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Label Truncation

How strings can be truncated.

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<%@ Page Language="C#" Description="dotnetCHARTING Component" %>
<%@ Register TagPrefix="dotnet" Namespace="dotnetCHARTING" Assembly="dotnetCHARTING"%>
<%@ Import Namespace="System.Drawing" %>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>Label Truncation</title>
<script runat="server">

void Page_Load(Object sender,EventArgs e)
{

Chart.Width = 500;
Chart.Height = 400;
Chart.TempDirectory = "temp";
Chart.Debug = true;
Chart.LegendBox.Position = LegendBoxPosition.None;

// Demonstrates how strings can be truncated.

// First we get our data, if you would like to get the data from a database you need to use
// the data engine. See sample: features/dataEngine.aspx. Or the dataEngine tutorial in the help file.
SeriesCollection mySC = getRandomData();

// Setup the chart
Chart.DefaultSeries.Type = SeriesType.Marker;
Chart.YAxis.Maximum = 40;
Chart.DefaultSeries.DefaultElement.ShowValue = true;

// Specify a default string to trim.
Chart.DefaultSeries.DefaultElement.SmartLabel.Text = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";

// Set the default trimming length to 10 characters.
Chart.DefaultSeries.DefaultElement.SmartLabel.Truncation.Length = 10;

// Specify a trimming mode and name for each element.
mySC[0].Elements[0].Name = "TruncationMode.End";
mySC[0].Elements[0].SmartLabel.Truncation.Mode = TruncationMode.End;

mySC[0].Elements[1].Name = "TruncationMode.Middle";
mySC[0].Elements[1].SmartLabel.Truncation.Mode = TruncationMode.Middle;

mySC[0].Elements[2].Name = "TruncationMode.StartEnd";
mySC[0].Elements[2].SmartLabel.Truncation.Mode = TruncationMode.StartEnd;

mySC[0].Elements[3].Name = "TruncationMode.Start";
mySC[0].Elements[3].SmartLabel.Truncation.Mode = TruncationMode.Start;

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

}

SeriesCollection getRandomData()
{
SeriesCollection SC = new SeriesCollection();
Random myR = new Random();
for(int a = 1; a < 2; a++)
{
Series s = new Series();
s.Name = "Series " + a;
for(int b = 1; b < 5; b++)
{
Element e = new Element();
e.Name = "Element " + b;
e.YValue = 20;
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" %>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>Label Truncation</title>
<script runat="server">

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

Chart.Width = 500
Chart.Height = 400
Chart.TempDirectory = "temp"
Chart.Debug = True
Chart.LegendBox.Position = LegendBoxPosition.None

' Demonstrates how strings can be truncated.

' First we get our data, if you would like to get the data from a database you need to use
' the data engine. See sample: features/dataEngine.aspx. Or the dataEngine tutorial in the help file.
Dim mySC As SeriesCollection = getRandomData()

' Setup the chart
Chart.DefaultSeries.Type = SeriesType.Marker
Chart.YAxis.Maximum = 40
Chart.DefaultSeries.DefaultElement.ShowValue = True

' Specify a default string to trim.
Chart.DefaultSeries.DefaultElement.SmartLabel.Text = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"

' Set the default trimming length to 10 characters.
Chart.DefaultSeries.DefaultElement.SmartLabel.Truncation.Length = 10

' Specify a trimming mode and name for each element.
mySC(0).Elements(0).Name = "TruncationMode.End"
mySC(0).Elements(0).SmartLabel.Truncation.Mode = TruncationMode.End

mySC(0).Elements(1).Name = "TruncationMode.Middle"
mySC(0).Elements(1).SmartLabel.Truncation.Mode = TruncationMode.Middle

mySC(0).Elements(2).Name = "TruncationMode.StartEnd"
mySC(0).Elements(2).SmartLabel.Truncation.Mode = TruncationMode.StartEnd

mySC(0).Elements(3).Name = "TruncationMode.Start"
mySC(0).Elements(3).SmartLabel.Truncation.Mode = TruncationMode.Start

' 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()
For a As Integer = 1 To 1
Dim s As Series = New Series()
s.Name = "Series " & a
For b As Integer = 1 To 4
Dim e As Element = New Element()
e.Name = "Element " & b
e.YValue = 20
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 FilenameLabelTruncation.aspx
VersionLegacy (Pre 3.0)
Uses DatabaseNo

JS Charting

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Label Truncation