FUNCTION IfcUniqueDefinitionNames

(* SCHEMA IFC4; *)

FUNCTION IfcUniqueDefinitionNames
(Relations : SET [1:?] OF IfcRelDefinesByProperties)
:LOGICAL;

LOCAL
  Definition : IfcPropertySetDefinitionSelect;
  DefinitionSet : IfcPropertySetDefinitionSet;
  Properties : SET OF IfcPropertySetDefinition := [];
  Result : LOGICAL;
END_LOCAL;

IF SIZEOF(Relations) = 0 THEN
  RETURN(TRUE);
END_IF;

REPEAT i:=1 TO HIINDEX(Relations);
  Definition := Relations[i].RelatingPropertyDefinition;
  IF 'IFC4.IFCPROPERTYSETDEFINITION' IN TYPEOF(Definition) THEN
    Properties := Properties + Definition;
  ELSE 
    IF 'IFC4.IFCPROPERTYSETDEFINITIONSET' IN TYPEOF(Definition) THEN
      BEGIN
        DefinitionSet := Definition;
        REPEAT j:= 1 TO HIINDEX(DefinitionSet);
          Properties := Properties + DefinitionSet[j];
        END_REPEAT;
      END;
	END_IF;
  END_IF;
END_REPEAT;

Result := IfcUniquePropertySetNames(Properties);
RETURN (Result);
END_FUNCTION;

Referenced By

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2016-06-01T11:21:50-04:00