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a27d269721
Previously, some StyleValues created a large number of intermediate strings during serialization. Passing a StringBUilder into the serialization function allows us to avoid a large number of these unnecessary allocations.
42 lines
1.4 KiB
C++
42 lines
1.4 KiB
C++
/*
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* Copyright (c) 2023-2025, Sam Atkins <sam@ladybird.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/FlyString.h>
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#include <LibWeb/CSS/Serialize.h>
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#include <LibWeb/CSS/StyleValues/StyleValue.h>
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namespace Web::CSS {
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// https://www.w3.org/TR/css-values-4/#custom-idents
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class CustomIdentStyleValue final : public StyleValueWithDefaultOperators<CustomIdentStyleValue> {
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public:
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static ValueComparingNonnullRefPtr<CustomIdentStyleValue const> create(FlyString custom_ident)
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{
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return adopt_ref(*new (nothrow) CustomIdentStyleValue(move(custom_ident)));
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}
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virtual ~CustomIdentStyleValue() override = default;
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FlyString const& custom_ident() const { return m_custom_ident; }
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virtual void serialize(StringBuilder& builder, SerializationMode) const override { builder.append(serialize_an_identifier(m_custom_ident.to_string())); }
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virtual Vector<Parser::ComponentValue> tokenize() const override;
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virtual GC::Ref<CSSStyleValue> reify(JS::Realm& realm, FlyString const&) const override;
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bool properties_equal(CustomIdentStyleValue const& other) const { return m_custom_ident == other.m_custom_ident; }
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private:
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explicit CustomIdentStyleValue(FlyString custom_ident)
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: StyleValueWithDefaultOperators(Type::CustomIdent)
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, m_custom_ident(move(custom_ident))
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{
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}
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FlyString m_custom_ident;
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};
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}
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