- TypesettingFeatures computeTypesettingFeatures() const
- {
- TextRenderingMode textRenderingMode = m_fontDescription.textRenderingMode();
- TypesettingFeatures features = s_defaultTypesettingFeatures;
-
- switch (textRenderingMode) {
- case AutoTextRendering:
- break;
- case OptimizeSpeed:
- features &= ~(Kerning | Ligatures);
- break;
- case GeometricPrecision:
- case OptimizeLegibility:
- features |= Kerning | Ligatures;
- break;
- }
-
- switch (m_fontDescription.kerning()) {
- case FontDescription::NoneKerning:
- features &= ~Kerning;
- break;
- case FontDescription::NormalKerning:
- features |= Kerning;
- break;
- case FontDescription::AutoKerning:
- break;
- }
-
- switch (m_fontDescription.commonLigaturesState()) {
- case FontDescription::DisabledLigaturesState:
- features &= ~Ligatures;
- break;
- case FontDescription::EnabledLigaturesState:
- features |= Ligatures;
- break;
- case FontDescription::NormalLigaturesState:
- break;
- }
-
- return features;
- }
-
- static TypesettingFeatures s_defaultTypesettingFeatures;
-