ArcObjects Library Reference (Carto)  

esriMaplexContourAlignmentType Constants

Maplex contour label alignment options.

Constant Value Description
esriMaplexUphillAlignment 0 Identifies the uphile aligment where the top of the label faces the top of the slope.
esriMaplexPageAlignment 1 Identifies a page alignment where the label is kept upright

Product Availability

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