itkImageSeriesReader.h

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/*=========================================================================
 *
 *  Copyright Insight Software Consortium
 *
 *  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
 *
 *         http://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.
 *
 *=========================================================================*/
#ifndef itkImageSeriesReader_h
#define itkImageSeriesReader_h
#include "ITKIOImageBaseExport.h"

#include "itkSize.h"
#include <vector>
#include <string>
#include "itkMetaDataDictionary.h"
#include "itkImageFileReader.h"

namespace itk
{
template< typename TOutputImage >
class ITKIOImageBase_HIDDEN ImageSeriesReader:public ImageSource< TOutputImage >
{
public:
  typedef ImageSeriesReader           Self;
  typedef ImageSource< TOutputImage > Superclass;
  typedef SmartPointer< Self >        Pointer;

  itkNewMacro(Self);

  itkTypeMacro(ImageSeriesReader, ImageSource);

  typedef typename TOutputImage::SizeType SizeType;

  typedef typename TOutputImage::IndexType IndexType;

  typedef typename TOutputImage::RegionType ImageRegionType;

  typedef typename TOutputImage::PixelType OutputImagePixelType;

  typedef MetaDataDictionary                  DictionaryType;
  typedef MetaDataDictionary *                DictionaryRawPointer;
  typedef std::vector< DictionaryRawPointer > DictionaryArrayType;
  typedef const DictionaryArrayType *         DictionaryArrayRawPointer;

  typedef  std::vector< std::string > FileNamesContainer;

  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(ReverseOrder, bool);
  itkGetConstMacro(ReverseOrder, bool);
  itkBooleanMacro(ReverseOrder);

  itkSetObjectMacro(ImageIO, ImageIOBase);
  itkGetModifiableObjectMacro(ImageIO, ImageIOBase);

  itkSetMacro(MetaDataDictionaryArrayUpdate, bool);
  itkGetConstMacro(MetaDataDictionaryArrayUpdate, bool);
  itkBooleanMacro(MetaDataDictionaryArrayUpdate);

  virtual void GenerateOutputInformation(void) ITK_OVERRIDE;

  virtual void EnlargeOutputRequestedRegion(DataObject *output) ITK_OVERRIDE;

  DictionaryArrayRawPointer GetMetaDataDictionaryArray() const;

  itkSetMacro(UseStreaming, bool);
  itkGetConstReferenceMacro(UseStreaming, bool);
  itkBooleanMacro(UseStreaming);

protected:
  ImageSeriesReader() :
    m_ImageIO(ITK_NULLPTR),
    m_ReverseOrder(false),
    m_NumberOfDimensionsInImage(0),
    m_UseStreaming(true),
    m_MetaDataDictionaryArrayUpdate(true)
      {}
  ~ImageSeriesReader() ITK_OVERRIDE;
  void PrintSelf(std::ostream & os, Indent indent) const ITK_OVERRIDE;

  virtual void GenerateData() ITK_OVERRIDE;

  ImageIOBase::Pointer m_ImageIO;

  bool m_ReverseOrder;

  FileNamesContainer m_FileNames;

  unsigned int m_NumberOfDimensionsInImage;

  DictionaryArrayType m_MetaDataDictionaryArray;

  bool m_UseStreaming;

private:
  ITK_DISALLOW_COPY_AND_ASSIGN(ImageSeriesReader);

  typedef ImageFileReader< TOutputImage > ReaderType;

  int ComputeMovingDimensionIndex(ReaderType *reader);

  TimeStamp m_MetaDataDictionaryArrayMTime;

  bool m_MetaDataDictionaryArrayUpdate;
};
} //namespace ITK

#ifndef ITK_MANUAL_INSTANTIATION
#include "itkImageSeriesReader.hxx"
#endif

#endif // itkImageSeriesReader_h