forked from: forked from: [PV3D] 3D Grid でイテレーターパターンを勉強。

pv3d.orgの　3DGrid　でイテレーターパターンを勉強中。
イテレーターが回る事によって、先にクリックしたPlaneが次に選択したPlaneの位置に入ります。

by fukt 29 May 2010

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/**
 * Copyright fukt ( http://wonderfl.net/user/fukt )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/sSYY
 */

// forked from andrewreeses's forked from: [PV3D] 3D Grid でイテレーターパターンを勉強。
// forked from user_x's [PV3D] 3D Grid でイテレーターパターンを勉強。
//forked from http://pv3d.org/2009/02/01/3d-grid/
//pv3d.orgの　3DGrid　でイテレーターパターンを勉強中。
//イテレーターが回る事によって、先にクリックしたPlaneが次に選択したPlaneの位置に入ります。


package {
	import de.polygonal.ds.Array3;
	import de.polygonal.ds.Iterator;
	
	import flash.display.DisplayObject;
	import flash.display.Shape;
	import flash.events.Event;
	import flash.events.MouseEvent;
	
	import gs.TweenMax;
	
	import org.papervision3d.events.InteractiveScene3DEvent;
	import org.papervision3d.materials.MovieMaterial;
	import org.papervision3d.objects.DisplayObject3D;
	import org.papervision3d.objects.primitives.Plane;
	import org.papervision3d.view.BasicView;
	
	[SWF(width="900", height="480", backgroundColor="#ffffff", frameRate="60")]
	public class Main extends BasicView
	{
		private static const GRID_COLS:int = 30;
		private static const GRID_X_SPACING:Number = 200;
		private static const CENTER_X_OFFSET:Number = GRID_COLS  * GRID_X_SPACING / 2 - GRID_X_SPACING / 2;
		
		private static const GRID_ROWS:int = 4;
		private static const GRID_Y_SPACING:Number = 200;
		private static const CENTER_Y_OFFSET:Number = GRID_ROWS * GRID_Y_SPACING / 2 - GRID_Y_SPACING / 2;

		private static const GRID_LAYERS:int = 5;
		private static const GRID_Z_SPACING:Number = 200;
		private static const CENTER_Z_OFFSET:Number = GRID_LAYERS * GRID_Z_SPACING / 2 - GRID_Z_SPACING / 2;
		
		private var grid:Array3 = new Array3(GRID_COLS, GRID_ROWS, GRID_LAYERS);
		private var selectedPlane:Plane;
		
		private var cameraPitch:Number = 90;
		private var cameraYaw:Number = 270;
		private var cameraTarget:DisplayObject3D = DisplayObject3D.ZERO;
		private var previousMouseX:Number = 0;
		private var isOrbiting:Boolean = false;
		

		public function Main()
		{
			viewport.interactive = true; //AbstractView クラスのプロパティ　viewport　のインタラクティブを　true　にする。
			createGrid();
			startRendering();
			
			stage.addEventListener(MouseEvent.MOUSE_DOWN, mouseDownHandler);
			stage.addEventListener(MouseEvent.MOUSE_UP, mouseUpHandler);
		}
		
		private function createGrid():void
		{
			for(var i:int = 0; i < GRID_COLS; i++)
			{
				for(var j:int = 0; j < GRID_ROWS; j++)
				{
					for(var k:int = 0; k < GRID_LAYERS; k++)
					{
						var randomColor:Number = Math.random() * 0xffffff;
						var shape:Shape = new Shape();
						with(shape)
						{
							graphics.beginFill(randomColor);
							graphics.drawRect(0, 0, 5, 50);
							graphics.endFill();
						}
						var material:MovieMaterial = new MovieMaterial(shape);
						//animated needs to be true to tween the color
						material.animated = true;
						material.doubleSided = true;
						material.interactive = true;
						
						var plane:Plane = new Plane(material, 100, 100);
						
						plane.name = "plane_" + i + "_" + j + "_" + k;
						//trace("plane : " + plane);
						plane.x = i * GRID_X_SPACING - CENTER_X_OFFSET;
						plane.y = j * GRID_Y_SPACING - CENTER_Y_OFFSET;
						plane.z = k * GRID_Z_SPACING - CENTER_Z_OFFSET;
						
						plane.addEventListener(InteractiveScene3DEvent.OBJECT_CLICK, plane_objectClickHandler);
						
						//push planes references into our collection
						grid.set(i, j, k, plane); 
						
						scene.addChild(plane);
					}
				}
			}
		}
		
		private function plane_objectClickHandler(event:InteractiveScene3DEvent):void
		{
			var clickedPlane:Plane = Plane(event.target);
				
			
			if(selectedPlane != clickedPlane)
			{
				if (selectedPlane) TweenMax.to(selectedPlane, 1, { scale:1, rotationY:0 , x:clickedPlane.x , y:clickedPlane.y, z:clickedPlane.z } );
				
				
				selectedPlane = Plane(event.target);
				
				TweenMax.to(selectedPlane, 1, { scale:6, rotationY:180, x:600, y:300, z: -200 } );
				
	
				var randomColor:Number =  0xff0000;

				//loop through our grid using the iterator of Array3
				var time:Number = .1;
				
				var itr:Iterator = grid.getIterator();
				
				//コレクションの中の最初のアイテムにイテレーターを移動させる。
				itr.start();
				while(itr.hasNext())
				{
					time += .05; //　イテレーターがコレクションの中の次のアイテム(要素)をチェックする速度。これはTeenMax.toのtimeに入る。
					             // ie,各　Plane　の変色が　伝播する速度。

					if(itr.data != null) 
					{
						var plane:Plane = Plane(itr.data);
						trace("plane : " + plane);
						//We don't tween the color of the selectedPlane
						if(plane != selectedPlane)
						{
							//tint the color of the movie asset in the material
							var movieClip:DisplayObject = MovieMaterial(plane.material).movie;
							TweenMax.to(movieClip, time, {tint:randomColor});
						}
					}
					//
					itr.next();
				}	
				
			}
			
		}
		
		private function mouseDownHandler(event:MouseEvent):void
		{
			isOrbiting = true;
		}
 
		private function mouseUpHandler(event:MouseEvent):void
		{
			isOrbiting = false;
		}
		
		


		override protected function onRenderTick(event:Event=null):void //BasicView の protected　メソッド onRenderTick をオーバーライド。
		{
 			if(isOrbiting)
 			{
				var differenceX:Number = viewport.containerSprite.mouseX - previousMouseX;
	
				cameraYaw += differenceX;
				cameraYaw %= 360;
	 
				camera.orbit(cameraPitch, cameraYaw, true, camera.target);
 			}
			
			previousMouseX = viewport.containerSprite.mouseX;
			super.onRenderTick(event);
		}
	}
}