vtkSMPProgressObserver.h

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

  Program:   Visualization Toolkit
  Module:    vtkSMPProgressObserver.h

  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.

=========================================================================*/
#ifndef vtkSMPProgressObserver_h
#define vtkSMPProgressObserver_h

#include "vtkCommonExecutionModelModule.h" // For export macro
#include "vtkProgressObserver.h"
#include "vtkSMPThreadLocalObject.h" // For thread local observers.

class VTKCOMMONEXECUTIONMODEL_EXPORT vtkSMPProgressObserver : public vtkProgressObserver
{
public:
  static vtkSMPProgressObserver *New();
  vtkTypeMacro(vtkSMPProgressObserver,vtkProgressObserver);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  void UpdateProgress(double amount) override;

  vtkProgressObserver* GetLocalObserver()
  {
    return this->Observers.Local();
  }

protected:
  vtkSMPProgressObserver();
  ~vtkSMPProgressObserver() override;

  vtkSMPThreadLocalObject<vtkProgressObserver> Observers;

private:
  vtkSMPProgressObserver(const vtkSMPProgressObserver&) = delete;
  void operator=(const vtkSMPProgressObserver&) = delete;
};

#endif