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| 1 | +/* | |
| 2 | + * Copyright (c) 2004, 2008, Oracle and/or its affiliates. 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. Oracle designates this | |
| 8 | + * particular file as subject to the "Classpath" exception as provided | |
| 9 | + * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| 22 | + * or visit www.oracle.com if you need additional information or have any | |
| 23 | + * questions. | |
| 24 | + */ | |
| 25 | + | |
| 26 | +/* | |
| 27 | + * | |
| 28 | + * (C) Copyright IBM Corp. 2005 - All Rights Reserved | |
| 29 | + * | |
| 30 | + * The original version of this source code and documentation is | |
| 31 | + * copyrighted and owned by IBM. These materials are provided | |
| 32 | + * under terms of a License Agreement between IBM and Sun. | |
| 33 | + * This technology is protected by multiple US and International | |
| 34 | + * patents. This notice and attribution to IBM may not be removed. | |
| 35 | + */ | |
| 36 | + | |
| 37 | +package sun.font; | |
| 38 | + | |
| 39 | +import static sun.font.EAttribute.*; | |
| 40 | +import static java.lang.Math.*; | |
| 41 | + | |
| 42 | +import java.awt.Font; | |
| 43 | +import java.awt.Paint; | |
| 44 | +import java.awt.Toolkit; | |
| 45 | +import java.awt.font.GraphicAttribute; | |
| 46 | +import java.awt.font.NumericShaper; | |
| 47 | +import java.awt.font.TextAttribute; | |
| 48 | +import java.awt.font.TransformAttribute; | |
| 49 | +import java.awt.geom.AffineTransform; | |
| 50 | +import java.awt.geom.NoninvertibleTransformException; | |
| 51 | +import java.awt.geom.Point2D; | |
| 52 | +import java.awt.im.InputMethodHighlight; | |
| 53 | +import java.io.Serializable; | |
| 54 | +import java.text.Annotation; | |
| 55 | +import java.text.AttributedCharacterIterator.Attribute; | |
| 56 | +import java.util.Map; | |
| 57 | +import java.util.HashMap; | |
| 58 | +import java.util.Hashtable; | |
| 59 | + | |
| 60 | +public final class AttributeValues implements Cloneable { | |
| 61 | + private int defined; | |
| 62 | + private int nondefault; | |
| 63 | + | |
| 64 | + private String family = "Default"; | |
| 65 | + private float weight = 1f; | |
| 66 | + private float width = 1f; | |
| 67 | + private float posture; // 0f | |
| 68 | + private float size = 12f; | |
| 69 | + private float tracking; // 0f | |
| 70 | + private NumericShaper numericShaping; // null | |
| 71 | + private AffineTransform transform; // null == identity | |
| 72 | + private GraphicAttribute charReplacement; // null | |
| 73 | + private Paint foreground; // null | |
| 74 | + private Paint background; // null | |
| 75 | + private float justification = 1f; | |
| 76 | + private Object imHighlight; // null | |
| 77 | + // (can be either Attribute wrapping IMH, or IMH itself | |
| 78 | + private Font font; // here for completeness, don't actually use | |
| 79 | + private byte imUnderline = -1; // same default as underline | |
| 80 | + private byte superscript; // 0 | |
| 81 | + private byte underline = -1; // arrgh, value for ON is 0 | |
| 82 | + private byte runDirection = -2; // BIDI.DIRECTION_DEFAULT_LEFT_TO_RIGHT | |
| 83 | + private byte bidiEmbedding; // 0 | |
| 84 | + private byte kerning; // 0 | |
| 85 | + private byte ligatures; // 0 | |
| 86 | + private boolean strikethrough; // false | |
| 87 | + private boolean swapColors; // false | |
| 88 | + | |
| 89 | + private AffineTransform baselineTransform; // derived from transform | |
| 90 | + private AffineTransform charTransform; // derived from transform | |
| 91 | + | |
| 92 | + private static final AttributeValues DEFAULT = new AttributeValues(); | |
| 93 | + | |
| 94 | + // type-specific API | |
| 95 | + public String getFamily() { return family; } | |
| 96 | + public void setFamily(String f) { this.family = f; update(EFAMILY); } | |
| 97 | + | |
| 98 | + public float getWeight() { return weight; } | |
| 99 | + public void setWeight(float f) { this.weight = f; update(EWEIGHT); } | |
| 100 | + | |
| 101 | + public float getWidth() { return width; } | |
| 102 | + public void setWidth(float f) { this.width = f; update(EWIDTH); } | |
| 103 | + | |
| 104 | + public float getPosture() { return posture; } | |
| 105 | + public void setPosture(float f) { this.posture = f; update(EPOSTURE); } | |
| 106 | + | |
| 107 | + public float getSize() { return size; } | |
| 108 | + public void setSize(float f) { this.size = f; update(ESIZE); } | |
| 109 | + | |
| 110 | + public AffineTransform getTransform() { return transform; } | |
| 111 | + public void setTransform(AffineTransform f) { | |
| 112 | + this.transform = (f == null || f.isIdentity()) | |
| 113 | + ? DEFAULT.transform | |
| 114 | + : new AffineTransform(f); | |
| 115 | + updateDerivedTransforms(); | |
| 116 | + update(ETRANSFORM); | |
| 117 | + } | |
