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1 /* | 1 /* |
2 * Copyright 2010 Google Inc. | 2 * Copyright 2010 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #ifndef GrClip_DEFINED | 8 #ifndef GrClip_DEFINED |
9 #define GrClip_DEFINED | 9 #define GrClip_DEFINED |
10 | 10 |
11 #include "SkClipStack.h" | 11 #include "SkClipStack.h" |
12 #include "GrSurface.h" | 12 #include "GrSurface.h" |
13 | 13 |
14 struct SkIRect; | 14 struct SkIRect; |
15 | 15 |
16 /** | 16 /** |
17 * GrClipData encapsulates the information required to construct the clip | 17 * GrClipData encapsulates the information required to construct the clip |
18 * masks. 'fOrigin' is only non-zero when saveLayer has been called | 18 * masks. 'fOrigin' is only non-zero when saveLayer has been called |
19 * with an offset bounding box. The clips in 'fClipStack' are in | 19 * with an offset bounding box. The clips in 'fClipStack' are in |
20 * device coordinates (i.e., they have been translated by -fOrigin w.r.t. | 20 * device coordinates (i.e., they have been translated by -fOrigin w.r.t. |
21 * the canvas' device coordinates). | 21 * the canvas' device coordinates). |
22 */ | 22 */ |
23 class GrClipData : SkNoncopyable { | 23 class GrClipData : SkNoncopyable { |
24 public: | 24 public: |
25 const SkClipStack* fClipStack; | 25 SkAutoTUnref<const SkClipStack> fClipStack; |
26 SkIPoint fOrigin; | 26 SkIPoint fOrigin; |
27 | 27 |
28 GrClipData() | 28 GrClipData() |
29 : fClipStack(NULL) { | 29 : fClipStack(NULL) { |
30 fOrigin.setZero(); | 30 fOrigin.setZero(); |
31 } | 31 } |
32 | 32 |
33 bool operator==(const GrClipData& other) const { | 33 bool operator==(const GrClipData& other) const { |
34 if (fOrigin != other.fOrigin) { | 34 if (fOrigin != other.fOrigin) { |
35 return false; | 35 return false; |
36 } | 36 } |
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52 this->getConservativeBounds(surface->width(), surface->height(), | 52 this->getConservativeBounds(surface->width(), surface->height(), |
53 devResult, isIntersectionOfRects); | 53 devResult, isIntersectionOfRects); |
54 } | 54 } |
55 | 55 |
56 void getConservativeBounds(int width, int height, | 56 void getConservativeBounds(int width, int height, |
57 SkIRect* devResult, | 57 SkIRect* devResult, |
58 bool* isIntersectionOfRects = NULL) const; | 58 bool* isIntersectionOfRects = NULL) const; |
59 }; | 59 }; |
60 | 60 |
61 #endif | 61 #endif |
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