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
0032 //! The  FaceBuilder is an algorithm   to build a BRep
0033 //! Face from a Geom Surface.
0034 //!
0035 //! The  face covers  the  whole surface or  the  area
0036 //! delimited by UMin, UMax, VMin, VMax
0037 class BRepPrim_FaceBuilder
0038 {
0039 public:
0040
0041   DEFINE_STANDARD_ALLOC
0042
0043
0044   Standard_EXPORT BRepPrim_FaceBuilder();
0045
0046   Standard_EXPORT BRepPrim_FaceBuilder(const BRep_Builder& B, const Handle(Geom_Surface)& S);
0047
0048   Standard_EXPORT BRepPrim_FaceBuilder(const BRep_Builder& B, const Handle(Geom_Surface)& S, const Standard_Real UMin, const Standard_Real UMax, const Standard_Real VMin, const Standard_Real VMax);
0049
0050   Standard_EXPORT void Init (const BRep_Builder& B, const Handle(Geom_Surface)& S);
0051
0052   Standard_EXPORT void Init (const BRep_Builder& B, const Handle(Geom_Surface)& S, const Standard_Real UMin, const Standard_Real UMax, const Standard_Real VMin, const Standard_Real VMax);
0053
0054   Standard_EXPORT const TopoDS_Face& Face() const;
0055 Standard_EXPORT operator TopoDS_Face();
0056
0057   //! Returns the edge of index <I>
0058   //! 1 - Edge VMin
0059   //! 2 - Edge UMax
0060   //! 3 - Edge VMax
0061   //! 4 - Edge UMin
0062   Standard_EXPORT const TopoDS_Edge& Edge (const Standard_Integer I) const;
0063
0064   //! Returns the vertex of index <I>
0065   //! 1 - Vertex UMin,VMin
0066   //! 2 - Vertex UMax,VMin
0067   //! 3 - Vertex UMax,VMax
0068   //! 4 - Vertex UMin,VMax
0069   Standard_EXPORT const TopoDS_Vertex& Vertex (const Standard_Integer I) const;
0070
0071
0072
0073
0074 protected:
0075
0076
0077
0078
0079
0080 private:
0081
0082
0083
0084   TopoDS_Vertex myVertex[4];
0085   TopoDS_Edge myEdges[4];
0086   TopoDS_Face myFace;
0087
0088
0089 };
0090
0091
0092
0093
0094
0095
0096
0097 #endif // _BRepPrim_FaceBuilder_HeaderFile