| 118 | + public void setTransform(TransformAttribute f) { | |
| 119 | + this.transform = (f == null || f.isIdentity()) | |
| 120 | + ? DEFAULT.transform | |
| 121 | + : f.getTransform(); | |
| 122 | + updateDerivedTransforms(); | |
| 123 | + update(ETRANSFORM); | |
| 124 | + } | |
| 125 | + | |
| 126 | + public int getSuperscript() { return superscript; } | |
| 127 | + public void setSuperscript(int f) { | |
| 128 | + this.superscript = (byte)f; update(ESUPERSCRIPT); } | |
| 129 | + | |
| 130 | + public Font getFont() { return font; } | |
| 131 | + public void setFont(Font f) { this.font = f; update(EFONT); } | |
| 132 | + | |
| 133 | + public GraphicAttribute getCharReplacement() { return charReplacement; } | |
| 134 | + public void setCharReplacement(GraphicAttribute f) { | |
| 135 | + this.charReplacement = f; update(ECHAR_REPLACEMENT); } | |
| 136 | + | |
| 137 | + public Paint getForeground() { return foreground; } | |
| 138 | + public void setForeground(Paint f) { | |
| 139 | + this.foreground = f; update(EFOREGROUND); } | |
| 140 | + | |
| 141 | + public Paint getBackground() { return background; } | |
| 142 | + public void setBackground(Paint f) { | |
| 143 | + this.background = f; update(EBACKGROUND); } | |
| 144 | + | |
| 145 | + public int getUnderline() { return underline; } | |
| 146 | + public void setUnderline(int f) { | |
| 147 | + this.underline = (byte)f; update(EUNDERLINE); } | |
| 148 | + | |
| 149 | + public boolean getStrikethrough() { return strikethrough; } | |
| 150 | + public void setStrikethrough(boolean f) { | |
| 151 | + this.strikethrough = f; update(ESTRIKETHROUGH); } | |
| 152 | + | |
| 153 | + public int getRunDirection() { return runDirection; } | |
| 154 | + public void setRunDirection(int f) { | |
| 155 | + this.runDirection = (byte)f; update(ERUN_DIRECTION); } | |
| 156 | + | |
| 157 | + public int getBidiEmbedding() { return bidiEmbedding; } | |
| 158 | + public void setBidiEmbedding(int f) { | |
| 159 | + this.bidiEmbedding = (byte)f; update(EBIDI_EMBEDDING); } | |
| 160 | + | |
| 161 | + public float getJustification() { return justification; } | |
| 162 | + public void setJustification(float f) { | |
| 163 | + this.justification = f; update(EJUSTIFICATION); } | |
| 164 | + | |
| 165 | + public Object getInputMethodHighlight() { return imHighlight; } | |
| 166 | + public void setInputMethodHighlight(Annotation f) { | |
| 167 | + this.imHighlight = f; update(EINPUT_METHOD_HIGHLIGHT); } | |
| 168 | + public void setInputMethodHighlight(InputMethodHighlight f) { | |
| 169 | + this.imHighlight = f; update(EINPUT_METHOD_HIGHLIGHT); } | |
| 170 | + | |
| 171 | + public int getInputMethodUnderline() { return imUnderline; } | |
| 172 | + public void setInputMethodUnderline(int f) { | |
| 173 | + this.imUnderline = (byte)f; update(EINPUT_METHOD_UNDERLINE); } | |
| 174 | + | |
| 175 | + public boolean getSwapColors() { return swapColors; } | |
| 176 | + public void setSwapColors(boolean f) { | |
| 177 | + this.swapColors = f; update(ESWAP_COLORS); } | |
| 178 | + | |
| 179 | + public NumericShaper getNumericShaping() { return numericShaping; } | |
| 180 | + public void setNumericShaping(NumericShaper f) { | |
| 181 | + this.numericShaping = f; update(ENUMERIC_SHAPING); } | |
| 182 | + | |
| 183 | + public int getKerning() { return kerning; } | |
| 184 | + public void setKerning(int f) { | |
| 185 | + this.kerning = (byte)f; update(EKERNING); } | |
| 186 | + | |
| 187 | + public float getTracking() { return tracking; } | |
| 188 | + public void setTracking(float f) { | |
| 189 | + this.tracking = (byte)f; update(ETRACKING); } | |
| 190 | + | |
| 191 | + public int getLigatures() { return ligatures; } | |
| 192 | + public void setLigatures(int f) { | |
| 193 | + this.ligatures = (byte)f; update(ELIGATURES); } | |
| 194 | + | |
| 195 | + | |
| 196 | + public AffineTransform getBaselineTransform() { return baselineTransform; } | |
| 197 | + public AffineTransform getCharTransform() { return charTransform; } | |
| 198 | + | |
| 199 | + // mask api | |
| 200 | + | |
| 201 | + public static int getMask(EAttribute att) { | |
| 202 | + return att.mask; | |
| 203 | + } | |
| 204 | + | |
| 205 | + public static int getMask(EAttribute ... atts) { | |
| 206 | + int mask = 0; | |
| 207 | + for (EAttribute a: atts) { | |
| 208 | + mask |= a.mask; | |
| 209 | + } | |
| 210 | + return mask; | |
| 211 | + } | |
| 212 | + | |
| 213 | + public static final int MASK_ALL = | |
| 214 | + getMask(EAttribute.class.getEnumConstants()); | |
| 215 | + | |
| 216 | + public void unsetDefault() { | |
| 217 | + defined &= nondefault; | |
| 218 | + } | |
| 219 | + | |
| 220 | + public void defineAll(int mask) { | |
| 221 | + defined |= mask; | |
| 222 | + if ((defined & EBASELINE_TRANSFORM.mask) != 0) { | |
| 223 | + throw new InternalError("can't define derived attribute"); | |
