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itkDICOMSeriesFileNames.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkDICOMSeriesFileNames.h,v $
00005   Language:  C++
00006   Date:      $Date: 2009-07-28 22:12:11 $
00007   Version:   $Revision: 1.15 $
00008 
00009   Copyright (c) Insight Software Consortium. All rights reserved.
00010   See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.
00011 
00012      This software is distributed WITHOUT ANY WARRANTY; without even 
00013      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
00014      PURPOSE.  See the above copyright notices for more information.
00015 
00016 =========================================================================*/
00017 #ifndef __itkDICOMSeriesFileNames_h
00018 #define __itkDICOMSeriesFileNames_h
00019 
00020 #ifdef _MSC_VER
00021 #pragma warning ( disable : 4786 )
00022 #endif
00023 
00024 #include "itkObject.h"
00025 #include "itkObjectFactory.h"
00026 #include "itkExceptionObject.h"
00027 #include <vector>
00028 
00029 #include "DICOMParser.h"
00030 #include "DICOMAppHelper.h"
00031 
00032 namespace itk
00033 {
00034 
00048 class ITK_EXPORT DICOMSeriesFileNames : public Object
00049 {
00050 public:
00052   typedef DICOMSeriesFileNames    Self;
00053   typedef Object                  Superclass;
00054   typedef SmartPointer<Self>      Pointer;
00055 
00057   itkNewMacro(Self);
00058 
00060   itkTypeMacro(DICOMSeriesFileNames, Object);
00061 
00062   /* -------- Define the API for DICOMSeriesFileNames ----------- */
00063 
00073   void SetDirectory(const std::string& dir)
00074     {
00075     if (m_Directory != dir)
00076       {
00077       m_Directory = dir;
00078       this->Modified();
00080 
00081       // Clear the SeriesUIDs and FileNames
00082       m_SeriesUIDs.clear();
00083       m_FileNames.clear();
00084       m_AppHelper.Clear();
00085       }
00086 
00087     // Keep track of when the directory name was set so we can
00088     // compare it when the directory was last scanned. We set this
00089     // modified time each time SetDirectory() is called. This allows
00090     // a call to SetDirectory() to force a directory to be rescanned
00091     // the next time GetFileNames() or GetSeriesUIDs() is called.
00092     m_DirectorySetTime.Modified();
00093     }
00094 
00096   itkGetStringMacro(Directory);
00097 
00100   itkSetMacro(Ascending, bool);
00101   itkGetConstMacro(Ascending, bool);
00102   itkBooleanMacro(Ascending);
00104 
00106   typedef std::vector<std::string>    FileNamesArrayType;
00107 
00111   const FileNamesArrayType & GetSeriesUIDs(bool recursive = false);
00112 
00115   const FileNamesArrayType & GetSeriesDescriptions(){return m_SeriesDescriptions;}
00116   const FileNamesArrayType & GetSeriesBodyParts(){return m_BodyParts;}
00117   const FileNamesArrayType & GetSeriesScanOptions(){return m_ScanOptions;}
00119 
00123   const FileNamesArrayType & GetFileNames (bool recursive = false);
00124 
00129   const FileNamesArrayType & GetFileNames (const std::string& seriesUID,
00130                                                 bool recursive = false);
00131 
00136   typedef enum {SortByImageNumber, SortBySliceLocation, SortByImagePositionPatient} FileNameSortingOrderType;
00137   itkSetEnumMacro(FileNameSortingOrder, FileNameSortingOrderType);
00138   itkGetEnumMacro(FileNameSortingOrder, FileNameSortingOrderType);
00139   void SetFileNameSortingOrderToSortByImageNumber()
00140     { this->SetFileNameSortingOrder(SortByImageNumber); }
00141   void SetFileNameSortingOrderToSortBySliceLocation()
00142     { this->SetFileNameSortingOrder(SortBySliceLocation); }
00143   void SetFileNameSortingOrderToSortByImagePositionPatient()
00144     { this->SetFileNameSortingOrder(SortByImagePositionPatient); }
00146 
00150   std::string GetFileName(const std::string& instanceUID);
00151 
00152 
00153 protected:
00154   DICOMSeriesFileNames();
00155   ~DICOMSeriesFileNames() {};
00156   void PrintSelf(std::ostream& os, Indent indent) const;
00157   
00158 private:
00159   DICOMSeriesFileNames(const Self&); //purposely not implemented
00160   void operator=(const Self&); //purposely not implemented
00161   
00162   int CanReadFile(const char* fname);
00163   void RecurseDirectory( std::string directory, FileNamesArrayType &filenames);
00164 
00165   itkdicomparser::DICOMParser    m_Parser;
00166   itkdicomparser::DICOMAppHelper m_AppHelper;
00167 
00168   bool                     m_Ascending;
00169   std::string              m_Directory;
00170   FileNamesArrayType       m_FileNames;
00171   FileNamesArrayType       m_SeriesUIDs;
00172   FileNamesArrayType       m_SeriesDescriptions;
00173   FileNamesArrayType       m_BodyParts;
00174   FileNamesArrayType       m_ScanOptions;
00175 
00176   FileNameSortingOrderType m_FileNameSortingOrder;
00177 
00178   TimeStamp                m_DirectorySetTime;
00179   TimeStamp                m_DirectoryScanTime;
00180 };
00181 
00182 } //namespace ITK
00183 
00184 #endif // __itkDICOMSeriesFileNames_h
00185 

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