---

Common/vtkTimeStamp.h

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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    $RCSfile: vtkTimeStamp.h,v $
  Language:  C++

  Copyright (c) 1993-2002 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.

=========================================================================*/
#ifndef __vtkTimeStamp_h
#define __vtkTimeStamp_h

#include "vtkSystemIncludes.h"

class VTK_COMMON_EXPORT vtkTimeStamp 
{
public:
  vtkTimeStamp() {this->ModifiedTime = 0;};
  static vtkTimeStamp *New();
  void Delete() {delete this;};

  virtual const char *GetClassName() {return "vtkTimeStamp";};

  void Modified();

  unsigned long int GetMTime() {return this->ModifiedTime;};


  int operator>(vtkTimeStamp& ts) {
    return (this->ModifiedTime > ts.ModifiedTime);};
  int operator<(vtkTimeStamp& ts) {
    return (this->ModifiedTime < ts.ModifiedTime);};

  operator unsigned long() {return this->ModifiedTime;};

private:
  unsigned long ModifiedTime;
};

#endif

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