tourdeflexmodules/src/spark/layouts/CustomLayoutFlickrWheelExample.mxml

<?xml version="1.0" encoding="utf-8"?>
<!--

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  contributor license agreements.  See the NOTICE file distributed with
  this work for additional information regarding copyright ownership.
  The ASF licenses this file to You under the Apache License, Version 2.0
  (the "License"); you may not use this file except in compliance with
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      http://www.apache.org/licenses/LICENSE-2.0

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  distributed under the License is distributed on an "AS IS" BASIS,
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<s:Module  xmlns:fx="http://ns.adobe.com/mxml/2009"
                xmlns:s="library://ns.adobe.com/flex/spark"
                xmlns:mx="library://ns.adobe.com/flex/mx"
                xmlns:my="*" minWidth="600" minHeight="350" 
				creationComplete="requestPhotos()" backgroundColor="0x323232">

     <fx:Script>
        <![CDATA[
            import mx.collections.ArrayCollection;
            import mx.rpc.events.ResultEvent;
            
            import spark.components.Group;
            import spark.components.supportClasses.GroupBase;
            import spark.effects.animation.MotionPath;

            [Bindable]
            private var photoFeed:ArrayCollection;
            
            private function requestPhotos():void {
                var params:Object = new Object();
                params.format = 'rss_200_enc';
                params.tags = searchTerms.text;
                photoService.send(params);
            }

            private function photoHandler(event:ResultEvent):void {
                photoFeed = event.result.rss.channel.item as ArrayCollection;
            }
         ]]>
    </fx:Script>

    <fx:Declarations>
        <s:HTTPService id="photoService"
            url="http://api.flickr.com/services/feeds/photos_public.gne"
            result="photoHandler(event)" />
    </fx:Declarations>
    
	<s:Panel title="Image Wheel Sample" width="100%" height="100%">
	    <s:layout>
	        <s:VerticalLayout paddingTop="10" paddingLeft="10" paddingRight="10" paddingBottom="10"/>
	    </s:layout>
		
		<s:HGroup verticalAlign="middle">
			<s:Label text="Flickr tags or search terms:" color="0xFFFFFF"/>
			<s:TextInput id="searchTerms"
				enter="requestPhotos()" text="bugs" />
			<s:Button label="Search" 
				click="requestPhotos()" />
			<!-- The slider to control the axis angle -->
			<s:HSlider id="axisSlider" minimum="-90" maximum="90"
					   value="10" liveDragging="true" width="300"/>
		</s:HGroup>
	
		<s:List width="100%" height="100%"
			dataProvider="{photoFeed}"
			itemRenderer="FlickrThumbnail"
	        id="theList">
			
			<s:layout>
			    <my:WheelLayout gap="20" axisAngle="{axisSlider.value}"/>
			</s:layout>
		</s:List>
	</s:Panel>
   
</s:Module>