/usr/include/marble/RoutingModel.h is in libmarble-dev 4:17.12.3-0ubuntu1.
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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 2010 Dennis Nienhüser <nienhueser@kde.org>
//
#ifndef MARBLE_ROUTINGMODEL_H
#define MARBLE_ROUTINGMODEL_H
#include "marble_export.h"
#include <QAbstractListModel>
class QIODevice;
/**
* A QAbstractItemModel that contains a list of routing instructions.
* Each item represents a routing step in the way from source to
* destination. Steps near the source come first, steps near the target
* last.
*/
namespace Marble
{
class RoutingModelPrivate;
class Route;
class RouteRequest;
class GeoDataCoordinates;
class PositionTracking;
class MARBLE_EXPORT RoutingModel : public QAbstractListModel
{
Q_OBJECT
Q_PROPERTY( bool deviatedFromRoute READ deviatedFromRoute NOTIFY deviatedFromRoute )
public:
enum RoutingModelRoles {
CoordinateRole = Qt::UserRole + 3,
TurnTypeIconRole,
LongitudeRole,
LatitudeRole
};
/** Constructor */
explicit RoutingModel(RouteRequest *request, PositionTracking *positionTracking, QObject *parent = 0);
/** Destructor */
~RoutingModel() override;
// Model querying
/** Overload of QAbstractListModel */
int rowCount ( const QModelIndex &parent = QModelIndex() ) const override;
/** Overload of QAbstractListModel */
QVariant headerData ( int section, Qt::Orientation orientation, int role = Qt::DisplayRole ) const override;
/** Overload of QAbstractListModel */
QVariant data ( const QModelIndex &index, int role = Qt::DisplayRole ) const override;
/** Overload of QAbstractListModel */
QHash<int, QByteArray> roleNames() const override;
// Model data filling
/**
* Export waypoints and instructions in gpx format
*/
void exportGpx( QIODevice *device ) const;
/**
* Clear any data held in the model
*/
void clear();
/**
* Maps points from the provided route request to waypoints in the model
* according to their global minimal distance. Returns the right neighbor
* (next route request item along the waypoints) of the provided position.
* Provided route must not be null.
* @return -1 If the provided route is empty, the index of the right
* neighbor along the waypoints otherwise (result is a valid RouteRequest
* index in that case)
*/
int rightNeighbor( const GeoDataCoordinates &position, RouteRequest const *const route ) const;
/**
* returns whether the gps location is on route
*/
bool deviatedFromRoute() const;
const Route & route() const;
public Q_SLOTS:
/**
* Old data in the model is discarded and a model reset is done
*/
void setRoute( const Route &route );
void updatePosition( const GeoDataCoordinates&, qreal );
Q_SIGNALS:
/**
* emits a signal regarding information about total time( seconds ) and distance( metres ) remaining to reach destination
*/
void positionChanged();
void deviatedFromRoute( bool deviated );
/** A different route was loaded */
void currentRouteChanged();
private:
RoutingModelPrivate *const d;
};
} // namespace Marble
#endif
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