node.h

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/***************************************************************************
 *   Copyright (C) 2006 by Matthew Williams   *
 *   matt@milliams.com   *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU Library General Public License as       *
 *   published by the Free Software Foundation; either version 2 of the    *
 *   License, or (at your option) any later version.                       *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU Library General Public     *
 *   License along with this program; if not, write to the                 *
 *   Free Software Foundation, Inc.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/

#ifndef NODE_H
#define NODE_H

#include "boost/signals.hpp"

#include "shape.h"
//#include "edge.h"
#include "libs/maths.h"

namespace sparkle
{
    class Shape;    //forward declaration to set owner
    class Edge;
    

    class Node
    {
        public:


            Node(double initialX, double initialY, Shape* newOwner) : loc(initialX, initialY, 0.0) {setOwner(newOwner);}
            ~Node();
            


            void applyForce(double xForce, double yForce);
            
            void setPosition(double newX, double newY);
            
            void addEdge(Edge* newEdge);
            
            void setOwner(Shape* newOwner);
            
            double getX() const {return loc.getX();}
            
            double getY() const {return loc.getY();}
            
            Vector<double> getVector() const {return loc;}  //inline
            
            Shape* owner() const {return ownerShape;}
            
        protected:
            sparkle::Vector<double> loc;
            Shape *ownerShape;
            std::vector<Edge*> edges;
    };
};

#endif // NODE_H

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