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// File: XmlMXCAFDoc_GraphNodeDriver.cxx
// Created: 04.09.01 14:47:31
// Author: Julia DOROVSKIKH
// Copyright: Open Cascade 2001
// History:
#include <XmlMXCAFDoc_GraphNodeDriver.ixx>
#include <XmlObjMgt.hxx>
#include <XCAFDoc_GraphNode.hxx>
#include <TDF_Tool.hxx>
#include <TDF_Label.hxx>
#include <Standard_PCharacter.hxx>
IMPLEMENT_DOMSTRING (TreeIdString, "treeid")
IMPLEMENT_DOMSTRING (ChildrenString, "children")
IMPLEMENT_DOMSTRING (FathersString, "fathers")
//=======================================================================
//function : XmlMXCAFDoc_GraphNodeDriver
//purpose : Constructor
//=======================================================================
XmlMXCAFDoc_GraphNodeDriver::XmlMXCAFDoc_GraphNodeDriver
(const Handle(CDM_MessageDriver)& theMsgDriver)
: XmlMDF_ADriver (theMsgDriver, "xcaf", "GraphNode")
{}
//=======================================================================
//function : NewEmpty
//purpose :
//=======================================================================
Handle(TDF_Attribute) XmlMXCAFDoc_GraphNodeDriver::NewEmpty() const
{
return (new XCAFDoc_GraphNode());
}
//=======================================================================
//function : Paste
//purpose : persistent -> transient (retrieve)
//=======================================================================
Standard_Boolean XmlMXCAFDoc_GraphNodeDriver::Paste
(const XmlObjMgt_Persistent& theSource,
const Handle(TDF_Attribute)& theTarget,
XmlObjMgt_RRelocationTable& theRelocTable) const
{
Handle(XCAFDoc_GraphNode) aT = Handle(XCAFDoc_GraphNode)::DownCast(theTarget);
const XmlObjMgt_Element& anElement = theSource;
// tree id
XmlObjMgt_DOMString aGUIDStr = anElement.getAttribute(::TreeIdString());
Standard_GUID aGUID (Standard_CString(aGUIDStr.GetString()));
aT->SetGraphID(aGUID);
XmlObjMgt_DOMString aDOMStr;
Handle(XCAFDoc_GraphNode) aTChild;
// fathers
aDOMStr = anElement.getAttribute(::FathersString());
if (aDOMStr != NULL) // void list is allowed
{
Standard_CString aChildren = Standard_CString(aDOMStr.GetString());
Standard_Integer aNb = 0;
if (!XmlObjMgt::GetInteger(aChildren, aNb)) return Standard_False;
while (aNb > 0)
{
// Find or create GraphNode attribute with the given ID
if (theRelocTable.IsBound(aNb))
{
aTChild = Handle(XCAFDoc_GraphNode)::DownCast(theRelocTable.Find(aNb));
if (aTChild.IsNull())
return Standard_False;
}
else
{
aTChild = new XCAFDoc_GraphNode;
theRelocTable.Bind(aNb, aTChild);
}
// Add the child to the current tree
aTChild->SetGraphID(aGUID);
aT->SetFather(aTChild);
// Get next child ID
if (!XmlObjMgt::GetInteger(aChildren, aNb)) aNb = 0;
}
}
// children
aDOMStr = anElement.getAttribute(::ChildrenString());
if (aDOMStr != NULL) // void list is allowed
{
Standard_CString aChildren = Standard_CString(aDOMStr.GetString());
Standard_Integer aNb = 0;
if (!XmlObjMgt::GetInteger(aChildren, aNb)) return Standard_False;
while (aNb > 0)
{
// Find or create GraphNode attribute with the given ID
if (theRelocTable.IsBound(aNb))
{
aTChild = Handle(XCAFDoc_GraphNode)::DownCast(theRelocTable.Find(aNb));
if (aTChild.IsNull())
return Standard_False;
}
else
{
aTChild = new XCAFDoc_GraphNode;
theRelocTable.Bind(aNb, aTChild);
}
// Add the child to the current tree
aTChild->SetGraphID(aGUID);
aT->SetChild(aTChild);
// Get next child ID
if (!XmlObjMgt::GetInteger(aChildren, aNb)) aNb = 0;
}
}
return Standard_True;
}
//=======================================================================
//function : Paste
//purpose : transient -> persistent (store)
//=======================================================================
void XmlMXCAFDoc_GraphNodeDriver::Paste (const Handle(TDF_Attribute)& theSource,
XmlObjMgt_Persistent& theTarget,
XmlObjMgt_SRelocationTable& theRelocTable) const
{
Handle(XCAFDoc_GraphNode) aS = Handle(XCAFDoc_GraphNode)::DownCast(theSource);
if (aS.IsNull()) return;
// graph id
Standard_Character aGuidStr [40];
Standard_PCharacter pGuidStr;
//
pGuidStr=(Standard_PCharacter)aGuidStr;
aS->ID().ToCString (pGuidStr);
theTarget.Element().setAttribute(::TreeIdString(), aGuidStr);
Standard_Integer aNb;
TCollection_AsciiString aStr;
Handle(XCAFDoc_GraphNode) aF;
Standard_Integer i;
// fathers
for (i = 1; i <= aS->NbFathers(); i++)
{
aF = aS->GetFather(i);
if (!aF.IsNull())
{
aNb = theRelocTable.FindIndex(aF);
if (aNb == 0)
{
aNb = theRelocTable.Add(aF);
}
TCollection_AsciiString aNbStr (aNb);
aStr += aNbStr + " ";
}
}
if (aStr.Length() > 0)
theTarget.Element().setAttribute(::FathersString(), aStr.ToCString());
// children
aStr.Clear();
for (i = 1; i <= aS->NbChildren(); i++)
{
aF = aS->GetChild(i);
if (!aF.IsNull())
{
aNb = theRelocTable.FindIndex(aF);
if (aNb == 0)
{
aNb = theRelocTable.Add(aF);
}
TCollection_AsciiString aNbStr (aNb);
aStr += aNbStr + " ";
}
}
if (aStr.Length() > 0)
theTarget.Element().setAttribute(::ChildrenString(), aStr.ToCString());
}
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