diff options
Diffstat (limited to 'Build/source/texk/dvipdf-x/sfnt.h')
| -rw-r--r-- | Build/source/texk/dvipdf-x/sfnt.h | 161 |
1 files changed, 161 insertions, 0 deletions
diff --git a/Build/source/texk/dvipdf-x/sfnt.h b/Build/source/texk/dvipdf-x/sfnt.h new file mode 100644 index 00000000000..29ffeeec98b --- /dev/null +++ b/Build/source/texk/dvipdf-x/sfnt.h @@ -0,0 +1,161 @@ +/* + + 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 _SFNT_H_ +#define _SFNT_H_ + +#if HAVE_CONFIG_H +#include "config.h" +#endif /* HAVE_CONFIG_H_ */ + +#include "mfileio.h" +#include "numbers.h" +#include "pdfobj.h" + +#ifdef XETEX +#include "ft2build.h" +#include FT_FREETYPE_H +#include FT_TRUETYPE_TABLES_H +#endif + +/* Acoid conflict with CHAR from <winnt.h>. */ +#define CHAR SFNT_CHAR + +/* Data Types as described in Apple's TTRefMan */ +typedef unsigned char BYTE; +typedef signed char CHAR; +typedef unsigned short USHORT; +typedef signed short SHORT; +typedef unsigned long ULONG; +typedef signed long LONG; +typedef unsigned long Fixed; /* 16.16-bit signed fixed-point number */ +typedef short FWord; +typedef unsigned short uFWord; +typedef short F2Dot14; /* 16-bit signed fixed number with the low + 14 bits representing fraction. */ + +struct sfnt_table +{ + /* table header */ + char tag[4]; + ULONG check_sum; + ULONG offset; + ULONG length; + char *data; /* table data */ +}; + +#define SFNT_TABLE_REQUIRED (1 << 0) + +struct sfnt_table_directory +{ + ULONG version; /* Fixed for Win */ + USHORT num_tables; + USHORT search_range; + USHORT entry_selector; + USHORT range_shift; + USHORT num_kept_tables; /* number of kept tables */ + char *flags; /* keep or omit */ + struct sfnt_table *tables; +}; + +/* sfnt resource */ +#define SFNT_TYPE_TRUETYPE (1 << 0) +#define SFNT_TYPE_OPENTYPE (1 << 1) +#define SFNT_TYPE_POSTSCRIPT (1 << 2) +#define SFNT_TYPE_TTC (1 << 4) +#define SFNT_TYPE_DFONT (1 << 8) + +typedef struct +{ + int type; + struct sfnt_table_directory *directory; +#ifdef XETEX + FT_Face ft_face; + long loc; +#else + FILE *stream; +#endif + ULONG offset; +} sfnt; + +/* Convert sfnt "fixed" type to double */ +#define fixed(a) ((double)((a)%0x10000L)/(double)(0x10000L) + \ + (a)/0x10000L - (((a)/0x10000L > 0x7fffL) ? 0x10000L : 0)) + +#ifdef XETEX +UNSIGNED_BYTE ft_unsigned_byte(sfnt* f); +SIGNED_BYTE ft_signed_byte(sfnt* f); +UNSIGNED_PAIR ft_unsigned_pair(sfnt* f); +SIGNED_PAIR ft_signed_pair(sfnt* f); +UNSIGNED_QUAD ft_unsigned_quad(sfnt* f); +unsigned long ft_read(unsigned char* buf, unsigned long len, sfnt* f); + +#define sfnt_get_byte(s) ((BYTE) ft_unsigned_byte(s)) +#define sfnt_get_char(s) ((CHAR) ft_signed_byte (s)) +#define sfnt_get_ushort(s) ((USHORT) ft_unsigned_pair(s)) +#define sfnt_get_short(s) ((SHORT) ft_signed_pair (s)) +#define sfnt_get_ulong(s) ((ULONG) ft_unsigned_quad(s)) +#define sfnt_get_long(s) ((LONG) ft_signed_quad (s)) + +#define sfnt_seek_set(s,o) (s)->loc = (o) +#define sfnt_read(b,l,s) ft_read((b), (l), (s)) +#else +/* get_***_*** from numbers.h */ +#define sfnt_get_byte(s) ((BYTE) get_unsigned_byte((s)->stream)) +#define sfnt_get_char(s) ((CHAR) get_signed_byte ((s)->stream)) +#define sfnt_get_ushort(s) ((USHORT) get_unsigned_pair((s)->stream)) +#define sfnt_get_short(s) ((SHORT) get_signed_pair ((s)->stream)) +#define sfnt_get_ulong(s) ((ULONG) get_unsigned_quad((s)->stream)) +#define sfnt_get_long(s) ((LONG) get_signed_quad ((s)->stream)) + +#define sfnt_seek_set(s,o) seek_absolute((s)->stream, (o)) +#define sfnt_read(b,l,s) fread((b), 1, (l), (s)->stream) +#endif + +extern int put_big_endian (void *s, LONG q, int n); + +#define sfnt_put_ushort(s,v) put_big_endian((s), v, 2); +#define sfnt_put_short(s,v) put_big_endian((s), v, 2); +#define sfnt_put_ulong(s,v) put_big_endian((s), v, 4); +#define sfnt_put_long(s,v) put_big_endian((s), v, 4); + +#ifdef XETEX +extern sfnt *sfnt_open (FT_Face face, int accept_types); +#else +extern sfnt *sfnt_open (FILE *fp); +extern sfnt *dfont_open (FILE *fp, int index); +#endif +extern void sfnt_close (sfnt *sfont); + +/* table directory */ +extern int sfnt_read_table_directory (sfnt *sfont, ULONG offset); +extern ULONG sfnt_find_table_len (sfnt *sfont, const char *tag); +extern ULONG sfnt_find_table_pos (sfnt *sfont, const char *tag); +extern ULONG sfnt_locate_table (sfnt *sfont, const char *tag); + +extern void sfnt_set_table (sfnt *sfont, + const char *tag, void *data, ULONG length); +extern int sfnt_require_table (sfnt *sfont, const char *tag, int must_exist); + +extern pdf_obj *sfnt_create_FontFile_stream (sfnt *sfont); + +#endif /* _SFNT_H_ */ |