If the color is equal to one of the defined constant colors, that name is returned instead.
import java.awt.Color;
import java.lang.reflect.Field;
import java.lang.reflect.Modifier;
/*
* JCommon : a free general purpose class library for the Java(tm) platform
*
*
* (C) Copyright 2000-2005, by Object Refinery Limited and Contributors.
*
* Project Info: http://www.jfree.org/jcommon/index.html
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
*
* [Java is a trademark or registered trademark of Sun Microsystems, Inc.
* in the United States and other countries.]
*
* -------------------
* PaintUtilities.java
* -------------------
* (C) Copyright 2003-2005, by Object Refinery Limited.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): -;
*
* $Id: PaintUtilities.java,v 1.10 2007/11/02 17:50:37 taqua Exp $
*
* Changes
* -------
* 13-Nov-2003 : Version 1 (DG);
* 04-Oct-2004 : Renamed PaintUtils --> PaintUtilities (DG);
* 23-Feb-2005 : Rewrote equal() method with less indenting required (DG);
*
*/
public class Main {
/**
* Converts a color into a string. If the color is equal to one of the defined
* constant colors, that name is returned instead. Otherwise the color is
* returned as hex-string.
*
* @param c
* the color.
* @return the string for this color.
*/
public static String colorToString(final Color c) {
try {
final Field[] fields = Color.class.getFields();
for (int i = 0; i < fields.length; i++) {
final Field f = fields[i];
if (Modifier.isPublic(f.getModifiers()) && Modifier.isFinal(f.getModifiers())
&& Modifier.isStatic(f.getModifiers())) {
final String name = f.getName();
final Object oColor = f.get(null);
if (oColor instanceof Color) {
if (c.equals(oColor)) {
return name;
}
}
}
}
} catch (Exception e) {
//
}
// no defined constant color, so this must be a user defined color
final String color = Integer.toHexString(c.getRGB() & 0x00ffffff);
final StringBuffer retval = new StringBuffer(7);
retval.append("#");
final int fillUp = 6 - color.length();
for (int i = 0; i < fillUp; i++) {
retval.append("0");
}
retval.append(color);
return retval.toString();
}
}
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