waypointcurve.h

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/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, see <http://www.gnu.org/licenses/>
*/
#ifndef WAYPOINTCURVE_H
#define WAYPOINTCURVE_H

#include "waypointitem.h"
#include "../core/corecommon.h"

namespace mapcontrol
{

class TLMAPWIDGET_EXPORT WayPointCurve:public QObject,public QGraphicsEllipseItem
{
    Q_OBJECT
    Q_INTERFACES(QGraphicsItem)
public:
    enum { Type = UserType + 9 };
    WayPointCurve(WayPointItem *start, WayPointItem *dest,
                  double radius, bool clockwise,
                  MapGraphicItem * map, QColor color=Qt::green);
    int type() const;
    void setColor(const QColor &color) { myColor = color; }
private:
    WayPointItem * m_start;

    WayPointItem * m_dest;

    double m_radius;

    bool m_clockwise;

    QPointF center;

    QPointF midpoint;

    double midpoint_angle;

    MapGraphicItem * my_map;
    QPolygonF arrowHead;
    QColor myColor;
protected:
    void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);

public slots:
    void refreshLocations();

    void waypointdeleted();

    void setOpacitySlot(qreal opacity);
};
}

#endif // WAYPOINTCURVE_H