src/freetype/type1z/z1objs.h

   1 /***************************************************************************/
   2 /*                                                                         */
   3 /*  z1objs.h                                                               */
   4 /*                                                                         */
   5 /*    Experimental Type 1 objects manager (specification).                 */
   6 /*                                                                         */
   7 /*  Copyright 1996-2000 by                                                 */
   8 /*  David Turner, Robert Wilhelm, and Werner Lemberg.                      */
   9 /*                                                                         */
  10 /*  This file is part of the FreeType project, and may only be used,       */
  11 /*  modified, and distributed under the terms of the FreeType project      */
  12 /*  license, LICENSE.TXT.  By continuing to use, modify, or distribute     */
  13 /*  this file you indicate that you have read the license and              */
  14 /*  understand and accept it fully.                                        */
  15 /*                                                                         */
  16 /***************************************************************************/
  17
  18
  19 #ifndef Z1OBJS_H
  20 #define Z1OBJS_H
  21
  22 #include <freetype/internal/ftobjs.h>
  23 #include <freetype/config/ftconfig.h>
  24 #include <freetype/internal/t1errors.h>
  25 #include <freetype/internal/t1types.h>
  26
  27 #ifdef __cplusplus
  28   extern "C" {
  29 #endif
  30
  31   /* The following structures must be defined by the hinter */
  32   typedef struct Z1_Size_Hints_   Z1_Size_Hints;
  33   typedef struct Z1_Glyph_Hints_  Z1_Glyph_Hints;
  34
  35
  36   /*************************************************************************/
  37   /*                                                                       */
  38   /* <Type>                                                                */
  39   /*    Z1_Driver                                                          */
  40   /*                                                                       */
  41   /* <Description>                                                         */
  42   /*    A handle to a Type 1 driver object.                                */
  43   /*                                                                       */
  44   typedef struct Z1_DriverRec_   *Z1_Driver;
  45
  46
  47   /*************************************************************************/
  48   /*                                                                       */
  49   /* <Type>                                                                */
  50   /*    Z1_Size                                                            */
  51   /*                                                                       */
  52   /* <Description>                                                         */
  53   /*    A handle to a Type 1 size object.                                  */
  54   /*                                                                       */
  55   typedef struct Z1_SizeRec_*  Z1_Size;
  56
  57
  58   /*************************************************************************/
  59   /*                                                                       */
  60   /* <Type>                                                                */
  61   /*    Z1_GlyphSlot                                                       */
  62   /*                                                                       */
  63   /* <Description>                                                         */
  64   /*    A handle to a Type 1 glyph slot object.                            */
  65   /*                                                                       */
  66   typedef struct Z1_GlyphSlotRec_*  Z1_GlyphSlot;
  67
  68
  69   /*************************************************************************/
  70   /*                                                                       */
  71   /* <Type>                                                                */
  72   /*    Z1_CharMap                                                         */
  73   /*                                                                       */
  74   /* <Description>                                                         */
  75   /*    A handle to a Type 1 character mapping object.                     */
  76   /*                                                                       */
  77   /* <Note>                                                                */
  78   /*    The Type 1 format doesn't use a charmap but an encoding table.     */
  79   /*    The driver is responsible for making up charmap objects            */
  80   /*    corresponding to these tables.                                     */
  81   /*                                                                       */
  82   typedef struct Z1_CharMapRec_*   Z1_CharMap;
  83
  84
  85   /*************************************************************************/
  86   /*                                                                       */
  87   /*                  HERE BEGINS THE TYPE1 SPECIFIC STUFF                 */
  88   /*                                                                       */
  89   /*************************************************************************/
  90
  91
  92   /*************************************************************************/
  93   /*                                                                       */
  94   /* <Type>                                                                */
  95   /*    Z1_SizeRec                                                         */
  96   /*                                                                       */
  97   /* <Description>                                                         */
  98   /*    Type 1 size record.                                                */
  99   /*                                                                       */
 100   typedef struct  Z1_SizeRec_
 101   {
 102     FT_SizeRec      root;
 103     FT_Bool         valid;
 104     Z1_Size_Hints*  hints;  /* defined in the hinter. This allows */
 105                             /* us to experiment with different    */
 106                             /* hinting schemes without having to  */
 107                             /* change `z1objs' each time.         */
 108   } Z1_SizeRec;
 109
 110
 111   /*************************************************************************/
 112   /*                                                                       */
 113   /* <Type>                                                                */
 114   /*    Z1_GlyphSlotRec                                                    */
 115   /*                                                                       */
 116   /* <Description>                                                         */
 117   /*    Type 1 glyph slot record.                                          */
 118   /*                                                                       */
 119   typedef struct  Z1_GlyphSlotRec_
 120   {
 121     FT_GlyphSlotRec  root;
 122
 123     FT_Bool          hint;
 124     FT_Bool          scaled;
 125
 126     FT_Int           max_points;
 127     FT_Int           max_contours;
 128
 129     FT_Fixed         x_scale;
 130     FT_Fixed         y_scale;
 131
 132     Z1_Glyph_Hints*  hints;  /* defined in the hinter */
 133
 134   } Z1_GlyphSlotRec;
 135
 136
 137   LOCAL_DEF
 138   FT_Error  Z1_Init_Face( FT_Stream      stream,
 139                           T1_Face        face,
 140                           FT_Int         face_index,
 141                           FT_Int         num_params,
 142                           FT_Parameter*  params );
 143
 144   LOCAL_DEF
 145   void  Z1_Done_Face( T1_Face  face );
 146
 147   LOCAL_DEF
 148   FT_Error  Z1_Init_Driver( Z1_Driver  driver );
 149
 150   LOCAL_DEF
 151   void  Z1_Done_Driver( Z1_Driver  driver );
 152
 153
 154 #ifdef __cplusplus
 155   }
 156 #endif
 157
 158 #endif /* Z1OBJS_H */
 159
 160
 161 /* END */