A legend format.
|IClone (esriSystem)||Provides access to members that control cloning of objects.|
|ILegendFormat||Provides access to members that control formatting information for a legend.|
|ILegendLayout||Provides access to members that control scaling properties for legend graphics.|
|IPersist||Defines the single method GetClassID, which is designed to supply the CLSID of an object that can be stored persistently in the system. IPersist is the base interface for three other interfaces: IPersistStorage, IPersistStream, and IPersistFile.|