Here you can find the source of brighter(Color color)
| Parameter | Description |
|---|---|
| color | The color to lighten up. |
public static Color brighter(Color color)
//package com.java2s; /*//from w w w . j av a 2 s. co m * This class contains various graphics and color utility methods. * * Copyright (C) 1999 Thomas Studer * mailto:tstuder@datacomm.ch * http://www.datacomm.ch/tstuder * * This class 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 of the License, or (at your option) any later version. * * This class 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 class; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ import java.awt.Color; public class Main { private static final Color WHITE_BRIGHTER = new Color(200, 200, 200); private static final Color BLACK_BRIGHTER = new Color(125, 125, 125); private static final double FACTOR = 0.5; /** * Lighten up a color. * * @return A new, brighter variant of the Color passed in the 'color' parameter. * @param color The color to lighten up. */ public static Color brighter(Color color) { if (color.equals(Color.white)) return WHITE_BRIGHTER; else if (color.equals(Color.black)) return BLACK_BRIGHTER; else { // Brighten up dark colors very // quickly; lighten up bright colors only a bit. int red = color.getRed(); red += (int) ((255 - red) * FACTOR); int blue = color.getBlue(); blue += (int) ((255 - blue) * FACTOR); int green = color.getGreen(); green += (int) ((255 - green) * FACTOR); return new Color(Math.min(red, 255), Math.min(green, 255), Math.min(blue, 255)); } } }