anchor.diff:    }
   
     set right(value) {
  -
       if (value < this.x) {
         this.width = 0;
       }
  
positive.code:    * @param {number} height - The overall height of this ellipse.
     * @return {Phaser.Ellipse} This Ellipse object.
     */
  
    setTo(num x, num y, num width, num height) {
      this.x = x;
      this.y = y;
  
negative.code:   }
  
    set bottom(value) {
      if (value < this.y) {
        this.height = 0;
      }
  