code: public void set(Vector3D v, double width, double height) {
          this.x = v.getX();
          this.y = v.getY();
          this.width = width;
          this.height = height;
      }
docs: Sets x,y-coordinate, width and height.
  
  @param v The x,y-coordinate of the center of the Ellipse.
  @param width The width of the Ellipse.
  @param height The height of the Ellipse.