package {
	import ascb.util.NumberFormat;
    public class Node
    {
        public var x:int;
        public var y:int;
        public var f:Number;
        public var g:Number;
        public var h:Number;
        public var walkable:Boolean=true;//是否可穿越（通常把障碍物节点设置为false）
        public var parent:Node;
        public var costMultiplier:Number=1.0;//代价因子

        public function Node(x:int, y:int)
        {
            this.x=x;
            this.y=y;
        }

	//方便调试输出用的toString函数
	public function toString():String{
	    var fmr:NumberFormat = new NumberFormat();
	    fmr.mask = "#.0";
	    return "x=" + this.x.toString() + ",y=" + this.y.toString() + ",g=" + fmr.format(this.g) + ",h=" + fmr.format(this.h) + ",f=" + fmr.format(this.f);
	}

    }
}