ladybird/Libraries/LibWeb/CSS/StyleValues/CSSLabLike.h
Sam Atkins 6cad3f1921 LibWeb/CSS: Rename CSSColorValue -> ColorStyleValue
The typed-om class will be a separate thing.
2025-08-08 15:19:03 +01:00

75 lines
3 KiB
C++

/*
* Copyright (c) 2024, Sam Atkins <sam@ladybird.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <LibWeb/CSS/StyleValues/ColorStyleValue.h>
#include <LibWeb/CSS/StyleValues/NumberStyleValue.h>
namespace Web::CSS {
class CSSLabLike : public ColorStyleValue {
public:
template<typename T>
static ValueComparingNonnullRefPtr<T const> create(ValueComparingNonnullRefPtr<StyleValue const> l, ValueComparingNonnullRefPtr<StyleValue const> a, ValueComparingNonnullRefPtr<StyleValue const> b, ValueComparingRefPtr<StyleValue const> alpha = {})
{
// alpha defaults to 1
if (!alpha)
alpha = NumberStyleValue::create(1);
return adopt_ref(*new (nothrow) T({}, move(l), move(a), move(b), alpha.release_nonnull()));
}
virtual ~CSSLabLike() override = default;
StyleValue const& l() const { return *m_properties.l; }
StyleValue const& a() const { return *m_properties.a; }
StyleValue const& b() const { return *m_properties.b; }
StyleValue const& alpha() const { return *m_properties.alpha; }
virtual bool equals(StyleValue const& other) const override;
protected:
CSSLabLike(ColorType color_type, ValueComparingNonnullRefPtr<StyleValue const> l, ValueComparingNonnullRefPtr<StyleValue const> a, ValueComparingNonnullRefPtr<StyleValue const> b, ValueComparingNonnullRefPtr<StyleValue const> alpha)
: ColorStyleValue(color_type, ColorSyntax::Modern)
, m_properties { .l = move(l), .a = move(a), .b = move(b), .alpha = move(alpha) }
{
}
struct Properties {
ValueComparingNonnullRefPtr<StyleValue const> l;
ValueComparingNonnullRefPtr<StyleValue const> a;
ValueComparingNonnullRefPtr<StyleValue const> b;
ValueComparingNonnullRefPtr<StyleValue const> alpha;
bool operator==(Properties const&) const = default;
} m_properties;
};
// https://drafts.css-houdini.org/css-typed-om-1/#cssoklab
class CSSOKLab final : public CSSLabLike {
public:
virtual Optional<Color> to_color(ColorResolutionContext) const override;
virtual String to_string(SerializationMode) const override;
CSSOKLab(Badge<CSSLabLike>, ValueComparingNonnullRefPtr<StyleValue const> l, ValueComparingNonnullRefPtr<StyleValue const> a, ValueComparingNonnullRefPtr<StyleValue const> b, ValueComparingNonnullRefPtr<StyleValue const> alpha)
: CSSLabLike(ColorType::OKLab, move(l), move(a), move(b), move(alpha))
{
}
};
// https://drafts.css-houdini.org/css-typed-om-1/#csslab
class CSSLab final : public CSSLabLike {
public:
virtual Optional<Color> to_color(ColorResolutionContext) const override;
virtual String to_string(SerializationMode) const override;
CSSLab(Badge<CSSLabLike>, ValueComparingNonnullRefPtr<StyleValue const> l, ValueComparingNonnullRefPtr<StyleValue const> a, ValueComparingNonnullRefPtr<StyleValue const> b, ValueComparingNonnullRefPtr<StyleValue const> alpha)
: CSSLabLike(ColorType::Lab, move(l), move(a), move(b), move(alpha))
{
}
};
}