/*
A spawn point is a place where occasionally 
things spawn

*/

package {
	import flash.display.Sprite;
	
	public class spawnPoint extends Sprite {
		
		private var px, py:Number; // where we are
		private var theCounter:int; 		
		private var theFacing:int; 		
		private var theLimit:int; 	
		private var body:spawn_symb;
		
		
		// constructor; called once at beginning
		public function spawnPoint(startX:Number, startY:Number, lim:int) {
			
			px = startX;
			py = startY;
			if (Math.random()>0.5) {
				theFacing=1;
			} else {
				theFacing=2;
			}
			body = new spawn_symb();
			x=0;
			y=0;
			body.x = px;
			body.y = py;
			addChild(body);
			
			theCounter = 0;
			theLimit = lim;
		}

		// call this once per frame
		// doesn't take care of collision results
		public function getX():Number {
			return px;
		}

		public function getY():Number {
			return py;
		}
		
		public function getFacing():int {
			return theFacing;
		}
		
		public function updater():Boolean {
			var turn:Number;
			turn = theCounter;
			turn = (turn/theLimit)*360.0;
			++theCounter;
			body.rotation = turn;
			if (theCounter>=theLimit) { 
				theCounter =0;
				return true; 
			}
			else { return false; }
		}
		
	}
}