J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2003-2006 Sun Microsystems, Inc. All Rights Reserved. |
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 | * |
| 5 | * This code is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of the GNU General Public License version 2 only, as |
| 7 | * published by the Free Software Foundation. Sun designates this |
| 8 | * particular file as subject to the "Classpath" exception as provided |
| 9 | * by Sun in the LICENSE file that accompanied this code. |
| 10 | * |
| 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| 14 | * version 2 for more details (a copy is included in the LICENSE file that |
| 15 | * accompanied this code). |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License version |
| 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
| 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| 20 | * |
| 21 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 23 | * have any questions. |
| 24 | */ |
| 25 | |
| 26 | package sun.font; |
| 27 | |
| 28 | import java.awt.Font; |
| 29 | import java.util.HashMap; |
| 30 | import java.util.concurrent.ConcurrentHashMap; |
| 31 | import java.util.Locale; |
| 32 | |
| 33 | public class FontFamily { |
| 34 | |
| 35 | private static ConcurrentHashMap<String, FontFamily> |
| 36 | familyNameMap = new ConcurrentHashMap<String, FontFamily>(); |
| 37 | private static HashMap<String, FontFamily> allLocaleNames; |
| 38 | |
| 39 | protected String familyName; |
| 40 | protected Font2D plain; |
| 41 | protected Font2D bold; |
| 42 | protected Font2D italic; |
| 43 | protected Font2D bolditalic; |
| 44 | protected boolean logicalFont = false; |
| 45 | protected int familyRank; |
| 46 | |
| 47 | public static FontFamily getFamily(String name) { |
| 48 | return familyNameMap.get(name.toLowerCase(Locale.ENGLISH)); |
| 49 | } |
| 50 | |
| 51 | public static String[] getAllFamilyNames() { |
| 52 | return null; |
| 53 | } |
| 54 | |
| 55 | /* Only for use by FontManager.deRegisterBadFont(..). |
| 56 | * If this was the only font in the family, the family is removed |
| 57 | * from the map |
| 58 | */ |
| 59 | static void remove(Font2D font2D) { |
| 60 | |
| 61 | String name = font2D.getFamilyName(Locale.ENGLISH); |
| 62 | FontFamily family = getFamily(name); |
| 63 | if (family == null) { |
| 64 | return; |
| 65 | } |
| 66 | if (family.plain == font2D) { |
| 67 | family.plain = null; |
| 68 | } |
| 69 | if (family.bold == font2D) { |
| 70 | family.bold = null; |
| 71 | } |
| 72 | if (family.italic == font2D) { |
| 73 | family.italic = null; |
| 74 | } |
| 75 | if (family.bolditalic == font2D) { |
| 76 | family.bolditalic = null; |
| 77 | } |
| 78 | if (family.plain == null && family.bold == null && |
| 79 | family.plain == null && family.bold == null) { |
| 80 | familyNameMap.remove(name); |
| 81 | } |
| 82 | } |
| 83 | |
| 84 | public FontFamily(String name, boolean isLogFont, int rank) { |
| 85 | logicalFont = isLogFont; |
| 86 | familyName = name; |
| 87 | familyRank = rank; |
| 88 | familyNameMap.put(name.toLowerCase(Locale.ENGLISH), this); |
| 89 | } |
| 90 | |
| 91 | /* Create a family for created fonts which aren't listed in the |
| 92 | * main map. |
| 93 | */ |
| 94 | FontFamily(String name) { |
| 95 | logicalFont = false; |
| 96 | familyName = name; |
| 97 | familyRank = Font2D.DEFAULT_RANK; |
| 98 | } |
| 99 | |
| 100 | public String getFamilyName() { |
| 101 | return familyName; |
| 102 | } |
| 103 | |
| 104 | public int getRank() { |
| 105 | return familyRank; |
| 106 | } |
| 107 | |
| 108 | public void setFont(Font2D font, int style) { |
| 109 | if (font.getRank() > familyRank) { |
| 110 | if (FontManager.logging) { |
| 111 | FontManager.logger.warning("Rejecting adding " + font + |
| 112 | " of lower rank " + font.getRank() + |
| 113 | " to family " + this + |
| 114 | " of rank " + familyRank); |
| 115 | } |
| 116 | return; |
| 117 | } |
| 118 | |
| 119 | switch (style) { |
| 120 | |
| 121 | case Font.PLAIN: |
| 122 | plain = font; |
| 123 | break; |
| 124 | |
| 125 | case Font.BOLD: |
| 126 | bold = font; |
| 127 | break; |
| 128 | |
| 129 | case Font.ITALIC: |
| 130 | italic = font; |
| 131 | break; |
| 132 | |
| 133 | case Font.BOLD|Font.ITALIC: |
| 134 | bolditalic = font; |
| 135 | break; |
| 136 | |
| 137 | default: |
| 138 | break; |
| 139 | } |
| 140 | } |
| 141 | |
| 142 | public Font2D getFontWithExactStyleMatch(int style) { |
| 143 | |
| 144 | switch (style) { |
| 145 | |
| 146 | case Font.PLAIN: |
| 147 | return plain; |
| 148 | |
| 149 | case Font.BOLD: |
| 150 | return bold; |
| 151 | |
