include/opencascade/TNaming_DeltaOnModification.hxx

0001 // Created on: 1997-12-03
0002 // Created by: Yves FRICAUD
0003 // Copyright (c) 1997-1999 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 _TNaming_DeltaOnModification_HeaderFile
0018 #define _TNaming_DeltaOnModification_HeaderFile
0019
0020 #include <Standard.hxx>
0021 #include <Standard_Type.hxx>
0022
0023 #include <TopoDS_Shape.hxx>
0024 #include <NCollection_Array1.hxx>
0025 #include <NCollection_HArray1.hxx>
0026 #include <TDF_DeltaOnModification.hxx>
0027 class TNaming_NamedShape;
0028
0029 //! This class provides default services for an
0030 //! AttributeDelta on a MODIFICATION action.
0031 //!
0032 //! Applying this AttributeDelta means GOING BACK to
0033 //! the attribute previously registered state.
0034 class TNaming_DeltaOnModification : public TDF_DeltaOnModification
0035 {
0036
0037 public:
0038   //! Initializes a TDF_DeltaOnModification.
0039   Standard_EXPORT TNaming_DeltaOnModification(const occ::handle<TNaming_NamedShape>& NS);
0040
0041   //! Applies the delta to the attribute.
0042   Standard_EXPORT void Apply() override;
0043
0044   DEFINE_STANDARD_RTTIEXT(TNaming_DeltaOnModification, TDF_DeltaOnModification)
0045
0046 private:
0047   occ::handle<NCollection_HArray1<TopoDS_Shape>> myOld;
0048   occ::handle<NCollection_HArray1<TopoDS_Shape>> myNew;
0049 };
0050
0051 #endif // _TNaming_DeltaOnModification_HeaderFile