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Antiguo 06/11/2010, 15:18
SantiagoFlash
 
Fecha de Ingreso: octubre-2010
Ubicación: San juan Argentina
Mensajes: 95
Antigüedad: 13 años, 6 meses
Puntos: 0
Respuesta: Ayuda para un carrusel en Flash (AS3) con XML

Nose si qeres crear un Menu carrusel o un carrusel de imagenes igual te dejo que es para menu o lo que quieras le tendras qe cambiar un par de configuraciones dependiendo de lo que quieras uno y solo le cambias la ruta de el XML qe tengas creado


Código:
const IMAGE_WIDTH:uint = 70;
const IMAGE_HEIGHT:uint = 70;


var focalLength:Number = 500;


var vanishingPointX:Number = stage.stageWidth / 2;
var vanishingPointY:Number = stage.stageHeight / 2;


var floor:Number = 40;


var angleSpeed:Number = 0;


var radius:Number = 200;


var xmlFilePath:String = "iconos.xml";

var xml:XML;

var imageHolders:Array = new Array();

var numberOfLoadedImages:uint = 0;


var numberOfImages:uint = 0;


var loader = new URLLoader();
loader.load(new URLRequest(xmlFilePath));


loader.addEventListener(Event.COMPLETE, xmlLoaded);


function xmlLoaded(e:Event):void {


	xml = new XML(loader.data);
	xml.ignoreWhitespace = true;


	loadImages();
}


function loadImages():void {


	numberOfImages = xml.number_of_images;


	for each (var image:XML in xml.images.image) {


		var imageHolder:MovieClip = new MovieClip();


		var imageLoader = new Loader();


		imageHolder.addChild(imageLoader);


		imageHolder.mouseChildren = false;


		imageLoader.x = - (IMAGE_WIDTH / 2);
		imageLoader.y = - (IMAGE_HEIGHT / 2);


		imageHolder.urlxml = image.url;


		imageHolders.push(imageHolder);


		imageLoader.load(new URLRequest(image.url));


		imageLoader.contentLoaderInfo.addEventListener(Event.COMPLETE, imageLoaded);
	}
}


function imageLoaded(e:Event):void {

	numberOfLoadedImages++;


	e.target.content.smoothing = true;


	if (numberOfLoadedImages == numberOfImages) {

		//Set up the carousel
		initializeCarousel();
	}
}

function initializeCarousel():void {


	var angleDifference:Number = Math.PI * (360 / numberOfImages) / 180;


	for (var i:uint = 0; i < imageHolders.length; i++) {


		var imageHolder:MovieClip = (MovieClip)(imageHolders[i]);


		var startingAngle:Number = angleDifference * i;


		imageHolder.xpos3D = radius * Math.cos(startingAngle);
		imageHolder.zpos3D = radius * Math.sin(startingAngle);
		imageHolder.ypos3D = floor;


		imageHolder.currentAngle = startingAngle;


		var scaleRatio = focalLength/(focalLength + imageHolder.zpos3D);


		imageHolder.scaleX = imageHolder.scaleY = scaleRatio;


		imageHolder.alpha = 0.3;


		imageHolder.addEventListener(MouseEvent.MOUSE_OVER, mouseOverImage);
		imageHolder.addEventListener(MouseEvent.MOUSE_OUT, mouseOutImage);


		imageHolder.addEventListener(MouseEvent.CLICK, imageClicked);


		imageHolder.x = vanishingPointX + imageHolder.xpos3D * scaleRatio;
		imageHolder.y = vanishingPointY + imageHolder.ypos3D * scaleRatio;


		addChild(imageHolder);
	}


	addEventListener(Event.ENTER_FRAME, rotateCarousel);
}

function rotateCarousel(e:Event):void {


	angleSpeed = (mouseX / stage.stageWidth * 0.1);


	for (var i:uint = 0; i < imageHolders.length; i++) {


		var imageHolder:MovieClip = (MovieClip)(imageHolders[i]);


		imageHolder.currentAngle += angleSpeed;


		imageHolder.xpos3D=radius*Math.cos(imageHolder.currentAngle);
		imageHolder.zpos3D=radius*Math.sin(imageHolder.currentAngle);


		var scaleRatio = focalLength/(focalLength + imageHolder.zpos3D);


		imageHolder.scaleX=imageHolder.scaleY=scaleRatio;

		imageHolder.x=vanishingPointX+imageHolder.xpos3D*scaleRatio;
		imageHolder.y=vanishingPointY+imageHolder.ypos3D*scaleRatio;
	}
	
	//sortZ();
}

function sortZ():void {

	imageHolders.sortOn("zpos3D", Array.NUMERIC | Array.DESCENDING);

	//Set new child indexes for the images
	for (var i:uint = 0; i < imageHolders.length; i++) 
	setChildIndex(imageHolders[i], i);	
}

//This function is called when the mouse is over an imageHolder
function mouseOverImage(e:Event):void {

	//Set alpha to 1
	e.target.alpha=1;
}
function mouseOutImage(e:Event):void {

	//Set alpha to 0.3
	e.target.alpha=0.3;
}
function imageClicked(e:Event):void {

	navigateToURL(new URLRequest(e.target.urlxml));
}
SALUDOS