J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 1995-2006 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 | #ifndef HEADLESS |
| 27 | |
| 28 | #include "awt_p.h" |
| 29 | #include <string.h> |
| 30 | #include "java_awt_Component.h" |
| 31 | #include "java_awt_Font.h" |
| 32 | #include "java_awt_FontMetrics.h" |
| 33 | #include "sun_awt_motif_MToolkit.h" |
| 34 | #include "sun_awt_motif_X11FontMetrics.h" |
| 35 | #include "sun_awt_X11GraphicsEnvironment.h" |
| 36 | |
| 37 | #include "awt_Font.h" |
| 38 | |
| 39 | #include "java_awt_Dimension.h" |
| 40 | #include "multi_font.h" |
| 41 | #include "Disposer.h" |
| 42 | #endif /* !HEADLESS */ |
| 43 | #include <jni.h> |
| 44 | #ifndef HEADLESS |
| 45 | #include <jni_util.h> |
| 46 | |
| 47 | #define defaultXLFD "-*-helvetica-*-*-*-*-12-*-*-*-*-*-iso8859-1" |
| 48 | |
| 49 | struct FontIDs fontIDs; |
| 50 | struct PlatformFontIDs platformFontIDs; |
| 51 | |
| 52 | static void pDataDisposeMethod(JNIEnv *env, jlong pData); |
| 53 | |
| 54 | /* #define FONT_DEBUG 2 */ |
| 55 | /* 1- print failures, 2- print all, 3- terminate on failure */ |
| 56 | #if FONT_DEBUG |
| 57 | static XFontStruct *XLoadQueryFontX(Display *display, char *name) |
| 58 | { |
| 59 | XFontStruct *result = NULL; |
| 60 | result = XLoadQueryFont(display, name); |
| 61 | #if FONT_DEBUG < 2 |
| 62 | if (result == NULL) |
| 63 | #endif |
| 64 | fprintf(stderr, "XLoadQueryFont(\"%s\") -> 0x%x.\n", name, result); |
| 65 | #if FONT_DEBUG >= 3 |
| 66 | if (result == NULL) |
| 67 | exit(-1); |
| 68 | #endif |
| 69 | return result; |
| 70 | } |
| 71 | #define XLoadQueryFont XLoadQueryFontX |
| 72 | #endif |
| 73 | #endif /* !HEADLESS */ |
| 74 | |
| 75 | /* |
| 76 | * Class: java_awt_Font |
| 77 | * Method: initIDs |
| 78 | * Signature: ()V |
| 79 | */ |
| 80 | |
| 81 | /* This function gets called from the static initializer for Font.java |
| 82 | to initialize the fieldIDs for fields that may be accessed from C */ |
| 83 | |
| 84 | JNIEXPORT void JNICALL |
| 85 | Java_java_awt_Font_initIDs |
| 86 | (JNIEnv *env, jclass cls) |
| 87 | { |
| 88 | #ifndef HEADLESS |
| 89 | /** We call "NoClientCode" methods because they won't invoke client |
| 90 | code on the privileged toolkit thread **/ |
| 91 | fontIDs.pData = (*env)->GetFieldID(env, cls, "pData", "J"); |
| 92 | fontIDs.style = (*env)->GetFieldID(env, cls, "style", "I"); |
| 93 | fontIDs.size = (*env)->GetFieldID(env, cls, "size", "I"); |
| 94 | fontIDs.getPeer = (*env)->GetMethodID(env, cls, "getPeer_NoClientCode", |
| 95 | "()Ljava/awt/peer/FontPeer;"); |
| 96 | fontIDs.getFamily = |
| 97 | (*env)->GetMethodID(env, cls, "getFamily_NoClientCode", |
| 98 | "()Ljava/lang/String;"); |
| 99 | #endif /* !HEADLESS */ |
| 100 | } |
| 101 | |
| 102 | #ifndef HEADLESS |
| 103 | |
| 104 | /* fieldIDs for X11FontMetrics fields that may be accessed from C */ |
| 105 | static struct X11FontMetricsIDs { |
| 106 | jfieldID widths; |
| 107 | jfieldID font; |
| 108 | jfieldID ascent; |
| 109 | jfieldID descent; |
| 110 | jfieldID leading; |
| 111 | jfieldID height; |
| 112 | jfieldID maxAscent; |
| 113 | jfieldID maxDescent; |
| 114 | jfieldID maxHeight; |
| 115 | jfieldID maxAdvance; |
| 116 | } x11FontMetricsIDs; |
| 117 | |
| 118 | /* |
| 119 | * Class: sun_awt_motif_X11FontMetrics |
| 120 | * Method: initIDs |
| 121 | * Signature: ()V |
| 122 | */ |
| 123 | |
| 124 | /* This function gets called from the static initializer for |
| 125 | X11FontMetrics.java to initialize the fieldIDs for fields |
| 126 | that may be accessed from C */ |
| 127 | |
| 128 | JNIEXPORT void JNICALL |
| 129 | Java_sun_awt_motif_X11FontMetrics_initIDs |
| 130 | (JNIEnv *env, jclass cls) |
| 131 | { |
| 132 | x11FontMetricsIDs.widths = (*env)->GetFieldID(env, cls, "widths", "[I"); |
| 133 | x11FontMetricsIDs.font = |
| 134 | (*env)->GetFieldID(env, cls, "font", "Ljava/awt/Font;"); |
| 135 | x11FontMetricsIDs.ascent = |
| 136 | (*env)->GetFieldID(env, cls, "ascent", "I"); |
| 137 | x11FontMetricsIDs.descent = |
| 138 | (*env)->GetFieldID(env, cls, "descent", "I"); |
| 139 | x11FontMetricsIDs.leading = |
