AutoDisposer component for Flambe

AutoDisposer.hx

package temple.components;
import flambe.Component;

/**
	Dispose its owner entity after a given delay.
	
	Example:  
	`myEntity.add(new AutoDisposer(5);`
	
	Example with callback:  
	`myEntity.add(new AutoDisposer(5, function() trace("gone")));`
	
 	@author Mark Knol [mediamonks]
 */
class AutoDisposer extends Component 
{
	var _delay:Float;
	var _time:Float = 0;
	var _onBeforeDispose:Void->Void;
	
	public function new(delay:Float = 0, onBeforeDispose:Void->Void = null) 
	{
		_delay = (delay < 0) ? 0 : delay;
		_onBeforeDispose = onBeforeDispose;
	}
	
	override public function onUpdate(dt:Float)
	{
		_time += dt;
		
		if (_time >= _delay)
		{
			if (_onBeforeDispose != null) _onBeforeDispose();
			if (owner != null) owner.dispose();
		}
	}
}