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| ArcObjects namespaces > ArcMapUI > ESRI.ArcGIS.ArcMapUI > Interfaces > IR > IReferenceScaleOperation Interface (ArcObjects .NET 10.4 SDK) | 
Provides access to members that control the Reference Scale Operation.
| Description | ||
|---|---|---|
|  | CanRedo | Indicates if the operation can be redone. | 
|  | CanUndo | Indicates if the operation can be undone. | 
|  | Do | Performs the operation. | 
|  | Map | The map that the Reference Scale operates on. | 
|  | MenuString | The menu string. | 
|  | Name | The name of this operation. | 
|  | PreviousScale | The previous Reference Scale. | 
|  | Redo | Redoes the operation. | 
|  | ReferenceScale | The new Reference Scale. | 
|  | Undo | Undoes the operation. | 
| Interfaces | Description | 
|---|---|
| IOperation | Provides access to members that control Operations. | 
| CoClasses and Classes | Description | 
|---|---|
| ReferenceScaleOperation | Reference Scale Operation. |