| 140 | (*env)->GetFieldID(env, cls, "leading", "I"); |
| 141 | x11FontMetricsIDs.height = |
| 142 | (*env)->GetFieldID(env, cls, "height", "I"); |
| 143 | x11FontMetricsIDs.maxAscent = |
| 144 | (*env)->GetFieldID(env, cls, "maxAscent", "I"); |
| 145 | x11FontMetricsIDs.maxDescent = |
| 146 | (*env)->GetFieldID(env, cls, "maxDescent", "I"); |
| 147 | x11FontMetricsIDs.maxHeight = |
| 148 | (*env)->GetFieldID(env, cls, "maxHeight", "I"); |
| 149 | x11FontMetricsIDs.maxAdvance = |
| 150 | (*env)->GetFieldID(env, cls, "maxAdvance", "I"); |
| 151 | } |
| 152 | |
| 153 | |
| 154 | /* fieldIDs for FontDescriptor fields that may be accessed from C */ |
| 155 | static struct FontDescriptorIDs { |
| 156 | jfieldID nativeName; |
| 157 | jfieldID charsetName; |
| 158 | } fontDescriptorIDs; |
| 159 | #endif /* !HEADLESS */ |
| 160 | |
| 161 | /* |
| 162 | * Class: sun_awt_FontDescriptor |
| 163 | * Method: initIDs |
| 164 | * Signature: ()V |
| 165 | */ |
| 166 | |
| 167 | /* This function gets called from the static initializer for |
| 168 | FontDescriptor.java to initialize the fieldIDs for fields |
| 169 | that may be accessed from C */ |
| 170 | |
| 171 | JNIEXPORT void JNICALL |
| 172 | Java_sun_awt_FontDescriptor_initIDs |
| 173 | (JNIEnv *env, jclass cls) |
| 174 | { |
| 175 | #ifndef HEADLESS |
| 176 | fontDescriptorIDs.nativeName = |
| 177 | (*env)->GetFieldID(env, cls, "nativeName", |
| 178 | "Ljava/lang/String;"); |
| 179 | fontDescriptorIDs.charsetName = |
| 180 | (*env)->GetFieldID(env, cls, "charsetName", |
| 181 | "Ljava/lang/String;"); |
| 182 | #endif /* !HEADLESS */ |
| 183 | } |
| 184 | |
| 185 | #ifndef HEADLESS |
| 186 | struct MFontPeerIDs mFontPeerIDs; |
| 187 | /* |
| 188 | * Class: sun_awt_motif_MFontPeer |
| 189 | * Method: initIDs |
| 190 | * Signature: ()V |
| 191 | */ |
| 192 | |
| 193 | /* This function gets called from the static initializer for |
| 194 | MFontPeer.java to initialize the fieldIDs for fields |
| 195 | that may be accessed from C */ |
| 196 | |
| 197 | JNIEXPORT void JNICALL |
| 198 | Java_sun_awt_motif_MFontPeer_initIDs |
| 199 | (JNIEnv *env, jclass cls) |
| 200 | { |
| 201 | mFontPeerIDs.xfsname = |
| 202 | (*env)->GetFieldID(env, cls, "xfsname", "Ljava/lang/String;"); |
| 203 | } |
| 204 | #endif /* !HEADLESS */ |
| 205 | |
| 206 | /* |
| 207 | * Class: sun_awt_PlatformFont |
| 208 | * Method: initIDs |
| 209 | * Signature: ()V |
| 210 | */ |
| 211 | |
| 212 | /* This function gets called from the static initializer for |
| 213 | PlatformFont.java to initialize the fieldIDs for fields |
| 214 | that may be accessed from C */ |
| 215 | |
| 216 | JNIEXPORT void JNICALL |
| 217 | Java_sun_awt_PlatformFont_initIDs |
| 218 | (JNIEnv *env, jclass cls) |
| 219 | { |
| 220 | #ifndef HEADLESS |
| 221 | platformFontIDs.componentFonts = |
| 222 | (*env)->GetFieldID(env, cls, "componentFonts", |
| 223 | "[Lsun/awt/FontDescriptor;"); |
| 224 | platformFontIDs.fontConfig = |
| 225 | (*env)->GetFieldID(env,cls, "fontConfig", |
| 226 | "Lsun/awt/FontConfiguration;"); |
| 227 | |
| 228 | platformFontIDs.makeConvertedMultiFontString = |
| 229 | (*env)->GetMethodID(env, cls, "makeConvertedMultiFontString", |
| 230 | "(Ljava/lang/String;)[Ljava/lang/Object;"); |
| 231 | |
| 232 | platformFontIDs.makeConvertedMultiFontChars = |
| 233 | (*env)->GetMethodID(env, cls, "makeConvertedMultiFontChars", |
| 234 | "([CII)[Ljava/lang/Object;"); |
| 235 | #endif /* !HEADLESS */ |
| 236 | } |
| 237 | |
| 238 | #ifndef HEADLESS |
| 239 | XFontStruct * |
| 240 | loadFont(Display * display, char *name, int32_t pointSize) |
| 241 | { |
| 242 | XFontStruct *f = NULL; |
| 243 | |
| 244 | /* try the exact xlfd name in font configuration file */ |
| 245 | f = XLoadQueryFont(display, name); |
| 246 | if (f != NULL) { |
| 247 | return f; |
| 248 | } |
| 249 | |
| 250 | /* |
| 251 | * try nearly font |
| 252 | * |
| 253 | * 1. specify FAMILY_NAME, WEIGHT_NAME, SLANT, POINT_SIZE, |
| 254 | * CHARSET_REGISTRY and CHARSET_ENCODING. |
| 255 | * 2. change POINT_SIZE to PIXEL_SIZE |
| 256 | * 3. change FAMILY_NAME to * |
| 257 | * 4. specify only PIXEL_SIZE and CHARSET_REGISTRY/ENCODING |
