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https://git.dev.opencascade.org/repos/occt.git
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ec96437207
1. Bug fix in reading old persistent data using FSD_File storage driver 2. Persistence compatible with legacy format was restored for shapes a. Implemented a storage read / write wrapper for legacy persistence b. Added DRAW commands to read / write files in legacy format c. Added test cases for reading / writing operations with checking number of sub-shapes and physical properties d. Updated related sections of the development guide
101 lines
3.4 KiB
C++
101 lines
3.4 KiB
C++
// Copyright (c) 2015 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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#include <StdLPersistent_HString.hxx>
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#include <StdObjMgt_ReadData.hxx>
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#include <StdObjMgt_WriteData.hxx>
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#include <TDF_Label.hxx>
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#include <TDF_Tool.hxx>
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//=======================================================================
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//function : Read
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//purpose : Read persistent data from a file
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//=======================================================================
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template <class StringClass, typename CharType>
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void StdLPersistent_HString::instance<StringClass, CharType>::Read
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(StdObjMgt_ReadData& theReadData)
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{
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StdObjMgt_ReadData::Object anObjectData (theReadData);
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Standard_Integer aSize;
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anObjectData >> aSize;
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myValue = new StringClass (aSize, 0);
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for (Standard_Integer i = 1; i <= aSize; i++)
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{
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CharType aChar;
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anObjectData >> aChar;
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myValue->SetValue (i, aChar);
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}
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}
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//=======================================================================
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//function : Write
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//purpose : Write persistent data to a file
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//=======================================================================
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template <class StringClass, typename CharType>
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void StdLPersistent_HString::instance<StringClass, CharType>::Write
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(StdObjMgt_WriteData& theWriteData) const
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{
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StdObjMgt_WriteData::Object anObjectData(theWriteData);
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Standard_Integer aSize = myValue->Length();
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anObjectData << aSize;
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for (Standard_Integer i = 1; i <= aSize; i++)
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{
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CharType aChar (0);
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anObjectData << aChar;
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}
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}
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//=======================================================================
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//function : Label
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//purpose : Get/create a label defined by referenced string
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//=======================================================================
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template <class StringClass, typename CharType>
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TDF_Label StdLPersistent_HString::instance<StringClass, CharType>::Label
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(const Handle(TDF_Data)& theDF) const
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{
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TDF_Label aLabel;
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if (!myValue.IsNull())
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TDF_Tool::Label (theDF, myValue->String(), aLabel, Standard_True);
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return aLabel;
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}
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//=======================================================================
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//function : AsciiString
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//purpose : Get referenced ASCII string
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//=======================================================================
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Handle(TCollection_HAsciiString)
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StdLPersistent_HString::Ascii::AsciiString() const
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{ return myValue; }
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//=======================================================================
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//function : ExtString
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//purpose : Get referenced extended string
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//=======================================================================
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Handle(TCollection_HExtendedString)
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StdLPersistent_HString::Extended::ExtString() const
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{ return myValue; }
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template class StdLPersistent_HString::instance
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<TCollection_HAsciiString, Standard_Character>;
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template class StdLPersistent_HString::instance
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<TCollection_HExtendedString, Standard_ExtCharacter>;
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