RenderSVGResourceContainer.h [plain text]
#ifndef RenderSVGResourceContainer_h
#define RenderSVGResourceContainer_h
#include "RenderSVGHiddenContainer.h"
#include "RenderSVGResource.h"
namespace WebCore {
class RenderLayer;
class RenderSVGResourceContainer : public RenderSVGHiddenContainer,
public RenderSVGResource {
public:
virtual ~RenderSVGResourceContainer();
virtual void layout() override;
virtual void styleDidChange(StyleDifference, const RenderStyle* oldStyle) override final;
virtual bool isSVGResourceContainer() const override final { return true; }
static bool shouldTransformOnTextPainting(const RenderElement&, AffineTransform&);
static AffineTransform transformOnNonScalingStroke(RenderObject*, const AffineTransform& resourceTransform);
void idChanged();
void addClientRenderLayer(RenderLayer*);
void removeClientRenderLayer(RenderLayer*);
protected:
RenderSVGResourceContainer(SVGElement&, PassRef<RenderStyle>);
enum InvalidationMode {
LayoutAndBoundariesInvalidation,
BoundariesInvalidation,
RepaintInvalidation,
ParentOnlyInvalidation
};
void markAllClientsForInvalidation(InvalidationMode);
void markAllClientLayersForInvalidation();
void markClientForInvalidation(RenderObject&, InvalidationMode);
private:
friend class SVGResourcesCache;
void addClient(RenderElement&);
void removeClient(RenderElement&);
private:
virtual void willBeDestroyed() override final;
void registerResource();
AtomicString m_id;
bool m_registered : 1;
bool m_isInvalidating : 1;
HashSet<RenderElement*> m_clients;
HashSet<RenderLayer*> m_clientLayers;
};
RENDER_OBJECT_TYPE_CASTS(RenderSVGResourceContainer, isSVGResourceContainer())
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