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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 #ifndef DEVICE_GENERIC_SENSOR_PLATFORM_SENSOR_PROVIDER_BASE_H_ | 5 #ifndef SERVICES_DEVICE_GENERIC_SENSOR_PLATFORM_SENSOR_PROVIDER_BASE_H_ | 
| 6 #define DEVICE_GENERIC_SENSOR_PLATFORM_SENSOR_PROVIDER_BASE_H_ | 6 #define SERVICES_DEVICE_GENERIC_SENSOR_PLATFORM_SENSOR_PROVIDER_BASE_H_ | 
| 7 | 7 | 
| 8 #include "base/macros.h" | 8 #include "base/macros.h" | 
| 9 | 9 | 
| 10 #include "base/single_thread_task_runner.h" | 10 #include "base/single_thread_task_runner.h" | 
| 11 #include "base/threading/thread_checker.h" | 11 #include "base/threading/thread_checker.h" | 
| 12 #include "device/generic_sensor/generic_sensor_export.h" | 12 #include "services/device/generic_sensor/platform_sensor.h" | 
| 13 #include "device/generic_sensor/platform_sensor.h" |  | 
| 14 | 13 | 
| 15 namespace device { | 14 namespace device { | 
| 16 | 15 | 
| 17 // Base class that defines factory methods for PlatformSensor creation. | 16 // Base class that defines factory methods for PlatformSensor creation. | 
| 18 // Its implementations must be accessed via GetInstance() method. | 17 // Its implementations must be accessed via GetInstance() method. | 
| 19 class DEVICE_GENERIC_SENSOR_EXPORT PlatformSensorProviderBase { | 18 class PlatformSensorProviderBase { | 
| 20  public: | 19  public: | 
| 21   using CreateSensorCallback = | 20   using CreateSensorCallback = | 
| 22       base::Callback<void(scoped_refptr<PlatformSensor>)>; | 21       base::Callback<void(scoped_refptr<PlatformSensor>)>; | 
| 23 | 22 | 
| 24   // Creates new instance of PlatformSensor. | 23   // Creates new instance of PlatformSensor. | 
| 25   void CreateSensor(mojom::SensorType type, | 24   void CreateSensor(mojom::SensorType type, | 
| 26                     const CreateSensorCallback& callback); | 25                     const CreateSensorCallback& callback); | 
| 27 | 26 | 
| 28   // Gets previously created instance of PlatformSensor by sensor type |type|. | 27   // Gets previously created instance of PlatformSensor by sensor type |type|. | 
| 29   scoped_refptr<PlatformSensor> GetSensor(mojom::SensorType type); | 28   scoped_refptr<PlatformSensor> GetSensor(mojom::SensorType type); | 
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| 74 | 73 | 
| 75   std::map<mojom::SensorType, PlatformSensor*> sensor_map_; | 74   std::map<mojom::SensorType, PlatformSensor*> sensor_map_; | 
| 76   std::map<mojom::SensorType, CallbackQueue> requests_map_; | 75   std::map<mojom::SensorType, CallbackQueue> requests_map_; | 
| 77   mojo::ScopedSharedBufferHandle shared_buffer_handle_; | 76   mojo::ScopedSharedBufferHandle shared_buffer_handle_; | 
| 78 | 77 | 
| 79   DISALLOW_COPY_AND_ASSIGN(PlatformSensorProviderBase); | 78   DISALLOW_COPY_AND_ASSIGN(PlatformSensorProviderBase); | 
| 80 }; | 79 }; | 
| 81 | 80 | 
| 82 }  // namespace device | 81 }  // namespace device | 
| 83 | 82 | 
| 84 #endif  // DEVICE_GENERIC_SENSOR_PLATFORM_SENSOR_PROVIDER_BASE_H_ | 83 #endif  // SERVICES_DEVICE_GENERIC_SENSOR_PLATFORM_SENSOR_PROVIDER_BASE_H_ | 
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