X-Git-Url: https://git.wh0rd.org/?a=blobdiff_plain;f=src%2Ffcfreetype.c;h=56ee380cd649c7894c99a175803df6e2e2b59778;hb=621f3113124ec3b204cd2fa93c859e5ba749a916;hp=0bc52d121f621548517061202ff084096418ef7e;hpb=3074a73b418b40135d4a4f4e0713fcf987d34795;p=fontconfig.git diff --git a/src/fcfreetype.c b/src/fcfreetype.c index 0bc52d1..56ee380 100644 --- a/src/fcfreetype.c +++ b/src/fcfreetype.c @@ -7,9 +7,9 @@ * documentation for any purpose is hereby granted without fee, provided that * the above copyright notice appear in all copies and that both that * copyright notice and this permission notice appear in supporting - * documentation, and that the name of Keith Packard not be used in + * documentation, and that the name of the author(s) not be used in * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Keith Packard makes no + * specific, written prior permission. The authors make no * representations about the suitability of this software for any purpose. It * is provided "as is" without express or implied warranty. * @@ -115,18 +115,19 @@ typedef struct { #define FC_ENCODING_MAC_ROMAN "MACINTOSH" static const FcFtEncoding fcFtEncoding[] = { - { TT_PLATFORM_APPLE_UNICODE, TT_ENCODING_DONT_CARE, "UCS-2BE" }, + { TT_PLATFORM_APPLE_UNICODE, TT_ENCODING_DONT_CARE, "UTF-16BE" }, { TT_PLATFORM_MACINTOSH, TT_MAC_ID_ROMAN, "MACINTOSH" }, { TT_PLATFORM_MACINTOSH, TT_MAC_ID_JAPANESE, "SJIS" }, + { TT_PLATFORM_MICROSOFT, TT_MS_ID_SYMBOL_CS, "UTF-16BE" }, { TT_PLATFORM_MICROSOFT, TT_MS_ID_UNICODE_CS, "UTF-16BE" }, { TT_PLATFORM_MICROSOFT, TT_MS_ID_SJIS, "SJIS-WIN" }, { TT_PLATFORM_MICROSOFT, TT_MS_ID_GB2312, "GB2312" }, { TT_PLATFORM_MICROSOFT, TT_MS_ID_BIG_5, "BIG-5" }, { TT_PLATFORM_MICROSOFT, TT_MS_ID_WANSUNG, "Wansung" }, { TT_PLATFORM_MICROSOFT, TT_MS_ID_JOHAB, "Johab" }, - { TT_PLATFORM_MICROSOFT, TT_MS_ID_UCS_4, "UCS4" }, + { TT_PLATFORM_MICROSOFT, TT_MS_ID_UCS_4, "UTF-16BE" }, { TT_PLATFORM_ISO, TT_ISO_ID_7BIT_ASCII, "ASCII" }, - { TT_PLATFORM_ISO, TT_ISO_ID_10646, "UCS-2BE" }, + { TT_PLATFORM_ISO, TT_ISO_ID_10646, "UTF-16BE" }, { TT_PLATFORM_ISO, TT_ISO_ID_8859_1, "ISO-8859-1" }, }; @@ -251,14 +252,14 @@ static const FcFtLanguage fcFtLanguage[] = { { TT_PLATFORM_MACINTOSH, TT_MAC_LANGID_DZONGKHA, "dz" }, { TT_PLATFORM_MACINTOSH, TT_MAC_LANGID_JAVANESE, "jw" }, { TT_PLATFORM_MACINTOSH, TT_MAC_LANGID_SUNDANESE, "su" }, - + #if 0 /* these seem to be errors that have been dropped */ { TT_PLATFORM_MACINTOSH, TT_MAC_LANGID_SCOTTISH_GAELIC }, { TT_PLATFORM_MACINTOSH, TT_MAC_LANGID_IRISH_GAELIC }, #endif - + /* The following codes are new as of 2000-03-10 */ { TT_PLATFORM_MACINTOSH, TT_MAC_LANGID_GALICIAN, "gl" }, { TT_PLATFORM_MACINTOSH, TT_MAC_LANGID_AFRIKAANS, "af" }, @@ -494,7 +495,7 @@ static const FcFtLanguage