text: /*=========================================================================
  
    Program:   Visualization Toolkit
    Module:    vtkInformationIntegerPointerKey.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.
  
  =========================================================================*/
  /**
   * @class   vtkInformationIntegerPointerKey
   * @brief   Key for pointer to integer.
   *
   * vtkInformationIntegerPointerKey is used to represent keys for pointer
   * to integer values in vtkInformation.h
  */
  
  #ifndef vtkInformationIntegerPointerKey_h
  #define vtkInformationIntegerPointerKey_h
  
  #include "vtkCommonCoreModule.h" // For export macro
  #include "vtkInformationKey.h"
  
  #include "vtkCommonInformationKeyManager.h" // Manage instances of this type.
  
  class VTKCOMMONCORE_EXPORT vtkInformationIntegerPointerKey : public vtkInformationKey
  {
  public:
    vtkTypeMacro(vtkInformationIntegerPointerKey,vtkInformationKey);
    void PrintSelf(ostream& os, vtkIndent indent) VTK_OVERRIDE;
  
    vtkInformationIntegerPointerKey(const char* name, const char* location,
                                   int length=-1);
    ~vtkInformationIntegerPointerKey() VTK_OVERRIDE;
  
    //@{
    /**
     * Get/Set the value associated with this key in the given
     * information object.
     */
    void Set(vtkInformation* info, int* value, int length);
    int* Get(vtkInformation* info);
    void Get(vtkInformation* info, int* value);
    int Length(vtkInformation* info);
    //@}
  
    /**
     * Copy the entry associated with this key from one information
     * object to another.  If there is no entry in the first information
     * object for this key, the value is removed from the second.
     */
    void ShallowCopy(vtkInformation* from, vtkInformation* to) VTK_OVERRIDE;
  
    /**
     * Print the key's value in an information object to a stream.
     */
    void Print(ostream& os, vtkInformation* info) VTK_OVERRIDE;
  
  protected:
    // The required length of the vector value (-1 is no restriction).
    int RequiredLength;
  
    /**
     * Get the address at which the actual value is stored.  This is
     * meant for use from a debugger to add watches and is therefore not
     * a public method.
     */
    int* GetWatchAddress(vtkInformation* info);
  
  private:
    vtkInformationIntegerPointerKey(const vtkInformationIntegerPointerKey&) VTK_DELETE_FUNCTION;
    void operator=(const vtkInformationIntegerPointerKey&) VTK_DELETE_FUNCTION;
  };
  
  #endif
  