hal/HalSensor.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set sw=2 ts=8 et ft=cpp : */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef __HAL_SENSOR_H_
   8 #define __HAL_SENSOR_H_
   9
  10 #include "mozilla/Observer.h"
  11
  12 namespace mozilla {
  13 namespace hal {
  14
  15 /**
  16  * Enumeration of sensor types.  They are used to specify type while
  17  * register or unregister an observer for a sensor of given type.
  18  * If you add or change any here, do the same in GeckoHalDefines.java.
  19  */
  20 enum SensorType {
  21   SENSOR_ORIENTATION = 0,
  22   SENSOR_ACCELERATION = 1,
  23   SENSOR_PROXIMITY = 2,
  24   SENSOR_LINEAR_ACCELERATION = 3,
  25   SENSOR_GYROSCOPE = 4,
  26   SENSOR_LIGHT = 5,
  27   SENSOR_ROTATION_VECTOR = 6,
  28   SENSOR_GAME_ROTATION_VECTOR = 7,
  29   NUM_SENSOR_TYPE
  30 };
  31
  32 class SensorData;
  33
  34 typedef Observer<SensorData> ISensorObserver;
  35
  36 class SensorAccuracy;
  37
  38 typedef Observer<SensorAccuracy> ISensorAccuracyObserver;
  39
  40 }  // namespace hal
  41 }  // namespace mozilla
  42
  43 #include "ipc/EnumSerializer.h"
  44
  45 namespace IPC {
  46 /**
  47  * Serializer for SensorType
  48  */
  49 template <>
  50 struct ParamTraits<mozilla::hal::SensorType>
  51     : public ContiguousEnumSerializer<mozilla::hal::SensorType,
  52                                       mozilla::hal::SENSOR_ORIENTATION,
  53                                       mozilla::hal::NUM_SENSOR_TYPE> {};
  54 }  // namespace IPC
  55
  56 #endif /* __HAL_SENSOR_H_ */