ladybird/Libraries/LibWeb/CSS/CSSFontFeatureValuesMap.h
Callum Law 02c572c21e LibWeb: Clear font cache when @font-feature-values rule modified
We now clear the computed font cache whenever a `@font-feature-values`
rule is added, removed, or has one of it's descriptors modified.

This isn't observable yet since we don't actually respect
`@font-feature-values` rules, but that will come in a later commit
2026-03-20 16:08:32 -05:00

42 lines
1.3 KiB
C++

/*
* Copyright (c) 2026, Callum Law <callumlaw1709@outlook.com>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <LibJS/Runtime/MapIterator.h>
#include <LibWeb/Bindings/CSSFontFeatureValuesMapPrototype.h>
#include <LibWeb/Bindings/PlatformObject.h>
#include <LibWeb/Forward.h>
namespace Web::CSS {
class CSSFontFeatureValuesMap final : public Bindings::PlatformObject {
WEB_PLATFORM_OBJECT(CSSFontFeatureValuesMap, Bindings::PlatformObject);
GC_DECLARE_ALLOCATOR(CSSFontFeatureValuesMap);
public:
static GC::Ref<CSSFontFeatureValuesMap> create(JS::Realm&, size_t max_value_count, GC::Ref<CSSFontFeatureValuesRule> parent_rule);
GC::Ref<JS::Map> map_entries() { return m_map_entries; }
WebIDL::ExceptionOr<void> set(String const& feature_value_name, Variant<u32, Vector<u32>> const& values);
void on_map_modified_from_js(Badge<Bindings::CSSFontFeatureValuesMapPrototype>);
OrderedHashMap<FlyString, Vector<u32>> to_ordered_hash_map() const;
private:
CSSFontFeatureValuesMap(JS::Realm&, size_t max_value_count, GC::Ref<CSSFontFeatureValuesRule> parent_rule);
virtual void initialize(JS::Realm&) override;
virtual void visit_edges(Cell::Visitor&) override;
GC::Ref<JS::Map> m_map_entries;
size_t m_max_value_count { 0 };
GC::Ref<CSSFontFeatureValuesRule> m_parent_rule;
};
}