76 lines
3.1 KiB
C++
76 lines
3.1 KiB
C++
/*
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* Copyright (C) 2006 Nikolas Zimmermann <zimmermann@kde.org>
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* Copyright (C) Research In Motion Limited 2010. All rights reserved.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public License
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* along with this library; see the file COPYING.LIB. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#pragma once
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#include "ImageBuffer.h"
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#include "Pattern.h"
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#include "PatternAttributes.h"
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#include "RenderSVGResourceContainer.h"
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#include "SVGPatternElement.h"
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#include <memory>
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#include <wtf/IsoMallocInlines.h>
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#include <wtf/HashMap.h>
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namespace WebCore {
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struct PatternData {
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WTF_MAKE_FAST_ALLOCATED;
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public:
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RefPtr<Pattern> pattern;
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AffineTransform transform;
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};
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class RenderSVGResourcePattern final : public RenderSVGResourceContainer {
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WTF_MAKE_ISO_ALLOCATED(RenderSVGResourcePattern);
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public:
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RenderSVGResourcePattern(SVGPatternElement&, RenderStyle&&);
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SVGPatternElement& patternElement() const;
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void removeAllClientsFromCache(bool markForInvalidation = true) override;
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void removeClientFromCache(RenderElement&, bool markForInvalidation = true) override;
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bool applyResource(RenderElement&, const RenderStyle&, GraphicsContext*&, OptionSet<RenderSVGResourceMode>) override;
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void postApplyResource(RenderElement&, GraphicsContext*&, OptionSet<RenderSVGResourceMode>, const Path*, const RenderSVGShape*) override;
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FloatRect resourceBoundingBox(const RenderObject&) override { return FloatRect(); }
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RenderSVGResourceType resourceType() const override { return PatternResourceType; }
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void collectPatternAttributes(PatternAttributes&) const;
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private:
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void element() const = delete;
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const char* renderName() const override { return "RenderSVGResourcePattern"; }
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bool buildTileImageTransform(RenderElement&, const PatternAttributes&, const SVGPatternElement&, FloatRect& patternBoundaries, AffineTransform& tileImageTransform) const;
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RefPtr<ImageBuffer> createTileImage(const PatternAttributes&, const FloatRect& tileBoundaries, const FloatRect& absoluteTileBoundaries, const AffineTransform& tileImageTransform, FloatRect& clampedAbsoluteTileBoundaries, RenderingMode) const;
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PatternData* buildPattern(RenderElement&, OptionSet<RenderSVGResourceMode>, GraphicsContext&);
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PatternAttributes m_attributes;
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HashMap<RenderElement*, std::unique_ptr<PatternData>> m_patternMap;
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bool m_shouldCollectPatternAttributes { true };
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};
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} // namespace WebCore
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SPECIALIZE_TYPE_TRAITS_RENDER_SVG_RESOURCE(RenderSVGResourcePattern, PatternResourceType)
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