X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;f=src%2FgdcmDict.cxx;h=7155f6ef3621aab04c5e1c0919531d24804c5ce1;hb=c77dd6febbf12b5b0d5401008ced0c575b61a5f7;hp=725d2d6c85d566f884de9b8acfc0a7f16fbad846;hpb=06c1c583239fdf5196260e6ef83a78669c1bd17f;p=gdcm.git diff --git a/src/gdcmDict.cxx b/src/gdcmDict.cxx index 725d2d6c..7155f6ef 100644 --- a/src/gdcmDict.cxx +++ b/src/gdcmDict.cxx @@ -1,67 +1,77 @@ -// gdcmDict.cxx -//----------------------------------------------------------------------------- +/*========================================================================= + + Program: gdcm + Module: $RCSfile: gdcmDict.cxx,v $ + Language: C++ + Date: $Date: 2004/10/28 19:53:28 $ + Version: $Revision: 1.50 $ + + Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de + l'Image). All rights reserved. See Doc/License.txt or + http://www.creatis.insa-lyon.fr/Public/Gdcm/License.html for details. + + This software is distributed WITHOUT ANY WARRANTY; without even + the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR + PURPOSE. See the above copyright notices for more information. + +=========================================================================*/ + #include "gdcmDict.h" #include "gdcmUtil.h" +#include "gdcmDebug.h" + #include -#ifdef GDCM_NO_ANSI_STRING_STREAM -# include -# define ostringstream ostrstream -# else -# include -#endif +#include +#include + +namespace gdcm +{ //----------------------------------------------------------------------------- // Constructor / Destructor /** - * \ingroup gdcmDict * \brief Construtor - * @param FileName from which to build the dictionary. + * @param filename from which to build the dictionary. */ -gdcmDict::gdcmDict(std::string & FileName) { - std::ifstream from(FileName.c_str()); - dbg.Error(!from, "gdcmDict::gdcmDict: can't open dictionary", - FileName.c_str()); - guint16 group, element; - // CLEANME : use defines for all those constants - char buff[1024]; - TagKey key; +Dict::Dict(std::string const & filename) +{ + uint16_t group; + uint16_t element; TagName vr; TagName fourth; TagName name; - while (!from.eof()) { - from >> std::hex >> group >> element; - eatwhite(from); - from.getline(buff, 256, ' '); - vr = buff; - eatwhite(from); - from.getline(buff, 256, ' '); - fourth = buff; - from.getline(buff, 256, '\n'); - name = buff; - gdcmDictEntry * newEntry = new gdcmDictEntry(group, element, - vr, fourth, name); - // FIXME: use AddNewEntry - NameHt[name] = newEntry; - KeyHt[gdcmDictEntry::TranslateToKey(group, element)] = newEntry; + std::ifstream from( filename.c_str() ); + dbg.Error(!from, "Dict::Dict: can't open dictionary", + filename.c_str()); + + while (!from.eof()) + { + from >> std::hex; + from >> group; + from >> element; + from >> vr; + from >> fourth; + from >> std::ws; //remove white space + std::getline(from, name); + + DictEntry newEntry(group, element, vr, fourth, name); + AddNewEntry(newEntry); } from.close(); + + Filename = filename; } /** - * \ingroup gdcmDict * \brief Destructor */ -gdcmDict::~gdcmDict() { - for (TagKeyHT::iterator tag = KeyHt.begin(); tag != KeyHt.end(); ++tag) { - gdcmDictEntry* EntryToDelete = tag->second; - if ( EntryToDelete ) - delete EntryToDelete; - } - KeyHt.clear(); +Dict::~Dict() +{ // Since AddNewEntry adds symetrical in both KeyHt and NameHT we can - // assume all the pointed gdcmDictEntries are already cleaned-up when + // assume all the pointed DictEntries are already cleaned-up when // we cleaned KeyHt. + KeyHt.clear(); NameHt.clear(); } @@ -72,48 +82,54 @@ gdcmDict::~gdcmDict() { * Entries will be sorted by tag i.e. the couple (group, element). * @param os The output stream to be written to. */ -void gdcmDict::Print(std::ostream& os) { +void Dict::Print(std::ostream &os) +{ + os << "Dict file name : " << Filename << std::endl; PrintByKey(os); } /** - * \ingroup gdcmDict * \brief Print all the dictionary entries contained in this dictionary. * Entries will be sorted by tag i.e. the couple (group, element). * @param os The output stream to be written to. */ -void gdcmDict::PrintByKey(std::ostream& os) { +void Dict::PrintByKey(std::ostream &os) +{ std::ostringstream s; - for (TagKeyHT::iterator tag = KeyHt.begin(); tag != KeyHt.end(); ++tag){ - s << "Tag : "; - s << "(" << std::hex << tag->second->GetGroup() << ','; - s << std::hex << tag->second->GetElement() << ") = " << std::dec; - s << tag->second->GetVR() << ", "; - s << tag->second->GetFourth() << ", "; - s << tag->second->GetName() << "." << std::endl; + for (TagKeyHT::iterator tag = KeyHt.begin(); tag != KeyHt.end(); ++tag) + { + s << "Entry : "; + s << "(" << std::hex << std::setw(4) << tag->second.GetGroup() << ','; + s << std::hex << std::setw(4) << tag->second.GetElement() << ") = " + << std::dec; + s << tag->second.GetVR() << ", "; + s << tag->second.GetFourth() << ", "; + s << tag->second.GetName() << "." << std::endl; } os << s.str(); } /** - * \ingroup gdcmDict * \brief Print all the dictionary entries contained in this dictionary. * Entries will be sorted by the name of the dictionary entries. - * \warning AVOID USING IT : the name IS NOT an identifier + * \warning AVOID USING IT : the name IS NOT an identifier; * unpredictable result * @param os The output stream to be written to. */ -void gdcmDict::PrintByName(std::ostream& os) { +void Dict::PrintByName(std::ostream& os) +{ std::ostringstream s; - for (TagNameHT::iterator tag = NameHt.begin(); tag != NameHt.end(); ++tag){ - s << "Tag : "; - s << tag->second->GetName() << ","; - s << tag->second->GetVR() << ", "; - s << tag->second->GetFourth() << ", "; - s << "(" << std::hex << tag->second->GetGroup() << ','; - s << std::hex << tag->second->GetElement() << ") = " << std::dec << std::endl; + for (TagNameHT::iterator tag = NameHt.begin(); tag != NameHt.end(); ++tag) + { + s << "Entry : "; + s << tag->second.GetName() << ","; + s << tag->second.GetVR() << ", "; + s << tag->second.GetFourth() << ", "; + s << "(" << std::hex << std::setw(4) << tag->second.GetGroup() << ','; + s << std::hex << std::setw(4) << tag->second.GetElement() << ") = "; + s << std::dec << std::endl; } os << s.str(); } @@ -121,98 +137,175 @@ void gdcmDict::PrintByName(std::ostream& os) { //----------------------------------------------------------------------------- // Public /** - * \ingroup gdcmDict + * \ingroup Dict * \brief adds a new Dicom Dictionary Entry - * @param NewEntry - * @return false if Dicom Element already existed + * @param newEntry entry to add + * @return false if Dicom Element already exists */ - bool gdcmDict::AddNewEntry(gdcmDictEntry* NewEntry) { - TagKey key; - key = NewEntry->GetKey(); - - if(KeyHt.count(key) == 1) { - dbg.Verbose(1, "gdcmDict::AddNewEntry already present", key.c_str()); - return(false); - } else { - KeyHt[NewEntry->GetKey()] = NewEntry; - return(true); +bool Dict::AddNewEntry(DictEntry const & newEntry) +{ + const TagKey & key = newEntry.GetKey(); + + if(KeyHt.count(key) == 1) + { + dbg.Verbose(1, "Dict::AddNewEntry already present", key.c_str()); + return false; + } + else + { + KeyHt.insert( + std::map::value_type + (newEntry.GetKey(), newEntry)); + NameHt.insert( + std::map::value_type + (newEntry.GetName(), newEntry )); + return true; } } /** - * \ingroup gdcmDict + * \ingroup Dict * \brief replaces an already existing Dicom Element by a new one - * @param NewEntry + * @param newEntry new entry (overwrites any previous one with same tag) * @return false if Dicom Element doesn't exist */ -bool gdcmDict::ReplaceEntry(gdcmDictEntry* NewEntry) { - if ( RemoveEntry(NewEntry->gdcmDictEntry::GetKey()) ) { - KeyHt[ NewEntry->GetKey()] = NewEntry; - return (true); +bool Dict::ReplaceEntry(DictEntry const & newEntry) +{ + if ( RemoveEntry(newEntry.GetKey()) ) + { + KeyHt.insert( + std::map::value_type + (newEntry.GetKey(), newEntry)); + NameHt.insert( + std::map::value_type + (newEntry.GetName(), newEntry )); + return true; } - return (false); + return false; } /** - * \ingroup gdcmDict + * \ingroup Dict * \brief removes an already existing Dicom Dictionary Entry, * identified by its Tag * @param key (group|element) * @return false if Dicom Dictionary Entry doesn't exist */ -bool gdcmDict::RemoveEntry(TagKey key) { - if(KeyHt.count(key) == 1) { - gdcmDictEntry* EntryToDelete = KeyHt.find(key)->second; - if ( EntryToDelete ) - delete EntryToDelete; +bool Dict::RemoveEntry (TagKey const & key) +{ + TagKeyHT::const_iterator it = KeyHt.find(key); + if(it != KeyHt.end()) + { + const DictEntry & entryToDelete = it->second; + NameHt.erase(entryToDelete.GetName()); KeyHt.erase(key); - return (true); - } else { - dbg.Verbose(1, "gdcmDict::RemoveEntry unfound entry", key.c_str()); - return (false); + + return true; + } + else + { + dbg.Verbose(1, "Dict::RemoveEntry unfound entry", key.c_str()); + return false; } } /** - * \ingroup gdcmDict * \brief removes an already existing Dicom Dictionary Entry, - * identified by its group,element - number + * identified by its group,element number * @param group Dicom