include/opencascade/TDF_TagSource.hxx

0001 // Created on: 1997-08-04
0002 // Created by: VAUTHIER Jean-Claude
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 _TDF_TagSource_HeaderFile
0018 #define _TDF_TagSource_HeaderFile
0019
0020 #include <Standard.hxx>
0021 #include <Standard_Type.hxx>
0022
0023 #include <Standard_Integer.hxx>
0024 #include <TDF_Attribute.hxx>
0025 class Standard_GUID;
0026 class TDF_Label;
0027 class TDF_RelocationTable;
0028
0029
0030 class TDF_TagSource;
0031 DEFINE_STANDARD_HANDLE(TDF_TagSource, TDF_Attribute)
0032
0033 //! This attribute manage   a tag provider   to create
0034 //! child labels of a given one.
0035 class TDF_TagSource : public TDF_Attribute
0036 {
0037
0038 public:
0039
0040
0041   //! class methods
0042   //! =============
0043   Standard_EXPORT static const Standard_GUID& GetID();
0044
0045   //! Find, or create, a  TagSource attribute. the TagSource
0046   //! attribute is returned.
0047   Standard_EXPORT static Handle(TDF_TagSource) Set (const TDF_Label& label);
0048
0049   //! Find (or create) a  tagSource attribute located at <L>
0050   //! and make a new child label.
0051   //! TagSource methods
0052   //! =================
0053   Standard_EXPORT static TDF_Label NewChild (const TDF_Label& L);
0054
0055   Standard_EXPORT TDF_TagSource();
0056
0057   Standard_EXPORT Standard_Integer NewTag();
0058
0059   Standard_EXPORT TDF_Label NewChild();
0060
0061   Standard_EXPORT Standard_Integer Get() const;
0062
0063   //! TDF_Attribute methods
0064   //! =====================
0065   Standard_EXPORT void Set (const Standard_Integer T);
0066
0067   Standard_EXPORT const Standard_GUID& ID() const Standard_OVERRIDE;
0068
0069   Standard_EXPORT void Restore (const Handle(TDF_Attribute)& with) Standard_OVERRIDE;
0070
0071   Standard_EXPORT Handle(TDF_Attribute) NewEmpty() const Standard_OVERRIDE;
0072
0073   Standard_EXPORT void Paste (const Handle(TDF_Attribute)& Into, const Handle(TDF_RelocationTable)& RT) const Standard_OVERRIDE;
0074
0075   //! Dumps the content of me into the stream
0076   Standard_EXPORT virtual void DumpJson (Standard_OStream& theOStream, Standard_Integer theDepth = -1) const Standard_OVERRIDE;
0077
0078
0079
0080
0081   DEFINE_STANDARD_RTTIEXT(TDF_TagSource,TDF_Attribute)
0082
0083 protected:
0084
0085
0086
0087
0088 private:
0089
0090
0091   Standard_Integer myTag;
0092
0093
0094 };
0095
0096
0097
0098
0099
0100
0101
0102 #endif // _TDF_TagSource_HeaderFile