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/*
* Copyright (C) 2000 Lars Knoll (knoll@kde.org)
* (C) 2000 Antti Koivisto (koivisto@kde.org)
* (C) 2000 Dirk Mueller (mueller@kde.org)
* Copyright (C) 2003, 2005-2008, 2016 Apple Inc. All rights reserved.
* Copyright (C) 2020 Noam Rosenthal (noam@webkit.org)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
*/
#pragma once
#include "StyleMultiImage.h"
#include <wtf/TZoneMalloc.h>
#include <wtf/WeakHashSet.h>
namespace WebCore {
class CSSValue;
class Document;
class WeakPtrImplWithEventTargetData;
class SVGCursorElement;
enum class LoadedFromOpaqueSource : bool;
class StyleCursorImage final : public StyleMultiImage {
WTF_MAKE_TZONE_ALLOCATED(StyleCursorImage);
public:
static Ref<StyleCursorImage> create(Ref<StyleImage>&&, const std::optional<IntPoint>&, const URL&, LoadedFromOpaqueSource);
virtual ~StyleCursorImage();
bool operator==(const StyleImage&) const final;
bool equals(const StyleCursorImage&) const;
bool equalInputImages(const StyleCursorImage&) const;
bool usesDataProtocol() const final;
void cursorElementRemoved(SVGCursorElement&);
void cursorElementChanged(SVGCursorElement&);
std::optional<IntPoint> hotSpot() const { return m_hotSpot; }
private:
explicit StyleCursorImage(Ref<StyleImage>&&, const std::optional<IntPoint>& hotSpot, const URL&, LoadedFromOpaqueSource);
void setContainerContextForRenderer(const RenderElement& renderer, const FloatSize& containerSize, float containerZoom) final;
Ref<CSSValue> computedStyleValue(const RenderStyle&) const final;
ImageWithScale selectBestFitImage(const Document&) final;
RefPtr<SVGCursorElement> updateCursorElement(const Document&);
Ref<StyleImage> m_image;
std::optional<IntPoint> m_hotSpot;
URL m_originalURL;
LoadedFromOpaqueSource m_loadedFromOpaqueSource;
WeakHashSet<SVGCursorElement, WeakPtrImplWithEventTargetData> m_cursorElements;
};
} // namespace WebCore
SPECIALIZE_TYPE_TRAITS_STYLE_IMAGE(StyleCursorImage, isCursorImage)
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