Bentley MicroStation Design Quick Facts
Format Type Identifier |
IGDS/DGNV8 |
Reader/Writer |
Version 7: Both Version 8: Both |
Licensing Level |
Base |
Dependencies |
None |
Dataset Type |
File |
Feature Type |
Level number |
Typical File Extensions |
.dgn |
Automated Translation Support |
Yes |
User-Defined Attributes |
No |
Coordinate System Support |
No |
Generic Color Support |
Yes |
Spatial Index |
Never |
Schema Required |
No |
Transaction Support |
No |
Encoding Support |
Version 7: No Version 8: Yes (Attribute Values) See also: Text Strings |
Geometry Type Attribute |
igds_type |
Design File Geometry Support
Geometry |
Supported? |
aggregate |
no |
circles |
yes |
circular arc |
yes |
donut polygon |
yes |
elliptical arc |
yes |
ellipses |
yes |
line |
yes |
none |
no |
point |
yes |
polygon |
yes |
raster |
no |
solid |
yes |
surface |
no |
text |
yes |
z values |
yes |