package 
{
	import flash.utils.*;
	import flash.display.Sprite;
	import flash.events.*;
	import flash.ui.*;
	import flash.media.Sound;
	
	import flash.display.Bitmap;
   import flash.display.Sprite;
   import flash.display.BitmapData;

	import flash.net.URLLoader;
   import flash.net.URLRequest;
   import fl.controls.TextArea;
   import flash.display.Loader;
   import fl.transitions.*;
   import fl.transitions.easing.*;
   import flash.text.TextField;
   import flash.text.TextFormat;
   import fl.controls.ProgressBarDirection;
	import fl.controls.ProgressBarMode;
 
	//wow engine    
	import fr.seraf.wow.primitive.*;
	import fr.seraf.wow.constraint.*;
	import fr.seraf.wow.core.WOWEngine;
	import fr.seraf.wow.core.data.WVector;
	import fr.seraf.wow.math.*;

	// Sandy 
	import sandy.core.Scene3D;
	import sandy.core.data.*;
	import sandy.core.scenegraph.*;
	import sandy.materials.*;
	import sandy.materials.attributes.*;
	import sandy.primitive.*;
	import sandy.events.*;


	public class Example033 extends Sprite
	{
		private var wow:WOWEngine;
		private var net:Plane3D;
		private var arrayWSphere:Array = new Array();
		private var arrayWConstraint:Array = new Array();
		
		private var app02:Appearance;
		private var material03:MovieMaterial;
	  
		
		private var scene:Scene3D;
		private var camera:Camera3D;
		
		
		
		private var mainCaption:TextField;
	  private var captionText:TextField;
	  private var totalImages:TextField;
	  private var currentIndex:TextField;
	  private var textFieldFormat:TextFormat;
	  
	  private var pLoad: preloader_mc;
	  public var xmlLoader:URLLoader;
	  private var xmlData:XML;
	  
	  private var bPhoto:butterfly_photo_mc;
	  private var imageSprite:Sprite;
	  
	  /* Initialize imageLoader */
	private var imageRequest:URLRequest;
	private var imageLoader:Loader;
	  
	  /* Arrays to store image filenames and image captions */
	private var fileArray:Array;
	private var captionArray:Array;
	private var fileStr:String;

	/* Indexes */
	private var fileArrayLength:uint;
	private var currentImage:int;
	private var i:int;

	/* Caption text for whole image gallery */
	private var mainCaptionText:String;
		
		

		public function Example033()
		{
			//create an instance of the physic engine    
			wow=new WOWEngine();
			// SELECTIVE is better for dealing with lots of little particles colliding,    
			wow.collisionResponseMode = wow.SELECTIVE;
			// gravity -- particles of varying masses are affected the same    
			wow.addMasslessForce (new WVector(0,1,0));
			
			var plane01:WOWPlane = new WOWPlane();
			plane01.setPosition (0,60,0);
			plane01.elasticity=0.4;
			plane01.friction=0.0;
			//wow.addParticle (plane01);
			
			// Sandy code
			camera = new Camera3D( 800, 800 );
			camera.z = -200;
			camera.y = 50;
			camera.lookAt (0,0,0);
			var root:Group = createScene();
			scene = new Scene3D( "scene", this, camera, root );
			scene.light.setDirection(100, -350, 0);
			
			addEventListener ( Event.ENTER_FRAME, enterFrameHandler );
			 stage.addEventListener (MouseEvent.MOUSE_MOVE, mouseMovedHandler);
			 stage.addEventListener (MouseEvent.MOUSE_DOWN, mouseClickedHandler);
			 stage.addEventListener(KeyboardEvent.KEY_DOWN, keyPressed);
			 
			 
			 
			 textFieldFormat = new TextFormat();
		textFieldFormat.size = 32;
		textFieldFormat.italic = true;
		 
		 mainCaption = new TextField();
		 mainCaption.width  = 600;
		 mainCaption.height = 100;
		 mainCaption.x      = 100;
		 mainCaption.y      = 50;
		 mainCaption.text   = String("     ");
		 
		 mainCaption.setTextFormat(textFieldFormat,1,1);
		 mainCaption.textColor  = 0xFFFFFF;
		 
		 stage.addChild(mainCaption);
		 
		 captionText = new TextField();
		 captionText.width  = 600;
		 captionText.height = 50;
		 captionText.x      = 100;
		 captionText.y      = 650;
		 
		 
		 stage.addChild(captionText);
		 
