Index: code/branches/gui/src/orxonox/tools/CMakeLists.txt
===================================================================
--- code/branches/gui/src/orxonox/tools/CMakeLists.txt	(revision 2801)
+++ code/branches/gui/src/orxonox/tools/CMakeLists.txt	(revision 2843)
@@ -5,4 +5,5 @@
   Shader.cc
   TextureGenerator.cc
+  TimeFactorListener.cc
   Timer.cc
   WindowEventListener.cc
Index: code/branches/gui/src/orxonox/tools/ParticleInterface.h
===================================================================
--- code/branches/gui/src/orxonox/tools/ParticleInterface.h	(revision 2801)
+++ code/branches/gui/src/orxonox/tools/ParticleInterface.h	(revision 2843)
@@ -37,5 +37,5 @@
 #include "core/OrxonoxClass.h"
 #include "util/Math.h"
-#include "gamestates/GSRoot.h"
+#include "tools/TimeFactorListener.h"
 
 #define getAllEmitters() \
Index: code/branches/gui/src/orxonox/tools/TimeFactorListener.cc
===================================================================
--- code/branches/gui/src/orxonox/tools/TimeFactorListener.cc	(revision 2843)
+++ code/branches/gui/src/orxonox/tools/TimeFactorListener.cc	(revision 2843)
@@ -0,0 +1,41 @@
+/*
+ *   ORXONOX - the hottest 3D action shooter ever to exist
+ *                    > www.orxonox.net <
+ *
+ *
+ *   License notice:
+ *
+ *   This program is free software; you can redistribute it and/or
+ *   modify it under the terms of the GNU General Public License
+ *   as published by the Free Software Foundation; either version 2
+ *   of the License, or (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program; if not, write to the Free Software
+ *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ *
+ *   Author:
+ *      Reto Grieder
+ *   Co-authors:
+ *      ...
+ *
+ */
+
+#include "OrxonoxStableHeaders.h"
+#include "TimeFactorListener.h"
+#include "core/CoreIncludes.h"
+
+namespace orxonox
+{
+    float TimeFactorListener::timefactor_s = 1.0f;
+
+    TimeFactorListener::TimeFactorListener()
+    {
+        RegisterRootObject(TimeFactorListener);
+    }
+}
Index: code/branches/gui/src/orxonox/tools/TimeFactorListener.h
===================================================================
--- code/branches/gui/src/orxonox/tools/TimeFactorListener.h	(revision 2843)
+++ code/branches/gui/src/orxonox/tools/TimeFactorListener.h	(revision 2843)
@@ -0,0 +1,56 @@
+/*
+ *   ORXONOX - the hottest 3D action shooter ever to exist
+ *                    > www.orxonox.net <
+ *
+ *
+ *   License notice:
+ *
+ *   This program is free software; you can redistribute it and/or
+ *   modify it under the terms of the GNU General Public License
+ *   as published by the Free Software Foundation; either version 2
+ *   of the License, or (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program; if not, write to the Free Software
+ *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ *
+ *   Author:
+ *      Reto Grieder
+ *   Co-authors:
+ *      ...
+ *
+ */
+
+#ifndef _TimeFactorListener_H__
+#define _TimeFactorListener_H__
+
+#include "OrxonoxPrereqs.h"
+#include "core/OrxonoxClass.h"
+
+
+namespace orxonox
+{
+    class _OrxonoxExport TimeFactorListener : virtual public OrxonoxClass
+    {
+        friend class GSRoot;
+
+        public:
+            TimeFactorListener();
+            virtual ~TimeFactorListener() {}
+
+        protected:
+            virtual void changedTimeFactor(float factor_new, float factor_old) {}
+            inline float getTimeFactor() const
+                { return TimeFactorListener::timefactor_s; }
+
+        private:
+            static float timefactor_s;
+    };
+}
+
+#endif /* _TimeFactorListener_H__ */
Index: code/branches/gui/src/orxonox/tools/Timer.h
===================================================================
--- code/branches/gui/src/orxonox/tools/Timer.h	(revision 2801)
+++ code/branches/gui/src/orxonox/tools/Timer.h	(revision 2843)
@@ -64,5 +64,5 @@
 #include "core/Executor.h"
 #include "core/OrxonoxClass.h"
-#include "gamestates/GSRoot.h"
+#include "tools/TimeFactorListener.h"
 
 namespace orxonox
