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/*
* Copyright (C) 2024-2025 Samuel Weinig <sam@webkit.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include "CSSTextShadow.h"
#include "StyleColor.h"
#include "StylePrimitiveNumericTypes.h"
#include "StyleShadow.h"
namespace WebCore {
namespace Style {
struct TextShadow {
Color color;
SpaceSeparatedPoint<Length<>> location;
Length<CSS::Nonnegative> blur;
bool operator==(const TextShadow&) const = default;
};
template<size_t I> const auto& get(const TextShadow& value)
{
if constexpr (!I)
return value.color;
else if constexpr (I == 1)
return value.location;
else if constexpr (I == 2)
return value.blur;
}
// <text-shadow-list> = <single-text-shadow>#
using TextShadowList = ShadowList<TextShadow>;
// <'text-shadow'> = none | <text-list>
// https://www.w3.org/TR/css-text-decor-3/#propdef-text-shadow
using TextShadows = Shadows<TextShadow>;
// MARK: - Conversions
template<> struct ToCSS<TextShadow> { auto operator()(const TextShadow&, const RenderStyle&) -> CSS::TextShadow; };
template<> struct ToStyle<CSS::TextShadow> { auto operator()(const CSS::TextShadow&, const BuilderState&) -> TextShadow; };
// `TextShadowList` is special-cased to return a `CSSTextShadowPropertyValue`.
template<> struct CSSValueCreation<TextShadowList> { Ref<CSSValue> operator()(CSSValuePool&, const RenderStyle&, const TextShadowList&); };
template<> struct CSSValueConversion<TextShadows> { auto operator()(BuilderState&, const CSSValue&) -> TextShadows; };
// MARK: - Serialization
template<> struct Serialize<TextShadowList> { void operator()(StringBuilder&, const CSS::SerializationContext&, const RenderStyle&, const TextShadowList&); };
// MARK: - Blending
template<> struct Blending<TextShadow> {
auto blend(const TextShadow&, const TextShadow&, const RenderStyle&, const RenderStyle&, const BlendingContext&) -> TextShadow;
};
// MARK: - Shadow-specific Interfaces
constexpr ShadowStyle shadowStyle(const TextShadow&)
{
return ShadowStyle::Normal;
}
constexpr bool isInset(const TextShadow&)
{
return false;
}
constexpr LayoutUnit paintingSpread(const TextShadow&)
{
return LayoutUnit();
}
} // namespace Style
} // namespace WebCore
DEFINE_SPACE_SEPARATED_TUPLE_LIKE_CONFORMANCE(WebCore::Style::TextShadow, 3)
DEFINE_VARIANT_LIKE_CONFORMANCE(WebCore::Style::TextShadows)
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