新手问题—关于FLEX曲线上数据点显示
废话少说上代码！主要是红色部分，让数据点一直显示。
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<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="absolute">
??? <mx:Script><![CDATA[
??????? import mx.collections.ArrayCollection;
??????? import mx.charts.events.ChartEvent;
??????? import mx.controls.Alert;
??????? [Bindable]
??????? public var clickData:ArrayCollection = new ArrayCollection([
??????????? {Date:"2月2日", Profit:33456567, Duration:23423234},
??????????? {Date:"2月3日", Profit:50892344, Duration:12313453},
??????????? {Date:"2月4日", Profit:23034586, Duration:56232343},
??????????? {Date:"2月5日", Profit:12439623, Duration:78345451},
??????????? {Date:"2月6日", Profit:40285234, Duration:1235123},
??????????? {Date:"2月7日", Profit:60345642, Duration:23544536}
??????? ]);
??????? public function showAllTips():void {
??????????? linechart1.showAllDataTips = !linechart1.showAllDataTips;
??????? };
??????? public function chartEventHandler(event:ChartEvent):void{
??????????? myValue.text = [event.currentTarget,event.localX.toString(),event.localY.toString()].join("/");
??????? };
??????? public function lineEventHandler(event:MouseEvent):void{
??????????? var ls:LineSeries=event.target as LineSeries;
????????????????? }
???????
??? ]]></mx:Script>
???
??? <mx:Style>
??? .axisTitles {
?????? color:red;
?????? fontWeight:bold;
?????? fontFamily:宋体;
?????? fontSize:14;
??? }
??? LineChart {
?????? axisTitleStyleName:axisTitles;
??? }
??? </mx:Style>
???
???
??? <mx:Panel layout="absolute" title="统计图表" top="10" left="10" right="10" bottom="40">
??????? <mx:LineChart id="linechart1" top="0" left="0" right="0" bottom="0" dataProvider="{clickData}" showDataTips="true" themeColor="#E314D7" itemSelectionColor="#FF0000" itemRollOverColor="#0600FF" fontFamily="宋体" fontAntiAliasType="advanced" chartClick="chartEventHandler(event)">
??????????? <mx:horizontalAxis>
??????????????? <mx:CategoryAxis categoryField="Date" title="时间"/>
??????????? </mx:horizontalAxis>
??????????? <mx:series>
??????????????? <mx:LineSeries displayName="点击率" itemRenderer="mx.charts.renderers.CircleItemRenderer"? yField="Profit" form="curve"? click="lineEventHandler(event)"/>
??????????? </mx:series>
??????? </mx:LineChart>
??????? <mx:Legend dataProvider="{linechart1}" right="10" top="10"/>
??? </mx:Panel>
??? <mx:Button label="切换所有采集点提示" width="139" click="{showAllTips()}" bottom="10" left="10"/>
??? <mx:TextInput id="myValue" bottom="10" left="157" width="334"/>
???
</mx:Application>
