PQNodeKey.h

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/*
 * $Revision: 2299 $
 * 
 * last checkin:
 *   $Author: gutwenger $ 
 *   $Date: 2012-05-07 15:57:08 +0200 (Mon, 07 May 2012) $ 
 ***************************************************************/
 
#ifdef _MSC_VER
#pragma once
#endif


#ifndef OGDF_PQ_NODE_KEY_H
#define OGDF_PQ_NODE_KEY_H



#include <stdlib.h>
#include <ogdf/internal/planarity/PQBasicKey.h>

namespace ogdf {


template<class T,class X,class Y> class PQNode;

template<class T,class X,class Y>
class PQNodeKey : public PQBasicKey<T,X,Y>
{  
public:

    X m_userStructInfo;

    // Constructor
    PQNodeKey(X info):PQBasicKey<T,X,Y>() { m_userStructInfo = info; }
    
    // Destructor
    virtual ~PQNodeKey() { }

    virtual T userStructKey() { return 0; }
    
    virtual X userStructInfo() { return m_userStructInfo; }

    virtual Y userStructInternal() { return 0; }
};

}

#endif