diff options
Diffstat (limited to 'src/cff/cffdrivr.c')
| -rw-r--r-- | src/cff/cffdrivr.c | 110 |
1 files changed, 91 insertions, 19 deletions
diff --git a/src/cff/cffdrivr.c b/src/cff/cffdrivr.c index 68de8dc..3dd86f2 100644 --- a/src/cff/cffdrivr.c +++ b/src/cff/cffdrivr.c @@ -4,7 +4,7 @@ /* */ /* OpenType font driver implementation (body). */ /* */ -/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007 by */ +/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -38,6 +38,7 @@ #include FT_SERVICE_XFREE86_NAME_H #include FT_SERVICE_GLYPH_DICT_H + /*************************************************************************/ /* */ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */ @@ -186,36 +187,39 @@ } - FT_CALLBACK_DEF(FT_Error) - cff_get_advances( FT_Face ftface, + FT_CALLBACK_DEF( FT_Error ) + cff_get_advances( FT_Face face, FT_UInt start, FT_UInt count, - FT_UInt flags, + FT_Int32 flags, FT_Fixed* advances ) { - CFF_Face face = (CFF_Face) ftface; FT_UInt nn; - FT_Error error = 0; - FT_GlyphSlot slot = face->root.glyph; + FT_Error error = CFF_Err_Ok; + FT_GlyphSlot slot = face->glyph; + flags |= FT_LOAD_ADVANCE_ONLY; - for (nn = 0; nn < count; nn++) + for ( nn = 0; nn < count; nn++ ) { - error = Load_Glyph( slot, face->root.size, start+nn, flags ); - if (error) break; + error = Load_Glyph( slot, face->size, start + nn, flags ); + if ( error ) + break; - advances[nn] = (flags & FT_LOAD_VERTICAL_LAYOUT) - ? slot->advance.y - : slot->advance.x; + advances[nn] = ( flags & FT_LOAD_VERTICAL_LAYOUT ) + ? slot->linearVertAdvance + : slot->linearHoriAdvance; } + return error; } - /* - * GLYPH DICT SERVICE - * - */ + + /* + * GLYPH DICT SERVICE + * + */ static FT_Error cff_get_glyph_name( CFF_Face face, @@ -366,7 +370,8 @@ cff->font_info = font_info; } - *afont_info = *cff->font_info; + if ( cff ) + *afont_info = *cff->font_info; Fail: return error; @@ -376,6 +381,7 @@ static const FT_Service_PsInfoRec cff_service_ps_info = { (PS_GetFontInfoFunc) cff_ps_get_font_info, + (PS_GetFontExtraFunc) NULL, (PS_HasGlyphNamesFunc) cff_ps_has_glyph_names, (PS_GetFontPrivateFunc)NULL /* unsupported with CFF fonts */ }; @@ -421,6 +427,7 @@ cmap_info->language = 0; + cmap_info->format = 0; if ( cmap->clazz != &cff_cmap_encoding_class_rec && cmap->clazz != &cff_cmap_unicode_class_rec ) @@ -500,9 +507,74 @@ } + static FT_Error + cff_get_is_cid( CFF_Face face, + FT_Bool *is_cid ) + { + FT_Error error = CFF_Err_Ok; + CFF_Font cff = (CFF_Font)face->extra.data; + + + *is_cid = 0; + + if ( cff ) + { + CFF_FontRecDict dict = &cff->top_font.font_dict; + + + if ( dict->cid_registry != 0xFFFFU ) + *is_cid = 1; + } + + return error; + } + + + static FT_Error + cff_get_cid_from_glyph_index( CFF_Face face, + FT_UInt glyph_index, + FT_UInt *cid ) + { + FT_Error error = CFF_Err_Ok; + CFF_Font cff; + + + cff = (CFF_Font)face->extra.data; + + if ( cff ) + { + FT_UInt c; + CFF_FontRecDict dict = &cff->top_font.font_dict; + + + if ( dict->cid_registry == 0xFFFFU ) + { + error = CFF_Err_Invalid_Argument; + goto Fail; + } + + if ( glyph_index > cff->num_glyphs ) + { + error = CFF_Err_Invalid_Argument; + goto Fail; + } + + c = cff->charset.sids[glyph_index]; + + if ( cid ) + *cid = c; + } + + Fail: + return error; + } + + static const FT_Service_CIDRec cff_service_cid_info = { - (FT_CID_GetRegistryOrderingSupplementFunc)cff_get_ros + (FT_CID_GetRegistryOrderingSupplementFunc)cff_get_ros, + (FT_CID_GetIsInternallyCIDKeyedFunc) cff_get_is_cid, + (FT_CID_GetCIDFromGlyphIndexFunc) cff_get_cid_from_glyph_index }; |