nsresult GDIFontEntry::ReadCMAP() { // skip non-SFNT fonts completely if (mFontType != GFX_FONT_TYPE_PS_OPENTYPE && mFontType != GFX_FONT_TYPE_TT_OPENTYPE && mFontType != GFX_FONT_TYPE_TRUETYPE) { return NS_ERROR_FAILURE; } // attempt this once, if errors occur leave a blank cmap if (mCmapInitialized) return NS_OK; mCmapInitialized = PR_TRUE; const PRUint32 kCmapTag = TRUETYPE_TAG('c','m','a','p'); AutoFallibleTArray<PRUint8,16384> buffer; if (GetFontTable(kCmapTag, buffer) != NS_OK) return NS_ERROR_FAILURE; PRUint8 *cmap = buffer.Elements(); PRPackedBool unicodeFont = PR_FALSE, symbolFont = PR_FALSE; nsresult rv = gfxFontUtils::ReadCMAP(cmap, buffer.Length(), mCharacterMap, mUVSOffset, unicodeFont, symbolFont); mSymbolFont = symbolFont; mHasCmapTable = NS_SUCCEEDED(rv); #ifdef PR_LOGGING LOG_FONTLIST(("(fontlist-cmap) name: %s, size: %d\n", NS_ConvertUTF16toUTF8(mName).get(), mCharacterMap.GetSize())); #endif return rv; }
nsresult FT2FontEntry::ReadCMAP() { if (mCharacterMap) { return NS_OK; } nsRefPtr<gfxCharacterMap> charmap = new gfxCharacterMap(); AutoFallibleTArray<PRUint8,16384> buffer; nsresult rv = GetFontTable(TTAG_cmap, buffer); if (NS_SUCCEEDED(rv)) { bool unicodeFont; bool symbolFont; rv = gfxFontUtils::ReadCMAP(buffer.Elements(), buffer.Length(), *charmap, mUVSOffset, unicodeFont, symbolFont); } mHasCmapTable = NS_SUCCEEDED(rv); if (mHasCmapTable) { gfxPlatformFontList *pfl = gfxPlatformFontList::PlatformFontList(); mCharacterMap = pfl->FindCharMap(charmap); } else { // if error occurred, initialize to null cmap mCharacterMap = new gfxCharacterMap(); } return rv; }
bool gfxDWriteFontEntry::IsCJKFont() { if (mIsCJK != UNINITIALIZED_VALUE) { return mIsCJK; } mIsCJK = false; const uint32_t kOS2Tag = TRUETYPE_TAG('O','S','/','2'); AutoFallibleTArray<uint8_t,128> buffer; if (CopyFontTable(kOS2Tag, buffer) != NS_OK) { return mIsCJK; } // ulCodePageRange bit definitions for the CJK codepages, // from http://www.microsoft.com/typography/otspec/os2.htm#cpr const uint32_t CJK_CODEPAGE_BITS = (1 << 17) | // codepage 932 - JIS/Japan (1 << 18) | // codepage 936 - Chinese (simplified) (1 << 19) | // codepage 949 - Korean Wansung (1 << 20) | // codepage 950 - Chinese (traditional) (1 << 21); // codepage 1361 - Korean Johab if (buffer.Length() >= offsetof(OS2Table, sxHeight)) { const OS2Table* os2 = reinterpret_cast<const OS2Table*>(buffer.Elements()); if ((uint32_t(os2->codePageRange1) & CJK_CODEPAGE_BITS) != 0) { mIsCJK = true; } } return mIsCJK; }
void nsSVGGeometryFrame::SetupCairoStrokeHitGeometry(gfxContext *aContext) { SetupCairoStrokeGeometry(aContext); AutoFallibleTArray<gfxFloat, 10> dashes; gfxFloat dashOffset; if (GetStrokeDashData(dashes, &dashOffset)) { aContext->SetDash(dashes.Elements(), dashes.Length(), dashOffset); } }
nsresult FT2FontEntry::ReadCMAP(FontInfoData *aFontInfoData) { if (mCharacterMap) { return NS_OK; } nsRefPtr<gfxCharacterMap> charmap = new gfxCharacterMap(); AutoFallibleTArray<uint8_t,16384> buffer; nsresult rv = CopyFontTable(TTAG_cmap, buffer); if (NS_SUCCEEDED(rv)) { bool unicodeFont; bool symbolFont; rv = gfxFontUtils::ReadCMAP(buffer.Elements(), buffer.Length(), *charmap, mUVSOffset, unicodeFont, symbolFont); } if (NS_SUCCEEDED(rv) && !HasGraphiteTables()) { // We assume a Graphite font knows what it's doing, // and provides whatever shaping is