| 224 | + } | |
| 225 | + } | |
| 226 | + | |
| 227 | + public boolean allDefined(int mask) { | |
| 228 | + return (defined & mask) == mask; | |
| 229 | + } | |
| 230 | + | |
| 231 | + public boolean anyDefined(int mask) { | |
| 232 | + return (defined & mask) != 0; | |
| 233 | + } | |
| 234 | + | |
| 235 | + public boolean anyNonDefault(int mask) { | |
| 236 | + return (nondefault & mask) != 0; | |
| 237 | + } | |
| 238 | + | |
| 239 | + // generic EAttribute API | |
| 240 | + | |
| 241 | + public boolean isDefined(EAttribute a) { | |
| 242 | + return (defined & a.mask) != 0; | |
| 243 | + } | |
| 244 | + | |
| 245 | + public boolean isNonDefault(EAttribute a) { | |
| 246 | + return (nondefault & a.mask) != 0; | |
| 247 | + } | |
| 248 | + | |
| 249 | + public void setDefault(EAttribute a) { | |
| 250 | + if (a.att == null) { | |
| 251 | + throw new InternalError("can't set default derived attribute: " + a); | |
| 252 | + } | |
| 253 | + i_set(a, DEFAULT); | |
| 254 | + defined |= a.mask; | |
| 255 | + nondefault &= ~a.mask; | |
| 256 | + } | |
| 257 | + | |
| 258 | + public void unset(EAttribute a) { | |
| 259 | + if (a.att == null) { | |
| 260 | + throw new InternalError("can't unset derived attribute: " + a); | |
| 261 | + } | |
| 262 | + i_set(a, DEFAULT); | |
| 263 | + defined &= ~a.mask; | |
| 264 | + nondefault &= ~a.mask; | |
| 265 | + } | |
| 266 | + | |
| 267 | + public void set(EAttribute a, AttributeValues src) { | |
| 268 | + if (a.att == null) { | |
| 269 | + throw new InternalError("can't set derived attribute: " + a); | |
| 270 | + } | |
| 271 | + if (src == null || src == DEFAULT) { | |
| 272 | + setDefault(a); | |
| 273 | + } else { | |
| 274 | + if ((src.defined & a.mask) != 0) { | |
| 275 | + i_set(a, src); | |
| 276 | + update(a); | |
| 277 | + } | |
| 278 | + } | |
| 279 | + } | |
| 280 | + | |
| 281 | + public void set(EAttribute a, Object o) { | |
| 282 | + if (a.att == null) { | |
| 283 | + throw new InternalError("can't set derived attribute: " + a); | |
| 284 | + } | |
| 285 | + if (o != null) { | |
| 286 | + try { | |
| 287 | + i_set(a, o); | |
| 288 | + update(a); | |
| 289 | + return; | |
| 290 | + } catch (Exception e) { | |
| 291 | + } | |
| 292 | + } | |
| 293 | + setDefault(a); | |
| 294 | + } | |
| 295 | + | |
| 296 | + public Object get(EAttribute a) { | |
| 297 | + if (a.att == null) { | |
| 298 | + throw new InternalError("can't get derived attribute: " + a); | |
| 299 | + } | |
| 300 | + if ((nondefault & a.mask) != 0) { | |
| 301 | + return i_get(a); | |
| 302 | + } | |
| 303 | + return null; | |
| 304 | + } | |
| 305 | + | |
| 306 | + // merging | |
| 307 | + | |
| 308 | + public AttributeValues merge(Map<? extends Attribute, ?>map) { | |
| 309 | + return merge(map, MASK_ALL); | |
| 310 | + } | |
| 311 | + | |
| 312 | + public AttributeValues merge(Map<? extends Attribute, ?>map, | |
| 313 | + int mask) { | |
| 314 | + if (map instanceof AttributeMap && | |
| 315 | + ((AttributeMap) map).getValues() != null) { | |
| 316 | + merge(((AttributeMap)map).getValues(), mask); | |
| 317 | + } else if (map != null && !map.isEmpty()) { | |
| 318 | + for (Map.Entry<? extends Attribute, ?> e: map.entrySet()) { | |
| 319 | + try { | |
| 320 | + EAttribute ea = EAttribute.forAttribute(e.getKey()); | |
| 321 | + if (ea!= null && (mask & ea.mask) != 0) { | |
| 322 | + set(ea, e.getValue()); | |
| 323 | + } | |
| 324 | + } catch (ClassCastException cce) { | |
| 325 | + // IGNORED | |
| 326 | + } | |
| 327 | + } | |
| 328 | + } | |
| 329 | + return this; | |
| 330 | + } | |
| 331 | + | |
| 332 | + public AttributeValues merge(AttributeValues src) { | |
| 333 | + return merge(src, MASK_ALL); | |
| 334 | + } | |
| 335 | + | |
| 336 | + public AttributeValues merge(AttributeValues src, int mask) { | |
| 337 | + int m = mask & src.defined; | |
| 338 | + for (EAttribute ea: EAttribute.atts) { | |
| 339 | + if (m == 0) { | |
| 340 | + break; | |
| 341 | + } | |
| 342 | + if ((m & ea.mask) != 0) { | |
| 343 | + m &= ~ea.mask; | |
| 344 | + i_set(ea, src); | |
| 345 | + update(ea); | |
| 346 | + } | |
| 347 | + } | |
| 348 | + return this; | |
| 349 | + } | |
| 350 | + | |
| 351 | + // creation API | |
| 352 | + | |
| 353 | + public static AttributeValues fromMap(Map<? extends Attribute, ?> map) { | |
| 354 | + return fromMap(map, MASK_ALL); | |
| 355 | + } | |
| 356 | + | |
| 357 | + public static AttributeValues fromMap(Map<? extends Attribute, ?> map, | |
| 358 | + int mask) { | |
| 359 | + return new AttributeValues().merge(map, mask); | |
| 360 | + } | |
| 361 | + | |
| 362 | + public Map<TextAttribute, Object> toMap(Map<TextAttribute, Object> fill) { | |
| 363 | + if (fill == null) { | |
| 364 | + fill = new HashMap<TextAttribute, Object>(); | |
| 365 | + } | |
| 366 | + | |
| 367 | + for (int m = defined, i = 0; m != 0; ++i) { | |
