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LibWeb: Use bitmaps for important/inherited bits in StyleProperties

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This avoids padding the style value array, shrinking StyleProperties
from 4368 bytes to 2288 bytes per instance.
This commit is contained in:
Andreas Kling
2024-08-02 13:59:19 +02:00
committed by Andreas Kling
parent c288bfb404
commit b42b7c8dd0
5 changed files with 122 additions and 74 deletions
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4
Userland/Libraries/LibWeb/CSS/StyleComputer.h
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@@ -113,7 +113,7 @@ public:
No,
};
static void for_each_property_expanding_shorthands(PropertyID, StyleValue const&, AllowUnresolved, Function<void(PropertyID, StyleValue const&)> const& set_longhand_property);
static void set_property_expanding_shorthands(StyleProperties&, PropertyID, StyleValue const&, CSS::CSSStyleDeclaration const*, StyleProperties::PropertyValues const& properties_for_revert, CSS::CSSStyleDeclaration const* animation_name_source_for_revert, StyleProperties::Important = StyleProperties::Important::No);
static void set_property_expanding_shorthands(StyleProperties&, PropertyID, StyleValue const&, CSS::CSSStyleDeclaration const*, StyleProperties const& style_for_revert, Important = Important::No);
static NonnullRefPtr<StyleValue const> get_inherit_value(JS::Realm& initial_value_context_realm, CSS::PropertyID, DOM::Element const*, Optional<CSS::Selector::PseudoElement::Type> = {});
explicit StyleComputer(DOM::Document&);
@@ -177,7 +177,7 @@ private:
void compute_defaulted_property_value(StyleProperties&, DOM::Element const*, CSS::PropertyID, Optional<CSS::Selector::PseudoElement::Type>) const;
void set_all_properties(DOM::Element&, Optional<CSS::Selector::PseudoElement::Type>, StyleProperties&, StyleValue const&, DOM::Document&, CSS::CSSStyleDeclaration const*, StyleProperties::PropertyValues const& properties_for_revert, CSS::CSSStyleDeclaration const* animation_name_source_for_revert, StyleProperties::Important = StyleProperties::Important::No) const;
void set_all_properties(DOM::Element&, Optional<CSS::Selector::PseudoElement::Type>, StyleProperties&, StyleValue const&, DOM::Document&, CSS::CSSStyleDeclaration const*, StyleProperties const& style_for_revert, Important = Important::No) const;
template<typename Callback>
void for_each_stylesheet(CascadeOrigin, Callback) const;