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 * Copyright (c) 2009, Google Inc. All rights reserved.
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 * modification, are permitted provided that the following conditions are
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 * 
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above
 * copyright notice, this list of conditions and the following disclaimer
 * in the documentation and/or other materials provided with the
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 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 * 
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 */

#ifndef RenderSVGModelObject_h
#define RenderSVGModelObject_h

#include "RenderElement.h"
#include "SVGElement.h"
#include "SVGRenderSupport.h"

namespace WebCore {

// Most renderers in the SVG rendering tree will inherit from this class
// but not all. (e.g. RenderSVGForeignObject, RenderSVGBlock) thus methods
// required by SVG renders need to be declared on RenderObject, but shared
// logic can go in this class or in SVGRenderSupport.

class SVGElement;

class RenderSVGModelObject : public RenderElement {
public:
    virtual LayoutRect clippedOverflowRectForRepaint(const RenderLayerModelObject* repaintContainer) const override;
    virtual FloatRect computeFloatRectForRepaint(const FloatRect&, const RenderLayerModelObject* repaintContainer, bool fixed = false) const override final;
    virtual LayoutRect outlineBoundsForRepaint(const RenderLayerModelObject* repaintContainer, const RenderGeometryMap*) const override final;

    virtual void absoluteRects(Vector<IntRect>&, const LayoutPoint& accumulatedOffset) const override final;
    virtual void absoluteQuads(Vector<FloatQuad>&, bool* wasFixed) const override;

    virtual void mapLocalToContainer(const RenderLayerModelObject* repaintContainer, TransformState&, MapCoordinatesFlags, bool* wasFixed) const override final;
    virtual const RenderObject* pushMappingToContainer(const RenderLayerModelObject* ancestorToStopAt, RenderGeometryMap&) const override final;
    virtual void styleDidChange(StyleDifference, const RenderStyle* oldStyle) override;

    static bool checkIntersection(RenderElement*, const FloatRect&);
    static bool checkEnclosure(RenderElement*, const FloatRect&);

    virtual FloatRect repaintRectInLocalCoordinatesExcludingSVGShadow() const { return repaintRectInLocalCoordinates(); }
    bool hasSVGShadow() const { return m_hasSVGShadow; }
    void setHasSVGShadow(bool hasShadow) { m_hasSVGShadow = hasShadow; }

    SVGElement& element() const { return downcast<SVGElement>(nodeForNonAnonymous()); }

protected:
    RenderSVGModelObject(SVGElement&, Ref<RenderStyle>&&);

    virtual void willBeDestroyed() override;

private:
    virtual bool isRenderSVGModelObject() const override final { return true; }

    // This method should never be called, SVG uses a different nodeAtPoint method
    virtual bool nodeAtPoint(const HitTestRequest&, HitTestResult&, const HitTestLocation& locationInContainer, const LayoutPoint& accumulatedOffset, HitTestAction) override;
    virtual void absoluteFocusRingQuads(Vector<FloatQuad>&) override final;
    bool m_hasSVGShadow;
};

} // namespace WebCore

SPECIALIZE_TYPE_TRAITS_RENDER_OBJECT(RenderSVGModelObject, isRenderSVGModelObject())

#endif