| 368 | + EAttribute ea = EAttribute.atts[i]; | |
| 369 | + if ((m & ea.mask) != 0) { | |
| 370 | + m &= ~ea.mask; | |
| 371 | + fill.put(ea.att, get(ea)); | |
| 372 | + } | |
| 373 | + } | |
| 374 | + | |
| 375 | + return fill; | |
| 376 | + } | |
| 377 | + | |
| 378 | + // key must be serializable, so use String, not Object | |
| 379 | + private static final String DEFINED_KEY = | |
| 380 | + "sun.font.attributevalues.defined_key"; | |
| 381 | + | |
| 382 | + public static boolean is16Hashtable(Hashtable<Object, Object> ht) { | |
| 383 | + return ht.containsKey(DEFINED_KEY); | |
| 384 | + } | |
| 385 | + | |
| 386 | + public static AttributeValues | |
| 387 | + fromSerializableHashtable(Hashtable<Object, Object> ht) | |
| 388 | + { | |
| 389 | + AttributeValues result = new AttributeValues(); | |
| 390 | + if (ht != null && !ht.isEmpty()) { | |
| 391 | + for (Map.Entry<Object, Object> e: ht.entrySet()) { | |
| 392 | + Object key = e.getKey(); | |
| 393 | + Object val = e.getValue(); | |
| 394 | + if (key.equals(DEFINED_KEY)) { | |
| 395 | + result.defineAll(((Integer)val).intValue()); | |
| 396 | + } else { | |
| 397 | + try { | |
| 398 | + EAttribute ea = | |
| 399 | + EAttribute.forAttribute((Attribute)key); | |
| 400 | + if (ea != null) { | |
| 401 | + result.set(ea, val); | |
| 402 | + } | |
| 403 | + } | |
| 404 | + catch (ClassCastException ex) { | |
| 405 | + } | |
| 406 | + } | |
| 407 | + } | |
| 408 | + } | |
| 409 | + return result; | |
| 410 | + } | |
| 411 | + | |
| 412 | + public Hashtable<Object, Object> toSerializableHashtable() { | |
| 413 | + Hashtable ht = new Hashtable(); | |
| 414 | + int hashkey = defined; | |
| 415 | + for (int m = defined, i = 0; m != 0; ++i) { | |
| 416 | + EAttribute ea = EAttribute.atts[i]; | |
| 417 | + if ((m & ea.mask) != 0) { | |
| 418 | + m &= ~ea.mask; | |
| 419 | + Object o = get(ea); | |
| 420 | + if (o == null) { | |
| 421 | + // hashkey will handle it | |
| 422 | + } else if (o instanceof Serializable) { // check all... | |
| 423 | + ht.put(ea.att, o); | |
| 424 | + } else { | |
| 425 | + hashkey &= ~ea.mask; | |
| 426 | + } | |
| 427 | + } | |
| 428 | + } | |
| 429 | + ht.put(DEFINED_KEY, Integer.valueOf(hashkey)); | |
| 430 | + | |
| 431 | + return ht; | |
| 432 | + } | |
| 433 | + | |
| 434 | + // boilerplate | |
| 435 | + public int hashCode() { | |
| 436 | + return defined << 8 ^ nondefault; | |
| 437 | + } | |
| 438 | + | |
| 439 | + public boolean equals(Object rhs) { | |
| 440 | + try { | |
| 441 | + return equals((AttributeValues)rhs); | |
| 442 | + } | |
| 443 | + catch (ClassCastException e) { | |
| 444 | + } | |
| 445 | + return false; | |
| 446 | + } | |
| 447 | + | |
| 448 | + public boolean equals(AttributeValues rhs) { | |
| 449 | + // test in order of most likely to differ and easiest to compare | |
| 450 | + // also assumes we're generally calling this only if family, | |
| 451 | + // size, weight, posture are the same | |
| 452 | + | |
| 453 | + if (rhs == null) return false; | |
| 454 | + if (rhs == this) return true; | |
| 455 | + | |
| 456 | + return defined == rhs.defined | |
| 457 | + && nondefault == rhs.nondefault | |
| 458 | + && underline == rhs.underline | |
| 459 | + && strikethrough == rhs.strikethrough | |
| 460 | + && superscript == rhs.superscript | |
| 461 | + && width == rhs.width | |
| 462 | + && kerning == rhs.kerning | |
| 463 | + && tracking == rhs.tracking | |
| 464 | + && ligatures == rhs.ligatures | |
| 465 | + && runDirection == rhs.runDirection | |
| 466 | + && bidiEmbedding == rhs.bidiEmbedding | |
| 467 | + && swapColors == rhs.swapColors | |
| 468 | + && equals(transform, rhs.transform) | |
| 469 | + && equals(foreground, rhs.foreground) | |
| 470 | + && equals(background, rhs.background) | |
| 471 | + && equals(numericShaping, rhs.numericShaping) | |
| 472 | + && equals(justification, rhs.justification) | |
| 473 | + && equals(charReplacement, rhs.charReplacement) | |
| 474 | + && size == rhs.size | |
| 475 | + && weight == rhs.weight | |
| 476 | + && posture == rhs.posture | |
| 477 | + && equals(family, rhs.family) | |
| 478 | + && equals(font, rhs.font) | |
| 479 | + && imUnderline == rhs.imUnderline | |
| 480 | + && equals(imHighlight, rhs.imHighlight); | |
| 481 | + } | |
| 482 | + | |
| 483 | + public AttributeValues clone() { | |
| 484 | + try { | |
| 485 | + AttributeValues result = (AttributeValues)super.clone(); | |
| 486 | + if (transform != null) { // AffineTransform is mutable | |
| 487 | + result.transform = new AffineTransform(transform); | |
| 488 | + result.updateDerivedTransforms(); | |
| 489 | + } | |
| 490 | + // if transform is null, derived transforms are null | |
| 491 | + // so there's nothing to do | |
| 492 | + return result; | |
| 493 | + } | |
| 494 | + catch (CloneNotSupportedException e) { | |
