void set_yaxis(double min, double max);
void set_axis(double xmin, double xmax,
double ymin, double ymax);
+ void set_pen_size(int size);
public slots:
void resizeSlot( QSize *s );
timespec _lastReplot;
int64_t _numPoints;
+ int64_t _penSize;
double _displayIntervalTime;
};