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114 lines
3.9 KiB
C++
114 lines
3.9 KiB
C++
// Created on: 2007-03-30
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// Created by: Michael SAZONOV
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// Copyright (c) 2007-2014 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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// The original implementation Copyright: (C) RINA S.p.A
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#include <BinTObjDrivers_IntSparseArrayDriver.hxx>
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#include <CDM_MessageDriver.hxx>
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#include <TDF_Attribute.hxx>
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#include <BinObjMgt_Persistent.hxx>
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#include <TObj_TIntSparseArray.hxx>
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#include <TObj_Assistant.hxx>
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#include <TCollection_AsciiString.hxx>
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#include <TDF_Tool.hxx>
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//=======================================================================
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//function : BinTObjDrivers_IntSparseArrayDriver
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//purpose : constructor
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//=======================================================================
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BinTObjDrivers_IntSparseArrayDriver::BinTObjDrivers_IntSparseArrayDriver
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(const Handle(CDM_MessageDriver)& theMessageDriver)
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: BinMDF_ADriver( theMessageDriver, NULL)
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{
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}
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//=======================================================================
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//function : NewEmpty
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//purpose : Creates a new attribute
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//=======================================================================
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Handle(TDF_Attribute) BinTObjDrivers_IntSparseArrayDriver::NewEmpty() const
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{
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return new TObj_TIntSparseArray;
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}
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//=======================================================================
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//function : Paste
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//purpose : Retrieve. Translate the contents of <theSource> and put it
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// into <theTarget>.
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//=======================================================================
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Standard_Boolean BinTObjDrivers_IntSparseArrayDriver::Paste
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(const BinObjMgt_Persistent& theSource,
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const Handle(TDF_Attribute)& theTarget,
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BinObjMgt_RRelocationTable&) const
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{
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Handle(TObj_TIntSparseArray) aTarget =
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Handle(TObj_TIntSparseArray)::DownCast(theTarget);
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// get pairs (ID, value) while ID != 0
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Standard_Integer anId;
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if (!(theSource >> anId) || anId < 0)
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return Standard_False;
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while (anId)
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{
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Standard_Integer aValue;
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if (!(theSource >> aValue) || aValue <= 0)
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return Standard_False;
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// store the value in the target array
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aTarget->SetDoBackup (Standard_False);
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aTarget->SetValue (anId, aValue);
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aTarget->SetDoBackup (Standard_True);
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// get next ID
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if (!(theSource >> anId) || anId < 0)
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return Standard_False;
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}
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return Standard_True;
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}
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//=======================================================================
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//function : Paste
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//purpose : Store. Translate the contents of <theSource> and put it
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// into <theTarget>
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//=======================================================================
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void BinTObjDrivers_IntSparseArrayDriver::Paste
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(const Handle(TDF_Attribute)& theSource,
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BinObjMgt_Persistent& theTarget,
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BinObjMgt_SRelocationTable&) const
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{
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Handle(TObj_TIntSparseArray) aSource =
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Handle(TObj_TIntSparseArray)::DownCast (theSource);
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// put only non-null values as pairs (ID, value)
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// terminate the list by ID=0
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TObj_TIntSparseArray::Iterator anIt = aSource->GetIterator();
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for ( ; anIt.More() ; anIt.Next() )
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{
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Standard_Integer aValue = anIt.Value();
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if (aValue == 0)
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continue;
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// store ID and value
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theTarget << (Standard_Integer) anIt.Index() << aValue;
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}
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// zero indicates end of the entities
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theTarget << (Standard_Integer) 0;
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}
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