diff -r 92af50454cf2 -r 8054d9d775fd misc/libfreetype/src/psaux/t1cmap.c --- a/misc/libfreetype/src/psaux/t1cmap.c Fri Oct 11 11:55:31 2013 +0200 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,341 +0,0 @@ -/***************************************************************************/ -/* */ -/* t1cmap.c */ -/* */ -/* Type 1 character map support (body). */ -/* */ -/* Copyright 2002, 2003, 2006, 2007 by */ -/* David Turner, Robert Wilhelm, and Werner Lemberg. */ -/* */ -/* This file is part of the FreeType project, and may only be used, */ -/* modified, and distributed under the terms of the FreeType project */ -/* license, LICENSE.TXT. By continuing to use, modify, or distribute */ -/* this file you indicate that you have read the license and */ -/* understand and accept it fully. */ -/* */ -/***************************************************************************/ - - -#include "t1cmap.h" - -#include FT_INTERNAL_DEBUG_H - -#include "psauxerr.h" - - - /*************************************************************************/ - /*************************************************************************/ - /***** *****/ - /***** TYPE1 STANDARD (AND EXPERT) ENCODING CMAPS *****/ - /***** *****/ - /*************************************************************************/ - /*************************************************************************/ - - static void - t1_cmap_std_init( T1_CMapStd cmap, - FT_Int is_expert ) - { - T1_Face face = (T1_Face)FT_CMAP_FACE( cmap ); - FT_Service_PsCMaps psnames = (FT_Service_PsCMaps)face->psnames; - - - cmap->num_glyphs = face->type1.num_glyphs; - cmap->glyph_names = (const char* const*)face->type1.glyph_names; - cmap->sid_to_string = psnames->adobe_std_strings; - cmap->code_to_sid = is_expert ? psnames->adobe_expert_encoding - : psnames->adobe_std_encoding; - - FT_ASSERT( cmap->code_to_sid != NULL ); - } - - - FT_CALLBACK_DEF( void ) - t1_cmap_std_done( T1_CMapStd cmap ) - { - cmap->num_glyphs = 0; - cmap->glyph_names = NULL; - cmap->sid_to_string = NULL; - cmap->code_to_sid = NULL; - } - - - FT_CALLBACK_DEF( FT_UInt ) - t1_cmap_std_char_index( T1_CMapStd cmap, - FT_UInt32 char_code ) - { - FT_UInt result = 0; - - - if ( char_code < 256 ) - { - FT_UInt code, n; - const char* glyph_name; - - - /* convert character code to Adobe SID string */ - code = cmap->code_to_sid[char_code]; - glyph_name = cmap->sid_to_string( code ); - - /* look for the corresponding glyph name */ - for ( n = 0; n < cmap->num_glyphs; n++ ) - { - const char* gname = cmap->glyph_names[n]; - - - if ( gname && gname[0] == glyph_name[0] && - ft_strcmp( gname, glyph_name ) == 0 ) - { - result = n; - break; - } - } - } - - return result; - } - - - FT_CALLBACK_DEF( FT_UInt32 ) - t1_cmap_std_char_next( T1_CMapStd cmap, - FT_UInt32 *pchar_code ) - { - FT_UInt result = 0; - FT_UInt32 char_code = *pchar_code + 1; - - - while ( char_code < 256 ) - { - result = t1_cmap_std_char_index( cmap, char_code ); - if ( result != 0 ) - goto Exit; - - char_code++; - } - char_code = 0; - - Exit: - *pchar_code = char_code; - return result; - } - - - FT_CALLBACK_DEF( FT_Error ) - t1_cmap_standard_init( T1_CMapStd cmap ) - { - t1_cmap_std_init( cmap, 0 ); - return 0; - } - - - FT_CALLBACK_TABLE_DEF const FT_CMap_ClassRec - t1_cmap_standard_class_rec = - { - sizeof ( T1_CMapStdRec ), - - (FT_CMap_InitFunc) t1_cmap_standard_init, - (FT_CMap_DoneFunc) t1_cmap_std_done, - (FT_CMap_CharIndexFunc)t1_cmap_std_char_index, - (FT_CMap_CharNextFunc) t1_cmap_std_char_next, - - NULL, NULL, NULL, NULL, NULL - }; - - - FT_CALLBACK_DEF( FT_Error ) - t1_cmap_expert_init( T1_CMapStd cmap ) - { - t1_cmap_std_init( cmap, 1 ); - return 0; - } - - FT_CALLBACK_TABLE_DEF const FT_CMap_ClassRec - t1_cmap_expert_class_rec = - { - sizeof ( T1_CMapStdRec ), - - (FT_CMap_InitFunc) t1_cmap_expert_init, - (FT_CMap_DoneFunc) t1_cmap_std_done, - (FT_CMap_CharIndexFunc)t1_cmap_std_char_index, - (FT_CMap_CharNextFunc) t1_cmap_std_char_next, - - NULL, NULL, NULL, NULL, NULL - }; - - - /*************************************************************************/ - /*************************************************************************/ - /***** *****/ - /***** TYPE1 CUSTOM ENCODING CMAP *****/ - /***** *****/ - /*************************************************************************/ - /*************************************************************************/ - - - FT_CALLBACK_DEF( FT_Error ) - t1_cmap_custom_init( T1_CMapCustom cmap ) - { - T1_Face face = (T1_Face)FT_CMAP_FACE( cmap ); - T1_Encoding encoding = &face->type1.encoding; - - - cmap->first = encoding->code_first; - cmap->count = (FT_UInt)( encoding->code_last - cmap->first ); - cmap->indices = encoding->char_index; - - FT_ASSERT( cmap->indices != NULL ); - FT_ASSERT( encoding->code_first <= encoding->code_last ); - - return 0; - } - - - FT_CALLBACK_DEF( void ) - t1_cmap_custom_done( T1_CMapCustom cmap ) - { - cmap->indices = NULL; - cmap->first = 0; - cmap->count = 0; - } - - - FT_CALLBACK_DEF( FT_UInt ) - t1_cmap_custom_char_index( T1_CMapCustom cmap, - FT_UInt32 char_code ) - { - FT_UInt result = 0; - - - if ( ( char_code >= cmap->first ) && - ( char_code < ( cmap->first + cmap->count ) ) ) - result = cmap->indices[char_code]; - - return result; - } - - - FT_CALLBACK_DEF( FT_UInt32 ) - t1_cmap_custom_char_next( T1_CMapCustom cmap, - FT_UInt32 *pchar_code ) - { - FT_UInt result = 0; - FT_UInt32 char_code = *pchar_code; - - - ++char_code; - - if ( char_code < cmap->first ) - char_code = cmap->first; - - for ( ; char_code < ( cmap->first + cmap->count ); char_code++ ) - { - result = cmap->indices[char_code]; - if ( result != 0 ) - goto Exit; - } - - char_code = 0; - - Exit: - *pchar_code = char_code; - return result; - } - - - FT_CALLBACK_TABLE_DEF const FT_CMap_ClassRec - t1_cmap_custom_class_rec = - { - sizeof ( T1_CMapCustomRec ), - - (FT_CMap_InitFunc) t1_cmap_custom_init, - (FT_CMap_DoneFunc) t1_cmap_custom_done, - (FT_CMap_CharIndexFunc)t1_cmap_custom_char_index, - (FT_CMap_CharNextFunc) t1_cmap_custom_char_next, - - NULL, NULL, NULL, NULL, NULL - }; - - - /*************************************************************************/ - /*************************************************************************/ - /***** *****/ - /***** TYPE1 SYNTHETIC UNICODE ENCODING CMAP *****/ - /***** *****/ - /*************************************************************************/ - /*************************************************************************/ - - FT_CALLBACK_DEF( const char * ) - t1_get_glyph_name( T1_Face face, - FT_UInt idx ) - { - return face->type1.glyph_names[idx]; - } - - - FT_CALLBACK_DEF( FT_Error ) - t1_cmap_unicode_init( PS_Unicodes unicodes ) - { - T1_Face face = (T1_Face)FT_CMAP_FACE( unicodes ); - FT_Memory memory = FT_FACE_MEMORY( face ); - FT_Service_PsCMaps psnames = (FT_Service_PsCMaps)face->psnames; - - - return psnames->unicodes_init( memory, - unicodes, - face->type1.num_glyphs, - (PS_GetGlyphNameFunc)&t1_get_glyph_name, - (PS_FreeGlyphNameFunc)NULL, - (FT_Pointer)face ); - } - - - FT_CALLBACK_DEF( void ) - t1_cmap_unicode_done( PS_Unicodes unicodes ) - { - FT_Face face = FT_CMAP_FACE( unicodes ); - FT_Memory memory = FT_FACE_MEMORY( face ); - - - FT_FREE( unicodes->maps ); - unicodes->num_maps = 0; - } - - - FT_CALLBACK_DEF( FT_UInt ) - t1_cmap_unicode_char_index( PS_Unicodes unicodes, - FT_UInt32 char_code ) - { - T1_Face face = (T1_Face)FT_CMAP_FACE( unicodes ); - FT_Service_PsCMaps psnames = (FT_Service_PsCMaps)face->psnames; - - - return psnames->unicodes_char_index( unicodes, char_code ); - } - - - FT_CALLBACK_DEF( FT_UInt32 ) - t1_cmap_unicode_char_next( PS_Unicodes unicodes, - FT_UInt32 *pchar_code ) - { - T1_Face face = (T1_Face)FT_CMAP_FACE( unicodes ); - FT_Service_PsCMaps psnames = (FT_Service_PsCMaps)face->psnames; - - - return psnames->unicodes_char_next( unicodes, pchar_code ); - } - - - FT_CALLBACK_TABLE_DEF const FT_CMap_ClassRec - t1_cmap_unicode_class_rec = - { - sizeof ( PS_UnicodesRec ), - - (FT_CMap_InitFunc) t1_cmap_unicode_init, - (FT_CMap_DoneFunc) t1_cmap_unicode_done, - (FT_CMap_CharIndexFunc)t1_cmap_unicode_char_index, - (FT_CMap_CharNextFunc) t1_cmap_unicode_char_next, - - NULL, NULL, NULL, NULL, NULL - }; - - -/* END */