actionscript 3 - How do I create an object using code in AS3 and give it a picture as display? -

package  {     import flash.events.*;     public class declareimage extends sprite     {         var ship:sprite = new sprite();         public function declareimage()         {          }     } } 

i declared object. want give background picture compute should use sprite data type or else?

here example. of course, it's simple case (using fixed file name, etc), illustrate how achieve want , provide foundation move on.

a tip, begin class name uppercase letter.

 package   {      import flash.display.loader;      import flash.display.sprite;      import flash.events.event;      import flash.events.progressevent;      import flash.net.urlrequest;       public class declareimage extends sprite       {          private const image_url:string = 'myimage.jpg';          private var ship:sprite;          private var loader:loader;           public function declareimage()           {              ship = new sprite();              addchild(ship);               loader.contentloaderinfo.addeventlistener(progressevent.progress, loadprogresshandler, false, 0, true);              loader.contentloaderinfo.addeventlistener(event.complete, loadcompletehandler, false, 0, true);               loader.load(new urlrequest(image_url));          }           private function loadprogresshandler(event : progressevent) : void           {               trace('loading: ' +  math.round((event.bytesloaded/event.bytestotal) * 100) + '%');          }           private function loadcompletehandler(event:event):void           {               loader.contentloaderinfo.removeeventlistener(progressevent.progress, loadprogresshandler);               loader.contentloaderinfo.removeeventlistener(event.complete, loadcompletehandler);                ship.addchild(loader);               trace('complete');          }       }  }