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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,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* 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 <WebCore/RenderStyleConstants.h>
#include <WebCore/StyleValueTypes.h>
namespace WebCore {
namespace Style {
// <repeat-style> = repeat-x@(alias=[repeat no-repeat]) | repeat-y@(alias=[no-repeat repeat]) | [repeat | space | round | no-repeat]{1,2}
// https://www.w3.org/TR/css-backgrounds-3/#typedef-repeat-style
struct RepeatStyle {
MinimallySerializingSpaceSeparatedPoint<FillRepeat> values;
FillRepeat x() const { return values.x(); }
FillRepeat y() const { return values.y(); }
template<typename... F> decltype(auto) switchOn(F&&... f) const
{
auto visitor = WTF::makeVisitor(std::forward<F>(f)...);
if (x() == y())
return visitor(x());
if (x() == FillRepeat::Repeat && y() == FillRepeat::NoRepeat)
return visitor(CSS::Keyword::RepeatX { });
if (x() == FillRepeat::NoRepeat && y() == FillRepeat::Repeat)
return visitor(CSS::Keyword::RepeatY { });
return visitor(values);
}
bool operator==(const RepeatStyle&) const = default;
bool operator==(FillRepeat other) const { return x() == other && y() == other; }
};
// MARK: - Conversion
template<> struct CSSValueConversion<RepeatStyle> { auto operator()(BuilderState&, const CSSValue&) -> RepeatStyle; };
} // namespace Style
} // namespace WebCore
DEFINE_VARIANT_LIKE_CONFORMANCE(WebCore::Style::RepeatStyle)
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