code: public Point getLegendPosition(int lineNr, int chainNr) {
  		int x = DEFAULT_X_SPACE ;
  
  		int y = lineNr * DEFAULT_Y_STEP + DEFAULT_Y_SPACE;
  
  		y += chainNr * DEFAULT_LINE_SEPARATION;
  
  		Point p = new Point(x,y);
  		return p;
  	}
docs: provide the coordinates for where to draw the legend for line X and if it is chain 1 or 2
  
  @param lineNr which line is this for
  @param chainNr is it chain 0 or 1
  @return get the point where to draw the legend