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      1 /***************************************************************************/
      2 /*                                                                         */
      3 /*  fttype1.c                                                              */
      4 /*                                                                         */
      5 /*    FreeType utility file for PS names support (body).                   */
      6 /*                                                                         */
      7 /*  Copyright 2002-2018 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 #include <ft2build.h>
     20 #include FT_INTERNAL_DEBUG_H
     21 #include FT_INTERNAL_OBJECTS_H
     22 #include FT_INTERNAL_SERVICE_H
     23 #include FT_SERVICE_POSTSCRIPT_INFO_H
     24 
     25 
     26   /* documentation is in t1tables.h */
     27 
     28   FT_EXPORT_DEF( FT_Error )
     29   FT_Get_PS_Font_Info( FT_Face          face,
     30                        PS_FontInfoRec*  afont_info )
     31   {
     32     FT_Error           error;
     33     FT_Service_PsInfo  service;
     34 
     35 
     36     if ( !face )
     37       return FT_THROW( Invalid_Face_Handle );
     38 
     39     if ( !afont_info )
     40       return FT_THROW( Invalid_Argument );
     41 
     42     FT_FACE_FIND_SERVICE( face, service, POSTSCRIPT_INFO );
     43 
     44     if ( service && service->ps_get_font_info )
     45       error = service->ps_get_font_info( face, afont_info );
     46     else
     47       error = FT_THROW( Invalid_Argument );
     48 
     49     return error;
     50   }
     51 
     52 
     53   /* documentation is in t1tables.h */
     54 
     55   FT_EXPORT_DEF( FT_Int )
     56   FT_Has_PS_Glyph_Names( FT_Face  face )
     57   {
     58     FT_Int             result = 0;
     59     FT_Service_PsInfo  service;
     60 
     61 
     62     if ( face )
     63     {
     64       FT_FACE_FIND_SERVICE( face, service, POSTSCRIPT_INFO );
     65 
     66       if ( service && service->ps_has_glyph_names )
     67         result = service->ps_has_glyph_names( face );
     68     }
     69 
     70     return result;
     71   }
     72 
     73 
     74   /* documentation is in t1tables.h */
     75 
     76   FT_EXPORT_DEF( FT_Error )
     77   FT_Get_PS_Font_Private( FT_Face         face,
     78                           PS_PrivateRec*  afont_private )
     79   {
     80     FT_Error           error;
     81     FT_Service_PsInfo  service;
     82 
     83 
     84     if ( !face )
     85       return FT_THROW( Invalid_Face_Handle );
     86 
     87     if ( !afont_private )
     88       return FT_THROW( Invalid_Argument );
     89 
     90     FT_FACE_FIND_SERVICE( face, service, POSTSCRIPT_INFO );
     91 
     92     if ( service && service->ps_get_font_private )
     93       error = service->ps_get_font_private( face, afont_private );
     94     else
     95       error = FT_THROW( Invalid_Argument );
     96 
     97     return error;
     98   }
     99 
    100 
    101   /* documentation is in t1tables.h */
    102 
    103   FT_EXPORT_DEF( FT_Long )
    104   FT_Get_PS_Font_Value( FT_Face       face,
    105                         PS_Dict_Keys  key,
    106                         FT_UInt       idx,
    107                         void         *value,
    108                         FT_Long       value_len )
    109   {
    110     FT_Int             result  = 0;
    111     FT_Service_PsInfo  service = NULL;
    112 
    113 
    114     if ( face )
    115     {
    116       FT_FACE_FIND_SERVICE( face, service, POSTSCRIPT_INFO );
    117 
    118       if ( service && service->ps_get_font_value )
    119         result = service->ps_get_font_value( face, key, idx,
    120                                              value, value_len );
    121     }
    122 
    123     return result;
    124   }
    125 
    126 
    127 /* END */
    128