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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 CONTENT_BROWSER_DEVICE_SENSORS_DEVICE_SENSOR_HOST_H_ | |
| 6 #define CONTENT_BROWSER_DEVICE_SENSORS_DEVICE_SENSOR_HOST_H_ | |
| 7 | |
| 8 #include "base/macros.h" | |
| 9 #include "base/memory/shared_memory.h" | |
| 10 #include "content/browser/device_sensors/device_sensors_consts.h" | |
| 11 #include "device/sensors/public/interfaces/light.mojom.h" | |
| 12 #include "device/sensors/public/interfaces/motion.mojom.h" | |
| 13 #include "device/sensors/public/interfaces/orientation.mojom.h" | |
| 14 #include "mojo/public/cpp/bindings/interface_request.h" | |
| 15 | |
| 16 namespace content { | |
| 17 | |
| 18 // A base class for device sensor related mojo interface implementations. | |
| 19 template <typename MojoInterface, ConsumerType consumer_type> | |
| 20 class DeviceSensorHost : public MojoInterface { | |
| 21 public: | |
| 22 static void Create(mojo::InterfaceRequest<MojoInterface> request); | |
| 23 | |
| 24 // All methods below to be called on the IO thread. | |
| 25 ~DeviceSensorHost() override; | |
| 26 | |
| 27 private: | |
| 28 DeviceSensorHost(); | |
| 29 | |
| 30 void StartPolling( | |
| 31 const typename MojoInterface::StartPollingCallback& callback) override; | |
| 32 void StopPolling() override; | |
| 33 | |
| 34 bool is_started_; | |
| 35 | |
| 36 base::ThreadChecker thread_checker_; | |
| 37 | |
| 38 DISALLOW_COPY_AND_ASSIGN(DeviceSensorHost); | |
| 39 }; | |
| 40 | |
| 41 using DeviceLightHost = | |
| 42 DeviceSensorHost<device::mojom::LightSensor, CONSUMER_TYPE_LIGHT>; | |
| 43 using DeviceMotionHost = | |
| 44 DeviceSensorHost<device::mojom::MotionSensor, CONSUMER_TYPE_MOTION>; | |
| 45 using DeviceOrientationHost = DeviceSensorHost<device::mojom::OrientationSensor, | |
| 46 CONSUMER_TYPE_ORIENTATION>; | |
| 47 using DeviceOrientationAbsoluteHost = | |
| 48 DeviceSensorHost<device::mojom::OrientationAbsoluteSensor, | |
| 49 CONSUMER_TYPE_ORIENTATION_ABSOLUTE>; | |
| 50 | |
| 51 } // namespace content | |
| 52 | |
| 53 #endif // CONTENT_BROWSER_DEVICE_SENSORS_DEVICE_SENSOR_HOST_H_ | |
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