Ellipse2D function ( ) { return new Ellipse2D . Double ( x , y , XSIZE , YSIZE ) ; }
gets the shape of the ball at its current position . concode_field_sep int YSIZE concode_elem_sep double dy concode_elem_sep double dx concode_elem_sep int XSIZE concode_elem_sep double x concode_elem_sep double y concode_field_sep void move