public BasketScore copy_from(BasketScore that){
			rx_baskets.SetRange (that.rx_baskets.Select (basket => basket.copy_of ()));
			return this;
		}
		public Score(){
			settings = new GameSettings.Model ();
			time = new TimeScore ();
			berries = new StrawberryScore ();
			baskets = new BasketScore ();
		}