2.3.4.3 Geometry Elements

A geometry element data graphic is a child Canvas of a sheet element data graphic whose geometry can be updated by formula expressions. The Name attribute of this child Canvas MUST contain the string "_Gn_", where n MUST be decimal number and where n MUST equal the value of one of the Index attributes of a CT_Geometry element contained within the CT_Sheet associated with the sheet element data graphic.

For each CT_Geometry element in the DataGraphic XML Part, the corresponding sheet element data graphic MUST contain at least one corresponding geometry element data graphic.