PassRefPtr<SimpleFontData> SVGRemoteFontFaceSource::createFontData(const FontDescription& fontDescription)
{
if (!isLoaded())
return createLoadingFallbackFontData(fontDescription);
// Parse the external SVG document, and extract the <font> element.
if (!resource()->ensureSVGFontData())
return nullptr;
if (!m_externalSVGFontElement) {
String fragmentIdentifier;
size_t start = m_uri.find('#');
if (start != kNotFound)
fragmentIdentifier = m_uri.substring(start + 1);
m_externalSVGFontElement = resource()->getSVGFontById(fragmentIdentifier);
}
if (!m_externalSVGFontElement)
return nullptr;
// Select first <font-face> child
if (SVGFontFaceElement* fontFaceElement = Traversal<SVGFontFaceElement>::firstChild(*m_externalSVGFontElement)) {
return SimpleFontData::create(
SVGFontData::create(fontFaceElement),
fontDescription.effectiveFontSize(),
fontDescription.isSyntheticBold(),
fontDescription.isSyntheticItalic());
}
return nullptr;
}
PassRefPtr<SimpleFontData> RemoteFontFaceSource::createFontData(const FontDescription& fontDescription)
{
if (!isLoaded())
return createLoadingFallbackFontData(fontDescription);
if (!m_font->ensureCustomFontData() || m_period == FailurePeriod)
return nullptr;
m_histograms.recordFallbackTime(m_font.get());
return SimpleFontData::create(
m_font->platformDataFromCustomData(fontDescription.effectiveFontSize(),
fontDescription.isSyntheticBold(), fontDescription.isSyntheticItalic(),
fontDescription.orientation()), CustomFontData::create());
}
PassRefPtr<SimpleFontData> RemoteFontFaceSource::createFontData(const FontDescription& fontDescription)
{
if (!isLoaded())
return createLoadingFallbackFontData(fontDescription);
// Create new FontPlatformData from our CGFontRef, point size and ATSFontRef.
if (!m_font->ensureCustomFontData())
return nullptr;
m_histograms.recordFallbackTime(m_font.get());
return SimpleFontData::create(
m_font->platformDataFromCustomData(fontDescription.effectiveFontSize(),
fontDescription.isSyntheticBold(), fontDescription.isSyntheticItalic(),
fontDescription.orientation(), fontDescription.widthVariant()), CustomFontData::create());
}
