This .NET class wraps the AcDbSweepOptions::AlignOption ObjectARX enum. 

Enumerates the alignment options for swept objects.

Public Enum SweepOptionsAlignOption
  NoAlignment
  AlignSweepEntityToPath
  TranslateSweepEntityToPath
  TranslatePathToSweepEntity
End Enum

public enum SweepOptionsAlignOption {
  NoAlignment,
  AlignSweepEntityToPath,
  TranslateSweepEntityToPath,
  TranslatePathToSweepEntity
}