#ifndef RULEDIALOG_H
#define RULEDIALOG_H

#include <QDialog>
#include <QtMath>
#include "QCloseEvent"

namespace Ui {
class RuleDialog;
}

class RuleDialog : public QDialog
{
   Q_OBJECT
public:

    typedef struct
    {
        qreal lat = 0;
        qreal lng = 0;
    }point_t;

    explicit RuleDialog(QWidget *parent = 0);
    ~RuleDialog();

signals:
    void isWindowClose(char);

    void exitRuler();


    void valuechanged(int num,qreal value);

public slots:
    double GetDiatance(qreal lat1,qreal lng1,qreal lat2 ,qreal lng2);
    double GetHeading(qreal lat1,qreal lng1,qreal lat2 ,qreal lng2);

    void RulePoint(int num, qreal lat, qreal lng);
    void ShowMousePos(qreal lat,qreal lng);

    void Lineinfo(qreal dis,qreal bearing);

protected:

    void closeEvent(QCloseEvent *event);

private slots:

    void on_ConformButton_clicked();


private:
    Ui::RuleDialog *ui;
    point_t Point1;
    point_t Point2;


    quint8 CurrentPoint;

};

#endif // RULEDIALOG_H