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///////////////////////////////////////////////////////////////////////////////

// This file is generated automatically.

#ifndef _IFC4X2_IFCDISTANCEEXPRESSION_AUTO_IMPL_H
#define _IFC4X2_IFCDISTANCEEXPRESSION_AUTO_IMPL_H

#include "IfcGeometricRepresentationItemAutoImpl.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
  An IfcDistanceExpression describes a point relative to a basis curve according to distance along the basis curve in 3D or as projected onto the horizontal plane, 
  offset lateral to the basis curve according to the horizontal orientation at the specified distance, offset vertical to the basis curve, 
  and an optional additional offset parallel to the basis curve that can be used to 
  address locations otherwise unreachable where the basis curve is tangentially discontinuous.
*/
class IFC4X2_EXPORT IfcDistanceExpression : public IfcGeometricRepresentationItem
{
  //DOM-IGNORE-BEGIN
  OD_EXP_DECLARE_MEMBERS(OdIfc4x2::IfcDistanceExpression);
  //DOM-IGNORE-END

public:


  //
  // OdDAI early binding accessors
  //


  /** \details
  Returns the value of DistanceAlong attribute. 
  This attribute represents the distance along the basis curve, measured according to projection 
  in the horizontal plane if AlongHorizontal is True, or according to 3D distance otherwise. 
  If the basis curve refers to IfcAlignmentCurve and AlongHorizontal is True, 
  then this measurement directly corresponds to IfcAlignment2DHorizontal.
  \returns
  Returns the value of DistanceAlong attribute.
  */
  double getDistanceAlong() const;

  /** \details
  Sets the value of DistanceAlong attribute. 
  This attribute represents the distance along the basis curve, measured according to projection 
  in the horizontal plane if AlongHorizontal is True, or according to 3D distance otherwise. 
  If the basis curve refers to IfcAlignmentCurve and AlongHorizontal is True, 
  then this measurement directly corresponds to IfcAlignment2DHorizontal.
  \param DistanceAlong [in] DistanceAlong attribute to set.
  */
  void setDistanceAlong(double DistanceAlong);

  /** \details
  Returns the value of OffsetLateral attribute. 
  This attribute represents the offset that is horizontally perpendicular to the basis curve, 
  where positive values indicate to the left of the basis curve as facing in the direction of the basis curve, and negative values indicate to the right. 
  If DistanceAlong coincides with a point of tangential discontinuity (within precision limits), then the tangent of the previous segment governs.
  \returns
  Returns the value of OffsetLateral attribute.
  */
  double getOffsetLateral() const;

  /** \details
  Sets the value of OffsetLateral attribute. 
  This attribute represents the offset that is horizontally perpendicular to the basis curve, 
  where positive values indicate to the left of the basis curve as facing in the direction of the basis curve, and negative values indicate to the right. 
  If DistanceAlong coincides with a point of tangential discontinuity (within precision limits), then the tangent of the previous segment governs.
  \param OffsetLateral [in] OffsetLateral attribute to set.
  */
  void setOffsetLateral(double OffsetLateral);

  /** \details
  Returns the value of OffsetVertical attribute. 
  This attribute represents the offset that is vertical to the basis curve, 
  where positive values indicate vertically upwards in global coordinates at DistanceAlong, 
  regardless of the slope of the basis curve at such point.
  \returns
  Returns the value of OffsetVertical attribute.
  */
  double getOffsetVertical() const;

  /** \details
  Sets the value of OffsetVertical attribute. 
  This attribute represents the offset that is vertical to the basis curve, 
  where positive values indicate vertically upwards in global coordinates at DistanceAlong, 
  regardless of the slope of the basis curve at such point.
  \param OffsetVertical [in] OffsetVertical attribute to set.
  */
  void setOffsetVertical(double OffsetVertical);

  /** \details
  Returns the value of OffsetLongitudinal attribute. 
  This attribute represents the offset that is parallel to the basis curve after applying DistanceAlong, 
  OffsetLateral, and OffsetVertical to reach locations for the case of a tangentially discontinuous basis curve.
  \returns
  Returns the value of OffsetLongitudinal attribute.
  */
  double getOffsetLongitudinal() const;

  /** \details
  Sets the value of OffsetLongitudinal attribute. 
  This attribute represents the offset that is parallel to the basis curve after applying DistanceAlong, 
  OffsetLateral, and OffsetVertical to reach locations for the case of a tangentially discontinuous basis curve.
  \param OffsetLongitudinal [in] OffsetLongitudinal attribute to set.
  */
  void setOffsetLongitudinal(double OffsetLongitudinal);

  /** \details
  Returns the value of AlongHorizontal attribute. 
  This attribute indicates whether DistanceAlong is measured according to horizontal projection of distance (if True), or 3D distance (if False or unset).
  \returns
  Returns the value of AlongHorizontal attribute.
  */
  OdDAI::Boolean getAlongHorizontal() const;

  /** \details
  Sets the value of AlongHorizontal attribute. 
  This attribute indicates whether DistanceAlong is measured according to horizontal projection of distance (if True), or 3D distance (if False or unset).
  \param AlongHorizontal [in] AlongHorizontal attribute to set.
  */
  void setAlongHorizontal(OdDAI::Boolean AlongHorizontal);


public:

  /** \details
  Default constructor for the IfcDistanceExpression class.
  */
  IfcDistanceExpression();

  /** \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
  Returns an attribute value for the specified attribute name.
  \param attrName [in] Name of an attribute to query.
  \returns
  OdRxValue object that represents a generic variant type value.
  */
  virtual OdRxValue getAttr(const char * attrName) 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
  Sets the specified attribute with a given value.
  \param explicitAttrName [in] Explicit name of the attribute 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 char * explicitAttrName, const OdRxValue &val) 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:
  // Fields declaration: 
  double m_DistanceAlong;   // IfcLengthMeasure
  double m_OffsetLateral;   // IfcLengthMeasure  [optional]
  double m_OffsetVertical;   // IfcLengthMeasure  [optional]
  double m_OffsetLongitudinal;   // IfcLengthMeasure  [optional]
  OdDAI::Boolean m_AlongHorizontal;   // IfcBoolean  [optional]
};

/** \details
  A data type that represents a smart pointer to a <exref target="OdIfc4x2__IfcDistanceExpression.html">IfcDistanceExpression</exref> object.
*/
typedef OdSmartPtr<IfcDistanceExpression> IfcDistanceExpressionPtr;

} // namespace

#include "TD_PackPop.h"

#endif // _IFC4X2_IFCDISTANCEEXPRESSION_AUTO_IMPL_H