| 258 | * 5. change PIXEL_SIZE +1/-1/+2/-2...+4/-4 |
| 259 | * 6. default font pattern |
| 260 | */ |
| 261 | { |
| 262 | /* |
| 263 | * This code assumes the name contains exactly 14 '-' delimiter. |
| 264 | * If not use default pattern. |
| 265 | */ |
| 266 | int32_t i, length, pixelSize; |
| 267 | Boolean useDefault = FALSE; |
| 268 | |
| 269 | char buffer[BUFSIZ], buffer2[BUFSIZ]; |
| 270 | char *family = NULL, *style = NULL, *slant = NULL, *encoding = NULL; |
| 271 | char *start = NULL, *end = NULL; |
| 272 | |
| 273 | if (strlen(name) > BUFSIZ - 1) { |
| 274 | useDefault = TRUE; |
| 275 | } else { |
| 276 | strcpy(buffer, name); |
| 277 | } |
| 278 | |
| 279 | #define NEXT_HYPHEN\ |
| 280 | start = end + 1;\ |
| 281 | end = strchr(start, '-');\ |
| 282 | if (end == NULL) {\ |
| 283 | useDefault = TRUE;\ |
| 284 | break;\ |
| 285 | }\ |
| 286 | *end = '\0' |
| 287 | |
| 288 | do { |
| 289 | end = buffer; |
| 290 | |
| 291 | /* skip FOUNDRY */ |
| 292 | NEXT_HYPHEN; |
| 293 | |
| 294 | /* set FAMILY_NAME */ |
| 295 | NEXT_HYPHEN; |
| 296 | family = start; |
| 297 | |
| 298 | /* set STYLE_NAME */ |
| 299 | NEXT_HYPHEN; |
| 300 | style = start; |
| 301 | |
| 302 | /* set SLANT */ |
| 303 | NEXT_HYPHEN; |
| 304 | slant = start; |
| 305 | |
| 306 | /* skip SETWIDTH_NAME, ADD_STYLE_NAME, PIXEL_SIZE |
| 307 | POINT_SIZE, RESOLUTION_X, RESOLUTION_Y, SPACING |
| 308 | and AVERAGE_WIDTH */ |
| 309 | NEXT_HYPHEN; |
| 310 | NEXT_HYPHEN; |
| 311 | NEXT_HYPHEN; |
| 312 | NEXT_HYPHEN; |
| 313 | NEXT_HYPHEN; |
| 314 | NEXT_HYPHEN; |
| 315 | NEXT_HYPHEN; |
| 316 | NEXT_HYPHEN; |
| 317 | |
| 318 | /* set CHARSET_REGISTRY and CHARSET_ENCODING */ |
| 319 | encoding = end + 1; |
| 320 | } |
| 321 | while (0); |
| 322 | |
| 323 | #define TRY_LOAD\ |
| 324 | f = XLoadQueryFont(display, buffer2);\ |
| 325 | if (f != NULL) {\ |
| 326 | strcpy(name, buffer2);\ |
| 327 | return f;\ |
| 328 | } |
| 329 | |
| 330 | if (!useDefault) { |
| 331 | char *altstyle = NULL; |
| 332 | |
| 333 | /* Regular is the style for TrueType fonts -- Type1, F3 use roman */ |
| 334 | if (strcmp(style, "regular") == 0) { |
| 335 | altstyle = "roman"; |
| 336 | } |
| 337 | #ifdef __linux__ |
| 338 | if (!strcmp(family, "lucidasans")) { |
| 339 | family = "lucida"; |
| 340 | } |
| 341 | #endif |
| 342 | /* try 1. */ |
| 343 | jio_snprintf(buffer2, sizeof(buffer2), |
| 344 | "-*-%s-%s-%s-*-*-*-%d-*-*-*-*-%s", |
| 345 | family, style, slant, pointSize, encoding); |
| 346 | TRY_LOAD; |
| 347 | |
| 348 | if (altstyle != NULL) { |
| 349 | jio_snprintf(buffer2, sizeof(buffer2), |
| 350 | "-*-%s-%s-%s-*-*-*-%d-*-*-*-*-%s", |
| 351 | family, altstyle, slant, pointSize, encoding); |
| 352 | TRY_LOAD; |
| 353 | } |
| 354 | |
| 355 | /* search bitmap font */ |
| 356 | pixelSize = pointSize / 10; |
| 357 | |
| 358 | /* try 2. */ |
| 359 | jio_snprintf(buffer2, sizeof(buffer2), |
| 360 | "-*-%s-%s-%s-*-*-%d-*-*-*-*-*-%s", |
| 361 | family, style, slant, pixelSize, encoding); |
| 362 | TRY_LOAD; |
| 363 | |
| 364 | if (altstyle != NULL) { |
| 365 | jio_snprintf(buffer2, sizeof(buffer2), |
| 366 | "-*-%s-%s-%s-*-*-%d-*-*-*-*-*-%s", |
| 367 | family, altstyle, slant, pixelSize, encoding); |
| 368 | TRY_LOAD; |
| 369 | } |
| 370 | |
| 371 | /* try 3 */ |
| 372 | jio_snprintf(buffer2, sizeof(buffer2), |
| 373 | "-*-*-%s-%s-*-*-%d-*-*-*-*-*-%s", |
| 374 | style, slant, pixelSize, encoding); |
| 375 | TRY_LOAD; |
| 376 | if (altstyle != NULL) { |
| 377 | jio_snprintf(buffer2, sizeof(buffer2), |
| 378 | "-*-*-%s-%s-*-*-%d-*-*-*-*-*-%s", |
| 379 | altstyle, slant, pixelSize, encoding); |
| 380 | TRY_LOAD; |
| 381 | } |
| 382 | |
| 383 | /* try 4 */ |
| 384 | jio_snprintf(buffer2, sizeof(buffer2), |
| 385 | "-*-*-*-%s-*-*-%d-*-*-*-*-*-%s", |
| 386 | slant, pixelSize, encoding); |
| 387 | |
| 388 | TRY_LOAD; |
| 389 | |
| 390 | /* try 5. */ |
| 391 | jio_snprintf(buffer2, sizeof(buffer2), |
| 392 | "-*-*-*-*-*-*-%d-*-*-*-*-*-%s", |
| 393 | pixelSize, encoding); |
| 394 | TRY_LOAD; |
| 395 | |
| 396 | /* try 6. */ |
| 397 | for (i = 1; i < 4; i++) { |
| 398 | if (pixelSize < i) |
