// Created on: 1995-04-24
// Created by: Bruno DUMORTIER
// Copyright (c) 1995-1999 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 _BRepFill_TrimEdgeTool_HeaderFile
#define _BRepFill_TrimEdgeTool_HeaderFile

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

#include "gp_Pnt2d.hxx"
#include "Bisector_Bisec.hxx"
#include "Geom2dAdaptor_Curve.hxx"
#include "GeomAbs_JoinType.hxx"
#include "gp_Pnt.hxx"
#include "NCollection_Sequence.hxx"
class Geom2d_Curve;
class Geom2d_Geometry;
class TopoDS_Edge;
class TopoDS_Shape;
class TopoDS_Vertex;

//! Geometric Tool using to construct Offset Wires.
class BRepFill_TrimEdgeTool
{
public:
  DEFINE_STANDARD_ALLOC

  Standard_EXPORT BRepFill_TrimEdgeTool();

  Standard_EXPORT BRepFill_TrimEdgeTool(const Bisector_Bisec&               Bisec,
                                        const occ::handle<Geom2d_Geometry>& S1,
                                        const occ::handle<Geom2d_Geometry>& S2,
                                        const double                        Offset);

  Standard_EXPORT void IntersectWith(const TopoDS_Edge&            Edge1,
                                     const TopoDS_Edge&            Edge2,
                                     const TopoDS_Shape&           InitShape1,
                                     const TopoDS_Shape&           InitShape2,
                                     const TopoDS_Vertex&          End1,
                                     const TopoDS_Vertex&          End2,
                                     const GeomAbs_JoinType        theJoinType,
                                     const bool                    IsOpenResult,
                                     NCollection_Sequence<gp_Pnt>& Params);

  Standard_EXPORT void AddOrConfuse(const bool                    Start,
                                    const TopoDS_Edge&            Edge1,
                                    const TopoDS_Edge&            Edge2,
                                    NCollection_Sequence<gp_Pnt>& Params) const;

  Standard_EXPORT bool IsInside(const gp_Pnt2d& P) const;

private:
  bool                      isPoint1;
  bool                      isPoint2;
  gp_Pnt2d                  myP1;
  gp_Pnt2d                  myP2;
  occ::handle<Geom2d_Curve> myC1;
  occ::handle<Geom2d_Curve> myC2;
  double                    myOffset;
  Bisector_Bisec            myBisec;
  Geom2dAdaptor_Curve       myBis;
};

#endif // _BRepFill_TrimEdgeTool_HeaderFile