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DiagramControl.ExportToImage(Stream, DiagramImageExportFormat, Nullable<Rect>, Nullable<Double>, Nullable<Double>) Method

Exports the diagram to the specified stream in an image format.

Namespace: DevExpress.Xpf.Diagram

Assembly: DevExpress.Xpf.Diagram.v23.2.dll

NuGet Package: DevExpress.Wpf.Diagram


public void ExportToImage(
    Stream stream,
    DiagramImageExportFormat exportFormat = DiagramImageExportFormat.PNG,
    Rect? exportBounds = null,
    double? dpi = null,
    double? scale = null


Name Type Description
stream Stream

A System.IO.Stream object to which the created image file should be sent.

Optional Parameters

Name Type Default Description
exportFormat DiagramImageExportFormat PNG

A DevExpress.Diagram.Core.DiagramImageExportFormat enumeration value that specifies the image format.

exportBounds Nullable<Rect> null

A System.Windows.Rect object specifying the rectangle which encompasses the total background area when exporting the diagram.

dpi Nullable<Double> null

A double value which represents the resolution (in dpi). The minimum supported value is 1.

scale Nullable<Double> null

A double value that specifies the scale factor. Values from 0.1 to 30 are supported.


The exportFormat parameter only affects which format is selected by default. End-users can select any other available file format in the invoked dialog window.

If the dpi and scale parameters are not specified, the ExportDPI and ExportScale property values are used.

If the exportBounds parameter is not specified, the PrintExportMode and ExportMargin property values are used.

Use the ExportToSvg method to export the diagram to the SVG image format.

See Also