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/***************************************************************************/
/* */
/* cfftypes.h */
/* */
/* Basic OpenType/CFF type definitions and interface (specification */
/* only). */
/* */
/* Copyright 1996-2003, 2006-2008, 2010-2011 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;
} CFF_FontRec, *CFF_Font;
FT_END_HEADER
#endif /* __CFFTYPES_H__ */
/* END */

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