📄 radarmarkers.aspx
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<%@ Page Language="vb" 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)
' This sample demonstrates using axis markers with polar and spider radar charts.
' Specify RadarMode
Chart.XAxis.RadarMode = RadarMode.Spider
Chart1.XAxis.RadarMode = RadarMode.Polar
' Add axis markers.
Chart.YAxis.Markers.Add(New AxisMarker("Marker", Color.Red, 55))
Chart1.YAxis.Markers.Add(New AxisMarker("Marker", Color.Red, 55))
Chart.XAxis.Markers.Add(New AxisMarker("Marker", Color.Orange, 55, 100))
Chart1.XAxis.Markers.Add(New AxisMarker("Marker", Color.Orange, 55, 100))
' Specify the scale range.
Chart.XAxis.ScaleRange.ValueLow =0
Chart.XAxis.ScaleRange.ValueHigh = 360
' Setup the two charts.
Chart.Type = ChartType.Radar
Chart.Size = "600x350"
Chart.TempDirectory = "temp"
Chart.Debug = True
Chart.Title = ".netCHARTING Sample"
Chart1.Type = ChartType.Radar
Chart1.Size = "600x350"
Chart1.TempDirectory = "temp"
Chart1.Debug = True
Chart1.Title = ".netCHARTING Sample"
' *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)
Chart1.SeriesCollection.Add(getRandomData())
End Sub 'Page_Load
Function getRandomData() As SeriesCollection
Dim SC As New SeriesCollection()
Dim myR As New Random(3)
Dim a As Integer
For a = 1 To 4
Dim s As New Series()
s.Name = "Series " + a.ToString()
Dim b As Integer
For b = 1 To 9
Dim e As New Element()
'e.Name = "Element " + b.ToString();
e.YValue = myR.Next(50)
e.XValue = 360 / 10 * b
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>
<dotnet:Chart id="Chart1" runat="server" Width="568px" Height="344px">
</dotnet:Chart>
</DIV>
</BODY>
</HTML>
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