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Java > Open Source Codes > org > riotfamily > website > css > ColorTool


1 /* ***** BEGIN LICENSE BLOCK *****
2  * Version: MPL 1.1
3  * The contents of this file are subject to the Mozilla Public License Version
4  * 1.1 (the "License"); you may not use this file except in compliance with
5  * the License. You may obtain a copy of the License at
6  * http://www.mozilla.org/MPL/
7  *
8  * Software distributed under the License is distributed on an "AS IS" basis,
9  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
10  * for the specific language governing rights and limitations under the
11  * License.
12  *
13  * The Original Code is Riot.
14  *
15  * The Initial Developer of the Original Code is
16  * Neteye GmbH.
17  * Portions created by the Initial Developer are Copyright (C) 2007
18  * the Initial Developer. All Rights Reserved.
19  *
20  * Contributor(s):
21  * Felix Gnass [fgnass at neteye dot de]
22  *
23  * ***** END LICENSE BLOCK ***** */
24 package org.riotfamily.website.css;
25
26 import java.awt.Color JavaDoc;
27
28 import org.riotfamily.common.util.ColorUtils;
29
30 /**
31  * @author Felix Gnass [fgnass at neteye dot de]
32  * @since 6.5
33  */
34 public class ColorTool {
35
36     /**
37      * Returns a shade of the given color with a brightness adjusted by the
38      * specified percentage. The color may specified in any format supported
39      * by {@link ColorUtils#parseColor(String)}, including named colors.
40      */
41     public String JavaDoc brightness(String JavaDoc color, int percentage) {
42         Color JavaDoc c = ColorUtils.parseColor(color);
43         c = ColorUtils.brightness(c, (float) percentage / 100);
44         return ColorUtils.toHex(c);
45     }
46     
47     /**
48      * Returns a shade of the given color with a saturation adjusted by the
49      * specified percentage. The color may specified in any format supported
50      * by {@link ColorUtils#parseColor(String)}, including named colors.
51      */
52     public String JavaDoc saturation(String JavaDoc color, int percentage) {
53         Color JavaDoc c = ColorUtils.parseColor(color);
54         c = ColorUtils.saturation(c, (float) percentage / 100);
55         return ColorUtils.toHex(c);
56     }
57     
58 }
59
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