public slots:
void slotZoomIn();
void slotZoomOut();
+ void slotGridChange();
protected:
//void keyPressEvent(QKeyEvent *event);
enum point_types { PTypeH1, PTypeP, PTypeH2 };
modes m_mode;
int m_zoomLevel;
+ int m_gridLines;
int m_currentPointIndex;
point_types m_currentPointType;
double m_grabOffsetX;