package
  {
          import com.friendsofed.isometric.DrawnIsoBox;
          import com.friendsofed.isometric.DrawnIsoTile;
          import com.friendsofed.isometric.IsoWorld;
          import com.friendsofed.isometric.Point3D;
          
          import flash.display.Sprite;
          import flash.display.StageAlign;
          import flash.display.StageScaleMode;
          import flash.events.Event;
          import flash.events.MouseEvent;
          import flash.filters.BlurFilter;
  
          [SWF(backgroundColor=0xffffff)]
          public class @ax-lib-flex-animation-code-03-MotionTest2 extends Sprite
          {
                  private var world:IsoWorld;
                  private var box:DrawnIsoBox;
                  private var shadow:DrawnIsoTile;
                  private var gravity:Number = 2;
                  private var friction:Number = 0.95;
                  private var bounce:Number = -0.9;
                  private var filter:BlurFilter;
                  
                  public function @ax-lib-flex-animation-code-03-MotionTest2()
                  {
                          stage.align = StageAlign.TOP_LEFT;
                          stage.scaleMode = StageScaleMode.NO_SCALE;
                          
                          world = new IsoWorld();
                          world.x = stage.stageWidth / 2;
                          world.y = 100;
                          addChild(world);
                          
                          for(var i:int = 0; i < 20; i++)
                          {
                                  for(var j:int = 0; j < 20; j++)
                                  {
                                          var tile:DrawnIsoTile = new DrawnIsoTile(20, 0xcccccc);
                                          tile.position = new Point3D(i * 20, 0, j * 20);
                                          world.addChildToFloor(tile);
                                  }
                          }
                          
                          box = new DrawnIsoBox(20, 0xff0000, 20);
                          box.x = 200;
                          box.z = 200;
                          world.addChildToWorld(box);
                          
                          shadow = new DrawnIsoTile(20, 0);
                          shadow.alpha = .5;
                          world.addChildToFloor(shadow);
                          
                          filter = new BlurFilter();
                          
                          addEventListener(Event.ENTER_FRAME, onEnterFrame);
                          stage.addEventListener(MouseEvent.CLICK, onClick);
                  }
                  
                  private function onClick(event:MouseEvent):void
                  {
                          box.vx = Math.random() * 20 - 10;
                          box.vy = -Math.random() * 40;
                          box.vz = Math.random() * 20 - 10;
                  }
                  private function onEnterFrame(event:Event):void
                  {
                          box.vy += 2;
                          box.x += box.vx;
                          box.y += box.vy;
                          box.z += box.vz;
                          if(box.x > 380)
                          {
                                  box.x = 380;
                                  box.vx *= -.8;
                          }
                          else if(box.x < 0)
                          {
                                  box.x = 0;
                                  box.vx *= bounce;
                          }
                          if(box.z > 380)
                          {
                                  box.z = 380;
                                  box.vz *= bounce;
                          }
                          else if(box.z < 0)
                          {
                                  box.z = 0;
                                  box.vz *= bounce;
                          }
                          if(box.y > 0)
                          {
                                  box.y = 0;
                                  box.vy *= bounce;
                          }
                          box.vx *= friction;
                          box.vy *= friction;
                          box.vz *= friction;
                          
                          shadow.x = box.x;
                          shadow.z = box.z;
                          filter.blurX = filter.blurY = -box.y * .25;
                          shadow.filters = [filter];
                  }
          }
  }