include/opencascade/StdLPersistent_Data.hxx

0001 // Copyright (c) 2015 OPEN CASCADE SAS
0002 //
0003 // This file is part of Open CASCADE Technology software library.
0004 //
0005 // This library is free software; you can redistribute it and/or modify it under
0006 // the terms of the GNU Lesser General Public License version 2.1 as published
0007 // by the Free Software Foundation, with special exception defined in the file
0008 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
0009 // distribution for complete text of the license and disclaimer of any warranty.
0010 //
0011 // Alternatively, this file may be used under the terms of Open CASCADE
0012 // commercial license or contractual agreement.
0013
0014 #ifndef _StdLPersistent_Data_HeaderFile
0015 #define _StdLPersistent_Data_HeaderFile
0016
0017 #include <StdLPersistent_HArray1.hxx>
0018
0019 class TDF_Data;
0020
0021 class StdLPersistent_Data : public StdObjMgt_Persistent
0022 {
0023 public:
0024   //! Empty constructor.
0025   StdLPersistent_Data()
0026       : myVersion(0)
0027   {
0028   }
0029
0030   //! Read persistent data from a file.
0031   Standard_EXPORT void Read(StdObjMgt_ReadData& theReadData) override;
0032   //! Write persistent data to a file.
0033   Standard_EXPORT void Write(StdObjMgt_WriteData& theWriteData) const override;
0034
0035   //! Gets persistent child objects
0036   void PChildren(StdObjMgt_Persistent::SequenceOfPersistent& theChildren) const override
0037   {
0038     theChildren.Append(myLabels);
0039     theChildren.Append(myAttributes);
0040   }
0041
0042   //! Returns persistent type name
0043   const char* PName() const override { return "PDF_Data"; }
0044
0045   //! Import transient data from the persistent data.
0046   Standard_EXPORT occ::handle<TDF_Data> Import() const;
0047
0048 private:
0049   class Parser;
0050
0051 private:
0052   int                                        myVersion;
0053   Handle(StdLPersistent_HArray1::Integer)    myLabels;
0054   Handle(StdLPersistent_HArray1::Persistent) myAttributes;
0055 };
0056
0057 #endif