CFx SDK Documentation 2026 SP0
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OdIfc4x3_add2::IfcStair Class Reference

#include <IfcStairAutoImpl.h>

Inheritance diagram for OdIfc4x3_add2::IfcStair:
OdIfc4x3_add2::IfcBuiltElement OdIfc4x3_add2::IfcElement OdIfc4x3_add2::IfcProduct OdIfc4x3_add2::IfcObject OdIfc4x3_add2::IfcObjectDefinition OdIfc4x3_add2::IfcRoot OdIfc4x3_add2::OdIfc4x3Instance OdIfc::OdIfcInstance

Public Member Functions

IfcStairTypeEnum getPredefinedType () const
 
void setPredefinedType (IfcStairTypeEnum PredefinedType)
 
 IfcStair ()
 
virtual OdResult inFields (OdDAI::OdSpfFilerBase *rdFiler) override
 
virtual OdResult outFields (OdDAI::OdSpfFilerBase *wrFiler) override
 
virtual OdDAI::Entity * getInstanceType () const override
 
virtual OdRxValue getAttr (const char *attrName) const override
 
virtual bool comparedToEarlyImpl (const OdDAI::ApplicationInstance *pOther, OdRx::Ordering &ordering) const override
 
virtual void unsetAttr (const char *explicitAttrName) override
 
virtual bool testAttr (const char *explicitAttrName) const override
 
virtual bool putAttr (const char *explicitAttrName, const OdRxValue &val) override
 
virtual bool isKindOf (OdIfc::OdIfcEntityType entityType) const override
 
virtual OdIfc::OdIfcEntityType type () const override
 
virtual OdRxValue getAttr (const OdIfc::OdIfcAttribute attrDef) const override
 
virtual void unsetAttr (const OdIfc::OdIfcAttribute explicitAttrDef) override
 
virtual bool testAttr (const OdIfc::OdIfcAttribute explicitAttrDef) const override
 
virtual bool putAttr (const OdIfc::OdIfcAttribute explicitAttrDef, const OdRxValue &val) override
 
- Public Member Functions inherited from OdIfc4x3_add2::IfcElement
const OdAnsiString & getTag () const
 
void setTag (const OdAnsiString &Tag)
 
void getInvFillsVoids (OdDAIObjectIds &FillsVoids) const
 
void getInvConnectedTo (OdDAIObjectIds &ConnectedTo) const
 
void getInvIsInterferedByElements (OdDAIObjectIds &IsInterferedByElements) const
 
void getInvInterferesElements (OdDAIObjectIds &InterferesElements) const
 
void getInvHasProjections (OdDAIObjectIds &HasProjections) const
 
void getInvHasOpenings (OdDAIObjectIds &HasOpenings) const
 
void getInvIsConnectionRealization (OdDAIObjectIds &IsConnectionRealization) const
 
void getInvProvidesBoundaries (OdDAIObjectIds &ProvidesBoundaries) const
 
void getInvConnectedFrom (OdDAIObjectIds &ConnectedFrom) const
 
void getInvContainedInStructure (OdDAIObjectIds &ContainedInStructure) const
 
void getInvHasCoverings (OdDAIObjectIds &HasCoverings) const
 
void getInvHasSurfaceFeatures (OdDAIObjectIds &HasSurfaceFeatures) const
 
 IfcElement ()
 
- Public Member Functions inherited from OdIfc4x3_add2::IfcProduct
const OdDAIObjectId & getObjectPlacement () const
 
void setObjectPlacement (const OdDAIObjectId &ObjectPlacement)
 
const OdDAIObjectId & getRepresentation () const
 
void setRepresentation (const OdDAIObjectId &Representation)
 
void getInvReferencedBy (OdDAIObjectIds &ReferencedBy) const
 
void getInvPositionedRelativeTo (OdDAIObjectIds &PositionedRelativeTo) const
 
void getInvReferencedInStructures (OdDAIObjectIds &ReferencedInStructures) const
 
virtual void setInverseCounterParts () override
 
- Public Member Functions inherited from OdIfc4x3_add2::IfcObject
const OdAnsiString & getObjectType () const
 
void setObjectType (const OdAnsiString &ObjectType)
 
void getInvIsDeclaredBy (OdDAIObjectIds &IsDeclaredBy) const
 
void getInvDeclares (OdDAIObjectIds &Declares) const
 
void getInvIsTypedBy (OdDAIObjectIds &IsTypedBy) const
 
void getInvIsDefinedBy (OdDAIObjectIds &IsDefinedBy) const
 
 IfcObject ()
 
