forked from minhngoc25a/freetype2
256 lines
9.6 KiB
C
256 lines
9.6 KiB
C
/***************************************************************************/
|
|
/* */
|
|
/* t1types.h */
|
|
/* */
|
|
/* Basic Type1/Type2 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 __T1TYPES_H__
|
|
#define __T1TYPES_H__
|
|
|
|
|
|
#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
|
|
|
|
|
|
FT_BEGIN_HEADER
|
|
|
|
|
|
/*************************************************************************/
|
|
/*************************************************************************/
|
|
/*************************************************************************/
|
|
/*** ***/
|
|
/*** ***/
|
|
/*** REQUIRED TYPE1/TYPE2 TABLES DEFINITIONS ***/
|
|
/*** ***/
|
|
/*** ***/
|
|
/*************************************************************************/
|
|
/*************************************************************************/
|
|
/*************************************************************************/
|
|
|
|
|
|
/*************************************************************************/
|
|
/* */
|
|
/* <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;
|
|
|
|
FT_UShort* char_index;
|
|
FT_String** char_name;
|
|
|
|
} T1_EncodingRec, *T1_Encoding;
|
|
|
|
|
|
/* 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;
|
|
|
|
} PS_FontExtraRec;
|
|
|
|
|
|
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 */
|
|
|
|
T1_EncodingType encoding_type;
|
|
T1_EncodingRec encoding;
|
|
|
|
FT_Byte* subrs_block;
|
|
FT_Byte* charstrings_block;
|
|
FT_Byte* glyph_names_block;
|
|
|
|
FT_Int num_subrs;
|
|
FT_Byte** subrs;
|
|
FT_UInt* subrs_len;
|
|
|
|
FT_Int num_glyphs;
|
|
FT_String** glyph_names; /* array of glyph names */
|
|
FT_Byte** charstrings; /* array of glyph charstrings */
|
|
FT_UInt* charstrings_len;
|
|
|
|
FT_Byte paint_type;
|
|
FT_Byte font_type;
|
|
FT_Matrix font_matrix;
|
|
FT_Vector font_offset;
|
|
FT_BBox font_bbox;
|
|
FT_Long font_id;
|
|
|
|
FT_Fixed stroke_width;
|
|
|
|
} T1_FontRec, *T1_Font;
|
|
|
|
|
|
typedef struct CID_SubrsRec_
|
|
{
|
|
FT_UInt num_subrs;
|
|
FT_Byte** code;
|
|
|
|
} CID_SubrsRec, *CID_Subrs;
|
|
|
|
|
|
/*************************************************************************/
|
|
/*************************************************************************/
|
|
/*************************************************************************/
|
|
/*** ***/
|
|
/*** ***/
|
|
/*** AFM FONT INFORMATION STRUCTURES ***/
|
|
/*** ***/
|
|
/*** ***/
|
|
/*************************************************************************/
|
|
/*************************************************************************/
|
|
/*************************************************************************/
|
|
|
|
typedef struct AFM_TrackKernRec_
|
|
{
|
|
FT_Int degree;
|
|
FT_Fixed min_ptsize;
|
|
FT_Fixed min_kern;
|
|
FT_Fixed max_ptsize;
|
|
FT_Fixed max_kern;
|
|
|
|
} AFM_TrackKernRec, *AFM_TrackKern;
|
|
|
|
typedef struct AFM_KernPairRec_
|
|
{
|
|
FT_UInt index1;
|
|
FT_UInt index2;
|
|
FT_Int x;
|
|
FT_Int y;
|
|
|
|
} AFM_KernPairRec, *AFM_KernPair;
|
|
|
|
typedef struct AFM_FontInfoRec_
|
|
{
|
|
FT_Bool IsCIDFont;
|
|
FT_BBox FontBBox;
|
|
FT_Fixed Ascender;
|
|
FT_Fixed Descender;
|
|
AFM_TrackKern TrackKerns; /* free if non-NULL */
|
|
FT_UInt NumTrackKern;
|
|
AFM_KernPair KernPairs; /* free if non-NULL */
|
|
FT_UInt NumKernPair;
|
|
|
|
} AFM_FontInfoRec, *AFM_FontInfo;
|
|
|
|
|
|
/*************************************************************************/
|
|
/*************************************************************************/
|
|
/*************************************************************************/
|
|
/*** ***/
|
|
/*** ***/
|
|
/*** ORIGINAL T1_FACE CLASS DEFINITION ***/
|
|
/*** ***/
|
|
/*** ***/
|
|
/*************************************************************************/
|
|
/*************************************************************************/
|
|
/*************************************************************************/
|
|
|
|
|
|
typedef struct T1_FaceRec_* T1_Face;
|
|
typedef struct CID_FaceRec_* CID_Face;
|
|
|
|
|
|
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];
|
|
|
|
/* support for Multiple Masters fonts */
|
|
PS_Blend blend;
|
|
|
|
/* 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;
|
|
|
|
/* 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;
|
|
|
|
/* since version 2.1 - interface to PostScript hinter */
|
|
const void* pshinter;
|
|
|
|
} T1_FaceRec;
|
|
|
|
|
|
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;
|
|
|
|
/* since version 2.1 - interface to PostScript hinter */
|
|
void* pshinter;
|
|
|
|
/* 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;
|
|
|
|
} CID_FaceRec;
|
|
|
|
|
|
FT_END_HEADER
|
|
|
|
#endif /* __T1TYPES_H__ */
|
|
|
|
|
|
/* END */
|