virtual void OnRightClick(double x, double y, int keys = 0, int attachment = 0);
virtual void OnSize(double x, double y);
virtual bool OnMovePre(wxDC& dc, double x, double y, double old_x, double old_y, bool display = TRUE);
virtual void OnRightClick(double x, double y, int keys = 0, int attachment = 0);
virtual void OnSize(double x, double y);
virtual bool OnMovePre(wxDC& dc, double x, double y, double old_x, double old_y, bool display = TRUE);