/***************************************************************************/ | |
/* */ | |
/* cfftypes.h */ | |
/* */ | |
/* Basic OpenType/CFF type definitions and interface (specification */ | |
/* only). */ | |
/* */ | |
/* Copyright 1996-2015 by */ | |
/* David Turner, Robert Wilhelm, and Werner Lemberg. */ | |
/* */ | |
/* This file is part of the FreeType project, and may only be used, */ | |
/* modified, and distributed under the terms of the FreeType project */ | |
/* license, LICENSE.TXT. By continuing to use, modify, or distribute */ | |
/* this file you indicate that you have read the license and */ | |
/* understand and accept it fully. */ | |
/* */ | |
/***************************************************************************/ | |
#ifndef __CFFTYPES_H__ | |
#define __CFFTYPES_H__ | |
#include <ft2build.h> | |
#include FT_FREETYPE_H | |
#include FT_TYPE1_TABLES_H | |
#include FT_INTERNAL_SERVICE_H | |
#include FT_SERVICE_POSTSCRIPT_CMAPS_H | |
#include FT_INTERNAL_POSTSCRIPT_HINTS_H | |
FT_BEGIN_HEADER | |
/*************************************************************************/ | |
/* */ | |
/* <Struct> */ | |
/* CFF_IndexRec */ | |
/* */ | |
/* <Description> */ | |
/* A structure used to model a CFF Index table. */ | |
/* */ | |
/* <Fields> */ | |
/* stream :: The source input stream. */ | |
/* */ | |
/* start :: The position of the first index byte in the */ | |
/* input stream. */ | |
/* */ | |
/* count :: The number of elements in the index. */ | |
/* */ | |
/* off_size :: The size in bytes of object offsets in index. */ | |
/* */ | |
/* data_offset :: The position of first data byte in the index's */ | |
/* bytes. */ | |
/* */ | |
/* data_size :: The size of the data table in this index. */ | |
/* */ | |
/* offsets :: A table of element offsets in the index. Must be */ | |
/* loaded explicitly. */ | |
/* */ | |
/* bytes :: If the index is loaded in memory, its bytes. */ | |
/* */ | |
typedef struct CFF_IndexRec_ | |
{ | |
FT_Stream stream; | |
FT_ULong start; | |
FT_UInt count; | |
FT_Byte off_size; | |
FT_ULong data_offset; | |
FT_ULong data_size; | |
FT_ULong* offsets; | |
FT_Byte* bytes; | |
} CFF_IndexRec, *CFF_Index; | |
typedef struct CFF_EncodingRec_ | |
{ | |
FT_UInt format; | |
FT_ULong offset; | |
FT_UInt count; | |
FT_UShort sids [256]; /* avoid dynamic allocations */ | |
FT_UShort codes[256]; | |
} CFF_EncodingRec, *CFF_Encoding; | |
typedef struct CFF_CharsetRec_ | |
{ | |
FT_UInt format; | |
FT_ULong offset; | |
FT_UShort* sids; | |
FT_UShort* cids; /* the inverse mapping of `sids'; only needed */ | |
/* for CID-keyed fonts */ | |
FT_UInt max_cid; | |
FT_UInt num_glyphs; | |
} CFF_CharsetRec, *CFF_Charset; | |
typedef struct CFF_FontRecDictRec_ | |
{ | |
FT_UInt version; | |
FT_UInt notice; | |
FT_UInt copyright; | |
FT_UInt full_name; | |
FT_UInt family_name; | |
FT_UInt weight; | |
FT_Bool is_fixed_pitch; | |
FT_Fixed italic_angle; | |
FT_Fixed underline_position; | |
FT_Fixed underline_thickness; | |
FT_Int paint_type; | |
FT_Int charstring_type; | |
FT_Matrix font_matrix; | |
FT_Bool has_font_matrix; | |
FT_ULong units_per_em; /* temporarily used as scaling value also */ | |
FT_Vector font_offset; | |
FT_ULong unique_id; | |
FT_BBox font_bbox; | |
FT_Pos stroke_width; | |
FT_ULong charset_offset; | |
FT_ULong encoding_offset; | |
FT_ULong charstrings_offset; | |
FT_ULong private_offset; | |
FT_ULong private_size; | |
FT_Long synthetic_base; | |
