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1 // Copyright 2016 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef CC_SURFACES_SURFACE_REFERENCE_BASE_H_ | |
6 #define CC_SURFACES_SURFACE_REFERENCE_BASE_H_ | |
7 | |
8 #include <memory> | |
9 | |
10 #include "base/memory/ptr_util.h" | |
11 #include "cc/surfaces/surface_reference_factory.h" | |
12 #include "cc/surfaces/surface_sequence.h" | |
13 | |
14 namespace cc { | |
15 | |
16 class CompositorFrameMetadata; | |
17 class SurfaceReferenceFactory; | |
18 | |
19 // The base class for the references returned by SurfaceReferenceFactory and | |
20 // its subclasses. | |
21 // The objects of this class hold on to their corresponding surface reference | |
22 // until destroy is called or until the object goes out of scope. | |
23 // To keep things as lightweight as possible, the base class only keeps a | |
24 // pointer to the factory and it's up to the subclasses to decide what other | |
25 // information they need to keep. | |
26 class SurfaceReferenceBase { | |
27 public: | |
28 explicit SurfaceReferenceBase( | |
29 scoped_refptr<const SurfaceReferenceFactory> factory); | |
30 virtual ~SurfaceReferenceBase(); | |
31 | |
32 void Destroy(); | |
Fady Samuel
2016/12/13 22:55:05
Can you make this private?
Saman Sami
2016/12/14 17:50:01
Moved the implementation to the destructor
| |
33 void Destroy(CompositorFrameMetadata* metadata); | |
Fady Samuel
2016/12/13 22:55:05
// TODO(fsamuel, samans, kylechar): Remove this.
Saman Sami
2016/12/14 17:50:01
Done.
| |
34 bool IsDestroyed() const; | |
Fady Samuel
2016/12/13 22:55:05
Remove this if it's not used.
Saman Sami
2016/12/14 17:50:01
Done.
| |
35 | |
36 const SurfaceReferenceFactory* factory() const { return factory_.get(); } | |
Fady Samuel
2016/12/13 22:55:05
Do we need this?
Saman Sami
2016/12/14 17:50:02
Nope. Removed.
| |
37 | |
38 private: | |
39 scoped_refptr<const SurfaceReferenceFactory> factory_; | |
40 | |
41 DISALLOW_COPY_AND_ASSIGN(SurfaceReferenceBase); | |
42 }; | |
43 | |
44 } // namespace cc | |
45 | |
46 #endif // CC_SURFACES_SURFACE_REFERENCE_BASE_H_ | |
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