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50 lines
1.2 KiB
C++
50 lines
1.2 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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#include <LibWeb/CSS/Flex.h>
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#include <LibWeb/CSS/Percentage.h>
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#include <LibWeb/CSS/Serialize.h>
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namespace Web::CSS {
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Flex::Flex(double value, FlexUnit unit)
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: m_unit(unit)
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, m_value(value)
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{
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}
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Flex Flex::make_fr(double value)
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{
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return { value, FlexUnit::Fr };
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}
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Flex Flex::percentage_of(Percentage const& percentage) const
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{
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return Flex { percentage.as_fraction() * m_value, m_unit };
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}
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String Flex::to_string(SerializationMode serialization_mode) const
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{
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// https://drafts.csswg.org/cssom/#serialize-a-css-value
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// AD-HOC: No spec definition, so copy the other <dimension> definitions
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if (serialization_mode == SerializationMode::ResolvedValue) {
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StringBuilder builder;
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serialize_a_number(builder, to_fr());
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builder.append("fr"sv);
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return builder.to_string_without_validation();
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}
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StringBuilder builder;
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serialize_a_number(builder, raw_value());
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builder.append(unit_name());
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return builder.to_string_without_validation();
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}
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double Flex::to_fr() const
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{
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return ratio_between_units(m_unit, FlexUnit::Fr) * m_value;
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}
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}
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