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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/IntPoint.h>
#include <WebCore/RenderStyleConstants.h>
#include <WebCore/StyleImage.h>
#include <WebCore/StyleValueTypes.h>
namespace WebCore {
namespace Style {
// <cursor-image> = [ <url> | <url-set> ] <number>{2}?
// https://drafts.csswg.org/css-ui-4/#typedef-cursor-cursor-image
struct CursorImage {
Ref<StyleImage> image;
IntPoint hotSpot { -1, -1 };
bool operator==(const CursorImage&) const = default;
};
using CursorImageList = CommaSeparatedRefCountedFixedVector<CursorImage>;
// <'cursor'> = <cursor-image>#? <cursor-predefined>
// https://drafts.csswg.org/css-ui-4/#propdef-cursor
struct Cursor {
using Images = std::optional<CursorImageList>;
Images images { };
CursorType predefined { CursorType::Auto };
Cursor(Images&& images, CursorType predefined)
: images { WTFMove(images) }
, predefined { predefined }
{
}
Cursor(const Images& images, CursorType predefined)
: images { images }
, predefined { predefined }
{
}
Cursor(CursorType predefined)
: predefined { predefined }
{
}
// Special constructor for use constructing initial 'auto' value.
Cursor(CSS::Keyword::Auto)
: predefined { CursorType::Auto }
{
}
bool operator==(const Cursor&) const = default;
};
template<size_t I> const auto& get(const Cursor& value)
{
if constexpr (!I)
return value.images;
else if constexpr (I == 1)
return value.predefined;
}
// MARK: - Conversion
template<> struct CSSValueConversion<Cursor> { auto operator()(BuilderState&, const CSSValue&) -> Cursor; };
template<> struct CSSValueCreation<CursorImage> { Ref<CSSValue> operator()(CSSValuePool&, const RenderStyle&, const CursorImage&); };
// MARK: - Serialization
template<> struct Serialize<CursorImage> { void operator()(StringBuilder&, const CSS::SerializationContext&, const RenderStyle&, const CursorImage&); };
// MARK: - Logging
WTF::TextStream& operator<<(WTF::TextStream&, const CursorImage&);
} // namespace Style
} // namespace WebCore
DEFINE_COMMA_SEPARATED_TUPLE_LIKE_CONFORMANCE(WebCore::Style::Cursor, 2)
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