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/****************************************************************************
**
** Copyright (C) 2013 Jolla Ltd.
** Contact: Aaron McCarthy <aaron.mccarthy@jollamobile.com>
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the QtPositioning 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 The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/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.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QGEOPOSITIONINFOSOURCE_GEOCLUEMASTER_H
#define QGEOPOSITIONINFOSOURCE_GEOCLUEMASTER_H
#include "qgeocluemaster.h"
#include "geocluetypes.h"
#include <QtCore/QTimer>
#include <QtPositioning/QGeoPositionInfoSource>
class OrgFreedesktopGeoclueInterface;
class OrgFreedesktopGeocluePositionInterface;
class OrgFreedesktopGeoclueVelocityInterface;
QT_BEGIN_NAMESPACE
class QDBusPendingCallWatcher;
class QGeoPositionInfoSourceGeoclueMaster : public QGeoPositionInfoSource
{
Q_OBJECT
public:
explicit 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;
Error error() const;
virtual void startUpdates() Q_DECL_OVERRIDE;
virtual void stopUpdates() Q_DECL_OVERRIDE;
virtual void requestUpdate(int timeout = 5000) Q_DECL_OVERRIDE;
private slots:
void positionProviderChanged(const QString &name, const QString &description,
const QString &service, const QString &path);
void requestUpdateTimeout();
void getPositionFinished(QDBusPendingCallWatcher *watcher);
void positionChanged(qint32 fields, qint32 timestamp, double latitude, double longitude,
double altitude, const Accuracy &accuracy);
void velocityChanged(qint32 fields, qint32 timestamp, double speed, double direction,
double climb);
private:
void configurePositionSource();
void cleanupPositionSource();
void setOptions();
enum PositionField
{
NoPositionFields = 0,
Latitude = 1 << 0,
Longitude = 1 << 1,
Altitude = 1 << 2
};
Q_DECLARE_FLAGS(PositionFields, PositionField)
void updatePosition(PositionFields fields, int timestamp, double latitude,
double longitude, double altitude, Accuracy accuracy);
void positionUpdateFailed();
enum VelocityField
{
NoVelocityFields = 0,
Speed = 1 << 0,
Direction = 1 << 1,
Climb = 1 << 2
};
Q_DECLARE_FLAGS(VelocityFields, VelocityField)
void updateVelocity(VelocityFields fields, int timestamp, double speed, double direction,
double climb);
void velocityUpdateFailed();
private:
QGeoclueMaster *m_master;
OrgFreedesktopGeoclueInterface *m_provider;
OrgFreedesktopGeocluePositionInterface *m_pos;
OrgFreedesktopGeoclueVelocityInterface *m_vel;
QTimer m_requestTimer;
bool m_lastVelocityIsFresh;
bool m_regularUpdateTimedOut;
double m_lastVelocity;
double m_lastDirection;
double m_lastClimb;
bool m_lastPositionFromSatellite;
QGeoPositionInfo m_lastPosition;
bool m_running;
QGeoPositionInfoSource::Error m_error;
};
QT_END_NAMESPACE
#endif // QGEOPOSITIONINFOSOURCE_GEOCLUEMASTER_H
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