libraries/freetype-2.0.5/include/psobjs.h

   1 /***************************************************************************/
   2 /*                                                                         */
   3 /*  psobjs.h                                                               */
   4 /*                                                                         */
   5 /*    Auxiliary functions for PostScript fonts (specification).            */
   6 /*                                                                         */
   7 /*  Copyright 1996-2001 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 __PSOBJS_H__
  20 #define __PSOBJS_H__
  21
  22
  23 #include <ft2build.h>
  24 #include FT_INTERNAL_POSTSCRIPT_AUX_H
  25
  26
  27 FT_BEGIN_HEADER
  28
  29
  30   /*************************************************************************/
  31   /*************************************************************************/
  32   /*****                                                               *****/
  33   /*****                             T1_TABLE                          *****/
  34   /*****                                                               *****/
  35   /*************************************************************************/
  36   /*************************************************************************/
  37
  38
  39   FT_CALLBACK_TABLE
  40   const PS_Table_Funcs  ps_table_funcs;
  41
  42   FT_CALLBACK_TABLE
  43   const T1_Parser_Funcs  t1_parser_funcs;
  44
  45   FT_CALLBACK_TABLE
  46   const T1_Builder_Funcs  t1_builder_funcs;
  47
  48
  49   FT_LOCAL FT_Error
  50   PS_Table_New( PS_Table*  table,
  51                 FT_Int     count,
  52                 FT_Memory  memory );
  53
  54   FT_LOCAL FT_Error
  55   PS_Table_Add( PS_Table*  table,
  56                 FT_Int     index,
  57                 void*      object,
  58                 FT_Int     length );
  59
  60   FT_LOCAL void
  61   PS_Table_Done( PS_Table*  table );
  62
  63
  64   FT_LOCAL void
  65   PS_Table_Release( PS_Table*  table );
  66
  67
  68   /*************************************************************************/
  69   /*************************************************************************/
  70   /*****                                                               *****/
  71   /*****                            T1 PARSER                          *****/
  72   /*****                                                               *****/
  73   /*************************************************************************/
  74   /*************************************************************************/
  75
  76
  77   FT_LOCAL void
  78   T1_Skip_Spaces( T1_Parser*  parser );
  79
  80   FT_LOCAL void
  81   T1_Skip_Alpha( T1_Parser*  parser );
  82
  83   FT_LOCAL void
  84   T1_ToToken( T1_Parser*  parser,
  85               T1_Token*   token );
  86
  87   FT_LOCAL void
  88   T1_ToTokenArray( T1_Parser*  parser,
  89                    T1_Token*   tokens,
  90                    FT_UInt     max_tokens,
  91                    FT_Int*     pnum_tokens );
  92
  93   FT_LOCAL FT_Error
  94   T1_Load_Field( T1_Parser*       parser,
  95                  const T1_Field*  field,
  96                  void**           objects,
  97                  FT_UInt          max_objects,
  98                  FT_ULong*        pflags );
  99
 100   FT_LOCAL FT_Error
 101   T1_Load_Field_Table( T1_Parser*       parser,
 102                        const T1_Field*  field,
 103                        void**           objects,
 104                        FT_UInt          max_objects,
 105                        FT_ULong*        pflags );
 106
 107   FT_LOCAL FT_Long
 108   T1_ToInt( T1_Parser*  parser );
 109
 110
 111   FT_LOCAL FT_Fixed
 112   T1_ToFixed( T1_Parser*  parser,
 113               FT_Int      power_ten );
 114
 115
 116   FT_LOCAL FT_Int
 117   T1_ToCoordArray( T1_Parser*  parser,
 118                    FT_Int      max_coords,
 119                    FT_Short*   coords );
 120
 121   FT_LOCAL FT_Int
 122   T1_ToFixedArray( T1_Parser*  parser,
 123                    FT_Int      max_values,
 124                    FT_Fixed*   values,
 125                    FT_Int      power_ten );
 126
 127
 128   FT_LOCAL void
 129   T1_Init_Parser( T1_Parser*  parser,
 130                   FT_Byte*    base,
 131                   FT_Byte*    limit,
 132                   FT_Memory   memory );
 133
 134   FT_LOCAL void
 135   T1_Done_Parser( T1_Parser*  parser );
 136
 137
 138   /*************************************************************************/
 139   /*************************************************************************/
 140   /*****                                                               *****/
 141   /*****                            T1 BUILDER                         *****/
 142   /*****                                                               *****/
 143   /*************************************************************************/
 144   /*************************************************************************/
 145
 146   FT_LOCAL void
 147   T1_Builder_Init( T1_Builder*   builder,
 148                    FT_Face       face,
 149                    FT_Size       size,
 150                    FT_GlyphSlot  glyph );
 151
 152   FT_LOCAL void
 153   T1_Builder_Done( T1_Builder*  builder );
 154
 155   FT_LOCAL FT_Error
 156   T1_Builder_Check_Points( T1_Builder*  builder,
 157                            FT_Int       count );
 158
 159   FT_LOCAL void
 160   T1_Builder_Add_Point( T1_Builder*  builder,
 161                         FT_Pos       x,
 162                         FT_Pos       y,
 163                         FT_Byte      flag );
 164
 165   FT_LOCAL FT_Error
 166   T1_Builder_Add_Point1( T1_Builder*  builder,
 167                          FT_Pos       x,
 168                          FT_Pos       y );
 169
 170   FT_LOCAL FT_Error
 171   T1_Builder_Add_Contour( T1_Builder*  builder );
 172
 173
 174   FT_LOCAL FT_Error
 175   T1_Builder_Start_Point( T1_Builder*  builder,
 176                           FT_Pos       x,
 177                           FT_Pos       y );
 178
 179
 180   FT_LOCAL void
 181   T1_Builder_Close_Contour( T1_Builder*  builder );
 182
 183
 184   /*************************************************************************/
 185   /*************************************************************************/
 186   /*****                                                               *****/
 187   /*****                            OTHER                              *****/
 188   /*****                                                               *****/
 189   /*************************************************************************/
 190   /*************************************************************************/
 191
 192   FT_LOCAL void
 193   T1_Decrypt( FT_Byte*   buffer,
 194               FT_Offset  length,
 195               FT_UShort  seed );
 196
 197
 198 FT_END_HEADER
 199
 200 #endif /* __PSOBJS_H__ */
 201
 202
 203 /* END */