- Public Member Functions inherited from OdIfc4x3_add2::IfcObjectDefinition
void getInvHasAssignments (OdDAIObjectIds &HasAssignments) const
 
void getInvNests (OdDAIObjectIds &Nests) const
 
void getInvIsNestedBy (OdDAIObjectIds &IsNestedBy) const
 
void getInvHasContext (OdDAIObjectIds &HasContext) const
 
void getInvIsDecomposedBy (OdDAIObjectIds &IsDecomposedBy) const
 
void getInvDecomposes (OdDAIObjectIds &Decomposes) const
 
void getInvHasAssociations (OdDAIObjectIds &HasAssociations) const
 
- Public Member Functions inherited from OdIfc4x3_add2::IfcRoot
OdDAI::CompressedGUID getGlobalId () const
 
void setGlobalId (OdDAI::CompressedGUID GlobalId)
 
const OdDAIObjectId & getOwnerHistory () const
 
void setOwnerHistory (const OdDAIObjectId &OwnerHistory)
 
const OdAnsiString & getName () const
 
void setName (const OdAnsiString &Name)
 
const OdAnsiString & getDescription () const
 
void setDescription (const OdAnsiString &Description)
 
 IfcRoot ()
 
- Public Member Functions inherited from OdIfc4x3_add2::OdIfc4x3Instance
void setInverseCounterParts () override
 
- Public Member Functions inherited from OdIfc::OdIfcInstance
 ODRX_DECLARE_MEMBERS (OdIfcInstance)
 
 OdIfcInstance ()
 
 ~OdIfcInstance ()
 
bool isInstanceOf (OdIfcEntityType entityType) const
 
IfcOpResult resolved ()
 
void resolve (IfcOpResult resolved, void *resPtr)
 
void unresolve ()
 
virtual void setGsNode (OdGsCache *pGsNode)
 
virtual OdGsCachegsNode () const
 
virtual OdUInt32 subSetAttributes (OdGiDrawableTraits *traits) const
 
virtual bool subWorldDraw (OdGiWorldDraw *wd) const
 
virtual OdDbStub * ownerId () const
 

Protected Attributes

OdDAI::Enum m_PredefinedType
 
- Protected Attributes inherited from OdIfc4x3_add2::IfcElement
OdAnsiString m_Tag
 
- Protected Attributes inherited from OdIfc4x3_add2::IfcProduct
OdDAIObjectId m_ObjectPlacement
 
OdDAIObjectId m_Representation
 
- Protected Attributes inherited from OdIfc4x3_add2::IfcObject
OdAnsiString m_ObjectType
 
- Protected Attributes inherited from OdIfc4x3_add2::IfcRoot
OdDAI::CompressedGUID m_GlobalId
 
OdDAIObjectId m_OwnerHistory
 
OdAnsiString m_Name
 
OdAnsiString m_Description
 
- Protected Attributes inherited from OdIfc::OdIfcInstance
voidm_resPtr
 
IfcOpResult m_resolved
 

Additional Inherited Members

- Static Public Member Functions inherited from OdIfc::OdIfcInstance
static const OdGePoint3dasPoint3d (const OdIfcInstance *inst)
 
static const OdGePoint2dasPoint2d (const OdIfcInstance *inst)
 
static const OdGeVector3dasVector3d (const OdIfcInstance *inst)
 
static const OdGeVector2dasVector2d (const OdIfcInstance *inst)
 
static const OdGeMatrix2dasMatrix2d (const OdIfcInstance *inst)
 
static const OdGeMatrix3dasMatrix3d (const OdIfcInstance *inst)
 
static OdIfcCompoundPtr asCompound (OdSmartPtr< OdIfcInstance > inst)
 
static const OdCmEntityColorasRgbColor (const OdIfcInstance *inst)
 

Detailed Description

A stair is a vertical passageway allowing occupants to walk (step) from one floor level to another floor level at a different elevation. It can include a landing as an intermediate floor slab. The IfcStair can either be represented: as a stair assembly entity that aggregates all parts (stair flight, landing, etc. with own representations) as a single stair entity without decomposition including all representation directly at the stair entity

NOTE: In case of an IfcStair being the aggregate of all parts of the stair the aggregation is handled by the IfcRelAggregates relationship, relating an IfcStair with the related IfcStairFlight and landings, IfcSlab with PredefinedType=LANDING. IfcRailing's belonging to the stair can also be included into the aggregation.

  • Axis 2D Geometry - The walking line is represented by a two-dimensional open curve as the axis. The curve is directed into the upward direction (direction has to be interpreted as specified at the subtypes of IfcCurve).
  • Element Decomposition - The image below illustrates stair placement, where the IfcStair defines the local placement for all components and the common 'Axis' representation, and each component has its own 'Body' representation.

