(pdf_output_file); - } -} - -void -pdf_error_cleanup (void) -{ - /* - * This routine is the cleanup required for an abnormal exit. - * For now, simply close the file. - */ - if (pdf_output_file) - MFCLOSE(pdf_output_file); -} - - -void -pdf_set_root (pdf_obj *object) -{ - if (pdf_add_dict(trailer_dict, pdf_new_name("Root"), pdf_ref_obj(object))) { - ERROR("Root object already set!"); - } - /* Adobe Readers don't like a document catalog inside an encrypted - * object stream, although the PDF v1.5 spec seems to allow this. - * Note that we don't set OBJ_NO_ENCRYPT since the name dictionary in - * a document catalog may contain strings, which should be encrypted. - */ - if (doc_enc_mode) - object->flags |= OBJ_NO_OBJSTM; -} - -void -pdf_set_info (pdf_obj *object) -{ - if (pdf_add_dict(trailer_dict, pdf_new_name("Info"), pdf_ref_obj(object))) { - ERROR ("Info object already set!"); - } -} - -void -pdf_set_id (pdf_obj *id) -{ - if (pdf_add_dict(trailer_dict, pdf_new_name("ID"), id)) { - ERROR ("ID already set!"); - } -} - -void -pdf_set_encrypt (pdf_obj *encrypt) -{ - if (pdf_add_dict(trailer_dict, pdf_new_name("Encrypt"), pdf_ref_obj(encrypt))) { - ERROR("Encrypt object already set!"); - } - encrypt->flags |= OBJ_NO_ENCRYPT; -} - -static -void pdf_out_char (FILE *file, char c) -{ - if (output_stream && file == pdf_output_file) - pdf_add_stream(output_stream, &c, 1); - else { - fputc(c, file); - /* Keep tallys for xref table *only* if writing a pdf file. */ - if (file == pdf_output_file) { - pdf_output_file_position += 1; - if (c == '\n') - pdf_output_line_position = 0; - else - pdf_output_line_position += 1; - } - } -} - -static char xchar[] = "0123456789abcdef"; - -#define pdf_out_xchar(f,c) do {\ - pdf_out_char((f), xchar[((c) >> 4) & 0x0f]);\ - pdf_out_char((f), xchar[(c) & 0x0f]);\ -} while (0) - -static -void pdf_out (FILE *file, const void *buffer, long length) -{ - if (output_stream && file == pdf_output_file) - pdf_add_stream(output_stream, buffer, length); - else { - fwrite(buffer, 1, length, file); - /* Keep tallys for xref table *only* if writing a pdf file */ - if (file == pdf_output_file) { - pdf_output_file_position += length; - pdf_output_line_position += length; - /* "foo\nbar\n "... */ - if (length > 0 && - ((const char *)buffer)[length-1] == '\n') - pdf_output_line_position = 0; - } - } -} - -/* returns 1 if a white-space character is necessary to separate - an object of type1 followed by an object of type2 */ -static -int pdf_need_white (int type1, int type2) -{ - return !(type1 == PDF_STRING || type1 == PDF_ARRAY || type1 == PDF_DICT || - type2 == PDF_STRING || type2 == PDF_NAME || - type2 == PDF_ARRAY || type2 == PDF_DICT); -} - -static -void pdf_out_white (FILE *file) -{ - if (file == pdf_output_file && pdf_output_line_position >= 80) { - pdf_out_char(file, '\n'); - } else { - pdf_out_char(file, ' '); - } -} - -#define TYPECHECK(o,t) if (!(o) || (o)->type != (t)) {\ - ERROR("typecheck: Invalid object type: %d %d (line %d)", (o) ? (o)->type : -1, (t), __LINE__);\ -} - -#define INVALIDOBJ(o) ((o) == NULL || (o)->type <= 0 || (o)->type > PDF_UNDEFINED) - -static pdf_obj * -pdf_new_obj(int type) -{ - pdf_obj *result; - - result = NEW(1, pdf_obj); - result->type = type; - result->data = NULL; - result->label = 0; - result->generation = 0; - result->refcount = 1; - result->flags = 0; - - if (INVALIDOBJ(result)) - ERROR("Invalid object type: %d", type); - - return result; -} - -int -pdf_obj_typeof (pdf_obj *object) -{ - if (INVALIDOBJ(object)) - return PDF_OBJ_INVALID; - - return object->type; -} - -static void -pdf_label_obj (pdf_obj *object) -{ - if (INVALIDOBJ(object)) - ERROR("pdf_label_obj(): passed invalid object."); - - /* - * Don't change label on an already labeled object. Ignore such calls. - */ - if (object->label == 0) { - object->label = next_label++; - object->generation = 0; - } -} - -/* - * Transfer the label assigned to the object src to the object dst. - * The object dst must not yet have been labeled. - */ -void -pdf_transfer_label (pdf_obj *dst, pdf_obj *src) -{ - ASSERT(dst && !dst->label && src); - - dst->label = src->label; - dst->generation = src->generation; - src->label = 0; - src->generation = 0; -} - -/* - * This doesn't really copy the object, but allows it to be used without - * fear that somebody else will free it. - */ -pdf_obj * -pdf_link_obj (pdf_obj *object) -{ - if (INVALIDOBJ(object)) - ERROR("pdf_link_obj(): passed invalid object."); - - object->refcount += 1; - - return object; -} - - -pdf_obj * -pdf_ref_obj (pdf_obj *object) -{ - if (INVALIDOBJ(object)) - ERROR("pdf_ref_obj(): passed invalid object."); - - if (object->refcount == 0) { - MESG("\nTrying to refer already released object!!!\n"); - pdf_write_obj(object, stderr); - ERROR("Cannot continue..."); - } - - if (PDF_OBJ_INDIRECTTYPE(object)) { - return pdf_link_obj(object); - } else { - return pdf_new_ref(object); - } -} - -static void -release_indirect (pdf_indirect *data) -{ - RELEASE(data); -} - -static void -write_indirect (pdf_indirect *indirect, FILE *file) -{ - long length; - - ASSERT(!indirect->pf); - - length = sprintf(format_buffer, "%lu %hu R", indirect->label, indirect->generation); - pdf_out(file, format_buffer, length); -} - -/* The undefined object is used as a placeholder in pdfnames.c - * for objects which are referenced before they are defined. - */ -pdf_obj * -pdf_new_undefined (void) -{ - pdf_obj *result; - - result = pdf_new_obj(PDF_UNDEFINED); - result->data = NULL; - - return result; -} - -pdf_obj * -pdf_new_null (void) -{ - pdf_obj *result; - - result = pdf_new_obj(PDF_NULL); - result->data = NULL; - - return result; -} - -static void -release_null (pdf_null *obj) -{ - return; -} - -static void -write_null (pdf_null *obj, FILE *file) -{ - pdf_out(file, "null", 4); -} - -pdf_obj * -pdf_new_boolean (char value) -{ - pdf_obj *result; - pdf_boolean *data; - - result = pdf_new_obj(PDF_BOOLEAN); - data = NEW(1, pdf_boolean); - data->value = value; - result->data = data; - - return result; -} - -static void -release_boolean (pdf_obj *data) -{ - RELEASE (data); -} - -static void -write_boolean (pdf_boolean *data, FILE *file) -{ - if (data->value) { - pdf_out(file, "true", 4); - } else { - pdf_out(file, "false", 5); - } -} - -#if 0 -void -pdf_set_boolean (pdf_obj *object, char value) -{ - pdf_boolean *data; - - TYPECHECK(object, PDF_BOOLEAN); - - data = object->data; - data->value = value; -} -#endif - -char -pdf_boolean_value (pdf_obj *object) -{ - pdf_boolean *data; - - TYPECHECK(object, PDF_BOOLEAN); - - data = object->data; - - return data->value; -} - -pdf_obj * -pdf_new_number (double value) -{ - pdf_obj *result; - pdf_number *data; - - result = pdf_new_obj(PDF_NUMBER); - data = NEW(1, pdf_number); - data->value = value; - result->data = data; - - return result; -} - -static void -release_number (pdf_number *data) -{ - RELEASE (data); -} - -static void -write_number (pdf_number *number, FILE *file) -{ - int count; - - count = pdf_sprint_number(format_buffer, number->value); - - pdf_out(file, format_buffer, count); -} - - -void -pdf_set_number (pdf_obj *object, double value) -{ - pdf_number *data; - - TYPECHECK(object, PDF_NUMBER); - - data = object->data; - data->value = value; -} - -double -pdf_number_value (pdf_obj *object) -{ - pdf_number *data; - - TYPECHECK(object, PDF_NUMBER); - - data = object->data; - - return data->value; -} - -pdf_obj * -pdf_new_string (const void *str, unsigned length) -{ - pdf_obj *result; - pdf_string *data; - - ASSERT(str); - - result = pdf_new_obj(PDF_STRING); - data = NEW(1, pdf_string); - result->data = data; - - data->length = length; - data->string = NEW(length+1, unsigned char); - memcpy(data->string, str, length); - /* Shouldn't assume NULL terminated. */ - data->string[length] = '\0'; - - return result; -} - -void * -pdf_string_value (pdf_obj *object) -{ - pdf_string *data; - - TYPECHECK(object, PDF_STRING); - - data = object->data; - - return data->string; -} - -unsigned -pdf_string_length (pdf_obj *object) -{ - pdf_string *data; - - TYPECHECK(object, PDF_STRING); - - data = object->data; - - return (unsigned) (data->length); -} - -/* - * This routine escapes non printable characters and control - * characters in an output string. - */ -int -pdfobj_escape_str (char *buffer, int bufsize, const unsigned char *s, int len) -{ - int result = 0; - int i; - - for (i = 0; i < len; i++) { - unsigned char ch; - - ch = s[i]; - if (result > bufsize - 4) - ERROR("pdfobj_escape_str: Buffer overflow"); - - /* - * We always write three octal digits. Optimization only gives few Kb - * smaller size for most documents when zlib compressed. - */ - if (ch < 32 || ch > 126) { - buffer[result++] = '\\'; -#if 0 - if (i < len - 1 && !isdigit(s[i+1])) - result += sprintf(buffer+result, "%o", ch); - else - result += sprintf(buffer+result, "%03o", ch); -#endif - result += sprintf(buffer+result, "%03o", ch); - } else { - switch (ch) { - case '(': - buffer[result++] = '\\'; - buffer[result++] = '('; - break; - case ')': - buffer[result++] = '\\'; - buffer[result++] = ')'; - break; - case '\\': - buffer[result++] = '\\'; - buffer[result++] = '\\'; - break; - default: - buffer[result++] = ch; - break; - } - } - } - - return result; -} - -static void -write_string (pdf_string *str, FILE *file) -{ - unsigned char *s; - char wbuf[FORMAT_BUF_SIZE]; /* Shouldn't use format_buffer[]. */ - int nescc = 0, i, count; - - s = str->string; - - if (enc_mode) - pdf_encrypt_data(s, str->length); - - /* - * Count all ASCII non-printable characters. - */ - for (i = 0; i < str->length; i++) { - if (!isprint(s[i])) - nescc++; - } - /* - * If the string contains much escaped chars, then we write it as - * ASCII hex string. - */ - if (nescc > str->length / 3) { - pdf_out_char(file, '<'); - for (i = 0; i < str->length; i++) { - pdf_out_xchar(file, s[i]); - } - pdf_out_char(file, '>'); - } else { - pdf_out_char(file, '('); - /* - * This section of code probably isn't speed critical. Escaping the - * characters in the string one at a time may seem slow, but it's - * safe if the formatted string length exceeds FORMAT_BUF_SIZE. - * Occasionally you see some long strings in PDF. pdfobj_escape_str - * is also used for strings of text with no kerning. These must be - * handled as quickly as possible since there are so many of them. - */ - for (i = 0; i < str->length; i++) { - count = pdfobj_escape_str(wbuf, FORMAT_BUF_SIZE, &(s[i]), 1); - pdf_out(file, wbuf, count); - } - pdf_out_char(file, ')'); - } -} - -static void -release_string (pdf_string *data) -{ - if (data->string != NULL) { - RELEASE(data->string); - data->string = NULL; - } - RELEASE(data); -} - -void -pdf_set_string (pdf_obj *object, unsigned char *str, unsigned length) -{ - pdf_string *data; - - TYPECHECK(object, PDF_STRING); - - data = object->data; - if (data->string != 0) { - RELEASE(data->string); - } - if (length != 0) { - data->length = length; - data->string = NEW(length + 1, unsigned char); - memcpy(data->string, str, length); - data->string[length] = '\0'; - } else { - data->length = 0; - data->string = NULL; - } -} - -/* Name does *not* include the /. */ -pdf_obj * -pdf_new_name (const char *name) -{ - pdf_obj *result; - unsigned length; - pdf_name *data; - - result = pdf_new_obj(PDF_NAME); - data = NEW (1, pdf_name); - result->data = data; - length = strlen(name); - if (length != 0) { - data->name = NEW(length+1, char); - memcpy(data->name, name, length); - data->name[length] = '\0'; - } else { - data->name = NULL; - } - - return result; -} - -static void -write_name (pdf_name *name, FILE *file) -{ - char *s; - int i, length; - - s = name->name; - length = name->name ? strlen(name->name) : 0; - /* - * From PDF Reference, 3rd ed., p.33: - * - * Beginning with PDF 1.2, any character except null (character code 0) - * may be included in a name by writing its 2-digit hexadecimal code, - * preceded bythe number sign character (#); see implementation notes 3 - * and 4 in Appendix H. This syntax is required in order to represent - * any of the delimiter or white-space characters or the number sign - * character itself; it is recommended but not required for characters - * whose codes are outside the range 33 (!) to 126 (~). - */ -#ifndef is_delim - /* Avoid '{' and '}' for PostScript compatibility? */ -#define is_delim(c) ((c) == '(' || (c) == '/' || \ - (c) == '<' || (c) == '>' || \ - (c) == '[' || (c) == ']' || \ - (c) == '{' || (c) == '}' || \ - (c) == '%') -#endif - pdf_out_char(file, '/'); - for (i = 0; i < length; i++) { - if (s[i] < '!' || s[i] > '~' || s[i] == '#' || is_delim(s[i])) { - /* ^ "space" is here. */ - pdf_out_char (file, '#'); - pdf_out_xchar(file, s[i]); - } else { - pdf_out_char (file, s[i]); - } - } -} - -static void -release_name (pdf_name *data) -{ - if (data->name != NULL) { - RELEASE(data->name); - data->name = NULL; - } - RELEASE(data); -} - -#if 0 -void -pdf_set_name (pdf_obj *object, const char *name) -{ - pdf_name *data; - unsigned length; - - TYPECHECK(object, PDF_NAME); - - length = strlen(name); - data = object->data; - if (data->name != NULL) { - RELEASE(data->name); - } - if (length != 0) { - data->name = NEW(length+1, char); - memcpy(data->name, name, length); - data->name[length] = 0; - } else { - data->name = NULL; - } -} -#endif - -char * -pdf_name_value (pdf_obj *object) -{ - pdf_name *data; - - TYPECHECK(object, PDF_NAME); - - data = object->data; - - return data->name; -} - -/* - * We do not have pdf_name_length() since '\0' is not allowed - * in PDF name object. - */ - -pdf_obj * -pdf_new_array (void) -{ - pdf_obj *result; - pdf_array *data; - - result = pdf_new_obj(PDF_ARRAY); - data = NEW(1, pdf_array); - data->values = NULL; - data->max = 0; - data->size = 0; - result->data = data; - - return result; -} - -static void -write_array (pdf_array *array, FILE *file) -{ - pdf_out_char(file, '['); - if (array->size > 0) { - unsigned long i; - int type1 = PDF_UNDEFINED, type2; - - for (i = 0; i < array->size; i++) { - if (array->values[i]) { - type2 = array->values[i]->type; - if (type1 != PDF_UNDEFINED && pdf_need_white(type1, type2)) - pdf_out_white(file); - type1 = type2; - pdf_write_obj(array->values[i], file); - } else - WARN("PDF array element #ld undefined.", i); - } - } - pdf_out_char(file, ']'); -} - -pdf_obj * -pdf_get_array (pdf_obj *array, long idx) -{ - pdf_obj *result = NULL; - pdf_array *data; - - TYPECHECK(array, PDF_ARRAY); - - data = array->data; - if (idx < 0) - result = data->values[idx + data->size]; - else if (idx < data->size) { - result = data->values[idx]; - } - - return result; -} - -unsigned int -pdf_array_length (pdf_obj *array) -{ - pdf_array *data; - - TYPECHECK(array, PDF_ARRAY); - - data = (pdf_array *) array->data; - - return (unsigned int) data->size; -} - -static void -release_array (pdf_array *data) -{ - unsigned long i; - - if (data->values) { - for (i = 0; i < data->size; i++) { - pdf_release_obj(data->values[i]); - data->values[i] = NULL; - } - RELEASE(data->values); - data->values = NULL; - } - RELEASE(data); -} - -/* - * The name pdf_add_array is misleading. It behaves differently than - * pdf_add_dict(). This should be pdf_push_array(). - */ -void -pdf_add_array (pdf_obj *array, pdf_obj *object) -{ - pdf_array *data; - - TYPECHECK(array, PDF_ARRAY); - - data = array->data; - if (data->size >= data->max) { - data->max += ARRAY_ALLOC_SIZE; - data->values = RENEW(data->values, data->max, pdf_obj *); - } - data->values[data->size] = object; - data->size++; - - return; -} - -#if 0 -void -pdf_put_array (pdf_obj *array, unsigned idx, pdf_obj *object) -{ - pdf_array *data; - long i; - - TYPECHECK(array, PDF_ARRAY); - - data = array->data; - if (idx + 1 > data->max) { - data->max += ARRAY_ALLOC_SIZE; - data->values = RENEW(data->values, data->max, pdf_obj *); - } - /* - * Rangecheck error in PostScript interpreters if - * idx > data->size - 1. But pdf_new_array() doesn't set - * array size, pdf_add_array() dynamically increases size - * of array. This might confusing... - */ - if (idx + 1 > data->size) { - for (i = data->size; i < idx; i++) - data->values[i] = pdf_new_null(); /* release_array() won't work without this */ - data->values[idx] = object; - data->size = idx + 1; - } else { - if (data->values[idx]) - pdf_release_obj(data->values[idx]); - data->values[idx] = object; - } -} - -/* Easily leaks memory... */ -pdf_obj * -pdf_shift_array (pdf_obj *array) -{ - pdf_obj *result = NULL; - pdf_array *data; - - TYPECHECK(array, PDF_ARRAY); - - data = array->data; - if (data->size > 0) { - int i; - - result = data->values[0]; - for (i = 1; i < data->size; i++) - data->values[i-1] = data->values[i]; - data->size--; - } - - return result; -} -#endif - -/* Prepend an object to an array */ -void -pdf_unshift_array (pdf_obj *array, pdf_obj *object) -{ - pdf_array *data; - int i; - - TYPECHECK(array, PDF_ARRAY); - - data = array->data; - if (data->size >= data->max) { - data->max += ARRAY_ALLOC_SIZE; - data->values = RENEW(data->values, data->max, pdf_obj *); - } - for (i = 0; i < data->size; i++) - data->values[i+1] = data->values[i]; - data->values[0] = object; - data->size++; -} - -#if 0 -pdf_obj * -pdf_pop_array (pdf_obj *array) -{ - pdf_obj *result; - pdf_array *data; - - TYPECHECK(array, PDF_ARRAY); - - data = array->data; - if (data->size > 0) { - result = data->values[data->size - 1]; - data->size--; - } else { - result = NULL; - } - - return result; -} -#endif - - -static void -write_dict (pdf_dict *dict, FILE *file) -{ -#if 0 - pdf_out (file, "<<\n", 3); /* dropping \n saves few kb. */ -#else - pdf_out (file, "<<", 2); -#endif - while (dict->key != NULL) { - pdf_write_obj(dict->key, file); - if (pdf_need_white(PDF_NAME, (dict->value)->type)) { - pdf_out_white(file); - } - pdf_write_obj(dict->value, file); -#if 0 - pdf_out_char (file, '\n'); /* removing this saves few kb. */ -#endif - dict = dict->next; - } - pdf_out(file, ">>", 2); -} - -pdf_obj * -pdf_new_dict (void) -{ - pdf_obj *result; - pdf_dict *data; - - result = pdf_new_obj(PDF_DICT); - data = NEW(1, pdf_dict); - data->key = NULL; - data->value = NULL; - data->next = NULL; - result->data = data; - - return result; -} - -static void -release_dict (pdf_dict *data) -{ - pdf_dict *next; - - while (data != NULL && data->key != NULL) { - pdf_release_obj(data->key); - pdf_release_obj(data->value); - data->key = NULL; - data->value = NULL; - next = data->next; - RELEASE(data); - data = next; - } - RELEASE(data); -} - -/* Array is ended by a node with NULL this pointer */ -/* pdf_add_dict returns 0 if the key is new and non-zero otherwise */ -int -pdf_add_dict (pdf_obj *dict, pdf_obj *key, pdf_obj *value) -{ - pdf_dict *data, *new_node; - - TYPECHECK(dict, PDF_DICT); - TYPECHECK(key, PDF_NAME); - - /* It seems that NULL is sometimes used for null object... */ - if (value != NULL && INVALIDOBJ(value)) - ERROR("pdf_add_dict(): Passed invalid value"); - - /* If this key already exists, simply replace the value */ - for (data = dict->data; data->key != NULL; data = data->next) { - if (!strcmp(pdf_name_value(key), pdf_name_value(data->key))) { - /* Release the old value */ - pdf_release_obj(data->value); - /* Release the new key (we don't need it) */ - pdf_release_obj(key); - data->value = value; - return 1; - } - } - /* - * We didn't find the key. We build a new "end" node and add - * the new key just before the end - */ - new_node = NEW (1, pdf_dict); - new_node->key = NULL; - new_node->value = NULL; - new_node->next = NULL; - data->next = new_node; - data->key = key; - data->value = value; - return 0; -} - -#if 0 -void -pdf_put_dict (pdf_obj *dict, const char *key, pdf_obj *value) -{ - pdf_dict *data; - - TYPECHECK(dict, PDF_DICT); - - if (!key) { - ERROR("pdf_put_dict(): Passed invalid key."); - } - /* It seems that NULL is sometimes used for null object... */ - if (value != NULL && INVALIDOBJ(value)) { - ERROR("pdf_add_dict(): Passed invalid value."); - } - - data = dict->data; - - while (data->key != NULL) { - if (!strcmp(key, pdf_name_value(data->key))) { - pdf_release_obj(data->value); - data->value = value; - break; - } - data = data->next; - } - - /* - * If we didn't find the key, build a new "end" node and add - * the new key just before the end - */ - if (data->key == NULL) { - pdf_dict *new_node; - - new_node = NEW (1, pdf_dict); - new_node->key = NULL; - new_node->value = NULL; - new_node->next = NULL; - data->next = new_node; - data->key = pdf_new_name(key); - data->value = value; - } -} -#endif - -/* pdf_merge_dict makes a link for each item in dict2 before stealing it */ -void -pdf_merge_dict (pdf_obj *dict1, pdf_obj *dict2) -{ - pdf_dict *data; - - TYPECHECK(dict1, PDF_DICT); - TYPECHECK(dict2, PDF_DICT); - - data = dict2->data; - while (data->key != NULL) { - pdf_add_dict(dict1, pdf_link_obj(data->key), pdf_link_obj(data->value)); - data = data->next; - } -} - -int -pdf_foreach_dict (pdf_obj *dict, - int (*proc) (pdf_obj *, pdf_obj *, void *), void *pdata) -{ - int error = 0; - pdf_dict *data; - - ASSERT(proc); - - TYPECHECK(dict, PDF_DICT); - - data = dict->data; - while (!error && - data->key != NULL) { - error = proc(data->key, data->value, pdata); - data = data->next; - } - - return error; -} - -#define pdf_match_name(o,s) ((o) && (s) && !strcmp(((pdf_name *)(o)->data)->name, (s))) -pdf_obj * -pdf_lookup_dict (pdf_obj *dict, const char *name) -{ - pdf_dict *data; - - ASSERT(name); - - TYPECHECK(dict, PDF_DICT); - - data = dict->data; - while (data->key != NULL) { - if (!strcmp(name, pdf_name_value(data->key))) { - return data->value; - } - data = data->next; - } - - return NULL; -} - -/* Returns array of dictionary keys */ -pdf_obj * -pdf_dict_keys (pdf_obj *dict) -{ - pdf_obj *keys; - pdf_dict *data; - - TYPECHECK(dict, PDF_DICT); - - keys = pdf_new_array(); - for (data = dict->data; (data && - data->key != NULL); data = data->next) { - /* We duplicate name object rather than linking keys. - * If we forget to free keys, broken PDF is generated. - */ - pdf_add_array(keys, pdf_new_name(pdf_name_value(data->key))); - } - - return keys; -} - -void -pdf_remove_dict (pdf_obj *dict, const char *name) -{ - pdf_dict *data, **data_p; - - TYPECHECK(dict, PDF_DICT); - - data = dict->data; - data_p = (pdf_dict **) (void *) &(dict->data); - while (data->key != NULL) { - if (pdf_match_name(data->key, name)) { - pdf_release_obj(data->key); - pdf_release_obj(data->value); - *data_p = data->next; - RELEASE(data); - break; - } - data_p = &(data->next); - data = data->next; - } -} - -pdf_obj * -pdf_new_stream (int flags) -{ - pdf_obj *result; - pdf_stream *data; - - result = pdf_new_obj(PDF_STREAM); - data = NEW(1, pdf_stream); - /* - * Although we are using an arbitrary pdf_object here, it must have - * type=PDF_DICT and cannot be an indirect reference. This will be - * checked by the output routine. - */ - data->dict = pdf_new_dict(); - data->_flags = flags; - data->stream = NULL; - data->stream_length = 0; - data->max_length = 0; - data->objstm_data = NULL; - - result->data = data; - result->flags |= OBJ_NO_OBJSTM; - - return result; -} - -static void -write_stream (pdf_stream *stream, FILE *file) -{ - unsigned char *filtered; - unsigned long filtered_length; - unsigned long buffer_length; - unsigned char *buffer; - - /* - * Always work from a copy of the stream. All filters read from - * "filtered" and leave their result in "filtered". - */ -#if 0 - filtered = NEW(stream->stream_length + 1, unsigned char); -#endif - filtered = NEW(stream->stream_length, unsigned char); - memcpy(filtered, stream->stream, stream->stream_length); - filtered_length = stream->stream_length; - -#if 0 - if (stream->stream_length < 10) - stream->_flags &= ^STREAM_COMPRESS; -#endif - -#ifdef HAVE_ZLIB - /* Apply compression filter if requested */ - if (stream->stream_length > 0 && - (stream->_flags & STREAM_COMPRESS) && - compression_level > 0) { - - pdf_obj *filters = pdf_lookup_dict(stream->dict, "Filter"); - - buffer_length = filtered_length + filtered_length/1000 + 14; - buffer = NEW(buffer_length, unsigned char); - { - pdf_obj *filter_name = pdf_new_name("FlateDecode"); - - if (filters) - /* - * FlateDecode is the first filter to be applied to the stream. - */ - pdf_unshift_array(filters, filter_name); - else - /* - * Adding the filter as a name instead of a one-element array - * is crucial because otherwise Adobe Reader cannot read the - * cross-reference stream any more, cf. the PDF v1.5 Errata. - */ - pdf_add_dict(stream->dict, pdf_new_name("Filter"), filter_name); - } -#ifdef HAVE_ZLIB_COMPRESS2 - if (compress2(buffer, &buffer_length, filtered, - filtered_length, compression_level)) { - ERROR("Zlib error"); - } -#else - if (compress(buffer, &buffer_length, filtered, - filtered_length)) { - ERROR ("Zlib error"); - } -#endif /* HAVE_ZLIB_COMPRESS2 */ - RELEASE(filtered); - compression_saved += filtered_length - buffer_length - - (filters ? strlen("/FlateDecode "): strlen("/Filter/FlateDecode\n")); - - filtered = buffer; - filtered_length = buffer_length; - } -#endif /* HAVE_ZLIB */ - -#if 0 - /* - * An optional end-of-line marker preceding the "endstream" is - * not part of stream data. See, PDF Reference 4th ed., p. 38. - */ - /* Add a '\n' if the last character wasn't one */ - if (filtered_length > 0 && - filtered[filtered_length-1] != '\n') { - filtered[filtered_length] = '\n'; - filtered_length++; - } -#endif - pdf_add_dict(stream->dict, - pdf_new_name("Length"), pdf_new_number(filtered_length)); - - pdf_write_obj(stream->dict, file); - - pdf_out(file, "\nstream\n", 8); - - if (enc_mode) - pdf_encrypt_data(filtered, filtered_length); - - if (filtered_length > 0) { - pdf_out(file, filtered, filtered_length); - } - RELEASE(filtered); - - /* - * This stream length "object" gets reset every time write_stream is - * called for the stream object. - * If this stream gets written more than once with different - * filters, this could be a problem. - */ - - pdf_out(file, "\n", 1); - pdf_out(file, "endstream", 9); -} - -static void -release_stream (pdf_stream *stream) -{ - pdf_release_obj(stream->dict); - stream->dict = NULL; - - if (stream->stream) { - RELEASE(stream->stream); - stream->stream = NULL; - } - - if (stream->objstm_data) { - RELEASE(stream->objstm_data); - stream->objstm_data = NULL; - } - - RELEASE(stream); -} - -pdf_obj * -pdf_stream_dict (pdf_obj *stream) -{ - pdf_stream *data; - - TYPECHECK(stream, PDF_STREAM); - - data = stream->data; - - return data->dict; -} - -const void * -pdf_stream_dataptr (pdf_obj *stream) -{ - pdf_stream *data; - - TYPECHECK(stream, PDF_STREAM); - - data = stream->data; - - return (const void *) data->stream; -} - -long -pdf_stream_length (pdf_obj *stream) -{ - pdf_stream *data; - - TYPECHECK(stream, PDF_STREAM); - - data = stream->data; - - return (long) data->stream_length; -} - -static void -set_objstm_data (pdf_obj *objstm, long *data) { - TYPECHECK(objstm, PDF_STREAM); - - ((pdf_stream *) objstm->data)->objstm_data = data; -} - -static long * -get_objstm_data (pdf_obj *objstm) { - TYPECHECK(objstm, PDF_STREAM); - - return ((pdf_stream *) objstm->data)->objstm_data; -} - -void -pdf_add_stream (pdf_obj *stream, const void *stream_data, long length) -{ - pdf_stream *data; - - TYPECHECK(stream, PDF_STREAM); - - if (length < 1) - return; - data = stream->data; - if (data->stream_length + length > data->max_length) { - data->max_length += length + STREAM_ALLOC_SIZE; - data->stream = RENEW(data->stream, data->max_length, unsigned char); - } - memcpy(data->stream + data->stream_length, stream_data, length); - data->stream_length += length; -} - -#if HAVE_ZLIB -#define WBUF_SIZE 4096 -int -pdf_add_stream_flate (pdf_obj *dst, const void *data, long len) -{ - z_stream z; - Bytef wbuf[WBUF_SIZE]; - - z.zalloc = Z_NULL; z.zfree = Z_NULL; z.opaque = Z_NULL; - - z.next_in = (z_const Bytef *) data; z.avail_in = len; - z.next_out = (Bytef *) wbuf; z.avail_out = WBUF_SIZE; - - if (inflateInit(&z) != Z_OK) { - WARN("inflateInit() failed."); - return -1; - } - - for (;;) { - int status; - status = inflate(&z, Z_NO_FLUSH); - if (status == Z_STREAM_END) - break; - else if (status != Z_OK) { - WARN("inflate() failed. Broken PDF file?"); - inflateEnd(&z); - return -1; - } - - if (z.avail_out == 0) { - pdf_add_stream(dst, wbuf, WBUF_SIZE); - z.next_out = wbuf; - z.avail_out = WBUF_SIZE; - } - } - - if (WBUF_SIZE - z.avail_out > 0) - pdf_add_stream(dst, wbuf, WBUF_SIZE - z.avail_out); - - return (inflateEnd(&z) == Z_OK ? 0 : -1); -} -#endif - - -int -pdf_concat_stream (pdf_obj *dst, pdf_obj *src) -{ - const char *stream_data; - long stream_length; - pdf_obj *stream_dict; - pdf_obj *filter; - - if (!PDF_OBJ_STREAMTYPE(dst) || !PDF_OBJ_STREAMTYPE(src)) - ERROR("Invalid type."); - - stream_data = pdf_stream_dataptr(src); - stream_length = pdf_stream_length (src); - stream_dict = pdf_stream_dict (src); - - if (pdf_lookup_dict(stream_dict, "DecodeParms")) { - WARN("Streams with DecodeParams not supported."); - return -1; - } - - filter = pdf_lookup_dict(stream_dict, "Filter"); - if (!filter) { - pdf_add_stream(dst, stream_data, stream_length); - return 0; -#if HAVE_ZLIB - } else { - char *filter_name; - if (PDF_OBJ_NAMETYPE(filter)) { - filter_name = pdf_name_value(filter); - if (filter_name && !strcmp(filter_name, "FlateDecode")) - return pdf_add_stream_flate(dst, stream_data, stream_length); - else { - WARN("DecodeFilter \"%s\" not supported.", filter_name); - return -1; - } - } else if (PDF_OBJ_ARRAYTYPE(filter)) { - if (pdf_array_length(filter) > 1) { - WARN("Multiple DecodeFilter not supported."); - return -1; - } else { - filter_name = pdf_name_value(pdf_get_array(filter, 0)); - if (filter_name && !strcmp(filter_name, "FlateDecode")) - return pdf_add_stream_flate(dst, stream_data, stream_length); - else { - WARN("DecodeFilter \"%s\" not supported.", filter_name); - return -1; - } - } - } else - ERROR("Broken PDF file?"); -#endif /* HAVE_ZLIB */ - } - - return -1; -} - -static pdf_obj * -pdf_stream_uncompress (pdf_obj *src) { - pdf_obj *dst = pdf_new_stream(0); - - TYPECHECK(src, PDF_STREAM); - - pdf_merge_dict(pdf_stream_dict(dst), pdf_stream_dict(src)); - pdf_remove_dict(pdf_stream_dict(dst), "Length"); - pdf_concat_stream(dst, src); - - return dst; -} - -#if 0 -void -pdf_stream_set_flags (pdf_obj *stream, int flags) -{ - pdf_stream *data; - - TYPECHECK(stream, PDF_STREAM); - - data = stream->data; - data->_flags = flags; -} - -int -pdf_stream_get_flags (pdf_obj *stream) -{ - pdf_stream *data; - - TYPECHECK(stream, PDF_STREAM); - - data = stream->data; - - return data->_flags; -} -#endif - -static void -pdf_write_obj (pdf_obj *object, FILE *file) -{ - if (object == NULL) { - write_null(NULL, file); - return; - } - - if (INVALIDOBJ(object) || PDF_OBJ_UNDEFINED(object)) - ERROR("pdf_write_obj: Invalid object, type = %d\n", object->type); - - if (file == stderr) - fprintf(stderr, "{%d}", object->refcount); - - switch (object->type) { - case PDF_BOOLEAN: - write_boolean(object->data, file); - break; - case PDF_NUMBER: - write_number (object->data, file); - break; - case PDF_STRING: - write_string (object->data, file); - break; - case PDF_NAME: - write_name(object->data, file); - break; - case PDF_ARRAY: - write_array(object->data, file); - break; - case PDF_DICT: - write_dict (object->data, file); - break; - case PDF_STREAM: - write_stream(object->data, file); - break; - case PDF_NULL: - write_null(NULL, file); - break; - case PDF_INDIRECT: - write_indirect(object->data, file); - break; - } -} - -/* Write the object to the file */ -static void -pdf_flush_obj (pdf_obj *object, FILE *file) -{ - long length; - - /* - * Record file position - */ - add_xref_entry(object->label, 1, - pdf_output_file_position, object->generation); - length = sprintf(format_buffer, "%lu %hu obj\n", object->label, object->generation); - enc_mode = doc_enc_mode && !(object->flags & OBJ_NO_ENCRYPT); - pdf_enc_set_label(object->label); - pdf_enc_set_generation(object->generation); - pdf_out(file, format_buffer, length); - pdf_write_obj(object, file); - pdf_out(file, "\nendobj\n", 8); -} - -static long -pdf_add_objstm (pdf_obj *objstm, pdf_obj *object) -{ - long *data, pos; - - TYPECHECK(objstm, PDF_STREAM); - - data = get_objstm_data(objstm); - pos = ++data[0]; - - data[2*pos] = object->label; - data[2*pos+1] = pdf_stream_length(objstm); - - add_xref_entry(object->label, 2, objstm->label, pos-1); - - /* redirect output into objstm */ - output_stream = objstm; - enc_mode = 0; - pdf_write_obj(object, pdf_output_file); - pdf_out_char(pdf_output_file, '\n'); - output_stream = NULL; - - return pos; -} - -static void -release_objstm (pdf_obj *objstm) -{ - long *data = get_objstm_data(objstm); - long pos = data[0]; - pdf_obj *dict; - pdf_stream *stream; - unsigned char *old_buf; - unsigned long old_length; - stream = (pdf_stream *) objstm->data; - - /* Precede stream data by offset table */ - old_buf = stream->stream; - old_length = stream->stream_length; - /* Reserve 22 bytes for each entry (two 10 digit numbers plus two spaces) */ - stream->stream = NEW(old_length + 22*pos, unsigned char); - stream->stream_length = 0; - - { - long i = 2*pos, *val = data+2; - while (i--) { - long length = sprintf(format_buffer, "%ld ", *(val++)); - pdf_add_stream(objstm, format_buffer, length); - } - } - - dict = pdf_stream_dict(objstm); - pdf_add_dict(dict, pdf_new_name("Type"), pdf_new_name("ObjStm")); - pdf_add_dict(dict, pdf_new_name("N"), pdf_new_number(pos)); - pdf_add_dict(dict, pdf_new_name("First"), pdf_new_number(stream->stream_length)); - - pdf_add_stream(objstm, old_buf, old_length); - RELEASE(old_buf); - pdf_release_obj(objstm); -} - -void -pdf_release_obj (pdf_obj *object) -{ - if (object == NULL) - return; - if (INVALIDOBJ(object) || object->refcount <= 0) { - MESG("\npdf_release_obj: object=%p, type=%d, refcount=%d\n", - object, object->type, object->refcount); - pdf_write_obj(object, stderr); - ERROR("pdf_release_obj: Called with invalid object."); - } - object->refcount -= 1; - if (object->refcount == 0) { - /* - * Nothing is using this object so it's okay to remove it. - * Nonzero "label" means object needs to be written before it's destroyed. - */ - if (object->label && pdf_output_file != NULL) { - if (!do_objstm || object->flags & OBJ_NO_OBJSTM - || (doc_enc_mode && object->flags & OBJ_NO_ENCRYPT) - || object->generation) - pdf_flush_obj(object, pdf_output_file); - else { - if (!current_objstm) { - long *data = NEW(2*OBJSTM_MAX_OBJS+2, long); - data[0] = data[1] = 0; - current_objstm = pdf_new_stream(STREAM_COMPRESS); - set_objstm_data(current_objstm, data); - pdf_label_obj(current_objstm); - } - if (pdf_add_objstm(current_objstm, object) == OBJSTM_MAX_OBJS) { - release_objstm(current_objstm); - current_objstm = NULL; - } - } - } - switch (object->type) { - case PDF_BOOLEAN: - release_boolean(object->data); - break; - case PDF_NULL: - release_null(object->data); - break; - case PDF_NUMBER: - release_number(object->data); - break; - case PDF_STRING: - release_string(object->data); - break; - case PDF_NAME: - release_name(object->data); - break; - case PDF_ARRAY: - release_array(object->data); - break; - case PDF_DICT: - release_dict(object->data); - break; - case PDF_STREAM: - release_stream(object->data); - break; - case PDF_INDIRECT: - release_indirect(object->data); - break; - } - /* This might help detect freeing already freed objects */ - object->type = -1; - object->data = NULL; - RELEASE(object); - } -} - -static int -backup_line (FILE *pdf_input_file) -{ - int ch = -1; - - /* - * Note: this code should work even if \r\n is eol. It could fail on a - * machine where \n is eol and there is a \r in the stream --- Highly - * unlikely in the last few bytes where this is likely to be used. - */ - if (tell_position(pdf_input_file) > 1) - do { - seek_relative (pdf_input_file, -2); - } while (tell_position(pdf_input_file) > 0 && - (ch = fgetc(pdf_input_file)) >= 0 && - (ch != '\n' && ch != '\r' )); - if (ch < 0) { - return 0; - } - - return 1; -} - -static long -find_xref (FILE *pdf_input_file) -{ - long xref_pos; - int tries = 10; - - do { - long currentpos; - - if (!backup_line(pdf_input_file)) { - tries = 0; - break; - } - currentpos = tell_position(pdf_input_file); - fread(work_buffer, sizeof(char), strlen("startxref"), pdf_input_file); - seek_absolute(pdf_input_file, currentpos); - tries--; - } while (tries > 0 && - strncmp(work_buffer, "startxref", strlen("startxref"))); - if (tries <= 0) - return 0; - - /* Skip rest of this line */ - mfgets(work_buffer, WORK_BUFFER_SIZE, pdf_input_file); - /* Next line of input file should contain actual xref location */ - mfgets(work_buffer, WORK_BUFFER_SIZE, pdf_input_file); - - { - const char *start, *end; - char *number; - - start = work_buffer; - end = start + strlen(work_buffer); - skip_white(&start, end); - number = parse_number(&start, end); - xref_pos = (long) atof(number); - RELEASE(number); - } - - return xref_pos; -} - -/* - * This routine must be called with the file pointer located - * at the start of the trailer. - */ -static pdf_obj * -parse_trailer (pdf_file *pf) -{ - pdf_obj *result; - /* - * Fill work_buffer and hope trailer fits. This should - * be made a bit more robust sometime. - */ - if (fread(work_buffer, sizeof(char), - WORK_BUFFER_SIZE, pf->file) == 0 || - strncmp(work_buffer, "trailer", strlen("trailer"))) { - WARN("No trailer. Are you sure this is a PDF file?"); - WARN("buffer:\n->%s<-\n", work_buffer); - result = NULL; - } else { - const char *p = work_buffer + strlen("trailer"); - skip_white(&p, work_buffer + WORK_BUFFER_SIZE); - result = parse_pdf_dict(&p, work_buffer + WORK_BUFFER_SIZE, pf); - } - - return result; -} - -/* - * This routine tries to estimate an upper bound for character position - * of the end of the object, so it knows how big the buffer must be. - * The parsing routines require that the entire object be read into - * memory. It would be a major pain to rewrite them. The worst case - * is that an object before an xref table will grab the whole table - * :-( - */ -static long -next_object_offset (pdf_file *pf, unsigned long obj_num) -{ - long next = pf->file_size; /* Worst case */ - long i, curr; - - curr = pf->xref_table[obj_num].field2; - /* Check all other type 1 objects to find next one */ - for (i = 0; i < pf->num_obj; i++) { - if (pf->xref_table[i].type == 1 && - pf->xref_table[i].field2 > curr && - pf->xref_table[i].field2 < next) - next = pf->xref_table[i].field2; - } - - return next; -} - -#define checklabel(pf, n, g) ((n) > 0 && (n) < (pf)->num_obj && ( \ - ((pf)->xref_table[(n)].type == 1 && (pf)->xref_table[(n)].field3 == (g)) || \ - ((pf)->xref_table[(n)].type == 2 && !(g)))) - -pdf_obj * -pdf_new_indirect (pdf_file *pf, unsigned long obj_num, unsigned short obj_gen) -{ - pdf_obj *result; - pdf_indirect *indirect; - - indirect = NEW(1, pdf_indirect); - indirect->pf = pf; - indirect->obj = NULL; - indirect->label = obj_num; - indirect->generation = obj_gen; - - result = pdf_new_obj(PDF_INDIRECT); - result->data = indirect; - - return result; -} - -static pdf_obj * -pdf_read_object (unsigned long obj_num, unsigned short obj_gen, - pdf_file *pf, long offset, long limit) -{ - long length; - char *buffer; - const char *p, *endptr; - pdf_obj *result; - - length = limit - offset; - - if (length <= 0) - return NULL; - - buffer = NEW(length + 1, char); - - seek_absolute(pf->file, offset); - fread(buffer, sizeof(char), length, pf->file); - - p = buffer; - endptr = p + length; - - /* Check for obj_num and obj_gen */ - { - const char *q = p; /* <== p */ - char *sp; - unsigned long n, g; - - skip_white(&q, endptr); - sp = parse_unsigned(&q, endptr); - if (!sp) { - RELEASE(buffer); - return NULL; - } - n = strtoul(sp, NULL, 10); - RELEASE(sp); - - skip_white(&q, endptr); - sp = parse_unsigned(&q, endptr); - if (!sp) { - RELEASE(buffer); - return NULL; - } - g = strtoul(sp, NULL, 10); - RELEASE(sp); - - if (obj_num && (n != obj_num || g != obj_gen)) { - RELEASE(buffer); - return NULL; - } - - p = q; /* ==> p */ - } - - - skip_white(&p, endptr); - if (memcmp(p, "obj", strlen("obj"))) { - WARN("Didn't find \"obj\"."); - RELEASE(buffer); - return NULL; - } - p += strlen("obj"); - - result = parse_pdf_object(&p, endptr, pf); - - skip_white(&p, endptr); - if (memcmp(p, "endobj", strlen("endobj"))) { - WARN("Didn't find \"endobj\"."); - if (result) - pdf_release_obj(result); - result = NULL; - } - RELEASE(buffer); - - return result; -} - -static pdf_obj * -read_objstm (pdf_file *pf, unsigned long num) -{ - unsigned long offset = pf->xref_table[num].field2; - unsigned short gen = pf->xref_table[num].field3; - long limit = next_object_offset(pf, num), n, first, *header = NULL; - char *data = NULL, *q; - const char *p, *endptr; - int i; - - pdf_obj *objstm, *dict, *type, *n_obj, *first_obj; - - objstm = pdf_read_object(num, gen, pf, offset, limit); - - if (!PDF_OBJ_STREAMTYPE(objstm)) - goto error; - - { - pdf_obj *tmp = pdf_stream_uncompress(objstm); - if (!tmp) - goto error; - pdf_release_obj(objstm); - objstm = tmp; - } - - dict = pdf_stream_dict(objstm); - - type = pdf_lookup_dict(dict, "Type"); - if (!PDF_OBJ_NAMETYPE(type) || - strcmp(pdf_name_value(type), "ObjStm")) - goto error; - - n_obj = pdf_lookup_dict(dict, "N"); - if (!PDF_OBJ_NUMBERTYPE(n_obj)) - goto error; - n = (long) pdf_number_value(n_obj); - - first_obj = pdf_lookup_dict(dict, "First"); - if (!PDF_OBJ_NUMBERTYPE(first_obj)) - goto error; - first = (long) pdf_number_value(first_obj); - /* reject object streams without object data */ - if (first >= pdf_stream_length(objstm)) - goto error; - - header = NEW(2*(n+1), long); - set_objstm_data(objstm, header); - *(header++) = n; - *(header++) = first; - - /* avoid parsing beyond offset table */ - data = NEW(first + 1, char); - memcpy(data, pdf_stream_dataptr(objstm), first); - data[first] = 0; - - p = data; - endptr = p + first; - i = 2*n; - while (i--) { - *(header++) = strtoul(p, &q, 10); - if (q == p) - goto error; - p = q; - } - - /* Any garbage after last entry? */ - skip_white(&p, endptr); - if (p != endptr) - goto error; - RELEASE(data); - - return pf->xref_table[num].direct = objstm; - - error: - WARN("Cannot parse object stream."); - if (data) - RELEASE(data); - if (objstm) - pdf_release_obj(objstm); - return NULL; -} - -/* Label without corresponding object definition are replaced by the - * null object, as required by the PDF spec. This is important to parse - * several cross-reference sections. - */ -static pdf_obj * -pdf_get_object (pdf_file *pf, unsigned long obj_num, unsigned short obj_gen) -{ - pdf_obj *result; - - if (!checklabel(pf, obj_num, obj_gen)) { - WARN("Trying to read nonexistent or deleted object: %lu %u", - obj_num, obj_gen); - return pdf_new_null(); - } - - if ((result = pf->xref_table[obj_num].direct)) { - return pdf_link_obj(result); - } - - if (pf->xref_table[obj_num].type == 1) { - /* type == 1 */ - unsigned long offset; - long limit; - offset = pf->xref_table[obj_num].field2; - limit = next_object_offset(pf, obj_num); - result = pdf_read_object(obj_num, obj_gen, pf, offset, limit); - } else { - /* type == 2 */ - unsigned long objstm_num = pf->xref_table[obj_num].field2; - unsigned short index = pf->xref_table[obj_num].field3; - pdf_obj *objstm; - long *data, n, first, length; - const char *p, *q; - - if (objstm_num >= pf->num_obj || - pf->xref_table[objstm_num].type != 1 || - !((objstm = pf->xref_table[objstm_num].direct) || - (objstm = read_objstm(pf, objstm_num)))) - goto error; - - data = get_objstm_data(objstm); - n = *(data++); - first = *(data++); - - if (index >= n || data[2*index] != obj_num) - goto error; - - length = pdf_stream_length(objstm); - p = (const char *) pdf_stream_dataptr(objstm) + first + data[2*index+1]; - q = p + (index == n-1 ? length : first+data[2*index+3]); - result = parse_pdf_object(&p, q, pf); - if (!result) - goto error; - } - - /* Make sure the caller doesn't free this object */ - pf->xref_table[obj_num].direct = pdf_link_obj(result); - - return result; - - error: - WARN("Could not read object from object stream."); - return pdf_new_null(); -} - -#define OBJ_FILE(o) (((pdf_indirect *)((o)->data))->pf) -#define OBJ_OBJ(o) (((pdf_indirect *)((o)->data))->obj) -#define OBJ_NUM(o) (((pdf_indirect *)((o)->data))->label) -#define OBJ_GEN(o) (((pdf_indirect *)((o)->data))->generation) - -static pdf_obj * -pdf_new_ref (pdf_obj *object) -{ - pdf_obj *result; - - if (object->label == 0) { - pdf_label_obj(object); - } - result = pdf_new_indirect(NULL, object->label, object->generation); - OBJ_OBJ(result) = object; - return result; -} - -/* pdf_deref_obj always returns a link instead of the original */ -/* It never return the null object, but the NULL pointer instead */ -pdf_obj * -pdf_deref_obj (pdf_obj *obj) -{ - int count = PDF_OBJ_MAX_DEPTH; - - if (obj) - obj = pdf_link_obj(obj); - - while (PDF_OBJ_INDIRECTTYPE(obj) && --count) { - pdf_file *pf = OBJ_FILE(obj); - if (pf) { - unsigned long obj_num = OBJ_NUM(obj); - unsigned short obj_gen = OBJ_GEN(obj); - pdf_release_obj(obj); - obj = pdf_get_object(pf, obj_num, obj_gen); - } else { - pdf_obj *next_obj = OBJ_OBJ(obj); - if (!next_obj) { - ERROR("Undefined object reference"); - } - pdf_release_obj(obj); - obj = pdf_link_obj(next_obj); - } - } - - if (!count) - ERROR("Loop in object hierarchy detected. Broken PDF file?"); - - if (PDF_OBJ_NULLTYPE(obj)) { - pdf_release_obj(obj); - return NULL; - } else - return obj; -} - -static void -extend_xref (pdf_file *pf, long new_size) -{ - unsigned long i; - - pf->xref_table = RENEW(pf->xref_table, new_size, xref_entry); - for (i = pf->num_obj; i < new_size; i++) { - pf->xref_table[i].direct = NULL; - pf->xref_table[i].indirect = NULL; - pf->xref_table[i].type = 0; - pf->xref_table[i].field3 = 0; - pf->xref_table[i].field2 = 0L; - } - pf->num_obj = new_size; -} - -static int -parse_xref_table (pdf_file *pf, long xref_pos) -{ - FILE *pdf_input_file = pf->file; - unsigned long first, size; - unsigned long i, offset; - unsigned int obj_gen; - char flag; - int r; - - /* - * This routine reads one xref segment. It may be called multiple times - * on the same file. xref tables sometimes come in pieces. - */ - - seek_absolute(pf->file, xref_pos); - - mfgets(work_buffer, WORK_BUFFER_SIZE, pdf_input_file); - if (memcmp(work_buffer, "xref", strlen("xref"))) { - /* Might be an xref stream and not an xref table */ - return 0; - } - /* Next line in file has first item and size of table */ - for (;;) { - unsigned long current_pos; - - current_pos = tell_position(pdf_input_file); - if (mfgets(work_buffer, WORK_BUFFER_SIZE, pdf_input_file) == NULL) { - WARN("Premature end of PDF file while parsing xref table."); - return -1; - } - if (!strncmp(work_buffer, "trailer", strlen ("trailer"))) { - /* - * Backup... This is ugly, but it seems like the safest thing to - * do. It is possible the trailer dictionary starts on the same - * logical line as the word trailer. In that case, the mfgets - * call might have started to read the trailer dictionary and - * parse_trailer would fail. - */ - seek_absolute(pdf_input_file, current_pos); - break; - } - sscanf(work_buffer, "%lu %lu", &first, &size); - if (pf->num_obj < first + size) { - extend_xref(pf, first + size); - } - - for (i = first; i < first + size; i++) { - fread(work_buffer, sizeof(char), 20, pdf_input_file); - /* - * Don't overwrite positions that have already been set by a - * modified xref table. We are working our way backwards - * through the reference table, so we only set "position" - * if it hasn't been set yet. - */ - work_buffer[19] = 0; - offset = 0UL; obj_gen = 0; flag = 0; - r = sscanf(work_buffer, "%010lu %05u %c", &offset, &obj_gen, &flag); - if ( r != 3 || - ((flag != 'n' && flag != 'f') || - (flag == 'n' && - (offset >= pf->file_size || (offset > 0 && offset < 4))))) { - WARN("Invalid xref table entry [%lu]. PDF file is corrupt...", i); - return -1; - } - if (!pf->xref_table[i].field2) { - pf->xref_table[i].type = (flag == 'n'); - pf->xref_table[i].field2 = offset; - pf->xref_table[i].field3 = obj_gen; - } - } - } - - return 1; -} - -static unsigned long -parse_xrefstm_field (const char **p, int length, unsigned long def) -{ - unsigned long val = 0; - - if (!length) - return def; - - while (length--) { - val <<= 8; - val |= (unsigned char) *((*p)++); - } - - return val; -} - -static int -parse_xrefstm_subsec (pdf_file *pf, - const char **p, long *length, - int *W, int wsum, - long first, long size) { - xref_entry *e; - - if ((*length -= wsum*size) < 0) - return -1; - - if (pf->num_obj < first+size) - extend_xref(pf, first+size); /* TODO: change! why? */ - - e = pf->xref_table + first; - while (size--) { - unsigned char type; - unsigned long field2; - unsigned short field3; - - type = (unsigned char) parse_xrefstm_field(p, W[0], 1); - if (type > 2) - WARN("Unknown cross-reference stream entry type."); - else if (!W[1] || (type != 1 && !W[2])) - return -1; - - field2 = (unsigned long) parse_xrefstm_field(p, W[1], 0); - field3 = (unsigned short) parse_xrefstm_field(p, W[2], 0); - - if (!e->field2) { - e->type = type; - e->field2 = field2; - e->field3 = field3; - } - e++; - } - - return 0; -} - -static int -parse_xref_stream (pdf_file *pf, long xref_pos, pdf_obj **trailer) -{ - pdf_obj *xrefstm, *size_obj, *W_obj, *index_obj; - unsigned long size; - long length; - int W[3], i, wsum = 0; - const char *p; - - xrefstm = pdf_read_object(0, 0, pf, xref_pos, pf->file_size); - if (!PDF_OBJ_STREAMTYPE(xrefstm)) - goto error; - - { - pdf_obj *tmp = pdf_stream_uncompress(xrefstm); - if (!tmp) - goto error; - pdf_release_obj(xrefstm); - xrefstm = tmp; - } - - *trailer = pdf_link_obj(pdf_stream_dict(xrefstm)); - - size_obj = pdf_lookup_dict(*trailer, "Size"); - if (!PDF_OBJ_NUMBERTYPE(size_obj)) - goto error; - size = (unsigned long) pdf_number_value(size_obj); - - length = pdf_stream_length(xrefstm); - - W_obj = pdf_lookup_dict(*trailer, "W"); - if (!PDF_OBJ_ARRAYTYPE(W_obj) || pdf_array_length(W_obj) != 3) - goto error; - - for (i = 0; i < 3; i++) { - pdf_obj *tmp = pdf_get_array(W_obj, i); - if (!PDF_OBJ_NUMBERTYPE(tmp)) - goto error; - wsum += (W[i] = (int) pdf_number_value(tmp)); - } - - p = pdf_stream_dataptr(xrefstm); - - index_obj = pdf_lookup_dict(*trailer, "Index"); - if (index_obj) { - unsigned int index_len; - if (!PDF_OBJ_ARRAYTYPE(index_obj) || - ((index_len = pdf_array_length(index_obj)) % 2 )) - goto error; - - i = 0; - while (i < index_len) { - pdf_obj *first = pdf_get_array(index_obj, i++); - size_obj = pdf_get_array(index_obj, i++); - if (!PDF_OBJ_NUMBERTYPE(first) || - !PDF_OBJ_NUMBERTYPE(size_obj) || - parse_xrefstm_subsec(pf, &p, &length, W, wsum, - (long) pdf_number_value(first), - (long) pdf_number_value(size_obj))) - goto error; - } - } else if (parse_xrefstm_subsec(pf, &p, &length, W, wsum, 0, size)) - goto error; - - if (length) - WARN("Garbage in xref stream."); - - pdf_release_obj(xrefstm); - - return 1; - - error: - WARN("Cannot parse cross-reference stream."); - if (xrefstm) - pdf_release_obj(xrefstm); - if (*trailer) { - pdf_release_obj(*trailer); - *trailer = NULL; - } - return 0; -} - -static pdf_obj * -read_xref (pdf_file *pf) -{ - pdf_obj *trailer = NULL, *main_trailer = NULL; - long xref_pos; - - if (!(xref_pos = find_xref(pf->file))) - goto error; - - while (xref_pos) { - pdf_obj *prev; - - int res = parse_xref_table(pf, xref_pos); - if (res > 0) { - /* cross-reference table */ - pdf_obj *xrefstm; - - if (!(trailer = parse_trailer(pf))) - goto error; - - if (!main_trailer) - main_trailer = pdf_link_obj(trailer); - - if ((xrefstm = pdf_lookup_dict(trailer, "XRefStm"))) { - pdf_obj *new_trailer = NULL; - if (PDF_OBJ_NUMBERTYPE(xrefstm) && - parse_xref_stream(pf, (long) pdf_number_value(xrefstm), - &new_trailer)) - pdf_release_obj(new_trailer); - else - WARN("Skipping hybrid reference section."); - /* Many PDF 1.5 xref streams use DecodeParms, which we cannot - parse. This way we can use at least xref tables in hybrid - documents. Or should we better stop parsing the file? - */ - } - - } else if (!res && parse_xref_stream(pf, xref_pos, &trailer)) { - /* cross-reference stream */ - if (!main_trailer) - main_trailer = pdf_link_obj(trailer); - } else - goto error; - - if ((prev = pdf_lookup_dict(trailer, "Prev"))) { - if (PDF_OBJ_NUMBERTYPE(prev)) - xref_pos = (long) pdf_number_value(prev); - else - goto error; - } else - xref_pos = 0; - - pdf_release_obj(trailer); - } - -#if 0 - if (!pdf_lookup_dict(main_trailer, "Root")) { - WARN("Trailer doesn't have catalog. Is this a correct PDF file?"); - goto error; - } -#endif - - return main_trailer; - - error: - WARN("Error while parsing PDF file."); - if (trailer) - pdf_release_obj(trailer); - if (main_trailer) - pdf_release_obj(main_trailer); - return NULL; -} - -static struct ht_table *pdf_files = NULL; - -static pdf_file * -pdf_file_new (FILE *file) -{ - pdf_file *pf; - ASSERT(file); - pf = NEW(1, pdf_file); - pf->file = file; - pf->trailer = NULL; - pf->xref_table = NULL; - pf->catalog = NULL; - pf->num_obj = 0; - pf->version = 0; - - seek_end(file); - pf->file_size = tell_position(file); - - return pf; -} - -static void -pdf_file_free (pdf_file *pf) -{ - unsigned long i; - - if (!pf) { - return; - } - - for (i = 0; i < pf->num_obj; i++) { - if (pf->xref_table[i].direct) - pdf_release_obj(pf->xref_table[i].direct); - if (pf->xref_table[i].indirect) - pdf_release_obj(pf->xref_table[i].indirect); - } - - RELEASE(pf->xref_table); - if (pf->trailer) { - pdf_release_obj(pf->trailer); - pf->trailer = NULL; - } - if (pf->catalog) { - pdf_release_obj(pf->catalog); - pf->catalog = NULL; - } - - RELEASE(pf); -} - -void -pdf_files_init (void) -{ - pdf_files = NEW(1, struct ht_table); - ht_init_table(pdf_files, (void (*)(void *)) pdf_file_free); -} - -int -pdf_file_get_version (pdf_file *pf) -{ - ASSERT(pf); - return pf->version; -} - -pdf_obj * -pdf_file_get_trailer (pdf_file *pf) -{ - ASSERT(pf); - return pf->trailer; -} - -pdf_obj * -pdf_file_get_catalog (pdf_file *pf) -{ - ASSERT(pf); - return pf->catalog; -} - -pdf_file * -pdf_open (const char *ident, FILE *file) -{ - pdf_file *pf; - - ASSERT(pdf_files); - - pf = (pdf_file *) ht_lookup_table(pdf_files, ident, strlen(ident)); - - if (pf) { - pf->file = file; - } else { - int version; - pdf_obj *new_version; - - version = check_for_pdf_version(file); - if (version < 0) { - WARN("Not a PDF file."); - return NULL; - } - - pf = pdf_file_new(file); - pf->version = version; - - if (!(pf->trailer = read_xref(pf))) - goto error; - - if (pdf_lookup_dict(pf->trailer, "Encrypt")) { - WARN("PDF document is encrypted."); - goto error; - } - - pf->catalog = pdf_deref_obj(pdf_lookup_dict(pf->trailer, "Root")); - if (!PDF_OBJ_DICTTYPE(pf->catalog)) { - WARN("Cannot read PDF document catalog. Broken PDF file?"); - goto error; - } - - new_version = pdf_deref_obj(pdf_lookup_dict(pf->catalog, "Version")); - if (new_version) { - unsigned int minor; - - if (!PDF_OBJ_NAMETYPE(new_version) || - sscanf(pdf_name_value(new_version), "1.%u", &minor) != 1) { - pdf_release_obj(new_version); - WARN("Illegal Version entry in document catalog. Broken PDF file?"); - goto error; - } - - if (pf->version < minor) - pf->version = minor; - - pdf_release_obj(new_version); - } - - ht_append_table(pdf_files, ident, strlen(ident), pf); - } - - return pf; - - error: - pdf_file_free(pf); - return NULL; -} - -void -pdf_close (pdf_file *pf) -{ - if (pf) - pf->file = NULL; -} - -void -pdf_files_close (void) -{ - ASSERT(pdf_files); - ht_clear_table(pdf_files); - RELEASE(pdf_files); -} - -static int -check_for_pdf_version (FILE *file) -{ - unsigned int minor; - - rewind(file); - - return (ungetc(fgetc(file), file) == '%' && - fscanf(file, "%%PDF-1.%u", &minor) == 1) ? minor : -1; -} - -int -check_for_pdf (FILE *file) -{ - return (check_for_pdf_version(file) >= 0); -} - -static int CDECL -import_dict (pdf_obj *key, pdf_obj *value, void *pdata) -{ - pdf_obj *copy; - pdf_obj *tmp; - - copy = (pdf_obj *) pdata; - - tmp = pdf_import_object(value); - if (!tmp) { - return -1; - } - pdf_add_dict(copy, pdf_link_obj(key), tmp); - - return 0; -} - -static pdf_obj loop_marker = { PDF_OBJ_INVALID, 0, 0, 0, 0, NULL }; - -static pdf_obj * -pdf_import_indirect (pdf_obj *object) -{ - pdf_file *pf = OBJ_FILE(object); - unsigned long obj_num = OBJ_NUM(object); - unsigned short obj_gen = OBJ_GEN(object); - - pdf_obj *ref; - - ASSERT(pf); - - if (!checklabel(pf, obj_num, obj_gen)) { - WARN("Can't resolve object: %lu %u", obj_num, obj_gen); - return pdf_new_null(); - } - - if ((ref = pf->xref_table[obj_num].indirect)) { - if (ref == &loop_marker) - ERROR("Loop in object hierarchy detected. Broken PDF file?"); - return pdf_link_obj(ref); - } else { - pdf_obj *obj, *tmp; - - obj = pdf_get_object(pf, obj_num, obj_gen); - - /* We mark the reference to be able to detect loops */ - pf->xref_table[obj_num].indirect = &loop_marker; - - tmp = pdf_import_object(obj); - - pf->xref_table[obj_num].indirect = ref = pdf_ref_obj(tmp); - - pdf_release_obj(tmp); - pdf_release_obj(obj); - - return pdf_link_obj(ref); - } -} - -/* - * pdf_import_object recursively copies the object and those - * referenced by it and changes the indirect references so that - * they refer to the current output file. New indirect references - * are remembered, which avoids duplicating objects when they - * are imported several times. - */ -pdf_obj * -pdf_import_object (pdf_obj *object) -{ - pdf_obj *imported; - pdf_obj *tmp; - int i; - - switch (pdf_obj_typeof(object)) { - - case PDF_INDIRECT: - if (OBJ_FILE(object)) { - imported = pdf_import_indirect(object); - } else { - imported = pdf_link_obj(object); - } - break; - - case PDF_STREAM: - { - pdf_obj *stream_dict; - - tmp = pdf_import_object(pdf_stream_dict(object)); - if (!tmp) - return NULL; - - imported = pdf_new_stream(0); - stream_dict = pdf_stream_dict(imported); - pdf_merge_dict(stream_dict, tmp); - pdf_release_obj(tmp); - pdf_add_stream(imported, - pdf_stream_dataptr(object), - pdf_stream_length(object)); - } - break; - - case PDF_DICT: - - imported = pdf_new_dict(); - if (pdf_foreach_dict(object, import_dict, imported) < 0) { - pdf_release_obj(imported); - return NULL; - } - - break; - - case PDF_ARRAY: - - imported = pdf_new_array(); - for (i = 0; i < pdf_array_length(object); i++) { - tmp = pdf_import_object(pdf_get_array(object, i)); - if (!tmp) { - pdf_release_obj(imported); - return NULL; - } - pdf_add_array(imported, tmp); - } - break; - - default: - imported = pdf_link_obj(object); - } - - return imported; -} - - -/* returns 0 if indirect references point to the same object */ -int -pdf_compare_reference (pdf_obj *ref1, pdf_obj *ref2) -{ - pdf_indirect *data1, *data2; - - ASSERT(PDF_OBJ_INDIRECTTYPE(ref1) && PDF_OBJ_INDIRECTTYPE(ref2)); - - data1 = (pdf_indirect *) ref1->data; - data2 = (pdf_indirect *) ref2->data; - - return data1->pf != data2->pf || data1->label != data2->label - || data1->generation != data2->generation; -} diff --git a/Build/source/texk/dvipdf-x/xsrc/pdfobj.h b/Build/source/texk/dvipdf-x/xsrc/pdfobj.h deleted file mode 100644 index e95a1bf8196..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/pdfobj.h +++ /dev/null @@ -1,208 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2007-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#ifndef _PDFOBJ_H_ -#define _PDFOBJ_H_ - -#include <stdio.h> - -/* Here is the complete list of PDF object types */ - -#define PDF_BOOLEAN 1 -#define PDF_NUMBER 2 -#define PDF_STRING 3 -#define PDF_NAME 4 -#define PDF_ARRAY 5 -#define PDF_DICT 6 -#define PDF_STREAM 7 -#define PDF_NULL 8 -#define PDF_INDIRECT 9 -#define PDF_UNDEFINED 10 - -#define PDF_OBJ_INVALID 0 - -#define STREAM_COMPRESS (1 << 0) - -/* A deeper object hierarchy will be considered as (illegal) loop. */ -#define PDF_OBJ_MAX_DEPTH 30 - -typedef struct pdf_obj pdf_obj; -typedef struct pdf_file pdf_file; - -/* External interface to pdf routines */ - -extern int pdf_obj_get_verbose (void); -extern void pdf_obj_set_verbose (void); -extern void pdf_error_cleanup (void); - -extern void pdf_out_init (const char *filename, int do_encryption); -extern void pdf_out_flush (void); -extern void pdf_set_version (unsigned version); -extern unsigned pdf_get_version (void); - -extern void pdf_release_obj (pdf_obj *object); -extern int pdf_obj_typeof (pdf_obj *object); - -#define PDF_OBJ_NUMBERTYPE(o) ((o) && pdf_obj_typeof((o)) == PDF_NUMBER) -#define PDF_OBJ_BOOLEANTYPE(o) ((o) && pdf_obj_typeof((o)) == PDF_BOOLEAN) -#define PDF_OBJ_STRINGTYPE(o) ((o) && pdf_obj_typeof((o)) == PDF_STRING) -#define PDF_OBJ_NAMETYPE(o) ((o) && pdf_obj_typeof((o)) == PDF_NAME) -#define PDF_OBJ_ARRAYTYPE(o) ((o) && pdf_obj_typeof((o)) == PDF_ARRAY) -#define PDF_OBJ_NULLTYPE(o) ((o) && pdf_obj_typeof((o)) == PDF_NULL) -#define PDF_OBJ_DICTTYPE(o) ((o) && pdf_obj_typeof((o)) == PDF_DICT) -#define PDF_OBJ_STREAMTYPE(o) ((o) && pdf_obj_typeof((o)) == PDF_STREAM) -#define PDF_OBJ_INDIRECTTYPE(o) ((o) && pdf_obj_typeof((o)) == PDF_INDIRECT) -#define PDF_OBJ_UNDEFINED(o) ((o) && pdf_obj_typeof((o)) == PDF_UNDEFINED) - -#define PDF_OBJ_TYPEOF(o) pdf_obj_typeof((o)) - - -extern pdf_obj *pdf_ref_obj (pdf_obj *object); -extern pdf_obj *pdf_link_obj (pdf_obj *object); -extern void pdf_transfer_label (pdf_obj *dst, pdf_obj *src); - -extern pdf_obj *pdf_new_undefined (void); - -extern pdf_obj *pdf_new_null (void); - -extern pdf_obj *pdf_new_boolean (char value); -#if 0 -extern void pdf_set_boolean (pdf_obj *object, char value); -#endif -extern char pdf_boolean_value (pdf_obj *object); - -extern pdf_obj *pdf_new_number (double value); -extern void pdf_set_number (pdf_obj *object, double value); -extern double pdf_number_value (pdf_obj *number); - -extern pdf_obj *pdf_new_string (const void *str, unsigned length); -extern void pdf_set_string (pdf_obj *object, unsigned char *str, unsigned length); -extern void *pdf_string_value (pdf_obj *object); -extern unsigned pdf_string_length (pdf_obj *object); - -/* Name does not include the / */ -extern pdf_obj *pdf_new_name (const char *name); -#if 0 -extern void pdf_set_name (pdf_obj *object, const char *name); -#endif -extern char *pdf_name_value (pdf_obj *object); - -extern pdf_obj *pdf_new_array (void); -/* pdf_add_dict requires key but pdf_add_array does not. - * pdf_add_array always append elements to array. - * They should be pdf_put_array(array, idx, element) and - * pdf_put_dict(dict, key, value) - */ -extern void pdf_add_array (pdf_obj *array, pdf_obj *object); -#if 0 -extern void pdf_put_array (pdf_obj *array, unsigned idx, pdf_obj *object); -#endif -extern pdf_obj *pdf_get_array (pdf_obj *array, long idx); -extern unsigned pdf_array_length (pdf_obj *array); - -extern void pdf_unshift_array (pdf_obj *array, pdf_obj *object); -#if 0 -extern pdf_obj *pdf_shift_array (pdf_obj *array); -extern pdf_obj *pdf_pop_array (pdf_obj *array); -#endif - -extern pdf_obj *pdf_new_dict (void); -extern void pdf_remove_dict (pdf_obj *dict, const char *key); -extern void pdf_merge_dict (pdf_obj *dict1, pdf_obj *dict2); -extern pdf_obj *pdf_lookup_dict (pdf_obj *dict, const char *key); -extern pdf_obj *pdf_dict_keys (pdf_obj *dict); - -/* pdf_add_dict() want pdf_obj as key, however, key must always be name - * object and pdf_lookup_dict() and pdf_remove_dict() uses const char as - * key. This strange difference seems come from pdfdoc that first allocate - * name objects frequently used (maybe 1000 times) such as /Type and does - * pdf_link_obj() it rather than allocate/free-ing them each time. But I - * already removed that. - */ -extern int pdf_add_dict (pdf_obj *dict, pdf_obj *key, pdf_obj *value); -#if 0 -extern void pdf_put_dict (pdf_obj *dict, const char *key, pdf_obj *value); -#endif - -/* Apply proc(key, value, pdata) for each key-value pairs in dict, stop if proc() - * returned non-zero value (and that value is returned). PDF object is passed for - * key to allow modification (fix) of key. - */ -extern int pdf_foreach_dict (pdf_obj *dict, - int (*proc) (pdf_obj *, pdf_obj *, void *), - void *pdata); - -extern pdf_obj *pdf_new_stream (int flags); -extern void pdf_add_stream (pdf_obj *stream, - const void *stream_data_ptr, - long stream_data_len); -#if HAVE_ZLIB -extern int pdf_add_stream_flate (pdf_obj *stream, - const void *stream_data_ptr, - long stream_data_len); -#endif -extern int pdf_concat_stream (pdf_obj *dst, pdf_obj *src); -extern pdf_obj *pdf_stream_dict (pdf_obj *stream); -extern long pdf_stream_length (pdf_obj *stream); -#if 0 -extern void pdf_stream_set_flags (pdf_obj *stream, int flags); -extern int pdf_stream_get_flags (pdf_obj *stream); -#endif -extern const void *pdf_stream_dataptr (pdf_obj *stream); - -#if 0 -extern int pdf_stream_pop_filter (pdf_obj *stream); -#endif - -/* Compare label of two indirect reference object. - */ -extern int pdf_compare_reference (pdf_obj *ref1, pdf_obj *ref2); - -/* The following routines are not appropriate for pdfobj. - */ - -extern void pdf_set_compression (int level); - -extern void pdf_set_info (pdf_obj *obj); -extern void pdf_set_id (pdf_obj *id); -extern void pdf_set_root (pdf_obj *obj); -extern void pdf_set_encrypt (pdf_obj *encrypt); - -extern void pdf_files_init (void); -extern void pdf_files_close (void); -extern int check_for_pdf (FILE *file); -extern pdf_file *pdf_open (const char *ident, FILE *file); -extern void pdf_close (pdf_file *pf); -extern pdf_obj *pdf_file_get_trailer (pdf_file *pf); -extern int pdf_file_get_version (pdf_file *pf); -extern pdf_obj *pdf_file_get_catalog (pdf_file *pf); - -extern pdf_obj *pdf_deref_obj (pdf_obj *object); -extern pdf_obj *pdf_import_object (pdf_obj *object); - -extern int pdfobj_escape_str (char *buffer, int size, const unsigned char *s, int len); - -extern pdf_obj *pdf_new_indirect (pdf_file *pf, unsigned long label, unsigned short generation); - -#endif /* _PDFOBJ_H_ */ diff --git a/Build/source/texk/dvipdf-x/xsrc/pdfparse.c b/Build/source/texk/dvipdf-x/xsrc/pdfparse.c deleted file mode 100644 index 98ad0240e50..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/pdfparse.c +++ /dev/null @@ -1,1078 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#if HAVE_CONFIG_H -#include "config.h" -#endif - -#include <ctype.h> -#include <string.h> - -#include "system.h" -#include "mem.h" -#include "error.h" - -#include "numbers.h" - -#include "mfileio.h" - -#include "pdfobj.h" -#include "pdfdoc.h" -#include "pdfdev.h" - -#include "pdfparse.h" - -/* PDF */ -#ifdef is_space -#undef is_space -#endif -#ifdef is_delim -#undef is_delim -#endif - -#define is_space(c) ((c) == ' ' || (c) == '\t' || (c) == '\f' || \ - (c) == '\r' || (c) == '\n' || (c) == '\0') -#define is_delim(c) ((c) == '(' || (c) == '/' || \ - (c) == '<' || (c) == '>' || \ - (c) == '[' || (c) == ']' || \ - (c) == '%') -#define PDF_TOKEN_END(p,e) ((p) >= (e) || is_space(*(p)) || is_delim(*(p))) - -#define istokensep(c) (is_space((c)) || is_delim((c))) - -static struct { - int tainted; -} parser_state = { - 0 -}; - -static int xtoi (char ch); - -static const char *save = NULL; - -void -dump (const char *start, const char *end) -{ - const char *p = start; - -#define DUMP_LIMIT 50 - MESG("\nCurrent input buffer is -->"); - while (p < end && p < start + DUMP_LIMIT) - MESG("%c", *(p++)); - if (p == start+DUMP_LIMIT) - MESG("..."); - MESG("<--\n"); -} - -#define SAVE(s,e) do {\ - save = (s);\ - } while (0) -#define DUMP_RESTORE(s,e) do {\ - dump(save, end);\ - (s) = save;\ - } while (0) - -void -skip_line (const char **start, const char *end) -{ - while (*start < end && **start != '\n' && **start != '\r') - (*start)++; - /* The carriage return (CR; \r; 0x0D) and line feed (LF; \n; 0x0A) - * characters, also called newline characters, are treated as - * end-of-line (EOL) markers. The combination of a carriage return - * followed immediately by a line feed is treated as one EOL marker. - */ - if (*start < end && **start == '\r') - (*start)++; - if (*start < end && **start == '\n') - (*start)++; -} - -void -skip_white (const char **start, const char *end) -{ - /* - * The null (NUL; 0x00) character is a white-space character in PDF spec - * but isspace(0x00) returns FALSE; on the other hand, the vertical tab - * (VT; 0x0B) character is not a white-space character in PDF spec but - * isspace(0x0B) returns TRUE. - */ - while (*start < end && (is_space(**start) || **start == '%')) { - if (**start == '%') - skip_line(start, end); - else - (*start)++; - } -} - - -static char * -parsed_string (const char *start, const char *end) -{ - char *result = NULL; - int len; - - len = end - start; - if (len > 0) { - result = NEW(len + 1, char); - memcpy(result, start, len); - result[len] = '\0'; - } - - return result; -} - -char * -parse_number (const char **start, const char *end) -{ - char *number; - const char *p; - - skip_white(start, end); - p = *start; - if (p < end && (*p == '+' || *p == '-')) - p++; - while (p < end && isdigit(*p)) - p++; - if (p < end && *p == '.') { - p++; - while (p < end && isdigit(*p)) - p++; - } - number = parsed_string(*start, p); - - *start = p; - return number; -} - -char * -parse_unsigned (const char **start, const char *end) -{ - char *number; - const char *p; - - skip_white(start, end); - for (p = *start; p < end; p++) { - if (!isdigit(*p)) - break; - } - number = parsed_string(*start, p); - - *start = p; - return number; -} - -static char * -parse_gen_ident (const char **start, const char *end, const char *valid_chars) -{ - char *ident; - const char *p; - - /* No skip_white(start, end)? */ - for (p = *start; p < end; p++) { - if (!strchr(valid_chars, *p)) - break; - } - ident = parsed_string(*start, p); - - *start = p; - return ident; -} - -char * -parse_ident (const char **start, const char *end) -{ - static const char *valid_chars = - "!