X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;f=src%2FgdcmSeqEntry.cxx;h=f418ccd26afa3e83d9783cc3180be7a8008d24c1;hb=709489e13fe8c2b2a3f0cff5b5c948fd516bf855;hp=06246c1ae5b049e6921ab7ccdfe1252f4376e39a;hpb=5154dc89c0a2a565e9e79024ba8910f405279dd2;p=gdcm.git

diff --git a/src/gdcmSeqEntry.cxx b/src/gdcmSeqEntry.cxx
index 06246c1a..f418ccd2 100644
--- a/src/gdcmSeqEntry.cxx
+++ b/src/gdcmSeqEntry.cxx
@@ -1,51 +1,164 @@
-// gdcmSeqEntry.cxx
-//-----------------------------------------------------------------------------
-//
+/*=========================================================================
+                                                                                
+  Program:   gdcm
+  Module:    $RCSfile: gdcmSeqEntry.cxx,v $
+  Language:  C++
+  Date:      $Date: 2004/08/27 15:48:44 $
+  Version:   $Revision: 1.24 $
+                                                                                
+  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.htm 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 "gdcmSeqEntry.h"
+#include "gdcmSQItem.h"
 #include "gdcmTS.h"
 #include "gdcmGlobal.h"
 #include "gdcmUtil.h"
 
-
+#include <iostream>
+#include <iomanip>
 //-----------------------------------------------------------------------------
 // Constructor / Destructor
 /**
  * \ingroup gdcmSeqEntry
  * \brief   Constructor from a given gdcmSeqEntry
- * @param   in Pointer to existing dictionary entry
  */
-gdcmSeqEntry::gdcmSeqEntry() : gdcmDocEntry( ) {
-
-
+gdcmSeqEntry::gdcmSeqEntry(gdcmDictEntry* e, int depth) 
+             : gdcmDocEntry(e)
+{
+   delimitor_mode = false;
+   seq_term  = NULL;
+   SQDepthLevel = depth;
+   UsableLength = 0;
+   ReadLength = 0xffffffff;
 }
 
-
 /**
- * \ingroup gdcmSeqEntry
- * \brief   Canonical destructor.
+ * \brief   Constructor from a given gdcmSeqEntry
+ * @param   e Pointer to existing Doc entry
  */
-gdcmSeqEntry::~gdcmSeqEntry() 
+gdcmSeqEntry::gdcmSeqEntry(gdcmDocEntry* e, int depth) : gdcmDocEntry(e->GetDictEntry())
 {
+   this->UsableLength = 0;
+   this->ReadLength   = 0xffffffff;
+   this->ImplicitVR   = e->IsImplicitVR();
+   this->Offset       = e->GetOffset();
+   //this->printLevel   = e->GetPrintLevel(); // no longer exists ?!?
+   this->SQDepthLevel = depth;
+}
+/**
+ * \brief   Canonical destructor.
+ */
+gdcmSeqEntry::~gdcmSeqEntry() {
    for(ListSQItem::iterator cc = items.begin();cc != items.end();++cc)
    {
       delete *cc;
    }
+   if (!seq_term)
+      delete seq_term;
 }
 
-//-----------------------------------------------------------------------------
-// Print
 /*
- * \ingroup gdcmSeqEntry
  * \brief   canonical Printer
  */
- 
+void gdcmSeqEntry::Print(std::ostream &os){
+
+   // First, Print the Dicom Element itself.
+   SetPrintLevel(2);   
+   gdcmDocEntry::Print(os);
+   os << std::endl;
+
+   if (GetReadLength() == 0)
+      return;
+
+   // Then, Print each SQ Item   
+   for(ListSQItem::iterator cc = items.begin();cc != items.end();++cc)
+   {
+      (*cc)->Print(os);   
+   }
+
+   // at end, print the sequence terminator item, if any
+   if (delimitor_mode) {
+      for (int i=0;i<SQDepthLevel+1;i++)
+         os << "   | " ;
+      if (seq_term != NULL) {
+         seq_term->Print(os);
+         os << std::endl;
+      } 
+      else 
+         // fusible
+         os << "      -------------- should have a sequence terminator item";
+   }                    
+}
+
+/*
+ * \brief   canonical Writer
+ */
+void gdcmSeqEntry::Write(FILE *fp, FileType filetype)
+{
+   uint16_t seq_term_gr = 0xfffe;
+   uint16_t seq_term_el = 0xe0dd;
+   uint32_t seq_term_lg = 0xffffffff;
+
+   uint16_t item_term_gr = 0xfffe;
+   uint16_t item_term_el = 0xe00d;
+   
+   gdcmDocEntry::Write(fp, filetype);
+   for(ListSQItem::iterator cc  = GetSQItems().begin();
+                            cc != GetSQItems().end();
+                          ++cc)
+   {        
+      (*cc)->Write(fp, filetype);
+   }
+   
+    //we force the writting of a Sequence Delimitation item
+    // because we wrote the Sequence as a 'no Length' sequence
+   fwrite ( &seq_term_gr,(size_t)2 ,(size_t)1 ,fp);
+   fwrite ( &seq_term_el,(size_t)2 ,(size_t)1 ,fp);
+   fwrite ( &seq_term_lg,(size_t)4 ,(size_t)1 ,fp); 
+}
 
 //-----------------------------------------------------------------------------
 // Public
 
+ /// \brief   adds the passed ITEM to the ITEM chained List for this SeQuence.      
+void gdcmSeqEntry::AddEntry(gdcmSQItem *sqItem, int itemNumber) {
+   sqItem->SetSQItemNumber(itemNumber);
+   items.push_back(sqItem);
+}
+
+/// \brief Sets the depth level of a Sequence Entry embedded in a SeQuence 
+void gdcmSeqEntry::SetDepthLevel(int depth) {
+   SQDepthLevel = depth;
+}
+
+/// \brief return a pointer to the SQItem referenced by its ordinal number
+/// (returns the first one if ordinal number is <0
+///  returns the last  one if ordinal number is > item number
+
+gdcmSQItem *gdcmSeqEntry::GetSQItemByOrdinalNumber(int nb) {
+   if (nb<0)
+      return (*(items.begin()));
+   int count = 0 ;
+   for(ListSQItem::iterator cc = items.begin();
+       cc != items.end();
+       count ++, ++cc){
+      if (count==nb)
+         return *cc;
+   }
+   return (*(items.end())); // Euhhhhh ?!? Is this the last one . FIXME
+}
 //-----------------------------------------------------------------------------
 // Protected
 
+
 //-----------------------------------------------------------------------------
 // Private