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/*
* Copyright (C) 2004, 2005, 2008 Nikolas Zimmermann <zimmermann@kde.org>
* Copyright (C) 2004, 2005, 2006, 2007 Rob Buis <buis@kde.org>
* Copyright (C) 2014 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 SVGGraphicsElement_h
#define SVGGraphicsElement_h
#include "core/svg/SVGAnimatedTransformList.h"
#include "core/svg/SVGElement.h"
#include "core/svg/SVGRectTearOff.h"
#include "core/svg/SVGTests.h"
namespace WebCore {
class AffineTransform;
class Path;
class SVGMatrixTearOff;
class SVGGraphicsElement : public SVGElement, public SVGTests {
public:
virtual ~SVGGraphicsElement();
enum StyleUpdateStrategy { AllowStyleUpdate, DisallowStyleUpdate };
AffineTransform getCTM(StyleUpdateStrategy = AllowStyleUpdate);
AffineTransform getScreenCTM(StyleUpdateStrategy = AllowStyleUpdate);
PassRefPtr<SVGMatrixTearOff> getCTMFromJavascript();
PassRefPtr<SVGMatrixTearOff> getScreenCTMFromJavascript();
PassRefPtr<SVGMatrixTearOff> getTransformToElement(SVGElement*, ExceptionState&);
SVGElement* nearestViewportElement() const;
SVGElement* farthestViewportElement() const;
virtual AffineTransform localCoordinateSpaceTransform(SVGElement::CTMScope) const OVERRIDE { return animatedLocalTransform(); }
virtual AffineTransform animatedLocalTransform() const;
virtual AffineTransform* supplementalTransform() OVERRIDE;
virtual FloatRect getBBox();
PassRefPtr<SVGRectTearOff> getBBoxFromJavascript();
// "base class" methods for all the elements which render as paths
virtual void toClipPath(Path&);
virtual RenderObject* createRenderer(RenderStyle*) OVERRIDE;
virtual bool isValid() const OVERRIDE FINAL { return SVGTests::isValid(); }
SVGAnimatedTransformList* transform() { return m_transform.get(); }
const SVGAnimatedTransformList* transform() const { return m_transform.get(); }
AffineTransform computeCTM(SVGElement::CTMScope mode, SVGGraphicsElement::StyleUpdateStrategy,
const SVGGraphicsElement* ancestor = 0) const;
protected:
SVGGraphicsElement(const QualifiedName&, Document&, ConstructionType = CreateSVGElement);
virtual bool supportsFocus() const OVERRIDE { return Element::supportsFocus() || hasFocusEventListeners(); }
bool isSupportedAttribute(const QualifiedName&);
virtual void parseAttribute(const QualifiedName&, const AtomicString&) OVERRIDE;
virtual void svgAttributeChanged(const QualifiedName&) OVERRIDE;
RefPtr<SVGAnimatedTransformList> m_transform;
private:
virtual bool isSVGGraphicsElement() const OVERRIDE FINAL { return true; }
// Used by <animateMotion>
OwnPtr<AffineTransform> m_supplementalTransform;
};
inline bool isSVGGraphicsElement(const Node& node)
{
return node.isSVGElement() && toSVGElement(node).isSVGGraphicsElement();
}
DEFINE_ELEMENT_TYPE_CASTS_WITH_FUNCTION(SVGGraphicsElement);
} // namespace WebCore
#endif // SVGGraphicsElement_h
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