001/* 002 * $Id: WebColors.java 4784 2011-03-15 08:33:00Z blowagie $ 003 * 004 * This file is part of the iText (R) project. 005 * Copyright (c) 1998-2011 1T3XT BVBA 006 * Authors: Bruno Lowagie, Paulo Soares, et al. 007 * 008 * This program is free software; you can redistribute it and/or modify 009 * it under the terms of the GNU Affero General Public License version 3 010 * as published by the Free Software Foundation with the addition of the 011 * following permission added to Section 15 as permitted in Section 7(a): 012 * FOR ANY PART OF THE COVERED WORK IN WHICH THE COPYRIGHT IS OWNED BY 1T3XT, 013 * 1T3XT DISCLAIMS THE WARRANTY OF NON INFRINGEMENT OF THIRD PARTY RIGHTS. 014 * 015 * This program is distributed in the hope that it will be useful, but 016 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 017 * or FITNESS FOR A PARTICULAR PURPOSE. 018 * See the GNU Affero General Public License for more details. 019 * You should have received a copy of the GNU Affero General Public License 020 * along with this program; if not, see http://www.gnu.org/licenses or write to 021 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 022 * Boston, MA, 02110-1301 USA, or download the license from the following URL: 023 * http://itextpdf.com/terms-of-use/ 024 * 025 * The interactive user interfaces in modified source and object code versions 026 * of this program must display Appropriate Legal Notices, as required under 027 * Section 5 of the GNU Affero General Public License. 028 * 029 * In accordance with Section 7(b) of the GNU Affero General Public License, 030 * a covered work must retain the producer line in every PDF that is created 031 * or manipulated using iText. 032 * 033 * You can be released from the requirements of the license by purchasing 034 * a commercial license. Buying such a license is mandatory as soon as you 035 * develop commercial activities involving the iText software without 036 * disclosing the source code of your own applications. 037 * These activities include: offering paid services to customers as an ASP, 038 * serving PDFs on the fly in a web application, shipping iText with a closed 039 * source product. 040 * 041 * For more information, please contact iText Software Corp. at this 042 * address: sales@itextpdf.com 043 */ 044package com.itextpdf.text.html; 045 046import java.util.HashMap; 047import java.util.StringTokenizer; 048 049import com.itextpdf.text.BaseColor; 050import com.itextpdf.text.error_messages.MessageLocalization; 051 052/** 053 * This class is a HashMap that contains the names of colors as a key and the 054 * corresponding BaseColor as value. (Source: Wikipedia 055 * http://en.wikipedia.org/wiki/Web_colors ) 056 * 057 * @author blowagie 058 */ 059public class WebColors extends HashMap<String, int[]> { 060 061 private static final long serialVersionUID = 3542523100813372896L; 062 /** HashMap containing all the names and corresponding color values. */ 063 public static final WebColors NAMES = new WebColors(); 064 static { 065 