OLD | NEW |
1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef CC_TREES_OCCLUSION_H_ | 5 #ifndef CC_TREES_OCCLUSION_H_ |
6 #define CC_TREES_OCCLUSION_H_ | 6 #define CC_TREES_OCCLUSION_H_ |
7 | 7 |
8 #include "base/basictypes.h" | 8 #include "base/basictypes.h" |
9 #include "cc/base/cc_export.h" | 9 #include "cc/base/cc_export.h" |
10 #include "cc/base/simple_enclosed_region.h" | 10 #include "cc/base/simple_enclosed_region.h" |
11 #include "ui/gfx/rect.h" | 11 #include "ui/gfx/geometry/rect.h" |
12 #include "ui/gfx/transform.h" | 12 #include "ui/gfx/transform.h" |
13 | 13 |
14 namespace cc { | 14 namespace cc { |
15 | 15 |
16 class CC_EXPORT Occlusion { | 16 class CC_EXPORT Occlusion { |
17 public: | 17 public: |
18 Occlusion(); | 18 Occlusion(); |
19 Occlusion(const gfx::Transform& draw_transform, | 19 Occlusion(const gfx::Transform& draw_transform, |
20 const SimpleEnclosedRegion& occlusion_from_outside_target, | 20 const SimpleEnclosedRegion& occlusion_from_outside_target, |
21 const SimpleEnclosedRegion& occlusion_from_inside_target); | 21 const SimpleEnclosedRegion& occlusion_from_inside_target); |
22 Occlusion GetOcclusionWithGivenDrawTransform( | 22 Occlusion GetOcclusionWithGivenDrawTransform( |
23 const gfx::Transform& transform) const; | 23 const gfx::Transform& transform) const; |
24 | 24 |
25 bool HasOcclusion() const; | 25 bool HasOcclusion() const; |
26 bool IsOccluded(const gfx::Rect& content_rect) const; | 26 bool IsOccluded(const gfx::Rect& content_rect) const; |
27 gfx::Rect GetUnoccludedContentRect(const gfx::Rect& content_rect) const; | 27 gfx::Rect GetUnoccludedContentRect(const gfx::Rect& content_rect) const; |
28 | 28 |
29 private: | 29 private: |
30 gfx::Rect GetUnoccludedRectInTargetSurface( | 30 gfx::Rect GetUnoccludedRectInTargetSurface( |
31 const gfx::Rect& content_rect) const; | 31 const gfx::Rect& content_rect) const; |
32 | 32 |
33 gfx::Transform draw_transform_; | 33 gfx::Transform draw_transform_; |
34 SimpleEnclosedRegion occlusion_from_outside_target_; | 34 SimpleEnclosedRegion occlusion_from_outside_target_; |
35 SimpleEnclosedRegion occlusion_from_inside_target_; | 35 SimpleEnclosedRegion occlusion_from_inside_target_; |
36 }; | 36 }; |
37 | 37 |
38 } // namespace cc | 38 } // namespace cc |
39 | 39 |
40 #endif // CC_TREES_OCCLUSION_H_ | 40 #endif // CC_TREES_OCCLUSION_H_ |
OLD | NEW |