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/*=========================================================================
Program: Visualization Toolkit
Module: $RCSfile: vtkGraphLayoutStrategy.cxx,v $
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
/*----------------------------------------------------------------------------
Copyright (c) Sandia Corporation
See Copyright.txt or http://www.paraview.org/HTML/Copyright.html for details.
----------------------------------------------------------------------------*/
#include "vtkGraphLayoutStrategy.h"
#include "vtkAbstractGraph.h"
vtkCxxRevisionMacro(vtkGraphLayoutStrategy, "$Revision: 1.5 $");
void vtkGraphLayoutStrategy::SetGraph(vtkAbstractGraph *graph)
{
// This method is a cut and paste of vtkCxxSetObjectMacro
// except for the call to Initialize in the middle :)
if (graph != this->Graph)
{
vtkAbstractGraph *tmp = this->Graph;
this->Graph = graph;
if (this->Graph != NULL)
{
this->Graph->Register(this);
this->Initialize();
}
if (tmp != NULL)
{
tmp->UnRegister(this);
}
this->Modified();
}
}
vtkGraphLayoutStrategy::vtkGraphLayoutStrategy()
{
this->Graph = NULL;
this->EdgeWeightField = NULL;
}
vtkGraphLayoutStrategy::~vtkGraphLayoutStrategy()
{
// Unregister vtk objects that were passed in
this->SetGraph(NULL);
}
void vtkGraphLayoutStrategy::PrintSelf(ostream& os, vtkIndent indent)
{
this->Superclass::PrintSelf(os,indent);
os << indent << "Graph: " << (this->Graph ? "" : "(none)") << endl;
if (this->Graph)
{
this->Graph->PrintSelf(os, indent.GetNextIndent());
}
os << indent << "EdgeWeightField: " << (this->EdgeWeightField ? this->EdgeWeightField : "(none)") << endl;
}
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