|  | This document is archived and information here might be outdated. Recommended version. | 
Provides access to members that control the accumulating and manipulating of invalid display areas.
| Name | Description | |
|---|---|---|
|  | Add | Add IFeature, IGeometry, ISet, or IEnumFeature. | 
|  | AddFeature | Invalidates the area occupied by the feature, using the symbolol specified. | 
|  | Display | The display that will be invalidated. | 
|  | Invalidate | Invalidate the display. | 
|  | InvalidateEx | Invalidates the display and considers a symbol's size in points. | 
| Interfaces | Description | 
|---|---|
| IInvalidArea2 | Provides access to members that control the accumulating and manipulating of invalid display areas. | 
| IInvalidArea | Provides access to members that modify an invalidated area object. | 
| Classes | Description | 
|---|---|
| InvalidArea | Accumulates a region from multiple objects and invalidates this area on the display. |