fcFtLanguage[] = { { TT_PLATFORM_MICROSOFT, TT_MS_LANGID_PASHTO_AFGHANISTAN, "ps" }, { TT_PLATFORM_MICROSOFT, TT_MS_LANGID_FILIPINO_PHILIPPINES, "phi" }, { TT_PLATFORM_MICROSOFT, TT_MS_LANGID_DHIVEHI_MALDIVES, "div" }, - + { TT_PLATFORM_MICROSOFT, TT_MS_LANGID_OROMO_ETHIOPIA, "om" }, { TT_PLATFORM_MICROSOFT, TT_MS_LANGID_TIGRIGNA_ETHIOPIA, "ti" }, { TT_PLATFORM_MICROSOFT, TT_MS_LANGID_TIGRIGNA_ERYTHREA, "ti" }, @@ -743,7 +744,7 @@ FcSfntNameTranscode (FT_SfntName *sname) while (in_bytes_left) { - size_t did = iconv (cd, + size_t did = iconv (cd, &inbuf, &in_bytes_left, &outbuf, &out_bytes_left); if (did == (size_t) (-1)) @@ -785,7 +786,7 @@ FcSfntNameLanguage (FT_SfntName *sname) { language_id = TT_MAC_LANGID_JAPANESE; } - + for (i = 0; i < NUM_FC_FT_LANGUAGE; i++) if (fcFtLanguage[i].platform_id == platform_id && (fcFtLanguage[i].language_id == TT_LANGUAGE_DONT_CARE || @@ -870,7 +871,7 @@ FcVendorMatch(const FT_Char vendor[4], const FT_Char *vendor_string) { /* vendor is not necessarily NUL-terminated. */ int i, len; - + len = strlen((char *) vendor_string); if (memcmp(vendor, vendor_string, len) != 0) return FcFalse; @@ -926,7 +927,7 @@ static const FcChar8 * FcVendorFoundry(const FT_Char vendor[4]) { int i; - + if (vendor) for(i = 0; i < NUM_VENDOR_FOUNDRIES; i++) if (FcVendorMatch (vendor, FcVendorFoundries[i].vendor)) @@ -1091,10 +1092,16 @@ static const FT_UShort platform_order[] = { #define NUM_PLATFORM_ORDER (sizeof (platform_order) / sizeof (platform_order[0])) static const FT_UShort nameid_order[] = { +#ifdef TT_NAME_ID_WWS_FAMILY + TT_NAME_ID_WWS_FAMILY, +#endif TT_NAME_ID_PREFERRED_FAMILY, TT_NAME_ID_FONT_FAMILY, TT_NAME_ID_MAC_FULL_NAME, TT_NAME_ID_FULL_NAME, +#ifdef TT_NAME_ID_WWS_SUBFAMILY + TT_NAME_ID_WWS_SUBFAMILY, +#endif TT_NAME_ID_PREFERRED_SUBFAMILY, TT_NAME_ID_FONT_SUBFAMILY, TT_NAME_ID_TRADEMARK, @@ -1133,7 +1140,7 @@ FcFreeTypeQueryFace (const FT_Face face, const FcChar8 *exclusiveLang = 0; FT_SfntName sname; FT_UInt snamei, snamec; - + int nfamily = 0; int nfamily_lang = 0; int nstyle = 0; @@ -1145,7 +1152,7 @@ FcFreeTypeQueryFace (const FT_Face face, FcChar8 *style = 0; int st; - + pat = FcPatternCreate (); if (!pat) goto bail0; @@ -1171,7 +1178,7 @@ FcFreeTypeQueryFace (const FT_Face face, * the Postscript FontInfo dictionary. Finally, the * BDF properties will queried. */ - + if (os2 && os2->version >= 0x0001 && os2->version != 0xffff) foundry = FcVendorFoundry(os2->achVendID); @@ -1236,9 +1243,12 @@ FcFreeTypeQueryFace (const FT_Face face, continue; switch (sname.name_id) { +#ifdef TT_NAME_ID_WWS_FAMILY + case TT_NAME_ID_WWS_FAMILY: +#endif case TT_NAME_ID_PREFERRED_FAMILY: case TT_NAME_ID_FONT_FAMILY: -#if 0 +#if 0 case TT_NAME_ID_PS_NAME: case TT_NAME_ID_UNIQUE_ID: #endif @@ -1266,6 +1276,9 @@ FcFreeTypeQueryFace (const FT_Face face, np = &nfullname; nlangp = &nfullname_lang; break; +#ifdef TT_NAME_ID_WWS_SUBFAMILY + case TT_NAME_ID_WWS_SUBFAMILY: +#endif case TT_NAME_ID_PREFERRED_SUBFAMILY: case TT_NAME_ID_FONT_SUBFAMILY: if (FcDebug () & FC_DBG_SCANV) @@ -1322,7 +1335,7 @@ FcFreeTypeQueryFace (const FT_Face face, } } - if (!nfamily && face->family_name && + if (!nfamily && face->family_name && FcStrCmpIgnoreBlanksAndCase ((FcChar8 *) face->family_name, (FcChar8 *) "") != 0) { if (FcDebug () & FC_DBG_SCANV) @@ -1331,7 +1344,7 @@ FcFreeTypeQueryFace (const FT_Face face, goto bail1; ++nfamily; } - + if (!nstyle && face->style_name && FcStrCmpIgnoreBlanksAndCase ((FcChar8 *) face->style_name, (FcChar8 *) "") != 0) { @@ -1341,7 +1354,7 @@ FcFreeTypeQueryFace (const FT_Face face, goto bail1; ++nstyle; } - + if (!nfamily) { FcChar8 *start, *end; @@ -1420,7 +1433,7 @@ FcFreeTypeQueryFace (const FT_Face face, } if (bits & (1 << bit)) { - /* + /* * If the font advertises support for multiple * "exclusive" languages, then include support * for any language found to have coverage @@ -1492,7 +1505,7 @@ FcFreeTypeQueryFace (const FT_Face face, * Type 1: Check for FontInfo dictionary information * Code from g2@magestudios.net (Gerard Escalante) */ - + #if HAVE_FT_GET_PS_FONT_INFO if (FT_Get_PS_Font_Info(face, &psfontinfo) == 0) { @@ -1503,23 +1516,23 @@ FcFreeTypeQueryFace (const FT_Face face, printf ("\tType1 weight %s maps to %d\n", psfontinfo.weight, weight); } - + #if 0 - /* + /* * Don't bother with italic_angle; FreeType already extracts that * information for us and sticks it into style_flags */ if (psfontinfo.italic_angle) - slant = FC_SLANT_ITALIC; + slant = FC_SLANT_ITALIC; else - slant = FC_SLANT_ROMAN; + slant = FC_SLANT_ROMAN; #endif if(!foundry) foundry = FcNoticeFoundry(psfontinfo.notice); } #endif /* HAVE_FT_GET_PS_FONT_INFO */ - + #if HAVE_FT_GET_BDF_PROPERTY /* * Finally, look for a FOUNDRY BDF property if no other @@ -1541,7 +1554,7 @@ FcFreeTypeQueryFace (const FT_Face face, prop.type == BDF_PROPERTY_TYPE_CARDINAL)) { FT_Int32 value; - + if (prop.type == BDF_PROPERTY_TYPE_INTEGER) value = prop.u.integer; else @@ -1662,7 +1675,7 @@ FcFreeTypeQueryFace (const FT_Face face, /* * Skip over PCF fonts that have no encoded characters; they're * usually just Unicode fonts transcoded to some legacy encoding - * ftglue.c forces us to approximate whether a font is a PCF font + * FT forces us to approximate whether a font is a PCF font * or not by whether it has any BDF properties. Try PIXEL_SIZE; * I don't know how to get a list of BDF properties on the font. -PL */ @@ -1718,7 +1731,7 @@ FcFreeTypeQueryFace (const FT_Face face, * Drop our reference to the charset */ FcCharSetDestroy (cs); - + return pat; bail2: @@ -1738,10 +1751,10 @@ FcFreeTypeQuery(const FcChar8 *file, FT_Face face; FT_Library ftLibrary; FcPattern *pat = NULL; - + if (FT_Init_FreeType (&ftLibrary)) return NULL; - + if (FT_New_Face (ftLibrary, (char *) file, id, &face)) goto bail; @@ -2213,7 +2226,7 @@ static const FcCharMap AdobeSymbol = { AdobeSymbolEnt, sizeof (AdobeSymbolEnt) / sizeof (AdobeSymbolEnt[0]), }; - + static const FcFontDecode fcFontDecoders[] = { { ft_encoding_unicode, 