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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" %>
<%@ Import Namespace="System.Drawing.Drawing2D" %>
<HTML>
<HEAD>
<TITLE>.netCHARTING Sample</TITLE>
<script runat="server">
Sub Page_Load(sender As [Object], e As EventArgs)
' Set the chart type
Chart.Type = ChartType.Gauges
' Set the size
Chart.Width = Unit.Parse(600)
Chart.Height = Unit.Parse(350)
' Set the temp directory
Chart.TempDirectory = "temp"
' Debug mode. ( Will show generated errors if any )
Chart.Debug = True
Chart.Title = "My Chart"
' Set a default gauge face background color.
Chart.DefaultSeries.Background.Color = Color.White
Chart.TitleBox.Position = TitleBoxPosition.FullWithLegend
'Chart.DefaultSeries.Type = SeriesType.Line;
Chart.DefaultElement.ErrorOffset = 25
' *DYNAMIC DATA NOTE*
' This sample uses random data to populate the chart. To populate
' a chart with database data see the following resources:
' - Classic samples folder
' - Help File > Data Tutorials
' - Sample: features/DataEngine.aspx
Dim mySC As SeriesCollection = getRandomData()
' Add the random data.
Chart.SeriesCollection.Add(mySC)
End Sub 'Page_Load
Function getRandomData() As SeriesCollection
Dim SC As New SeriesCollection()
Dim myR As New Random(1)
Dim a As Integer
For a = 0 To 1
Dim s As New Series()
s.Name = "Series " & a
Dim b As Integer
For b = 0 To 0
Dim e As New Element()
e.Name = "Element " & b
'e.XValue = (a+1)*4+b;
e.YValue = 20 + myR.Next(50) +(2 - a) * 80
s.Elements.Add(e)
Next b
SC.Add(s)
Next a
' Set Different Colors for our Series
SC(0).DefaultElement.Color = Color.FromArgb(49, 255, 49)
SC(1).DefaultElement.Color = Color.FromArgb(255, 255, 0)
'SC[2].DefaultElement.Color = Color.FromArgb(255,99,49);
'SC[3].DefaultElement.Color = Color.FromArgb(0,156,255);
Return SC
End Function 'getRandomData
</script>
</HEAD>
<BODY>
<DIV align="center">
<dotnet:Chart id="Chart" runat="server" Width="568px" Height="344px">
</dotnet:Chart>
</DIV>
</BODY>
</HTML>
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