ladybird/Libraries/LibWeb/CSS/StyleValues/StringStyleValue.h
Tim Ledbetter a27d269721 LibWeb: Pass StringBuilder around during StyleValue serialization
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.
2026-01-09 10:00:58 +01:00

43 lines
1.2 KiB
C++

/*
* Copyright (c) 2022-2024, Sam Atkins <atkinssj@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/FlyString.h>
#include <LibWeb/CSS/Parser/ComponentValue.h>
#include <LibWeb/CSS/Serialize.h>
#include <LibWeb/CSS/StyleValues/StyleValue.h>
namespace Web::CSS {
class StringStyleValue : public StyleValueWithDefaultOperators<StringStyleValue> {
public:
static ValueComparingNonnullRefPtr<StringStyleValue const> create(FlyString const& string)
{
return adopt_ref(*new (nothrow) StringStyleValue(string));
}
virtual ~StringStyleValue() override = default;
FlyString const& string_value() const { return m_string; }
virtual void serialize(StringBuilder& builder, SerializationMode) const override { builder.append(serialize_a_string(m_string)); }
virtual Vector<Parser::ComponentValue> tokenize() const override
{
return { Parser::Token::create_string(m_string) };
}
bool properties_equal(StringStyleValue const& other) const { return m_string == other.m_string; }
private:
explicit StringStyleValue(FlyString const& string)
: StyleValueWithDefaultOperators(Type::String)
, m_string(string)
{
}
FlyString m_string;
};
}