| Class | Description | |
|---|---|---|
 | WpfAnnotationViewCollectionUndoAction | Undo action that stores information about changes in WpfAnnotationViewCollection object. |
| WpfAnnotationViewCollectionUndoMonitor | Undo monitor that monitors the WpfAnnotationViewCollection object and adds undo action to an undo manager if WpfAnnotationViewCollection is changed. |
| WpfAnnotationViewerUndoMonitor | Undo monitor that monitors the WpfAnnotationViewer object and adds undo action to an undo manager if WpfAnnotationViewCollection is changed. |
| WpfAnnotationViewUndoAction | Undo action that stores information about changes in WpfAnnotationView object. |
| WpfAnnotationViewUndoMonitor | Undo monitor that monitors the WpfAnnotationView object and adds undo action to an undo manager if WpfAnnotationView is changed. |
| WpfAnnotationVisualToolUndoMonitor | The undo monitor that monitors the WpfAnnotationVisualTool object and adds CompositeUndoAction to an undo manager if WpfAnnotationVisualTool added an annotation. |