/**
 * Classes implementing this interface represent a Mutable Position.
 */
interface MutablePosition extends ImmutablePosition {
    /**
     * Set the x value associated with this object.
     * @param x The value to set the x coordinate to.
     */
    void setX (int x);
    /**
     * Set the y value associated with this object.
     * @param y The value to set the y coordinate to.
     */
    void setY (int y);

}