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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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