lib/freetype/include/freetype/internal/t1types.h

   1 /***************************************************************************/
   2 /*                                                                         */
   3 /*  t1types.h                                                              */
   4 /*                                                                         */
   5 /*    Basic Type1/Type2 type definitions and interface (specification      */
   6 /*    only).                                                               */
   7 /*                                                                         */
   8 /*  Copyright 1996-2001, 2002 by                                           */
   9 /*  David Turner, Robert Wilhelm, and Werner Lemberg.                      */
  10 /*                                                                         */
  11 /*  This file is part of the FreeType project, and may only be used,       */
  12 /*  modified, and distributed under the terms of the FreeType project      */
  13 /*  license, LICENSE.TXT.  By continuing to use, modify, or distribute     */
  14 /*  this file you indicate that you have read the license and              */
  15 /*  understand and accept it fully.                                        */
  16 /*                                                                         */
  17 /***************************************************************************/
  18
  19
  20 #ifndef __T1TYPES_H__
  21 #define __T1TYPES_H__
  22
  23
  24 #include <ft2build.h>
  25 #include FT_TYPE1_TABLES_H
  26 #include FT_INTERNAL_POSTSCRIPT_NAMES_H
  27 #include FT_INTERNAL_POSTSCRIPT_HINTS_H
  28
  29
  30 FT_BEGIN_HEADER
  31
  32
  33   /*************************************************************************/
  34   /*************************************************************************/
  35   /*************************************************************************/
  36   /***                                                                   ***/
  37   /***                                                                   ***/
  38   /***              REQUIRED TYPE1/TYPE2 TABLES DEFINITIONS              ***/
  39   /***                                                                   ***/
  40   /***                                                                   ***/
  41   /*************************************************************************/
  42   /*************************************************************************/
  43   /*************************************************************************/
  44
  45
  46   /*************************************************************************/
  47   /*                                                                       */
  48   /* <Struct>                                                              */
  49   /*    T1_EncodingRec                                                     */
  50   /*                                                                       */
  51   /* <Description>                                                         */
  52   /*    A structure modeling a custom encoding.                            */
  53   /*                                                                       */
  54   /* <Fields>                                                              */
  55   /*    num_chars  :: The number of character codes in the encoding.       */
  56   /*                  Usually 256.                                         */
  57   /*                                                                       */
  58   /*    code_first :: The lowest valid character code in the encoding.     */
  59   /*                                                                       */
  60   /*    code_last  :: The highest valid character code in the encoding.    */
  61   /*                                                                       */
  62   /*    char_index :: An array of corresponding glyph indices.             */
  63   /*                                                                       */
  64   /*    char_name  :: An array of corresponding glyph names.               */
  65   /*                                                                       */
  66   typedef struct  T1_EncodingRecRec_
  67   {
  68     FT_Int       num_chars;
  69     FT_Int       code_first;
  70     FT_Int       code_last;
  71
  72     FT_UShort*   char_index;
  73     FT_String**  char_name;
  74
  75   } T1_EncodingRec, *T1_Encoding;
  76
  77
  78   typedef enum  T1_EncodingType_
  79   {
  80     T1_ENCODING_TYPE_NONE = 0,
  81     T1_ENCODING_TYPE_ARRAY,
  82     T1_ENCODING_TYPE_STANDARD,
  83     T1_ENCODING_TYPE_ISOLATIN1,
  84     T1_ENCODING_TYPE_EXPERT
  85
  86   } T1_EncodingType;
  87
  88
  89   typedef struct  T1_FontRec_
  90   {
  91     PS_FontInfoRec   font_info;         /* font info dictionary */
  92     PS_PrivateRec    private_dict;      /* private dictionary   */
  93     FT_String*       font_name;         /* top-level dictionary */
  94
  95     T1_EncodingType  encoding_type;
  96     T1_EncodingRec   encoding;
  97
  98     FT_Byte*         subrs_block;
  99     FT_Byte*         charstrings_block;
 100     FT_Byte*         glyph_names_block;
 101
 102     FT_Int           num_subrs;
 103     FT_Byte**        subrs;
 104     FT_Int*          subrs_len;
 105
 106     FT_Int           num_glyphs;
 107     FT_String**      glyph_names;       /* array of glyph names       */
 108     FT_Byte**        charstrings;       /* array of glyph charstrings */
 109     FT_Int*          charstrings_len;
 110
 111     FT_Byte          paint_type;
 112     FT_Byte          font_type;
 113     FT_Matrix        font_matrix;
 114     FT_Vector        font_offset;
 115     FT_BBox          font_bbox;
 116     FT_Long          font_id;
 117
 118     FT_Int           stroke_width;
 119
 120   } T1_FontRec, *T1_Font;
 121
 122
 123   typedef struct  CID_SubrsRec_
 124   {
 125     FT_UInt    num_subrs;
 126     FT_Byte**  code;
 127
 128   } CID_SubrsRec, *CID_Subrs;
 129
 130
 131   /*************************************************************************/
 132   /*************************************************************************/
 133   /*************************************************************************/
 134   /***                                                                   ***/
 135   /***                                                                   ***/
 136   /***                ORIGINAL T1_FACE CLASS DEFINITION                  ***/
 137   /***                                                                   ***/
 138   /***                                                                   ***/
 139   /*************************************************************************/
 140   /*************************************************************************/
 141   /*************************************************************************/
 142
 143
 144   /*************************************************************************/
 145   /*                                                                       */
 146   /* This structure/class is defined here because it is common to the      */
 147   /* following formats: TTF, OpenType-TT, and OpenType-CFF.                */
 148   /*                                                                       */
 149   /* Note, however, that the classes TT_Size, TT_GlyphSlot, and TT_CharMap */
 150   /* are not shared between font drivers, and are thus defined normally in */
 151   /* `ttobjs.h'.                                                           */
 152   /*                                                                       */
 153   /*************************************************************************/
 154
 155   typedef struct T1_FaceRec_*   T1_Face;
 156   typedef struct CID_FaceRec_*  CID_Face;
 157
 158
 159   typedef struct  T1_FaceRec_
 160   {
 161     FT_FaceRec     root;
 162     T1_FontRec     type1;
 163     const void*    psnames;
 164     const void*    psaux;
 165     const void*    afm_data;
 166     FT_CharMapRec  charmaprecs[2];
 167     FT_CharMap     charmaps[2];
 168     PS_Unicodes    unicode_map;
 169
 170     /* support for Multiple Masters fonts */
 171     PS_Blend       blend;
 172
 173     /* since FT 2.1 - interface to PostScript hinter */
 174     const void*    pshinter;
 175
 176   } T1_FaceRec;
 177
 178
 179   typedef struct  CID_FaceRec_
 180   {
 181     FT_FaceRec       root;
 182     void*            psnames;
 183     void*            psaux;
 184     CID_FaceInfoRec  cid;
 185     void*            afm_data;
 186     CID_Subrs        subrs;
 187
 188     /* since FT 2.1 - interface to PostScript hinter */
 189     void*            pshinter;
 190
 191   } CID_FaceRec;
 192
 193
 194 FT_END_HEADER
 195
 196 #endif /* __T1TYPES_H__ */
 197
 198
 199 /* END */