DGN (also RDL) is a file format common to Intergraph's MicroStation and Interactive Graphics Design System (IGDS) CAD applications running on Intergraph workstations and PCs.

This file format is not supported in the Imaging Pro toolkits. Read support for this format is provided in the Document and Medical Imaging toolkits.

LEADTOOLS supports DGN versions 1, 2 and 3.

The file constants associated with this file format are:

Constant Read Support Write Support Description
FILE_INTERGRAPH_VECTOR Yes Yes [123] Intergraph MicroStation and Interactive Graphics Design.

When DGN files are rasterized, they are 24 BPP.

The following table indicates which objects LEAD can load and which objects it can save:

Object Load Save
Arc Supported Not Supported. Saved as polyline.
Ellipse Supported Not Supported. Saved as polyline.
Lines Supported Not Supported. Saved as polyline.
Polygons Supported Supported
Polyline Supported Supported
Raster Supported Supported
Text Supported Not Supported
Elliptical Arc Supported Not Supported. Saved as polyline.
Circle Supported Not Supported. Saved as ellipse.

Required DLL: LFDGN. For a listing of the exact DLLs needed, based on the toolkit version, refer to Files To Be Included With Your Application.

Related Formats: CGM - Computer Graphics Metafile, CMX - Corel Presentation Exchange FormatDRW - Micrografx Designer DRaWing, DWF - DWF Format, DWG - DWG Format, DXF - Drawing Interchange Format, EMF - Windows Metafile Formats, GBR - Gerber Format, PCL - Printer Command Language Format, PCT - Macintosh Pict Format, PDF - Portable Document FormatPS - PostScript Document FormatRTF - Rich Text Format, SHP - ESRI Shape FormatSVG - Scalable Vector Graphics Format, VEC - LEADTOOLS Vector Dump Format, VPG - WordPerfect Vector Format, WMF - Windows Metafile Formats, WMZ - Compressed Windows Metafile Format, NAP - North American Presentation Layer Protocol Syntax (NAPLPS), E00 - ArcInfo Interchange File Format, MIF - MapInfo Interchange File Format

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