package kernel;

import util.EventBus.EventBusListner;
import cc.OS;

/**
	Wrapper class for using timer.
**/
class Timer {
	private final timerID:Int;
	private final callback:Void->Void;
	private final timerListner:EventBusListner<Array<Dynamic>>;

	/**
		Create new timer with timeout in seconds.
	**/
	public function new(timeout: Int, cb: Void->Void) {
		timerID = OS.startTimer(timeout);
		callback = cb;        

		timerListner = KernelEvents.instance.on("timer",(params)->{
			if (params[1] == timerID){
				cb();
				KernelEvents.instance.removeListner(timerListner);
			}
		});
	}

	/**
		Cancle timer.
	**/
	public function cancle() {
		OS.cancelTimer(timerID);
		KernelEvents.instance.removeListner(timerListner);
	}
}