itkIPLFileNameList.h

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

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkIPLFileNameList.h,v $
  Language:  C++
  Date:      $Date: 2007/03/29 18:39:27 $
  Version:   $Revision: 1.11 $

  Copyright (c) Insight Software Consortium. All rights reserved.
  See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.

  Portions of this code are covered under the VTK copyright.
  See VTKCopyright.txt or http://www.kitware.com/VTKCopyright.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 __itkIPLFileNameList_h
#define __itkIPLFileNameList_h

#include "itkMacro.h"
#include "itkObject.h"

#include <stdio.h>
#include <string>
#include <list>
#define IPLSetMacro(name,type) \
  virtual void Set##name (const type _arg) \
  { \
    if (this->m_##name != _arg) \
      { \
      this->m_##name = _arg; \
      } \
  } 


#define IPLGetMacro(name,type) \
  virtual type Get##name () \
  { \
    return this->m_##name; \
  }


namespace itk {
class IPLFileSortInfo
{
public:
  IPLFileSortInfo()
    {
    m_SliceLocation = 0;
    m_SliceOffset = 0;
    m_EchoNumber = 0;
    m_ImageNumber = 0;
    m_Data = 0;
    }

  IPLFileSortInfo(const char *const filename,float sliceLocation,
                  int sliceOffset,int echoNumber,int imageNumber,
                  void *data = 0)
    {
    m_ImageFileName = filename;
    m_SliceLocation = sliceLocation;
    m_SliceOffset = sliceOffset;
    m_EchoNumber = echoNumber;
    m_ImageNumber = imageNumber;
    m_Data = data;
    }
  virtual ~IPLFileSortInfo() {}

  IPLSetMacro(ImageFileName,std::string );
  IPLGetMacro(ImageFileName,std::string );
  IPLSetMacro(SliceLocation,float );
  IPLGetMacro(SliceLocation,float );
  IPLSetMacro(SliceOffset,int );
  IPLGetMacro(SliceOffset,int );
  IPLSetMacro(EchoNumber,int );
  IPLGetMacro(EchoNumber,int );
  IPLSetMacro(ImageNumber,int );
  IPLGetMacro(ImageNumber,int );
  IPLSetMacro(Data,void *);
  IPLGetMacro(Data,const void *);
private:
  std::string m_ImageFileName;
  float       m_SliceLocation;
  int         m_SliceOffset;
  int         m_EchoNumber;
  int         m_ImageNumber;
  const void *m_Data;
};

class IPLFileNameList
{
public:
  typedef std::vector<IPLFileSortInfo *> ListType;
  typedef ListType::iterator             IteratorType;
  typedef size_t                         ListSizeType;
    
  enum
    {
    SortGlobalAscend = 0,
    SortGlobalDescend = 1,
    SortByNameAscend = 2,
    SortByNameDescend = 3
    };
    
  IPLFileNameList() 
    {
    m_XDim = 0;
    m_YDim = 0;
    m_SortOrder = SortGlobalAscend; 
    }

  virtual ~IPLFileNameList()
    {
    IteratorType it = begin();
    IteratorType itend = end();
    while(it != itend)
      {
      delete (*it);
      it++;
      }
    }

  IteratorType begin()
    {
    return m_List.begin();
    }

  IteratorType end()
    {
    return m_List.end();
    }

  IPLFileSortInfo *operator[](unsigned int __n)
    {
    IteratorType it = begin();
    IteratorType itend= end();
    for(unsigned int i = 0; it != itend && i != __n; it++, i++)
      {
      }
    if(it == itend)
      {
      return 0;
      }
    return *it;
    }

  ListSizeType NumFiles() const
    {
    return m_List.size();
    }

  bool AddElementToList(char const *const filename, 
                        const float sliceLocation, 
                        const int offset, 
                        const int XDim, 
                        const int YDim, 
                        const int imageNumber, 
                        const int Key1,
                        const int Key2)
    {
    if(m_List.empty())
      {
      m_XDim = XDim;
      m_YDim = YDim;
      m_Key1 = Key1;
      m_Key2 = Key2;
      }
    else if(XDim != m_XDim || YDim != YDim)
      {
      return false;
      }
    else if(Key1 != m_Key1 || Key2 != m_Key2)
      {
      return true;
      }
    IteratorType it = begin();
    IteratorType itend = end();
    while(it != itend)
      {
      if(std::string(filename) == (*it)->GetImageFileName())
        {
        return true;
        }
      it++;
      }
    m_List.push_back(new IPLFileSortInfo(filename,
                                         sliceLocation,
                                         offset,
                                         0, // echo number
                                         imageNumber));
    return true;
    }

  void RemoveElementFromList(const int ElementToRemove)
    {
    IteratorType it = m_List.begin();
    IteratorType itend = m_List.end();
    int i = 0;
    for(i = 0; it != itend; i++, it++)
      {
      if(i != ElementToRemove)
        {
        break;
        }
      }
    if(it == itend)
      {
      return;
      }
    m_List.erase(it);
    }
  
  void sortImageList();
  void sortImageListAscend();
  void sortImageListDescend();

  ListSizeType GetnumImageInfoStructs() const
    {
    return m_List.size();
    }

  IPLSetMacro(XDim,int );
  IPLGetMacro(XDim,int );
  IPLSetMacro(YDim,int );
  IPLGetMacro(YDim,int );
  IPLSetMacro(Key1,int );
  IPLGetMacro(Key1,int );
  IPLSetMacro(Key2,int );
  IPLGetMacro(Key2,int );
  IPLSetMacro(SortOrder,int );
private:
  ListType m_List;
  int m_XDim;
  int m_YDim;
  int m_SortOrder;
};

}
#endif                          /* __itkIPLFileNameList_h */

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