0, (1 << 21) - 1 }, { ft_encoding_symbol, &AdobeSymbol, (1 << 16) - 1 }, @@ -2298,7 +2311,7 @@ static FcBool FcFreeTypeUseNames (FT_Face face) { FT_Int map; - + if (!FT_Has_PS_Glyph_Names (face)) return FcFalse; for (map = 0; map < face->num_charmaps; map++) @@ -2314,11 +2327,11 @@ FcUcs4ToGlyphName (FcChar32 ucs4) int r = 0; FcGlyphId gn; - while ((gn = ucs_to_name[i]) != -1) + while ((gn = _fc_ucs_to_name[i]) != -1) { - if (glyphs[gn].ucs == ucs4) - return glyphs[gn].name; - if (!r) + if (_fc_glyph_names[gn].ucs == ucs4) + return _fc_glyph_names[gn].name; + if (!r) { r = (int) (ucs4 % FC_GLYPHNAME_REHASH); if (!r) @@ -2339,11 +2352,11 @@ FcGlyphNameToUcs4 (FcChar8 *name) int r = 0; FcGlyphId gn; - while ((gn = name_to_ucs[i]) != -1) + while ((gn = _fc_name_to_ucs[i]) != -1) { - if (!strcmp ((char *) name, (char *) glyphs[gn].name)) - return glyphs[gn].ucs; - if (!r) + if (!strcmp ((char *) name, (char *) _fc_glyph_names[gn].name)) + return _fc_glyph_names[gn].ucs; + if (!r) { r = (int) (h % FC_GLYPHNAME_REHASH); if (!r) @@ -2466,14 +2479,14 @@ FcFreeTypeCharIndex (FT_Face face, FcChar32 ucs4) } static FcBool -FcFreeTypeCheckGlyph (FT_Face face, FcChar32 ucs4, +FcFreeTypeCheckGlyph (FT_Face face, FcChar32 ucs4, FT_UInt glyph, FcBlanks *blanks, FT_Pos *advance, FcBool using_strike) { FT_Int load_flags = FT_LOAD_IGNORE_GLOBAL_ADVANCE_WIDTH | FT_LOAD_NO_SCALE | FT_LOAD_NO_HINTING; FT_GlyphSlot slot; - + if (using_strike) load_flags &= ~FT_LOAD_NO_SCALE; @@ -2486,14 +2499,14 @@ FcFreeTypeCheckGlyph (FT_Face face, FcChar32 ucs4, */ if (face->face_flags & FT_FACE_FLAG_SCALABLE) load_flags |= FT_LOAD_NO_BITMAP; - + if (FT_Load_Glyph (face, glyph, load_flags)) return FcFalse; - + slot = face->glyph; if (!glyph) return FcFalse; - + *advance = slot->metrics.horiAdvance; switch (slot->format) { @@ -2525,9 +2538,6 @@ FcFreeTypeCheckGlyph (FT_Face face, FcChar32 ucs4, return FcFalse; } -#define FC_MIN(a,b) ((a) < (b) ? (a) : (b)) -#define FC_MAX(a,b) ((a) > (b) ? (a) : (b)) -#define FC_ABS(a) ((a) < 0 ? -(a) : (a)) #define APPROXIMATELY_EQUAL(x,y) (FC_ABS ((x) - (y)) <= FC_MAX (FC_ABS (x), FC_ABS (y)) / 33) static FcCharSet * @@ -2550,7 +2560,7 @@ FcFreeTypeCharSetAndSpacingForSize (FT_Face face, FcBlanks *blanks, int *spacing fcs = FcCharSetCreate (); if (!fcs) goto bail0; - + #if HAVE_FT_SELECT_SIZE if (strike_index >= 0) { if (FT_Select_Size (face, strike_index) != FT_Err_Ok) @@ -2577,10 +2587,10 @@ FcFreeTypeCharSetAndSpacingForSize (FT_Face face, FcBlanks *blanks, int *spacing { ucs4 = map->ent[i].bmp; glyph = FT_Get_Char_Index (face, map->ent[i].encode); - if (glyph && + if (glyph && FcFreeTypeCheckGlyph (face, ucs4, glyph, blanks, &advance, using_strike)) { - /* + /* * ignore glyphs with zero advance. They’re * combining characters, and while their behaviour * isn’t well defined for monospaced applications in @@ -2692,7 +2702,7 @@ FcFreeTypeCharSetAndSpacingForSize (FT_Face face, FcBlanks *blanks, int *spacing if (FT_Get_Glyph_Name (face, glyph, name_buf, FC_GLYPHNAME_BUFLEN+1) == 0) { ucs4 = FcGlyphNameToUcs4 (name_buf); - if (ucs4 != 0xffff && + if (ucs4 != 0xffff && FcFreeTypeCheckGlyph (face, ucs4, glyph, blanks, &advance, using_strike)) { if (advance) @@ -2762,13 +2772,13 @@ FcCharSet * FcFreeTypeCharSetAndSpacing (FT_Face face, FcBlanks *blanks, int *spacing) { FcCharSet *cs; - + cs = FcFreeTypeCharSetAndSpacingForSize (face, blanks, spacing, -1); /* * Check for bitmap-only ttf fonts that are missing the glyf table. * In that case, pick a size and look for glyphs in that size instead */ - if (FcCharSetCount (cs) == 0) + if (FcCharSetCount (cs) == 0) { /* Check for non-scalable TT fonts */ if (!(face->face_flags & FT_FACE_FLAG_SCALABLE) && @@ -2780,7 +2790,7 @@ FcFreeTypeCharSetAndSpacing (FT_Face face, FcBlanks *blanks, int *spacing) /* Select the face closest to 16 pixels tall */ for (i = 1; i < face->num_fixed_sizes; i++) { - if (abs (face->available_sizes[i].height - 16) < + if (abs (face->available_sizes[i].height - 16) < abs (face->available_sizes[strike_index].height - 16)) strike_index = i; } @@ -2803,10 +2813,6 @@ FcFreeTypeCharSet (FT_Face face, FcBlanks *blanks) #define TTAG_GPOS FT_MAKE_TAG( 'G', 'P', 'O', 'S' ) #define TTAG_GSUB FT_MAKE_TAG( 'G', 'S', 'U', 'B' ) #define TTAG_SILF FT_MAKE_TAG( 'S', 'i', 'l', 'f') -#define TT_Err_Ok FT_Err_Ok -#define TT_Err_Invalid_Face_Handle FT_Err_Invalid_Face_Handle -#define TTO_Err_Empty_Script 0x1005 -#define TTO_Err_Invalid_SubTable 0x1001 #define OTLAYOUT_HEAD "otlayout:" #define OTLAYOUT_HEAD_LEN 9 @@ -2820,7 +2826,7 @@ FcFreeTypeCharSet (FT_Face face, FcBlanks *blanks) */ #define FcIsSpace(x) (040 == (x)) #define FcIsValidScript(x) (FcIsLower(x) || FcIsUpper (x) || FcIsSpace(x)) - + static void addtag(FcChar8 *complex_, FT_ULong tag) { @@ -2831,7 +2837,7 @@ addtag(FcChar8 *complex_, FT_ULong tag) tagstring[2] = (FcChar8)(tag >> 8), tagstring[3] = (FcChar8)(tag); tagstring[4] = '\0'; - + /* skip tags which aren't alphabetic, under the assumption that * they're probably broken */ @@ -2856,29 +2862,27 @@ compareulong (const void *a, const void *b) } -static FT_Error -GetScriptTags(FT_Face face, FT_ULong tabletag, FT_ULong **stags, FT_UShort *script_count) +static int +GetScriptTags(FT_Face face, FT_ULong tabletag, FT_ULong **stags) { - FT_ULong cur_offset, new_offset, base_offset; + FT_ULong cur_offset, new_offset, base_offset; FT_Stream stream = face->stream; FT_Error error; - FT_UShort n, p; - FT_Memory memory; - - if ( !stream ) - return TT_Err_Invalid_Face_Handle; + FT_UShort n, p; + int script_count; - memory = stream->memory; + if (!stream) + return 0; if (( error = ftglue_face_goto_table( face, tabletag, stream ) )) - return error; + return 0; base_offset = ftglue_stream_pos ( stream ); /* skip version */ if ( ftglue_stream_seek ( stream, base_offset + 4L ) || ftglue_stream_frame_enter( stream, 2L ) ) - return error; + return 0; new_offset = GET_UShort() + base_offset; @@ -2886,25 +2890,24 @@ GetScriptTags(FT_Face face, FT_ULong tabletag, FT_ULong **stags, FT_UShort *scri cur_offset = ftglue_stream_pos( stream ); - if ( ftglue_stream_seek( stream, new_offset ) != TT_Err_Ok ) - return error; + if ( ftglue_stream_seek( stream, new_offset ) != FT_Err_Ok ) + return 0; base_offset = ftglue_stream_pos( stream ); if ( ftglue_stream_frame_enter( stream, 2L ) ) - return error; + return 0; - *script_count = GET_UShort (); + script_count = GET_UShort (); ftglue_stream_frame_exit( stream ); - *stags = ftglue_alloc(memory, *script_count * sizeof( FT_ULong ), &error); - - if (error) - return error; + *stags = malloc(script_count * sizeof (FT_ULong)); + if (!stags) + return 0; p = 0; - for ( n = 0; n < *script_count; n++ ) + for ( n = 0; n < script_count; n++ ) { if ( ftglue_stream_frame_enter( stream, 6L ) ) goto Fail; @@ -2918,28 +2921,24 @@ GetScriptTags(FT_Face face, FT_ULong tabletag, FT_ULong **stags, FT_UShort *scri error = ftglue_stream_seek( stream, new_offset ); - if ( error == TT_Err_Ok ) + if ( error == FT_Err_Ok ) p++; (void)ftglue_stream_seek( stream, cur_offset ); } if (!p) - { - error = TTO_Err_Invalid_SubTable; goto Fail; - } /* sort the tag list before returning it */ - qsort(*stags, *script_count, sizeof(FT_ULong), compareulong); + qsort(*stags, script_count, sizeof(FT_ULong), compareulong); - return TT_Err_Ok; + return script_count; Fail: - *script_count = 0; - ftglue_free( memory, *stags ); + free(*stags); *stags = NULL; - return error; + return 0; } static FcChar8 * @@ -2951,22 +2950,19 @@ FcFontCapabilities(FT_Face face) FT_ULong *gsubtags=NULL, *gpostags=NULL; FT_UShort gsub_count=0, gpos_count=0; FT_ULong maxsize; - FT_Memory memory = face->stream->memory; FcChar8 *complex_ = NULL; int indx1 = 0, indx2 = 0; err = FT_Load_Sfnt_Table(face, TTAG_SILF, 0, 0, &len); issilgraphitefont = ( err == FT_Err_Ok); - if (GetScriptTags(face, TTAG_GPOS, &gpostags, &gpos_count) != FT_Err_Ok) - gpos_count = 0; - if (GetScriptTags(face, TTAG_GSUB, &gsubtags, &gsub_count) != FT_Err_Ok) - gsub_count = 0; - + gpos_count = GetScriptTags(face, TTAG_GPOS, &gpostags); + gsub_count = GetScriptTags(face, TTAG_GSUB, &gsubtags); + if (!issilgraphitefont && !gsub_count && !gpos_count) goto bail; - maxsize = (((FT_ULong) gpos_count + (FT_ULong) gsub_count) * OTLAYOUT_LEN + + maxsize = (((FT_ULong) gpos_count + (FT_ULong) gsub_count) * OTLAYOUT_LEN + (issilgraphitefont ? 13 : 0)); complex_ = malloc (sizeof (FcChar8) * maxsize); if (!complex_) @@ -2995,8 +2991,8 @@ FcFontCapabilities(FT_Face face) if (FcDebug () & FC_DBG_SCANV) printf("complex_ features in this font: %s\n", complex_); bail: - ftglue_free(memory, gsubtags); - ftglue_free(memory, gpostags); + free(gsubtags); + free(gpostags); return complex_; }