PassRefPtr<FontData> CSSSegmentedFontFace::getFontData(const FontDescription& fontDescription)
{
if (!isValid())
return nullptr;
FontTraits desiredTraits = fontDescription.traits();
FontCacheKey key = fontDescription.cacheKey(FontFaceCreationParams(), desiredTraits);
RefPtr<SegmentedFontData>& fontData = m_fontDataTable.add(key.hash(), nullptr).storedValue->value;
if (fontData && fontData->numRanges())
return fontData; // No release, we have a reference to an object in the cache which should retain the ref count it has.
if (!fontData)
fontData = SegmentedFontData::create();
FontDescription requestedFontDescription(fontDescription);
requestedFontDescription.setTraits(m_traits);
requestedFontDescription.setSyntheticBold(m_traits.weight() < FontWeight600 && desiredTraits.weight() >= FontWeight600);
requestedFontDescription.setSyntheticItalic(m_traits.style() == FontStyleNormal && desiredTraits.style() == FontStyleItalic);
for (FontFaceList::reverse_iterator it = m_fontFaces.rbegin(); it != m_fontFaces.rend(); ++it) {
if (!(*it)->cssFontFace()->isValid())
continue;
if (RefPtr<SimpleFontData> faceFontData = (*it)->cssFontFace()->getFontData(requestedFontDescription)) {
ASSERT(!faceFontData->isSegmented());
appendFontData(fontData.get(), faceFontData.release(), (*it)->cssFontFace()->ranges());
}
}
if (fontData->numRanges())
return fontData; // No release, we have a reference to an object in the cache which should retain the ref count it has.
return nullptr;
}
PassRefPtr<FontData> CSSSegmentedFontFace::getFontData(const FontDescription& fontDescription)
{
if (!isValid())
return nullptr;
FontTraitsMask desiredTraitsMask = fontDescription.traitsMask();
AtomicString emptyFontFamily = "";
FontCacheKey key = fontDescription.cacheKey(emptyFontFamily, desiredTraitsMask);
RefPtr<SegmentedFontData>& fontData = m_fontDataTable.add(key.hash(), nullptr).storedValue->value;
if (fontData && fontData->numRanges())
return fontData; // No release, we have a reference to an object in the cache which should retain the ref count it has.
if (!fontData)
fontData = SegmentedFontData::create();
FontDescription requestedFontDescription(fontDescription);
requestedFontDescription.setTraitsMask(m_traitsMask);
requestedFontDescription.setSyntheticBold(!(m_traitsMask & (FontWeight600Mask | FontWeight700Mask | FontWeight800Mask | FontWeight900Mask)) && (desiredTraitsMask & (FontWeight600Mask | FontWeight700Mask | FontWeight800Mask | FontWeight900Mask)));
requestedFontDescription.setSyntheticItalic(!(m_traitsMask & FontStyleItalicMask) && (desiredTraitsMask & FontStyleItalicMask));
for (FontFaceList::reverse_iterator it = m_fontFaces.rbegin(); it != m_fontFaces.rend(); ++it) {
if (!(*it)->cssFontFace()->isValid())
continue;
if (RefPtr<SimpleFontData> faceFontData = (*it)->cssFontFace()->getFontData(requestedFontDescription)) {
ASSERT(!faceFontData->isSegmented());
#if ENABLE(SVG_FONTS)
// For SVG Fonts that specify that they only support the "normal" variant, we will assume they are incapable
// of small-caps synthesis and just ignore the font face.
if (faceFontData->isSVGFont() && (desiredTraitsMask & FontVariantSmallCapsMask) && !(m_traitsMask & FontVariantSmallCapsMask))
continue;
#endif
appendFontData(fontData.get(), faceFontData.release(), (*it)->cssFontFace()->ranges());
}
}
if (fontData->numRanges())
return fontData; // No release, we have a reference to an object in the cache which should retain the ref count it has.
return nullptr;
}