| // Copyright 2016 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef SERVICES_DEVICE_GENERIC_SENSOR_PLATFORM_SENSOR_LINUX_H_ |
| #define SERVICES_DEVICE_GENERIC_SENSOR_PLATFORM_SENSOR_LINUX_H_ |
| |
| #include "services/device/generic_sensor/platform_sensor.h" |
| |
| namespace device { |
| |
| class SensorReader; |
| struct SensorInfoLinux; |
| |
| class PlatformSensorLinux : public PlatformSensor { |
| public: |
| PlatformSensorLinux(mojom::SensorType type, |
| SensorReadingSharedBuffer* reading_buffer, |
| PlatformSensorProvider* provider, |
| const SensorInfoLinux* sensor_device); |
| |
| PlatformSensorLinux(const PlatformSensorLinux&) = delete; |
| PlatformSensorLinux& operator=(const PlatformSensorLinux&) = delete; |
| |
| mojom::ReportingMode GetReportingMode() override; |
| |
| // Called by a sensor reader. Takes new readings. |
| void UpdatePlatformSensorReading(SensorReading reading); |
| |
| // Called by a sensor reader if an error occurs. |
| void NotifyPlatformSensorError(); |
| |
| protected: |
| ~PlatformSensorLinux() override; |
| bool StartSensor(const PlatformSensorConfiguration& configuration) override; |
| void StopSensor() override; |
| bool CheckSensorConfiguration( |
| const PlatformSensorConfiguration& configuration) override; |
| PlatformSensorConfiguration GetDefaultConfiguration() override; |
| |
| private: |
| const PlatformSensorConfiguration default_configuration_; |
| const mojom::ReportingMode reporting_mode_; |
| |
| // A sensor reader that reads values from sensor files |
| // and stores them to a SensorReading structure. |
| std::unique_ptr<SensorReader> sensor_reader_; |
| |
| base::WeakPtrFactory<PlatformSensorLinux> weak_factory_{this}; |
| }; |
| |
| } // namespace device |
| |
| #endif // SERVICES_DEVICE_GENERIC_SENSOR_PLATFORM_SENSOR_LINUX_H_ |