code: public void fillOval(float x1, float y1, float width, float height,
  			int segments) {
  		fillArc(x1, y1, width, height, segments, 0, 360);
  	}
docs: Fill an oval to the canvas
  
  @param x1
  The x coordinate of the top left corner of a box containing
  the oval
  @param y1
  The y coordinate of the top left corner of a box containing
  the oval
  @param width
  The width of the oval
  @param height
  The height of the oval
  @param segments
  The number of line segments to use when filling the oval