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/*
* Copyright 2012 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SkRTreeCanvas_DEFINED
#define SkRTreeCanvas_DEFINED
#include "SkBBoxRecord.h"
/**
* This records bounding box information into an SkBBoxHierarchy, and clip/transform information
* into an SkPictureStateTree to allow for efficient culling and correct playback of draws.
*/
class SkBBoxHierarchyRecord : public SkBBoxRecord {
public:
/** This will take a ref of h */
SkBBoxHierarchyRecord(uint32_t recordFlags, SkBBoxHierarchy* h);
virtual void handleBBox(const SkRect& bounds) SK_OVERRIDE;
virtual int save(SaveFlags flags = kMatrixClip_SaveFlag) SK_OVERRIDE;
virtual int saveLayer(const SkRect* bounds, const SkPaint* paint,
SaveFlags flags = kARGB_ClipLayer_SaveFlag) SK_OVERRIDE;
virtual void restore() SK_OVERRIDE;
virtual bool translate(SkScalar dx, SkScalar dy) SK_OVERRIDE;
virtual bool scale(SkScalar sx, SkScalar sy) SK_OVERRIDE;
virtual bool rotate(SkScalar degrees) SK_OVERRIDE;
virtual bool skew(SkScalar sx, SkScalar sy) SK_OVERRIDE;
virtual bool concat(const SkMatrix& matrix) SK_OVERRIDE;
virtual void setMatrix(const SkMatrix& matrix) SK_OVERRIDE;
virtual bool clipRect(const SkRect& rect,
SkRegion::Op op = SkRegion::kIntersect_Op,
bool doAntiAlias = false) SK_OVERRIDE;
virtual bool clipRegion(const SkRegion& region,
SkRegion::Op op = SkRegion::kIntersect_Op) SK_OVERRIDE;
virtual bool clipPath(const SkPath& path,
SkRegion::Op op = SkRegion::kIntersect_Op,
bool doAntiAlias = false) SK_OVERRIDE;
private:
typedef SkBBoxRecord INHERITED;
};
#endif
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