From 47ed6413ce8f2586b8d542dc46055e075a47022e Mon Sep 17 00:00:00 2001 From: marha Date: Fri, 6 Aug 2010 10:14:25 +0000 Subject: Updated to freetype 2.4.1 --- freetype/src/cff/cffobjs.c | 134 +++++++++++++++++++++++++++++---------------- 1 file changed, 87 insertions(+), 47 deletions(-) (limited to 'freetype/src/cff/cffobjs.c') diff --git a/freetype/src/cff/cffobjs.c b/freetype/src/cff/cffobjs.c index bd56c4ba1..f8b07c356 100644 --- a/freetype/src/cff/cffobjs.c +++ b/freetype/src/cff/cffobjs.c @@ -4,7 +4,8 @@ /* */ /* OpenType objects manager (body). */ /* */ -/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 by */ +/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, */ +/* 2010 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -24,8 +25,6 @@ #include FT_TRUETYPE_IDS_H #include FT_TRUETYPE_TAGS_H #include FT_INTERNAL_SFNT_H -#include FT_SERVICE_POSTSCRIPT_CMAPS_H -#include FT_INTERNAL_POSTSCRIPT_HINTS_H #include "cffobjs.h" #include "cffload.h" #include "cffcmap.h" @@ -58,7 +57,7 @@ { CFF_Face face = (CFF_Face)size->root.face; CFF_Font font = (CFF_Font)face->extra.data; - PSHinter_Service pshinter = (PSHinter_Service)font->pshinter; + PSHinter_Service pshinter = font->pshinter; FT_Module module; @@ -349,7 +348,7 @@ { CFF_Face face = (CFF_Face)slot->face; CFF_Font font = (CFF_Font)face->extra.data; - PSHinter_Service pshinter = (PSHinter_Service)font->pshinter; + PSHinter_Service pshinter = font->pshinter; if ( pshinter ) @@ -395,6 +394,41 @@ } + /* Strip all subset prefixes of the form `ABCDEF+'. Usually, there */ + /* is only one, but font names like `APCOOG+JFABTD+FuturaBQ-Bold' */ + /* have been seen in the wild. */ + + static void + remove_subset_prefix( FT_String* name ) + { + FT_Int32 idx = 0; + FT_Int32 length = strlen( name ) + 1; + FT_Bool continue_search = 1; + + + while ( continue_search ) + { + if ( length >= 7 && name[6] == '+' ) + { + for ( idx = 0; idx < 6; idx++ ) + { + /* ASCII uppercase letters */ + if ( !( 'A' <= name[idx] && name[idx] <= 'Z' ) ) + continue_search = 0; + } + + if ( continue_search ) + { + for ( idx = 7; idx < length; idx++ ) + name[idx - 7] = name[idx]; + } + } + else + continue_search = 0; + } + } + + FT_LOCAL_DEF( FT_Error ) cff_face_init( FT_Stream stream, FT_Face cffface, /* CFF_Face */ @@ -412,14 +446,6 @@ FT_Library library = cffface->driver->root.library; -#if 0 - FT_FACE_FIND_GLOBAL_SERVICE( face, sfnt, SFNT ); - FT_FACE_FIND_GLOBAL_SERVICE( face, psnames, POSTSCRIPT_NAMES ); - FT_FACE_FIND_GLOBAL_SERVICE( face, pshinter, POSTSCRIPT_HINTER ); - - if ( !sfnt ) - goto Bad_Format; -#else sfnt = (SFNT_Service)FT_Get_Module_Interface( library, "sfnt" ); if ( !sfnt ) @@ -429,7 +455,6 @@ pshinter = (PSHinter_Service)FT_Get_Module_Interface( library, "pshinter" ); -#endif /* create input stream from resource */ if ( FT_STREAM_SEEK( 0 ) ) @@ -514,7 +539,7 @@ goto Exit; cff->pshinter = pshinter; - cff->psnames = (void*)psnames; + cff->psnames = psnames; cffface->face_index = face_index; @@ -678,24 +703,22 @@ (FT_Short)( dict->underline_thickness >> 16 ); /* retrieve font family & style name */ - cffface->family_name = cff_index_get_name( &cff->name_index, - face_index ); - + cffface->family_name = cff_index_get_name( cff, face_index ); if ( cffface->family_name ) { - char* full = cff_index_get_sid_string( &cff->string_index, - dict->full_name, - psnames ); + char* full = cff_index_get_sid_string( cff, + dict->full_name ); char* fullp = full; char* family = cffface->family_name; - char* family_name = 0; + char* family_name = NULL; + remove_subset_prefix( cffface->family_name ); + if ( dict->family_name ) { - family_name = cff_index_get_sid_string( &cff->string_index, - dict->family_name, - psnames); + family_name = cff_index_get_sid_string( cff, + dict->family_name ); if ( family_name ) family = family_name; } @@ -738,23 +761,18 @@ } break; } - - if ( family_name ) - FT_FREE( family_name ); - FT_FREE( full ); } } else { char *cid_font_name = - cff_index_get_sid_string( &cff->string_index, - dict->cid_font_name, - psnames ); + cff_index_get_sid_string( cff, + dict->cid_font_name ); /* do we have a `/FontName' for a CID-keyed font? */ if ( cid_font_name ) - cffface->family_name = cid_font_name; + cffface->family_name = cff_strcpy( memory, cid_font_name ); } if ( style_name ) @@ -797,16 +815,14 @@ flags |= FT_STYLE_FLAG_ITALIC; { - char *weight = cff_index_get_sid_string( &cff->string_index, - dict->weight, - psnames ); + char *weight = cff_index_get_sid_string( cff, + dict->weight ); if ( weight ) if ( !ft_strcmp( weight, "Bold" ) || !ft_strcmp( weight, "Black" ) ) flags |= FT_STYLE_FLAG_BOLD; - FT_FREE( weight ); } /* double check */ @@ -849,13 +865,14 @@ { cmap = cffface->charmaps[nn]; - /* Windows Unicode (3,1)? */ - if ( cmap->platform_id == 3 && cmap->encoding_id == 1 ) + /* Windows Unicode? */ + if ( cmap->platform_id == TT_PLATFORM_MICROSOFT && + cmap->encoding_id == TT_MS_ID_UNICODE_CS ) goto Skip_Unicode; - /* Deprecated Unicode platform id? */ - if ( cmap->platform_id == 0 ) - goto Skip_Unicode; /* Standard Unicode (deprecated) */ + /* Apple Unicode platform id? */ + if ( cmap->platform_id == TT_PLATFORM_APPLE_UNICODE ) + goto Skip_Unicode; /* Apple Unicode */ } /* since CID-keyed fonts don't contain glyph names, we can't */ @@ -863,28 +880,51 @@ if ( pure_cff && cff->top_font.font_dict.cid_registry != 0xFFFFU ) goto Exit; +#ifdef FT_MAX_CHARMAP_CACHEABLE + if ( nn + 1 > FT_MAX_CHARMAP_CACHEABLE ) + { + FT_ERROR(( "cff_face_init: no Unicode cmap is found, " + "and too many subtables (%d) to add synthesized cmap\n", + nn )); + goto Exit; + } +#endif + /* we didn't find a Unicode charmap -- synthesize one */ cmaprec.face = cffface; - cmaprec.platform_id = 3; - cmaprec.encoding_id = 1; + cmaprec.platform_id = TT_PLATFORM_MICROSOFT; + cmaprec.encoding_id = TT_MS_ID_UNICODE_CS; cmaprec.encoding = FT_ENCODING_UNICODE; nn = (FT_UInt)cffface->num_charmaps; - FT_CMap_New( &FT_CFF_CMAP_UNICODE_CLASS_REC_GET, NULL, &cmaprec, NULL ); + error = FT_CMap_New( &FT_CFF_CMAP_UNICODE_CLASS_REC_GET, NULL, + &cmaprec, NULL ); + if ( error && FT_Err_No_Unicode_Glyph_Name != error ) + goto Exit; + error = FT_Err_Ok; /* if no Unicode charmap was previously selected, select this one */ if ( cffface->charmap == NULL && nn != (FT_UInt)cffface->num_charmaps ) cffface->charmap = cffface->charmaps[nn]; Skip_Unicode: +#ifdef FT_MAX_CHARMAP_CACHEABLE + if ( nn > FT_MAX_CHARMAP_CACHEABLE ) + { + FT_ERROR(( "cff_face_init: Unicode cmap is found, " + "but too many preceding subtables (%d) to access\n", + nn - 1 )); + goto Exit; + } +#endif if ( encoding->count > 0 ) { FT_CMap_Class clazz; cmaprec.face = cffface; - cmaprec.platform_id = 7; /* Adobe platform id */ + cmaprec.platform_id = TT_PLATFORM_ADOBE; /* Adobe platform id */ if ( encoding->offset == 0 ) { @@ -905,7 +945,7 @@ clazz = &FT_CFF_CMAP_ENCODING_CLASS_REC_GET; } - FT_CMap_New( clazz, NULL, &cmaprec, NULL ); + error = FT_CMap_New( clazz, NULL, &cmaprec, NULL ); } } } -- cgit v1.2.3