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Java > Open Source Codes > rcm > awt > Colors


1 /*
2  * Copyright (c) 1998-2002 Carnegie Mellon University. All rights
3  * reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  *
9  * 1. Redistributions of source code must retain the above copyright
10  * notice, this list of conditions and the following disclaimer.
11  *
12  * 2. Redistributions in binary form must reproduce the above copyright
13  * notice, this list of conditions and the following disclaimer in
14  * the documentation and/or other materials provided with the
15  * distribution.
16  *
17  * THIS SOFTWARE IS PROVIDED BY CARNEGIE MELLON UNIVERSITY ``AS IS'' AND
18  * ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
19  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
20  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY
21  * NOR ITS EMPLOYEES BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
22  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
23  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
27  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28  *
29  */

30
31 package rcm.awt;
32
33 import java.util.Hashtable JavaDoc;
34 import java.awt.Color JavaDoc;
35
36 public abstract class Colors {
37
38     static Hashtable JavaDoc colors = new Hashtable JavaDoc ();
39     static {
40         colors.put ("black", Color.black);
41         colors.put ("blue", Color.blue);
42         colors.put ("cyan", Color.cyan);
43         colors.put ("darkGray", Color.darkGray);
44         colors.put ("gray", Color.gray);
45         colors.put ("green", Color.green);
46         colors.put ("lightGray", Color.lightGray);
47         colors.put ("magenta", Color.magenta);
48         colors.put ("orange", Color.orange);
49         colors.put ("pink", Color.pink);
50         colors.put ("red", Color.red);
51         colors.put ("white", Color.white);
52         colors.put ("yellow", Color.yellow);
53     }
54
55     public static Color JavaDoc parseColor (String JavaDoc name) {
56         if (name == null)
57             return null;
58
59         Color JavaDoc c = (Color JavaDoc)colors.get (name);
60
61         if (c != null)
62             return c;
63         else if (name.startsWith ("#") && name.length() == 7) {
64             c = new Color JavaDoc (Integer.parseInt(name.substring (1, 3), 16),
65                               Integer.parseInt(name.substring (3, 5), 16),
66                               Integer.parseInt(name.substring (5, 7), 16));
67             colors.put (name, c);
68             return c;
69         }
70         else
71             return null; // I give up
72
}
73
74 }
75
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