This .NET class wraps the AcGiSkyBackgroundTraits ObjectARX class. This class enables sky background definitions to be elaborated to graphics interface implementations.

Autodesk.AutoCAD.GraphicsInterface.SubEntityTraits
    Autodesk.AutoCAD.GraphicsInterface.DrawableTraits
        Autodesk.AutoCAD.GraphicsInterface.NonEntityTraits
            Autodesk.AutoCAD.GraphicsInterface.SkyBackgroundTraits

Public abstract Class SkyBackgroundTraits
Inherits NonEntityTraits

public abstract class SkyBackgroundTraits : NonEntityTraits;