diff options
Diffstat (limited to 'nx-X11/extras/freetype2/src/psaux/t1cmap.c')
-rw-r--r-- | nx-X11/extras/freetype2/src/psaux/t1cmap.c | 456 |
1 files changed, 0 insertions, 456 deletions
diff --git a/nx-X11/extras/freetype2/src/psaux/t1cmap.c b/nx-X11/extras/freetype2/src/psaux/t1cmap.c deleted file mode 100644 index dcd99be49..000000000 --- a/nx-X11/extras/freetype2/src/psaux/t1cmap.c +++ /dev/null @@ -1,456 +0,0 @@ -/***************************************************************************/ -/* */ -/* t1cmap.c */ -/* */ -/* Type 1 character map support (body). */ -/* */ -/* Copyright 2002, 2003 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_UInt ) - 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 - }; - - - 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 - }; - - - /*************************************************************************/ - /*************************************************************************/ - /***** *****/ - /***** 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 + 1 ); - 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_UInt ) - 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 - }; - - - /*************************************************************************/ - /*************************************************************************/ - /***** *****/ - /***** TYPE1 SYNTHETIC UNICODE ENCODING CMAP *****/ - /***** *****/ - /*************************************************************************/ - /*************************************************************************/ - - FT_CALLBACK_DEF( FT_Int ) - t1_cmap_uni_pair_compare( const void* pair1, - const void* pair2 ) - { - FT_UInt32 u1 = ((T1_CMapUniPair)pair1)->unicode; - FT_UInt32 u2 = ((T1_CMapUniPair)pair2)->unicode; - - - if ( u1 < u2 ) - return -1; - - if ( u1 > u2 ) - return +1; - - return 0; - } - - - FT_CALLBACK_DEF( FT_Error ) - t1_cmap_unicode_init( T1_CMapUnicode cmap ) - { - FT_Error error; - FT_UInt count; - T1_Face face = (T1_Face)FT_CMAP_FACE( cmap ); - FT_Memory memory = FT_FACE_MEMORY( face ); - FT_Service_PsCMaps psnames = (FT_Service_PsCMaps)face->psnames; - - - cmap->num_pairs = 0; - cmap->pairs = NULL; - - count = face->type1.num_glyphs; - - if ( !FT_NEW_ARRAY( cmap->pairs, count ) ) - { - FT_UInt n, new_count; - T1_CMapUniPair pair; - FT_UInt32 uni_code; - - - pair = cmap->pairs; - for ( n = 0; n < count; n++ ) - { - const char* gname = face->type1.glyph_names[n]; - - - /* build unsorted pair table by matching glyph names */ - if ( gname ) - { - uni_code = psnames->unicode_value( gname ); - - if ( uni_code != 0 ) - { - pair->unicode = uni_code; - pair->gindex = n; - pair++; - } - } - } - - new_count = (FT_UInt)( pair - cmap->pairs ); - if ( new_count == 0 ) - { - /* there are no unicode characters in here! */ - FT_FREE( cmap->pairs ); - error = PSaux_Err_Invalid_Argument; - } - else - { - /* re-allocate if the new array is much smaller than the original */ - /* one */ - if ( new_count != count && new_count < count / 2 ) - { - (void)FT_RENEW_ARRAY( cmap->pairs, count, new_count ); - error = 0; - } - - /* sort the pairs table to allow efficient binary searches */ - ft_qsort( cmap->pairs, - new_count, - sizeof ( T1_CMapUniPairRec ), - t1_cmap_uni_pair_compare ); - - cmap->num_pairs = new_count; - } - } - - return error; - } - - - FT_CALLBACK_DEF( void ) - t1_cmap_unicode_done( T1_CMapUnicode cmap ) - { - FT_Face face = FT_CMAP_FACE(cmap); - FT_Memory memory = FT_FACE_MEMORY(face); - - FT_FREE( cmap->pairs ); - cmap->num_pairs = 0; - } - - - FT_CALLBACK_DEF( FT_UInt ) - t1_cmap_unicode_char_index( T1_CMapUnicode cmap, - FT_UInt32 char_code ) - { - FT_UInt min = 0; - FT_UInt max = cmap->num_pairs; - FT_UInt mid; - T1_CMapUniPair pair; - - - while ( min < max ) - { - mid = min + ( max - min ) / 2; - pair = cmap->pairs + mid; - - if ( pair->unicode == char_code ) - return pair->gindex; - - if ( pair->unicode < char_code ) - min = mid + 1; - else - max = mid; - } - return 0; - } - - - FT_CALLBACK_DEF( FT_UInt ) - t1_cmap_unicode_char_next( T1_CMapUnicode cmap, - FT_UInt32 *pchar_code ) - { - FT_UInt result = 0; - FT_UInt32 char_code = *pchar_code + 1; - - - Restart: - { - FT_UInt min = 0; - FT_UInt max = cmap->num_pairs; - FT_UInt mid; - T1_CMapUniPair pair; - - - while ( min < max ) - { - mid = min + ( ( max - min ) >> 1 ); - pair = cmap->pairs + mid; - - if ( pair->unicode == char_code ) - { - result = pair->gindex; - if ( result != 0 ) - goto Exit; - - char_code++; - goto Restart; - } - - if ( pair->unicode < char_code ) - min = mid+1; - else - max = mid; - } - - /* we didn't find it, but we have a pair just above it */ - char_code = 0; - - if ( min < cmap->num_pairs ) - { - pair = cmap->pairs + min; - result = pair->gindex; - if ( result != 0 ) - char_code = pair->unicode; - } - } - - Exit: - *pchar_code = char_code; - return result; - } - - - FT_CALLBACK_TABLE_DEF const FT_CMap_ClassRec - t1_cmap_unicode_class_rec = - { - sizeof ( T1_CMapUnicodeRec ), - - (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 - }; - - -/* END */ |