| 399 | break; |
| 400 | jio_snprintf(buffer2, sizeof(buffer2), |
| 401 | "-*-%s-%s-%s-*-*-%d-*-*-*-*-*-%s", |
| 402 | family, style, slant, pixelSize + i, encoding); |
| 403 | TRY_LOAD; |
| 404 | |
| 405 | jio_snprintf(buffer2, sizeof(buffer2), |
| 406 | "-*-%s-%s-%s-*-*-%d-*-*-*-*-*-%s", |
| 407 | family, style, slant, pixelSize - i, encoding); |
| 408 | TRY_LOAD; |
| 409 | |
| 410 | jio_snprintf(buffer2, sizeof(buffer2), |
| 411 | "-*-*-*-*-*-*-%d-*-*-*-*-*-%s", |
| 412 | pixelSize + i, encoding); |
| 413 | TRY_LOAD; |
| 414 | |
| 415 | jio_snprintf(buffer2, sizeof(buffer2), |
| 416 | "-*-*-*-*-*-*-%d-*-*-*-*-*-%s", |
| 417 | pixelSize - i, encoding); |
| 418 | TRY_LOAD; |
| 419 | } |
| 420 | } |
| 421 | } |
| 422 | |
| 423 | strcpy(name, defaultXLFD); |
| 424 | return XLoadQueryFont(display, defaultXLFD); |
| 425 | } |
| 426 | |
| 427 | /* |
| 428 | * Hardwired list of mappings for generic font names "Helvetica", |
| 429 | * "TimesRoman", "Courier", "Dialog", and "DialogInput". |
| 430 | */ |
| 431 | static char *defaultfontname = "fixed"; |
| 432 | static char *defaultfoundry = "misc"; |
| 433 | static char *anyfoundry = "*"; |
| 434 | static char *anystyle = "*-*"; |
| 435 | static char *isolatin1 = "iso8859-1"; |
| 436 | |
| 437 | static char * |
| 438 | Style(int32_t s) |
| 439 | { |
| 440 | switch (s) { |
| 441 | case java_awt_Font_ITALIC: |
| 442 | return "medium-i"; |
| 443 | case java_awt_Font_BOLD: |
| 444 | return "bold-r"; |
| 445 | case java_awt_Font_BOLD + java_awt_Font_ITALIC: |
| 446 | return "bold-i"; |
| 447 | case java_awt_Font_PLAIN: |
| 448 | default: |
| 449 | return "medium-r"; |
| 450 | } |
| 451 | } |
| 452 | |
| 453 | static int32_t |
| 454 | awtJNI_FontName(JNIEnv * env, jstring name, char **foundry, char **facename, char **encoding) |
| 455 | { |
| 456 | char *cname = NULL; |
| 457 | |
| 458 | if (JNU_IsNull(env, name)) { |
| 459 | return 0; |
| 460 | } |
| 461 | cname = (char *) JNU_GetStringPlatformChars(env, name, NULL); |
| 462 | |
| 463 | /* additional default font names */ |
| 464 | if (strcmp(cname, "serif") == 0) { |
| 465 | *foundry = "adobe"; |
| 466 | *facename = "times"; |
| 467 | *encoding = isolatin1; |
| 468 | } else if (strcmp(cname, "sansserif") == 0) { |
| 469 | *foundry = "adobe"; |
| 470 | *facename = "helvetica"; |
| 471 | *encoding = isolatin1; |
| 472 | } else if (strcmp(cname, "monospaced") == 0) { |
| 473 | *foundry = "adobe"; |
| 474 | *facename = "courier"; |
| 475 | *encoding = isolatin1; |
| 476 | } else if (strcmp(cname, "helvetica") == 0) { |
| 477 | *foundry = "adobe"; |
| 478 | *facename = "helvetica"; |
| 479 | *encoding = isolatin1; |
| 480 | } else if (strcmp(cname, "timesroman") == 0) { |
| 481 | *foundry = "adobe"; |
| 482 | *facename = "times"; |
| 483 | *encoding = isolatin1; |
| 484 | } else if (strcmp(cname, "courier") == 0) { |
| 485 | *foundry = "adobe"; |
| 486 | *facename = "courier"; |
| 487 | *encoding = isolatin1; |
| 488 | } else if (strcmp(cname, "dialog") == 0) { |
| 489 | *foundry = "b&h"; |
| 490 | *facename = "lucida"; |
| 491 | *encoding = isolatin1; |
| 492 | } else if (strcmp(cname, "dialoginput") == 0) { |
| 493 | *foundry = "b&h"; |
| 494 | *facename = "lucidatypewriter"; |
| 495 | *encoding = isolatin1; |
| 496 | } else if (strcmp(cname, "zapfdingbats") == 0) { |
| 497 | *foundry = "itc"; |
| 498 | *facename = "zapfdingbats"; |
| 499 | *encoding = "*-*"; |
| 500 | } else { |
| 501 | #ifdef DEBUG |
| 502 | jio_fprintf(stderr, "Unknown font: %s\n", cname); |
| 503 | #endif |
| 504 | *foundry = defaultfoundry; |
| 505 | *facename = defaultfontname; |
| 506 | *encoding = isolatin1; |
| 507 | } |
| 508 | |
| 509 | if (cname != NULL) |
| 510 | JNU_ReleaseStringPlatformChars(env, name, (const char *) cname); |
| 511 | |
| 512 | return 1; |
| 513 | } |
| 514 | |
| 515 | struct FontData * |
| 516 | awtJNI_GetFontData(JNIEnv * env, jobject font, char **errmsg) |
| 517 | { |
| 518 | /* We are going to create at most 4 outstanding local refs in this |
| 519 | * function. */ |
| 520 | if ((*env)->EnsureLocalCapacity(env, 4) < 0) { |
| 521 | return NULL; |
