1 // Created on: 2000-03-01
2 // Created by: Denis PASCAL
3 // Copyright (c) 2000-2014 OPEN CASCADE SAS
5 // This file is part of Open CASCADE Technology software library.
7 // This library is free software; you can redistribute it and/or modify it under
8 // the terms of the GNU Lesser General Public License version 2.1 as published
9 // by the Free Software Foundation, with special exception defined in the file
10 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
11 // distribution for complete text of the license and disclaimer of any warranty.
13 // Alternatively, this file may be used under the terms of Open CASCADE
14 // commercial license or contractual agreement.
16 #ifndef _TDF_Reference_HeaderFile
17 #define _TDF_Reference_HeaderFile
19 #include <Standard.hxx>
20 #include <Standard_Type.hxx>
22 #include <TDF_Label.hxx>
23 #include <TDF_Attribute.hxx>
24 #include <Standard_OStream.hxx>
28 class TDF_RelocationTable;
33 DEFINE_STANDARD_HANDLE(TDF_Reference, TDF_Attribute)
35 //! This attribute is used to store in the framework a
36 //! reference to an other label.
37 class TDF_Reference : public TDF_Attribute
43 Standard_EXPORT static const Standard_GUID& GetID();
45 Standard_EXPORT static Handle(TDF_Reference) Set (const TDF_Label& I, const TDF_Label& Origin);
47 Standard_EXPORT void Set (const TDF_Label& Origin);
49 Standard_EXPORT TDF_Label Get() const;
51 Standard_EXPORT const Standard_GUID& ID() const Standard_OVERRIDE;
53 Standard_EXPORT void Restore (const Handle(TDF_Attribute)& With) Standard_OVERRIDE;
55 Standard_EXPORT Handle(TDF_Attribute) NewEmpty() const Standard_OVERRIDE;
57 Standard_EXPORT void Paste (const Handle(TDF_Attribute)& Into, const Handle(TDF_RelocationTable)& RT) const Standard_OVERRIDE;
59 Standard_EXPORT virtual void References (const Handle(TDF_DataSet)& DS) const Standard_OVERRIDE;
61 Standard_EXPORT virtual Standard_OStream& Dump (Standard_OStream& anOS) const Standard_OVERRIDE;
63 Standard_EXPORT TDF_Reference();
68 DEFINE_STANDARD_RTTI(TDF_Reference,TDF_Attribute)
89 #endif // _TDF_Reference_HeaderFile