Dim g As New CrossTableBuilder("统计表1", DataTables("课程信息"))
g.HGroups.AddDef("培训时间", DateGroupEnum.Year, "年")
g.VGroups.AddDef("课程")
\'g.Totals.AddDef("实际人数", "实际人数")
g.Totals.AddDef("人天统计", "人天统计")
g.Build()

\'-----------------------------------生成图表----------------------
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 \'图表类型改为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
chart.AxisX.Major = 1
Chart.AxisY.Major = 100
For Each c As Col In t.Cols
    If c.Name <> "年" Then
        Series = Chart.SeriesList.Add() \'增加一个图系
        Series.Text = c.Caption    \'Name \'设置图系的标题
        Series.X.DataField = "年" \'X轴绑定到产品列
        Series.Y.DataField = c.Name \'设置Y轴的绑定列
Series.DataLabelText = "{#YVAL}"
    End If
Next
\'Chart.VisualEffect = True \'加上这一行,让你的图表更漂亮
Chart.LegendVisible = True \'显示图列
Chart.LegendCompass= CompassEnum.South \'图列显示在南方(底端)
这是区分课程的代码   但是怎么加入折线的数据呢

貌似你每一次都是看不懂问题