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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 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 | 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 #include "modules/sensor/AmbientLightSensorReading.h" | 5 #include "modules/sensor/AmbientLightSensorReading.h" |
6 | 6 |
7 #include "modules/sensor/SensorProxy.h" | 7 #include "modules/sensor/SensorProxy.h" |
| 8 #include "wtf/CurrentTime.h" |
8 | 9 |
9 namespace blink { | 10 namespace blink { |
10 | 11 |
| 12 namespace { |
| 13 |
| 14 device::SensorReading ToReadingData(const AmbientLightSensorReadingInit& init) { |
| 15 device::SensorReading result; |
| 16 result.timestamp = WTF::monotonicallyIncreasingTime(); |
| 17 if (init.hasIlluminance()) |
| 18 result.values[0] = init.illuminance(); |
| 19 |
| 20 return result; |
| 21 } |
| 22 |
| 23 } // namespace |
| 24 |
11 AmbientLightSensorReading::AmbientLightSensorReading( | 25 AmbientLightSensorReading::AmbientLightSensorReading( |
12 const AmbientLightSensorReadingInit& init) | 26 const AmbientLightSensorReadingInit& init) |
13 : SensorReading(nullptr), mAmbientLightSensorReadingInit(init) {} | 27 : SensorReading(ToReadingData(init)) {} |
14 | 28 |
15 AmbientLightSensorReading::AmbientLightSensorReading(SensorProxy* proxy) | 29 AmbientLightSensorReading::AmbientLightSensorReading( |
16 : SensorReading(proxy), | 30 const device::SensorReading& data) |
17 mAmbientLightSensorReadingInit(AmbientLightSensorReadingInit()) {} | 31 : SensorReading(data) {} |
18 | 32 |
19 AmbientLightSensorReading::~AmbientLightSensorReading() = default; | 33 AmbientLightSensorReading::~AmbientLightSensorReading() = default; |
20 | 34 |
21 double AmbientLightSensorReading::illuminance() const { | 35 double AmbientLightSensorReading::illuminance() const { |
22 if (mAmbientLightSensorReadingInit.hasIlluminance()) | 36 return data().values[0]; |
23 return mAmbientLightSensorReadingInit.illuminance(); | |
24 | |
25 if (!m_sensorProxy) | |
26 return 0.0; | |
27 return m_sensorProxy->reading().values[0]; | |
28 } | 37 } |
29 | 38 |
30 bool AmbientLightSensorReading::isReadingUpdated( | 39 bool AmbientLightSensorReading::isReadingUpdated( |
31 const SensorProxy::Reading& previous) const { | 40 const device::SensorReading& previous) const { |
32 if (!m_sensorProxy) | |
33 return false; | |
34 return previous.values[0] != illuminance(); | 41 return previous.values[0] != illuminance(); |
35 } | 42 } |
36 | 43 |
37 DEFINE_TRACE(AmbientLightSensorReading) { | 44 DEFINE_TRACE(AmbientLightSensorReading) { |
38 SensorReading::trace(visitor); | 45 SensorReading::trace(visitor); |
39 } | 46 } |
40 | 47 |
41 } // namespace blink | 48 } // namespace blink |
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