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occt/src/XmlMDF/XmlMDF_ReferenceDriver.cxx
abv d5f74e42d6 0024624: Lost word in license statement in source files
License statement text corrected; compiler warnings caused by Bison 2.41 disabled for MSVC; a few other compiler warnings on 54-bit Windows eliminated by appropriate type cast
Wrong license statements corrected in several files.
Copyright and license statements added in XSD and GLSL files.
Copyright year updated in some files.
Obsolete documentation files removed from DrawResources.
2014-02-20 16:15:17 +04:00

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// Created on: 2001-09-04
// Created by: Julia DOROVSKIKH
// Copyright (c) 2001-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.
//AGV 150202: Changed prototype XmlObjMgt::SetStringValue()
#include <XmlMDF_ReferenceDriver.ixx>
#include <XmlObjMgt.hxx>
#include <TDF_Reference.hxx>
#include <TDF_Tool.hxx>
//=======================================================================
//function : XmlMDF_ReferenceDriver
//purpose : Constructor
//=======================================================================
XmlMDF_ReferenceDriver::XmlMDF_ReferenceDriver
(const Handle(CDM_MessageDriver)& theMsgDriver)
: XmlMDF_ADriver (theMsgDriver, NULL)
{}
//=======================================================================
//function : NewEmpty
//purpose :
//=======================================================================
Handle(TDF_Attribute) XmlMDF_ReferenceDriver::NewEmpty() const
{
return (new TDF_Reference());
}
//=======================================================================
//function : Paste
//purpose : persistent -> transient (retrieve)
//=======================================================================
Standard_Boolean XmlMDF_ReferenceDriver::Paste
(const XmlObjMgt_Persistent& theSource,
const Handle(TDF_Attribute)& theTarget,
XmlObjMgt_RRelocationTable& ) const
{
XmlObjMgt_DOMString anXPath = XmlObjMgt::GetStringValue(theSource);
if (anXPath == NULL)
{
WriteMessage ("Cannot retrieve reference string from element");
return Standard_False;
}
TCollection_AsciiString anEntry;
if (XmlObjMgt::GetTagEntryString (anXPath, anEntry) == Standard_False)
{
TCollection_ExtendedString aMessage =
TCollection_ExtendedString ("Cannot retrieve reference from \"")
+ anXPath + '\"';
WriteMessage (aMessage);
return Standard_False;
}
Handle(TDF_Reference) aRef = Handle(TDF_Reference)::DownCast(theTarget);
// find label by entry
TDF_Label tLab; // Null label.
if (anEntry.Length() > 0)
{
TDF_Tool::Label(aRef->Label().Data(), anEntry, tLab, Standard_True);
}
// set referenced label
aRef->Set(tLab);
return Standard_True;
}
//=======================================================================
//function : Paste
//purpose : transient -> persistent (store)
// <label tag='1'> <This is label entry 0:4:1>
// ...
// <label tag='8'> <This is label entry 0:4:1:8>
//
// <TDF_Reference id="621"> /document/label/label[@tag="4"]/label[@tag="1"]
// </TDF_Reference> <This is reference to label 0:4:1>
//=======================================================================
void XmlMDF_ReferenceDriver::Paste (const Handle(TDF_Attribute)& theSource,
XmlObjMgt_Persistent& theTarget,
XmlObjMgt_SRelocationTable& ) const
{
Handle(TDF_Reference) aRef = Handle(TDF_Reference)::DownCast(theSource);
if (!aRef.IsNull())
{
const TDF_Label& lab = aRef->Label();
const TDF_Label& refLab = aRef->Get();
if (!lab.IsNull() && !refLab.IsNull())
{
if (lab.IsDescendant(refLab.Root()))
{
// Internal reference
TCollection_AsciiString anEntry;
TDF_Tool::Entry(refLab, anEntry);
XmlObjMgt_DOMString aDOMString;
XmlObjMgt::SetTagEntryString (aDOMString, anEntry);
// No occurrence of '&', '<' and other irregular XML characters
XmlObjMgt::SetStringValue (theTarget, aDOMString, Standard_True);
}
}
}
}