Files
OCCT/src/MDataStd/MDataStd_TreeNodeRetrievalDriver.cxx
2012-03-05 19:23:40 +04:00

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// File: MDataStd_TreeNodeRetrievalDriver.cxx
// Created: Thu Jun 17 12:11:20 1999
// Author: Vladislav ROMASHKO
// <vro@flox.nnov.matra-dtv.fr>
#include <MDataStd_TreeNodeRetrievalDriver.ixx>
#include <PDataStd_TreeNode.hxx>
#include <TDataStd_TreeNode.hxx>
#include <Standard_NoSuchObject.hxx>
#include <TDF_Label.hxx>
#include <CDM_MessageDriver.hxx>
MDataStd_TreeNodeRetrievalDriver::MDataStd_TreeNodeRetrievalDriver(const Handle(CDM_MessageDriver)& theMsgDriver):MDF_ARDriver(theMsgDriver)
{}
Standard_Integer MDataStd_TreeNodeRetrievalDriver::VersionNumber() const
{ return 0; }
Handle(Standard_Type) MDataStd_TreeNodeRetrievalDriver::SourceType() const
{ return STANDARD_TYPE(PDataStd_TreeNode); }
Handle(TDF_Attribute) MDataStd_TreeNodeRetrievalDriver::NewEmpty() const
{ return new TDataStd_TreeNode(); }
void MDataStd_TreeNodeRetrievalDriver::Paste (const Handle(PDF_Attribute)& Source,
const Handle(TDF_Attribute)& Target,
const Handle(MDF_RRelocationTable)& RelocTable) const
{
Handle(PDataStd_TreeNode) S = Handle(PDataStd_TreeNode)::DownCast(Source);
Handle(TDataStd_TreeNode) T = Handle(TDataStd_TreeNode)::DownCast(Target);
T->SetTreeID(S->GetTreeID());
Handle(TDataStd_TreeNode) TFirst;
Handle(PDataStd_TreeNode) PFirst = S->First();
if (!PFirst.IsNull ()) {
if (!RelocTable->HasRelocation(PFirst, TFirst)) {
Standard_NoSuchObject::Raise("MDataStd_TreeNodeRetrievalDriver::Paste");
}
if (!TFirst.IsNull()) {
TFirst->SetTreeID(S->GetTreeID());
T->Append(TFirst);
Handle(PDataStd_TreeNode) PNext = PFirst;
Handle(TDataStd_TreeNode) TNext;
while (!(PNext->Next()).IsNull() ) {
PNext = PNext->Next();
if (!RelocTable->HasRelocation(PNext, TNext)) {
Standard_NoSuchObject::Raise("MDataStd_TreeNodeRetrievalDriver::Paste");
}
if (!TNext.IsNull()) {
TNext->SetTreeID(S->GetTreeID());
T->Append(TNext);
}
}
}
}
}