package  
{
	import flash.geom.Point;
	
	/**
	 * Represents a Voronoi Node; i.e. one of the points in the Voronoi 
	 * Diagram.  After construction of the Vorononi Diagram, a Voronoi Node 
	 * is equidistant to at least three Voronoi Sites.
	 * @author Chad Nelson
	 */
	public class VoronoiNode extends Point
	{
		public var edges : Vector.<VoronoiEdge> = new Vector.<VoronoiEdge>();
		public var name : String;
		
		public function VoronoiNode(name:String, x:Number = 0, y:Number = 0) 
		{
			this.name = name;
			super(x, y);
		}
		
		public override function toString():String {
			var o : String = "";
			o += "v" + name;
			o += "  (" + x + ", " + y + ")  ";
			
			var e1 : String = "?";
			var e2 : String = "?";
			if (edges.length > 0) {
				if (edges[0].node1 != null)
					e1 = edges[0].node1.name;
				if (edges[0].node2 != null)
					e2 = edges[0].node2.name;
			}
			o += "e" + e1 + "," + e2 + "\n";
			return o;
		}
		
		public function toStringFace():String {
			var index : String = "c" + name;
			var edge : String = "e";
			
			var e1 : String = "?";
			var e2 : String = "?";
			
			if (edges.length > 0) {
				if (edges[0].node1 != null)
					e1 = edges[0].node1.name;
				if (edges[0].node2 != null)
					e2 = edges[0].node2.name; 
			}
			return index + "  nil  e" + e1 + "," + e2 + "\n";
		}
	}
}