Import Microstation DGN formatted map into a Nautical chart
DGN is a file format is a format similar to AutoCAD DXF. It is designed for two-dimensional and three-dimensional CAD (computer-aided design) drafting.
DGN was developed by Bentley Systems' MicroStation and it also supported by Intergraph's Interactive Graphics Design SystemCAD programs.
There are two diffferent formats of GGN:
- ISFF - published in 1980 by Intergraph. It is also known as DGN v7, or Intergraph DGN
- DGN v.8 - superset of the original DGN capabilities, introduced in 2000 by Bentley Systems