ENTITY IfcQuantityLength

(* SCHEMA IFC4; *)

ENTITY IfcQuantityLength
 SUBTYPE OF (IfcPhysicalSimpleQuantity);
	LengthValue : IfcLengthMeasure;
	Formula : OPTIONAL IfcLabel;
 WHERE
	WR21 : NOT(EXISTS(SELF\IfcPhysicalSimpleQuantity.Unit)) OR
   (SELF\IfcPhysicalSimpleQuantity.Unit.UnitType = IfcUnitEnum.LENGTHUNIT);
	WR22 : LengthValue >= 0.;
END_ENTITY;

Explicit Attributes

Entity IfcQuantityLength has the following local and inherited explicit attributes:
AttributeTypeDefined By
 NameIfcLabel (STRING)IfcPhysicalQuantity
 DescriptionIfcText (STRING)IfcPhysicalQuantity
 UnitIfcNamedUnit (ENTITY)IfcPhysicalSimpleQuantity
 LengthValueIfcLengthMeasure (REAL)IfcQuantityLength
 FormulaIfcLabel (STRING)IfcQuantityLength

Derived Attributes

    No derived attributes

Inverse Attributes

Entity IfcQuantityLength has the following local and inherited inverse attributes:
AttributeTypeDefined By
 HasExternalReferencesSET OF IfcExternalReferenceRelationship (ENTITY)IfcPhysicalQuantity
 PartOfComplexSET OF IfcPhysicalComplexQuantity (ENTITY)IfcPhysicalQuantity

Supertypes

Entity IfcQuantityLength inherits from the following supertypes:
  IfcPhysicalQuantity
    IfcPhysicalSimpleQuantity

Subtypes

    No subtypes

Referenced By

Entity IfcQuantityLength and its supertypes are referenced by the following definitions:
DefinitionTypeReferenced Entity
 IfcConstructionResource ENTITY IfcPhysicalQuantity
 IfcConstructionResourceType ENTITY IfcPhysicalQuantity
 IfcCostItem ENTITY IfcPhysicalQuantity
 IfcElementQuantity ENTITY IfcPhysicalQuantity
 IfcPhysicalComplexQuantity ENTITY IfcPhysicalQuantity
 IfcPhysicalQuantity ENTITY IfcPhysicalSimpleQuantity
 IfcPhysicalSimpleQuantity ENTITY IfcQuantityLength
 IfcQuantityArea ENTITY IfcPhysicalSimpleQuantity
 IfcQuantityLength ENTITY IfcPhysicalSimpleQuantity
 IfcQuantityTime ENTITY IfcPhysicalSimpleQuantity
 IfcQuantityVolume ENTITY IfcPhysicalSimpleQuantity
 IfcQuantityWeight ENTITY IfcPhysicalSimpleQuantity
 IfcResourceObjectSelect SELECT IfcPhysicalQuantity
 IfcUniqueQuantityNames FUNCTION IfcPhysicalQuantity


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2016-06-01T11:21:46-04:00