svggelement.h

linux下开源浏览器WebKit的源码,市面上的很多商用浏览器都是移植自WebKit

/*
    Copyright (C) 2004, 2005, 2007, 2008 Nikolas Zimmermann <[e-mail]>
                  2004, 2005, 2006 Rob Buis <[e-mail]>

    This file is part of the KDE project

    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 SVGGElement_h
#define SVGGElement_h

#if ENABLE(SVG)
#include "SVGExternalResourcesRequired.h"
#include "SVGLangSpace.h"
#include "SVGStyledTransformableElement.h"
#include "SVGTests.h"

namespace WebCore {

    class SVGGElement : public SVGStyledTransformableElement,
                        public SVGTests,
                        public SVGLangSpace,
                        public SVGExternalResourcesRequired {
    public:
        SVGGElement(const QualifiedName&, Document*);
        virtual ~SVGGElement();

        virtual bool isValid() const { return SVGTests::isValid(); }

        virtual void parseMappedAttribute(MappedAttribute*);
        virtual void svgAttributeChanged(const QualifiedName&);
        virtual void childrenChanged(bool changedByParser = false, Node* beforeChange = 0, Node* afterChange = 0, int childCountDelta = 0);

        virtual RenderObject* createRenderer(RenderArena*, RenderStyle*);

    protected:
        virtual const SVGElement* contextElement() const { return this; }

    private:
        friend class SVGUseElement;
        TransformationMatrix localMatrix() const;
    };

} // namespace WebCore

#endif // ENABLE(SVG)
#endif