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LibWeb: Parse aspect-ratio property

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Parse it, store the result in the ComputedValues, and also expose it to
ResolvedCSSStyleDeclaration.
This commit is contained in:
Sam Atkins 2023-06-08 15:25:16 +01:00 • committed by Andreas Kling
parent 5e3da93f1a
commit 6fd3b39bef
6 changed files with 102 additions and 0 deletions
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14
Userland/Libraries/LibWeb/CSS/ResolvedCSSStyleDeclaration.cpp
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@ -33,6 +33,7 @@
#include <LibWeb/CSS/StyleValues/NumberStyleValue.h>
#include <LibWeb/CSS/StyleValues/PercentageStyleValue.h>
#include <LibWeb/CSS/StyleValues/PositionStyleValue.h>
#include <LibWeb/CSS/StyleValues/RatioStyleValue.h>
#include <LibWeb/CSS/StyleValues/RectStyleValue.h>
#include <LibWeb/CSS/StyleValues/ShadowStyleValue.h>
#include <LibWeb/CSS/StyleValues/StyleValueList.h>
@ -263,6 +264,19 @@ ErrorOr<RefPtr<StyleValue const>> ResolvedCSSStyleDeclaration::style_value_for_p
return TRY(IdentifierStyleValue::create(to_value_id(layout_node.computed_values().align_self())));
case PropertyID::Appearance:
return TRY(IdentifierStyleValue::create(to_value_id(layout_node.computed_values().appearance())));
case PropertyID::AspectRatio: {
auto aspect_ratio = layout_node.computed_values().aspect_ratio();
if (aspect_ratio.use_natural_aspect_ratio_if_available && aspect_ratio.preferred_ratio.has_value()) {
return TRY(StyleValueList::create(
StyleValueVector {
TRY(IdentifierStyleValue::create(ValueID::Auto)),
TRY(RatioStyleValue::create(aspect_ratio.preferred_ratio.value())) },
StyleValueList::Separator::Space));
}
if (aspect_ratio.preferred_ratio.has_value())
return TRY(RatioStyleValue::create(aspect_ratio.preferred_ratio.value()));
return TRY(IdentifierStyleValue::create(ValueID::Auto));
}
case PropertyID::Background: {
auto maybe_background_color = property(PropertyID::BackgroundColor);
auto maybe_background_image = property(PropertyID::BackgroundImage);