    // @(#)root/geom:$Name:  $:$Id: TVirtualGeoPainter.cxx,v 1.5 2005/04/25 07:53:27 brun Exp $
    // Author: Andrei Gheata   11/01/02

    /*************************************************************************
     * Copyright (C) 1995-2000, Rene Brun and Fons Rademakers.               *
     * All rights reserved.                                                  *
     *                                                                       *
     * For the licensing terms see $ROOTSYS/LICENSE.                         *
     * For the list of contributors see $ROOTSYS/README/CREDITS.             *
     *************************************************************************/

    #include "TROOT.h"
    #include "TVirtualGeoPainter.h"
    #include "TPluginManager.h"
    #include "TGeoManager.h"

    TVirtualGeoPainter  *TVirtualGeoPainter::fgGeoPainter = 0;

    ClassImp(TVirtualGeoPainter)

    //______________________________________________________________________________
    TVirtualGeoPainter::TVirtualGeoPainter(TGeoManager *)
    {
    //*-*-*-*-*-*-*-*-*-*-*Geometry painter default constructor*-*-*-*-*-*-*-*-*
    //*-*                  ====================================
    }

    //______________________________________________________________________________
     TVirtualGeoPainter::~TVirtualGeoPainter()
    {
    //*-*-*-*-*-*-*-*-*-*-*Geometry painter default destructor*-*-*-*-*-*-*-*-*
    //*-*                  ===================================

       fgGeoPainter = 0;
    }

    //______________________________________________________________________________
     TVirtualGeoPainter *TVirtualGeoPainter::GeoPainter()
    {
       // Static function returning a pointer to the geometry painter.
       // The painter will paint objects from the specified geometry.
       // If the geometry painter does not exist a default painter is created.

       // if no painter set yet, create a default painter via the PluginManager
       if (!fgGeoPainter) {
          TPluginHandler *h;
          if ((h = gROOT->GetPluginManager()->FindHandler("TVirtualGeoPainter"))) {
             if (h->LoadPlugin() == -1)
                return 0;
             fgGeoPainter = (TVirtualGeoPainter*)h->ExecPlugin(1,gGeoManager);
          }
       }
       return fgGeoPainter;
    }

    //______________________________________________________________________________
     void TVirtualGeoPainter::SetPainter(const TVirtualGeoPainter *painter)
    {
       // Static function to set an alternative histogram painter.

       fgGeoPainter = (TVirtualGeoPainter*)painter;
    }