01: /*
02: * $Id: GrayColor.java 2367 2006-09-14 23:39:21Z xlv $
03: * $Name$
04: *
05: * Copyright 2001, 2002 by Paulo Soares.
06: *
07: * The contents of this file are subject to the Mozilla Public License Version 1.1
08: * (the "License"); you may not use this file except in compliance with the License.
09: * You may obtain a copy of the License at http://www.mozilla.org/MPL/
10: *
11: * Software distributed under the License is distributed on an "AS IS" basis,
12: * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
13: * for the specific language governing rights and limitations under the License.
14: *
15: * The Original Code is 'iText, a free JAVA-PDF library'.
16: *
17: * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
18: * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
19: * All Rights Reserved.
20: * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
21: * are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
22: *
23: * Contributor(s): all the names of the contributors are added in the source code
24: * where applicable.
25: *
26: * Alternatively, the contents of this file may be used under the terms of the
27: * LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
28: * provisions of LGPL are applicable instead of those above. If you wish to
29: * allow use of your version of this file only under the terms of the LGPL
30: * License and not to allow others to use your version of this file under
31: * the MPL, indicate your decision by deleting the provisions above and
32: * replace them with the notice and other provisions required by the LGPL.
33: * If you do not delete the provisions above, a recipient may use your version
34: * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
35: *
36: * This library is free software; you can redistribute it and/or modify it
37: * under the terms of the MPL as stated above or under the terms of the GNU
38: * Library General Public License as published by the Free Software Foundation;
39: * either version 2 of the License, or any later version.
40: *
41: * This library is distributed in the hope that it will be useful, but WITHOUT
42: * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
43: * FOR A PARTICULAR PURPOSE. See the GNU Library general Public License for more
44: * details.
45: *
46: * If you didn't download this code from the following link, you should check if
47: * you aren't using an obsolete version:
48: * http://www.lowagie.com/iText/
49: */
50:
51: package com.lowagie.text.pdf;
52:
53: /**
54: *
55: * @author Paulo Soares (psoares@consiste.pt)
56: */
57: public class GrayColor extends ExtendedColor {
58:
59: private static final long serialVersionUID = -6571835680819282746L;
60:
61: private float gray;
62:
63: public static final GrayColor GRAYBLACK = new GrayColor(0f);
64: public static final GrayColor GRAYWHITE = new GrayColor(1f);
65:
66: public GrayColor(int intGray) {
67: this ((float) intGray / 255f);
68: }
69:
70: public GrayColor(float floatGray) {
71: super (TYPE_GRAY, floatGray, floatGray, floatGray);
72: gray = normalize(floatGray);
73: }
74:
75: public float getGray() {
76: return gray;
77: }
78:
79: public boolean equals(Object obj) {
80: return obj instanceof GrayColor
81: && ((GrayColor) obj).gray == this .gray;
82: }
83:
84: public int hashCode() {
85: return Float.floatToIntBits(gray);
86: }
87:
88: }
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