Super, you commented that insane line of code with while
;)
Here for you, simple QueueLoader (It loads items one by one, when you add item to the queue, you can store id of item in queue), that will help you with your task:
package {
import flash.display.Sprite;
import flash.display.StageAlign;
import flash.display.StageScaleMode;
import flash.events.Event;
public class StackOverflow extends Sprite {
public function StackOverflow() {
addEventListener(Event.ADDED_TO_STAGE, onAdded);
}
private function onAdded(e:Event):void {
removeEventListener(Event.ADDED_TO_STAGE, onAdded);
stage.align = StageAlign.TOP_LEFT;
stage.scaleMode = StageScaleMode.NO_SCALE;
setup();
}
private function setup():void {
//Store somewhere reference on QueueLoader to reuse it, and use queue
var loader:QueueLoader = new QueueLoader();
loader.addEventListener(QueueLoaderEvent.COMPLETE, onCompleteItem);
//Add as many images to load as you want, and store Id's of items that
//will be loaded in future, if you want...
loader.addItem("someUrl1");
loader.addItem("someUrl2");
var importantId:int = loader.addItem("someUrl3");
loader.addItem("someUrl4");
loader.addItem("someUrl6");
}
private function onCompleteItem(e:QueueLoaderEvent):void {
trace("Item loaded");
}
}
}
import flash.display.Loader;
import flash.events.Event;
import flash.events.EventDispatcher;
import flash.events.IEventDispatcher;
import flash.net.URLRequest;
internal class QueueLoader extends EventDispatcher {
private var _list:Array;
private var _cursor:int;
private var _loading:Boolean;
public function QueueLoader(target:IEventDispatcher = null) {
super(target);
_list = [];
}
public function addItem(url:String):int {
var item:Object = {url: url, id: ++_cursor};
_list.push(item);
loadNext();
return item.id;
}
override public function dispatchEvent(evt:Event):Boolean {
if (hasEventListener(evt.type) || evt.bubbles) {
return super.dispatchEvent(evt);
}
return true;
}
protected function loadNext():void {
if (_list.length > 0 && !_loading) {
var loader:Loader = new Loader();
var data:Object = _list[0];
var request:URLRequest = new URLRequest(data.url);
loader.contentLoaderInfo.addEventListener(Event.COMPLETE, onComplete, false, 0, true);
loader.load(request);
_loading = true;
}
}
private function onComplete(e:Event):void {
var data:Object = _list.shift();
data.content = e.currentTarget.content;
dispatchEvent(new QueueLoaderEvent(QueueLoaderEvent.COMPLETE, data.id, data));
_loading = false;
loadNext();
}
}
internal class QueueLoaderEvent extends Event {
public static const COMPLETE:String = "queueLoaderEventComplete";
private var _id:int;
private var _data:Object;
public function QueueLoaderEvent(type:String, $id:int, $data:Object, bubbles:Boolean = false, cancelable:Boolean = false) {
_id = $id;
_data = $data;
super(type, bubbles, cancelable);
}
override public function clone():Event {
return new QueueLoaderEvent(type, id, data, bubbles, cancelable);
}
public function get id():int {
return _id;
}
public function get data():Object {
return _data;
}
}
Your loadImage mehtod will look at the end:
public static function loadImage(path:String):int
{
return queueLoader.addItem(path);
}