<IMAGE ifcstair-layout1>

This concept can be applied to the following resources: IfcStairFlight - Stairs can be decomposed into stair flights IfcSlab - Stairs can be decomposed into stair landing, represented by IfcSlab.PredefinedType=LANDING IfcRailing - Stairs can be decomposed into railings for zero, one, or both sides

  • Material Single - The material of the IfcStair is defined by the IfcMaterial and attached by the IfcRelAssociatesMaterial.RelatingMaterial. It is accessible by the inverse HasAssociations relationship. Material information can also be specified at the IfcStairType, defining the common attribute data for all occurrences of the same type. It is then accessible by the inverse IsDefinedBy relationship pointing to IfcStair.HasAssociations and via IfcRelAssociatesMaterial.RelatingMaterial to IfcMaterial. If both are specified, then the material directly assigned to IfcStair overrides the material assigned to IfcStairType.
  • Object Typing - This concept can be applied to the following resources: IfcStairType
  • Product Local Placement - The following restriction can be imposed by view definitions or implementer agreements: If the IfcStair establishes an aggregate, then all contained elements are placed relative to the IfcStair.ObjectPlacement.
  • Property Sets for Objects - This concept can be applied to the following resources: Pset_ConcreteElementGeneral Pset_PrecastConcreteElementFabrication Pset_PrecastConcreteElementGeneral Pset_StairCommon
  • Spatial Containment - The IfcStair, as any subtype of IfcBuildingElement, can participate alternatively in one of the two different containment relationships: the Spatial Containment (defined here) the Element Composition

\changes

IFC4 changes: Name of the ShapeType attribute changed to PredefinedType Attribute ShapeType made optional, changed from "False" to "True" IFC4X3_RC1 changes: Supertype, changed from "IfcBuildingElement" to "IfcBuiltElement"

Definition at line 99 of file Ifc4x3/IfcStairAutoImpl.h.

Constructor & Destructor Documentation

◆ IfcStair()

OdIfc4x3_add2::IfcStair::IfcStair ( )

Default constructor for the IfcStair class.

Member Function Documentation

◆ comparedToEarlyImpl()

virtual bool OdIfc4x3_add2::IfcStair::comparedToEarlyImpl ( const OdDAI::ApplicationInstance * pOther,
OdRx::Ordering & ordering ) const
overridevirtual

Early-bound version of instances comparison.

Parameters
pOther[in] Other application instance.
ordering[out] Receives the ordering (comparison) status.
Returns
true if comparison was performed, false if method has no implementation, so late-bound version could be applied.
Remarks
If the method returns true, the ordering parameter can receive one of the following statuses:
Value Description kLessThan -1 This object < Other Object. kEqual 0 This object = Other Object. kGreaterThan 1 This object > Other Object. kNotOrderable 2 This class is not orderable.

Reimplemented from OdIfc4x3_add2::IfcBuiltElement.

◆ getAttr() [1/2]

virtual OdRxValue OdIfc4x3_add2::IfcStair::getAttr ( const char * attrName) const
overridevirtual

Returns an attribute value for the specified attribute name.

Parameters
attrName[in] Name of an attribute to query.
Returns
OdRxValue object that represents a generic variant type value.

Reimplemented from OdIfc4x3_add2::IfcElement.

◆ getAttr() [2/2]

virtual OdRxValue OdIfc4x3_add2::IfcStair::getAttr ( const OdIfc::OdIfcAttribute attrDef) const
overridevirtual

Returns an attribute value for the specified attribute definition.

Parameters
attrDef[in] Attribute definition to query.
Returns
OdRxValue object that represents a generic variant type value.

Reimplemented from OdIfc4x3_add2::IfcElement.

◆ getInstanceType()

virtual OdDAI::Entity * OdIfc4x3_add2::IfcStair::getInstanceType ( ) const
overridevirtual

Returns a type of a class instance.

Returns
Pointer to the <exref target=https://docs.opendesign.com/tkernel_api_cpp/OdDAI__Entity.html>>OdDAI::Entity</exref> type that determines an entity definition within a schema.

Reimplemented from OdIfc4x3_add2::IfcBuiltElement.

◆ getPredefinedType()

IfcStairTypeEnum OdIfc4x3_add2::IfcStair::getPredefinedType ( ) const

Returns the value of PredefinedType attribute. This attribute represents predefined generic type for a stair that is specified in an enumeration. There can be a property set specified specifically for the predefined types.

Returns
Returns the value of PredefinedType attribute.
Remarks
The PredefinedType is only used if no IfcStairType is assigned, providing its own IfcStairType.PredefinedType IFC4 CHANGE: The attribute has been renamed from ShapeType and changed to be OPTIONAL with upward compatibility for file-based exchange

◆ inFields()

virtual OdResult OdIfc4x3_add2::IfcStair::inFields ( OdDAI::OdSpfFilerBase * rdFiler)
overridevirtual

Reads object's data from the specified filer.

Parameters
rdFiler[in] Pointer to a filer from which to read the data.
Returns
A value of OdResult type that contains the result of the method execution.

