#ifndef ALTITUDEITEM_H
#define ALTITUDEITEM_H

#include <QGraphicsItem>
#include <QPainter>
#include <QLabel>
#include "pointlatlng.h"
#include "mapgraphicitem.h"
#include "waypointitem.h"
#include <QObject>
#include <QPoint>
#include <QGraphicsSceneMouseEvent>


namespace mapcontrol {


#ifdef QtopmapWidget
#include <mapwidgetglobal.h>
class OPMAPWIDGETSHARED_EXPORT AltitudeItem : public QObject, public QGraphicsItem {
#else
class AltitudeItem : public QObject, public QGraphicsItem {
#endif

    Q_OBJECT Q_INTERFACES(QGraphicsItem)

public:
    AltitudeItem(MapGraphicItem *map, QColor background = Qt::green);

    QRectF boundingRect() const;
    void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
    void setColor(const QColor &color)
    {
        myColor = color;
    }
private:
    MapGraphicItem *myMap;
    QColor myColor;

    float max;
    float min;

    float Altitude;//离开地面高度
    float Elevation;//离开海平面高度


    bool isDragging;

protected:

    void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
    void mousePressEvent(QGraphicsSceneMouseEvent *event);
    void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
    void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event);


public slots:


    void RefreshPos();
    void setOpacitySlot(qreal opacity);

};


} //NAME SPACE
#endif // ALTITUDEITEM_H