		 totalImages = new TextField();
		 totalImages.width  = 75;
		 totalImages.height = 50;
		 totalImages.x      = 100;
		 totalImages.y      = 475;
		 
		 
		 stage.addChild(totalImages);
		 
		 currentIndex = new TextField();
		 currentIndex.width  = 75;
		 currentIndex.height = 50;
		 currentIndex.x      = 100;
		 currentIndex.y      = 475;
		 
		 
		 stage.addChild(currentIndex);
		 
		 
		 pLoad      = new preloader_mc();
		 xmlLoader  = new URLLoader();
		 xmlData    = new XML();
		 
		 fileArray        = new Array();
		 captionArray     = new Array();
		 fileArrayLength  = 0;
		 currentImage     = 0;
		 
		 xmlLoader.addEventListener(Event.COMPLETE, LoadXML);
		 xmlLoader.addEventListener(IOErrorEvent.IO_ERROR, noFile);
		 
		 imageRequest = new URLRequest();
		 imageLoader = new Loader();
		 
		 imageLoader.contentLoaderInfo.addEventListener(Event.OPEN,openProgress);
		imageLoader.contentLoaderInfo.addEventListener(ProgressEvent.PROGRESS,progressFunction);
		imageLoader.contentLoaderInfo.addEventListener(Event.COMPLETE, LoadImage); 
		 
		 var xmlFileName:String = new String("butterfly-photos.xml");

		/* Load filenames and image captions from file muotkatunturit-2003.xml */
		xmlLoader.load(new URLRequest(xmlFileName));
			 
		}
		
		private function createScene ():Group
		{
			// Create the root Group
			var g:Group = new Group();
			net = new Plane3D( "theNet", 100, 100, 9, 9, Plane3D.ZX_ALIGNED, "quad" );
			net.y = 10;
			net.enableBackFaceCulling = false;
			
			imageSprite = new Sprite();
			 bPhoto = new butterfly_photo_mc();
			
			var materialAttr01:MaterialAttributes = new MaterialAttributes( 
				new LightAttributes( true, 0.01),
				new LineAttributes(1, 0xFFFFFF, 1)
				);
		    var material01:Material = new ColorMaterial( 0x990000, 1, materialAttr01 );
            material01.lightingEnable = false;
		    
			material03 = new MovieMaterial( new init_mc() );
		 	material03.lightingEnable = true;
	     	app02 = new Appearance( material03 );
			
			var app01:Appearance = new Appearance( material01 );
		    net.appearance = app02;
			
			
			
			
			// vertex of the pshere
			for (var i=0; i<net.geometry.aVertex.length; i++){
				var sphere:WSphere = null;
				if(i==0 || i==9 || i==90 || i==99)
				 sphere = new WSphere(net.geometry.aVertex[i].x,
									  -net.geometry.aVertex[i].y,
									  net.geometry.aVertex[i].z,
									  1,true);
				else
				 sphere = new WSphere(net.geometry.aVertex[i].x,
									  -net.geometry.aVertex[i].y,
									  net.geometry.aVertex[i].z,
									  1,false,0.01,0.1,0);
				arrayWSphere[i] = sphere;
				wow.addParticle (arrayWSphere[i]);
			}
			
			
			for (var j=0; j<net.geometry.aEdges.length; j++){
				arrayWConstraint[j] =new WSpringConstraint(
								arrayWSphere[net.geometry.aEdges[j].vertexId1], 
								arrayWSphere[net.geometry.aEdges[j].vertexId2],
								1);
				wow.addConstraint(arrayWConstraint[j]);
				
			}
			
			/*
			
			// let's add constraints to the net
			var k = 0;
		    for (var k1=0; k1<=90; k1=k1+10){
				for (var j1=0; j1<4; j1++){ 
				  arrayWConstraint[k] =new WSpringConstraint(
								arrayWSphere[k1+j1], 
								arrayWSphere[k1+j1+1],
								1);
				      wow.addConstraint(arrayWConstraint[k]);
				  k++;
			 }
			}
			
			for (var k2=0; k2<=9; k2++){
				for (var j2=0; j2<=40; j2=j2+10){ 
			      arrayWConstraint[k] =new WSpringConstraint(
								arrayWSphere[k2+j2], 
								arrayWSphere[k2+j2+10],
								1);
			      wow.addConstraint(arrayWConstraint[k]);
				  k++;
			 }
			}
			