| 522 | } |
| 523 | |
| 524 | if (!JNU_IsNull(env, font) && awtJNI_IsMultiFont(env, font)) { |
| 525 | struct FontData *fdata = NULL; |
| 526 | int32_t i, size; |
| 527 | char *fontsetname = NULL; |
| 528 | char *nativename = NULL; |
| 529 | jobjectArray componentFonts = NULL; |
| 530 | jobject peer = NULL; |
| 531 | jobject fontDescriptor = NULL; |
| 532 | jstring fontDescriptorName = NULL; |
| 533 | jstring charsetName = NULL; |
| 534 | |
| 535 | fdata = (struct FontData *) JNU_GetLongFieldAsPtr(env,font, |
| 536 | fontIDs.pData); |
| 537 | |
| 538 | if (fdata != NULL && fdata->flist != NULL) { |
| 539 | return fdata; |
| 540 | } |
| 541 | size = (*env)->GetIntField(env, font, fontIDs.size); |
| 542 | fdata = (struct FontData *) malloc(sizeof(struct FontData)); |
| 543 | |
| 544 | peer = (*env)->CallObjectMethod(env, font, fontIDs.getPeer); |
| 545 | |
| 546 | componentFonts = |
| 547 | (*env)->GetObjectField(env, peer, platformFontIDs.componentFonts); |
| 548 | /* We no longer need peer */ |
| 549 | (*env)->DeleteLocalRef(env, peer); |
| 550 | |
| 551 | fdata->charset_num = (*env)->GetArrayLength(env, componentFonts); |
| 552 | |
| 553 | fdata->flist = (awtFontList *) malloc(sizeof(awtFontList) |
| 554 | * fdata->charset_num); |
| 555 | fdata->xfont = NULL; |
| 556 | for (i = 0; i < fdata->charset_num; i++) { |
| 557 | /* |
| 558 | * set xlfd name |
| 559 | */ |
| 560 | |
| 561 | fontDescriptor = (*env)->GetObjectArrayElement(env, componentFonts, i); |
| 562 | fontDescriptorName = |
| 563 | (*env)->GetObjectField(env, fontDescriptor, |
| 564 | fontDescriptorIDs.nativeName); |
| 565 | |
| 566 | if (!JNU_IsNull(env, fontDescriptorName)) { |
| 567 | nativename = (char *) JNU_GetStringPlatformChars(env, fontDescriptorName, NULL); |
| 568 | } else { |
| 569 | nativename = ""; |
| 570 | } |
| 571 | |
| 572 | fdata->flist[i].xlfd = malloc(strlen(nativename) |
| 573 | + strlen(defaultXLFD)); |
| 574 | jio_snprintf(fdata->flist[i].xlfd, strlen(nativename) + 10, |
| 575 | nativename, size * 10); |
| 576 | |
| 577 | if (nativename != NULL && nativename != "") |
| 578 | JNU_ReleaseStringPlatformChars(env, fontDescriptorName, (const char *) nativename); |
| 579 | |
| 580 | /* |
| 581 | * set charset_name |
| 582 | */ |
| 583 | |
| 584 | charsetName = |
| 585 | (*env)->GetObjectField(env, fontDescriptor, |
| 586 | fontDescriptorIDs.charsetName); |
| 587 | |
| 588 | fdata->flist[i].charset_name = (char *) |
| 589 | JNU_GetStringPlatformChars(env, charsetName, NULL); |
| 590 | |
| 591 | /* We are done with the objects. */ |
| 592 | (*env)->DeleteLocalRef(env, fontDescriptor); |
| 593 | (*env)->DeleteLocalRef(env, fontDescriptorName); |
| 594 | (*env)->DeleteLocalRef(env, charsetName); |
| 595 | |
| 596 | /* |
| 597 | * set load & XFontStruct |
| 598 | */ |
| 599 | fdata->flist[i].load = 0; |
| 600 | |
| 601 | /* |
| 602 | * This appears to be a bogus check. The actual intent appears |
| 603 | * to be to find out whether this is the "base" font in a set, |
| 604 | * rather than iso8859_1 explicitly. Note that iso8859_15 will |
| 605 | * and must also pass this test. |
| 606 | */ |
| 607 | |
| 608 | if (fdata->xfont == NULL && |
| 609 | strstr(fdata->flist[i].charset_name, "8859_1")) { |
| 610 | fdata->flist[i].xfont = |
| 611 | loadFont(awt_display, fdata->flist[i].xlfd, size * 10); |
| 612 | if (fdata->flist[i].xfont != NULL) { |
| 613 | fdata->flist[i].load = 1; |
| 614 | fdata->xfont = fdata->flist[i].xfont; |
| 615 | fdata->flist[i].index_length = 1; |
| 616 | } else { |
| 617 | if (errmsg != NULL) { |
| 618 | *errmsg = "java/lang" "NullPointerException"; |
| 619 | } |
| 620 | (*env)->DeleteLocalRef(env, componentFonts); |
| 621 | return NULL; |
| 622 | } |
| 623 | } |
| 624 | } |
| 625 | (*env)->DeleteLocalRef(env, componentFonts); |
| 626 | /* |
| 627 | * XFontSet will create if the peer of TextField/TextArea |
| 628 | * are used. |
| 629 | */ |
| 630 | fdata->xfs = NULL; |
| 631 | |
| 632 | JNU_SetLongFieldFromPtr(env,font,fontIDs.pData,fdata); |
| 633 | Disposer_AddRecord(env, font, pDataDisposeMethod, ptr_to_jlong(fdata)); |
| 634 | return fdata; |