needed for the // characters it supports, so only check/clear the // complex-script ranges for non-Graphite fonts // for layout support, check for the presence of opentype layout tables bool hasGSUB = HasFontTable(TRUETYPE_TAG('G','S','U','B')); for (const ScriptRange* sr = gfxPlatformFontList::sComplexScriptRanges; sr->rangeStart; sr++) { // check to see if the cmap includes complex script codepoints if (charmap->TestRange(sr->rangeStart, sr->rangeEnd)) { // We check for GSUB here, as GPOS alone would not be ok. if (hasGSUB && SupportsScriptInGSUB(sr->tags)) { continue; } charmap->ClearRange(sr->rangeStart, sr->rangeEnd); } } } mHasCmapTable = NS_SUCCEEDED(rv); if (mHasCmapTable) { gfxPlatformFontList *pfl = gfxPlatformFontList::PlatformFontList(); mCharacterMap = pfl->FindCharMap(charmap); } else { // if error occurred, initialize to null cmap mCharacterMap = new gfxCharacterMap(); } return rv; }
nsresult GDIFontEntry::ReadCMAP() { // skip non-SFNT fonts completely if (mFontType != GFX_FONT_TYPE_PS_OPENTYPE && mFontType != GFX_FONT_TYPE_TT_OPENTYPE && mFontType != GFX_FONT_TYPE_TRUETYPE) { return NS_ERROR_FAILURE; } // attempt this once, if errors occur leave a blank cmap if (mCmapInitialized) return NS_OK; mCmapInitialized = true; const PRUint32 kCmapTag = TRUETYPE_TAG('c','m','a','p'); AutoFallibleTArray<PRUint8,16384> buffer; if (GetFontTable(kCmapTag, buffer) != NS_OK) return NS_ERROR_FAILURE; PRUint8 *cmap = buffer.Elements(); bool unicodeFont = false, symbolFont = false; nsresult rv = gfxFontUtils::ReadCMAP(cmap, buffer.Length(), mCharacterMap, mUVSOffset, unicodeFont, symbolFont); mSymbolFont = symbolFont; mHasCmapTable = NS_SUCCEEDED(rv); #ifdef PR_LOGGING LOG_FONTLIST(("(fontlist-cmap) name: %s, size: %d\n", NS_ConvertUTF16toUTF8(mName).get(), mCharacterMap.SizeOfExcludingThis(moz_malloc_size_of))); if (LOG_CMAPDATA_ENABLED()) { char prefix[256]; sprintf(prefix, "(cmapdata) name: %.220s", NS_ConvertUTF16toUTF8(mName).get()); mCharacterMap.Dump(prefix, eGfxLog_cmapdata); } #endif return rv; }
nsresult FT2FontEntry::ReadCMAP() { if (mCmapInitialized) { return NS_OK; } // attempt this once, if errors occur leave a blank cmap mCmapInitialized = true; AutoFallibleTArray<PRUint8,16384> buffer; nsresult rv = GetFontTable(TTAG_cmap, buffer); if (NS_SUCCEEDED(rv)) { bool unicodeFont; bool symbolFont; rv = gfxFontUtils::ReadCMAP(buffer.Elements(), buffer.Length(), mCharacterMap, mUVSOffset, unicodeFont, symbolFont); } mHasCmapTable = NS_SUCCEEDED(rv); return rv; }
gfxFontEntry* gfxGDIFontList::MakePlatformFont(const gfxProxyFontEntry *aProxyEntry, const uint8_t *aFontData, uint32_t aLength) { // MakePlatformFont is responsible for deleting the font data with NS_Free // so we set up a stack object to ensure it is freed even if we take an // early exit struct FontDataDeleter { FontDataDeleter(const uint8_t *aFontData) : mFontData(aFontData) { } ~FontDataDeleter() { NS_Free((void*)mFontData); } const uint8_t *mFontData; }; FontDataDeleter autoDelete(aFontData); bool hasVertical; bool isCFF = gfxFontUtils::IsCffFont(aFontData, hasVertical); nsresult rv; HANDLE fontRef = nullptr; bool isEmbedded = false; nsAutoString uniqueName; rv = gfxFontUtils::MakeUniqueUserFontName(uniqueName); if (NS_FAILED(rv)) return nullptr; // for TTF fonts, first try using the t2embed library if available if (!isCFF && TTLoadEmbeddedFontPtr && TTDeleteEmbeddedFontPtr) { // TrueType-style glyphs, use EOT library AutoFallibleTArray<uint8_t,2048> eotHeader; uint8_t *buffer; uint32_t eotlen; isEmbedded = true; uint32_t nameLen = NS_MIN<uint32_t>(uniqueName.Length(), LF_FACESIZE - 1); nsAutoString fontName(Substring(uniqueName, 0, nameLen)); FontDataOverlay overlayNameData = {0, 0, 0}; rv = gfxFontUtils::MakeEOTHeader(aFontData, aLength, &eotHeader, &overlayNameData); if (NS_SUCCEEDED(rv)) { // load in embedded font data eotlen = eotHeader.Length(); buffer = reinterpret_cast<uint8_t*> (eotHeader.Elements()); int32_t ret; ULONG privStatus, pulStatus; EOTFontStreamReader eotReader(aFontData, aLength, buffer, eotlen, &overlayNameData); ret = TTLoadEmbeddedFontPtr(&fontRef, TTLOAD_PRIVATE, &privStatus, LICENSE_PREVIEWPRINT, &pulStatus, EOTFontStreamReader::ReadEOTStream, &eotReader, (PRUnichar*)(fontName.get()), 0, 0); if (ret != E_NONE) { fontRef = nullptr; char buf[256]; sprintf(buf, "font (%s) not loaded using TTLoadEmbeddedFont - error %8.8x", NS_ConvertUTF16toUTF8(aProxyEntry->Name()).get(), ret); NS_WARNING(buf); } } } // load CFF fonts or fonts that failed with t2embed loader if (fontRef == nullptr) { // Postscript-style glyphs, swizzle name table, load directly FallibleTArray<uint8_t> newFontData; isEmbedded = false; rv = gfxFontUtils::RenameFont(uniqueName, aFontData, aLength, &newFontData); if (NS_FAILED(rv)) return nullptr; DWORD numFonts = 0; uint8_t *fontData = reinterpret_cast<uint8_t*> (newFontData.Elements()); uint32_t fontLength = newFontData.Length(); NS_ASSERTION(fontData, "null font data after renaming"); // http://msdn.microsoft.com/en-us/library/ms533942(VS.85).aspx // "A font that is added by AddFontMemResourceEx is always private // to the process that made the call and is not enumerable." fontRef = AddFontMemResourceEx(fontData, fontLength, 0 /* reserved */, &numFonts); if (!fontRef) return nullptr; // only load fonts with a single face contained in the data // AddFontMemResourceEx generates an additional face name for // vertical text if the font supports vertical writing if (fontRef && numFonts != 1 + !!hasVertical) { RemoveFontMemResourceEx(fontRef); return nullptr; } } // make a new font entry using the unique name WinUserFontData *winUserFontData = new WinUserFontData(fontRef, isEmbedded); uint16_t w = (aProxyEntry->mWeight == 0 ? 400 : aProxyEntry->mWeight); GDIFontEntry *fe = GDIFontEntry::CreateFontEntry(uniqueName, gfxWindowsFontType(isCFF ? GFX_FONT_TYPE_PS_OPENTYPE : GFX_FONT_TYPE_TRUETYPE) /*type*/, uint32_t(aProxyEntry->mItalic ? NS_FONT_STYLE_ITALIC : NS_FONT_STYLE_NORMAL), w, aProxyEntry->mStretch, winUserFontData, false); if (!fe) return fe; fe->mIsUserFont = true; // Uniscribe doesn't place CFF fonts loaded privately // via AddFontMemResourceEx on XP/Vista if (isCFF && gfxWindowsPlatform::WindowsOSVersion() < gfxWindowsPlatform::kWindows7) { fe->mForceGDI = true; } return fe; }
