0,0 → 1,255 |
/***************************************************************************/ |
/* */ |
/* t1types.h */ |
/* */ |
/* Basic Type1/Type2 type definitions and interface (specification */ |
/* only). */ |
/* */ |
/* Copyright 1996-2004, 2006, 2008, 2009, 2011, 2013 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. */ |
/* */ |
/***************************************************************************/ |
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#ifndef __T1TYPES_H__ |
#define __T1TYPES_H__ |
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#include <ft2build.h> |
#include FT_TYPE1_TABLES_H |
#include FT_INTERNAL_POSTSCRIPT_HINTS_H |
#include FT_INTERNAL_SERVICE_H |
#include FT_SERVICE_POSTSCRIPT_CMAPS_H |
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FT_BEGIN_HEADER |
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/*************************************************************************/ |
/*************************************************************************/ |
/*************************************************************************/ |
/*** ***/ |
/*** ***/ |
/*** REQUIRED TYPE1/TYPE2 TABLES DEFINITIONS ***/ |
/*** ***/ |
/*** ***/ |
/*************************************************************************/ |
/*************************************************************************/ |
/*************************************************************************/ |
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/*************************************************************************/ |
/* */ |
/* <Struct> */ |
/* T1_EncodingRec */ |
/* */ |
/* <Description> */ |
/* A structure modeling a custom encoding. */ |
/* */ |
/* <Fields> */ |
/* num_chars :: The number of character codes in the encoding. */ |
/* Usually 256. */ |
/* */ |
/* code_first :: The lowest valid character code in the encoding. */ |
/* */ |
/* code_last :: The highest valid character code in the encoding */ |
/* + 1. When equal to code_first there are no valid */ |
/* character codes. */ |
/* */ |
/* char_index :: An array of corresponding glyph indices. */ |
/* */ |
/* char_name :: An array of corresponding glyph names. */ |
/* */ |
typedef struct T1_EncodingRecRec_ |
{ |
FT_Int num_chars; |
FT_Int code_first; |
FT_Int code_last; |
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FT_UShort* char_index; |
FT_String** char_name; |
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} T1_EncodingRec, *T1_Encoding; |
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/* used to hold extra data of PS_FontInfoRec that |
* cannot be stored in the publicly defined structure. |
* |
* Note these can't be blended with multiple-masters. |
*/ |
typedef struct PS_FontExtraRec_ |
{ |
FT_UShort fs_type; |
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} PS_FontExtraRec; |
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typedef struct T1_FontRec_ |
{ |
PS_FontInfoRec font_info; /* font info dictionary */ |
PS_FontExtraRec font_extra; /* font info extra fields */ |
PS_PrivateRec private_dict; /* private dictionary */ |
FT_String* font_name; /* top-level dictionary */ |
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T1_EncodingType encoding_type; |
T1_EncodingRec encoding; |
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FT_Byte* subrs_block; |
FT_Byte* charstrings_block; |
FT_Byte* glyph_names_block; |
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FT_Int num_subrs; |
FT_Byte** subrs; |
FT_PtrDist* subrs_len; |
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FT_Int num_glyphs; |
FT_String** glyph_names; /* array of glyph names */ |
FT_Byte** charstrings; /* array of glyph charstrings */ |
FT_PtrDist* charstrings_len; |
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FT_Byte paint_type; |
FT_Byte font_type; |
FT_Matrix font_matrix; |
FT_Vector font_offset; |
FT_BBox font_bbox; |
FT_Long font_id; |
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FT_Fixed stroke_width; |
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} T1_FontRec, *T1_Font; |
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typedef struct CID_SubrsRec_ |
{ |
FT_UInt num_subrs; |
FT_Byte** code; |
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} CID_SubrsRec, *CID_Subrs; |
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/*************************************************************************/ |
/*************************************************************************/ |
/*************************************************************************/ |
/*** ***/ |
/*** ***/ |
/*** AFM FONT INFORMATION STRUCTURES ***/ |
/*** ***/ |
/*** ***/ |
/*************************************************************************/ |
/*************************************************************************/ |
/*************************************************************************/ |
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typedef struct AFM_TrackKernRec_ |
{ |
FT_Int degree; |
FT_Fixed min_ptsize; |
FT_Fixed min_kern; |
FT_Fixed max_ptsize; |
FT_Fixed max_kern; |
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} AFM_TrackKernRec, *AFM_TrackKern; |
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typedef struct AFM_KernPairRec_ |
{ |
FT_Int index1; |
FT_Int index2; |
FT_Int x; |
FT_Int y; |
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} AFM_KernPairRec, *AFM_KernPair; |
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typedef struct AFM_FontInfoRec_ |
{ |
FT_Bool IsCIDFont; |
FT_BBox FontBBox; |
FT_Fixed Ascender; |
FT_Fixed Descender; |
AFM_TrackKern TrackKerns; /* free if non-NULL */ |
FT_Int NumTrackKern; |
AFM_KernPair KernPairs; /* free if non-NULL */ |
FT_Int NumKernPair; |
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} AFM_FontInfoRec, *AFM_FontInfo; |
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/*************************************************************************/ |
/*************************************************************************/ |
/*************************************************************************/ |
/*** ***/ |
/*** ***/ |
/*** ORIGINAL T1_FACE CLASS DEFINITION ***/ |
/*** ***/ |
/*** ***/ |
/*************************************************************************/ |
/*************************************************************************/ |
/*************************************************************************/ |
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typedef struct T1_FaceRec_* T1_Face; |
typedef struct CID_FaceRec_* CID_Face; |
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typedef struct T1_FaceRec_ |
{ |
FT_FaceRec root; |
T1_FontRec type1; |
const void* psnames; |
const void* psaux; |
const void* afm_data; |
FT_CharMapRec charmaprecs[2]; |
FT_CharMap charmaps[2]; |
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/* support for Multiple Masters fonts */ |
PS_Blend blend; |
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/* undocumented, optional: indices of subroutines that express */ |
/* the NormalizeDesignVector and the ConvertDesignVector procedure, */ |
/* respectively, as Type 2 charstrings; -1 if keywords not present */ |
FT_Int ndv_idx; |
FT_Int cdv_idx; |
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/* undocumented, optional: has the same meaning as len_buildchar */ |
/* for Type 2 fonts; manipulated by othersubrs 19, 24, and 25 */ |
FT_UInt len_buildchar; |
FT_Long* buildchar; |
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/* since version 2.1 - interface to PostScript hinter */ |
const void* pshinter; |
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} T1_FaceRec; |
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typedef struct CID_FaceRec_ |
{ |
FT_FaceRec root; |
void* psnames; |
void* psaux; |
CID_FaceInfoRec cid; |
PS_FontExtraRec font_extra; |
#if 0 |
void* afm_data; |
#endif |
CID_Subrs subrs; |
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/* since version 2.1 - interface to PostScript hinter */ |
void* pshinter; |
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/* since version 2.1.8, but was originally positioned after `afm_data' */ |
FT_Byte* binary_data; /* used if hex data has been converted */ |
FT_Stream cid_stream; |
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} CID_FaceRec; |
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FT_END_HEADER |
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#endif /* __T1TYPES_H__ */ |
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/* END */ |