Here you can find the source of darker(Color color, double factor)
| Parameter | Description |
|---|---|
| color | color |
| factor | factor 0..1 (AWT 0.7) the smaller, the darker |
public static Color darker(Color color, double factor)
//package com.java2s; /****************************************************************************** * Product: Adempiere ERP & CRM Smart Business Solution * * Copyright (C) 1999-2006 ComPiere, Inc. All Rights Reserved. * * This program is free software; you can redistribute it and/or modify it * * under the terms version 2 of the GNU General Public License as published * * by the Free Software Foundation. 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., * * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. * * For the text or an alternative of this public license, you may reach us * * ComPiere, Inc., 2620 Augustine Dr. #245, Santa Clara, CA 95054, USA * * or via info@compiere.org or http://www.compiere.org/license.html * *****************************************************************************/ import java.awt.Color; public class Main { /**/* ww w . jav a 2 s . co m*/ * Get darker color * @param color color * @param factor factor 0..1 (AWT 0.7) the smaller, the darker * @return darker color */ public static Color darker(Color color, double factor) { if (factor < 0.0) factor = 0.7; else if (factor > 1.0) factor = 0.7; return new Color(Math.max((int) (color.getRed() * factor), 0), Math.max((int) (color.getGreen() * factor), 0), Math.max( (int) (color.getBlue() * factor), 0)); } }