/usr/include/marble/PositionTracking.h is in libmarble-dev 4:17.12.3-0ubuntu1.
This file is owned by root:root, with mode 0o644.
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// This file is part of the Marble Virtual Globe.
//
// This program is free software licensed under the GNU LGPL. You can
// find a copy of this license in LICENSE.txt in the top directory of
// the source code.
//
// Copyright 2007 Andrew Manson <g.real.ate@gmail.com>
// Copyright 2009 Eckhart Wörner <ewoerner@kde.org>
// Copyright 2010 Thibaut Gridel <tgridel@free.fr>
//
#ifndef MARBLE_POSITIONTRACKING_H
#define MARBLE_POSITIONTRACKING_H
#include "marble_export.h"
#include "PositionProviderPluginInterface.h"
#include <QObject>
namespace Marble
{
class GeoDataAccuracy;
class GeoDataCoordinates;
class GeoDataTreeModel;
class PositionProviderPlugin;
class PositionTrackingPrivate;
class MARBLE_EXPORT PositionTracking : public QObject
{
Q_OBJECT
Q_PROPERTY( PositionProviderPlugin* positionProviderPlugin READ positionProviderPlugin WRITE setPositionProviderPlugin NOTIFY positionProviderPluginChanged )
public:
explicit PositionTracking( GeoDataTreeModel* model );
~PositionTracking() override;
/**
* Change the position provider to use. You can provide 0 to disable
* position tracking. Ownership of the provided plugin is taken.
*/
void setPositionProviderPlugin( PositionProviderPlugin* plugin );
/** @brief Returns the current position provider plugin, or 0 if none is in use */
PositionProviderPlugin* positionProviderPlugin();
/**
* @brief gives the error message from the current position provider
*/
QString error() const;
/**
* @brief provides speed of the gps device
*/
qreal speed() const;
/**
* @brief provides direction of the gps device in degrees with geographical north
*/
qreal direction() const;
/**
* @brief Returns the timestamp of last recent tracking point.
*/
QDateTime timestamp() const;
/** @brief Returns the estimated accuracy of the current position */
GeoDataAccuracy accuracy() const;
/**
* @brief provides the visibility of the Position Tracking document
*/
bool trackVisible() const;
/** @brief Returns the current position, if any */
GeoDataCoordinates currentLocation() const;
/** @brief Returns the status of the current position provider plugin, if any */
PositionProviderStatus status() const;
/** @brief Returns true if there is no position in the track */
bool isTrackEmpty() const;
/**
* @brief Returns the total track length
* @param planetRadius Scale factor, usually the radius of the underlying planet
* @return Length of all track segments on the unit sphere scaled by planetRadius
*/
qreal length( qreal planetRadius ) const;
void readSettings();
void writeSettings();
public Q_SLOTS:
/**
* Toggles the visibility of the Position Tracking document
*/
void setTrackVisible ( bool visible );
/**
* Saves the track document to file
*/
bool saveTrack( const QString& fileName );
/**
* Removes all track segments which were recorded
*/
void clearTrack();
Q_SIGNALS:
void gpsLocation( const GeoDataCoordinates&, qreal );
void statusChanged( PositionProviderStatus status );
/**
* @brief emits positionProviderPluginChanged(0) when provider is disabled
*/
void positionProviderPluginChanged( PositionProviderPlugin *activePlugin );
private:
Q_PRIVATE_SLOT( d, void updatePosition() )
Q_PRIVATE_SLOT( d, void updateStatus() )
friend class PositionTrackingPrivate;
PositionTrackingPrivate* const d;
};
}
#endif
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