			 for (var k3=9; k3<=99; k3=k3+10){
				for (var j3=0; j3<4; j3++){ 
				  arrayWConstraint[k] =new WSpringConstraint(
								arrayWSphere[k3-j3], 
								arrayWSphere[k3-j3-1],
								1);
				  wow.addConstraint(arrayWConstraint[k]);
				  k++;
			 }
			}
			
			for (var k4=90; k4<=99; k4++){
				for (var j4=0; j4<=30; j4=j4+10){ 
			      arrayWConstraint[k] =new WSpringConstraint(
								arrayWSphere[k4-j4], 
								arrayWSphere[k4-j4-10],
								1);
				  wow.addConstraint(arrayWConstraint[k]);
				  k++;
			 }
			}
			
			for (var k5=0; k5<=90; k5=k5+10){
				  arrayWConstraint[k] =new WSpringConstraint(
								arrayWSphere[4+k5], 
								arrayWSphere[5+k5],
								1);
				  wow.addConstraint(arrayWConstraint[k]);
				  k++;
			}
			for (var k7=0; k7<=90; k7=k7+10){
				  arrayWConstraint[k] =new WSpringConstraint(
								arrayWSphere[5+k7], 
								arrayWSphere[4+k7],
								1);
				  wow.addConstraint(arrayWConstraint[k]);
				  k++;
			}
			
			for (var k6=0; k6<=9; k6++){
				  arrayWConstraint[k] =new WSpringConstraint(
								arrayWSphere[40+k6], 
								arrayWSphere[50+k6],
								1);
				  wow.addConstraint(arrayWConstraint[k]);
				  k++;
			}
			for (var k8=0; k8<=9; k8++){
				  arrayWConstraint[k] =new WSpringConstraint(
								arrayWSphere[50+k8], 
								arrayWSphere[40+k8],
								1);
				  wow.addConstraint(arrayWConstraint[k]);
				  k++;
			}
			*/
			
			g.addChild ( net );
			
			return g;
		}
		
		private function mouseClickedHandler(event:MouseEvent):void{
			for (var i=20; i<net.geometry.aVertex.length-20; i++){
				arrayWSphere[i].px;
				arrayWSphere[i].py += 50;
				arrayWSphere[i].pz;
			}
	
	   }
		
	  private function mouseMovedHandler (event:MouseEvent):void{
		 //net.pan=-(event.stageX-600/2)/10;
		 //net.tilt=-(event.stageY-600/2)/10; 
	   }
	   
	   // The KeyboardEvent.KEY_DOWN event handler manage key pressed by user
      private function keyPressed(event:KeyboardEvent):void
      {
         switch(event.keyCode) {
				case Keyboard.UP:
					net.tilt +=2;
					break;
				case Keyboard.DOWN:
					net.tilt -=2;
					break;
				case Keyboard.RIGHT:
					net.pan -=2;
					break;
				case Keyboard.LEFT:
					net.pan +=2;
					break;
				case 81:
					camera.roll +=2;
					break;	
				case 87:
					camera.roll -=2;
					break;	
				case 65: // a
					camera.z -=5;
					break;
				case 90: // z
					camera.z +=5;;
					break;
				case 83: //s
					camera.y -=5;
					break;
				case 88: //x
					camera.y +=5;;
					break;
				case 67: // c
					camera.x +=5;
					break;
				case 86: // v
					camera.x -=5;
					break;
				case 49: // v
					if(currentImage > 0)
					{
						currentImage--;
					}
					else
					{
						currentImage = fileArrayLength - 1;
					}
					imageRequest = new URLRequest(xmlData.image.filename[currentImage]);
					trace(String(xmlData.image.filename[currentImage]));
					imageLoader.load(imageRequest);
	
					currentIndex.text = String(currentImage+1);
					
					textFieldFormat = new TextFormat();
					textFieldFormat.size = 22;
					textFieldFormat.bold = true;
					textFieldFormat.font = "Arial";
					textFieldFormat.font = "Comic Sans MS";
					textFieldFormat.align = "center";
					textFieldFormat.color = 0xFFFFFF;
					captionText.text = captionArray[currentImage];
					captionText.setTextFormat(textFieldFormat,0,new String(captionArray[currentImage]).length);
					break;
				case 50: // v
					if(currentImage < (fileArrayLength-1))
					{
						currentImage++;
					}
					else
					{
						currentImage = 0;
					}
					imageRequest = new URLRequest(xmlData.image.filename[currentImage]);
					imageLoader.load(imageRequest);
	
					currentIndex.text = String(currentImage+1);
					
					textFieldFormat = new TextFormat();
					textFieldFormat.size = 22;
					textFieldFormat.bold = true;
					textFieldFormat.font = "Arial";
					textFieldFormat.font = "Comic Sans MS";
					textFieldFormat.align = "center";
					textFieldFormat.color = 0xFFFFFF;
					captionText.text = captionArray[currentImage];
					captionText.setTextFormat(textFieldFormat,0,new String(captionArray[currentImage]).length);
					break;	
					
