src/gdcmDictSet.h

   1 // gdcmDictSet.h
   2 //-----------------------------------------------------------------------------
   3 #ifndef GDCMDICTSET_H
   4 #define GDCMDICTSET_H
   5
   6 #include "gdcmDict.h"
   7 #include <map>
   8 #include <list>
   9
  10 typedef std::string DictKey;
  11 typedef std::map<DictKey, gdcmDict*> DictSetHT;
  12
  13 //-----------------------------------------------------------------------------
  14 /*
  15  * \defgroup gdcmDictSet
  16  * \brief  Container for managing a set of loaded dictionaries.
  17  * \note   Hopefully, sharing dictionaries should avoid
  18  * \par    reloading an already loaded dictionary (saving time)
  19  * \par    having many in memory representations of the same dictionary
  20  *        (saving memory).
  21  */
  22 class GDCM_EXPORT gdcmDictSet {
  23 public:
  24         // TODO Swig int LoadDictFromFile(std::string filename);
  25    // QUESTION: the following function might not be thread safe !? Maybe
  26    //           we need some mutex here, to avoid concurent creation of
  27    //           the same dictionary !?!?!
  28         // TODO Swig int LoadDictFromName(std::string filename);
  29         // TODO Swig int LoadAllDictFromDirectory(std::string DirectoryName);
  30         // TODO Swig std::string* GetAllDictNames();
  31    gdcmDictSet(void);
  32    ~gdcmDictSet(void);
  33
  34    void Print(std::ostream& os);
  35
  36    std::list<std::string> *GetPubDictEntryNames(void);
  37    std::map<std::string, std::list<std::string> > *
  38        GetPubDictEntryNamesByCategory(void);
  39
  40    gdcmDict *LoadDictFromFile(std::string FileName, DictKey Name);
  41
  42    gdcmDict *GetDict(DictKey DictName);
  43    gdcmDict *GetDefaultPubDict(void);
  44
  45    gdcmDictEntry *NewVirtualDictEntry(guint16 group, guint16 element,
  46                                       std::string vr     = "Unknown",
  47                                       std::string fourth = "Unknown",
  48                                       std::string name   = "Unknown");
  49
  50    static std::string BuildDictPath(void);
  51
  52 protected:
  53    bool AppendDict(gdcmDict *NewDict,DictKey Name);
  54
  55 private:
  56    /// Hash table of all dictionaries contained in this gdcmDictSet
  57    DictSetHT Dicts;
  58    /// Directory path to dictionaries
  59    std::string DictPath;
  60    /// H table for the on the fly created gdcmDictEntries
  61    std::map<std::string,gdcmDictEntry *> virtualEntry;
  62 };
  63
  64 //-----------------------------------------------------------------------------
  65 #endif