| 635 | } else { |
| 636 | Display *display = NULL; |
| 637 | struct FontData *fdata = NULL; |
| 638 | char fontSpec[1024]; |
| 639 | int32_t height; |
| 640 | int32_t oheight; |
| 641 | int32_t above = 0; /* tries above height */ |
| 642 | int32_t below = 0; /* tries below height */ |
| 643 | char *foundry = NULL; |
| 644 | char *name = NULL; |
| 645 | char *encoding = NULL; |
| 646 | char *style = NULL; |
| 647 | XFontStruct *xfont = NULL; |
| 648 | jstring family = NULL; |
| 649 | |
| 650 | if (JNU_IsNull(env, font)) { |
| 651 | if (errmsg != NULL) { |
| 652 | *errmsg = "java/lang" "NullPointerException"; |
| 653 | } |
| 654 | return (struct FontData *) NULL; |
| 655 | } |
| 656 | display = XDISPLAY; |
| 657 | |
| 658 | fdata = (struct FontData *) JNU_GetLongFieldAsPtr(env,font,fontIDs.pData); |
| 659 | if (fdata != NULL && fdata->xfont != NULL) { |
| 660 | return fdata; |
| 661 | } |
| 662 | |
| 663 | family = (*env)->CallObjectMethod(env, font, fontIDs.getFamily); |
| 664 | |
| 665 | if (!awtJNI_FontName(env, family, &foundry, &name, &encoding)) { |
| 666 | if (errmsg != NULL) { |
| 667 | *errmsg = "java/lang" "NullPointerException"; |
| 668 | } |
| 669 | (*env)->DeleteLocalRef(env, family); |
| 670 | return (struct FontData *) NULL; |
| 671 | } |
| 672 | style = Style((*env)->GetIntField(env, font, fontIDs.style)); |
| 673 | oheight = height = (*env)->GetIntField(env, font, fontIDs.size); |
| 674 | |
| 675 | while (1) { |
| 676 | jio_snprintf(fontSpec, sizeof(fontSpec), "-%s-%s-%s-*-*-%d-*-*-*-*-*-%s", |
| 677 | foundry, |
| 678 | name, |
| 679 | style, |
| 680 | height, |
| 681 | encoding); |
| 682 | |
| 683 | /*fprintf(stderr,"LoadFont: %s\n", fontSpec); */ |
| 684 | xfont = XLoadQueryFont(display, fontSpec); |
| 685 | |
| 686 | /* XXX: sometimes XLoadQueryFont returns a bogus font structure */ |
| 687 | /* with negative ascent. */ |
| 688 | if (xfont == (Font) NULL || xfont->ascent < 0) { |
| 689 | if (xfont != NULL) { |
| 690 | XFreeFont(display, xfont); |
| 691 | } |
| 692 | if (foundry != anyfoundry) { /* Use ptr comparison here, not strcmp */ |
| 693 | /* Try any other foundry before messing with the sizes */ |
| 694 | foundry = anyfoundry; |
| 695 | continue; |
| 696 | } |
| 697 | /* We couldn't find the font. We'll try to find an */ |
| 698 | /* alternate by searching for heights above and below our */ |
| 699 | /* preferred height. We try for 4 heights above and below. */ |
| 700 | /* If we still can't find a font we repeat the algorithm */ |
| 701 | /* using misc-fixed as the font. If we then fail, then we */ |
| 702 | /* give up and signal an error. */ |
| 703 | if (above == below) { |
| 704 | above++; |
| 705 | height = oheight + above; |
| 706 | } else { |
| 707 | below++; |
| 708 | if (below > 4) { |
| 709 | if (name != defaultfontname || style != anystyle) { |
| 710 | name = defaultfontname; |
| 711 | foundry = defaultfoundry; |
| 712 | height = oheight; |
| 713 | style = anystyle; |
| 714 | encoding = isolatin1; |
| 715 | above = below = 0; |
| 716 | continue; |
| 717 | } else { |
| 718 | if (errmsg != NULL) { |
| 719 | *errmsg = "java/io/" "FileNotFoundException"; |
| 720 | } |
| 721 | (*env)->DeleteLocalRef(env, family); |
| 722 | return (struct FontData *) NULL; |
| 723 | } |
| 724 | } |
| 725 | height = oheight - below; |
| 726 | } |
| 727 | continue; |
| 728 | } else { |
| 729 | fdata = ZALLOC(FontData); |
| 730 | |
| 731 | if (fdata == NULL) { |
| 732 | if (errmsg != NULL) { |
| 733 | *errmsg = "java/lang" "OutOfMemoryError"; |
| 734 | } |
| 735 | } else { |
| 736 | fdata->xfont = xfont; |
| 737 | JNU_SetLongFieldFromPtr(env,font,fontIDs.pData,fdata); |
| 738 | Disposer_AddRecord(env, font, pDataDisposeMethod, |
| 739 | ptr_to_jlong(fdata)); |
| 740 | } |
| 741 | (*env)->DeleteLocalRef(env, family); |
| 742 | return fdata; |
| 743 | } |
| 744 | } |
| 745 | /* not reached */ |
| 746 | } |
| 747 | } |
| 748 | |
| 749 | /* |
| 750 | * Class: sun_awt_motif_X11FontMetrics |
| 751 | * Method: getMFCharsWidth |
| 752 | * Signature: ([CIILjava/awt/Font;)I |
| 753 | */ |
| 754 | JNIEXPORT jint JNICALL Java_sun_awt_motif_X11FontMetrics_getMFCharsWidth |
