+
+
+/**
+ * \brief retrieves a Dicom Element using (group, element)
+ * @param group Group number of the searched Dicom Element
+ * @param elem Element number of the searched Dicom Element
+ * @return
+ */
+DocEntry *ElementSet::GetDocEntry(uint16_t group, uint16_t elem)
+{
+ TagKey key = DictEntry::TranslateToKey(group, elem);
+ if ( !TagHT.count(key))
+ {
+ return NULL;
+ }
+ return TagHT.find(key)->second;
+}
+
+/**
+ * \brief Same as \ref Document::GetDocEntry except it only
+ * returns a result when the corresponding entry is of type
+ * ValEntry.
+ * @param group Group number of the searched Dicom Element
+ * @param elem Element number of the searched Dicom Element
+ * @return When present, the corresponding ValEntry.
+ */
+ValEntry *ElementSet::GetValEntry(uint16_t group, uint16_t elem)
+{
+ DocEntry *currentEntry = GetDocEntry(group, elem);
+ if ( !currentEntry )
+ {
+ return 0;
+ }
+ if ( ValEntry *entry = dynamic_cast<ValEntry*>(currentEntry) )
+ {
+ return entry;
+ }
+ gdcmVerboseMacro( "Unfound ValEntry.");
+
+ return 0;
+}
+
+/**
+ * \brief Same as \ref Document::GetDocEntry except it only
+ * returns a result when the corresponding entry is of type
+ * BinEntry.
+ * @param group Group number of the searched Dicom Element
+ * @param elem Element number of the searched Dicom Element
+ * @return When present, the corresponding BinEntry.
+ */
+BinEntry *ElementSet::GetBinEntry(uint16_t group, uint16_t elem)
+{
+ DocEntry *currentEntry = GetDocEntry(group, elem);
+ if ( !currentEntry )
+ {
+ return 0;
+ }
+ if ( BinEntry *entry = dynamic_cast<BinEntry*>(currentEntry) )
+ {
+ return entry;
+ }
+ gdcmVerboseMacro( "Unfound BinEntry.");
+
+ return 0;
+}
+
+/**
+ * \brief Same as \ref Document::GetDocEntry except it only
+ * returns a result when the corresponding entry is of type
+ * SeqEntry.
+ * @param group Group number of the searched Dicom Element
+ * @param elem Element number of the searched Dicom Element
+ * @return When present, the corresponding SeqEntry.
+ */
+SeqEntry *ElementSet::GetSeqEntry(uint16_t group, uint16_t elem)
+{
+ DocEntry *currentEntry = GetDocEntry(group, elem);
+ if ( !currentEntry )
+ {
+ return 0;
+ }
+ if ( SeqEntry *entry = dynamic_cast<SeqEntry*>(currentEntry) )
+ {
+ return entry;
+ }
+ gdcmVerboseMacro( "Unfound SeqEntry.");
+
+ return 0;
+}
+