gdcmSorter.h

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00001 /*=========================================================================
00002 
00003   Program: GDCM (Grassroots DICOM). A DICOM library
00004   Module:  $URL$
00005 
00006   Copyright (c) 2006-2010 Mathieu Malaterre
00007   All rights reserved.
00008   See Copyright.txt or http://gdcm.sourceforge.net/Copyright.html for details.
00009 
00010      This software is distributed WITHOUT ANY WARRANTY; without even
00011      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
00012      PURPOSE.  See the above copyright notice for more information.
00013 
00014 =========================================================================*/
00015 #ifndef GDCMSORTER_H
00016 #define GDCMSORTER_H
00017 
00018 #include "gdcmDirectory.h"
00019 #include "gdcmTag.h"
00020 
00021 #include <vector>
00022 #include <string>
00023 #include <map>
00024 
00025 namespace gdcm
00026 {
00027 class DataSet;
00028 
00039 class GDCM_EXPORT Sorter
00040 {
00041   friend std::ostream& operator<<(std::ostream &_os, const Sorter &s);
00042 public:
00043   Sorter();
00044   virtual ~Sorter();
00045 
00047   virtual bool Sort(std::vector<std::string> const & filenames);
00048 
00051   const std::vector<std::string> &GetFilenames() const { return Filenames; }
00052 
00054   void Print(std::ostream &os) const;
00055 
00057   bool AddSelect( Tag const &tag, const char *value );
00058 
00060   typedef bool (*SortFunction)(DataSet const &, DataSet const &);
00061   void SetSortFunction( SortFunction f );
00062 
00063   virtual bool StableSort(std::vector<std::string> const & filenames);
00064 
00065 protected:
00066   std::vector<std::string> Filenames;
00067   typedef std::map<Tag,std::string> SelectionMap;
00068   std::map<Tag,std::string> Selection;
00069   SortFunction SortFunc;
00070 };
00071 //-----------------------------------------------------------------------------
00072 inline std::ostream& operator<<(std::ostream &os, const Sorter &s)
00073 {
00074   s.Print( os );
00075   return os;
00076 }
00077 
00078 
00079 } // end namespace gdcm
00080 
00081 #endif //GDCMSORTER_H

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