Java tutorial
//package com.java2s; /* * JMule - Java file sharing client * Copyright (C) 2007-2008 JMule team ( jmule@jmule.org / http://jmule.org ) * * Any parts of this program derived from other projects, or contributed * by third-party developers are copyrighted by their respective authors. * * 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. * * 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 General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * */ import java.awt.Color; public class Main { /** * Creates a new <code>Color</code> that is a darker version of this * <code>Color</code>. This method is the same implementation * java.awt.Color#darker is usind except it has a configurable factor. * The java.awt.Color default facotr is 0.7 * @return a new <code>Color</code> object that is * a darker version of this <code>Color</code>. * @see java.awt.Color#brighter */ public static Color darkerColor(Color color, double factor) { return new Color(Math.max((int) (color.getRed() * factor), 0), Math.max((int) (color.getGreen() * factor), 0), Math.max((int) (color.getBlue() * factor), 0)); } }