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      1 /***************************************************************************/
      2 /*                                                                         */
      3 /*  t1load.h                                                               */
      4 /*                                                                         */
      5 /*    Type 1 font loader (specification).                                  */
      6 /*                                                                         */
      7 /*  Copyright 1996-2018 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 T1LOAD_H_
     20 #define T1LOAD_H_
     21 
     22 
     23 #include <ft2build.h>
     24 #include FT_INTERNAL_STREAM_H
     25 #include FT_INTERNAL_POSTSCRIPT_AUX_H
     26 #include FT_MULTIPLE_MASTERS_H
     27 
     28 #include "t1parse.h"
     29 
     30 
     31 FT_BEGIN_HEADER
     32 
     33 
     34   typedef struct  T1_Loader_
     35   {
     36     T1_ParserRec  parser;          /* parser used to read the stream */
     37 
     38     FT_Int        num_chars;       /* number of characters in encoding */
     39     PS_TableRec   encoding_table;  /* PS_Table used to store the       */
     40                                    /* encoding character names         */
     41 
     42     FT_Int        num_glyphs;
     43     PS_TableRec   glyph_names;
     44     PS_TableRec   charstrings;
     45     PS_TableRec   swap_table;      /* For moving .notdef glyph to index 0. */
     46 
     47     FT_Int        num_subrs;
     48     PS_TableRec   subrs;
     49     FT_Hash       subrs_hash;
     50     FT_Bool       fontdata;
     51 
     52     FT_UInt       keywords_encountered; /* T1_LOADER_ENCOUNTERED_XXX */
     53 
     54   } T1_LoaderRec, *T1_Loader;
     55 
     56 
     57   /* treatment of some keywords differs depending on whether */
     58   /* they precede or follow certain other keywords           */
     59 
     60 #define T1_PRIVATE                ( 1 << 0 )
     61 #define T1_FONTDIR_AFTER_PRIVATE  ( 1 << 1 )
     62 
     63 
     64   FT_LOCAL( FT_Error )
     65   T1_Open_Face( T1_Face  face );
     66 
     67 #ifndef T1_CONFIG_OPTION_NO_MM_SUPPORT
     68 
     69   FT_LOCAL( FT_Error )
     70   T1_Get_Multi_Master( T1_Face           face,
     71                        FT_Multi_Master*  master );
     72 
     73   FT_LOCAL( FT_Error )
     74   T1_Get_MM_Var( T1_Face      face,
     75                  FT_MM_Var*  *master );
     76 
     77   FT_LOCAL( FT_Error )
     78   T1_Set_MM_Blend( T1_Face    face,
     79                    FT_UInt    num_coords,
     80                    FT_Fixed*  coords );
     81 
     82   FT_LOCAL( FT_Error )
     83   T1_Get_MM_Blend( T1_Face    face,
     84                    FT_UInt    num_coords,
     85                    FT_Fixed*  coords );
     86 
     87   FT_LOCAL( FT_Error )
     88   T1_Set_MM_Design( T1_Face   face,
     89                     FT_UInt   num_coords,
     90                     FT_Long*  coords );
     91 
     92   FT_LOCAL( FT_Error )
     93   T1_Reset_MM_Blend( T1_Face  face,
     94                      FT_UInt  instance_index );
     95 
     96   FT_LOCAL( FT_Error )
     97   T1_Get_Var_Design( T1_Face    face,
     98                      FT_UInt    num_coords,
     99                      FT_Fixed*  coords );
    100 
    101   FT_LOCAL( FT_Error )
    102   T1_Set_Var_Design( T1_Face    face,
    103                      FT_UInt    num_coords,
    104                      FT_Fixed*  coords );
    105 
    106   FT_LOCAL( void )
    107   T1_Done_Blend( T1_Face  face );
    108 
    109 #endif /* !T1_CONFIG_OPTION_NO_MM_SUPPORT */
    110 
    111 
    112 FT_END_HEADER
    113 
    114 #endif /* T1LOAD_H_ */
    115 
    116 
    117 /* END */
    118