include/opencascade/BRepFill_OffsetAncestors.hxx

0001 // Created on: 1995-09-01
0002 // Created by: Bruno DUMORTIER
0003 // Copyright (c) 1995-1999 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 _BRepFill_OffsetAncestors_HeaderFile
0018 #define _BRepFill_OffsetAncestors_HeaderFile
0019
0020 #include <Standard.hxx>
0021 #include <Standard_DefineAlloc.hxx>
0022 #include <Standard_Handle.hxx>
0023
0024 #include <Standard_Boolean.hxx>
0025 #include <TopTools_DataMapOfShapeShape.hxx>
0026 class BRepFill_OffsetWire;
0027 class TopoDS_Edge;
0028 class TopoDS_Shape;
0029
0030
0031 //! this class is used to find the generating shapes
0032 //! of an OffsetWire.
0033 class BRepFill_OffsetAncestors
0034 {
0035 public:
0036
0037   DEFINE_STANDARD_ALLOC
0038
0039
0040   Standard_EXPORT BRepFill_OffsetAncestors();
0041
0042   Standard_EXPORT BRepFill_OffsetAncestors(BRepFill_OffsetWire& Paral);
0043
0044   Standard_EXPORT void Perform (BRepFill_OffsetWire& Paral);
0045
0046   Standard_EXPORT Standard_Boolean IsDone() const;
0047
0048   Standard_EXPORT Standard_Boolean HasAncestor (const TopoDS_Edge& S1) const;
0049
0050   //! may return a Null Shape if S1 is not a subShape
0051   //! of <Paral>;
0052   //! if Perform is not done.
0053   Standard_EXPORT const TopoDS_Shape& Ancestor (const TopoDS_Edge& S1) const;
0054
0055
0056
0057
0058 protected:
0059
0060
0061
0062
0063
0064 private:
0065
0066
0067
0068   Standard_Boolean myIsPerform;
0069   TopTools_DataMapOfShapeShape myMap;
0070
0071
0072 };
0073
0074
0075
0076
0077
0078
0079
0080 #endif // _BRepFill_OffsetAncestors_HeaderFile