lib/3rdparty/freetype/src/psaux/psobjs.h

   1 /***************************************************************************/
   2 /*                                                                         */
   3 /*  psobjs.h                                                               */
   4 /*                                                                         */
   5 /*    Auxiliary functions for PostScript fonts (specification).            */
   6 /*                                                                         */
   7 /*  Copyright 1996-2001, 2002, 2003 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_FuncsRec    ps_table_funcs;
  41
  42   FT_CALLBACK_TABLE
  43   const PS_Parser_FuncsRec   ps_parser_funcs;
  44
  45   FT_CALLBACK_TABLE
  46   const T1_Builder_FuncsRec  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      idx,
  57                 void*       object,
  58                 FT_PtrDist  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   ps_parser_skip_spaces( PS_Parser  parser );
  79
  80   FT_LOCAL( void )
  81   ps_parser_skip_PS_token( PS_Parser  parser );
  82
  83   FT_LOCAL( void )
  84   ps_parser_to_token( PS_Parser  parser,
  85                       T1_Token   token );
  86
  87   FT_LOCAL( void )
  88   ps_parser_to_token_array( PS_Parser  parser,
  89                             T1_Token   tokens,
  90                             FT_UInt    max_tokens,
  91                             FT_Int*    pnum_tokens );
  92
  93   FT_LOCAL( FT_Error )
  94   ps_parser_load_field( PS_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   ps_parser_load_field_table( PS_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   ps_parser_to_int( PS_Parser  parser );
 109
 110
 111   FT_LOCAL( FT_Error )
 112   ps_parser_to_bytes( PS_Parser  parser,
 113                       FT_Byte*   bytes,
 114                       FT_Offset  max_bytes,
 115                       FT_Long*   pnum_bytes,
 116                       FT_Bool    delimiters );
 117
 118
 119   FT_LOCAL( FT_Fixed )
 120   ps_parser_to_fixed( PS_Parser  parser,
 121                       FT_Int     power_ten );
 122
 123
 124   FT_LOCAL( FT_Int )
 125   ps_parser_to_coord_array( PS_Parser  parser,
 126                             FT_Int     max_coords,
 127                             FT_Short*  coords );
 128
 129   FT_LOCAL( FT_Int )
 130   ps_parser_to_fixed_array( PS_Parser  parser,
 131                             FT_Int     max_values,
 132                             FT_Fixed*  values,
 133                             FT_Int     power_ten );
 134
 135
 136   FT_LOCAL( void )
 137   ps_parser_init( PS_Parser  parser,
 138                   FT_Byte*   base,
 139                   FT_Byte*   limit,
 140                   FT_Memory  memory );
 141
 142   FT_LOCAL( void )
 143   ps_parser_done( PS_Parser  parser );
 144
 145
 146   /*************************************************************************/
 147   /*************************************************************************/
 148   /*****                                                               *****/
 149   /*****                            T1 BUILDER                         *****/
 150   /*****                                                               *****/
 151   /*************************************************************************/
 152   /*************************************************************************/
 153
 154   FT_LOCAL( void )
 155   t1_builder_init( T1_Builder    builder,
 156                    FT_Face       face,
 157                    FT_Size       size,
 158                    FT_GlyphSlot  glyph,
 159                    FT_Bool       hinting );
 160
 161   FT_LOCAL( void )
 162   t1_builder_done( T1_Builder  builder );
 163
 164   FT_LOCAL( FT_Error )
 165   t1_builder_check_points( T1_Builder  builder,
 166                            FT_Int      count );
 167
 168   FT_LOCAL( void )
 169   t1_builder_add_point( T1_Builder  builder,
 170                         FT_Pos      x,
 171                         FT_Pos      y,
 172                         FT_Byte     flag );
 173
 174   FT_LOCAL( FT_Error )
 175   t1_builder_add_point1( T1_Builder  builder,
 176                          FT_Pos      x,
 177                          FT_Pos      y );
 178
 179   FT_LOCAL( FT_Error )
 180   t1_builder_add_contour( T1_Builder  builder );
 181
 182
 183   FT_LOCAL( FT_Error )
 184   t1_builder_start_point( T1_Builder  builder,
 185                           FT_Pos      x,
 186                           FT_Pos      y );
 187
 188
 189   FT_LOCAL( void )
 190   t1_builder_close_contour( T1_Builder  builder );
 191
 192
 193   /*************************************************************************/
 194   /*************************************************************************/
 195   /*****                                                               *****/
 196   /*****                            OTHER                              *****/
 197   /*****                                                               *****/
 198   /*************************************************************************/
 199   /*************************************************************************/
 200
 201   FT_LOCAL( void )
 202   t1_decrypt( FT_Byte*   buffer,
 203               FT_Offset  length,
 204               FT_UShort  seed );
 205
 206
 207 FT_END_HEADER
 208
 209 #endif /* __PSOBJS_H__ */
 210
 211
 212 /* END */