IncNodeInserter.h

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/*
 * $Revision: 2027 $
 * 
 * last checkin:
 *   $Author: gutwenger $ 
 *   $Date: 2010-09-01 11:55:17 +0200 (Wed, 01 Sep 2010) $ 
 ***************************************************************/
 
#ifdef _MSC_VER
#pragma once
#endif


#ifndef OGDF_INCNODEINSERTER_H
#define OGDF_INCNODEINSERTER_H


#include <ogdf/planarity/PlanRepInc.h>
#include <ogdf/basic/UMLGraph.h>
#include <ogdf/basic/GraphAttributes.h>
#include <ogdf/basic/GraphObserver.h>

namespace ogdf {


//===============================================
//main function(s):
//
// insertcopyNode insert a node into a face
//
//===============================================


class OGDF_EXPORT IncNodeInserter
{
public:
    //creates inserter on PG
    IncNodeInserter(PlanRepInc &PG) : m_planRep(&PG ){};

    //insert copy in m_planRep for original node v
    virtual void insertCopyNode(node v, CombinatorialEmbedding &E,
        Graph::NodeType vTyp) = 0;

protected:
    //returns a face to insert a copy of v and a list of 
    //adjacency entries corresponding to the insertion adjEntries
    //for the adjacent edges 
    virtual face getInsertionFace(node v, CombinatorialEmbedding &E) = 0;

    PlanRepInc* m_planRep; //the PlanRep that is changed
}; //incnodeinserter

} //end namespace ogdf

#endif