-gdcmDictEntry * gdcmDict::GetTagByKey(guint16 group, guint16 element) {
- TagKey key = gdcmDictEntry::TranslateToKey(group, element);
- if ( ! KeyHt.count(key))
- return (gdcmDictEntry*)0;
- if (KeyHt.count(key) > 1)
- dbg.Verbose(0, "gdcmDict::GetTagByName",
- "multiple entries for this key (FIXME) !");
- return KeyHt.find(key)->second;
+bool gdcmDict::AddNewEntry(gdcmDictEntry *newEntry)
+{
+ gdcmTagKey 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;
+ NameHt[newEntry->GetName()] = newEntry;
+ return true;
+ }
+}
+
+/**
+ * \ingroup gdcmDict
+ * \brief replaces an already existing Dicom Element by a new one
+ * @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;
+ NameHt[newEntry->GetName()] = newEntry;
+ return true;
+ }
+ return false;
+}
+
+/**
+ * \ingroup gdcmDict
+ * \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(gdcmTagKey key)
+{
+ if(KeyHt.count(key) == 1)
+ {
+ gdcmDictEntry* entryToDelete = KeyHt.find(key)->second;
+
+ if ( entryToDelete )
+ {
+ NameHt.erase(entryToDelete->GetName());
+ delete entryToDelete;
+ }
+
+ KeyHt.erase(key);
+ return true;
+ }
+ else
+ {
+ dbg.Verbose(1, "gdcmDict::RemoveEntry unfound entry", key.c_str());
+ return false;
+ }
+}
+
+/**
+ * \brief removes an already existing Dicom Dictionary Entry,
+ * 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 (uint16_t group, uint16_t element)
+{
+ return RemoveEntry(gdcmDictEntry::TranslateToKey(group, element));