📄 customattributes.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.Title = " Employees' Report"
Chart.ChartArea.Label.Text = "MouseOver John's column to see a tooltip."
Chart.XAxis.Label.Text = "Employee's Name"
Chart.YAxis.Label.Text = "Annual Salary"
Chart.YAxis.FormatString = "currency"
Chart.TempDirectory = "temp"
Chart.Debug = True
Chart.Use3D = True
Chart.DefaultSeries.DefaultElement.URL = "customAttributeTarget.aspx?name=%name&salary=%yvalue&id=%EmployeeID&department=%Department&email=%email&phone=%PhoneNumber"
'Create a series
Dim de As New DataEngine()
de.ConnectionString = "../../database/chartsample.mdb"
de.SqlStatement = "SELECT * FROM Employees"
'Set predefined data fields and some custom fields as attributes for x-Axis. (Employee抯 name)
de.DataFields = "xAxis=name,yAxis=salary,id=EmployeeID,department=Department,email,phone=PhoneNumber"
Dim sc As SeriesCollection = de.GetSeries()
If sc.Count > 0 Then
Dim ser1 As Series = sc(0)
ser1.Name = "Employees"
Dim i As Integer
For i = 0 To 2
Select Case i
Case 0
'set employees' information to annotation
' we can use all the element tokens in the text, toolTip and even url of this annotation.
Dim a As New Annotation("Employee No: %EmployeeID" + ControlChars.Lf + "Department: %Department" + ControlChars.Lf + "Email: %email" + ControlChars.Lf + "Phone: %PhoneNumber")
a.Background.Bevel = True
a.Background.Color = Color.FromArgb(150, 180, 180, 220)
' Assign the annotation to an element in the sc collection.
ser1.Elements(0).Annotation = a
Case 2
'set employees' information to Tooltip
ser1.Elements(2).ToolTip = "Employee No: %EmployeeID" + ControlChars.Lf + "Department: %Department" + ControlChars.Lf + "Email: %email" + ControlChars.Lf + "Phone: %PhoneNumber"
Case Else
End Select
Next i
End If
Chart.SeriesCollection.Add(sc)
End Sub 'Page_Load
</script>
<HTML><HEAD><TITLE>Custom Attributes</TITLE></HEAD>
<BODY>
<DIV align=center>
<dotnet:Chart id="Chart" TitleBox-Position = "FullWithLegend" runat="server"/>
</DIV>
</BODY>
</BODY>
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