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Computer Graphics Metafile is a format used for the exchange of vector and bitmap data. This file format is supported by Autovue and Corel. LEADTOOLS supports versions 1, 2, 3 and 4 of CGM, as well as the Binary data-encoding format of CGM.
The following table indicates which objects LEAD can load and which objects it can save:
| Object: | Load: | Save: |
| Cell Array | Supported | Not Supported |
| Circle | Supported | Not Supported |
| 3-Point Circular Arc | Not Supported | Not Supported |
| Circular Arc Center | Supported | Not Supported |
| Ellipse | Supported | Supported |
| Elliptical Arc | Supported | Not Supported |
| Font | Supported | Supported |
| Lines | Supported | Supported |
| PolyBezier | Supported | Not Supported |
| Polygons | Supported | Supported |
| Polyline | Supported | Supported |
| Polymarker | Supported | Not Supported |
| Raster | Supported | Not Supported |
| Rectangle | Supported | Supported |
| Restricted Text | Supported | Not Supported |
| Text | Supported | Supported |
This file format is not supported in the non-vector toolkits.
Read and write support for this format are provided in the LEADTOOLS Vector Imaging Pro toolkit and are unlocked when the Vector features are unlocked.
The default extension used by this file format is: CGM.
This file format does not support layers.
The file constants associated with this file format are:
| Constant | Read Support | Write Support | Description |
| Cgm | Yes | Yes | Computer Graphics Metafile. |
When CGM files are rasterized, they are 24 BPP.
Required DLL: Leadtools.Vector.dll and Leadtools.Codecs.Cgm.dll. For a listing of the exact DLLs needed, based on the toolkit version, refer to Files To Be Included With Your Application .
Related Formats: CMX - Corel Presentation Exchange Format, DGN - Intergraph Format, DRW - 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 Format, PLT - PLT / HPGL Format, PS - PostScript Document Format, RTF - Rich Text Format, SHP - ESRI Shape Format, SVG - Scalable Vector Graphics Format, WPG - WordPerfect Vector Format, WMF - Windows Metafile Formats, WMZ - Compressed Windows Metafile Format, E00 - ArcInfo Interchange File Format, MIF - MapInfo Interchange File Format.
Platforms: .NET 2/3, .NET 4