| 152 | case Font.ITALIC: |
| 153 | return italic; |
| 154 | |
| 155 | case Font.BOLD|Font.ITALIC: |
| 156 | return bolditalic; |
| 157 | |
| 158 | default: |
| 159 | return null; |
| 160 | } |
| 161 | } |
| 162 | |
| 163 | /* REMIND: if the callers of this method are operating in an |
| 164 | * environment in which not all fonts are registered, the returned |
| 165 | * font may be a algorithmically styled one, where in fact if loadfonts |
| 166 | * were executed, a styled font may be located. Our present "solution" |
| 167 | * to this is to register all fonts in a directory and assume that this |
| 168 | * registered all the styles of a font, since they would all be in the |
| 169 | * same location. |
| 170 | */ |
| 171 | public Font2D getFont(int style) { |
| 172 | |
| 173 | switch (style) { |
| 174 | |
| 175 | case Font.PLAIN: |
| 176 | return plain; |
| 177 | |
| 178 | case Font.BOLD: |
| 179 | if (bold != null) { |
| 180 | return bold; |
| 181 | } else if (plain != null && plain.canDoStyle(style)) { |
| 182 | return plain; |
| 183 | } else { |
| 184 | return null; |
| 185 | } |
| 186 | |
| 187 | case Font.ITALIC: |
| 188 | if (italic != null) { |
| 189 | return italic; |
| 190 | } else if (plain != null && plain.canDoStyle(style)) { |
| 191 | return plain; |
| 192 | } else { |
| 193 | return null; |
| 194 | } |
| 195 | |
| 196 | case Font.BOLD|Font.ITALIC: |
| 197 | if (bolditalic != null) { |
| 198 | return bolditalic; |
| 199 | } else if (italic != null && italic.canDoStyle(style)) { |
| 200 | return italic; |
| 201 | } else if (bold != null && bold.canDoStyle(style)) { |
| 202 | return italic; |
| 203 | } else if (plain != null && plain.canDoStyle(style)) { |
| 204 | return plain; |
| 205 | } else { |
| 206 | return null; |
| 207 | } |
| 208 | default: |
| 209 | return null; |
| 210 | } |
| 211 | } |
| 212 | |
| 213 | /* Only to be called if getFont(style) returns null |
| 214 | * This method will only return null if the family is completely empty! |
| 215 | * Note that it assumes the font of the style you need isn't in the |
| 216 | * family. The logic here is that if we must substitute something |
| 217 | * it might as well be from the same family. |
| 218 | */ |
| 219 | Font2D getClosestStyle(int style) { |
| 220 | |
| 221 | switch (style) { |
| 222 | /* if you ask for a plain font try to return a non-italic one, |
| 223 | * then a italic one, finally a bold italic one */ |
| 224 | case Font.PLAIN: |
| 225 | if (bold != null) { |
| 226 | return bold; |
| 227 | } else if (italic != null) { |
| 228 | return italic; |
| 229 | } else { |
| 230 | return bolditalic; |
| 231 | } |
| 232 | |
| 233 | /* if you ask for a bold font try to return a non-italic one, |
| 234 | * then a bold italic one, finally an italic one */ |
| 235 | case Font.BOLD: |
| 236 | if (plain != null) { |
| 237 | return plain; |
| 238 | } else if (bolditalic != null) { |
| 239 | return bolditalic; |
| 240 | } else { |
| 241 | return italic; |
| 242 | } |
| 243 | |
| 244 | /* if you ask for a italic font try to return a bold italic one, |
| 245 | * then a plain one, finally an bold one */ |
| 246 | case Font.ITALIC: |
| 247 | if (bolditalic != null) { |
| 248 | return bolditalic; |
| 249 | } else if (plain != null) { |
| 250 | return plain; |
| 251 | } else { |
| 252 | return bold; |
| 253 | } |
| 254 | |
| 255 | case Font.BOLD|Font.ITALIC: |
| 256 | if (italic != null) { |
| 257 | return italic; |
| 258 | } else if (bold != null) { |
| 259 | return bold; |
| 260 | } else { |
| 261 | return plain; |
| 262 | } |
| 263 | } |
| 264 | return null; |
| 265 | } |
| 266 | |
| 267 | /* Font may have localized names. Store these in a separate map, so |
| 268 | * that only clients who use these names need be affected. |
| 269 | */ |
| 270 | static synchronized void addLocaleNames(FontFamily family, String[] names){ |
| 271 | if (allLocaleNames == null) { |
| 272 | allLocaleNames = new HashMap<String, FontFamily>(); |
| 273 | } |
| 274 | for (int i=0; i<names.length; i++) { |
| 275 | allLocaleNames.put(names[i].toLowerCase(), family); |
| 276 | } |
| 277 | } |
| 278 | |
| 279 | public static synchronized FontFamily getLocaleFamily(String name) { |
| 280 | if (allLocaleNames == null) { |
| 281 | return null; |
| 282 | } |
| 283 | return allLocaleNames.get(name.toLowerCase()); |
| 284 | } |
| 285 | |
| 286 | public String toString() { |
| 287 | return |
| 288 | "Font family: " + familyName + |
| 289 | " plain="+plain+ |
| 290 | " bold=" + bold + |
| 291 | " italic=" + italic + |
| 292 | " bolditalic=" + bolditalic; |
| 293 | |
| 294 | } |
| 295 | |
| 296 | } |