nkconection.java

NetGUI v0.4.1 INSTALL Instructions Pedro de la

/*
 * Copyright (C) 2005, 2006 
 * Santiago Carot Nemesio
 *
 * This file is part of NetGUI.
 *
 * NetGUI 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.
 * 
 * NetGUI 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 General Public License
 * along with NetGUI; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 *  
 */



import java.awt.*;
import java.awt.event.InputEvent;
import java.awt.event.MouseEvent;
import java.awt.geom.Point2D;
import java.util.*;
import java.lang.*;

import edu.umd.cs.piccolo.*;
import edu.umd.cs.piccolo.PCanvas;
import edu.umd.cs.piccolo.nodes.*;
import edu.umd.cs.piccolox.*;
import edu.umd.cs.piccolox.nodes.*;
import edu.umd.cs.piccolo.event.*;
import edu.umd.cs.piccolo.util.*;

public class NKConection extends PPath
{
	private NKNode node1;
	private NKNode node2;
	
	public NKConection(NKNode node1, NKNode node2)
	{
		this.node1 = node1;
		this.node2 = node2;
		
	}
	
	/**********************************************************
	 * Devuelve true si intervienen los mismos nodos en la
	 * conexion
	 **********************************************************/
	public boolean equals (Object nk)
	{
		if (nk instanceof NKConection)
		{
			NKConection nk1 = (NKConection) nk;
			return ((node1.equals(nk1.getNode1()))&&(node2.equals(nk1.getNode2()))) ||
				((node1.equals(nk1.getNode2()))&&(node2.equals(nk1.getNode1())));
		}
		else return false;
	}
	
	public NKNode getNode1()
	{
		return node1;
	}
	
	public NKNode getNode2()
	{
		return node2;
	}
	
	public void setDeletePaint (){setStrokePaint(Color.RED);}
	
	public void setNormalPaint (){setStrokePaint(Color.BLACK);}
	
	public void updateEdge() 
	{
		// Note that the node's "FullBounds" must be used (instead of just the "Bound") 
		// because the nodes have non-identity transforms which must be included when
		// determining their position.
		
		//PNode node1 = (PNode) ((ArrayList)edge.getClientProperty("nodes")).get(0);
		//PNode node2 = (PNode) ((ArrayList)edge.getClientProperty("nodes")).get(1);
		Point2D start = node1.getFullBoundsReference().getCenter2D();
		Point2D end = node2.getFullBoundsReference().getCenter2D();
		reset();
		moveTo((float)start.getX(), (float)start.getY());
		lineTo((float)end.getX(), (float)end.getY());
		updateInterfaces ();
	}
	
	protected void paint(PPaintContext paintContext)
	{
		super.paint(paintContext);
	}
	
	private void updateInterfaces ()
	{
		if (node1 instanceof NKSystem)
			((NKSystem)node1).updateEthLocation(this);
		if (node2 instanceof NKSystem)
			((NKSystem)node2).updateEthLocation(this);
	}
}