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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 #include "device/generic_sensor/platform_sensor_provider_mac.h" |
| 6 |
| 7 #include <list> |
| 8 |
| 9 #include "base/memory/singleton.h" |
| 10 #include "base/threading/thread.h" |
| 11 #include "device/generic_sensor/platform_sensor_ambient_light_mac.h" |
| 12 |
| 13 namespace device { |
| 14 |
| 15 // static |
| 16 PlatformSensorProvider* PlatformSensorProvider::GetInstance() { |
| 17 return PlatformSensorProviderMac::GetInstance(); |
| 18 } |
| 19 |
| 20 // static |
| 21 PlatformSensorProviderMac* PlatformSensorProviderMac::GetInstance() { |
| 22 return base::Singleton< |
| 23 PlatformSensorProviderMac, |
| 24 base::LeakySingletonTraits<PlatformSensorProviderMac>>::get(); |
| 25 } |
| 26 |
| 27 PlatformSensorProviderMac::PlatformSensorProviderMac() = default; |
| 28 |
| 29 PlatformSensorProviderMac::~PlatformSensorProviderMac() { |
| 30 if (polling_thread_) |
| 31 polling_thread_->Stop(); |
| 32 } |
| 33 |
| 34 scoped_refptr<PlatformSensor> PlatformSensorProviderMac::CreateSensorInternal( |
| 35 mojom::SensorType type, |
| 36 mojo::ScopedSharedBufferMapping mapping, |
| 37 uint64_t buffer_size) { |
| 38 if (!polling_thread_) { |
| 39 polling_thread_.reset(new base::Thread("Sensor poller Mac")); |
| 40 if (!polling_thread_->Start()) { |
| 41 LOG(WARNING) << "Couldn't start the polling thread."; |
| 42 return nullptr; |
| 43 } |
| 44 } |
| 45 // Create Sensors here. |
| 46 switch (type) { |
| 47 case mojom::SensorType::AMBIENT_LIGHT: |
| 48 return new PlatformSensorAmbientLightMac(type, std::move(mapping), |
| 49 buffer_size, this, |
| 50 polling_thread_->task_runner()); |
| 51 default: |
| 52 NOTIMPLEMENTED(); |
| 53 return nullptr; |
| 54 } |
| 55 } |
| 56 |
| 57 } // namespace device |
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