// Created on: 1994-02-21
// Created by: Laurent PAINNOT
// Copyright (c) 1994-1999 Matra Datavision
// Copyright (c) 1999-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.

#ifndef _Approx_MCurvesToBSpCurve_HeaderFile
#define _Approx_MCurvesToBSpCurve_HeaderFile

#include "Standard.hxx"
#include "Standard_DefineAlloc.hxx"

#include "AppParCurves_MultiBSpCurve.hxx"
#include "AppParCurves_MultiCurve.hxx"
#include "NCollection_Sequence.hxx"
class AppParCurves_MultiCurve;

class Approx_MCurvesToBSpCurve
{
public:
  DEFINE_STANDARD_ALLOC

  Standard_EXPORT Approx_MCurvesToBSpCurve();

  Standard_EXPORT void Reset();

  Standard_EXPORT void Append(const AppParCurves_MultiCurve& MC);

  Standard_EXPORT void Perform();

  Standard_EXPORT void Perform(const NCollection_Sequence<AppParCurves_MultiCurve>& TheSeq);

  //! return the composite MultiCurves as a MultiBSpCurve.
  Standard_EXPORT const AppParCurves_MultiBSpCurve& Value() const;

  //! return the composite MultiCurves as a MultiBSpCurve.
  Standard_EXPORT const AppParCurves_MultiBSpCurve& ChangeValue();

private:
  AppParCurves_MultiBSpCurve                    mySpline;
  bool                                          myDone;
  NCollection_Sequence<AppParCurves_MultiCurve> myCurves;
};

#endif // _Approx_MCurvesToBSpCurve_HeaderFile