| 755 | (JNIEnv *env, jobject this, jcharArray data, jint offset, jint length, jobject font) |
| 756 | { |
| 757 | jint retVal = 0; |
| 758 | |
| 759 | AWT_LOCK(); |
| 760 | |
| 761 | retVal = awtJNI_GetMFStringWidth(env, data, offset, length, font); |
| 762 | |
| 763 | AWT_UNLOCK(); |
| 764 | return retVal; |
| 765 | } |
| 766 | |
| 767 | /* |
| 768 | * Class: sun_awt_motif_X11FontMetrics |
| 769 | * Method: bytesWidth |
| 770 | * Signature: ([BII)I |
| 771 | */ |
| 772 | JNIEXPORT jint JNICALL Java_sun_awt_motif_X11FontMetrics_bytesWidth |
| 773 | (JNIEnv *env, jobject this, jbyteArray str, jint off, jint len) |
| 774 | { |
| 775 | jint w = 0; |
| 776 | unsigned char *s = NULL, *tmpPointer = NULL; |
| 777 | int32_t ch = 0; |
| 778 | int32_t cnt = 0; |
| 779 | jobject widths = NULL; |
| 780 | jint tempWidths[256]; |
| 781 | jint maxAdvance = 0; |
| 782 | int32_t widlen = 0; |
| 783 | |
| 784 | if (JNU_IsNull(env, str)) { |
| 785 | JNU_ThrowNullPointerException(env, "NullPointerException"); |
| 786 | return 0; |
| 787 | } |
| 788 | |
| 789 | cnt = (*env)->GetArrayLength(env, str); |
| 790 | if (cnt == 0) { |
| 791 | return 0; |
| 792 | } |
| 793 | |
| 794 | widths = (*env)->GetObjectField(env, this, x11FontMetricsIDs.widths); |
| 795 | maxAdvance = (*env)->GetIntField(env, this, x11FontMetricsIDs.maxAdvance); |
| 796 | if (!JNU_IsNull(env, widths)) { |
| 797 | w = 0; |
| 798 | widlen = (*env)->GetArrayLength(env, widths); |
| 799 | (*env)->GetIntArrayRegion(env, widths, 0, widlen, (jint *) tempWidths); |
| 800 | |
| 801 | s = tmpPointer = (unsigned char *) (*env)->GetPrimitiveArrayCritical(env, str, NULL); |
| 802 | if (s == NULL) { |
| 803 | return 0; |
| 804 | } |
| 805 | |
| 806 | while (--cnt >= 0) { |
| 807 | ch = *tmpPointer++; |
| 808 | if (ch < widlen) { |
| 809 | w += tempWidths[ch]; |
| 810 | } else { |
| 811 | w += maxAdvance; |
| 812 | } |
| 813 | } |
| 814 | |
| 815 | (*env)->ReleasePrimitiveArrayCritical(env, str, (jchar *) s, JNI_ABORT); |
| 816 | } else { |
| 817 | w = maxAdvance * cnt; |
| 818 | } |
| 819 | return w; |
| 820 | } |
| 821 | |
| 822 | /* |
| 823 | * Class: sun_awt_motif_X11FontMetrics |
| 824 | * Method: init |
| 825 | * Signature: ()V |
| 826 | */ |
| 827 | JNIEXPORT void JNICALL Java_sun_awt_motif_X11FontMetrics_init |
| 828 | (JNIEnv *env, jobject this) |
| 829 | { |
| 830 | jobject font = NULL; |
| 831 | struct FontData *fdata = NULL; |
| 832 | jint tempWidths[256]; |
| 833 | jintArray widths = NULL; |
| 834 | int32_t ccount = 0; |
| 835 | int32_t i = 0; |
| 836 | int32_t tempWidthsIndex = 0; |
| 837 | char *err = NULL; |
| 838 | |
| 839 | if (JNU_IsNull(env, this)) { |
| 840 | JNU_ThrowNullPointerException(env, "NullPointerException"); |
| 841 | return; |
| 842 | } |
| 843 | AWT_LOCK(); |
| 844 | |
| 845 | font = (*env)->GetObjectField(env, this, x11FontMetricsIDs.font); |
| 846 | if (JNU_IsNull(env, this)) { |
| 847 | JNU_ThrowNullPointerException(env, "NullPointerException"); |
| 848 | AWT_UNLOCK(); |
| 849 | return; |
| 850 | } |
| 851 | fdata = awtJNI_GetFontData(env, font, &err); |
| 852 | if (fdata == NULL) { |
| 853 | JNU_ThrowInternalError(env, err); |
| 854 | AWT_UNLOCK(); |
| 855 | return; |
| 856 | } |
| 857 | |
| 858 | /* |
| 859 | * Bug 4103248, 4120310. We must take all of the fonts into |
| 860 | * consideration in providing the metrics, not just the 8859-1 font, |
| 861 | * because the underlying Motif widgets are. |
| 862 | */ |
| 863 | if (awtJNI_IsMultiFont(env, font) && fdata->xfs == NULL) { |
| 864 | fdata->xfs = awtJNI_MakeFontSet(env, font); |
| 865 | } |
| 866 | if (fdata->xfs != NULL) { |
| 867 | XFontSetExtents *fs_extents = NULL; |
| 868 | fs_extents = XExtentsOfFontSet(fdata->xfs); |
| 869 | |
| 870 | (*env)->SetIntField(env, this, x11FontMetricsIDs.maxAscent, |
| 871 | (jint)(-fs_extents->max_logical_extent.y)); |
| 872 | (*env)->SetIntField(env, this, x11FontMetricsIDs.maxDescent, |
| 873 | (jint)(fs_extents->max_logical_extent.height + |
| 874 | fs_extents->max_logical_extent.y)); |
| 875 | (*env)->SetIntField(env, this, x11FontMetricsIDs.maxAdvance, |
