X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;f=src%2FgdcmElementSet.cxx;h=c476b0a5395284b2c8000dc1c789fb129fa93b20;hb=0bcc188c6d5185375f809253e8b9b97c856d2eac;hp=378ecebd68d8a6add4af0da117b0862c74ee891e;hpb=8c08643db62a55c3a51288c07c1701d02c01bc78;p=gdcm.git

diff --git a/src/gdcmElementSet.cxx b/src/gdcmElementSet.cxx
index 378ecebd..c476b0a5 100644
--- a/src/gdcmElementSet.cxx
+++ b/src/gdcmElementSet.cxx
@@ -3,8 +3,8 @@
   Program:   gdcm
   Module:    $RCSfile: gdcmElementSet.cxx,v $
   Language:  C++
-  Date:      $Date: 2005/10/26 06:07:26 $
-  Version:   $Revision: 1.68 $
+  Date:      $Date: 2007/08/29 15:30:49 $
+  Version:   $Revision: 1.78 $
                                                                                 
   Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de
   l'Image). All rights reserved. See Doc/License.txt or
@@ -21,7 +21,7 @@
 #include "gdcmSeqEntry.h"
 #include "gdcmDataEntry.h"
 
-namespace gdcm 
+namespace GDCM_NAME_SPACE 
 {
 //-----------------------------------------------------------------------------
 // Constructor / Destructor
@@ -47,25 +47,52 @@ ElementSet::~ElementSet()
   * \brief   Writes the Header Entries (Dicom Elements)
   *          from the H Table
   * @param fp ofstream to write to  
-  * @param filetype filetype
+  * @param filetype    ExplicitVR/ImplicitVR/ACR/ACR_LIBIDO/JPEG/JPEG2000/...
   */ 
-void ElementSet::WriteContent(std::ofstream *fp, FileType filetype)
+void ElementSet::WriteContent(std::ofstream *fp, FileType filetype, bool dummy, bool dummy2)
 {
+   bool insideMetaElements     = false;
+   bool yetOutsideMetaElements = false;
+   int countSQ =0;
+   
    for (TagDocEntryHT::const_iterator i = TagHT.begin(); 
                                      i != TagHT.end(); 
                                     ++i)
-   { 
-   // FIXME : find a trick to know if current object is a
-   //         gdcm::File or a gdcm::Document
-   //if ( dynamic_cast< File* > ( this ) ) { // ignore illegal groups }
+   {
+        int group = (i->second)->GetGroup();
+       
+       if (yetOutsideMetaElements==false && group == 0x0002)
+          insideMetaElements = true;
+    
+       if (insideMetaElements == true && group != 0x0002)
+       {
+          yetOutsideMetaElements = true;
+          insideMetaElements     = false;
+       }
    
-      // Skip 'Group Length' element, since it may be wrong.
-      //       except for Group 0002 
-       if ( (i->second)->GetElement() == 0x0000 
-         && (i->second)->GetElement() != 0x0002 )
+       // depending on the gdcm::Document type 
+       // (gdcm::File; gdcm::DicomDir, (more to come ?)
+       // some groups *cannot* be present.
+       // We hereby protect gdcm for writting stupid things
+       // if they were found in the original document. 
+       if ( !MayIWrite( group ) )
           continue;
+  
+      // Skip 'Group Length' element, since it may be wrong.
+      //       except for Group 0x0002
+      // ( keep it as well for Group 0x0008 of ACR Files, 
+      //  since some ACR readers *need* it )
       
-       i->second->WriteContent(fp, filetype);
+       if ( (i->second)->GetElement() != 0x0000 
+           || 
+            (  (i->second)->GetGroup() == 0x0002 
+             ||( (filetype == ACR || filetype == ACR_LIBIDO ) && (i->second)->GetGroup() == 0x0008 ) )
+        )
+       {           
+             // There are DocEntries, written recursively
+             // false : we are outside any Sequence
+             i->second->WriteContent(fp, filetype, insideMetaElements, false );
+       }             
    } 
 }
 
@@ -168,6 +195,74 @@ DocEntry *ElementSet::GetDocEntry(uint16_t group, uint16_t elem)
    return NULL;
 }
 
+/**
+ * \brief Copies all the attributes from an other DocEntrySet 
+ * @param set entry to copy from
+ * @remarks The contained DocEntries a not copied, only referenced
+ */
+void ElementSet::Copy(DocEntrySet *set)
+{
+   // Remove all previous entries
+   ClearEntry();
+
+   DocEntrySet::Copy(set);
+
+   ElementSet *eltSet = dynamic_cast<ElementSet *>(set);
+   if( eltSet )
+   {
+      TagHT = eltSet->TagHT;
+      for(ItTagHT = TagHT.begin();ItTagHT != TagHT.end();++ItTagHT)
+      {
+         (ItTagHT->second)->Register();
+      }
+   }
+}
+
+/**
+ * \brief Checks whether *all* the DataEntries of the group have all
+ *        the same type for VR (ImplicitVR or ExplicitVR) 
+ * @param group group number to be checked
+ * @return 1:ImplicitVR 2:ExplicitVR -1:NotCoherent 
+ */
+int ElementSet::IsVRCoherent( uint16_t group )
+{
+   uint16_t currentGroup;
+   int codeVR = -1;
+   int currentCodeVR;
+   for(TagDocEntryHT::iterator cc = TagHT.begin();cc != TagHT.end(); ++cc)
+   {
+      currentGroup = cc->second->GetGroup();
+
+      if ( currentGroup < group )
+         continue;   
+      if ( currentGroup > group )
+         break;
+      // currentGroup == group
+      if (codeVR == -1)
+      {
+         if (cc->second->IsImplicitVR() )
+            codeVR = 1;
+         else 
+            codeVR = 2;
+         continue;
+      }
+      else
+      {
+         if (cc->second->IsImplicitVR() )
+            currentCodeVR = 1; //Implicit
+         else 
+            currentCodeVR = 2; // Explicit  
+  
+         if ( currentCodeVR == codeVR )
+           continue;
+         else
+            return -1;    // -1 : not coherent 
+      }
+   }   
+   return codeVR;
+}
+
+
 //-----------------------------------------------------------------------------
 // Protected
 
@@ -198,7 +293,7 @@ void ElementSet::Print(std::ostream &os, std::string const & )
       entry->SetPrintLevel(PrintLevel);
       entry->Print(os);   
 
-      if ( dynamic_cast<SeqEntry *>(entry) )
+      if ( dynamic_cast<SeqEntry*>(entry) )
       {
          // Avoid the newline for a sequence:
          continue;