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1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2010 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 CHROME_BROWSER_DEVICE_ORIENTATION_DATA_FETCHER_H_ | 5 #ifndef CHROME_BROWSER_DEVICE_ORIENTATION_DATA_FETCHER_H_ |
6 #define CHROME_BROWSER_DEVICE_ORIENTATION_DATA_FETCHER_H_ | 6 #define CHROME_BROWSER_DEVICE_ORIENTATION_DATA_FETCHER_H_ |
7 | 7 |
8 namespace device_orientation { | 8 namespace device_orientation { |
9 | 9 |
10 class Orientation; | 10 class Orientation; |
11 | 11 |
12 class DataFetcher { | 12 class DataFetcher { |
13 public: | 13 public: |
14 virtual ~DataFetcher() {} | 14 virtual ~DataFetcher() {} |
15 virtual bool GetOrientation(Orientation*) = 0; | 15 virtual bool GetOrientation(Orientation*) = 0; |
16 virtual int MinSamplingIntervalMs() const { return 0; } | |
17 }; | 16 }; |
18 | 17 |
19 } // namespace device_orientation | 18 } // namespace device_orientation |
20 | 19 |
21 #endif // CHROME_BROWSER_DEVICE_ORIENTATION_DATA_FETCHER_H_ | 20 #endif // CHROME_BROWSER_DEVICE_ORIENTATION_DATA_FETCHER_H_ |
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