Dim g As New CrossTableBuilder("统计表1", DataTables("T84"))
g.VGroups.AddDef("F614", DateGroupEnum.Year, "年")
g.HGroups.AddDef("F613","锅炉房")
g.Totals.AddDef("F617", "数量")
g.Build()
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 = Forms("用气量图表").Controls("Chart1") ' 引用窗口中的图表
Chart.ChartType = ChartTypeEnum.Bar '图表类型改为Bar(条形)
Chart.SeriesList.Clear() '清除图表原来的图系
Chart.AxisX.ClearValueLabel
For Each c As Col In t.Cols
If c.Name <> "锅炉房" Then
Series = Chart.SeriesList.Add() '增加一个图系
Series.Text = c.caption '设置图系的标题
Series.Length = t.Rows.Count '设置图系的长度
For r As Integer = 0 To t.Rows.Count - 1
Series.X(r) = r
Series.Y(r) = t.Rows(r)(c.Name)
Next
End If
Next
For r As Integer = 0 To t.Rows.Count - 1
Chart.AxisX.SetValueLabel(r, t.Rows(r)("锅炉房")) '指定字符表示
Next
Chart.AxisX.AnnoWithLabels = True '启用字符标示
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)