RenderSVGImage.h   [plain text]


/*
    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.

    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 "RenderImage.h"
#include "SVGPreserveAspectRatio.h"
#include "SVGRenderSupport.h"

namespace WebCore {

class SVGImageElement;

class RenderSVGImage : public RenderImage, protected SVGRenderBase {
public:
    RenderSVGImage(SVGImageElement*);

    virtual void setNeedsTransformUpdate() { m_needsTransformUpdate = true; }

private:
    virtual const char* renderName() const { return "RenderSVGImage"; }
    virtual bool isSVGImage() const { return true; }

    virtual const AffineTransform& localToParentTransform() const { return m_localTransform; }

    virtual FloatRect objectBoundingBox() const;
    virtual FloatRect strokeBoundingBox() const { return m_localBounds; }
    virtual FloatRect repaintRectInLocalCoordinates() const;

    virtual IntRect clippedOverflowRectForRepaint(RenderBoxModelObject* repaintContainer);
    virtual void computeRectForRepaint(RenderBoxModelObject* repaintContainer, IntRect&, bool fixed = false);

    virtual void mapLocalToContainer(RenderBoxModelObject* repaintContainer, bool useTransforms, bool fixed, TransformState&) const;

    virtual void absoluteRects(Vector<IntRect>&, int tx, int ty);
    virtual void absoluteQuads(Vector<FloatQuad>&);
    virtual void addFocusRingRects(Vector<IntRect>&, int tx, int ty);

    virtual void imageChanged(WrappedImagePtr, const IntRect* = 0);
    
    virtual void layout();
    virtual void paint(PaintInfo&, int parentX, int parentY);

    virtual void destroy();

    virtual bool requiresLayer() const { return false; }

    virtual bool nodeAtFloatPoint(const HitTestRequest&, HitTestResult&, const FloatPoint& pointInParent, HitTestAction);
    virtual bool nodeAtPoint(const HitTestRequest&, HitTestResult&, int x, int y, int tx, int ty, HitTestAction);

    virtual AffineTransform localTransform() const { return m_localTransform; }

    bool m_needsTransformUpdate : 1;
    AffineTransform m_localTransform;
    FloatRect m_localBounds;
    mutable FloatRect m_cachedLocalRepaintRect;
};

} // namespace WebCore

#endif // ENABLE(SVG)
#endif // RenderSVGImage_h

// vim:ts=4:noet