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/*
* Copyright (C) 2006 Alexander Kellett <lypanov@kde.org>
* Copyright (C) 2006, 2009 Apple Inc. All rights reserved.
* Copyright (C) 2007 Rob Buis <buis@kde.org>
* Copyright (C) 2009 Google, Inc.
* Copyright (C) 2010 Patrick Gansterer <paroga@paroga.com>
*
* 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.
*/
#ifndef RenderSVGImage_h
#define RenderSVGImage_h
#if ENABLE(SVG)
#include "AffineTransform.h"
#include "FloatRect.h"
#include "RenderSVGModelObject.h"
#include "SVGPreserveAspectRatio.h"
#include "SVGRenderSupport.h"
namespace WebCore {
class RenderImageResource;
class SVGImageElement;
class RenderSVGImage : public RenderSVGModelObject {
public:
RenderSVGImage(SVGImageElement*);
virtual ~RenderSVGImage();
bool updateImageViewport();
virtual void setNeedsBoundariesUpdate() { m_needsBoundariesUpdate = true; }
virtual bool needsBoundariesUpdate() OVERRIDE { return m_needsBoundariesUpdate; }
virtual void setNeedsTransformUpdate() { m_needsTransformUpdate = true; }
RenderImageResource* imageResource() { return m_imageResource.get(); }
const RenderImageResource* imageResource() const { return m_imageResource.get(); }
// Note: Assumes the PaintInfo context has had all local transforms applied.
void paintForeground(PaintInfo&);
private:
virtual const char* renderName() const { return "RenderSVGImage"; }
virtual bool isSVGImage() const OVERRIDE { return true; }
virtual const AffineTransform& localToParentTransform() const { return m_localTransform; }
virtual FloatRect objectBoundingBox() const { return m_objectBoundingBox; }
virtual FloatRect strokeBoundingBox() const { return m_objectBoundingBox; }
virtual FloatRect repaintRectInLocalCoordinates() const { return m_repaintBoundingBox; }
virtual FloatRect repaintRectInLocalCoordinatesExcludingSVGShadow() const OVERRIDE { return m_repaintBoundingBoxExcludingShadow; }
virtual void addFocusRingRects(Vector<IntRect>&, const LayoutPoint& additionalOffset, const RenderLayerModelObject* paintContainer = 0) OVERRIDE;
virtual void imageChanged(WrappedImagePtr, const IntRect* = 0);
virtual void layout();
virtual void paint(PaintInfo&, const LayoutPoint&);
void invalidateBufferedForeground();
virtual bool nodeAtFloatPoint(const HitTestRequest&, HitTestResult&, const FloatPoint& pointInParent, HitTestAction);
virtual AffineTransform localTransform() const { return m_localTransform; }
void calculateImageViewport();
bool m_needsBoundariesUpdate : 1;
bool m_needsTransformUpdate : 1;
AffineTransform m_localTransform;
FloatRect m_objectBoundingBox;
FloatRect m_repaintBoundingBox;
FloatRect m_repaintBoundingBoxExcludingShadow;
OwnPtr<RenderImageResource> m_imageResource;
OwnPtr<ImageBuffer> m_bufferedForeground;
};
inline RenderSVGImage* toRenderSVGImage(RenderObject* object)
{
ASSERT_WITH_SECURITY_IMPLICATION(!object || object->isSVGImage());
return static_cast<RenderSVGImage*>(object);
}
inline const RenderSVGImage* toRenderSVGImage(const RenderObject* object)
{
ASSERT_WITH_SECURITY_IMPLICATION(!object || object->isSVGImage());
return static_cast<const RenderSVGImage*>(object);
}
// This will catch anyone doing an unnecessary cast.
void toRenderSVGImage(const RenderSVGImage*);
} // namespace WebCore
#endif // ENABLE(SVG)
#endif // RenderSVGImage_h
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