NAMES.put("aliceblue", new int[] { 0xf0, 0xf8, 0xff, 0xff }); 066 NAMES.put("antiquewhite", new int[] { 0xfa, 0xeb, 0xd7, 0xff }); 067 NAMES.put("aqua", new int[] { 0x00, 0xff, 0xff, 0xff }); 068 NAMES.put("aquamarine", new int[] { 0x7f, 0xff, 0xd4, 0xff }); 069 NAMES.put("azure", new int[] { 0xf0, 0xff, 0xff, 0xff }); 070 NAMES.put("beige", new int[] { 0xf5, 0xf5, 0xdc, 0xff }); 071 NAMES.put("bisque", new int[] { 0xff, 0xe4, 0xc4, 0xff }); 072 NAMES.put("black", new int[] { 0x00, 0x00, 0x00, 0xff }); 073 NAMES.put("blanchedalmond", new int[] { 0xff, 0xeb, 0xcd, 0xff }); 074 NAMES.put("blue", new int[] { 0x00, 0x00, 0xff, 0xff }); 075 NAMES.put("blueviolet", new int[] { 0x8a, 0x2b, 0xe2, 0xff }); 076 NAMES.put("brown", new int[] { 0xa5, 0x2a, 0x2a, 0xff }); 077 NAMES.put("burlywood", new int[] { 0xde, 0xb8, 0x87, 0xff }); 078 NAMES.put("cadetblue", new int[] { 0x5f, 0x9e, 0xa0, 0xff }); 079 NAMES.put("chartreuse", new int[] { 0x7f, 0xff, 0x00, 0xff }); 080 NAMES.put("chocolate", new int[] { 0xd2, 0x69, 0x1e, 0xff }); 081 NAMES.put("coral", new int[] { 0xff, 0x7f, 0x50, 0xff }); 082 NAMES.put("cornflowerblue", new int[] { 0x64, 0x95, 0xed, 0xff }); 083 NAMES.put("cornsilk", new int[] { 0xff, 0xf8, 0xdc, 0xff }); 084 NAMES.put("crimson", new int[] { 0xdc, 0x14, 0x3c, 0xff }); 085 NAMES.put("cyan", new int[] { 0x00, 0xff, 0xff, 0xff }); 086 NAMES.put("darkblue", new int[] { 0x00, 0x00, 0x8b, 0xff }); 087 NAMES.put("darkcyan", new int[] { 0x00, 0x8b, 0x8b, 0xff }); 088 NAMES.put("darkgoldenrod", new int[] { 0xb8, 0x86, 0x0b, 0xff }); 089 NAMES.put("darkgray", new int[] { 0xa9, 0xa9, 0xa9, 0xff }); 090 NAMES.put("darkgreen", new int[] { 0x00, 0x64, 0x00, 0xff }); 091 NAMES.put("darkkhaki", new int[] { 0xbd, 0xb7, 0x6b, 0xff }); 092 NAMES.put("darkmagenta", new int[] { 0x8b, 0x00, 0x8b, 0xff }); 093 NAMES.put("darkolivegreen", new int[] { 0x55, 0x6b, 0x2f, 0xff }); 094 NAMES.put("darkorange", new int[] { 0xff, 0x8c, 0x00, 0xff }); 095 NAMES.put("darkorchid", new int[] { 0x99, 0x32, 0xcc, 0xff }); 096 NAMES.put("darkred", new int[] { 0x8b, 0x00, 0x00, 0xff }); 097 NAMES.put("darksalmon", new int[] { 0xe9, 0x96, 0x7a, 0xff }); 098 NAMES.put("darkseagreen", new int[] { 0x8f, 0xbc, 0x8f, 0xff }); 099 NAMES.put("darkslateblue", new int[] { 0x48, 0x3d, 0x8b, 0xff }); 100 NAMES.put("darkslategray", new int[] { 0x2f, 0x4f, 0x4f, 0xff }); 101 NAMES.put("darkturquoise", new int[] { 0x00, 0xce, 0xd1, 0xff }); 102 NAMES.put("darkviolet", new int[] { 0x94, 0x00, 0xd3, 0xff }); 103 NAMES.put("deeppink", new int[] { 0xff, 0x14, 0x93, 0xff }); 104 NAMES.put("deepskyblue", new int[] { 0x00, 0xbf, 0xff, 0xff }); 105 NAMES.put("dimgray", new int[] { 0x69, 0x69, 0x69, 0xff }); 106 NAMES.put("dodgerblue", new int[] { 0x1e, 0x90, 0xff, 0xff }); 107 NAMES.put("firebrick", new int[] { 0xb2, 0x22, 0x22, 0xff }); 108 NAMES.put("floralwhite", new int[] { 0xff, 0xfa, 0xf0, 0xff }); 109 NAMES.put("forestgreen", new int[] { 0x22, 0x8b, 0x22, 0xff }); 110 NAMES.put("fuchsia", new int[] { 0xff, 0x00, 0xff, 0xff }); 