\"#$&'*+,-.0123456789:;=?@ABCDEFGHIJKLMNOPQRSTUVWXYZ\\^_`abcdefghijklmnopqrstuvwxyz|~"; - - return parse_gen_ident(start, end, valid_chars); -} - -char * -parse_val_ident (const char **start, const char *end) -{ - static const char *valid_chars = - "!\"#$&'*+,-./0123456789:;?@ABCDEFGHIJKLMNOPQRSTUVWXYZ\\^_`abcdefghijklmnopqrstuvwxyz|~"; - - return parse_gen_ident(start, end, valid_chars); -} - -char * -parse_opt_ident (const char **start, const char *end) -{ - if (*start < end && **start == '@') { - (*start)++; - return parse_ident(start, end); - } - - return NULL; -} - -#define DDIGITS_MAX 10 -pdf_obj * -parse_pdf_number (const char **pp, const char *endptr) -{ - const char *p; - unsigned long ipart = 0, dpart = 0; - int nddigits = 0, sign = 1; - int has_dot = 0; - static double ipot[DDIGITS_MAX+1] = { - 1.0, - 0.1, - 0.01, - 0.001, - 0.0001, - 0.00001, - 0.000001, - 0.0000001, - 0.00000001, - 0.000000001, - 0.0000000001 - }; - - p = *pp; - skip_white(&p, endptr); - if (p >= endptr || - (!isdigit(p[0]) && p[0] != '.' && - p[0] != '+' && p[0] != '-')) { - WARN("Could not find a numeric object."); - return NULL; - } - - if (p[0] == '-') { - if (p + 1 >= endptr) { - WARN("Could not find a numeric object."); - return NULL; - } - sign = -1; - p++; - } else if (p[0] == '+') { - if (p + 1 >= endptr) { - WARN("Could not find a numeric object."); - return NULL; - } - sign = 1; - p++; - } - - while (p < endptr && !istokensep(p[0])) { - if (p[0] == '.') { - if (has_dot) { /* Two dots */ - WARN("Could not find a numeric object."); - return NULL; - } else { - has_dot = 1; - } - } else if (isdigit(p[0])) { - if (has_dot) { - if (nddigits == DDIGITS_MAX && pdf_obj_get_verbose() > 1) { - WARN("Number with more than %d fractional digits.", DDIGITS_MAX); - } else if (nddigits < DDIGITS_MAX) { - dpart = dpart * 10 + p[0] - '0'; - nddigits++; - } /* Ignore decimal digits more than DDIGITS_MAX */ - } else { - ipart = ipart * 10 + p[0] - '0'; - } - } else { - WARN("Could not find a numeric object."); - return NULL; - } - p++; - } - - *pp = p; - return pdf_new_number((double) sign * (((double ) ipart) + dpart * ipot[nddigits])); -} - -/* - * PDF Name: - * - * PDF-1.2+: Two hexadecimal digits preceded by a number sign. - */ -static int -pn_getc (const char **pp, const char *endptr) -{ - int ch = 0; - const char *p; - - p = *pp; - if (p[0] == '#') { - if (p + 2 >= endptr) { - *pp = endptr; - return -1; - } - if (!isxdigit(p[1]) || !isxdigit(p[2])) { - *pp += 3; - return -1; - } - ch = (xtoi(p[1]) << 4); - ch += xtoi(p[2]); - *pp += 3; - } else { - ch = p[0]; - *pp += 1; - } - - return ch; -} - -#ifndef PDF_NAME_LEN_MAX -#define PDF_NAME_LEN_MAX 128 -#endif - -#ifndef PDF_STRING_LEN_MAX -#define PDF_STRING_LEN_MAX 65535 -#endif - -#define STRING_BUFFER_SIZE PDF_STRING_LEN_MAX+1 -static char sbuf[PDF_STRING_LEN_MAX+1]; - - -pdf_obj * -parse_pdf_name (const char **pp, const char *endptr) -{ - char name[PDF_NAME_LEN_MAX+1]; - int ch, len = 0; - - skip_white(pp, endptr); - if (*pp >= endptr || **pp != '/') { - WARN("Could not find a name object."); - return NULL; - } - - (*pp)++; - while (*pp < endptr && !istokensep(**pp)) { - ch = pn_getc(pp, endptr); - if (ch < 0 || ch > 0xff) { - WARN("Invalid char in PDF name object. (ignored)"); - } else if (ch == 0) { - WARN("Null char not allowed in PDF name object. (ignored)"); - } else if (len < STRING_BUFFER_SIZE) { - if (len == PDF_NAME_LEN_MAX) { - WARN("PDF name length too long. (>= %d bytes)", PDF_NAME_LEN_MAX); - } - name[len++] = ch; - } else { - WARN("PDF name length too long. (>= %d bytes, truncated)", - STRING_BUFFER_SIZE); - } - } - if (len < 1) { - WARN("No valid name object found."); - return NULL; - } - name[len] = '\0'; - - return pdf_new_name(name); -} - -pdf_obj * -parse_pdf_boolean (const char **pp, const char *endptr) -{ - skip_white(pp, endptr); - if (*pp + 4 <= endptr && - !strncmp(*pp, "true", 4)) { - if (*pp + 4 == endptr || - istokensep(*(*pp + 4))) { - *pp += 4; - return pdf_new_boolean(1); - } - } else if (*pp + 5 <= endptr && - !strncmp(*pp, "false", 5)) { - if (*pp + 5 == endptr || - istokensep(*(*pp + 5))) { - *pp += 5; - return pdf_new_boolean(0); - } - } - - WARN("Not a boolean object."); - - return NULL; -} - -pdf_obj * -parse_pdf_null (const char **pp, const char *endptr) -{ - skip_white(pp, endptr); - if (*pp + 4 > endptr) { - WARN("Not a null object."); - return NULL; - } else if (*pp + 4 < endptr && - !istokensep(*(*pp+4))) { - WARN("Not a null object."); - return NULL; - } else if (!strncmp(*pp, "null", 4)) { - *pp += 4; - return pdf_new_null(); - } - - WARN("Not a null object."); - - return NULL; -} - -/* - * PDF Literal String - */ -#ifndef isodigit -#define isodigit(c) ((c) >= '0' && (c) <= '7') -#endif -static int -ps_getescc (const char **pp, const char *endptr) -{ - int ch, i; - const char *p; - - p = *pp + 1; /* backslash assumed. */ - switch (p[0]) { - case 'n': ch = '\n'; p++; break; - case 'r': ch = '\r'; p++; break; - case 't': ch = '\t'; p++; break; - case 'b': ch = '\b'; p++; break; - case 'f': ch = '\f'; p++; break; - - /* - * An end-of-line marker preceded by a backslash must be ignored. - */ - case '\n': - ch = -1; - p++; - break; - case '\r': - ch = -1; - p++; - if (p < endptr && p[0] == '\n') - p++; - break; - default: - if (p[0] == '\\' || - p[0] == '(' || p[0] == ')') { - ch = p[0]; - p++; - } else if (isodigit(p[0])) { - ch = 0; - /* Don't forget isodigit() is a macro. */ - for (i = 0; i < 3 && - p < endptr && isodigit(p[0]); i++) { - ch = (ch << 3) + (p[0] - '0'); - p++; - } - ch = (ch & 0xff); /* Ignore overflow. */ - } else { - ch = ((unsigned char) p[0]); /* Ignore only backslash. */ - p++; - } - } - - *pp = p; - return ch; -} - -static pdf_obj * -parse_pdf_literal_string (const char **pp, const char *endptr) -{ - int ch, op_count = 0, len = 0; - const char *p; - - p = *pp; - - skip_white(&p, endptr); - - if (p >= endptr || p[0] != '(') - return NULL; - - p++; - - /* - * Accroding to the PDF spec., an end-of-line marker, not preceded - * by a backslash, must be converted to single \n. - */ - while (p < endptr) { - - ch = p[0]; - - if (ch == ')' && op_count < 1) - break; - -#ifndef PDF_PARSE_STRICT - if (parser_state.tainted) { - if (p + 1 < endptr && (ch & 0x80)) { - if (len + 2 >= PDF_STRING_LEN_MAX) { - WARN("PDF string length too long. (limit: %ld)", - PDF_STRING_LEN_MAX); - return NULL; - } - sbuf[len++] = p[0]; - sbuf[len++] = p[1]; - p += 2; - continue; - } - } -#endif /* !PDF_PARSE_STRICT */ - - if (len + 1 >= PDF_STRING_LEN_MAX) { - WARN("PDF string length too long. (limit: %ld)", - PDF_STRING_LEN_MAX); - return NULL; - } - - switch (ch) { - case '\\': - ch = ps_getescc(&p, endptr); - if (ch >= 0) - sbuf[len++] = (ch & 0xff); - break; - case '\r': - p++; - if (p < endptr && p[0] == '\n') - p++; - sbuf[len++] = '\n'; - break; - default: - if (ch == '(') - op_count++; - else if (ch == ')') - op_count--; - sbuf[len++] = ch; - p++; - break; - } - } - - if (op_count > 0 || - p >= endptr || p[0] != ')') { - WARN("Unbalanced parens/truncated PDF literal string."); - return NULL; - } - - *pp = p + 1; - return pdf_new_string(sbuf, len); -} - -/* - * PDF Hex String - */ -static int -xtoi (char ch) -{ - if (ch >= '0' && ch <= '9') - return ch - '0'; - if (ch >= 'A' && ch <= 'F') - return (ch - 'A') + 10; - if (ch >= 'a' && ch <= 'f') - return (ch - 'a') + 10; - - return -1; -} - -static pdf_obj * -parse_pdf_hex_string (const char **pp, const char *endptr) -{ - const char *p; - long len; - - p = *pp; - - skip_white(&p, endptr); - if (p >= endptr || p[0] != '<') - return NULL; - - p++; - - len = 0; - /* - * PDF Reference does not describe how to treat invalid char. - * Zero is appended if final hex digit is missing. - */ - while (p < endptr && p[0] != '>' && len < PDF_STRING_LEN_MAX) { - int ch; - - skip_white(&p, endptr); - if (p >= endptr || p[0] == '>') - break; - - ch = (xtoi(p[0]) << 4); - p++; - - skip_white(&p, endptr); - if (p < endptr && p[0] != '>') { - ch += xtoi(p[0]); - p++; - } - sbuf[len++] = (ch & 0xff); - } - - if (p >= endptr) { - WARN("Premature end of input hex string."); - return NULL; - } else if (p[0] != '>') { - WARN("PDF string length too long. (limit: %ld)", PDF_STRING_LEN_MAX); - return NULL; - } - - *pp = p + 1; - return pdf_new_string(sbuf, len); -} - -pdf_obj * -parse_pdf_string (const char **pp, const char *endptr) -{ - skip_white(pp, endptr); - if (*pp + 2 <= endptr) { - if (**pp == '(') - return parse_pdf_literal_string(pp, endptr); - else if (**pp == '<' && - (*(*pp + 1) == '>' || isxdigit(*(*pp + 1)))) { - return parse_pdf_hex_string(pp, endptr); - } - } - - WARN("Could not find a string object."); - - return NULL; -} - -#ifndef PDF_PARSE_STRICT -pdf_obj * -parse_pdf_tainted_dict (const char **pp, const char *endptr) -{ - pdf_obj *result; - - parser_state.tainted = 1; - result = parse_pdf_dict(pp, endptr, NULL); - parser_state.tainted = 0; - - return result; -} -#else /* PDF_PARSE_STRICT */ -pdf_obj * -parse_pdf_tainted_dict (const char **pp, const char *endptr) -{ - return parse_pdf_dict(pp, endptr, NULL); -} -#endif /* !PDF_PARSE_STRICT */ - -pdf_obj * -parse_pdf_dict (const char **pp, const char *endptr, pdf_file *pf) -{ - pdf_obj *result = NULL; - const char *p; - - p = *pp; - - skip_white(&p, endptr); - - /* At least four letter <<>>. */ - if (p + 4 > endptr || - p[0] != '<' || p[1] != '<') { - return NULL; - } - p += 2; - - result = pdf_new_dict(); - - skip_white(&p, endptr); - while (p < endptr && p[0] != '>') { - pdf_obj *key, *value; - - skip_white(&p, endptr); - key = parse_pdf_name(&p, endptr); - if (!key) { - WARN("Could not find a key in dictionary object."); - pdf_release_obj(result); - return NULL; - } - - skip_white(&p, endptr); - - value = parse_pdf_object(&p, endptr, pf); - if (!value) { - pdf_release_obj(key); - pdf_release_obj(value); - pdf_release_obj(result); - WARN("Could not find a value in dictionary object."); - return NULL; - } - pdf_add_dict(result, key, value); - - skip_white(&p, endptr); - } - - if (p + 2 > endptr || - p[0] != '>' || p[1] != '>') { - WARN("Syntax error: Dictionary object ended prematurely."); - pdf_release_obj(result); - return NULL; - } - - *pp = p + 2; /* skip >> */ - return result; -} - -pdf_obj * -parse_pdf_array (const char **pp, const char *endptr, pdf_file *pf) -{ - pdf_obj *result; - const char *p; - - p = *pp; - - skip_white(&p, endptr); - if (p + 2 > endptr || p[0] != '[') { - WARN("Could not find an array object."); - return NULL; - } - - result = pdf_new_array(); - - p++; - skip_white(&p, endptr); - - while (p < endptr && p[0] != ']') { - pdf_obj *elem; - - elem = parse_pdf_object(&p, endptr, pf); - if (!elem) { - pdf_release_obj(result); - WARN("Could not find a valid object in array object."); - return NULL; - } - pdf_add_array(result, elem); - - skip_white(&p, endptr); - } - - if (p >= endptr || p[0] != ']') { - WARN("Array object ended prematurely."); - pdf_release_obj(result); - return NULL; - } - - *pp = p + 1; /* skip ] */ - return result; -} - -static pdf_obj * -parse_pdf_stream (const char **pp, const char *endptr, pdf_obj *dict, pdf_file *pf) -{ - pdf_obj *result = NULL; - const char *p; - pdf_obj *stream_dict; - long stream_length; - - p = *pp; - skip_white(&p, endptr); - if (p + 6 > endptr || - strncmp(p, "stream", 6)) { - return NULL; - } - p += 6; - - /* Carrige return alone is not allowed after keyword "stream". - * See, PDF Reference, 4th ed., version 1.5, p. 36. - */ - if (p < endptr && p[0] == '\n') { - p++; - } else if (p + 1 < endptr && - (p[0] == '\r' && p[1] == '\n')) { - p += 2; - } -#ifndef PDF_PARSE_STRICT - else { - /* TeX translate end-of-line marker to a single space. */ - if (parser_state.tainted) { - if (p < endptr && p[0] == ' ') { - p++; - } - } - } - /* The end-of-line marker not mandatory? */ -#endif /* !PDF_PARSE_STRICT */ - - /* Stream length */ - { - pdf_obj *tmp, *tmp2; - - tmp = pdf_lookup_dict(dict, "Length"); - - if (tmp != NULL) { - tmp2 = pdf_deref_obj(tmp); - if (pdf_obj_typeof(tmp2) != PDF_NUMBER) - stream_length = -1; - else { - stream_length = (long) pdf_number_value(tmp2); - } - pdf_release_obj(tmp2); - } -#ifndef PDF_PARSE_STRICT - else if (p + 9 <= endptr) - { - /* - * This was added to allow TeX users to write PDF stream object - * directly in their TeX source. This violates PDF spec. - */ - const char *q; - - stream_length = -1; - for (q = endptr - 1; q >= p + 8; q--) { - if (q[0] != 'm') - continue; - else { - if (!memcmp(q - 8, "endstrea", 8)) { - /* The end-of-line marker is not skipped here. There are - * no way to decide if it is a part of the stream or not. - */ - stream_length = ((long) (q - p)) - 8; - break; - } - } - } - } -#endif /* !PDF_PARSE_STRICT */ - else { - return NULL; - } - } - - - if (stream_length < 0 || - p + stream_length > endptr) - return NULL; - - /* - * If Filter is not applied, set STREAM_COMPRESS flag. - * Should we use filter for ASCIIHexEncode/ASCII85Encode-ed streams? - */ - { - pdf_obj *filters; - - filters = pdf_lookup_dict(dict, "Filter"); - if (!filters && stream_length > 10) { - result = pdf_new_stream(STREAM_COMPRESS); - } else { - result = pdf_new_stream(0); - } - } - - stream_dict = pdf_stream_dict(result); - pdf_merge_dict(stream_dict, dict); - - pdf_add_stream(result, p, stream_length); - p += stream_length; - - /* Check "endsteam" */ - { - /* - * It is an error if the stream contained too much data except there - * may be an extra end-of-line marker before the keyword "endstream". - */ -#ifdef PDF_PARSE_STRICT - if (p < endptr && p[0] == '\r') - p++; - if (p < endptr && p[0] == '\n') - p++; -#else /* !PDF_PARSE_STRICT */ - /* - * This may skip data starting with '%' and terminated by a - * '\r' or '\n' or '\r\n'. The PDF syntax rule should not be - * applied to the content of the stream data. - * TeX may have converted end-of-line to single white space. - */ - skip_white(&p, endptr); -#endif /* !PDF_PARSE_STRICT */ - - if (p + 9 > endptr || - memcmp(p, "endstream", 9)) { - pdf_release_obj(result); - return NULL; - } - p += 9; - } - - *pp = p; - return result; -} - -#ifndef PDF_PARSE_STRICT - -/* PLEASE REMOVE THIS */ -#include "specials.h" - -/* This is not PDF indirect reference. */ -static pdf_obj * -parse_pdf_reference (const char **start, const char *end) -{ - pdf_obj *result = NULL; - char *name; - - SAVE(*start, end); - - skip_white(start, end); - name = parse_opt_ident(start, end); - if (name) { - result = spc_lookup_reference(name); - if (!result) { - WARN("Could not find the named reference (@%s).", name); - DUMP_RESTORE(*start, end); - } - RELEASE(name); - } else { - WARN("Could not find a reference name."); - DUMP_RESTORE(*start, end); - result = NULL; - } - - return result; -} -#endif /* !PDF_PARSE_STRICT */ - -static pdf_obj * -try_pdf_reference (const char *start, const char *end, const char **endptr, pdf_file *pf) -{ - unsigned long id = 0; - unsigned short gen = 0; - - ASSERT(pf); - - if (endptr) - *endptr = start; - - skip_white(&start, end); - if (start > end - 5 || !isdigit(*start)) { - return NULL; - } - while (!is_space(*start)) { - if (start >= end || !isdigit(*start)) { - return NULL; - } - id = id * 10 + (*start - '0'); - start++; - } - - skip_white(&start, end); - if (start >= end || !isdigit(*start)) - return NULL; - while (!is_space(*start)) { - if (start >= end || !isdigit(*start)) - return NULL; - gen = gen * 10 + (*start - '0'); - start++; - } - - skip_white(&start, end); - if (start >= end || *start != 'R') - return NULL; - start++; - if (!PDF_TOKEN_END(start, end)) - return NULL; - - if (endptr) - *endptr = start; - - return pdf_new_indirect(pf, id, gen); -} - -pdf_obj * -parse_pdf_object (const char **pp, const char *endptr, pdf_file *pf) -/* If pf is NULL, then indirect references are not allowed */ -{ - pdf_obj *result = NULL; - const char *nextptr; - - skip_white(pp, endptr); - if (*pp >= endptr) { - WARN("Could not find any valid object."); - return NULL; - } - - switch (**pp) { - - case '<': - - if (*(*pp + 1) != '<') { - result = parse_pdf_hex_string(pp, endptr); - } else { - pdf_obj *dict; - - result = parse_pdf_dict(pp, endptr, pf); - skip_white(pp, endptr); - if ( result && - *pp <= endptr - 15 && - !memcmp(*pp, "stream", 6)) { - dict = result; - result = parse_pdf_stream(pp, endptr, dict, pf); - pdf_release_obj(dict); - } - } - - break; - case '(': - result = parse_pdf_string(pp, endptr); - break; - case '[': - result = parse_pdf_array(pp, endptr, pf); - break; - case '/': - result = parse_pdf_name(pp, endptr); - break; - case 'n': - result = parse_pdf_null(pp, endptr); - break; - case 't': case 'f': - result = parse_pdf_boolean(pp, endptr); - break; - case '+': case '-': case '.': - result = parse_pdf_number(pp, endptr); - break; - case '0': case '1': case '2': case '3': case '4': - case '5': case '6': case '7': case '8': case '9': - - /* - * If pf != NULL, then we are parsing a PDF file, - * and indirect references are allowed. - */ - if (pf && (result = try_pdf_reference(*pp, endptr, &nextptr, pf))) { - *pp = nextptr; - } else { - result = parse_pdf_number(pp, endptr); - } - break; - - case '@': - -#ifndef PDF_PARSE_STRICT - result = parse_pdf_reference(pp, endptr); -#endif /* !PDF_PARSE_STRICT */ - break; - - default: - WARN("Unknown PDF object type."); - result = NULL; - } - - return result; -} - diff --git a/Build/source/texk/dvipdf-x/xsrc/pdfximage.c b/Build/source/texk/dvipdf-x/xsrc/pdfximage.c deleted file mode 100644 index 6f3e6d3558f..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/pdfximage.c +++ /dev/null @@ -1,945 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2007-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include "system.h" -#include "error.h" -#include "mem.h" - -#include "dpxfile.h" - -#include "pdfobj.h" - -#include "pdfdoc.h" -#include "pdfdev.h" -#include "pdfdraw.h" - -#include "epdf.h" -#include "mpost.h" -#include "pngimage.h" -#include "jpegimage.h" -#include "bmpimage.h" - -#include "pdfximage.h" - -/* From psimage.h */ -static int check_for_ps (FILE *fp); -static int ps_include_page (pdf_ximage *ximage); - - -#define IMAGE_TYPE_UNKNOWN -1 -#define IMAGE_TYPE_PDF 0 -#define IMAGE_TYPE_JPEG 1 -#define IMAGE_TYPE_PNG 2 -#define IMAGE_TYPE_MPS 4 -#define IMAGE_TYPE_EPS 5 -#define IMAGE_TYPE_BMP 6 - - -struct attr_ -{ - long width, height; - double xdensity, ydensity; - pdf_rect bbox; -}; - -struct pdf_ximage_ -{ - char *ident; - char res_name[16]; - long page_no; - - int subtype; - - struct attr_ attr; - - char *filename; - pdf_obj *reference; - pdf_obj *resource; - pdf_obj *attr_dict; - - char tempfile; -}; - - -/* verbose, verbose, verbose... */ -struct opt_ -{ - int verbose; - char *cmdtmpl; -}; - -static struct opt_ _opts = { - 0, NULL -}; - -void pdf_ximage_set_verbose (void) { _opts.verbose++; } - - -struct ic_ -{ - int count, capacity; - pdf_ximage *ximages; -}; - -static struct ic_ _ic = { - 0, 0, NULL -}; - -static void -pdf_init_ximage_struct (pdf_ximage *I, - const char *ident, const char *filename, - long page_no, pdf_obj *dict) -{ - if (ident) { - I->ident = NEW(strlen(ident)+1, char); - strcpy(I->ident, ident); - } else - I ->ident = NULL; - I->page_no = page_no; - if (filename) { - I->filename = NEW(strlen(filename)+1, char); - strcpy(I->filename, filename); - } else - I->filename = NULL; - I->subtype = -1; - memset(I->res_name, 0, 16); - I->reference = NULL; - I->resource = NULL; - I->attr_dict = dict; - - I->attr.width = I->attr.height = 0; - I->attr.xdensity = I->attr.ydensity = 1.0; - I->attr.bbox.llx = I->attr.bbox.lly = 0; - I->attr.bbox.urx = I->attr.bbox.ury = 0; - - I->tempfile = 0; -} - -static void -pdf_set_ximage_tempfile (pdf_ximage *I, const char *filename) -{ - if (I->filename) - RELEASE(I->filename); - I->filename = NEW(strlen(filename)+1, char); - strcpy(I->filename, filename); - I->tempfile = 1; -} - -static void -pdf_clean_ximage_struct (pdf_ximage *I) -{ - if (I->ident) - RELEASE(I->ident); - if (I->filename) - RELEASE(I->filename); - if (I->reference) - pdf_release_obj(I->reference); - if (I->resource) - pdf_release_obj(I->resource); - if (I->attr_dict) - pdf_release_obj(I->attr_dict); - pdf_init_ximage_struct(I, NULL, NULL, 0, NULL); -} - - -void -pdf_init_images (void) -{ - struct ic_ *ic = &_ic; - ic->count = 0; - ic->capacity = 0; - ic->ximages = NULL; -} - -void -pdf_close_images (void) -{ - struct ic_ *ic = &_ic; - if (ic->ximages) { - int i; - for (i = 0; i < ic->count; i++) { - pdf_ximage *I = ic->ximages+i; - if (I->tempfile) { - /* - * It is important to remove temporary files at the end because - * we cache file names. Since we use mkstemp to create them, we - * might get the same file name again if delete the first file. - * (This happens on NetBSD, reported by Jukka Salmi.) - * We also use this to convert a PS file only once if multiple - * pages are imported from that file. - */ - if (_opts.verbose > 1 && keep_cache != 1) - MESG("pdf_image>> deleting temporary file \"%s\"\n", I->filename); - dpx_delete_temp_file(I->filename, false); /* temporary filename freed here */ - I->filename = NULL; - } - pdf_clean_ximage_struct(I); - } - RELEASE(ic->ximages); - ic->ximages = NULL; - ic->count = ic->capacity = 0; - } - - if (_opts.cmdtmpl) - RELEASE(_opts.cmdtmpl); - _opts.cmdtmpl = NULL; -} - - -static int -source_image_type (FILE *fp) -{ - int format = IMAGE_TYPE_UNKNOWN; - - rewind(fp); - /* - * Make sure we check for PS *after* checking for MP since - * MP is a special case of PS. - */ - if (check_for_jpeg(fp)) - { - format = IMAGE_TYPE_JPEG; - } -#ifdef HAVE_LIBPNG - else if (check_for_png(fp)) - { - format = IMAGE_TYPE_PNG; - } -#endif - else if (check_for_bmp(fp)) - { - format = IMAGE_TYPE_BMP; - } else if (check_for_pdf(fp)) { - format = IMAGE_TYPE_PDF; - } else if (check_for_mp(fp)) { - format = IMAGE_TYPE_MPS; - } else if (check_for_ps(fp)) { - format = IMAGE_TYPE_EPS; - } else { - format = IMAGE_TYPE_UNKNOWN; - } - rewind(fp); - - return format; -} - -static int -load_image (const char *ident, const char *fullname, int format, FILE *fp, - long page_no, pdf_obj *dict) -{ - struct ic_ *ic = &_ic; - int id = -1; /* ret */ - pdf_ximage *I; - - id = ic->count; - if (ic->count >= ic->capacity) { - ic->capacity += 16; - ic->ximages = RENEW(ic->ximages, ic->capacity, pdf_ximage); - } - - I = &ic->ximages[id]; - pdf_init_ximage_struct(I, ident, fullname, page_no, dict); - - switch (format) { - case IMAGE_TYPE_JPEG: - if (_opts.verbose) - MESG("[JPEG]"); - if (jpeg_include_image(I, fp) < 0) - goto error; - I->subtype = PDF_XOBJECT_TYPE_IMAGE; - break; -#ifdef HAVE_LIBPNG - case IMAGE_TYPE_PNG: - if (_opts.verbose) - MESG("[PNG]"); - if (png_include_image(I, fp) < 0) - goto error; - I->subtype = PDF_XOBJECT_TYPE_IMAGE; - break; -#endif - case IMAGE_TYPE_BMP: - if (_opts.verbose) - MESG("[BMP]"); - if (bmp_include_image(I, fp) < 0) - goto error; - I->subtype = PDF_XOBJECT_TYPE_IMAGE; - break; - case IMAGE_TYPE_PDF: - if (_opts.verbose) - MESG("[PDF]"); - { - int result = pdf_include_page(I, fp, fullname); - if (result > 0) - /* PDF version too recent */ - result = ps_include_page(I); - if (result < 0) - goto error; - } - if (_opts.verbose) - MESG(",Page:%ld", I->page_no); - I->subtype = PDF_XOBJECT_TYPE_FORM; - break; - // case IMAGE_TYPE_EPS: - default: - if (_opts.verbose) - MESG(format == IMAGE_TYPE_EPS ? "[PS]" : "[UNKNOWN]"); - if (ps_include_page(I) < 0) - goto error; - if (_opts.verbose) - MESG(",Page:%ld", I->page_no); - I->subtype = PDF_XOBJECT_TYPE_FORM; - } - - switch (I->subtype) { - case PDF_XOBJECT_TYPE_IMAGE: - sprintf(I->res_name, "Im%d", id); - break; - case PDF_XOBJECT_TYPE_FORM: - sprintf(I->res_name, "Fm%d", id); - break; - default: - ERROR("Unknown XObject subtype: %d", I->subtype); - goto error; - } - - ic->count++; - - return id; - - error: - pdf_clean_ximage_struct(I); - return -1; -} - - -#define dpx_find_file(n,d,s) (kpse_find_pict((n))) -#define dpx_fopen(n,m) (MFOPEN((n),(m))) -#define dpx_fclose(f) (MFCLOSE((f))) - -int -pdf_ximage_findresource (const char *ident, long page_no, pdf_obj *dict) -{ - struct ic_ *ic = &_ic; - int id = -1; - pdf_ximage *I; - char *fullname, *f = NULL; - int format; - FILE *fp; - - for (id = 0; id < ic->count; id++) { - I = &ic->ximages[id]; - if (I->ident && !strcmp(ident, I->ident)) { - f = I->filename; - if (I->page_no == page_no && I->attr_dict == dict) { - return id; - } - } - } - - if (f) { - /* we already have converted this file; f is the temporary file name */ - fullname = NEW(strlen(f)+1, char); - strcpy(fullname, f); - } else { - /* try loading image */ - fullname = dpx_find_file(ident, "_pic_", ""); - if (!fullname) { - WARN("Error locating image file \"%s\"", ident); - return -1; - } - } - - fp = dpx_fopen(fullname, FOPEN_RBIN_MODE); - if (!fp) { - WARN("Error opening image file \"%s\"", fullname); - RELEASE(fullname); - return -1; - } - if (_opts.verbose) { - MESG("(Image:%s", ident); - if (_opts.verbose > 1) - MESG("[%s]", fullname); - } - - format = source_image_type(fp); - switch (format) { - case IMAGE_TYPE_MPS: - if (_opts.verbose) - MESG("[MPS]"); - id = mps_include_page(ident, fp); - if (id < 0) { - WARN("Try again with the distiller."); - format = IMAGE_TYPE_EPS; - rewind(fp); - } else - break; - default: - id = load_image(ident, fullname, format, fp, page_no, dict); - break; - } - dpx_fclose(fp); - - RELEASE(fullname); - - if (_opts.verbose) - MESG(")"); - - if (id < 0) - WARN("pdf: image inclusion failed for \"%s\".", ident); - - return id; -} - -/* Reference: PDF Reference 1.5 v6, pp.321--322 - * - * TABLE 4.42 Additional entries specific to a type 1 form dictionary - * - * BBox rectangle (Required) An array of four numbers in the form coordinate - * system, giving the coordinates of the left, bottom, right, - * and top edges, respectively, of the form XObject's bounding - * box. These boundaries are used to clip the form XObject and - * to determine its size for caching. - * - * Matrix array (Optional) An array of six numbers specifying the form - * matrix, which maps form space into user space. - * Default value: the identity matrix [1 0 0 1 0 0]. - */ -void -pdf_ximage_init_form_info (xform_info *info) -{ - info->flags = 0; - info->bbox.llx = 0; - info->bbox.lly = 0; - info->bbox.urx = 0; - info->bbox.ury = 0; - info->matrix.a = 1.0; - info->matrix.b = 0.0; - info->matrix.c = 0.0; - info->matrix.d = 1.0; - info->matrix.e = 0.0; - info->matrix.f = 0.0; -} - -/* Reference: PDF Reference 1.5 v6, pp.303--306 - * - * TABLE 4.42 Additional entries specific to an image dictionary - * - * Width integer (Required) The width of the image, in samples. - * - * Height integer (Required) The height of the image, in samples. - * - * ColorSpace name or array - * (Required for images, except those that use the JPXDecode - * filter; not allowed for image masks) The color space in - * which image samples are specified. This may be any type - * of color space except Patter. - * - * If the image uses the JPXDecode filter, this entry is - * optional. - * - * BitsPerComponent integer - * (Required except for image masks and images that use the - * JPXDecode filter) The number of bits used to represent - * each color component. Only a single value may be specified; - * the number of bits is the same for all color components. - * Valid values are 1,2,4,8, and (in PDF1.5) 16. If ImageMask - * is true, this entry is optional, and if speficified, its - * value must be 1. - * - * If the image stream uses the JPXDecode filter, this entry - * is optional and ignored if present. The bit depth is - * determined in the process of decoding the JPEG2000 image. - */ -void -pdf_ximage_init_image_info (ximage_info *info) -{ - info->flags = 0; - info->width = 0; - info->height = 0; - info->bits_per_component = 0; - info->num_components = 0; - info->min_dpi = 0; - info->xdensity = info->ydensity = 1.0; -} - -void -pdf_ximage_set_image (pdf_ximage *I, void *image_info, pdf_obj *resource) -{ - pdf_obj *dict; - ximage_info *info = image_info; - - if (!PDF_OBJ_STREAMTYPE(resource)) - ERROR("Image XObject must be of stream type."); - - I->subtype = PDF_XOBJECT_TYPE_IMAGE; - - I->attr.width = info->width; /* The width of the image, in samples */ - I->attr.height = info->height; /* The height of the image, in samples */ - I->attr.xdensity = info->xdensity; - I->attr.ydensity = info->ydensity; - - I->reference = pdf_ref_obj(resource); - - dict = pdf_stream_dict(resource); - pdf_add_dict(dict, pdf_new_name("Type"), pdf_new_name("XObject")); - pdf_add_dict(dict, pdf_new_name("Subtype"), pdf_new_name("Image")); - pdf_add_dict(dict, pdf_new_name("Width"), pdf_new_number(info->width)); - pdf_add_dict(dict, pdf_new_name("Height"), pdf_new_number(info->height)); - pdf_add_dict(dict, pdf_new_name("BitsPerComponent"), - pdf_new_number(info->bits_per_component)); - if (I->attr_dict) - pdf_merge_dict(dict, I->attr_dict); - - pdf_release_obj(resource); /* Caller don't know we are using reference. */ - I->resource = NULL; -} - -void -pdf_ximage_set_form (pdf_ximage *I, void *form_info, pdf_obj *resource) -{ - xform_info *info = form_info; - - I->subtype = PDF_XOBJECT_TYPE_FORM; - - I->attr.bbox.llx = info->bbox.llx; - I->attr.bbox.lly = info->bbox.lly; - I->attr.bbox.urx = info->bbox.urx; - I->attr.bbox.ury = info->bbox.ury; - - I->reference = pdf_ref_obj(resource); - - pdf_release_obj(resource); /* Caller don't know we are using reference. */ - I->resource = NULL; -} - -long -pdf_ximage_get_page (pdf_ximage *I) -{ - return I->page_no; -} - -#define CHECK_ID(c,n) do {\ - if ((n) < 0 || (n) >= (c)->count) {\ - ERROR("Invalid XObject ID: %d", (n));\ - }\ -} while (0) -#define GET_IMAGE(c,n) (&((c)->ximages[(n)])) - -pdf_obj * -pdf_ximage_get_reference (int id) -{ - struct ic_ *ic = &_ic; - pdf_ximage *I; - - CHECK_ID(ic, id); - - I = GET_IMAGE(ic, id); - if (!I->reference) - I->reference = pdf_ref_obj(I->resource); - - return pdf_link_obj(I->reference); -} - -/* called from pdfdoc.c only for late binding */ -int -pdf_ximage_defineresource (const char *ident, - int subtype, void *info, pdf_obj *resource) -{ - struct ic_ *ic = &_ic; - int id; - pdf_ximage *I; - - id = ic->count; - if (ic->count >= ic->capacity) { - ic->capacity += 16; - ic->ximages = RENEW(ic->ximages, ic->capacity, pdf_ximage); - } - - I = &ic->ximages[id]; - - pdf_init_ximage_struct(I, ident, NULL, 0, NULL); - - switch (subtype) { - case PDF_XOBJECT_TYPE_IMAGE: - pdf_ximage_set_image(I, info, resource); - sprintf(I->res_name, "Im%d", id); - break; - case PDF_XOBJECT_TYPE_FORM: - pdf_ximage_set_form (I, info, resource); - sprintf(I->res_name, "Fm%d", id); - break; - default: - ERROR("Unknown XObject subtype: %d", subtype); - } - ic->count++; - - return id; -} - - -char * -pdf_ximage_get_resname (int id) -{ - struct ic_ *ic = &_ic; - pdf_ximage *I; - - CHECK_ID(ic, id); - - I = GET_IMAGE(ic, id); - - return I->res_name; -} - -int -pdf_ximage_get_subtype (int id) -{ - struct ic_ *ic = &_ic; - pdf_ximage *I; - - CHECK_ID(ic, id); - - I = GET_IMAGE(ic, id); - - return I->subtype; -} - -void -pdf_ximage_set_attr (int id, long width, long height, double xdensity, double ydensity, double llx, double lly, double urx, double ury) -{ - struct ic_ *ic = &_ic; - pdf_ximage *I; - - CHECK_ID(ic, id); - - I = GET_IMAGE(ic, id); - I->attr.width = width; - I->attr.height = height; - I->attr.xdensity = xdensity; - I->attr.ydensity = ydensity; - I->attr.bbox.llx = llx; - I->attr.bbox.lly = lly; - I->attr.bbox.urx = urx; - I->attr.bbox.ury = ury; -} - -/* depth... - * Dvipdfm treat "depth" as "yoffset" for pdf:image and pdf:uxobj - * not as vertical dimension of scaled image. (And there are bugs.) - * This part contains incompatibile behaviour than dvipdfm! - */ -#define EBB_DPI 72 - -static void -scale_to_fit_I (pdf_tmatrix *T, - transform_info *p, - pdf_ximage *I) -{ - double s_x, s_y, d_x, d_y; - double wd0, ht0, dp, xscale, yscale; - - if (p->flags & INFO_HAS_USER_BBOX) { - wd0 = p->bbox.urx - p->bbox.llx; - ht0 = p->bbox.ury - p->bbox.lly; - xscale = I->attr.width * I->attr.xdensity / wd0; - yscale = I->attr.height * I->attr.ydensity / ht0; - d_x = -p->bbox.llx / wd0; - d_y = -p->bbox.lly / ht0; - } else { - wd0 = I->attr.width * I->attr.xdensity; - ht0 = I->attr.height * I->attr.ydensity; - xscale = yscale = 1.0; - d_x = 0.0; - d_y = 0.0; - } - - if (wd0 == 0.0) { - WARN("Image width=0.0!"); - wd0 = 1.0; - } - if (ht0 == 0.0) { - WARN("Image height=0.0!"); - ht0 = 1.0; - } - - if ( (p->flags & INFO_HAS_WIDTH ) && - (p->flags & INFO_HAS_HEIGHT) ) { - s_x = p->width * xscale; - s_y = (p->height + p->depth) * yscale; - dp = p->depth * yscale; - } else if ( p->flags & INFO_HAS_WIDTH ) { - s_x = p->width * xscale; - s_y = s_x * ((double)I->attr.height / I->attr.width); - dp = 0.0; - } else if ( p->flags & INFO_HAS_HEIGHT) { - s_y = (p->height + p->depth) * yscale; - s_x = s_y * ((double)I->attr.width / I->attr.height); - dp = p->depth * yscale; - } else { - s_x = wd0; - s_y = ht0; - dp = 0.0; - } - T->a = s_x; T->c = 0.0; - T->b = 0.0; T->d = s_y; - T->e = d_x * s_x / xscale; T->f = d_y * s_y / yscale - dp; - - return; -} - - -static void -scale_to_fit_F (pdf_tmatrix *T, - transform_info *p, - pdf_ximage *I) -{ - double s_x, s_y, d_x, d_y; - double wd0, ht0, dp; - - if (p->flags & INFO_HAS_USER_BBOX) { - wd0 = p->bbox.urx - p->bbox.llx; - ht0 = p->bbox.ury - p->bbox.lly; - d_x = -p->bbox.llx; - d_y = -p->bbox.lly; - } else { - wd0 = I->attr.bbox.urx - I->attr.bbox.llx; - ht0 = I->attr.bbox.ury - I->attr.bbox.lly; - d_x = 0.0; - d_y = 0.0; - } - - if (wd0 == 0.0) { - WARN("Image width=0.0!"); - wd0 = 1.0; - } - if (ht0 == 0.0) { - WARN("Image height=0.0!"); - ht0 = 1.0; - } - - if ( (p->flags & INFO_HAS_WIDTH ) && - (p->flags & INFO_HAS_HEIGHT) ) { - s_x = p->width / wd0; - s_y = (p->height + p->depth) / ht0; - dp = p->depth; - } else if ( p->flags & INFO_HAS_WIDTH ) { - s_x = p->width / wd0; - s_y = s_x; - dp = 0.0; - } else if ( p->flags & INFO_HAS_HEIGHT) { - s_y = (p->height + p->depth) / ht0; - s_x = s_y; - dp = p->depth; - } else { - s_x = s_y = 1.0; - dp = 0.0; - } - - T->a = s_x; T->c = 0.0; - T->b = 0.0; T->d = s_y; - T->e = s_x * d_x; T->f = s_y * d_y - dp; - - return; -} - - -/* called from pdfdev.c and spc_html.c */ -int -pdf_ximage_scale_image (int id, - pdf_tmatrix *M, /* return value for trans matrix */ - pdf_rect *r, /* return value for clipping */ - transform_info *p /* argument from specials */ - ) -{ - struct ic_ *ic = &_ic; - pdf_ximage *I; - - CHECK_ID(ic, id); - - I = GET_IMAGE(ic, id); - - pdf_setmatrix(M, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0); - - switch (I->subtype) { - /* Reference: PDF Reference 1.5 v6, p.302 - * - * An image can be placed on the output page in any desired position, - * orientation, and size by using the cm operator to modify the current - * transformation matrix (CTM) so as to map the unit square of user space - * to the rectangle or parallelogram in which the image is to be painted. - * - * There is neither BBox nor Matrix key in the image XObject. - * Everything must be controlled by the cm operator. - * - * The argument [p] contains the user-defined bounding box, the scailing - * factor of which is bp as EPS and PDF. On the other hand, I->attr - * contains the (sampling) width and the (sampling) height of the image. - * - * There is no problem if a bitmap image has density information. - * Otherwise, DVIPDFM's ebb generates bounding box as 100px = 72bp = 1in. - * In this case, screen captured images look bad. Moreover, DVIPDFM's ebb - * ignores all density information and use just 100px = 72bp = 1in. - * - * On the other hand, pdfTeX uses 100px = 100bp to get a better quality - * for screen captured images. - * - * DVIPDFMx's xbb generates bounding box as 100px = 100bp in the same - * way as pdfTeX. Furthermore, it takes care of density information too. - */ - case PDF_XOBJECT_TYPE_IMAGE: - scale_to_fit_I(M, p, I); - if (p->flags & INFO_HAS_USER_BBOX) { - r->llx = p->bbox.llx / (I->attr.width * I->attr.xdensity); - r->lly = p->bbox.lly / (I->attr.height * I->attr.ydensity); - r->urx = p->bbox.urx / (I->attr.width * I->attr.xdensity); - r->ury = p->bbox.ury / (I->attr.height * I->attr.ydensity); - } else { - r->llx = 0.0; - r->lly = 0.0; - r->urx = 1.0; - r->ury = 1.0; - } - break; - /* User-defined transformation and clipping are controlled by - * the cm operator and W operator, explicitly */ - case PDF_XOBJECT_TYPE_FORM: - scale_to_fit_F(M, p, I); - if (p->flags & INFO_HAS_USER_BBOX) { - r->llx = p->bbox.llx; - r->lly = p->bbox.lly; - r->urx = p->bbox.urx; - r->ury = p->bbox.ury; - } else { /* I->attr.bbox from the image bounding box */ - r->llx = I->attr.bbox.llx; - r->lly = I->attr.bbox.lly; - r->urx = I->attr.bbox.urx; - r->ury = I->attr.bbox.ury; - } - break; - } - - return 0; -} - - -/* Migrated from psimage.c */ - -void set_distiller_template (char *s) -{ - if (_opts.cmdtmpl) - RELEASE(_opts.cmdtmpl); - if (!s || *s == '\0') - _opts.cmdtmpl = NULL; - else { - _opts.cmdtmpl = NEW(strlen(s) + 1, char); - strcpy(_opts.cmdtmpl, s); - } - return; -} - -char *get_distiller_template (void) -{ - return _opts.cmdtmpl; -} - -static int -ps_include_page (pdf_ximage *ximage) -{ - char *distiller_template = _opts.cmdtmpl; - char *filename = ximage->filename; - char *temp; - FILE *fp; - int error = 0; - struct stat stat_o, stat_t; - - if (!distiller_template) { - WARN("No image converter available for converting file \"%s\" to PDF format.", filename); - WARN(">> Please check if you have 'D' option in config file."); - return -1; - } - - temp = dpx_create_fix_temp_file(filename); - if (!temp) { - WARN("Failed to create temporary file for image conversion: %s", filename); - return -1; - } - - if (keep_cache != -1 && stat(temp, &stat_t)==0 && stat(filename, &stat_o)==0 - && stat_t.st_mtime > stat_o.st_mtime) { - /* cache exist */ - /*printf("\nLast file modification: %s", ctime(&stat_o.st_mtime)); - printf("Last file modification: %s", ctime(&stat_t.st_mtime));*/ - ; - } else { - if (_opts.verbose > 1) { - MESG("\n"); - MESG("pdf_image>> Converting file \"%s\" --> \"%s\" via:\n", filename, temp); - MESG("pdf_image>> %s\n", distiller_template); - MESG("pdf_image>> ..."); - } - error = dpx_file_apply_filter(distiller_template, filename, temp, - (unsigned char) pdf_get_version()); - if (error) { - WARN("Image format conversion for \"%s\" failed...", filename); - dpx_delete_temp_file(temp, true); - return error; - } - } - - fp = MFOPEN(temp, FOPEN_RBIN_MODE); - if (!fp) { - WARN("Could not open conversion result \"%s\" for image \"%s\". Why?", temp, filename); - dpx_delete_temp_file(temp, true); - return -1; - } - pdf_set_ximage_tempfile(ximage, temp); - error = pdf_include_page(ximage, fp, temp); - MFCLOSE(fp); - - /* See pdf_close_images for why we cannot delete temporary files here. */ - - RELEASE(temp); - - if (error) { - WARN("Failed to include image file \"%s\"", filename); - WARN(">> Please check if"); - WARN(">> %s", distiller_template); - WARN(">> %%o = output filename, %%i = input filename, %%b = input filename without suffix"); - WARN(">> can really convert \"%s\" to PDF format image.", filename); - } - - return error; -} - -static int check_for_ps (FILE *image_file) -{ - rewind (image_file); - mfgets (work_buffer, WORK_BUFFER_SIZE, image_file); - if (!strncmp (work_buffer, "%!", 2)) - return 1; - return 0; -} diff --git a/Build/source/texk/dvipdf-x/xsrc/pdfximage.h b/Build/source/texk/dvipdf-x/xsrc/pdfximage.h deleted file mode 100644 index 6341605b57a..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/pdfximage.h +++ /dev/null @@ -1,95 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2007-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#ifndef _PDFXIMAGE_H_ -#define _PDFXIMAGE_H_ - -#include "pdfdev.h" - -#define PDF_XOBJECT_TYPE_FORM 0 -#define PDF_XOBJECT_TYPE_IMAGE 1 - -typedef struct { - int flags; - - long width; - long height; - - int bits_per_component; - int num_components; - - long min_dpi; /* NOT USED YET */ - - double xdensity, ydensity; /* scale factor for bp */ -} ximage_info; - -typedef struct { - int flags; - - pdf_rect bbox; - pdf_tmatrix matrix; -} xform_info; - -typedef struct pdf_ximage_ pdf_ximage; - -extern void pdf_ximage_set_verbose (void); - -extern void pdf_init_images (void); -extern void pdf_close_images (void); - -extern char *pdf_ximage_get_resname (int xobj_id); -extern int pdf_ximage_get_subtype (int xobj_id); -extern pdf_obj *pdf_ximage_get_reference (int xobj_id); - - -extern int pdf_ximage_findresource (const char *ident, long page_no, - pdf_obj *dict); -extern int pdf_ximage_defineresource (const char *ident, int subtype, - void *cdata, pdf_obj *resource); - -/* Called by pngimage, jpegimage, epdf, mpost, etc. */ -extern void pdf_ximage_init_image_info (ximage_info *info); -extern void pdf_ximage_init_form_info (xform_info *info); -extern void pdf_ximage_set_image (pdf_ximage *ximage, void *info, pdf_obj *resource); -extern void pdf_ximage_set_form (pdf_ximage *ximage, void *info, pdf_obj *resource); -extern long pdf_ximage_get_page (pdf_ximage *I); - -/* from psimage.h */ -extern void set_distiller_template (char *s); -extern char *get_distiller_template (void); - -extern int -pdf_ximage_scale_image (int id, - pdf_tmatrix *M, /* ret */ - pdf_rect *r, /* ret */ - transform_info *p /* arg */ - ); - -/* from dvipdfmx.c */ -extern void pdf_ximage_disable_ebb (void); - -/* from spc_pdfm.c */ -extern int pdf_ximage_get_subtype (int xobj_id); -extern void pdf_ximage_set_attr (int xobj_id, long width, long height, double xdensity, double ydensity, double llx, double lly, double urx, double ury); -#endif /* _PDFXIMAGE_H_ */ diff --git a/Build/source/texk/dvipdf-x/xsrc/pngimage.c b/Build/source/texk/dvipdf-x/xsrc/pngimage.c deleted file mode 100644 index f60983a7c40..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/pngimage.c +++ /dev/null @@ -1,1013 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#if HAVE_CONFIG_H -#include "config.h" -#endif - -/* - * PNG SUPPORT - * - * All bitdepth less than 16 is supported. - * Supported color types are: PALETTE, RGB, GRAY, RGB_ALPHA, GRAY_ALPHA. - * Supported ancillary chunks: tRNS, cHRM + gAMA, (sRGB), (iCCP) - * - * gAMA support is available only when cHRM exists. cHRM support is not - * tested well. CalRGB/CalGray colorspace is used for PNG images that - * have cHRM chunk (but not sRGB). - * - * LIMITATIONS - * - * Recent version of PDF (>= 1.5) support 16 bpc, but 16 bit bitdepth PNG - * images are automatically converted to 8 bit bitpedth image. - * - * TODO - * - * sBIT ? iTXT, tEXT and tIME as MetaData ?, pHYS (see below) - * 16 bpc support for PDF-1.5. JBIG compression for monochrome image. - * Predictor for deflate ? - */ - -#include "system.h" -#include "error.h" -#include "mem.h" - -#include "pdfcolor.h" -#include "pdfobj.h" - -#define PNG_DEBUG_STR "PNG" -#define PNG_DEBUG 3 - -#ifdef HAVE_LIBPNG - -/* - * Write, MNG, Progressive not required. - */ -#define PNG_NO_WRITE_SUPPORTED -#define PNG_NO_MNG_FEATURES -#define PNG_NO_PROGRESSIVE_READ -#if 0 -/* 16_TO_8 required. */ -#define PNG_NO_READ_TRANSFORMS -#endif - -#include <png.h> -#include "pngimage.h" - -#include "pdfximage.h" - -#define PDF_TRANS_TYPE_NONE 0 -#define PDF_TRANS_TYPE_BINARY 1 -#define PDF_TRANS_TYPE_ALPHA 2 - -/* ColorSpace */ -static pdf_obj *create_cspace_Indexed (png_structp png_ptr, png_infop info_ptr); - -/* CIE-Based: CalRGB/CalGray - * - * We ignore gAMA if cHRM is not found. - */ -static pdf_obj *create_cspace_CalRGB (png_structp png_ptr, png_infop info_ptr); -static pdf_obj *create_cspace_CalGray (png_structp png_ptr, png_infop info_ptr); -static pdf_obj *make_param_Cal (png_byte color_type, - double G, - double xw, double yw, - double xr, double yr, - double xg, double yg, - double xb, double yb); - -/* sRGB: - * - * We (and PDF) do not have direct sRGB support. The sRGB color space can be - * precisely represented by ICC profile, but we use approximate CalRGB color - * space. - */ -static pdf_obj *create_cspace_sRGB (png_structp png_ptr, png_infop info_ptr); -static pdf_obj *get_rendering_intent (png_structp png_ptr, png_infop info_ptr); - -/* ICCBased: - * - * Not supported yet. - * Must check if ICC profile is valid and can be imported to PDF. - * There are few restrictions (should be applied to PNG too?) in ICC profile - * support in PDF. Some information should be obtained from profile. - */ -static pdf_obj *create_cspace_ICCBased (png_structp png_ptr, png_infop info_ptr); - -/* Transparency */ -static int check_transparency (png_structp png_ptr, png_infop info_ptr); -/* Color-Key Mask */ -static pdf_obj *create_ckey_mask (png_structp png_ptr, png_infop info_ptr); -/* Soft Mask: - * - * create_soft_mask() is for PNG_COLOR_TYPE_PALLETE. - * Images with alpha chunnel use strip_soft_mask(). - * An object representing mask itself is returned. - */ -static pdf_obj *create_soft_mask (png_structp png_ptr, png_infop info_ptr, - png_bytep image_data_ptr, - png_uint_32 width, png_uint_32 height); -static pdf_obj *strip_soft_mask (png_structp png_ptr, png_infop info_ptr, - png_bytep image_data_ptr, - png_uint_32p rowbytes_ptr, - png_uint_32 width, png_uint_32 height); - -/* Read image body */ -static void read_image_data (png_structp png_ptr, png_infop info_ptr, - png_bytep dest_ptr, - png_uint_32 height, png_uint_32 rowbytes); - -int -check_for_png (FILE *png_file) -{ - unsigned char sigbytes[4]; - - rewind (png_file); - if (fread (sigbytes, 1, sizeof(sigbytes), png_file) != - sizeof(sigbytes) || - (png_sig_cmp (sigbytes, 0, sizeof(sigbytes)))) - return 0; - else - return 1; -} - -int -png_include_image (pdf_ximage *ximage, FILE *png_file) -{ - pdf_obj *stream; - pdf_obj *stream_dict; - pdf_obj *colorspace, *mask, *intent; - png_bytep stream_data_ptr; - int trans_type; - ximage_info info; - /* Libpng stuff */ - png_structp png_ptr; - png_infop png_info_ptr; - png_byte bpc, color_type; - png_uint_32 width, height, rowbytes, xppm, yppm; - - pdf_ximage_init_image_info(&info); - - stream = NULL; - stream_dict = NULL; - colorspace = mask = intent = NULL; - - rewind (png_file); - png_ptr = png_create_read_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL); - if (png_ptr == NULL || - (png_info_ptr = png_create_info_struct (png_ptr)) == NULL) { - WARN("%s: Creating Libpng read/info struct failed.", PNG_DEBUG_STR); - if (png_ptr) - png_destroy_read_struct(&png_ptr, NULL, NULL); - return -1; - } - - /* Inititializing file IO. */ - png_init_io (png_ptr, png_file); - - /* Read PNG info-header and get some info. */ - png_read_info(png_ptr, png_info_ptr); - color_type = png_get_color_type (png_ptr, png_info_ptr); - width = png_get_image_width (png_ptr, png_info_ptr); - height = png_get_image_height(png_ptr, png_info_ptr); - bpc = png_get_bit_depth (png_ptr, png_info_ptr); - xppm = png_get_x_pixels_per_meter(png_ptr, png_info_ptr); - yppm = png_get_y_pixels_per_meter(png_ptr, png_info_ptr); - - /* We do not need 16-bpc color. Ask libpng to convert down to 8-bpc. */ - if (bpc > 8) { - png_set_strip_16(png_ptr); - bpc = 8; - } - - trans_type = check_transparency(png_ptr, png_info_ptr); - /* check_transparency() does not do updata_info() */ - png_read_update_info(png_ptr, png_info_ptr); - rowbytes = png_get_rowbytes(png_ptr, png_info_ptr); - - stream = pdf_new_stream (STREAM_COMPRESS); - stream_dict = pdf_stream_dict(stream); - - /* Values listed below will not be modified in the remaining process. */ - info.width = width; - info.height = height; - info.bits_per_component = bpc; - if (xppm > 0) - info.xdensity = 72.0 / 0.0254 / xppm; - if (yppm > 0) - info.ydensity = 72.0 / 0.0254 / yppm; - - stream_data_ptr = (png_bytep) NEW(rowbytes*height, png_byte); - read_image_data(png_ptr, png_info_ptr, stream_data_ptr, height, rowbytes); - - /* Non-NULL intent means there is valid sRGB chunk. */ - intent = get_rendering_intent(png_ptr, png_info_ptr); - if (intent) - pdf_add_dict(stream_dict, pdf_new_name("Intent"), intent); - - switch (color_type) { - case PNG_COLOR_TYPE_PALETTE: - - colorspace = create_cspace_Indexed(png_ptr, png_info_ptr); - - switch (trans_type) { - case PDF_TRANS_TYPE_BINARY: - /* Color-key masking */ - mask = create_ckey_mask(png_ptr, png_info_ptr); - break; - case PDF_TRANS_TYPE_ALPHA: - /* Soft mask */ - mask = create_soft_mask(png_ptr, png_info_ptr, stream_data_ptr, width, height); - break; - default: - /* Nothing to be done here. - * No tRNS chunk or image already composited with background color. - */ - break; - } - break; - case PNG_COLOR_TYPE_RGB: - case PNG_COLOR_TYPE_RGB_ALPHA: - - if (png_get_valid(png_ptr, png_info_ptr, PNG_INFO_iCCP)) - colorspace = create_cspace_ICCBased(png_ptr, png_info_ptr); - else if (intent) { - colorspace = create_cspace_sRGB(png_ptr, png_info_ptr); - } else { - colorspace = create_cspace_CalRGB(png_ptr, png_info_ptr); - } - if (!colorspace) - colorspace = pdf_new_name("DeviceRGB"); - - switch (trans_type) { - case PDF_TRANS_TYPE_BINARY: - if (color_type != PNG_COLOR_TYPE_RGB) - ERROR("Unexpected error in png_include_image()."); - mask = create_ckey_mask(png_ptr, png_info_ptr); - break; - /* rowbytes changes 4 to 3 at here */ - case PDF_TRANS_TYPE_ALPHA: - if (color_type != PNG_COLOR_TYPE_RGB_ALPHA) - ERROR("Unexpected error in png_include_image()."); - mask = strip_soft_mask(png_ptr, png_info_ptr, - stream_data_ptr, &rowbytes, width, height); - break; - default: - mask = NULL; - } - info.num_components = 3; - break; - - case PNG_COLOR_TYPE_GRAY: - case PNG_COLOR_TYPE_GRAY_ALPHA: - - if (png_get_valid(png_ptr, png_info_ptr, PNG_INFO_iCCP)) - colorspace = create_cspace_ICCBased(png_ptr, png_info_ptr); - else if (intent) { - colorspace = create_cspace_sRGB(png_ptr, png_info_ptr); - } else { - colorspace = create_cspace_CalGray(png_ptr, png_info_ptr); - } - if (!colorspace) - colorspace = pdf_new_name("DeviceGray"); - - switch (trans_type) { - case PDF_TRANS_TYPE_BINARY: - if (color_type != PNG_COLOR_TYPE_GRAY) - ERROR("Unexpected error in png_include_image()."); - mask = create_ckey_mask(png_ptr, png_info_ptr); - break; - case PDF_TRANS_TYPE_ALPHA: - if (color_type != PNG_COLOR_TYPE_GRAY_ALPHA) - ERROR("Unexpected error in png_include_image()."); - mask = strip_soft_mask(png_ptr, png_info_ptr, - stream_data_ptr, &rowbytes, width, height); - break; - default: - mask = NULL; - } - info.num_components = 1; - break; - - default: - WARN("%s: Unknown PNG colortype %d.", PNG_DEBUG_STR, color_type); - } - pdf_add_dict(stream_dict, pdf_new_name("ColorSpace"), colorspace); - - pdf_add_stream(stream, stream_data_ptr, rowbytes*height); - RELEASE(stream_data_ptr); - - if (mask) { - if (trans_type == PDF_TRANS_TYPE_BINARY) - pdf_add_dict(stream_dict, pdf_new_name("Mask"), mask); - else if (trans_type == PDF_TRANS_TYPE_ALPHA) { - pdf_add_dict(stream_dict, pdf_new_name("SMask"), pdf_ref_obj(mask)); - pdf_release_obj(mask); - } else { - WARN("%s: You found a bug in pngimage.c.", PNG_DEBUG_STR); - pdf_release_obj(mask); - } - } - - png_read_end(png_ptr, NULL); - - /* Cleanup */ - if (png_info_ptr) - png_destroy_info_struct(png_ptr, &png_info_ptr); - if (png_ptr) - png_destroy_read_struct(&png_ptr, NULL, NULL); - - pdf_ximage_set_image(ximage, &info, stream); - - return 0; -} - -/* - * The returned value trans_type is the type of transparency to be used for - * this image. Possible values are: - * - * PDF_TRANS_TYPE_NONE No Masking will be used/required. - * PDF_TRANS_TYPE_BINARY Pixels are either fully opaque/fully transparent. - * PDF_TRANS_TYPE_ALPHA Uses alpha channel, requies SMask.(PDF-1.4) - * - * check_transparency() must check the current setting of output PDF version - * and must choose appropriate trans_type value according to PDF version of - * current output PDF document. - * - * If the PDF version is less than 1.3, no transparency is supported for this - * version of PDF, hence PDF_TRANS_TYPE_NONE must be returned. And when the PDF - * version is equal to 1.3, possible retrun values are PDF_TRANS_TYPE_BINARY or - * PDF_TRANS_TYPE_NONE. The latter case arises when PNG file uses alpha channel - * explicitly (color type PNG_COLOR_TYPE_XXX_ALPHA), or the tRNS chunk for the - * PNG_COLOR_TYPE_PALETTE image contains intermediate values of opacity. - * - * Finally, in the case of PDF version 1.4, all kind of translucent pixels can - * be represented with Soft-Mask. - */ - -static int -check_transparency (png_structp png_ptr, png_infop info_ptr) -{ - int trans_type; - unsigned pdf_version; - png_byte color_type; - png_color_16p trans_values; - png_bytep trans; - int num_trans; - - pdf_version = pdf_get_version(); - color_type = png_get_color_type(png_ptr, info_ptr); - - /* - * First we set trans_type to appropriate value for PNG image. - */ - if (color_type == PNG_COLOR_TYPE_RGB_ALPHA || - color_type == PNG_COLOR_TYPE_GRAY_ALPHA) { - trans_type = PDF_TRANS_TYPE_ALPHA; - } else if (png_get_valid(png_ptr, info_ptr, PNG_INFO_tRNS) && - png_get_tRNS(png_ptr, info_ptr, &trans, &num_trans, &trans_values)) { - /* Have valid tRNS chunk. */ - switch (color_type) { - case PNG_COLOR_TYPE_PALETTE: - /* Use color-key mask if possible. */ - trans_type = PDF_TRANS_TYPE_BINARY; - while (num_trans-- > 0) { - if (trans[num_trans] != 0x00 && trans[num_trans] != 0xff) { - /* This seems not binary transparency */ - trans_type = PDF_TRANS_TYPE_ALPHA; - break; - } - } - break; - case PNG_COLOR_TYPE_GRAY: - case PNG_COLOR_TYPE_RGB: - /* RGB or GRAY, single color specified by trans_values is transparent. */ - trans_type = PDF_TRANS_TYPE_BINARY; - break; - default: - /* Else tRNS silently ignored. */ - trans_type = PDF_TRANS_TYPE_NONE; - } - } else { /* no transparency */ - trans_type = PDF_TRANS_TYPE_NONE; - } - - /* - * Now we check PDF version. - * We can convert alpha cahnnels to explicit mask via user supplied alpha- - * threshold value. But I will not do that. - */ - if (( pdf_version < 3 && trans_type != PDF_TRANS_TYPE_NONE ) || - ( pdf_version < 4 && trans_type == PDF_TRANS_TYPE_ALPHA )) { - /* - * No transparency supported but PNG uses transparency, or Soft-Mask - * required but no support for it is available in this version of PDF. - * We must do pre-composition of image with the background image here. But, - * we cannot do that in general since dvipdfmx is not a rasterizer. What we - * can do here is to composite image with a rectangle filled with the - * background color. However, images are stored as an Image XObject which - * can be referenced anywhere in the PDF document content. Hence, we cannot - * know the correct background color at this time. So we will choose white - * as background color, which is most probable color in our cases. - * We ignore bKGD chunk. - */ - png_color_16 bg; - bg.red = 255; bg.green = 255; bg.blue = 255; bg.gray = 255; bg.index = 0; - png_set_background(png_ptr, &bg, PNG_BACKGROUND_GAMMA_SCREEN, 0, 1.0); - WARN("%s: Transparency will be ignored. (no support in PDF ver. < 1.3)", PNG_DEBUG_STR); - if (pdf_version < 3) - WARN("%s: Please use -V 3 option to enable binary transparency support.", PNG_DEBUG_STR); - if (pdf_version < 4) - WARN("%s: Please use -V 4 option to enable full alpha channel support.", PNG_DEBUG_STR); - trans_type = PDF_TRANS_TYPE_NONE; - } - - return trans_type; -} - -/* - * sRGB: - * - * If sRGB chunk is present, cHRM and gAMA chunk must be ignored. - * - */ -static pdf_obj * -get_rendering_intent (png_structp png_ptr, png_infop info_ptr) -{ - pdf_obj *intent; - int srgb_intent; - - if (png_get_valid(png_ptr, info_ptr, PNG_INFO_sRGB) && - png_get_sRGB (png_ptr, info_ptr, &srgb_intent)) { - switch (srgb_intent) { - case PNG_sRGB_INTENT_SATURATION: - intent = pdf_new_name("Saturation"); - break; - case PNG_sRGB_INTENT_PERCEPTUAL: - intent = pdf_new_name("Perceptual"); - break; - case PNG_sRGB_INTENT_ABSOLUTE: - intent = pdf_new_name("AbsoluteColorimetric"); - break; - case PNG_sRGB_INTENT_RELATIVE: - intent = pdf_new_name("RelativeColorimetric"); - break; - default: - WARN("%s: Invalid value in PNG sRGB chunk: %d", PNG_DEBUG_STR, srgb_intent); - intent = NULL; - } - } else - intent = NULL; - - return intent; -} - -/* Approximated sRGB */ -static pdf_obj * -create_cspace_sRGB (png_structp png_ptr, png_infop info_ptr) -{ - pdf_obj *colorspace; - pdf_obj *cal_param; - png_byte color_type; - - color_type = png_get_color_type(png_ptr, info_ptr); - - /* Parameters taken from PNG spec. section 4.2.2.3. */ - cal_param = make_param_Cal(color_type, - 2.2, - 0.3127, 0.329, - 0.64, 0.33, 0.3, 0.6, 0.15, 0.06); - if (!cal_param) - return NULL; - - colorspace = pdf_new_array(); - - switch (color_type) { - case PNG_COLOR_TYPE_RGB: - case PNG_COLOR_TYPE_RGB_ALPHA: - case PNG_COLOR_TYPE_PALETTE: - pdf_add_array(colorspace, pdf_new_name("CalRGB")); - break; - case PNG_COLOR_TYPE_GRAY: - case PNG_COLOR_TYPE_GRAY_ALPHA: - pdf_add_array(colorspace, pdf_new_name("CalGray")); - break; - } - pdf_add_array(colorspace, cal_param); - - return colorspace; -} - -static pdf_obj * -create_cspace_ICCBased (png_structp png_ptr, png_infop info_ptr) -{ - pdf_obj *colorspace; - int csp_id, colortype; - png_byte color_type; - png_charp name; - int compression_type; /* Manual page for libpng does not - * clarify whether profile data is inflated by libpng. - */ -#if PNG_LIBPNG_VER_MINOR < 5 - png_charp profile; -#else - png_bytep profile; -#endif - png_uint_32 proflen; - - if (!png_get_valid(png_ptr, info_ptr, PNG_INFO_iCCP) || - !png_get_iCCP(png_ptr, info_ptr, &name, &compression_type, &profile, &proflen)) - return NULL; - - color_type = png_get_color_type(png_ptr, info_ptr); - - if (color_type & PNG_COLOR_MASK_COLOR) { - colortype = PDF_COLORSPACE_TYPE_RGB; -#if 0 - alternate = create_cspace_CalRGB(png_ptr, info_ptr); -#endif - } else { - colortype = PDF_COLORSPACE_TYPE_GRAY; -#if 0 - alternate = create_cspace_CalGray(png_ptr, info_ptr); -#endif - } - -#if 0 - if (alternate) - pdf_add_dict(dict, pdf_new_name("Alternate"), alternate); -#endif - - if (iccp_check_colorspace(colortype, profile, proflen) < 0) - colorspace = NULL; - else { - csp_id = iccp_load_profile(name, profile, proflen); - if (csp_id < 0) { - colorspace = NULL; - } else { - colorspace = pdf_get_colorspace_reference(csp_id); - } - } - - /* Rendering intent ... */ - - return colorspace; -} - -/* - * gAMA, cHRM: - * - * If cHRM is present, we use CIE-Based color space. gAMA is also used here - * if available. - */ - -#define INVALID_CHRM_VALUE(xw,yw,xr,yr,xg,yg,xb,yb) (\ - (xw) <= 0.0 || (yw) < 1.0e-10 || \ - (xr) < 0.0 || (yr) < 0.0 || (xg) < 0.0 || (yg) < 0.0 || \ - (xb) < 0.0 || (yb) < 0.0) - -static pdf_obj * -create_cspace_CalRGB (png_structp png_ptr, png_infop info_ptr) -{ - pdf_obj *colorspace; - pdf_obj *cal_param; - double xw, yw, xr, yr, xg, yg, xb, yb; - double G; - - if (!png_get_valid(png_ptr, info_ptr, PNG_INFO_cHRM) || - !png_get_cHRM(png_ptr, info_ptr, &xw, &yw, &xr, &yr, &xg, &yg, &xb, &yb)) - return NULL; - - if (xw <= 0.0 || yw < 1.0e-10 || - xr < 0.0 || yr < 0.0 || xg < 0.0 || yg < 0.0 || xb < 0.0 || yb < 0.0) { - WARN("%s: Invalid cHRM chunk parameters found.", PNG_DEBUG_STR); - return NULL; - } - - if (png_get_valid(png_ptr, info_ptr, PNG_INFO_gAMA) && - png_get_gAMA (png_ptr, info_ptr, &G)) { - if (G < 1.0e-2) { - WARN("%s: Unusual Gamma value: %g", PNG_DEBUG_STR, G); - return NULL; - } - G = 1.0 / G; /* Gamma is inverted. */ - } else { - G = 1.0; - } - - cal_param = make_param_Cal(PNG_COLOR_TYPE_RGB, G, xw, yw, xr, yr, xg, yg, xb, yb); - - if (!cal_param) - return NULL; - - colorspace = pdf_new_array(); - pdf_add_array(colorspace, pdf_new_name("CalRGB")); - pdf_add_array(colorspace, cal_param); - - return colorspace; -} - -static pdf_obj * -create_cspace_CalGray (png_structp png_ptr, png_infop info_ptr) -{ - pdf_obj *colorspace; - pdf_obj *cal_param; - double xw, yw, xr, yr, xg, yg, xb, yb; - double G; - - if (!png_get_valid(png_ptr, info_ptr, PNG_INFO_cHRM) || - !png_get_cHRM(png_ptr, info_ptr, &xw, &yw, &xr, &yr, &xg, &yg, &xb, &yb)) - return NULL; - - if (xw <= 0.0 || yw < 1.0e-10 || - xr < 0.0 || yr < 0.0 || xg < 0.0 || yg < 0.0 || xb < 0.0 || yb < 0.0) { - WARN("%s: Invalid cHRM chunk parameters found.", PNG_DEBUG_STR); - return NULL; - } - - if (png_get_valid(png_ptr, info_ptr, PNG_INFO_gAMA) && - png_get_gAMA (png_ptr, info_ptr, &G)) { - if (G < 1.0e-2) { - WARN("%s: Unusual Gamma value: %g", PNG_DEBUG_STR, G); - return NULL; - } - G = 1.0 / G; /* Gamma is inverted. */ - } else { - G = 1.0; - } - - cal_param = make_param_Cal(PNG_COLOR_TYPE_GRAY, G, xw, yw, xr, yr, xg, yg, xb, yb); - - if (!cal_param) - return NULL; - - colorspace = pdf_new_array(); - pdf_add_array(colorspace, pdf_new_name("CalGray")); - pdf_add_array(colorspace, cal_param); - - return colorspace; -} - -static pdf_obj * -make_param_Cal (png_byte color_type, - double G, /* Gamma */ - double xw, double yw, - double xr, double yr, double xg, double yg, double xb, double yb) -{ - pdf_obj *cal_param; - pdf_obj *white_point, *matrix, *dev_gamma; - double Xw, Yw, Zw; /* Yw = 1.0 */ - double Xr, Xg, Xb, Yr, Yb, Yg, Zr, Zg, Zb; - -#ifndef ABS -#define ABS(x) ((x) < 0 ? -(x) : (x)) -#endif - /* - * TODO: Check validity - * - * Conversion found in - * - * com.sixlegs.image.png - Java package to read and display PNG images - * Copyright (C) 1998, 1999, 2001 Chris Nokleberg - * - * http://www.sixlegs.com/software/png/ - * - */ - { - double zw, zr, zg, zb; - double fr, fg, fb; - double det; - - /* WhitePoint */ - zw = 1 - (xw + yw); - zr = 1 - (xr + yr); zg = 1 - (xg + yg); zb = 1 - (xb + yb); - Xw = xw / yw; Yw = 1.0; Zw = zw / yw; - - /* Matrix */ - det = xr * (yg * zb - zg * yb) - xg * (yr * zb - zr * yb) + xb * (yr * zg - zr * yg); - if (ABS(det) < 1.0e-10) { - WARN("Non invertible matrix: Maybe invalid value(s) specified in cHRM chunk."); - return NULL; - } - fr = (Xw * (yg * zb - zg * yb) - xg * (zb - Zw * yb) + xb * (zg - Zw * yg)) / det; - fg = (xr * (zb - Zw * yb) - Xw * (yr * zb - zr * yb) + xb * (yr * Zw - zr)) / det; - fb = (xr * (yg * Zw - zg) - xg * (yr * Zw - zr) + Xw * (yr * zg - zr * yg)) / det; - Xr = fr * xr; Yr = fr * yr; Zr = fr * zr; - Xg = fg * xg; Yg = fg * yg; Zg = fg * zg; - Xb = fb * xb; Yb = fb * yb; Zb = fb * zb; - } - - if (G < 1.0e-2) { - WARN("Unusual Gamma specified: %g", G); - return NULL; - } - - cal_param = pdf_new_dict(); - - /* White point is always required. */ - white_point = pdf_new_array(); - pdf_add_array(white_point, pdf_new_number(ROUND(Xw, 0.00001))); - pdf_add_array(white_point, pdf_new_number(ROUND(Yw, 0.00001))); - pdf_add_array(white_point, pdf_new_number(ROUND(Zw, 0.00001))); - pdf_add_dict(cal_param, pdf_new_name("WhitePoint"), white_point); - - /* Matrix - default: Identity */ - if (color_type & PNG_COLOR_MASK_COLOR) { - if (G != 1.0) { - dev_gamma = pdf_new_array(); - pdf_add_array(dev_gamma, pdf_new_number(ROUND(G, 0.00001))); - pdf_add_array(dev_gamma, pdf_new_number(ROUND(G, 0.00001))); - pdf_add_array(dev_gamma, pdf_new_number(ROUND(G, 0.00001))); - pdf_add_dict(cal_param, pdf_new_name("Gamma"), dev_gamma); - } - - matrix = pdf_new_array(); - pdf_add_array(matrix, pdf_new_number(ROUND(Xr, 0.00001))); - pdf_add_array(matrix, pdf_new_number(ROUND(Yr, 0.00001))); - pdf_add_array(matrix, pdf_new_number(ROUND(Zr, 0.00001))); - pdf_add_array(matrix, pdf_new_number(ROUND(Xg, 0.00001))); - pdf_add_array(matrix, pdf_new_number(ROUND(Yg, 0.00001))); - pdf_add_array(matrix, pdf_new_number(ROUND(Zg, 0.00001))); - pdf_add_array(matrix, pdf_new_number(ROUND(Xb, 0.00001))); - pdf_add_array(matrix, pdf_new_number(ROUND(Yb, 0.00001))); - pdf_add_array(matrix, pdf_new_number(ROUND(Zb, 0.00001))); - pdf_add_dict (cal_param, pdf_new_name("Matrix"), matrix); - } else { /* Gray */ - if (G != 1.0) - pdf_add_dict(cal_param, - pdf_new_name("Gamma"), - pdf_new_number(ROUND(G, 0.00001))); - } - - return cal_param; -} - -/* - * Set up Indexed ColorSpace for color-type PALETTE: - * - * PNG allows only RGB color for base color space. If gAMA and/or cHRM - * chunk is available, we can use CalRGB color space instead of DeviceRGB - * for base color space. - * - */ -static pdf_obj * -create_cspace_Indexed (png_structp png_ptr, png_infop info_ptr) -{ - pdf_obj *colorspace; - pdf_obj *base, *lookup; - png_byte *data_ptr; - png_colorp plte; - int num_plte, i; - - if (!png_get_valid(png_ptr, info_ptr, PNG_INFO_PLTE) || - !png_get_PLTE(png_ptr, info_ptr, &plte, &num_plte)) { - WARN("%s: PNG does not have valid PLTE chunk.", PNG_DEBUG_STR); - return NULL; - } - - /* Order is important. */ - colorspace = pdf_new_array (); - pdf_add_array(colorspace, pdf_new_name("Indexed")); - - if (png_get_valid(png_ptr, info_ptr, PNG_INFO_iCCP)) - base = create_cspace_ICCBased(png_ptr, info_ptr); - else { - if (png_get_valid(png_ptr, info_ptr, PNG_INFO_sRGB)) - base = create_cspace_sRGB(png_ptr, info_ptr); - else - base = create_cspace_CalRGB(png_ptr, info_ptr); - } - - if (!base) - base = pdf_new_name("DeviceRGB"); - - pdf_add_array(colorspace, base); - pdf_add_array(colorspace, pdf_new_number(num_plte-1)); - data_ptr = NEW(num_plte*3, png_byte); - for (i = 0; i < num_plte; i++) { - data_ptr[3*i] = plte[i].red; - data_ptr[3*i+1] = plte[i].green; - data_ptr[3*i+2] = plte[i].blue; - } - lookup = pdf_new_string(data_ptr, num_plte*3); - RELEASE(data_ptr); - pdf_add_array(colorspace, lookup); - - return colorspace; -} - -/* - * pHYs: no support - * - * pngimage.c is not responsible for adjusting image size. - * Higher layer must do something for this. - */ - -/* - * Colorkey Mask: array - * - * [component_0_min component_0_max ... component_n_min component_n_max] - * - */ - -static pdf_obj * -create_ckey_mask (png_structp png_ptr, png_infop info_ptr) -{ - pdf_obj *colorkeys; - png_byte color_type; - png_bytep trans; - int num_trans, i; - png_color_16p colors; - - if (!png_get_valid(png_ptr, info_ptr, PNG_INFO_tRNS) || - !png_get_tRNS(png_ptr, info_ptr, &trans, &num_trans, &colors)) { - WARN("%s: PNG does not have valid tRNS chunk!", PNG_DEBUG_STR); - return NULL; - } - - colorkeys = pdf_new_array(); - color_type = png_get_color_type(png_ptr, info_ptr); - - switch (color_type) { - case PNG_COLOR_TYPE_PALETTE: - for (i = 0; i < num_trans; i++) { - if (trans[i] == 0x00) { - pdf_add_array(colorkeys, pdf_new_number(i)); - pdf_add_array(colorkeys, pdf_new_number(i)); - } else if (trans[i] != 0xff) { - WARN("%s: You found a bug in pngimage.c.", PNG_DEBUG_STR); - } - } - break; - case PNG_COLOR_TYPE_RGB: - pdf_add_array(colorkeys, pdf_new_number(colors->red)); - pdf_add_array(colorkeys, pdf_new_number(colors->red)); - pdf_add_array(colorkeys, pdf_new_number(colors->green)); - pdf_add_array(colorkeys, pdf_new_number(colors->green)); - pdf_add_array(colorkeys, pdf_new_number(colors->blue)); - pdf_add_array(colorkeys, pdf_new_number(colors->blue)); - break; - case PNG_COLOR_TYPE_GRAY: - pdf_add_array(colorkeys, pdf_new_number(colors->gray)); - pdf_add_array(colorkeys, pdf_new_number(colors->gray)); - break; - default: - WARN("%s: You found a bug in pngimage.c.", PNG_DEBUG_STR); - pdf_release_obj(colorkeys); - colorkeys = NULL; - } - - return colorkeys; -} - -/* - * Soft-Mask: stream - * - * << - * /Type /XObject - * /Subtype /Image - * /Width -int- - * /Height -int- - * /BitsPerComponent bpc - * >> - * stream .... endstream - * - * ColorSpace, Mask, SMask must be absent. ImageMask must be false or absent. - */ - -static pdf_obj * -create_soft_mask (png_structp png_ptr, png_infop info_ptr, - png_bytep image_data_ptr, png_uint_32 width, png_uint_32 height) -{ - pdf_obj *smask, *dict; - png_bytep smask_data_ptr; - png_bytep trans; - int num_trans; - png_uint_32 i; - - if (!png_get_valid(png_ptr, info_ptr, PNG_INFO_tRNS) || - !png_get_tRNS(png_ptr, info_ptr, &trans, &num_trans, NULL)) { - WARN("%s: PNG does not have valid tRNS chunk but tRNS is requested.", PNG_DEBUG_STR); - return NULL; - } - - smask = pdf_new_stream(STREAM_COMPRESS); - dict = pdf_stream_dict(smask); - smask_data_ptr = (png_bytep) NEW(width*height, png_byte); - pdf_add_dict(dict, pdf_new_name("Type"), pdf_new_name("XObjcect")); - pdf_add_dict(dict, pdf_new_name("Subtype"), pdf_new_name("Image")); - pdf_add_dict(dict, pdf_new_name("Width"), pdf_new_number(width)); - pdf_add_dict(dict, pdf_new_name("Height"), pdf_new_number(height)); - pdf_add_dict(dict, pdf_new_name("ColorSpace"), pdf_new_name("DeviceGray")); - pdf_add_dict(dict, pdf_new_name("BitsPerComponent"), pdf_new_number(8)); - for (i = 0; i < width*height; i++) { - png_byte idx = image_data_ptr[i]; - smask_data_ptr[i] = (idx < num_trans) ? trans[idx] : 0xff; - } - pdf_add_stream(smask, (char *)smask_data_ptr, width*height); - RELEASE(smask_data_ptr); - - return smask; -} - -/* bitdepth is always 8 (16 is not supported) */ -static pdf_obj * -strip_soft_mask (png_structp png_ptr, png_infop info_ptr, - /* next two values will be modified. */ - png_bytep image_data_ptr, png_uint_32p rowbytes_ptr, - png_uint_32 width, png_uint_32 height) -{ - pdf_obj *smask, *dict; - png_byte color_type; - png_bytep smask_data_ptr; - png_uint_32 i; - - color_type = png_get_color_type(png_ptr, info_ptr); - - if (color_type & PNG_COLOR_MASK_COLOR) { - if (*rowbytes_ptr != 4*width*sizeof(png_byte)) { /* Something wrong */ - WARN("%s: Inconsistent rowbytes value.", PNG_DEBUG_STR); - return NULL; - } - } else { - if (*rowbytes_ptr != 2*width*sizeof(png_byte)) { /* Something wrong */ - WARN("%s: Inconsistent rowbytes value.", PNG_DEBUG_STR); - return NULL; - } - } - - smask = pdf_new_stream(STREAM_COMPRESS); - dict = pdf_stream_dict(smask); - pdf_add_dict(dict, pdf_new_name("Type"), pdf_new_name("XObjcect")); - pdf_add_dict(dict, pdf_new_name("Subtype"), pdf_new_name("Image")); - pdf_add_dict(dict, pdf_new_name("Width"), pdf_new_number(width)); - pdf_add_dict(dict, pdf_new_name("Height"), pdf_new_number(height)); - pdf_add_dict(dict, pdf_new_name("ColorSpace"), pdf_new_name("DeviceGray")); - pdf_add_dict(dict, pdf_new_name("BitsPerComponent"), pdf_new_number(8)); - - smask_data_ptr = (png_bytep) NEW(width*height, png_byte); - - switch (color_type) { - case PNG_COLOR_TYPE_RGB_ALPHA: - for (i = 0; i < width*height; i++) { - memmove(image_data_ptr+(3*i), image_data_ptr+(4*i), 3); - smask_data_ptr[i] = image_data_ptr[4*i+3]; - } - *rowbytes_ptr = 3*width*sizeof(png_byte); - break; - case PNG_COLOR_TYPE_GRAY_ALPHA: - for (i = 0; i < width*height; i++) { - image_data_ptr[i] = image_data_ptr[2*i]; - smask_data_ptr[i] = image_data_ptr[2*i+1]; - } - *rowbytes_ptr = width*sizeof(png_byte); - break; - default: - WARN("You found a bug in pngimage.c!"); - pdf_release_obj(smask); - RELEASE(smask_data_ptr); - return NULL; - } - - pdf_add_stream(smask, smask_data_ptr, width*height); - RELEASE(smask_data_ptr); - - return smask; -} - -static void -read_image_data (png_structp png_ptr, png_infop info_ptr, /* info_ptr unused */ - png_bytep dest_ptr, png_uint_32 height, png_uint_32 rowbytes) -{ - png_bytepp rows_p; - png_uint_32 i; - - rows_p = (png_bytepp) NEW (height, png_bytep); - for (i=0; i< height; i++) - rows_p[i] = dest_ptr + (rowbytes * i); - png_read_image(png_ptr, rows_p); - RELEASE(rows_p); -} - -#endif /* HAVE_LIBPNG */ diff --git a/Build/source/texk/dvipdf-x/xsrc/pngimage.h b/Build/source/texk/dvipdf-x/xsrc/pngimage.h deleted file mode 100644 index 41fd0919f21..