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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.
52 lines
1.7 KiB
C++
52 lines
1.7 KiB
C++
/*
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* Copyright (c) 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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#include "TextIndentStyleValue.h"
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namespace Web::CSS {
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ValueComparingNonnullRefPtr<TextIndentStyleValue const> TextIndentStyleValue::create(NonnullRefPtr<StyleValue const> length_percentage, Hanging hanging, EachLine each_line)
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{
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return adopt_ref(*new (nothrow) TextIndentStyleValue(move(length_percentage), hanging, each_line));
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}
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TextIndentStyleValue::TextIndentStyleValue(NonnullRefPtr<StyleValue const> length_percentage, Hanging hanging, EachLine each_line)
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: StyleValueWithDefaultOperators(Type::TextIndent)
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, m_length_percentage(move(length_percentage))
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, m_hanging(hanging == Hanging::Yes)
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, m_each_line(each_line == EachLine::Yes)
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{
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}
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TextIndentStyleValue::~TextIndentStyleValue() = default;
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void TextIndentStyleValue::serialize(StringBuilder& builder, SerializationMode mode) const
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{
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m_length_percentage->serialize(builder, mode);
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if (m_each_line)
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builder.append(" each-line"sv);
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if (m_hanging)
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builder.append(" hanging"sv);
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}
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ValueComparingNonnullRefPtr<StyleValue const> TextIndentStyleValue::absolutized(ComputationContext const& context) const
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{
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auto new_length_percentage = m_length_percentage->absolutized(context);
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if (new_length_percentage->equals(m_length_percentage))
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return *this;
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return create(move(new_length_percentage),
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m_hanging ? Hanging::Yes : Hanging::No,
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m_each_line ? EachLine::Yes : EachLine::No);
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}
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bool TextIndentStyleValue::properties_equal(TextIndentStyleValue const& other) const
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{
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return m_length_percentage == other.m_length_percentage
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&& m_each_line == other.m_each_line
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&& m_hanging == other.m_hanging;
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}
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}
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