The following UML class diagram summarizes all classes related to IlvManagerPrintingController . The printing controller contains an IlvManagerPrintableDocument that represents either the entire manager view or an area of the manager view to be printed. If an area of a document is to be printed, an IlvPrintableManagerArea represents the area of the manager printed on the page. If the manager view should be printed as a flow of text, an IlvSimplePrintableManager represents the view in the text flow.