nsresult GDIFontEntry::ReadCMAP() { // attempt this once, if errors occur leave a blank cmap if (mCharacterMap) { return NS_OK; } // skip non-SFNT fonts completely if (mFontType != GFX_FONT_TYPE_PS_OPENTYPE && mFontType != GFX_FONT_TYPE_TT_OPENTYPE && mFontType != GFX_FONT_TYPE_TRUETYPE) { mCharacterMap = new gfxCharacterMap(); mCharacterMap->mBuildOnTheFly = true; return NS_ERROR_FAILURE; } nsRefPtr<gfxCharacterMap> charmap = new gfxCharacterMap(); uint32_t kCMAP = TRUETYPE_TAG('c','m','a','p'); nsresult rv; AutoFallibleTArray<uint8_t,16384> cmap; rv = GetFontTable(kCMAP, cmap); bool unicodeFont = false, symbolFont = false; // currently ignored if (NS_SUCCEEDED(rv)) { rv = gfxFontUtils::ReadCMAP(cmap.Elements(), cmap.Length(), *charmap, mUVSOffset, unicodeFont, symbolFont); } mSymbolFont = symbolFont; mHasCmapTable = NS_SUCCEEDED(rv); if (mHasCmapTable) { gfxPlatformFontList *pfl = gfxPlatformFontList::PlatformFontList(); mCharacterMap = pfl->FindCharMap(charmap); } else { // if error occurred, initialize to null cmap mCharacterMap = new gfxCharacterMap(); // For fonts where we failed to read the character map, // we can take a slow path to look up glyphs character by character mCharacterMap->mBuildOnTheFly = true; } #ifdef PR_LOGGING LOG_FONTLIST(("(fontlist-cmap) name: %s, size: %d hash: %8.8x%s\n", NS_ConvertUTF16toUTF8(mName).get(), charmap->SizeOfIncludingThis(moz_malloc_size_of), charmap->mHash, mCharacterMap == charmap ? " new" : "")); if (LOG_CMAPDATA_ENABLED()) { char prefix[256]; sprintf(prefix, "(cmapdata) name: %.220s", NS_ConvertUTF16toUTF8(mName).get()); charmap->Dump(prefix, eGfxLog_cmapdata); } #endif return rv; }
void gfxMacFont::InitMetrics() { mIsValid = false; ::memset(&mMetrics, 0, sizeof(mMetrics)); PRUint32 upem = 0; // try to get unitsPerEm from sfnt head table, to avoid calling CGFont // if possible (bug 574368) and because CGFontGetUnitsPerEm does not // return the true value for OpenType/CFF fonts (it normalizes to 1000, // which then leads to metrics errors when we read the 'hmtx' table to // get glyph advances for HarfBuzz, see bug 580863) const PRUint32 kHeadTableTag = TRUETYPE_TAG('h','e','a','d'); AutoFallibleTArray<PRUint8,sizeof(HeadTable)> headData; if (NS_SUCCEEDED(mFontEntry->GetFontTable(kHeadTableTag, headData)) && headData.Length() >= sizeof(HeadTable)) { HeadTable *head = reinterpret_cast<HeadTable*>(headData.Elements()); upem = head->unitsPerEm; } else { upem = ::CGFontGetUnitsPerEm(mCGFont); } if (upem < 16 || upem > 16384) { // See http://www.microsoft.com/typography/otspec/head.htm #ifdef DEBUG char warnBuf[1024]; sprintf(warnBuf, "Bad font metrics for: %s (invalid unitsPerEm value)", NS_ConvertUTF16toUTF8(mFontEntry->Name()).get()); NS_WARNING(warnBuf); #endif return; } mAdjustedSize = NS_MAX(mStyle.size, 1.0); mFUnitsConvFactor = mAdjustedSize / upem; // For CFF fonts, when scaling values read from CGFont* APIs, we need to // use CG's idea of unitsPerEm, which may differ from the "true" value in // the head table of the font (see bug 580863) gfxFloat cgConvFactor; if (static_cast<MacOSFontEntry*>(mFontEntry.get())->IsCFF()) { cgConvFactor = mAdjustedSize / ::CGFontGetUnitsPerEm(mCGFont); } else { cgConvFactor = mFUnitsConvFactor; } // Try to read 'sfnt' metrics; for local, non-sfnt fonts ONLY, fall back to // platform APIs. The InitMetrics...