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/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtSensors module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef SENSORFWSENSORBASE_H
#define SENSORFWSENSORBASE_H
#include <QtSensors/qsensorbackend.h>
#include <sensormanagerinterface.h>
#include <abstractsensor_i.h>
#include <QtSensors/QAmbientLightSensor>
#include <QtSensors/QIRProximitySensor>
#include <QtSensors/QTapSensor>
#include <QtSensors/QProximitySensor>
class SensorfwSensorBase : public QSensorBackend
{
Q_OBJECT
public:
SensorfwSensorBase(QSensor *sensor);
virtual ~SensorfwSensorBase();
protected:
virtual bool doConnect()=0;
void start() Q_DECL_OVERRIDE;
void stop() Q_DECL_OVERRIDE;
static const float GRAVITY_EARTH;
static const float GRAVITY_EARTH_THOUSANDTH; //for speed
static const int KErrNotFound;
static const int KErrInUse;
static QStringList m_bufferingSensors;
void setRanges(qreal correctionFactor=1);
virtual QString sensorName() const=0;
template<typename T>
void initSensor(bool &initDone)
{
const QString name = sensorName();
if (!initDone) {
if (!m_remoteSensorManager) {
qDebug() << "There is no sensor manager yet, do not initialize" << name;
return;
}
if (!m_remoteSensorManager->loadPlugin(name)) {
sensorError(KErrNotFound);
return;
}
m_remoteSensorManager->registerSensorInterface<T>(name);
}
m_sensorInterface = T::controlInterface(name);
if (!m_sensorInterface) {
m_sensorInterface = const_cast<T*>(T::listenInterface(name));
}
initDone = initSensorInterface(name);
};
AbstractSensorChannelInterface* m_sensorInterface;
int m_bufferSize;
int bufferSize() const;
virtual qreal correctionFactor() const;
bool reinitIsNeeded;
private:
bool initSensorInterface(QString const &);
static SensorManagerInterface* m_remoteSensorManager;
int m_prevOutputRange;
bool doConnectAfterCheck();
int m_efficientBufferSize, m_maxBufferSize;
QDBusServiceWatcher *watcher;
bool m_available;
bool running;
private slots:
void connectToSensord();
void sensordUnregistered();
};
#endif
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