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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 CONTENT_BROWSER_POWER_PROFILER_POWER_DATA_PROVIDER_H_ | 5 #ifndef CONTENT_BROWSER_POWER_PROFILER_POWER_DATA_PROVIDER_H_ |
6 #define CONTENT_BROWSER_POWER_PROFILER_POWER_DATA_PROVIDER_H_ | 6 #define CONTENT_BROWSER_POWER_PROFILER_POWER_DATA_PROVIDER_H_ |
7 | 7 |
8 #include <vector> | 8 #include <vector> |
9 | 9 |
10 #include "base/memory/scoped_ptr.h" | 10 #include "base/memory/scoped_ptr.h" |
11 #include "content/browser/power_profiler/power_event.h" | 11 #include "content/browser/power_profiler/power_event.h" |
12 | 12 |
13 namespace content { | 13 namespace content { |
14 | 14 |
15 typedef std::vector<PowerEvent> PowerEventVector; | 15 typedef std::vector<PowerEvent> PowerEventVector; |
16 | 16 |
17 // A class used to get power usage. | 17 // A class used to get power usage. |
18 class PowerDataProvider { | 18 class PowerDataProvider { |
19 public: | 19 public: |
20 static scoped_ptr<PowerDataProvider> Create(); | 20 static scoped_ptr<PowerDataProvider> Create(); |
21 | 21 |
22 PowerDataProvider() {} | 22 PowerDataProvider() {} |
23 virtual ~PowerDataProvider() {} | 23 virtual ~PowerDataProvider() {} |
24 | 24 |
25 // Returns a vector of power events, one per type, for the types it supports. | 25 // Returns a vector of power events, one per type, for the types it supports. |
26 virtual PowerEventVector GetData() = 0; | 26 virtual PowerEventVector GetData() = 0; |
27 | |
28 // Returns sampling rate at which the provider can operate in milliseconds | |
29 virtual int64 SamplingRate() = 0; | |
sky
2014/06/03 15:41:01
How about:
virtual base::TimeDelta GetSamplingRate
vivekg
2014/06/04 04:35:45
Done. Yes it makes sense to return the TimeDelta i
| |
27 }; | 30 }; |
28 | 31 |
29 } // namespace content | 32 } // namespace content |
30 | 33 |
31 #endif // CONTENT_BROWSER_POWER_PROFILER_POWER_DATA_PROVIDER_H_ | 34 #endif // CONTENT_BROWSER_POWER_PROFILER_POWER_DATA_PROVIDER_H_ |
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