111 NAMES.put("gainsboro", new int[] { 0xdc, 0xdc, 0xdc, 0xff }); 112 NAMES.put("ghostwhite", new int[] { 0xf8, 0xf8, 0xff, 0xff }); 113 NAMES.put("gold", new int[] { 0xff, 0xd7, 0x00, 0xff }); 114 NAMES.put("goldenrod", new int[] { 0xda, 0xa5, 0x20, 0xff }); 115 NAMES.put("gray", new int[] { 0x80, 0x80, 0x80, 0xff }); 116 NAMES.put("green", new int[] { 0x00, 0x80, 0x00, 0xff }); 117 NAMES.put("greenyellow", new int[] { 0xad, 0xff, 0x2f, 0xff }); 118 NAMES.put("honeydew", new int[] { 0xf0, 0xff, 0xf0, 0xff }); 119 NAMES.put("hotpink", new int[] { 0xff, 0x69, 0xb4, 0xff }); 120 NAMES.put("indianred", new int[] { 0xcd, 0x5c, 0x5c, 0xff }); 121 NAMES.put("indigo", new int[] { 0x4b, 0x00, 0x82, 0xff }); 122 NAMES.put("ivory", new int[] { 0xff, 0xff, 0xf0, 0xff }); 123 NAMES.put("khaki", new int[] { 0xf0, 0xe6, 0x8c, 0xff }); 124 NAMES.put("lavender", new int[] { 0xe6, 0xe6, 0xfa, 0xff }); 125 NAMES.put("lavenderblush", new int[] { 0xff, 0xf0, 0xf5, 0xff }); 126 NAMES.put("lawngreen", new int[] { 0x7c, 0xfc, 0x00, 0xff }); 127 NAMES.put("lemonchiffon", new int[] { 0xff, 0xfa, 0xcd, 0xff }); 128 NAMES.put("lightblue", new int[] { 0xad, 0xd8, 0xe6, 0xff }); 129 NAMES.put("lightcoral", new int[] { 0xf0, 0x80, 0x80, 0xff }); 130 NAMES.put("lightcyan", new int[] { 0xe0, 0xff, 0xff, 0xff }); 131 NAMES.put("lightgoldenrodyellow", new int[] { 0xfa, 0xfa, 0xd2, 0xff }); 132 NAMES.put("lightgreen", new int[] { 0x90, 0xee, 0x90, 0xff }); 133 NAMES.put("lightgrey", new int[] { 0xd3, 0xd3, 0xd3, 0xff }); 134 NAMES.put("lightpink", new int[] { 0xff, 0xb6, 0xc1, 0xff }); 135 NAMES.put("lightsalmon", new int[] { 0xff, 0xa0, 0x7a, 0xff }); 136 NAMES.put("lightseagreen", new int[] { 0x20, 0xb2, 0xaa, 0xff }); 137 NAMES.put("lightskyblue", new int[] { 0x87, 0xce, 0xfa, 0xff }); 138 NAMES.put("lightslategray", new int[] { 0x77, 0x88, 0x99, 0xff }); 139 NAMES.put("lightsteelblue", new int[] { 0xb0, 0xc4, 0xde, 0xff }); 140 NAMES.put("lightyellow", new int[] { 0xff, 0xff, 0xe0, 0xff }); 141 NAMES.put("lime", new int[] { 0x00, 0xff, 0x00, 0xff }); 142 NAMES.put("limegreen", new int[] { 0x32, 0xcd, 0x32, 0xff }); 143 NAMES.put("linen", new int[] { 0xfa, 0xf0, 0xe6, 0xff }); 144 NAMES.put("magenta", new int[] { 0xff, 0x00, 0xff, 0xff }); 145 NAMES.put("maroon", new int[] { 0x80, 0x00, 0x00, 0xff }); 146 NAMES.put("mediumaquamarine", new int[] { 0x66, 0xcd, 0xaa, 0xff }); 147 NAMES.put("mediumblue", new int[] { 0x00, 0x00, 0xcd, 0xff }); 148 NAMES.put("mediumorchid", new int[] { 0xba, 0x55, 0xd3, 0xff }); 149 NAMES.put("mediumpurple", new int[] { 0x93, 0x70, 0xdb, 0xff }); 150 NAMES.put("mediumseagreen", new int[] { 0x3c, 0xb3, 0x71, 0xff }); 151 NAMES.put("mediumslateblue", new int[] { 0x7b, 0x68, 0xee, 0xff }); 152 NAMES.put("mediumspringgreen", new int[] { 0x00, 0xfa, 0x9a, 0xff }); 153 NAMES.put("mediumturquoise", new int[] { 0x48, 0xd1, 0xcc, 0xff }); 154 NAMES.put("mediumvioletred", new int[] { 0xc7, 0x15, 0x85, 0xff }); 155 NAMES.put("midnightblue", new int[] { 0x19, 0x19, 0x70, 0xff }); 156 NAMES.put("mintcream", new int[] { 0xf5, 0xff, 0xfa, 0xff }); 157 NAMES.put("mistyrose", new int[] { 0xff, 0xe4, 0xe1, 0xff }); 158 NAMES.put("moccasin", new int[] { 0xff, 0xe4, 0xb5, 0xff }); 159 NAMES.put("navajowhite", new int[] { 0xff, 0xde, 0xad, 0xff }); 160 NAMES.put("navy", new int[] { 0x00, 0x00, 0x80, 0xff }); 161 NAMES.put("oldlace", new int[] { 0xfd, 0xf5, 0xe6, 0xff }); 162 NAMES.put("olive", new int[] { 0x80, 0x80, 0x00, 0xff }); 163 NAMES.put("olivedrab", new int[] { 0x6b, 0x8e, 0x23, 0xff }); 164 NAMES.put("orange", new int[] { 0xff, 0xa5, 0x00, 0xff }); 165 NAMES.put("orangered", new int[] { 0xff, 0x45, 0x00, 0xff }); 166 NAMES.put("orchid", new int[] { 0xda, 0x70, 0xd6, 0xff }); 167 NAMES.put("palegoldenrod", new int[] { 0xee, 0xe8, 0xaa, 0xff }); 168 NAMES.put("palegreen", new int[] { 0x98, 0xfb, 0x98, 0xff }); 169 NAMES.put("paleturquoise", new int[] { 0xaf, 0xee, 0xee, 0xff }); 170 NAMES.put("palevioletred", new int[] { 0xdb, 0x70, 0x93, 0xff }); 171 NAMES.put("papayawhip", new int[] { 0xff, 0xef, 0xd5, 0xff }); 172 NAMES.put("peachpuff", new int[] { 0xff, 0xda, 0xb9, 0xff }); 173 NAMES.put("peru", new int[] { 0xcd, 0x85, 0x3f, 0xff }); 174 NAMES.put("pink", new int[] { 0xff, 0xc0, 0xcb, 0xff }); 175 NAMES.put("plum", new int[] { 0xdd, 0xa0, 0xdd, 0xff }); 176 NAMES.put("powderblue", new int[] { 0xb0, 0xe0, 0xe6, 0xff }); 177 NAMES.put("purple", new int[] { 0x80, 0x00, 0x80, 0xff }); 178 NAMES.put("red", new int[] { 0xff, 0x00, 0x00, 0xff }); 179 NAMES.put("rosybrown", new int[] { 0xbc, 0x8f, 0x8f, 0xff }); 180 NAMES.put("royalblue", new int[] { 0x41, 0x69, 0xe1, 0xff }); 181 NAMES.put("saddlebrown", new int[] { 0x8b, 0x45, 0x13, 0xff }); 182 NAMES.put("salmon", new int[] { 0xfa, 0x80, 0x72, 0xff }); 183 NAMES.put("sandybrown", new int[] { 0xf4, 0xa4, 0x60, 0xff }); 184 NAMES.put("seagreen", new int[] { 0x2e, 0x8b, 0x57, 0xff }); 185 NAMES.put("seashell", new int[] { 0xff, 0xf5, 0xee, 0xff }); 186 NAMES.put("sienna", new int[] { 0xa0, 0x52, 0x2d, 0xff }); 187 NAMES.put("silver", new int[] { 0xc0, 0xc0, 0xc0, 0xff }); 188 NAMES.put("skyblue", new int[] { 0x87, 0xce, 0xeb, 0xff }); 189 NAMES.put("slateblue", new int[] { 0x6a, 0x5a, 0xcd, 0xff }); 190 NAMES.put("slategray", new int[] { 0x70, 0x80, 0x90, 0xff }); 191 NAMES.put("snow", new int[] { 0xff, 0xfa, 0xfa, 0xff }); 192 NAMES.put("springgreen", new int[] { 0x00, 0xff, 0x7f, 0xff }); 193 NAMES.put("steelblue", new int[] { 0x46, 0x82, 0xb4, 0xff }); 194 NAMES.put("tan", new int[] { 0xd2, 0xb4, 0x8c, 0xff }); 195 NAMES.put("teal", new int[] { 0x00, 0x80, 0x80, 0xff }); 196 NAMES.put("thistle", new int[] { 0xd8, 0xbf, 0xd8, 0xff }); 197 NAMES.put("tomato", new int[] { 0xff, 0x63, 0x47, 0xff }); 198 NAMES.put("transparent", new int[] { 0x00, 0x00, 0x00, 0x00 }); 199 NAMES.put("turquoise", new int[] { 0x40, 0xe0, 0xd0, 0xff }); 200 NAMES.put("violet", new int[] { 0xee, 0x82, 0xee, 0xff }); 201 NAMES.put("wheat", new int[] { 0xf5, 0xde, 0xb3, 0xff }); 202 NAMES.put("white", new int[] { 0xff, 0xff, 0xff, 0xff }); 203 NAMES.put("whitesmoke", new int[] { 0xf5, 0xf5, 0xf5, 0xff }); 204 NAMES.put("yellow", new int[] { 0xff, 0xff, 0x00, 0xff }); 205 NAMES.put("yellowgreen", new int[] { 0x9a, 0xcd, 0x32, 0xff }); 206 } 207 208 /** 209 * A web color string without the leading # will be 3 or 6 characters long 210 * and all those characters will be hex digits. 