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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 "SkBBoxHierarchy.h"
#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 SkBBoxHierarchyClient {
public:
/** This will take a ref of h */
SkBBoxHierarchyRecord(const SkISize& size, uint32_t recordFlags, SkBBoxHierarchy* h);
virtual void handleBBox(const SkRect& bounds) SK_OVERRIDE;
// Implementation of the SkBBoxHierarchyClient interface
virtual bool shouldRewind(void* data) SK_OVERRIDE;
protected:
virtual void willSave(SaveFlags) SK_OVERRIDE;
virtual SaveLayerStrategy willSaveLayer(const SkRect*, const SkPaint*, SaveFlags) SK_OVERRIDE;
virtual void willRestore() SK_OVERRIDE;
virtual void didConcat(const SkMatrix&) SK_OVERRIDE;
virtual void didSetMatrix(const SkMatrix&) SK_OVERRIDE;
virtual void onClipRect(const SkRect&, SkRegion::Op, ClipEdgeStyle) SK_OVERRIDE;
virtual void onClipRRect(const SkRRect&, SkRegion::Op, ClipEdgeStyle) SK_OVERRIDE;
virtual void onClipPath(const SkPath&, SkRegion::Op, ClipEdgeStyle) SK_OVERRIDE;
virtual void onClipRegion(const SkRegion&, SkRegion::Op) SK_OVERRIDE;
private:
typedef SkBBoxRecord INHERITED;
};
#endif
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