FT_UInt embedded_postscript; | |
/* these should only be used for the top-level font dictionary */ | |
FT_UInt cid_registry; | |
FT_UInt cid_ordering; | |
FT_Long cid_supplement; | |
FT_Long cid_font_version; | |
FT_Long cid_font_revision; | |
FT_Long cid_font_type; | |
FT_ULong cid_count; | |
FT_ULong cid_uid_base; | |
FT_ULong cid_fd_array_offset; | |
FT_ULong cid_fd_select_offset; | |
FT_UInt cid_font_name; | |
} CFF_FontRecDictRec, *CFF_FontRecDict; | |
typedef struct CFF_PrivateRec_ | |
{ | |
FT_Byte num_blue_values; | |
FT_Byte num_other_blues; | |
FT_Byte num_family_blues; | |
FT_Byte num_family_other_blues; | |
FT_Pos blue_values[14]; | |
FT_Pos other_blues[10]; | |
FT_Pos family_blues[14]; | |
FT_Pos family_other_blues[10]; | |
FT_Fixed blue_scale; | |
FT_Pos blue_shift; | |
FT_Pos blue_fuzz; | |
FT_Pos standard_width; | |
FT_Pos standard_height; | |
FT_Byte num_snap_widths; | |
FT_Byte num_snap_heights; | |
FT_Pos snap_widths[13]; | |
FT_Pos snap_heights[13]; | |
FT_Bool force_bold; | |
FT_Fixed force_bold_threshold; | |
FT_Int lenIV; | |
FT_Int language_group; | |
FT_Fixed expansion_factor; | |
FT_Long initial_random_seed; | |
FT_ULong local_subrs_offset; | |
FT_Pos default_width; | |
FT_Pos nominal_width; | |
} CFF_PrivateRec, *CFF_Private; | |
typedef struct CFF_FDSelectRec_ | |
{ | |
FT_Byte format; | |
FT_UInt range_count; | |
/* that's the table, taken from the file `as is' */ | |
FT_Byte* data; | |
FT_UInt data_size; | |
/* small cache for format 3 only */ | |
FT_UInt cache_first; | |
FT_UInt cache_count; | |
FT_Byte cache_fd; | |
} CFF_FDSelectRec, *CFF_FDSelect; | |
/* A SubFont packs a font dict and a private dict together. They are */ | |
/* needed to support CID-keyed CFF fonts. */ | |
typedef struct CFF_SubFontRec_ | |
{ | |
CFF_FontRecDictRec font_dict; | |
CFF_PrivateRec private_dict; | |
CFF_IndexRec local_subrs_index; | |
FT_Byte** local_subrs; /* array of pointers into Local Subrs INDEX data */ | |
} CFF_SubFontRec, *CFF_SubFont; | |
#define CFF_MAX_CID_FONTS 256 | |
typedef struct CFF_FontRec_ | |
{ | |
FT_Stream stream; | |
FT_Memory memory; | |
FT_UInt num_faces; | |
FT_UInt num_glyphs; | |
FT_Byte version_major; | |
FT_Byte version_minor; | |
FT_Byte header_size; | |
FT_Byte absolute_offsize; | |
CFF_IndexRec name_index; | |
CFF_IndexRec top_dict_index; | |
CFF_IndexRec global_subrs_index; | |
CFF_EncodingRec encoding; | |
CFF_CharsetRec charset; | |
CFF_IndexRec charstrings_index; | |
CFF_IndexRec font_dict_index; | |
CFF_IndexRec private_index; | |
CFF_IndexRec local_subrs_index; | |
FT_String* font_name; | |
/* array of pointers into Global Subrs INDEX data */ | |
FT_Byte** global_subrs; | |
/* array of pointers into String INDEX data stored at string_pool */ | |
FT_UInt num_strings; | |
FT_Byte** strings; | |
FT_Byte* string_pool; | |
CFF_SubFontRec top_font; | |
FT_UInt num_subfonts; | |
CFF_SubFont subfonts[CFF_MAX_CID_FONTS]; | |
CFF_FDSelectRec fd_select; | |
/* interface to PostScript hinter */ | |
PSHinter_Service pshinter; | |
/* interface to Postscript Names service */ | |
FT_Service_PsCMaps psnames; | |
/* since version 2.3.0 */ | |
PS_FontInfoRec* font_info; /* font info dictionary */ | |
/* since version 2.3.6 */ | |
FT_String* registry; | |
FT_String* ordering; | |
/* since version 2.4.12 */ | |
FT_Generic cf2_instance; | |
} CFF_FontRec, *CFF_Font; | |
FT_END_HEADER | |
#endif /* __CFFTYPES_H__ */ | |
/* END */ |