Skeleton.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_SKELETON_H
#define OGDF_SKELETON_H


#include <ogdf/basic/NodeArray.h>
#include <ogdf/basic/EdgeArray.h>


namespace ogdf {

    class OGDF_EXPORT SPQRTree;



class OGDF_EXPORT Skeleton
{
public:

    // constructor


    Skeleton(node vT) : m_treeNode(vT) { }


    // destructor
    virtual ~Skeleton() { }


    virtual const SPQRTree &owner() const=0;

    node treeNode() const {
        return m_treeNode;
    }


    edge referenceEdge() const {
        return m_referenceEdge;
    }

    const Graph &getGraph() const {
        return m_M;
    }

    Graph &getGraph() {
        return m_M;
    }


    virtual node original (node v) const=0;


    virtual bool isVirtual (edge e) const=0;


    virtual edge realEdge (edge e) const=0;


    virtual edge twinEdge (edge e) const=0;


    virtual node twinTreeNode (edge e) const=0;

    OGDF_NEW_DELETE

protected:
    node  m_treeNode;       
    edge  m_referenceEdge;  
    Graph m_M;              
};


} // end namespace ogdf


#endif