/**
   * Draws a new instance of a Rectangle object with the left and right edges of the rectangle at x
   * and x + width. The top and bottom edges are at y and y + height.
   *
   * @pre an intialized DrawingTool
   * @param marco an initialized DrawingTool
   * @post leaves your DrawingTool up and at myX,myY
   */
  public void draw(DrawingTool marco) {

    marco.up();
    marco.move(myX, myY);
    marco.down();
    marco.drawRect(myWidth, myHeight);
    marco.up();
  }