IfcDraughtingCalloutElement

Definition from IAI: The draughting callout elements can either be annotated curves, symbols or text.

> NOTE: The IfcDraughtingCalloutElement is a type that had been adopted from ISO 10303, Industrial automation systems and integration—Product data representation and exchange, Part 101: Integrated application resources: Draughting.

> NOTE Corresponding STEP name: draughting_callout_element. Please refer to ISO/IS 10303-101:1994 page 14 for the final definition of the formal standard.

> HISTORY New type in Release IFC2x 2nd Edition.

EXPRESS specification:

TYPE IfcDraughtingCalloutElement = SELECT
( | IfcAnnotationCurveOccurrence, IfcAnnotationTextOccurrence, IfcAnnotationSymbolOccurrence);
END_TYPE;