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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 "CSSBorderRadius.h"
#include "FloatRoundedRect.h"
#include "LayoutRoundedRect.h"
#include "StylePrimitiveNumericTypes.h"
namespace WebCore {
class LayoutSize;
namespace Style {
using BorderRadiusValue = MinimallySerializingSpaceSeparatedSize<LengthPercentage<CSS::Nonnegative>>;
// <'border-radius'> = <length-percentage [0,∞]>{1,4} [ / <length-percentage [0,∞]>{1,4} ]?
// https://drafts.csswg.org/css-backgrounds-3/#propdef-border-radius
struct BorderRadius : RectCorners<BorderRadiusValue> {
BorderRadius(BorderRadiusValue value)
: RectCorners<BorderRadiusValue> { value, value, value, value }
{
}
BorderRadius(BorderRadiusValue topLeft, BorderRadiusValue topRight, BorderRadiusValue bottomLeft, BorderRadiusValue bottomRight)
: RectCorners<BorderRadiusValue> { WTFMove(topLeft), WTFMove(topRight), WTFMove(bottomLeft), WTFMove(bottomRight) }
{
}
BorderRadius(RectCorners<BorderRadiusValue>&& corners)
: RectCorners<BorderRadiusValue> { WTFMove(corners) }
{
}
bool operator==(const BorderRadius&) const = default;
};
template<size_t I> const auto& get(const BorderRadius& value)
{
if constexpr (!I)
return value.topLeft();
else if constexpr (I == 1)
return value.topRight();
else if constexpr (I == 2)
return value.bottomLeft();
else if constexpr (I == 3)
return value.bottomRight();
}
// MARK: - Conversion
template<> struct ToCSS<BorderRadius> { auto operator()(const BorderRadius&, const RenderStyle&) -> CSS::BorderRadius; };
template<> struct ToStyle<CSS::BorderRadius> { auto operator()(const CSS::BorderRadius&, const BuilderState&) -> BorderRadius; };
template<> struct CSSValueConversion<BorderRadiusValue> { auto operator()(BuilderState&, const CSSValue&) -> BorderRadiusValue; };
// MARK: - Evaluation
template<> struct Evaluation<BorderRadius> {
auto operator()(const BorderRadius&, FloatSize) -> FloatRoundedRect::Radii;
auto operator()(const BorderRadius&, LayoutSize) -> LayoutRoundedRect::Radii;
};
} // namespace Style
} // namespace WebCore
DEFINE_TUPLE_LIKE_CONFORMANCE(WebCore::Style::BorderRadius, 4)
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