CustomDrawSeriesEventArgsBase.LegendText Property

Gets or sets the text of the legend item of the series or series point that is currently being painted.

Namespace: DevExpress.XtraCharts

Assembly: DevExpress.XtraCharts.v23.2.dll

NuGet Package: DevExpress.Charts

Declaration

C#

public string LegendText { get; set; }

VB.NET

Public Property LegendText As String

Property Value

Type	Description
String	The text of the legend for the series currently being painted.

Remarks

If the LegendText property is set to Empty or null (Nothing in Visual Basic), the corresponding legend item will be hidden.

Example

This example demonstrates how you can conditionally customize legend items in the ChartControl.CustomDrawSeriesPoint event handler.

C#

using System;
using System.Windows.Forms;
using DevExpress.XtraCharts;
// ...

private void chartControl1_CustomDrawSeriesPoint(object sender, 
CustomDrawSeriesPointEventArgs e) {
    if (Convert.ToDouble(e.SeriesPoint.Values[0]) > 5) {
        e.LegendText = "exceeded";
        e.LegendTextColor = Color.Red;
    }
    else {
        e.LegendMarkerVisible = false;
        e.LegendTextVisible = false;
    }
}

VB.NET

Imports System
Imports System.Windows.Forms
Imports DevExpress.XtraCharts
' ...

Private Sub chartControl1_CustomDrawSeriesPoint(ByVal sender As Object, _ 
ByVal e As CustomDrawSeriesPointEventArgs) Handles chartControl1.CustomDrawSeriesPoint
    If Convert.ToDouble(e.SeriesPoint.Values(0)) > 5 Then
        e.LegendText = "exceeded"
        e.LegendTextColor = Color.Red
    Else
        e.LegendMarkerVisible = False
        e.LegendTextVisible = False
    End If
End Sub

Related GitHub Examples

The following code snippets (auto-collected from DevExpress Examples) contain references to the LegendText property.

Note

The algorithm used to collect these code examples remains a work in progress. Accordingly, the links and snippets below may produce inaccurate results. If you encounter an issue with code examples below, please use the feedback form on this page to report the issue.

C#

winforms-dashboard-custom-items/CS/TutorialsCustomItems/CustomItems/FunnelItemControlProvider.cs#L69

    e.LabelText = e.SeriesPoint.Argument + " - " + formattedValue;
    e.LegendText = e.SeriesPoint.Argument;
}

winforms-dashboard-custom-items-extension/CS/CustomItemExtension/CustomItems/Funnel/FunnelItemControlProvider.cs#L64

    e.LabelText = e.SeriesPoint.Argument + " - " + formattedValue;
    e.LegendText = e.SeriesPoint.Argument;
}

VB.NET

winforms-dashboard-custom-items/VB/TutorialsCustomItems/CustomItems/FunnelItemControlProvider.vb#L69

    e.LabelText = e.SeriesPoint.Argument & " - " & formattedValue
    e.LegendText = e.SeriesPoint.Argument
End Sub

winforms-dashboard-custom-items-extension/VB/CustomItemExtension/CustomItems/Funnel/FunnelItemControlProvider.vb#L70

    e.LabelText = e.SeriesPoint.Argument & " - " & formattedValue
    e.LegendText = e.SeriesPoint.Argument
End Sub