_graphics.setStroke(new BasicStroke(_thickness));
    public void stroke(Shape shape, int color)    {      switch(color)	{	  case IMG_COLOR_STYLED:	    strokeStyled(shape);	    break;	  case IMG_COLOR_BRUSHED:	    strokeBrushed(shape);	    break;	  default:	    _graphics.setColor(intToColor(color));	    _graphics.draw(shape);	    break;	}    }