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
Dim t As Table = Tables("统计表1") \'定义一个变量t引用数据表
Chart = e.Form.Controls("Chart1") \' 引用窗口中的图表
Chart.ChartType = ChartTypeEnum.Bar \'图表类型该为Bar(条形)
Chart.DataSource = "统计表1" \'设置绑定表
Chart.SeriesList.Clear() \'清除图表原来的图系
Series = Chart.SeriesList.Add() \'增加一个图系
Series.X.DataField = "产品" \'X轴绑定到产品列
Series.Y.DataField = "数量" \'Y轴绑定到数量列
Series.DataLabelText = "{#YVAL}"

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