() functions will set mIsValid on success. if (!InitMetricsFromSfntTables(mMetrics) && (!mFontEntry->IsUserFont() || mFontEntry->IsLocalUserFont())) { InitMetricsFromPlatform(); } if (!mIsValid) { return; } if (mMetrics.xHeight == 0.0) { mMetrics.xHeight = ::CGFontGetXHeight(mCGFont) * cgConvFactor; } if (mStyle.sizeAdjust != 0.0 && mStyle.size > 0.0 && mMetrics.xHeight > 0.0) { // apply font-size-adjust, and recalculate metrics gfxFloat aspect = mMetrics.xHeight / mStyle.size; mAdjustedSize = mStyle.GetAdjustedSize(aspect); mFUnitsConvFactor = mAdjustedSize / upem; if (static_cast<MacOSFontEntry*>(mFontEntry.get())->IsCFF()) { cgConvFactor = mAdjustedSize / ::CGFontGetUnitsPerEm(mCGFont); } else { cgConvFactor = mFUnitsConvFactor; } mMetrics.xHeight = 0.0; if (!InitMetricsFromSfntTables(mMetrics) && (!mFontEntry->IsUserFont() || mFontEntry->IsLocalUserFont())) { InitMetricsFromPlatform(); } if (!mIsValid) { // this shouldn't happen, as we succeeded earlier before applying // the size-adjust factor! But check anyway, for paranoia's sake. return; } if (mMetrics.xHeight == 0.0) { mMetrics.xHeight = ::CGFontGetXHeight(mCGFont) * cgConvFactor; } } // Once we reach here, we've got basic metrics and set mIsValid = TRUE; // there should be no further points of actual failure in InitMetrics(). // (If one is introduced, be sure to reset mIsValid to FALSE!) mMetrics.emHeight = mAdjustedSize; // Measure/calculate additional metrics, independent of whether we used // the tables directly or ATS metrics APIs CFDataRef cmap = ::CGFontCopyTableForTag(mCGFont, TRUETYPE_TAG('c','m','a','p')); PRUint32 glyphID; if (mMetrics.aveCharWidth <= 0) { mMetrics.aveCharWidth = GetCharWidth(cmap, 'x', &glyphID, cgConvFactor); if (glyphID == 0) { // we didn't find 'x', so use maxAdvance rather than zero mMetrics.aveCharWidth = mMetrics.maxAdvance; } } if (IsSyntheticBold()) { mMetrics.aveCharWidth += GetSyntheticBoldOffset(); mMetrics.maxAdvance += GetSyntheticBoldOffset(); } mMetrics.spaceWidth = GetCharWidth(cmap, ' ', &glyphID, cgConvFactor); if (glyphID == 0) { // no space glyph?! mMetrics.spaceWidth = mMetrics.aveCharWidth; } mSpaceGlyph = glyphID; mMetrics.zeroOrAveCharWidth = GetCharWidth(cmap, '0', &glyphID, cgConvFactor); if (glyphID == 0) { mMetrics.zeroOrAveCharWidth = mMetrics.aveCharWidth; } if (cmap) { ::CFRelease(cmap); } CalculateDerivedMetrics(mMetrics); SanitizeMetrics(&mMetrics, mFontEntry->mIsBadUnderlineFont); #if 0 fprintf (stderr, "Font: %p (%s) size: %f\n", this, NS_ConvertUTF16toUTF8(GetName()).get(), mStyle.size); // fprintf (stderr, " fbounds.origin.x %f y %f size.width %f height %f\n", fbounds.origin.x, fbounds.origin.y, fbounds.size.width, fbounds.size.height); fprintf (stderr, " emHeight: %f emAscent: %f emDescent: %f\n", mMetrics.emHeight, mMetrics.emAscent, mMetrics.emDescent); fprintf (stderr, " maxAscent: %f maxDescent: %f maxAdvance: %f\n", mMetrics.maxAscent, mMetrics.maxDescent, mMetrics.maxAdvance); fprintf (stderr, " internalLeading: %f externalLeading: %f\n", mMetrics.internalLeading, mMetrics.externalLeading); fprintf (stderr, " spaceWidth: %f aveCharWidth: %f xHeight: %f\n", mMetrics.spaceWidth, mMetrics.aveCharWidth, mMetrics.xHeight); fprintf (stderr, " uOff: %f uSize: %f stOff: %f stSize: %f supOff: %f subOff: %f\n", mMetrics.underlineOffset, mMetrics.underlineSize, mMetrics.strikeoutOffset, mMetrics.strikeoutSize, mMetrics.superscriptOffset, mMetrics.subscriptOffset); #endif }
