customplot.h

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#ifndef CUSTOMPLOT_H
#define CUSTOMPLOT_H
 
#include "../dependencies/qcustomplot/qcustomplot.h"
#include "../NeTrainSim/util/vector.h"
 
 
class CustomPlot : public QCustomPlot
{
    Q_OBJECT
 
public:
    explicit CustomPlot(QWidget *parent = nullptr);
 
protected:
    virtual void mousePressEvent(QMouseEvent *event) override;
 
    virtual void mouseDoubleClickEvent(QMouseEvent *event) override;
 
    virtual void mouseMoveEvent(QMouseEvent *event) override;
 
    virtual void mouseReleaseEvent(QMouseEvent *event) override;
 
    virtual void wheelEvent(QWheelEvent *event) override;
 
private:
    bool m_isPanning;                 // Flag to indicate if panning is in progress
    double m_x0, m_y0;                // Initial coordinates for panning
    double m_xPress, m_yPress;        // Press coordinates for panning
    double m_curXRange, m_curYRange;  // Current axis ranges
    bool m_isScrollButtonClicked;     // Flag to indicate if the scroll button is clicked
 
    qint64  zoomResetTimeStamp;       // Time stamp for last zoom reset
    int zoomResetClickCounter;        // Counter for consecutive zoom reset clicks
 
    double panningSensitivity = 1.0;  // Sensitivity factor for panning
 
private:
    void centerDrawing();
 
    std::pair<Vector<double>, Vector<double>> getAllPointsPositions(QCPGraph &graph);
 
    double calculateSensitivity();
 
    QPointF getClosestPoint(QMouseEvent *event);
 
signals:
    void zoomReset();
 
    void pointLeftSelected(QPointF point);
 
    void pointRightSelected(QPointF point);
 
public slots:
    void resetZoom();
};
 
#endif // CUSTOMPLOT_H