					
	   
		 	}
		 }
		 
		private function enterFrameHandler ( event : Event ):void
		{
			//run the engine once  
			wow.step ();
			for (var i=0; i<net.geometry.aVertex.length; i++){
				net.geometry.aVertex[i].x = arrayWSphere[i].px;
				net.geometry.aVertex[i].y = -arrayWSphere[i].py;
				net.geometry.aVertex[i].z = arrayWSphere[i].pz;
			}
			scene.render ();
		}
	

function LoadXML(e:Event):void {
	xmlData = new XML(e.target.data);
	ParseImages(xmlData);
	}

	function noFile(evt:IOErrorEvent):void {
		captionText.text = "XML file muotkatunturit-2003.xml not found.";
	}
	
	function ParseImages(imageInput:XML):void {
	/* Get the gallery caption from imageg.xml */
	
	mainCaptionText = imageInput.gallerycaption[0].text();
	
	/* Check how many filenames are stored in images.xml */
	fileStr   = imageInput.image.filename;
	fileArray = fileStr.split("\n");
	fileArrayLength = fileArray.length;
	
	/* Store the imagenames and caption text to arrays */
	fileArray = new Array();	
	for(i = 0;i<fileArrayLength;i++)
	{
		fileArray.push(imageInput.image.filename[i]);
		captionArray.push(imageInput.image.imagecaption[i]);
	}
	
 	imageRequest = new URLRequest(imageInput.image.filename[currentImage]);
	trace("FIle:");
	trace(String(imageInput.image.filename[currentImage]));
	imageLoader.load(imageRequest);
	
	totalImages.text = String(fileArrayLength);
	currentIndex.text = String(currentImage+1);
	
	textFieldFormat = new TextFormat();
	textFieldFormat.size = 22;
	textFieldFormat.bold = true;
	textFieldFormat.font = "Arial";
	textFieldFormat.font = "Comic Sans MS";
	textFieldFormat.align = "center";
	textFieldFormat.color = 0xFFFFFF;
	
	captionText.text = captionArray[currentImage];
	captionText.setTextFormat(textFieldFormat,0,new String(captionArray[currentImage]).length);
	
	textFieldFormat = new TextFormat();
	textFieldFormat.size = 32;
	textFieldFormat.bold = true;
	textFieldFormat.font = "Arial";
	textFieldFormat.font = "Comic Sans MS";
	textFieldFormat.align = "center";
	
	mainCaption.text = mainCaptionText;
	mainCaption.setTextFormat(textFieldFormat,0,mainCaptionText.length);
	
	}
	
	function openProgress(e:Event):void {
		stage.addChild(pLoad);
		pLoad.x = stage.stageWidth/2+75;
        pLoad.y = stage.stageHeight/2;
	}

	function progressFunction(e:ProgressEvent): void
	{
		var perc:Number = e.bytesLoaded / e.bytesTotal;
   		pLoad.progressText.text = Math.ceil(perc*100).toString() + " %";
	}
	
	function LoadImage(e:Event):void {
		stage.removeChild(pLoad);
	
		bPhoto = new butterfly_photo_mc();

		imageSprite.addChild(imageLoader);
		
		imageSprite.width  = imageLoader.contentLoaderInfo.width;	
		imageSprite.height = imageLoader.contentLoaderInfo.height;
		imageSprite.x = 0;
		imageSprite.y = 0;
		
		bPhoto.addChild(imageSprite);
		 
		 material03 = new MovieMaterial( bPhoto );
		 material03.lightingEnable = true;
	     app02 = new Appearance( material03 );
		 
		 net.appearance = app02;
	
		if( bPhoto.width > imageSprite.width)
		{
			imageSprite.x =(bPhoto.width - imageSprite.width)*0.5;
		}
		if( bPhoto.height > imageSprite.height)
		{
			imageSprite.y = (bPhoto.height - imageSprite.height)*0.5;
		}	
	}
	
	}
}