Beispiel #1
0
  PCF_Face_Init( FT_Stream      stream,
                 PCF_Face       face,
                 FT_Int         face_index,
                 FT_Int         num_params,
                 FT_Parameter*  params )
  {
    FT_Error  error = PCF_Err_Ok;

    FT_UNUSED( num_params );
    FT_UNUSED( params );
    FT_UNUSED( face_index );


    error = pcf_load_font( stream, face );
    if ( error )
    {
      FT_Error  error2;


      /* this didn't work, try gzip support! */
      error2 = FT_Stream_OpenGzip( &face->gzip_stream, stream );
      if ( error2 == PCF_Err_Unimplemented_Feature )
        goto Fail;

      error = error2;
      if ( error )
        goto Fail;

      face->gzip_source = stream;
      face->root.stream = &face->gzip_stream;

      stream = face->root.stream;

      error = pcf_load_font( stream, face );
      if ( error )
        goto Fail;
    }

    /* set-up charmap */
    {
      FT_String  *charset_registry, *charset_encoding;
      FT_Bool     unicode_charmap  = 0;


      charset_registry = face->charset_registry;
      charset_encoding = face->charset_encoding;

      if ( ( charset_registry != NULL ) &&
           ( charset_encoding != NULL ) )
      {
        char*  s = face->charset_registry;


        /* Uh, oh, compare first letters manually to avoid dependency
           on locales. */
        if ( ( s[0] == 'i' || s[0] == 'I' ) &&
             ( s[1] == 's' || s[1] == 'S' ) &&
             ( s[2] == 'o' || s[2] == 'O' ) )
        {
          s += 3;
          if ( !ft_strcmp( s, "10646" )                      ||
               ( !ft_strcmp( s, "8859" ) &&
                 !ft_strcmp( face->charset_encoding, "1" ) ) )
          unicode_charmap = 1;
        }
      }

      {
        FT_CharMapRec  charmap;


        charmap.face        = FT_FACE( face );
        charmap.encoding    = FT_ENCODING_NONE;
        charmap.platform_id = 0;
        charmap.encoding_id = 0;

        if ( unicode_charmap )
        {
          charmap.encoding    = FT_ENCODING_UNICODE;
          charmap.platform_id = 3;
          charmap.encoding_id = 1;
        }

        error = FT_CMap_New( &pcf_cmap_class, NULL, &charmap, NULL );

#if 0
        /* Select default charmap */
        if (face->root.num_charmaps)
          face->root.charmap = face->root.charmaps[0];
#endif
      }
    }

  Exit:
    return error;

  Fail:
    FT_TRACE2(( "[not a valid PCF file]\n" ));
    error = PCF_Err_Unknown_File_Format;  /* error */
    goto Exit;
  }
Beispiel #2
0
  PCF_Face_Init( FT_Stream      stream,
                 FT_Face        pcfface,        /* PCF_Face */
                 FT_Int         face_index,
                 FT_Int         num_params,
                 FT_Parameter*  params )
  {
    PCF_Face  face  = (PCF_Face)pcfface;
    FT_Error  error = PCF_Err_Ok;

    FT_UNUSED( num_params );
    FT_UNUSED( params );
    FT_UNUSED( face_index );


    error = pcf_load_font( stream, face );
    if ( error )
    {
      FT_Error  error2;


      PCF_Face_Done( pcfface );

      /* this didn't work, try gzip support! */
      error2 = FT_Stream_OpenGzip( &face->gzip_stream, stream );
      if ( FT_ERROR_BASE( error2 ) == FT_Err_Unimplemented_Feature )
        goto Fail;

      error = error2;
      if ( error )
#ifdef FT_CONFIG_OPTION_USE_LZW
      {
        FT_Error  error3;


        /* this didn't work, try LZW support! */
        error3 = FT_Stream_OpenLZW( &face->gzip_stream, stream );
        if ( FT_ERROR_BASE( error3 ) == FT_Err_Unimplemented_Feature )
          goto Fail;

        error = error3;
        if ( error )
          goto Fail;

        face->gzip_source = stream;
        pcfface->stream   = &face->gzip_stream;

        stream = pcfface->stream;

        error = pcf_load_font( stream, face );
        if ( error )
          goto Fail;
      }
#else
        goto Fail;
#endif
      else
      {
        face->gzip_source = stream;
        pcfface->stream   = &face->gzip_stream;

        stream = pcfface->stream;

        error = pcf_load_font( stream, face );
        if ( error )
          goto Fail;
      }
    }
  PCF_Face_Init( FT_Stream      stream,
                 PCF_Face       face,
                 FT_Int         face_index,
                 FT_Int         num_params,
                 FT_Parameter*  params )
  {
    FT_Error  error = PCF_Err_Ok;

    FT_UNUSED( num_params );
    FT_UNUSED( params );
    FT_UNUSED( face_index );


    error = pcf_load_font( stream, face );
    if ( error )
      goto Fail;

    /* set-up charmap */
    {
      FT_String  *charset_registry, *charset_encoding;
      FT_Bool     unicode_charmap  = 0;


      charset_registry = face->charset_registry;
      charset_encoding = face->charset_encoding;

      if ( ( charset_registry != NULL ) &&
           ( charset_encoding != NULL ) )
      {
        if ( !ft_strcmp( face->charset_registry, "ISO10646" )     ||
             ( !ft_strcmp( face->charset_registry, "ISO8859" ) &&
               !ft_strcmp( face->charset_encoding, "1" )       )  )
          unicode_charmap = 1;
      }

#ifdef FT_CONFIG_OPTION_USE_CMAPS

      {
        FT_CharMapRec  charmap;


        charmap.face        = FT_FACE( face );
        charmap.encoding    = ft_encoding_none;
        charmap.platform_id = 0;
        charmap.encoding_id = 0;

        if ( unicode_charmap )
        {
          charmap.encoding    = ft_encoding_unicode;
          charmap.platform_id = 3;
          charmap.encoding_id = 1;
        }

        error = FT_CMap_New( &pcf_cmap_class, NULL, &charmap, NULL );

        /* Select default charmap */
        if (face->root.num_charmaps)
          face->root.charmap = face->root.charmaps[0];
      }

#else  /* !FT_CONFIG_OPTION_USE_CMAPS */

      /* XXX: charmaps.  For now, report unicode for Unicode and Latin 1 */
      face->root.charmaps     = &face->charmap_handle;
      face->root.num_charmaps = 1;

      face->charmap.encoding    = ft_encoding_none;
      face->charmap.platform_id = 0;
      face->charmap.encoding_id = 0;

      if ( unicode_charmap )
      {
        face->charmap.encoding    = ft_encoding_unicode;
        face->charmap.platform_id = 3;
        face->charmap.encoding_id = 1;
      }

      face->charmap.face   = &face->root;
      face->charmap_handle = &face->charmap;
      face->root.charmap   = face->charmap_handle;

#endif /* !FT_CONFIG_OPTION_USE_CMAPS */

    }

  Exit:
    return error;

  Fail:
    FT_TRACE2(( "[not a valid PCF file]\n" ));
    error = PCF_Err_Unknown_File_Format;  /* error */
    goto Exit;
  }