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/pngimage.h +++ /dev/null @@ -1,39 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - - -#ifndef _PNGIMAGE_H_ -#define _PNGIMAGE_H_ - -#ifdef HAVE_LIBPNG - -#include "mfileio.h" -#include "pdfximage.h" - -extern int png_include_image (pdf_ximage *ximage, FILE *file); -extern int check_for_png (FILE *file); - -#endif - -#endif /* _PNGIMAGE_H_ */ diff --git a/Build/source/texk/dvipdf-x/xsrc/sfnt.c b/Build/source/texk/dvipdf-x/xsrc/sfnt.c deleted file mode 100644 index 754fe366db3..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/sfnt.c +++ /dev/null @@ -1,652 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -/* Based on dvipdfmx-0.13.2c */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif /* HAVE_CONFIG_H_ */ - -#include <string.h> - -#include "system.h" - -#include "error.h" -#include "mem.h" -#include "mfileio.h" - -#include "sfnt.h" - -#ifdef XETEX -UNSIGNED_BYTE -ft_unsigned_byte(sfnt* f) -{ - unsigned char byte; - unsigned long length = 1; - - if (FT_Load_Sfnt_Table(f->ft_face, 0, f->loc, &byte, &length) != 0) - ERROR("sfnt: Freetype failure..."); - f->loc += 1; - - return byte; -} - -SIGNED_BYTE -ft_signed_byte(sfnt* f) -{ - int b = ft_unsigned_byte(f); - if (b >= 0x80) - b -= 0x100; - return (SIGNED_BYTE)b; -} - -UNSIGNED_PAIR -ft_unsigned_pair(sfnt* f) -{ - unsigned char buf[2]; - unsigned long length = 2; - - if (FT_Load_Sfnt_Table(f->ft_face, 0, f->loc, buf, &length) != 0) - ERROR("sfnt: Freetype failure..."); - f->loc += 2; - - return (UNSIGNED_PAIR)((unsigned)buf[0] << 8) + buf[1]; -} - -SIGNED_PAIR -ft_signed_pair(sfnt* f) -{ - int p = ft_unsigned_pair(f); - if (p >= 0x8000U) - p -= 0x10000U; - - return (SIGNED_PAIR)p; -} - -UNSIGNED_QUAD -ft_unsigned_quad(sfnt* f) -{ - unsigned char buf[4]; - unsigned long length = 4; - - if (FT_Load_Sfnt_Table(f->ft_face, 0, f->loc, buf, &length) != 0) - ERROR("sfnt: Freetype failure..."); - f->loc += 4; - - return ((unsigned long)buf[0] << 24) + ((unsigned long)buf[1] << 16) - + ((unsigned long)buf[2] << 8) + (unsigned long)buf[3]; -} - -unsigned long -ft_read(unsigned char* buf, unsigned long len, sfnt* f) -{ - unsigned long length = len; - if (FT_Load_Sfnt_Table(f->ft_face, 0, f->loc, buf, &length) != 0) - ERROR("sfnt: Freetype failure..."); - f->loc += len; - - return length; -} -#endif - - -/* - * type: - * `true' (0x74727565): TrueType (Mac) - * `typ1' (0x74797031) (Mac): PostScript font housed in a sfnt wrapper - * 0x00010000: TrueType (Win)/OpenType - * `OTTO': PostScript CFF font with OpenType wrapper - * `ttcf': TrueType Collection -*/ -#define SFNT_TRUETYPE 0x00010000UL -#define SFNT_MAC_TRUE 0x74727565UL -#define SFNT_OPENTYPE 0x00010000UL -#define SFNT_POSTSCRIPT 0x4f54544fUL -#define SFNT_TTC 0x74746366UL - -#ifdef XETEX -sfnt * -sfnt_open (FT_Face face, int accept_types) -{ - sfnt *sfont; - ULONG type; - - if (!face || !FT_IS_SFNT(face)) - return NULL; - - sfont = NEW(1, sfnt); - sfont->ft_face = face; - sfont->type = 0; - sfont->loc = 0; - sfont->offset = 0; - - type = sfnt_get_ulong(sfont); - - if (type == SFNT_TRUETYPE || type == SFNT_MAC_TRUE) { - sfont->type = SFNT_TYPE_TRUETYPE; - } else if (type == SFNT_OPENTYPE) { - sfont->type = SFNT_TYPE_OPENTYPE; - } else if (type == SFNT_POSTSCRIPT) { - sfont->type = SFNT_TYPE_POSTSCRIPT; - } else if (type == SFNT_TTC) { - sfont->type = SFNT_TYPE_TTC; - } - - if ((sfont->type & accept_types) == 0) { - RELEASE(sfont); - return NULL; - } - - sfont->directory = NULL; - - return sfont; -} -#else /* not XETEX */ -sfnt * -sfnt_open (FILE *fp) -{ - sfnt *sfont; - ULONG type; - - ASSERT(fp); - - rewind(fp); - - sfont = NEW(1, sfnt); - - sfont->stream = fp; - - type = sfnt_get_ulong(sfont); - - if (type == SFNT_TRUETYPE || type == SFNT_MAC_TRUE) { - sfont->type = SFNT_TYPE_TRUETYPE; - } else if (type == SFNT_OPENTYPE) { - sfont->type = SFNT_TYPE_OPENTYPE; - } else if (type == SFNT_POSTSCRIPT) { - sfont->type = SFNT_TYPE_POSTSCRIPT; - } else if (type == SFNT_TTC) { - sfont->type = SFNT_TYPE_TTC; - } - - rewind(sfont->stream); - - sfont->directory = NULL; - sfont->offset = 0UL; - - return sfont; -} - -sfnt * -dfont_open (FILE *fp, int index) -{ - sfnt *sfont; - ULONG rdata_pos, map_pos, tags_pos, types_pos, res_pos, tag; - USHORT tags_num, types_num, i; - - ASSERT(fp); - - rewind(fp); - - sfont = NEW(1, sfnt); - - sfont->stream = fp; - - rdata_pos = sfnt_get_ulong(sfont); - map_pos = sfnt_get_ulong(sfont); - sfnt_seek_set(sfont, map_pos + 0x18); - tags_pos = map_pos + sfnt_get_ushort(sfont); - sfnt_seek_set(sfont, tags_pos); - tags_num = sfnt_get_ushort(sfont); - - for (i = 0; i <= tags_num; i++) { - tag = sfnt_get_ulong(sfont); /* tag name */ - types_num = sfnt_get_ushort(sfont); /* typefaces number */ - types_pos = tags_pos + sfnt_get_ushort(sfont); /* typefaces position */ - if (tag == 0x73666e74UL) /* "sfnt" */ - break; - } - - if (i > tags_num) { - RELEASE(sfont); - return NULL; - } - - sfnt_seek_set(sfont, types_pos); - if (index > types_num) { - ERROR("Invalid index %d for dfont.", index); - } - - for (i = 0; i <= types_num; i++) { - (void) sfnt_get_ushort(sfont); /* resource id */ - (void) sfnt_get_ushort(sfont); /* resource name position from name_list */ - res_pos = sfnt_get_ulong(sfont); /* resource flag (byte) + resource offset */ - sfnt_get_ulong(sfont); /* mbz */ - if (i == index) break; - } - - rewind(sfont->stream); - - sfont->type = SFNT_TYPE_DFONT; - sfont->directory = NULL; - sfont->offset = (res_pos & 0x00ffffffUL) + rdata_pos + 4; - - return sfont; -} -#endif - -static void -release_directory (struct sfnt_table_directory *td) -{ - long i; - - if (td) { - if (td->tables) { - for (i = 0; i < td->num_tables; i++) { - if (td->tables[i].data) - RELEASE(td->tables[i].data); - } - RELEASE(td->tables); - } - if (td->flags) - RELEASE(td->flags); - RELEASE(td); - } - - return; -} - -void -sfnt_close (sfnt *sfont) -{ - - if (sfont) { - if (sfont->directory) - release_directory(sfont->directory); - RELEASE(sfont); - } - - return; -} - -int -put_big_endian (void *s, LONG q, int n) -{ - int i; - char *p; - - p = (char *) s; - for (i = n - 1; i >= 0; i--) { - p[i] = (char) (q & 0xff); - q >>= 8; - } - - return n; -} - -/* Convert four-byte number to big endianess - * in a machine independent way. - */ -static void -convert_tag (char *tag, unsigned long u_tag) -{ - int i; - - for (i = 3; i >= 0; i--) { - tag[i] = (char) (u_tag % 256); - u_tag /= 256; - } - - return; -} - -/* - * Computes the max power of 2 <= n - */ -static unsigned -max2floor (unsigned n) -{ - int val = 1; - - while (n > 1) { - n /= 2; - val *= 2; - } - - return val; -} - -/* - * Computes the log2 of the max power of 2 <= n - */ -static unsigned -log2floor (unsigned n) -{ - unsigned val = 0; - - while (n > 1) { - n /= 2; - val++; - } - - return val; -} - -static ULONG -sfnt_calc_checksum(void *data, ULONG length) -{ - ULONG chksum = 0; - BYTE *p, *endptr; - int count = 0; - - p = (BYTE *) data; - endptr = p + length; - while (p < endptr) { - chksum += (p[0] << (8 * ( 3 - count))); - count = ((count + 1) & 3); - p++; - } - - return chksum; -} - -static int -find_table_index (struct sfnt_table_directory *td, const char *tag) -{ - int idx; - - if (!td) - return -1; - - for (idx = 0; idx < td->num_tables; idx++) { - if (!memcmp(td->tables[idx].tag, tag, 4)) - return idx; - } - - return -1; -} - -void -sfnt_set_table (sfnt *sfont, const char *tag, void *data, ULONG length) -{ - struct sfnt_table_directory *td; - int idx; - - ASSERT(sfont); - - td = sfont->directory; - idx = find_table_index(td, tag); - - if (idx < 0) { - idx = td->num_tables; - td->num_tables++; - td->tables = RENEW(td->tables, td->num_tables, struct sfnt_table); - memcpy(td->tables[idx].tag, tag, 4); - } - - td->tables[idx].check_sum = sfnt_calc_checksum(data, length); - td->tables[idx].offset = 0L; - td->tables[idx].length = length; - td->tables[idx].data = data; - - return; -} - -ULONG -sfnt_find_table_len (sfnt *sfont, const char *tag) -{ - ULONG length; - struct sfnt_table_directory *td; - int idx; - - ASSERT(sfont && tag); - - td = sfont->directory; - idx = find_table_index(td, tag); - if (idx < 0) - length = 0; - else { - length = td->tables[idx].length; - } - - return length; -} - -ULONG -sfnt_find_table_pos (sfnt *sfont, const char *tag) -{ - ULONG offset; - struct sfnt_table_directory *td; - int idx; - - ASSERT(sfont && tag); - - td = sfont->directory; - idx = find_table_index(td, tag); - if (idx < 0) - offset = 0; - else { - offset = td->tables[idx].offset; - } - - return offset; -} - -ULONG -sfnt_locate_table (sfnt *sfont, const char *tag) -{ - ULONG offset; - - ASSERT(sfont && tag); - - offset = sfnt_find_table_pos(sfont, tag); - if (offset == 0) - ERROR("sfnt: table not found..."); - - sfnt_seek_set(sfont, offset); - - return offset; -} - -int -sfnt_read_table_directory (sfnt *sfont, ULONG offset) -{ - struct sfnt_table_directory *td; - unsigned long i, u_tag; - - ASSERT(sfont); - - if (sfont->directory) - release_directory(sfont->directory); - sfont->directory = td = NEW (1, struct sfnt_table_directory); - -#ifdef XETEX - ASSERT(sfont->ft_face); -#else - ASSERT(sfont->stream); -#endif - - sfnt_seek_set(sfont, offset); - - td->version = sfnt_get_ulong(sfont); - td->num_tables = sfnt_get_ushort(sfont); - td->search_range = sfnt_get_ushort(sfont); - td->entry_selector = sfnt_get_ushort(sfont); - td->range_shift = sfnt_get_ushort(sfont); - - td->flags = NEW(td->num_tables, char); - td->tables = NEW(td->num_tables, struct sfnt_table); - - for (i = 0; i < td->num_tables; i++) { - u_tag = sfnt_get_ulong(sfont); - - convert_tag(td->tables[i].tag, u_tag); - td->tables[i].check_sum = sfnt_get_ulong(sfont); - td->tables[i].offset = sfnt_get_ulong(sfont) + sfont->offset; - td->tables[i].length = sfnt_get_ulong(sfont); - td->tables[i].data = NULL; -//fprintf(stderr, "[%4s:%x]", td->tables[i].tag, td->tables[i].offset); - - td->flags[i] = 0; - } - - td->num_kept_tables = 0; - - return 0; -} - -int -sfnt_require_table (sfnt *sfont, const char *tag, int must_exist) -{ - struct sfnt_table_directory *td; - int idx; - - ASSERT(sfont && sfont->directory); - - td = sfont->directory; - idx = find_table_index(td, tag); - if (idx < 0) { - if (must_exist) - return -1; - } else { - td->flags[idx] |= SFNT_TABLE_REQUIRED; - td->num_kept_tables++; - } - - return 0; -} - -#include "pdfobj.h" - -/* - * o All tables begin on four byte boundries, and pad any remaining space - * between tables with zeros - * - * o Entries in the Table Directory must be sorted in ascending order by tag - * - * o The head table contains checksum of the whole font file. - * To compute: first set it to 0, sum the entire font as ULONG, - * then store 0xB1B0AFBA - sum. - */ - -static unsigned char wbuf[1024], padbytes[4] = {0, 0, 0, 0}; - -pdf_obj * -sfnt_create_FontFile_stream (sfnt *sfont) -{ - pdf_obj *stream; - pdf_obj *stream_dict; - struct sfnt_table_directory *td; - long offset, nb_read, length; - int i, sr; - char *p; - - ASSERT(sfont && sfont->directory); - - stream = pdf_new_stream(STREAM_COMPRESS); - - td = sfont->directory; - - /* Header */ - p = (char *) wbuf; - p += sfnt_put_ulong (p, td->version); - p += sfnt_put_ushort(p, td->num_kept_tables); - sr = max2floor(td->num_kept_tables) * 16; - p += sfnt_put_ushort(p, sr); - p += sfnt_put_ushort(p, log2floor(td->num_kept_tables)); - p += sfnt_put_ushort(p, td->num_kept_tables * 16 - sr); - - pdf_add_stream(stream, wbuf, 12); - - /* - * Compute start of actual tables (after headers). - */ - offset = 12 + 16 * td->num_kept_tables; - for (i = 0; i < td->num_tables; i++) { - /* This table must exist in FontFile */ - if (td->flags[i] & SFNT_TABLE_REQUIRED) { - if ((offset % 4) != 0) { - offset += 4 - (offset % 4); - } - - p = (char *) wbuf; - memcpy(p, td->tables[i].tag, 4); - p += 4; - p += sfnt_put_ulong(p, td->tables[i].check_sum); - p += sfnt_put_ulong(p, offset); - p += sfnt_put_ulong(p, td->tables[i].length); - pdf_add_stream(stream, wbuf, 16); - - offset += td->tables[i].length; - } - } - - offset = 12 + 16 * td->num_kept_tables; - for (i = 0; i < td->num_tables; i++) { - if (td->flags[i] & SFNT_TABLE_REQUIRED) { - if ((offset % 4) != 0) { - length = 4 - (offset % 4); - pdf_add_stream(stream, padbytes, length); - offset += length; - } - if (!td->tables[i].data) { -#ifdef XETEX - if (!sfont->ft_face) -#else - if (!sfont->stream) -#endif - { - pdf_release_obj(stream); - ERROR("Font file not opened or already closed..."); - return NULL; - } - - length = td->tables[i].length; - sfnt_seek_set(sfont, td->tables[i].offset); - while (length > 0) { - nb_read = sfnt_read(wbuf, MIN(length, 1024), sfont); - if (nb_read < 0) { - pdf_release_obj(stream); - ERROR("Reading file failed..."); - return NULL; - } else if (nb_read > 0) { - pdf_add_stream(stream, wbuf, nb_read); - } - length -= nb_read; - } - } else { - pdf_add_stream(stream, - td->tables[i].data, td->tables[i].length); - RELEASE(td->tables[i].data); - td->tables[i].data = NULL; - } - /* Set offset for next table */ - offset += td->tables[i].length; - } - } - - stream_dict = pdf_stream_dict(stream); - pdf_add_dict(stream_dict, - pdf_new_name("Length1"), - pdf_new_number(offset)); - - return stream; -} diff --git a/Build/source/texk/dvipdf-x/xsrc/spc_color.c b/Build/source/texk/dvipdf-x/xsrc/spc_color.c deleted file mode 100644 index ae1d85cf8f1..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/spc_color.c +++ /dev/null @@ -1,192 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#if HAVE_CONFIG_H -#include "config.h" -#endif - -#include "system.h" -#include "mem.h" -#include "error.h" -#include "dpxutil.h" - -#include "pdfdev.h" -#include "pdfcolor.h" - -#include "specials.h" - -#include "spc_util.h" -#include "spc_color.h" - - -/* Color stack is actually placed into pdfcolor.c. - * The reason why we need to place stack there is - * that we must reinstall color after grestore and - * other operations that can change current color - * implicitely. - */ - -static int -spc_handler_color_push (struct spc_env *spe, struct spc_arg *args) -{ - int error; - pdf_color colorspec; - - error = spc_util_read_colorspec(spe, &colorspec, args, 1); - if (!error) { - pdf_color_push(&colorspec, &colorspec); - } - - return error; -} - -static int -spc_handler_color_pop (struct spc_env *spe, struct spc_arg *args) -{ - pdf_color_pop(); - - return 0; -} - -/* Invoked by the special command "color rgb .625 0 0". - * DVIPS clears the color stack, and then saves and sets the given color. - */ -static int -spc_handler_color_default (struct spc_env *spe, struct spc_arg *args) -{ - int error; - pdf_color colorspec; - - error = spc_util_read_colorspec(spe, &colorspec, args, 1); - if (!error) { - pdf_color_set_default(&colorspec); - pdf_color_clear_stack(); /* the default color is saved on color_stack */ - pdf_color_push(&colorspec, &colorspec); - } - - return error; -} - - -/* This is from color special? */ -#include "pdfdoc.h" - -static int -spc_handler_background (struct spc_env *spe, struct spc_arg *args) -{ - int error; - pdf_color colorspec; - - error = spc_util_read_colorspec(spe, &colorspec, args, 1); - if (!error) - pdf_doc_set_bgcolor(&colorspec); - - return error; -} - - -#ifndef ISBLANK -#define ISBLANK(c) ((c) == ' ' || (c) == '\t' || (c) == '\v') -#endif -static void -skip_blank (const char **pp, const char *endptr) -{ - const char *p = *pp; - for ( ; p < endptr && ISBLANK(*p); p++); - *pp = p; -} - -int -spc_color_check_special (const char *buf, long len) -{ - int r = 0; - char *q; - const char *p, *endptr; - - p = buf; - endptr = p + len; - - skip_blank(&p, endptr); - q = parse_c_ident(&p, endptr); - if (!q) - return 0; - else if (!strcmp(q, "color")) - r = 1; - else if (!strcmp(q, "background")) { - r = 1; - } - RELEASE(q); - - return r; -} - -int -spc_color_setup_handler (struct spc_handler *sph, - struct spc_env *spe, struct spc_arg *ap) -{ - const char *p; - char *q; - - ASSERT(sph && spe && ap); - - skip_blank(&ap->curptr, ap->endptr); - q = parse_c_ident(&ap->curptr, ap->endptr); - if (!q) - return -1; - skip_blank(&ap->curptr, ap->endptr); - - if (!strcmp(q, "background")) { - ap->command = "background"; - sph->exec = &spc_handler_background; - RELEASE(q); - } else if (!strcmp(q, "color")) { /* color */ - RELEASE(q); - p = ap->curptr; - - q = parse_c_ident(&p, ap->endptr); - if (!q) - return -1; - else if (!strcmp(q, "push")) { - ap->command = "push"; - sph->exec = &spc_handler_color_push; - ap->curptr = p; - } else if (!strcmp(q, "pop")) { - ap->command = "pop"; - sph->exec = &spc_handler_color_pop; - ap->curptr = p; - } else { /* cmyk, rgb, ... */ - ap->command = ""; - sph->exec = &spc_handler_color_default; - } - RELEASE(q); - } else { - spc_warn(spe, "Not color/background special?"); - RELEASE(q); - return -1; - } - - skip_blank(&ap->curptr, ap->endptr); - return 0; -} - diff --git a/Build/source/texk/dvipdf-x/xsrc/spc_dvips.c b/Build/source/texk/dvipdf-x/xsrc/spc_dvips.c deleted file mode 100644 index d9e713511a5..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/spc_dvips.c +++ /dev/null @@ -1,1075 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#include <string.h> - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include "system.h" -#include "mem.h" -#include "error.h" - -#include "dpxfile.h" - -#include "dvi.h" -#include "dvicodes.h" - -#include "pdfparse.h" - -#include "pdfdoc.h" - -#include "mpost.h" - -#include "pdfximage.h" -#include "pdfdraw.h" -#include "pdfcolor.h" -#include "pdfdev.h" - -#include "specials.h" -#include "spc_util.h" -#include "mfileio.h" - -#include "spc_dvips.h" -#include "spc_xtx.h" - -#include "epdf.h" - -static int block_pending = 0; -static double pending_x = 0.0; -static double pending_y = 0.0; -static int position_set = 0; - -static char** ps_headers = 0; -static int num_ps_headers = 0; - -static int -spc_handler_ps_header (struct spc_env *spe, struct spc_arg *args) -{ - char *ps_header, *pro; - - skip_white(&args->curptr, args->endptr); - if (args->curptr + 1 >= args->endptr || - args->curptr[0] != '=') { - spc_warn(spe, "No filename specified for PSfile special."); - return -1; - } - args->curptr++; - - pro = malloc(args->endptr - args->curptr + 1); - strncpy(pro, args->curptr, args->endptr - args->curptr); - pro[args->endptr - args->curptr] = 0; - ps_header = kpse_find_file(pro, kpse_tex_ps_header_format, 0); - if (!ps_header) { - spc_warn(spe, "PS header %s not found.", pro); - return -1; - } - free(pro); - - if (!(num_ps_headers & 0x0f)) - ps_headers = realloc(ps_headers, sizeof(char*) * (num_ps_headers + 16)); - ps_headers[num_ps_headers++] = ps_header; - args->curptr = args->endptr; - return 0; -} - -static char * -parse_filename (const char **pp, const char *endptr) -{ - char *r; - const char *q = NULL, *p = *pp; - char qchar; - int n; - - if (!p || p >= endptr) - return NULL; - else if (*p == '\"' || *p == '\'') - qchar = *p++; - else { - qchar = ' '; - } - for (n = 0, q = p; p < endptr && *p != qchar; n++, p++); - if (qchar != ' ') { - if (*p != qchar) - return NULL; - p++; - } - if (!q || n == 0) - return NULL; - -#if 0 - { - int i; - for (i = 0; i < n && isprint(q[i]); i++); - if (i != n) { - WARN("Non printable char in filename string..."); - } - } -#endif - - r = NEW(n + 1, char); - memcpy(r, q, n); r[n] = '\0'; - - *pp = p; - return r; -} - -/* =filename ... */ -static int -spc_handler_ps_file (struct spc_env *spe, struct spc_arg *args) -{ - int form_id; - char *filename; - transform_info ti; - - ASSERT(spe && args); - - skip_white(&args->curptr, args->endptr); - if (args->curptr + 1 >= args->endptr || - args->curptr[0] != '=') { - spc_warn(spe, "No filename specified for PSfile special."); - return -1; - } - args->curptr++; - - filename = parse_filename(&args->curptr, args->endptr); - if (!filename) { - spc_warn(spe, "No filename specified for PSfile special."); - return -1; - } - - transform_info_clear(&ti); - if (spc_util_read_dimtrns(spe, &ti, args, NULL, 1) < 0) { - RELEASE(filename); - return -1; - } - - form_id = pdf_ximage_findresource(filename, 1, NULL); - if (form_id < 0) { - spc_warn(spe, "Failed to read image file: %s", filename); - RELEASE(filename); - return -1; - } - RELEASE(filename); - - pdf_dev_put_image(form_id, &ti, spe->x_user, spe->y_user); - - return 0; -} - -/* This isn't correct implementation but dvipdfm supports... */ -static int -spc_handler_ps_plotfile (struct spc_env *spe, struct spc_arg *args) -{ - int error = 0; - int form_id; - char *filename; - transform_info p; - - ASSERT(spe && args); - - spc_warn(spe, "\"ps: plotfile\" found (not properly implemented)"); - - skip_white(&args->curptr, args->endptr); - filename = parse_filename(&args->curptr, args->endptr); - if (!filename) { - spc_warn(spe, "Expecting filename but not found..."); - return -1; - } - - form_id = pdf_ximage_findresource(filename, 1, NULL); - if (form_id < 0) { - spc_warn(spe, "Could not open PS file: %s", filename); - error = -1; - } else { - transform_info_clear(&p); - p.matrix.d = -1.0; /* xscale = 1.0, yscale = -1.0 */ -#if 0 - /* I don't know how to treat this... */ - pdf_dev_put_image(form_id, &p, - block_pending ? pending_x : spe->x_user, - block_pending ? pending_y : spe->y_user); -#endif - pdf_dev_put_image(form_id, &p, 0, 0); - } - RELEASE(filename); - - return error; -} - -static int -spc_handler_ps_literal (struct spc_env *spe, struct spc_arg *args) -{ - int error = 0; - int st_depth, gs_depth; - double x_user, y_user; - - ASSERT(spe && args && args->curptr <= args->endptr); - - if (args->curptr + strlen(":[begin]") <= args->endptr && - !strncmp(args->curptr, ":[begin]", strlen(":[begin]"))) { - block_pending++; - position_set = 1; - - x_user = pending_x = spe->x_user; - y_user = pending_y = spe->y_user; - args->curptr += strlen(":[begin]"); - } else if (args->curptr + strlen(":[end]") <= args->endptr && - !strncmp(args->curptr, ":[end]", strlen(":[end]"))) { - if (block_pending <= 0) { - spc_warn(spe, "No corresponding ::[begin] found."); - return -1; - } - block_pending--; - - position_set = 0; - - x_user = pending_x; - y_user = pending_y; - args->curptr += strlen(":[end]"); - } else if (args->curptr < args->endptr && - args->curptr[0] == ':') { - x_user = position_set ? pending_x : spe->x_user; - y_user = position_set ? pending_y : spe->y_user; - args->curptr++; - } else { - position_set = 1; - x_user = pending_x = spe->x_user; - y_user = pending_y = spe->y_user; - } - - skip_white(&args->curptr, args->endptr); - if (args->curptr < args->endptr) { - - st_depth = mps_stack_depth(); - gs_depth = pdf_dev_current_depth(); - - error = mps_exec_inline(&args->curptr, - args->endptr, - x_user, y_user); - if (error) { - spc_warn(spe, "Interpreting PS code failed!!! Output might be broken!!!"); - pdf_dev_grestore_to(gs_depth); - } else if (st_depth != mps_stack_depth()) { - spc_warn(spe, "Stack not empty after execution of inline PostScript code."); - spc_warn(spe, ">> Your macro package makes some assumption on internal behaviour of DVI drivers."); - spc_warn(spe, ">> It may not compatible with dvipdfmx."); - } - } - - return error; -} - -static char *global_defs = 0; -static char *page_defs = 0; -static char *temporary_defs = 0; -static char *distiller_template = 0; -static pdf_coord *put_stack; -static int put_stack_depth = -1; -static char *gs_in = 0; - -#if 0 -/* Not used */ -static int -spc_handler_ps_tricks_gdef (struct spc_env *spe, struct spc_arg *args) -{ - FILE* fp; - - fp = fopen(global_defs, "ab"); - fwrite(args->curptr, 1, args->endptr - args->curptr, fp); - fprintf(fp, "\n"); - fclose(fp); - - return 0; -} -#endif - -static int -spc_handler_ps_tricks_pdef (struct spc_env *spe, struct spc_arg *args) -{ - FILE* fp; - pdf_tmatrix M, T = { 1, 0, 0, 1, 0, 0 }; - pdf_coord pt; - - pdf_dev_currentmatrix(&M); - pdf_dev_get_fixed_point(&pt); - T.e = pt.x; - T.f = pt.y; - pdf_concatmatrix(&M, &T); - - if (!page_defs) - page_defs = dpx_create_temp_file(); - if (!page_defs) { - WARN("Failed to create temporary input file for PSTricks image conversion."); - return -1; - } - - fp = fopen(page_defs, "ab"); - fprintf(fp, "gsave initmatrix [%f %f %f %f %f %f] concat %f %f moveto\n", M.a, M.b, M.c, M.d, M.e, M.f, spe->x_user - pt.x, spe->y_user - pt.y); - fwrite(args->curptr, 1, args->endptr - args->curptr, fp); - fprintf(fp, "\ngrestore\n"); - fclose(fp); - - return 0; -} - -static int -spc_handler_ps_tricks_tdef (struct spc_env *spe, struct spc_arg *args) -{ - FILE* fp; - if (!temporary_defs) - temporary_defs = dpx_create_temp_file(); - if (!temporary_defs) { - WARN("Failed to create temporary input file for PSTricks image conversion."); - return -1; - } - - fp = fopen(temporary_defs, "wb"); - fwrite(args->curptr, 1, args->endptr - args->curptr, fp); - fprintf(fp, "\n"); - fclose(fp); - - return 0; -} - -static int calculate_PS (char *string, int length, double *res1, double *res2, double *res3, double *res4, double *res5, double *res6); - -static int -spc_handler_ps_tricks_bput (struct spc_env *spe, struct spc_arg *args, int must_def, int pre_def) -{ - char *PutBegin, *formula, *ncLabel; - int label = 0; - pdf_coord tr; - pdf_tmatrix M, T = { 1, 0, 0, 1, 0, 0 }; - - if (must_def != 0) { - ncLabel = strstr(args->curptr, "LPut"); - if (ncLabel != 0 && ncLabel < args->endptr - 3) - label = 1; - ncLabel = strstr(args->curptr, "HPutPos"); - if (ncLabel != 0 && ncLabel < args->endptr - 6) - label = 1; - } - - if (pre_def == 0) { - dpx_delete_temp_file(temporary_defs, true); - temporary_defs = 0; - } - - pdf_dev_currentmatrix(&M); - formula = malloc(args->endptr - args->curptr + 120); - if (label != 0) { - sprintf(formula, "[%f %f %f %f %f %f] concat %f %f moveto\n", M.a, M.b, M.c, M.d, M.e, M.f, spe->x_user + get_origin(1), spe->y_user + get_origin(0)); - } else - sprintf(formula, "[%f %f %f %f %f %f] concat %f %f moveto\n", M.a, M.b, M.c, M.d, M.e, M.f, spe->x_user, spe->y_user); - strncat(formula, args->curptr, args->endptr - args->curptr); - PutBegin = strstr(formula, "PutBegin"); - strcpy(PutBegin, "exch = ="); - *(PutBegin + 8) = 0; - if (calculate_PS(formula, strlen(formula), &tr.x, &tr.y, 0, 0, 0, 0) == 0) { - if (!(++put_stack_depth & 0x0f)) - put_stack = realloc(put_stack, (put_stack_depth + 16) * sizeof(pdf_coord)); - put_stack[put_stack_depth] = tr; - } - T.e = tr.x; T.f = tr.y; - - pdf_dev_concat(&T); - - if (must_def != 0) { - FILE* fp; - if (!temporary_defs) - temporary_defs = dpx_create_temp_file(); - if (!temporary_defs) { - WARN("Failed to create temporary input file for PSTricks image conversion."); - return -1; - } - - fp = fopen(temporary_defs, "ab"); - fprintf(fp, "gsave\n"); - if (label == 0) - fprintf(fp, "[%f %f %f %f %f %f] concat %f %f moveto\n", M.a, M.b, M.c, M.d, M.e, M.f, spe->x_user, spe->y_user); - fwrite(args->curptr, 1, args->endptr - args->curptr, fp); - fprintf(fp, "\ngrestore\n"); - fclose(fp); - } - - free(formula); - return 0; -} - -static int -spc_handler_ps_tricks_eput (struct spc_env *spe, struct spc_arg *args) -{ - pdf_coord tr = put_stack[put_stack_depth--]; - pdf_tmatrix M = { 1, 0, 0, 1, -tr.x, -tr.y }; - - pdf_dev_concat(&M); - - return 0; -} - -/* Rotation without gsave/grestore. */ -static double* RAngles = 0; -static int RAngleCount = -1; - -static int -spc_handler_ps_tricks_brotate (struct spc_env *spe, struct spc_arg *args) -{ - double value, RAngle = 0; - char *cmd, *RotBegin; - int i, l = args->endptr - args->curptr; - - static const char *pre = "tx@Dict begin /RAngle { %f } def\n"; - static const char *post = "= end"; - - if (!(++RAngleCount & 0x0f)) - RAngles = realloc(RAngles, (RAngleCount + 16) * sizeof(double)); - for (i = 0; i < RAngleCount; i++) - RAngle += RAngles[i]; - cmd = calloc(l + strlen(pre) + strlen(post) + 12, 1); - sprintf(cmd, pre, RAngle); - strncat(cmd, args->curptr, l); - RotBegin = strstr(cmd, "RotBegin"); - strcpy(RotBegin, post); - if (calculate_PS(cmd, strlen(cmd), &value, 0, 0, 0, 0, 0) != 0) - return -1; - RAngles[RAngleCount] = value; - - return spc_handler_xtx_do_transform (spe->x_user, spe->y_user, - cos(value * M_PI / 180), sin(value * M_PI / 180), - -sin(value * M_PI / 180), cos(value * M_PI / 180), - 0, 0); -} - -static int -spc_handler_ps_tricks_erotate (struct spc_env *spe, struct spc_arg *args) -{ - double value = RAngles[RAngleCount--]; - - return spc_handler_xtx_do_transform (spe->x_user, spe->y_user, - cos(value * M_PI / 180), -sin(value * M_PI / 180), - sin(value * M_PI / 180), cos(value * M_PI / 180), - 0, 0); -} - -static int -spc_handler_ps_tricks_transform (struct spc_env *spe, struct spc_arg *args) -{ - double d1, d2, d3, d4, d5, d6; - char *cmd, *concat; - int l = args->endptr - args->curptr; - - static const char *post = "concat matrix currentmatrix =="; - - cmd = calloc(l + 41, 1); - strncpy(cmd, "matrix setmatrix ", 17); - strncpy(cmd + 17, args->curptr, l); - concat = strstr(cmd, "concat"); - if (concat != 0) { - strcpy(concat, post); - concat[strlen(post)] = 0; - concat = strstr(cmd, "{"); - *concat = ' '; - if (calculate_PS(cmd, strlen(cmd), &d1, &d2, &d3, &d4, &d5, &d6) != 0) - return -1; - if (spc_handler_xtx_gsave (0, 0) != 0) - return -1; - return spc_handler_xtx_do_transform (spe->x_user, spe->y_user, d1, d2, d3, d4, d5, d6); - } - return spc_handler_xtx_grestore (0, 0); -} - -static int -check_next_obj(const unsigned char * buffer) -{ - switch (buffer[0]) { - case XXX1: - if (buffer[1] < 5) - return 0; - buffer += 2; - break; - case XXX2: - buffer += 3; - break; - case XXX3: - buffer += 4; - break; - case XXX4: - buffer += 5; - break; - default: - return 0; - } - - if (strncmp((const char*)buffer, "pst:", 4)) - return 0; - return 1; -} - -static int -spc_handler_ps_tricks_parse_path (struct spc_env *spe, struct spc_arg *args, - int flag) -{ - FILE* fp; - int k; - pdf_tmatrix M; - char *distiller_template = get_distiller_template(); - char *gs_out; - const char *clip; - int error; - - if (!distiller_template) - distiller_template = get_distiller_template(); - - pdf_dev_currentmatrix(&M); - if (!gs_in) { - gs_in = dpx_create_temp_file(); - if (!gs_in) { - WARN("Failed to create temporary input file for PSTricks image conversion."); - return -1; - } - fp = fopen(gs_in, "wb"); - for (k = 0; k < num_ps_headers; k++) - fprintf(fp, "(%s) run\n", ps_headers[k]); - fprintf(fp, "[%f %f %f %f %f %f] concat %f %f translate 0 0 moveto\n", M.a, M.b, M.c, M.d, M.e, M.f, spe->x_user, spe->y_user); - fprintf(fp, "(%s) run\n", global_defs); - if (page_defs != 0) - fprintf(fp, "(%s) run\n", page_defs); - -#if 0 - fprintf(fp, "/clip {stroke} def\n"); - fwrite(args->curptr, 1, args->endptr - args->curptr, fp); -#else - clip = strstr(args->curptr, " clip"); - if (clip == 0 || clip > args->endptr - 5) { - fprintf(fp, "tx@TextPathDict begin /stroke {} def\n"); - fwrite(args->curptr, 1, args->endptr - args->curptr, fp); - fprintf(fp, "\nend\n"); - fclose(fp); - return 0; - } else { - fwrite(args->curptr, 1, clip - args->curptr, fp); - fprintf(fp, " stroke "); - skip_white(&clip, args->endptr); - parse_ident(&clip, args->endptr); - fwrite(clip, 1, args->endptr - clip, fp); - } -#endif - } else { - fp = fopen(gs_in, "ab"); - fprintf(fp, "flattenpath stroke\n"); - } - fclose(fp); - - gs_out = dpx_create_temp_file(); - if (!gs_out) { - WARN("Failed to create temporary output file for PSTricks image conversion."); - RELEASE(gs_in); - gs_in = 0; - return -1; - } -#ifdef MIKTEX - { - char *p; - for (p = (char *)gs_in; *p; p++) { - if (*p == '\\') *p = '/'; - } - for (p = (char *)gs_out; *p; p++) { - if (*p == '\\') *p = '/'; - } - } -#endif - error = dpx_file_apply_filter(distiller_template, gs_in, gs_out, - (unsigned char) pdf_get_version()); - if (error) { - WARN("Image format conversion for PSTricks failed."); - RELEASE(gs_in); - gs_in = 0; - return error; - } - - fp = fopen(gs_out, "rb"); - if (pdf_copy_clip(fp, 1, 0, 0) != 0) { - spc_warn(spe, "Failed to parse the clipping path."); - RELEASE(gs_in); - gs_in = 0; - RELEASE(gs_out); - return -1; - } - fclose(fp); - - dpx_delete_temp_file(gs_out, true); - dpx_delete_temp_file(gs_in, true); - gs_in = 0; - - return 0; -} - -static int -spc_handler_ps_tricks_render (struct spc_env *spe, struct spc_arg *args) -{ - FILE* fp; - int k; - pdf_tmatrix M; - - if (!distiller_template) - distiller_template = get_distiller_template(); - - pdf_dev_currentmatrix(&M); - if (!gs_in) { - gs_in = dpx_create_temp_file(); - if (!gs_in) { - WARN("Failed to create temporary input file for PSTricks image conversion."); - return -1; - } - fp = fopen(gs_in, "wb"); - for (k = 0; k < num_ps_headers; k++) - fprintf(fp, "(%s) run\n", ps_headers[k]); - fprintf(fp, "[%f %f %f %f %f %f] concat %f %f translate 0 0 moveto\n", M.a, M.b, M.c, M.d, M.e, M.f, spe->x_user, spe->y_user); - fprintf(fp, "(%s) run\n", global_defs); - if (page_defs != 0) - fprintf(fp, "(%s) run\n", page_defs); - } else - fp = fopen(gs_in, "ab"); - - fprintf(fp, "\nsave\n"); - fwrite(args->curptr, 1, args->endptr - args->curptr, fp); - fprintf(fp, "\ncount 1 sub {pop} repeat restore\n"); - - if (check_next_obj((const unsigned char*)args->endptr)) { - fclose(fp); - } else { - char *distiller_template = get_distiller_template(); - char *gs_out; - int error, form_id; - transform_info p; - transform_info_clear(&p); - pdf_invertmatrix(&M); - p.matrix = M; - - fclose(fp); - - gs_out = dpx_create_temp_file(); - if (!gs_out) { - WARN("Failed to create temporary output file for PSTricks image conversion."); - RELEASE(gs_in); - gs_in = 0; - return -1; - } -#ifdef MIKTEX - { - char *p; - for (p = (char *)gs_in; *p; p++) { - if (*p == '\\') *p = '/'; - } - for (p = (char *)gs_out; *p; p++) { - if (*p == '\\') *p = '/'; - } - } -#endif - error = dpx_file_apply_filter(distiller_template, gs_in, gs_out, - (unsigned char) pdf_get_version()); - if (error) { - WARN("Image format conversion for PSTricks failed."); - RELEASE(gs_in); - gs_in = 0; - return error; - } - - form_id = pdf_ximage_findresource(gs_out, 1, NULL); - if (form_id < 0) { - spc_warn(spe, "Failed to read converted PSTricks image file."); - RELEASE(gs_in); - gs_in = 0; - RELEASE(gs_out); - return -1; - } - pdf_dev_put_image(form_id, &p, 0, 0); - - dpx_delete_temp_file(gs_out, true); - dpx_delete_temp_file(gs_in, true); - gs_in = 0; - } - - return 0; -} - -typedef enum { - render = 1 << 0, - global_def = 1 << 1, - page_def = 1 << 2, - new_temp = 1 << 3, - add_temp = 1 << 4, - begin_put = 1 << 5, - end_put = 1 << 6, - begin_rotate = 1 << 7, - end_rotate = 1 << 8, - parse = 1 << 9, - req_ref = 1 << 10, - transform = 1 << 11 -} Operation; - -/* ToDo: all the substring search must be centralized so that * - * keys can be read from external configuration. */ -struct pstricks_key_ { - const char * key; - Operation exec; -} pstricks_key[] = { - /* The first 5 are hard-coded here. */ - {"LPut", add_temp | req_ref}, - {"HPutPos", add_temp | req_ref}, - {"PutBegin", begin_put}, - {"RotBegin", begin_rotate}, - {"clip", parse}, - /* The rest can be read from an external source. */ - {"NewNode", page_def | req_ref}, - {"InitNC", render | new_temp}, - {"/Glbx", add_temp}, - {"NewtonSolving", add_temp}, - {"tx@LightThreeDDict", page_def}, - {"PutEnd", end_put}, - {"RotEnd", end_rotate}, - {"mtrxc", parse}, - {"stroke", render}, - {"fill", render}, - {"Fill", render}, - {" Glbx", req_ref}, - {"TextPathShow", parse}, - {"/rotAngle", page_def}, - {"NAngle", req_ref}, - {"TMatrix", transform} -}; - -static int -spc_handler_ps_trickscmd (struct spc_env *spe, struct spc_arg *args) -{ - char *test_string; - int k, error = 0, f_exec = 0; - - /* Hack time! */ - /* The problem is that while any macros in pstricks.tex - * can be overridden by the codes in pstricks.con, you cannot - * modify the pst@Verb specials generated by other PSTricks - * packages. So pstricks generate specials won't signal what - * to expect for you. - */ - test_string = malloc(args->endptr - args->curptr + 1); - strncpy(test_string, args->curptr, args->endptr - args->curptr); - test_string[args->endptr - args->curptr] = 0; - for (k = 0; k < sizeof(pstricks_key) / sizeof(pstricks_key[0]); k++) { - if (strstr(test_string, pstricks_key[k].key) != 0) - f_exec |= pstricks_key[k].exec; - } - free(test_string); - - if (f_exec & new_temp) - error |= spc_handler_ps_tricks_tdef(spe, args); - if (f_exec & render) - error |= spc_handler_ps_tricks_render(spe, args); - if (f_exec & parse) - error |= spc_handler_ps_tricks_parse_path(spe, args, f_exec); - if (f_exec & begin_put) - error |= spc_handler_ps_tricks_bput(spe, args, (f_exec & add_temp), (f_exec & req_ref)); - if (f_exec & end_put) - error |= spc_handler_ps_tricks_eput(spe, args); - if (f_exec & begin_rotate) - error |= spc_handler_ps_tricks_brotate(spe, args); - if (f_exec & end_rotate) - error |= spc_handler_ps_tricks_erotate(spe, args); - if (f_exec & transform) - error |= spc_handler_ps_tricks_transform(spe, args); - if (f_exec & page_def) - error |= spc_handler_ps_tricks_pdef (spe, args); - if (f_exec == 0) - error |= spc_handler_ps_tricks_pdef (spe, args); - - args->curptr = args->endptr; - return error; -} - -static int -spc_handler_ps_tricksobj (struct spc_env *spe, struct spc_arg *args) -{ - int error = spc_handler_ps_tricks_render(spe, args); - args->curptr = args->endptr; - return error; -} - -static int -spc_handler_ps_default (struct spc_env *spe, struct spc_arg *args) -{ - int error; - int st_depth, gs_depth; - - ASSERT(spe && args); - - pdf_dev_gsave(); - - st_depth = mps_stack_depth(); - gs_depth = pdf_dev_current_depth(); - - { - pdf_tmatrix M; - M.a = M.d = 1.0; M.b = M.c = 0.0; M.e = spe->x_user; M.f = spe->y_user; - pdf_dev_concat(&M); - error = mps_exec_inline(&args->curptr, - args->endptr, - spe->x_user, spe->y_user); - M.e = -spe->x_user; M.f = -spe->y_user; - pdf_dev_concat(&M); - } - if (error) - spc_warn(spe, "Interpreting PS code failed!!! Output might be broken!!!"); - else { - if (st_depth != mps_stack_depth()) { - spc_warn(spe, "Stack not empty after execution of inline PostScript code."); - spc_warn(spe, ">> Your macro package makes some assumption on internal behaviour of DVI drivers."); - spc_warn(spe, ">> It may not compatible with dvipdfmx."); - } - } - - pdf_dev_grestore_to(gs_depth); - pdf_dev_grestore(); - - return error; -} - -static struct spc_handler dvips_handlers[] = { - {"header", spc_handler_ps_header}, - {"PSfile", spc_handler_ps_file}, - {"psfile", spc_handler_ps_file}, - {"ps: plotfile ", spc_handler_ps_plotfile}, - {"PS: plotfile ", spc_handler_ps_plotfile}, - {"PS:", spc_handler_ps_literal}, - {"ps:", spc_handler_ps_literal}, - {"PST:", spc_handler_ps_trickscmd}, - {"pst:", spc_handler_ps_tricksobj}, - {"\" ", spc_handler_ps_default} -}; - -#ifdef XETEX -int -spc_dvips_at_begin_document (void) -{ - FILE* fp; - - /* This, together with \pscharpath support code, must be moved to xtex.pro header. */ - global_defs = dpx_create_temp_file(); - if (!global_defs) { - WARN("Failed to create temporary input file for PSTricks image conversion."); - return -1; - } - - fp = fopen(global_defs, "wb"); - fprintf(fp, "tx@Dict begin /STV {} def end\n"); - fclose(fp); - return 0; -} - -int -spc_dvips_at_end_document (void) -{ - if (ps_headers) { - while (num_ps_headers > 0) - RELEASE(ps_headers[--num_ps_headers]); - free(ps_headers); - ps_headers = NULL; - } - dpx_delete_temp_file(global_defs, true); - dpx_delete_temp_file(page_defs, true); - return 0; -} - -int -spc_dvips_at_begin_page (void) -{ - if (page_defs) { - dpx_delete_temp_file(page_defs, true); - page_defs = 0; - } - - put_stack_depth = -1; - - return 0; -} -#endif - -int -spc_dvips_at_end_page (void) -{ - mps_eop_cleanup(); -#ifdef XETEX - if (!temporary_defs) { - dpx_delete_temp_file(temporary_defs, true); - temporary_defs = 0; - } -#endif - return 0; -} - -int -spc_dvips_check_special (const char *buf, long len) -{ - const char *p, *endptr; - int i; - - p = buf; - endptr = p + len; - - skip_white(&p, endptr); - if (p >= endptr) - return 0; - - len = (long) (endptr - p); - for (i = 0; - i < sizeof(dvips_handlers)/sizeof(struct spc_handler); i++) { - if (len >= strlen(dvips_handlers[i].key) && - !memcmp(p, dvips_handlers[i].key, - strlen(dvips_handlers[i].key))) { - return 1; - } - } - - return 0; -} - -int -spc_dvips_setup_handler (struct spc_handler *handle, - struct spc_env *spe, struct spc_arg *args) -{ - const char *key; - int i, keylen; - - ASSERT(handle && spe && args); - - skip_white(&args->curptr, args->endptr); - - key = args->curptr; - while (args->curptr < args->endptr && - isalpha(args->curptr[0])) { - args->curptr++; - } - /* Test for "ps:". The "ps::" special is subsumed under this case. */ - if (args->curptr < args->endptr && - args->curptr[0] == ':') { - args->curptr++; - if (args->curptr+strlen(" plotfile ") <= args->endptr && - !strncmp(args->curptr, " plotfile ", strlen(" plotfile "))) { - args->curptr += strlen(" plotfile "); - } - } else if (args->curptr+1 < args->endptr && - args->curptr[0] == '"' && args->curptr[1] == ' ') { - args->curptr += 2; - } - - keylen = (int) (args->curptr - key); - if (keylen < 1) { - spc_warn(spe, "Not ps: special???"); - return -1; - } - - for (i = 0; - i < sizeof(dvips_handlers) / sizeof(struct spc_handler); i++) { - if (keylen <= strlen(dvips_handlers[i].key) && - !strncmp(key, dvips_handlers[i].key, strlen(dvips_handlers[i].key))) { - - skip_white(&args->curptr, args->endptr); - - args->command = dvips_handlers[i].key; - - handle->key = "ps:"; - handle->exec = dvips_handlers[i].exec; - - return 0; - } - } - - return -1; -} - -#ifdef __EMX__ -#define GS_CALCULATOR "gsos2 -q -dNOPAUSE -dBATCH -sDEVICE=nullpage -f " -#elif defined(WIN32) -#define GS_CALCULATOR "gswin32c -q -dNOPAUSE -dBATCH -sDEVICE=nullpage -f " -#else -#define GS_CALCULATOR "gs -q -dNOPAUSE -dBATCH -sDEVICE=nullpage -f " -#endif - -static -int calculate_PS (char *string, int length, double *res1, double *res2, double *res3, double *res4, double *res5, double *res6) { - char *formula, *cmd; - FILE *fp, *coord; - int k; - - if (res1 == 0 && res2 == 0) - return -1; - formula = dpx_create_temp_file(); - if (!formula) { - WARN("Failed to create temporary input file for PSTricks image conversion."); - return -1; - } - - fp = fopen(formula, "wb"); - for (k = 0; k < num_ps_headers; k++) - fprintf(fp, "(%s) run\n", ps_headers[k]); - fprintf(fp, "0 0 moveto\n"); - fprintf(fp, "(%s) run\n", global_defs); - if (page_defs != 0) - fprintf(fp, "(%s) run\n", page_defs); - if (temporary_defs) - fprintf(fp, "(%s) run\n", temporary_defs); - fwrite(string, 1, length, fp); - fclose(fp); -#ifdef MIKTEX - { - char *p; - for (p = formula; *p; p++) - if (*p == '\\') - *p = '/'; - } -#endif - k = strlen(GS_CALCULATOR) + strlen(formula) + 1; - cmd = NEW(k, char); - strcpy(cmd, GS_CALCULATOR); - strcat(cmd, formula); - - coord = popen(cmd, "r"); - if (coord) { - if (res1 == 0) - fscanf(coord, " %lf ", res2); - else if (res2 == 0) - fscanf(coord, " %lf ", res1); - else if (res3 == 0) - fscanf(coord, " %lf %lf ", res1, res2); - else - fscanf(coord, " [%lf %lf %lf %lf %lf %lf] ", res1, res2, res3, res4, res5, res6); - } else - return -1; - - pclose(coord); - RELEASE(cmd); - dpx_delete_temp_file(formula, true); - return 0; -} diff --git a/Build/source/texk/dvipdf-x/xsrc/spc_html.c b/Build/source/texk/dvipdf-x/xsrc/spc_html.c deleted file mode 100644 index 5d9fc66ab4f..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/spc_html.c +++ /dev/null @@ -1,944 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include "system.h" -#include "mem.h" -#include "error.h" -#include "dpxutil.h" - -#include "pdfdraw.h" -#include "pdfdev.h" -#include "pdfximage.h" - -#include "pdfdoc.h" - -#include "specials.h" -#include "spc_util.h" - -#include "spc_html.h" - - -#define ENABLE_HTML_IMG_SUPPORT 1 -#define ENABLE_HTML_SVG_TRANSFORM 1 -#define ENABLE_HTML_SVG_OPACITY 1 - -/* _FIXME_ - * Please rewrite this or remove html special support - */ - -#define ANCHOR_TYPE_HREF 0 -#define ANCHOR_TYPE_NAME 1 - -struct spc_html_ -{ - struct { - long extensions; - } opts; - - pdf_obj *link_dict; - char *baseurl; - int pending_type; -}; - -static struct spc_html_ _html_state = { - { 0 }, - NULL, NULL, -1 -}; - - -#ifdef ENABLE_HTML_SVG_TRANSFORM -static int cvt_a_to_tmatrix (pdf_tmatrix *M, const char *ptr, const char **nextptr); -#endif /* ENABLE_HTML_SVG_TRANSFORM */ - -#define \ -downcasify(s) \ -if ((s)) { \ - char *_p = (char *) (s); \ - while (*(_p) != 0) { \ - if (*(_p) >= 'A' && *(_p) <= 'Z') { \ - *(_p) = (*(_p) - 'A') + 'a'; \ - } \ - _p++; \ - } \ -} - -static int -parse_key_val (const char **pp, const char *endptr, char **kp, char **vp) -{ - const char *q, *p; - char *k, *v; - int n, error = 0; - - for (p = *pp ; p < endptr && isspace(*p); p++); -#if 0 - while (!error && p < endptr && - ((*p >= 'a' && *p <= 'z') || - (*p >= 'A' && *p <= 'Z')) - ) { -#endif - k = v = NULL; - for (q = p, n = 0; - p < endptr && - ((*p >= 'a' && *p <= 'z') || - (*p >= 'A' && *p <= 'Z') || - (*p >= '0' && *p <= '9') || - *p == '-' || *p == ':' - ); n++, p++); - if (n == 0) { -#if 0 - break; -#else - *kp = *vp = NULL; - return -1; -#endif - } - k = NEW(n + 1, char); - memcpy(k, q, n); k[n] = '\0'; - if (p + 2 >= endptr || p[0] != '=' || (p[1] != '\"' && p[1] != '\'')) { - RELEASE(k); k = NULL; - *pp = p; - error = -1; - } else { - char qchr = p[1]; - p += 2; /* skip '="' */ - for (q = p, n = 0; p < endptr && *p != qchr; p++, n++); - if (p == endptr || *p != qchr) - error = -1; - else { - v = NEW(n + 1, char); - memcpy(v, q, n); v[n] = '\0'; -#if 0 - pdf_add_dict(t->attr, - pdf_new_name(k), - pdf_new_string(v, n)); - RELEASE(v); -#endif - p++; - } - } -#if 0 - RELEASE(k); - if (!error) - for ( ; p < endptr && isspace(*p); p++); - } -#endif - - *kp = k; *vp = v; *pp = p; - return error; -} - -#define HTML_TAG_NAME_MAX 127 -#define HTML_TAG_TYPE_EMPTY 1 -#define HTML_TAG_TYPE_OPEN 1 -#define HTML_TAG_TYPE_CLOSE 2 - -static int -read_html_tag (char *name, pdf_obj *attr, int *type, const char **pp, const char *endptr) -{ - const char *p = *pp; - int n = 0, error = 0; - - for ( ; p < endptr && isspace(*p); p++); - if (p >= endptr || *p != '<') - return -1; - - *type = HTML_TAG_TYPE_OPEN; - for (++p; p < endptr && isspace(*p); p++); - if (p < endptr && *p == '/') { - *type = HTML_TAG_TYPE_CLOSE; - for (++p; p < endptr && isspace(*p); p++); - } - -#define ISDELIM(c) ((c) == '>' || (c) == '/' || isspace(c)) - for (n = 0; p < endptr && n < HTML_TAG_NAME_MAX && !ISDELIM(*p); n++, p++) { - name[n] = *p; - } - name[n] = '\0'; - if (n == 0 || p == endptr || !ISDELIM(*p)) { - *pp = p; - return -1; - } - - for ( ; p < endptr && isspace(*p); p++); - while (p < endptr && !error && *p != '/' && *p != '>') { - char *kp = NULL, *vp = NULL; - error = parse_key_val(&p, endptr, &kp, &vp); - if (!error) { - downcasify(kp); - pdf_add_dict(attr, - pdf_new_name(kp), - pdf_new_string(vp, strlen(vp) + 1)); /* include trailing NULL here!!! */ - RELEASE(kp); - RELEASE(vp); - } - for ( ; p < endptr && isspace(*p); p++); - } - if (error) { - *pp = p; - return error; - } - - if (p < endptr && *p == '/') { - *type = HTML_TAG_TYPE_EMPTY; - for (++p; p < endptr && isspace(*p); p++); - } - if (p == endptr || *p != '>') { - *pp = p; - return -1; - } - p++; - - downcasify(name); - *pp = p; - return 0; -} - - -static int -spc_handler_html__init (struct spc_env *spe, struct spc_arg *ap, void *dp) -{ - struct spc_html_ *sd = dp; - - sd->link_dict = NULL; - sd->baseurl = NULL; - sd->pending_type = -1; - - return 0; -} - -static int -spc_handler_html__clean (struct spc_env *spe, struct spc_arg *ap, void *dp) -{ - struct spc_html_ *sd = dp; - - if (sd->baseurl) - RELEASE(sd->baseurl); - - if (sd->pending_type >= 0 || sd->link_dict) - spc_warn(spe, "Unclosed html anchor found."); - - if (sd->link_dict) - pdf_release_obj(sd->link_dict); - - sd->pending_type = -1; - sd->baseurl = NULL; - sd->link_dict = NULL; - - return 0; -} - - -static int -spc_handler_html__bophook (struct spc_env *spe, struct spc_arg *ap, void *dp) -{ - struct spc_html_ *sd = dp; - - if (sd->pending_type >= 0) { - spc_warn(spe, "...html anchor continues from previous page processed..."); - } - - return 0; -} - -static int -spc_handler_html__eophook (struct spc_env *spe, struct spc_arg *ap, void *dp) -{ - struct spc_html_ *sd = dp; - - if (sd->pending_type >= 0) { - spc_warn(spe, "Unclosed html anchor at end-of-page!"); - } - - return 0; -} - - -static char * -fqurl (const char *baseurl, const char *name) -{ - char *q; - int len = 0; - - len = strlen(name); - if (baseurl) - len += strlen(baseurl) + 1; /* we may want to add '/' */ - - q = NEW(len + 1, char); - *q = '\0'; - if (baseurl && baseurl[0]) { - char *p; - strcpy(q, baseurl); - p = q + strlen(q) - 1; - if (*p == '/') - *p = '\0'; - if (name[0] && name[0] != '/') - strcat(q, "/"); - } - strcat(q, name); - - return q; -} - -static int -html_open_link (struct spc_env *spe, const char *name, struct spc_html_ *sd) -{ - pdf_obj *color; - char *url; - - ASSERT( name ); - ASSERT( sd->link_dict == NULL ); /* Should be checked somewhere else */ - - sd->link_dict = pdf_new_dict(); - pdf_add_dict(sd->link_dict, - pdf_new_name("Type"), pdf_new_name ("Annot")); - pdf_add_dict(sd->link_dict, - pdf_new_name("Subtype"), pdf_new_name ("Link")); - - color = pdf_new_array (); - pdf_add_array(color, pdf_new_number(0.0)); - pdf_add_array(color, pdf_new_number(0.0)); - pdf_add_array(color, pdf_new_number(1.0)); - pdf_add_dict(sd->link_dict, pdf_new_name("C"), color); - - url = fqurl(sd->baseurl, name); - if (url[0] == '#') { - /* url++; causes memory leak in RELEASE(url) */ - pdf_add_dict(sd->link_dict, - pdf_new_name("Dest"), - pdf_new_string(url+1, strlen(url+1))); - } else { /* Assume this is URL */ - pdf_obj *action = pdf_new_dict(); - pdf_add_dict(action, - pdf_new_name("Type"), - pdf_new_name("Action")); - pdf_add_dict(action, - pdf_new_name("S"), - pdf_new_name("URI")); - pdf_add_dict(action, - pdf_new_name("URI"), - pdf_new_string(url, strlen(url))); - pdf_add_dict(sd->link_dict, - pdf_new_name("A"), - pdf_link_obj(action)); - pdf_release_obj(action); - } - RELEASE(url); - - spc_begin_annot(spe, sd->link_dict); - - sd->pending_type = ANCHOR_TYPE_HREF; - - return 0; -} - -static int -html_open_dest (struct spc_env *spe, const char *name, struct spc_html_ *sd) -{ - int error; - pdf_obj *array, *page_ref; - pdf_coord cp; - - cp.x = spe->x_user; cp.y = spe->y_user; - pdf_dev_transform(&cp, NULL); - - page_ref = pdf_doc_this_page_ref(); - ASSERT( page_ref ); /* Otherwise must be bug */ - - array = pdf_new_array(); - pdf_add_array(array, page_ref); - pdf_add_array(array, pdf_new_name("XYZ")); - pdf_add_array(array, pdf_new_null()); - pdf_add_array(array, pdf_new_number(cp.y + 24.0)); - pdf_add_array(array, pdf_new_null()); - - error = pdf_doc_add_names("Dests", - name, strlen(name), - array); - - if (error) - spc_warn(spe, "Failed to add named destination: %s", name); - - sd->pending_type = ANCHOR_TYPE_NAME; - - return error; -} - -#define ANCHOR_STARTED(s) ((s)->pending_type >= 0 || (s)->link_dict) - -static int -spc_html__anchor_open (struct spc_env *spe, pdf_obj *attr, struct spc_html_ *sd) -{ - pdf_obj *href, *name; - int error = 0; - - if (ANCHOR_STARTED(sd)) { - spc_warn(spe, "Nested html anchors found!"); - return -1; - } - - href = pdf_lookup_dict(attr, "href"); - name = pdf_lookup_dict(attr, "name"); - if (href && name) { - spc_warn(spe, "Sorry, you can't have both \"href\" and \"name\" in anchor tag..."); - error = -1; - } else if (href) { - error = html_open_link(spe, pdf_string_value(href), sd); - } else if (name) { /* name */ - error = html_open_dest(spe, pdf_string_value(name), sd); - } else { - spc_warn(spe, "You should have \"href\" or \"name\" in anchor tag!"); - error = -1; - } - - return error; -} - -static int -spc_html__anchor_close (struct spc_env *spe, pdf_obj *attr, struct spc_html_ *sd) -{ - int error = 0; - - switch (sd->pending_type) { - case ANCHOR_TYPE_HREF: - if (sd->link_dict) { - spc_end_annot(spe); - pdf_release_obj(sd->link_dict); - sd->link_dict = NULL; - sd->pending_type = -1; - } else { - spc_warn(spe, "Closing html anchor (link) without starting!"); - error = -1; - } - break; - case ANCHOR_TYPE_NAME: - sd->pending_type = -1; - break; - default: - spc_warn(spe, "No corresponding opening tag for html anchor."); - error = -1; - break; - } - - return error; -} - -static int -spc_html__base_empty (struct spc_env *spe, pdf_obj *attr, struct spc_html_ *sd) -{ - pdf_obj *href; - char *vp; - - href = pdf_lookup_dict(attr, "href"); - if (!href) { - spc_warn(spe, "\"href\" not found for \"base\" tag!"); - return -1; - } - - vp = (char *) pdf_string_value(href); - if (sd->baseurl) { - spc_warn(spe, "\"baseurl\" changed: \"%s\" --> \"%s\"", sd->baseurl, vp); - RELEASE(sd->baseurl); - } - sd->baseurl = NEW(strlen(vp) + 1, char); - strcpy(sd->baseurl, vp); - - return 0; -} - - -#ifdef ENABLE_HTML_IMG_SUPPORT -/* This isn't completed. - * Please think about placement of images. - */ -static double -atopt (const char *a) -{ - char *q; - const char *p = a; - double v, u = 1.0; - const char *_ukeys[] = { -#define K_UNIT__PT 0 -#define K_UNIT__IN 1 -#define K_UNIT__CM 2 -#define K_UNIT__MM 3 -#define K_UNIT__BP 4 - "pt", "in", "cm", "mm", "bp", -#define K_UNIT__PX 5 - "px", - NULL - }; - int k; - - q = parse_float_decimal(&p, p + strlen(p)); - if (!q) { - WARN("Invalid length value: %s (%c)", a, *p); - return 0.0; - } - - v = atof(q); - RELEASE(q); - - q = parse_c_ident(&p, p + strlen(p)); - if (q) { - for (k = 0; _ukeys[k] && strcmp(_ukeys[k], q); k++); - switch (k) { - case K_UNIT__PT: u *= 72.0 / 72.27; break; - case K_UNIT__IN: u *= 72.0; break; - case K_UNIT__CM: u *= 72.0 / 2.54 ; break; - case K_UNIT__MM: u *= 72.0 / 25.4 ; break; - case K_UNIT__BP: u *= 1.0 ; break; - case K_UNIT__PX: u *= 1.0 ; break; /* 72dpi */ - default: - WARN("Unknown unit of measure: %s", q); - break; - } - RELEASE(q); - } - - return v * u; -} - - -#ifdef ENABLE_HTML_SVG_OPACITY -/* Replicated from spc_tpic */ -static pdf_obj * -create_xgstate (double a /* alpha */, int f_ais /* alpha is shape */) -{ - pdf_obj *dict; - - dict = pdf_new_dict(); - pdf_add_dict(dict, - pdf_new_name("Type"), - pdf_new_name("ExtGState")); - if (f_ais) { - pdf_add_dict(dict, - pdf_new_name("AIS"), - pdf_new_boolean(1)); - } - pdf_add_dict(dict, - pdf_new_name("ca"), - pdf_new_number(a)); - - return dict; -} - -static int -check_resourcestatus (const char *category, const char *resname) -{ - pdf_obj *dict1, *dict2; - - dict1 = pdf_doc_current_page_resources(); - if (!dict1) - return 0; - - dict2 = pdf_lookup_dict(dict1, category); - if (dict2 && - pdf_obj_typeof(dict2) == PDF_DICT) { - if (pdf_lookup_dict(dict2, resname)) - return 1; - } - return 0; -} -#endif /* ENABLE_HTML_SVG_OPACITY */ - -static int -spc_html__img_empty (struct spc_env *spe, pdf_obj *attr, struct spc_html_ *sd) -{ - pdf_obj *src, *obj; - transform_info ti; - int id, error = 0; -#ifdef ENABLE_HTML_SVG_OPACITY - double alpha = 1.0; /* meaning fully opaque */ -#endif /* ENABLE_HTML_SVG_OPACITY */ -#ifdef ENABLE_HTML_SVG_TRANSFORM - pdf_tmatrix M; - - pdf_setmatrix(&M, 1.0, 0.0, 0.0, 1.0, spe->x_user, spe->y_user); -#endif /* ENABLE_HTML_SVG_TRANSFORM */ - - spc_warn(spe, "html \"img\" tag found (not completed, plese don't use!)."); - - src = pdf_lookup_dict(attr, "src"); - if (!src) { - spc_warn(spe, "\"src\" attribute not found for \"img\" tag!"); - return -1; - } - - transform_info_clear(&ti); - obj = pdf_lookup_dict(attr, "width"); - if (obj) { - ti.width = atopt(pdf_string_value(obj)); - ti.flags |= INFO_HAS_WIDTH; - } - obj = pdf_lookup_dict(attr, "height"); - if (obj) { - ti.height = atopt(pdf_string_value(obj)); - ti.flags |= INFO_HAS_HEIGHT; - } - -#ifdef ENABLE_HTML_SVG_OPACITY - obj = pdf_lookup_dict(attr, "svg:opacity"); - if (obj) { - alpha = atof(pdf_string_value(obj)); - if (alpha < 0.0 || alpha > 1.0) { - spc_warn(spe, "Invalid opacity value: %s", pdf_string_value(obj)); - alpha = 1.0; - } - } -#endif /* ENABLE_HTML_SVG_OPCAITY */ - -#ifdef ENABLE_HTML_SVG_TRANSFORM - obj = pdf_lookup_dict(attr, "svg:transform"); - if (obj) { - const char *p = pdf_string_value(obj); - pdf_tmatrix N; - for ( ; *p && isspace(*p); p++); - while (*p && !error) { - pdf_setmatrix(&N, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0); - error = cvt_a_to_tmatrix(&N, p, &p); - if (!error) { - N.f = -N.f; - pdf_concatmatrix(&M, &N); - for ( ; *p && isspace(*p); p++); - if (*p == ',') - for (++p; *p && isspace(*p); p++); - } - } - } -#endif /* ENABLE_HTML_SVG_TRANSFORM */ - - if (error) { - spc_warn(spe, "Error in html \"img\" tag attribute."); - return error; - } - - id = pdf_ximage_findresource(pdf_string_value(src), 0, NULL); - if (id < 0) { - spc_warn(spe, "Could not find/load image: %s", pdf_string_value(src)); - error = -1; - } else { -#if defined(ENABLE_HTML_SVG_TRANSFORM) || defined(ENABLE_HTML_SVG_OPACITY) - { - char *res_name; - pdf_rect r; - - graphics_mode(); - - pdf_dev_gsave(); - -#ifdef ENABLE_HTML_SVG_OPACITY - { - pdf_obj *dict; - int a = round(100.0 * alpha); - if (a != 0) { - res_name = NEW(strlen("_Tps_a100_") + 1, char); - sprintf(res_name, "_Tps_a%03d_", a); /* Not Tps prefix but... */ - if (!check_resourcestatus("ExtGState", res_name)) { - dict = create_xgstate(round_at(0.01 * a, 0.01), 0); - pdf_doc_add_page_resource("ExtGState", - res_name, pdf_ref_obj(dict)); - pdf_release_obj(dict); - } - pdf_doc_add_page_content(" /", 2); - pdf_doc_add_page_content(res_name, strlen(res_name)); - pdf_doc_add_page_content(" gs", 3); - RELEASE(res_name); - } - } -#endif /* ENABLE_HTML_SVG_OPACITY */ - - pdf_dev_concat(&M); - - pdf_ximage_scale_image(id, &M, &r, &ti); - pdf_dev_concat(&M); - - pdf_dev_rectclip(r.llx, r.lly, r.urx - r.llx, r.ury - r.lly); - - res_name = pdf_ximage_get_resname(id); - pdf_doc_add_page_content(" /", 2); - pdf_doc_add_page_content(res_name, strlen(res_name)); - pdf_doc_add_page_content(" Do", 3); - - pdf_dev_grestore(); - - pdf_doc_add_page_resource("XObject", - res_name, - pdf_ximage_get_reference(id)); - } -#else - pdf_dev_put_image(id, &ti, spe->x_user, spe->y_user); -#endif /* ENABLE_HTML_SVG_XXX */ - } - - return error; -} -#else -static int -spc_html__img_empty (struct spc_env *spe, pdf_obj *attr, struct spc_html_ *sd) -{ - spc_warn(spe, "IMG tag not yet supported yet..."); - return -1; -} -#endif /* ENABLE_HTML_IMG_SUPPORT */ - - -static int -spc_handler_html_default (struct spc_env *spe, struct spc_arg *ap) -{ - struct spc_html_ *sd = &_html_state; - char name[HTML_TAG_NAME_MAX + 1]; - pdf_obj *attr; - int error = 0, type = HTML_TAG_TYPE_OPEN; - - if (ap->curptr >= ap->endptr) - return 0; - - attr = pdf_new_dict(); - error = read_html_tag(name, attr, &type, &ap->curptr, ap->endptr); - if (error) { - pdf_release_obj(attr); - return error; - } - if (!strcmp(name, "a")) { - switch (type) { - case HTML_TAG_TYPE_OPEN: - error = spc_html__anchor_open (spe, attr, sd); - break; - case HTML_TAG_TYPE_CLOSE: - error = spc_html__anchor_close(spe, attr, sd); - break; - default: - spc_warn(spe, "Empty html anchor tag???"); - error = -1; - break; - } - } else if (!strcmp(name, "base")) { - if (type == HTML_TAG_TYPE_CLOSE) { - spc_warn(spe, "Close tag for \"base\"???"); - error = -1; - } else { /* treat "open" same as "empty" */ - error = spc_html__base_empty(spe, attr, sd); - } - } else if (!strcmp(name, "img")) { - if (type == HTML_TAG_TYPE_CLOSE) { - spc_warn(spe, "Close tag for \"img\"???"); - error = -1; - } else { /* treat "open" same as "empty" */ - error = spc_html__img_empty(spe, attr, sd); - } - } - pdf_release_obj(attr); - - for ( ; ap->curptr < ap->endptr && isspace(ap->curptr[0]); ap->curptr++); - - return error; -} - - -#ifdef ENABLE_HTML_SVG_TRANSFORM -/* translate wsp* '(' wsp* number (comma-wsp number)? wsp* ')' */ -static int -cvt_a_to_tmatrix (pdf_tmatrix *M, const char *ptr, const char **nextptr) -{ - char *q; - const char *p = ptr; - int n; - double v[6]; - static const char *_tkeys[] = { -#define K_TRNS__MATRIX 0 - "matrix", /* a b c d e f */ -#define K_TRNS__TRANSLATE 1 - "translate", /* tx [ty] : dflt. tf = 0 */ -#define K_TRNS__SCALE 2 - "scale", /* sx [sy] : dflt. sy = sx */ -#define K_TRNS__ROTATE 3 - "rotate", /* ang [cx cy] : dflt. cx, cy = 0 */ -#define K_TRNS__SKEWX 4 -#define K_TRNS__SKEWY 5 - "skewX", /* ang */ - "skewY", /* ang */ - NULL - }; - int k; - - for ( ; *p && isspace(*p); p++); - - q = parse_c_ident(&p, p + strlen(p)); - if (!q) - return -1; - /* parsed transformation key */ - for (k = 0; _tkeys[k] && strcmp(q, _tkeys[k]); k++); - RELEASE(q); - - /* handle args */ - for ( ; *p && isspace(*p); p++); - if (*p != '(' || *(p + 1) == 0) - return -1; - for (++p; *p && isspace(*p); p++); - for (n = 0; n < 6 && *p && *p != ')'; n++) { - q = parse_float_decimal(&p, p + strlen(p)); - if (!q) - break; - else { - v[n] = atof(q); - if (*p == ',') - p++; - for ( ; *p && isspace(*p); p++); - if (*p == ',') - for (++p; *p && isspace(*p); p++); - RELEASE(q); - } - } - if (*p != ')') - return -1; - p++; - - switch (k) { - case K_TRNS__MATRIX: - if (n != 6) - return -1; - M->a = v[0]; M->c = v[1]; - M->b = v[2]; M->d = v[3]; - M->e = v[4]; M->f = v[5]; - break; - case K_TRNS__TRANSLATE: - if (n != 1 && n != 2) - return -1; - M->a = M->d = 1.0; - M->c = M->b = 0.0; - M->e = v[0]; M->f = (n == 2) ? v[1] : 0.0; - break; - case K_TRNS__SCALE: - if (n != 1 && n != 2) - return -1; - M->a = v[0]; M->d = (n == 2) ? v[1] : v[0]; - M->c = M->b = 0.0; - M->e = M->f = 0.0; - break; - case K_TRNS__ROTATE: - if (n != 1 && n != 3) - return -1; - M->a = cos(v[0] * M_PI / 180.0); - M->c = sin(v[0] * M_PI / 180.0); - M->b = -M->c; M->d = M->a; - M->e = (n == 3) ? v[1] : 0.0; - M->f = (n == 3) ? v[2] : 0.0; - break; - case K_TRNS__SKEWX: - if (n != 1) - return -1; - M->a = M->d = 1.0; - M->c = 0.0; - M->b = tan(v[0] * M_PI / 180.0); - break; - case K_TRNS__SKEWY: - if (n != 1) - return -1; - M->a = M->d = 1.0; - M->c = tan(v[0] * M_PI / 180.0); - M->b = 0.0; - break; - } - - if (nextptr) - *nextptr = p; - return 0; -} -#endif /* ENABLE_HTML_SVG_TRANSFORM */ - -int -spc_html_at_begin_document (void) -{ - struct spc_html_ *sd = &_html_state; - return spc_handler_html__init(NULL, NULL, sd); -} - -int -spc_html_at_begin_page (void) -{ - struct spc_html_ *sd = &_html_state; - return spc_handler_html__bophook(NULL, NULL, sd); -} - -int -spc_html_at_end_page (void) -{ - struct spc_html_ *sd = &_html_state; - return spc_handler_html__eophook(NULL, NULL, sd); -} - -int -spc_html_at_end_document (void) -{ - struct spc_html_ *sd = &_html_state; - return spc_handler_html__clean(NULL, NULL, sd); -} - - -int -spc_html_check_special (const char *buffer, long size) -{ - const char *p, *endptr; - - p = buffer; - endptr = p + size; - - for ( ; p < endptr && isspace(*p); p++); - size = (long) (endptr - p); - if (size >= strlen("html:") && - !memcmp(p, "html:", strlen("html:"))) { - return 1; - } - - return 0; -} - - -int -spc_html_setup_handler (struct spc_handler *sph, - struct spc_env *spe, struct spc_arg *ap) -{ - ASSERT(sph && spe && ap); - - for ( ; ap->curptr < ap->endptr && isspace(ap->curptr[0]); ap->curptr++); - if (ap->curptr + strlen("html:") > ap->endptr || - memcmp(ap->curptr, "html:", strlen("html:"))) { - return -1; - } - - ap->command = ""; - - sph->key = "html:"; - sph->exec = &spc_handler_html_default; - - ap->curptr += strlen("html:"); - for ( ; ap->curptr < ap->endptr && isspace(ap->curptr[0]); ap->curptr++); - - return 0; -} - diff --git a/Build/source/texk/dvipdf-x/xsrc/spc_pdfm.c b/Build/source/texk/dvipdf-x/xsrc/spc_pdfm.c deleted file mode 100644 index c7b25c5cc8b..