| 495 | + // never happens | |
| 496 | + return null; | |
| 497 | + } | |
| 498 | + } | |
| 499 | + | |
| 500 | + public String toString() { | |
| 501 | + StringBuilder b = new StringBuilder(); | |
| 502 | + b.append('{'); | |
| 503 | + for (int m = defined, i = 0; m != 0; ++i) { | |
| 504 | + EAttribute ea = EAttribute.atts[i]; | |
| 505 | + if ((m & ea.mask) != 0) { | |
| 506 | + m &= ~ea.mask; | |
| 507 | + if (b.length() > 1) { | |
| 508 | + b.append(", "); | |
| 509 | + } | |
| 510 | + b.append(ea); | |
| 511 | + b.append('='); | |
| 512 | + switch (ea) { | |
| 513 | + case EFAMILY: b.append('"'); | |
| 514 | + b.append(family); | |
| 515 | + b.append('"'); break; | |
| 516 | + case EWEIGHT: b.append(weight); break; | |
| 517 | + case EWIDTH: b.append(width); break; | |
| 518 | + case EPOSTURE: b.append(posture); break; | |
| 519 | + case ESIZE: b.append(size); break; | |
| 520 | + case ETRANSFORM: b.append(transform); break; | |
| 521 | + case ESUPERSCRIPT: b.append(superscript); break; | |
| 522 | + case EFONT: b.append(font); break; | |
| 523 | + case ECHAR_REPLACEMENT: b.append(charReplacement); break; | |
| 524 | + case EFOREGROUND: b.append(foreground); break; | |
| 525 | + case EBACKGROUND: b.append(background); break; | |
| 526 | + case EUNDERLINE: b.append(underline); break; | |
| 527 | + case ESTRIKETHROUGH: b.append(strikethrough); break; | |
| 528 | + case ERUN_DIRECTION: b.append(runDirection); break; | |
| 529 | + case EBIDI_EMBEDDING: b.append(bidiEmbedding); break; | |
| 530 | + case EJUSTIFICATION: b.append(justification); break; | |
| 531 | + case EINPUT_METHOD_HIGHLIGHT: b.append(imHighlight); break; | |
| 532 | + case EINPUT_METHOD_UNDERLINE: b.append(imUnderline); break; | |
| 533 | + case ESWAP_COLORS: b.append(swapColors); break; | |
| 534 | + case ENUMERIC_SHAPING: b.append(numericShaping); break; | |
| 535 | + case EKERNING: b.append(kerning); break; | |
| 536 | + case ELIGATURES: b.append(ligatures); break; | |
| 537 | + case ETRACKING: b.append(tracking); break; | |
| 538 | + default: throw new InternalError(); | |
| 539 | + } | |
| 540 | + if ((nondefault & ea.mask) == 0) { | |
| 541 | + b.append('*'); | |
| 542 | + } | |
| 543 | + } | |
| 544 | + } | |
| 545 | + b.append("[btx=" + baselineTransform + ", ctx=" + charTransform + "]"); | |
| 546 | + b.append('}'); | |
| 547 | + return b.toString(); | |
| 548 | + } | |
| 549 | + | |
| 550 | + // internal utilities | |
| 551 | + | |
| 552 | + private static boolean equals(Object lhs, Object rhs) { | |
| 553 | + return lhs == null ? rhs == null : lhs.equals(rhs); | |
| 554 | + } | |
| 555 | + | |
| 556 | + private void update(EAttribute a) { | |
| 557 | + defined |= a.mask; | |
| 558 | + if (i_validate(a)) { | |
| 559 | + if (i_equals(a, DEFAULT)) { | |
| 560 | + nondefault &= ~a.mask; | |
| 561 | + } else { | |
| 562 | + nondefault |= a.mask; | |
| 563 | + } | |
| 564 | + } else { | |
| 565 | + setDefault(a); | |
| 566 | + } | |
| 567 | + } | |
| 568 | + | |
| 569 | + // dispatch | |
| 570 | + | |
| 571 | + private void i_set(EAttribute a, AttributeValues src) { | |
| 572 | + switch (a) { | |
| 573 | + case EFAMILY: family = src.family; break; | |
| 574 | + case EWEIGHT: weight = src.weight; break; | |
| 575 | + case EWIDTH: width = src.width; break; | |
| 576 | + case EPOSTURE: posture = src.posture; break; | |
| 577 | + case ESIZE: size = src.size; break; | |
| 578 | + case ETRANSFORM: transform = src.transform; updateDerivedTransforms(); break; | |
| 579 | + case ESUPERSCRIPT: superscript = src.superscript; break; | |
| 580 | + case EFONT: font = src.font; break; | |
| 581 | + case ECHAR_REPLACEMENT: charReplacement = src.charReplacement; break; | |
| 582 | + case EFOREGROUND: foreground = src.foreground; break; | |
| 583 | + case EBACKGROUND: background = src.background; break; | |
| 584 | + case EUNDERLINE: underline = src.underline; break; | |
| 585 | + case ESTRIKETHROUGH: strikethrough = src.strikethrough; break; | |
| 586 | + case ERUN_DIRECTION: runDirection = src.runDirection; break; | |
| 587 | + case EBIDI_EMBEDDING: bidiEmbedding = src.bidiEmbedding; break; | |
| 588 | + case EJUSTIFICATION: justification = src.justification; break; | |
| 589 | + case EINPUT_METHOD_HIGHLIGHT: imHighlight = src.imHighlight; break; | |
| 590 | + case EINPUT_METHOD_UNDERLINE: imUnderline = src.imUnderline; break; | |
| 591 | + case ESWAP_COLORS: swapColors = src.swapColors; break; | |
| 592 | + case ENUMERIC_SHAPING: numericShaping = src.numericShaping; break; | |
| 593 | + case EKERNING: kerning = src.kerning; break; | |
| 594 | + case ELIGATURES: ligatures = src.ligatures; break; | |
| 595 | + case ETRACKING: tracking = src.tracking; break; | |
| 596 | + default: throw new InternalError(); | |
| 597 | + } | |
| 598 | + } | |
| 599 | + | |
