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/*
* Copyright (C) Research In Motion Limited 2009-2010. All rights reserved.
* Copyright (C) 2021, 2022, 2023 Igalia S.L.
*
* 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 "ImageBuffer.h"
#include "RenderSVGResourceContainer.h"
#include "SVGUnitTypes.h"
#include <wtf/HashMap.h>
namespace WebCore {
class GraphicsContext;
class SVGMaskElement;
class RenderSVGResourceMasker final : public RenderSVGResourceContainer {
WTF_MAKE_TZONE_OR_ISO_ALLOCATED(RenderSVGResourceMasker);
WTF_OVERRIDE_DELETE_FOR_CHECKED_PTR(RenderSVGResourceMasker);
public:
RenderSVGResourceMasker(SVGMaskElement&, RenderStyle&&);
virtual ~RenderSVGResourceMasker();
inline SVGMaskElement& maskElement() const;
inline Ref<SVGMaskElement> protectedMaskElement() const;
void applyMask(PaintInfo&, const RenderLayerModelObject& targetRenderer, const LayoutPoint& adjustedPaintOffset);
FloatRect resourceBoundingBox(const RenderObject&, RepaintRectCalculation);
inline SVGUnitTypes::SVGUnitType maskUnits() const;
inline SVGUnitTypes::SVGUnitType maskContentUnits() const;
void invalidateMask()
{
m_masker.clear();
}
void removeReferencingCSSClient(const RenderElement&) final;
bool drawContentIntoContext(GraphicsContext&, const FloatRect& objectBoundingBox);
bool drawContentIntoContext(GraphicsContext&, const FloatRect& destinationRect, const FloatRect& sourceRect, ImagePaintingOptions);
private:
void element() const = delete;
ASCIILiteral renderName() const final { return "RenderSVGResourceMasker"_s; }
UncheckedKeyHashMap<SingleThreadWeakRef<const RenderLayerModelObject>, RefPtr<ImageBuffer>> m_masker;
};
}
SPECIALIZE_TYPE_TRAITS_RENDER_OBJECT(RenderSVGResourceMasker, isRenderSVGResourceMasker())
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