| 876 | (jint)(fs_extents->max_logical_extent.width)); |
| 877 | (*env)->SetIntField(env, this, x11FontMetricsIDs.ascent, |
| 878 | (jint)(-fs_extents->max_ink_extent.y)); |
| 879 | (*env)->SetIntField(env, this, x11FontMetricsIDs.descent, |
| 880 | (jint)(fs_extents->max_ink_extent.height + |
| 881 | fs_extents->max_ink_extent.y)); |
| 882 | } else { |
| 883 | (*env)->SetIntField(env, this, x11FontMetricsIDs.maxAscent, |
| 884 | (jint) fdata->xfont->max_bounds.ascent); |
| 885 | (*env)->SetIntField(env, this, x11FontMetricsIDs.maxDescent, |
| 886 | (jint) fdata->xfont->max_bounds.descent); |
| 887 | (*env)->SetIntField(env, this, x11FontMetricsIDs.maxAdvance, |
| 888 | (jint) fdata->xfont->max_bounds.width); |
| 889 | (*env)->SetIntField(env, this, x11FontMetricsIDs.ascent, |
| 890 | (jint) fdata->xfont->ascent); |
| 891 | (*env)->SetIntField(env, this, x11FontMetricsIDs.descent, |
| 892 | (jint) fdata->xfont->descent); |
| 893 | } |
| 894 | |
| 895 | (*env)->SetIntField(env, this, x11FontMetricsIDs.leading, (jint) 1); |
| 896 | (*env)->SetIntField(env, this, x11FontMetricsIDs.height, |
| 897 | (jint) fdata->xfont->ascent + fdata->xfont->descent + 1); |
| 898 | (*env)->SetIntField(env, this, x11FontMetricsIDs.maxHeight, |
| 899 | (jint) fdata->xfont->max_bounds.ascent |
| 900 | + fdata->xfont->max_bounds.descent + 1); |
| 901 | |
| 902 | |
| 903 | widths = (*env)->NewIntArray(env, 256); |
| 904 | (*env)->SetObjectField(env, this, x11FontMetricsIDs.widths, widths); |
| 905 | if (JNU_IsNull(env, widths)) { |
| 906 | JNU_ThrowOutOfMemoryError(env, "OutOfMemoryError"); |
| 907 | AWT_UNLOCK(); |
| 908 | return; |
| 909 | } |
| 910 | /* |
| 911 | * We could pin the array and then release it, but I believe this method |
| 912 | * is faster and perturbs the VM less |
| 913 | * |
| 914 | */ |
| 915 | memset(tempWidths, 0, 256 * sizeof(jint)); |
| 916 | |
| 917 | tempWidthsIndex = fdata->xfont->min_char_or_byte2; |
| 918 | |
| 919 | ccount = fdata->xfont->max_char_or_byte2 - fdata->xfont->min_char_or_byte2; |
| 920 | |
| 921 | if (fdata->xfont->per_char) { |
| 922 | for (i = 0; i <= ccount; i++) { |
| 923 | tempWidths[tempWidthsIndex++] = (jint) fdata->xfont->per_char[i].width; |
| 924 | } |
| 925 | } else { |
| 926 | for (i = 0; i <= ccount; i++) { |
| 927 | tempWidths[tempWidthsIndex++] = (jint) fdata->xfont->max_bounds.width; |
| 928 | } |
| 929 | } |
| 930 | |
| 931 | (*env)->SetIntArrayRegion(env, widths, 0, 256, (jint *) tempWidths); |
| 932 | |
| 933 | AWT_UNLOCK(); |
| 934 | } |
| 935 | |
| 936 | /* |
| 937 | * Registered with the 2D disposer to be called after the Font is GC'd. |
| 938 | */ |
| 939 | static void pDataDisposeMethod(JNIEnv *env, jlong pData) |
| 940 | { |
| 941 | struct FontData *fdata = NULL; |
| 942 | int32_t i = 0; |
| 943 | Display *display = XDISPLAY; |
| 944 | |
| 945 | AWT_LOCK(); |
| 946 | fdata = (struct FontData *)pData; |
| 947 | |
| 948 | if (fdata == NULL) { |
| 949 | AWT_UNLOCK(); |
| 950 | return; |
| 951 | } |
| 952 | |
| 953 | if (fdata->xfs != NULL) { |
| 954 | XFreeFontSet(display, fdata->xfs); |
| 955 | } |
| 956 | |
| 957 | /* AWT fonts are always "multifonts" and probably have been in |
| 958 | * all post 1.0 releases, so this test test for multi fonts is |
| 959 | * probably not needed, and the singleton xfont is probably never used. |
| 960 | */ |
| 961 | if (fdata->charset_num > 0) { |
| 962 | for (i = 0; i < fdata->charset_num; i++) { |
| 963 | free((void *)fdata->flist[i].xlfd); |
| 964 | JNU_ReleaseStringPlatformChars(env, NULL, |
| 965 | fdata->flist[i].charset_name); |
| 966 | if (fdata->flist[i].load) { |
| 967 | XFreeFont(display, fdata->flist[i].xfont); |
| 968 | } |
| 969 | } |
| 970 | |
| 971 | free((void *)fdata->flist); |
| 972 | |
| 973 | /* Don't free fdata->xfont because it is equal to fdata->flist[i].xfont |
| 974 | for some 'i' */ |
| 975 | } else { |
| 976 | if (fdata->xfont != NULL) { |
| 977 | XFreeFont(display, fdata->xfont); |
| 978 | } |
| 979 | } |
| 980 | |
| 981 | free((void *)fdata); |
| 982 | |
| 983 | AWT_UNLOCK(); |
| 984 | } |
| 985 | #endif /* !HEADLESS */ |