You can use a filter, or the Reveal, Clone,
            Wash, and Shade Special Effects media.
         
         To
            wipe with Special Effects media and filters:
         
         
            - Set
               the wipe colour.
            
- From
               the Paint Mode controls, select the Special Effects medium to be
               applied. See 
                        Using Special Effects Media.
               NoteIf you are using a filter for the wipe,
                     you must enable the Filter button.
                   
- Set
               the brush opacity.
               A value of 100% wipes the image with the full
                  effect of the Special Effects Media or filter.
                
- Enable
               the Wipe Using Paint Mode button.
            
- Click
               Wipe.