+//-----------------------------------------------------------------------------
+// Public
+/**
+ * \brief Writes the common part of any DataEntry, SeqEntry
+ * @param fp already open ofstream pointer
+ * @param filetype type of the file (ACR, ImplicitVR, ExplicitVR, JPEG, JPEG2000...)
+ */
+void DocEntry::WriteContent(std::ofstream *fp, FileType filetype, bool insideMetaElements, bool insideSequence)
+{
+ uint32_t ffff = 0xffffffff;
+ uint16_t group = GetGroup();
+
+ ///\todo allow skipping Shadow groups
+
+ VRKey vr = GetVR();
+ uint16_t elem = GetElement();
+ uint32_t lgth = GetLength();
+
+ if ( group == 0xfffe && elem == 0x0000 )
+ {
+ // Fix in order to make some MR PHILIPS images e-film readable
+ // see gdcmData/gdcm-MR-PHILIPS-16-Multi-Seq.dcm:
+ // we just *always* ignore spurious fffe|0000 tag !
+ return;
+ }
+
+ //
+ // ----------- Writes the common part
+ //
+ // To avoid gdcm to propagate oddities.
+ // --> Don't forget to *write* an even length value
+ if (lgth%2)
+ lgth ++;
+
+ // ----------- Writes the common part : the Tag
+ binary_write( *fp, group); //group number
+ binary_write( *fp, elem); //element number
+
+ // Dicom V3 group 0x0002 is *always* Explicit VR !
+ if ( filetype == ExplicitVR || filetype == JPEG || filetype == JPEG2000 || (group == 0x0002 && insideMetaElements) )
+ {
+// ----------- Writes the common part : the VR + the length
+
+ // Special case of delimiters:
+ if (group == 0xfffe)
+ {
+ // Delimiters have NO Value Representation
+ // Hence we skip writing the VR.
+ //
+ // In order to avoid further troubles, we choose to write them
+ // as 'no-length' Item Delimitors (we pad by writing 0xffffffff)
+ // We shall force the end of a given SeqItem by writting
+ // a Item Delimitation Item (fffe, e00d)
+
+ uint32_t ff = 0xffffffff;
+ binary_write(*fp, ff);
+ return;
+ }
+ uint16_t zero = 0;
+ uint16_t shortLgr = (uint16_t)lgth;
+
+ if( IsVRUnknown() )
+ {
+ // if VR was not set by user, we set it to "UN"
+ SetVR("UN");
+ vr=GetVR();
+ }
+
+ //{
+ binary_write(*fp, vr.str());
+ // See PS 3.5-2004 page 33, 36
+ if ( (vr == "SQ") || (vr == "OB") || (vr == "OW") || (vr == "OL") || (vr == "OF")
+ || (vr == "UN") || (vr == "UT") )
+ {
+ binary_write(*fp, zero);
+
+ if ( (filetype == JPEG || filetype == JPEG2000) && group == 0x7fe0 && elem == 0x0010 && !insideSequence)
+ {
+ // Only the 'true' Pixel Element may be compressed (hope so!)
+ binary_write(*fp, ffff);
+ }
+ else if (vr == "SQ")
+ {
+ // we set SQ length to ffffffff
+ // and we shall write a Sequence Delimitor Item
+ // at the end of the Sequence!
+ binary_write(*fp, ffff);
+ }
+ else
+ {
+ binary_write(*fp, lgth);
+ }
+ }
+ else
+ {
+ binary_write(*fp, shortLgr);
+ }
+ //}
+ }
+ else // IMPLICIT VR
+ {
+// ----------- Writes the common part : the VR
+ if (vr == "SQ")
+ {
+ binary_write(*fp, ffff);
+ }
+ else
+ {
+ binary_write(*fp, lgth);
+ }
+ }
+}
+
+/// \brief Returns the 'Name' '(e.g. "Patient's Name") found in the Dicom
+/// Dictionnary of the current Dicom Header Entry
+std::string const &DocEntry::GetName()
+{
+ if (DicomDict == 0)
+ DicomDict =
+ Global::GetDicts()->GetDefaultPubDict()->GetEntry(Key[0],Key[1]);
+ if (DicomDict == 0)
+ return GDCM_UNKNOWN;
+ else
+ {
+ DicomDict->Register();
+ return DicomDict->GetName();
+ }
+}
+
+ /// \brief Returns the 'Value Multiplicity' (e.g. "1", "6", "1-n", "3-n"),
+ /// found in the Dicom entry or in the Dicom Dictionnary
+ /// of the current Dicom entry
+std::string const &DocEntry::GetVM()
+{
+ if (DicomDict == 0)
+ DicomDict =
+ Global::GetDicts()->GetDefaultPubDict()->GetEntry(Key[0],Key[1]);
+ if (DicomDict == 0)
+ return GDCM_UNKNOWN;
+ else
+ {
+ DicomDict->Register();
+ return DicomDict->GetVM();
+ }
+}
+
+/**
+ * \brief Gets the full length of the elementary DocEntry (not only value
+ * length) depending on the VR.
+ */
+uint32_t DocEntry::GetFullLength()
+{
+ uint32_t l = GetReadLength();
+ if ( IsImplicitVR() )
+ {
+ l = l + 8; // 2 (gr) + 2 (el) + 4 (lgth)
+ }
+ else
+ {
+ if ( GetVR()=="OB" || GetVR()=="OW" || GetVR()=="OL" || GetVR()=="SQ" )
+ {
+ l = l + 12; // 2 (gr) + 2 (el) + 2 (vr) + 2 (unused) + 4 (lgth)
+ }
+ else
+ {
+ l = l + 8; // 2 (gr) + 2 (el) + 2 (vr) + 2 (lgth)
+ }
+ }
+ return l;
+}
+
+/**
+ * \brief Copies all the attributes from an other DocEntry
+ * @param doc entry to copy from
+ */
+void DocEntry::Copy(DocEntry *doc)
+{
+ Length = doc->Length;
+ ReadLength = doc->ReadLength;
+ ImplicitVR = doc->ImplicitVR;
+ Offset = doc->Offset;
+}
+
+//-----------------------------------------------------------------------------
+// Protected
+
+//-----------------------------------------------------------------------------
+// Private
+