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      1 /*
      2  * Copyright (C) 2004, 2005, 2006, 2008 Nikolas Zimmermann <zimmermann (at) kde.org>
      3  * Copyright (C) 2004, 2005, 2006 Rob Buis <buis (at) kde.org>
      4  *
      5  * This library is free software; you can redistribute it and/or
      6  * modify it under the terms of the GNU Library General Public
      7  * License as published by the Free Software Foundation; either
      8  * version 2 of the License, or (at your option) any later version.
      9  *
     10  * This library is distributed in the hope that it will be useful,
     11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
     12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     13  * Library General Public License for more details.
     14  *
     15  * You should have received a copy of the GNU Library General Public License
     16  * along with this library; see the file COPYING.LIB.  If not, write to
     17  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     18  * Boston, MA 02110-1301, USA.
     19  */
     20 
     21 #ifndef SVGImageElement_h
     22 #define SVGImageElement_h
     23 
     24 #include "core/SVGNames.h"
     25 #include "core/svg/SVGAnimatedBoolean.h"
     26 #include "core/svg/SVGAnimatedLength.h"
     27 #include "core/svg/SVGAnimatedPreserveAspectRatio.h"
     28 #include "core/svg/SVGGraphicsElement.h"
     29 #include "core/svg/SVGImageLoader.h"
     30 #include "core/svg/SVGURIReference.h"
     31 
     32 namespace blink {
     33 
     34 class SVGImageElement FINAL : public SVGGraphicsElement,
     35                               public SVGURIReference {
     36     DEFINE_WRAPPERTYPEINFO();
     37 public:
     38     DECLARE_NODE_FACTORY(SVGImageElement);
     39     virtual void trace(Visitor*) OVERRIDE;
     40 
     41     bool currentFrameHasSingleSecurityOrigin() const;
     42 
     43     SVGAnimatedLength* x() const { return m_x.get(); }
     44     SVGAnimatedLength* y() const { return m_y.get(); }
     45     SVGAnimatedLength* width() const { return m_width.get(); }
     46     SVGAnimatedLength* height() const { return m_height.get(); }
     47     SVGAnimatedPreserveAspectRatio* preserveAspectRatio() { return m_preserveAspectRatio.get(); }
     48 
     49 private:
     50     explicit SVGImageElement(Document&);
     51 
     52     virtual bool isStructurallyExternal() const OVERRIDE { return !hrefString().isNull(); }
     53 
     54     bool isSupportedAttribute(const QualifiedName&);
     55     virtual void parseAttribute(const QualifiedName&, const AtomicString&) OVERRIDE;
     56     virtual bool isPresentationAttribute(const QualifiedName&) const OVERRIDE;
     57     virtual void collectStyleForPresentationAttribute(const QualifiedName&, const AtomicString&, MutableStylePropertySet*) OVERRIDE;
     58     virtual void svgAttributeChanged(const QualifiedName&) OVERRIDE;
     59 
     60     virtual void attach(const AttachContext& = AttachContext()) OVERRIDE;
     61     virtual InsertionNotificationRequest insertedInto(ContainerNode*) OVERRIDE;
     62 
     63     virtual RenderObject* createRenderer(RenderStyle*) OVERRIDE;
     64 
     65     virtual const AtomicString imageSourceURL() const OVERRIDE;
     66 
     67     virtual bool haveLoadedRequiredResources() OVERRIDE;
     68 
     69     virtual bool selfHasRelativeLengths() const OVERRIDE;
     70     virtual void didMoveToNewDocument(Document& oldDocument) OVERRIDE;
     71     SVGImageLoader& imageLoader() { return *m_imageLoader; }
     72 
     73     RefPtr<SVGAnimatedLength> m_x;
     74     RefPtr<SVGAnimatedLength> m_y;
     75     RefPtr<SVGAnimatedLength> m_width;
     76     RefPtr<SVGAnimatedLength> m_height;
     77     RefPtr<SVGAnimatedPreserveAspectRatio> m_preserveAspectRatio;
     78 
     79     OwnPtrWillBeMember<SVGImageLoader> m_imageLoader;
     80     bool m_needsLoaderURIUpdate : 1;
     81 };
     82 
     83 } // namespace blink
     84 
     85 #endif // SVGImageElement_h
     86