gistfile1.as

package 
{
	import away3d.animators.PathAnimator;
	import away3d.cameras.Camera3D;
	import away3d.containers.ObjectContainer3D;
	import away3d.containers.Scene3D;
	import away3d.containers.View3D;
	import away3d.core.utils.Debug;
	import away3d.materials.ColorMaterial;
	import away3d.materials.VideoMaterial;
	import away3d.primitives.Arrow;
	import away3d.primitives.Plane;
	import away3d.primitives.Trident;
	import com.bit101.components.PushButton;
	import flash.display.Sprite;
	import flash.display.StageAlign;
	import flash.display.StageScaleMode;
	import flash.events.Event;
	import flash.events.MouseEvent;
	import flash.geom.Vector3D;
	import myclass.data.PathAWpath_0;
	
	public class Main extends Sprite 
	{
		private var scene:Scene3D;
		private var camera:Camera3D;
		private var view:View3D;
		private var material:VideoMaterial;
		private var container:ObjectContainer3D;
		private var lastRotationX:Number;
		private var lastRotationY:Number;
		private var move:Boolean;
		private var lastMouseY:Number;
		private var lastMouseX:Number;
		private var pa:PathAnimator;
		private var time:Number;
		private var loader:Loader3D;
		private var pb:PushButton;
		private var playAnimation:Boolean;
		private var arrow:Arrow;
		private var plane:Plane;
		
		public function Main():void 
		{
			if (stage) init();
			else addEventListener(Event.ADDED_TO_STAGE, init);
		}
		
		private function init(e:Event = null):void 
		{
			removeEventListener(Event.ADDED_TO_STAGE, init);
			// entry point

			stage.align = StageAlign.TOP_LEFT;
			stage.scaleMode = StageScaleMode.NO_SCALE;
			Debug.active = true;
			playAnimation = false;
			pb = new PushButton(this, 0, 0, "start", clickHandler);
			init3D();
		}
		
		private function clickHandler(e:MouseEvent):void 
		{
			time = 0;
			var r:Array = [new Vector3D(0, 0, 0), new Vector3D(0, 0, 0), new Vector3D(0, 0, 0) ];
			var o:Object = {	alignToPath:true,
								targetobject:null,
								rotations:r,
								fps:30,
								offset:new Vector3D(0,100,0)
								};
			pa = new PathAnimator(new PathAWpath_0(), arrow, o);
			playAnimation = true;
		}
		
		private function init3D():void 
		{
			scene = new Scene3D();
			camera = new Camera3D();
			camera.y = 1000;
			camera.z = -2000;
			view = new View3D();
			view.x = stage.stageWidth / 2;
			view.y = stage.stageHeight / 2;
			view.scene = scene;
			view.camera = camera;
			addChild(view);
			
			var axis:Trident = new Trident(250, true);
			scene.addChild(axis);
			
			// 拿 flv 的材質
			material = new VideoMaterial();
			material.loop = true;
			material.file = "video/1.flv";
			material.smooth = true;
			
			plane = new Plane();
			plane.z = 0;
			plane.width = 1000;
			plane.height = 600;
			plane.rotationX = 90;
			plane.material = material;
			
			arrow = new Arrow();
			arrow.width = 200;
			arrow.height = 150;
			arrow.tailLength = 50;
			arrow.tailWidth = 125;
			arrow.thickness = 50;
			arrow.material = new ColorMaterial("random");
			
			container = new ObjectContainer3D(plane, arrow);
			scene.addChild(container);
			
			addEventListener(Event.ENTER_FRAME, _onEnterFrame);
			addEventListener(Event.ADDED_TO_STAGE, _onAddedToStage);
		}
		
		private function _onAddedToStage(e:Event):void 
		{
			removeEventListener(Event.ADDED_TO_STAGE, _onAddedToStage);

			view.x = stage.stageWidth / 2;
			view.y = stage.stageHeight / 2;

			//stage.addEventListener(MouseEvent.MOUSE_DOWN, onMouseDown);
			//stage.addEventListener(MouseEvent.MOUSE_UP, onMouseUp);
		}
		
		private function onMouseUp(e:MouseEvent):void 
		{
			move = false;
		}
		
		private function onMouseDown(e:MouseEvent):void 
		{
			lastRotationX = container.rotationX;
			lastRotationY = cube.rotationY;
			lastMouseX = mouseX;
			lastMouseY = mouseY;
			move = true;
		}

		private function _onEnterFrame(e:Event):void 
		{
			if (move) {
				container.rotationX = (mouseY - lastMouseY)/10 + lastRotationX;
				if (container.rotationX > 90)
					container.rotationX = 90;
				if (container.rotationX < -90)
					container.rotationX = -90;
				cube.rotationY = (lastMouseX - mouseX)/10 + lastRotationY;
			}
			if (playAnimation) {
				// play fast or slow
				time = (time +0.001 > 1)? 0 : time + 0.001;
				pa.update(time);
				// fixed arrow's rotation
				arrow.rotationX -= 180;
				camera.lookAt(arrow.position);
			}
			view.render();
		}
		
	}
	
}