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A modified version of some JGraph files

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/*
 * $Id: JGraphSimpleLayout.java,v 1.1 2009/09/25 15:14:15 david Exp $
 * Copyright (c) 2005, Gaudenz Alder
 *
 * All rights reserved.
 *
 * This file is licensed under the JGraph software license, a copy of which
 * will have been provided to you in the file LICENSE at the root of your
 * installation directory. If you are unable to locate this file please
 * contact JGraph sales for another copy.
 */
package com.jgraph.layout.graph;

import com.jgraph.layout.JGraphFacade;
import com.jgraph.layout.JGraphLayout;

/**
 * Three simple layouts in one class. Circl, tilt and randomize. The latter two
 * take into accounts the x and y parameters.
 */
public class JGraphSimpleLayout implements JGraphLayout {

	public static final int TYPE_CIRCLE = 0;

	public static final int TYPE_TILT = 1;

	public static final int TYPE_RANDOM = 2;

	protected int type = TYPE_CIRCLE;

	protected int maxx, maxy;

	public JGraphSimpleLayout(int type) {
		this(type, 20, 20);
	}

	public JGraphSimpleLayout(int type, int maxx, int maxy) {
		this.type = type;
		this.maxx = maxx;
		this.maxy = maxy;
	}

	public void run(JGraphFacade graph) {
		switch (type) {
		case (TYPE_CIRCLE): {
			graph.circle(graph.getVertices());
			break;
		}
		case (TYPE_TILT): {
			graph.tilt(graph.getVertices(), maxx, maxy);
			break;
		}
		case (TYPE_RANDOM): {
			graph.randomize(graph.getVertices(), maxx, maxy);
			break;
		}
		}
	}

	/**
	 * @return Returns the maxx.
	 */
	public int getMaxx() {
		return maxx;
	}

	/**
	 * @param maxx
	 *            The maxx to set.
	 */
	public void setMaxx(int maxx) {
		this.maxx = maxx;
	}

	/**
	 * @return Returns the maxy.
	 */
	public int getMaxy() {
		return maxy;
	}

	/**
	 * @param maxy
	 *            The maxy to set.
	 */
	public void setMaxy(int maxy) {
		this.maxy = maxy;
	}

	/**
	 * Returns a name for this algorithm based on the type. This may be one of
	 * Circle,Tilt or Random.
	 * Unknown is returned for all unimplemented types.
	 * 
	 */
	public String toString() {
		switch (type) {
		case (TYPE_CIRCLE):
			return "Circle";
		case (TYPE_TILT):
			return "Tilt";
		case (TYPE_RANDOM):
			return "Random";
		default:
			return "Unknown";
		}
	}

}