group number of the Dicom Element * @param element Dicom element number of the Dicom Element * @return false if Dicom Dictionary Entry doesn't exist */ -bool gdcmDict::RemoveEntry (guint16 group, guint16 element) { - return( RemoveEntry(gdcmDictEntry::TranslateToKey(group, element)) ); +bool Dict::RemoveEntry (uint16_t group, uint16_t element) +{ + return RemoveEntry(DictEntry::TranslateToKey(group, element)); +} + +/** + * \brief Get the dictionnary entry identified by it's name. + * @param name element of the ElVal to modify + * \warning : NEVER use it ! + * the 'name' IS NOT an identifier within the Dicom Dictionary + * the name MAY CHANGE between two versions ! + * @return the corresponding dictionnary entry when existing, NULL otherwise + */ +DictEntry* Dict::GetDictEntryByName(TagName const & name) +{ + TagNameHT::iterator it = NameHt.find(name); + if ( it == NameHt.end() ) + { + return 0; + } + return &(it->second); } /** - * \ingroup gdcmDict * \brief Get the dictionnary entry identified by a given tag (group,element) * @param group group of the entry to be found * @param element element of the entry to be found * @return the corresponding dictionnary entry when existing, NULL otherwise */ -gdcmDictEntry * gdcmDict::GetTagByNumber(guint16 group, guint16 element) { - TagKey key = gdcmDictEntry::TranslateToKey(group, element); - if ( ! KeyHt.count(key)) - return (gdcmDictEntry*)0; - return KeyHt.find(key)->second; +DictEntry* Dict::GetDictEntryByNumber(uint16_t group, uint16_t element) +{ + TagKey key = DictEntry::TranslateToKey(group, element); + TagKeyHT::iterator it = KeyHt.find(key); + if ( it == KeyHt.end() ) + { + return 0; + } + return &(it->second); } -/** - * \ingroup gdcmDict - * \brief Get the dictionnary entry identified by it's name. - * @param name element of the ElVal to modify - * \warning : NEVER use it ! - * the 'name' IS NOT an identifier within the Dicom Dicom Dictionary - * the name MAY CHANGE between two versions ! - * @return the corresponding dictionnary entry when existing, NULL otherwise +/** + * \brief Consider all the entries of the public dicom dictionnary. + * Build all list of all the tag names of all those entries. + * \sa DictSet::GetPubDictTagNamesByCategory + * @return A list of all entries of the public dicom dictionnary. */ -gdcmDictEntry * gdcmDict::GetTagByName(TagName name) { - if ( ! NameHt.count(name)) - return (gdcmDictEntry*)0; - return NameHt.find(name)->second; +EntryNamesList* Dict::GetDictEntryNames() +{ + EntryNamesList *result = new EntryNamesList; + for (TagKeyHT::iterator tag = KeyHt.begin(); tag != KeyHt.end(); ++tag) + { + result->push_back( tag->second.GetName() ); + } + return result; +} + +/** + * \ingroup Dict + * \brief Consider all the entries of the public dicom dictionnary. + * Build an hashtable whose keys are the names of the groups + * (fourth field in each line of dictionary) and whose corresponding + * values are lists of all the dictionnary entries among that + * group. Note that apparently the Dicom standard doesn't explicitely + * define a name (as a string) for each group. + * A typical usage of this method would be to enable a dynamic + * configuration of a Dicom file browser: the admin/user can + * select in the interface which Dicom tags should be displayed. + * \warning Dicom *doesn't* define any name for any 'categorie' + * (the dictionnary fourth field was formerly NIH defined + * - and no longer he is- + * and will be removed when Dicom provides us a text file + * with the 'official' Dictionnary, that would be more friendly + * than asking us to perform a line by line check of the dictionnary + * at the beginning of each year to -try to- guess the changes) + * Therefore : please NEVER use that fourth field :-( + * + * @return An hashtable: whose keys are the names of the groups and whose + * corresponding values are lists of all the dictionnary entries + * among that group. + */ +EntryNamesByCatMap *Dict::GetDictEntryNamesByCategory() +{ + EntryNamesByCatMap *result = new EntryNamesByCatMap; + + for (TagKeyHT::iterator tag = KeyHt.begin(); tag != KeyHt.end(); ++tag) + { + (*result)[tag->second.GetFourth()].push_back(tag->second.GetName()); + } + + return result; } //----------------------------------------------------------------------------- @@ -222,3 +315,5 @@ gdcmDictEntry * gdcmDict::GetTagByName(TagName name) { // Private //----------------------------------------------------------------------------- + +} // end namespace gdcm