itkVTKImageExportBase.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkVTKImageExportBase.h,v $
  Language:  C++
  Date:      $Date: 2002/01/15 19:36:20 $
  Version:   $Revision: 1.6 $

  Copyright (c) 2002 Insight Consortium. All rights reserved.
  See ITKCopyright.txt or http://www.itk.org/HTML/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 notices for more information.

=========================================================================*/
#ifndef __itkVTKImageExportBase_h
#define __itkVTKImageExportBase_h

#include "itkProcessObject.h"

namespace itk
{

class ITK_EXPORT VTKImageExportBase: public ProcessObject
{
public:
  typedef VTKImageExportBase Self;
  typedef ProcessObject Superclass;
  typedef SmartPointer<Self>  Pointer;
  typedef SmartPointer<const Self>  ConstPointer;

  itkTypeMacro(VTKImageExportBase,ProcessObject);

  void* GetCallbackUserData();

  typedef void (*UpdateInformationCallbackType)(void*);
  typedef int (*PipelineModifiedCallbackType)(void*);
  typedef int* (*WholeExtentCallbackType)(void*);
  typedef float* (*SpacingCallbackType)(void*);
  typedef float* (*OriginCallbackType)(void*);
  typedef const char* (*ScalarTypeCallbackType)(void*); 
  typedef int (*NumberOfComponentsCallbackType)(void*);
  typedef void (*PropagateUpdateExtentCallbackType)(void*, int*);
  typedef void (*UpdateDataCallbackType)(void*);
  typedef int* (*DataExtentCallbackType)(void*);
  typedef void* (*BufferPointerCallbackType)(void*);
  
  UpdateInformationCallbackType     GetUpdateInformationCallback() const;
  PipelineModifiedCallbackType      GetPipelineModifiedCallback() const;
  WholeExtentCallbackType           GetWholeExtentCallback() const;
  SpacingCallbackType               GetSpacingCallback() const;
  OriginCallbackType                GetOriginCallback() const;
  ScalarTypeCallbackType            GetScalarTypeCallback() const;
  NumberOfComponentsCallbackType    GetNumberOfComponentsCallback() const;
  PropagateUpdateExtentCallbackType GetPropagateUpdateExtentCallback() const;
  UpdateDataCallbackType            GetUpdateDataCallback() const;
  DataExtentCallbackType            GetDataExtentCallback() const;
  BufferPointerCallbackType         GetBufferPointerCallback() const;
  
protected:
  VTKImageExportBase();
  ~VTKImageExportBase() {}
  void PrintSelf(std::ostream& os, Indent indent) const;  

  typedef DataObject::Pointer DataObjectPointer;
  
  virtual void UpdateInformationCallback();
  virtual int PipelineModifiedCallback();
  virtual void UpdateDataCallback();  
  
  virtual int* WholeExtentCallback()=0;
  virtual float* SpacingCallback()=0;
  virtual float* OriginCallback()=0;
  virtual const char* ScalarTypeCallback()=0;
  virtual int NumberOfComponentsCallback()=0;
  virtual void PropagateUpdateExtentCallback(int*)=0;
  virtual int* DataExtentCallback()=0;
  virtual void* BufferPointerCallback()=0;

private:
  VTKImageExportBase(const Self&); //purposely not implemented
  void operator=(const Self&); //purposely not implemented

  static void UpdateInformationCallbackFunction(void*);
  static int PipelineModifiedCallbackFunction(void*);
  static int* WholeExtentCallbackFunction(void*);
  static float* SpacingCallbackFunction(void*);
  static float* OriginCallbackFunction(void*);
  static const char* ScalarTypeCallbackFunction(void*); 
  static int NumberOfComponentsCallbackFunction(void*);
  static void PropagateUpdateExtentCallbackFunction(void*, int*);
  static void UpdateDataCallbackFunction(void*);
  static int* DataExtentCallbackFunction(void*);
  static void* BufferPointerCallbackFunction(void*);

private:
  unsigned long m_LastPipelineMTime;
};

} // end namespace itk
  
#endif

---