itkDICOMImageIO2.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkDICOMImageIO2.h,v $
  Language:  C++
  Date:      $Date: 2003/09/10 14:29:31 $
  Version:   $1.0$

  Copyright (c) Insight Software 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 __itkDICOMImageIO2_h
#define __itkDICOMImageIO2_h

#include <fstream>
#include "itkImageIOBase.h"

#include "DICOMParser.h"
#include "DICOMAppHelper.h"

namespace itk
{

class ITK_EXPORT DICOMImageIO2 : public ImageIOBase
{
public:
  typedef DICOMImageIO2            Self;
  typedef ImageIOBase  Superclass;
  typedef SmartPointer<Self>  Pointer;
 
  itkNewMacro(Self);

  itkTypeMacro(DICOMImageIO2, Superclass);

  /*-------- This part of the interfaces deals with reading data. ----- */

  virtual bool CanReadFile(const char*) ;
  

  virtual void ReadImageInformation();

  // virtual const std::type_info& GetPixelType() const;

  virtual void Read(void* buffer);

  // virtual unsigned int GetComponentSize() const;
  
  /*-------- This part of the interfaces deals with writing data. ----- */

  virtual bool CanWriteFile(const char*) {return false;}

  virtual void WriteImageInformation() {}
  
  virtual void Write(const void*) {}


protected:
  DICOMImageIO2();
  virtual ~DICOMImageIO2();
  void PrintSelf(std::ostream& os, Indent indent) const;

  DICOMParser* Parser;
  DICOMAppHelper* AppHelper; 

  void ReadDataCallback(doublebyte group,
                        doublebyte element,
                        DICOMParser::VRTypes type,
                        unsigned char* val,
                        quadbyte len);

  unsigned char* ImageDataBuffer;

private:
  DICOMImageIO2(const Self&); //purposely not implemented
  void operator=(const Self&); //purposely not implemented

};

} // end namespace itk

#endif // __itkDICOMImageIO2_h

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