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// This file is generated automatically.

#ifndef _IFC4X2_IFCREPRESENTATIONITEM_AUTO_IMPL_H
#define _IFC4X2_IFCREPRESENTATIONITEM_AUTO_IMPL_H

#include "Ifc4x2BaseClass.h"

#include "Ifc4x2Enum.h"
#include "Ifc4x2SelectTypes.h"
#include "Ifc4x2CollectionTypes.h"

#include "TD_PackPush.h"

/** \details
  The namespace contains schema-dependent classes, definitions and sub routines
  for work with IFC4X2 express schema definitions.
*/
namespace OdIfc4x2 {

/** \details
  The IfcRepresentationItem is used within an IfcRepresentation 
  (directly or indirectly through other IfcRepresentationItem's) to represent an IfcProductRepresentation. 
  Most commonly these IfcRepresentationItem's are geometric or topological representation items, 
  that can have presentation style information assigned.
  
  - Example -
  The image below shows an instance diagram explaining the use of IfcStyledItem and IfcPresentationLayerWithStyle to apply presentation styles.
  
  <IMAGE ifcrepresentationitem_style-1>
  
  The image below shows in instance diagram explaining the override of IfcPresentationLayerWithStyle by IfcStyledItem to apply presentation styles.
  
  <IMAGE ifcrepresentationitem_style-2>

  \changes
  
  * IFC4 changes: 
    * Inverse attribute LayerAssignments renamed to LayerAssignment
    * Type of the inverse attribute LayerAssignments changed from "SET OF [0:?] IfcPresentationLayerAssignment FOR AssignedItems" to "SET OF [0:1] IfcPresentationLayerAssignment FOR AssignedItems"
*/
class IFC4X2_EXPORT IfcRepresentationItem : public OdIfc4x2Instance
{
  //DOM-IGNORE-BEGIN
  OD_EXP_NON_INSTANTIABLE_DECLARE_MEMBERS(OdIfc4x2::IfcRepresentationItem);
  //DOM-IGNORE-END

public:


  //
  // OdDAI early binding accessors
  //


  /** \details
  Returns the value of LayerAssignment attribute. 
  This attribute represents assignment of the representation item to a single or multiple layer(s). 
  The LayerAssignments can override a LayerAssignments of the IfcRepresentation it is used within the list of Items.
  \param LayerAssignment [out] Receives the value of LayerAssignment attribute.
  */
  void getInvLayerAssignment(OdDAIObjectIds& LayerAssignment) const;

  /** \details
  Returns the value of StyledByItem attribute. 
  This attribute represents reference to the IfcStyledItem that provides presentation information to the representation, 
  e.g. a curve style, including color and thickness to a geometric curve.
  \param StyledByItem [out] Receives the value of StyledByItem attribute.
  */
  void getInvStyledByItem(OdDAIObjectIds& StyledByItem) const;


public:

  /** \details
  Reads object's data from the specified filer.
  \param 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.
  */
  virtual OdResult inFields(OdDAI::OdSpfFilerBase* rdFiler) override;

  /** \details
  Writes object's data the the specified filer.
  \param 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.
  */
  virtual OdResult outFields(OdDAI::OdSpfFilerBase* wrFiler) override;

  /** \details
  Returns a type of a class instance.
  \returns
  Pointer to the <exref target="OdDAI__Entity.html">OdDAI::Entity</exref> type that determines an entity definition within a schema.
  */
  virtual OdDAI::Entity* getInstanceType() const override;

  /** \details
  Resets a value for the specified attribute.
  \param explicitAttrName [in] Explicit name of the attribute to reset.
  */
  virtual void unsetAttr(const char * explicitAttrName) override;

  /** \details
  Checks whether the specified attribute is set.
  \param explicitAttrName [in] Explicit name of the attribute to test.
  \returns
  true if the specified attribute is set, false otherwise.
  */
  virtual bool testAttr(const char * explicitAttrName) const override;

  /** \details
  Checks whether the specified instance is the object derived from or belongs to this class.
  \param entityType [in] Entity to check.
  \returns
  true if the specified instance is the object derived from or belongs to this class, false otherwise.
  */
  virtual bool isKindOf(OdIfc::OdIfcEntityType entityType) const override;

  /** \details
  Returns the type of this entity.
  \returns
  A value of the <exref target="OdIfc__OdIfcEntityType.html">OdIfc::OdIfcEntityType</exref> type that represents type of this entity.
  */
  virtual OdIfc::OdIfcEntityType type() const override;

  /** \details
  Returns an attribute value for the specified attribute definition.
  \param attrDef [in] Attribute definition to query.
  \returns
  OdRxValue object that represents a generic variant type value.
  */
  virtual OdRxValue getAttr(const OdIfc::OdIfcAttribute attrDef) const override;

  /** \details
  Resets a value for the specified attribute.
  \param explicitAttrDef [in] Explicit definition that represents an attribute to reset.
  */
  virtual void unsetAttr(const OdIfc::OdIfcAttribute explicitAttrDef) override;

  /** \details
  Checks whether the specified attribute is set.
  \param explicitAttrDef [in] Attribute definition to test.
  \returns
  true if the specified attribute is set, false otherwise.
  */
  virtual bool testAttr(const OdIfc::OdIfcAttribute explicitAttrDef) const override;

  /** \details
  Sets the specified attribute with a given value.
  \param explicitAttrDef [in] Explicit attribute definition to set.
  \param val [in] Value to set.
  \returns
  true if the value is successfully set for the specified attribute, false otherwise.
  */
  virtual bool putAttr(const OdIfc::OdIfcAttribute explicitAttrDef, const OdRxValue &val) override;

protected:
  using OdDAI::ApplicationInstance::getAttr;
  using OdDAI::ApplicationInstance::putAttr;


protected:

  // Declare friend classes for inverse attributes functionality: 
  friend class IfcPresentationLayerAssignment;
  friend class IfcStyledItem;
};

/** \details
  A data type that represents a smart pointer to a <exref target="OdIfc4x2__IfcRepresentationItem.html">IfcRepresentationItem</exref> object.
*/
typedef OdSmartPtr<IfcRepresentationItem> IfcRepresentationItemPtr;

} // namespace

#include "TD_PackPop.h"

#endif // _IFC4X2_IFCREPRESENTATIONITEM_AUTO_IMPL_H