RoutingLayer.h

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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 <earthwings@gentoo.org>
//

#ifndef MARBLE_ROUTINGLAYER_H
#define MARBLE_ROUTINGLAYER_H

#include "GeoDataCoordinates.h"
#include "LayerInterface.h"
#include "RoutingManager.h"

#include <QModelIndex>
#include <QRect>
#include <QItemSelection>

class QAbstractProxyModel;

namespace Marble
{

class MarbleWidget;
class RoutingModel;
class MarblePlacemarkModel;
class RoutingLayerPrivate;
class AlternativeRoutesModel;

class RoutingLayer: public QObject, public LayerInterface
{
    Q_OBJECT

public:
    explicit RoutingLayer( MarbleWidget *widget, QWidget *parent = 0 );

    ~RoutingLayer();

    QStringList renderPosition() const;

    qreal zValue() const;

    bool render( GeoPainter *painter, ViewportParams *viewport,
                 const QString &renderPos = "NONE", GeoSceneLayer *layer = 0 );

    RenderState renderState() const;

    void synchronizeWith( QItemSelectionModel *selection );

    void setPlacemarkModel ( MarblePlacemarkModel *model );

    void setViewContext( ViewContext viewContext );

    void setInteractive( bool interactive );

    bool isInteractive() const;

Q_SIGNALS:
    void placemarkSelected( const QModelIndex &index );

    void repaintNeeded( const QRect &rect = QRect() );

public:
    bool eventFilter( QObject *obj, QEvent *event );

private Q_SLOTS:
    void removeViaPoint();

    void showAlternativeRoutes();

    void exportRoute();

    void updateRouteState( RoutingManager::State state );

    void setViewportChanged();

private:
    RoutingLayerPrivate *const d;
    friend class RoutingLayerPrivate;

};

} // namespace Marble

#endif