ArcInfo Coverage Types.
| Constant | Value | Description | 
| esriEmptyCoverage | 0 | Empty Coverage - no feature classes are present. | 
| esriAnnotationCoverage | 1 | Annotation Coverage - only annotation features are present. | 
| esriPointCoverage | 2 | Points are the highest dimension feature class. | 
| esriLineCoverage | 3 | Lines are the highest dimension feature class. | 
| esriPolygonCoverage | 4 | Polygons are the highest dimension feature class. | 
| esriPreliminaryPolygonCoverage | 5 | Polygon topology is incomplete. | 
 
Product Availability
Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.