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Side by Side Diff: content/browser/device_orientation/data_fetcher_impl_android.h

Issue 10823318: Moves device_orientation to content namespace (Closed) Base URL: http://git.chromium.org/chromium/src.git@master
Patch Set: Attempts to fix trybots Created 8 years, 4 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2012 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_IMPL_ANDROID_H_ 5 #ifndef CHROME_BROWSER_DEVICE_ORIENTATION_DATA_FETCHER_IMPL_ANDROID_H_
6 #define CHROME_BROWSER_DEVICE_ORIENTATION_DATA_FETCHER_IMPL_ANDROID_H_ 6 #define CHROME_BROWSER_DEVICE_ORIENTATION_DATA_FETCHER_IMPL_ANDROID_H_
7 7
8 #include <jni.h> 8 #include <jni.h>
9 9
10 #include "base/memory/scoped_ptr.h" 10 #include "base/memory/scoped_ptr.h"
11 #include "base/synchronization/lock.h" 11 #include "base/synchronization/lock.h"
12 #include "content/browser/device_orientation/data_fetcher.h" 12 #include "content/browser/device_orientation/data_fetcher.h"
13 #include "content/browser/device_orientation/device_data.h" 13 #include "content/browser/device_orientation/device_data.h"
14 14
15 namespace device_orientation { 15 namespace content {
16 16
17 class Orientation; 17 class Orientation;
18 18
19 // Android implementation of DeviceOrientation API. 19 // Android implementation of DeviceOrientation API.
20 20
21 // Android's SensorManager has a push API, whereas Chrome wants to pull data. 21 // Android's SensorManager has a push API, whereas Chrome wants to pull data.
22 // To fit them together, we store incoming sensor events in a 1-element buffer. 22 // To fit them together, we store incoming sensor events in a 1-element buffer.
23 // SensorManager calls SetOrientation() which pushes a new value (discarding the 23 // SensorManager calls SetOrientation() which pushes a new value (discarding the
24 // previous value if any). Chrome calls GetDeviceData() which reads the most 24 // previous value if any). Chrome calls GetDeviceData() which reads the most
25 // recent value. Repeated calls to GetDeviceData() will return the same value. 25 // recent value. Repeated calls to GetDeviceData() will return the same value.
(...skipping 27 matching lines...) Expand all
53 // Value returned by GetDeviceData. 53 // Value returned by GetDeviceData.
54 scoped_refptr<Orientation> current_orientation_; 54 scoped_refptr<Orientation> current_orientation_;
55 55
56 // 1-element buffer, written by GotOrientation, read by GetDeviceData. 56 // 1-element buffer, written by GotOrientation, read by GetDeviceData.
57 base::Lock next_orientation_lock_; 57 base::Lock next_orientation_lock_;
58 scoped_refptr<Orientation> next_orientation_; 58 scoped_refptr<Orientation> next_orientation_;
59 59
60 DISALLOW_COPY_AND_ASSIGN(DataFetcherImplAndroid); 60 DISALLOW_COPY_AND_ASSIGN(DataFetcherImplAndroid);
61 }; 61 };
62 62
63 } // namespace device_orientation 63 } // namespace content
64 64
65 #endif // CHROME_BROWSER_DEVICE_ORIENTATION_DATA_FETCHER_IMPL_ANDROID_H_ 65 #endif // CHROME_BROWSER_DEVICE_ORIENTATION_DATA_FETCHER_IMPL_ANDROID_H_
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