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127 lines
4.5 KiB
C++
127 lines
4.5 KiB
C++
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/* -*- Mode: c++; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
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* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is Mozilla Foundation.
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* Portions created by the Initial Developer are Copyright (C) 2011
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Oleg Romashin <romaxa@gmail.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "mozilla/dom/ContentChild.h"
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#include "nsQTMDeviceMotionSystem.h"
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#include <QObject>
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#include <QtSensors/QAccelerometer>
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#include <QtSensors/QRotationSensor>
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#include "nsXULAppAPI.h"
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using namespace mozilla;
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using namespace QtMobility;
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bool
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MozQAccelerometerSensorFilter::filter(QAccelerometerReading* reading)
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{
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mSystem.DeviceMotionChanged(nsIDeviceMotionData::TYPE_ACCELERATION,
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-reading->x(),
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-reading->y(),
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-reading->z());
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return true;
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}
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bool
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MozQRotationSensorFilter::filter(QRotationReading* reading)
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{
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// QRotationReading class:
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// - the rotation around z axis (alpha) is given as z in QRotationReading;
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// - the rotation around x axis (beta) is given as x in QRotationReading;
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// - the rotation around y axis (gamma) is given as y in QRotationReading;
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// See: http://doc.qt.nokia.com/qtmobility-1.0/qrotationreading.html
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mSystem.DeviceMotionChanged(nsIDeviceMotionData::TYPE_ORIENTATION,
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reading->z(),
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reading->x(),
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reading->y());
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return true;
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}
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nsDeviceMotionSystem::nsDeviceMotionSystem()
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{
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if (XRE_GetProcessType() == GeckoProcessType_Default) {
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mAccelerometer = new QAccelerometer();
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mAccelerometerFilter = new MozQAccelerometerSensorFilter(*this);
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mAccelerometer->addFilter(mAccelerometerFilter);
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mRotation = new QRotationSensor();
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mRotationFilter = new MozQRotationSensorFilter(*this);
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mRotation->addFilter(mRotationFilter);
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}
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}
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nsDeviceMotionSystem::~nsDeviceMotionSystem()
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{
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if (XRE_GetProcessType() == GeckoProcessType_Default) {
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mAccelerometer->removeFilter(mAccelerometerFilter);
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mAccelerometer->stop();
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mRotation->removeFilter(mRotationFilter);
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mRotation->stop();
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delete mAccelerometer;
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delete mAccelerometerFilter;
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delete mRotation;
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delete mRotationFilter;
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}
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}
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void nsDeviceMotionSystem::Startup()
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{
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if (XRE_GetProcessType() == GeckoProcessType_Default) {
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mAccelerometer->start();
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if (!mAccelerometer->isActive()) {
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NS_WARNING("AccelerometerSensor didn't start!");
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}
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mRotation->start();
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if (!mRotation->isActive()) {
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NS_WARNING("RotationSensor didn't start!");
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}
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}
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else
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mozilla::dom::ContentChild::GetSingleton()->
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SendAddDeviceMotionListener();
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}
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void nsDeviceMotionSystem::Shutdown()
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{
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if (XRE_GetProcessType() == GeckoProcessType_Default) {
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mAccelerometer->stop();
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mRotation->stop();
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}
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else
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mozilla::dom::ContentChild::GetSingleton()->
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SendRemoveDeviceMotionListener();
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}
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