| 600 | + private boolean i_equals(EAttribute a, AttributeValues src) { | |
| 601 | + switch (a) { | |
| 602 | + case EFAMILY: return equals(family, src.family); | |
| 603 | + case EWEIGHT: return weight == src.weight; | |
| 604 | + case EWIDTH: return width == src.width; | |
| 605 | + case EPOSTURE: return posture == src.posture; | |
| 606 | + case ESIZE: return size == src.size; | |
| 607 | + case ETRANSFORM: return equals(transform, src.transform); | |
| 608 | + case ESUPERSCRIPT: return superscript == src.superscript; | |
| 609 | + case EFONT: return equals(font, src.font); | |
| 610 | + case ECHAR_REPLACEMENT: return equals(charReplacement, src.charReplacement); | |
| 611 | + case EFOREGROUND: return equals(foreground, src.foreground); | |
| 612 | + case EBACKGROUND: return equals(background, src.background); | |
| 613 | + case EUNDERLINE: return underline == src.underline; | |
| 614 | + case ESTRIKETHROUGH: return strikethrough == src.strikethrough; | |
| 615 | + case ERUN_DIRECTION: return runDirection == src.runDirection; | |
| 616 | + case EBIDI_EMBEDDING: return bidiEmbedding == src.bidiEmbedding; | |
| 617 | + case EJUSTIFICATION: return justification == src.justification; | |
| 618 | + case EINPUT_METHOD_HIGHLIGHT: return equals(imHighlight, src.imHighlight); | |
| 619 | + case EINPUT_METHOD_UNDERLINE: return imUnderline == src.imUnderline; | |
| 620 | + case ESWAP_COLORS: return swapColors == src.swapColors; | |
| 621 | + case ENUMERIC_SHAPING: return equals(numericShaping, src.numericShaping); | |
| 622 | + case EKERNING: return kerning == src.kerning; | |
| 623 | + case ELIGATURES: return ligatures == src.ligatures; | |
| 624 | + case ETRACKING: return tracking == src.tracking; | |
| 625 | + default: throw new InternalError(); | |
| 626 | + } | |
| 627 | + } | |
| 628 | + | |
| 629 | + private void i_set(EAttribute a, Object o) { | |
| 630 | + switch (a) { | |
| 631 | + case EFAMILY: family = ((String)o).trim(); break; | |
| 632 | + case EWEIGHT: weight = ((Number)o).floatValue(); break; | |
| 633 | + case EWIDTH: width = ((Number)o).floatValue(); break; | |
| 634 | + case EPOSTURE: posture = ((Number)o).floatValue(); break; | |
| 635 | + case ESIZE: size = ((Number)o).floatValue(); break; | |
| 636 | + case ETRANSFORM: { | |
| 637 | + if (o instanceof TransformAttribute) { | |
| 638 | + TransformAttribute ta = (TransformAttribute)o; | |
| 639 | + if (ta.isIdentity()) { | |
| 640 | + transform = null; | |
| 641 | + } else { | |
| 642 | + transform = ta.getTransform(); | |
| 643 | + } | |
| 644 | + } else { | |
| 645 | + transform = new AffineTransform((AffineTransform)o); | |
| 646 | + } | |
| 647 | + updateDerivedTransforms(); | |
| 648 | + } break; | |
| 649 | + case ESUPERSCRIPT: superscript = (byte)((Integer)o).intValue(); break; | |
| 650 | + case EFONT: font = (Font)o; break; | |
| 651 | + case ECHAR_REPLACEMENT: charReplacement = (GraphicAttribute)o; break; | |
| 652 | + case EFOREGROUND: foreground = (Paint)o; break; | |
| 653 | + case EBACKGROUND: background = (Paint)o; break; | |
| 654 | + case EUNDERLINE: underline = (byte)((Integer)o).intValue(); break; | |
| 655 | + case ESTRIKETHROUGH: strikethrough = ((Boolean)o).booleanValue(); break; | |
| 656 | + case ERUN_DIRECTION: { | |
| 657 | + if (o instanceof Boolean) { | |
| 658 | + runDirection = (byte)(TextAttribute.RUN_DIRECTION_LTR.equals(o) ? 0 : 1); | |
| 659 | + } else { | |
| 660 | + runDirection = (byte)((Integer)o).intValue(); | |
| 661 | + } | |
| 662 | + } break; | |
| 663 | + case EBIDI_EMBEDDING: bidiEmbedding = (byte)((Integer)o).intValue(); break; | |
| 664 | + case EJUSTIFICATION: justification = ((Number)o).floatValue(); break; | |
| 665 | + case EINPUT_METHOD_HIGHLIGHT: { | |
| 666 | + if (o instanceof Annotation) { | |
| 667 | + Annotation at = (Annotation)o; | |
| 668 | + imHighlight = (InputMethodHighlight)at.getValue(); | |
| 669 | + } else { | |
| 670 | + imHighlight = (InputMethodHighlight)o; | |
| 671 | + } | |
| 672 | + } break; | |
| 673 | + case EINPUT_METHOD_UNDERLINE: imUnderline = (byte)((Integer)o).intValue(); | |
| 674 | + break; | |
| 675 | + case ESWAP_COLORS: swapColors = ((Boolean)o).booleanValue(); break; | |
| 676 | + case ENUMERIC_SHAPING: numericShaping = (NumericShaper)o; break; | |
| 677 | + case EKERNING: kerning = (byte)((Integer)o).intValue(); break; | |
| 678 | + case ELIGATURES: ligatures = (byte)((Integer)o).intValue(); break; | |
| 679 | + case ETRACKING: tracking = ((Number)o).floatValue(); break; | |
| 680 | + default: throw new InternalError(); | |
| 681 | + } | |
| 682 | + } | |
| 683 | + | |
| 684 | + private Object i_get(EAttribute a) { | |
| 685 | + switch (a) { | |
| 686 | + case EFAMILY: return family; | |
| 687 | + case EWEIGHT: return Float.valueOf(weight); | |
| 688 | + case EWIDTH: return Float.valueOf(width); | |
| 689 | + case EPOSTURE: return Float.valueOf(posture); | |
