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+#ifndef _QTCOMPLEXDATA_HH
+#define _QTCOMPLEXDATA_HH
+
+#include "qlparser/qtscalardata.hh"
+
+#include <list>
+
+/*
+* This file is part of rasdaman community.
+*
+* Rasdaman community 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 3 of the License, or
+* (at your option) any later version.
+*
+* Rasdaman community 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 rasdaman community. If not, see <http://www.gnu.org/licenses/>.
+*
+* Copyright 2003, 2004, 2005, 2006, 2007, 2008, 2009 Peter Baumann /
+rasdaman GmbH.
+*
+* For more information please see <http://www.rasdaman.org>
+* or contact Peter Baumann via <baumann@rasdaman.com>.
+*/
+/*************************************************************
+ *
+ *
+ * COMMENTS:
+ *
+ ************************************************************/
+
+//@ManMemo: Module: {\bf qlparser}
+
+/**
+
+ The class represents a complex scalar value handled by the query tree.
+
+*/
+
+class QtComplexData : public QtScalarData
+{
+ public:
+ /// list of \Ref{QtScalarData} objects
+ typedef std::list<QtScalarData*> QtScalarDataList;
+
+ /// default constructor
+ QtComplexData();
+
+ /// constructor getting a pointer to a list of \Ref{QtScalarData} objects
+ QtComplexData( QtScalarDataList* &scalarDataList );
+ /**
+ Construct an object with \Ref{QtScalarData} elements of the list and
+ destroy the list afterwards. {\ttscalarDataList} is set to zero.
+ */
+
+ /// copy constructor
+ QtComplexData( const QtComplexData& obj );
+
+ /// print status of the object to the specified stream
+ virtual void printStatus( std::ostream& stream = std::cout ) const;
+};
+
+#include "qlparser/qtcomplexdata.icc"
+
+#endif
+
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