50 lines
1 KiB
C++
50 lines
1 KiB
C++
/*
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* Copyright (c) 2022-2023, Sam Atkins <atkinssj@serenityos.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/String.h>
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#include <LibWeb/Forward.h>
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namespace Web::CSS {
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class Frequency {
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public:
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enum class Type {
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Hz,
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kHz
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};
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static Optional<Type> unit_from_name(StringView);
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Frequency(int value, Type type);
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Frequency(float value, Type type);
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static Frequency make_hertz(float);
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Frequency percentage_of(Percentage const&) const;
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ErrorOr<String> to_string() const;
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float to_hertz() const;
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bool operator==(Frequency const& other) const
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{
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return m_type == other.m_type && m_value == other.m_value;
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}
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private:
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StringView unit_name() const;
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Type m_type;
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float m_value { 0 };
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};
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}
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template<>
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struct AK::Formatter<Web::CSS::Frequency> : Formatter<StringView> {
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ErrorOr<void> format(FormatBuilder& builder, Web::CSS::Frequency const& frequency)
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{
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return Formatter<StringView>::format(builder, TRY(frequency.to_string()));
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}
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};
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