diff options
Diffstat (limited to 'Build/source/texk/dvipdfmx/dvipdfmx-20110309/src/tt_post.c')
-rw-r--r-- | Build/source/texk/dvipdfmx/dvipdfmx-20110309/src/tt_post.c | 258 |
1 files changed, 258 insertions, 0 deletions
diff --git a/Build/source/texk/dvipdfmx/dvipdfmx-20110309/src/tt_post.c b/Build/source/texk/dvipdfmx/dvipdfmx-20110309/src/tt_post.c new file mode 100644 index 00000000000..418854e3861 --- /dev/null +++ b/Build/source/texk/dvipdfmx/dvipdfmx-20110309/src/tt_post.c @@ -0,0 +1,258 @@ +/* $Header: /home/cvsroot/dvipdfmx/src/tt_post.c,v 1.4 2011/03/06 03:14:15 chofchof Exp $ + + This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks. + + Copyright (C) 2002 by Jin-Hwan Cho and Shunsaku Hirata, + the dvipdfmx project team <dvipdfmx@project.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 "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; + int len; + + post->numberOfGlyphs = sfnt_get_ushort(sfont); + + indices = NEW(post->numberOfGlyphs, USHORT); + post->count = 0; + for (i = 0; + i < post->numberOfGlyphs; i++) { + idx = sfnt_get_ushort(sfont); + if (idx >= 258) { + if (idx > 32767) { + WARN("TrueTypes post table name index %u > 32767", idx); + idx = 0; + } + post->count++; + } + indices[i] = idx; + } + + 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(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; + ULONG offset; + + 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 TrueType 'post' table..."); + tt_release_post_table(post); + post = NULL; + } + } else if (post->Version == 0x00030000UL) { + post->numberOfGlyphs = 0; /* wrong */ + 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(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" +}; |