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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 "SVGNames.h"
     25 #include "core/svg/SVGAnimatedBoolean.h"
     26 #include "core/svg/SVGAnimatedLength.h"
     27 #include "core/svg/SVGAnimatedPreserveAspectRatio.h"
     28 #include "core/svg/SVGExternalResourcesRequired.h"
     29 #include "core/svg/SVGGraphicsElement.h"
     30 #include "core/svg/SVGImageLoader.h"
     31 #include "core/svg/SVGURIReference.h"
     32 
     33 namespace WebCore {
     34 
     35 class SVGImageElement FINAL : public SVGGraphicsElement,
     36                               public SVGExternalResourcesRequired,
     37                               public SVGURIReference {
     38 public:
     39     static PassRefPtr<SVGImageElement> create(const QualifiedName&, Document*);
     40 
     41 private:
     42     SVGImageElement(const QualifiedName&, Document*);
     43 
     44     virtual bool isValid() const { return SVGTests::isValid(); }
     45     virtual bool supportsFocus() const OVERRIDE { return hasFocusEventListeners(); }
     46 
     47     bool isSupportedAttribute(const QualifiedName&);
     48     virtual void parseAttribute(const QualifiedName&, const AtomicString&) OVERRIDE;
     49     virtual bool isPresentationAttribute(const QualifiedName&) const OVERRIDE;
     50     virtual void collectStyleForPresentationAttribute(const QualifiedName&, const AtomicString&, MutableStylePropertySet*) OVERRIDE;
     51     virtual void svgAttributeChanged(const QualifiedName&);
     52 
     53     virtual void attach(const AttachContext& = AttachContext()) OVERRIDE;
     54     virtual InsertionNotificationRequest insertedInto(ContainerNode*) OVERRIDE;
     55 
     56     virtual RenderObject* createRenderer(RenderStyle*);
     57 
     58     virtual const AtomicString& imageSourceURL() const OVERRIDE;
     59     virtual void addSubresourceAttributeURLs(ListHashSet<KURL>&) const;
     60 
     61     virtual bool haveLoadedRequiredResources();
     62 
     63     virtual bool selfHasRelativeLengths() const;
     64     virtual void didMoveToNewDocument(Document* oldDocument) OVERRIDE;
     65 
     66     BEGIN_DECLARE_ANIMATED_PROPERTIES(SVGImageElement)
     67         DECLARE_ANIMATED_LENGTH(X, x)
     68         DECLARE_ANIMATED_LENGTH(Y, y)
     69         DECLARE_ANIMATED_LENGTH(Width, width)
     70         DECLARE_ANIMATED_LENGTH(Height, height)
     71         DECLARE_ANIMATED_PRESERVEASPECTRATIO(PreserveAspectRatio, preserveAspectRatio)
     72         DECLARE_ANIMATED_STRING(Href, href)
     73         DECLARE_ANIMATED_BOOLEAN(ExternalResourcesRequired, externalResourcesRequired)
     74     END_DECLARE_ANIMATED_PROPERTIES
     75 
     76     SVGImageLoader m_imageLoader;
     77 };
     78 
     79 inline SVGImageElement* toSVGImageElement(Node* node)
     80 {
     81     ASSERT_WITH_SECURITY_IMPLICATION(!node || node->hasTagName(SVGNames::imageTag));
     82     return static_cast<SVGImageElement*>(node);
     83 }
     84 
     85 } // namespace WebCore
     86 
     87 #endif
     88