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/spc_pdfm.c +++ /dev/null @@ -1,2115 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2007-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#if HAVE_CONFIG_H -#include "config.h" -#endif - -#include <ctype.h> - -#include "system.h" -#include "mem.h" -#include "error.h" -#include "mfileio.h" - -#include "numbers.h" - -#include "fontmap.h" -#include "dpxfile.h" -#include "dpxutil.h" - -#include "pdfobj.h" -#include "pdfparse.h" - -#include "pdfdoc.h" - -#include "pdfximage.h" -#include "pdfdraw.h" -#include "pdfcolor.h" -#include "pdfdev.h" - -#include "specials.h" - -#include "spc_util.h" -#include "spc_pdfm.h" - - -#define ENABLE_TOUNICODE 1 - - -/* PLEASE REMOVE THIS */ -struct resource_map { - int type; - int res_id; -}; - -#ifdef ENABLE_TOUNICODE -struct tounicode { - int cmap_id; - int unescape_backslash; - pdf_obj *taintkeys; /* An array of PDF names. */ -}; -#endif /* ENABLE_TOUNICODE */ - -struct spc_pdf_ -{ - pdf_obj *annot_dict; /* pending annotation dict */ - int lowest_level; /* current min level of outlines */ - struct ht_table *resourcemap; /* see remark below (somewhere) */ -#ifdef ENABLE_TOUNICODE - struct tounicode cd; /* For to-UTF16-BE conversion :( */ -#endif /* ENABLE_TOUNICODE */ -}; - -#if 1 -static struct spc_pdf_ _pdf_stat = { - NULL, - 255, - NULL, -#ifdef ENABLE_TOUNICODE - { -1, 0, NULL } -#endif /* ENABLE_TOUNICODE */ -}; -#endif - -/* PLEASE REMOVE THIS */ -static void -hval_free (void *vp) -{ - RELEASE(vp); -} - - -static int -addresource (struct spc_pdf_ *sd, const char *ident, int res_id) -{ - struct resource_map *r; - - if (!ident || res_id < 0) - return -1; - - r = NEW(1, struct resource_map); - r->type = 0; /* unused */ - r->res_id = res_id; - - ht_append_table(sd->resourcemap, ident, strlen(ident), r); - spc_push_object(ident, pdf_ximage_get_reference(res_id)); - - return 0; -} - -static int -findresource (struct spc_pdf_ *sd, const char *ident) -{ - struct resource_map *r; - - if (!ident) - return -1; - - r = ht_lookup_table(sd->resourcemap, ident, strlen(ident)); - - return (r ? r->res_id : -1); -} - - -static int -spc_handler_pdfm__init (struct spc_env *spe, struct spc_arg *ap, void *dp) -{ - struct spc_pdf_ *sd = dp; -#ifdef ENABLE_TOUNICODE - static const char *default_taintkeys[] = { - "Title", "Author", "Subject", "Keywords", - "Creator", "Producer", "Contents", "Subj", - "TU", "T", "TM", NULL /* EOD */ - }; - int i; -#endif /* ENABLE_TOUNICODE */ - - sd->annot_dict = NULL; - sd->lowest_level = 255; - sd->resourcemap = NEW(1, struct ht_table); - ht_init_table(sd->resourcemap, hval_free); - -#ifdef ENABLE_TOUNICODE - sd->cd.taintkeys = pdf_new_array(); - for (i = 0; default_taintkeys[i] != NULL; i++) { - pdf_add_array(sd->cd.taintkeys, - pdf_new_name(default_taintkeys[i])); - } -#endif /* ENABLE_TOUNICODE */ - - return 0; -} - -static int -spc_handler_pdfm__clean (struct spc_env *spe, struct spc_arg *ap, void *dp) -{ - struct spc_pdf_ *sd = dp; - - if (sd->annot_dict) { - WARN("Unbalanced bann and eann found."); - pdf_release_obj(sd->annot_dict); - } - sd->lowest_level = 255; - sd->annot_dict = NULL; - if (sd->resourcemap) { - ht_clear_table(sd->resourcemap); - RELEASE(sd->resourcemap); - } - sd->resourcemap = NULL; - -#ifdef ENABLE_TOUNICODE - if (sd->cd.taintkeys) - pdf_release_obj(sd->cd.taintkeys); - sd->cd.taintkeys = NULL; -#endif /* ENABLE_TOUNICODE */ - - return 0; -} - - -int -spc_pdfm_at_begin_document (void) -{ - struct spc_pdf_ *sd = &_pdf_stat; - return spc_handler_pdfm__init(NULL, NULL, sd); -} - -int -spc_pdfm_at_end_document (void) -{ - struct spc_pdf_ *sd = &_pdf_stat; - return spc_handler_pdfm__clean(NULL, NULL, sd); -} - - -/* Dvipdfm specials */ -static int -spc_handler_pdfm_bop (struct spc_env *spe, struct spc_arg *args) -{ - if (args->curptr < args->endptr) { - pdf_doc_set_bop_content(args->curptr, - (long) (args->endptr - args->curptr)); - } - - args->curptr = args->endptr; - - return 0; -} - -static int -spc_handler_pdfm_eop (struct spc_env *spe, struct spc_arg *args) -{ - if (args->curptr < args->endptr) { - pdf_doc_set_eop_content(args->curptr, - (long) (args->endptr - args->curptr)); - } - - args->curptr = args->endptr; - - return 0; -} - -#define streamfiltered(o) \ - (pdf_lookup_dict(pdf_stream_dict((o)), "Filter") ? 1 : 0) - -/* Why should we have this kind of things? */ -static int -safeputresdent (pdf_obj *kp, pdf_obj *vp, void *dp) -{ - char *key; - - ASSERT(kp && vp && dp); - - key = pdf_name_value(kp); - if (pdf_lookup_dict(dp, key)) - WARN("Object \"%s\" already defined in dict! (ignored)", key); - else { - pdf_add_dict(dp, - pdf_link_obj(kp), pdf_link_obj(vp)); - } - return 0; -} - -#ifndef pdf_obj_isaref -#define pdf_obj_isaref(o) (pdf_obj_typeof((o)) == PDF_INDIRECT) -#endif - -static int -safeputresdict (pdf_obj *kp, pdf_obj *vp, void *dp) -{ - char *key; - pdf_obj *dict; - - ASSERT(kp && vp && dp); - - key = pdf_name_value(kp); - dict = pdf_lookup_dict(dp, key); - - if (pdf_obj_isaref(vp)) { - pdf_add_dict(dp, pdf_new_name(key), pdf_link_obj(vp)); - } else if (pdf_obj_typeof(vp) == PDF_DICT) { - if (dict) - pdf_foreach_dict(vp, safeputresdent, dict); - else { - pdf_add_dict(dp, pdf_new_name(key), pdf_link_obj(vp)); - } - } else { - WARN("Invalid type (not DICT) for page/form resource dict entry: key=\"%s\"", key); - return -1; - } - - return 0; -} - - -/* Think what happens if you do - * - * pdf:put @resources << /Font << >> >> - * - */ -static int -spc_handler_pdfm_put (struct spc_env *spe, struct spc_arg *ap) -{ - pdf_obj *obj1, *obj2; /* put obj2 into obj1 */ - char *ident; - int error = 0; - - skip_white(&ap->curptr, ap->endptr); - - ident = parse_opt_ident(&ap->curptr, ap->endptr); - if (!ident) { - spc_warn(spe, "Missing object identifier."); - return -1; - } - obj1 = spc_lookup_object(ident); - if (!obj1) { - spc_warn(spe, "Specified object not exist: %s", ident); - RELEASE(ident); - return -1; - } - skip_white(&ap->curptr, ap->endptr); - - obj2 = parse_pdf_object(&ap->curptr, ap->endptr, NULL); - if (!obj2) { - spc_warn(spe, "Missing (an) object(s) to put into \"%s\"!", ident); - RELEASE(ident); - return -1; - } - - switch (pdf_obj_typeof(obj1)) { - case PDF_DICT: - if (pdf_obj_typeof(obj2) != PDF_DICT) { - spc_warn(spe, "Inconsistent object type for \"put\" (expecting DICT): %s", ident); - error = -1; - } else { - if (!strcmp(ident, "resources")) - error = pdf_foreach_dict(obj2, safeputresdict, obj1); - else { - pdf_merge_dict(obj1, obj2); - } - } - break; - - case PDF_STREAM: - if (pdf_obj_typeof(obj2) == PDF_DICT) - pdf_merge_dict(pdf_stream_dict(obj1), obj2); - else if (pdf_obj_typeof(obj2) == PDF_STREAM) -#if 0 - { - pdf_merge_dict(pdf_stream_dict(obj1), pdf_stream_dict(obj2)); - pdf_add_stream(obj1, pdf_stream_dataptr(obj2), pdf_stream_length(obj2)); - } -#else - { - spc_warn(spe, "\"put\" operation not supported for STREAM <- STREAM: %s", ident); - error = -1; - } -#endif - else { - spc_warn(spe, "Invalid type: expecting a DICT or STREAM: %s", ident); - error = -1; - } - break; - - case PDF_ARRAY: - /* dvipdfm */ - pdf_add_array(obj1, pdf_link_obj(obj2)); - while (ap->curptr < ap->endptr) { - pdf_obj *obj3 = parse_pdf_object(&ap->curptr, ap->endptr, NULL); - if (!obj3) - break; - pdf_add_array(obj1, obj3); - skip_white(&ap->curptr, ap->endptr); - } - break; - - default: - spc_warn(spe, "Can't \"put\" object into non-DICT/STREAM/ARRAY type object: %s", ident); - error = -1; - break; - } - pdf_release_obj(obj2); - RELEASE(ident); - - return error; -} - - -#ifdef ENABLE_TOUNICODE - -/* For pdf:tounicode support - * This feature is provided for convenience. TeX can't do - * input encoding conversion. - */ -#include "cmap.h" - -static int -reencodestring (CMap *cmap, pdf_obj *instring) -{ -#define WBUF_SIZE 4096 - unsigned char wbuf[WBUF_SIZE]; - unsigned char *obufcur; - const unsigned char *inbufcur; - long inbufleft, obufleft; - - if (!cmap || !instring) - return 0; - - inbufleft = pdf_string_length(instring); - inbufcur = pdf_string_value (instring); - - wbuf[0] = 0xfe; - wbuf[1] = 0xff; - obufcur = wbuf + 2; - obufleft = WBUF_SIZE - 2; - - CMap_decode(cmap, - &inbufcur, &inbufleft, - &obufcur, &obufleft); - - if (inbufleft > 0) { - return -1; - } - - pdf_set_string(instring, wbuf, WBUF_SIZE - obufleft); - - return 0; -} - -/* tables/values used in UTF-8 interpretation - - code is based on ConvertUTF.[ch] sample code - published by the Unicode consortium */ -static unsigned long -offsetsFromUTF8[6] = { - 0x00000000UL, - 0x00003080UL, - 0x000E2080UL, - 0x03C82080UL, - 0xFA082080UL, - 0x82082080UL -}; - -static unsigned char -bytesFromUTF8[256] = { - 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, - 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, - 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, - 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, - 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, - 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, - 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, - 2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2, 3,3,3,3,3,3,3,3,4,4,4,4,5,5,5,5 -}; - -static int -maybe_reencode_utf8(pdf_obj *instring) -{ - unsigned char* inbuf; - int inlen; - int non_ascii = 0; - unsigned char* cp; - unsigned char* op; - unsigned char wbuf[WBUF_SIZE]; - - if (!instring) - return 0; - - inlen = pdf_string_length(instring); - inbuf = pdf_string_value(instring); - - /* check if the input string is strictly ASCII */ - for (cp = inbuf; cp < inbuf + inlen; ++cp) { - if (*cp > 127) { - non_ascii = 1; - } - } - if (non_ascii == 0) - return 0; /* no need to reencode ASCII strings */ - - cp = inbuf; - op = wbuf; - *op++ = 0xfe; - *op++ = 0xff; - while (cp < inbuf + inlen) { - unsigned long usv = *cp++; - int extraBytes = bytesFromUTF8[usv]; - if (cp + extraBytes > inbuf + inlen) - return -1; /* ill-formed, so give up reencoding */ - switch (extraBytes) { /* note: code falls through cases! */ - case 5: usv <<= 6; usv += *cp++; - case 4: usv <<= 6; usv += *cp++; - case 3: usv <<= 6; usv += *cp++; - case 2: usv <<= 6; usv += *cp++; - case 1: usv <<= 6; usv += *cp++; - case 0: ; - }; - usv -= offsetsFromUTF8[extraBytes]; - if (usv > 0x10FFFF) - return -1; /* out of valid Unicode range, give up */ - if (usv > 0xFFFF) { - /* supplementary-plane character: generate high surrogate */ - unsigned long hi = 0xdc00 + (usv - 0x10000) % 0x0400; - if (op > wbuf + WBUF_SIZE - 2) - return -1; /* out of space */ - *op++ = hi / 256; - *op++ = hi % 256; - usv = 0xd800 + (usv - 0x10000) / 0x0400; - /* remaining value in usv is the low surrogate */ - } - if (op > wbuf + WBUF_SIZE - 2) - return -1; /* out of space */ - *op++ = usv / 256; - *op++ = usv % 256; - } - - pdf_set_string(instring, wbuf, op - wbuf); - - return 0; -} - -static int -needreencode (pdf_obj *kp, pdf_obj *vp, struct tounicode *cd) -{ - int r = 0, i; - pdf_obj *tk; - - ASSERT( cd && cd->taintkeys ); - ASSERT( pdf_obj_typeof(kp) == PDF_NAME ); - ASSERT( pdf_obj_typeof(vp) == PDF_STRING ); - - for (i = 0; i < pdf_array_length(cd->taintkeys); i++) { - tk = pdf_get_array(cd->taintkeys, i); - ASSERT( tk && pdf_obj_typeof(tk) == PDF_NAME ); - if (!strcmp(pdf_name_value(kp), pdf_name_value(tk))) { - r = 1; - break; - } - } - if (r) { - /* Check UTF-16BE BOM. */ - if (pdf_string_length(vp) >= 2 && - !memcmp(pdf_string_value(vp), "\xfe\xff", 2)) - r = 0; - } - - return r; -} - -static int modstrings (pdf_obj *key, pdf_obj *value, void *pdata); - -static int -modstrings (pdf_obj *kp, pdf_obj *vp, void *dp) -{ - int r = 0; /* continue */ - - ASSERT( pdf_obj_typeof(kp) == PDF_NAME ); - - switch (pdf_obj_typeof(vp)) { - case PDF_STRING: - { - CMap *cmap; - struct tounicode *cd = dp; - if (cd && cd->cmap_id >= 0 && cd->taintkeys) { - cmap = CMap_cache_get(cd->cmap_id); - if (needreencode(kp, vp, cd)) { - r = reencodestring(cmap, vp); - } - } - else { - r = maybe_reencode_utf8(vp); - } - if (r < 0) /* error occured... */ - WARN("Failed to convert input string to UTF16..."); - } - break; - case PDF_DICT: - r = pdf_foreach_dict(vp, modstrings, dp); - break; - case PDF_STREAM: - r = pdf_foreach_dict(pdf_stream_dict(vp), modstrings, dp); - break; - } - - return r; -} - -static pdf_obj * -my_parse_pdf_dict (const char **pp, const char *endptr, struct tounicode *cd) -{ - pdf_obj *dict; - -#if 0 -/* disable this test, as we do utf8 reencoding with no cmap */ - if (cd->cmap_id < 0) - return parse_pdf_dict(pp, endptr, NULL); -#endif - - /* :( */ - if (cd && cd->unescape_backslash) - dict = parse_pdf_tainted_dict(pp, endptr); - else { - dict = parse_pdf_dict(pp, endptr, NULL); - } - if (dict) - pdf_foreach_dict(dict, modstrings, cd); - - return dict; -} - -#endif /* ENABLE_TOUNICODE */ - - -static int -spc_handler_pdfm_annot (struct spc_env *spe, struct spc_arg *args) -{ -#ifdef ENABLE_TOUNICODE - struct spc_pdf_ *sd = &_pdf_stat; -#endif /* ENABLE_TOUNICODE */ - pdf_obj *annot_dict; - pdf_rect rect; - char *ident = NULL; - pdf_coord cp; - transform_info ti; - - skip_white(&args->curptr, args->endptr); - if (args->curptr[0] == '@') { - ident = parse_opt_ident(&args->curptr, args->endptr); - skip_white(&args->curptr, args->endptr); - } - - transform_info_clear(&ti); - if (spc_util_read_dimtrns(spe, &ti, args, NULL, 0) < 0) { - if (ident) - RELEASE(ident); - return -1; - } - - if ((ti.flags & INFO_HAS_USER_BBOX) && - ((ti.flags & INFO_HAS_WIDTH) || (ti.flags & INFO_HAS_HEIGHT))) { - spc_warn(spe, "You can't specify both bbox and width/height."); - if (ident) - RELEASE(ident); - return -1; - } - -#ifdef ENABLE_TOUNICODE - annot_dict = my_parse_pdf_dict(&args->curptr, args->endptr, &sd->cd); -#else - annot_dict = parse_pdf_dict(&args->curptr, args->endptr, NULL); -#endif /* ENABLE_TOUNICODE */ - if (!annot_dict) { - spc_warn(spe, "Could not find dictionary object."); - if (ident) - RELEASE(ident); - return -1; - } else if (!PDF_OBJ_DICTTYPE(annot_dict)) { - spc_warn(spe, "Invalid type: not dictionary object."); - if (ident) - RELEASE(ident); - pdf_release_obj(annot_dict); - return -1; - } - - cp.x = spe->x_user; cp.y = spe->y_user; - pdf_dev_transform(&cp, NULL); - if (ti.flags & INFO_HAS_USER_BBOX) { - rect.llx = ti.bbox.llx + cp.x; - rect.lly = ti.bbox.lly + cp.y; - rect.urx = ti.bbox.urx + cp.x; - rect.ury = ti.bbox.ury + cp.y; - } else { - rect.llx = cp.x; - rect.lly = cp.y - spe->mag * ti.depth; - rect.urx = cp.x + spe->mag * ti.width; - rect.ury = cp.y + spe->mag * ti.height; - } - - /* Order is important... */ - if (ident) - spc_push_object(ident, pdf_link_obj(annot_dict)); - /* This add reference. */ - pdf_doc_add_annot(pdf_doc_current_page_number(), &rect, annot_dict, 1); - - if (ident) { - spc_flush_object(ident); - RELEASE(ident); - } - pdf_release_obj(annot_dict); - - return 0; -} - -/* NOTE: This can't have ident. See "Dvipdfm User's Manual". */ -static int -spc_handler_pdfm_bann (struct spc_env *spe, struct spc_arg *args) -{ - struct spc_pdf_ *sd = &_pdf_stat; - int error = 0; - - if (sd->annot_dict) { - spc_warn(spe, "Can't begin an annotation when one is pending."); - return -1; - } - - skip_white(&args->curptr, args->endptr); - -#ifdef ENABLE_TOUNICODE - sd->annot_dict = my_parse_pdf_dict(&args->curptr, args->endptr, &sd->cd); -#else - sd->annot_dict = parse_pdf_dict(&args->curptr, args->endptr, NULL); -#endif /* ENABLE_TOUNICODE */ - if (!sd->annot_dict) { - spc_warn(spe, "Ignoring annotation with invalid dictionary."); - return -1; - } else if (!PDF_OBJ_DICTTYPE(sd->annot_dict)) { - spc_warn(spe, "Invalid type: not a dictionary object."); - pdf_release_obj(sd->annot_dict); - sd->annot_dict = NULL; - return -1; - } - - error = spc_begin_annot(spe, sd->annot_dict); - - return error; -} - -static int -spc_handler_pdfm_eann (struct spc_env *spe, struct spc_arg *args) -{ - struct spc_pdf_ *sd = &_pdf_stat; - int error = 0; - - if (!sd->annot_dict) { - spc_warn(spe, "Tried to end an annotation without starting one!"); - return -1; - } - - error = spc_end_annot(spe); - - pdf_release_obj(sd->annot_dict); - sd->annot_dict = NULL; - - return error; -} - - -/* Color:.... */ -static int -spc_handler_pdfm_bcolor (struct spc_env *spe, struct spc_arg *ap) -{ - int error; - pdf_color fc, sc; - - error = spc_util_read_colorspec(spe, &fc, ap, 0); - if (!error) { - if (ap->curptr < ap->endptr) { - error = spc_util_read_colorspec(spe, &sc, ap, 0); - } else { - pdf_color_copycolor(&sc, &fc); - } - } - - if (error) - spc_warn(spe, "Invalid color specification?"); - else { - pdf_color_push(&sc, &fc); /* save currentcolor */ - pdf_dev_set_strokingcolor(&sc); - pdf_dev_set_nonstrokingcolor(&fc); - } - - return error; -} - -/* Different than "color rgb 1 0 0" ? */ -static int -spc_handler_pdfm_scolor (struct spc_env *spe, struct spc_arg *ap) -{ - int error; - pdf_color fc, sc; - - error = spc_util_read_colorspec(spe, &fc, ap, 0); - if (!error) { - if (ap->curptr < ap->endptr) { - error = spc_util_read_colorspec(spe, &sc, ap, 0); - } else { - pdf_color_copycolor(&sc, &fc); - } - } - - if (error) - spc_warn(spe, "Invalid color specification?"); - else { - pdf_color_set_default(&fc); /* ????? */ - pdf_dev_set_strokingcolor(&sc); - pdf_dev_set_nonstrokingcolor(&fc); - } - - return error; -} - -static int -spc_handler_pdfm_ecolor (struct spc_env *spe, struct spc_arg *args) -{ - pdf_color_pop(); - return 0; -} - - -static int -spc_handler_pdfm_btrans (struct spc_env *spe, struct spc_arg *args) -{ - pdf_tmatrix M; - transform_info ti; - - transform_info_clear(&ti); - if (spc_util_read_dimtrns(spe, &ti, args, NULL, 0) < 0) { - return -1; - } - - /* Create transformation matrix */ - pdf_copymatrix(&M, &(ti.matrix)); - M.e += ((1.0 - M.a) * spe->x_user - M.c * spe->y_user); - M.f += ((1.0 - M.d) * spe->y_user - M.b * spe->x_user); - - pdf_dev_gsave(); - pdf_dev_concat(&M); - - return 0; -} - -static int -spc_handler_pdfm_etrans (struct spc_env *spe, struct spc_arg *args) -{ - pdf_dev_grestore(); - - /* - * Unfortunately, the following line is necessary in case - * of a font or color change inside of the save/restore pair. - * Anything that was done there must be redone, so in effect, - * we make no assumptions about what fonts. We act like we are - * starting a new page. - */ - pdf_dev_reset_fonts(); - pdf_dev_reset_color(0); - - return 0; -} - -static int -spc_handler_pdfm_outline (struct spc_env *spe, struct spc_arg *args) -{ - struct spc_pdf_ *sd = &_pdf_stat; - pdf_obj *item_dict, *tmp; - int level, is_open = -1; - int current_depth; - - skip_white(&args->curptr, args->endptr); - - /* - * pdf:outline is extended to support open/close feature - * - * pdf:outline 1 ... (as DVIPDFM) - * pdf:outline [] 1 ... (open bookmark) - * pdf:outline [-] 1 ... (closed bookmark) - */ - if (args->curptr+3 < args->endptr && *args->curptr == '[') { - args->curptr++; - if (*args->curptr == '-') { - args->curptr++; - } else { - is_open = 1; - } - args->curptr++; - } - skip_white(&args->curptr, args->endptr); - - tmp = parse_pdf_object(&args->curptr, args->endptr, NULL); - if (!tmp) { - spc_warn(spe, "Missing number for outline item depth."); - return -1; - } else if (!PDF_OBJ_NUMBERTYPE(tmp)) { - pdf_release_obj(tmp); - spc_warn(spe, "Expecting number for outline item depth."); - return -1; - } - - item_dict = NULL; - - level = (int) pdf_number_value(tmp); - pdf_release_obj(tmp); - - /* What is this? Starting at level 3 and can go down to level 1? - * - * Here is the original comment: - * Make sure we know where the starting level is - * - * NOTE: added - * We need this for converting pages from 3rd to... :( - */ - sd->lowest_level = MIN(sd->lowest_level, level); - - level += 1 - sd->lowest_level; - -#ifdef ENABLE_TOUNICODE - item_dict = my_parse_pdf_dict(&args->curptr, args->endptr, &sd->cd); -#else - item_dict = parse_pdf_dict(&args->curptr, args->endptr, NULL); -#endif /* ENABLE_TOUNICODE */ - if (!item_dict) { - spc_warn(spe, "Ignoring invalid dictionary."); - return -1; - } - current_depth = pdf_doc_bookmarks_depth(); - if (current_depth > level) { - while (current_depth-- > level) - pdf_doc_bookmarks_up(); - } else if (current_depth < level) { - while (current_depth++ < level) - pdf_doc_bookmarks_down(); - } - - pdf_doc_bookmarks_add(item_dict, is_open); - - return 0; -} - -static int -spc_handler_pdfm_article (struct spc_env *spe, struct spc_arg *args) -{ -#ifdef ENABLE_TOUNICODE - struct spc_pdf_ *sd = &_pdf_stat; -#endif /* ENABLE_TOUNICODE */ - char *ident; - pdf_obj *info_dict; - - skip_white (&args->curptr, args->endptr); - - ident = parse_opt_ident(&args->curptr, args->endptr); - if (!ident) { - spc_warn(spe, "Article name expected but not found."); - return -1; - } - -#ifdef ENABLE_TOUNICODE - info_dict = my_parse_pdf_dict(&args->curptr, args->endptr, &sd->cd); -#else - info_dict = parse_pdf_dict(&args->curptr, args->endptr, NULL); -#endif /* ENABLE_TOUNICODE */ - if (!info_dict) { - spc_warn(spe, "Ignoring article with invalid info dictionary."); - RELEASE(ident); - return -1; - } - - pdf_doc_begin_article(ident, pdf_link_obj(info_dict)); - spc_push_object(ident, info_dict); - RELEASE(ident); - - return 0; -} - -static int -spc_handler_pdfm_bead (struct spc_env *spe, struct spc_arg *args) -{ -#ifdef ENABLE_TOUNICODE - struct spc_pdf_ *sd = &_pdf_stat; -#endif /* ENABLE_TOUNICODE */ - pdf_obj *article; - pdf_obj *article_info; - char *article_name; - pdf_rect rect; - long page_no; - transform_info ti; - pdf_coord cp; - - skip_white(&args->curptr, args->endptr); - - if (args->curptr[0] != '@') { - spc_warn(spe, "Article identifier expected but not found."); - return -1; - } - - article_name = parse_opt_ident(&args->curptr, args->endptr); - if (!article_name) { - spc_warn(spe, "Article reference expected but not found."); - return -1; - } - - /* If okay so far, try to get a bounding box */ - transform_info_clear(&ti); - if (spc_util_read_dimtrns(spe, &ti, args, NULL, 0) < 0) { - RELEASE(article_name); - return -1; - } - - if ((ti.flags & INFO_HAS_USER_BBOX) && - ((ti.flags & INFO_HAS_WIDTH) || (ti.flags & INFO_HAS_HEIGHT))) { - spc_warn(spe, "You can't specify both bbox and width/height."); - RELEASE(article_name); - return -1; - } - - cp.x = spe->x_user; cp.y = spe->y_user; - pdf_dev_transform(&cp, NULL); - if (ti.flags & INFO_HAS_USER_BBOX) { - rect.llx = ti.bbox.llx + cp.x; - rect.lly = ti.bbox.lly + cp.y; - rect.urx = ti.bbox.urx + cp.x; - rect.ury = ti.bbox.ury + cp.y; - } else { - rect.llx = cp.x; - rect.lly = cp.y - spe->mag * ti.depth; - rect.urx = cp.x + spe->mag * ti.width; - rect.ury = cp.y + spe->mag * ti.height; - } - - skip_white(&args->curptr, args->endptr); - if (args->curptr[0] != '<') { - article_info = pdf_new_dict(); - } else { -#ifdef ENABLE_TOUNICODE - article_info = my_parse_pdf_dict(&args->curptr, args->endptr, &sd->cd); -#else - article_info = parse_pdf_dict(&args->curptr, args->endptr, NULL); -#endif /* ENABLE_TOUNICODE */ - if (!article_info) { - spc_warn(spe, "Error in reading dictionary."); - RELEASE(article_name); - return -1; - } - } - - /* Does this article exist yet */ - article = spc_lookup_object(article_name); - if (article) { - pdf_merge_dict (article, article_info); - pdf_release_obj(article_info); - } else { - pdf_doc_begin_article(article_name, pdf_link_obj(article_info)); - spc_push_object(article_name, article_info); - } - page_no = pdf_doc_current_page_number(); - pdf_doc_add_bead(article_name, NULL, page_no, &rect); - - RELEASE(article_name); - return 0; -} - -static int -spc_handler_pdfm_image (struct spc_env *spe, struct spc_arg *args) -{ - struct spc_pdf_ *sd = &_pdf_stat; - int xobj_id; - char *ident = NULL; - pdf_obj *fspec, *attr = NULL; - transform_info ti; - long page_no; - - skip_white(&args->curptr, args->endptr); - if (args->curptr[0] == '@') { - ident = parse_opt_ident(&args->curptr, args->endptr); - xobj_id = findresource(sd, ident); - if (xobj_id >= 0) { - spc_warn(spe, "Object reference name for image \"%s\" already used.", ident); - RELEASE(ident); - return -1; - } - } - - transform_info_clear(&ti); - page_no = 1; - if (spc_util_read_dimtrns(spe, &ti, args, &page_no, 0) < 0) { - if (ident) - RELEASE(ident); - return -1; - } - - skip_white(&args->curptr, args->endptr); - fspec = parse_pdf_object(&args->curptr, args->endptr, NULL); - if (!fspec) { - spc_warn(spe, "Missing filename string for pdf:image."); - if (ident) - RELEASE(ident); - return -1; - } else if (!PDF_OBJ_STRINGTYPE(fspec)) { - spc_warn(spe, "Missing filename string for pdf:image."); - pdf_release_obj(fspec); - if (ident) - RELEASE(ident); - return -1; - } - - skip_white(&args->curptr, args->endptr); - if (args->curptr < args->endptr) { - attr = parse_pdf_object(&args->curptr, args->endptr, NULL); - if (!attr || !PDF_OBJ_DICTTYPE(attr)) { - spc_warn(spe, "Ignore invalid attribute dictionary."); - if (attr) pdf_release_obj(attr); - } - } - - xobj_id = pdf_ximage_findresource(pdf_string_value(fspec), page_no, attr); - if (xobj_id < 0) { - spc_warn(spe, "Could not find image resource..."); - pdf_release_obj(fspec); - if (ident) - RELEASE(ident); - return -1; - } - - if (!(ti.flags & INFO_DO_HIDE)) - pdf_dev_put_image(xobj_id, &ti, spe->x_user, spe->y_user); - - if (ident) { - addresource(sd, ident, xobj_id); - RELEASE(ident); - } - - pdf_release_obj(fspec); - - return 0; -} - -/* Use do_names instead. */ -static int -spc_handler_pdfm_dest (struct spc_env *spe, struct spc_arg *args) -{ - pdf_obj *name, *array; - int error = 0; - - skip_white(&args->curptr, args->endptr); - - name = parse_pdf_object(&args->curptr, args->endptr, NULL); - if (!name) { - spc_warn(spe, "PDF string expected for destination name but not found."); - return -1; - } else if (!PDF_OBJ_STRINGTYPE(name)) { - spc_warn(spe, "PDF string expected for destination name but invalid type."); - pdf_release_obj(name); - return -1; - } -#ifdef ENABLE_TOUNICODE - error = maybe_reencode_utf8(name); - if (error < 0) - WARN("Failed to convert input string to UTF16..."); -#endif - array = parse_pdf_object(&args->curptr, args->endptr, NULL); - if (!array) { - spc_warn(spe, "Destination not specified for pdf:dest."); - pdf_release_obj(name); - return -1; - } else if (!PDF_OBJ_ARRAYTYPE(array)) { - spc_warn(spe, "Destination not specified as an array object!"); - pdf_release_obj(name); - pdf_release_obj(array); - return -1; - } - - error = pdf_doc_add_names("Dests", - pdf_string_value (name), - pdf_string_length(name), - array); - pdf_release_obj(name); - - return 0; -} - -static int -spc_handler_pdfm_names (struct spc_env *spe, struct spc_arg *args) -{ - pdf_obj *category, *key, *value, *tmp; - int i, size; - - category = parse_pdf_object(&args->curptr, args->endptr, NULL); - if (!category) { - spc_warn(spe, "PDF name expected but not found."); - return -1; - } else if (!PDF_OBJ_NAMETYPE(category)) { - spc_warn(spe, "PDF name expected but not found."); - pdf_release_obj(category); - return -1; - } - - tmp = parse_pdf_object(&args->curptr, args->endptr, NULL); - if (!tmp) { - spc_warn(spe, "PDF object expected but not found."); - pdf_release_obj(category); - return -1; - } else if (PDF_OBJ_ARRAYTYPE(tmp)) { - size = pdf_array_length(tmp); - if (size % 2 != 0) { - spc_warn(spe, "Array size not multiple of 2 for pdf:names."); - pdf_release_obj(category); - pdf_release_obj(tmp); - return -1; - } - - for (i = 0; i < size / 2; i++) { - key = pdf_get_array(tmp, 2 * i); - value = pdf_get_array(tmp, 2 * i + 1); - if (!PDF_OBJ_STRINGTYPE(key)) { - spc_warn(spe, "Name tree key must be string."); - pdf_release_obj(category); - pdf_release_obj(tmp); - return -1; - } else if (pdf_doc_add_names(pdf_name_value(category), - pdf_string_value (key), - pdf_string_length(key), - pdf_link_obj(value)) < 0) { - spc_warn(spe, "Failed to add Name tree entry..."); - pdf_release_obj(category); - pdf_release_obj(tmp); - return -1; - } - } - pdf_release_obj(tmp); - } else if (PDF_OBJ_STRINGTYPE(tmp)) { - key = tmp; - value = parse_pdf_object(&args->curptr, args->endptr, NULL); - if (!value) { - pdf_release_obj(category); - pdf_release_obj(key); - spc_warn(spe, "PDF object expected but not found."); - return -1; - } - if (pdf_doc_add_names(pdf_name_value(category), - pdf_string_value (key), - pdf_string_length(key), - value) < 0) { - spc_warn(spe, "Failed to add Name tree entry..."); - pdf_release_obj(category); - pdf_release_obj(key); - return -1; - } - pdf_release_obj(key); - } else { - pdf_release_obj(tmp); - pdf_release_obj(category); - spc_warn(spe, "Invalid object type for pdf:names."); - return -1; - } - pdf_release_obj(category); - - return 0; -} - -static int -spc_handler_pdfm_docinfo (struct spc_env *spe, struct spc_arg *args) -{ -#ifdef ENABLE_TOUNICODE - struct spc_pdf_ *sd = &_pdf_stat; -#endif /* ENABLE_TOUNICODE */ - pdf_obj *docinfo, *dict; - -#ifdef ENABLE_TOUNICODE - dict = my_parse_pdf_dict(&args->curptr, args->endptr, &sd->cd); -#else - dict = parse_pdf_dict(&args->curptr, args->endptr, NULL); -#endif /* ENABLE_TOUNICODE */ - if (!dict) { - spc_warn(spe, "Dictionary object expected but not found."); - return -1; - } - - docinfo = pdf_doc_docinfo(); - pdf_merge_dict(docinfo, dict); - pdf_release_obj(dict); - - return 0; -} - -static int -spc_handler_pdfm_docview (struct spc_env *spe, struct spc_arg *args) -{ -#ifdef ENABLE_TOUNICODE - struct spc_pdf_ *sd = &_pdf_stat; -#endif /* ENABLE_TOUNICODE */ - pdf_obj *catalog, *dict; - pdf_obj *pref_old, *pref_add; - -#ifdef ENABLE_TOUNICODE - dict = my_parse_pdf_dict(&args->curptr, args->endptr, &sd->cd); -#else - dict = parse_pdf_dict(&args->curptr, args->endptr, NULL); -#endif /* ENABLE_TOUNICODE */ - if (!dict) { - spc_warn(spe, "Dictionary object expected but not found."); - return -1; - } - - catalog = pdf_doc_catalog(); - /* Avoid overriding whole ViewerPreferences */ - pref_old = pdf_lookup_dict(catalog, "ViewerPreferences"); - pref_add = pdf_lookup_dict(dict, "ViewerPreferences"); - if (pref_old && pref_add) { - pdf_merge_dict (pref_old, pref_add); - pdf_remove_dict(dict, "ViewerPreferences"); - } - pdf_merge_dict (catalog, dict); - pdf_release_obj(dict); - - return 0; -} - -static int -spc_handler_pdfm_close (struct spc_env *spe, struct spc_arg *args) -{ - char *ident; - - skip_white(&args->curptr, args->endptr); - ident = parse_opt_ident(&args->curptr, args->endptr); - if (ident) { - spc_flush_object(ident); - RELEASE(ident); - } else { /* Close all? */ - spc_clear_objects(); - } - - return 0; -} - -static int -spc_handler_pdfm_object (struct spc_env *spe, struct spc_arg *args) -{ - char *ident; - pdf_obj *object; - - skip_white(&args->curptr, args->endptr); - ident = parse_opt_ident(&args->curptr, args->endptr); - if (!ident) { - spc_warn(spe, "Could not find a object identifier."); - return -1; - } - - object = parse_pdf_object(&args->curptr, args->endptr, NULL); - if (!object) { - spc_warn(spe, "Could not find an object definition for \"%s\".", ident); - RELEASE(ident); - return -1; - } else { - spc_push_object(ident, object); - } - RELEASE(ident); - - return 0; -} - -static int -spc_handler_pdfm_content (struct spc_env *spe, struct spc_arg *args) -{ - long len = 0; - - skip_white(&args->curptr, args->endptr); - if (args->curptr < args->endptr) { - pdf_tmatrix M; - - pdf_setmatrix(&M, 1.0, 0.0, 0.0, 1.0, spe->x_user, spe->y_user); - work_buffer[len++] = ' '; - work_buffer[len++] = 'q'; - work_buffer[len++] = ' '; - len += pdf_sprint_matrix(work_buffer + len, &M); - work_buffer[len++] = ' '; - work_buffer[len++] = 'c'; - work_buffer[len++] = 'm'; - work_buffer[len++] = ' '; - - pdf_doc_add_page_content(work_buffer, len); - len = (long) (args->endptr - args->curptr); - pdf_doc_add_page_content(args->curptr, len); - pdf_doc_add_page_content(" Q", 2); - } - args->curptr = args->endptr; - - return 0; -} - -static int -spc_handler_pdfm_literal (struct spc_env *spe, struct spc_arg *args) -{ - int direct = 0; - - skip_white(&args->curptr, args->endptr); - while (args->curptr < args->endptr) { - if (args->curptr + 7 <= args->endptr && - !strncmp(args->curptr, "reverse", 7)) { - args->curptr += 7; - WARN("The special \"pdf:literal reverse ...\" is no longer supported.\nIgnore the \"reverse\" option."); - } else if (args->curptr + 6 <= args->endptr && - !strncmp(args->curptr, "direct", 6)) { - direct = 1; - args->curptr += 6; - } else { - break; - } - skip_white(&args->curptr, args->endptr); - } - - if (args->curptr < args->endptr) { - pdf_tmatrix M; - if (!direct) { - M.a = M.d = 1.0; M.b = M.c = 0.0; - M.e = spe->x_user; M.f = spe->y_user; - pdf_dev_concat(&M); - } - pdf_doc_add_page_content(" ", 1); - pdf_doc_add_page_content(args->curptr, (long) (args->endptr - args->curptr)); - if (!direct) { - M.e = -spe->x_user; M.f = -spe->y_user; - pdf_dev_concat(&M); - } - } - - args->curptr = args->endptr; - - return 0; -} - -static int -spc_handler_pdfm_bcontent (struct spc_env *spe, struct spc_arg *args) -{ - pdf_tmatrix M; - double xpos, ypos; - - pdf_dev_gsave(); - pdf_dev_get_coord(&xpos, &ypos); - pdf_setmatrix(&M, 1.0, 0.0, 0.0, 1.0, spe->x_user - xpos, spe->y_user - ypos); - pdf_dev_concat(&M); - pdf_dev_push_coord(spe->x_user, spe->y_user); - return 0; -} - -static int -spc_handler_pdfm_econtent (struct spc_env *spe, struct spc_arg *args) -{ - pdf_dev_pop_coord(); - pdf_dev_grestore(); - return 0; -} - -static int -spc_handler_pdfm_code (struct spc_env *spe, struct spc_arg *args) -{ - skip_white(&args->curptr, args->endptr); - - if (args->curptr < args->endptr) { - pdf_doc_add_page_content(" ", 1); - pdf_doc_add_page_content(args->curptr, (long) (args->endptr - args->curptr)); - args->curptr = args->endptr; - } - - return 0; -} - -static int -spc_handler_pdfm_do_nothing (struct spc_env *spe, struct spc_arg *args) -{ - args->curptr = args->endptr; - return 0; -} - -#define STRING_STREAM 0 -#define FILE_STREAM 1 - -static int -spc_handler_pdfm_stream_with_type (struct spc_env *spe, struct spc_arg *args, int type) -{ - pdf_obj *fstream; - long nb_read; - char *ident, *instring, *fullname; - pdf_obj *tmp; - FILE *fp; - - skip_white(&args->curptr, args->endptr); - - ident = parse_opt_ident(&args->curptr, args->endptr); - if (!ident) { - spc_warn(spe, "Missing objname for pdf:(f)stream."); - return -1; - } - - skip_white(&args->curptr, args->endptr); - - tmp = parse_pdf_object(&args->curptr, args->endptr, NULL); - if (!tmp) { - spc_warn(spe, "Missing input string for pdf:(f)stream."); - RELEASE(ident); - return -1; - } else if (!PDF_OBJ_STRINGTYPE(tmp)) { - spc_warn(spe, "Invalid type of input string for pdf:(f)stream."); - pdf_release_obj(tmp); - RELEASE(ident); - return -1; - } - - instring = pdf_string_value(tmp); - - switch (type) { - case FILE_STREAM: - if (!instring) { - spc_warn(spe, "Missing filename for pdf:fstream."); - pdf_release_obj(tmp); - RELEASE(ident); - return -1; - } - fullname = kpse_find_pict(instring); - if (!fullname) { - spc_warn(spe, "File \"%s\" not found.", instring); - pdf_release_obj(tmp); - RELEASE(ident); - return -1; - } - fp = DPXFOPEN(fullname, DPX_RES_TYPE_BINARY); - if (!fp) { - spc_warn(spe, "Could not open file: %s", instring); - pdf_release_obj(tmp); - RELEASE(ident); - RELEASE(fullname); - return -1; - } - fstream = pdf_new_stream(STREAM_COMPRESS); - while ((nb_read = - fread(work_buffer, sizeof(char), WORK_BUFFER_SIZE, fp)) > 0) - pdf_add_stream(fstream, work_buffer, nb_read); - MFCLOSE(fp); - RELEASE(fullname); - break; - case STRING_STREAM: - fstream = pdf_new_stream(STREAM_COMPRESS); - if (instring) - pdf_add_stream(fstream, instring, strlen(instring)); - break; - default: - pdf_release_obj(tmp); - RELEASE(ident); - return -1; - } - pdf_release_obj(tmp); - - /* - * Optional dict. - * - * TODO: check Length, Filter... - */ - skip_white(&args->curptr, args->endptr); - - if (args->curptr[0] == '<') { - pdf_obj *stream_dict; - - stream_dict = pdf_stream_dict(fstream); - - tmp = parse_pdf_dict(&args->curptr, args->endptr, NULL); - if (!tmp) { - spc_warn(spe, "Parsing dictionary failed."); - pdf_release_obj(fstream); - RELEASE(ident); - return -1; - } - if (pdf_lookup_dict(tmp, "Length")) { - pdf_remove_dict(tmp, "Length"); - } else if (pdf_lookup_dict(tmp, "Filter")) { - pdf_remove_dict(tmp, "Filter"); - } - pdf_merge_dict(stream_dict, tmp); - pdf_release_obj(tmp); - } - - /* Users should explicitly close this. */ - spc_push_object(ident, fstream); - RELEASE(ident); - - return 0; -} - -/* - * STREAM: Create a PDF stream object from an input string. - * - * pdf: stream @objname (input_string) [PDF_DICT] - */ -static int -spc_handler_pdfm_stream (struct spc_env *spe, struct spc_arg *args) -{ - return spc_handler_pdfm_stream_with_type (spe, args, STRING_STREAM); -} - -/* - * FSTREAM: Create a PDF stream object from an existing file. - * - * pdf: fstream @objname (filename) [PDF_DICT] - */ -static int -spc_handler_pdfm_fstream (struct spc_env *spe, struct spc_arg *args) -{ - return spc_handler_pdfm_stream_with_type (spe, args, FILE_STREAM); -} - -/* Grab page content as follows: - * - * Reference point = (x_user, y_user) - * - * Case 1. \special{pdf:bxobj @obj width WD height HT depth DP} - * - * Grab the box with the lower-left corner (x_user, y_user-DP) - * and the upper right corner (x_user+WD, y_user+HT). - * - * Case 2. \special{pdf:bxobj @obj bbox LLX LLY URX, URY} - * - * Grab the box with the lower-left corner (x_user+LLX, y_user+LLY) - * and the upper right corner (x_user+URX, y_user+URY). - * - * Note that scale, xscale, yscale, xoffset, yoffset options are ignored. - */ -static int -spc_handler_pdfm_bform (struct spc_env *spe, struct spc_arg *args) -{ - int xobj_id; - char *ident; - pdf_rect cropbox; - transform_info ti; - - skip_white(&args->curptr, args->endptr); - - ident = parse_opt_ident(&args->curptr, args->endptr); - if (!ident) { - spc_warn(spe, "A form XObject must have name."); - return -1; - } - - transform_info_clear(&ti); - if (spc_util_read_dimtrns(spe, &ti, args, NULL, 0) < 0) { - RELEASE(ident); - return -1; - } - - /* A XForm with zero dimension results in a non-invertible transformation - * matrix. And it may result in unpredictable behaviour. It might be an - * error in Acrobat. Bounding box with zero dimension may cause division - * by zero. - */ - if (ti.flags & INFO_HAS_USER_BBOX) { - if (ti.bbox.urx - ti.bbox.llx == 0.0 || - ti.bbox.ury - ti.bbox.lly == 0.0) { - spc_warn(spe, "Bounding box has a zero dimension."); - RELEASE(ident); - return -1; - } - cropbox.llx = ti.bbox.llx; - cropbox.lly = ti.bbox.lly; - cropbox.urx = ti.bbox.urx; - cropbox.ury = ti.bbox.ury; - } else { - if (ti.width == 0.0 || - ti.depth + ti.height == 0.0) { - spc_warn(spe, "Bounding box has a zero dimension."); - RELEASE(ident); - return -1; - } - cropbox.llx = 0.0; - cropbox.lly = -ti.depth; - cropbox.urx = ti.width; - cropbox.ury = ti.height; - } - - xobj_id = pdf_doc_begin_grabbing(ident, spe->x_user, spe->y_user, &cropbox); - - if (xobj_id < 0) { - RELEASE(ident); - spc_warn(spe, "Couldn't start form object."); - return -1; - } - - spc_push_object(ident, pdf_ximage_get_reference(xobj_id)); - RELEASE(ident); - - return 0; -} - -/* An extra dictionary after exobj must be merged to the form dictionary, - * not resource dictionary. - * Please use pdf:put @resources (before pdf:exobj) instead. - */ -static int -spc_handler_pdfm_eform (struct spc_env *spe, struct spc_arg *args) -{ - pdf_obj *attrib = NULL; - - skip_white(&args->curptr, args->endptr); - - if (args->curptr < args->endptr) { - attrib = parse_pdf_dict(&args->curptr, args->endptr, NULL); - if (attrib && !PDF_OBJ_DICTTYPE(attrib)) { - pdf_release_obj(attrib); - attrib = NULL; - } - } - pdf_doc_end_grabbing(attrib); - - return 0; -} - -/* Saved XObjects can be used as follows: - * - * Reference point = (x_user, y_user) - * - * Case 1. \special{pdf:uxobj @obj width WD height HT depth DP} - * - * Scale the XObject to fit in the box - * [x_user, y_user-DP, x_user+WD, y_user+HT]. - * - * Case 2. \special{pdf:uxobj @obj xscale XS yscale YS} - * - * Scale the XObject with XS and YS. Note that width and xscale - * or height and yscale cannot be used together. - * - * Case 3. \special{pdf:bxobj @obj bbox LLX LLY URX, URY} - * - * Scale the XObject to fit in the box - * [x_user+LLX, y_user+LLY, x_user+URX, y_user+URY]. - * - * Note that xoffset and yoffset moves the reference point where the - * lower-left corner of the XObject will be put. - */ -static int -spc_handler_pdfm_uxobj (struct spc_env *spe, struct spc_arg *args) -{ - struct spc_pdf_ *sd = &_pdf_stat; - int xobj_id; - char *ident; - transform_info ti; - - skip_white(&args->curptr, args->endptr); - - ident = parse_opt_ident(&args->curptr, args->endptr); - if (!ident) { - spc_warn(spe, "No object identifier given."); - return -1; - } - - transform_info_clear(&ti); - if (args->curptr < args->endptr) { - if (spc_util_read_dimtrns(spe, &ti, args, NULL, 0) < 0) { - RELEASE(ident); - return -1; - } - } - - /* Dvipdfmx was suddenly changed to use file name to identify - * external images. We can't use ident to find image resource - * here. - */ - xobj_id = findresource(sd, ident); - if (xobj_id < 0) { - xobj_id = pdf_ximage_findresource(ident, 0, NULL); - if (xobj_id < 0) { - spc_warn(spe, "Specified (image) object doesn't exist: %s", ident); - RELEASE(ident); - return -1; - } - } - - pdf_dev_put_image(xobj_id, &ti, spe->x_user, spe->y_user); - RELEASE(ident); - - return 0; -} - -static int -spc_handler_pdfm_link (struct spc_env *spe, struct spc_arg *args) -{ - return spc_resume_annot(spe); -} - -static int -spc_handler_pdfm_nolink (struct spc_env *spe, struct spc_arg *args) -{ - return spc_suspend_annot(spe); -} - - - -/* Handled at BOP */ -static int -spc_handler_pdfm_pagesize (struct spc_env *spe, struct spc_arg *args) -{ - args->curptr = args->endptr; - - return 0; -} - -/* Please remove this. - * This should be handled before processing pages! - */ -static int -spc_handler_pdfm_bgcolor (struct spc_env *spe, struct spc_arg *args) -{ - int error; - pdf_color colorspec; - - error = spc_util_read_colorspec(spe, &colorspec, args, 0); - if (error) - spc_warn(spe, "No valid color specified?"); - else { - pdf_doc_set_bgcolor(&colorspec); - } - - return error; -} - -static int -spc_handler_pdfm_mapline (struct spc_env *spe, struct spc_arg *ap) -{ - fontmap_rec *mrec; - char *map_name, opchr; - int error = 0; - - skip_white(&ap->curptr, ap->endptr); - if (ap->curptr >= ap->endptr) { - spc_warn(spe, "Empty mapline special?"); - return -1; - } - - opchr = ap->curptr[0]; - if (opchr == '-' || opchr == '+') - ap->curptr++; - - skip_white(&ap->curptr, ap->endptr); - - switch (opchr) { - case '-': - map_name = parse_ident(&ap->curptr, ap->endptr); - if (map_name) { - pdf_remove_fontmap_record(map_name); - RELEASE(map_name); - } else { - spc_warn(spe, "Invalid fontmap line: Missing TFM name."); - error = -1; - } - break; - case '+': - mrec = NEW(1, fontmap_rec); - pdf_init_fontmap_record(mrec); - error = pdf_read_fontmap_line(mrec, ap->curptr, (long) (ap->endptr - ap->curptr), is_pdfm_mapline(ap->curptr)); - if (error) - spc_warn(spe, "Invalid fontmap line."); - else { - pdf_append_fontmap_record(mrec->map_name, mrec); - } - pdf_clear_fontmap_record(mrec); - RELEASE(mrec); - break; - default: - mrec = NEW(1, fontmap_rec); - pdf_init_fontmap_record(mrec); - error = pdf_read_fontmap_line(mrec, ap->curptr, (long) (ap->endptr - ap->curptr), is_pdfm_mapline(ap->curptr)); - if (error) - spc_warn(spe, "Invalid fontmap line."); - else { - pdf_insert_fontmap_record(mrec->map_name, mrec); - } - pdf_clear_fontmap_record(mrec); - RELEASE(mrec); - break; - } - if (!error) - ap->curptr = ap->endptr; - - return 0; -} - -static int -spc_handler_pdfm_mapfile (struct spc_env *spe, struct spc_arg *args) -{ - char *mapfile; - int mode, error = 0; - - skip_white(&args->curptr, args->endptr); - if (args->curptr >= args->endptr) - return 0; - - switch (args->curptr[0]) { - case '-': - mode = FONTMAP_RMODE_REMOVE; - args->curptr++; - break; - case '+': - mode = FONTMAP_RMODE_APPEND; - args->curptr++; - break; - default: - mode = FONTMAP_RMODE_REPLACE; - break; - } - - mapfile = parse_val_ident(&args->curptr, args->endptr); - if (!mapfile) { - spc_warn(spe, "No fontmap file specified."); - return -1; - } else { - error = pdf_load_fontmap_file(mapfile, mode); - } - RELEASE(mapfile); - - return error; -} - - -#ifdef ENABLE_TOUNICODE -static int -spc_handler_pdfm_tounicode (struct spc_env *spe, struct spc_arg *args) -{ - struct spc_pdf_ *sd = &_pdf_stat; - char *cmap_name; - - /* First clear */ - sd->cd.cmap_id = -1; - sd->cd.unescape_backslash = 0; - - skip_white(&args->curptr, args->endptr); - if (args->curptr >= args->endptr) { - spc_warn(spe, "Missing CMap name for pdf:tounicode."); - return -1; - } - - /* _FIXME_ - * Any valid char allowed for PDF name object should be allowed here. - * The argument to this special should be a PDF name obejct. - * But it's too late to change this special. - */ - cmap_name = parse_ident(&args->curptr, args->endptr); - if (!cmap_name) { - spc_warn(spe, "Missing ToUnicode mapping name..."); - return -1; - } - - sd->cd.cmap_id = CMap_cache_find(cmap_name); - if (sd->cd.cmap_id < 0) { - spc_warn(spe, "Failed to load ToUnicode mapping: %s", cmap_name); - RELEASE(cmap_name); - return -1; - } - - /* Shift-JIS like encoding may contain backslash in 2nd byte. - * WARNING: This will add nasty extension to PDF parser. - */ - if (sd->cd.cmap_id >= 0) { - if (strstr(cmap_name, "RKSJ") || - strstr(cmap_name, "B5") || - strstr(cmap_name, "GBK") || - strstr(cmap_name, "KSC")) - sd->cd.unescape_backslash = 1; - } - RELEASE(cmap_name); - return 0; -} -#endif /* ENABLE_TOUNICODE */ - - -static struct spc_handler pdfm_handlers[] = { - {"annotation", spc_handler_pdfm_annot}, - {"annotate", spc_handler_pdfm_annot}, - {"annot", spc_handler_pdfm_annot}, - {"ann", spc_handler_pdfm_annot}, - - {"outline", spc_handler_pdfm_outline}, - {"out", spc_handler_pdfm_outline}, - - {"article", spc_handler_pdfm_article}, - {"art", spc_handler_pdfm_article}, - - {"bead", spc_handler_pdfm_bead}, - {"thread", spc_handler_pdfm_bead}, - - {"destination", spc_handler_pdfm_dest}, - {"dest", spc_handler_pdfm_dest}, - - - {"object", spc_handler_pdfm_object}, - {"obj", spc_handler_pdfm_object}, - - - {"docinfo", spc_handler_pdfm_docinfo}, - {"docview", spc_handler_pdfm_docview}, - - {"content", spc_handler_pdfm_content}, - {"put", spc_handler_pdfm_put}, - {"close", spc_handler_pdfm_close}, - {"bop", spc_handler_pdfm_bop}, - {"eop", spc_handler_pdfm_eop}, - - {"image", spc_handler_pdfm_image}, - {"img", spc_handler_pdfm_image}, - {"epdf", spc_handler_pdfm_image}, - - {"link", spc_handler_pdfm_link}, - {"nolink", spc_handler_pdfm_nolink}, - - {"begincolor", spc_handler_pdfm_bcolor}, - {"bcolor", spc_handler_pdfm_bcolor}, - {"bc", spc_handler_pdfm_bcolor}, - - {"setcolor", spc_handler_pdfm_scolor}, - {"scolor", spc_handler_pdfm_scolor}, - {"sc", spc_handler_pdfm_scolor}, - - {"endcolor", spc_handler_pdfm_ecolor}, - {"ecolor", spc_handler_pdfm_ecolor}, - {"ec", spc_handler_pdfm_ecolor}, - - {"begingray", spc_handler_pdfm_bcolor}, - {"bgray", spc_handler_pdfm_bcolor}, - {"bg", spc_handler_pdfm_bcolor}, - - {"endgray", spc_handler_pdfm_ecolor}, - {"egray", spc_handler_pdfm_ecolor}, - {"eg", spc_handler_pdfm_ecolor}, - - {"bgcolor", spc_handler_pdfm_bgcolor}, - {"bgc", spc_handler_pdfm_bgcolor}, - {"bbc", spc_handler_pdfm_bgcolor}, - {"bbg", spc_handler_pdfm_bgcolor}, - - {"pagesize", spc_handler_pdfm_pagesize}, - - {"bannot", spc_handler_pdfm_bann}, - {"beginann", spc_handler_pdfm_bann}, - {"bann", spc_handler_pdfm_bann}, - - {"eannot", spc_handler_pdfm_eann}, - {"endann", spc_handler_pdfm_eann}, - {"eann", spc_handler_pdfm_eann}, - - {"btrans", spc_handler_pdfm_btrans}, - {"begintransform", spc_handler_pdfm_btrans}, - {"begintrans", spc_handler_pdfm_btrans}, - {"bt", spc_handler_pdfm_btrans}, - - {"etrans", spc_handler_pdfm_etrans}, - {"endtransform", spc_handler_pdfm_etrans}, - {"endtrans", spc_handler_pdfm_etrans}, - {"et", spc_handler_pdfm_etrans}, - - {"bform", spc_handler_pdfm_bform}, - {"beginxobj", spc_handler_pdfm_bform}, - {"bxobj", spc_handler_pdfm_bform}, - - {"eform", spc_handler_pdfm_eform}, - {"endxobj", spc_handler_pdfm_eform}, - {"exobj", spc_handler_pdfm_eform}, - - {"usexobj", spc_handler_pdfm_uxobj}, - {"uxobj", spc_handler_pdfm_uxobj}, - -#ifdef ENABLE_TOUNICODE - {"tounicode", spc_handler_pdfm_tounicode}, -#endif /* ENABLE_TOUNICODE */ - {"literal", spc_handler_pdfm_literal}, - {"stream", spc_handler_pdfm_stream}, - {"fstream", spc_handler_pdfm_fstream}, - {"names", spc_handler_pdfm_names}, - {"mapline", spc_handler_pdfm_mapline}, - {"mapfile", spc_handler_pdfm_mapfile}, - - {"bcontent", spc_handler_pdfm_bcontent}, - {"econtent", spc_handler_pdfm_econtent}, - {"code", spc_handler_pdfm_code}, - - {"minorversion", spc_handler_pdfm_do_nothing}, - {"encrypt", spc_handler_pdfm_do_nothing}, -}; - -int -spc_pdfm_check_special (const char *buf, long len) -{ - int r = 0; - const char *p, *endptr; - - p = buf; - endptr = p + len; - - skip_white(&p, endptr); - if (p + strlen("pdf:") <= endptr && - !memcmp(p, "pdf:", strlen("pdf:"))) { - r = 1; - } - - return r; -} - -int -spc_pdfm_setup_handler (struct spc_handler *sph, - struct spc_env *spe, struct spc_arg *ap) -{ - int error = -1, i; - char *q; - - ASSERT(sph && spe && ap); - - skip_white(&ap->curptr, ap->endptr); - if (ap->curptr + strlen("pdf:") >= ap->endptr || - memcmp(ap->curptr, "pdf:", strlen("pdf:"))) { - spc_warn(spe, "Not pdf: special???"); - return -1; - } - ap->curptr += strlen("pdf:"); - - skip_white(&ap->curptr, ap->endptr); - q = parse_c_ident(&ap->curptr, ap->endptr); - if (q) { - for (i = 0; - i < sizeof(pdfm_handlers) / sizeof(struct spc_handler); i++) { - if (!strcmp(q, pdfm_handlers[i].key)) { - ap->command = pdfm_handlers[i].key; - sph->key = "pdf:"; - sph->exec = pdfm_handlers[i].exec; - skip_white(&ap->curptr, ap->endptr); - error = 0; - break; - } - } - RELEASE(q); - } - - return error; -} - diff --git a/Build/source/texk/dvipdf-x/xsrc/spc_tpic.c b/Build/source/texk/dvipdf-x/xsrc/spc_tpic.c deleted file mode 100644 index bf8652c0e02..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/spc_tpic.c +++ /dev/null @@ -1,1151 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#if HAVE_CONFIG_H -#include "config.h" -#endif - -#include "system.h" -#include "mem.h" -#include "error.h" - -#include "numbers.h" -#include "dpxutil.h" - -#include "pdfdoc.h" - -#include "pdfdraw.h" -#include "pdfdev.h" - -#include "specials.h" -#include "spc_tpic.h" - -#define DEBUG 1 -#define ENABLE_SPC_NAMESPACE 1 - -/* - * Following "constant" converts milli-inches to - * device (in this case PDF stream) coordinates. - */ - -#define MI2DEV (0.072/pdf_dev_scale()) - -/* - * Value for 'sh' command 'g' is interpreted as - * - * gray color value 1-g for "solid" - * opacity value g for "opacity" - * shape value g for "shape" - */ -#define TPIC_MODE__FILL_SOLID 0 -#define TPIC_MODE__FILL_OPACITY 1 -#define TPIC_MODE__FILL_SHAPE 2 - -#ifndef ISBLANK -# define ISBLANK(c) ( (c) == ' ' || (c) == '\t' ) -#endif - -static void -skip_blank (const char **pp, const char *endptr) -{ - const char *p = *pp; - for ( ; p < endptr && ISBLANK(*p); p++); - *pp = p; -} - -struct spc_tpic_ -{ - struct { - int fill; - } mode; - - /* state */ - double pen_size; - int fill_shape; /* boolean */ - double fill_color; - - pdf_coord *points; - int num_points; - int max_points; -}; - -#if 1 -static struct spc_tpic_ _tpic_state; -#endif - -/* We use pdf_doc_add_page_content() here - * since we always draw isolated graphics. - */ -static void -tpic__clear (struct spc_tpic_ *tp) -{ - if (tp->points) { - RELEASE(tp->points); - tp->points = NULL; - } - tp->num_points = 0; - tp->max_points = 0; - tp->fill_shape = 0; - tp->fill_color = 0.0; -} - - -static pdf_obj * -create_xgstate (double a /* alpha */, int f_ais /* alpha is shape */) -{ - pdf_obj *dict; - - dict = pdf_new_dict(); - pdf_add_dict(dict, - pdf_new_name("Type"), - pdf_new_name("ExtGState")); - if (f_ais) { - pdf_add_dict(dict, - pdf_new_name("AIS"), - pdf_new_boolean(1)); - } - pdf_add_dict(dict, - pdf_new_name("ca"), - pdf_new_number(a)); - - return dict; -} - -static int -check_resourcestatus (const char *category, const char *resname) -{ - pdf_obj *dict1, *dict2; - - dict1 = pdf_doc_current_page_resources(); - if (!dict1) - return 0; - - dict2 = pdf_lookup_dict(dict1, category); - if (dict2 && - pdf_obj_typeof(dict2) == PDF_DICT) { - if (pdf_lookup_dict(dict2, resname)) - return 1; - } - return 0; -} - -static int -set_linestyle (double pn, double da) -{ - double dp[2]; /* dash pattern */ - - pdf_dev_setlinejoin(1); - pdf_dev_setmiterlimit(1.4); - pdf_dev_setlinewidth(pn); - if (da > 0.0) { - dp[0] = da * 72.0; - pdf_dev_setdash(1, dp, 0); - pdf_dev_setlinecap(0); - } else if (da < 0.0) { - dp[0] = pn; - dp[1] = -da * 72.0; - pdf_dev_setdash(2, dp, 0); - pdf_dev_setlinecap(1); - } else { - pdf_dev_setlinecap(0); - } - pdf_doc_add_page_content(" 0 G", 4); - - return 0; -} - -static int -set_fillstyle (double g, double a, int f_ais) -{ - pdf_obj *dict; - char resname[32]; - char buf[32]; - int alp, len = 0; - - if (a > 0.0) { - alp = round(100.0 * a); - sprintf(resname, "_Tps_a%03d_", alp); - if (!check_resourcestatus("ExtGState", resname)) { - dict = create_xgstate(ROUND(0.01 * alp, 0.01), f_ais); - pdf_doc_add_page_resource("ExtGState", - resname, pdf_ref_obj(dict)); - pdf_release_obj(dict); - } - len += sprintf(buf + len, " /%s gs", resname); - } - len += sprintf(buf + len, " %.2f g", g); - - pdf_doc_add_page_content(buf, len); - - return 0; -} - - -static void -showpath (int f_vp, int f_fs) /* visible_path, fill_shape */ -{ - if (f_vp) { - if (f_fs) - pdf_dev_flushpath('b', PDF_FILL_RULE_NONZERO); - else { - pdf_dev_flushpath('S', PDF_FILL_RULE_NONZERO); - } - } else { - /* - * Acrobat claims 'Q' as illegal operation when there are unfinished - * path (a path without path-painting operator applied)? - */ - if (f_fs) - pdf_dev_flushpath('f', PDF_FILL_RULE_NONZERO); - else { - pdf_dev_newpath(); - } - } -} - -#define CLOSED_PATH(s) (\ - (s)->points[0].x == (s)->points[(s)->num_points-1].x && \ - (s)->points[0].y == (s)->points[(s)->num_points-1].y \ -) - -static int -tpic__polyline (struct spc_tpic_ *tp, - const pdf_coord *c, - int f_vp, - double da) -{ - pdf_tmatrix M; - double pn = tp->pen_size; - int f_fs = tp->fill_shape; - int f_ais = 0; - double g = 0.5; - double a = 0.0; - int i, error = 0; - - /* Shading is applied only to closed path. */ - f_fs = CLOSED_PATH(tp) ? f_fs : 0; - f_vp = (pn > 0.0) ? f_vp : 0; - f_ais = (tp->mode.fill == TPIC_MODE__FILL_SHAPE) ? 1 : 0; - switch (tp->mode.fill) { - case TPIC_MODE__FILL_SOLID: - g = 1.0 - tp->fill_color; - a = 0.0; - break; - case TPIC_MODE__FILL_SHAPE: - case TPIC_MODE__FILL_OPACITY: - if (tp->fill_color > 0.0) { - a = tp->fill_color; - g = 0.0; - } else { - a = 0.0; - g = 1.0; - } - break; - } - - if (f_vp || f_fs) { - pdf_dev_gsave(); - - pdf_setmatrix (&M, 1.0, 0.0, 0.0, -1.0, c->x, c->y); - pdf_dev_concat(&M); - - if (f_vp) - set_linestyle(pn, da); - if (f_fs) - set_fillstyle(g, a, f_ais); - - pdf_dev_moveto(tp->points[0].x, tp->points[0].y); - for (i = 0; i < tp->num_points; i++) - pdf_dev_lineto(tp->points[i].x, tp->points[i].y); - - showpath(f_vp, f_fs); - - pdf_dev_grestore(); - } - - tpic__clear(tp); - - return error; -} - -/* - * Accroding to - * "Tpic: Pic for TEX", Tim Morgan, Original by Brian Kernighan, p.20: - * - * A spline is a smooth curve guided by a set of straight lines just - * like the line above. It begins at the same place, ends at the same - * place, and in between is tangent to the mid-point of each guiding - * line. The syntax for a spline is identical to a (path) line except - * for using spline instead of line. - * - * Spline is not a curve drawn by spline-fitting points p0, p1, ..., pn, - * defined by tpic special "pa" command. Instead, a path defined by set - * of points p0, p1, ... is guiding line mentioned above. - * - * Dvipsk draws them as a straight line from p0 to q1 = (p0 + p1)/2, - * followed by a quadratic B-spline curve with starting point q1, (off- - * curve) control point p1, end point q2 = (p1 + p2)/2, ..., and a - * straight line from qn to pn. - */ - -static int -tpic__spline (struct spc_tpic_ *tp, - const pdf_coord *c, - int f_vp, - double da) -{ - double v[6]; - pdf_tmatrix M; - double pn = tp->pen_size; - int f_fs = tp->fill_shape; - int f_ais = 0; - double g = 0.5; - double a = 0.0; - int i, error = 0; - - f_fs = CLOSED_PATH(tp) ? f_fs : 0; - f_vp = (pn > 0.0) ? f_vp : 0; - f_ais = (tp->mode.fill == TPIC_MODE__FILL_SHAPE) ? 1 : 0; - switch (tp->mode.fill) { - case TPIC_MODE__FILL_SOLID: - g = 1.0 - tp->fill_color; - a = 0.0; - break; - case TPIC_MODE__FILL_SHAPE: - case TPIC_MODE__FILL_OPACITY: - if (tp->fill_color > 0.0) { - a = tp->fill_color; - g = 0.0; - } else { - a = 0.0; - g = 1.0; - } - break; - } - - if ( f_vp || f_fs ) { - pdf_dev_gsave(); - - pdf_setmatrix (&M, 1.0, 0.0, 0.0, -1.0, c->x, c->y); - pdf_dev_concat(&M); - - if (f_vp) - set_linestyle(pn, da); - if (f_fs) - set_fillstyle(g, a, f_ais); - - pdf_dev_moveto(tp->points[0].x, tp->points[0].y); - - v[0] = 0.5 * (tp->points[0].x + tp->points[1].x); - v[1] = 0.5 * (tp->points[0].y + tp->points[1].y); - pdf_dev_lineto(v[0], v[1]); - for (i = 1; i < tp->num_points - 1; i++) { - /* B-spline control points */ - v[0] = 0.5 * (tp->points[i-1].x + tp->points[i].x); - v[1] = 0.5 * (tp->points[i-1].y + tp->points[i].y); - v[2] = tp->points[i].x; - v[3] = tp->points[i].y; - v[4] = 0.5 * (tp->points[i].x + tp->points[i+1].x); - v[5] = 0.5 * (tp->points[i].y + tp->points[i+1].y); - pdf_dev_bspline(v[0], v[1], v[2], v[3], v[4], v[5]); - } - pdf_dev_lineto(tp->points[i].x, tp->points[i].y); - - showpath(f_vp, f_fs); - - pdf_dev_grestore(); - } - tpic__clear(tp); - - return error; -} - -static int -tpic__arc (struct spc_tpic_ *tp, - const pdf_coord *c, - int f_vp, - double da, - double *v /* 6 numbers */ ) -{ - pdf_tmatrix M; - double pn = tp->pen_size; - int f_fs = tp->fill_shape; - int f_ais = 0; - double g = 0.5; - double a = 0.0; - - f_fs = (round(fabs(v[4] - v[5]) + 0.5) >= 360) ? f_fs : 0; - f_vp = (pn > 0.0) ? f_vp : 0; - f_ais = (tp->mode.fill == TPIC_MODE__FILL_SHAPE) ? 1 : 0; - switch (tp->mode.fill) { - case TPIC_MODE__FILL_SOLID: - g = 1.0 - tp->fill_color; - a = 0.0; - break; - case TPIC_MODE__FILL_SHAPE: - case TPIC_MODE__FILL_OPACITY: - if (tp->fill_color > 0.0) { - a = tp->fill_color; - g = 0.0; - } else { - a = 0.0; - g = 1.0; - } - break; - } - - if ( f_vp || f_fs ) { - pdf_dev_gsave(); - - pdf_setmatrix (&M, 1.0, 0.0, 0.0, -1.0, c->x, c->y); - pdf_dev_concat(&M); - - if (f_vp) - set_linestyle(pn, da); - if (f_fs) - set_fillstyle(g, a, f_ais); - - pdf_dev_arcx(v[0], v[1], v[2], v[3], v[4], v[5], +1, 0.0); - - showpath(f_vp, f_fs); - - pdf_dev_grestore(); - } - tpic__clear(tp); - - return 0; -} - -#if 1 -static int -spc_currentpoint (struct spc_env *spe, long *pg, pdf_coord *cp) -{ - *pg = 0; - cp->x = spe->x_user; - cp->y = spe->y_user; - return 0; -} -#endif - -static int -spc_handler_tpic_pn (struct spc_env *spe, - struct spc_arg *ap ) /* , void *dp) */ -{ - struct spc_tpic_ *tp = &_tpic_state; - char *q; - - ASSERT(spe && ap && tp); - - skip_blank(&ap->curptr, ap->endptr); - q = parse_float_decimal(&ap->curptr, ap->endptr); - if (!q) { - spc_warn(spe, "Invalid pen size specified?"); - return -1; - } - tp->pen_size = atof(q) * MI2DEV; - RELEASE(q); - - return 0; -} - -static int -spc_handler_tpic_pa (struct spc_env *spe, - struct spc_arg *ap ) /* , void *dp) */ -{ - struct spc_tpic_ *tp = &_tpic_state; - char *q; - int i; - double v[2]; - - ASSERT(spe && ap && tp); - - skip_blank(&ap->curptr, ap->endptr); - for (i = 0; - i < 2 && ap->curptr < ap->endptr; i++) { - q = parse_float_decimal(&ap->curptr, ap->endptr); - if (!q) { - spc_warn(spe, "Missing numbers for TPIC \"pa\" command."); - return -1; - } - v[i] = atof(q); - RELEASE(q); - skip_blank(&ap->curptr, ap->endptr); - } - if (i != 2) { - spc_warn(spe, "Invalid arg for TPIC \"pa\" command."); - return -1; - } - - if (tp->num_points >= tp->max_points) { - tp->max_points += 256; - tp->points = RENEW(tp->points, tp->max_points, pdf_coord); - } - tp->points[tp->num_points].x = v[0] * MI2DEV; - tp->points[tp->num_points].y = v[1] * MI2DEV; - tp->num_points += 1; - - return 0; -} - -static int -spc_handler_tpic_fp (struct spc_env *spe, - struct spc_arg *ap ) /* , void *dp) */ -{ - struct spc_tpic_ *tp = &_tpic_state; - pdf_coord cp; - long pg; - - ASSERT(spe && ap && tp); - - if (tp->num_points <= 1) { - spc_warn(spe, "Too few points (< 2) for polyline path."); - return -1; - } - - spc_currentpoint(spe, &pg, &cp); - - return tpic__polyline(tp, &cp, 1, 0.0); -} - -static int -spc_handler_tpic_ip (struct spc_env *spe, - struct spc_arg *ap ) /* , void *dp) */ -{ - struct spc_tpic_ *tp = &_tpic_state; - pdf_coord cp; - long pg; - - ASSERT(spe && ap && tp); - - if (tp->num_points <= 1) { - spc_warn(spe, "Too few points (< 2) for polyline path."); - return -1; - } - - spc_currentpoint(spe, &pg, &cp); - - return tpic__polyline(tp, &cp, 0, 0.0); -} - -static int -spc_handler_tpic_da (struct spc_env *spe, - struct spc_arg *ap ) /* , void *dp) */ -{ - struct spc_tpic_ *tp = &_tpic_state; - char *q; - double da = 0.0; - pdf_coord cp; - long pg; - - ASSERT(spe && ap && tp); - - skip_blank(&ap->curptr, ap->endptr); - q = parse_float_decimal(&ap->curptr, ap->endptr); - if (q) { - da = atof(q); - RELEASE(q); - } - if (tp->num_points <= 1) { - spc_warn(spe, "Too few points (< 2) for polyline path."); - return -1; - } - - spc_currentpoint(spe, &pg, &cp); - - return tpic__polyline(tp, &cp, 1, da); -} - -static int -spc_handler_tpic_dt (struct spc_env *spe, - struct spc_arg *ap ) /* , void *dp) */ -{ - struct spc_tpic_ *tp = &_tpic_state; - char *q; - double da = 0.0; - pdf_coord cp; - long pg; - - ASSERT(spe && ap && tp); - - skip_blank(&ap->curptr, ap->endptr); - q = parse_float_decimal(&ap->curptr, ap->endptr); - if (q) { - da = -atof(q); - RELEASE(q); - } - if (tp->num_points <= 1) { - spc_warn(spe, "Too few points (< 2) for polyline path."); - return -1; - } - - spc_currentpoint(spe, &pg, &cp); - - return tpic__polyline(tp, &cp, 1, da); -} - -static int -spc_handler_tpic_sp (struct spc_env *spe, - struct spc_arg *ap ) /* , void *dp) */ -{ - struct spc_tpic_ *tp = &_tpic_state; - char *q; - double da = 0.0; - pdf_coord cp; - long pg; - - ASSERT(spe && ap && tp); - - skip_blank(&ap->curptr, ap->endptr); - q = parse_float_decimal(&ap->curptr, ap->endptr); - if (q) { - da = atof(q); - RELEASE(q); - } - if (tp->num_points <= 2) { - spc_warn(spe, "Too few points (< 3) for spline path."); - return -1; - } - - spc_currentpoint(spe, &pg, &cp); - - return tpic__spline(tp, &cp, 1, da); -} - -static int -spc_handler_tpic_ar (struct spc_env *spe, - struct spc_arg *ap ) /* , void *dp) */ -{ - struct spc_tpic_ *tp = &_tpic_state; - double v[6]; - pdf_coord cp; - long pg; - char *q; - int i; - - ASSERT(spe && ap && tp); - - skip_blank(&ap->curptr, ap->endptr); - for (i = 0; - i < 6 && ap->curptr < ap->endptr; i++) { - q = parse_float_decimal(&ap->curptr, ap->endptr); - if (!q) { - spc_warn(spe, "Invalid args. in TPIC \"ar\" command."); - return -1; - } - v[i] = atof(q); - RELEASE(q); - skip_blank(&ap->curptr, ap->endptr); - } - if (i != 6) { - spc_warn(spe, "Invalid arg for TPIC \"ar\" command."); - return -1; - } - - v[0] *= MI2DEV; v[1] *= MI2DEV; - v[2] *= MI2DEV; v[3] *= MI2DEV; - v[4] *= 180.0 / M_PI; - v[5] *= 180.0 / M_PI; - - spc_currentpoint(spe, &pg, &cp); - - return tpic__arc(tp, &cp, 1, 0.0, v); -} - -static int -spc_handler_tpic_ia (struct spc_env *spe, - struct spc_arg *ap ) /* , void *dp) */ -{ - struct spc_tpic_ *tp = &_tpic_state; - double v[6]; - pdf_coord cp; - long pg; - char *q; - int i; - - ASSERT(spe && ap && tp); - - skip_blank(&ap->curptr, ap->endptr); - for (i = 0; - i < 6 && ap->curptr < ap->endptr; i++) { - q = parse_float_decimal(&ap->curptr, ap->endptr); - if (!q) { - spc_warn(spe, "Invalid args. in TPIC \"ia\" command."); - return -1; - } - v[i] = atof(q); - RELEASE(q); - skip_blank(&ap->curptr, ap->endptr); - } - if (i != 6) { - spc_warn(spe, "Invalid arg for TPIC \"ia\" command."); - return -1; - } - - v[0] *= MI2DEV; v[1] *= MI2DEV; - v[2] *= MI2DEV; v[3] *= MI2DEV; - v[4] *= 180.0 / M_PI; - v[5] *= 180.0 / M_PI; - - spc_currentpoint(spe, &pg, &cp); - - return tpic__arc(tp, &cp, 0, 0.0, v); -} - -static int -spc_handler_tpic_sh (struct spc_env *spe, - struct spc_arg *ap ) /* , void *dp) */ -{ - struct spc_tpic_ *tp = &_tpic_state; - char *q; - - ASSERT(spe && ap && tp); - - tp->fill_shape = 1; - tp->fill_color = 0.5; - - skip_blank(&ap->curptr, ap->endptr); - q = parse_float_decimal(&ap->curptr, ap->endptr); - if (q) { - tp->fill_color = atof(q); - RELEASE(q); - } - - return 0; -} - -static int -spc_handler_tpic_wh (struct spc_env *spe, - struct spc_arg *ap ) /* , void *dp) */ -{ - struct spc_tpic_ *tp = &_tpic_state; - - ASSERT(spe && ap && tp); - - tp->fill_shape = 1; - tp->fill_color = 0.0; - - return 0; -} - -static int -spc_handler_tpic_bk (struct spc_env *spe, - struct spc_arg *ap ) /* , void *dp) */ -{ - struct spc_tpic_ *tp = &_tpic_state; - - ASSERT(spe && ap && tp); - - tp->fill_shape = 1; - tp->fill_color = 1.0; - - return 0; -} - -static int -spc_handler_tpic_tx (struct spc_env *spe, - struct spc_arg *ap ) /* , void *dp) */ -{ - struct spc_tpic_ *tp = &_tpic_state; - - ASSERT(spe && ap && tp); - - spc_warn(spe, "TPIC command \"tx\" not supported."); - - return -1; -} - - -static int -spc_handler_tpic__init (struct spc_env *spe, - struct spc_arg *ap, void *dp) -{ - struct spc_tpic_ *tp = dp; - -#if 0 - tp->mode.fill = TPIC_MODE__FILL_SOLID; -#endif - tp->pen_size = 1.0; - tp->fill_shape = 0; - tp->fill_color = 0.0; - - tp->points = NULL; - tp->num_points = 0; - tp->max_points = 0; - - if (tp->mode.fill != TPIC_MODE__FILL_SOLID && pdf_get_version() < 4) { - spc_warn(spe, "Tpic shading support requires PDF version 1.4."); - tp->mode.fill = TPIC_MODE__FILL_SOLID; - } - - return 0; -} - -static int -spc_handler_tpic__bophook (struct spc_env *spe, - struct spc_arg *ap, void *dp) -{ - struct spc_tpic_ *tp = dp; - - ASSERT(tp); - - tpic__clear(tp); - - return 0; -} - -static int -spc_handler_tpic__eophook (struct spc_env *spe, - struct spc_arg *ap, void *dp) -{ - struct spc_tpic_ *tp = dp; - - ASSERT(tp); - - if (tp->num_points > 0) - spc_warn(spe, "Unflushed tpic path at end of the page."); - tpic__clear(tp); - - return 0; -} - -static int -spc_handler_tpic__clean (struct spc_env *spe, - struct spc_arg *ap, void *dp) -{ - struct spc_tpic_ *tp = dp; - - ASSERT(tp); - - if (tp->num_points > 0) - spc_warn(spe, "Unflushed tpic path at end of the document."); - - tpic__clear(tp); -#if 0 - RELEASE(tp); -#endif - - return 0; -} - -void -tpic_set_fill_mode (int mode) -{ - struct spc_tpic_ *tp = &_tpic_state; - tp->mode.fill = mode; -} - - -int -spc_tpic_at_begin_page (void) -{ - struct spc_tpic_ *tp = &_tpic_state; - return spc_handler_tpic__bophook(NULL, NULL, tp); -} - -int -spc_tpic_at_end_page (void) -{ - struct spc_tpic_ *tp = &_tpic_state; - return spc_handler_tpic__eophook(NULL, NULL, tp); -} - - -int -spc_tpic_at_begin_document (void) -{ - struct spc_tpic_ *tp = &_tpic_state; - return spc_handler_tpic__init(NULL, NULL, tp); -} - -int -spc_tpic_at_end_document (void) -{ - struct spc_tpic_ *tp = &_tpic_state; - return spc_handler_tpic__clean(NULL, NULL, tp); -} - - -#if DEBUG -#include "pdfparse.h" /* parse_val_ident :( */ - -static pdf_obj * -spc_parse_kvpairs (struct spc_env *spe, struct spc_arg *ap) -{ - pdf_obj *dict; - char *kp, *vp; - int error = 0; - - dict = pdf_new_dict(); - - skip_blank(&ap->curptr, ap->endptr); - while (!error && ap->curptr < ap->endptr) { - kp = parse_val_ident(&ap->curptr, ap->endptr); - if (!kp) - break; - skip_blank(&ap->curptr, ap->endptr); - if (ap->curptr < ap->endptr && - ap->curptr[0] == '=') { - ap->curptr++; - skip_blank(&ap->curptr, ap->endptr); - if (ap->curptr == ap->endptr) { - RELEASE(kp); - error = -1; - break; - } - vp = parse_c_string(&ap->curptr, ap->endptr); - if (!vp) - error = -1; - else { - pdf_add_dict(dict, - pdf_new_name(kp), - pdf_new_string(vp, strlen(vp) + 1)); /* NULL terminate */ - RELEASE(vp); - } - } else { - /* Treated as 'flag' */ - pdf_add_dict(dict, - pdf_new_name(kp), - pdf_new_boolean(1)); - } - RELEASE(kp); - if (!error) - skip_blank(&ap->curptr, ap->endptr); - } - - if (error) { - pdf_release_obj(dict); - dict = NULL; - } - - return dict; -} - -static int -tpic_filter_getopts (pdf_obj *kp, pdf_obj *vp, void *dp) -{ - struct spc_tpic_ *tp = dp; - char *k, *v; - int error = 0; - - ASSERT( kp && vp && tp ); - - k = pdf_name_value(kp); - if (!strcmp(k, "fill-mode")) { - if (pdf_obj_typeof(vp) != PDF_STRING) { - WARN("Invalid value for TPIC option fill-mode..."); - error = -1; - } else { - v = pdf_string_value(vp); - if (!strcmp(v, "shape")) - tp->mode.fill = TPIC_MODE__FILL_SHAPE; - else if (!strcmp(v, "opacity")) - tp->mode.fill = TPIC_MODE__FILL_OPACITY; - else if (!strcmp(v, "solid")) - tp->mode.fill = TPIC_MODE__FILL_SOLID; - else { - WARN("Invalid value for TPIC option fill-mode: %s", v); - error = -1; - } - } - } else { - WARN("Unrecognized option for TPIC special handler: %s", k); - error = -1; - } - - return error; -} - -static int -spc_handler_tpic__setopts (struct spc_env *spe, - struct spc_arg *ap ) /* , void *dp) */ -{ - struct spc_tpic_ *tp = &_tpic_state; - pdf_obj *dict; - int error = 0; - - dict = spc_parse_kvpairs(spe, ap); - if (!dict) - return -1; - error = pdf_foreach_dict(dict, tpic_filter_getopts, tp); - if (!error) { - if (tp->mode.fill != TPIC_MODE__FILL_SOLID && - pdf_get_version() < 4) { - spc_warn(spe, "Transparent fill mode requires PDF version 1.4."); - tp->mode.fill = TPIC_MODE__FILL_SOLID; - } - } - - return error; -} -#endif /* DEBUG */ - - -static struct spc_handler tpic_handlers[] = { - {"pn", spc_handler_tpic_pn}, - {"pa", spc_handler_tpic_pa}, - {"fp", spc_handler_tpic_fp}, - {"ip", spc_handler_tpic_ip}, - {"da", spc_handler_tpic_da}, - {"dt", spc_handler_tpic_dt}, - {"sp", spc_handler_tpic_sp}, - {"ar", spc_handler_tpic_ar}, - {"ia", spc_handler_tpic_ia}, - {"sh", spc_handler_tpic_sh}, - {"wh", spc_handler_tpic_wh}, - {"bk", spc_handler_tpic_bk}, - {"tx", spc_handler_tpic_tx} -}; - -int -spc_tpic_check_special (const char *buf, long len) -{ - int istpic = 0; - char *q; - const char *p, *endptr; - int i, hasnsp = 0; - - p = buf; - endptr = p + len; - - skip_blank(&p, endptr); -#if ENABLE_SPC_NAMESPACE - if (p + strlen("tpic:") < endptr && - !memcmp(p, "tpic:", strlen("tpic:"))) - { - p += strlen("tpic:"); - hasnsp = 1; - } -#endif - q = parse_c_ident(&p, endptr); - - if (!q) - istpic = 0; - else if (q && hasnsp && !strcmp(q, "__setopt__")) { -#if DEBUG - istpic = 1; -#endif - RELEASE(q); - } else { - for (i = 0; - i < sizeof(tpic_handlers)/sizeof(struct spc_handler); i++) { - if (!strcmp(q, tpic_handlers[i].key)) { - istpic = 1; - break; - } - } - RELEASE(q); - } - - return istpic; -} - - -int -spc_tpic_setup_handler (struct spc_handler *sph, - struct spc_env *spe, struct spc_arg *ap) -{ - char *q; - int i, hasnsp = 0, error = -1; - - ASSERT(sph && spe && ap); - - skip_blank(&ap->curptr, ap->endptr); -#if ENABLE_SPC_NAMESPACE - if (ap->curptr + strlen("tpic:") < ap->endptr && - !memcmp(ap->curptr, "tpic:", strlen("tpic:"))) - { - ap->curptr += strlen("tpic:"); - hasnsp = 1; - } -#endif - q = parse_c_ident(&ap->curptr, ap->endptr); - - if (!q) - error = -1; - else if (q && hasnsp && !strcmp(q, "__setopt__")) { -#if DEBUG - ap->command = "__setopt__"; - sph->key = "tpic:"; - sph->exec = spc_handler_tpic__setopts; - skip_blank(&ap->curptr, ap->endptr); - error = 0; -#endif - RELEASE(q); - } else { - for (i = 0; - i < sizeof(tpic_handlers)/sizeof(struct spc_handler); i++) { - if (!strcmp(q, tpic_handlers[i].key)) { - ap->command = tpic_handlers[i].key; - sph->key = "tpic:"; - sph->exec = tpic_handlers[i].exec; - skip_blank(&ap->curptr, ap->endptr); - error = 0; - break; - } - } - RELEASE(q); - } - - return error; -} - - -#if 0 -int -spc_load_tpic_special (struct spc_env *spe, pdf_obj *lopts) -{ - struct spc_def *spd; - struct spc_tpic_ *sd; - - sd = NEW(1, struct spc_tpic_); - - spd = NEW(1, struct spc_def); - spc_init_def(spd); - - spc_def_init (spd, &spc_handler_tpic__init); - spc_def_setopts(spd, &spc_handler_tpic__setopts); - spc_def_bophook(spd, &spc_handler_tpic__bophook); - spc_def_eophook(spd, &spc_handler_tpic__eophook); - spc_def_clean (spd, &spc_handler_tpic__clean); - - spc_def_func(spd, "pn", &spc_handler_tpic_pn); - spc_def_func(spd, "pa", &spc_handler_tpic_pa); - spc_def_func(spd, "fp", &spc_handler_tpic_fp); - spc_def_func(spd, "ip", &spc_handler_tpic_ip); - spc_def_func(spd, "da", &spc_handler_tpic_da); - spc_def_func(spd, "dt", &spc_handler_tpic_dt); - spc_def_func(spd, "sp", &spc_handler_tpic_sp); - spc_def_func(spd, "ar", &spc_handler_tpic_ar); - spc_def_func(spd, "ia", &spc_handler_tpic_ia); - spc_def_func(spd, "sh", &spc_handler_tpic_sh); - spc_def_func(spd, "wh", &spc_handler_tpic_wh); - spc_def_func(spd, "bk", &spc_handler_tpic_bk); - spc_def_func(spd, "tx", &spc_handler_tpic_tx); - - spc_add_special(spe, "tpic", spd, sd); - - return 0; -} -#endif /* 0 */ - diff --git a/Build/source/texk/dvipdf-x/xsrc/spc_util.c b/Build/source/texk/dvipdf-x/xsrc/spc_util.c deleted file mode 100644 index 7ea4f5aa929..