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// File : BinTObjDrivers_IntSparseArrayDriver.cxx
// Created : 30.03.2007
// Author : Michael SAZONOV
// Copyright: Open CASCADE 2007
// The original implementation Copyright: (C) RINA S.p.A
#include <BinTObjDrivers_IntSparseArrayDriver.hxx>
#include <CDM_MessageDriver.hxx>
#include <TDF_Attribute.hxx>
#include <BinObjMgt_Persistent.hxx>
#include <TObj_TIntSparseArray.hxx>
#include <TObj_Assistant.hxx>
#include <TCollection_AsciiString.hxx>
#include <TDF_Tool.hxx>
IMPLEMENT_STANDARD_HANDLE(BinTObjDrivers_IntSparseArrayDriver,BinMDF_ADriver)
IMPLEMENT_STANDARD_RTTIEXT(BinTObjDrivers_IntSparseArrayDriver,BinMDF_ADriver)
//=======================================================================
//function : BinTObjDrivers_IntSparseArrayDriver
//purpose : constructor
//=======================================================================
BinTObjDrivers_IntSparseArrayDriver::BinTObjDrivers_IntSparseArrayDriver
(const Handle(CDM_MessageDriver)& theMessageDriver)
: BinMDF_ADriver( theMessageDriver, NULL)
{
}
//=======================================================================
//function : NewEmpty
//purpose : Creates a new attribute
//=======================================================================
Handle(TDF_Attribute) BinTObjDrivers_IntSparseArrayDriver::NewEmpty() const
{
return new TObj_TIntSparseArray;
}
//=======================================================================
//function : Paste
//purpose : Retrieve. Translate the contents of <theSource> and put it
// into <theTarget>.
//=======================================================================
Standard_Boolean BinTObjDrivers_IntSparseArrayDriver::Paste
(const BinObjMgt_Persistent& theSource,
const Handle(TDF_Attribute)& theTarget,
BinObjMgt_RRelocationTable&) const
{
Handle(TObj_TIntSparseArray) aTarget =
Handle(TObj_TIntSparseArray)::DownCast(theTarget);
// get pairs (ID, value) while ID != 0
Standard_Integer anId;
if (!(theSource >> anId) || anId < 0)
return Standard_False;
while (anId)
{
Standard_Integer aValue;
if (!(theSource >> aValue) || aValue <= 0)
return Standard_False;
// store the value in the target array
aTarget->SetDoBackup (Standard_False);
aTarget->SetValue (anId, aValue);
aTarget->SetDoBackup (Standard_True);
// get next ID
if (!(theSource >> anId) || anId < 0)
return Standard_False;
}
return Standard_True;
}
//=======================================================================
//function : Paste
//purpose : Store. Translate the contents of <theSource> and put it
// into <theTarget>
//=======================================================================
void BinTObjDrivers_IntSparseArrayDriver::Paste
(const Handle(TDF_Attribute)& theSource,
BinObjMgt_Persistent& theTarget,
BinObjMgt_SRelocationTable&) const
{
Handle(TObj_TIntSparseArray) aSource =
Handle(TObj_TIntSparseArray)::DownCast (theSource);
// put only non-null values as pairs (ID, value)
// terminate the list by ID=0
TObj_TIntSparseArray::Iterator anIt = aSource->GetIterator();
for ( ; anIt.More() ; anIt.Next() )
{
Standard_Integer aValue = anIt.Value();
if (aValue == 0)
continue;
// store ID and value
theTarget << (Standard_Integer) anIt.Index() << aValue;
}
// zero indicates end of the entities
theTarget << (Standard_Integer) 0;
}
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