vtkInformationIntegerPointerKey.h

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

  Program:   Visualization Toolkit
  Module:    $RCSfile: vtkInformationIntegerPointerKey.h,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.

=========================================================================*/
#ifndef __vtkInformationIntegerPointerKey_h
#define __vtkInformationIntegerPointerKey_h

#include "vtkInformationKey.h"

#include "vtkFilteringInformationKeyManager.h" // Manage instances of this type.

class VTK_FILTERING_EXPORT vtkInformationIntegerPointerKey : public vtkInformationKey
{
public:
  vtkTypeRevisionMacro(vtkInformationIntegerPointerKey,vtkInformationKey);
  void PrintSelf(ostream& os, vtkIndent indent);

  vtkInformationIntegerPointerKey(const char* name, const char* location,
                                 int length=-1);
  ~vtkInformationIntegerPointerKey();


  void Set(vtkInformation* info, int* value, int length);
  int* Get(vtkInformation* info);
  void Get(vtkInformation* info, int* value);
  int Length(vtkInformation* info);
  int Has(vtkInformation* info);

  virtual void ShallowCopy(vtkInformation* from, vtkInformation* to);

  virtual void Print(ostream& os, vtkInformation* info);

protected:
  // The required length of the vector value (-1 is no restriction).
  int RequiredLength;

  int* GetWatchAddress(vtkInformation* info);

private:
  vtkInformationIntegerPointerKey(const vtkInformationIntegerPointerKey&);  // Not implemented.
  void operator=(const vtkInformationIntegerPointerKey&);  // Not implemented.
};

#endif

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