SVGResourceClipper.h [plain text]
#ifndef SVGResourceClipper_h
#define SVGResourceClipper_h
#if ENABLE(SVG)
#include "SVGResource.h"
#include "Path.h"
namespace WebCore {
struct ClipData {
Path path;
WindRule windRule;
bool bboxUnits : 1;
};
class ClipDataList {
public:
void addPath(const Path& pathData, WindRule windRule, bool bboxUnits)
{
ClipData clipData;
clipData.path = pathData;
clipData.windRule = windRule;
clipData.bboxUnits = bboxUnits;
m_clipData.append(clipData);
}
void clear() { m_clipData.clear(); }
const Vector<ClipData>& clipData() const { return m_clipData; }
bool isEmpty() const { return m_clipData.isEmpty(); }
private:
Vector<ClipData> m_clipData;
};
class GraphicsContext;
class SVGResourceClipper : public SVGResource {
public:
SVGResourceClipper();
virtual ~SVGResourceClipper();
void resetClipData();
void addClipData(const Path&, WindRule, bool bboxUnits);
const ClipDataList& clipData() const;
virtual SVGResourceType resourceType() const { return ClipperResourceType; }
virtual TextStream& externalRepresentation(TextStream&) const;
void applyClip(GraphicsContext*, const FloatRect& boundingBox) const;
private:
ClipDataList m_clipData;
};
TextStream& operator<<(TextStream&, WindRule);
TextStream& operator<<(TextStream&, const ClipData&);
SVGResourceClipper* getClipperById(Document*, const AtomicString&);
}
#endif
#endif // SVGResourceClipper_h