Keyplan

Represents the area on the Sheet that is used to display a Keyplan. It is defined under a Note named back_sheet_name/KEYPLAN. The note must contain one MRKP element to determine the position for the Sheet’s keyplan OLAY. The MRKP must be named:

back_sheet_name/KEYPLAN/ORIGIN.

The Note must also contain a rectangle whose area represents the available area taken by the reference drawing texts, which is used during zoom operations.