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/*
* Copyright (C) 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 "StylePrimitiveNumericOrKeyword.h"
#include "StylePrimitiveNumericTypes+Conversions.h"
namespace WebCore {
namespace Style {
template<auto R, typename V, CSS::PrimitiveKeyword... Ks> struct ToCSS<PrimitiveNumericOrKeyword<LengthPercentage<R, V>, Ks...>> {
using Result = CSS::PrimitiveNumericOrKeyword<CSS::LengthPercentage<R, V>, Ks...>;
auto operator()(const PrimitiveNumericOrKeyword<LengthPercentage<R, V>, Ks...>& value, const RenderStyle& style) -> Result
{
return WTF::switchOn(value,
[&](const typename LengthPercentage<R, V>::Dimension& length) -> Result {
if constexpr (R.zoomOptions == CSS::RangeZoomOptions::Default) {
return CSS::LengthPercentageRaw<R, V> { length.unit, adjustForZoom(length.unresolvedValue(), style) };
} else if constexpr (R.zoomOptions == CSS::RangeZoomOptions::Unzoomed) {
if (evaluationTimeZoomEnabled(style))
return CSS::LengthPercentageRaw<R, V> { length.unit, length.unresolvedValue() };
return CSS::LengthPercentageRaw<R, V> { length.unit, adjustForZoom(length.unresolvedValue(), style) };
}
},
[&](const typename LengthPercentage<R, V>::Percentage& percentage) -> Result {
return CSS::LengthPercentageRaw<R, V> { percentage.unit, percentage.value };
},
[&](const typename LengthPercentage<R, V>::Calc& calculation) -> Result {
return CSS::UnevaluatedCalc<CSS::LengthPercentageRaw<R, V>> { makeCalc(calculation.protectedCalculation(), style) };
},
[&]<CSSValueID Id>(const Constant<Id>& identifier) -> Result {
return toCSS(identifier, style);
}
);
}
};
template<CSS::Numeric N, CSS::PrimitiveKeyword... Ks> struct ToStyle<CSS::PrimitiveNumericOrKeyword<N, Ks...>> {
using From = CSS::PrimitiveNumericOrKeyword<N, Ks...>;
using To = typename ToStyleMapping<From>::type;
template<typename... Rest> auto operator()(const From& value, Rest&&... rest) -> To
{
return WTF::switchOn(value, [&](const auto& value) -> To { return toStyle(value, std::forward<Rest>(rest)...); });
}
// Implement `BuilderState` overload to explicitly forward to the `CSSToLengthConversionData` overload.
template<typename... Rest> auto operator()(const From& value, const BuilderState& state, Rest&&... rest) -> To
{
return toStyle(value, conversionData<typename N::Raw>(state), std::forward<Rest>(rest)...);
}
};
} // namespace Style
} // namespace WebCore
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