PQBasicKey.h

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#pragma once
 
#include <ogdf/basic/pqtree/PQBasicKeyRoot.h>
 
#include <iosfwd>
 
namespace ogdf {
 
template<class T, class X, class Y>
class PQNode;
 
template<class T, class X, class Y>
class PQBasicKey : public PQBasicKeyRoot {
public:
    PQBasicKey() : m_nodePointer(nullptr) { }
 
    PQNode<T, X, Y>* nodePointer() { return m_nodePointer; }
 
    virtual std::ostream& print(std::ostream& os) { return os; }
 
    void setNodePointer(PQNode<T, X, Y>* pqNode) { m_nodePointer = pqNode; }
 
    virtual T userStructKey() = 0;
 
    virtual X userStructInfo() = 0;
 
    virtual Y userStructInternal() = 0;
 
private:
    PQNode<T, X, Y>* m_nodePointer;
};
 
}