0026419: [Regression?] Export of a reversed face leads to crash in 6.9.0 although...

[occt.git] / src / BRepToIGES / BRepToIGES_BRWire.hxx

// Created on: 1995-01-27
// Created by: Marie Jose MARTZ
// 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 _BRepToIGES_BRWire_HeaderFile
#define _BRepToIGES_BRWire_HeaderFile

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

#include <BRepToIGES_BREntity.hxx>
#include <Standard_Real.hxx>
#include <Standard_Boolean.hxx>
class BRepToIGES_BREntity;
class IGESData_IGESEntity;
class TopoDS_Shape;
class TopoDS_Vertex;
class TopoDS_Edge;
class TopoDS_Face;
class Geom_Surface;
class TopLoc_Location;
class gp_Pnt2d;
class TopoDS_Wire;


//! This class implements the transfer of Shape Entities
//! from Geom To IGES. These can be :
//! . Vertex
//! . Edge
//! . Wire
class BRepToIGES_BRWire  : public BRepToIGES_BREntity
{
public:

  DEFINE_STANDARD_ALLOC

  
  Standard_EXPORT BRepToIGES_BRWire();
  
  Standard_EXPORT BRepToIGES_BRWire(const BRepToIGES_BREntity& BR);
  
  //! Transfert a Shape entity from TopoDS to IGES
  //! this entity must be a Vertex or an Edge or a Wire.
  //! If this Entity could not be converted,
  //! this member returns a NullEntity.
  Standard_EXPORT Handle(IGESData_IGESEntity) TransferWire (const TopoDS_Shape& start);
  
  //! Transfert a Vertex entity from TopoDS to IGES
  //! If this Entity could not be converted,
  //! this member returns a NullEntity.
  Standard_EXPORT Handle(IGESData_IGESEntity) TransferVertex (const TopoDS_Vertex& myvertex);
  
  //! Transfert a Vertex entity on an Edge from TopoDS to IGES
  //! Returns the parameter of myvertex on myedge.
  //! If this Entity could not be converted,
  //! this member returns a NullEntity.
  Standard_EXPORT Handle(IGESData_IGESEntity) TransferVertex (const TopoDS_Vertex& myvertex, const TopoDS_Edge& myedge, Standard_Real& parameter);
  
  //! Transfert a Vertex entity of an edge on a Face
  //! from TopoDS to IGES
  //! Returns the parameter of myvertex on the pcurve
  //! of myedge on myface
  //! If this Entity could not be converted,
  //! this member returns a NullEntity.
  Standard_EXPORT Handle(IGESData_IGESEntity) TransferVertex (const TopoDS_Vertex& myvertex, const TopoDS_Edge& myedge, const TopoDS_Face& myface, Standard_Real& parameter);
  
  //! Transfert a Vertex entity of an edge on a Surface
  //! from TopoDS to IGES
  //! Returns the parameter of myvertex on the pcurve
  //! of myedge on mysurface
  //! If this Entity could not be converted,
  //! this member returns a NullEntity.
  Standard_EXPORT Handle(IGESData_IGESEntity) TransferVertex (const TopoDS_Vertex& myvertex, const TopoDS_Edge& myedge, const Handle(Geom_Surface)& mysurface, const TopLoc_Location& myloc, Standard_Real& parameter);
  
  //! Transfert a Vertex entity on a Face from TopoDS to IGES
  //! Returns the parameters of myvertex on myface
  //! If this Entity could not be converted,
  //! this member returns a NullEntity.
  Standard_EXPORT Handle(IGESData_IGESEntity) TransferVertex (const TopoDS_Vertex& myvertex, const TopoDS_Face& myface, gp_Pnt2d& mypoint);
  
  //! Transfert an Edge entity from TopoDS to IGES
  //! If this Entity could not be converted,
  //! this member returns a NullEntity.
  //! isBRepMode indicates if write mode is BRep
  //! (True when called from BRepToIGESBRep and False when from BRepToIGES)
  //! If edge is REVERSED and isBRepMode is False 3D edge curve is reversed,
  //! otherwise, not.
  Standard_EXPORT Handle(IGESData_IGESEntity) TransferEdge (const TopoDS_Edge& myedge, const Standard_Boolean isBRepMode);
  
  //! Transfert an Edge entity on a Face from TopoDS to IGES
  //! If this Entity could not be converted,
  //! this member returns a NullEntity.
  //! isBRepMode indicates if write mode is BRep
  //! (True when called from BRepToIGESBRep and False when from BRepToIGES)
  //! passing into Transform2dCurve()
  Standard_EXPORT Handle(IGESData_IGESEntity) TransferEdge (const TopoDS_Edge& myedge, const TopoDS_Face& myface, const Standard_Real length, const Standard_Boolean isBRepMode);
  
  //! Transfert a Wire entity from TopoDS to IGES
  //! If this Entity could not be converted,
  //! this member returns a NullEntity.
  Standard_EXPORT Handle(IGESData_IGESEntity) TransferWire (const TopoDS_Wire& mywire);
  
  //! Transfert a Wire entity from TopoDS to IGES.
  //! Returns the curve associated to mywire in
  //! the parametric space of myface.
  //! If this Entity could not be converted,
  //! this member returns a NullEntity.
  //! Parameter IsRevol is not used anymore
  Standard_EXPORT Handle(IGESData_IGESEntity) TransferWire (const TopoDS_Wire& mywire, const TopoDS_Face& myface, Handle(IGESData_IGESEntity)& mycurve2d, const Standard_Real length);




protected:





private:





};







#endif // _BRepToIGES_BRWire_HeaderFile