plot2D.h

#ifndef PLOT2D_H
#define PLOT2D_H
#include <math.h>
#include "DataTyps.h"
#include <QPixmap>
#include <QPainter>
#include <QRect>
#include <QBrush>
#include <QMouseEvent>
#include <QString>
#include <QFontMetricsF>
#include <QClipboard>
#include <QtWidgets/QMessageBox>


class plot2D : public QWidget{
    Q_OBJECT
public:
    plot2D(QWidget *parent = 0);
    plot2D(plot2D *src);                
    ~plot2D();
    void set_data(double** dataxy, int count);
    void set_data(double** data1xy, int count1,
                  double** data2xy, int count2,
                  double** data3xy, int count3);
    void set_labels(QString title, QString xbarlabel, QString ybarlabel);
    QSize sizeHint() const;
    QSize minimumSizeHint() const;
    void autoset_axis();                
    void set_marker(double x);          
    double get_xmin();
    void set_size(int w,int h);
    void save_to_png(QString filename);
    void settings(ProfilSettings* s);   
    void refresh_pixmap();              
public slots:
    void zoom_in();
    void zoom_out();
private:
    double *xdata, *ydata;              
    double *xdata1, *ydata1;            
    double *xdata2, *ydata2;            
    int count, count1, count2;          
    QPixmap pm;                         
    ProfilSettings s0;                  
    ProfilSettings* s;                  
    int xsteps, ysteps, showzoombox, xold, yold;
    double xstep, ystep, xstep0, ystep0;//Achsskalen
    double xprecission, yprecission;    
    double linewidth;
    double marker;
    float textheight, titleheight;      
    QPoint mouseposition;
    QString title, xbarlabel, ybarlabel;
    QRect dataarea;                     
    QRect zoombox;                      
    double xtoxdata(int x);             
    double ytoydata(int y);             
    double xdatatox(double x);          
    double ydatatoy(double y);          
    void add_axis_labels(QPainter* p);  
    void add_grid(QPainter* p);         
    void add_data(QPainter* p);         
    QColor slopetocolor(double x);      
    void init_s0();                     
signals:
    void keypressed(QKeyEvent *event);
    void mousex(double x);              
    void call_zoom_repaint(double xmin, double xmax);
    void call_fullview();               
    void clicked(double x);
protected:
    void paintEvent(QPaintEvent *);
    void resizeEvent(QResizeEvent *);
    void mousePressEvent(QMouseEvent *event);
    void mouseMoveEvent(QMouseEvent *event);
    void mouseReleaseEvent(QMouseEvent *event);
    void keyPressEvent(QKeyEvent *event);

};

#endif // GRAPH_H