itkTransformFileWriterWithFactory.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkTransformFileWriterWithFactory.h,v $
  Language:  C++
  Date:      $Date: 2007-08-10 15:41:28 $
  Version:   $Revision: 1.2 $

  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 __itkTransformFileWriterWithFactory_h
#define __itkTransformFileWriterWithFactory_h

#include "itkLightProcessObject.h"
#include "metaTransform.h"
#include "itkTransformBase.h"
#include "itkTransformIOBase.h"
#include <iostream>
#include <fstream>

namespace itk
{

class TransformFileWriter : public LightProcessObject
{
public:

  typedef TransformFileWriter    Self;
  typedef LightProcessObject     Superclass;
  typedef SmartPointer<Self>     Pointer;

  typedef TransformBase                           TransformType;
  typedef TransformIOBase::ConstTransformPointer  ConstTransformPointer;
  typedef TransformIOBase::ConstTransformListType ConstTransformListType;

  itkNewMacro(Self);

  itkTypeMacro(TransformFileWriter, LightProcessObject);

  itkSetStringMacro(FileName);

  itkGetStringMacro(FileName);

  void SetAppendOff( );
  void SetAppendOn( );
  void SetAppendMode(bool mode);
  bool GetAppendMode( );

  void SetInput(const TransformType* transform);
  ConstTransformPointer GetInput() {return *(m_TransformList.begin());}

  void AddTransform(const TransformType* transform);

  itkSetMacro(Precision,unsigned int);
  itkGetMacro(Precision,unsigned int);

  void Update();

protected:
  TransformFileWriter(const Self&); //purposely not implemented
  void operator=(const Self&); //purposely not implemented
   
  TransformFileWriter();
  virtual ~TransformFileWriter();

private:
  void OpenStream(std::ofstream &out, bool binary);

  std::string                m_FileName;
  ConstTransformListType     m_TransformList;
  unsigned int               m_Precision;
  bool                       m_AppendMode;
};

} // namespace itk


#endif // __itkTransformFileWriter_h

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