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/*
* Copyright (C) 2024 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 "CSSEllipseFunction.h"
#include "StylePathComputation.h"
#include "StylePosition.h"
#include "StylePrimitiveNumericTypes.h"
namespace WebCore {
namespace Style {
struct Ellipse {
using Extent = CSS::Ellipse::Extent;
using Length = Style::LengthPercentage<CSS::Nonnegative>;
using RadialSize = std::variant<Length, Extent>;
SpaceSeparatedPair<RadialSize> radii;
std::optional<Position> position;
bool operator==(const Ellipse&) const = default;
};
using EllipseFunction = FunctionNotation<CSSValueEllipse, Ellipse>;
template<size_t I> const auto& get(const Ellipse& value)
{
if constexpr (!I)
return value.radii;
else if constexpr (I == 1)
return value.position;
}
DEFINE_TYPE_MAPPING(CSS::Ellipse, Ellipse)
FloatPoint resolvePosition(const Ellipse& value, FloatSize boxSize);
FloatSize resolveRadii(const Ellipse&, FloatSize boxSize, FloatPoint center);
WebCore::Path pathForCenterCoordinate(const Ellipse&, const FloatRect&, FloatPoint);
template<> struct PathComputation<Ellipse> { WebCore::Path operator()(const Ellipse&, const FloatRect&); };
template<> struct Blending<Ellipse> {
auto canBlend(const Ellipse&, const Ellipse&) -> bool;
auto blend(const Ellipse&, const Ellipse&, const BlendingContext&) -> Ellipse;
};
} // namespace Style
} // namespace WebCore
DEFINE_TUPLE_LIKE_CONFORMANCE(WebCore::Style::Ellipse, 2)
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