| 690 | + case ESIZE: return Float.valueOf(size); | |
| 691 | + case ETRANSFORM: | |
| 692 | + return transform == null | |
| 693 | + ? TransformAttribute.IDENTITY | |
| 694 | + : new TransformAttribute(transform); | |
| 695 | + case ESUPERSCRIPT: return Integer.valueOf(superscript); | |
| 696 | + case EFONT: return font; | |
| 697 | + case ECHAR_REPLACEMENT: return charReplacement; | |
| 698 | + case EFOREGROUND: return foreground; | |
| 699 | + case EBACKGROUND: return background; | |
| 700 | + case EUNDERLINE: return Integer.valueOf(underline); | |
| 701 | + case ESTRIKETHROUGH: return Boolean.valueOf(strikethrough); | |
| 702 | + case ERUN_DIRECTION: { | |
| 703 | + switch (runDirection) { | |
| 704 | + // todo: figure out a way to indicate this value | |
| 705 | + // case -1: return Integer.valueOf(runDirection); | |
| 706 | + case 0: return TextAttribute.RUN_DIRECTION_LTR; | |
| 707 | + case 1: return TextAttribute.RUN_DIRECTION_RTL; | |
| 708 | + default: return null; | |
| 709 | + } | |
| 710 | + } // not reachable | |
| 711 | + case EBIDI_EMBEDDING: return Integer.valueOf(bidiEmbedding); | |
| 712 | + case EJUSTIFICATION: return Float.valueOf(justification); | |
| 713 | + case EINPUT_METHOD_HIGHLIGHT: return imHighlight; | |
| 714 | + case EINPUT_METHOD_UNDERLINE: return Integer.valueOf(imUnderline); | |
| 715 | + case ESWAP_COLORS: return Boolean.valueOf(swapColors); | |
| 716 | + case ENUMERIC_SHAPING: return numericShaping; | |
| 717 | + case EKERNING: return Integer.valueOf(kerning); | |
| 718 | + case ELIGATURES: return Integer.valueOf(ligatures); | |
| 719 | + case ETRACKING: return Float.valueOf(tracking); | |
| 720 | + default: throw new InternalError(); | |
| 721 | + } | |
| 722 | + } | |
| 723 | + | |
| 724 | + private boolean i_validate(EAttribute a) { | |
| 725 | + switch (a) { | |
| 726 | + case EFAMILY: if (family == null || family.length() == 0) | |
| 727 | + family = DEFAULT.family; return true; | |
| 728 | + case EWEIGHT: return weight > 0 && weight < 10; | |
| 729 | + case EWIDTH: return width >= .5f && width < 10; | |
| 730 | + case EPOSTURE: return posture >= -1 && posture <= 1; | |
| 731 | + case ESIZE: return size >= 0; | |
| 732 | + case ETRANSFORM: if (transform != null && transform.isIdentity()) | |
| 733 | + transform = DEFAULT.transform; return true; | |
| 734 | + case ESUPERSCRIPT: return superscript >= -7 && superscript <= 7; | |
| 735 | + case EFONT: return true; | |
| 736 | + case ECHAR_REPLACEMENT: return true; | |
| 737 | + case EFOREGROUND: return true; | |
| 738 | + case EBACKGROUND: return true; | |
| 739 | + case EUNDERLINE: return underline >= -1 && underline < 6; | |
| 740 | + case ESTRIKETHROUGH: return true; | |
| 741 | + case ERUN_DIRECTION: return runDirection >= -2 && runDirection <= 1; | |
| 742 | + case EBIDI_EMBEDDING: return bidiEmbedding >= -61 && bidiEmbedding < 62; | |
| 743 | + case EJUSTIFICATION: justification = max(0, min (justification, 1)); | |
| 744 | + return true; | |
| 745 | + case EINPUT_METHOD_HIGHLIGHT: return true; | |
| 746 | + case EINPUT_METHOD_UNDERLINE: return imUnderline >= -1 && imUnderline < 6; | |
| 747 | + case ESWAP_COLORS: return true; | |
| 748 | + case ENUMERIC_SHAPING: return true; | |
| 749 | + case EKERNING: return kerning >= 0 && kerning <= 1; | |
| 750 | + case ELIGATURES: return ligatures >= 0 && ligatures <= 1; | |
| 751 | + case ETRACKING: return tracking >= -1 && tracking <= 10; | |
| 752 | + default: throw new InternalError("unknown attribute: " + a); | |
| 753 | + } | |
| 754 | + } | |
| 755 | + | |
| 756 | + // Until textlayout is fixed to use AttributeValues, we'll end up | |
| 757 | + // creating a map from the values for it. This is a compromise between | |
| 758 | + // creating the whole map and just checking a particular value. | |
| 759 | + // Plan to remove these. | |
| 760 | + public static float getJustification(Map<?, ?> map) { | |
| 761 | + if (map != null) { | |
| 762 | + if (map instanceof AttributeMap && | |
| 763 | + ((AttributeMap) map).getValues() != null) { | |
| 764 | + return ((AttributeMap)map).getValues().justification; | |
| 765 | + } | |
| 766 | + Object obj = map.get(TextAttribute.JUSTIFICATION); | |
| 767 | + if (obj != null && obj instanceof Number) { | |
| 768 | + return max(0, min(1, ((Number)obj).floatValue())); | |
| 769 | + } | |
| 770 | + } | |
| 771 | + return DEFAULT.justification; | |
| 772 | + } | |
| 773 | + | |
| 774 | + public static NumericShaper getNumericShaping(Map<?, ?> map) { | |
| 775 | + if (map != null) { | |
| 776 | + if (map instanceof AttributeMap && | |
| 777 | + ((AttributeMap) map).getValues() != null) { | |
| 778 | + return ((AttributeMap)map).getValues().numericShaping; | |
| 779 | + } | |
| 780 | + Object obj = map.get(TextAttribute.NUMERIC_SHAPING); | |