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/spc_util.c +++ /dev/null @@ -1,796 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2007-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#if HAVE_CONFIG_H -#include "config.h" -#endif - -#include "system.h" -#include "mem.h" -#include "error.h" -#include "dpxutil.h" - -#include "pdfdev.h" -#include "pdfparse.h" -#include "pdfcolor.h" -#include "pdfdraw.h" - -#include "specials.h" - -#include "spc_util.h" - - -#ifndef ISBLANK -#define ISBLANK(c) ((c) == ' ' || (c) == '\t') -#endif -static void -skip_blank (const char **pp, const char *endptr) -{ - const char *p = *pp; - for ( ; p < endptr && ISBLANK(*p); p++); - *pp = p; -} - - -/* From pdfcolor.c */ -static int pdf_color_namedcolor (pdf_color *color, const char *colorname); - -int -spc_util_read_numbers (double *values, int num_values, - struct spc_env *spe, struct spc_arg *args) -{ - int count; - char *q; - - skip_blank(&args->curptr, args->endptr); - for (count = 0; - count < num_values && - args->curptr < args->endptr; ) { - q = parse_float_decimal(&args->curptr, args->endptr); - if (!q) - break; - else { - values[count] = atof(q); - RELEASE(q); - skip_blank(&args->curptr, args->endptr); - count++; - } - } - - return count; -} - -static void -rgb_color_from_hsv (pdf_color *color, double h, double s, double v) -{ - double r, g, b; - ASSERT( color ); - r = g = b = v; - if (s != 0.0) { - double h6, f, v1, v2, v3; - int i; - h6 = h * 6; /* 360 / 60 */ - i = (int) h6; - f = h6 - i; - v1 = v * (1 - s); - v2 = v * (1 - s * f); - v3 = v * (1 - s * (1 - f)); - switch (i) { - case 0: r = v ; g = v3; b = v1; break; - case 1: r = v2; g = v ; b = v1; break; - case 2: r = v1; g = v ; b = v3; break; - case 3: r = v1; g = v2; b = v ; break; - case 4: r = v3; g = v1; b = v ; break; - case 5: r = v ; g = v1; b = v2; break; - case 6: r = v ; g = v1; b = v2; break; - } - } - pdf_color_rgbcolor(color, r, g, b); -} - -static int -spc_read_color_color (struct spc_env *spe, pdf_color *colorspec, struct spc_arg *ap) -{ - char *q; - double cv[4]; - int nc; - int error = 0; - - q = parse_c_ident(&ap->curptr, ap->endptr); - if (!q) { - spc_warn(spe, "No valid color specified?"); - return -1; - } - skip_blank(&ap->curptr, ap->endptr); - - if (!strcmp(q, "rgb")) { /* Handle rgb color */ - nc = spc_util_read_numbers(cv, 3, spe, ap); - if (nc != 3) { - spc_warn(spe, "Invalid value for RGB color specification."); - error = -1; - } else { - pdf_color_rgbcolor(colorspec, cv[0], cv[1], cv[2]); - } - } else if (!strcmp(q, "cmyk")) { /* Handle cmyk color */ - nc = spc_util_read_numbers(cv, 4, spe, ap); - if (nc != 4) { - spc_warn(spe, "Invalid value for CMYK color specification."); - error = -1; - } else { - pdf_color_cmykcolor(colorspec, cv[0], cv[1], cv[2], cv[3]); - } - } else if (!strcmp(q, "gray")) { /* Handle gray */ - nc = spc_util_read_numbers(cv, 1, spe, ap); - if (nc != 1) { - spc_warn(spe, "Invalid value for gray color specification."); - error = -1; - } else { - pdf_color_graycolor(colorspec, cv[0]); - } - } else if (!strcmp(q, "hsb")) { - nc = spc_util_read_numbers(cv, 3, spe, ap); - if (nc != 3) { - spc_warn(spe, "Invalid value for HSB color specification."); - error = -1; - } else { - rgb_color_from_hsv(colorspec, cv[0], cv[1], cv[2]); - spc_warn(spe, "HSB color converted to RGB: hsb: <%g, %g, %g> ==> rgb: <%g, %g, %g>", - cv[0], cv[1], cv[2], - colorspec->values[0], colorspec->values[1], colorspec->values[2]); - } - } else { /* Must be a "named" color */ - error = pdf_color_namedcolor(colorspec, q); - if (error) - spc_warn(spe, "Unrecognized color name: %s", q); - } - RELEASE(q); - - return error; -} - -/* Argumaent for this is PDF_Number or PDF_Array. - * But we ignore that since we don't want to add - * dependency to pdfxxx and @foo can not be - * allowed for color specification. "pdf" here - * means pdf: special syntax. - */ -static int -spc_read_color_pdf (struct spc_env *spe, pdf_color *colorspec, struct spc_arg *ap) -{ - double cv[4]; /* at most four */ - int nc, isarry = 0; - int error = 0; - char *q; - - skip_blank(&ap->curptr, ap->endptr); - - if (ap->curptr[0] == '[') { - ap->curptr++; skip_blank(&ap->curptr, ap->endptr); - isarry = 1; - } - - nc = spc_util_read_numbers(cv, 4, spe, ap); - switch (nc) { - case 1: - pdf_color_graycolor(colorspec, cv[0]); - break; - case 3: - pdf_color_rgbcolor (colorspec, cv[0], cv[1], cv[2]); - break; - case 4: - pdf_color_cmykcolor(colorspec, cv[0], cv[1], cv[2], cv[3]); - break; - default: - /* Try to read the color names defined in dvipsname.def */ - q = parse_c_ident(&ap->curptr, ap->endptr); - if (!q) { - spc_warn(spe, "No valid color specified?"); - return -1; - } - error = pdf_color_namedcolor(colorspec, q); - if (error) - spc_warn(spe, "Unrecognized color name: %s", q); - RELEASE(q); - break; - } - - if (!error && isarry) { - skip_blank(&ap->curptr, ap->endptr); - if (ap->curptr >= ap->endptr || ap->curptr[0] != ']') { - spc_warn(spe, "Unbalanced '[' and ']' in color specification."); - error = -1; - } else { - ap->curptr++; - } - } - - return error; -} - - -/* This is for reading *single* color specification. */ -int -spc_util_read_colorspec (struct spc_env *spe, pdf_color *colorspec, struct spc_arg *ap, int syntax) -{ - int error = 0; - - ASSERT(colorspec && spe && ap); - - skip_blank(&ap->curptr, ap->endptr); - if (ap->curptr >= ap->endptr) { - return -1; - } - - if (syntax) - error = spc_read_color_color(spe, colorspec, ap); - else - error = spc_read_color_pdf(spe, colorspec, ap); - - skip_blank(&ap->curptr, ap->endptr); - - return error; -} - - -/* This need to allow 'true' prefix for unit and - * length value must be divided by current magnification. - */ -int -spc_util_read_length (struct spc_env *spe, double *vp /* ret. */, struct spc_arg *ap) -{ - char *q; - double v, u = 1.0; - const char *ukeys[] = { -#define K_UNIT__PT 0 -#define K_UNIT__IN 1 -#define K_UNIT__CM 2 -#define K_UNIT__MM 3 -#define K_UNIT__BP 4 - "pt", "in", "cm", "mm", "bp", NULL - }; - int k, error = 0; - - q = parse_float_decimal(&ap->curptr, ap->endptr); - if (!q) - return -1; - - v = atof(q); - RELEASE(q); - - skip_white(&ap->curptr, ap->endptr); - q = parse_c_ident(&ap->curptr, ap->endptr); - if (q) { - char *qq = q; - if (strlen(q) >= strlen("true") && - !memcmp(q, "true", strlen("true"))) { - u /= spe->mag != 0.0 ? spe->mag : 1.0; /* inverse magnify */ - q += strlen("true"); - } - if (strlen(q) == 0) { - RELEASE(qq); - skip_white(&ap->curptr, ap->endptr); - qq = q = parse_c_ident(&ap->curptr, ap->endptr); - } - if (q) { - for (k = 0; ukeys[k] && strcmp(ukeys[k], q); k++); - switch (k) { - case K_UNIT__PT: u *= 72.0 / 72.27; break; - case K_UNIT__IN: u *= 72.0; break; - case K_UNIT__CM: u *= 72.0 / 2.54 ; break; - case K_UNIT__MM: u *= 72.0 / 25.4 ; break; - case K_UNIT__BP: u *= 1.0 ; break; - default: - spc_warn(spe, "Unknown unit of measure: %s", q); - error = -1; - break; - } - RELEASE(qq); - } - else { - spc_warn(spe, "Missing unit of measure after \"true\""); - error = -1; - } - } - - *vp = v * u; - return error; -} - - -/* - * Compute a transformation matrix - * transformations are applied in the following - * order: scaling, rotate, displacement. - */ -static void -make_transmatrix (pdf_tmatrix *M, - double xoffset, double yoffset, - double xscale, double yscale, - double rotate) -{ - double c, s; - - c = cos(rotate); - s = sin(rotate); - - M->a = xscale * c; M->b = xscale * s; - M->c = -yscale * s; M->d = yscale * c; - M->e = xoffset; M->f = yoffset; -} - -static int -spc_read_dimtrns_dvips (struct spc_env *spe, transform_info *t, struct spc_arg *ap) -{ - static const char *_dtkeys[] = { -#define K_TRN__HOFFSET 0 -#define K_TRN__VOFFSET 1 - "hoffset", "voffset", -#define K_DIM__HSIZE 2 -#define K_DIM__VSIZE 3 - "hsize", "vsize", -#define K_TRN__HSCALE 4 -#define K_TRN__VSCALE 5 - "hscale", "vscale", -#define K_TRN__ANGLE 6 - "angle", -#define K__CLIP 7 - "clip", -#define K_DIM__LLX 8 -#define K_DIM__LLY 9 -#define K_DIM__URX 10 -#define K_DIM__URY 11 - "llx", "lly", "urx", "ury", -#define K_DIM__RWI 12 -#define K_DIM__RHI 13 - "rwi", "rhi", - NULL - }; - double xoffset, yoffset, xscale, yscale, rotate; - int error = 0; - - xoffset = yoffset = rotate = 0.0; xscale = yscale = 1.0; - - skip_blank(&ap->curptr, ap->endptr); - while (!error && ap->curptr < ap->endptr) { - char *kp, *vp; - int k; - - kp = parse_c_ident(&ap->curptr, ap->endptr); - if (!kp) - break; - - for (k = 0; _dtkeys[k] && strcmp(kp, _dtkeys[k]); k++); - if (!_dtkeys[k]) { - spc_warn(spe, "Unrecognized dimension/transformation key: %s", kp); - error = -1; - RELEASE(kp); - break; - } - - skip_blank(&ap->curptr, ap->endptr); - if (k == K__CLIP) { - t->flags |= INFO_DO_CLIP; - RELEASE(kp); - continue; /* not key-value */ - } - - if (ap->curptr < ap->endptr && ap->curptr[0] == '=') { - ap->curptr++; - skip_blank(&ap->curptr, ap->endptr); - } - - vp = NULL; - if (ap->curptr[0] == '\'' || ap->curptr[0] == '\"') { - char qchr = ap->curptr[0]; - ap->curptr++; - skip_blank(&ap->curptr, ap->endptr); - vp = parse_float_decimal(&ap->curptr, ap->endptr); - skip_blank(&ap->curptr, ap->endptr); - if (vp && qchr != ap->curptr[0]) { - spc_warn(spe, "Syntax error in dimension/transformation specification."); - error = -1; - RELEASE(vp); vp = NULL; - } - ap->curptr++; - } else { - vp = parse_float_decimal(&ap->curptr, ap->endptr); - } - if (!error && !vp) { - spc_warn(spe, "Missing value for dimension/transformation: %s", kp); - error = -1; - } - RELEASE(kp); - if (!vp || error) { - break; - } - - switch (k) { - case K_TRN__HOFFSET: - xoffset = atof(vp); - break; - case K_TRN__VOFFSET: - yoffset = atof(vp); - break; - case K_DIM__HSIZE: - t->width = atof(vp); - t->flags |= INFO_HAS_WIDTH; - break; - case K_DIM__VSIZE: - t->height = atof(vp); - t->flags |= INFO_HAS_HEIGHT; - break; - case K_TRN__HSCALE: - xscale = atof(vp) / 100.0; - break; - case K_TRN__VSCALE: - yscale = atof(vp) / 100.0; - break; - case K_TRN__ANGLE: - rotate = M_PI * atof(vp) / 180.0; - break; - case K_DIM__LLX: - t->bbox.llx = atof(vp); - t->flags |= INFO_HAS_USER_BBOX; - break; - case K_DIM__LLY: - t->bbox.lly = atof(vp); - t->flags |= INFO_HAS_USER_BBOX; - break; - case K_DIM__URX: - t->bbox.urx = atof(vp); - t->flags |= INFO_HAS_USER_BBOX; - break; - case K_DIM__URY: - t->bbox.ury = atof(vp); - t->flags |= INFO_HAS_USER_BBOX; - break; - case K_DIM__RWI: - t->width = atof(vp) / 10.0; - t->flags |= INFO_HAS_WIDTH; - break; - case K_DIM__RHI: - t->height = atof(vp) / 10.0; - t->flags |= INFO_HAS_HEIGHT; - break; - } - skip_blank(&ap->curptr, ap->endptr); - RELEASE(vp); - } - make_transmatrix(&(t->matrix), xoffset, yoffset, xscale, yscale, rotate); - - return error; -} - - -static int -spc_read_dimtrns_pdfm (struct spc_env *spe, transform_info *p, struct spc_arg *ap, long *page_no) -{ - int has_scale, has_xscale, has_yscale, has_rotate, has_matrix; - const char *_dtkeys[] = { -#define K_DIM__WIDTH 0 -#define K_DIM__HEIGHT 1 -#define K_DIM__DEPTH 2 - "width", "height", "depth", -#define K_TRN__SCALE 3 -#define K_TRN__XSCALE 4 -#define K_TRN__YSCALE 5 -#define K_TRN__ROTATE 6 - "scale", "xscale", "yscale", "rotate", -#define K_TRN__BBOX 7 - "bbox", /* See "Dvipdfmx User's Manual", p.5 */ -#define K_TRN__MATRIX 8 - "matrix", -#undef K__CLIP -#define K__CLIP 9 - "clip", -#define K__PAGE 10 - "page", -#define K__HIDE 11 - "hide", - NULL - }; - double xscale, yscale, rotate; - int error = 0; - - has_xscale = has_yscale = has_scale = has_rotate = has_matrix = 0; - xscale = yscale = 1.0; rotate = 0.0; - p->flags |= INFO_DO_CLIP; /* default: do clipping */ - p->flags &= ~INFO_DO_HIDE; /* default: do clipping */ - - skip_blank(&ap->curptr, ap->endptr); - - while (!error && ap->curptr < ap->endptr) { - char *kp, *vp; - int k; - - kp = parse_c_ident(&ap->curptr, ap->endptr); - if (!kp) - break; - - skip_blank(&ap->curptr, ap->endptr); - for (k = 0; _dtkeys[k] && strcmp(_dtkeys[k], kp); k++); - switch (k) { - case K_DIM__WIDTH: - error = spc_util_read_length(spe, &p->width , ap); - p->flags |= INFO_HAS_WIDTH; - break; - case K_DIM__HEIGHT: - error = spc_util_read_length(spe, &p->height, ap); - p->flags |= INFO_HAS_HEIGHT; - break; - case K_DIM__DEPTH: - error = spc_util_read_length(spe, &p->depth , ap); - p->flags |= INFO_HAS_HEIGHT; - break; - case K_TRN__SCALE: - vp = parse_float_decimal(&ap->curptr, ap->endptr); - if (!vp) - error = -1; - else { - xscale = yscale = atof(vp); - has_scale = 1; - RELEASE(vp); - } - break; - case K_TRN__XSCALE: - vp = parse_float_decimal(&ap->curptr, ap->endptr); - if (!vp) - error = -1; - else { - xscale = atof(vp); - has_xscale = 1; - RELEASE(vp); - } - break; - case K_TRN__YSCALE: - vp = parse_float_decimal(&ap->curptr, ap->endptr); - if (!vp) - error = -1; - else { - yscale = atof(vp); - has_yscale = 1; - RELEASE(vp); - } - break; - case K_TRN__ROTATE: - vp = parse_float_decimal(&ap->curptr, ap->endptr); - if (!vp) - error = -1; - else { - rotate = M_PI * atof(vp) / 180.0; - has_rotate = 1; - RELEASE(vp); - } - break; - case K_TRN__BBOX: - { - double v[4]; - if (spc_util_read_numbers(v, 4, spe, ap) != 4) - error = -1; - else { - p->bbox.llx = v[0]; - p->bbox.lly = v[1]; - p->bbox.urx = v[2]; - p->bbox.ury = v[3]; - p->flags |= INFO_HAS_USER_BBOX; - } - } - break; - case K_TRN__MATRIX: - { - double v[6]; - if (spc_util_read_numbers(v, 6, spe, ap) != 6) - error = -1; - else { - pdf_setmatrix(&(p->matrix), v[0], v[1], v[2], v[3], v[4], v[5]); - has_matrix = 1; - } - } - break; - case K__CLIP: - vp = parse_float_decimal(&ap->curptr, ap->endptr); - if (!vp) - error = -1; - else { - if (atof(vp)) - p->flags |= INFO_DO_CLIP; - else - p->flags &= ~INFO_DO_CLIP; - RELEASE(vp); - } - break; - case K__PAGE: - { - double page; - if (page_no && spc_util_read_numbers(&page, 1, spe, ap) == 1) - *page_no = (long) page; - else - error = -1; - } - break; - case K__HIDE: - p->flags |= INFO_DO_HIDE; - break; - default: - error = -1; - break; - } - if (error) - spc_warn(spe, "Unrecognized key or invalid value for dimension/transformation: %s", kp); - else - skip_blank(&ap->curptr, ap->endptr); - RELEASE(kp); - } - - if (!error) { - /* Check consistency */ - if (has_xscale && (p->flags & INFO_HAS_WIDTH)) { - spc_warn(spe, "Can't supply both width and xscale. Ignore xscale."); - xscale = 1.0; - } else if (has_yscale && - (p->flags & INFO_HAS_HEIGHT)) { - spc_warn(spe, "Can't supply both height/depth and yscale. Ignore yscale."); - yscale = 1.0; - } else if (has_scale && - (has_xscale || has_yscale)) { - spc_warn(spe, "Can't supply overall scale along with axis scales."); - error = -1; - } else if (has_matrix && - (has_scale || has_xscale || has_yscale || has_rotate)) { - spc_warn(spe, "Can't supply transform matrix along with scales or rotate. Ignore scales and rotate."); - } - } - - if (!has_matrix) { - make_transmatrix(&(p->matrix), 0.0, 0.0, xscale, yscale, rotate); - } - - if (!(p->flags & INFO_HAS_USER_BBOX)) { - p->flags &= ~INFO_DO_CLIP; /* no clipping needed */ - } - - return error; -} - -int -spc_util_read_dimtrns (struct spc_env *spe, transform_info *ti, struct spc_arg *args, long *page_no, int syntax) -{ - ASSERT(ti && spe && args); - - if (syntax) { - ASSERT(!page_no); - return spc_read_dimtrns_dvips(spe, ti, args); - } else { - return spc_read_dimtrns_pdfm (spe, ti, args, page_no); - } - - return -1; -} - - -/* Color names */ -#ifdef rgb -#undef rgb -#endif -#ifdef cmyk -#undef cmyk -#endif -#define gray(g) {1, {g}} -#define rgb8(r,g,b) {3, {((r)/255.0), ((g)/255.0), ((b)/255.0), 0.0}} -#define cmyk(c,m,y,k) {4, {(c), (m), (y), (k)}} - -static struct colordef_ -{ - const char *key; - pdf_color color; -} colordefs[] = { - {"GreenYellow", cmyk(0.15, 0.00, 0.69, 0.00)}, - {"Yellow", cmyk(0.00, 0.00, 1.00, 0.00)}, - {"Goldenrod", cmyk(0.00, 0.10, 0.84, 0.00)}, - {"Dandelion", cmyk(0.00, 0.29, 0.84, 0.00)}, - {"Apricot", cmyk(0.00, 0.32, 0.52, 0.00)}, - {"Peach", cmyk(0.00, 0.50, 0.70, 0.00)}, - {"Melon", cmyk(0.00, 0.46, 0.50, 0.00)}, - {"YellowOrange", cmyk(0.00, 0.42, 1.00, 0.00)}, - {"Orange", cmyk(0.00, 0.61, 0.87, 0.00)}, - {"BurntOrange", cmyk(0.00, 0.51, 1.00, 0.00)}, - {"Bittersweet", cmyk(0.00, 0.75, 1.00, 0.24)}, - {"RedOrange", cmyk(0.00, 0.77, 0.87, 0.00)}, - {"Mahogany", cmyk(0.00, 0.85, 0.87, 0.35)}, - {"Maroon", cmyk(0.00, 0.87, 0.68, 0.32)}, - {"BrickRed", cmyk(0.00, 0.89, 0.94, 0.28)}, - {"Red", cmyk(0.00, 1.00, 1.00, 0.00)}, - {"OrangeRed", cmyk(0.00, 1.00, 0.50, 0.00)}, - {"RubineRed", cmyk(0.00, 1.00, 0.13, 0.00)}, - {"WildStrawberry", cmyk(0.00, 0.96, 0.39, 0.00)}, - {"Salmon", cmyk(0.00, 0.53, 0.38, 0.00)}, - {"CarnationPink", cmyk(0.00, 0.63, 0.00, 0.00)}, - {"Magenta", cmyk(0.00, 1.00, 0.00, 0.00)}, - {"VioletRed", cmyk(0.00, 0.81, 0.00, 0.00)}, - {"Rhodamine", cmyk(0.00, 0.82, 0.00, 0.00)}, - {"Mulberry", cmyk(0.34, 0.90, 0.00, 0.02)}, - {"RedViolet", cmyk(0.07, 0.90, 0.00, 0.34)}, - {"Fuchsia", cmyk(0.47, 0.91, 0.00, 0.08)}, - {"Lavender", cmyk(0.00, 0.48, 0.00, 0.00)}, - {"Thistle", cmyk(0.12, 0.59, 0.00, 0.00)}, - {"Orchid", cmyk(0.32, 0.64, 0.00, 0.00)}, - {"DarkOrchid", cmyk(0.40, 0.80, 0.20, 0.00)}, - {"Purple", cmyk(0.45, 0.86, 0.00, 0.00)}, - {"Plum", cmyk(0.50, 1.00, 0.00, 0.00)}, - {"Violet", cmyk(0.79, 0.88, 0.00, 0.00)}, - {"RoyalPurple", cmyk(0.75, 0.90, 0.00, 0.00)}, - {"BlueViolet", cmyk(0.86, 0.91, 0.00, 0.04)}, - {"Periwinkle", cmyk(0.57, 0.55, 0.00, 0.00)}, - {"CadetBlue", cmyk(0.62, 0.57, 0.23, 0.00)}, - {"CornflowerBlue", cmyk(0.65, 0.13, 0.00, 0.00)}, - {"MidnightBlue", cmyk(0.98, 0.13, 0.00, 0.43)}, - {"NavyBlue", cmyk(0.94, 0.54, 0.00, 0.00)}, - {"RoyalBlue", cmyk(1.00, 0.50, 0.00, 0.00)}, - {"Blue", cmyk(1.00, 1.00, 0.00, 0.00)}, - {"Cerulean", cmyk(0.94, 0.11, 0.00, 0.00)}, - {"Cyan", cmyk(1.00, 0.00, 0.00, 0.00)}, - {"ProcessBlue", cmyk(0.96, 0.00, 0.00, 0.00)}, - {"SkyBlue", cmyk(0.62, 0.00, 0.12, 0.00)}, - {"Turquoise", cmyk(0.85, 0.00, 0.20, 0.00)}, - {"TealBlue", cmyk(0.86, 0.00, 0.34, 0.02)}, - {"Aquamarine", cmyk(0.82, 0.00, 0.30, 0.00)}, - {"BlueGreen", cmyk(0.85, 0.00, 0.33, 0.00)}, - {"Emerald", cmyk(1.00, 0.00, 0.50, 0.00)}, - {"JungleGreen", cmyk(0.99, 0.00, 0.52, 0.00)}, - {"SeaGreen", cmyk(0.69, 0.00, 0.50, 0.00)}, - {"Green", cmyk(1.00, 0.00, 1.00, 0.00)}, - {"ForestGreen", cmyk(0.91, 0.00, 0.88, 0.12)}, - {"PineGreen", cmyk(0.92, 0.00, 0.59, 0.25)}, - {"LimeGreen", cmyk(0.50, 0.00, 1.00, 0.00)}, - {"YellowGreen", cmyk(0.44, 0.00, 0.74, 0.00)}, - {"SpringGreen", cmyk(0.26, 0.00, 0.76, 0.00)}, - {"OliveGreen", cmyk(0.64, 0.00, 0.95, 0.40)}, - {"RawSienna", cmyk(0.00, 0.72, 1.00, 0.45)}, - {"Sepia", cmyk(0.00, 0.83, 1.00, 0.70)}, - {"Brown", cmyk(0.00, 0.81, 1.00, 0.60)}, - {"Tan", cmyk(0.14, 0.42, 0.56, 0.00)}, - /* Adobe Reader 7 and 8 had problem when gray and cmyk black colors - * are mixed. No problem with Previewer.app. - * It happens when \usepackage[dvipdfm]{graphicx} and then called - * \usepackage{color} without dvipdfm option. */ - {"Gray", gray(0.5)}, - {"Black", gray(0.0)}, - {"White", gray(1.0)}, - {NULL} -}; - - -static int -pdf_color_namedcolor (pdf_color *color, const char *name) -{ - int i; - for (i = 0; colordefs[i].key; i++) { - if (!strcmp(colordefs[i].key, name)) { - pdf_color_copycolor(color, &colordefs[i].color); - return 0; - } - } - return -1; -} - diff --git a/Build/source/texk/dvipdf-x/xsrc/spc_util.h b/Build/source/texk/dvipdf-x/xsrc/spc_util.h deleted file mode 100644 index db5b16cf245..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/spc_util.h +++ /dev/null @@ -1,44 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#ifndef _SPC_UTIL_H_ -#define _SPC_UTIL_H_ - -#include "pdfcolor.h" -#include "pdfdev.h" - -#include "specials.h" - -/* syntax 1: ((rgb|cmyk|hsb|gray) colorvalues)|colorname - * syntax 0: pdf_number|pdf_array - * - * This is for reading *single* color specification. - */ -extern int spc_util_read_colorspec (struct spc_env *spe, pdf_color *colorspec, struct spc_arg *args, int syntax); -extern int spc_util_read_dimtrns (struct spc_env *spe, transform_info *dimtrns, struct spc_arg *args, long *page, int syntax); -extern int spc_util_read_length (struct spc_env *spe, double *length, struct spc_arg *ap); - -extern int spc_util_read_numbers (double *values, int num_values, struct spc_env *spe, struct spc_arg *args); - -#endif /* _SPC_UTIL_H_ */ diff --git a/Build/source/texk/dvipdf-x/xsrc/specials.c b/Build/source/texk/dvipdf-x/xsrc/specials.c deleted file mode 100644 index e1cc2bb7a9f..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/specials.c +++ /dev/null @@ -1,600 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include <stdarg.h> - -#include "system.h" -#include "mem.h" -#include "error.h" -#include "numbers.h" - -#include "dvi.h" - -#include "pdfobj.h" -#include "pdfparse.h" -#include "pdfdoc.h" -#include "pdfnames.h" - -#include "pdfdraw.h" -#include "pdfdev.h" - -#include "spc_pdfm.h" -#include "spc_tpic.h" -#include "spc_html.h" -#include "spc_misc.h" -#include "spc_color.h" -#include "spc_dvips.h" -#ifdef XETEX -#include "spc_xtx.h" -#endif - -#include "specials.h" - -static int verbose = 0; -void -spc_set_verbose (void) -{ - verbose++; -} - - -void -spc_warn (struct spc_env *spe, const char *fmt, ...) -{ - va_list ap; - static char buf[1024]; - - va_start(ap, fmt); - - vsprintf(buf, fmt, ap); - WARN(buf); - - va_end(ap); - - return; -} - - -/* This is currently just to make other spc_xxx to not directly - * call dvi_xxx. - */ -int -spc_begin_annot (struct spc_env *spe, pdf_obj *dict) -{ - pdf_doc_begin_annot(dict); - dvi_tag_depth(); /* Tell dvi interpreter to handle line-break. */ - return 0; -} - -int -spc_end_annot (struct spc_env *spe) -{ - dvi_untag_depth(); - pdf_doc_end_annot(); - return 0; -} - -int -spc_resume_annot (struct spc_env *spe) -{ - dvi_link_annot(1); - return 0; -} - -int -spc_suspend_annot (struct spc_env *spe) -{ - dvi_link_annot(0); - return 0; -} - - - -static struct ht_table *named_objects = NULL; - -/* reserved keys */ -static const char *_rkeys[] = { -#define K_OBJ__XPOS 0 -#define K_OBJ__YPOS 1 - "xpos", "ypos", -#define K_OBJ__THISPAGE 2 -#define K_OBJ__PREVPAGE 3 -#define K_OBJ__NEXTPAGE 4 - "thispage", "prevpage", "nextpage", -#define K_OBJ__RESOURCES 5 - "resources", -#define K_OBJ__PAGES 6 -#define K_OBJ__NAMES 7 - "pages", "names", -#define K_OBJ__CATALOG 8 -#define K_OBJ__DOCINFO 9 - "catalog", "docinfo", -#if 0 -#define K_OBJ__TRAILER 10 - "trailer", -#endif /* NYI */ - NULL -}; - -/* pageN where N is a positive integer. - * Note that page need not exist at this time. - */ -static int -ispageref (const char *key) -{ - const char *p; - if (strlen(key) <= strlen("page") || - memcmp(key, "page", strlen("page"))) - return 0; - else { - for (p = key + 4; *p && *p >= '0' && *p <= '9'; p++); - if (*p != '\0') - return 0; - } - return 1; -} - -/* - * The following routine returns copies, not the original object. - */ -pdf_obj * -spc_lookup_reference (const char *key) -{ - pdf_obj *value = NULL; - pdf_coord cp; - int k; - - ASSERT(named_objects); - - if (!key) - return NULL; - - for (k = 0; _rkeys[k] && strcmp(key, _rkeys[k]); k++); - switch (k) { - /* xpos and ypos must be position in device space here. */ - case K_OBJ__XPOS: - cp.x = dvi_dev_xpos(); cp.y = 0.0; - pdf_dev_transform(&cp, NULL); - value = pdf_new_number(ROUND(cp.x, .01)); - break; - case K_OBJ__YPOS: - cp.x = 0.0; cp.y = dvi_dev_ypos(); - pdf_dev_transform(&cp, NULL); - value = pdf_new_number(ROUND(cp.y, .01)); - break; - case K_OBJ__THISPAGE: - value = pdf_doc_this_page_ref(); - break; - case K_OBJ__PREVPAGE: - value = pdf_doc_prev_page_ref(); - break; - case K_OBJ__NEXTPAGE: - value = pdf_doc_next_page_ref(); - break; - case K_OBJ__PAGES: - value = pdf_ref_obj(pdf_doc_page_tree()); - break; - case K_OBJ__NAMES: - value = pdf_ref_obj(pdf_doc_names()); - break; - case K_OBJ__RESOURCES: - value = pdf_ref_obj(pdf_doc_current_page_resources()); - break; - case K_OBJ__CATALOG: - value = pdf_ref_obj(pdf_doc_catalog()); - break; - case K_OBJ__DOCINFO: - value = pdf_ref_obj(pdf_doc_docinfo()); - break; - default: - if (ispageref(key)) - value = pdf_doc_ref_page(atoi(key + 4)); - else { - value = pdf_names_lookup_reference(named_objects, key, strlen(key)); - } - break; - } - - if (!value) { - ERROR("Object reference %s not exist.", key); - } - - return value; -} - -pdf_obj * -spc_lookup_object (const char *key) -{ - pdf_obj *value = NULL; - pdf_coord cp; - int k; - - ASSERT(named_objects); - - if (!key) - return NULL; - - for (k = 0; _rkeys[k] && strcmp(key, _rkeys[k]); k++); - switch (k) { - case K_OBJ__XPOS: - cp.x = dvi_dev_xpos(); cp.y = 0.0; - pdf_dev_transform(&cp, NULL); - value = pdf_new_number(ROUND(cp.x, .01)); - break; - case K_OBJ__YPOS: - cp.x = 0.0; cp.y = dvi_dev_ypos(); - pdf_dev_transform(&cp, NULL); - value = pdf_new_number(ROUND(cp.y, .01)); - break; - case K_OBJ__THISPAGE: - value = pdf_doc_this_page(); - break; - case K_OBJ__PAGES: - value = pdf_doc_page_tree(); - break; - case K_OBJ__NAMES: - value = pdf_doc_names(); - break; - case K_OBJ__RESOURCES: - value = pdf_doc_current_page_resources(); - break; - case K_OBJ__CATALOG: - value = pdf_doc_catalog(); - break; - case K_OBJ__DOCINFO: - value = pdf_doc_docinfo(); - break; - default: - value = pdf_names_lookup_object(named_objects, key, strlen(key)); - break; - } - -/* spc_handler_pdfm_bead() in spc_pdfm.c controls NULL too. - if (!value) { - ERROR("Object reference %s not exist.", key); - } -*/ - - return value; -} - -void -spc_push_object (const char *key, pdf_obj *value) -{ - ASSERT(named_objects); - - if (!key || !value) - return; - - pdf_names_add_object(named_objects, key, strlen(key), value); -} - -void -spc_flush_object (const char *key) -{ - pdf_names_close_object(named_objects, key, strlen(key)); -} - -void -spc_clear_objects (void) -{ - pdf_delete_name_tree(&named_objects); - named_objects = pdf_new_name_tree(); -} - - -static int -spc_handler_unknown (struct spc_env *spe, - struct spc_arg *args) -{ - ASSERT(spe && args); - - args->curptr = args->endptr; - - return -1; -} - -static void -init_special (struct spc_handler *special, - struct spc_env *spe, - struct spc_arg *args, - const char *p, long size, - double x_user, double y_user, double mag) -{ - - special->key = NULL; - special->exec = (spc_handler_fn_ptr) &spc_handler_unknown; - - spe->x_user = x_user; - spe->y_user = y_user; - spe->mag = mag; - spe->pg = pdf_doc_current_page_number(); /* _FIXME_ */ - - args->curptr = p; - args->endptr = args->curptr + size; - args->base = args->curptr; - args->command = NULL; - - return; -} - -static void -check_garbage (struct spc_arg *args) -{ - ASSERT(args); - - if (args->curptr >= args->endptr) - return; - - skip_white(&args->curptr, args->endptr); - if (args->curptr < args->endptr) { - WARN("Unparsed material at end of special ignored."); - dump(args->curptr, args->endptr); - } - - return; -} - -static struct { - const char *key; - int (*bodhk_func) (); - int (*eodhk_func) (); - int (*bophk_func) (); - int (*eophk_func) (); - int (*check_func) (const char *, long); - int (*setup_func) (struct spc_handler *, struct spc_env *, struct spc_arg *); -} known_specials[] = { - - {"pdf:", - spc_pdfm_at_begin_document, - spc_pdfm_at_end_document, - NULL, - NULL, - spc_pdfm_check_special, - spc_pdfm_setup_handler - }, - -#ifdef XETEX - {"x:", - NULL, - NULL, - NULL, - NULL, - spc_xtx_check_special, - spc_xtx_setup_handler - }, -#endif - - {"ps:", -#ifdef XETEX - spc_dvips_at_begin_document, - spc_dvips_at_end_document, - spc_dvips_at_begin_page, -#else - NULL, - NULL, - NULL, -#endif - spc_dvips_at_end_page, - spc_dvips_check_special, - spc_dvips_setup_handler - }, - - {"color", - NULL, - NULL, - NULL, - NULL, - spc_color_check_special, - spc_color_setup_handler - }, - - {"tpic", - spc_tpic_at_begin_document, - spc_tpic_at_end_document, - spc_tpic_at_begin_page, - spc_tpic_at_end_page, - spc_tpic_check_special, - spc_tpic_setup_handler - }, - - {"html:", - spc_html_at_begin_document, - spc_html_at_end_document, - spc_html_at_begin_page, - spc_html_at_end_page, - spc_html_check_special, - spc_html_setup_handler - }, - - {"unknown", - NULL, - NULL, - NULL, - NULL, - spc_misc_check_special, - spc_misc_setup_handler - }, - - {NULL} /* end */ -}; - -int -spc_exec_at_begin_page (void) -{ - int error = 0; - int i; - - for (i = 0; known_specials[i].key != NULL; i++) { - if (known_specials[i].bophk_func) { - error = known_specials[i].bophk_func(); - } - } - - return error; -} - -int -spc_exec_at_end_page (void) -{ - int error = 0; - int i; - - for (i = 0; known_specials[i].key != NULL; i++) { - if (known_specials[i].eophk_func) { - error = known_specials[i].eophk_func(); - } - } - - return error; -} - -int -spc_exec_at_begin_document (void) -{ - int error = 0; - int i; - - ASSERT(!named_objects); - - named_objects = pdf_new_name_tree(); - - for (i = 0; known_specials[i].key != NULL; i++) { - if (known_specials[i].bodhk_func) { - error = known_specials[i].bodhk_func(); - } - } - - return error; -} - -int -spc_exec_at_end_document (void) -{ - int error = 0; - int i; - - for (i = 0; known_specials[i].key != NULL; i++) { - if (known_specials[i].eodhk_func) { - error = known_specials[i].eodhk_func(); - } - } - - if (named_objects) { - pdf_delete_name_tree(&named_objects); - } - - return error; -} - -static void -print_error (const char *name, struct spc_env *spe, struct spc_arg *ap) -{ - const char *p; - char ebuf[64]; - int i; - long pg = spe->pg; - pdf_coord c; - - c.x = spe->x_user; c.y = spe->y_user; - pdf_dev_transform(&c, NULL); - - if (ap->command && name) { - WARN("Interpreting special command %s (%s) failed.", ap->command, name); - WARN(">> at page=\"%ld\" position=\"(%g, %g)\" (in PDF)", pg, c.x, c.y); - } - for (i = 0, p = ap->base; i < 63 && p < ap->endptr; p++) { - if (isprint(*p)) - ebuf[i++] = *p; - else if (i + 4 < 63) - i += sprintf(ebuf + i, "\\x%02x", (unsigned char)*p); - else - break; - } - ebuf[i] = '\0'; - if (ap->curptr < ap->endptr) { - while (i-- > 60) - ebuf[i] = '.'; - } - WARN(">> xxx \"%s\"", ebuf); - - if (ap->curptr < ap->endptr) { - for (i = 0, p = ap->curptr; i < 63 && p < ap->endptr; p++) { - if (isprint(*p)) - ebuf[i++] = *p; - else if (i + 4 < 63) - i += sprintf(ebuf + i, "\\x%02x", (unsigned char)*p); - else - break; - } - ebuf[i] = '\0'; - if (ap->curptr < ap->endptr) { - while (i-- > 60) - ebuf[i] = '.'; - } - WARN(">> Reading special command stopped around >>%s<<", ebuf); - - ap->curptr = ap->endptr; - } -} - -int -spc_exec_special (const char *buffer, long size, - double x_user, double y_user, double mag) -{ - int error = -1; - int i, found; - struct spc_env spe; - struct spc_arg args; - struct spc_handler special; - - if (verbose > 3) { - dump(buffer, buffer + size); - } - - init_special(&special, &spe, &args, buffer, size, x_user, y_user, mag); - - for (i = 0; known_specials[i].key != NULL; i++) { - found = known_specials[i].check_func(buffer, size); - if (found) { - error = known_specials[i].setup_func(&special, &spe, &args); - if (!error) { - error = special.exec(&spe, &args); - } - if (error) { - print_error(known_specials[i].key, &spe, &args); - } - break; - } - } - - check_garbage(&args); - - return error; -} - diff --git a/Build/source/texk/dvipdf-x/xsrc/tfm.c b/Build/source/texk/dvipdf-x/xsrc/tfm.c deleted file mode 100644 index 3622b16f071..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/tfm.c +++ /dev/null @@ -1,1209 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#if HAVE_CONFIG_H -#include "config.h" -#endif - -#include <string.h> - -#include "system.h" -#include "mem.h" -#include "mfileio.h" -#include "error.h" - -#include "numbers.h" -#include "dpxutil.h" - -#include "tfm.h" - -#define TFM_FORMAT 1 -#define OFM_FORMAT 2 - -#define FWBASE ((double) (1<<20)) - -static int verbose = 0; - - -#ifndef WITHOUT_ASCII_PTEX -/* - * ID is 9 for vertical JFM file. - */ -#define JFM_ID 11 -#define JFMV_ID 9 -#define IS_JFM(i) ((i) == JFM_ID || (i) == JFMV_ID) -#endif /* !WITHOUT_ASCII_PTEX */ - -/* - * TFM Record structure: - * Multiple TFM's may be read in at once. - */ - -struct tfm_font -{ -#ifndef WITHOUT_ASCII_PTEX - UNSIGNED_BYTE id; - UNSIGNED_BYTE nt; -#endif /* !WITHOUT_ASCII_PTEX */ -#ifndef WITHOUT_OMEGA - SIGNED_QUAD level; -#endif /* !WITHOUT_OMEGA */ - UNSIGNED_QUAD wlenfile; - UNSIGNED_QUAD wlenheader; - UNSIGNED_QUAD bc, ec; - UNSIGNED_QUAD nwidths, nheights, ndepths; - UNSIGNED_QUAD nitcor, nlig, nkern, nextens; - UNSIGNED_QUAD nfonparm; -#ifndef WITHOUT_OMEGA - UNSIGNED_QUAD fontdir; - UNSIGNED_QUAD nco, ncw, npc; -#endif /* !WITHOUT_OMEGA */ - SIGNED_QUAD *header; -#ifndef WITHOUT_ASCII_PTEX - UNSIGNED_PAIR *chartypes; -#endif /* !WITHOUT_ASCII_PTEX */ - UNSIGNED_QUAD *char_info; - UNSIGNED_PAIR *width_index; - UNSIGNED_BYTE *height_index; - UNSIGNED_BYTE *depth_index; - SIGNED_QUAD *width; - SIGNED_QUAD *height; - SIGNED_QUAD *depth; -}; - -static void -tfm_font_init (struct tfm_font *tfm) -{ - tfm->header = NULL; -#ifndef WITHOUT_ASCII_PTEX - tfm->id = 0; - tfm->nt = 0; - tfm->chartypes = NULL; -#endif /* !WITHOUT_ASCII_PTEX */ -#ifndef WITHOUT_OMEGA - tfm->level = 0; - tfm->fontdir = 0; - tfm->nco = tfm->ncw = tfm->npc = 0; -#endif - tfm->char_info = NULL; - tfm->width_index = NULL; - tfm->height_index = NULL; - tfm->depth_index = NULL; - tfm->width = tfm->height = tfm->depth = NULL; -} - -static void -tfm_font_clear (struct tfm_font *tfm) -{ - if (tfm) { - if (tfm->header) { - RELEASE(tfm->header); - tfm->header = NULL; - } - if (tfm->char_info) { - RELEASE(tfm->char_info); - tfm->char_info = NULL; - } - if (tfm->width) { - RELEASE(tfm->width); - tfm->width = NULL; - } - if (tfm->height) { - RELEASE(tfm->height); - tfm->height = NULL; - } - if (tfm->depth) { - RELEASE(tfm->depth); - tfm->depth = NULL; - } -#ifndef WITHOUT_ASCII_PTEX - if (tfm->chartypes) { - RELEASE(tfm->chartypes); - tfm->chartypes = NULL; - } -#endif /* !WITHOUT_ASCII_PTEX */ - if (tfm->width_index) { - RELEASE(tfm->width_index); - tfm->width_index = NULL; - } - if (tfm->height_index) { - RELEASE(tfm->height_index); - tfm->height_index = NULL; - } - if (tfm->depth_index) { - RELEASE(tfm->depth_index); - tfm->depth_index = NULL; - } - } -} - - -struct coverage -{ - long first_char; - unsigned short num_chars; -}; - -/* - * All characters in the same range have same metrics. - */ - -struct range_map { - unsigned short num_coverages; - struct coverage *coverages; - unsigned short *indices; -}; - -/* Special case of num_coverages = 1 */ -struct char_map -{ - struct coverage coverage; - unsigned short *indices; -}; - -static void -release_char_map (struct char_map *map) -{ - if (map->indices) - RELEASE(map->indices); - map->indices = NULL; - RELEASE(map); -} - -static void -release_range_map (struct range_map *map) -{ - if (map->coverages) - RELEASE(map->coverages); - if (map->indices) - RELEASE(map->indices); - map->coverages = NULL; - map->indices = NULL; - RELEASE(map); -} - -static long -lookup_char (const struct char_map *map, long charcode) -{ - if (charcode >= map->coverage.first_char && - charcode <= map->coverage.first_char + map->coverage.num_chars) - return map->indices[charcode - map->coverage.first_char]; - else - return -1; - - return -1; -} - -static long -lookup_range (const struct range_map *map, long charcode) -{ - long idx; - - for (idx = map->num_coverages - 1; idx >= 0 && - charcode >= map->coverages[idx].first_char; idx--) { - if (charcode <= - map->coverages[idx].first_char + map->coverages[idx].num_chars) - return map->indices[idx]; - } - - return -1; -} - -#define SOURCE_TYPE_TFM 0 -#define SOURCE_TYPE_JFM 1 -#define SOURCE_TYPE_OFM 2 - -#define MAPTYPE_NONE 0 -#define MAPTYPE_CHAR 1 -#define MAPTYPE_RANGE 2 - -#define FONT_DIR_HORIZ 0 -#define FONT_DIR_VERT 1 - -struct font_metric -{ - char *tex_name; - fixword designsize; - char *codingscheme; - - int fontdir; - long firstchar, lastchar; - - fixword *widths; - fixword *heights; - fixword *depths; - - struct { - int type; - void *data; - } charmap; - - int source; -}; - -static void -fm_init (struct font_metric *fm) -{ - fm->tex_name = NULL; - fm->firstchar = 0; - fm->lastchar = 0; - fm->fontdir = FONT_DIR_HORIZ; - fm->codingscheme = NULL; - fm->designsize = 0; - - fm->widths = NULL; - fm->heights = NULL; - fm->depths = NULL; - - fm->charmap.type = MAPTYPE_NONE; - fm->charmap.data = NULL; - - fm->source = SOURCE_TYPE_TFM; -} - -static void -fm_clear (struct font_metric *fm) -{ - if (fm) { - if (fm->tex_name) - RELEASE(fm->tex_name); - if (fm->widths) - RELEASE(fm->widths); - if (fm->heights) - RELEASE(fm->heights); - if (fm->depths) - RELEASE(fm->depths); - if (fm->codingscheme) - RELEASE(fm->codingscheme); - - switch (fm->charmap.type) { - case MAPTYPE_CHAR: - release_char_map(fm->charmap.data); - break; - case MAPTYPE_RANGE: - release_range_map(fm->charmap.data); - break; - } - } -} - -#ifndef MAX_FONTS -#define MAX_FONTS 16 -#endif - -struct font_metric *fms = NULL; -static unsigned numfms = 0, max_fms = 0; - -static void -fms_need (unsigned n) -{ - if (n > max_fms) { - max_fms = MAX(max_fms + MAX_FONTS, n); - fms = RENEW(fms, max_fms, struct font_metric); - } -} - -void -tfm_set_verbose (void) -{ - verbose++; -} - - -static long -fread_fwords (SIGNED_QUAD *words, SIGNED_QUAD nmemb, FILE *fp) -{ - long i; - - for (i = 0; i < nmemb; i++) - words[i] = get_signed_quad(fp); - - return nmemb*4; -} - -static long -fread_uquads (UNSIGNED_QUAD *quads, SIGNED_QUAD nmemb, FILE *fp) -{ - long i; - - for (i = 0; i < nmemb; i++) { - quads[i] = get_unsigned_quad(fp); - } - - return nmemb*4; -} - -/* - * TFM and JFM - */ -static void -tfm_check_size (struct tfm_font *tfm, SIGNED_QUAD tfm_file_size) -{ - UNSIGNED_QUAD expected_size = 6; - - /* Removed the warning message caused by EC TFM metric files. - * - if (tfm->wlenfile != tfm_file_size / 4) { - WARN("TFM file size is %ld bytes but it says it is %ld bytes!", - tfm_file_size, tfm->wlenfile * 4); - if (tfm_file_size > tfm->wlenfile * 4) { - WARN("Proceeding nervously..."); - } else { - ERROR("Can't proceed..."); - } - } - */ - if (tfm_file_size < tfm->wlenfile * 4) { - ERROR("Can't proceed..."); - } - - expected_size += (tfm->ec - tfm->bc + 1); - expected_size += tfm->wlenheader; - expected_size += tfm->nwidths; - expected_size += tfm->nheights; - expected_size += tfm->ndepths; - expected_size += tfm->nitcor; - expected_size += tfm->nlig; - expected_size += tfm->nkern; - expected_size += tfm->nextens; - expected_size += tfm->nfonparm; -#ifndef WITHOUT_ASCII_PTEX - if (IS_JFM(tfm->id)) { - expected_size += tfm->nt + 1; - } -#endif /* !WITHOUT_ASCII_PTEX */ - if (expected_size != tfm->wlenfile) { - WARN("TFM file size is expected to be %ld bytes but it says it is %ld bytes!", - expected_size * 4, tfm->wlenfile * 4); - if (tfm_file_size > expected_size *4) { - WARN("Proceeding nervously..."); - } else { - ERROR("Can't proceed..."); - } - } -} - -static void -tfm_get_sizes (FILE *tfm_file, SIGNED_QUAD tfm_file_size, struct tfm_font *tfm) -{ -#ifndef WITHOUT_ASCII_PTEX - { - UNSIGNED_PAIR first_hword; - - /* - * The first half word of TFM/JFM is TFM ID for JFM or size of - * TFM file in word for TFM. TFM with 9*4 or 11*4 bytes is not - * expected to be a valid TFM. So, we always assume that TFMs - * starting with 00 09 or 00 0B is JFM. - */ - first_hword = get_unsigned_pair(tfm_file); - if (IS_JFM(first_hword)) { - tfm->id = first_hword; - tfm->nt = get_unsigned_pair(tfm_file); - tfm->wlenfile = get_unsigned_pair(tfm_file); - } else { - tfm->wlenfile = first_hword; - } - } -#else /* WITHOUT_ASCII_PTEX */ - tfm->wlenfile = get_unsigned_pair(tfm_file); -#endif /* !WITHOUT_ASCII_PTEX */ - - tfm->wlenheader = get_unsigned_pair(tfm_file); - tfm->bc = get_unsigned_pair(tfm_file); - tfm->ec = get_unsigned_pair(tfm_file); - if (tfm->ec < tfm->bc) { - ERROR("TFM file error: ec(%u) < bc(%u) ???", tfm->ec, tfm->bc); - } - tfm->nwidths = get_unsigned_pair(tfm_file); - tfm->nheights = get_unsigned_pair(tfm_file); - tfm->ndepths = get_unsigned_pair(tfm_file); - tfm->nitcor = get_unsigned_pair(tfm_file); - tfm->nlig = get_unsigned_pair(tfm_file); - tfm->nkern = get_unsigned_pair(tfm_file); - tfm->nextens = get_unsigned_pair(tfm_file); - tfm->nfonparm = get_unsigned_pair(tfm_file); - - tfm_check_size(tfm, tfm_file_size); - - return; -} - -#ifndef WITHOUT_ASCII_PTEX -static void -jfm_do_char_type_array (FILE *tfm_file, struct tfm_font *tfm) -{ - UNSIGNED_PAIR charcode; - UNSIGNED_PAIR chartype; - long i; - - tfm->chartypes = NEW(65536, UNSIGNED_PAIR); - for (i = 0; i < 65536; i++) { - tfm->chartypes[i] = 0; - } - for (i = 0; i < tfm->nt; i++) { - charcode = get_unsigned_pair(tfm_file); - chartype = get_unsigned_pair(tfm_file); - tfm->chartypes[charcode] = chartype; - } -} - -static void -jfm_make_charmap (struct font_metric *fm, struct tfm_font *tfm) -{ - if (tfm->nt > 1) { - struct char_map *map; - long code; - - fm->charmap.type = MAPTYPE_CHAR; - fm->charmap.data = map = NEW(1, struct char_map); - map->coverage.first_char = 0; - map->coverage.num_chars = 0xFFFFu; - map->indices = NEW(0x10000L, unsigned short); - - for (code = 0; code <= 0xFFFFu; code++) { - map->indices[code] = tfm->chartypes[code]; - } - } else { - struct range_map *map; - - fm->charmap.type = MAPTYPE_RANGE; - fm->charmap.data = map = NEW(1, struct range_map); - map->num_coverages = 1; - map->coverages = NEW(map->num_coverages, struct coverage); - map->coverages[0].first_char = 0; - map->coverages[0].num_chars = 0xFFFFu; - map->indices = NEW(1, unsigned short); - map->indices[0] = 0; /* Only default type used. */ - } -} -#endif /* !WITHOUT_ASCII_PTEX */ - -static void -tfm_unpack_arrays (struct font_metric *fm, struct tfm_font *tfm) -{ - UNSIGNED_QUAD charinfo; - UNSIGNED_PAIR width_index, height_index, depth_index; - int i; - - fm->widths = NEW(256, fixword); - fm->heights = NEW(256, fixword); - fm->depths = NEW(256, fixword); - for (i = 0; i < 256; i++) { - fm->widths [i] = 0; - fm->heights[i] = 0; - fm->depths [i] = 0; - } - - for (i = tfm->bc; i <= tfm->ec; i++ ) { - charinfo = tfm->char_info[i - tfm->bc]; - width_index = (charinfo / 16777216ul); - height_index = (charinfo / 0x100000ul) & 0xf; - depth_index = (charinfo / 0x10000ul) & 0xf; - fm->widths [i] = tfm->width [width_index]; - fm->heights[i] = tfm->height[height_index]; - fm->depths [i] = tfm->depth [depth_index]; - } - - return; -} - -static int -sput_bigendian (char *s, SIGNED_QUAD v, int n) -{ - int i; - - for (i = n-1; i >= 0; i--) { - s[i] = (char) (v & 0xff); - v >>= 8; - } - - return n; -} - -static void -tfm_unpack_header (struct font_metric *fm, struct tfm_font *tfm) -{ - if (tfm->wlenheader < 12) { - fm->codingscheme = NULL; - } else { - int i, len; - char *p; - - len = (tfm->header[2] >> 24); - if (len < 0 || len > 39) - ERROR("Invalid TFM header."); - if (len > 0) { - fm->codingscheme = NEW(40, char); - p = fm->codingscheme; - p += sput_bigendian(p, tfm->header[2], 3); - for (i = 1; i <= len / 4; i++) { - p += sput_bigendian(p, tfm->header[2+i], 4); - } - fm->codingscheme[len] = '\0'; - } else { - fm->codingscheme = NULL; - } - } - - fm->designsize = tfm->header[1]; -} - -#ifndef WITHOUT_OMEGA - -static void -ofm_check_size_one (struct tfm_font *tfm, SIGNED_QUAD ofm_file_size) -{ - UNSIGNED_QUAD ofm_size = 14; - - ofm_size += 2*(tfm->ec - tfm->bc + 1); - ofm_size += tfm->wlenheader; - ofm_size += tfm->nwidths; - ofm_size += tfm->nheights; - ofm_size += tfm->ndepths; - ofm_size += tfm->nitcor; - ofm_size += 2*(tfm->nlig); - ofm_size += tfm->nkern; - ofm_size += 2*(tfm->nextens); - ofm_size += tfm->nfonparm; - if (tfm->wlenfile != ofm_file_size / 4 || - tfm->wlenfile != ofm_size) { - ERROR("OFM file problem. Table sizes don't agree."); - } -} - -static void -ofm_get_sizes (FILE *ofm_file, UNSIGNED_QUAD ofm_file_size, struct tfm_font *tfm) -{ - tfm->level = get_signed_quad(ofm_file); - - tfm->wlenfile = get_signed_quad(ofm_file); - tfm->wlenheader = get_signed_quad(ofm_file); - tfm->bc = get_signed_quad(ofm_file); - tfm->ec = get_signed_quad(ofm_file); - if (tfm->ec < tfm->bc) { - ERROR("OFM file error: ec(%u) < bc(%u) ???", tfm->ec, tfm->bc); - } - tfm->nwidths = get_signed_quad(ofm_file); - tfm->nheights = get_signed_quad(ofm_file); - tfm->ndepths = get_signed_quad(ofm_file); - tfm->nitcor = get_signed_quad(ofm_file); - tfm->nlig = get_signed_quad(ofm_file); - tfm->nkern = get_signed_quad(ofm_file); - tfm->nextens = get_signed_quad(ofm_file); - tfm->nfonparm = get_signed_quad(ofm_file); - tfm->fontdir = get_signed_quad(ofm_file); - if (tfm->fontdir) { - WARN("I may be interpreting a font direction incorrectly."); - } - if (tfm->level == 0) { - ofm_check_size_one(tfm, ofm_file_size); - } else if (tfm->level == 1) { - tfm->nco = get_signed_quad(ofm_file); - tfm->ncw = get_signed_quad(ofm_file); - tfm->npc = get_signed_quad(ofm_file); - seek_absolute(ofm_file, 4*(tfm->nco - tfm->wlenheader)); - } else { - ERROR("Can't handle OFM files with level > 1"); - } - - return; -} - -static void -ofm_do_char_info_zero (FILE *tfm_file, struct tfm_font *tfm) -{ - UNSIGNED_QUAD num_chars; - - num_chars = tfm->ec - tfm->bc + 1; - if (num_chars != 0) { - UNSIGNED_QUAD i; - - tfm->width_index = NEW(num_chars, UNSIGNED_PAIR); - tfm->height_index = NEW(num_chars, UNSIGNED_BYTE); - tfm->depth_index = NEW(num_chars, UNSIGNED_BYTE); - for (i = 0; i < num_chars; i++) { - tfm->width_index [i] = get_unsigned_pair(tfm_file); - tfm->height_index[i] = get_unsigned_byte(tfm_file); - tfm->depth_index [i] = get_unsigned_byte(tfm_file); - /* Ignore remaining quad */ - get_unsigned_quad(tfm_file); - } - } -} - -static void -ofm_do_char_info_one (FILE *tfm_file, struct tfm_font *tfm) -{ - UNSIGNED_QUAD num_char_infos; - UNSIGNED_QUAD num_chars; - - num_char_infos = tfm->ncw / (3 + (tfm->npc / 2)); - num_chars = tfm->ec - tfm ->bc + 1; - - if (num_chars != 0) { - UNSIGNED_QUAD i; - UNSIGNED_QUAD char_infos_read; - - tfm->width_index = NEW(num_chars, UNSIGNED_PAIR); - tfm->height_index = NEW(num_chars, UNSIGNED_BYTE); - tfm->depth_index = NEW(num_chars, UNSIGNED_BYTE); - char_infos_read = 0; - for (i = 0; i < num_chars && - char_infos_read < num_char_infos; i++) { - int repeats, j; - - tfm->width_index [i] = get_unsigned_pair(tfm_file); - tfm->height_index[i] = get_unsigned_byte(tfm_file); - tfm->depth_index [i] = get_unsigned_byte(tfm_file); - /* Ignore next quad */ - get_unsigned_quad(tfm_file); - repeats = get_unsigned_pair(tfm_file); - /* Skip params */ - for (j = 0; j < tfm->npc; j++) { - get_unsigned_pair(tfm_file); - } - /* Remove word padding if necessary */ - if (ISEVEN(tfm->npc)){ - get_unsigned_pair(tfm_file); - } - char_infos_read++; - if (i + repeats > num_chars) { - ERROR("Repeats causes number of characters to be exceeded."); - } - for (j = 0; j < repeats; j++) { - tfm->width_index [i+j+1] = tfm->width_index [i]; - tfm->height_index[i+j+1] = tfm->height_index[i]; - tfm->depth_index [i+j+1] = tfm->depth_index [i]; - } - /* Skip ahead because we have already handled repeats */ - i += repeats; - } - } -} - -static void -ofm_unpack_arrays (struct font_metric *fm, - struct tfm_font *tfm, UNSIGNED_QUAD num_chars) -{ - long i; - - fm->widths = NEW(tfm->bc + num_chars, fixword); - fm->heights = NEW(tfm->bc + num_chars, fixword); - fm->depths = NEW(tfm->bc + num_chars, fixword); - for (i = 0; i < num_chars; i++) { - fm->widths [tfm->bc + i] = tfm->width [ tfm->width_index [i] ]; - fm->heights[tfm->bc + i] = tfm->height[ tfm->height_index[i] ]; - fm->depths [tfm->bc + i] = tfm->depth [ tfm->depth_index [i] ]; - } -} - -static void -read_ofm (struct font_metric *fm, FILE *ofm_file, UNSIGNED_QUAD ofm_file_size) -{ - struct tfm_font tfm; - - tfm_font_init(&tfm); - - ofm_get_sizes(ofm_file, ofm_file_size, &tfm); - - if (tfm.level < 0 || tfm.level > 1) - ERROR ("OFM level %d not supported.", tfm.level); - - if (tfm.wlenheader > 0) { - tfm.header = NEW(tfm.wlenheader, fixword); - fread_fwords(tfm.header, tfm.wlenheader, ofm_file); - } - if (tfm.level == 0) { - ofm_do_char_info_zero(ofm_file, &tfm); - } else if (tfm.level == 1) { - ofm_do_char_info_one(ofm_file, &tfm); - } - if (tfm.nwidths > 0) { - tfm.width = NEW(tfm.nwidths, fixword); - fread_fwords(tfm.width, tfm.nwidths, ofm_file); - } - if (tfm.nheights > 0) { - tfm.height = NEW(tfm.nheights, fixword); - fread_fwords(tfm.height, tfm.nheights, ofm_file); - } - if (tfm.ndepths > 0) { - tfm.depth = NEW(tfm.ndepths, fixword); - fread_fwords(tfm.depth, tfm.ndepths, ofm_file); - } - - ofm_unpack_arrays(fm, &tfm, tfm.ec - tfm.bc + 1); - tfm_unpack_header(fm, &tfm); - fm->firstchar = tfm.bc; - fm->lastchar = tfm.ec; - fm->source = SOURCE_TYPE_OFM; - - tfm_font_clear(&tfm); - - return; -} -#endif /* !WITHOUT_OMEGA */ - -static void -read_tfm (struct font_metric *fm, FILE *tfm_file, UNSIGNED_QUAD tfm_file_size) -{ - struct tfm_font tfm; - - tfm_font_init(&tfm); - - tfm_get_sizes(tfm_file, tfm_file_size, &tfm); - fm->firstchar = tfm.bc; - fm->lastchar = tfm.ec; - if (tfm.wlenheader > 0) { - tfm.header = NEW(tfm.wlenheader, fixword); - fread_fwords(tfm.header, tfm.wlenheader, tfm_file); - } -#ifndef WITHOUT_ASCII_PTEX - if (IS_JFM(tfm.id)) { - jfm_do_char_type_array(tfm_file, &tfm); - jfm_make_charmap(fm, &tfm); - fm->firstchar = 0; - fm->lastchar = 0xFFFFl; - fm->fontdir = (tfm.id == JFMV_ID) ? FONT_DIR_VERT : FONT_DIR_HORIZ; - fm->source = SOURCE_TYPE_JFM; - } -#endif /* !WITHOUT_ASCII_PTEX */ - if (tfm.ec - tfm.bc + 1 > 0) { - tfm.char_info = NEW(tfm.ec - tfm.bc + 1, UNSIGNED_QUAD); - fread_uquads(tfm.char_info, tfm.ec - tfm.bc + 1, tfm_file); - } - if (tfm.nwidths > 0) { - tfm.width = NEW(tfm.nwidths, fixword); - fread_fwords(tfm.width, tfm.nwidths, tfm_file); - } - if (tfm.nheights > 0) { - tfm.height = NEW(tfm.nheights, fixword); - fread_fwords(tfm.height, tfm.nheights, tfm_file); - } - if (tfm.ndepths > 0) { - tfm.depth = NEW(tfm.ndepths, fixword); - fread_fwords(tfm.depth, tfm.ndepths, tfm_file); - } - tfm_unpack_arrays(fm, &tfm); - tfm_unpack_header(fm, &tfm); - - tfm_font_clear(&tfm); - - return; -} - -int -tfm_open (const char *tfm_name, int must_exist) -{ - FILE *tfm_file; - int i, format = TFM_FORMAT; - UNSIGNED_QUAD tfm_file_size; - char *file_name = NULL; - - for (i = 0; i < numfms; i++) { - if (!strcmp(tfm_name, fms[i].tex_name)) - return i; - } - - /* - * The procedure to search tfm or ofm files: - * 1. Search tfm file with the given name with the must_exist flag unset. - * 2. Search ofm file with the given name with the must_exist flag unset. - * 3. If not found and must_exist flag is set, try again to search - * tfm file with the must_exist flag set. - * 4. If not found and must_exist flag is not set, return -1. - */ - - - /* - * We first look for OFM and then TFM. - * The reason for this change is incompatibility introduced when dvipdfmx - * started to write correct glyph metrics to output PDF for CID fonts. - * I'll not explain this in detail... This change is mostly specific to - * Japanese support. - */ -#if 0 - if ((file_name = kpse_find_file(tfm_name, kpse_tfm_format, 0))) { - format = TFM_FORMAT; - } else if ((file_name = kpse_find_file(tfm_name, kpse_ofm_format, 0))) { - format = OFM_FORMAT; - } -#endif - { - char *ofm_name, *suffix; - - suffix = strrchr(tfm_name, '.'); - if (!suffix || (strcmp(suffix, ".tfm") != 0 && - strcmp(suffix, ".ofm") != 0)) { - ofm_name = NEW(strlen(tfm_name) + strlen(".ofm") + 1, char); - strcpy(ofm_name, tfm_name); - strcat(ofm_name, ".ofm"); - } else { - ofm_name = NULL; - } - if (ofm_name && - (file_name = kpse_find_file(ofm_name, kpse_ofm_format, 0)) != NULL) { - format = OFM_FORMAT; - } else if ((file_name = - kpse_find_file(tfm_name, kpse_tfm_format, 0)) != NULL) { - format = TFM_FORMAT; - } else if ((file_name = - kpse_find_file(tfm_name, kpse_ofm_format, 0)) != NULL) { - format = OFM_FORMAT; - } - if (ofm_name) - RELEASE(ofm_name); - } - - /* - * In case that must_exist is set, MiKTeX returns always non-NULL value - * even if the tfm file is not found. - */ - if (file_name == NULL) { - if (must_exist) { - if ((file_name = kpse_find_file(tfm_name, kpse_tfm_format, 1)) != NULL) - format = TFM_FORMAT; - else { - ERROR("Unable to find TFM file \"%s\".", tfm_name); - } - } else { - return -1; - } - } - - tfm_file = MFOPEN(file_name, FOPEN_RBIN_MODE); - if (!tfm_file) { - ERROR("Could not open specified TFM/OFM file \"%s\".", tfm_name); - } - - if (verbose) { - if (format == TFM_FORMAT) - MESG("(TFM:%s", tfm_name); - else if (format == OFM_FORMAT) - MESG("(OFM:%s", tfm_name); - if (verbose > 1) - MESG("[%s]", file_name); - } - - RELEASE(file_name); - - tfm_file_size = file_size(tfm_file); - if (tfm_file_size < 24) { - ERROR("TFM/OFM file too small to be a valid file."); - } - - fms_need(numfms + 1); - fm_init(fms + numfms); - -#ifndef WITHOUT_OMEGA - if (format == OFM_FORMAT) - read_ofm(&fms[numfms], tfm_file, tfm_file_size); - else -#endif /* !WITHOUT_OMEGA */ - { - read_tfm(&fms[numfms], tfm_file, tfm_file_size); - } - - MFCLOSE(tfm_file); - - fms[numfms].tex_name = NEW(strlen(tfm_name)+1, char); - strcpy(fms[numfms].tex_name, tfm_name); - - if (verbose) - MESG(")"); - - return numfms++; -} - -void -tfm_close_all (void) -{ - int i; - - if (fms) { - for (i = 0; i < numfms; i++) { - fm_clear(&(fms[i])); - } - RELEASE(fms); - } -} - -#define CHECK_ID(n) do {\ - if ((n) < 0 || (n) >= numfms)\ - ERROR("TFM: Invalid TFM ID: %d", (n));\ -} while (0) - -fixword -tfm_get_fw_width (int font_id, SIGNED_QUAD ch) -{ - struct font_metric *fm; - long idx = 0; - - CHECK_ID(font_id); - - fm = &(fms[font_id]); - if (ch >= fm->firstchar && ch <= fm->lastchar) { - switch (fm->charmap.type) { - case MAPTYPE_CHAR: - idx = lookup_char(fm->charmap.data, ch); - if (idx < 0) - ERROR("Invalid char: %ld\n", ch); - break; - case MAPTYPE_RANGE: - idx = lookup_range(fm->charmap.data, ch); - if (idx < 0) - ERROR("Invalid char: %ld\n", ch); - break; - default: - idx = ch; - } - } else { - ERROR("Invalid char: %ld\n", ch); - } - - return fm->widths[idx]; -} - -fixword -tfm_get_fw_height (int font_id, SIGNED_QUAD ch) -{ - struct font_metric *fm; - long idx = 0; - - CHECK_ID(font_id); - - fm = &(fms[font_id]); - if (ch >= fm->firstchar && ch <= fm->lastchar) { - switch (fm->charmap.type) { - case MAPTYPE_CHAR: - idx = lookup_char(fm->charmap.data, ch); - if (idx < 0) - ERROR("Invalid char: %ld\n", ch); - break; - case MAPTYPE_RANGE: - idx = lookup_range(fm->charmap.data, ch); - if (idx < 0) - ERROR("Invalid char: %ld\n", ch); - break; - default: - idx = ch; - } - } else { - ERROR("Invalid char: %ld\n", ch); - } - - return fm->heights[idx]; -} - -fixword -tfm_get_fw_depth (int font_id, SIGNED_QUAD ch) -{ - struct font_metric *fm; - long idx = 0; - - CHECK_ID(font_id); - - fm = &(fms[font_id]); - if (ch >= fm->firstchar && ch <= fm->lastchar) { - switch (fm->charmap.type) { - case MAPTYPE_CHAR: - idx = lookup_char(fm->charmap.data, ch); - if (idx < 0) - ERROR("Invalid char: %ld\n", ch); - break; - case MAPTYPE_RANGE: - idx = lookup_range(fm->charmap.data, ch); - if (idx < 0) - ERROR("Invalid char: %ld\n", ch); - break; - default: - idx = ch; - } - } else { - ERROR("Invalid char: %ld\n", ch); - } - - return fm->depths[idx]; -} - - -/* - * tfm_get_width returns the width of the font - * as a (double) fraction of the design size. - */ -double -tfm_get_width (int font_id, SIGNED_QUAD ch) -{ - return ((double) tfm_get_fw_width(font_id, ch)/FWBASE); -} - -#if 0 -double -tfm_get_height (int font_id, SIGNED_QUAD ch) -{ - return ((double) tfm_get_fw_height(font_id, ch)/FWBASE); -} - -double -tfm_get_depth (int font_id, SIGNED_QUAD ch) -{ - return ((double) tfm_get_fw_depth(font_id, ch)/FWBASE); -} -#endif - -/* tfm_string_xxx() do not work for OFM... */ -fixword -tfm_string_width (int font_id, const unsigned char *s, unsigned len) -{ - fixword result = 0; - struct font_metric *fm; - unsigned i; - - CHECK_ID(font_id); - - fm = &(fms[font_id]); -#ifndef WITHOUT_ASCII_PTEX - if (fm->source == SOURCE_TYPE_JFM) { - for (i = 0; i < len/2; i++) { - SIGNED_QUAD ch; - - ch = (s[2*i] << 8)|s[2*i+1]; - result += tfm_get_fw_width(font_id, ch); - } - } else -#endif - for (i = 0; i < len; i++) { - result += tfm_get_fw_width(font_id, s[i]); - } - - return result; -} - -fixword -tfm_string_depth (int font_id, const unsigned char *s, unsigned len) -{ - fixword result = 0; - struct font_metric *fm; - unsigned i; - - CHECK_ID(font_id); - - fm = &(fms[font_id]); -#ifndef WITHOUT_ASCII_PTEX - if (fm->source == SOURCE_TYPE_JFM) { - for (i = 0; i < len/2; i++) { - SIGNED_QUAD ch; - - ch = (s[2*i] << 8)|s[2*i+1]; - result += tfm_get_fw_depth(font_id, ch); - } - } else -#endif - for (i = 0; i < len; i++) { - result = MAX(result, tfm_get_fw_depth(font_id, s[i])); - } - - return result; -} - -fixword -tfm_string_height (int font_id, const unsigned char *s, unsigned len) -{ - fixword result = 0; - struct font_metric *fm; - unsigned i; - - CHECK_ID(font_id); - - fm = &(fms[font_id]); -#ifndef WITHOUT_ASCII_PTEX - if (fm->source == SOURCE_TYPE_JFM) { - for (i = 0; i < len/2; i++) { - SIGNED_QUAD ch; - - ch = (s[2*i] << 8)|s[2*i+1]; - result += tfm_get_fw_height(font_id, ch); - } - } else -#endif - for (i = 0; i < len; i++) { - result = MAX(result, tfm_get_fw_height(font_id, s[i])); - } - - return result; -} - -double -tfm_get_design_size (int font_id) -{ - CHECK_ID(font_id); - - return (double) (fms[font_id].designsize)/FWBASE*(72.0/72.27); -} - -#if 0 -char * -tfm_get_codingscheme (int font_id) -{ - CHECK_ID(font_id); - - return fms[font_id].codingscheme; -} - -#ifndef WITHOUT_ASCII_PTEX -/* Vertical version of JFM */ -int -tfm_is_vert (int font_id) -{ - CHECK_ID(font_id); - - return (fms[font_id].fontdir == FONT_DIR_VERT) ? 1 : 0; -} -#else /* WITHOUT_ASCII_PTEX */ -int -tfm_is_vert (int font_id) -{ - return 0; -} -#endif /* !WITHOUT_ASCII_PTEX */ -#endif - -int -tfm_exists (const char *tfm_name) -{ - char *fullname; - - fullname = kpse_find_file(tfm_name, kpse_ofm_format, 0); - if (fullname) { - RELEASE(fullname); - return 1; - } - fullname = kpse_find_file(tfm_name, kpse_tfm_format, 0); - if (fullname) { - RELEASE(fullname); - return 1; - } - - return 0; -} diff --git a/Build/source/texk/dvipdf-x/xsrc/truetype.c b/Build/source/texk/dvipdf-x/xsrc/truetype.c deleted file mode 100644 index 4b8a7e59de1..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/truetype.c +++ /dev/null @@ -1,1009 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2007-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - - -#if HAVE_CONFIG_H -#include "config.h" -#endif - -#include "system.h" - -#include "numbers.h" -#include "error.h" -#include "mem.h" - -#include "dpxfile.h" -#include "dpxutil.h" - -#include "pdfobj.h" -#include "pdfresource.h" -#include "pdffont.h" - -#include "pdfencoding.h" -#include "unicode.h" -#include "agl.h" - -/* TrueType */ -#include "sfnt.h" -#include "tt_cmap.h" -#include "tt_table.h" -#include "tt_glyf.h" -#include "tt_post.h" -#include "tt_gsub.h" -#include "tt_aux.h" - -#include "truetype.h" - -#include "tfm.h" - -/* Modifying this has no effect :P */ -#ifdef ENABLE_NOEMBED -# undef ENABLE_NOEMBED -#endif - -int -pdf_font_open_truetype (pdf_font *font) -{ - char *ident; - int index, encoding_id; - pdf_obj *fontdict, *descriptor; - sfnt *sfont; - int embedding = 1; /* Must be embedded. */ - FILE *fp = NULL; - int length, error = 0; - - ASSERT( font ); - - ident = pdf_font_get_ident(font); - index = pdf_font_get_index(font); - - ASSERT( ident ); - -#ifdef XETEX - sfont = sfnt_open(pdf_font_get_ft_face(font), SFNT_TYPE_TTC | SFNT_TYPE_TRUETYPE); - if (!sfont) - return -1; -#else - fp = DPXFOPEN(ident, DPX_RES_TYPE_TTFONT); - if (!fp) { - fp = DPXFOPEN(ident, DPX_RES_TYPE_DFONT); - if (!fp) return -1; - sfont = dfont_open(fp, index); - } else { - sfont = sfnt_open(fp); - } -#endif - - if (!sfont) { - WARN("Could not open TrueType font: %s", ident); - if (fp) - DPXFCLOSE(fp); - return -1; - } - - if (sfont->type == SFNT_TYPE_TTC) { - unsigned long offset; - offset = ttc_read_offset(sfont, index); - if (offset == 0) ERROR("Invalid TTC index in %s.", ident); - error = sfnt_read_table_directory(sfont, offset); - } else { - error = sfnt_read_table_directory(sfont, sfont->offset); - } - - if (error) { - sfnt_close(sfont); - if (fp) - DPXFCLOSE(fp); - return -1; /* Silently */ - } - - /* Reading fontdict before checking fonttype conflicts with PKFONT - * because pdf_font_get_resource() always makes a dictionary. - */ - encoding_id = pdf_font_get_encoding(font); - fontdict = pdf_font_get_resource(font); - descriptor = pdf_font_get_descriptor(font); -#ifdef ENABLE_NOEMBED - embedding = pdf_font_get_flag(font, PDF_FONT_FLAG_NOEMBED) ? 0 : 1; -#endif /* ENABLE_NOEMBED */ - - ASSERT( fontdict && descriptor ); - - { - char fontname[256]; - int n; - pdf_obj *tmp; - - memset(fontname, 0, 256); - length = tt_get_ps_fontname(sfont, fontname, 255); - if (length < 1) { - length = MIN(strlen(ident), 255); - strncpy(fontname, ident, length); - } - fontname[length] = '\0'; - for (n = 0; n < length; n++) { - if (fontname[n] == 0) { - memmove(fontname + n, fontname + n + 1, length - n - 1); - } - } - if (strlen(fontname) == 0) - ERROR("Can't find valid fontname for \"%s\".", ident); - pdf_font_set_fontname(font, fontname); - - tmp = tt_get_fontdesc(sfont, &embedding, -1, 1, fontname); - if (!tmp) { - ERROR("Could not obtain necessary font info."); - sfnt_close(sfont); - if (fp) - DPXFCLOSE(fp); - return -1; - } - ASSERT(pdf_obj_typeof(tmp) == PDF_DICT); - - pdf_merge_dict(descriptor, tmp); - pdf_release_obj(tmp); - } - - if (!embedding) { - if (encoding_id >= 0 && - !pdf_encoding_is_predefined(encoding_id)) { - ERROR("Custom encoding not allowed for non-embedded TrueType font."); - sfnt_close(sfont); - return -1; - } else { - /* There are basically no guarantee for font substitution - * can work with "symblic" fonts. At least all glyphs - * contained in the font must be identified; glyphs covers - * by this instance of font should contain glyphs only from - * Adobe Standard Latin Set. We allow non-embedded font - * only to predefined encodings for this reason. Note that - * "builtin" encoding means "MacRoman" here. - */ - pdf_obj *tmp; - long flags; - -#ifndef ENABLE_NOEMBED - ERROR("Font file=\"%s\" can't be embedded due to liscence restrictions.", ident); -#endif /* ENABLE_NOEMBED */ - pdf_font_set_flags(font, PDF_FONT_FLAG_NOEMBED); - tmp = pdf_lookup_dict(descriptor, "Flags"); - if (tmp && pdf_obj_typeof(tmp) == PDF_NUMBER) { - flags = (long) pdf_number_value(tmp); - flags &= (1 << 2); /* clear Symbolic */ - flags |= (1 << 5); /* set Nonsymbolic */ - pdf_add_dict(descriptor, pdf_new_name("Flags"), pdf_new_number(flags)); - } - } - } - - sfnt_close(sfont); - if (fp) - DPXFCLOSE(fp); - - pdf_add_dict(fontdict, - pdf_new_name("Type"), pdf_new_name("Font")); - pdf_add_dict(fontdict, - pdf_new_name("Subtype"), pdf_new_name("TrueType")); - - return 0; -} - -/* - * The 'name' table should be preserved since it contains copyright - * information, but it might cause problem when there are invalid - * table entries (wrongly encoded text which is often the case in - * CJK fonts). Acrobat does not use 'name' table. Unicode TrueType - * fonts may have 10K bytes 'name' table... - * - * We preserve the 'OS/2' table too, since it contains the license - * information. PDF applications should use this table to decide - * whether the font is embedded only for the purpose of preview & - * printing. Otherwise, we must encrypt the document. Acrobat does - * not use 'OS/2' table, though... - */ -static struct -{ - const char *name; - int must_exist; -} required_table[] = { - {"OS/2", 0}, {"head", 1}, {"hhea", 1}, {"loca", 1}, {"maxp", 1}, - {"name", 1}, {"glyf", 1}, {"hmtx", 1}, {"fpgm", 0}, {"cvt ", 0}, - {"prep", 0}, {"cmap", 1}, {NULL, 0} -}; - -static void -do_widths (pdf_font *font, double *widths) -{ - pdf_obj *fontdict; - pdf_obj *tmparray; - int code, firstchar, lastchar, tfm_id; - char *usedchars; - - fontdict = pdf_font_get_resource (font); - usedchars = pdf_font_get_usedchars (font); - - tmparray = pdf_new_array(); - for (firstchar = 255, lastchar = 0, code = 0; code < 256; code++) { - if (usedchars[code]) { - if (code < firstchar) firstchar = code; - if (code > lastchar) lastchar = code; - } - } - if (firstchar > lastchar) { - WARN("No glyphs actually used???"); - pdf_release_obj(tmparray); - return; - } - tfm_id = tfm_open(pdf_font_get_mapname(font), 0); - for (code = firstchar; code <= lastchar; code++) { - if (usedchars[code]) { - double width; - if (tfm_id < 0) /* tfm is not found */ - width = widths[code]; - else - width = 1000. * tfm_get_width(tfm_id, code); - pdf_add_array(tmparray, - pdf_new_number(ROUND(width, 0.1))); - } else { - pdf_add_array(tmparray, pdf_new_number(0.0)); - } - } - - if (pdf_array_length(tmparray) > 0) { - pdf_add_dict(fontdict, - pdf_new_name("Widths"), pdf_ref_obj(tmparray)); - } - pdf_release_obj(tmparray); - - pdf_add_dict(fontdict, - pdf_new_name("FirstChar"), pdf_new_number(firstchar)); - pdf_add_dict(fontdict, - pdf_new_name("LastChar"), pdf_new_number(lastchar)); - - return; -} - -static int verbose = 0; - -#define PDFUNIT(v) ((double) (ROUND(1000.0*(v)/(glyphs->emsize), 1))) - -/* - * There are several issues in TrueType font support in PDF. - * How PDF viewers select TrueType cmap table is not so clear. - * Most reliable way seem to reencode font and sort glyphs as - * charcode == gid and to use Mac-Roman format 0 subtable. - * It does not work with encodings that uses full 256 range since - * GID = 0 is reserved for .notdef, so GID = 256 is not accessible. - */ -static int -do_builtin_encoding (pdf_font *font, const char *usedchars, sfnt *sfont) -{ - struct tt_glyphs *glyphs; - char *cmap_table; - tt_cmap *ttcm; - USHORT gid, idx; - int code, count; - double widths[256]; - - ttcm = tt_cmap_read(sfont, TT_MAC, TT_MAC_ROMAN); - if (!ttcm) { - WARN("Could not read Mac-Roman TrueType cmap table..."); - return -1; - } - - cmap_table = NEW(274, char); - memset(cmap_table, 0, 274); - sfnt_put_ushort(cmap_table, 0); /* Version */ - sfnt_put_ushort(cmap_table+2, 1); /* Number of subtables */ - sfnt_put_ushort(cmap_table+4, TT_MAC); /* Platform ID */ - sfnt_put_ushort(cmap_table+6, TT_MAC_ROMAN); /* Encoding ID */ - sfnt_put_ulong (cmap_table+8, 12); /* Offset */ - sfnt_put_ushort(cmap_table+12, 0); /* Format */ - sfnt_put_ushort(cmap_table+14, 262); /* Length */ - sfnt_put_ushort(cmap_table+16, 0); /* Language */ - - glyphs = tt_build_init(); - - if (verbose > 2) - MESG("[glyphs:/.notdef"); - - count = 1; /* .notdef */ - for (code = 0; code < 256; code++) { - if (!usedchars[code]) - continue; - - if (verbose > 2) - MESG("/.c0x%02x", code); - - gid = tt_cmap_lookup(ttcm, code); - if (gid == 0) { - WARN("Glyph for character code=0x%02x missing in font font-file=\"%s\".", - code, pdf_font_get_ident(font)); - idx = 0; - } else { - idx = tt_find_glyph(glyphs, gid); - if (idx == 0) - idx = tt_add_glyph(glyphs, (USHORT)gid, (USHORT)count); /* count returned. */ - } - cmap_table[18+code] = idx & 0xff; /* bug here */ - count++; - } - tt_cmap_release(ttcm); - - if (verbose > 2) - MESG("]"); - - if (tt_build_tables(sfont, glyphs) < 0) { - WARN("Packing TrueType font into SFNT failed!"); - tt_build_finish(glyphs); - RELEASE(cmap_table); - return -1; - } - - for (code = 0; code < 256; code++) { - if (usedchars[code]) { - idx = tt_get_index(glyphs, (USHORT) cmap_table[18+code]); - widths[code] = PDFUNIT(glyphs->gd[idx].advw); - } else { - widths[code] = 0.0; - } - } - do_widths(font, widths); - - if (verbose > 1) - MESG("[%d glyphs]", glyphs->num_glyphs); - - tt_build_finish(glyphs); - - sfnt_set_table(sfont, "cmap", cmap_table, 274); - - return 0; -} - -/* Order of lookup should be - * post, unicode+otl - */ -struct glyph_mapper -{ - tt_cmap *codetogid; - otl_gsub *gsub; - sfnt *sfont; - struct tt_post_table *nametogid; -}; - - -/* WARNING: This modifies glyphname itself */ -static int -agl_decompose_glyphname (char *glyphname, char **nptrs, int size, char **suffix) -{ - char *q, *p = glyphname; - int n; - - q = strchr(p, '.'); /* chop every thing after *first* dot */ - if (!q) - *suffix = NULL; - else { - *q = '\0'; q++; - *suffix = q; - } - - nptrs[0] = p; - for (n = 1; p && *p; n++) { - p = strchr(p, '_'); - if (!p || p[1] == '\0') - break; - if (n >= size) - ERROR("Uh ah..."); /* _FIXME_ */ - *p = '\0'; p++; - nptrs[n] = p; - } - - return n; -} - -static int -select_gsub (const char *feat, struct glyph_mapper *gm) -{ - int idx, error = 0; - - if (!feat || *feat == 0 || !gm || !gm->gsub) - return -1; - - /* First treat as is */ - idx = otl_gsub_select(gm->gsub, "*", "*", feat); - if (idx >= 0) - return 0; - - if (verbose > 1) - MESG("\ntrutype>> Try loading OTL GSUB for \"*.