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Gallery > Legend Box

Legend Columns

Demonstrates adding a column microChart into a legend box value column.

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<%@ Page Language="C#" Description="dotnetCHARTING Component" %>
<%@ Register TagPrefix="dotnet" Namespace="dotnetCHARTING" Assembly="dotnetCHARTING" %>
<%@ Import Namespace="System.Drawing" %>
<%@ Import Namespace="System.Drawing.Drawing2D" %>

<script runat="server">

void Page_Load(Object sender, EventArgs e)
{
// Demonstrates adding a column microChart into a legend box value column.

Chart.TempDirectory = "temp";
Chart.Debug = true;

Chart.Use3D = true;
Chart.Type = ChartType.Donut;
Chart.DonutHoleSize = 85;
Chart.Size = "930x524";
Chart.ChartArea.DefaultCorner = BoxCorner.Round;
Chart.ChartArea.Background.ShadingEffectMode = ShadingEffectMode.Five;

Chart.LegendBox.Position = new Point(370, 220);
Chart.LegendBox.Template = "%Name%Value%Icon";
Chart.LegendBox.DefaultEntry.Value = "<Chart:Column height='15' values='%YValueList' > (%YSum)";
Chart.LegendBox.DefaultCorner = BoxCorner.Round;

// Add the random data.
Chart.SeriesCollection.Add(getRandomData());
}

SeriesCollection getRandomData()
{
Random myR = new Random(1);
SeriesCollection SC = new SeriesCollection();
int a = 0;
int b = 0;
for (a = 1; a < 5; a++)
{
Series s = new Series("Series " + a.ToString());
int c = 5+myR.Next(10);
for (b = 1; b < c; b++)
{
Element e = new Element("Element " + b.ToString());
e.YValue = myR.Next(80)*a;
s.Elements.Add(e);
}
SC.Add(s);
}
return SC;
}

SeriesCollection getLiveData()
{
DataEngine de = new DataEngine("ConnectionString goes here");
de.ChartObject = Chart; // Necessary to view any errors the dataEngine may throw.
de.SqlStatement = "SELECT XAxisColumn, YAxisColumn FROM ....";
return de.GetSeries();
}

</script>

<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>.netCHARTING Sample</title>
</head>
<body>
<div align="center">
<dotnet:Chart ID="Chart" runat="server" />
</div>
</body>
</html>

<%@ Page Language="vb" Description="dotnetCHARTING Component" %>
<%@ Register TagPrefix="dotnet" Namespace="dotnetCHARTING" Assembly="dotnetCHARTING" %>
<%@ Import Namespace="System.Drawing" %>
<%@ Import Namespace="System.Drawing.Drawing2D" %>

<script runat="server">

Sub Page_Load(ByVal sender As Object, ByVal e As EventArgs)
' Demonstrates adding a column microChart into a legend box value column.

Chart.TempDirectory = "temp"
Chart.Debug = True

Chart.Use3D = True
Chart.Type = ChartType.Donut
Chart.DonutHoleSize = 85
Chart.Size = "930x524"
Chart.ChartArea.DefaultCorner = BoxCorner.Round
Chart.ChartArea.Background.ShadingEffectMode = ShadingEffectMode.Five

Chart.LegendBox.Position = New Point(370, 220)
Chart.LegendBox.Template = "%Name%Value%Icon"
Chart.LegendBox.DefaultEntry.Value = "<Chart:Column height='15' values='%YValueList' > (%YSum)"
Chart.LegendBox.DefaultCorner = BoxCorner.Round

' Add the random data.
Chart.SeriesCollection.Add(getRandomData())
End Sub

Function getRandomData() As SeriesCollection
Dim myR As Random = New Random(1)
Dim SC As SeriesCollection = New SeriesCollection()
Dim a As Integer = 0
Dim b As Integer = 0
For a = 1 To 4
Dim s As Series = New Series("Series " & a.ToString())
Dim c As Integer = 5+myR.Next(10)
For b = 1 To c - 1
Dim e As Element = New Element("Element " & b.ToString())
e.YValue = myR.Next(80)*a
s.Elements.Add(e)
Next b
SC.Add(s)
Next a
Return SC
End Function

Function getLiveData() As SeriesCollection
Dim de As DataEngine = New DataEngine("ConnectionString goes here")
de.ChartObject = Chart ' Necessary to view any errors the dataEngine may throw.
de.SqlStatement = "SELECT XAxisColumn, YAxisColumn FROM ...."
Return de.GetSeries()
End Function

</script>

<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>.netCHARTING Sample</title>
</head>
<body>
<div align="center">
<dotnet:Chart ID="Chart" runat="server" />
</div>
</body>
</html>

Sample FilenameLegendColumns.aspx
Version5.2
Uses DatabaseNo

JS Charting

Gallery

Legend Columns