向Flex中的LineChart中动态增添线

向Flex中的LineChart中动态添加线
package
{
        import mx.charts.CategoryAxis;
        import mx.charts.Legend;
        import mx.charts.LineChart;
        import mx.charts.series.LineSeries;
        import mx.collections.ArrayCollection;
        import mx.containers.HBox;
        import mx.containers.VBox;

        public class createChat extends VBox
        {
               
                /**
                 *
                 * @用于根据一个ArrayCollection生成多个lineChat
                 */
                //用于保存各chat
                public var chartArray:Array=new Array
                private var Width:int = 400
                private var Height:int = 300
                private var fontColor:String = "0x000000"
                /**
                 *
                 * @param S 主值
                 * @param A        相关条件
                 * @param D        dataProvider
                 *
                 *
                 */
                public function createChat(S:String, A:Array, D:ArrayCollection):void
                {
                        for (var i:int=0; i < A.length; i++)
                        {
                                var _titleArr:Array=A[i].toString().split(",")

                                var lineChart:LineChart=new LineChart
                                lineChart.width=Width
                                lineChart.height=Height
                                lineChart.setStyle("color", fontColor)
                                lineChart.dataProvider=D;

                                var lineHAxis:CategoryAxis=new CategoryAxis()
                                lineHAxis.categoryField=S;
                                lineHAxis.dataProvider=D;
                                lineChart.horizontalAxis=lineHAxis;

                                var myLineSeries:Array=new Array();
                                for (var j:int=0; j < _titleArr.length; j++)
                                {
                                        var lineSeries:LineSeries=new LineSeries();
                                        lineSeries.xField=S;
                                        lineSeries.yField=_titleArr[j];
                                        lineSeries.displayName=_titleArr[j];
                                        myLineSeries.push(lineSeries);
                                }
                                lineChart.series=myLineSeries;

                                var chartLegend:Legend=new Legend
                                chartLegend.setStyle("color", fontColor)
                                chartLegend.dataProvider=lineChart;
                                lineChart.showDataTips=true;
        
                                var hbox:HBox=new HBox
                                hbox.addChild(lineChart);
                                hbox.addChild(chartLegend);
                                this.addChild(hbox);
                                chartArray.push(hbox);
                        }
                }
                public function removeAll():void{
                        this.removeAllChildren()
                }
        }
}

文章出处：飞诺网(www.firnow.com):http://dev.firnow.com/course/1_web/javascript/jsjs/20090826/172389.html