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154 lines
4.9 KiB
C++
154 lines
4.9 KiB
C++
// Created on: 2001-09-12
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// Created by: Julia DOROVSKIKH
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// Copyright (c) 2001-2014 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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#include <CDM_MessageDriver.hxx>
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#include <Standard_Type.hxx>
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#include <TDataStd_Relation.hxx>
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#include <TDataStd_Variable.hxx>
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#include <TDF_Attribute.hxx>
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#include <TDF_ListIteratorOfAttributeList.hxx>
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#include <XmlMDataStd_RelationDriver.hxx>
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#include <XmlObjMgt.hxx>
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#include <XmlObjMgt_Persistent.hxx>
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IMPLEMENT_STANDARD_RTTIEXT(XmlMDataStd_RelationDriver,XmlMDF_ADriver)
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IMPLEMENT_DOMSTRING (VariablesString, "variables")
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//=======================================================================
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//function : XmlMDataStd_RelationDriver
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//purpose : Constructor
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//=======================================================================
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XmlMDataStd_RelationDriver::XmlMDataStd_RelationDriver
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(const Handle(CDM_MessageDriver)& theMsgDriver)
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: XmlMDF_ADriver (theMsgDriver, NULL)
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{}
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//=======================================================================
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//function : NewEmpty
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//purpose :
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//=======================================================================
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Handle(TDF_Attribute) XmlMDataStd_RelationDriver::NewEmpty() const
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{
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return (new TDataStd_Relation());
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}
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//=======================================================================
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//function : Paste
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//purpose : persistent -> transient (retrieve)
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//=======================================================================
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Standard_Boolean XmlMDataStd_RelationDriver::Paste
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(const XmlObjMgt_Persistent& theSource,
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const Handle(TDF_Attribute)& theTarget,
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XmlObjMgt_RRelocationTable& theRelocTable) const
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{
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Handle(TDataStd_Relation) aC =
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Handle(TDataStd_Relation)::DownCast(theTarget);
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const XmlObjMgt_Element& anElem = theSource;
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Standard_Integer aNb;
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TCollection_ExtendedString aMsgString;
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// expression
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TCollection_ExtendedString aString;
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if (!XmlObjMgt::GetExtendedString (theSource, aString))
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{
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WriteMessage("error retrieving ExtendedString for type TDataStd_Relation");
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return Standard_False;
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}
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aC->SetRelation(aString);
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// variables
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XmlObjMgt_DOMString aDOMStr = anElem.getAttribute(::VariablesString());
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if (aDOMStr != NULL)
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{
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Standard_CString aVs = Standard_CString(aDOMStr.GetString());
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// first variable
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if (!XmlObjMgt::GetInteger(aVs, aNb))
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{
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aMsgString = TCollection_ExtendedString
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("XmlMDataStd_RelationDriver: Cannot retrieve reference on first variable from \"")
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+ aDOMStr + "\"";
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WriteMessage (aMsgString);
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return Standard_False;
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}
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Standard_Integer i = 1;
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while (aNb > 0)
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{
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Handle(TDF_Attribute) aV;
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if (theRelocTable.IsBound(aNb))
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aV = Handle(TDataStd_Variable)::DownCast(theRelocTable.Find(aNb));
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else
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{
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aV = new TDataStd_Variable;
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theRelocTable.Bind(aNb, aV);
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}
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aC->GetVariables().Append(aV);
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// next variable
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if (!XmlObjMgt::GetInteger(aVs, aNb)) aNb = 0;
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i++;
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}
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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 : transient -> persistent (store)
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//=======================================================================
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void XmlMDataStd_RelationDriver::Paste
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(const Handle(TDF_Attribute)& theSource,
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XmlObjMgt_Persistent& theTarget,
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XmlObjMgt_SRelocationTable& theRelocTable) const
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{
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Handle(TDataStd_Relation) aC =
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Handle(TDataStd_Relation)::DownCast(theSource);
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XmlObjMgt_Element& anElem = theTarget;
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Standard_Integer aNb;
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Handle(TDF_Attribute) TV;
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// expression
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XmlObjMgt::SetExtendedString (theTarget, aC->Name());
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// variables
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Standard_Integer nbvar = aC->GetVariables().Extent();
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if (nbvar >= 1)
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{
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TCollection_AsciiString aGsStr;
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TDF_ListIteratorOfAttributeList it;
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Standard_Integer index = 0;
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for (it.Initialize(aC->GetVariables()); it.More(); it.Next())
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{
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index++;
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TV = it.Value();
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if (!TV.IsNull())
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{
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aNb = theRelocTable.FindIndex(TV);
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if (aNb == 0)
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{
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aNb = theRelocTable.Add(TV);
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}
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aGsStr += TCollection_AsciiString(aNb) + " ";
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}
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else aGsStr += "0 ";
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}
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anElem.setAttribute(::VariablesString(), aGsStr.ToCString());
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}
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}
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