Add

[gdcm.git] / src / gdcmDictEntry.cxx

diff --git a/src/gdcmDictEntry.cxx b/src/gdcmDictEntry.cxx
index 1d0c7a5a693b29ca2ec762b094793c960f01a761..3e88c55f0a4f9728c6c8e7831abe734b7f4e18b3 100644 (file)
--- a/src/gdcmDictEntry.cxx
+++ b/src/gdcmDictEntry.cxx
@@ -3,8 +3,8 @@
   Program:   gdcm
   Module:    $RCSfile: gdcmDictEntry.cxx,v $
   Language:  C++
-  Date:      $Date: 2005/02/01 10:29:55 $
-  Version:   $Revision: 1.44 $
+  Date:      $Date: 2005/07/11 15:20:46 $
+  Version:   $Revision: 1.51 $
                                                                                 
   Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de
   l'Image). All rights reserved. See Doc/License.txt or
@@ -22,6 +22,7 @@
 
 #include <iomanip> // for std::ios::left, ...
 #include <fstream>
+#include <stdio.h> // for sprintf
 
 namespace gdcm 
 {
@@ -32,8 +33,8 @@ namespace gdcm
  * @param   group      DICOM-Group Number
  * @param   elem       DICOM-Element Number
  * @param   vr         Value Representation
- * @param   vm         Value Mutlplicity 
- * @param   name      description of the element
+ * @param   vm         Value Multiplicity 
+ * @param   name       description of the element
 */
 
 DictEntry::DictEntry(uint16_t group, uint16_t elem,
@@ -51,18 +52,6 @@ DictEntry::DictEntry(uint16_t group, uint16_t elem,
 
 //-----------------------------------------------------------------------------
 // Public
-/**
- * \brief   concatenates 2 uint16_t (supposed to be a Dicom group number 
- *                                              and a Dicom element number)
- * @param  group the Dicom group number used to build the tag
- * @param  elem the Dicom element number used to build the tag
- * @return the built tag
- */
-TagKey DictEntry::TranslateToKey(uint16_t group, uint16_t elem)
-{
-   return Util::Format("%04x|%04x", group, elem);
-}
-
 /**
  * \brief       If-and only if-the V(alue) R(epresentation)
  * \            is unset then overwrite it.
@@ -96,6 +85,33 @@ void DictEntry::SetVM(TagName const &vm)
       gdcmErrorMacro( "Overwriting VM might compromise a dictionary");
    }
 }
+
+/**
+ * \brief   concatenates 2 uint16_t (supposed to be a Dicom group number 
+ *                                              and a Dicom element number)
+ * @param  group the Dicom group number used to build the tag
+ * @param  elem the Dicom element number used to build the tag
+ * @return the built tag
+ */
+TagKey DictEntry::TranslateToKey(uint16_t group, uint16_t elem)
+{
+   // according to 'Purify', TranslateToKey is one of the most
+   // time consuming methods.
+   // Let's try to shorten it !
+ 
+   //return Util::Format("%04x|%04x", group, elem); // too much time !
+#if FASTTAGKEY
+   TagKey r;
+   r.tab[0] = group;
+   r.tab[1] = elem;
+   return r;
+#else
+   char res[10];
+   sprintf(res,"%04x|%04x", group, elem);
+   return res;
+#endif
+}
+
 //-----------------------------------------------------------------------------
 // Protected
 
@@ -115,13 +131,13 @@ void DictEntry::Print(std::ostream &os, std::string const & )
    std::ostringstream s;
 
    vr = GetVR();
-   if(vr==GDCM_UNKNOWN)
+   if ( vr==GDCM_UNKNOWN )
       vr="  ";
 
    s << DictEntry::TranslateToKey(GetGroup(),GetElement()); 
    s << " [" << vr  << "] ";
 
-   if (PrintLevel >= 1)
+   if ( PrintLevel >= 1 )
    {
       s.setf(std::ios::left);
       s << std::setw(66-GetName().length()) << " ";