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1 /*
2 * SSHTools - Java SSH2 API
3 *
4 * Copyright (C) 2002-2003 Lee David Painter and Contributors.
5 *
6 * Contributions made by:
7 *
8 * Brett Smith
9 * Richard Pernavas
10 * Erwin Bolwidt
11 *
12 * This program is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU General Public License
14 * as published by the Free Software Foundation; either version 2
15 * of the License, or (at your option) any later version.
16 *
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
21 *
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
25 */
26 /**
27 * SSHTools - Java SSH API The contents of this package has been derived from
28 * the TelnetD library available from http://sourceforge.net/projects/telnetd
29 * The original license of the source code is as follows: TelnetD library
30 * (embeddable telnet daemon) Copyright (C) 2000 Dieter Wimberger This library
31 * is free software; you can either redistribute it and/or modify it under the
32 * terms of the GNU Lesser General Public License version 2.1,1999 as
33 * published by the Free Software Foundation (see copy received along with the
34 * library), or under the terms of the BSD-style license received along with
35 * this library.
36 */
37 package com.sshtools.daemon.terminal;
38
39
40 /**
41 *
42 *
43 * @author $author$
44 * @version $Revision: 1.12 $
45 */
46 public class ColorHelper {
47 /** */
48 public static final String INTERNAL_MARKER = "\001";
49
50 /** */
51 public static final int MARKER_CODE = 1;
52
53 /** */
54 public static final String BLACK = "S";
55
56 /** */
57 public static final String RED = "R";
58
59 /** */
60 public static final String GREEN = "G";
61
62 /** */
63 public static final String YELLOW = "Y";
64
65 /** */
66 public static final String BLUE = "B";
67
68 /** */
69 public static final String MAGENTA = "M";
70
71 /** */
72 public static final String CYAN = "C";
73
74 /** */
75 public static final String white = "W";
76
77 /** */
78 public static final String BOLD = "f";
79
80 /** */
81 public static final String BOLD_OFF = "d"; //normal color or normal intensity
82
83 /** */
84 public static final String ITALIC = "i";
85
86 /** */
87 public static final String ITALIC_OFF = "j";
88
89 /** */
90 public static final String UNDERLINED = "u";
91
92 /** */
93 public static final String UNDERLINED_OFF = "v";
94
95 /** */
96 public static final String BLINK = "e";
97
98 /** */
99 public static final String BLINK_OFF = "n";
100
101 /** */
102 public static final String RESET_ALL = "a";
103
104 /**
105 *
106 *
107 * @param str
108 * @param color
109 *
110 * @return
111 */
112 public static String colorizeText(String str, String color) {
113 return INTERNAL_MARKER + color + str + INTERNAL_MARKER + RESET_ALL;
114 }
115
116 //colorizeText
117 public static String colorizeBackground(String str, String color) {
118 return INTERNAL_MARKER + color.toLowerCase() + str + INTERNAL_MARKER +
119 RESET_ALL;
120 }
121
122 //colorizeBackground
123 public static String colorizeText(String str, String fgc, String bgc) {
124 return INTERNAL_MARKER + fgc + INTERNAL_MARKER + bgc.toLowerCase() +
125 str + INTERNAL_MARKER + RESET_ALL;
126 }
127
128 //colorizeText
129 public static String boldcolorizeText(String str, String color) {
130 return INTERNAL_MARKER + BOLD + INTERNAL_MARKER + color + str +
131 INTERNAL_MARKER + RESET_ALL;
132 }
133
134 //colorizeBoldText
135 public static String boldcolorizeText(String str, String fgc, String bgc) {
136 return INTERNAL_MARKER + BOLD + INTERNAL_MARKER + fgc +
137 INTERNAL_MARKER + bgc.toLowerCase() + str + INTERNAL_MARKER +
138 RESET_ALL;
139 }
140
141 //colorizeBoldText
142 public static String boldText(String str) {
143 return INTERNAL_MARKER + BOLD + str + INTERNAL_MARKER + BOLD_OFF;
144 }
145
146 //boldText
147 public static String italicText(String str) {
148 return INTERNAL_MARKER + ITALIC + str + INTERNAL_MARKER + ITALIC_OFF;
149 }
150
151 //italicText
152 public static String underlinedText(String str) {
153 return INTERNAL_MARKER + UNDERLINED + str + INTERNAL_MARKER +
154 UNDERLINED_OFF;
155 }
156
157 //underlinedText
158 public static String blinkingText(String str) {
159 return INTERNAL_MARKER + BLINK + str + INTERNAL_MARKER + BLINK_OFF;
160 }
161
162 //blinkingText
163 public static long getVisibleLength(String str) {
164 int counter = 0;
165 int parsecursor = 0;
166 int foundcursor = 0;
167 boolean done = false;
168
169 while (!done) {
170 foundcursor = str.indexOf(MARKER_CODE, parsecursor);
171
172 if (foundcursor != -1) {
173 //increment counter
174 counter++;
175
176 //parseon from the next char
177 parsecursor = foundcursor + 1;
178 } else {
179 done = true;
180 }
181 }
182
183 return (str.length() - (counter * 2));
184 }
185
186 //getVisibleLength
187 }
188
189
190 //class ColorHelper