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/*
Copyright (C) 2004, 2005, 2006, 2008 Nikolas Zimmermann <zimmermann@kde.org>
2004, 2005, 2006 Rob Buis <buis@kde.org>
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 SVGElement_h
#define SVGElement_h
#if ENABLE(SVG)
#include "StyledElement.h"
#include "SVGAnimatedProperty.h"
#include "SVGNames.h"
namespace WebCore {
class TransformationMatrix;
class CSSCursorImageValue;
class Document;
class SVGCursorElement;
class SVGDocumentExtensions;
class SVGElementInstance;
class SVGSVGElement;
class SVGElement : public StyledElement {
public:
SVGElement(const QualifiedName&, Document*);
virtual ~SVGElement();
virtual bool isSVGElement() const { return true; }
virtual bool isSupported(StringImpl* feature, StringImpl* version) const;
String id() const;
void setId(const String&, ExceptionCode&);
String xmlbase() const;
void setXmlbase(const String&, ExceptionCode&);
SVGSVGElement* ownerSVGElement() const;
SVGElement* viewportElement() const;
SVGDocumentExtensions* accessDocumentSVGExtensions() const;
virtual void parseMappedAttribute(MappedAttribute*);
virtual bool isStyled() const { return false; }
virtual bool isStyledTransformable() const { return false; }
virtual bool isStyledLocatable() const { return false; }
virtual bool isSVG() const { return false; }
virtual bool isFilterEffect() const { return false; }
virtual bool isGradientStop() const { return false; }
virtual bool isTextContent() const { return false; }
virtual bool isShadowNode() const { return m_shadowParent; }
virtual Node* shadowParentNode() { return m_shadowParent; }
void setShadowParentNode(ContainerNode* node) { m_shadowParent = node; }
virtual ContainerNode* eventParentNode();
// For SVGTests
virtual bool isValid() const { return true; }
virtual void finishParsingChildren();
virtual bool rendererIsNeeded(RenderStyle*) { return false; }
virtual bool childShouldCreateRenderer(Node*) const;
virtual void insertedIntoDocument();
virtual void buildPendingResource() { }
virtual void svgAttributeChanged(const QualifiedName&) { }
virtual void attributeChanged(Attribute*, bool preserveDecls = false);
void sendSVGLoadEventIfPossible(bool sendParentLoadEvents = false);
virtual TransformationMatrix* supplementalTransform() { return 0; }
virtual void updateAnimatedSVGAttribute(const String&) const;
virtual void setSynchronizedSVGAttributes(bool) const;
HashSet<SVGElementInstance*> instancesForElement() const;
// Inlined methods handling SVG property synchronization
void invokeSVGPropertySynchronizer(const String& name) const
{
if (m_svgPropertyMap.contains(name)) {
const SVGAnimatedPropertyBase* property = m_svgPropertyMap.get(name);
ASSERT(property);
property->synchronize();
}
}
void invokeAllSVGPropertySynchronizers() const
{
HashMap<String, const SVGAnimatedPropertyBase*>::const_iterator it = m_svgPropertyMap.begin();
const HashMap<String, const SVGAnimatedPropertyBase*>::const_iterator end = m_svgPropertyMap.end();
for (; it != end; ++it) {
const SVGAnimatedPropertyBase* property = it->second;
ASSERT(property);
property->synchronize();
}
}
void addSVGPropertySynchronizer(const QualifiedName& attrName, const SVGAnimatedPropertyBase& base) const
{
m_svgPropertyMap.set(attrName.localName(), &base);
}
void setCursorElement(SVGCursorElement* cursorElement) { m_cursorElement = cursorElement; }
void setCursorImageValue(CSSCursorImageValue* cursorImageValue) { m_cursorImageValue = cursorImageValue; }
private:
friend class SVGElementInstance;
void mapInstanceToElement(SVGElementInstance*);
void removeInstanceMapping(SVGElementInstance*);
virtual bool haveLoadedRequiredResources();
ContainerNode* m_shadowParent;
mutable HashMap<String, const SVGAnimatedPropertyBase*> m_svgPropertyMap;
SVGCursorElement* m_cursorElement;
CSSCursorImageValue* m_cursorImageValue;
HashSet<SVGElementInstance*> m_elementInstances;
};
} // namespace WebCore
#endif // ENABLE(SVG)
#endif // SVGElement_h
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