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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 DeviceLightDispatcher_h | 5 #ifndef DeviceLightDispatcher_h |
6 #define DeviceLightDispatcher_h | 6 #define DeviceLightDispatcher_h |
7 | 7 |
8 #include "core/frame/PlatformEventDispatcher.h" | 8 #include "core/frame/PlatformEventDispatcher.h" |
9 #include "public/platform/WebDeviceLightListener.h" | 9 #include "public/platform/WebDeviceLightListener.h" |
10 #include "wtf/RefPtr.h" | 10 #include "wtf/RefPtr.h" |
11 | 11 |
12 namespace blink { | 12 namespace blink { |
13 | 13 |
14 class DeviceLightController; | 14 class DeviceLightController; |
15 | 15 |
16 // This class listens to device light data and notifies all registered controlle
rs. | 16 // This class listens to device light data and notifies all registered controlle
rs. |
17 class DeviceLightDispatcher FINAL : public PlatformEventDispatcher, public blink
::WebDeviceLightListener { | 17 class DeviceLightDispatcher FINAL : public PlatformEventDispatcher, public WebDe
viceLightListener { |
18 public: | 18 public: |
19 static DeviceLightDispatcher& instance(); | 19 static DeviceLightDispatcher& instance(); |
20 | 20 |
21 double latestDeviceLightData() const; | 21 double latestDeviceLightData() const; |
22 | 22 |
23 // Inherited from WebDeviceLightListener. | 23 // Inherited from WebDeviceLightListener. |
24 virtual void didChangeDeviceLight(double) OVERRIDE; | 24 virtual void didChangeDeviceLight(double) OVERRIDE; |
25 | 25 |
26 private: | 26 private: |
27 DeviceLightDispatcher(); | 27 DeviceLightDispatcher(); |
28 virtual ~DeviceLightDispatcher(); | 28 virtual ~DeviceLightDispatcher(); |
29 | 29 |
30 // Inherited from PlatformEventDispatcher. | 30 // Inherited from PlatformEventDispatcher. |
31 virtual void startListening() OVERRIDE; | 31 virtual void startListening() OVERRIDE; |
32 virtual void stopListening() OVERRIDE; | 32 virtual void stopListening() OVERRIDE; |
33 | 33 |
34 double m_lastDeviceLightData; | 34 double m_lastDeviceLightData; |
35 }; | 35 }; |
36 | 36 |
37 } // namespace blink | 37 } // namespace blink |
38 | 38 |
39 #endif // DeviceLightDispatcher_h | 39 #endif // DeviceLightDispatcher_h |
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