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LibWeb/CSS: Use initial values for @font-face descriptors

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This commit is contained in:
Sam Atkins 2025-04-04 12:10:12 +01:00
commit 775efd01e2
Notes: github-actions[bot] 2025-04-07 09:02:19 +00:00
3 changed files with 23 additions and 16 deletions
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30
Libraries/LibWeb/CSS/ParsedFontFace.cpp
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@ -45,23 +45,23 @@ ParsedFontFace ParsedFontFace::from_descriptors(CSSFontFaceDescriptors const& de
};
FlyString font_family;
if (auto value = descriptors.descriptor(DescriptorID::FontFamily))
if (auto value = descriptors.descriptor_or_initial_value(DescriptorID::FontFamily))
font_family = extract_font_name(*value);
Optional<int> weight;
if (auto value = descriptors.descriptor(DescriptorID::FontWeight))
if (auto value = descriptors.descriptor_or_initial_value(DescriptorID::FontWeight))
weight = value->to_font_weight();
Optional<int> slope;
if (auto value = descriptors.descriptor(DescriptorID::FontStyle))
if (auto value = descriptors.descriptor_or_initial_value(DescriptorID::FontStyle))
slope = value->to_font_slope();
Optional<int> width;
if (auto value = descriptors.descriptor(DescriptorID::FontWidth))
if (auto value = descriptors.descriptor_or_initial_value(DescriptorID::FontWidth))
width = value->to_font_width();
Vector<Source> sources;
if (auto value = descriptors.descriptor(DescriptorID::Src)) {
if (auto value = descriptors.descriptor_or_initial_value(DescriptorID::Src)) {
auto add_source = [&sources, extract_font_name](FontSourceStyleValue const& font_source) {
font_source.source().visit(
[&](FontSourceStyleValue::Local const& local) {
@ -82,7 +82,7 @@ ParsedFontFace ParsedFontFace::from_descriptors(CSSFontFaceDescriptors const& de
}
Vector<Gfx::UnicodeRange> unicode_ranges;
if (auto value = descriptors.descriptor(DescriptorID::UnicodeRange)) {
if (auto value = descriptors.descriptor_or_initial_value(DescriptorID::UnicodeRange)) {
if (value->is_unicode_range()) {
unicode_ranges.append(value->as_unicode_range().unicode_range());
} else if (value->is_value_list()) {
@ -90,39 +90,37 @@ ParsedFontFace ParsedFontFace::from_descriptors(CSSFontFaceDescriptors const& de
unicode_ranges.append(range->as_unicode_range().unicode_range());
}
}
if (unicode_ranges.is_empty())
unicode_ranges.empend(0x0u, 0x10FFFFu);
Optional<Percentage> ascent_override;
if (auto value = descriptors.descriptor(DescriptorID::AscentOverride))
if (auto value = descriptors.descriptor_or_initial_value(DescriptorID::AscentOverride))
ascent_override = extract_percentage_or_normal(*value);
Optional<Percentage> descent_override;
if (auto value = descriptors.descriptor(DescriptorID::DescentOverride))
if (auto value = descriptors.descriptor_or_initial_value(DescriptorID::DescentOverride))
descent_override = extract_percentage_or_normal(*value);
Optional<Percentage> line_gap_override;
if (auto value = descriptors.descriptor(DescriptorID::LineGapOverride))
if (auto value = descriptors.descriptor_or_initial_value(DescriptorID::LineGapOverride))
line_gap_override = extract_percentage_or_normal(*value);
FontDisplay font_display;
if (auto value = descriptors.descriptor(DescriptorID::FontDisplay))
if (auto value = descriptors.descriptor_or_initial_value(DescriptorID::FontDisplay))
font_display = keyword_to_font_display(value->to_keyword()).value_or(FontDisplay::Auto);
Optional<FlyString> font_named_instance;
if (auto value = descriptors.descriptor(DescriptorID::FontNamedInstance)) {
if (auto value = descriptors.descriptor_or_initial_value(DescriptorID::FontNamedInstance)) {
if (value->is_string())
font_named_instance = value->as_string().string_value();
}
Optional<FlyString> font_language_override;
if (auto value = descriptors.descriptor(DescriptorID::FontLanguageOverride)) {
if (auto value = descriptors.descriptor_or_initial_value(DescriptorID::FontLanguageOverride)) {
if (value->is_string())
font_language_override = value->as_string().string_value();
}
Optional<OrderedHashMap<FlyString, i64>> font_feature_settings;
if (auto value = descriptors.descriptor(DescriptorID::FontFeatureSettings)) {
if (auto value = descriptors.descriptor_or_initial_value(DescriptorID::FontFeatureSettings)) {
if (value->to_keyword() == Keyword::Normal) {
font_feature_settings.clear();
} else if (value->is_value_list()) {
@ -144,7 +142,7 @@ ParsedFontFace ParsedFontFace::from_descriptors(CSSFontFaceDescriptors const& de
}
Optional<OrderedHashMap<FlyString, double>> font_variation_settings;
if (auto value = descriptors.descriptor(DescriptorID::FontVariationSettings)) {
if (auto value = descriptors.descriptor_or_initial_value(DescriptorID::FontVariationSettings)) {
if (value->to_keyword() == Keyword::Normal) {
font_variation_settings.clear();
} else if (value->is_value_list()) {