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+// Copyright (C) 2009 - 2012  Mathias Froehlich - Mathias.Froehlich@web.de
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library 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
+// Library 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.
+//
+
+#ifndef HLASceneObjectClass_hxx
+#define HLASceneObjectClass_hxx
+
+#include <string>
+#include <simgear/hla/HLAObjectClass.hxx>
+
+namespace fgviewer {
+
+class HLASceneObjectClass : public simgear::HLAObjectClass {
+public:
+    HLASceneObjectClass(const std::string& name, simgear::HLAFederate* federate);
+    virtual ~HLASceneObjectClass();
+
+    /// Create a new instance of this class.
+    virtual simgear::HLAObjectInstance* createObjectInstance(const std::string& name);
+
+    virtual void createAttributeDataElements(simgear::HLAObjectInstance& objectInstance);
+
+    bool setPositionIndex(const std::string& path)
+    { return getDataElementIndex(_positionIndex, path); }
+    const simgear::HLADataElementIndex& getPositionIndex() const
+    { return _positionIndex; }
+
+    bool setOrientationIndex(const std::string& path)
+    { return getDataElementIndex(_orientationIndex, path); }
+    const simgear::HLADataElementIndex& getOrientationIndex() const
+    { return _orientationIndex; }
+
+    bool setAngularVelocityIndex(const std::string& path)
+    { return getDataElementIndex(_angularVelocityIndex, path); }
+    const simgear::HLADataElementIndex& getAngularVelocityIndex() const
+    { return _angularVelocityIndex; }
+
+    bool setLinearVelocityIndex(const std::string& path)
+    { return getDataElementIndex(_linearVelocityIndex, path); }
+    const simgear::HLADataElementIndex& getLinearVelocityIndex() const
+    { return _linearVelocityIndex; }
+
+    /// FIXME make sure that we do not get closed reference loops at some point!
+    /// Do this in the setter of the object data element so that its not getting a runtime issue
+    bool setSceneObjectNameIndex(const std::string& path)
+    { return getDataElementIndex(_sceneObjectNameIndex, path); }
+    const simgear::HLADataElementIndex& getSceneObjectNameIndex() const
+    { return _sceneObjectNameIndex; }
+
+private:
+    /// FIXME use a location factory for that?!
+    simgear::HLADataElementIndex _positionIndex;
+    simgear::HLADataElementIndex _orientationIndex;
+
+    simgear::HLADataElementIndex _angularVelocityIndex;
+    simgear::HLADataElementIndex _linearVelocityIndex;
+
+    simgear::HLADataElementIndex _sceneObjectNameIndex;
+};
+
+} // namespace fgviewer
+
+#endif