The pattern author can add an image file to each pattern that visually models the major pattern components and relationships between them. The file must be a Graphics Interchange Format (GIF) file and it must be located in the pattern project.
For the pattern applier, the overview diagram is displayed on the Overview page of the Pattern Explorer view, in the Overview compartment of the pattern instance, and on the Overview Diagram page of the Properties view for the pattern instance.
After you create the GIF file, save it to a folder in the pattern project.
To add an overview gif file to the pattern: