diff -r 1612dbcec451 -r 639991d0808a java/cewolf-1.0/src/main/java/de/laures/cewolf/taglib/util/ColorHelper.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/java/cewolf-1.0/src/main/java/de/laures/cewolf/taglib/util/ColorHelper.java Sat Feb 28 21:31:02 2009 +0100 @@ -0,0 +1,56 @@ +/* ================================================================ + * Cewolf : Chart enabling Web Objects Framework + * ================================================================ + * + * Project Info: http://cewolf.sourceforge.net + * Project Lead: Guido Laures (guido@laures.de); + * + * (C) Copyright 2002, by Guido Laures + * + * 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. + */ + +package de.laures.cewolf.taglib.util; + +import java.awt.Color; + + +/** @author Guido Laures */ +public class ColorHelper { + + private ColorHelper() { + } + + public static final Color getColor(String hexString) { + try { + if (hexString == null || hexString.length() < 7) { + return Color.black; + } + final int red = Integer.parseInt(hexString.substring(1, 3), 16); + final int green = Integer.parseInt(hexString.substring(3, 5), 16); + final int blue = Integer.parseInt(hexString.substring(5, 7), 16); + int alpha = 0; + if (hexString.length() > 8) { + alpha = Integer.parseInt(hexString.substring(7, 9), 16); + } + if (alpha > 0) { + return new Color(red, green, blue, alpha); + } else { + return new Color(red, green, blue); + } + } catch (NumberFormatException nfe) { + return Color.black; + } + } + +}