Dim g As New CrossTableBuilder("统计表2", DataTables("报价主表"))
Dim d As Date = Date.Today.AddMonths(-0)
Dim filter As Date
g.Filter = "报价日期 >= #" & new Date(d.Year,d.Month,1) & "#"
g.Groups.AddDef("报价日期", DateGroupEnum.Year, "年")
g.Groups.AddDef("报价日期", "月")
g.HGroups.AddDef("客户")
g.Totals.AddDef("金额", "金额")
g.FromServer = True
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 dt As DataTable = DataTables("统计表2") '定义一个变量t引用数据表
Dim sm As Double = dt.Compute("Sum(金额)")
Chart= Forms("窗口1").Controls("Chart2") ' 引用窗口中的图表
Chart.VisualEffect = True '加上这一行,让你的图表更漂亮
Chart.ChartType = ChartTypeEnum.Pie '
Chart.SeriesList.Clear()
For Each dr As DataRow In dt.Select("","客户")
Series = Chart.SeriesList.Add() '增加一个图系
Series.Length = 1 '一个系列只能包括一个值
Series.Text = dr("客户") & "(" & dr("金额") & ")" '设置图系的标题
Series.Y(0) = dr("金额") '指定值
Series.DataLabelText = Math.Round(dr("金额")*100/sm,2) & "%"
Next
Chart.LegendVisible = True '显示图列
Chart.LegendCompass= CompassEnum.East
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Post By：2020/1/11 18:27:00 [显示全部帖子]
