//-*-c++-*-
#ifndef _ARITYMETRIC_H
#define _ARITYMETRIC_H

#include <tulip/TulipPlugin.h>
/// ArityMetric.h - Compute the degree of each node.
/** This plugin compute the degree of each node
 *
 *  HISTORY:
 *
 *  04/10/2001 Verson 0.0.1: Initial release
 *
 *  NOTES:
 *
 *  This plug-ins exists to obtain a uniform interface in the 
 *  Tulip graph viusalization software. To access to the degree
 *  of a node it is recommended to use directly the degree function
 *  available in each SuperGraph.
 *
 *  AUTHOR:
 *
 *  David Auber University Bordeaux I France: Email:auber@tulip-software.com
 *
 *  LICENCE:
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by  
 *  the Free Software Foundation; either version 2 of the License, or     
 *  (at your option) any later version.
 *
 */
class ArityMetric:public Metric
{ 
public:
  ArityMetric(PropertyContext *);
  ~ArityMetric();
  double getNodeValue(const node n);
};

#endif