itkImageSeriesWriter.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkImageSeriesWriter.h,v $
  Language:  C++
  Date:      $Date: 2004/09/03 23:09:17 $
  Version:   $Revision: 1.9 $

  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 __itkImageSeriesWriter_h
#define __itkImageSeriesWriter_h

#include "itkProcessObject.h"
#include "itkImageIOBase.h"
#include "itkExceptionObject.h"
#include "itkSize.h"
#include "itkImageRegion.h"
#include "itkImageFileWriter.h"
#include <vector>
#include <string>

namespace itk
{

class ImageSeriesWriterException : public ExceptionObject 
{
public:
  itkTypeMacro( ImageSeriesWriterException, ExceptionObject );

  ImageSeriesWriterException(char *file, unsigned int line, 
                             const char* message = "Error in IO") : 
    ExceptionObject(file, line)
    {
    SetDescription(message);
    }

  ImageSeriesWriterException(const std::string &file, unsigned int line, 
                             const char* message = "Error in IO") : 
    ExceptionObject(file, line)
    {
    SetDescription(message);
    }
};


template <class TInputImage, class TOutputImage>
class ITK_EXPORT ImageSeriesWriter : public ProcessObject
{
public:
  typedef ImageSeriesWriter         Self;
  typedef ProcessObject             Superclass;
  typedef SmartPointer<Self>        Pointer;
  typedef SmartPointer<const Self>  ConstPointer;

  itkNewMacro(Self);

  itkTypeMacro(ImageSeriesWriter,ProcessObject);

  typedef TInputImage InputImageType;
  typedef typename InputImageType::RegionType InputImageRegionType; 
  typedef TOutputImage OutputImageType;
  typedef typename OutputImageType::RegionType OutputImageRegionType; 
  typedef ImageFileWriter<TOutputImage> WriterType;
  typedef std::vector< std::string >   FileNamesContainer;

  typedef MetaDataDictionary                   DictionaryType;
  typedef MetaDataDictionary *                 DictionaryRawPointer;
  typedef std::vector< DictionaryRawPointer >  DictionaryArrayType;
  typedef const DictionaryArrayType *          DictionaryArrayRawPointer;
 
  void SetInput(const InputImageType *input);
  const InputImageType *GetInput(void);
  const InputImageType *GetInput(unsigned int idx);
  
  itkSetObjectMacro(ImageIO,ImageIOBase);
  itkGetObjectMacro(ImageIO,ImageIOBase);
  
  virtual void Write(void);

  virtual void Update()
    {
    this->Write();
    }
  
  itkSetMacro(StartIndex,unsigned long);
  itkGetMacro(StartIndex,unsigned long);

  itkSetMacro(IncrementIndex,unsigned long);
  itkGetMacro(IncrementIndex,unsigned long);

  itkSetStringMacro(SeriesFormat);
  itkGetStringMacro(SeriesFormat);
  
  void SetFileNames (const FileNamesContainer &name)
  {
    if ( m_FileNames != name)
      {
      m_FileNames = name;
      this->Modified();        
      }
  };
  const FileNamesContainer  & GetFileNames() const
  {
    return m_FileNames;
  }

  void SetFileName (std::string const &name)
  {
    m_FileNames.clear();
    m_FileNames.push_back(name);
    this->Modified();
  }

  void AddFileName (std::string const &name)
  {
    m_FileNames.push_back(name);
    this->Modified();
  }


  itkSetMacro( MetaDataDictionaryArray, DictionaryArrayRawPointer);
      
protected:
  ImageSeriesWriter();
  ~ImageSeriesWriter();
  void PrintSelf(std::ostream& os, Indent indent) const;

  void GenerateData(void);

  void GenerateNumericFileNamesAndWrite(void);
  
  ImageIOBase::Pointer m_ImageIO;
  bool m_UserSpecifiedImageIO; //track whether the ImageIO is user specified
  
private:
  ImageSeriesWriter(const Self&); //purposely not implemented
  void operator=(const Self&); //purposely not implemented

  FileNamesContainer                   m_FileNames;

  std::string     m_SeriesFormat;
  unsigned long   m_StartIndex;
  unsigned long   m_IncrementIndex;

  DictionaryArrayRawPointer  m_MetaDataDictionaryArray;
};

  
} // end namespace itk
  
#ifndef ITK_MANUAL_INSTANTIATION
#include "itkImageSeriesWriter.txx"
#endif

#endif // __itkImageSeriesWriter_h
  

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