HeatmapControl.ExportToImage(String) Method

SECURITY-RELATED CONSIDERATIONS

Using file paths sourced from untrusted input may expose unauthorized files or allow unintended file access. Always validate and normalize all external paths to prevent path manipulation.

Exports the Heatmap Control as an image to the specified file.

Namespace : DevExpress.Xpf.Charts.Heatmap

Assembly : DevExpress.Xpf.Charts.v25.2.dll

NuGet Package : DevExpress.Wpf.Charts

csharp

public void ExportToImage(
    string filePath
)

Public Sub ExportToImage(
    filePath As String
)

Parameters

Name	Type	Description
filePath	String

The file path that includes the file name and extension.

Remarks

The following example uses the ExportToImage method to export the Heatmap Control to a file:

XAML

xaml

<dxh:HeatmapControl x:Name="heatmapControl">
    <dxh:HeatmapControl.PrintOptions>
        <dxh:HeatmapPrintOptions SizeMode="ProportionalZoom" />
    </dxh:HeatmapControl.PrintOptions>
</dxh:HeatmapControl>
<dx:SimpleButton Click="SimpleButton_Click"/>

C#
VB.NET

csharp

using DevExpress.XtraPrinting;
using System.IO;

    private void SimpleButton_Click(object sender, RoutedEventArgs e) {
        heatmapControl.ExportToImage("D:/Temp/Heatmap.png");
    }

Imports DevExpress.XtraPrinting

    Private Sub SimpleButton_Click(ByVal sender As Object, ByVal e As RoutedEventArgs)
        heatmapControl.ExportToImage("D:/Temp/Heatmap.png")
    End Sub