*.%s\"...", feat); - error = otl_gsub_add_feat(gm->gsub, "*", "*", feat, gm->sfont); - if (!error) { - idx = otl_gsub_select(gm->gsub, "*", "*", feat); - return (idx >= 0 ? 0 : -1); - } - - return -1; -} - -static int findparanoiac (const char *glyph_name, USHORT *gid, struct glyph_mapper *gm); -static int resolve_glyph (const char *glyph_name, USHORT *gid, struct glyph_mapper *gm); - -/* Apply GSUB. This is a bit tricky... */ -static int -selectglyph (USHORT in, const char *suffix, struct glyph_mapper *gm, USHORT *out) -{ - char *s, *q, t[5]; - const char *r; - int n, error = 0; - - ASSERT(suffix && gm && out); - ASSERT(suffix && *suffix != 0); - - s = NEW(strlen(suffix) + 1, char); - strcpy(s, suffix); - - /* First try converting suffix to feature tag. - * agl.c currently only knows less ambiguos cases; - * e.g., 'sc', 'superior', etc. - */ - r = agl_suffix_to_otltag(s); - if (r) { /* We found feature tag for 'suffix'. */ - error = select_gsub(r, gm); /* no fallback for this */ - if (!error) - error = otl_gsub_apply(gm->gsub, &in); - } else { /* 'suffix' may represent feature tag. */ - /* Try loading GSUB only when length of 'suffix' is less - * than or equal to 4. tt_gsub give a warning otherwise. - */ - if (strlen(s) > 4) - error = -1; /* Uh */ - else if (strlen(s) == 4) - error = select_gsub(s, gm); - else { /* less than 4. pad ' '. */ - memset(t, ' ', 4); t[4] = '\0'; - memcpy(t, s, strlen(s)); - error = select_gsub(t, gm); - } - if (!error) /* 'suffix' represents feature tag. */ - error = otl_gsub_apply(gm->gsub, &in); - else { /* other case: alt1, nalt10... (alternates) */ - for (q = s + strlen(s) - 1; q > s && *q >= '0' && *q <= '9'; q--); - if (q == s) - error = -1; - else { /* starting at 1 */ - n = atoi(q + 1) - 1; q[1] = '\0'; - if (strlen(s) > 4) - error = -1; - else { /* This may be alternate substitution. */ - memset(t, ' ', 4); t[4] = '\0'; - memcpy(t, s, strlen(s)); - error = select_gsub(s, gm); - if (!error) - error = otl_gsub_apply_alt(gm->gsub, (USHORT)n, (USHORT *)&in); - } - } - } - } - RELEASE(s); - - *out = in; - return error; -} - - -/* Compose glyphs via ligature substitution. */ -static int -composeglyph (USHORT *glyphs, int n_glyphs, - const char *feat, struct glyph_mapper *gm, USHORT *gid) -{ - int error = 0; - char t[5] = {' ', ' ', ' ', ' ', 0}; - - ASSERT(glyphs && n_glyphs > 0 && gm && gid); - - if (!feat || feat[0] == '\0') /* meaning "Unknown" */ - error = select_gsub("(?lig|lig?|?cmp|cmp?|frac|afrc)", gm); - else { - if (strlen(feat) > 4) - error = -1; - else { - memcpy(t, feat, strlen(feat)); - error = select_gsub(t, gm); - } - } - - if (!error) - error = otl_gsub_apply_lig(gm->gsub, (USHORT *)glyphs, (USHORT)n_glyphs, - (USHORT *)gid); - - return error; -} - -/* This may be called by findparanoiac(). */ -static int -composeuchar (long *unicodes, int n_unicodes, - const char *feat, struct glyph_mapper *gm, USHORT *gid) -{ - USHORT *gids; - int i, error = 0; - - if (!gm->codetogid) - return -1; - - gids = NEW(n_unicodes, USHORT); - for (i = 0; - !error && i < n_unicodes; i++) { - gids[i] = tt_cmap_lookup(gm->codetogid, unicodes[i]); - error = (gids[i] == 0) ? -1 : 0; - } - - if (!error) - error = composeglyph(gids, n_unicodes, feat, gm, gid); - - RELEASE(gids); - - return error; -} - -/* Search 'post' table. */ -static int -findposttable (const char *glyph_name, USHORT *gid, struct glyph_mapper *gm) -{ - if (!gm->nametogid) - return -1; - - *gid = tt_lookup_post_table(gm->nametogid, glyph_name); -#if 0 - if (verbose > 1) - { - if (*gid > 0) - MESG("%s =post=> 0x%04X\n", glyph_name, *gid); - } -#endif - - return (*gid == 0 ? -1 : 0); -} - -/* This is wrong. We must care about '.'. */ -#define is_comp(n) (strchr((n), '_') != NULL) - -/* Glyph names are concatinated with '_'. */ -static int -findcomposite (const char *glyphname, USHORT *gid, struct glyph_mapper *gm) -{ - char *gname, *suffix = NULL; - USHORT gids[32]; - char *nptrs[32]; - int i, n_comp; - int error = 0; - - error = findposttable(glyphname, gid, gm); - if (!error) - return 0; - - gname = NEW(strlen(glyphname) + 1, char); - strcpy(gname, glyphname); - - memset(gids, 0, 32 * sizeof(USHORT)); - n_comp = agl_decompose_glyphname(gname, nptrs, 32, &suffix); - for (error = 0, i = 0; !error && i < n_comp; i++) { - error = resolve_glyph(nptrs[i], &gids[i], gm); - if (error) - WARN("Could not resolve glyph \"%s\" (%dth component of glyph \"%s\").", - nptrs[i], i, glyphname); - } - - if (!error) { - if (suffix && - (!strcmp(suffix, "liga") || !strcmp(suffix, "dlig") || - !strcmp(suffix, "hlig") || !strcmp(suffix, "frac") || - !strcmp(suffix, "ccmp") || !strcmp(suffix, "afrc") - ) - ) { - error = composeglyph(gids, n_comp, suffix, gm, gid); - } else { /* first try composing glyph */ - error = composeglyph(gids, n_comp, NULL, gm, gid); - if (!error && suffix) /* a_b_c.vert */ - error = selectglyph(*gid, suffix, gm, gid); - } - } - RELEASE(gname); - - return error; -} - -/* glyphname should not have suffix here */ -static int -findparanoiac (const char *glyphname, USHORT *gid, struct glyph_mapper *gm) -{ - agl_name *agln; - USHORT idx = 0U; - int error = 0; - - agln = agl_lookup_list(glyphname); - while (agln && idx == 0) { - if (agln->suffix) { - error = findparanoiac(agln->name, &idx, gm); - if (error) - return error; - - error = selectglyph(idx, agln->suffix, gm, &idx); - if (error) { - WARN("Variant \"%s\" for glyph \"%s\" might not be found.", - agln->suffix, agln->name); - WARN("Using glyph name without suffix instead..."); - error = 0; /* ignore */ - } - } else { - if (agln->n_components == 1) - idx = tt_cmap_lookup(gm->codetogid, agln->unicodes[0]); - else if (agln->n_components > 1) { - if (verbose >= 0) /* give warning */ - WARN("Glyph \"%s\" looks like a composite glyph...", - agln->name); - error = composeuchar(agln->unicodes, agln->n_components, NULL, gm, &idx); - if (verbose >= 0) { - if (error) - WARN("Not found..."); - else { - int _i, _n = 0; - char *_p, _buf[256]; - WARN(">> Composite glyph glyph-name=\"%s\" found at glyph-id=\"%u\".", - agln->name, idx); - for (_p = _buf, _i = 0; _i < agln->n_components && _n < 245; _i++) { - _p[_n++] = _i == 0 ? '<' : ' '; - if (agln->unicodes[_i] >= 0x10000) - _n += sprintf(_p+_n, "U+%06lX", agln->unicodes[_i]); - else - _n += sprintf(_p+_n, "U+%04lX", agln->unicodes[_i]); - _p[_n++] = _i == agln->n_components - 1 ? '>' : ','; - } - _p[_n++] = '\0'; - WARN(">> Input Unicode seq.=\"%s\" ==> glyph-id=\"%u\" in font-file=\"_please_try_-v_\".", _buf, idx); - } - } - } else ASSERT(0); /* Boooo */ - } - agln = agln->alternate; - } - - *gid = idx; - return (idx == 0 ? -1 : 0); -} - -static int -resolve_glyph (const char *glyphname, USHORT *gid, struct glyph_mapper *gm) -{ - int error = 0; - char *name, *suffix = NULL; - long ucv; - - ASSERT(glyphname); - - /* - * First we try glyph name to GID mapping using post table if post table - * is available. If post table is not available or glyph is not listed - * in the post table, then we try Unicode if Windows-Unicode TrueType - * cmap is available. - */ - error = findposttable(glyphname, gid, gm); - if (!error) - return 0; - - if (!gm->codetogid) - return -1; - - name = agl_chop_suffix(glyphname, &suffix); - if (!name) /* .notdef, .foo */ - error = -1; - else if (agl_name_is_unicode(name)) { - ucv = agl_name_convert_unicode(name); - *gid = tt_cmap_lookup(gm->codetogid, ucv); - error = (*gid == 0) ? -1 : 0; - } else { - error = findparanoiac(name, gid, gm); - } - if (!error && suffix) { - error = selectglyph(*gid, suffix, gm, gid); - if (error) { - WARN("Variant \"%s\" for glyph \"%s\" might not be found.", - suffix, name); - WARN("Using glyph name without suffix instead..."); - error = 0; /* ignore */ - } - } - if (suffix) - RELEASE(suffix); - if (name) - RELEASE(name); - - return error; -} - -/* Things are complicated. We still need to use PostScript - * glyph names. But OpenType fonts may not have PS name to - * glyph mapping. We use Unicode plus OTL GSUB for finding - * glyphs in this case. - */ -static int -setup_glyph_mapper (struct glyph_mapper *gm, sfnt *sfont) -{ - gm->sfont = sfont; - gm->nametogid = tt_read_post_table(sfont); - gm->codetogid = tt_cmap_read(sfont, TT_WIN, TT_WIN_UCS4); - if (!gm->codetogid) - gm->codetogid = tt_cmap_read(sfont, TT_WIN, TT_WIN_UNICODE); - - if (!gm->nametogid && !gm->codetogid) - return -1; - - gm->gsub = otl_gsub_new(); - - return 0; -} - -static void -clean_glyph_mapper (struct glyph_mapper *gm) -{ - if (gm->gsub) - otl_gsub_release(gm->gsub); - if (gm->codetogid) - tt_cmap_release (gm->codetogid); - if (gm->nametogid) - tt_release_post_table(gm->nametogid); - - gm->gsub = NULL; - gm->codetogid = NULL; - gm->nametogid = NULL; - gm->sfont = NULL; - - return; -} - -static int -do_custom_encoding (pdf_font *font, - char **encoding, const char *usedchars, sfnt *sfont) -{ - struct tt_glyphs *glyphs; - char *cmap_table; - int code, count; - double widths[256]; - struct glyph_mapper gm; - USHORT idx, gid; - int error = 0; - - ASSERT(font && encoding && usedchars && sfont); - - error = setup_glyph_mapper(&gm, sfont); - if (error) { - WARN("No post table nor Unicode cmap found in font: %s", - pdf_font_get_ident(font)); - WARN(">> I can't find glyphs without this!"); - return -1; - } - - cmap_table = NEW(274, char); - memset(cmap_table, 0, 274); - sfnt_put_ushort(cmap_table, 0); /* Version */ - sfnt_put_ushort(cmap_table+2, 1); /* Number of subtables */ - sfnt_put_ushort(cmap_table+4, TT_MAC); /* Platform ID */ - sfnt_put_ushort(cmap_table+6, TT_MAC_ROMAN); /* Encoding ID */ - sfnt_put_ulong (cmap_table+8, 12); /* Offset */ - sfnt_put_ushort(cmap_table+12, 0); /* Format */ - sfnt_put_ushort(cmap_table+14, 262); /* Length */ - sfnt_put_ushort(cmap_table+16, 0); /* Language */ - - glyphs = tt_build_init(); - - count = 1; /* +1 for .notdef */ - for (code = 0; code < 256; code++) { - if (!usedchars[code]) - continue; - - if (!encoding[code] || !strcmp(encoding[code], ".notdef")) { - WARN("Character code=\"0x%02X\" mapped to \".notdef\" glyph used in font font-file=\"%s\"", - code, pdf_font_get_ident(font)); - WARN(">> Maybe incorrect encoding specified?"); - idx = 0; - } else { - if (is_comp(encoding[code])) - error = findcomposite(encoding[code], &gid, &gm); - else - error = resolve_glyph(encoding[code], &gid, &gm); - - /* - * Older versions of gs had problem with glyphs (other than .notdef) - * mapped to gid = 0. - */ - if (error) { - WARN("Glyph \"%s\" not available in font \"%s\".", - encoding[code], pdf_font_get_ident(font)); - } else { - if (verbose > 1) - MESG("truetype>> Glyph glyph-name=\"%s\" found at glyph-id=\"%u\".\n", encoding[code], gid); - } - idx = tt_find_glyph(glyphs, gid); - if (idx == 0) { - idx = tt_add_glyph(glyphs, (USHORT)gid, (USHORT)count); /* count returned. */ - count++; - } - } - cmap_table[18 + code] = idx & 0xff; /* bug here */ - } - clean_glyph_mapper(&gm); - - if (tt_build_tables(sfont, glyphs) < 0) { - WARN("Packing TrueType font into SFNT file faild..."); /* _FIXME_: wrong message */ - tt_build_finish(glyphs); - RELEASE(cmap_table); - return -1; - } - - for (code = 0; code < 256; code++) { - if (usedchars[code]) { - idx = tt_get_index(glyphs, (USHORT) cmap_table[18+code]); - widths[code] = PDFUNIT(glyphs->gd[idx].advw); - } else { - widths[code] = 0.0; - } - } - do_widths(font, widths); - - if (verbose > 1) - MESG("[%d glyphs]", glyphs->num_glyphs); - - tt_build_finish(glyphs); - - sfnt_set_table(sfont, "cmap", cmap_table, 274); - - return 0; -} - -int -pdf_font_load_truetype (pdf_font *font) -{ - pdf_obj *descriptor = pdf_font_get_descriptor(font); - char *ident = pdf_font_get_ident(font); - int encoding_id = pdf_font_get_encoding(font); - char *usedchars = pdf_font_get_usedchars(font); -#ifdef ENABLE_NOEMBED - int embedding = pdf_font_get_flag(font, PDF_FONT_FLAG_NOEMBED) ? 0 : 1; -#endif /* ENABLE_NOEMBED */ - int index = pdf_font_get_index(font); - char **enc_vec; - pdf_obj *fontfile; - FILE *fp = NULL; - sfnt *sfont; - int i, error = 0; - - if (!pdf_font_is_in_use(font)) - return 0; - - verbose = pdf_font_get_verbose(); - -#ifdef XETEX - sfont = sfnt_open(pdf_font_get_ft_face(font), SFNT_TYPE_TTC | SFNT_TYPE_TRUETYPE); -#else - if (!fp) { - fp = DPXFOPEN(ident, DPX_RES_TYPE_DFONT); - if (!fp) ERROR("Unable to open TrueType/dfont font file: %s", ident); /* Should find *truetype* here */ - sfont = dfont_open(fp, index); - } else { - sfont = sfnt_open(fp); - } -#endif - - if (!sfont) { - ERROR("Unable to open TrueType/dfont file: %s", ident); - if (fp) - DPXFCLOSE(fp); - return -1; - } else if (sfont->type != SFNT_TYPE_TRUETYPE && - sfont->type != SFNT_TYPE_TTC && - sfont->type != SFNT_TYPE_DFONT) { - ERROR("Font \"%s\" not a TrueType/dfont font?", ident); - sfnt_close(sfont); - if (fp) - DPXFCLOSE(fp); - return -1; - } - - if (sfont->type == SFNT_TYPE_TTC) { - unsigned long offset; - offset = ttc_read_offset(sfont, index); - if (offset == 0) ERROR("Invalid TTC index in %s.", ident); - error = sfnt_read_table_directory(sfont, ttc_read_offset(sfont, offset)); - } else { - error = sfnt_read_table_directory(sfont, sfont->offset); - } - - if (error) { - ERROR("Reading SFND table dir failed for font-file=\"%s\"... Not a TrueType font?", ident); - sfnt_close(sfont); - if (fp) - DPXFCLOSE(fp); - return -1; - } - - /* - * Create new TrueType cmap table with MacRoman encoding. - */ - if (encoding_id < 0) - error = do_builtin_encoding(font, usedchars, sfont); - else { - enc_vec = pdf_encoding_get_encoding(encoding_id); - error = do_custom_encoding(font, enc_vec, usedchars, sfont); - } - if (error) { - ERROR("Error occured while creating font subfont for \"%s\"", ident); - sfnt_close(sfont); - if (fp) - DPXFCLOSE(fp); - return -1; - } - -#if ENABLE_NOEMBED - if (!embedding) { - sfnt_close(sfont); - if (fp) - DPXFCLOSE(fp); - return 0; - } -#endif /* ENABLE_NOEMBED */ - - /* - * TODO: post table? - */ - - for (i = 0; required_table[i].name != NULL; i++) { - if (sfnt_require_table(sfont, - required_table[i].name, - required_table[i].must_exist) < 0) { - ERROR("Required TrueType table \"%s\" does not exist in font: %s", - required_table[i].name, ident); - sfnt_close(sfont); - if (fp) - DPXFCLOSE(fp); - return -1; - } - } - - /* - * FontFile2 - */ - fontfile = sfnt_create_FontFile_stream(sfont); - if (!fontfile) - ERROR("Could not created FontFile stream for \"%s\".", ident); - - sfnt_close(sfont); - if (fp) - DPXFCLOSE(fp); - - if (verbose > 1) - MESG("[%ld bytes]", pdf_stream_length(fontfile)); - - pdf_add_dict(descriptor, - pdf_new_name("FontFile2"), pdf_ref_obj(fontfile)); /* XXX */ - pdf_release_obj(fontfile); - - return 0; -} diff --git a/Build/source/texk/dvipdf-x/xsrc/tt_aux.c b/Build/source/texk/dvipdf-x/xsrc/tt_aux.c deleted file mode 100644 index 4a07da531e7..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/tt_aux.c +++ /dev/null @@ -1,294 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif /* HAVE_CONFIG_H */ - -#include "system.h" -#include "mem.h" -#include "error.h" -#include "numbers.h" - -#include "pdfobj.h" - -#include "sfnt.h" -#include "tt_table.h" -#include "tt_post.h" -#include "tt_aux.h" - -static int verbose = 0; - -void tt_aux_set_verbose(void) -{ - ++verbose; -} - -ULONG ttc_read_offset (sfnt *sfont, int ttc_idx) -{ - ULONG offset = 0, num_dirs = 0; - - if (sfont == NULL || -#ifdef XETEX - sfont->ft_face == NULL -#else - sfont->stream == NULL -#endif - ) - ERROR("file not opened"); - - if (sfont->type != SFNT_TYPE_TTC) - ERROR("ttc_read_offset(): invalid font type"); - - sfnt_seek_set (sfont, 4); /* skip version tag */ - - /* version = */ sfnt_get_ulong(sfont); - num_dirs = sfnt_get_ulong(sfont); - if (ttc_idx < 0 || ttc_idx > num_dirs - 1) - ERROR("Invalid TTC index number"); - - sfnt_seek_set (sfont, 12 + ttc_idx * 4); - offset = sfnt_get_ulong (sfont); - - return offset; -} - -/* - Build FontDescriptor (except FontName) from TrueType tables: - - Most information found in FontDescriptor is used only when automatic - font substitution is needed. (in the case of missing/broken font data) - Some PDF viewers may ignore embedded TrueType glyph data. Especially, - any embedded TrueType data for CID-keyed (CIDFontType 2) font is ignored - by PDF viewers that only support PDF versions 1.2 or earlier. - - We use those tables to obtain various values of FontDescriptor. - - head: required - - xMin, xMax, yMin, yMax - FontBBox - unitsPerEm - conversion to PDF unit (points). see PDFUNIT bellow. - The head table must exist in any TrueType font. - - hhea: required - - When the OS/2 table (Windows and OS/2 only) is not available, - Ascender and Descender values can be used to estimate Ascent - and Descent. The hhea table is required for all TrueType fonts. - MaxWidth can be obtained from this table. - - OS/2: required for Windows and OS/2 TrueType, and OpenType - - fsType - liscensing information - sCapHeight - CapHeight (version 2 only) - - The sCapHeight is only available in newer TrueType fonts which has - version 2 OS/2 table and generally not available. Instead, we can - use height of uppercase letter `H'. But we don't use it, we simply - use Ascent value. - - sTypoAscender, sTypoDescender - Ascent and Descent - usWeightClass - roughly estimate StemV. - - Estimation is based on the following expression: - - stemv = (os2->usWeightClass/65)*(os2->usWeightClass/65)+50 - - . I've found this expression in some Adobe document (lost). We use - this expression also, otherwise, we must analyze glyph data. - - xAvgCharWidth - AvgWidth (optional) - sFamilyClass - Flags - sFamilyClass and panose - Panose in Style dictionary (optional) - - post: required - - italicAngle - ItalicAngle - -*/ - - -#ifndef PDFUNIT -#define PDFUNIT(v) (ROUND((1000.0*(v))/(head->unitsPerEm),1)) -#endif - -/* Flags: should not come here */ -#define FIXEDWIDTH (1 << 0) /* Fixed-width font */ -#define SERIF (1 << 1) /* Serif font */ -#define SYMBOLIC (1 << 2) /* Symbolic font */ -#define SCRIPT (1 << 3) /* Script font */ -#define STANDARD (1 << 5) /* Uses the Adobe Standard Character Set */ -#define ITALIC (1 << 6) /* Italic */ -#define ALLCAP (1 << 16) /* All-cap font */ -#define SMALLCAP (1 << 17) /* Small-cap font */ -#define FORCEBOLD (1 << 18) /* Force bold at small text sizes */ -pdf_obj *tt_get_fontdesc (sfnt *sfont, int *embed, int stemv, int type, const char* fontname) -{ - pdf_obj *descriptor = NULL; - pdf_obj *bbox = NULL; - int flag = SYMBOLIC; - /* TrueType tables */ - struct tt_head_table *head; - struct tt_os2__table *os2; - struct tt_post_table *post; - - if (!sfont) { - ERROR("font file not opened"); - } - - os2 = tt_read_os2__table(sfont); - head = tt_read_head_table(sfont); - post = tt_read_post_table(sfont); - if (!post) { - RELEASE(os2); - RELEASE(head); - return NULL; - } - - descriptor = pdf_new_dict(); - pdf_add_dict (descriptor, - pdf_new_name ("Type"), - pdf_new_name ("FontDescriptor")); - - if (*embed && os2) { - /* - License: - - "Preview & Print embedding" (0x004) requires the document containing - Preview & Print font to be opened in read-only mode. However, licensing - information are lost when fonts are embedded in PDF document and - the only way to make the PDF document "read-only" is to encrypt it. - But we have no support for encryption yet. We do not embed any fonts - with "Preview & Print embedding" setting. - - 2001/11/22: Changed to allow `Preview & Print' only fonts embedding - - 2006/04/19: Added support for always_embed option - */ - if (os2->fsType == 0x0000 || (os2->fsType & 0x0008)) { - /* the least restrictive license granted takes precedence. */ - *embed = 1; - } else if (os2->fsType & 0x0004) { - if (verbose > 0) - MESG("** NOTICE: Font \"%s\" permits \"Preview & Print\" embedding only **\n", fontname); - *embed = 1; - } else { - if (always_embed) { - MESG("** NOTICE: Font \"%s\" may be subject to embedding restrictions **\n", fontname); - *embed = 1; - } - else { - WARN("Embedding of font \"%s\" disabled due to license restrictions", fontname); - *embed = 0; - } - } - } - - if (os2) { - pdf_add_dict (descriptor, - pdf_new_name ("Ascent"), - pdf_new_number (PDFUNIT(os2->sTypoAscender))); - pdf_add_dict (descriptor, - pdf_new_name ("Descent"), - pdf_new_number (PDFUNIT(os2->sTypoDescender))); - if (stemv < 0) /* if not given by the option '-v' */ - stemv = (os2->usWeightClass/65.)*(os2->usWeightClass/65.)+50; - pdf_add_dict (descriptor, - pdf_new_name ("StemV"), - pdf_new_number (stemv)); - if (os2->version == 0x0002) { - pdf_add_dict (descriptor, - pdf_new_name("CapHeight"), - pdf_new_number(PDFUNIT(os2->sCapHeight)) - ); - /* optional */ - pdf_add_dict (descriptor, - pdf_new_name("XHeight"), - pdf_new_number(PDFUNIT(os2->sxHeight)) - ); - } else { /* arbitrary */ - pdf_add_dict (descriptor, - pdf_new_name("CapHeight"), - pdf_new_number(PDFUNIT(os2->sTypoAscender)) - ); - } - /* optional */ - if (os2->xAvgCharWidth != 0) { - pdf_add_dict (descriptor, - pdf_new_name ("AvgWidth"), - pdf_new_number (PDFUNIT(os2->xAvgCharWidth))); - } - } - - /* BoundingBox (array) */ - bbox = pdf_new_array (); - pdf_add_array (bbox, pdf_new_number (PDFUNIT(head->xMin))); - pdf_add_array (bbox, pdf_new_number (PDFUNIT(head->yMin))); - pdf_add_array (bbox, pdf_new_number (PDFUNIT(head->xMax))); - pdf_add_array (bbox, pdf_new_number (PDFUNIT(head->yMax))); - pdf_add_dict (descriptor, pdf_new_name ("FontBBox"), bbox); - - /* post */ - pdf_add_dict (descriptor, - pdf_new_name ("ItalicAngle"), - pdf_new_number(fixed(post->italicAngle))); - - /* Flags */ - if (os2) { - if (os2->fsSelection & (1 << 0)) - flag |= ITALIC; - if (os2->fsSelection & (1 << 5)) - flag |= FORCEBOLD; - if (((os2->sFamilyClass >> 8) & 0xff) != 8) - flag |= SERIF; - if (((os2->sFamilyClass >> 8) & 0xff) == 10) - flag |= SCRIPT; - if (post->isFixedPitch) - flag |= FIXEDWIDTH; - } - pdf_add_dict (descriptor, - pdf_new_name ("Flags"), - pdf_new_number (flag)); - - /* insert panose if you want */ - if (type == 0 && os2) { /* cid-keyed font - add panose */ - pdf_obj *styledict = NULL; - unsigned char panose[12]; - - panose[0] = os2->sFamilyClass >> 8; - panose[1] = os2->sFamilyClass & 0xff; - memcpy(panose+2, os2->panose, 10); - - styledict = pdf_new_dict (); - pdf_add_dict (styledict, pdf_new_name ("Panose"), - pdf_new_string (panose, 12)); - pdf_add_dict (descriptor, pdf_new_name ("Style"), styledict); - } - - RELEASE(head); - if (os2) - RELEASE(os2); - tt_release_post_table(post); - - return descriptor; -} - diff --git a/Build/source/texk/dvipdf-x/xsrc/tt_aux.h b/Build/source/texk/dvipdf-x/xsrc/tt_aux.h deleted file mode 100644 index 3b17d3a70aa..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/tt_aux.h +++ /dev/null @@ -1,39 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#ifndef _TT_AUX_H_ -#define _TT_AUX_H_ - -#include "pdfobj.h" -#include "sfnt.h" - -extern int always_embed; /* flag declared in dvipdfmx.c */ - -extern void tt_aux_set_verbose(void); - -/* TTC (TrueType Collection) */ -extern ULONG ttc_read_offset (sfnt *sfont, int ttc_idx); - -/* FontDescriptor */ -extern pdf_obj *tt_get_fontdesc (sfnt *sfont, int *embed, int stemv, int type, const char* fontname); - -#endif /* _TT_AUX_H_ */ diff --git a/Build/source/texk/dvipdf-x/xsrc/tt_cmap.c b/Build/source/texk/dvipdf-x/xsrc/tt_cmap.c deleted file mode 100644 index ac8610485fd..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/tt_cmap.c +++ /dev/null @@ -1,1940 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2007-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -/* - * A large part of codes are brought from ttfdump-0.5.5. - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include "system.h" -#include "mem.h" -#include "error.h" - -#include "sfnt.h" - - -/* Sorry for placing this here. - * We need to rewrite TrueType font support code... - */ -#include "cmap.h" -#include "cmap_write.h" - -#include "tt_aux.h" -#include "tt_gsub.h" - -#include "unicode.h" -#include "agl.h" -#include "pdfparse.h" -#include "pdfresource.h" -#include "otl_conf.h" - -#include "dpxfile.h" - -/* Hash */ -#include "dpxutil.h" - -#include "tt_cmap.h" - -#define VERBOSE_LEVEL_MIN 0 -static int verbose = 0; -void -otf_cmap_set_verbose (void) -{ - otl_gsub_set_verbose(); - verbose++; -} - -/* format 0: byte encoding table */ -struct cmap0 -{ - BYTE glyphIndexArray[256]; -}; - -static struct cmap0 * -read_cmap0 (sfnt *sfont, ULONG len) -{ - struct cmap0 *map; - int i; - - if (len < 256) - ERROR("invalid cmap subtable"); - - map = NEW(1, struct cmap0); - - for (i = 0; i < 256; i++) - map->glyphIndexArray[i] = sfnt_get_byte(sfont); - - return map; -} - -static void -release_cmap0(struct cmap0 *map) -{ - if (map) - RELEASE(map); -} - -static USHORT -lookup_cmap0 (struct cmap0 *map, USHORT cc) -{ - return ((cc > 255) ? 0 : map->glyphIndexArray[cc]); -} - -/* format 2: high-byte mapping through table */ -struct SubHeader -{ - USHORT firstCode; - USHORT entryCount; - SHORT idDelta; - USHORT idRangeOffset; -}; - -struct cmap2 -{ - USHORT subHeaderKeys[256]; - struct SubHeader *subHeaders; - USHORT *glyphIndexArray; -}; - -static struct cmap2 * -read_cmap2 (sfnt *sfont, ULONG len) -{ - struct cmap2 *map; - USHORT i, n; - - if (len < 512) - ERROR("invalid cmap subtable"); - - map = NEW(1, struct cmap2); - - for (i = 0; i < 256; i++) - map->subHeaderKeys[i] = sfnt_get_ushort(sfont); - - for (n = 0, i = 0; i < 256; i++) { - map->subHeaderKeys[i] /= 8; - if (n < map->subHeaderKeys[i]) - n = map->subHeaderKeys[i]; - } - n += 1; /* the number of subHeaders is one plus the max of subHeaderKeys */ - - map->subHeaders = NEW(n, struct SubHeader); - for (i = 0; i < n; i++) { - map->subHeaders[i].firstCode = sfnt_get_ushort(sfont); - map->subHeaders[i].entryCount = sfnt_get_ushort(sfont); - map->subHeaders[i].idDelta = sfnt_get_short(sfont); - map->subHeaders[i].idRangeOffset = sfnt_get_ushort(sfont); - - /* It makes things easier to let the offset starts from - * the beginning of glyphIndexArray. - */ - if (map->subHeaders[i].idRangeOffset != 0) - map->subHeaders[i].idRangeOffset -= (2 + (n - i - 1) * 8); - } - - /* Caculate the length of glyphIndexArray, this is ugly, - * there should be a better way to get this information. - */ - n = (USHORT) (len - 518 - n * 8) / 2; - - map->glyphIndexArray = NEW(n, USHORT); - for (i = 0; i < n; i++) - map->glyphIndexArray[i] = sfnt_get_ushort(sfont); - - return map; -} - -static void -release_cmap2 (struct cmap2 *map) -{ - if (map) { - if (map->subHeaders) - RELEASE(map->subHeaders); - if (map->glyphIndexArray) - RELEASE(map->glyphIndexArray); - RELEASE(map); - } -} - -static USHORT -lookup_cmap2 (struct cmap2 *map, USHORT cc) -{ - USHORT idx = 0; - SHORT idDelta; - USHORT firstCode, entryCount, idRangeOffset; - int hi, lo; - USHORT i; - - hi = (cc >> 8) & 0xff; - lo = cc & 0xff; - - /* select which subHeader to use */ - i = map->subHeaderKeys[hi]; - - firstCode = map->subHeaders[i].firstCode; - entryCount = map->subHeaders[i].entryCount; - idDelta = map->subHeaders[i].idDelta; - idRangeOffset = map->subHeaders[i].idRangeOffset / 2; - - if (lo >= firstCode && - lo < firstCode + entryCount) { - idRangeOffset += lo - firstCode; - idx = map->glyphIndexArray[idRangeOffset]; - if (idx != 0) - idx = (idx + idDelta) & 0xffff; - } - - return idx; -} - -/* - * format 4: segment mapping to delta values - * - Microsoft standard character to glyph index mapping table - */ -struct cmap4 -{ - USHORT segCountX2; - USHORT searchRange; - USHORT entrySelector; - USHORT rangeShift; - USHORT *endCount; - USHORT reservedPad; - USHORT *startCount; - USHORT *idDelta; - USHORT *idRangeOffset; - USHORT *glyphIndexArray; -}; - -static struct cmap4 * -read_cmap4(sfnt *sfont, ULONG len) -{ - struct cmap4 *map; - USHORT i, n, segCount; - - if (len < 8) - ERROR("invalid cmap subtable"); - - map = NEW(1, struct cmap4); - - map->segCountX2 = segCount = sfnt_get_ushort(sfont); - map->searchRange = sfnt_get_ushort(sfont); - map->entrySelector = sfnt_get_ushort(sfont); - map->rangeShift = sfnt_get_ushort(sfont); - - segCount /= 2; - - map->endCount = NEW(segCount, USHORT); - for (i = 0; i < segCount; i++) - map->endCount[i] = sfnt_get_ushort(sfont); - - map->reservedPad = sfnt_get_ushort(sfont); - - map->startCount = NEW(segCount, USHORT); - for (i = 0; i < segCount; i++) - map->startCount[i] = sfnt_get_ushort(sfont); - - map->idDelta = NEW(segCount, USHORT); - for (i = 0; i < segCount; i++) - map->idDelta[i] = sfnt_get_ushort(sfont); - - map->idRangeOffset = NEW(segCount, USHORT); - for (i = 0; i < segCount; i++) - map->idRangeOffset[i] = sfnt_get_ushort(sfont); - - n = (len - 16 - 8 * segCount) / 2; - if (n == 0) - map->glyphIndexArray = NULL; - else { - map->glyphIndexArray = NEW(n, USHORT); - for (i = 0; i < n; i++) - map->glyphIndexArray[i] = sfnt_get_ushort(sfont); - } - - return map; -} - -static void -release_cmap4 (struct cmap4 *map) -{ - if (map) { - if (map->endCount) RELEASE(map->endCount); - if (map->startCount) RELEASE(map->startCount); - if (map->idDelta) RELEASE(map->idDelta); - if (map->idRangeOffset) RELEASE(map->idRangeOffset); - if (map->glyphIndexArray) RELEASE(map->glyphIndexArray); - RELEASE(map); - } -} - -static USHORT -lookup_cmap4 (struct cmap4 *map, USHORT cc) -{ - USHORT gid = 0; - USHORT i, j, segCount; - - /* - * Segments are sorted in order of increasing endCode values. - * Last segment maps 0xffff to gid 0 (?) - */ - i = segCount = map->segCountX2 / 2; - while (i-- > 0 && cc <= map->endCount[i]) { - if (cc >= map->startCount[i]) { - if (map->idRangeOffset[i] == 0) { - gid = (cc + map->idDelta[i]) & 0xffff; - } else if (cc == 0xffff && map->idRangeOffset[i] == 0xffff) { - /* this is for protection against some old broken fonts... */ - gid = 0; - } else { - j = map->idRangeOffset[i] - (segCount - i) * 2; - j = (cc - map->startCount[i]) + (j / 2); - gid = map->glyphIndexArray[j]; - if (gid != 0) - gid = (gid + map->idDelta[i]) & 0xffff; - } - break; - } - } - - return gid; -} - -/* format 6: trimmed table mapping */ -struct cmap6 -{ - USHORT firstCode; - USHORT entryCount; - USHORT *glyphIndexArray; -}; - -static struct cmap6 * -read_cmap6 (sfnt *sfont, ULONG len) -{ - struct cmap6 *map; - USHORT i; - - if (len < 4) - ERROR("invalid cmap subtable"); - - map = NEW(1, struct cmap6); - map->firstCode = sfnt_get_ushort(sfont); - map->entryCount = sfnt_get_ushort(sfont); - map->glyphIndexArray = NEW(map->entryCount, USHORT); - - for (i = 0; i < map->entryCount; i++) - map->glyphIndexArray[i] = sfnt_get_ushort(sfont); - - return map; -} - -static void -release_cmap6 (struct cmap6 *map) -{ - if (map) { - if (map->glyphIndexArray) - RELEASE(map->glyphIndexArray); - RELEASE(map); - } -} - -static USHORT -lookup_cmap6 (struct cmap6 *map, USHORT cc) -{ - USHORT idx; - - idx = cc - map->firstCode; - if (idx < map->entryCount) - return map->glyphIndexArray[idx]; - else - return 0; - - return 0; -} - -/* Format 8 and 10 not supported... - * - * format 8: mixed 16-bit and 32-bit coverage - * format 10: trimmed array - */ - -/* - * format 12: segmented coverage - * - * startGlyphID is 32-bit long, however, GlyphID is still 16-bit long ! - */ - -struct charGroup -{ - ULONG startCharCode; - ULONG endCharCode; - ULONG startGlyphID; -}; - -struct cmap12 -{ - ULONG nGroups; - struct charGroup *groups; -}; - -/* ULONG length */ -static struct cmap12 * -read_cmap12 (sfnt *sfont, ULONG len) -{ - struct cmap12 *map; - ULONG i; - - if (len < 4) - ERROR("invalid cmap subtable"); - - map = NEW(1, struct cmap12); - map->nGroups = sfnt_get_ulong(sfont); - map->groups = NEW(map->nGroups, struct charGroup); - - for (i = 0; i < map->nGroups; i++) { - map->groups[i].startCharCode = sfnt_get_ulong(sfont); - map->groups[i].endCharCode = sfnt_get_ulong(sfont); - map->groups[i].startGlyphID = sfnt_get_ulong(sfont); - } - - return map; -} - -static void -release_cmap12 (struct cmap12 *map) -{ - if (map) { - if (map->groups) - RELEASE(map->groups); - RELEASE(map); - } -} - -static USHORT -lookup_cmap12 (struct cmap12 *map, ULONG cccc) -{ - USHORT gid = 0; - ULONG i; - - i = map->nGroups; - while (i-- >= 0 && - cccc <= map->groups[i].endCharCode) { - if (cccc >= map->groups[i].startCharCode) { - gid = (USHORT) ((cccc - - map->groups[i].startCharCode + - map->groups[i].startGlyphID) & 0xffff); - break; - } - } - - return gid; -} - -/* read cmap */ -tt_cmap * -tt_cmap_read (sfnt *sfont, USHORT platform, USHORT encoding) -{ - tt_cmap *cmap = NULL; - ULONG offset, length = 0; - USHORT p_id, e_id; - USHORT i, n_subtabs; - - ASSERT(sfont); - - offset = sfnt_locate_table(sfont, "cmap"); - (void) sfnt_get_ushort(sfont); - n_subtabs = sfnt_get_ushort(sfont); - - for (i = 0; i < n_subtabs; i++) { - p_id = sfnt_get_ushort(sfont); - e_id = sfnt_get_ushort(sfont); - if (p_id != platform || e_id != encoding) - sfnt_get_ulong(sfont); - else { - offset += sfnt_get_ulong(sfont); - break; - } - } - - if (i == n_subtabs) - return NULL; - - cmap = NEW(1, tt_cmap); - cmap->map = NULL; - cmap->platform = platform; - cmap->encoding = encoding; - - sfnt_seek_set(sfont, offset); - cmap->format = sfnt_get_ushort(sfont); - /* Length and version (language) is ULONG for - * format 8, 10, 12 ! - */ - if (cmap->format <= 6) { - length = sfnt_get_ushort(sfont); - cmap->language = sfnt_get_ushort(sfont); /* language (Mac) */ - } else { - if (sfnt_get_ushort(sfont) != 0) { /* reverved - 0 */ - WARN("Unrecognized cmap subtable format."); - tt_cmap_release(cmap); - return NULL; - } else { - length = sfnt_get_ulong(sfont); - cmap->language = sfnt_get_ulong(sfont); - } - } - - switch(cmap->format) { - case 0: - cmap->map = read_cmap0(sfont, length); - break; - case 2: - cmap->map = read_cmap2(sfont, length); - break; - case 4: - cmap->map = read_cmap4(sfont, length); - break; - case 6: - cmap->map = read_cmap6(sfont, length); - break; - case 12: - /*WARN("UCS-4 TrueType cmap table...");*/ - cmap->map = read_cmap12(sfont, length); - break; - default: - WARN("Unrecognized OpenType/TrueType cmap format."); - tt_cmap_release(cmap); - return NULL; - } - - if (!cmap->map) { - tt_cmap_release(cmap); - cmap = NULL; - } - - return cmap; -} - -void -tt_cmap_release (tt_cmap *cmap) -{ - - if (cmap) { - if (cmap->map) { - switch(cmap->format) { - case 0: - release_cmap0(cmap->map); - break; - case 2: - release_cmap2(cmap->map); - break; - case 4: - release_cmap4(cmap->map); - break; - case 6: - release_cmap6(cmap->map); - break; - case 12: - release_cmap12(cmap->map); - break; - default: - ERROR("Unrecognized OpenType/TrueType cmap format."); - } - } - RELEASE(cmap); - } - - return; -} - - -USHORT -tt_cmap_lookup (tt_cmap *cmap, long cc) -{ - USHORT gid = 0; - - ASSERT(cmap); - - if (cc > 0xffffL && cmap->format < 12) { - WARN("Four bytes charcode not supported in OpenType/TrueType cmap format 0...6."); - return 0; - } - - switch (cmap->format) { - case 0: - gid = lookup_cmap0(cmap->map, (USHORT) cc); - break; - case 2: - gid = lookup_cmap2(cmap->map, (USHORT) cc); - break; - case 4: - gid = lookup_cmap4(cmap->map, (USHORT) cc); - break; - case 6: - gid = lookup_cmap6(cmap->map, (USHORT) cc); - break; - case 12: - gid = lookup_cmap12(cmap->map, (ULONG) cc); - break; - default: - ERROR("Unrecognized OpenType/TrueType cmap subtable format"); - break; - } - - return gid; -} - -/* Sorry for placing this here. - * We need to rewrite TrueType font support code... - */ - -#define WBUF_SIZE 1024 -static unsigned char wbuf[WBUF_SIZE]; - -static unsigned char srange_min[2] = {0x00, 0x00}; -static unsigned char srange_max[2] = {0xff, 0xff}; -static unsigned char lrange_min[4] = {0x00, 0x00, 0x00, 0x00}; -static unsigned char lrange_max[4] = {0x7f, 0xff, 0xff, 0xff}; - -static void -load_cmap4 (struct cmap4 *map, - unsigned char *GIDToCIDMap, CMap *cmap) -{ - USHORT c0, c1, gid, cid; - USHORT j, d, segCount; - USHORT ch; - long i; - - segCount = map->segCountX2 / 2; - for (i = segCount - 1; i >= 0 ; i--) { - c0 = map->startCount[i]; - c1 = map->endCount[i]; - d = map->idRangeOffset[i] / 2 - (segCount - i); - for (j = 0; j <= c1 - c0; j++) { - ch = c0 + j; - if (map->idRangeOffset[i] == 0) { - gid = (ch + map->idDelta[i]) & 0xffff; - } else if (c0 == 0xffff && c1 == 0xffff && map->idRangeOffset[i] == 0xffff) { - /* this is for protection against some old broken fonts... */ - gid = 0; - } else { - gid = (map->glyphIndexArray[j+d] + - map->idDelta[i]) & 0xffff; - } - if (gid != 0 && gid != 0xffff) { - if (GIDToCIDMap) { - cid = ((GIDToCIDMap[2*gid] << 8)|GIDToCIDMap[2*gid+1]); - if (cid == 0) - WARN("GID %u does not have corresponding CID %u.", - gid, cid); - } else { - cid = gid; - } - wbuf[0] = 0; - wbuf[1] = 0; - wbuf[2] = (ch >> 8) & 0xff; - wbuf[3] = ch & 0xff; - CMap_add_cidchar(cmap, wbuf, 4, cid); - } - } - } - - return; -} - -static void -load_cmap12 (struct cmap12 *map, - unsigned char *GIDToCIDMap, CMap *cmap) -{ - ULONG i, ch; /* LONG ? */ - USHORT gid, cid; - - for (i = 0; i < map->nGroups; i++) { - for (ch = map->groups[i].startCharCode; - ch <= map->groups[i].endCharCode; - ch++) { - long d = ch - map->groups[i].startCharCode; - gid = (USHORT) ((map->groups[i].startGlyphID + d) & 0xffff); - if (GIDToCIDMap) { - cid = ((GIDToCIDMap[2*gid] << 8)|GIDToCIDMap[2*gid+1]); - if (cid == 0) - WARN("GID %u does not have corresponding CID %u.", gid, cid); - } else { - cid = gid; - } - wbuf[0] = (ch >> 24) & 0xff; - wbuf[1] = (ch >> 16) & 0xff; - wbuf[2] = (ch >> 8) & 0xff; - wbuf[3] = ch & 0xff; - CMap_add_cidchar(cmap, wbuf, 4, cid); - } - } - - return; -} - -/* OpenType CIDFont: - * - * We don't use GID for them. OpenType cmap table is for - * charcode to GID mapping rather than to-CID mapping. - */ -#include "cid.h" - -#include "tt_table.h" -#include "cff_types.h" -#include "cff_dict.h" -#include "cff.h" - -static int -handle_CIDFont (sfnt *sfont, - unsigned char **GIDToCIDMap, CIDSysInfo *csi) -{ - cff_font *cffont; - long offset, i; - card16 num_glyphs, gid; - cff_charsets *charset; - unsigned char *map; - struct tt_maxp_table *maxp; - - ASSERT(csi); - - offset = sfnt_find_table_pos(sfont, "CFF "); - if (offset == 0) { - csi->registry = NULL; - csi->ordering = NULL; - *GIDToCIDMap = NULL; - return 0; - } - - maxp = tt_read_maxp_table(sfont); - num_glyphs = (card16) maxp->numGlyphs; - RELEASE(maxp); - if (num_glyphs < 1) - ERROR("No glyph contained in this font..."); - - cffont = cff_open(sfont, offset, 0); - if (!cffont) - ERROR("Could not open CFF font..."); - - - if (!(cffont->flag & FONTTYPE_CIDFONT)) { - cff_close(cffont); - csi->registry = NULL; - csi->ordering = NULL; - *GIDToCIDMap = NULL; - return 0; - } - - if (!cff_dict_known(cffont->topdict, "ROS")) { - ERROR("No CIDSystemInfo???"); - } else { - card16 reg, ord; - - reg = (card16) cff_dict_get(cffont->topdict, "ROS", 0); - ord = (card16) cff_dict_get(cffont->topdict, "ROS", 1); - - csi->registry = cff_get_string(cffont, reg); - csi->ordering = cff_get_string(cffont, ord); - csi->supplement = (int) cff_dict_get(cffont->topdict, "ROS", 2); - } - - cff_read_charsets(cffont); - charset = cffont->charsets; - if (!charset) { - ERROR("No CFF charset data???"); - } - - map = NEW(num_glyphs * 2, unsigned char); - memset(map, 0, num_glyphs * 2); - switch (charset->format) { - case 0: - { - s_SID *cids; /* CID... */ - - cids = charset->data.glyphs; - for (gid = 1, i = 0; - i < charset->num_entries; i++) { - map[2*gid ] = (cids[i] >> 8) & 0xff; - map[2*gid+1] = cids[i] & 0xff; - gid++; - } - } - break; - case 1: - { - cff_range1 *ranges; - card16 cid, count; - - ranges = charset->data.range1; - for (gid = 1, i = 0; - i < charset->num_entries; i++) { - cid = ranges[i].first; - count = ranges[i].n_left + 1; /* card8 */ - while (count-- > 0 && - gid <= num_glyphs) { - map[2*gid ] = (cid >> 8) & 0xff; - map[2*gid + 1] = cid & 0xff; - gid++; - } - } - } - break; - case 2: - { - cff_range2 *ranges; - card16 cid, count; - - ranges = charset->data.range2; - if (charset->num_entries == 1 && - ranges[0].first == 1) { - /* "Complete" CIDFont */ - RELEASE(map); map = NULL; - } else { - /* Not trivial mapping */ - for (gid = 1, i = 0; - i < charset->num_entries; i++) { - cid = ranges[i].first; - count = ranges[i].n_left + 1; - while (count-- > 0 && - gid <= num_glyphs) { - map[gid] = (cid >> 8) & 0xff; - map[gid] = cid & 0xff; - gid++; - } - } - - } - } - break; - default: - RELEASE(map); map = NULL; - ERROR("Unknown CFF charset format...: %d", charset->format); - break; - } - cff_close(cffont); - - *GIDToCIDMap = map; - return 1; -} - -/* - * Substituted glyphs: - * - * Mapping information stored in cmap_add. - */ -#ifndef is_used_char2 -#define is_used_char2(b,c) (((b)[(c)/8]) & (1 << (7-((c)%8)))) -#endif - -static USHORT -handle_subst_glyphs (CMap *cmap, - CMap *cmap_add, const char *used_glyphs, - sfnt *sfont) -{ - USHORT count; - USHORT i, gid; - - for (count = 0, i = 0; i < 8192; i++) { - int j; - long len, inbytesleft, outbytesleft; - const unsigned char *inbuf; - unsigned char *outbuf; - - if (used_glyphs[i] == 0) - continue; - - for (j = 0; j < 8; j++) { - gid = 8 * i + j; - - if (!is_used_char2(used_glyphs, gid)) - continue; - - if (!cmap_add) { -#if XETEX - if (FT_HAS_GLYPH_NAMES(sfont->ft_face)) { - /* JK: try to look up Unicode values from the glyph name... */ -#define MAX_UNICODES 16 -#define MAX_NAME 256 - static char name[MAX_NAME] = "(none)"; - long unicodes[MAX_UNICODES]; - int unicode_count = -1; - FT_Error err = FT_Get_Glyph_Name(sfont->ft_face, gid, name, MAX_NAME); - if (!err) { - unicode_count = agl_get_unicodes(name, unicodes, MAX_UNICODES); - } -#undef MAX_UNICODES -#undef MAX_NAME - if (unicode_count == -1) { - MESG("No Unicode mapping available: GID=%u, name=%s\n", gid, name); - } else { - /* the Unicode characters go into wbuf[2] and following, in UTF16BE */ - /* we rely on WBUF_SIZE being more than adequate for MAX_UNICODES */ - unsigned char* p = wbuf + 2; - int k; - len = 0; - for (k = 0; k < unicode_count; ++k) { - len += UC_sput_UTF16BE(unicodes[k], &p, wbuf+WBUF_SIZE); - } - wbuf[0] = (gid >> 8) & 0xff; - wbuf[1] = gid & 0xff; - CMap_add_bfchar(cmap, wbuf, 2, wbuf + 2, len); - } - } -#else - WARN("No Unicode mapping available: GID=%u", gid); -#endif - } else { - wbuf[0] = (gid >> 8) & 0xff; - wbuf[1] = gid & 0xff; - inbuf = wbuf; - inbytesleft = 2; - outbuf = wbuf + 2; - outbytesleft = WBUF_SIZE - 2; - CMap_decode(cmap_add, - &inbuf , &inbytesleft, - &outbuf, &outbytesleft); - if (inbytesleft != 0) { - WARN("CMap conversion failed..."); - } else { - len = WBUF_SIZE - 2 - outbytesleft; - CMap_add_bfchar(cmap, wbuf, 2, wbuf + 2, len); - count++; - - if (verbose > VERBOSE_LEVEL_MIN) { - long _i; - - MESG("otf_cmap>> Additional ToUnicode mapping: <%04X> <", gid); - for (_i = 0; _i < len; _i++) { - MESG("%02X", wbuf[2 + _i]); - } - MESG(">\n"); - } - - } - } - - } - } - - return count; -} - -static pdf_obj * -create_ToUnicode_cmap4 (struct cmap4 *map, - const char *cmap_name, CMap *cmap_add, - const char *used_glyphs, - sfnt *sfont) -{ - pdf_obj *stream = NULL; - CMap *cmap; - USHORT c0, c1, gid, count, ch; - USHORT i, j, d, segCount; - char used_glyphs_copy[8192]; - - cmap = CMap_new(); - CMap_set_name (cmap, cmap_name); - CMap_set_wmode(cmap, 0); - CMap_set_type (cmap, CMAP_TYPE_TO_UNICODE); - CMap_set_CIDSysInfo(cmap, &CSI_UNICODE); - CMap_add_codespacerange(cmap, srange_min, srange_max, 2); - - memcpy(used_glyphs_copy, used_glyphs, 8192); - - segCount = map->segCountX2 / 2; - for (count = 0, i = 0; i < segCount; i++) { - c0 = map->startCount[i]; - c1 = map->endCount[i]; - d = map->idRangeOffset[i] / 2 - (segCount - i); - for (j = 0; j <= c1 - c0; j++) { - ch = c0 + j; - if (map->idRangeOffset[i] == 0) { - gid = (ch + map->idDelta[i]) & 0xffff; - } else if (c0 == 0xffff && c1 == 0xffff && map->idRangeOffset[i] == 0xffff) { - /* this is for protection against some old broken fonts... */ - gid = 0; - } else { - gid = (map->glyphIndexArray[j+d] + - map->idDelta[i]) & 0xffff; - } - if (is_used_char2(used_glyphs_copy, gid)) { - count++; - - wbuf[0] = (gid >> 8) & 0xff; - wbuf[1] = (gid & 0xff); - - wbuf[2] = (ch >> 8) & 0xff; - wbuf[3] = ch & 0xff; - - CMap_add_bfchar(cmap, wbuf, 2, wbuf+2, 2); - - /* Avoid duplicate entry - * There are problem when two Unicode code is mapped to - * single glyph... - */ - used_glyphs_copy[gid/8] &= ~(1 << (7 - (gid % 8))); - count++; - } - } - } - - count += handle_subst_glyphs(cmap, cmap_add, used_glyphs_copy, sfont); - - if (count < 1) - stream = NULL; - else { - stream = CMap_create_stream(cmap, 0); - } - CMap_release(cmap); - - return stream; -} - - -static pdf_obj * -create_ToUnicode_cmap12 (struct cmap12 *map, - const char *cmap_name, CMap *cmap_add, - const char *used_glyphs, - sfnt *sfont) -{ - pdf_obj *stream = NULL; - CMap *cmap; - ULONG i, ch; - USHORT gid, count; - char used_glyphs_copy[8192]; - - cmap = CMap_new(); - CMap_set_name (cmap, cmap_name); - CMap_set_wmode(cmap, 0); - CMap_set_type (cmap, CMAP_TYPE_TO_UNICODE); - CMap_set_CIDSysInfo(cmap, &CSI_UNICODE); - CMap_add_codespacerange(cmap, srange_min, srange_max, 2); - - memcpy(used_glyphs_copy, used_glyphs, 8192); - for (count = 0, i = 0; i < map->nGroups; i++) { - for (ch = map->groups[i].startCharCode; - ch <= map->groups[i].endCharCode; ch++) { - unsigned char *p; - int len; - long d; - - p = wbuf + 2; - d = ch - map->groups[i].startCharCode; - gid = (USHORT) ((map->groups[i].startGlyphID + d) & 0xffff); - if (is_used_char2(used_glyphs_copy, gid)) { - count++; - wbuf[0] = (gid >> 8) & 0xff; - wbuf[1] = (gid & 0xff); - len = UC_sput_UTF16BE((long)ch, &p, wbuf+WBUF_SIZE); - - used_glyphs_copy[gid/8] &= ~(1 << (7 - (gid % 8))); - CMap_add_bfchar(cmap, wbuf, 2, wbuf+2, len); - } - } - } - - count += handle_subst_glyphs(cmap, cmap_add, used_glyphs_copy, sfont); - - if (count < 1) - stream = NULL; - else { - stream = CMap_create_stream(cmap, 0); - } - CMap_release(cmap); - - return stream; -} - -typedef struct { - short platform; - short encoding; -} cmap_plat_enc_rec; - -static cmap_plat_enc_rec cmap_plat_encs[] = { - { 3, 10 }, - { 0, 3 }, - { 0, 0 }, - { 3, 1 }, - { 0, 1 } -}; - -pdf_obj * -otf_create_ToUnicode_stream (const char *font_name, - int ttc_index, /* 0 for non-TTC */ - FT_Face face, - const char *used_glyphs) -{ - pdf_obj *cmap_ref = NULL; - long res_id; - pdf_obj *cmap_obj = NULL; - CMap *cmap_add; - int cmap_add_id; - tt_cmap *ttcmap; - char *normalized_font_name; - char *cmap_name; - FILE *fp = NULL; - sfnt *sfont; - long offset = 0; - int i; - - /* replace slash in map name with dash to make the output cmap name valid, - * happens when XeTeX embeds full font path - * https://sourceforge.net/p/xetex/bugs/52/ - */ - normalized_font_name = NEW(strlen(font_name)+1, char); - strcpy(normalized_font_name, font_name); - for (i = 0; i < strlen(font_name); ++i) { - if (normalized_font_name[i] == '/') - normalized_font_name[i] = '-'; - } - - cmap_name = NEW(strlen(font_name)+strlen("-UTF16")+5, char); - sprintf(cmap_name, "%s,%03d-UTF16", normalized_font_name, ttc_index); - - res_id = pdf_findresource("CMap", cmap_name); - if (res_id >= 0) { - RELEASE(cmap_name); - cmap_ref = pdf_get_resource_reference(res_id); - return cmap_ref; - } - - if (verbose > VERBOSE_LEVEL_MIN) { - MESG("\n"); - MESG("otf_cmap>> Creating ToUnicode CMap for \"%s\"...\n", font_name); - } - -#ifdef XETEX - sfont = sfnt_open(face, -1); -#else - fp = DPXFOPEN(font_name, DPX_RES_TYPE_TTFONT); - if (!fp) { - fp = DPXFOPEN(font_name, DPX_RES_TYPE_OTFONT); - } - - if (!fp) { - RELEASE(cmap_name); - return NULL; - } - - sfont = sfnt_open(fp); -#endif - - if (!sfont) { - ERROR("Could not open OpenType/TrueType font file \"%s\"", font_name); - } - - switch (sfont->type) { - case SFNT_TYPE_TTC: - offset = ttc_read_offset(sfont, ttc_index); - if (offset == 0) { - ERROR("Invalid TTC index"); - } - break; - default: - offset = 0; - break; - } - - if (sfnt_read_table_directory(sfont, offset) < 0) { - ERROR("Could not read OpenType/TrueType table directory."); - } - - cmap_add_id = CMap_cache_find(cmap_name); - if (cmap_add_id < 0) { - cmap_add = NULL; - } else { - cmap_add = CMap_cache_get(cmap_add_id); - } - - CMap_set_silent(1); /* many warnings without this... */ - for (i = 0; i < sizeof(cmap_plat_encs) / sizeof(cmap_plat_enc_rec); ++i) { - ttcmap = tt_cmap_read(sfont, cmap_plat_encs[i].platform, cmap_plat_encs[i].encoding); - if (!ttcmap) - continue; - if (ttcmap->format == 4) { - cmap_obj = create_ToUnicode_cmap4(ttcmap->map, - cmap_name, cmap_add, used_glyphs, sfont); - break; - } - if (ttcmap->format == 12) { - cmap_obj = create_ToUnicode_cmap12(ttcmap->map, - cmap_name, cmap_add, used_glyphs, sfont); - break; - } - } - if (cmap_obj == NULL) - WARN("Unable to read OpenType/TrueType Unicode cmap table."); - tt_cmap_release(ttcmap); - CMap_set_silent(0); - - if (cmap_obj) { - res_id = pdf_defineresource("CMap", cmap_name, - cmap_obj, PDF_RES_FLUSH_IMMEDIATE); - cmap_ref = pdf_get_resource_reference(res_id); - } else { - cmap_ref = NULL; - } - RELEASE(cmap_name); - - sfnt_close(sfont); - if (fp) - DPXFCLOSE(fp); - - return cmap_ref; -} - -/* Must be smaller than (WBUF_SIZE-2)/8 */ -#define MAX_UNICODES 16 - -struct gent -{ - USHORT gid; - long ucv; /* assigned PUA unicode */ - - int num_unicodes; - long unicodes[MAX_UNICODES]; -}; - -static void -create_cmaps (CMap *cmap, CMap *tounicode, - struct ht_table *unencoded, unsigned char *GIDToCIDMap) -{ - struct ht_iter iter; - - ASSERT(cmap && unencoded); - - if (ht_set_iter(unencoded, &iter) < 0) - return; - - CMap_set_silent(1); /* many warnings without this... */ - - do { - struct gent *glyph; - unsigned char *ucv; - int i, len; - unsigned char *p, *endptr; - CID cid; - - glyph = (struct gent *) ht_iter_getval(&iter); - ucv = (unsigned char *) ht_iter_getkey(&iter, &len); - - if (GIDToCIDMap) { - cid = ((GIDToCIDMap[2 * glyph->gid] << 8)|GIDToCIDMap[2 * glyph->gid + 1]); - if (cid == 0) - WARN("Glyph gid=%u does not have corresponding CID.", glyph->gid); - } else { - cid = glyph->gid; - } - - CMap_add_cidchar(cmap, ucv, 4, cid); - - if (tounicode) { - wbuf[0] = (cid >> 8) & 0xff; - wbuf[1] = cid & 0xff; - p = wbuf + 2; - endptr = wbuf + WBUF_SIZE; - len = 0; - for (i = 0; i < glyph->num_unicodes; i++) { - len += UC_sput_UTF16BE(glyph->unicodes[i], &p, endptr); - } - CMap_add_bfchar(tounicode, wbuf, 2, wbuf + 2, len); - } - } while (ht_iter_next(&iter) >= 0); - - CMap_set_silent(0); - - ht_clear_iter(&iter); -} - -static void -add_glyph (struct ht_table *unencoded, - USHORT gid, long ucv, int num_unicodes, long *unicodes) -{ - struct gent *glyph; - int i; - - ASSERT(unencoded); - - if (gid == 0 || num_unicodes < 1) { - return; - } - - wbuf[0] = (ucv >> 24) & 0xff; - wbuf[1] = (ucv >> 16) & 0xff; - wbuf[2] = (ucv >> 8) & 0xff; - wbuf[3] = ucv & 0xff; - - glyph = NEW(1, struct gent); - glyph->gid = gid; - glyph->num_unicodes = num_unicodes; - for (i = 0; - i < num_unicodes && i < MAX_UNICODES; i++) { - glyph->unicodes[i] = unicodes[i]; - } - - ht_append_table(unencoded, wbuf, 4, glyph); -} - -/* This seriously affects speed... */ -static struct gent * -find_glyph (struct ht_table *unencoded, long ucv) -{ - ASSERT(unencoded); - - wbuf[0] = (ucv >> 24) & 0xff; - wbuf[1] = (ucv >> 16) & 0xff; - wbuf[2] = (ucv >> 8) & 0xff; - wbuf[3] = ucv & 0xff; - - return (struct gent *) ht_lookup_table(unencoded, wbuf, 4); -} - -static void -handle_subst (pdf_obj *dst_obj, pdf_obj *src_obj, int flag, - otl_gsub *gsub_list, tt_cmap *ttcmap, - struct ht_table *unencoded) -{ - pdf_obj *tmp; - long i, j, src_size, dst_size; - long src, dst; - long src_start, src_end, dst_start, dst_end; - - src_size = pdf_array_length(src_obj); - dst_size = pdf_array_length(dst_obj); - - dst_start = dst_end = -1; dst = 0; - src_start = src_end = -1; src = 0; - for (i = 0, j = 0; - i < src_size && j < dst_size; i++) { - USHORT gid; - int rv; - struct gent *glyph; - - tmp = pdf_get_array(src_obj, i); - if (PDF_OBJ_ARRAYTYPE(tmp)) { - src_start = (long) pdf_number_value(pdf_get_array(tmp, 0)); - src_end = (long) pdf_number_value(pdf_get_array(tmp, 1)); - } else { - src_start = src_end = (long) pdf_number_value(tmp); - } - for (src = src_start; src <= src_end; src++) { - glyph = find_glyph(unencoded, src); - if (glyph) - gid = glyph->gid; - else { - gid = tt_cmap_lookup(ttcmap, src); - } - dst++; - if (dst > dst_end) { - tmp = pdf_get_array(dst_obj, j++); - if (PDF_OBJ_ARRAYTYPE(tmp)) { - dst_start = (long) pdf_number_value(pdf_get_array(tmp, 0)); - dst_end = (long) pdf_number_value(pdf_get_array(tmp, 1)); - } else { - dst_start = dst_end = (long) pdf_number_value(tmp); - } - dst = dst_start; - } - if (gid == 0) { - if (flag == 'r' || flag == 'p') { - if (src < 0x10000) { - WARN("Font does not have glyph for U+%04X.", src); - } else { - WARN("Font does not have glyph for U+%06X.", src); - } - } - if (flag == 'r') { - ERROR("Missing glyph found..."); - } - continue; - } - rv = otl_gsub_apply(gsub_list, &gid); - if (rv < 0) { - if (flag == 'p' || flag == 'r') { - if (src < 0x10000) { - WARN("No substituted glyph for U+%04X.", src); - } else { - WARN("No substituted glyph for U+%06X.", src); - } - } - if (flag == 'r') { - ERROR("Missing glyph found..."); - } - continue; - } - - if (glyph) { - glyph->gid = gid; - } else { - add_glyph(unencoded, gid, dst, 1, &src); - } - - if (verbose > VERBOSE_LEVEL_MIN) { - if (dst < 0x10000) { - MESG("otf_cmap>> Substituted glyph gid=%u assigned to U+%04X\n", - gid, dst); - } else { - MESG("otf_cmap>> Substituted glyph gid=%u assigned to U+%06X\n", - gid, dst); - } - } - - } - } - - if (dst < dst_end || src < src_end || - i < src_size || j < dst_size) { - WARN("Number of glyphs in left-side and right-side not equal..."); - WARN("Please check .otl file..."); - } -} - -static void -handle_assign (pdf_obj *dst, pdf_obj *src, int flag, - otl_gsub *gsub_list, tt_cmap *ttcmap, - struct ht_table *unencoded) -{ - long unicodes[MAX_UNICODES], ucv; - int i, n_unicodes, rv; - USHORT gid_in[MAX_UNICODES], lig; - - n_unicodes = pdf_array_length(src); /* FIXME */ - ucv = (long) pdf_number_value(pdf_get_array(dst, 0)); /* FIXME */ - if (!UC_is_valid(ucv)) { - if (flag == 'r' || flag == 'p') { - if (ucv < 0x10000) { - WARN("Invalid Unicode in: %04X", ucv); - } else { - WARN("Invalid Unicode in: %06X", ucv); - } - } - if (flag == 'r') { - ERROR("Invalid Unicode code specified.", ucv); - } - return; - } - - if (verbose > VERBOSE_LEVEL_MIN) { - MESG("otf_cmap>> Ligature component:"); - } - - for (i = 0; i < n_unicodes; i++) { - unicodes[i] = - (long) pdf_number_value(pdf_get_array(src, i)); - gid_in[i] = tt_cmap_lookup(ttcmap, unicodes[i]); - - if (verbose > VERBOSE_LEVEL_MIN) { - if (unicodes[i] < 0x10000) { - MESG(" U+%04X (gid=%u)", unicodes[i], gid_in[i]); - } else { - MESG(" U+%06X (gid=%u)", unicodes[i], gid_in[i]); - } - } - - if (gid_in[i] == 0) { - if (flag == 'r' || flag == 'p') { - if (unicodes[i] < 0x10000) { - WARN("Unicode char U+%04X not exist in font...", unicodes[i]); - } else { - WARN("Unicode char U+%06X not exist in font...", unicodes[i]); - } - } - if (flag == 'r') { - ERROR("Missing glyph found..."); - } - return; - } - - } - - if (verbose > VERBOSE_LEVEL_MIN) { - MESG("\n"); - } - - rv = otl_gsub_apply_lig(gsub_list, - gid_in, (USHORT)n_unicodes, &lig); - if (rv < 0) { - if (flag == 'p') - WARN("No ligature found..."); - else if (flag == 'r') - ERROR("No ligature found..."); - return; - } - - add_glyph(unencoded, lig, ucv, n_unicodes, unicodes); - - if (verbose > VERBOSE_LEVEL_MIN) { - if (ucv < 0x10000) { - MESG("otf_cmap>> Ligature glyph gid=%u assigned to U+%04X\n", lig, ucv); - } else { - MESG("otf_cmap>> Ligature glyph gid=%u assigned to U+%06X\n", lig, ucv); - } - } - - return; -} - -static int -load_base_CMap (const char *cmap_name, int wmode, - CIDSysInfo *csi, unsigned char *GIDToCIDMap, - tt_cmap *ttcmap) -{ - int cmap_id; - - cmap_id = CMap_cache_find(cmap_name); - if (cmap_id < 0) { - CMap *cmap; - - cmap = CMap_new(); - CMap_set_name (cmap, cmap_name); - CMap_set_type (cmap, CMAP_TYPE_CODE_TO_CID); - CMap_set_wmode(cmap, wmode); - CMap_add_codespacerange(cmap, lrange_min, lrange_max, 4); - - if (csi) { /* CID */ - CMap_set_CIDSysInfo(cmap, csi); - } else { - CMap_set_CIDSysInfo(cmap, &CSI_IDENTITY); - } - - if (ttcmap->format == 12) { - load_cmap12(ttcmap->map, GIDToCIDMap, cmap); - } else if (ttcmap->format == 4) { - load_cmap4(ttcmap->map, GIDToCIDMap, cmap); - } - - cmap_id = CMap_cache_add(cmap); - } - - return cmap_id; -} - -static void -load_gsub (pdf_obj *conf, otl_gsub *gsub_list, sfnt *sfont) -{ - pdf_obj *rule; - char *script, *language, *feature; - long i, size; - - rule = otl_conf_get_rule(conf); - if (!rule) - return; - - script = otl_conf_get_script (conf); - language = otl_conf_get_language(conf); - - size = pdf_array_length(rule); - for (i = 0; i < size; i += 2) { - pdf_obj *tmp, *commands; - int flag; - long j, num_comms; - - tmp = pdf_get_array(rule, i); - flag = (int) pdf_number_value(tmp); - - commands = pdf_get_array(rule, i+1); - num_comms = pdf_array_length(commands); - - /* (assign|substitute) tag dst src */ - for (j = 0 ; j < num_comms; j += 4) { - tmp = pdf_get_array(commands, 1); - if (PDF_OBJ_STRINGTYPE(tmp)) { - feature = pdf_string_value(tmp); - if (otl_gsub_add_feat(gsub_list, - script, language, feature, sfont) < 0) { - if (flag == 'p') - WARN("No OTL feature matches \"%s.%s.%s\" found.", - script, language, feature); - else if (flag == 'r') - ERROR("No OTL feature matches \"%s.%s.%s\" found.", - script, language, feature); - } - } - - } - } - -} - -static void -handle_gsub (pdf_obj *conf, - tt_cmap *ttcmap, otl_gsub *gsub_list, - struct ht_table *unencoded) -{ - pdf_obj *rule; - char *script, *language, *feature; - long i, size; - - if (!conf) - return; - - rule = otl_conf_get_rule(conf); - if (!rule) { - return; - } - - if (!PDF_OBJ_ARRAYTYPE(rule)) { - WARN("Not arraytype?"); - return; - } - script = otl_conf_get_script (conf); - language = otl_conf_get_language(conf); - - size = pdf_array_length(rule); - for (i = 0; i < size; i += 2) { - pdf_obj *tmp, *commands; - long j, num_comms; - int flag; - - tmp = pdf_get_array(rule, i); - flag = (int) pdf_number_value(tmp); - - commands = pdf_get_array (rule, i+1); - num_comms = pdf_array_length(commands); - - for (j = 0; j < num_comms; j += 4) { - pdf_obj *operator; - pdf_obj *src, *dst, *feat; - int rv; - - /* (assing|substitute) tag dst src */ - operator = pdf_get_array(commands, j); - - feat = pdf_get_array(commands, j+1); - if (PDF_OBJ_STRINGTYPE(feat)) - feature = pdf_string_value(feat); - else - feature = NULL; - - dst = pdf_get_array(commands, j+2); - src = pdf_get_array(commands, j+3); - - rv = otl_gsub_select(gsub_list, script, language, feature); - if (rv < 0) { - if (flag == 'p') { - WARN("No GSUB feature %s.%s.%s loaded...", - script, language, feature); - } else if (flag == 'r') { - ERROR("No GSUB feature %s.%s.%s loaded...", - script, language, feature); - } - } else { - - if (verbose > VERBOSE_LEVEL_MIN) { - MESG("otf_cmap>> %s:\n", pdf_name_value(operator)); - } - - if (!strcmp(pdf_name_value(operator), "assign")) { - handle_assign(dst, src, flag, - gsub_list, ttcmap, unencoded); - } else if (!strcmp(pdf_name_value(operator), "substitute")) { - handle_subst(dst, src, flag, - gsub_list, ttcmap, unencoded); - } - } - - } - - } - -} - -static void CDECL -hval_free (void *hval) -{ - RELEASE(hval); -} - -int -otf_load_Unicode_CMap (const char *map_name, int ttc_index, /* 0 for non-TTC font */ - const char *otl_tags, int wmode) -{ - int cmap_id = -1; - int tounicode_id = -1, is_cidfont = 0; - sfnt *sfont; - unsigned long offset = 0; - char *base_name = NULL, *cmap_name = NULL; - char *tounicode_name = NULL; - FILE *fp = NULL; - otl_gsub *gsub_list = NULL; - tt_cmap *ttcmap; - CMap *cmap, *base, *tounicode = NULL; - CIDSysInfo csi = {NULL, NULL, 0}; - unsigned char *GIDToCIDMap = NULL; - - if (!map_name) - return -1; - - if (ttc_index > 999 || ttc_index < 0) { - return -1; /* Sorry for this... */ - } - -fprintf(stderr, "otf_load_Unicode_CMap(%s, %d)\n", map_name, ttc_index); -#ifdef XETEX - sfont = NULL; /* FIXME */ -#else - fp = DPXFOPEN(map_name, DPX_RES_TYPE_TTFONT); - if (!fp) { - fp = DPXFOPEN(map_name, DPX_RES_TYPE_OTFONT); - } - if (!fp) { - fp = DPXFOPEN(map_name, DPX_RES_TYPE_DFONT); - if (!fp) return -1; - sfont = dfont_open(fp, ttc_index); - } else { - sfont = sfnt_open(fp); - } -#endif - - if (!sfont) { - ERROR("Could not open OpenType/TrueType/dfont font file \"%s\"", map_name); - } - switch (sfont->type) { - case SFNT_TYPE_TTC: - offset = ttc_read_offset(sfont, ttc_index); - if (offset == 0) { - ERROR("Invalid TTC index"); - } - break; - case SFNT_TYPE_TRUETYPE: - case SFNT_TYPE_POSTSCRIPT: - offset = 0; - break; - case SFNT_TYPE_DFONT: - offset = sfont->offset; - break; - default: - ERROR("Not a OpenType/TrueType/TTC font?: %s", map_name); - break; - } - - if (sfnt_read_table_directory(sfont, offset) < 0) - ERROR("Could not read OpenType/TrueType table directory."); - - base_name = NEW(strlen(map_name)+strlen("-UCS4-H")+5, char); - if (wmode) - sprintf(base_name, "%s,%03d-UCS4-V", map_name, ttc_index); - else { - sprintf(base_name, "%s,%03d-UCS4-H", map_name, ttc_index); - } - - if (otl_tags) { - cmap_name = NEW(strlen(map_name)+strlen(otl_tags)+strlen("-UCS4-H")+6, char); - if (wmode) - sprintf(cmap_name, "%s,%03d,%s-UCS4-V", map_name, ttc_index, otl_tags); - else - sprintf(cmap_name, "%s,%03d,%s-UCS4-H", map_name, ttc_index, otl_tags); - } else { - cmap_name = NEW(strlen(base_name)+1, char); - strcpy(cmap_name, base_name); - } - - if (sfont->type == SFNT_TYPE_POSTSCRIPT) { - is_cidfont = handle_CIDFont(sfont, &GIDToCIDMap, &csi); - } else { - is_cidfont = 0; - } - - if (is_cidfont) { - tounicode_name = NULL; - } else { - tounicode_name = NEW(strlen(map_name)+strlen("-UTF16")+5, char); - sprintf(tounicode_name, "%s,%03d-UTF16", map_name, ttc_index); - } - - if (verbose > VERBOSE_LEVEL_MIN) { - MESG("\n"); - MESG("otf_cmap>> Unicode charmap for font=\"%s\" layout=\"%s\"\n", - map_name, (otl_tags ? otl_tags : "none")); - } - - cmap_id = CMap_cache_find(cmap_name); - if (cmap_id >= 0) { - RELEASE(cmap_name); - RELEASE(base_name); - if (GIDToCIDMap) - RELEASE(GIDToCIDMap); - if (tounicode_name) - RELEASE(tounicode_name); - - sfnt_close(sfont); - DPXFCLOSE(fp); - - if (verbose > VERBOSE_LEVEL_MIN) - MESG("otf_cmap>> Found at cmap_id=%d.\n", cmap_id); - - return cmap_id; - } - - ttcmap = tt_cmap_read(sfont, 3, 10); /* Microsoft UCS4 */ - if (!ttcmap) { - ttcmap = tt_cmap_read(sfont, 3, 1); /* Microsoft UCS2 */ - if (!ttcmap) { - ttcmap = tt_cmap_read(sfont, 0, 3); /* Unicode 2.0 or later */ - if (!ttcmap) { - ERROR("Unable to read OpenType/TrueType Unicode cmap table."); - } - } - } - cmap_id = load_base_CMap(base_name, wmode, - (is_cidfont ? &csi : NULL), - GIDToCIDMap, ttcmap); - if (cmap_id < 0) - ERROR("Failed to read OpenType/TrueType cmap table."); - - if (!otl_tags) { - RELEASE(cmap_name); - RELEASE(base_name); - if (GIDToCIDMap) - RELEASE(GIDToCIDMap); - if (tounicode_name) - RELEASE(tounicode_name); - if (is_cidfont) { - if (csi.registry) - RELEASE(csi.registry); - if (csi.ordering) - RELEASE(csi.ordering); - } - tt_cmap_release(ttcmap); - sfnt_close(sfont); - DPXFCLOSE(fp); - - return cmap_id; - } - - base = CMap_cache_get(cmap_id); - - cmap = CMap_new(); - CMap_set_name (cmap, cmap_name); - CMap_set_type (cmap, CMAP_TYPE_CODE_TO_CID); - CMap_set_wmode(cmap, wmode); - /* CMap_add_codespacerange(cmap, lrange_min, lrange_max, 4); */ - CMap_set_usecmap(cmap, base); - CMap_add_cidchar(cmap, lrange_max, 4, 0); /* FIXME */ - - if (is_cidfont) { - CMap_set_CIDSysInfo(cmap, &csi); - if (csi.registry) - RELEASE(csi.registry); - if (csi.ordering) - RELEASE(csi.ordering); - } else { - CMap_set_CIDSysInfo(cmap, &CSI_IDENTITY); - } - - gsub_list = otl_gsub_new(); - - { - struct ht_table unencoded; - char *conf_name, *opt_tag; - pdf_obj *conf, *opt_conf; - - conf_name = NEW(strlen(otl_tags)+1, char); - memset (conf_name, 0, strlen(otl_tags)+1); - opt_tag = strchr(otl_tags, ':'); - if (opt_tag) { - opt_tag++; - strncpy(conf_name, otl_tags, - strlen(otl_tags) - strlen(opt_tag) - 1); - } else { - strcpy(conf_name, otl_tags); - } - - if (verbose > VERBOSE_LEVEL_MIN) { - MESG("otf_cmap>> Read layout config. \"%s\"\n", conf_name); - } - - conf = otl_find_conf(conf_name); - if (!conf) - ERROR("Layout file \"%s\" not found...", conf_name); - - load_gsub(conf, gsub_list, sfont); - if (opt_tag) { - if (verbose > VERBOSE_LEVEL_MIN) { - MESG("otf_cmap>> Layout option \"%s\" enabled\n", opt_tag); - } - opt_conf = otl_conf_find_opt(conf, opt_tag); - if (!opt_conf) - ERROR("There is no option \"%s\" in \"%s\".", - opt_tag, conf_name); - load_gsub(opt_conf, gsub_list, sfont); - } - - ht_init_table(&unencoded, hval_free); - - handle_gsub(conf, ttcmap, gsub_list, &unencoded); - if (opt_tag) { - opt_conf = otl_conf_find_opt(conf, opt_tag); - if (!opt_conf) - ERROR("There is no option \"%s\" in \"%s\".", - opt_tag, conf_name); - handle_gsub(opt_conf, ttcmap, gsub_list, &unencoded); - } - if (is_cidfont) { - tounicode_id = -1; - tounicode = NULL; - } else { - tounicode_id = CMap_cache_find(tounicode_name); - if (tounicode_id >= 0) - tounicode = CMap_cache_get(tounicode_id); - else { - tounicode = CMap_new(); - CMap_set_name (tounicode, tounicode_name); - CMap_set_type (tounicode, CMAP_TYPE_TO_UNICODE); - CMap_set_wmode(tounicode, 0); - CMap_add_codespacerange(tounicode, srange_min, srange_max, 2); - CMap_set_CIDSysInfo(tounicode, &CSI_UNICODE); - /* FIXME */ - CMap_add_bfchar(tounicode, srange_min, 2, srange_max, 2); - } - } - create_cmaps(cmap, tounicode, &unencoded, GIDToCIDMap); - - ht_clear_table(&unencoded); - RELEASE(conf_name); - } - - cmap_id = CMap_cache_add(cmap); - if (!is_cidfont && tounicode_id < 0) /* New */ - CMap_cache_add(tounicode); - - tt_cmap_release(ttcmap); - if (gsub_list) - otl_gsub_release(gsub_list); - - if (verbose > VERBOSE_LEVEL_MIN) { - MESG("otf_cmap>> Overwrite CMap \"%s\" by \"%s\" with usecmap\n", - base_name, cmap_name); - } - - if (GIDToCIDMap) - RELEASE(GIDToCIDMap); - if (base_name) - RELEASE(base_name); - if (cmap_name) - RELEASE(cmap_name); - if (tounicode_name) - RELEASE(tounicode_name); - - sfnt_close(sfont); - DPXFCLOSE(fp); - - return cmap_id; -} diff --git a/Build/source/texk/dvipdf-x/xsrc/tt_cmap.h b/Build/source/texk/dvipdf-x/xsrc/tt_cmap.h deleted file mode 100644 index 30e28950fd4..