/*
 *This library is free software; you can redistribute it and/or
 *modify it under the terms of the GNU Lesser General Public
 *License as published by the Free Software Foundation; either
 *version 2.1 of the License, or (at your option) any later version.
 *
 *This library 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
 *Lesser General Public License for more details.
 *
 *You should have received a copy of the GNU Lesser General Public
 *License along with this library; if not, write to the Free Software
 *Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/

/* 
 * This software was written by Phillip Lord (p.lord@hgmp.mrc.ac.uk)
 * whilst at the University of Manchester as a Pfizer post-doctoral 
 * Research Fellow. 
 *
 * The initial code base is copyright by Pfizer, or the University
 * of Manchester. Modifications to the initial code base are copyright
 * of their respective authors, or their employers as appropriate. 
 * Authorship of the modifications may be determined from the ChangeLog
 * placed at the end of this file
 */

package uk.ac.man.bioinf.gui.color; // Package name inserted by JPack
import java.awt.Color;

/**
 * ColorGenerator.java
 *
 * This class generates a stream of colours, cycling through all of
 * the colours in the list until it has finished. 
 *
 * Created: Wed May 24 09:54:25 2000
 *
 * @author Phillip Lord
 * @version $Id: ColorGenerator.java,v 1.3 2001/04/11 17:04:42 lord Exp $
 */

public class ColorGenerator 
{
  
  public static ColorGenerator getAllColorGenerator()
  {
    return new ColorGenerator();
  }
  
  public static ColorGenerator getLightColorGenerator()
  {
    return new ColorGenerator( ColorStore.lightColor );
  }
  
  private Color[] colors;
  private int index = -1;
  
  public ColorGenerator()
  {
    this( ColorStore.allColor );
  }
  
  public ColorGenerator( Color[] colors )
  {
    this.colors = colors;
  }
  
  public Color next()
  {
    if( ++index >= colors.length ){
      index = 0;
    }
    return colors[ index ];
  }
} // ColorGenerator



/*
 * ChangeLog
 * $Log: ColorGenerator.java,v $
 * Revision 1.3  2001/04/11 17:04:42  lord
 * Added License agreements to all code
 *
 * Revision 1.2  2000/06/13 11:13:16  lord
 * Moved storage code to ColorStore
 *
 * Revision 1.1  2000/05/24 15:38:15  lord
 * Initial checkin
 *
 */
