tourdeflexmodules/src/mx/charts/PieChartExample.mxml

<?xml version="1.0"?>
<!--
  Licensed to the Apache Software Foundation (ASF) under one or more
      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
      the License.  You may obtain a copy of the License at

          http://www.apache.org/licenses/LICENSE-2.0

      Unless required by applicable law or agreed to in writing, software
      distributed under the License is distributed on an "AS IS" BASIS,
      WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
      See the License for the specific language governing permissions and
      limitations under the License.
  -->

<!-- Simple example to demonstrate the PieChart control. -->
<mx:Module xmlns:fx="http://ns.adobe.com/mxml/2009" xmlns:mx="library://ns.adobe.com/flex/mx"
				paddingBottom="0" paddingTop="0" paddingLeft="0" paddingRight="0"
				height="100%" width="100%">

     <fx:Script>
        <![CDATA[          
        import mx.collections.ArrayCollection;

        [Bindable]
        private var medalsAC:ArrayCollection = new ArrayCollection( [
            { Country: "USA", Gold: 35, Silver:39, Bronze: 29 },
            { Country: "China", Gold: 32, Silver:17, Bronze: 14 },
            { Country: "Russia", Gold: 27, Silver:27, Bronze: 38 } ]);
    
        private function displayGold(data:Object, field:String, index:Number, percentValue:Number):String {
            var temp:String= (" " + percentValue).substr(0,6);
            return data.Country + ": " + '\n' + "Total Gold: " + data.Gold + '\n' + temp + "%";
        }
        ]]>
    </fx:Script>

	<fx:Declarations>
	    <!-- Define custom colors for use as pie wedge fills. -->
	    <mx:SolidColor id="sc1" alpha=".6"/>
	    <mx:SolidColor id="sc2" color="red" alpha=".6"/>
	    <mx:SolidColor id="sc3" color="0x663300" alpha=".6"/>
	
	    <!-- This Stroke is used for the callout lines. -->
	    <mx:SolidColorStroke id="callouts" weight="2" color="0x999999" alpha=".8" caps="square"/>
	    
	    <!-- This Stroke is used to separate the wedges in the pie. -->
	    <mx:SolidColorStroke id="radial" weight="1" color="0xFFFFCC" alpha=".3"/>
	
	    <!-- This Stroke is used for the outer border of the pie. -->
	    <mx:SolidColorStroke id="pieborder" color="0x000000" weight="2" alpha=".5"/>
	</fx:Declarations>

    <mx:Panel title="Olympics 2004 Medals Tally Panel"
				paddingBottom="10" paddingTop="10" paddingLeft="10" paddingRight="10"
				height="100%" width="100%">
        <mx:PieChart id="chart" 
            height="100%" 
            width="100%"
            paddingRight="5" 
            paddingLeft="5" 
            showDataTips="true" 
            dataProvider="{medalsAC}">          
            <mx:series>
                <mx:PieSeries 
                    nameField="Country"
                    labelPosition="callout" 
                    field="Gold" 
                    labelFunction="displayGold" 
                    calloutStroke="{callouts}" 
                    radialStroke="{radial}" 
                    stroke="{pieborder}"
                    fills="{[sc1, sc2, sc3]}">
                    <!-- Clear the drop shadow filters from the chart. -->
                    <mx:filters>
                        <fx:Array/>
                    </mx:filters>
                </mx:PieSeries>
            </mx:series>
        </mx:PieChart>  
        <mx:Legend dataProvider="{chart}"/>
    </mx:Panel>
</mx:Module>