RenderSVGResourceContainer.h [plain text]
#ifndef RenderSVGResourceContainer_h
#define RenderSVGResourceContainer_h
#if ENABLE(SVG)
#include "RenderSVGHiddenContainer.h"
#include "RenderSVGResource.h"
namespace WebCore {
class RenderLayer;
class RenderSVGResourceContainer : public RenderSVGHiddenContainer,
public RenderSVGResource {
public:
RenderSVGResourceContainer(SVGStyledElement*);
virtual ~RenderSVGResourceContainer();
virtual void layout();
virtual void styleDidChange(StyleDifference, const RenderStyle* oldStyle);
virtual bool isSVGResourceContainer() const { return true; }
virtual RenderSVGResourceContainer* toRenderSVGResourceContainer() { return this; }
static bool shouldTransformOnTextPainting(RenderObject*, AffineTransform&);
static AffineTransform transformOnNonScalingStroke(RenderObject*, const AffineTransform& resourceTransform);
void idChanged();
void addClientRenderLayer(RenderLayer*);
void removeClientRenderLayer(RenderLayer*);
protected:
enum InvalidationMode {
LayoutAndBoundariesInvalidation,
BoundariesInvalidation,
RepaintInvalidation,
ParentOnlyInvalidation
};
void markAllClientsForInvalidation(InvalidationMode);
void markAllClientLayersForInvalidation();
void markClientForInvalidation(RenderObject*, InvalidationMode);
private:
friend class SVGResourcesCache;
void addClient(RenderObject*);
void removeClient(RenderObject*);
private:
virtual void willBeDestroyed();
void registerResource();
AtomicString m_id;
bool m_registered : 1;
bool m_isInvalidating : 1;
HashSet<RenderObject*> m_clients;
HashSet<RenderLayer*> m_clientLayers;
};
inline RenderSVGResourceContainer* getRenderSVGResourceContainerById(Document* document, const AtomicString& id)
{
if (id.isEmpty())
return 0;
if (RenderSVGResourceContainer* renderResource = document->accessSVGExtensions()->resourceById(id))
return renderResource;
return 0;
}
template<typename Renderer>
Renderer* getRenderSVGResourceById(Document* document, const AtomicString& id)
{
if (RenderSVGResourceContainer* container = getRenderSVGResourceContainerById(document, id))
return container->cast<Renderer>();
return 0;
}
}
#endif
#endif