nsresult gfxDWriteFontEntry::ReadCMAP() { HRESULT hr; nsresult rv; // attempt this once, if errors occur leave a blank cmap if (mCmapInitialized) return NS_OK; mCmapInitialized = PR_TRUE; // if loading via GDI, just use GetFontTable if (mFont && gfxDWriteFontList::PlatformFontList()->UseGDIFontTableAccess()) { const PRUint32 kCmapTag = TRUETYPE_TAG('c','m','a','p'); AutoFallibleTArray<PRUint8,16384> buffer; if (GetFontTable(kCmapTag, buffer) != NS_OK) return NS_ERROR_FAILURE; PRUint8 *cmap = buffer.Elements(); PRPackedBool unicodeFont = PR_FALSE, symbolFont = PR_FALSE; rv = gfxFontUtils::ReadCMAP(cmap, buffer.Length(), mCharacterMap, mUVSOffset, unicodeFont, symbolFont); mHasCmapTable = NS_SUCCEEDED(rv); return rv; } // loading using dwrite, don't use GetFontTable to avoid copy nsRefPtr<IDWriteFontFace> fontFace; rv = CreateFontFace(getter_AddRefs(fontFace)); if (NS_FAILED(rv)) { return rv; } PRUint8 *tableData; PRUint32 len; void *tableContext = NULL; BOOL exists; hr = fontFace->TryGetFontTable(DWRITE_MAKE_OPENTYPE_TAG('c', 'm', 'a', 'p'), (const void**)&tableData, &len, &tableContext, &exists); if (FAILED(hr)) { return NS_ERROR_FAILURE; } PRPackedBool isSymbol = fontFace->IsSymbolFont(); PRPackedBool isUnicode = PR_TRUE; if (exists) { rv = gfxFontUtils::ReadCMAP(tableData, len, mCharacterMap, mUVSOffset, isUnicode, isSymbol); } fontFace->ReleaseFontTable(tableContext); #ifdef PR_LOGGING LOG_FONTLIST(("(fontlist-cmap) name: %s, size: %d\n", NS_ConvertUTF16toUTF8(mName).get(), mCharacterMap.GetSize())); #endif mHasCmapTable = NS_SUCCEEDED(rv); return rv; }
nsresult gfxDWriteFontEntry::ReadCMAP() { HRESULT hr; nsresult rv; // attempt this once, if errors occur leave a blank cmap if (mCharacterMap) { return NS_OK; } nsRefPtr<gfxCharacterMap> charmap = new gfxCharacterMap(); // if loading via GDI, just use GetFontTable if (mFont && gfxDWriteFontList::PlatformFontList()->UseGDIFontTableAccess()) { uint32_t kCMAP = TRUETYPE_TAG('c','m','a','p'); AutoFallibleTArray<uint8_t,16384> cmap; rv = GetFontTable(kCMAP, cmap); bool unicodeFont = false, symbolFont = false; // currently ignored if (NS_SUCCEEDED(rv)) { rv = gfxFontUtils::ReadCMAP(cmap.Elements(), cmap.Length(), *charmap, mUVSOffset, unicodeFont, symbolFont); } } else { // loading using dwrite, don't use GetFontTable to avoid copy nsRefPtr<IDWriteFontFace> fontFace; rv = CreateFontFace(getter_AddRefs(fontFace)); if (NS_SUCCEEDED(rv)) { const uint32_t kCmapTag = DWRITE_MAKE_OPENTYPE_TAG('c', 'm', 'a', 'p'); uint8_t *tableData; uint32_t len; void *tableContext = NULL; BOOL exists; hr = fontFace->TryGetFontTable(kCmapTag, (const void**)&tableData, &len, &tableContext, &exists); if (SUCCEEDED(hr)) { bool isSymbol = fontFace->IsSymbolFont(); bool isUnicode = true; if (exists) { rv = gfxFontUtils::ReadCMAP(tableData, len, *charmap, mUVSOffset, isUnicode, isSymbol); } fontFace->ReleaseFontTable(tableContext); } else { rv = NS_ERROR_FAILURE; } } } mHasCmapTable = NS_SUCCEEDED(rv); if (mHasCmapTable) { gfxPlatformFontList *pfl = gfxPlatformFontList::PlatformFontList(); mCharacterMap = pfl->FindCharMap(charmap); } else { // if error occurred, initialize to null cmap mCharacterMap = new gfxCharacterMap(); } #ifdef PR_LOGGING LOG_FONTLIST(("(fontlist-cmap) name: %s, size: %d hash: %8.8x%s\n", NS_ConvertUTF16toUTF8(mName).get(), charmap->SizeOfIncludingThis(moz_malloc_size_of), charmap->mHash, mCharacterMap == charmap ? " new" : "")); if (LOG_CMAPDATA_ENABLED()) { char prefix[256]; sprintf(prefix, "(cmapdata) name: %.220s", NS_ConvertUTF16toUTF8(mName).get()); charmap->Dump(prefix, eGfxLog_cmapdata); } #endif return rv; }