| 781 | + if (obj != null && obj instanceof NumericShaper) { | |
| 782 | + return (NumericShaper)obj; | |
| 783 | + } | |
| 784 | + } | |
| 785 | + return DEFAULT.numericShaping; | |
| 786 | + } | |
| 787 | + | |
| 788 | + /** | |
| 789 | + * If this has an imHighlight, create copy of this with those attributes | |
| 790 | + * applied to it. Otherwise return this unchanged. | |
| 791 | + */ | |
| 792 | + public AttributeValues applyIMHighlight() { | |
| 793 | + if (imHighlight != null) { | |
| 794 | + InputMethodHighlight hl = null; | |
| 795 | + if (imHighlight instanceof InputMethodHighlight) { | |
| 796 | + hl = (InputMethodHighlight)imHighlight; | |
| 797 | + } else { | |
| 798 | + hl = (InputMethodHighlight)((Annotation)imHighlight).getValue(); | |
| 799 | + } | |
| 800 | + | |
| 801 | + Map imStyles = hl.getStyle(); | |
| 802 | + if (imStyles == null) { | |
| 803 | + Toolkit tk = Toolkit.getDefaultToolkit(); | |
| 804 | + imStyles = tk.mapInputMethodHighlight(hl); | |
| 805 | + } | |
| 806 | + | |
| 807 | + if (imStyles != null) { | |
| 808 | + return clone().merge(imStyles); | |
| 809 | + } | |
| 810 | + } | |
| 811 | + | |
| 812 | + return this; | |
| 813 | + } | |
| 814 | + | |
| 815 | + public static AffineTransform getBaselineTransform(Map<?, ?> map) { | |
| 816 | + if (map != null) { | |
| 817 | + AttributeValues av = null; | |
| 818 | + if (map instanceof AttributeMap && | |
| 819 | + ((AttributeMap) map).getValues() != null) { | |
| 820 | + av = ((AttributeMap)map).getValues(); | |
| 821 | + } else if (map.get(TextAttribute.TRANSFORM) != null) { | |
| 822 | + av = AttributeValues.fromMap((Map<Attribute, ?>)map); // yuck | |
| 823 | + } | |
| 824 | + if (av != null) { | |
| 825 | + return av.baselineTransform; | |
| 826 | + } | |
| 827 | + } | |
| 828 | + return null; | |
| 829 | + } | |
| 830 | + | |
| 831 | + public static AffineTransform getCharTransform(Map<?, ?> map) { | |
| 832 | + if (map != null) { | |
| 833 | + AttributeValues av = null; | |
| 834 | + if (map instanceof AttributeMap && | |
| 835 | + ((AttributeMap) map).getValues() != null) { | |
| 836 | + av = ((AttributeMap)map).getValues(); | |
| 837 | + } else if (map.get(TextAttribute.TRANSFORM) != null) { | |
| 838 | + av = AttributeValues.fromMap((Map<Attribute, ?>)map); // yuck | |
| 839 | + } | |
| 840 | + if (av != null) { | |
| 841 | + return av.charTransform; | |
| 842 | + } | |
| 843 | + } | |
| 844 | + return null; | |
| 845 | + } | |
| 846 | + | |
| 847 | + public void updateDerivedTransforms() { | |
| 848 | + // this also updates the mask for the baseline transform | |
| 849 | + if (transform == null) { | |
| 850 | + baselineTransform = null; | |
| 851 | + charTransform = null; | |
| 852 | + } else { | |
| 853 | + charTransform = new AffineTransform(transform); | |
| 854 | + baselineTransform = extractXRotation(charTransform, true); | |
| 855 | + | |
| 856 | + if (charTransform.isIdentity()) { | |
| 857 | + charTransform = null; | |
| 858 | + } | |
| 859 | + | |
| 860 | + if (baselineTransform.isIdentity()) { | |
| 861 | + baselineTransform = null; | |
| 862 | + } | |
| 863 | + } | |
| 864 | + | |
| 865 | + if (baselineTransform == null) { | |
| 866 | + nondefault &= ~EBASELINE_TRANSFORM.mask; | |
| 867 | + } else { | |
| 868 | + nondefault |= EBASELINE_TRANSFORM.mask; | |
| 869 | + } | |
| 870 | + } | |
| 871 | + | |
| 872 | + public static AffineTransform extractXRotation(AffineTransform tx, | |
| 873 | + boolean andTranslation) { | |
| 874 | + return extractRotation(new Point2D.Double(1, 0), tx, andTranslation); | |
| 875 | + } | |
| 876 | + | |
| 877 | + public static AffineTransform extractYRotation(AffineTransform tx, | |
| 878 | + boolean andTranslation) { | |
| 879 | + return extractRotation(new Point2D.Double(0, 1), tx, andTranslation); | |
| 880 | + } | |
| 881 | + | |
| 882 | + private static AffineTransform extractRotation(Point2D.Double pt, | |
| 883 | + AffineTransform tx, boolean andTranslation) { | |
| 884 | + | |
| 885 | + tx.deltaTransform(pt, pt); | |
| 886 | + AffineTransform rtx = AffineTransform.getRotateInstance(pt.x, pt.y); | |
| 887 | + | |
| 888 | + try { | |
| 889 | + AffineTransform rtxi = rtx.createInverse(); | |
| 890 | + double dx = tx.getTranslateX(); | |
| 891 | + double dy = tx.getTranslateY(); | |
| 892 | + tx.preConcatenate(rtxi); | |
| 893 | + if (andTranslation) { | |
| 894 | + if (dx != 0 || dy != 0) { | |
| 895 | + tx.setTransform(tx.getScaleX(), tx.getShearY(), | |
| 896 | + tx.getShearX(), tx.getScaleY(), 0, 0); | |
| 897 | + rtx.setTransform(rtx.getScaleX(), rtx.getShearY(), | |
| 898 | + rtx.getShearX(), rtx.getScaleY(), dx, dy); | |
| 899 | + } | |
| 900 | + } | |
| 901 | + } | |
| 902 | + catch (NoninvertibleTransformException e) { | |
| 903 | + return null; | |
| 904 | + } | |
| 905 | + return rtx; | |
| 906 | + } | |
| 907 | +} | |