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55 lines
2.3 KiB
C++
55 lines
2.3 KiB
C++
/*
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* Copyright (c) 2024, 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 <LibWeb/CSS/StyleValues/ColorStyleValue.h>
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#include <LibWeb/CSS/StyleValues/NumberStyleValue.h>
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namespace Web::CSS {
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// https://drafts.css-houdini.org/css-typed-om-1/#cssrgb
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class CSSRGB final : public ColorStyleValue {
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public:
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static ValueComparingNonnullRefPtr<CSSRGB const> create(ValueComparingNonnullRefPtr<StyleValue const> r, ValueComparingNonnullRefPtr<StyleValue const> g, ValueComparingNonnullRefPtr<StyleValue const> b, ValueComparingRefPtr<StyleValue const> alpha, ColorSyntax color_syntax, Optional<FlyString> name = {})
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{
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// alpha defaults to 1
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if (!alpha)
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return adopt_ref(*new (nothrow) CSSRGB(move(r), move(g), move(b), NumberStyleValue::create(1), color_syntax, name));
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return adopt_ref(*new (nothrow) CSSRGB(move(r), move(g), move(b), alpha.release_nonnull(), color_syntax, name));
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}
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virtual ~CSSRGB() override = default;
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StyleValue const& r() const { return *m_properties.r; }
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StyleValue const& g() const { return *m_properties.g; }
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StyleValue const& b() const { return *m_properties.b; }
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StyleValue const& alpha() const { return *m_properties.alpha; }
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virtual Optional<Color> to_color(ColorResolutionContext) const override;
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virtual String to_string(SerializationMode) const override;
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virtual bool equals(StyleValue const& other) const override;
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private:
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CSSRGB(ValueComparingNonnullRefPtr<StyleValue const> r, ValueComparingNonnullRefPtr<StyleValue const> g, ValueComparingNonnullRefPtr<StyleValue const> b, ValueComparingNonnullRefPtr<StyleValue const> alpha, ColorSyntax color_syntax, Optional<FlyString> name = {})
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: ColorStyleValue(ColorType::RGB, color_syntax)
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, m_properties { .r = move(r), .g = move(g), .b = move(b), .alpha = move(alpha), .name = name }
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{
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}
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struct Properties {
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ValueComparingNonnullRefPtr<StyleValue const> r;
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ValueComparingNonnullRefPtr<StyleValue const> g;
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ValueComparingNonnullRefPtr<StyleValue const> b;
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ValueComparingNonnullRefPtr<StyleValue const> alpha;
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Optional<FlyString> name;
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bool operator==(Properties const&) const = default;
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} m_properties;
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};
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}
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