SVGDocumentExtensions.h [plain text]
#ifndef SVGDocumentExtensions_h
#define SVGDocumentExtensions_h
#if ENABLE(SVG)
#include <memory>
#include <wtf/HashSet.h>
#include <wtf/HashMap.h>
#include "StringHash.h"
#include "StringImpl.h"
#include "SVGAnimatedTemplate.h"
namespace WebCore {
class Document;
class EventListener;
class Node;
class String;
class SVGElementInstance;
class SVGStyledElement;
class SVGSVGElement;
class SVGDocumentExtensions {
public:
SVGDocumentExtensions(Document*);
~SVGDocumentExtensions();
void addTimeContainer(SVGSVGElement*);
void removeTimeContainer(SVGSVGElement*);
void startAnimations();
void pauseAnimations();
void unpauseAnimations();
void reportWarning(const String&);
void reportError(const String&);
private:
Document* m_doc; HashSet<SVGSVGElement*> m_timeContainers; HashMap<String, HashSet<SVGStyledElement*>*> m_pendingResources;
SVGDocumentExtensions(const SVGDocumentExtensions&);
SVGDocumentExtensions& operator=(const SVGDocumentExtensions&);
template<typename ValueType>
HashMap<const SVGElement*, HashMap<StringImpl*, ValueType>*>* baseValueMap() const
{
static HashMap<const SVGElement*, HashMap<StringImpl*, ValueType>*>* s_baseValueMap = new HashMap<const SVGElement*, HashMap<StringImpl*, ValueType>*>();
return s_baseValueMap;
}
public:
void addPendingResource(const AtomicString& id, SVGStyledElement*);
bool isPendingResource(const AtomicString& id) const;
std::auto_ptr<HashSet<SVGStyledElement*> > removePendingResource(const AtomicString& id);
template<typename ValueType>
ValueType baseValue(const SVGElement* element, const AtomicString& propertyName) const
{
HashMap<StringImpl*, ValueType>* propertyMap = baseValueMap<ValueType>()->get(element);
if (propertyMap)
return propertyMap->get(propertyName.impl());
return SVGAnimatedTypeValue<ValueType>::null();
}
template<typename ValueType>
void setBaseValue(const SVGElement* element, const AtomicString& propertyName, ValueType newValue)
{
HashMap<StringImpl*, ValueType>* propertyMap = baseValueMap<ValueType>()->get(element);
if (!propertyMap) {
propertyMap = new HashMap<StringImpl*, ValueType>();
baseValueMap<ValueType>()->set(element, propertyMap);
}
propertyMap->set(propertyName.impl(), newValue);
}
template<typename ValueType>
void removeBaseValue(const SVGElement* element, const AtomicString& propertyName)
{
HashMap<StringImpl*, ValueType>* propertyMap = baseValueMap<ValueType>()->get(element);
if (!propertyMap)
return;
propertyMap->remove(propertyName.impl());
}
template<typename ValueType>
bool hasBaseValue(const SVGElement* element, const AtomicString& propertyName) const
{
HashMap<StringImpl*, ValueType>* propertyMap = baseValueMap<ValueType>()->get(element);
if (propertyMap)
return propertyMap->contains(propertyName.impl());
return false;
}
};
}
#endif // ENABLE(SVG)
#endif