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1 | |
2 /* | |
3 * Copyright 2012 Google Inc. | |
4 * | |
5 * Use of this source code is governed by a BSD-style license that can be | |
6 * found in the LICENSE file. | |
7 */ | |
8 | |
9 #ifndef SkRTreeCanvas_DEFINED | |
10 #define SkRTreeCanvas_DEFINED | |
11 | |
12 #include "SkBBoxHierarchy.h" | |
13 #include "SkBBoxRecord.h" | |
14 | |
15 /** | |
16 * This records bounding box information into an SkBBoxHierarchy, and clip/trans
form information | |
17 * into an SkPictureStateTree to allow for efficient culling and correct playbac
k of draws. | |
18 */ | |
19 class SkBBoxHierarchyRecord : public SkBBoxRecord, public SkBBoxHierarchyClient
{ | |
20 public: | |
21 /** This will take a ref of h */ | |
22 SkBBoxHierarchyRecord(const SkISize& size, uint32_t recordFlags, SkBBoxHiera
rchy* h); | |
23 virtual ~SkBBoxHierarchyRecord() { }; | |
24 | |
25 virtual void handleBBox(const SkRect& bounds) SK_OVERRIDE; | |
26 | |
27 // Implementation of the SkBBoxHierarchyClient interface | |
28 virtual bool shouldRewind(void* data) SK_OVERRIDE; | |
29 | |
30 protected: | |
31 virtual void willSave() SK_OVERRIDE; | |
32 virtual SaveLayerStrategy willSaveLayer(const SkRect*, const SkPaint*, SaveF
lags) SK_OVERRIDE; | |
33 virtual void willRestore() SK_OVERRIDE; | |
34 | |
35 virtual void didConcat(const SkMatrix&) SK_OVERRIDE; | |
36 virtual void didSetMatrix(const SkMatrix&) SK_OVERRIDE; | |
37 | |
38 virtual void onClipRect(const SkRect&, SkRegion::Op, ClipEdgeStyle) SK_OVERR
IDE; | |
39 virtual void onClipRRect(const SkRRect&, SkRegion::Op, ClipEdgeStyle) SK_OVE
RRIDE; | |
40 virtual void onClipPath(const SkPath&, SkRegion::Op, ClipEdgeStyle) SK_OVERR
IDE; | |
41 virtual void onClipRegion(const SkRegion&, SkRegion::Op) SK_OVERRIDE; | |
42 | |
43 private: | |
44 typedef SkBBoxRecord INHERITED; | |
45 }; | |
46 | |
47 #endif | |
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