int FontPlatformData::emSizeInFontUnits() const
{
if (m_emSizeInFontUnits)
return m_emSizeInFontUnits;
SkAdvancedTypefaceMetrics* metrics = m_typeface->getAdvancedTypefaceMetrics(SkAdvancedTypefaceMetrics::kNo_PerGlyphInfo);
m_emSizeInFontUnits = metrics->fEmSize;
metrics->unref();
return m_emSizeInFontUnits;
}
int FontPlatformData::emSizeInFontUnits() const
{
if (mEmSizeInFontUnits)
return mEmSizeInFontUnits;
SkAdvancedTypefaceMetrics* metrics = 0;
if (mTypeface)
metrics = mTypeface->getAdvancedTypefaceMetrics(SkAdvancedTypefaceMetrics::kNo_PerGlyphInfo);
if (metrics) {
mEmSizeInFontUnits = metrics->fEmSize;
metrics->unref();
} else
mEmSizeInFontUnits = 1000; // default value copied from Skia.
return mEmSizeInFontUnits;
}
int FontPlatformData::emSizeInFontUnits() const
{
if (m_emSizeInFontUnits)
return m_emSizeInFontUnits;
// FIXME: Switch to the SkTypeface::GetUnitsPerEm API once this becomes available.
// https://bugs.webkit.org/show_bug.cgi?id=75961
#if OS(ANDROID)
// Android doesn't currently support Skia's getAdvancedTypefaceMetrics(),
// but it has access to another method to replace this functionality.
m_emSizeInFontUnits = SkFontHost::GetUnitsPerEm(m_typeface->uniqueID());
#else
SkAdvancedTypefaceMetrics* metrics = m_typeface->getAdvancedTypefaceMetrics(SkAdvancedTypefaceMetrics::kNo_PerGlyphInfo);
m_emSizeInFontUnits = metrics->fEmSize;
metrics->unref();
#endif
return m_emSizeInFontUnits;
}