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/tt_cmap.h +++ /dev/null @@ -1,80 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#ifndef _TT_CMAP_H_ -#define _TT_CMAP_H_ - -#include "sfnt.h" - -extern void otf_cmap_set_verbose (void); - -/* TrueType cmap table */ -typedef struct -{ - USHORT format; - USHORT platform; - USHORT encoding; - ULONG language; /* or version, only for Mac */ - void *map; -} tt_cmap; - -/* Paltform ID */ -#define TT_MAC 1u -#define TT_WIN 3u - -/* Platform-specific encoding ID */ - -/* Windows */ -#define TT_WIN_SYMBOL 0u -#define TT_WIN_UNICODE 1u -#define TT_WIN_SJIS 2u -#define TT_WIN_RPC 3u -#define TT_WIN_BIG5 4u -#define TT_WIN_WANSUNG 5u -#define TT_WIN_JOHAB 6u -#define TT_WIN_UCS4 10u - -/* Mac */ -#define TT_MAC_ROMAN 0u -#define TT_MAC_JAPANESE 1u -#define TT_MAC_TRADITIONAL_CHINESE 2u -#define TT_MAC_KOREAN 3u -#define TT_MAC_SIMPLIFIED_CHINESE 25u - -extern tt_cmap *tt_cmap_read (sfnt *sfont, USHORT platform, USHORT encoding); - -extern USHORT tt_cmap_lookup (tt_cmap *cmap, long cc); -extern void tt_cmap_release (tt_cmap *cmap); - -#include "pdfobj.h" - -/* Indirect reference */ -extern pdf_obj *otf_create_ToUnicode_stream (const char *map_name, - int ttc_index, - FT_Face face, - const char *used_glyphs); -/* CMap ID */ -extern int otf_load_Unicode_CMap (const char *map_name, - int ttc_index, - const char *otl_opts, int wmode); - -#endif /* _TT_CMAP_H_ */ diff --git a/Build/source/texk/dvipdf-x/xsrc/tt_glyf.c b/Build/source/texk/dvipdf-x/xsrc/tt_glyf.c deleted file mode 100644 index 5ae56d8d707..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/tt_glyf.c +++ /dev/null @@ -1,671 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -/* - * Subsetting glyf, updating loca, hmtx, ... - * - */ - -#include "config.h" - -#include "system.h" -#include "mem.h" -#include "error.h" -#include "dpxutil.h" - -#include "sfnt.h" -#include "tt_table.h" -#include "tt_glyf.h" - -#define NUM_GLYPH_LIMIT 65534 -#define TABLE_DATA_ALLOC_SIZE 40960 -#define GLYPH_ARRAY_ALLOC_SIZE 256 - -static USHORT -find_empty_slot (struct tt_glyphs *g) -{ - USHORT gid; - - ASSERT(g); - - for (gid = 0; gid < NUM_GLYPH_LIMIT; gid++) { - if (!(g->used_slot[gid/8] & (1 << (7 - (gid % 8))))) - break; - } - if (gid == NUM_GLYPH_LIMIT) - ERROR("No empty glyph slot available."); - - return gid; -} - -USHORT -tt_find_glyph (struct tt_glyphs *g, USHORT gid) -{ - USHORT idx, new_gid = 0; - - ASSERT(g); - - for (idx = 0; idx < g->num_glyphs; idx++) { - if (gid == g->gd[idx].ogid) { - new_gid = g->gd[idx].gid; - break; - } - } - - return new_gid; -} - -USHORT -tt_get_index (struct tt_glyphs *g, USHORT gid) -{ - USHORT idx; - - ASSERT(g); - - for (idx = 0; idx < g->num_glyphs; idx++) { - if (gid == g->gd[idx].gid) - break; - } - if (idx == g->num_glyphs) - idx = 0; - - return idx; -} - -USHORT -tt_add_glyph (struct tt_glyphs *g, USHORT gid, USHORT new_gid) -{ - ASSERT(g); - - if (g->used_slot[new_gid/8] & (1 << (7 - (new_gid % 8)))) { - WARN("Slot %u already used.", new_gid); - } else { - if (g->num_glyphs+1 >= NUM_GLYPH_LIMIT) - ERROR("Too many glyphs."); - - if (g->num_glyphs >= g->max_glyphs) { - g->max_glyphs += GLYPH_ARRAY_ALLOC_SIZE; - g->gd = RENEW(g->gd, g->max_glyphs, struct tt_glyph_desc); - } - g->gd[g->num_glyphs].gid = new_gid; - g->gd[g->num_glyphs].ogid = gid; - g->gd[g->num_glyphs].length = 0; - g->gd[g->num_glyphs].data = NULL; - g->used_slot[new_gid/8] |= (1 << (7 - (new_gid % 8))); - g->num_glyphs += 1; - } - - if (new_gid > g->last_gid) { - g->last_gid = new_gid; - } - - return new_gid; -} - -/* - * Initialization - */ -struct tt_glyphs * -tt_build_init (void) -{ - struct tt_glyphs *g; - - g = NEW(1, struct tt_glyphs); - - g->num_glyphs = 0; - g->max_glyphs = 0; - g->last_gid = 0; - g->emsize = 1; - g->default_advh = 0; - g->default_tsb = 0; - g->gd = NULL; - g->used_slot = NEW(8192, unsigned char); - memset(g->used_slot, 0, 8192); - tt_add_glyph(g, 0, 0); - - return g; -} - -void -tt_build_finish (struct tt_glyphs *g) -{ - if (g) { - if (g->gd) { - USHORT idx; - for (idx = 0; idx < g->num_glyphs; idx++) { - if (g->gd[idx].data) - RELEASE(g->gd[idx].data); - } - RELEASE(g->gd); - } - if (g->used_slot) - RELEASE(g->used_slot); - RELEASE(g); - } -} - -static int CDECL -glyf_cmp (const void *v1, const void *v2) -{ - int cmp = 0; - const struct tt_glyph_desc *sv1, *sv2; - - sv1 = (const struct tt_glyph_desc *) v1; - sv2 = (const struct tt_glyph_desc *) v2; - - if (sv1->gid == sv2->gid) - cmp = 0; - else if (sv1->gid < sv2->gid) - cmp = -1; - else - cmp = 1; - - return cmp; -} - -/* - * TrueType outline data. - */ -#define ARG_1_AND_2_ARE_WORDS (1 << 0) -#define ARGS_ARE_XY_VALUES (1 << 1) -#define ROUND_XY_TO_GRID (1 << 2) -#define WE_HAVE_A_SCALE (1 << 3) -#define RESERVED (1 << 4) -#define MORE_COMPONENT (1 << 5) -#define WE_HAVE_AN_X_AND_Y_SCALE (1 << 6) -#define WE_HAVE_A_TWO_BY_TWO (1 << 7) -#define WE_HAVE_INSTRUCTIONS (1 << 8) -#define USE_MY_METRICS (1 << 9) - -int -tt_build_tables (sfnt *sfont, struct tt_glyphs *g) -{ - char *hmtx_table_data = NULL, *loca_table_data = NULL; - char *glyf_table_data = NULL; - ULONG hmtx_table_size, loca_table_size, glyf_table_size; - /* some information available from other TrueType table */ - struct tt_head_table *head = NULL; - struct tt_hhea_table *hhea = NULL; - struct tt_maxp_table *maxp = NULL; - struct tt_longMetrics *hmtx, *vmtx = NULL; - struct tt_os2__table *os2; - /* temp */ - ULONG *location, offset; - long i; - USHORT *w_stat; /* Estimate most frequently appeared width */ - - ASSERT(g); - - if (sfont == NULL || -#ifdef XETEX - sfont->ft_face == NULL -#else - sfont->stream == NULL -#endif - ) - ERROR("File not opened."); - - if (sfont->type != SFNT_TYPE_TRUETYPE && - sfont->type != SFNT_TYPE_TTC && - sfont->type != SFNT_TYPE_DFONT) - ERROR("Invalid font type"); - - if (g->num_glyphs > NUM_GLYPH_LIMIT) - ERROR("Too many glyphs."); - - /* - * Read head, hhea, maxp, loca: - * - * unitsPerEm --> head - * numHMetrics --> hhea - * indexToLocFormat --> head - * numGlyphs --> maxp - */ - head = tt_read_head_table(sfont); - hhea = tt_read_hhea_table(sfont); - maxp = tt_read_maxp_table(sfont); - - if (hhea->metricDataFormat != 0) - ERROR("Unknown metricDataFormat."); - - g->emsize = head->unitsPerEm; - - sfnt_locate_table(sfont, "hmtx"); - hmtx = tt_read_longMetrics(sfont, maxp->numGlyphs, hhea->numOfLongHorMetrics, hhea->numOfExSideBearings); - - os2 = tt_read_os2__table(sfont); - if (os2) { - g->default_advh = os2->sTypoAscender - os2->sTypoDescender; - g->default_tsb = g->default_advh - os2->sTypoAscender; - } - - if (sfnt_find_table_pos(sfont, "vmtx") > 0) { - struct tt_vhea_table *vhea; - vhea = tt_read_vhea_table(sfont); - sfnt_locate_table(sfont, "vmtx"); - vmtx = tt_read_longMetrics(sfont, maxp->numGlyphs, vhea->numOfLongVerMetrics, vhea->numOfExSideBearings); - RELEASE(vhea); - } else { - vmtx = NULL; - } - - sfnt_locate_table(sfont, "loca"); - location = NEW(maxp->numGlyphs + 1, ULONG); - if (head->indexToLocFormat == 0) { - for (i = 0; i <= maxp->numGlyphs; i++) - location[i] = 2*((ULONG) sfnt_get_ushort(sfont)); - } else if (head->indexToLocFormat == 1) { - for (i = 0; i <= maxp->numGlyphs; i++) - location[i] = sfnt_get_ulong(sfont); - } else { - ERROR("Unknown IndexToLocFormat."); - } - - w_stat = NEW(g->emsize+2, USHORT); - memset(w_stat, 0, sizeof(USHORT)*(g->emsize+2)); - /* - * Read glyf table. - */ - offset = sfnt_locate_table(sfont, "glyf"); - /* - * The num_glyphs may grow when composite glyph is found. - * A component of glyph refered by a composite glyph is appended - * to used_glyphs if it is not already registered in used_glyphs. - * Glyph programs of composite glyphs are modified so that it - * correctly refer to new gid of their components. - */ - for (i = 0; i < NUM_GLYPH_LIMIT; i++) { - USHORT gid; /* old gid */ - ULONG loc, len; - BYTE *p, *endptr; - SHORT number_of_contours; - - if (i >= g->num_glyphs) /* finished */ - break; - - gid = g->gd[i].ogid; - if (gid >= maxp->numGlyphs) - ERROR("Invalid glyph index (gid %u)", gid); - - loc = location[gid]; - len = location[gid+1] - loc; - g->gd[i].advw = hmtx[gid].advance; - g->gd[i].lsb = hmtx[gid].sideBearing; - if (vmtx) { - g->gd[i].advh = vmtx[gid].advance; - g->gd[i].tsb = vmtx[gid].sideBearing; - } else { - g->gd[i].advh = g->default_advh; - g->gd[i].tsb = g->default_tsb; - } - g->gd[i].length = len; - g->gd[i].data = NULL; - if (g->gd[i].advw <= g->emsize) { - w_stat[g->gd[i].advw] += 1; - } else { - w_stat[g->emsize+1] += 1; /* larger than em */ - } - - if (len == 0) { /* Does not contains any data. */ - continue; - } else if (len < 10) { - ERROR("Invalid TrueType glyph data (gid %u).", gid); - } - - g->gd[i].data = p = NEW(len, BYTE); - endptr = p + len; - - sfnt_seek_set(sfont, offset+loc); - number_of_contours = sfnt_get_short(sfont); - p += sfnt_put_short(p, number_of_contours); - - /* BoundingBox: FWord x 4 */ - g->gd[i].llx = sfnt_get_short(sfont); - g->gd[i].lly = sfnt_get_short(sfont); - g->gd[i].urx = sfnt_get_short(sfont); - g->gd[i].ury = sfnt_get_short(sfont); - /* _FIXME_ */ -#if 1 - if (!vmtx) /* vertOriginY == sTypeAscender */ - g->gd[i].tsb = g->default_advh - g->default_tsb - g->gd[i].ury; -#endif - p += sfnt_put_short(p, g->gd[i].llx); - p += sfnt_put_short(p, g->gd[i].lly); - p += sfnt_put_short(p, g->gd[i].urx); - p += sfnt_put_short(p, g->gd[i].ury); - - /* Read evrything else. */ - sfnt_read(p, len - 10, sfont); - /* - * Fix GIDs of composite glyphs. - */ - if (number_of_contours < 0) { - USHORT flags, cgid, new_gid; /* flag, gid of a component */ - do { - if (p >= endptr) - ERROR("Invalid TrueType glyph data (gid %u): %u bytes", gid, len); - /* - * Flags and gid of component glyph are both USHORT. - */ - flags = ((*p) << 8)| *(p+1); - p += 2; - cgid = ((*p) << 8)| *(p+1); - if (cgid >= maxp->numGlyphs) { - ERROR("Invalid gid (%u > %u) in composite glyph %u.", cgid, maxp->numGlyphs, gid); - } - new_gid = tt_find_glyph(g, cgid); - if (new_gid == 0) { - new_gid = tt_add_glyph(g, cgid, find_empty_slot(g)); - } - p += sfnt_put_ushort(p, new_gid); - /* - * Just skip remaining part. - */ - p += (flags & ARG_1_AND_2_ARE_WORDS) ? 4 : 2; - if (flags & WE_HAVE_A_SCALE) /* F2Dot14 */ - p += 2; - else if (flags & WE_HAVE_AN_X_AND_Y_SCALE) /* F2Dot14 x 2 */ - p += 4; - else if (flags & WE_HAVE_A_TWO_BY_TWO) /* F2Dot14 x 4 */ - p += 8; - } while (flags & MORE_COMPONENT); - /* - * TrueType instructions comes here: - * length_of_instruction (ushort) - * instruction (byte * length_of_instruction) - */ - } - } - RELEASE(location); - RELEASE(hmtx); - if (vmtx) - RELEASE(vmtx); - - { - int max_count = -1; - - g->dw = g->gd[0].advw; - for (i = 0; i < g->emsize + 1; i++) { - if (w_stat[i] > max_count) { - max_count = w_stat[i]; - g->dw = i; - } - } - } - RELEASE(w_stat); - - qsort(g->gd, g->num_glyphs, sizeof(struct tt_glyph_desc), glyf_cmp); - { - USHORT prev, last_advw; - char *p, *q; - int padlen, num_hm_known; - - glyf_table_size = 0UL; - num_hm_known = 0; - last_advw = g->gd[g->num_glyphs - 1].advw; - for (i = g->num_glyphs - 1; i >= 0; i--) { - padlen = (g->gd[i].length % 4) ? (4 - (g->gd[i].length % 4)) : 0; - glyf_table_size += g->gd[i].length + padlen; - if (!num_hm_known && last_advw != g->gd[i].advw) { - hhea->numOfLongHorMetrics = g->gd[i].gid + 2; - num_hm_known = 1; - } - } - /* All advance widths are same. */ - if (!num_hm_known) { - hhea->numOfLongHorMetrics = 1; - } - hmtx_table_size = hhea->numOfLongHorMetrics * 2 + (g->last_gid + 1) * 2; - - /* - * Choosing short format does not always give good result - * when compressed. Sometimes increases size. - */ - if (glyf_table_size < 0x20000UL) { - head->indexToLocFormat = 0; - loca_table_size = (g->last_gid + 2)*2; - } else { - head->indexToLocFormat = 1; - loca_table_size = (g->last_gid + 2)*4; - } - - hmtx_table_data = p = NEW(hmtx_table_size, char); - loca_table_data = q = NEW(loca_table_size, char); - glyf_table_data = NEW(glyf_table_size, char); - - offset = 0UL; prev = 0; - for (i = 0; i < g->num_glyphs; i++) { - long gap, j; - gap = (long) g->gd[i].gid - prev - 1; - for (j = 1; j <= gap; j++) { - if (prev + j == hhea->numOfLongHorMetrics - 1) { - p += sfnt_put_ushort(p, last_advw); - } else if (prev + j < hhea->numOfLongHorMetrics) { - p += sfnt_put_ushort(p, 0); - } - p += sfnt_put_short (p, 0); - if (head->indexToLocFormat == 0) { - q += sfnt_put_ushort(q, (USHORT) (offset/2)); - } else { - q += sfnt_put_ulong(q, offset); - } - } - padlen = (g->gd[i].length % 4) ? (4 - (g->gd[i].length % 4)) : 0; - if (g->gd[i].gid < hhea->numOfLongHorMetrics) { - p += sfnt_put_ushort(p, g->gd[i].advw); - } - p += sfnt_put_short (p, g->gd[i].lsb); - if (head->indexToLocFormat == 0) { - q += sfnt_put_ushort(q, (USHORT) (offset/2)); - } else { - q += sfnt_put_ulong(q, offset); - } - memset(glyf_table_data + offset, 0, g->gd[i].length + padlen); - memcpy(glyf_table_data + offset, g->gd[i].data, g->gd[i].length); - offset += g->gd[i].length + padlen; - prev = g->gd[i].gid; - /* free data here since it consume much memory */ - RELEASE(g->gd[i].data); - g->gd[i].length = 0; g->gd[i].data = NULL; - } - if (head->indexToLocFormat == 0) { - q += sfnt_put_ushort(q, (USHORT) (offset/2)); - } else { - q += sfnt_put_ulong(q, offset); - } - - sfnt_set_table(sfont, "hmtx", (char *) hmtx_table_data, hmtx_table_size); - sfnt_set_table(sfont, "loca", (char *) loca_table_data, loca_table_size); - sfnt_set_table(sfont, "glyf", (char *) glyf_table_data, glyf_table_size); - } - - head->checkSumAdjustment = 0; - maxp->numGlyphs = g->last_gid + 1; - - /* TODO */ - sfnt_set_table(sfont, "maxp", tt_pack_maxp_table(maxp), TT_MAXP_TABLE_SIZE); - sfnt_set_table(sfont, "hhea", tt_pack_hhea_table(hhea), TT_HHEA_TABLE_SIZE); - sfnt_set_table(sfont, "head", tt_pack_head_table(head), TT_HEAD_TABLE_SIZE); - RELEASE(maxp); - RELEASE(hhea); - RELEASE(head); - if (os2) - RELEASE(os2); - - return 0; -} - -int -tt_get_metrics (sfnt *sfont, struct tt_glyphs *g) -{ - struct tt_head_table *head = NULL; - struct tt_hhea_table *hhea = NULL; - struct tt_maxp_table *maxp = NULL; - struct tt_longMetrics *hmtx, *vmtx = NULL; - struct tt_os2__table *os2; - /* temp */ - ULONG *location, offset; - long i; - USHORT *w_stat; - - ASSERT(g); - - if (sfont == NULL || -#ifdef XETEX - sfont->ft_face == NULL -#else - sfont->stream == NULL -#endif - ) - ERROR("File not opened."); - - if (sfont->type != SFNT_TYPE_TRUETYPE && - sfont->type != SFNT_TYPE_TTC && - sfont->type != SFNT_TYPE_DFONT) - ERROR("Invalid font type"); - - /* - * Read head, hhea, maxp, loca: - * - * unitsPerEm --> head - * numHMetrics --> hhea - * indexToLocFormat --> head - * numGlyphs --> maxp - */ - head = tt_read_head_table(sfont); - hhea = tt_read_hhea_table(sfont); - maxp = tt_read_maxp_table(sfont); - - if (hhea->metricDataFormat != 0) - ERROR("Unknown metricDataFormat."); - - g->emsize = head->unitsPerEm; - - sfnt_locate_table(sfont, "hmtx"); - hmtx = tt_read_longMetrics(sfont, maxp->numGlyphs, hhea->numOfLongHorMetrics, hhea->numOfExSideBearings); - - os2 = tt_read_os2__table(sfont); - g->default_advh = os2->sTypoAscender - os2->sTypoDescender; - g->default_tsb = g->default_advh - os2->sTypoAscender; - - if (sfnt_find_table_pos(sfont, "vmtx") > 0) { - struct tt_vhea_table *vhea; - vhea = tt_read_vhea_table(sfont); - sfnt_locate_table(sfont, "vmtx"); - vmtx = tt_read_longMetrics(sfont, maxp->numGlyphs, vhea->numOfLongVerMetrics, vhea->numOfExSideBearings); - RELEASE(vhea); - } else { - vmtx = NULL; - } - - sfnt_locate_table(sfont, "loca"); - location = NEW(maxp->numGlyphs + 1, ULONG); - if (head->indexToLocFormat == 0) { - for (i = 0; i <= maxp->numGlyphs; i++) - location[i] = 2*((ULONG) sfnt_get_ushort(sfont)); - } else if (head->indexToLocFormat == 1) { - for (i = 0; i <= maxp->numGlyphs; i++) - location[i] = sfnt_get_ulong(sfont); - } else { - ERROR("Unknown IndexToLocFormat."); - } - - w_stat = NEW(g->emsize+2, USHORT); - memset(w_stat, 0, sizeof(USHORT)*(g->emsize+2)); - /* - * Read glyf table. - */ - offset = sfnt_locate_table(sfont, "glyf"); - for (i = 0; i < g->num_glyphs; i++) { - USHORT gid; /* old gid */ - ULONG loc, len; - - gid = g->gd[i].ogid; - if (gid >= maxp->numGlyphs) - ERROR("Invalid glyph index (gid %u)", gid); - - loc = location[gid]; - len = location[gid+1] - loc; - g->gd[i].advw = hmtx[gid].advance; - g->gd[i].lsb = hmtx[gid].sideBearing; - if (vmtx) { - g->gd[i].advh = vmtx[gid].advance; - g->gd[i].tsb = vmtx[gid].sideBearing; - } else { - g->gd[i].advh = g->default_advh; - g->gd[i].tsb = g->default_tsb; - } - g->gd[i].length = len; - g->gd[i].data = NULL; - - if (g->gd[i].advw <= g->emsize) { - w_stat[g->gd[i].advw] += 1; - } else { - w_stat[g->emsize+1] += 1; /* larger than em */ - } - - if (len == 0) { /* Does not contains any data. */ - continue; - } else if (len < 10) { - ERROR("Invalid TrueType glyph data (gid %u).", gid); - } - - sfnt_seek_set(sfont, offset+loc); - (void) sfnt_get_short(sfont); - - /* BoundingBox: FWord x 4 */ - g->gd[i].llx = sfnt_get_short(sfont); - g->gd[i].lly = sfnt_get_short(sfont); - g->gd[i].urx = sfnt_get_short(sfont); - g->gd[i].ury = sfnt_get_short(sfont); - /* _FIXME_ */ -#if 1 - if (!vmtx) /* vertOriginY == sTypeAscender */ - g->gd[i].tsb = g->default_advh - g->default_tsb - g->gd[i].ury; -#endif - } - RELEASE(location); - RELEASE(hmtx); - RELEASE(maxp); - RELEASE(hhea); - RELEASE(head); - RELEASE(os2); - - if (vmtx) - RELEASE(vmtx); - - { - int max_count = -1; - - g->dw = g->gd[0].advw; - for (i = 0; i < g->emsize + 1; i++) { - if (w_stat[i] > max_count) { - max_count = w_stat[i]; - g->dw = i; - } - } - } - RELEASE(w_stat); - - - return 0; -} diff --git a/Build/source/texk/dvipdf-x/xsrc/tt_post.c b/Build/source/texk/dvipdf-x/xsrc/tt_post.c deleted file mode 100644 index 0deb3ab8b23..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/tt_post.c +++ /dev/null @@ -1,276 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#include "system.h" -#include "error.h" -#include "mem.h" - -#include "dpxfile.h" - -#include "sfnt.h" - -#include "tt_post.h" - -static const char *macglyphorder[258]; - -/* offset from begenning of the post table */ -#define NAME_STR_OFFSET 32 - -static int -read_v2_post_names (struct tt_post_table *post, sfnt *sfont) -{ - USHORT i, idx, *indices, maxidx; - int len; - - post->numberOfGlyphs = sfnt_get_ushort(sfont); - - indices = NEW(post->numberOfGlyphs, USHORT); - maxidx = 257; - for (i = 0; - i < post->numberOfGlyphs; i++) { - idx = sfnt_get_ushort(sfont); - if (idx >= 258) { - if (idx > maxidx) - maxidx = idx; - if (idx > 32767) { - /* Although this is strictly speaking out of spec, it seems to work - and there are real-life fonts that use it. - We show a warning only once, instead of thousands of times */ - static char warning_issued = 0; - if (!warning_issued) { - WARN("TrueType post table name index %u > 32767", idx); - warning_issued = 1; - } - /* In a real-life large font, (x)dvipdfmx crashes if we use - nonvanishing idx in the case of idx > 32767. - If we set idx = 0, (x)dvipdfmx works fine for the font and - created pdf seems fine. The post table may not be important - in such a case */ - idx = 0; - } - } - indices[i] = idx; - } - - post->count = maxidx - 257; - if (post->count < 1) { - post->names = NULL; - } else { - post->names = NEW(post->count, char *); - for (i = 0; i < post->count; i++) { /* read Pascal strings */ - len = sfnt_get_byte(sfont); - if (len > 0) { - post->names[i] = NEW(len + 1, char); - sfnt_read((unsigned char*)(post->names[i]), len, sfont); - post->names[i][len] = 0; - } else { - post->names[i] = NULL; - } - } - } - - post->glyphNamePtr = NEW(post->numberOfGlyphs, const char *); - for (i = 0; i < post->numberOfGlyphs; i++) { - idx = indices[i]; - if (idx < 258) { - post->glyphNamePtr[i] = macglyphorder[idx]; - } else if (idx - 258 < post->count) { - post->glyphNamePtr[i] = post->names[idx - 258]; - } else { - WARN("Invalid glyph name index number: %u (>= %u)", - idx, post->count + 258); - RELEASE(indices); - return -1; - } - } - RELEASE(indices); - - return 0; -} - -struct tt_post_table * -tt_read_post_table (sfnt *sfont) -{ - struct tt_post_table *post; - - /* offset = */ sfnt_locate_table(sfont, "post"); - - post = NEW(1, struct tt_post_table); - - post->Version = sfnt_get_ulong(sfont); /* Fixed */ - post->italicAngle = sfnt_get_ulong(sfont); /* Fixed */ - post->underlinePosition = sfnt_get_short(sfont); /* FWord */ - post->underlineThickness = sfnt_get_short(sfont); /* FWord */ - post->isFixedPitch = sfnt_get_ulong(sfont); - post->minMemType42 = sfnt_get_ulong(sfont); - post->maxMemType42 = sfnt_get_ulong(sfont); - post->minMemType1 = sfnt_get_ulong(sfont); - post->maxMemType1 = sfnt_get_ulong(sfont); - - post->numberOfGlyphs = 0; - post->glyphNamePtr = NULL; - post->count = 0; - post->names = NULL; - - if (post->Version == 0x00010000UL) { - post->numberOfGlyphs = 258; /* wrong */ - post->glyphNamePtr = macglyphorder; - post->count = 0; - post->names = NULL; - } else if (post->Version == 0x00025000UL) { - WARN("TrueType 'post' version 2.5 found (deprecated)"); - post->numberOfGlyphs = 0; /* wrong */ - post->glyphNamePtr = NULL; - post->count = 0; - post->names = NULL; - } else if (post->Version == 0x00020000UL) { - if (read_v2_post_names(post, sfont) < 0) { - WARN("Invalid version 2.0 'post' table"); - tt_release_post_table(post); - post = NULL; - } - } else if (post->Version == 0x00030000UL) { /* no glyph names provided */ - post->numberOfGlyphs = 0; /* wrong */ - post->glyphNamePtr = NULL; - post->count = 0; - post->names = NULL; - } else if (post->Version == 0x00040000UL) { /* Apple format for printer-based fonts */ - post->numberOfGlyphs = 0; /* don't bother constructing char names, not sure if they'll ever be needed */ - post->glyphNamePtr = NULL; - post->count = 0; - post->names = NULL; - } else { - WARN("Unknown 'post' version: %08X", post->Version); - tt_release_post_table(post); - post = NULL; - } - - return post; -} - -USHORT -tt_lookup_post_table (struct tt_post_table *post, const char *glyphname) -{ - USHORT gid; - - ASSERT(post && glyphname); - - for (gid = 0; gid < post->count; gid++) { - if (post->glyphNamePtr[gid] && - !strcmp(glyphname, post->glyphNamePtr[gid])) { - return gid; - } - } - - return 0; -} - -void -tt_release_post_table (struct tt_post_table *post) -{ - USHORT i; - - ASSERT(post); - - if (post->glyphNamePtr && post->Version != 0x00010000UL) - RELEASE((void *)post->glyphNamePtr); - if (post->names) { - for (i = 0; i < post->count; i++) { - if (post->names[i]) - RELEASE(post->names[i]); - } - RELEASE(post->names); - } - post->count = 0; - post->glyphNamePtr = NULL; - post->names = NULL; - - RELEASE(post); - - return; -} - -/* Macintosh glyph order - from apple's TTRefMan */ -static const char * -macglyphorder[258] = { - /* 0x0000 */ - ".notdef", ".null", "nonmarkingreturn", "space", "exclam", "quotedbl", - "numbersign", "dollar", "percent", "ampersand", "quotesingle", - "parenleft", "parenright", "asterisk", "plus", "comma", - /* 0x0010 */ - "hyphen", "period", "slash", "zero", "one", "two", "three", "four", - "five", "six", "seven", "eight", "nine", "colon", "semicolon", "less", - /* 0x0020 */ - "equal", "greater", "question", "at", "A", "B", "C", "D", - "E", "F", "G", "H", "I", "J", "K", "L", - /* 0x0030 */ - "M", "N", "O", "P", "Q", "R", "S", "T", "U", "V", "W", "X", - "Y", "Z", "bracketleft", "backslash", - /* 0x0040 */ - "bracketright", "asciicircum", "underscore", "grave", - "a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k", "l", - /* 0x0050 */ - "m", "n", "o", "p", "q", "r", "s", "t", "u", "v", "w", "x", - "y", "z", "braceleft", "bar", - /* 0x0060 */ - "braceright", "asciitilde", "Adieresis", "Aring", "Ccedilla", - "Eacute", "Ntilde", "Odieresis", "Udieresis", "aacute", "agrave", - "acircumflex", "adieresis", "atilde", "aring", "ccedilla", - /* 0x0070 */ - "eacute", "egrave", "ecircumflex", "edieresis", "iacute", "igrave", - "icircumflex", "idieresis", "ntilde", "oacute", "ograve", "ocircumflex", - "odieresis", "otilde", "uacute", "ugrave", - /* 0x0080 */ - "ucircumflex", "udieresis", "dagger", "degree", "cent", "sterling", - "section", "bullet", "paragraph", "germandbls", "registered", - "copyright", "trademark", "acute", "dieresis", "notequal", - /* 0x0090 */ - "AE", "Oslash", "infinity", "plusminus", "lessequal", "greaterequal", - "yen", "mu", "partialdiff", "summation", "product", "pi", "integral", - "ordfeminine", "ordmasculine", "Omega", - /* 0x00a0 */ - "ae", "oslash", "questiondown", "exclamdown", "logicalnot", "radical", - "florin", "approxequal", "Delta", "guillemotleft", "guillemotright", - "ellipsis", "nonbreakingspace", "Agrave", "Atilde", "Otilde", - /* 0x00b0 */ - "OE", "oe", "endash", "emdash", "quotedblleft", "quotedblright", - "quoteleft", "quoteright", "divide", "lozenge", "ydieresis", - "Ydieresis", "fraction", "currency", "guilsinglleft", "guilsinglright", - /* 0x00c0 */ - "fi", "fl", "daggerdbl", "periodcentered", "quotesinglbase", - "quotedblbase", "perthousand", "Acircumflex", "Ecircumflex", "Aacute", - "Edieresis", "Egrave", "Iacute", "Icircumflex", "Idieresis", "Igrave", - /* 0x00d0 */ - "Oacute", "Ocircumflex", "apple", "Ograve", "Uacute", "Ucircumflex", - "Ugrave", "dotlessi", "circumflex", "tilde", "macron", "breve", - "dotaccent", "ring", "cedilla", "hungarumlaut", - /* 0x00e0 */ - "ogonek", "caron", "Lslash", "lslash", "Scaron", "scaron", "Zcaron", - "zcaron", "brokenbar", "Eth", "eth", "Yacute", "yacute", "Thorn", - "thorn", "minus", - /* 0x00f0 */ - "multiply", "onesuperior", "twosuperior", "threesuperior", "onehalf", - "onequarter", "threequarters", "franc", "Gbreve", "gbreve", "Idotaccent", - "Scedilla", "scedilla", "Cacute", "cacute", "Ccaron", - /* 0x0100 */ - "ccaron", "dcroat" -}; diff --git a/Build/source/texk/dvipdf-x/xsrc/tt_table.c b/Build/source/texk/dvipdf-x/xsrc/tt_table.c deleted file mode 100644 index 88b3a33c781..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/tt_table.c +++ /dev/null @@ -1,505 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#include <stdio.h> - -#include "system.h" -#include "error.h" -#include "mem.h" -#include "mfileio.h" - -#include "sfnt.h" -#include "tt_table.h" - -/* - tables contains information refered by other tables - maxp->numGlyphs, etc --> loca, etc - hhea->numOfLongHorMetrics --> hmtx - head->indexToLocFormat --> loca - head->glyphDataFormat --> glyf -*/ - -char *tt_pack_head_table (struct tt_head_table *table) -{ - int i; - char *p, *data; - - if (table == NULL) - ERROR("passed NULL pointer\n"); - - p = data = NEW(TT_HEAD_TABLE_SIZE, char); - p += sfnt_put_ulong(p, table->version); - p += sfnt_put_ulong(p, table->fontRevision); - p += sfnt_put_ulong(p, table->checkSumAdjustment); - p += sfnt_put_ulong(p, table->magicNumber); - p += sfnt_put_ushort(p, table->flags); - p += sfnt_put_ushort(p, table->unitsPerEm); - for (i=0; i<8; i++) { - *(p++) = (table->created)[i]; - } - for (i=0; i<8; i++) { - *(p++) = (table->modified)[i]; - } - p += sfnt_put_short(p, table->xMin); - p += sfnt_put_short(p, table->yMin); - p += sfnt_put_short(p, table->xMax); - p += sfnt_put_short(p, table->yMax); - p += sfnt_put_ushort(p, table->macStyle); - p += sfnt_put_ushort(p, table->lowestRecPPEM); - p += sfnt_put_short(p, table->fontDirectionHint); - p += sfnt_put_short(p, table->indexToLocFormat); - p += sfnt_put_short(p, table->glyphDataFormat); - - return data; -} - -struct tt_head_table *tt_read_head_table (sfnt *sfont) -{ - int i; - struct tt_head_table *table = NULL; - - table = NEW(1, struct tt_head_table); - - sfnt_locate_table(sfont, "head"); - - table->version = sfnt_get_ulong(sfont); - table->fontRevision = sfnt_get_ulong(sfont); - table->checkSumAdjustment = sfnt_get_ulong(sfont); - table->magicNumber = sfnt_get_ulong(sfont); - table->flags = sfnt_get_ushort(sfont); - table->unitsPerEm = sfnt_get_ushort(sfont); - for (i=0; i<8; i++) { - (table->created)[i] = sfnt_get_byte (sfont); - } - for (i=0; i<8; i++) { - (table->modified)[i] = sfnt_get_byte (sfont); - } - table->xMin = sfnt_get_short(sfont); - table->yMin = sfnt_get_short(sfont); - table->xMax = sfnt_get_short(sfont); - table->yMax = sfnt_get_short(sfont); - table->macStyle = sfnt_get_short(sfont); - table->lowestRecPPEM = sfnt_get_short(sfont); - table->fontDirectionHint = sfnt_get_short(sfont); - table->indexToLocFormat = sfnt_get_short(sfont); - table->glyphDataFormat = sfnt_get_short(sfont); - - return table; -} - -char *tt_pack_maxp_table (struct tt_maxp_table *table) -{ - char *p, *data; - - p = data = NEW(TT_MAXP_TABLE_SIZE, char); - p += sfnt_put_ulong(p, table->version); - p += sfnt_put_ushort(p, table->numGlyphs); - p += sfnt_put_ushort(p, table->maxPoints); - p += sfnt_put_ushort(p, table->maxContours); - p += sfnt_put_ushort(p, table->maxComponentPoints); - p += sfnt_put_ushort(p, table->maxComponentContours); - p += sfnt_put_ushort(p, table->maxZones); - p += sfnt_put_ushort(p, table->maxTwilightPoints); - p += sfnt_put_ushort(p, table->maxStorage); - p += sfnt_put_ushort(p, table->maxFunctionDefs); - p += sfnt_put_ushort(p, table->maxInstructionDefs); - p += sfnt_put_ushort(p, table->maxStackElements); - p += sfnt_put_ushort(p, table->maxSizeOfInstructions); - p += sfnt_put_ushort(p, table->maxComponentElements); - p += sfnt_put_ushort(p, table->maxComponentDepth); - - return data; -} - -struct tt_maxp_table *tt_read_maxp_table (sfnt *sfont) -{ - struct tt_maxp_table *table = NULL; - - table = NEW(1, struct tt_maxp_table); - - sfnt_locate_table(sfont, "maxp"); - table->version = sfnt_get_ulong(sfont); - table->numGlyphs = sfnt_get_ushort(sfont); - table->maxPoints = sfnt_get_ushort(sfont); - table->maxContours = sfnt_get_ushort(sfont); - table->maxComponentPoints = sfnt_get_ushort(sfont); - table->maxComponentContours = sfnt_get_ushort(sfont); - table->maxZones = sfnt_get_ushort(sfont); - table->maxTwilightPoints = sfnt_get_ushort(sfont); - table->maxStorage = sfnt_get_ushort(sfont); - table->maxFunctionDefs = sfnt_get_ushort(sfont); - table->maxInstructionDefs = sfnt_get_ushort(sfont); - table->maxStackElements = sfnt_get_ushort(sfont); - table->maxSizeOfInstructions = sfnt_get_ushort(sfont); - table->maxComponentElements = sfnt_get_ushort(sfont); - table->maxComponentDepth = sfnt_get_ushort(sfont); - - return table; -} - -char *tt_pack_hhea_table (struct tt_hhea_table *table) -{ - int i; - char *p, *data; - - p = data = NEW(TT_HHEA_TABLE_SIZE, char); - p += sfnt_put_ulong(p, table->version); - p += sfnt_put_short(p, table->ascent); - p += sfnt_put_short(p, table->descent); - p += sfnt_put_short(p, table->lineGap); - p += sfnt_put_ushort(p, table->advanceWidthMax); - p += sfnt_put_short(p, table->minLeftSideBearing); - p += sfnt_put_short(p, table->minRightSideBearing); - p += sfnt_put_short(p, table->xMaxExtent); - p += sfnt_put_short(p, table->caretSlopeRise); - p += sfnt_put_short(p, table->caretSlopeRun); - p += sfnt_put_short(p, table->caretOffset); - for (i = 0; i < 4; i++) { - p += sfnt_put_short(p, table->reserved[i]); - } - p += sfnt_put_short(p, table->metricDataFormat); - p += sfnt_put_ushort(p, table->numOfLongHorMetrics); - - return data; -} - -struct tt_hhea_table * -tt_read_hhea_table (sfnt *sfont) -{ - int i; - ULONG len; - struct tt_hhea_table *table = NULL; - - sfnt_locate_table(sfont, "hhea"); - - table = NEW(1, struct tt_hhea_table); - table->version = sfnt_get_ulong(sfont); - table->ascent = sfnt_get_short (sfont); - table->descent = sfnt_get_short(sfont); - table->lineGap = sfnt_get_short(sfont); - table->advanceWidthMax = sfnt_get_ushort(sfont); - table->minLeftSideBearing = sfnt_get_short(sfont); - table->minRightSideBearing = sfnt_get_short(sfont); - table->xMaxExtent = sfnt_get_short(sfont); - table->caretSlopeRise = sfnt_get_short(sfont); - table->caretSlopeRun = sfnt_get_short(sfont); - table->caretOffset = sfnt_get_short(sfont); - for(i = 0; i < 4; i++) { - table->reserved[i] = sfnt_get_short(sfont); - } - table->metricDataFormat = sfnt_get_short(sfont); - if (table->metricDataFormat != 0) - ERROR("unknown metricDataFormat"); - table->numOfLongHorMetrics = sfnt_get_ushort(sfont); - - len = sfnt_find_table_len(sfont, "hmtx"); - table->numOfExSideBearings = (USHORT)((len - table->numOfLongHorMetrics * 4) / 2); - - return table; -} - -/* vhea */ -#if 0 -char * -tt_pack_vhea_table (struct tt_vhea_table *table) -{ - int i; - char *p, *data; - - p = data = NEW(TT_VHEA_TABLE_SIZE, char); - p += sfnt_put_ulong(p, table->version); - p += sfnt_put_short(p, table->vertTypoAscender); - p += sfnt_put_short(p, table->vertTypoDescender); - p += sfnt_put_short(p, table->vertTypoLineGap); - p += sfnt_put_short(p, table->advanceHeightMax); /* ushort ? */ - p += sfnt_put_short(p, table->minTopSideBearing); - p += sfnt_put_short(p, table->minBottomSideBearing); - p += sfnt_put_short(p, table->yMaxExtent); - p += sfnt_put_short(p, table->caretSlopeRise); - p += sfnt_put_short(p, table->caretSlopeRun); - p += sfnt_put_short(p, table->caretOffset); - for(i = 0; i < 4; i++) { - p += sfnt_put_short(p, table->reserved[i]); - } - p += sfnt_put_short(p, table->metricDataFormat); - p += sfnt_put_ushort(p, table->numOfLongVerMetrics); - - return data; -} -#endif - -struct tt_vhea_table *tt_read_vhea_table (sfnt *sfont) -{ - int i; - ULONG len; - struct tt_vhea_table *table = NULL; - - table = NEW(1, struct tt_vhea_table); - - sfnt_locate_table(sfont, "vhea"); - table->version = sfnt_get_ulong(sfont); - table->vertTypoAscender = sfnt_get_short (sfont); - table->vertTypoDescender = sfnt_get_short(sfont); - table->vertTypoLineGap = sfnt_get_short(sfont); - table->advanceHeightMax = sfnt_get_short(sfont); /* ushort ? */ - table->minTopSideBearing = sfnt_get_short(sfont); - table->minBottomSideBearing = sfnt_get_short(sfont); - table->yMaxExtent = sfnt_get_short(sfont); - table->caretSlopeRise = sfnt_get_short(sfont); - table->caretSlopeRun = sfnt_get_short(sfont); - table->caretOffset = sfnt_get_short(sfont); - for(i = 0; i < 4; i++) { - (table->reserved)[i] = sfnt_get_short(sfont); - } - table->metricDataFormat = sfnt_get_short(sfont); - table->numOfLongVerMetrics = sfnt_get_ushort(sfont); - - len = sfnt_find_table_len(sfont, "vmtx"); - table->numOfExSideBearings = (USHORT)((len - table->numOfLongVerMetrics * 4) / 2); - - return table; -} - - -struct tt_VORG_table * -tt_read_VORG_table (sfnt *sfont) -{ - struct tt_VORG_table *vorg; - ULONG offset; - USHORT i; - - offset = sfnt_find_table_pos(sfont, "VORG"); - - if (offset > 0) { - vorg = NEW(1, struct tt_VORG_table); - - sfnt_locate_table(sfont, "VORG"); - if (sfnt_get_ushort(sfont) != 1 || - sfnt_get_ushort(sfont) != 0) - ERROR("Unsupported VORG version."); - - vorg->defaultVertOriginY = sfnt_get_short(sfont); - vorg->numVertOriginYMetrics = sfnt_get_ushort(sfont); - vorg->vertOriginYMetrics = NEW(vorg->numVertOriginYMetrics, - struct tt_vertOriginYMetrics); - /* - * The vertOriginYMetrics array must be sorted in increasing - * glyphIndex order. - */ - for (i = 0; - i < vorg->numVertOriginYMetrics; i++) { - vorg->vertOriginYMetrics[i].glyphIndex = sfnt_get_ushort(sfont); - vorg->vertOriginYMetrics[i].vertOriginY = sfnt_get_short(sfont); - } - } else { - vorg = NULL; - } - - return vorg; -} - -/* - * hmtx and vmtx - * - * Reading/writing hmtx and vmtx depend on other tables, maxp and hhea/vhea. - */ - -struct tt_longMetrics * -tt_read_longMetrics (sfnt *sfont, USHORT numGlyphs, USHORT numLongMetrics, USHORT numExSideBearings) -{ - struct tt_longMetrics *m; - USHORT gid, last_adv = 0; - SHORT last_esb = 0; - - m = NEW(numGlyphs, struct tt_longMetrics); - for (gid = 0; gid < numGlyphs; gid++) { - if (gid < numLongMetrics) - last_adv = sfnt_get_ushort(sfont); - if (gid < numLongMetrics + numExSideBearings) - last_esb = sfnt_get_short(sfont); - m[gid].advance = last_adv; - m[gid].sideBearing = last_esb; - } - - return m; -} - -/* OS/2 table */ -/* this table may not exist */ -struct tt_os2__table * -tt_read_os2__table (sfnt *sfont) -{ - struct tt_os2__table *table = NULL; - int i; - - if (sfnt_find_table_pos(sfont, "OS/2") == 0) - return NULL; - - sfnt_locate_table(sfont, "OS/2"); - - table = NEW(1, struct tt_os2__table); - - table->version = sfnt_get_ushort(sfont); - table->xAvgCharWidth = sfnt_get_short(sfont); - table->usWeightClass = sfnt_get_ushort(sfont); - table->usWidthClass = sfnt_get_ushort(sfont); - table->fsType = sfnt_get_short(sfont); - table->ySubscriptXSize = sfnt_get_short(sfont); - table->ySubscriptYSize = sfnt_get_short(sfont); - table->ySubscriptXOffset = sfnt_get_short(sfont); - table->ySubscriptYOffset = sfnt_get_short(sfont); - table->ySuperscriptXSize = sfnt_get_short(sfont); - table->ySuperscriptYSize = sfnt_get_short(sfont); - table->ySuperscriptXOffset = sfnt_get_short(sfont); - table->ySuperscriptYOffset = sfnt_get_short(sfont); - table->yStrikeoutSize = sfnt_get_short(sfont); - table->yStrikeoutPosition = sfnt_get_short(sfont); - table->sFamilyClass = sfnt_get_short(sfont); - for (i = 0; i < 10; i++) { - table->panose[i] = sfnt_get_byte(sfont); - } - table->ulUnicodeRange1 = sfnt_get_ulong(sfont); - table->ulUnicodeRange2 = sfnt_get_ulong(sfont); - table->ulUnicodeRange3 = sfnt_get_ulong(sfont); - table->ulUnicodeRange4 = sfnt_get_ulong(sfont); - for (i = 0; i < 4; i++) { - table->achVendID[i] = sfnt_get_char(sfont); - } - table->fsSelection = sfnt_get_ushort(sfont); - table->usFirstCharIndex = sfnt_get_ushort(sfont); - table->usLastCharIndex = sfnt_get_ushort(sfont); - if (sfnt_find_table_len(sfont, "OS/2") >= 78) { - /* these fields are not present in the original Apple spec (68-byte table), - but Microsoft's version of "format 0" does include them... grr! */ - table->sTypoAscender = sfnt_get_short(sfont); - table->sTypoDescender = sfnt_get_short(sfont); - table->sTypoLineGap = sfnt_get_short(sfont); - table->usWinAscent = sfnt_get_ushort(sfont); - table->usWinDescent = sfnt_get_ushort(sfont); - if (table->version > 0) { - /* format 1 adds the following 2 fields */ - table->ulCodePageRange1 = sfnt_get_ulong(sfont); - table->ulCodePageRange2 = sfnt_get_ulong(sfont); - if (table->version > 1) { - /* and formats 2 and 3 (current) include 5 more.... these share the - same fields, only the precise definition of some was changed */ - table->sxHeight = sfnt_get_short(sfont); - table->sCapHeight = sfnt_get_short(sfont); - table->usDefaultChar = sfnt_get_ushort(sfont); - table->usBreakChar = sfnt_get_ushort(sfont); - table->usMaxContext = sfnt_get_ushort(sfont); - } - } - } - - return table; -} - -USHORT -tt_get_name (sfnt *sfont, char *dest, USHORT destlen, - USHORT plat_id, USHORT enco_id, - USHORT lang_id, USHORT name_id) -{ - USHORT length = 0; - USHORT num_names, string_offset; - ULONG name_offset; - int i; - - name_offset = sfnt_locate_table (sfont, "name"); - - if (sfnt_get_ushort(sfont)) - ERROR ("Expecting zero"); - - num_names = sfnt_get_ushort(sfont); - string_offset = sfnt_get_ushort(sfont); - for (i=0;i<num_names;i++) { - USHORT p_id, e_id, n_id, l_id; - USHORT offset; - - p_id = sfnt_get_ushort(sfont); - e_id = sfnt_get_ushort(sfont); - l_id = sfnt_get_ushort(sfont); - n_id = sfnt_get_ushort(sfont); - length = sfnt_get_ushort(sfont); - offset = sfnt_get_ushort(sfont); - /* language ID value 0xffffu for `accept any language ID' */ - if ((p_id == plat_id) && (e_id == enco_id) && - (lang_id == 0xffffu || l_id == lang_id) && (n_id == name_id)) { - if (length > destlen - 1) { - fprintf(stderr, "\n** Notice: Name string too long. Truncating **\n"); - length = destlen - 1; - } - sfnt_seek_set (sfont, name_offset+string_offset+offset); - sfnt_read((unsigned char*)dest, length, sfont); - dest[length] = '\0'; - break; - } - } - if (i == num_names) { - length = 0; - } - - return length; -} - -USHORT -tt_get_ps_fontname (sfnt *sfont, char *dest, USHORT destlen) -{ - USHORT namelen = 0; - -#ifdef XETEX - - const char* name = FT_Get_Postscript_Name(sfont->ft_face); - namelen = strlen(name); - if (namelen > destlen - 1) { - strncpy(dest, name, destlen - 1); - dest[destlen] = 0; - } - else - strcpy(dest, name); - -#else - - /* First try Mac-Roman PS name and then Win-Unicode PS name */ - if ((namelen = tt_get_name(sfont, dest, destlen, 1, 0, 0, 6)) != 0 || - (namelen = tt_get_name(sfont, dest, destlen, 3, 1, 0x409u, 6)) != 0 || - (namelen = tt_get_name(sfont, dest, destlen, 3, 5, 0x412u, 6)) != 0) - return namelen; - - fprintf(stderr, "\n** Warning: No valid PostScript name available **\n"); - /* - Wrokaround for some bad TTfonts: - Language ID value 0xffffu for `accept any language ID' - */ - if ((namelen = tt_get_name(sfont, dest, destlen, 1, 0, 0xffffu, 6)) == 0) { - /* - Finally falling back to Mac Roman name field. - Warning: Some bad Japanese TTfonts using SJIS encoded string in the - Mac Roman name field. - */ - namelen = tt_get_name(sfont, dest, destlen, 1, 0, 0, 1); - } - -#endif - - return namelen; -} diff --git a/Build/source/texk/dvipdf-x/xsrc/type0.c b/Build/source/texk/dvipdf-x/xsrc/type0.c deleted file mode 100644 index 29acb44ea8b..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/type0.c +++ /dev/null @@ -1,687 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -/* - * Type0 font support: - * - * TODO: - * - * Composite font (multiple descendants) - not supported in PDF - */ - -#if HAVE_CONFIG_H -#include "config.h" -#endif - -#include <string.h> - -#include "system.h" -#include "mem.h" -#include "error.h" -#include "dpxfile.h" - -#include "pdfobj.h" -#include "fontmap.h" - -#include "cmap.h" -#include "cid.h" - -#include "type0.h" - - -#define TYPE0FONT_DEBUG_STR "Type0" -#define TYPE0FONT_DEBUG 3 - -static int __verbose = 0; - -static pdf_obj *pdf_read_ToUnicode_file (const char *cmap_name); - -void -Type0Font_set_verbose(void) -{ - __verbose++; -} - -/* - * used_chars: - * - * Single bit is used for each CIDs since used_chars can be reused as a - * stream content of CIDSet by doing so. See, cid.h for add_to_used() and - * is_used(). - */ - -static char * -new_used_chars2(void) -{ - char *used_chars; - - used_chars = NEW(8192, char); - memset(used_chars, 0, 8192); - - return used_chars; -} - -#define FLAG_NONE 0 -#define FLAG_USED_CHARS_SHARED (1 << 0) - -struct Type0Font { - char *fontname; /* BaseFont */ - char *encoding; /* "Identity-H" or "Identity-V" (not ID) */ - char *used_chars; /* Used chars (CIDs) */ - - /* - * Type0 only - */ - CIDFont *descendant; /* Only single descendant is allowed. */ - int flags; - int wmode; - - /* - * PDF Font Resource - */ - pdf_obj *indirect; - pdf_obj *fontdict; - pdf_obj *descriptor; /* MUST BE NULL */ -}; - -static void -Type0Font_init_font_struct (Type0Font *font) -{ - ASSERT(font); - - font->fontname = NULL; - font->fontdict = NULL; - font->indirect = NULL; - font->descriptor = NULL; - font->encoding = NULL; - font->used_chars = NULL; - font->descendant = NULL; - font->wmode = -1; - font->flags = FLAG_NONE; - - return; -} - -static void -Type0Font_clean (Type0Font *font) -{ - if (font) { - if (font->fontdict) - ERROR("%s: Object not flushed.", TYPE0FONT_DEBUG_STR); - if (font->indirect) - ERROR("%s: Object not flushed.", TYPE0FONT_DEBUG_STR); - if (font->descriptor) - ERROR("%s: FontDescriptor unexpected for Type0 font.", TYPE0FONT_DEBUG_STR); - if (!(font->flags & FLAG_USED_CHARS_SHARED) && font->used_chars) - RELEASE(font->used_chars); - if (font->encoding) - RELEASE(font->encoding); - if (font->fontname) - RELEASE(font->fontname); - font->fontdict = NULL; - font->indirect = NULL; - font->descriptor = NULL; - font->used_chars = NULL; - font->encoding = NULL; - font->fontname = NULL; - } -} - -/* PLEASE FIX THIS */ -#include "tt_cmap.h" - -static void -add_ToUnicode (Type0Font *font) -{ - pdf_obj *tounicode; - CIDFont *cidfont; - CIDSysInfo *csi; - char *cmap_name, *fontname; - - /* - * ToUnicode CMap: - * - * ToUnicode CMaps are usually not required for standard character - * collections such as Adobe-Japan1. Identity-H is used for UCS - * ordering CID-keyed fonts. External resource must be loaded for - * others. - */ - - cidfont = font->descendant; - if (!cidfont) { - ERROR("%s: No descendant CID-keyed font.", TYPE0FONT_DEBUG_STR); - return; - } - - if (CIDFont_is_ACCFont(cidfont)) { - /* No need to embed ToUnicode */ - return; - } else if (CIDFont_is_UCSFont(cidfont)) { - /* - * Old version of dvipdfmx mistakenly used Adobe-Identity as Unicode. - */ - tounicode = pdf_read_ToUnicode_file("Adobe-Identity-UCS2"); - if (!tounicode) { /* This should work */ - tounicode = pdf_new_name("Identity-H"); - } - pdf_add_dict(font->fontdict, pdf_new_name("ToUnicode"), tounicode); - return; - } - - tounicode = NULL; - csi = CIDFont_get_CIDSysInfo(cidfont); - fontname = CIDFont_get_fontname(cidfont); - if (CIDFont_get_embedding(cidfont)) { - fontname += 7; /* FIXME */ - } - - if (!strcmp(csi->registry, "Adobe") && - !strcmp(csi->ordering, "Identity")) { - switch (CIDFont_get_subtype(cidfont)) { - case CIDFONT_TYPE2: - /* PLEASE FIX THIS */ - tounicode = otf_create_ToUnicode_stream(CIDFont_get_ident(cidfont), - CIDFont_get_opt_index(cidfont), - CIDFont_get_ft_face(cidfont), - Type0Font_get_usedchars(font)); - break; - default: - if (CIDFont_get_flag(cidfont, CIDFONT_FLAG_TYPE1C)) { /* FIXME */ - tounicode = otf_create_ToUnicode_stream(CIDFont_get_ident(cidfont), - CIDFont_get_opt_index(cidfont), - CIDFont_get_ft_face(cidfont), - Type0Font_get_usedchars(font)); - } else if (CIDFont_get_flag(cidfont, CIDFONT_FLAG_TYPE1)) { /* FIXME */ - /* Font loader will create ToUnicode and set. */ - return; - } else { - cmap_name = NEW(strlen(fontname) + 7, char); - sprintf(cmap_name, "%s-UTF16", fontname); - tounicode = pdf_read_ToUnicode_file(cmap_name); - if (!tounicode) { - sprintf(cmap_name, "%s-UCS2", fontname); - tounicode = pdf_read_ToUnicode_file(cmap_name); - } - RELEASE(cmap_name); - } - break; - } - } else { - cmap_name = NEW(strlen(csi->registry)+strlen(csi->ordering)+8, char); - sprintf(cmap_name, "%s-%s-UTF16", csi->registry, csi->ordering); - tounicode = pdf_read_ToUnicode_file(cmap_name); - if (!tounicode) { - sprintf(cmap_name, "%s-%s-UCS2", csi->registry, csi->ordering); - tounicode = pdf_read_ToUnicode_file(cmap_name); - } - RELEASE(cmap_name); - } - - if (tounicode) { - pdf_add_dict(font->fontdict, - pdf_new_name("ToUnicode"), tounicode); - } else { - WARN("Failed to load ToUnicode CMap for font \"%s\"", fontname); - } - - return; -} - -void -Type0Font_set_ToUnicode (Type0Font *font, pdf_obj *cmap_ref) -{ - ASSERT(font); - - pdf_add_dict(font->fontdict, - pdf_new_name("ToUnicode"), cmap_ref); -} - -static void -Type0Font_dofont (Type0Font *font) -{ - if (!font || !font->indirect) - return; - - if (!pdf_lookup_dict(font->fontdict, "ToUnicode")) { /* FIXME */ - add_ToUnicode(font); - } -} - -static void -Type0Font_flush (Type0Font *font) -{ - if (font) { - if (font->fontdict) - pdf_release_obj(font->fontdict); - font->fontdict = NULL; - if (font->indirect) - pdf_release_obj(font->indirect); - font->indirect = NULL; - if (font->descriptor) - ERROR("%s: FontDescriptor unexpected for Type0 font.", TYPE0FONT_DEBUG_STR); - font->descriptor = NULL; - } -} - -int -Type0Font_get_wmode (Type0Font *font) -{ - ASSERT(font); - - return font->wmode; -} - -#if 0 -char * -Type0Font_get_encoding (Type0Font *font) -{ - ASSERT(font); - - return font->encoding; -} -#endif /* 0 */ - -char * -Type0Font_get_usedchars (Type0Font *font) -{ - ASSERT(font); - - return font->used_chars; -} - -pdf_obj * -Type0Font_get_resource (Type0Font *font) -{ - ASSERT(font); - - /* - * This looks somewhat strange. - */ - if (!font->indirect) { - pdf_obj *array; - - array = pdf_new_array(); - pdf_add_array(array, CIDFont_get_resource(font->descendant)); - pdf_add_dict(font->fontdict, pdf_new_name("DescendantFonts"), array); - font->indirect = pdf_ref_obj(font->fontdict); - } - - return pdf_link_obj(font->indirect); -} - -/******************************** CACHE ********************************/ - -#define CHECK_ID(n) do {\ - if ((n) < 0 || (n) >= __cache.count)\ - ERROR("%s: Invalid ID %d", TYPE0FONT_DEBUG_STR, (n));\ -} while (0) - -#define CACHE_ALLOC_SIZE 16u - -static struct font_cache { - int count; - int capacity; - Type0Font *fonts; -} __cache = { - 0, 0, NULL -}; - -void -Type0Font_cache_init (void) -{ - if (__cache.fonts) - ERROR("%s: Already initialized.", TYPE0FONT_DEBUG_STR); - __cache.count = 0; - __cache.capacity = 0; - __cache.fonts = NULL; -} - -Type0Font * -Type0Font_cache_get (int id) -{ - CHECK_ID(id); - - return &__cache.fonts[id]; -} - -#ifdef XETEX -unsigned short* -Type0Font_get_ft_to_gid(int id) -{ - return CIDFont_get_ft_to_gid(Type0Font_cache_get(id)->descendant); -} -#endif - -int -Type0Font_cache_find (const char *map_name, int cmap_id, fontmap_opt *fmap_opt) -{ - int font_id = -1; - Type0Font *font; - CIDFont *cidfont; - CMap *cmap; - CIDSysInfo *csi; - char *fontname = NULL; - int cid_id = -1, parent_id = -1, wmode = 0; - int pdf_ver; - - pdf_ver = pdf_get_version(); - if (!map_name || cmap_id < 0 || pdf_ver < 2) - return -1; - - /* - * Encoding is Identity-H or Identity-V according as thier WMode value. - * - * We do not use match against the map_name since fonts (TrueType) covers - * characters across multiple character collection (eg, Adobe-Japan1 and - * Adobe-Japan2) must be splited into multiple CID-keyed fonts. - */ - - cmap = CMap_cache_get(cmap_id); - csi = (CMap_is_Identity(cmap)) ? NULL : CMap_get_CIDSysInfo(cmap) ; - - cid_id = CIDFont_cache_find(map_name, csi, fmap_opt); - - if (cid_id < 0) - return -1; - - /* - * The descendant CID-keyed font has already been registerd. - * If CID-keyed font with ID = cid_id is new font, then create new parent - * Type 0 font. Otherwise, there already exists parent Type 0 font and - * then we find him and return his ID. We must check against their WMode. - */ - - cidfont = CIDFont_cache_get(cid_id); - wmode = CMap_get_wmode(cmap); - - /* Does CID-keyed font already have parent ? */ - parent_id = CIDFont_get_parent_id(cidfont, wmode); - if (parent_id >= 0) - return parent_id; /* If so, we don't need new one. */ - - /* - * CIDFont does not have parent or his parent's WMode does not matched with - * wmode. Create new Type0 font. - */ - - if (__cache.count >= __cache.capacity) { - __cache.capacity += CACHE_ALLOC_SIZE; - __cache.fonts = RENEW(__cache.fonts, __cache.capacity, struct Type0Font); - } - font_id = __cache.count; - font = &__cache.fonts[font_id]; - - Type0Font_init_font_struct(font); - - /* - * All CJK double-byte characters are mapped so that resulting - * character codes coincide with CIDs of given character collection. - * So, the Encoding is always Identity-H for horizontal fonts or - * Identity-V for vertical fonts. - */ - if (wmode) { - font->encoding = NEW(strlen("Identity-V")+1, char); - strcpy(font->encoding, "Identity-V"); - } else { - font->encoding = NEW(strlen("Identity-H")+1, char); - strcpy(font->encoding, "Identity-H"); - } - font->wmode = wmode; - - /* - * Now we start font dictionary. - */ - font->fontdict = pdf_new_dict(); - pdf_add_dict(font->fontdict, pdf_new_name ("Type"), pdf_new_name ("Font")); - pdf_add_dict(font->fontdict, pdf_new_name ("Subtype"), pdf_new_name ("Type0")); - - /* - * Type0 font does not have FontDescriptor because it is not a simple font. - * Instead, DescendantFonts appears here. - * - * Up to PDF version 1.5, Type0 font must have single descendant font which - * is a CID-keyed font. Future PDF spec. will allow multiple desecendant - * fonts. - */ - font->descendant = cidfont; - CIDFont_attach_parent(cidfont, font_id, wmode); - - /* - * PostScript Font name: - * - * Type0 font's fontname is usually descendant CID-keyed font's font name - * appended by -ENCODING. - */ - fontname = CIDFont_get_fontname(cidfont); - - if (__verbose) { - if (CIDFont_get_embedding(cidfont) && strlen(fontname) > 7) - MESG("(CID:%s)", fontname+7); /* skip XXXXXX+ */ - else - MESG("(CID:%s)", fontname); - } - - /* - * The difference between CID-keyed font and TrueType font appears here. - * - * Glyph substitution for vertical writing is done in CMap mapping process - * for CID-keyed fonts. But we must rely on OpenType layout table in the - * case of TrueType fonts. So, we must use different used_chars for each - * horizontal and vertical fonts in that case. - * - * In most PDF file, encoding name is not appended to fontname for Type0 - * fonts having CIDFontType 2 font as their descendant. - */ - - font->used_chars = NULL; - font->flags = FLAG_NONE; - - switch (CIDFont_get_subtype(cidfont)) { - case CIDFONT_TYPE0: - font->fontname = NEW(strlen(fontname)+strlen(font->encoding)+2, char); - sprintf(font->fontname, "%s-%s", fontname, font->encoding); - pdf_add_dict(font->fontdict, - pdf_new_name("BaseFont"), pdf_new_name(font->fontname)); - /* - * Need used_chars to write W, W2. - */ - if ((parent_id = CIDFont_get_parent_id(cidfont, wmode ? 0 : 1)) < 0) - font->used_chars = new_used_chars2(); - else { - /* Don't allocate new one. */ - font->used_chars = Type0Font_get_usedchars(Type0Font_cache_get(parent_id)); - font->flags |= FLAG_USED_CHARS_SHARED; - } - break; - case CIDFONT_TYPE2: - /* - * TrueType: - * - * Use different used_chars for H and V. - */ - pdf_add_dict(font->fontdict, - pdf_new_name("BaseFont"), pdf_new_name(fontname)); - font->used_chars = new_used_chars2(); - break; - default: - ERROR("Unrecognized CIDFont Type"); - break; - } - - pdf_add_dict(font->fontdict, - pdf_new_name("Encoding"), pdf_new_name(font->encoding)); - - __cache.count++; - - return font_id; -} - -void -Type0Font_cache_close (void) -{ - int font_id; - - /* - * This need to be fixed. - * - * CIDFont_cache_close() before Type0Font_release because of used_chars. - * ToUnicode support want descendant CIDFont's CSI and fontname. - */ - if (__cache.fonts) { - for (font_id = 0; font_id < __cache.count; font_id++) - Type0Font_dofont(&__cache.fonts[font_id]); - } - CIDFont_cache_close(); - if (__cache.fonts) { - for (font_id = 0; font_id < __cache.count; font_id++) { - Type0Font_flush(&__cache.fonts[font_id]); - Type0Font_clean(&__cache.fonts[font_id]); - } - RELEASE(__cache.fonts); - } - __cache.fonts = NULL; - __cache.count = 0; - __cache.capacity = 0; -} - - -/************************************************************************/ - -int -pdf_font_findfont0 (const char *font_name, int cmap_id, fontmap_opt *fmap_opt) -{ - return Type0Font_cache_find(font_name, cmap_id, fmap_opt); -} - -/******************************** COMPAT ********************************/ - -#ifndef WITHOUT_COMPAT - -#include "cmap_read.h" -#include "cmap_write.h" -#include "pdfresource.h" -#include "pdfencoding.h" - -static pdf_obj * -create_dummy_CMap (void) -{ - pdf_obj *stream; - char buf[32]; - int i, n; - -#define CMAP_PART0 "\ -%!PS-Adobe-3.0 Resource-CMap\n\ -%%DocumentNeededResources: ProcSet (CIDInit)\n\ -%%IncludeResource: ProcSet (CIDInit)\n\ -%%BeginResource: CMap (Adobe-Identity-UCS2)\n\ -%%Title: (Adobe-Identity-UCS2 Adobe UCS2 0)\n\ -%%Version: 1.0\n\ -%%Copyright:\n\ -%% ---\n\ -%%EndComments\n\n\ -" -#define CMAP_PART1 "\ -/CIDInit /ProcSet findresource begin\n\ -\n\ -12 dict begin\n\nbegincmap\n\n\ -/CIDSystemInfo 3 dict dup begin\n\ - /Registry (Adobe) def\n\ - /Ordering (UCS2) def\n\ - /Supplement 0 def\n\ -end def\n\n\ -/CMapName /Adobe-Identity-UCS2 def\n\ -/CMapVersion 1.0 def\n\ -/CMapType 2 def\n\n\ -2 begincodespacerange\n\ -<0000> <FFFF>\n\ -endcodespacerange\n\ -" -#define CMAP_PART3 "\ -endcmap\n\n\ -CMapName currentdict /CMap defineresource pop\n\n\ -end\nend\n\n\ -%%EndResource\n\ -%%EOF\n\ -" - - stream = pdf_new_stream(STREAM_COMPRESS); - pdf_add_stream(stream, CMAP_PART0, strlen(CMAP_PART0)); - pdf_add_stream(stream, CMAP_PART1, strlen(CMAP_PART1)); - pdf_add_stream(stream, "\n100 beginbfrange\n", strlen("\n100 beginbfrange\n")); - for (i = 0; i < 0x64; i++) { - n = sprintf(buf, - "<%02X00> <%02XFF> <%02X00>\n", i, i, i); - pdf_add_stream(stream, buf, n); - } - pdf_add_stream(stream, "endbfrange\n\n", strlen("endbfrange\n\n")); - - pdf_add_stream(stream, "\n100 beginbfrange\n", strlen("\n100 beginbfrange\n")); - for (i = 0x64; i < 0xc8; i++) { - n = sprintf(buf, - "<%02X00> <%02XFF> <%02X00>\n", i, i, i); - pdf_add_stream(stream, buf, n); - } - pdf_add_stream(stream, "endbfrange\n\n", strlen("endbfrange\n\n")); - - pdf_add_stream(stream, "\n48 beginbfrange\n", strlen("\n48 beginbfrange\n")); - for (i = 0xc8; i <= 0xd7; i++) { - n = sprintf(buf, - "<%02X00> <%02XFF> <%02X00>\n", i, i, i); - pdf_add_stream(stream, buf, n); - } - for (i = 0xe0; i <= 0xff; i++) { - n = sprintf(buf, - "<%02X00> <%02XFF> <%02X00>\n", i, i, i); - pdf_add_stream(stream, buf, n); - } - pdf_add_stream(stream, "endbfrange\n\n", strlen("endbfrange\n\n")); - - pdf_add_stream(stream, CMAP_PART3, strlen(CMAP_PART3)); - - return stream; -} - -static pdf_obj * -pdf_read_ToUnicode_file (const char *cmap_name) -{ - pdf_obj *stream; - long res_id = -1; - - ASSERT(cmap_name); - - res_id = pdf_findresource("CMap", cmap_name); - if (res_id < 0) { - if (!strcmp(cmap_name, "Adobe-Identity-UCS2")) - stream = create_dummy_CMap(); - else { - stream = pdf_load_ToUnicode_stream(cmap_name); - } - if (stream) { - res_id = pdf_defineresource("CMap", - cmap_name, - stream, PDF_RES_FLUSH_IMMEDIATE); - } - } - - return (res_id < 0 ? NULL : pdf_get_resource_reference(res_id)); -} -#endif /* !WITHOUT_COMPAT */ diff --git a/Build/source/texk/dvipdf-x/xsrc/type0.h b/Build/source/texk/dvipdf-x/xsrc/type0.h deleted file mode 100644 index 68979decbc6..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/type0.h +++ /dev/null @@ -1,58 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#ifndef _TYPE0_H_ -#define _TYPE0_H_ - -#include "pdfobj.h" - -#define add_to_used_chars2(b,c) {(b)[(c)/8] |= (1 << (7-((c)%8)));} -#define is_used_char2(b,c) (((b)[(c)/8]) & (1 << (7-((c)%8)))) - -typedef struct Type0Font Type0Font; - -extern void Type0Font_set_verbose (void); - -extern int Type0Font_get_wmode (Type0Font *font); -#if 0 -extern char *Type0Font_get_encoding (Type0Font *font); -#endif /* 0 */ -extern char *Type0Font_get_usedchars (Type0Font *font); - -extern pdf_obj *Type0Font_get_resource (Type0Font *font); - -extern void Type0Font_set_ToUnicode (Type0Font *font, pdf_obj *cmap_ref); - -#include "fontmap.h" -extern int pdf_font_findfont0 (const char *font_name, - int cmap_id, fontmap_opt *fmap_opt); - -extern unsigned short *Type0Font_get_ft_to_gid(int id); - -/******************************** CACHE ********************************/ - -extern void Type0Font_cache_init (void); -extern Type0Font *Type0Font_cache_get (int id); -extern int Type0Font_cache_find (const char *map_name, int cmap_id, fontmap_opt *fmap_opt); -extern void Type0Font_cache_close (void); - -#endif /* _TYPE0_H_ */ diff --git a/Build/source/texk/dvipdf-x/xsrc/type1.c b/Build/source/texk/dvipdf-x/xsrc/type1.c deleted file mode 100644 index f72b5b9d21a..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/type1.c +++ /dev/null @@ -1,805 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2008-2012 by Jin-Hwan Cho, Matthias Franz, and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#if HAVE_CONFIG_H -#include "config.h" -#endif - -#include <string.h> -#include <math.h> - -#include "system.h" -#include "mem.h" -#include "error.h" - -#include "dpxfile.h" - -#include "numbers.h" - -#include "pdfobj.h" -#include "pdffont.h" - -#include "pdfencoding.h" -#include "unicode.h" - -#include "dpxutil.h" - -#include "pst_obj.h" -#include "pst.h" - -#include "cff_limits.h" -#include "cff_types.h" -#include "cff_dict.h" -#include "cff.h" - -#include "t1_load.h" -#include "t1_char.h" - -#include "type1.h" - -#include "tfm.h" - -#define FONT_FLAG_FIXEDPITCH (1 << 0) /* Fixed-width font */ -#define FONT_FLAG_SERIF (1 << 1) /* Serif font */ -#define FONT_FLAG_SYMBOLIC (1 << 2) /* Symbolic font */ -#define FONT_FLAG_SCRIPT (1 << 3) /* Script font */ -#define FONT_FLAG_STANDARD (1 << 5) /* Adobe Standard Character Set */ -#define FONT_FLAG_ITALIC (1 << 6) /* Italic */ -#define FONT_FLAG_ALLCAP (1 << 16) /* All-cap font */ -#define FONT_FLAG_SMALLCAP (1 << 17) /* Small-cap font */ -#define FONT_FLAG_FORCEBOLD (1 << 18) /* Force bold at small text sizes */ - -static int -is_basefont (const char *name) -{ - static const char *basefonts[] = { - "Courier", "Courier-Bold", "Courier-Oblique", - "Courier-BoldOblique", "Helvetica", "Helvetica-Bold", - "Helvetica-Oblique", "Helvetica-BoldOblique", "Symbol", - "Times-Roman", "Times-Bold", "Times-Italic", - "Times-BoldItalic", "ZapfDingbats" - }; - int i; - - for (i = 0; i < 14; i++) { - if (!strcmp(name, basefonts[i])) - return 1; - } - - return 0; -} - -int -pdf_font_open_type1 (pdf_font *font) -{ - char *ident; - FILE *fp; - char fontname[PDF_NAME_LEN_MAX+1]; - - ASSERT(font); - - ident = pdf_font_get_ident(font); - - if (is_basefont(ident)) { - pdf_font_set_fontname(font, ident); - pdf_font_set_subtype (font, PDF_FONT_FONTTYPE_TYPE1); - pdf_font_set_flags (font, - (PDF_FONT_FLAG_NOEMBED|PDF_FONT_FLAG_BASEFONT)); - } else { - fp = DPXFOPEN(ident, DPX_RES_TYPE_T1FONT); - if (!fp) - return -1; - - memset(fontname, 0, PDF_NAME_LEN_MAX+1); - if (!is_pfb(fp) || t1_get_fontname(fp, fontname) < 0) { - ERROR("Failed to read Type 1 font \"%s\".", ident); - } - DPXFCLOSE(fp); - - pdf_font_set_fontname(font, fontname); - pdf_font_set_subtype (font, PDF_FONT_FONTTYPE_TYPE1); - } - - return 0; -} - -static void -get_font_attr (pdf_font *font, cff_font *cffont) -{ - char *fontname; - pdf_obj *descriptor; - double capheight, ascent, descent; - double italicangle, stemv; - double defaultwidth, nominalwidth; - long flags = 0, gid, i; - static const char *L_c[] = { - "H", "P", "Pi", "Rho", NULL - }; - static const char *L_d[] = { - "p", "q", "mu", "eta", NULL - }; - static const char *L_a[] = { - "b", "h", "lambda", NULL - }; - t1_ginfo gm; - - defaultwidth = 500.0; - nominalwidth = 0.0; - - /* - * CapHeight, Ascent, and Descent is meaningfull only for Latin/Greek/Cyrillic. - * The BlueValues and OtherBlues also have those information. - */ - if (cff_dict_known(cffont->topdict, "FontBBox")) { - /* Default values */ - capheight = ascent = cff_dict_get(cffont->topdict, "FontBBox", 3); - descent = cff_dict_get(cffont->topdict, "FontBBox", 1); - } else { - capheight = 680.0; - ascent = 690.0; - descent = -190.0; - } - if (cff_dict_known(cffont->private[0], "StdVW")) { - stemv = cff_dict_get(cffont->private[0], "StdVW", 0); - } else { - /* - * We may use the following values for StemV: - * Thin - ExtraLight: <= 50 - * Light: 71 - * Regular(Normal): 88 - * Medium: 109 - * SemiBold(DemiBold): 135 - * Bold - Heavy: >= 166 - */ - stemv = 88.0; - } - if (cff_dict_known(cffont->topdict, "ItalicAngle")) { - italicangle = cff_dict_get(cffont->topdict, "ItalicAngle", 0); - if (italicangle != 0.0) - flags |= FONT_FLAG_ITALIC; - } else { - italicangle = 0.0; - } - - /* - * Use "space", "H", "p", and "b" for various values. - * Those characters should not "seac". (no accent) - */ - gid = cff_glyph_lookup(cffont, "space"); - if (gid >= 0 && gid < cffont->cstrings->count) { - t1char_get_metrics(cffont->cstrings->data + cffont->cstrings->offset[gid] - 1, - cffont->cstrings->offset[gid+1] - cffont->cstrings->offset[gid], - cffont->subrs[0], &gm); - defaultwidth = gm.wx; - } - - for (i = 0; L_c[i] != NULL; i++) { - gid = cff_glyph_lookup(cffont, L_c[i]); - if (gid >= 0 && gid < cffont->cstrings->count) { - t1char_get_metrics(cffont->cstrings->data + cffont->cstrings->offset[gid] - 1, - cffont->cstrings->offset[gid+1] - cffont->cstrings->offset[gid], - cffont->subrs[0], &gm); - capheight = gm.bbox.ury; - break; - } - } - - for (i = 0; L_d[i] != NULL; i++) { - gid = cff_glyph_lookup(cffont, L_d[i]); - if (gid >= 0 && gid < cffont->cstrings->count) { - t1char_get_metrics(cffont->cstrings->data + cffont->cstrings->offset[gid] - 1, - cffont->cstrings->offset[gid+1] - cffont->cstrings->offset[gid], - cffont->subrs[0], &gm); - descent = gm.bbox.lly; - break; - } - } - - for (i = 0; L_a[i] != NULL; i++) { - gid = cff_glyph_lookup(cffont, L_a[i]); - if (gid >= 0 && gid < cffont->cstrings->count) { - t1char_get_metrics(cffont->cstrings->data + cffont->cstrings->offset[gid] - 1, - cffont->cstrings->offset[gid+1] - cffont->cstrings->offset[gid], - cffont->subrs[0], &gm); - ascent = gm.bbox.ury; - break; - } - } - - if (defaultwidth != 0.0) { - cff_dict_add(cffont->private[0], "defaultWidthX", 1); - cff_dict_set(cffont->private[0], "defaultWidthX", 0, defaultwidth); - } - if (nominalwidth != 0.0) { - cff_dict_add(cffont->private[0], "nominalWidthX", 1); - cff_dict_set(cffont->private[0], "nominalWidthX", 0, nominalwidth); - } - if (cff_dict_known(cffont->private[0], "ForceBold") && - cff_dict_get(cffont->private[0], "ForceBold", 0)) { - flags |= FONT_FLAG_FORCEBOLD; - } - if (cff_dict_known(cffont->private[0], "IsFixedPitch") && - cff_dict_get(cffont->private[0], "IsFixedPitch", 0)) { - flags |= FONT_FLAG_FIXEDPITCH; - } - - fontname = pdf_font_get_fontname (font); - descriptor = pdf_font_get_descriptor(font); - - if (fontname && !strstr(fontname, "Sans")) { - flags |= FONT_FLAG_SERIF; - } - if (fontname && strstr(fontname, "Caps")) { - flags |= FONT_FLAG_SMALLCAP; - } - flags |= FONT_FLAG_SYMBOLIC; /* FIXME */ - - pdf_add_dict(descriptor, - pdf_new_name("CapHeight"), pdf_new_number(capheight)); - pdf_add_dict(descriptor, - pdf_new_name("Ascent"), pdf_new_number(ascent)); - pdf_add_dict(descriptor, - pdf_new_name("Descent"), pdf_new_number(descent)); - pdf_add_dict(descriptor, - pdf_new_name("ItalicAngle"), pdf_new_number(italicangle)); - pdf_add_dict(descriptor, - pdf_new_name("StemV"), pdf_new_number(stemv)); - pdf_add_dict(descriptor, - pdf_new_name("Flags"), pdf_new_number(flags)); -} - -static void -add_metrics (pdf_font *font, cff_font *cffont, char **enc_vec, double *widths, long num_glyphs) -{ - pdf_obj *fontdict, *descriptor; - pdf_obj *tmp_array; - int code, firstchar, lastchar; - double val; - int i, tfm_id; - char *usedchars; - double scaling; - - fontdict = pdf_font_get_resource (font); - descriptor = pdf_font_get_descriptor(font); - usedchars = pdf_font_get_usedchars (font); - - /* - * The original FontBBox of the font is preserved, instead - * of replacing it with tight bounding box calculated from - * charstrings, to prevent Acrobat 4 from greeking text as - * much as possible. - */ - if (!cff_dict_known(cffont->topdict, "FontBBox")) { - ERROR("No FontBBox?"); - } - - /* The widhts array in the font dictionary must be given relative - * to the default scaling of 1000:1, not relative to the scaling - * given by the font matrix. - */ - if (cff_dict_known(cffont->topdict, "FontMatrix")) - scaling = 1000*cff_dict_get(cffont->topdict, "FontMatrix", 0); - else - scaling = 1; - - tmp_array = pdf_new_array(); - for (i = 0; i < 4; i++) { - val = cff_dict_get(cffont->topdict, "FontBBox", i); - pdf_add_array(tmp_array, pdf_new_number(ROUND(val, 1.0))); - } - pdf_add_dict(descriptor, pdf_new_name("FontBBox"), tmp_array); - - tmp_array = pdf_new_array(); - if (num_glyphs <= 1) { /* This must be an error. */ - firstchar = lastchar = 0; - pdf_add_array(tmp_array, pdf_new_number(0.0)); - } else { - for (firstchar = 255, lastchar = 0, code = 0; code < 256; code++) { - if (usedchars[code]) { - if (code < firstchar) firstchar = code; - if (code > lastchar) lastchar = code; - } - } - if (firstchar > lastchar) { - WARN("No glyphs actually used???"); - pdf_release_obj(tmp_array); - return; - } - tfm_id = tfm_open(pdf_font_get_mapname(font), 0); - for (code = firstchar; code <= lastchar; code++) { - if (usedchars[code]) { - double width; - if (tfm_id < 0) /* tfm is not found */ - width = scaling * widths[cff_glyph_lookup(cffont, enc_vec[code])]; - else - width = 1000. * tfm_get_width(tfm_id, code); - pdf_add_array(tmp_array, - pdf_new_number(ROUND(width, 0.1))); - } else { - pdf_add_array(tmp_array, pdf_new_number(0.0)); - } - } - } - - if (pdf_array_length(tmp_array) > 0) { - pdf_add_dict(fontdict, - pdf_new_name("Widths"), pdf_ref_obj(tmp_array)); - } - pdf_release_obj(tmp_array); - - pdf_add_dict(fontdict, - pdf_new_name("FirstChar"), pdf_new_number(firstchar)); - pdf_add_dict(fontdict, - pdf_new_name("LastChar"), pdf_new_number(lastchar)); - - return; -} - - -static long -write_fontfile (pdf_font *font, cff_font *cffont, long num_glyphs) -{ - pdf_obj *descriptor; - pdf_obj *fontfile, *stream_dict; - cff_index *topdict; - long private_size, stream_data_len, charstring_len; - long topdict_offset, offset; -#define WBUF_SIZE 1024 - card8 *stream_data_ptr, wbuf[WBUF_SIZE]; - - descriptor = pdf_font_get_descriptor(font); - - topdict = cff_new_index(1); - /* - * Force existence of Encoding. - */ - if (!cff_dict_known(cffont->topdict, "CharStrings")) - cff_dict_add(cffont->topdict, "CharStrings", 1); - if (!cff_dict_known(cffont->topdict, "charset")) - cff_dict_add(cffont->topdict, "charset", 1); - if (!cff_dict_known(cffont->topdict, "Encoding")) - cff_dict_add(cffont->topdict, "Encoding", 1); - private_size = cff_dict_pack((cffont->private)[0], wbuf, WBUF_SIZE); - if (private_size > 0 && !cff_dict_known(cffont->topdict, "Private")) - cff_dict_add(cffont->topdict, "Private", 2); - topdict->offset[1] = cff_dict_pack(cffont->topdict, wbuf, WBUF_SIZE) + 1; - - /* - * Estimate total size of fontfile. - */ - charstring_len = cff_index_size(cffont->cstrings); - - stream_data_len = 4; /* header size */ - stream_data_len += cff_index_size(cffont->name); - stream_data_len += cff_index_size(topdict); - stream_data_len += cff_index_size(cffont->string); - stream_data_len += cff_index_size(cffont->gsubr); - /* We are using format 1 for Encoding and format 0 for charset. - * TODO: Should implement cff_xxx_size(). - */ - stream_data_len += 2 + (cffont->encoding->num_entries)*2 + 1 + (cffont->encoding->num_supps)*3; - stream_data_len += 1 + (cffont->charsets->num_entries)*2; - stream_data_len += charstring_len; - stream_data_len += private_size; - - /* - * Now we create FontFile data. - */ - stream_data_ptr = NEW(stream_data_len, card8); - /* - * Data Layout order as described in CFF spec., sec 2 "Data Layout". - */ - offset = 0; - /* Header */ - offset += cff_put_header(cffont, - stream_data_ptr + offset, stream_data_len - offset); - /* Name */ - offset += cff_pack_index(cffont->name, - stream_data_ptr + offset, stream_data_len - offset); - /* Top DICT */ - topdict_offset = offset; - offset += cff_index_size(topdict); - /* Strings */ - offset += cff_pack_index(cffont->string, - stream_data_ptr + offset, stream_data_len - offset); - /* Global Subrs */ - offset += cff_pack_index(cffont->gsubr, - stream_data_ptr + offset, stream_data_len - offset); - /* Encoding */ - /* TODO: don't write Encoding entry if the font is always used - * with PDF Encoding information. Applies to type1c.c as well. - */ - cff_dict_set(cffont->topdict, "Encoding", 0, offset); - offset += cff_pack_encoding(cffont, - stream_data_ptr + offset, stream_data_len - offset); - /* charset */ - cff_dict_set(cffont->topdict, "charset", 0, offset); - offset += cff_pack_charsets(cffont, - stream_data_ptr + offset, stream_data_len - offset); - /* CharStrings */ - cff_dict_set(cffont->topdict, "CharStrings", 0, offset); - offset += cff_pack_index(cffont->cstrings, - stream_data_ptr + offset, charstring_len); - /* Private */ - if ((cffont->private)[0] && private_size > 0) { - private_size = cff_dict_pack(cffont->private[0], - stream_data_ptr + offset, private_size); - cff_dict_set(cffont->topdict, "Private", 1, offset); - cff_dict_set(cffont->topdict, "Private", 0, private_size); - } - offset += private_size; - - /* Finally Top DICT */ - topdict->data = NEW(topdict->offset[1] - 1, card8); - cff_dict_pack (cffont->topdict, topdict->data, topdict->offset[1] - 1); - cff_pack_index(topdict, - stream_data_ptr + topdict_offset, cff_index_size(topdict)); - cff_release_index(topdict); - - /* Copyright and Trademark Notice ommited. */ - - /* Flush Font File */ - fontfile = pdf_new_stream(STREAM_COMPRESS); - stream_dict = pdf_stream_dict(fontfile); - pdf_add_dict(descriptor, - pdf_new_name("FontFile3"), pdf_ref_obj (fontfile)); - pdf_add_dict(stream_dict, - pdf_new_name("Subtype"), pdf_new_name("Type1C")); - pdf_add_stream (fontfile, (void *) stream_data_ptr, offset); - pdf_release_obj(fontfile); - - RELEASE(stream_data_ptr); - - return offset; -} - - -int -pdf_font_load_type1 (pdf_font *font) -{ - pdf_obj *fontdict; - int encoding_id; - char *usedchars, *ident; - char *fontname, *uniqueTag; - char *fullname; /* With pseudo unique tag */ - cff_font *cffont; - cff_charsets *charset; - char **enc_vec; - double defaultwidth, nominalwidth; - double *widths; - card16 *GIDMap, num_glyphs = 0; - FILE *fp; - long offset; - int code, verbose; - - ASSERT(font); - - if (!pdf_font_is_in_use(font)) { - return 0; - } - - verbose = pdf_font_get_verbose(); - - encoding_id = pdf_font_get_encoding (font); - fontdict = pdf_font_get_resource (font); - - pdf_font_get_descriptor(font); - usedchars = pdf_font_get_usedchars (font); - ident = pdf_font_get_ident (font); - fontname = pdf_font_get_fontname (font); - uniqueTag = pdf_font_get_uniqueTag (font); - if (!usedchars || !ident || !fontname) { - ERROR("Type1: Unexpected error."); - } - - fp = DPXFOPEN(ident, DPX_RES_TYPE_T1FONT); - if (!fp) { - ERROR("Type1: Could not open Type1 font: %s", ident); - } - - GIDMap = NULL; - num_glyphs = 0; - - if (encoding_id >= 0) { - enc_vec = NULL; - } else { - enc_vec = NEW(256, char *); - for (code = 0; code <= 0xff; code++) { - enc_vec[code] = NULL; - } - } - - cffont = t1_load_font(enc_vec, 0, fp); - if (!cffont) { - ERROR("Could not load Type 1 font: %s", ident); - } - DPXFCLOSE(fp); - - fullname = NEW(strlen(fontname) + 8, char); - sprintf(fullname, "%6s+%s", uniqueTag, fontname); - - /* - * Encoding related things. - */ - if (encoding_id >= 0) { - enc_vec = pdf_encoding_get_encoding(encoding_id); - } else { - pdf_obj *tounicode; - - /* - * Create enc_vec and ToUnicode CMap for built-in encoding. - */ - if (!pdf_lookup_dict(fontdict, "ToUnicode")) { - tounicode = pdf_create_ToUnicode_CMap(fullname, - enc_vec, usedchars); - if (tounicode) { - pdf_add_dict(fontdict, - pdf_new_name("ToUnicode"), - pdf_ref_obj (tounicode)); - pdf_release_obj(tounicode); - } - } - } - - cff_set_name(cffont, fullname); - RELEASE(fullname); - - /* defaultWidthX, CapHeight, etc. */ - get_font_attr(font, cffont); - if (cff_dict_known(cffont->private[0], "defaultWidthX")) { - defaultwidth = cff_dict_get(cffont->private[0], "defaultWidthX", 0); - } else { - defaultwidth = 0.0; - } - if (cff_dict_known(cffont->private[0], "nominalWidthX")) { - nominalwidth = cff_dict_get(cffont->private[0], "nominalWidthX", 0); - } else { - nominalwidth = 0.0; - } - - /* Create CFF encoding, charset, sort glyphs */ -#define MAX_GLYPHS 1024 - GIDMap = NEW(MAX_GLYPHS, card16); - { - int prev, duplicate; - long gid; - char *glyph; - s_SID sid; - - cffont->encoding = NEW(1, cff_encoding); - cffont->encoding->format = 1; - cffont->encoding->num_entries = 0; - cffont->encoding->data.range1 = NEW(256, cff_range1); - cffont->encoding->num_supps = 0; - cffont->encoding->supp = NEW(256, cff_map); - - charset = NEW(1, cff_charsets); - charset->format = 0; - charset->num_entries = 0; - charset->data.glyphs = NEW(MAX_GLYPHS, s_SID); - - gid = cff_glyph_lookup(cffont, ".notdef"); - if (gid < 0) - ERROR("Type 1 font with no \".notdef\" glyph???"); - GIDMap[0] = (card16) gid; - if (verbose > 2) - MESG("[glyphs:/.notdef"); - num_glyphs = 1; - for (prev = -2, code = 0; code <= 0xff; code++) { - glyph = enc_vec[code]; - - if (!usedchars[code]) - continue; - if (glyph && !strcmp(glyph, ".notdef")) { - WARN("Character mapped to .notdef used in font: %s", - fontname); - usedchars[code] = 0; - continue; - } - - gid = cff_glyph_lookup(cffont, glyph); - if (gid < 1 || gid >= cffont->cstrings->count) { - WARN("Glyph \"%s\" missing in font \"%s\".", glyph, fontname); - usedchars[code] = 0; - continue; - } - - for (duplicate = 0; duplicate < code; duplicate++) { - if (usedchars[duplicate] && - enc_vec[duplicate] && !strcmp(enc_vec[duplicate], glyph)) - break; - } - - sid = cff_add_string(cffont, glyph, 1); /* FIXME */ - if (duplicate < code) { /* found duplicates */ - cffont->encoding->supp[cffont->encoding->num_supps].code = duplicate; - cffont->encoding->supp[cffont->encoding->num_supps].glyph = sid; - cffont->encoding->num_supps += 1; - } else { - GIDMap[num_glyphs] = (card16) gid; - charset->data.glyphs[charset->num_entries] = sid; - charset->num_entries += 1; - if (code != prev + 1) { - cffont->encoding->num_entries += 1; - cffont->encoding->data.range1[cffont->encoding->num_entries-1].first = code; - cffont->encoding->data.range1[cffont->encoding->num_entries-1].n_left = 0; - } else { - cffont->encoding->data.range1[cffont->encoding->num_entries-1].n_left += 1; - } - prev = code; - num_glyphs++; - - if (verbose > 2) { - MESG("/%s", glyph); - } - - } - } - if (cffont->encoding->num_supps > 0) { - cffont->encoding->format |= 0x80; - } else { - RELEASE(cffont->encoding->supp); /* FIXME */ - cffont->encoding->supp = NULL; - } - } - - widths = NEW(cffont->cstrings->count, double); - /* - * No more string will be added. - * The Type 1 seac operator may add another glyph but the glyph name of - * those glyphs are contained in standard string. The String Index will - * not be modified after here. - * BUT: We cannot update the String Index yet because then we wouldn't be - * able to find the GIDs of the base and accent characters (unless they - * have been used already). - */ - - { - cff_index *cstring; - t1_ginfo gm; - card16 gid, gid_orig; - long dstlen_max, srclen; - card8 *srcptr, *dstptr; - - offset = dstlen_max = 0L; - cstring = cff_new_index(cffont->cstrings->count); - cstring->data = NULL; - cstring->offset[0] = 1; - - /* The num_glyphs increases if "seac" operators are used. */ - for (gid = 0; gid < num_glyphs; gid++) { - if (offset + CS_STR_LEN_MAX >= dstlen_max) { - dstlen_max += CS_STR_LEN_MAX * 2; - cstring->data = RENEW(cstring->data, dstlen_max, card8); - } - gid_orig = GIDMap[gid]; - - dstptr = cstring->data + cstring->offset[gid] - 1; - srcptr = cffont->cstrings->data + cffont->cstrings->offset[gid_orig] - 1; - srclen = cffont->cstrings->offset[gid_orig + 1] - cffont->cstrings->offset[gid_orig]; - - offset += t1char_convert_charstring(dstptr, CS_STR_LEN_MAX, - srcptr, srclen, - cffont->subrs[0], defaultwidth, nominalwidth, &gm); - cstring->offset[gid + 1] = offset + 1; - if (gm.use_seac) { - long bchar_gid, achar_gid, i; - const char *bchar_name, *achar_name; - - /* - * NOTE: - * 1. seac.achar and seac.bchar must be contained in the CFF standard string. - * 2. Those characters need not to be encoded. - * 3. num_glyphs == charsets->num_entries + 1. - */ - achar_name = t1_get_standard_glyph(gm.seac.achar); - achar_gid = cff_glyph_lookup(cffont, achar_name); - bchar_name = t1_get_standard_glyph(gm.seac.bchar); - bchar_gid = cff_glyph_lookup(cffont, bchar_name); - if (achar_gid < 0) { - WARN("Accent char \"%s\" not found. Invalid use of \"seac\" operator.", - achar_name); - continue; - } - if (bchar_gid < 0) { - WARN("Base char \"%s\" not found. Invalid use of \"seac\" operator.", - bchar_name); - continue; - } - - for (i = 0; i < num_glyphs; i++) { - if (GIDMap[i] == achar_gid) - break; - } - if (i == num_glyphs) { - if (verbose > 2) - MESG("/%s", achar_name); - GIDMap[num_glyphs++] = achar_gid; - charset->data.glyphs[charset->num_entries] = cff_get_seac_sid(cffont, achar_name); - charset->num_entries += 1; - } - - for (i = 0; i < num_glyphs; i++) { - if (GIDMap[i] == bchar_gid) - break; - } - if (i == num_glyphs) { - if (verbose > 2) - MESG("/%s", bchar_name); - GIDMap[num_glyphs++] = bchar_gid; - charset->data.glyphs[charset->num_entries] = cff_get_seac_sid(cffont, bchar_name); - charset->num_entries += 1; - } - } - widths[gid] = gm.wx; - } - cstring->count = num_glyphs; - - cff_release_index(cffont->subrs[0]); - cffont->subrs[0] = NULL; - RELEASE(cffont->subrs); - cffont->subrs = NULL; - - cff_release_index(cffont->cstrings); - cffont->cstrings = cstring; - - cff_release_charsets(cffont->charsets); - cffont->charsets = charset; - } - if (verbose > 2) - MESG("]"); - - /* Now we can update the String Index */ - cff_dict_update (cffont->topdict, cffont); - cff_dict_update (cffont->private[0], cffont); - cff_update_string(cffont); - - add_metrics(font, cffont, enc_vec, widths, num_glyphs); - - offset = write_fontfile(font, cffont, num_glyphs); - if (verbose > 1) - MESG("[%u glyphs][%ld bytes]", num_glyphs, offset); - - cff_close(cffont); - - /* Cleanup */ - if (encoding_id < 0 && enc_vec) { - for (code = 0; code < 256; code++) { - if (enc_vec[code]) - RELEASE(enc_vec[code]); - enc_vec[code] = NULL; - } - RELEASE(enc_vec); - } - if (widths) - RELEASE(widths); - if (GIDMap) - RELEASE(GIDMap); - - /* - * Maybe writing Charset is recommended for subsetted font. - */ - - return 0; -} diff --git a/Build/source/texk/dvipdf-x/xsrc/type1c.c b/Build/source/texk/dvipdf-x/xsrc/type1c.c deleted file mode 100644 index 64c67ecb4d3..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/type1c.c +++ /dev/null @@ -1,750 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2008-2012 by Jin-Hwan Cho, Matthias Franz, and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -/* - * CFF/OpenType Font support: - * - * Adobe Technical Note #5176, "The Compact Font Format Specfication" - * - * NOTE: - * - * Many CFF/OpenType does not have meaningful/correct CFF encoding. - * Encoding should be expilicitly supplied in the fontmap. - * - */ - -#if HAVE_CONFIG_H -#include "config.h" -#endif - -#include <string.h> - -#include "system.h" -#include "mem.h" -#include "error.h" - -#include "dpxfile.h" - -#include "pdfobj.h" -#include "pdffont.h" - -#include "pdfencoding.h" -#include "unicode.h" - -/* Font info. from OpenType tables */ -#include "sfnt.h" -#include "tt_aux.h" - -#include "cff_types.h" -#include "cff_limits.h" -#include "cff.h" -#include "cff_dict.h" -#include "cs_type2.h" - -#include "type1c.h" - -#include "tfm.h" - -int -pdf_font_open_type1c (pdf_font *font) -{ - char *fontname; - FILE *fp = NULL; - sfnt *sfont; - cff_font *cffont; - pdf_obj *descriptor, *tmp; - unsigned long offset = 0; - int encoding_id, embedding; - - ASSERT(font); - - pdf_font_get_ident (font); - encoding_id = pdf_font_get_encoding(font); - -#ifdef XETEX - sfont = sfnt_open(pdf_font_get_ft_face(font), SFNT_TYPE_POSTSCRIPT); - if (!sfont) - return -1; -#else - fp = DPXFOPEN(ident, DPX_RES_TYPE_OTFONT); - if (!fp) - return -1; - - sfont = sfnt_open(fp); -#endif - if (!sfont || - sfont->type != SFNT_TYPE_POSTSCRIPT || - sfnt_read_table_directory(sfont, 0) < 0) { - ERROR("Not a CFF/OpenType font?"); - } - - offset = sfnt_find_table_pos(sfont, "CFF "); - if (offset < 1) { - ERROR("No \"CFF \" table found. Not a CFF/OpenType font?"); - } - - cffont = cff_open(sfont, offset, 0); - if (!cffont) { - ERROR("Could not read CFF font data"); - } - - if (cffont->flag & FONTTYPE_CIDFONT) { - cff_close (cffont); - sfnt_close(sfont); - if (fp) - DPXFCLOSE(fp); - return -1; - } - - fontname = cff_get_name(cffont); - if (!fontname) { - ERROR("No valid FontName found in CFF/OpenType font."); - } - pdf_font_set_fontname(font, fontname); - RELEASE(fontname); - - cff_close(cffont); - - /* - * Font like AdobePiStd does not have meaningful built-in encoding. - * Some software generate CFF/OpenType font with incorrect encoding. - */ - if (encoding_id < 0) { - WARN("Built-in encoding used for CFF/OpenType font."); - WARN("CFF font in OpenType font sometimes have strange built-in encoding."); - WARN("If you find text is not encoded properly in the generated PDF file,"); - WARN("please specify appropriate \".enc\" file in your fontmap."); - } - pdf_font_set_subtype (font, PDF_FONT_FONTTYPE_TYPE1C); - - embedding = pdf_font_get_flag(font, PDF_FONT_FLAG_NOEMBED) ? 0 : 1; - descriptor = pdf_font_get_descriptor(font); - /* - * Create font descriptor from OpenType tables. - * We can also use CFF TOP DICT/Private DICT for this. - */ - tmp = tt_get_fontdesc(sfont, &embedding, -1, 1, fontname); - if (!tmp) { - ERROR("Could not obtain neccesary font info from OpenType table."); - return -1; - } - pdf_merge_dict (descriptor, tmp); /* copy */ - pdf_release_obj(tmp); - if (!embedding) { /* tt_get_fontdesc may have changed this */ - pdf_font_set_flags(font, PDF_FONT_FLAG_NOEMBED); - } - - sfnt_close(sfont); - if (fp) - DPXFCLOSE(fp); - - return 0; -} - -static void -add_SimpleMetrics (pdf_font *font, cff_font *cffont, - double *widths, card16 num_glyphs) -{ - pdf_obj *fontdict; - int code, firstchar, lastchar, tfm_id; - char *usedchars; - pdf_obj *tmp_array; - double scaling; - - fontdict = pdf_font_get_resource(font); - usedchars = pdf_font_get_usedchars(font); - - /* The widhts array in the font dictionary must be given relative - * to the default scaling of 1000:1, not relative to the scaling - * given by the font matrix. - */ - if (cff_dict_known(cffont->topdict, "FontMatrix")) - scaling = 1000*cff_dict_get(cffont->topdict, "FontMatrix", 0); - else - scaling = 1; - - tmp_array = pdf_new_array(); - if (num_glyphs <= 1) { - /* This should be error. */ - firstchar = lastchar = 0; - pdf_add_array(tmp_array, pdf_new_number(0.0)); - } else { - firstchar = 255; lastchar = 0; - for (code = 0; code < 256; code++) { - if (usedchars[code]) { - if (code < firstchar) firstchar = code; - if (code > lastchar) lastchar = code; - } - } - if (firstchar > lastchar) { - ERROR("No glyphs used at all!"); - pdf_release_obj(tmp_array); - return; - } - tfm_id = tfm_open(pdf_font_get_mapname(font), 0); - for (code = firstchar; code <= lastchar; code++) { - if (usedchars[code]) { - double width; - if (tfm_id < 0) /* tfm is not found */ - width = scaling * widths[code]; - else - width = 1000. * tfm_get_width(tfm_id, code); - pdf_add_array(tmp_array, - pdf_new_number(ROUND(width, 0.1))); - } else { - pdf_add_array(tmp_array, pdf_new_number(0.0)); - } - } - } - - if (pdf_array_length(tmp_array) > 0) { - pdf_add_dict(fontdict, - pdf_new_name("Widths"), pdf_ref_obj(tmp_array)); - } - pdf_release_obj(tmp_array); - - pdf_add_dict(fontdict, - pdf_new_name("FirstChar"), pdf_new_number(firstchar)); - pdf_add_dict(fontdict, - pdf_new_name("LastChar"), pdf_new_number(lastchar)); - - return; -} - -int -pdf_font_load_type1c (pdf_font *font) -{ - pdf_obj *fontdict, *descriptor; - char *usedchars; - char *fontname, *uniqueTag, *ident, *fullname; - FILE *fp = NULL; - int encoding_id; - pdf_obj *fontfile, *stream_dict; - char **enc_vec; - sfnt *sfont; - cff_font *cffont; - cff_index *charstrings, *topdict, *cs_idx; - cff_charsets *charset = NULL; - cff_encoding *encoding = NULL; - long topdict_offset, private_size; - long charstring_len, max_len; - long size, offset = 0; - long stream_data_len = 0; - card8 *stream_data_ptr, *data; - card16 num_glyphs, cs_count, code; - cs_ginfo ginfo; - double nominal_width, default_width, notdef_width; - double widths[256]; - int verbose; - - ASSERT(font); - - verbose = pdf_font_get_verbose(); - - if (!pdf_font_is_in_use(font)) { - return 0; - } - - if (pdf_font_get_flag(font, PDF_FONT_FLAG_NOEMBED)) { - ERROR("Only embedded font supported for CFF/OpenType font."); - } - - usedchars = pdf_font_get_usedchars (font); - fontname = pdf_font_get_fontname (font); - ident = pdf_font_get_ident (font); - uniqueTag = pdf_font_get_uniqueTag (font); - if (!usedchars || - !fontname || !ident) { - ERROR("Unexpected error...."); - } - - fontdict = pdf_font_get_resource (font); - descriptor = pdf_font_get_descriptor(font); - encoding_id = pdf_font_get_encoding (font); - -#ifdef XETEX - sfont = sfnt_open(pdf_font_get_ft_face(font), SFNT_TYPE_POSTSCRIPT); -#else - fp = DPXFOPEN(ident, DPX_RES_TYPE_OTFONT); - if (!fp) { - ERROR("Could not open OpenType font: %s", ident); - } - - sfont = sfnt_open(fp); -#endif - if (!sfont) { - ERROR("Could not open OpenType font: %s", ident); - } - if (sfnt_read_table_directory(sfont, 0) < 0) { - ERROR("Could not read OpenType table directory: %s", ident); - } - if (sfont->type != SFNT_TYPE_POSTSCRIPT || - (offset = sfnt_find_table_pos(sfont, "CFF ")) == 0) { - ERROR("Not a CFF/OpenType font ?"); - } - - cffont = cff_open(sfont, offset, 0); - if (!cffont) { - ERROR("Could not open CFF font."); - } - if (cffont->flag & FONTTYPE_CIDFONT) { - ERROR("This is CIDFont..."); - } - - fullname = NEW(strlen(fontname) + 8, char); - sprintf(fullname, "%6s+%s", uniqueTag, fontname); - - /* Offsets from DICTs */ - cff_read_charsets(cffont); - if (encoding_id < 0) - cff_read_encoding(cffont); - cff_read_private(cffont); - cff_read_subrs (cffont); - - /* FIXME */ - cffont->_string = cff_new_index(0); - - /* New Charsets data */ - charset = NEW(1, cff_charsets); - charset->format = 0; - charset->num_entries = 0; - charset->data.glyphs = NEW(256, s_SID); - - /* - * Encoding related things. - */ - enc_vec = NULL; - if (encoding_id >= 0) { - enc_vec = pdf_encoding_get_encoding(encoding_id); - } else { - pdf_obj *tounicode; - - /* - * Create enc_vec and ToUnicode CMap for built-in encoding. - */ - enc_vec = NEW(256, char *); - for (code = 0; code < 256; code++) { - if (usedchars[code]) { - card16 gid; - - gid = cff_encoding_lookup(cffont, code); - enc_vec[code] = cff_get_string(cffont, - cff_charsets_lookup_inverse(cffont, gid)); - } else { - enc_vec[code] = NULL; - } - } - if (!pdf_lookup_dict(fontdict, "ToUnicode")) { - tounicode = pdf_create_ToUnicode_CMap(fullname, - enc_vec, usedchars); - if (tounicode) { - pdf_add_dict(fontdict, - pdf_new_name("ToUnicode"), - pdf_ref_obj (tounicode)); - pdf_release_obj(tounicode); - } - } - } - - /* - * New Encoding data: - * - * We should not use format 0 here. - * The number of encoded glyphs (num_entries) is limited to 255 in format 0, - * and hence it causes problem for encodings that uses full 256 code-points. - * As we always sort glyphs by encoding, we can avoid this problem simply - * by using format 1; Using full range result in a single range, 0 255. - * - * Creating actual encoding date is delayed to eliminate character codes to - * be mapped to .notdef and to handle multiply-encoded glyphs. - */ - encoding = NEW(1, cff_encoding); - encoding->format = 1; - encoding->num_entries = 0; - encoding->data.range1 = NEW(255, cff_range1); - encoding->num_supps = 0; - encoding->supp = NEW(255, cff_map); - - /* - * Charastrings. - */ - offset = (long) cff_dict_get(cffont->topdict, "CharStrings", 0); - cff_seek_set(cffont, offset); - cs_idx = cff_get_index_header(cffont); - - /* Offset is now absolute offset ... fixme */ - offset = cffont->sfont->loc; - cs_count = cs_idx->count; - if (cs_count < 2) { - ERROR("No valid charstring data found."); - } - - /* New CharStrings INDEX */ - charstrings = cff_new_index(257); /* 256 + 1 for ".notdef" glyph */ - max_len = 2 * CS_STR_LEN_MAX; - charstrings->data = NEW(max_len, card8); - charstring_len = 0; - - /* - * Information from OpenType table is rough estimate. Replace with accurate value. - */ - if (cffont->private[0] && - cff_dict_known(cffont->private[0], "StdVW")) { - double stemv; - - stemv = cff_dict_get(cffont->private[0], "StdVW", 0); - pdf_add_dict(descriptor, - pdf_new_name("StemV"), pdf_new_number(stemv)); - } - - /* - * Widths - */ - if (cffont->private[0] && - cff_dict_known(cffont->private[0], "defaultWidthX")) { - default_width = (double) cff_dict_get(cffont->private[0], "defaultWidthX", 0); - } else { - default_width = CFF_DEFAULTWIDTHX_DEFAULT; - } - if (cffont->private[0] && - cff_dict_known(cffont->private[0], "nominalWidthX")) { - nominal_width = (double) cff_dict_get(cffont->private[0], "nominalWidthX", 0); - } else { - nominal_width = CFF_NOMINALWIDTHX_DEFAULT; - } - - data = NEW(CS_STR_LEN_MAX, card8); - - /* First we add .notdef glyph. - * All Type 1 font requires .notdef glyph to be present. - */ - if (verbose > 2) { - MESG("[glyphs:/.notdef"); - } - size = cs_idx->offset[1] - cs_idx->offset[0]; - if (size > CS_STR_LEN_MAX) { - ERROR("Charstring too long: gid=%u, %ld bytes", 0, size); - } - charstrings->offset[0] = charstring_len + 1; - sfnt_seek_set(cffont->sfont, offset + cs_idx->offset[0] - 1); - sfnt_read(data, size, cffont->sfont); - charstring_len += cs_copy_charstring(charstrings->data + charstring_len, - max_len - charstring_len, - data, size, - cffont->gsubr, cffont->subrs[0], - default_width, nominal_width, &ginfo); - notdef_width = ginfo.wx; - - /* - * Subset font - */ - num_glyphs = 1; - for (code = 0; code < 256; code++) { - card16 gid, j; - s_SID sid_orig, sid; - - widths[code] = notdef_width; - - if (!usedchars[code] || !enc_vec[code] || - !strcmp(enc_vec[code], ".notdef")) - continue; - - /* - * FIXME: - * cff_get_sid() obtain SID from original String INDEX. - * It should be cff_string_get_sid(string, ...). - * cff_add_string(cff, ...) -> cff_string_add(string, ...). - */ - sid_orig = cff_get_sid (cffont, enc_vec[code]); - sid = sid_orig < CFF_STDSTR_MAX ? - sid_orig : cff_add_string(cffont, enc_vec[code], 0); - /* - * We use "unique = 0" because duplicate strings are impossible - * at this stage unless the original font already had duplicates. - */ - - /* - * Check if multiply-encoded glyph. - */ - for (j = 0; j < charset->num_entries; j++) { - if (sid == charset->data.glyphs[j]) { - /* Already have this glyph. */ - encoding->supp[encoding->num_supps].code = code; - encoding->supp[encoding->num_supps].glyph = sid; - usedchars[code] = 0; /* Used but multiply-encoded. */ - encoding->num_supps += 1; - break; - } - } - if (j < charset->num_entries) { - continue; /* Prevent duplication. */ - } - - /* This is new encoding entry. */ - gid = cff_charsets_lookup(cffont, sid_orig); /* FIXME */ - if (gid == 0) { - WARN("Glyph \"%s\" missing in font \"%s\".", enc_vec[code], fontname); - WARN("Maybe incorrect encoding specified."); - usedchars[code] = 0; /* Set unused for writing correct encoding */ - continue; - } - if (verbose > 2) { - MESG("/%s", enc_vec[code]); - } - - size = cs_idx->offset[gid+1] - cs_idx->offset[gid]; - if (size > CS_STR_LEN_MAX) { - ERROR("Charstring too long: gid=%u, %ld bytes", gid, size); - } - - if (charstring_len + CS_STR_LEN_MAX >= max_len) { - max_len = charstring_len + 2 * CS_STR_LEN_MAX; - charstrings->data = RENEW(charstrings->data, max_len, card8); - } - charstrings->offset[num_glyphs] = charstring_len + 1; - sfnt_seek_set(cffont->sfont, offset + cs_idx->offset[gid] - 1); - sfnt_read(data, size, cffont->sfont); - charstring_len += cs_copy_charstring(charstrings->data + charstring_len, - max_len - charstring_len, - data, size, - cffont->gsubr, cffont->subrs[0], - default_width, nominal_width, &ginfo); - widths[code] = ginfo.wx; - charset->data.glyphs[charset->num_entries] = sid; - charset->num_entries += 1; - num_glyphs++; - } - if (verbose > 2) { - MESG("]"); - } - RELEASE(data); - - /* - * Now we create encoding data. - */ - if (encoding->num_supps > 0) - encoding->format |= 0x80; /* Have supplemantary data. */ - else { - RELEASE(encoding->supp); /* FIXME */ - } - for (code = 0; code < 256; code++) { - if (!usedchars[code] || - !enc_vec[code] || !strcmp(enc_vec[code], ".notdef")) - continue; - encoding->data.range1[encoding->num_entries].first = code; - encoding->data.range1[encoding->num_entries].n_left = 0; - code++; - while (code < 256 && usedchars[code] && - enc_vec[code] && strcmp(enc_vec[code], ".notdef")) { - encoding->data.range1[encoding->num_entries].n_left += 1; - code++; - } - encoding->num_entries += 1; - /* The above while() loop stopped at unused char or code == 256. */ - } - - /* cleanup */ - if (encoding_id < 0 && enc_vec) { - for (code = 0; code < 256; code++) { - if (enc_vec[code]) { - RELEASE(enc_vec[code]); - } - } - RELEASE(enc_vec); - } - - cff_release_index(cs_idx); - - charstrings->offset[num_glyphs] = charstring_len + 1; - charstrings->count = num_glyphs; - charstring_len = cff_index_size(charstrings); - cffont->num_glyphs = num_glyphs; - - /* - * Discard old one, set new data. - */ - if (cffont->charsets) - cff_release_charsets(cffont->charsets); - cffont->charsets = charset; - if (cffont->encoding) - cff_release_encoding(cffont->encoding); - cffont->encoding = encoding; - /* - * We don't use subroutines at all. - */ - if (cffont->gsubr) - cff_release_index(cffont->gsubr); - cffont->gsubr = cff_new_index(0); - if (cffont->subrs[0]) - cff_release_index(cffont->subrs[0]); - cffont->subrs[0] = NULL; - - /* - * Flag must be reset since cff_pack_encoding(charset) does not write - * encoding(charset) if HAVE_STANDARD_ENCODING(CHARSET) is set. We are - * re-encoding font. - */ - cffont->flag = FONTTYPE_FONT; - - /* - * FIXME: - * Update String INDEX to delete unused strings. - */ - cff_dict_update(cffont->topdict, cffont); - if (cffont->private[0]) - cff_dict_update(cffont->private[0], cffont); - cff_update_string(cffont); - - /* - * Calculate sizes of Top DICT and Private DICT. - * All offset values in DICT are set to long (32-bit) integer - * in cff_dict_pack(), those values are updated later. - */ - topdict = cff_new_index(1); - - cff_dict_remove(cffont->topdict, "UniqueID"); - cff_dict_remove(cffont->topdict, "XUID"); - - /* - * Force existence of Encoding. - */ - if (!cff_dict_known(cffont->topdict, "Encoding")) - cff_dict_add(cffont->topdict, "Encoding", 1); - topdict->offset[1] = cff_dict_pack(cffont->topdict, - (card8 *) work_buffer, - WORK_BUFFER_SIZE) + 1; - private_size = 0; - if (cffont->private[0]) { - cff_dict_remove(cffont->private[0], "Subrs"); /* no Subrs */ - private_size = cff_dict_pack(cffont->private[0], - (card8 *) work_buffer, WORK_BUFFER_SIZE); - } - - /* - * Estimate total size of fontfile. - */ - stream_data_len = 4; /* header size */ - - stream_data_len += cff_set_name(cffont, fullname); - RELEASE(fullname); - - stream_data_len += cff_index_size(topdict); - stream_data_len += cff_index_size(cffont->string); - stream_data_len += cff_index_size(cffont->gsubr); - - /* We are using format 1 for Encoding and format 0 for charset. - * TODO: Should implement cff_xxx_size(). - */ - stream_data_len += 2 + (encoding->num_entries)*2 + 1 + (encoding->num_supps)*3; - stream_data_len += 1 + (charset->num_entries)*2; - stream_data_len += charstring_len; - stream_data_len += private_size; - - /* - * Now we create FontFile data. - */ - stream_data_ptr = NEW(stream_data_len, card8); - - /* - * Data Layout order as described in CFF spec., sec 2 "Data Layout". - */ - offset = 0; - /* Header */ - offset += cff_put_header(cffont, stream_data_ptr + offset, stream_data_len - offset); - /* Name */ - offset += cff_pack_index(cffont->name, stream_data_ptr + offset, stream_data_len - offset); - /* Top DICT */ - topdict_offset = offset; - offset += cff_index_size(topdict); - /* Strings */ - offset += cff_pack_index(cffont->string, - stream_data_ptr + offset, stream_data_len - offset); - /* Global Subrs */ - offset += cff_pack_index(cffont->gsubr, - stream_data_ptr + offset, stream_data_len - offset); - /* Encoding */ - cff_dict_set(cffont->topdict, "Encoding", 0, offset); - offset += cff_pack_encoding(cffont, - stream_data_ptr + offset, stream_data_len - offset); - /* charset */ - cff_dict_set(cffont->topdict, "charset", 0, offset); - offset += cff_pack_charsets(cffont, - stream_data_ptr + offset, stream_data_len - offset); - /* CharStrings */ - cff_dict_set(cffont->topdict, "CharStrings", 0, offset); - offset += cff_pack_index(charstrings, - stream_data_ptr + offset, charstring_len); - cff_release_index(charstrings); - /* Private */ - cff_dict_set(cffont->topdict, "Private", 1, offset); - if (cffont->private[0] && private_size > 0) - private_size = cff_dict_pack(cffont->private[0], - stream_data_ptr + offset, private_size); - cff_dict_set(cffont->topdict, "Private", 0, private_size); - offset += private_size; - - /* Finally Top DICT */ - topdict->data = NEW(topdict->offset[1] - 1, card8); - cff_dict_pack (cffont->topdict, topdict->data, topdict->offset[1] - 1); - cff_pack_index(topdict, - stream_data_ptr + topdict_offset, cff_index_size(topdict)); - cff_release_index(topdict); - - /* Copyright and Trademark Notice ommited. */ - - /* Handle Widths in fontdict. */ - add_SimpleMetrics(font, cffont, widths, num_glyphs); - - /* Close font */ - cff_close (cffont); - sfnt_close(sfont); - - if (fp) - DPXFCLOSE(fp); - - if (verbose > 1) { - MESG("[%u/%u glyphs][%ld bytes]", num_glyphs, cs_count, offset); - } - - /* - * CharSet might be recommended for subsetted font, but it is meaningful - * only for Type 1 font... - */ - - /* - * Write PDF FontFile data. - */ - fontfile = pdf_new_stream(STREAM_COMPRESS); - stream_dict = pdf_stream_dict(fontfile); - pdf_add_dict(descriptor, - pdf_new_name("FontFile3"), pdf_ref_obj (fontfile)); - pdf_add_dict(stream_dict, - pdf_new_name("Subtype"), pdf_new_name("Type1C")); - pdf_add_stream (fontfile, (void *) stream_data_ptr, offset); - pdf_release_obj(fontfile); - - RELEASE(stream_data_ptr); - - return 0; -} diff --git a/Build/source/texk/dvipdf-x/xsrc/vf.c b/Build/source/texk/dvipdf-x/xsrc/vf.c deleted file mode 100644 index fea4f2739df..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/vf.c +++ /dev/null @@ -1,1042 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2007-2012 by Jin-Hwan Cho and Shunsaku Hirata, - the dvipdfmx project team. - - Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#if HAVE_CONFIG_H -#include "config.h" -#endif - -#include "system.h" -#include "numbers.h" -#include "error.h" -#include "mem.h" - -#include "dpxfile.h" -/* pdfdev... */ -#include "pdfdev.h" - -#include "tfm.h" -#include "dvi.h" -#include "vf.h" - -#include "dvicodes.h" - -#define VF_ALLOC_SIZE 16u - -#define VF_ID 202 -#define FIX_WORD_BASE 1048576.0 -#define TEXPT2PT (72.0/72.27) -#define FW2PT (TEXPT2PT/((double)(FIX_WORD_BASE))) - -static unsigned char verbose = 0; - -void vf_set_verbose(void) -{ - if (verbose < 255) verbose++; -} - -struct font_def { - signed long font_id /* id used internally in vf file */; - unsigned long checksum, size, design_size; - char *directory, *name; - int tfm_id; /* id returned by TFM module */ - int dev_id; /* id returned by DEV module */ -}; - -struct vf -{ - char *tex_name; - spt_t ptsize; - unsigned long design_size; /* A fixword-pts quantity */ - int num_dev_fonts, max_dev_fonts; - struct font_def *dev_fonts; - unsigned char **ch_pkt; - unsigned long *pkt_len; - unsigned num_chars; -}; - -struct vf *vf_fonts = NULL; -int num_vf_fonts = 0, max_vf_fonts = 0; - -static int read_header(FILE *vf_file, int thisfont) -{ - int i, result = 1, ch; - - /* Check for usual signature */ - if ((ch = get_unsigned_byte (vf_file)) == PRE && - (ch = get_unsigned_byte (vf_file)) == VF_ID) { - - /* If here, assume it's a legitimate vf file */ - ch = get_unsigned_byte (vf_file); - - /* skip comment */ - for (i=0; i<ch; i++) - get_unsigned_byte (vf_file); - - /* Skip checksum */ - get_unsigned_quad(vf_file); - - vf_fonts[thisfont].design_size = - get_unsigned_quad(vf_file); - } else { /* Try to fail gracefully and return an error to caller */ - fprintf (stderr, "VF file may be corrupt\n"); - result = 0; - } - return result; -} - - -static void resize_vf_fonts(int size) -{ - int i; - if (size > max_vf_fonts) { - vf_fonts = RENEW (vf_fonts, size, struct vf); - for (i=max_vf_fonts; i<size; i++) { - vf_fonts[i].num_dev_fonts = 0; - vf_fonts[i].max_dev_fonts = 0; - vf_fonts[i].dev_fonts = NULL; - } - max_vf_fonts = size; - } - return; -} - -static void resize_one_vf_font (struct vf *a_vf, unsigned size) -{ - unsigned i; - if (size > (a_vf->num_chars)) { - size = MAX (size, a_vf->num_chars+256); - a_vf->ch_pkt = RENEW (a_vf->ch_pkt, size, unsigned char *); - a_vf->pkt_len = RENEW (a_vf->pkt_len, size, unsigned long); - for (i=a_vf->num_chars; i<size; i++) { - (a_vf->ch_pkt)[i] = NULL; - (a_vf->pkt_len)[i] = 0; - } - a_vf->num_chars = size; - } -} - -static void read_a_char_def(FILE *vf_file, int thisfont, unsigned long pkt_len, - unsigned ch) -{ - unsigned char *pkt; -#ifdef DEBUG - fprintf (stderr, "read_a_char_def: len=%ld, ch=%d\n", pkt_len, ch); -#endif - /* Resize and initialize character arrays if necessary */ - if (ch >= vf_fonts[thisfont].num_chars) { - resize_one_vf_font (vf_fonts+thisfont, ch+1); - } - if (pkt_len > 0) { - pkt = NEW (pkt_len, unsigned char); - if (fread (pkt, 1, pkt_len, vf_file) != pkt_len) - ERROR ("VF file ended prematurely."); - (vf_fonts[thisfont].ch_pkt)[ch] = pkt; - } - (vf_fonts[thisfont].pkt_len)[ch] = pkt_len; - return; -} - -static void read_a_font_def(FILE *vf_file, signed long font_id, int thisfont) -{ - struct font_def *dev_font; - int dir_length, name_length; -#ifdef DEBUG - fprintf (stderr, "read_a_font_def: font_id = %ld\n", font_id); -#endif - if (vf_fonts[thisfont].num_dev_fonts >= - vf_fonts[thisfont].max_dev_fonts) { - vf_fonts[thisfont].max_dev_fonts += VF_ALLOC_SIZE; - vf_fonts[thisfont].dev_fonts = RENEW - (vf_fonts[thisfont].dev_fonts, - vf_fonts[thisfont].max_dev_fonts, - struct font_def); - } - dev_font = vf_fonts[thisfont].dev_fonts+ - vf_fonts[thisfont].num_dev_fonts; - dev_font -> font_id = font_id; - dev_font -> checksum = get_unsigned_quad (vf_file); - dev_font -> size = get_unsigned_quad (vf_file); - dev_font -> design_size = get_unsigned_quad (vf_file); - dir_length = get_unsigned_byte (vf_file); - name_length = get_unsigned_byte (vf_file); - dev_font -> directory = NEW (dir_length+1, char); - dev_font -> name = NEW (name_length+1, char); - fread (dev_font -> directory, 1, dir_length, vf_file); - fread (dev_font -> name, 1, name_length, vf_file); - (dev_font -> directory)[dir_length] = 0; - (dev_font -> name)[name_length] = 0; - vf_fonts[thisfont].num_dev_fonts += 1; - dev_font->tfm_id = tfm_open (dev_font -> name, 1); /* must exist */ - dev_font->dev_id = - dvi_locate_font (dev_font->name, - sqxfw (vf_fonts[thisfont].ptsize, - dev_font->size)); -#ifdef DEBUG - fprintf (stderr, "[%s/%s]\n", dev_font -> directory, dev_font -> name); -#endif - return; -} - - -static void process_vf_file (FILE *vf_file, int thisfont) -{ - int eof = 0, code; - unsigned long font_id; - while (!eof) { - code = get_unsigned_byte (vf_file); - switch (code) { - case FNT_DEF1: - font_id = get_unsigned_byte (vf_file); - read_a_font_def (vf_file, font_id, thisfont); - break; - case FNT_DEF2: - font_id = get_unsigned_pair (vf_file); - read_a_font_def (vf_file, font_id, thisfont); - break; - case FNT_DEF3: - font_id = get_unsigned_triple(vf_file); - read_a_font_def (vf_file, font_id, thisfont); - break; - case FNT_DEF4: - font_id = get_signed_quad(vf_file); - read_a_font_def (vf_file, font_id, thisfont); - break; - default: - if (code < 242) { - long ch; - /* For a short packet, code is the pkt_len */ - ch = get_unsigned_byte (vf_file); - /* Skip over TFM width since we already know it */ - get_unsigned_triple (vf_file); - read_a_char_def (vf_file, thisfont, code, ch); - break; - } - if (code == 242) { - unsigned long pkt_len, ch; - pkt_len = get_unsigned_quad(vf_file); - ch = get_unsigned_quad (vf_file); - /* Skip over TFM width since we already know it */ - get_unsigned_quad (vf_file); - if (ch < 65536L) - read_a_char_def (vf_file, thisfont, pkt_len, ch); - else { - fprintf (stderr, "char=%ld\n", ch); - ERROR ("Long character (>16 bits) in VF file.\nI can't handle long characters!\n"); - } - break; - } - if (code == POST) { - eof = 1; - break; - } - fprintf (stderr, "Quitting on code=%d\n", code); - eof = 1; - break; - } - } - return; -} - -/* Unfortunately, the following code isn't smart enough - to load the vf only once for multiple point sizes. - You will get a separate copy of each VF in memory (and a separate - opening and reading of the file) for - each point size. Since VFs are pretty small, I guess - this is tolerable for now. In any case, - the PDF file will never repeat a physical font name */ -/* Note: This code needs to be able to recurse */ -/* Global variables such as num_vf_fonts require careful attention */ -int vf_locate_font (const char *tex_name, spt_t ptsize) -{ - int thisfont = -1, i; - char *full_vf_file_name; - FILE *vf_file; - /* Has this name and ptsize already been loaded as a VF? */ - for (i=0; i<num_vf_fonts; i++) { - if (!strcmp (vf_fonts[i].tex_name, tex_name) && - vf_fonts[i].ptsize == ptsize) - break; - } - if (i != num_vf_fonts) { - thisfont = i; - } else { - /* It's hasn't already been loaded as a VF, so try to load it */ - full_vf_file_name = kpse_find_file (tex_name, - kpse_vf_format, - 1); - if (!full_vf_file_name) { - full_vf_file_name = kpse_find_file (tex_name, - kpse_ovf_format, - 1); - } - if (full_vf_file_name && - (vf_file = MFOPEN (full_vf_file_name, FOPEN_RBIN_MODE)) != NULL) { - if (verbose == 1) - fprintf (stderr, "(VF:%s", tex_name); - if (verbose > 1) - fprintf (stderr, "(VF:%s", full_vf_file_name); - if (num_vf_fonts >= max_vf_fonts) { - resize_vf_fonts (max_vf_fonts + VF_ALLOC_SIZE); - } - thisfont = num_vf_fonts++; - { /* Initialize some pointers and such */ - vf_fonts[thisfont].tex_name = NEW (strlen(tex_name)+1, char); - strcpy (vf_fonts[thisfont].tex_name, tex_name); - vf_fonts[thisfont].ptsize = ptsize; - vf_fonts[thisfont].num_chars = 0; - vf_fonts[thisfont].ch_pkt = NULL; - vf_fonts[thisfont].pkt_len = NULL; - } - read_header(vf_file, thisfont); - process_vf_file (vf_file, thisfont); - if (verbose) - fprintf (stderr, ")"); - MFCLOSE (vf_file); - } - if (full_vf_file_name) - RELEASE(full_vf_file_name); - } - return thisfont; -} - -#define next_byte() (*((*start)++)) -static UNSIGNED_BYTE unsigned_byte (unsigned char **start, unsigned char *end) -{ - UNSIGNED_BYTE byte = 0; - if (*start < end) - byte = next_byte(); - else - ERROR ("Premature end of DVI byte stream in VF font\n"); - return byte; -} - -static SIGNED_BYTE signed_byte (unsigned char **start, unsigned char *end) -{ - int byte = 0; - if (*start < end) { - byte = next_byte(); - if (byte >= 0x80) - byte -= 0x100; - } - else - ERROR ("Premature end of DVI byte stream in VF font\n"); - return (SIGNED_BYTE) byte; -} - -static UNSIGNED_PAIR unsigned_pair (unsigned char **start, unsigned char *end) -{ - int i; - UNSIGNED_BYTE byte; - UNSIGNED_PAIR pair = 0; - if (end-*start > 1) { - for (i=0; i<2; i++) { - byte = next_byte(); - pair = pair*0x100u + byte; - } - } - else - ERROR ("Premature end of DVI byte stream in VF font\n"); - return pair; -} - -static SIGNED_PAIR signed_pair (unsigned char **start, unsigned char *end) -{ - int i; - long pair = 0; - if (end - *start > 1) { - for (i=0; i<2; i++) { - pair = pair*0x100 + next_byte(); - } - if (pair >= 0x8000) { - pair -= 0x10000l; - } - } else - ERROR ("Premature end of DVI byte stream in VF font\n"); - return (SIGNED_PAIR) pair; -} - -static UNSIGNED_TRIPLE unsigned_triple(unsigned char **start, unsigned - char *end) -{ - int i; - long triple = 0; - if (end-*start > 2) { - for (i=0; i<3; i++) { - triple = triple*0x100u + next_byte(); - } - } else - ERROR ("Premature end of DVI byte stream in VF font\n"); - return (UNSIGNED_TRIPLE) triple; -} - -static SIGNED_TRIPLE signed_triple(unsigned char **start, unsigned char *end) -{ - int i; - long triple = 0; - if (end-*start > 2) { - for (i=0; i<3; i++) { - triple = triple*0x100 + next_byte(); - } - if (triple >= 0x800000l) - triple -= 0x1000000l; - } else - ERROR ("Premature end of DVI byte stream in VF font\n"); - return (SIGNED_TRIPLE) triple; -} - -static SIGNED_QUAD signed_quad(unsigned char **start, unsigned char *end) -{ - int byte, i; - long quad = 0; - /* Check sign on first byte before reading others */ - if (end-*start > 3) { - byte = next_byte(); - quad = byte; - if (quad >= 0x80) - quad = byte - 0x100; - for (i=0; i<3; i++) { - quad = quad*0x100 + next_byte(); - } - } else - ERROR ("Premature end of DVI byte stream in VF font\n"); - return (SIGNED_QUAD) quad; -} - -static UNSIGNED_QUAD unsigned_quad(unsigned char **start, unsigned char *end) -{ - int i; - unsigned long quad = 0; - if (end-*start > 3) { - for (i=0; i<4; i++) { - quad = quad*0x100u + next_byte(); - } - } else - ERROR ("Premature end of DVI byte stream in VF font\n"); - return (UNSIGNED_QUAD) quad; -} - -static void vf_set (SIGNED_QUAD ch) -{ - /* Defer to the dvi_set() defined in dvi.c */ - dvi_set (ch); - return; -} - -static void vf_set1(unsigned char **start, unsigned char *end) -{ - vf_set (unsigned_byte(start, end)); - return; -} - -static void vf_set2(unsigned char **start, unsigned char *end) -{ - vf_set (unsigned_pair(start, end)); - return; -} - -static void vf_putrule(unsigned char **start, unsigned char *end, spt_t ptsize) -{ - SIGNED_QUAD width, height; - height = signed_quad (start, end); - width = signed_quad (start, end); - if (width > 0 && height > 0) { - dvi_rule (sqxfw(ptsize,width), sqxfw(ptsize, height)); - } - return; -} - -static void vf_setrule(unsigned char **start, unsigned char *end, spt_t ptsize) -{ - SIGNED_QUAD width, height, s_width; - height = signed_quad (start, end); - width = signed_quad (start, end); - s_width = sqxfw(ptsize, width); - if (width > 0 && height > 0) { - dvi_rule (s_width, sqxfw(ptsize, height)); - } - dvi_right (s_width); - return; -} - -static void vf_put1(unsigned char **start, unsigned char *end) -{ - dvi_put (unsigned_byte(start, end)); - return; -} - -static void vf_put2(unsigned char **start, unsigned char *end) -{ - dvi_put (unsigned_pair(start, end)); - return; -} - -static void vf_push(void) -{ - dvi_push(); - return; -} - -static void vf_pop(void) -{ - dvi_pop(); - return; -} - -static void vf_right (SIGNED_QUAD x, spt_t ptsize) -{ - dvi_right ((SIGNED_QUAD) (sqxfw(ptsize, x))); - return; -} - - -static void vf_right1(unsigned char **start, unsigned char *end, spt_t ptsize) -{ - vf_right (signed_byte (start, end), ptsize); - return; -} - -static void vf_right2(unsigned char **start, unsigned char *end, spt_t ptsize) -{ - vf_right (signed_pair (start, end), ptsize); - return; -} - -static void vf_right3(unsigned char **start, unsigned char *end, spt_t ptsize) -{ - vf_right (signed_triple (start, end), ptsize); - return; -} - -static void vf_right4(unsigned char **start, unsigned char *end, spt_t ptsize) -{ - vf_right (signed_quad (start, end), ptsize); - return; -} - -static void vf_w0(void) -{ - dvi_w0(); - return; -} - -static void vf_w (SIGNED_QUAD w, spt_t ptsize) -{ - dvi_w ((SIGNED_QUAD) (sqxfw(ptsize, w))); - return; -} - -static void vf_w1(unsigned char **start, unsigned char *end, spt_t ptsize) -{ - vf_w (signed_byte(start, end), ptsize); - return; -} - -static void vf_w2(unsigned char **start, unsigned char *end, spt_t ptsize) -{ - vf_w (signed_pair(start, end), ptsize); - return; -} - -static void vf_w3(unsigned char **start, unsigned char *end, spt_t ptsize) -{ - vf_w (signed_triple(start, end), ptsize); - return; -} - -static void vf_w4(unsigned char **start, unsigned char *end, spt_t ptsize) -{ - vf_w (signed_quad(start, end), ptsize); - return; -} - -static void vf_x0(void) -{ - dvi_x0(); - return; -} - -static void vf_x (SIGNED_QUAD x, spt_t ptsize) -{ - dvi_x ((SIGNED_QUAD) (sqxfw(ptsize, x))); - return; -} - -static void vf_x1(unsigned char **start, unsigned char *end, spt_t ptsize) -{ - vf_x (signed_byte(start, end), ptsize); - return; -} - -static void vf_x2(unsigned char **start, unsigned char *end, spt_t ptsize) -{ - vf_x (signed_pair(start, end), ptsize); - return; -} - -static void vf_x3(unsigned char **start, unsigned char *end, spt_t ptsize) -{ - vf_x (signed_triple(start, end), ptsize); - return; -} - -static void vf_x4(unsigned char **start, unsigned char *end, spt_t ptsize) -{ - vf_x (signed_quad(start, end), ptsize); - return; -} - -static void vf_down (SIGNED_QUAD y, spt_t ptsize) -{ - dvi_down ((SIGNED_QUAD) (sqxfw(ptsize, y))); - return; -} - -static void vf_down1(unsigned char **start, unsigned char *end, spt_t ptsize) -{ - vf_down (signed_byte(start, end), ptsize); - return; -} - -static void vf_down2(unsigned char **start, unsigned char *end, spt_t ptsize) -{ - vf_down (signed_pair(start, end), ptsize); - return; -} - -static void vf_down3(unsigned char **start, unsigned char *end, spt_t ptsize) -{ - vf_down (signed_triple(start, end), ptsize); - return; -} - -static void vf_down4(unsigned char **start, unsigned char *end, spt_t ptsize) -{ - vf_down (signed_quad(start, end), ptsize); - return; -} - -static void vf_y0(void) -{ - dvi_y0(); - return; -} - -static void vf_y (SIGNED_QUAD y, spt_t ptsize) -{ - dvi_y ((SIGNED_QUAD) (sqxfw(ptsize, y))); - return; -} - - -static void vf_y1(unsigned char **start, unsigned char *end, spt_t ptsize) -{ - vf_y (signed_byte(start, end), ptsize); - return; -} - -static void vf_y2(unsigned char **start, unsigned char *end, spt_t ptsize) -{ - vf_y (signed_pair(start, end), ptsize); - return; -} - -static void vf_y3(unsigned char **start, unsigned char *end, spt_t ptsize) -{ - vf_y (signed_triple(start, end), ptsize); - return; -} - -static void vf_y4(unsigned char **start, unsigned char *end, spt_t ptsize) -{ - vf_y (signed_quad(start, end), ptsize); - return; -} - -static void vf_z0(void) -{ - dvi_z0(); - return; -} - -static void vf_z (SIGNED_QUAD z, spt_t ptsize) -{ - dvi_z ((SIGNED_QUAD) (sqxfw(ptsize, z))); - return; -} - -static void vf_z1(unsigned char **start, unsigned char *end, spt_t ptsize) -{ - vf_z (signed_byte(start, end), ptsize); - return; -} - -static void vf_z2(unsigned char **start, unsigned char *end, spt_t ptsize) -{ - vf_z (signed_pair(start, end), ptsize); - return; -} - -static void vf_z3(unsigned char **start, unsigned char *end, spt_t ptsize) -{ - vf_z (signed_triple(start, end), ptsize); - return; -} - -static void vf_z4(unsigned char **start, unsigned char *end, spt_t ptsize) -{ - vf_z (signed_quad(start, end), ptsize); - return; -} - -static void vf_fnt (SIGNED_QUAD font_id, unsigned long vf_font) -{ - int i; - for (i=0; i<vf_fonts[vf_font].num_dev_fonts; i++) { - if (font_id == ((vf_fonts[vf_font].dev_fonts)[i]).font_id) { - break; - } - } - if (i < vf_fonts[vf_font].num_dev_fonts) { /* Font was found */ - dvi_set_font ((vf_fonts[vf_font].dev_fonts[i]).dev_id); - } else { - fprintf (stderr, "Font_id: %ld not found in VF\n", font_id); - } - return; -} - -static void vf_fnt1(unsigned char **start, unsigned char *end, - unsigned long vf_font) -{ - vf_fnt (unsigned_byte(start, end), vf_font); - return; -} - -static void vf_fnt2(unsigned char **start, unsigned char *end, - unsigned long vf_font) -{ - vf_fnt (unsigned_pair(start, end), vf_font); - return; -} - -static void vf_fnt3(unsigned char **start, unsigned char *end, - unsigned long vf_font) -{ - vf_fnt (unsigned_triple(start, end), vf_font); - return; -} - -static void vf_fnt4(unsigned char **start, unsigned char *end, - unsigned long vf_font) -{ - vf_fnt (signed_quad(start, end), vf_font); - return; -} - -/* identical to do_xxx in dvi.c */ -static void vf_xxx (SIGNED_QUAD len, unsigned char **start, unsigned char *end) -{ - Ubyte *buffer; - - if (*start <= end - len) { - buffer = NEW(len+1, Ubyte); - memcpy(buffer, *start, len); - buffer[len] = '\0'; - { - Ubyte *p = buffer; - - while (p < buffer+len && *p == ' ') p++; - /* - * Warning message from virtual font. - */ - if (!memcmp((char *)p, "Warning:", 8)) { - if (verbose) - WARN("VF:%s", p+8); - } else { - dvi_do_special(buffer, len); - } - } - RELEASE(buffer); - } else { - ERROR ("Premature end of DVI byte stream in VF font."); - } - - *start += len; - return; -} - -static void vf_xxx1(unsigned char **start, unsigned char *end) -{ - vf_xxx (unsigned_byte(start, end), start, end); - return; -} - -static void vf_xxx2(unsigned char **start, unsigned char *end) -{ - vf_xxx (unsigned_pair(start, end), start, end); - return; -} - -static void vf_xxx3(unsigned char **start, unsigned char *end) -{ - vf_xxx (unsigned_triple(start, end), start, end); - return; -} - -static void vf_xxx4(unsigned char **start, unsigned char *end) -{ - vf_xxx (unsigned_quad(start, end), start, end); - return; -} - -static void vf_dir(unsigned char **start, unsigned char *end) -{ - dvi_dir (unsigned_byte(start, end)); - return; -} - -void vf_set_char(SIGNED_QUAD ch, int vf_font) -{ - unsigned char opcode; - unsigned char *start, *end; - spt_t ptsize; - int default_font = -1; - if (vf_font < num_vf_fonts) { - /* Initialize to the first font or -1 if undefined */ - ptsize = vf_fonts[vf_font].ptsize; - if (vf_fonts[vf_font].num_dev_fonts > 0) - default_font = ((vf_fonts[vf_font].dev_fonts)[0]).dev_id; - dvi_vf_init (default_font); - if (ch >= vf_fonts[vf_font].num_chars || - !(start = (vf_fonts[vf_font].ch_pkt)[ch])) { - fprintf (stderr, "\nchar=0x%lx(%ld)\n", ch, ch); - fprintf (stderr, "Tried to set a nonexistent character in a virtual font"); - start = end = NULL; - } else { - end = start + (vf_fonts[vf_font].pkt_len)[ch]; - } - while (start && start < end) { - opcode = *(start++); -#ifdef DEBUG - fprintf (stderr, "VF opcode: %d", opcode); - if (isprint (opcode)) fprintf (stderr, " (\'%c\')\n", opcode); - else fprintf (stderr, "\n"); -#endif - switch (opcode) - { - case SET1: - vf_set1(&start, end); - break; - case SET2: - vf_set2(&start, end); - break; - case SET3: - case SET4: - ERROR ("Multibyte (>16 bits) character in VF packet.\nI can't handle this!"); - break; - case SET_RULE: - vf_setrule(&start, end, ptsize); - break; - case PUT1: - vf_put1(&start, end); - break; - case PUT2: - vf_put2(&start, end); - break; - case PUT3: - case PUT4: - ERROR ("Multibyte (>16 bits) character in VF packet.\nI can't handle this!"); - break; - case PUT_RULE: - vf_putrule(&start, end, ptsize); - break; - case NOP: - break; - case PUSH: - vf_push(); - break; - case POP: - vf_pop(); - break; - case RIGHT1: - vf_right1(&start, end, ptsize); - break; - case RIGHT2: - vf_right2(&start, end, ptsize); - break; - case RIGHT3: - vf_right3(&start, end, ptsize); - break; - case RIGHT4: - vf_right4(&start, end, ptsize); - break; - case W0: - vf_w0(); - break; - case W1: - vf_w1(&start, end, ptsize); - break; - case W2: - vf_w2(&start, end, ptsize); - break; - case W3: - vf_w3(&start, end, ptsize); - break; - case W4: - vf_w4(&start, end, ptsize); - break; - case X0: - vf_x0(); - break; - case X1: - vf_x1(&start, end, ptsize); - break; - case X2: - vf_x2(&start, end, ptsize); - break; - case X3: - vf_x3(&start, end, ptsize); - break; - case X4: - vf_x4(&start, end, ptsize); - break; - case DOWN1: - vf_down1(&start, end, ptsize); - break; - case DOWN2: - vf_down2(&start, end, ptsize); - break; - case DOWN3: - vf_down3(&start, end, ptsize); - break; - case DOWN4: - vf_down4(&start, end, ptsize); - break; - case Y0: - vf_y0(); - break; - case Y1: - vf_y1(&start, end, ptsize); - break; - case Y2: - vf_y2(&start, end, ptsize); - break; - case Y3: - vf_y3(&start, end, ptsize); - break; - case Y4: - vf_y4(&start, end, ptsize); - break; - case Z0: - vf_z0(); - break; - case Z1: - vf_z1(&start, end, ptsize); - break; - case Z2: - vf_z2(&start, end, ptsize); - break; - case Z3: - vf_z3(&start, end, ptsize); - break; - case Z4: - vf_z4(&start, end, ptsize); - break; - case FNT1: - vf_fnt1(&start, end, vf_font); - break; - case FNT2: - vf_fnt2(&start, end, vf_font); - break; - case FNT3: - vf_fnt3(&start, end, vf_font); - break; - case FNT4: - vf_fnt4(&start, end, vf_font); - break; - case XXX1: - vf_xxx1(&start, end); - break; - case XXX2: - vf_xxx2(&start, end); - break; - case XXX3: - vf_xxx3(&start, end); - break; - case XXX4: - vf_xxx4(&start, end); - break; - case PTEXDIR: - vf_dir(&start, end); - break; - default: - if (opcode <= SET_CHAR_127) { - vf_set (opcode); - } else if (opcode >= FNT_NUM_0 && opcode <= FNT_NUM_63) { - vf_fnt (opcode - FNT_NUM_0, vf_font); - } else { - fprintf (stderr, "Unexpected opcode: %d\n", opcode); - ERROR ("Unexpected opcode in vf file\n"); - } - } - } - dvi_vf_finish(); - } else { - fprintf (stderr, "vf_set_char: font: %d", vf_font); - ERROR ("Font not loaded\n"); - } - return; -} - - -void vf_close_all_fonts(void) -{ - unsigned long i; - int j; - struct font_def *one_font; - for (i=0; i<num_vf_fonts; i++) { - /* Release the packet for each character */ - if (vf_fonts[i].ch_pkt) { - for (j=0; j<vf_fonts[i].num_chars; j++) { - if ((vf_fonts[i].ch_pkt)[j] != NULL) - RELEASE ((vf_fonts[i].ch_pkt)[j]); - } - RELEASE (vf_fonts[i].ch_pkt); - } - if (vf_fonts[i].pkt_len) - RELEASE (vf_fonts[i].pkt_len); - if (vf_fonts[i].tex_name) - RELEASE (vf_fonts[i].tex_name); - /* Release each font record */ - for (j=0; j<vf_fonts[i].num_dev_fonts; j++) { - one_font = &(vf_fonts[i].dev_fonts)[j]; - RELEASE (one_font -> directory); - RELEASE (one_font -> name); - } - if (vf_fonts[i].dev_fonts != NULL) - RELEASE (vf_fonts[i].dev_fonts); - } - if (vf_fonts != NULL) - RELEASE (vf_fonts); - return; -} diff --git a/Build/source/texk/dvipdf-x/xsrc/xbb.c b/Build/source/texk/dvipdf-x/xsrc/xbb.c deleted file mode 100644 index f447d3a0170..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/xbb.c +++ /dev/null @@ -1,511 +0,0 @@ -/* - - This is extractbb, a bounding box extraction program. - - Copyright (C) 2008-2012 by Jin-Hwan Cho <chofchof@ktug.or.kr> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA -*/ -#include <stdio.h> -#include <time.h> -#include <string.h> -#include "system.h" -#include "mem.h" -#include "error.h" -#include "mfileio.h" -#include "numbers.h" -#include "pdfobj.h" -#include "pdfparse.h" - -#include "config.h" - -#ifdef HAVE_LIBPNG -#include <png.h> -#endif - -#include "xbb.h" - -#define XBB_PROGRAM "extractbb" -#define XBB_VERSION "Version 0.2" - -static int xbb_output_mode = XBB_OUTPUT; - -static void usage(void) -{ - fprintf (stderr, "%s, version %s, Copyright (C) 2008 by Jin-Hwan Cho\n", - XBB_PROGRAM, XBB_VERSION); - fprintf (stderr, "A bounding box extraction utility from PDF, PNG, and JPG.\n"); - fprintf (stdout, "\nThis is free software; you can redistribute it and/or modify\n"); - fprintf (stdout, "it under the terms of the GNU General Public License as published by\n"); - fprintf (stdout, "the Free Software Foundation; either version 2 of the License, or\n"); - fprintf (stdout, "(at your option) any later version.\n"); - fprintf (stderr, "\nUsage: %s [-v] [-b] [-m|-x] [files]\n", XBB_PROGRAM); - fprintf (stderr, "\t-b\tWrite output file in binary mode\n"); - if(xbb_output_mode == EBB_OUTPUT) { - fprintf (stderr, "\t-m\tOutput .bb file used in DVIPDFM (default)\n"); - fprintf (stderr, "\t-x\tOutput .xbb file used in DVIPDFMx\n"); - } else { - fprintf (stderr, "\t-m\tOutput .bb file used in DVIPDFM\n"); - fprintf (stderr, "\t-x\tOutput .xbb file used in DVIPDFMx (default)\n"); - } - fprintf (stderr, "\t-v\tVerbose\n"); - exit(1); -} - -static char verbose = 0; - -static void do_time(FILE *file) -{ - time_t current_time; - struct tm *bd_time; - - time(¤t_time); - bd_time = localtime(¤t_time); - fprintf(file, "%%%%CreationDate: %s\n", asctime(bd_time)); -} - -const char *extensions[] = { - ".jpeg", ".JPEG", ".jpg", ".JPG", ".pdf", ".PDF", ".png", ".PNG" -}; - -static char *make_xbb_filename(const char *name) -{ - int i; - char *result; - - for (i = 0; i < sizeof(extensions) / sizeof(extensions[0]); i++) { - if (strlen(extensions[i]) < strlen(name) && - strncmp(name+strlen(name)-strlen(extensions[i]), extensions[i], strlen(extensions[i])) == 0) - break; - } - if (i == sizeof(extensions) / sizeof(extensions[0])) { - fprintf(stderr, "Warning: %s: Filename does not end in a recognizeable extension.\n", name); - result = NEW(strlen(name)+3, char); - strcpy(result, name); - } else { /* Remove extension */ - result = NEW(strlen(name)+3-strlen(extensions[i])+1, char); - strncpy(result, name, strlen(name)-strlen(extensions[i])); - result[strlen(name)-strlen(extensions[i])] = 0; - } - strcat(result, (xbb_output_mode == XBB_OUTPUT ? ".xbb" : ".bb")); - return result; -} - -static const char *xbb_file_mode = FOPEN_W_MODE; - -static void write_xbb(char *fname, int bbllx, int bblly, int bburx, int bbury) -{ - char *outname; - FILE *fp; - - outname = make_xbb_filename(fname); - if ((fp = MFOPEN(outname, xbb_file_mode)) == NULL) { - fprintf(stderr, "Unable to open output file: %s\n", outname); - RELEASE(outname); - return; - } - if (verbose) { - fprintf(stderr, "Writing to %s: ", outname); - fprintf(stderr, "Bounding box: %d %d %d %d\n", bbllx, bblly, bburx, bbury); - } - fprintf(fp,"%%%%Title: %s\n", fname); - fprintf(fp,"%%%%Creator: %s %s\n", XBB_PROGRAM, XBB_VERSION); - fprintf(fp,"%%%%BoundingBox: %d %d %d %d\n", bbllx, bblly, bburx, bbury); - do_time(fp); - RELEASE(outname); - MFCLOSE(fp); -} - -typedef enum { - JM_SOF0 = 0xc0, JM_SOF1 = 0xc1, JM_SOF2 = 0xc2, JM_SOF3 = 0xc3, - JM_SOF5 = 0xc5, JM_DHT = 0xc4, JM_SOF6 = 0xc6, JM_SOF7 = 0xc7, - JM_SOF9 = 0xc9, JM_SOF10 = 0xca, JM_SOF11 = 0xcb, JM_DAC = 0xcc, - JM_SOF13 = 0xcd, JM_SOF14 = 0xce, JM_SOF15 = 0xcf, - - JM_RST0 = 0xd0, JM_RST1 = 0xd1, JM_RST2 = 0xd2, JM_RST3 = 0xd3, - JM_RST4 = 0xd4, JM_RST5 = 0xd5, JM_RST6 = 0xd6, JM_RST7 = 0xd7, - - JM_SOI = 0xd8, JM_EOI = 0xd9, JM_SOS = 0xda, JM_DQT = 0xdb, - JM_DNL = 0xdc, JM_DRI = 0xdd, JM_DHP = 0xde, JM_EXP = 0xdf, - - JM_APP0 = 0xe0, JM_APP2 = 0xe2, JM_APP14 = 0xee, JM_APP15 = 0xef, - - JM_COM = 0xfe -} JPEG_marker; - -static JPEG_marker JPEG_get_marker (FILE *fp) -{ - int c = fgetc(fp); - if (c != 255) return -1; - for (;;) { - c = fgetc(fp); - if (c < 0) return -1; - else if (c > 0 && c < 255) return c; - } - return -1; -} - -static int check_for_jpeg (FILE *fp) -{ - unsigned char jpeg_sig[2]; - rewind(fp); - if (fread(jpeg_sig, sizeof(unsigned char), 2, fp) != 2) return 0; - else if (jpeg_sig[0] != 0xff || jpeg_sig[1] != JM_SOI) return 0; - return 1; -} - -static int jpeg_get_info (FILE *fp, int *width, int *height) -{ - JPEG_marker marker; - unsigned short length; - int count; - float xdensity = 1.0, ydensity = 1.0; - char app_sig[128]; - - if (!check_for_jpeg(fp)) { - rewind(fp); - return -1; - } - rewind(fp); - count = 0; - while ((marker = JPEG_get_marker(fp)) >= 0) { - if (marker == JM_SOI || (marker >= JM_RST0 && marker <= JM_RST7)) { - count++; continue; - } - length = get_unsigned_pair(fp) - 2; - switch (marker) { - case JM_SOF0: case JM_SOF1: case JM_SOF2: case JM_SOF3: - case JM_SOF5: case JM_SOF6: case JM_SOF7: case JM_SOF9: - case JM_SOF10: case JM_SOF11: case JM_SOF13: case JM_SOF14: - case JM_SOF15: - get_unsigned_byte(fp); - if (xbb_output_mode != XBB_OUTPUT) { /* EBB_OUTPUT */ - xdensity = ydensity = 72.0 / 100.0; - } - *height = (int)(get_unsigned_pair(fp) * ydensity + 0.5); - *width = (int)(get_unsigned_pair(fp) * xdensity + 0.5); - return 0; - case JM_APP0: - if (length > 5) { - if (fread(app_sig, sizeof(char), 5, fp) != 5) return -1; - length -= 5; - if (!memcmp(app_sig, "JFIF\000", 5)) { - int units, xden, yden; - get_unsigned_pair(fp); - units = (int)get_unsigned_byte(fp); - xden = (int)get_unsigned_pair(fp); - yden = (int)get_unsigned_pair(fp); - switch (units) { - case 1: /* pixels per inch */ - xdensity = 72.0 / xden; - ydensity = 72.0 / yden; - break; - case 2: /* pixels per centimeter */ - xdensity = 72.0 / 2.54 / xden; - ydensity = 72.0 / 2.54 / yden; - break; - default: - break; - } - length -= 7; - } - } - seek_relative(fp, length); - break; - default: - seek_relative(fp, length); - break; - } - count++; - } - return -1; -} - -static void do_jpeg (FILE *fp, char *filename) -{ - int width, height; - - if (jpeg_get_info(fp, &width, &height) < 0) { - fprintf (stderr, "%s does not look like a JPEG file...\n", filename); - return; - } - write_xbb(filename, 0, 0, width, height); - return; -} - -#ifdef HAVE_LIBPNG -static int check_for_png (FILE *png_file) -{ - unsigned char sigbytes[4]; - rewind (png_file); - if (fread(sigbytes, 1, sizeof(sigbytes), png_file) != sizeof(sigbytes) || - (png_sig_cmp (sigbytes, 0, sizeof(sigbytes)))) return 0; - else return 1; -} - -static int png_get_info(FILE *png_file, int *width, int *height) -{ - png_structp png_ptr; - png_infop png_info_ptr; - png_uint_32 xppm, yppm; - - rewind(png_file); - - png_ptr = png_create_read_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL); - if (png_ptr == NULL || (png_info_ptr = png_create_info_struct(png_ptr)) == NULL) { - if (png_ptr) png_destroy_read_struct(&png_ptr, NULL, NULL); - return -1; - } - png_init_io(png_ptr, png_file); - png_read_info(png_ptr, png_info_ptr); - - *width = (int)png_get_image_width(png_ptr, png_info_ptr); - *height = (int)png_get_image_height(png_ptr, png_info_ptr); - - if (xbb_output_mode == XBB_OUTPUT) { - xppm = png_get_x_pixels_per_meter(png_ptr, png_info_ptr); - yppm = png_get_y_pixels_per_meter(png_ptr, png_info_ptr); - if (xppm > 0) - *width = (int)(*width * 72.0 / 0.0254 / xppm + 0.5); - if (yppm > 0) - *height = (int)(*height * 72.0 / 0.0254 / yppm + 0.5); - } else { /* EBB_OUTPUT */ - *width = (int)(*width * 72.0 / 100.0 + 0.5); - *height = (int)(*height * 72.0 / 100.0 + 0.5); - } - return 0; -} - -static void do_png (FILE *fp, char *filename) -{ - int width, height; - - if (png_get_info(fp, &width, &height) < 0) { - fprintf (stderr, "%s does not look like a PNG file...\n", filename); - return; - } - write_xbb(filename, 0, 0, width, height); - return; -} -#endif /* HAVE_LIBPNG */ - -static int rect_equal (pdf_obj *rect1, pdf_obj *rect2) -{ - int i; - if (!rect1 || !rect2) return 0; - for (i = 0; i < 4; i++) { - if (pdf_number_value(pdf_get_array(rect1, i)) != pdf_number_value(pdf_get_array(rect2, i))) return 0; - } - return 1; -} - -static int pdf_get_info (FILE *image_file, char *filename, int *llx, int *lly, int *urx, int *ury) -{ - pdf_obj *page_tree; - pdf_obj *bbox; - pdf_file *pf; - - page_tree = NULL; - { - pdf_obj *trailer, *catalog; - - pf = pdf_open(filename, image_file); - if (!pf) - return -1; - - trailer = pdf_file_get_trailer(pf); - - if (pdf_lookup_dict(trailer, "Encrypt")) { - WARN("This PDF document is encrypted."); - pdf_release_obj(trailer); - pdf_close(pf); - return -1; - } - catalog = pdf_deref_obj(pdf_lookup_dict(trailer, "Root")); - if (!catalog) { - WARN("Catalog isn't where I expect it."); - pdf_close(pf); - return -1; - } - pdf_release_obj(trailer); - page_tree = pdf_deref_obj(pdf_lookup_dict(catalog, "Pages")); - pdf_release_obj(catalog); - } - if (!page_tree) { - WARN("Page tree not found."); - pdf_close(pf); - return -1; - } - { - pdf_obj *kids_ref, *kids; - pdf_obj *crop_box; - pdf_obj *tmp; - - tmp = pdf_lookup_dict(page_tree, "MediaBox"); - bbox = tmp ? pdf_deref_obj(tmp) : NULL; - tmp = pdf_lookup_dict(page_tree, "CropBox"); - crop_box = tmp ? pdf_deref_obj(tmp) : NULL; - - while ((kids_ref = pdf_lookup_dict(page_tree, "Kids")) != NULL) { - kids = pdf_deref_obj(kids_ref); - pdf_release_obj(page_tree); - page_tree = pdf_deref_obj(pdf_get_array(kids, 0)); - pdf_release_obj(kids); - - if ((tmp = pdf_deref_obj(pdf_lookup_dict(page_tree, "MediaBox")))) { - if (bbox) - pdf_release_obj(bbox); - bbox = tmp; - } - if ((tmp = pdf_deref_obj(pdf_lookup_dict(page_tree, "BleedBox")))) { - if (!rect_equal(tmp, bbox)) { - if (bbox) - pdf_release_obj(bbox); - bbox = tmp; - } else - pdf_release_obj(tmp); - } - if ((tmp = pdf_deref_obj(pdf_lookup_dict(page_tree, "TrimBox")))) { - if (!rect_equal(tmp, bbox)) { - if (bbox) - pdf_release_obj(bbox); - bbox = tmp; - } else - pdf_release_obj(tmp); - } - if ((tmp = pdf_deref_obj(pdf_lookup_dict(page_tree, "ArtBox")))) { - if (!rect_equal(tmp, bbox)) { - if (bbox) - pdf_release_obj(bbox); - bbox = tmp; - } else - pdf_release_obj(tmp); - } - if ((tmp = pdf_deref_obj(pdf_lookup_dict(page_tree, "CropBox")))) { - if (crop_box) - pdf_release_obj(crop_box); - crop_box = tmp; - } - } - if (crop_box) { - pdf_release_obj(bbox); - bbox = crop_box; - } - } - pdf_release_obj(page_tree); - - if (!bbox) { - WARN("No BoundingBox information available."); - pdf_close(pf); - return -1; - } - - *llx = (int)pdf_number_value(pdf_get_array(bbox, 0)); - *lly = (int)pdf_number_value(pdf_get_array(bbox, 1)); - *urx = (int)pdf_number_value(pdf_get_array(bbox, 2)); - *ury = (int)pdf_number_value(pdf_get_array(bbox, 3)); - - pdf_release_obj(bbox); - - pdf_close(pf); - return 0; -} - -static void do_pdf (FILE *fp, char *filename) -{ - int llx, lly, urx, ury; - - if (pdf_get_info(fp, filename, &llx, &lly, &urx, &ury) < 0) { - fprintf (stderr, "%s does not look like a PDF file...\n", filename); - return; - } - write_xbb(filename, llx, lly, urx, ury); - return; -} - -int extractbb (int argc, char *argv[], int mode) -{ - xbb_output_mode = mode; - - pdf_files_init(); - - pdf_set_version(5); - - kpse_set_program_name(argv[0], NULL); - - argc -= 1; argv += 1; - if (argc == 0) - usage(); - - while (argc > 0 && *argv[0] == '-') { - switch (*(argv[0]+1)) { - case 'b': - xbb_file_mode = FOPEN_WBIN_MODE; - argc -= 1; argv += 1; - break; - case 'm': - xbb_output_mode = EBB_OUTPUT; - argc -= 1; argv += 1; - break; - case 'x': - xbb_output_mode = XBB_OUTPUT; - argc -= 1; argv += 1; - break; - case 'v': - verbose = 1; - argc -= 1; argv += 1; - break; - case 'h': - usage(); - argc -= 1; argv += 1; - break; - default: - usage(); - } - } - for (; argc > 0; argc--, argv++) { - FILE *infile = NULL; - char *kpse_file_name; - if (!(kpse_file_name = kpse_find_pict(argv[0])) || - (infile = MFOPEN(kpse_file_name, FOPEN_RBIN_MODE)) == NULL) { - fprintf(stderr, "Can't find file (%s)...skipping\n", argv[0]); - goto cont; - } - if (check_for_jpeg(infile)) { - do_jpeg(infile, kpse_file_name); - goto cont; - } - if (check_for_pdf(infile)) { - do_pdf(infile, kpse_file_name); - goto cont; - } -#ifdef HAVE_LIBPNG - if (check_for_png(infile)) { - do_png(infile, kpse_file_name); - goto cont; - } -#endif /* HAVE_LIBPNG */ - fprintf(stderr, "Can't handle file type for file named %s\n", argv[0]); - cont: - if (kpse_file_name) - RELEASE(kpse_file_name); - if (infile) - MFCLOSE(infile); - } - - pdf_files_close(); - - return 0; -} diff --git a/Build/source/texk/dvipdf-x/xsrc/xbb.h b/Build/source/texk/dvipdf-x/xsrc/xbb.h deleted file mode 100644 index 5c8e25c1fd8..00000000000 --- a/Build/source/texk/dvipdf-x/xsrc/xbb.h +++ /dev/null @@ -1,31 +0,0 @@ -/* - - This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. - - Copyright (C) 2008-2012 by Jin-Hwan Cho, Matthias Franz, and Shunsaku Hirata, - the dvipdfmx project team. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. -*/ - -#ifndef _XBB_H_ -#define _XBB_H_ - -#define EBB_OUTPUT 0 -#define XBB_OUTPUT 1 - -extern int extractbb(int argc, char *argv[], int mode); - -#endif /* _XBB_H_ */ |