code: @Override
      public void drawOval(int x, int y, int width, int height) {
          setOval(x, y, width, height);
          draw(this.oval);
      }
docs: Draws an oval framed by the rectangle {@code (x, y, width, height)}
  using the current {@code paint} and {@code stroke}.
  
  @param x  the x-coordinate.
  @param y  the y-coordinate.
  @param width  the width.
  @param height  the height.
  
  @see #fillOval(int, int, int, int)