diff --git a/anabatic/src/GCell.cpp b/anabatic/src/GCell.cpp
index 849b9cc7..f1fbea40 100644
--- a/anabatic/src/GCell.cpp
+++ b/anabatic/src/GCell.cpp
@@ -836,6 +836,39 @@ namespace Anabatic {
   }
 
 
+  void GCell::setXY ( DbU::Unit x, DbU::Unit y )
+  {
+    UpdateSession::open();
+    _xmin = x;
+    _ymin = y;
+    UpdateSession::close(); 
+  }
+
+  
+  void GCell::updateContactsPosition ()
+  {
+    UpdateSession::open();
+    DbU::Unit xc = (getXMax() + getXMin())/2;
+    DbU::Unit yc = (getYMax() + getYMin())/2;
+    for (vector<Contact*>::iterator it = _gcontacts.begin(); it != _gcontacts.end(); it++){
+      for ( Component* c : (*it)->getSlaveComponents() ){
+        Horizontal* h = dynamic_cast<Horizontal*>(c);
+        Vertical*   v = dynamic_cast<Vertical*>  (c);
+        if (h){
+        //if (h->getY() == (*it)->getY()) h->setY(yc);
+          h->setY(yc);
+        } else if (v) {
+        //if (v->getX() == (*it)->getX()) v->setX(xc);
+          v->setX(xc);
+        }
+      }
+      (*it)->setX(xc);
+      (*it)->setY(yc);
+    }
+    UpdateSession::close(); 
+  }
+
+
   Contact* GCell::getGContact ( Net* net )
   {
 
diff --git a/anabatic/src/anabatic/GCell.h b/anabatic/src/anabatic/GCell.h
index f27bfe99..67994171 100644
--- a/anabatic/src/anabatic/GCell.h
+++ b/anabatic/src/anabatic/GCell.h
@@ -24,10 +24,16 @@
 #include "hurricane/Name.h"
 #include "hurricane/Box.h"
 #include "hurricane/Cell.h"
+#include "hurricane/Component.h"
+#include "hurricane/Horizontal.h"
+#include "hurricane/Vertical.h"
 #include "hurricane/ExtensionGo.h"
 namespace Hurricane {
   class Contact;
   class RoutingPad;
+  class Component;
+  class Horizontal;
+  class Vertical;
 }
 #include "anabatic/Edge.h"
 #include "anabatic/AutoSegments.h"
@@ -52,6 +58,9 @@ namespace Anabatic {
   using Hurricane::Contact;
   using Hurricane::RoutingPad;
   using Hurricane::Cell;
+  using Hurricane::Component;
+  using Hurricane::Horizontal;
+  using Hurricane::Vertical;
 
   class AnabaticEngine;
   class GCell;
@@ -160,6 +169,8 @@ namespace Anabatic {
                     Contact*              getGContact         ( Net* );
       inline const  vector<Contact*>&     getGContacts        () const;
                     bool                  unrefContact        ( Contact* );
+                    void                  setXY               ( DbU::Unit x, DbU::Unit y );
+                    void                  updateContactsPosition ();
                     void                  cleanupGlobal       ();
     // Detailed routing functions.
                     bool                  hasFreeTrack        ( size_t depth, float reserve ) const;