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Diagram.ExportImage Method (String, Rect, Single, Boolean)
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Exports a bitmap file containing specified diagram region, scaled by specified factor.

Namespace: MindFusion.Diagramming
Assembly: MindFusion.Diagramming

 Syntax

C#  Copy Code

public void ExportImage (
    string filePath,
    Rect viewport,
    float scale,
    bool prepareImages = false
)

Visual Basic  Copy Code

Public Sub ExportImage( _
    filePath As String, _
    viewport As Rect, _
    scale As Single, _
    Optional prepareImages As Boolean = False _
)

 Parameters

filePath

The file name or path.

viewport

A Rect specifying what region of the diagram to export, in logical coordinates.

scale

Specifies the scale factor as percentage of the original size.

prepareImages
Optional.

Specifies whether images are pre-rendered within a graphic context prior to an export. This is useful, when the exported diagram is not being drawn on an actual graphic context. The default value is false.

 See Also

Diagramming for .NET MAUI Guide © 2026 MindFusion