include/opencascade/BRepGProp_Domain.hxx

0001 // Created on: 1992-11-27
0002 // Created by: Isabelle GRIGNON
0003 // Copyright (c) 1992-1999 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 _BRepGProp_Domain_HeaderFile
0018 #define _BRepGProp_Domain_HeaderFile
0019
0020 #include <Standard.hxx>
0021 #include <Standard_DefineAlloc.hxx>
0022 #include <Standard_Handle.hxx>
0023
0024 #include <TopExp_Explorer.hxx>
0025 #include <Standard_Boolean.hxx>
0026 class TopoDS_Face;
0027 class TopoDS_Edge;
0028
0029
0030 //! Arc iterator. Returns only Forward and Reversed edges from
0031 //! the face in an undigested order.
0032 class BRepGProp_Domain
0033 {
0034 public:
0035
0036   DEFINE_STANDARD_ALLOC
0037
0038
0039   //! Empty constructor.
0040     BRepGProp_Domain();
0041
0042   //! Constructor. Initializes the domain with the face.
0043     BRepGProp_Domain(const TopoDS_Face& F);
0044
0045   //! Initializes the domain with the face.
0046     void Init (const TopoDS_Face& F);
0047
0048
0049   //! Returns True if there is another arc of curve in the list.
0050     Standard_Boolean More();
0051
0052   //! Initializes the exploration with the face already set.
0053     void Init();
0054
0055   //! Returns the current edge.
0056     const TopoDS_Edge& Value();
0057
0058
0059   //! Sets the index of the arc iterator to the next arc of
0060   //! curve.
0061   Standard_EXPORT void Next();
0062
0063
0064
0065
0066 protected:
0067
0068
0069
0070
0071
0072 private:
0073
0074
0075
0076   TopExp_Explorer myExplorer;
0077
0078
0079 };
0080
0081
0082 #include <BRepGProp_Domain.lxx>
0083
0084
0085
0086
0087
0088 #endif // _BRepGProp_Domain_HeaderFile