Dim Chart As WinForm.Chart '定义一个图表变量
Dim Series As WinForm.ChartSeries '定义一个图系变量
Chart= e.Form.Controls("Chart1") ' 引用窗口中的图表
Chart.ChartType = ChartTypeEnum.Bar
Chart.SeriesList.Clear() '清除图表原来的图系
Series = Chart.SeriesList.Add() '增加一个图系
Series.Length = 3 '新增图系包括10个数据点
Dim arr() As String = {"技术故障_次数","装配故障_次数","零配件故障_次数"}
For i As Integer = 0 To arr.Length - 1 '指定每个数据点的位置
Series.X(i) = i '指定水平坐标
Series.Y(i) = DataTables("记录2").Compute("Sum(" & arr(i) & ")",Filter)
Chart.AxisX.SetValueLabel(i, arr(i).Split("_")(0))
Next
Chart.AxisX.AnnoWithLabels = True