itkIPLFileNameList.h

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/*=========================================================================
 *
 *  Copyright NumFOCUS
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *         https://www.apache.org/licenses/LICENSE-2.0.txt
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 *=========================================================================*/
/*=========================================================================
 *
 *  Portions of this file are subject to the VTK Toolkit Version 3 copyright.
 *
 *  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
 *
 *  For complete copyright, license and disclaimer of warranty information
 *  please refer to the NOTICE file at the top of the ITK source tree.
 *
 *=========================================================================*/
#ifndef itkIPLFileNameList_h
#define itkIPLFileNameList_h
#include "ITKIOIPLExport.h"
 
#include "itkMath.h"
#include "itkMacro.h"
#include "itkObject.h"
 
#include <cstdio>
#include <string>
#include <list>
#define IPLSetMacroDeclaration(name, type) virtual void Set##name(const type _arg);
#define IPLSetMacroDefinition(class, name, type) \
  void class ::Set##name(const type _arg)        \
  {                                              \
    ITK_GCC_PRAGMA_PUSH                          \
    ITK_GCC_SUPPRESS_Wfloat_equal                \
    if (this->m_##name != _arg)                  \
    {                                            \
      this->m_##name = _arg;                     \
    }                                            \
    ITK_GCC_PRAGMA_POP                           \
  }
 
#define IPLGetMacroDeclaration(name, type) virtual type Get##name();
#define IPLGetMacroDefinition(class, name, type) \
  type class ::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 = nullptr;
  }
 
  IPLFileSortInfo(const char * const filename,
                  float              sliceLocation,
                  int                sliceOffset,
                  int                echoNumber,
                  int                imageNumber,
                  void *             data = nullptr)
  {
    m_ImageFileName = filename;
    m_SliceLocation = sliceLocation;
    m_SliceOffset = sliceOffset;
    m_EchoNumber = echoNumber;
    m_ImageNumber = imageNumber;
    m_Data = data;
  }
 
  virtual ~IPLFileSortInfo();
 
  IPLSetMacroDeclaration(ImageFileName, std::string);
  IPLGetMacroDeclaration(ImageFileName, std::string);
  IPLSetMacroDeclaration(SliceLocation, float);
  IPLGetMacroDeclaration(SliceLocation, float);
  IPLSetMacroDeclaration(SliceOffset, int);
  IPLGetMacroDeclaration(SliceOffset, int);
  IPLSetMacroDeclaration(EchoNumber, int);
  IPLGetMacroDeclaration(EchoNumber, int);
  IPLSetMacroDeclaration(ImageNumber, int);
  IPLGetMacroDeclaration(ImageNumber, int);
  IPLSetMacroDeclaration(Data, void *);
  IPLGetMacroDeclaration(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 ITKIOIPL_EXPORT IPLFileNameList
{
public:
  using ListType = std::vector<IPLFileSortInfo *>;
  using IteratorType = ListType::iterator;
  using ListSizeType = size_t;
 
  enum
  {
    SortGlobalAscend = 0,
    SortGlobalDescend = 1,
    SortByNameAscend = 2,
    SortByNameDescend = 3
  };
 
  IPLFileNameList()
  {
    m_XDim = 0;
    m_YDim = 0;
    m_XRes = 0.0;
    m_YRes = 0.0;
    m_SortOrder = SortGlobalAscend;
  }
 
  virtual ~IPLFileNameList();
 
  IteratorType
  begin()
  {
    return m_List.begin();
  }
 
  IteratorType
  end()
  {
    return m_List.end();
  }
 
  IPLFileSortInfo * operator[](unsigned int __n)
  {
    auto it = begin();
    auto itend = end();
 
    for (unsigned int i = 0; it != itend && i != __n; it++, i++)
    {
    }
    if (it == itend)
    {
      return nullptr;
    }
    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 float        XRes,
                   const float        YRes,
                   const int          imageNumber,
                   const int          Key1,
                   const int          Key2)
  {
    if (m_List.empty())
    {
      m_XDim = XDim;
      m_YDim = YDim;
      m_XRes = XRes;
      m_YRes = YRes;
      m_Key1 = Key1;
      m_Key2 = Key2;
    }
    else if (XDim != m_XDim || YDim != m_YDim)
    {
      return false;
    }
    else if (Math::NotAlmostEquals(XRes, m_XRes) || Math::NotAlmostEquals(YRes, m_YRes))
    {
      return false;
    }
    else if (Key1 != m_Key1 || Key2 != m_Key2)
    {
      return true;
    }
    auto it = begin();
    auto 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)
  {
    auto it = m_List.begin();
    auto 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();
  }
 
  IPLSetMacroDeclaration(XDim, int);
  IPLGetMacroDeclaration(XDim, int);
  IPLSetMacroDeclaration(YDim, int);
  IPLGetMacroDeclaration(YDim, int);
  IPLSetMacroDeclaration(XRes, float);
  IPLGetMacroDeclaration(XRes, float);
  IPLSetMacroDeclaration(YRes, float);
  IPLGetMacroDeclaration(YRes, float);
  IPLSetMacroDeclaration(Key1, int);
  IPLGetMacroDeclaration(Key1, int);
  IPLSetMacroDeclaration(Key2, int);
  IPLGetMacroDeclaration(Key2, int);
  IPLSetMacroDeclaration(SortOrder, int);
 
private:
  ListType m_List{};
  int      m_XDim{};
  int      m_YDim{};
  float    m_XRes{};
  float    m_YRes{};