multiseriesfromcolumns.aspx

来自「掌握学习.net开发的非常好的资料」· ASPX 代码 · 共 49 行

ASPX
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<%@ Page Language="VB" Debug="true" Trace="false" Description="dotnetCHARTING Component"%>
<%@ Register TagPrefix="dotnet"  Namespace="dotnetCHARTING" Assembly="dotnetCHARTING"%>
<%@ Import Namespace="System.Drawing" %>


<script runat="server">
Sub Page_Load(sender As [Object], e As EventArgs)
   'set global properties
   Chart.DefaultSeries.ConnectionString = Server.MapPath("../../database/chartsample.mdb")
   Chart.Title = "Item sales"
   Chart.XAxis.Label.Text = "Customers"
   Chart.YAxis.Label.Text = "Sales (USD)"
   
   Chart.TempDirectory = "temp"
   Chart.Debug = True
   Chart.DefaultSeries.DefaultElement.ToolTip = "%yvalue"
   
   
   
   'Add a series
   'Chart.Series.Name="Item Sale";
   Chart.Series.StartDate = New System.DateTime(2002, 1, 1, 0, 0, 0)
   Chart.Series.EndDate = New System.DateTime(2002, 12, 31, 23, 59, 59)
   Chart.Series.SqlStatement = "SELECT Orders.Name, Sum(Total) As TotalSale, Sum(1) As TotalOrder  FROM Orders  WHERE OrderDate >= #STARTDATE# AND OrderDate <= #ENDDATE#  GROUP BY Orders.Name ORDER BY Orders.Name"
   Chart.Series.DataFields = "xAxis=Name,yAxis=TotalSale=Total Sales,yAxis=TotalOrder=Total Orders"
   Chart.SeriesCollection.Add()
   
   AddHandler Chart.PostDataProcessing, AddressOf OnPostDataProcessing
End Sub 'Page_Load
 
Sub OnPostDataProcessing(sender As [Object])
   
   Dim ATotal As New Axis()
   ATotal.Orientation = dotnetCHARTING.Orientation.Right
   ATotal.Label.Text = "Number of Orders"
   
   Chart.SeriesCollection(1).YAxis = ATotal
End Sub 'OnPostDataProcessing 

</script>
<HTML><HEAD><TITLE>Multi Series From Columns Sample</TITLE></HEAD>
<BODY>
<DIV align=center>
 <dotnet:Chart id="Chart"  runat="server"/>
 
</DIV>
</BODY>
</BODY>
</HTML>

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