#include <StdFail_NotDone.hxx>
#include <StdFail_UndefinedDerivative.hxx>
#include <Standard_DomainError.hxx>


inline Standard_Boolean IntImp_Int2S::IsDone()const { return done;}

inline Standard_Boolean IntImp_Int2S::IsEmpty() const
{ 
  if (!done) StdFail_NotDone::Raise(" IntImp_Int2S::IsEmpty() ");
  return empty;
}

inline const IntSurf_PntOn2S& IntImp_Int2S::Point() const
{ 
  if (!done) StdFail_NotDone::Raise(" IntImp_Int2S::Point() ");
  if (empty) Standard_DomainError::Raise(" IntImp_Int2S::Point() ");
  return pint;
}

inline Standard_Boolean IntImp_Int2S::IsTangent () const {

  if (!done) StdFail_NotDone::Raise(" IntImp_Int2S::IsTangent () ");
  if (empty) Standard_DomainError::Raise(" IntImp_Int2S::IsTangent () ");
  return tangent;
}

inline const gp_Dir& IntImp_Int2S::Direction () const {

  if (!done) StdFail_NotDone::Raise(" IntImp_Int2S::Direction () ");
  if (empty) Standard_DomainError::Raise(" IntImp_Int2S::Direction () ");
  if (tangent) StdFail_UndefinedDerivative::Raise
    (" IntImp_Int2S::Direction () ");
  return d3d;
}

inline const gp_Dir2d& IntImp_Int2S::DirectionOnS1 () const {

  if (!done) StdFail_NotDone::Raise(" IntImp_Int2S::DirectionOnS1 () ");
  if (empty) Standard_DomainError::Raise(" IntImp_Int2S::DirectionOnS1 () ");
  if (tangent) StdFail_UndefinedDerivative::Raise
    (" IntImp_Int2S::DirectionOnS1 () ");
  return d2d1;
}

inline const gp_Dir2d& IntImp_Int2S::DirectionOnS2 () const {

  if (!done) StdFail_NotDone::Raise(" IntImp_Int2S::DirectionOnS2 () ");
  if (empty) Standard_DomainError::Raise(" IntImp_Int2S::DirectionOnS2 () ");
  if (tangent) StdFail_UndefinedDerivative::Raise
    (" IntImp_Int2S::DirectionOnS2 () ");
  return d2d2;
}


inline IntImp_TheFunction& IntImp_Int2S::Function()  {
  return myZerParFunc;
}