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/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtLocation module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QGEOPOSITIONINFOSOURCE_GEOCLUEMASTER_H
#define QGEOPOSITIONINFOSOURCE_GEOCLUEMASTER_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include <qgeopositioninfosource.h>
#include <geoclue/geoclue-master.h>
#include <geoclue/geoclue-velocity.h>
#include <QTimer>
//#define Q_LOCATION_GEOCLUE_DEBUG
QT_BEGIN_NAMESPACE
class QGeoPositionInfoSourceGeoclueMaster : public QGeoPositionInfoSource
{
Q_OBJECT
public:
void positionChanged(GeocluePosition *position,
GeocluePositionFields fields,
int timestamp,
double latitude,
double longitude,
double altitude,
GeoclueAccuracy *accuracy);
QGeoPositionInfoSourceGeoclueMaster(QObject *parent = 0);
~QGeoPositionInfoSourceGeoclueMaster();
// From QGeoPositionInfoSource
void setUpdateInterval(int msec);
QGeoPositionInfo lastKnownPosition(bool fromSatellitePositioningMethodsOnly = false) const;
PositioningMethods supportedPositioningMethods() const;
void setPreferredPositioningMethods(PositioningMethods methods);
int minimumUpdateInterval() const;
int init();
void singleUpdateFailed();
void singleUpdateSucceeded(GeocluePositionFields fields,
int timestamp,
double latitude,
double longitude,
double altitude,
GeoclueAccuracy *accuracy);
void regularUpdateFailed();
void regularUpdateSucceeded(GeocluePositionFields fields,
int timestamp,
double latitude,
double longitude,
double altitude,
GeoclueAccuracy *accuracy);
void velocityUpdateFailed();
void velocityUpdateSucceeded(double speed);
public slots:
virtual void startUpdates();
virtual void stopUpdates();
virtual void requestUpdate(int timeout = 5000);
private slots:
void requestUpdateTimeout();
void startUpdatesTimeout();
private:
bool tryGPS();
int configurePositionSource();
QGeoPositionInfo geoclueToPositionInfo(GeocluePositionFields fields,
int timestamp,
double latitude,
double longitude,
double altitude,
GeoclueAccuracy* accuracy);
private:
int m_updateInterval;
GeoclueResourceFlags m_preferredResources;
GeoclueAccuracyLevel m_preferredAccuracy;
GeoclueMasterClient *m_client;
GeocluePosition *m_pos;
GeoclueVelocity* m_vel;
QTimer m_updateTimer;
QTimer m_requestTimer;
bool m_lastPositionIsFresh;
bool m_lastVelocityIsFresh;
double m_lastVelocity;
bool m_lastPositionFromSatellite;
QGeoPositionInfo m_lastPosition;
PositioningMethods m_methods;
};
QT_END_NAMESPACE
#endif // QGEOPOSITIONINFOSOURCE_GEOCLUEMASTER_H
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