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Series Image Labeling

Demonstrates using a single label per series to indicate the series name./

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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" %>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>.netCHARTING Sample</title>
<script runat="server">

void Page_Load(Object sender,EventArgs e)
{

Chart.Type = ChartType.Combo;//Horizontal;
Chart.Size = "600x350";
Chart.TempDirectory = "temp";
Chart.Debug = true;
//Chart.Title = ".netCHARTING Sample";

Chart.DefaultSeries.Type = SeriesType.AreaSpline;
Chart.YAxis.Scale = Scale.Stacked;

// Demonstrates using a single label per series to indicate the series name.

// Some dofault label settigns
Chart.DefaultElement.SmartLabel.Font = new Font("Arial",11);
Chart.DefaultElement.SmartLabel.Alignment = LabelAlignment.Center;

// Make element labels show up.
Chart.DefaultElement.ShowValue = true;

// Set the default label to be empty
Chart.DefaultElement.SmartLabel.Text = "";

// *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
SeriesCollection mySC = getRandomData();

// Set the label text for the 3rd element of each series.

mySC[0].Elements[2].SmartLabel.Text = "<img:../../images/browserO.png>";
mySC[1].Elements[2].SmartLabel.Text = "<img:../../images/browserIE.png>";
mySC[2].Elements[2].SmartLabel.Text = "<img:../../images/browserS.png>";
mySC[3].Elements[2].SmartLabel.Text = "<img:../../images/browserN.png>";

// Add the random data.
Chart.SeriesCollection.Add(mySC);

}

SeriesCollection getRandomData()
{
SeriesCollection SC = new SeriesCollection();
Random myR = new Random(5);
for(int a = 1; a < 5; a++)
{
Series s = new Series();
s.Name = "Series " + a.ToString();
for(int b = 1; b < 6; b++)
{
Element e = new Element();
e.Name = "Element " + b.ToString();
e.YValue = 30 + myR.Next(30);
s.Elements.Add(e);
}
SC.Add(s);
}

return SC;
}
</script>
</head>
<body>
<div style="text-align:center">
<dotnet:Chart id="Chart" runat="server" Width="568px" Height="344px">
</dotnet:Chart>
</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" %>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>.netCHARTING Sample</title>
<script runat="server">

Sub Page_Load(ByVal sender As Object, ByVal e As EventArgs)

Chart.Type = ChartType.Combo 'Horizontal;
Chart.Size = "600x350"
Chart.TempDirectory = "temp"
Chart.Debug = True
'Chart.Title = ".netCHARTING Sample";

Chart.DefaultSeries.Type = SeriesType.AreaSpline
Chart.YAxis.Scale = Scale.Stacked

' Demonstrates using a single label per series to indicate the series name.

' Some dofault label settigns
Chart.DefaultElement.SmartLabel.Font = New Font("Arial",11)
Chart.DefaultElement.SmartLabel.Alignment = LabelAlignment.Center

' Make element labels show up.
Chart.DefaultElement.ShowValue = True

' Set the default label to be empty
Chart.DefaultElement.SmartLabel.Text = ""

' *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()

' Set the label text for the 3rd element of each series.

mySC(0).Elements(2).SmartLabel.Text = "<img:../../images/browserO.png>"
mySC(1).Elements(2).SmartLabel.Text = "<img:../../images/browserIE.png>"
mySC(2).Elements(2).SmartLabel.Text = "<img:../../images/browserS.png>"
mySC(3).Elements(2).SmartLabel.Text = "<img:../../images/browserN.png>"

' Add the random data.
Chart.SeriesCollection.Add(mySC)

End Sub

Function getRandomData() As SeriesCollection
Dim SC As SeriesCollection = New SeriesCollection()
Dim myR As Random = New Random(5)
For a As Integer = 1 To 4
Dim s As Series = New Series()
s.Name = "Series " & a.ToString()
For b As Integer = 1 To 5
Dim e As Element = New Element()
e.Name = "Element " & b.ToString()
e.YValue = 30 + myR.Next(30)
s.Elements.Add(e)
Next b
SC.Add(s)
Next a

Return SC
End Function
</script>
</head>
<body>
<div style="text-align:center">
<dotnet:Chart id="Chart" runat="server" Width="568px" Height="344px">
</dotnet:Chart>
</div>
</body>
</html>

Sample FilenameSeriesImageLabeling.aspx
Version5.0
Uses DatabaseNo

JS Charting

Gallery

Series Image Labeling