hal/HalSensor.h
author Brad Werth <bwerth@mozilla.com>
Mon, 22 Oct 2018 16:31:52 +0000
changeset 490768 817018fb5aa4c131ab64da44f41731d93c880fa3
parent 472704 3dd88f4a8884fe4327fc08588dce1fe221c45bcb
permissions -rw-r--r--
Bug 1468754 Part 1: Add a ChangesActor to devtools. r=pbro MozReview-Commit-ID: 1Y8esljnLk9 Differential Revision: https://phabricator.services.mozilla.com/D4399

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set sw=2 ts=8 et ft=cpp : */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef __HAL_SENSOR_H_
#define __HAL_SENSOR_H_

#include "mozilla/Observer.h"

namespace mozilla {
namespace hal {

/**
 * Enumeration of sensor types.  They are used to specify type while
 * register or unregister an observer for a sensor of given type.
 * If you add or change any here, do the same in GeckoHalDefines.java.
 */
enum SensorType {
  SENSOR_ORIENTATION = 0,
  SENSOR_ACCELERATION = 1,
  SENSOR_PROXIMITY = 2,
  SENSOR_LINEAR_ACCELERATION = 3,
  SENSOR_GYROSCOPE = 4,
  SENSOR_LIGHT = 5,
  SENSOR_ROTATION_VECTOR = 6,
  SENSOR_GAME_ROTATION_VECTOR = 7,
  NUM_SENSOR_TYPE
};

class SensorData;

typedef Observer<SensorData> ISensorObserver;

class SensorAccuracy;

typedef Observer<SensorAccuracy> ISensorAccuracyObserver;

} // namespace hal
} // namespace mozilla

#include "ipc/IPCMessageUtils.h"

namespace IPC {
  /**
   * Serializer for SensorType
   */
  template <>
  struct ParamTraits<mozilla::hal::SensorType>:
    public ContiguousEnumSerializer<
             mozilla::hal::SensorType,
             mozilla::hal::SENSOR_ORIENTATION,
             mozilla::hal::NUM_SENSOR_TYPE> {
  };
} // namespace IPC

#endif /* __HAL_SENSOR_H_ */