ArcObjects Library Reference (Geometry)  

esriSRHorizonType Constants

Describes the type of horizon geometries generated by the ESRI Projection Engine.

Constant Value Description
esriSRHorizon_Envelope 0 The horizon for this projection is an envelope orthogonal to lat-long space.
esriSRHorizon_Polygon 1 The horizon for this projection is a polygon in lat-long space.
esriSRHorizon_Polyline 2 The horizon for this projection is all of geographic space with the exception of points along a polyline.
esriSRHorizon_Point 3 The horizon for this projection is all of geographic space with the exception of a single point.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Remarks

Obsolete. Use the IProjectedCoordinateSystem4GEN::GetHorizon method which returns a geometry.