// Created on: 1997-12-24
// Created by: Xuan PHAM PHU
// Copyright (c) 1997-1999 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 _TopOpeBRepDS_Edge3dInterferenceTool_HeaderFile
#define _TopOpeBRepDS_Edge3dInterferenceTool_HeaderFile

#include <Standard.hxx>
#include <Standard_DefineAlloc.hxx>
#include <Standard_Handle.hxx>

#include <Standard_Integer.hxx>
#include <TopTrans_SurfaceTransition.hxx>
#include <TopoDS_Shape.hxx>
#include <gp_Pnt.hxx>
#include <gp_Dir.hxx>
class TopOpeBRepDS_Interference;

//! a tool computing edge / face complex transition,
//! Interferences of edge reference are given by
//! I = (T on face, G = point or vertex, S = edge)
class TopOpeBRepDS_Edge3dInterferenceTool
{
public:
  DEFINE_STANDARD_ALLOC

  Standard_EXPORT TopOpeBRepDS_Edge3dInterferenceTool();

  Standard_EXPORT void InitPointVertex(const Standard_Integer IsVertex, const TopoDS_Shape& VonOO);

  Standard_EXPORT void Init(const TopoDS_Shape&                      Eref,
                            const TopoDS_Shape&                      E,
                            const TopoDS_Shape&                      F,
                            const Handle(TopOpeBRepDS_Interference)& I);

  Standard_EXPORT void Add(const TopoDS_Shape&                      Eref,
                           const TopoDS_Shape&                      E,
                           const TopoDS_Shape&                      F,
                           const Handle(TopOpeBRepDS_Interference)& I);

  Standard_EXPORT void Transition(const Handle(TopOpeBRepDS_Interference)& I) const;

protected:
private:
  Standard_Integer           myFaceOriented;
  TopTrans_SurfaceTransition myTool;
  Standard_Real              myTole;
  Standard_Boolean           myrefdef;
  Standard_Integer           myIsVertex;
  TopoDS_Shape               myVonOO;
  gp_Pnt                     myP3d;
  gp_Dir                     myTgtref;
};

#endif // _TopOpeBRepDS_Edge3dInterferenceTool_HeaderFile
