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Side by Side Diff: cc/frame_rate_controller.h

Issue 11365025: Make cc a component (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: rebase Created 8 years, 1 month ago
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1 // Copyright 2011 The Chromium Authors. All rights reserved. 1 // Copyright 2011 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 CCFrameRateController_h 5 #ifndef CCFrameRateController_h
6 #define CCFrameRateController_h 6 #define CCFrameRateController_h
7 7
8 #include "base/memory/ref_counted.h" 8 #include "base/memory/ref_counted.h"
9 #include "base/memory/scoped_ptr.h" 9 #include "base/memory/scoped_ptr.h"
10 #include "base/memory/weak_ptr.h" 10 #include "base/memory/weak_ptr.h"
11 #include "base/time.h" 11 #include "base/time.h"
12 #include "cc/cc_export.h"
12 13
13 namespace cc { 14 namespace cc {
14 15
15 class Thread; 16 class Thread;
16 class TimeSource; 17 class TimeSource;
17 18
18 class FrameRateControllerClient { 19 class CC_EXPORT FrameRateControllerClient {
19 public: 20 public:
20 // Throttled is true when we have a maximum number of frames pending. 21 // Throttled is true when we have a maximum number of frames pending.
21 virtual void vsyncTick(bool throttled) = 0; 22 virtual void vsyncTick(bool throttled) = 0;
22 23
23 protected: 24 protected:
24 virtual ~FrameRateControllerClient() {} 25 virtual ~FrameRateControllerClient() {}
25 }; 26 };
26 27
27 class FrameRateControllerTimeSourceAdapter; 28 class FrameRateControllerTimeSourceAdapter;
28 29
29 class FrameRateController { 30 class CC_EXPORT FrameRateController {
30 public: 31 public:
31 explicit FrameRateController(scoped_refptr<TimeSource>); 32 explicit FrameRateController(scoped_refptr<TimeSource>);
32 // Alternate form of FrameRateController with unthrottled frame-rate. 33 // Alternate form of FrameRateController with unthrottled frame-rate.
33 explicit FrameRateController(Thread*); 34 explicit FrameRateController(Thread*);
34 virtual ~FrameRateController(); 35 virtual ~FrameRateController();
35 36
36 void setClient(FrameRateControllerClient* client) { m_client = client; } 37 void setClient(FrameRateControllerClient* client) { m_client = client; }
37 38
38 void setActive(bool); 39 void setActive(bool);
39 40
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73 bool m_isTimeSourceThrottling; 74 bool m_isTimeSourceThrottling;
74 base::WeakPtrFactory<FrameRateController> m_weakFactory; 75 base::WeakPtrFactory<FrameRateController> m_weakFactory;
75 Thread* m_thread; 76 Thread* m_thread;
76 77
77 DISALLOW_COPY_AND_ASSIGN(FrameRateController); 78 DISALLOW_COPY_AND_ASSIGN(FrameRateController);
78 }; 79 };
79 80
80 } // namespace cc 81 } // namespace cc
81 82
82 #endif // CCFrameRateController_h 83 #endif // CCFrameRateController_h
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