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1 // Copyright 2016 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef SensorReadingUpdater_h | |
6 #define SensorReadingUpdater_h | |
7 | |
8 #include "device/generic_sensor/public/interfaces/sensor_provider.mojom-blink.h" | |
9 #include "platform/heap/Handle.h" | |
10 | |
11 namespace blink { | |
12 | |
13 class SensorProxy; | |
14 | |
15 // This class encapsulates sensor reading update notification logic. | |
16 class SensorReadingUpdater : public GarbageCollected<SensorProxy> { | |
17 public: | |
18 static SensorReadingUpdater* create(SensorProxy*, | |
19 device::mojom::blink::ReportingMode); | |
20 | |
21 virtual void start(); | |
22 | |
23 DECLARE_VIRTUAL_TRACE(); | |
24 | |
25 protected: | |
26 explicit SensorReadingUpdater(SensorProxy*); | |
27 void enqueueAnimationFrameTask(); | |
28 virtual void onAnimationFrameInternal() = 0; | |
29 | |
30 Member<SensorProxy> m_sensorProxy; | |
31 bool m_hasPendingAnimationFrameTask; | |
32 | |
33 private: | |
34 void onAnimationFrame(); | |
35 }; | |
36 | |
37 } // namespace blink | |
38 | |
39 #endif // SensorReadingUpdater_h | |
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