PQBasicKey.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_BASICKEY_H
#define OGDF_PQ_BASICKEY_H



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


namespace ogdf {

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



template<class T,class X,class Y>
class PQBasicKey: public PQBasicKeyRoot {
   
public:
   
    // Constructor
    PQBasicKey()
    {
        m_nodePointer = 0;
        m_printString = 0;
    }

    // Destructor
    virtual ~PQBasicKey() {
        delete[] m_printString;
    }

    PQNode<T,X,Y>* nodePointer() { return m_nodePointer; }

    virtual const char* print() { return "\0"; }

    void setNodePointer(PQNode<T,X,Y>* node) { m_nodePointer = node; }

    virtual T userStructKey()  = 0;

    virtual X userStructInfo()  = 0;

    virtual Y userStructInternal()  = 0;

protected:

    char* m_printString;

private:

    PQNode<T,X,Y>* m_nodePointer;

};

}

#endif