include/opencascade/BRepPrim_FaceBuilder.hxx

0001 // Created on: 1993-06-23
0002 // Created by: Remi LEQUETTE
0003 // Copyright (c) 1993-1999 Matra Datavision
0004 // Copyright (c) 1999-2014 OPEN CASCADE SAS
0005 //
0006 // This file is part of Open CASCADE Technology software library.
0007 //
0008 // This library is free software; you can redistribute it and/or modify it under
0009 // the terms of the GNU Lesser General Public License version 2.1 as published
0010 // by the Free Software Foundation, with special exception defined in the file
0011 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
0012 // distribution for complete text of the license and disclaimer of any warranty.
0013 //
0014 // Alternatively, this file may be used under the terms of Open CASCADE
0015 // commercial license or contractual agreement.
0016
0017 #ifndef _BRepPrim_FaceBuilder_HeaderFile
0018 #define _BRepPrim_FaceBuilder_HeaderFile
0019
0020 #include <Standard.hxx>
0021 #include <Standard_DefineAlloc.hxx>
0022 #include <Standard_Handle.hxx>
0023
0024 #include <TopoDS_Vertex.hxx>
0025 #include <TopoDS_Edge.hxx>
0026 #include <TopoDS_Face.hxx>
0027 #include <Standard_Integer.hxx>
0028 class BRep_Builder;
0029 class Geom_Surface;
0030
0031 //! The FaceBuilder is an algorithm to build a BRep
0032 //! Face from a Geom Surface.
0033 //!
0034 //! The face covers the whole surface or the area
0035 //! delimited by UMin, UMax, VMin, VMax
0036 class BRepPrim_FaceBuilder
0037 {
0038 public:
0039   DEFINE_STANDARD_ALLOC
0040
0041   Standard_EXPORT BRepPrim_FaceBuilder();
0042
0043   Standard_EXPORT BRepPrim_FaceBuilder(const BRep_Builder& B, const occ::handle<Geom_Surface>& S);
0044
0045   Standard_EXPORT BRepPrim_FaceBuilder(const BRep_Builder&              B,
0046                                        const occ::handle<Geom_Surface>& S,
0047                                        const double                     UMin,
0048                                        const double                     UMax,
0049                                        const double                     VMin,
0050                                        const double                     VMax);
0051
0052   Standard_EXPORT void Init(const BRep_Builder& B, const occ::handle<Geom_Surface>& S);
0053
0054   Standard_EXPORT void Init(const BRep_Builder&              B,
0055                             const occ::handle<Geom_Surface>& S,
0056                             const double                     UMin,
0057                             const double                     UMax,
0058                             const double                     VMin,
0059                             const double                     VMax);
0060
0061   Standard_EXPORT const TopoDS_Face& Face() const;
0062   Standard_EXPORT                    operator TopoDS_Face();
0063
0064   //! Returns the edge of index <I>
0065   //! 1 - Edge VMin
0066   //! 2 - Edge UMax
0067   //! 3 - Edge VMax
0068   //! 4 - Edge UMin
0069   Standard_EXPORT const TopoDS_Edge& Edge(const int I) const;
0070
0071   //! Returns the vertex of index <I>
0072   //! 1 - Vertex UMin,VMin
0073   //! 2 - Vertex UMax,VMin
0074   //! 3 - Vertex UMax,VMax
0075   //! 4 - Vertex UMin,VMax
0076   Standard_EXPORT const TopoDS_Vertex& Vertex(const int I) const;
0077
0078 private:
0079   TopoDS_Vertex myVertex[4];
0080   TopoDS_Edge   myEdges[4];
0081   TopoDS_Face   myFace;
0082 };
0083
0084 #endif // _BRepPrim_FaceBuilder_HeaderFile