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SVGStyledTransformableElement.h

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00001 /*
00002     Copyright (C) 2004, 2005, 2008 Nikolas Zimmermann <zimmermann@kde.org>
00003                   2004, 2005, 2006, 2007 Rob Buis <buis@kde.org>
00004 
00005     This file is part of the KDE project
00006 
00007     This library is free software; you can redistribute it and/or
00008     modify it under the terms of the GNU Library General Public
00009     License as published by the Free Software Foundation; either
00010     version 2 of the License, or (at your option) any later version.
00011 
00012     This library is distributed in the hope that it will be useful,
00013     but WITHOUT ANY WARRANTY; without even the implied warranty of
00014     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00015     Library General Public License for more details.
00016 
00017     You should have received a copy of the GNU Library General Public License
00018     along with this library; see the file COPYING.LIB.  If not, write to
00019     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00020     Boston, MA 02110-1301, USA.
00021 */
00022 
00023 #ifndef SVGStyledTransformableElement_h
00024 #define SVGStyledTransformableElement_h
00025 
00026 #if ENABLE(SVG)
00027 #include "SVGStyledLocatableElement.h"
00028 #include "SVGTransformable.h"
00029 #include "wtf/OwnPtr.h"
00030 
00031 namespace WebCore {
00032 
00033     class AffineTransform;
00034     class SVGTransformList;
00035 
00036     class SVGStyledTransformableElement : public SVGStyledLocatableElement,
00037                                           public SVGTransformable {
00038     public:
00039         SVGStyledTransformableElement(const QualifiedName&, Document*);
00040         virtual ~SVGStyledTransformableElement();
00041         
00042         virtual bool isStyledTransformable() const { return true; }
00043 
00044         virtual AffineTransform getCTM() const;
00045         virtual AffineTransform getScreenCTM() const;
00046         virtual SVGElement* nearestViewportElement() const;
00047         virtual SVGElement* farthestViewportElement() const;
00048         
00049         virtual AffineTransform animatedLocalTransform() const;
00050         virtual AffineTransform* supplementalTransform();
00051 
00052         virtual FloatRect getBBox() const;
00053 
00054         virtual void parseMappedAttribute(MappedAttribute*);
00055         bool isKnownAttribute(const QualifiedName&);
00056 
00057         // "base class" methods for all the elements which render as paths
00058         virtual Path toPathData() const { return Path(); }
00059         virtual Path toClipPath() const { return toPathData(); }
00060         virtual RenderObject* createRenderer(RenderArena*, RenderStyle*);
00061 
00062     protected:
00063         ANIMATED_PROPERTY_DECLARATIONS(SVGStyledTransformableElement, SVGTransformList*, RefPtr<SVGTransformList>, Transform, transform)
00064     private:
00065         // Used by <animateMotion>
00066         OwnPtr<AffineTransform> m_supplementalTransform;
00067     };
00068 
00069 } // namespace WebCore
00070 
00071 #endif // ENABLE(SVG)
00072 #endif // SVGStyledTransformableElement_h

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