Reimplemented from OdIfc4x3_add2::IfcElement.

◆ isKindOf()

virtual bool OdIfc4x3_add2::IfcStair::isKindOf ( OdIfc::OdIfcEntityType entityType) const
overridevirtual

Checks whether the specified instance is the object derived from or belongs to this class.

Parameters
entityType[in] Entity to check.
Returns
true if the specified instance is the object derived from or belongs to this class, false otherwise.

Reimplemented from OdIfc4x3_add2::IfcBuiltElement.

◆ outFields()

virtual OdResult OdIfc4x3_add2::IfcStair::outFields ( OdDAI::OdSpfFilerBase * wrFiler)
overridevirtual

Writes object's data the the specified filer.

Parameters
wrFiler[in] Pointer to a filer to which to write the data.
Returns
A value of OdResult type that contains the result of the method execution.

Reimplemented from OdIfc4x3_add2::IfcElement.

◆ putAttr() [1/2]

virtual bool OdIfc4x3_add2::IfcStair::putAttr ( const char * explicitAttrName,
const OdRxValue & val )
overridevirtual

Sets the specified attribute with a given value.

Parameters
explicitAttrName[in] Explicit name of the attribute to set.
val[in] Value to set.
Returns
true if the value is successfully set for the specified attribute, false otherwise.

Reimplemented from OdIfc4x3_add2::IfcElement.

◆ putAttr() [2/2]

virtual bool OdIfc4x3_add2::IfcStair::putAttr ( const OdIfc::OdIfcAttribute explicitAttrDef,
const OdRxValue & val )
overridevirtual

Sets the specified attribute with a given value.

Parameters
explicitAttrDef[in] Explicit attribute definition to set.
val[in] Value to set.
Returns
true if the value is successfully set for the specified attribute, false otherwise.

Reimplemented from OdIfc4x3_add2::IfcElement.

◆ setPredefinedType()

void OdIfc4x3_add2::IfcStair::setPredefinedType ( IfcStairTypeEnum PredefinedType)

Sets the value of PredefinedType attribute. This attribute represents predefined generic type for a stair that is specified in an enumeration. There can be a property set specified specifically for the predefined types.

Parameters
PredefinedType[in] Predefined type to set.
Remarks
The PredefinedType is only used if no IfcStairType is assigned, providing its own IfcStairType.PredefinedType IFC4 CHANGE: The attribute has been renamed from ShapeType and changed to be OPTIONAL with upward compatibility for file-based exchange

◆ testAttr() [1/2]

virtual bool OdIfc4x3_add2::IfcStair::testAttr ( const char * explicitAttrName) const
overridevirtual

Checks whether the specified attribute is set.

Parameters
explicitAttrName[in] Explicit name of the attribute to test.
Returns
true if the specified attribute is set, false otherwise.

Reimplemented from OdIfc4x3_add2::IfcElement.

◆ testAttr() [2/2]

virtual bool OdIfc4x3_add2::IfcStair::testAttr ( const OdIfc::OdIfcAttribute explicitAttrDef) const
overridevirtual

Checks whether the specified attribute is set.

Parameters
explicitAttrDef[in] Attribute definition to test.
Returns
true if the specified attribute is set, false otherwise.

Reimplemented from OdIfc4x3_add2::IfcElement.

◆ type()

virtual OdIfc::OdIfcEntityType OdIfc4x3_add2::IfcStair::type ( ) const
overridevirtual

Returns the type of this entity.

Returns
A value of the <exref target=https://docs.opendesign.com/tkernel_api_cpp/OdIfc__OdIfcEntityType.html>>OdIfc::OdIfcEntityType</exref> type that represents type of this entity.

Reimplemented from OdIfc4x3_add2::IfcBuiltElement.

◆ unsetAttr() [1/2]

virtual void OdIfc4x3_add2::IfcStair::unsetAttr ( const char * explicitAttrName)
overridevirtual

Resets a value for the specified attribute.

Parameters
explicitAttrName[in] Explicit name of the attribute to reset.

Reimplemented from OdIfc4x3_add2::IfcElement.

◆ unsetAttr() [2/2]

virtual void OdIfc4x3_add2::IfcStair::unsetAttr ( const OdIfc::OdIfcAttribute explicitAttrDef)
overridevirtual

Resets a value for the specified attribute.

Parameters
explicitAttrDef[in] Explicit definition that represents an attribute to reset.

Reimplemented from OdIfc4x3_add2::IfcElement.

Member Data Documentation

◆ m_PredefinedType

OdDAI::Enum OdIfc4x3_add2::IfcStair::m_PredefinedType
protected

Definition at line 265 of file Ifc4x3/IfcStairAutoImpl.h.


The documentation for this class was generated from the following file: