package
  {
          import com.foed.Circle;
          import com.foed.SteeredVehicle;
          import com.foed.Vector2D;
          import com.foed.Vehicle;
          
          import flash.display.Sprite;
          import flash.display.StageAlign;
          import flash.display.StageScaleMode;
          import flash.events.Event;
  
          public class @ax-lib-flex-animation-code-02-AvoidTest extends Sprite
          {
                  private var _vehicle:SteeredVehicle;
                  private var _circles:Array;
                  private var _numCircles:int = 10;
                  
                  public function @ax-lib-flex-animation-code-02-AvoidTest()
                  {
                          stage.align = StageAlign.TOP_LEFT;
                          stage.scaleMode = StageScaleMode.NO_SCALE;
                          
                          _vehicle = new SteeredVehicle();
                          _vehicle.edgeBehavior = Vehicle.BOUNCE;
                          addChild(_vehicle);
                          
                          _circles = new Array();
                          for(var i:int = 0; i < _numCircles; i++)
                          {
                                  var circle:Circle = new Circle(Math.random() * 50 + 50);
                                  circle.x = Math.random() * stage.stageWidth;
                                  circle.y = Math.random() * stage.stageHeight;
                                  addChild(circle);
                                  _circles.push(circle);
                          }
                          
                          addEventListener(Event.ENTER_FRAME, onEnterFrame);
                  }
                  
                  private function onEnterFrame(event:Event):void
                  {
                          _vehicle.wander();
                          _vehicle.avoid(_circles);
                          _vehicle.update();
                  }
          }
  }