211 * NOTE: colStr must be all lower case or the current hex letter test will fail. 212 * @param colStr A non-null, lower case string that might describe an RGB color in hex. 213 * @return Is this a web color hex string without the leading #? 214 * @since 5.0.6 215 */ 216 private static boolean missingHashColorFormat(String colStr) { 217 int len = colStr.length(); 218 if (len == 3 || len == 6) { 219 // and it just contains hex chars 0-9, a-f, A-F 220 String match = "[0-9a-f]{" + len + "}"; 221 return colStr.matches(match); 222 } 223 return false; 224 } 225 226 /** 227 * Gives you a BaseColor based on a name. 228 * 229 * @param name 230 * a name such as black, violet, cornflowerblue or #RGB or #RRGGBB 231 * or RGB or RRGGBB or rgb(R,G,B) 232 * @return the corresponding BaseColor object. Never returns null. 233 * @throws IllegalArgumentException 234 * if the String isn't a know representation of a color. 235 */ 236 public static BaseColor getRGBColor(String name) 237 throws IllegalArgumentException { 238 int[] c = { 0, 0, 0, 255 }; 239 name = name.toLowerCase(); 240 boolean colorStrWithoutHash = missingHashColorFormat(name); 241 if (name.startsWith("#") || colorStrWithoutHash) { 242 if (!colorStrWithoutHash) { 243 name = name.substring(1); // lop off the # to unify hex parsing. 244 } 245 if (name.length() == 3) { 246 String s = name.substring(0, 1); 247 c[0] = Integer.parseInt(s+s, 16); 248 String s2 = name.substring(1, 2); 249 c[1] = Integer.parseInt(s2+s2, 16); 250 String s3 = name.substring(2); 251 c[2] = Integer.parseInt(s3+s3, 16); 252 return new BaseColor(c[0], c[1], c[2], c[3]); 253 } 254 if (name.length() == 6) { 255 c[0] = Integer.parseInt(name.substring(0, 2), 16); 256 c[1] = Integer.parseInt(name.substring(2, 4), 16); 257 c[2] = Integer.parseInt(name.substring(4), 16); 258 return new BaseColor(c[0], c[1], c[2], c[3]); 259 } 260 throw new IllegalArgumentException(MessageLocalization.getComposedMessage("unknown.color.format.must.be.rgb.or.rrggbb")); 261 } 262 else if (name.startsWith("rgb(")) { 263 StringTokenizer tok = new StringTokenizer(name, "rgb(), \t\r\n\f"); 264 for (int k = 0; k < 3; ++k) { 265 String v = tok.nextToken(); 266 if (v.endsWith("%")) 267 c[k] = Integer.parseInt(v.substring(0, v.length() - 1)) * 255 / 100; 268 else 269 c[k] = Integer.parseInt(v); 270 if (c[k] < 0) 271 c[k] = 0; 272 else if (c[k] > 255) 273 c[k] = 255; 274 } 275 return new BaseColor(c[0], c[1], c[2], c[3]); 276 } 277 278 if (!NAMES.containsKey(name)) 279 // TODO localize this error message. 280 throw new IllegalArgumentException("Color '" + name 281 + "' not found."); 282 c = NAMES.get(name); 283 return new BaseColor(c[0], c[1], c[2], c[3]); 284 } 285}