wmtime/wmtime/wmtime.c

   1 /*
   2         Code based on wmppp/wmifs
   3
   4         [Orig WMMON comments]
   5
   6         This code was mainly put together by looking at the
   7         following programs:
   8
   9         asclock
  10                 A neat piece of equip, used to display the date
  11                 and time on the screen.
  12                 Comes with every AfterStep installation.
  13
  14                 Source used:
  15                         How do I create a not so solid window?
  16                         How do I open a window?
  17                         How do I use pixmaps?
  18
  19         ------------------------------------------------------------
  20
  21         Author: Martijn Pieterse (pieterse@xs4all.nl)
  22
  23         This program is distributed under the GPL license.
  24         (as were asclock and pppstats)
  25
  26         ----
  27         Changes:
  28         ----
  29    15/07/2008 (Paul Harris, harris.pc@gmail.com)
  30       * Minor changes to correct build warnings
  31         09/10/2003 (Simon Law, sfllaw@debian.org)
  32                 * Add -geometry support
  33                 * Add -noseconds support
  34                 * Make the digital clock fill the space provided
  35                 * Eliminated exploitable static buffers
  36         17/05/1998 (Antoine Nulle, warp@xs4all.nl)
  37                 * Updated version number and some other minor stuff
  38         16/05/1998 (Antoine Nulle, warp@xs4all.nl)
  39                 * Added Locale support, based on original diff supplied
  40                   by Alen Salamun (snowman@hal9000.medinet.si)
  41         04/05/1998 (Martijn Pieterse, pieterse@xs4all.nl)
  42                 * Moved the hands one pixel down.
  43                 * Removed the RedrawWindow out of the main loop
  44         02/05/1998 (Martijn Pieterse, pieterse@xs4all.nl)
  45                 * Removed a lot of code that was in the wmgeneral dir.
  46         02/05/1998 (Antoine Nulle, warp@xs4all.nl)
  47                 * Updated master-xpm, hour dots where a bit 'off'
  48         30/04/1998 (Martijn Pieterse, pieterse@xs4all.nl)
  49                 * Added anti-aliased hands
  50         23/04/1998 (Martijn Pieterse, pieterse@xs4all.nl)
  51                 * Changed the hand lengths.. again! ;)
  52                 * Zombies were created, so added wait code
  53         21/04/1998 (Martijn Pieterse, pieterse@xs4all.nl)
  54                 * Added digital/analog switching support
  55         18/04/1998 (Martijn Pieterse, pieterse@xs4all.nl)
  56                 * Started this project.
  57                 * Copied the source from wmmon.
  58 */
  59
  60 #define _GNU_SOURCE
  61 #include <stdlib.h>
  62 #include <stdio.h>
  63 #include <time.h>
  64 #include <string.h>
  65 #include <fcntl.h>
  66 #include <unistd.h>
  67 #include <math.h>
  68 #include <locale.h>
  69 #include <langinfo.h>
  70 #include <iconv.h>
  71 #include <ctype.h>
  72
  73 #include <sys/wait.h>
  74 #include <sys/param.h>
  75 #include <sys/types.h>
  76
  77 #include <X11/Xlib.h>
  78 #include <X11/xpm.h>
  79 #include <X11/extensions/shape.h>
  80
  81 #include "../wmgeneral/wmgeneral.h"
  82 #include "../wmgeneral/misc.h"
  83
  84 #include "wmtime-master.xpm"
  85 #include "wmtime-mask.xbm"
  86
  87   /***********/
  88  /* Defines */
  89 /***********/
  90
  91 const char* default_left_action = NULL;
  92 const char* default_middle_action = NULL;
  93 const char* default_right_action = NULL;
  94
  95 #define WMMON_VERSION "1.1"
  96
  97   /********************/
  98  /* Global Variables */
  99 /********************/
 100
 101 int             digital = 0;
 102 int             noseconds = 0;
 103 char    day_of_week[7][3] = { "SU", "MO", "TU", "WE", "TH", "FR", "SA" };
 104 char    mon_of_year[12][4] = { "JAN", "FEB", "MAR", "APR", "MAY", "JUN", "JUL", "AUG", "SEP", "OCT", "NOV", "DEC" };
 105
 106 /* functions */
 107 void usage(char *);
 108 void printversion(void);
 109
 110 void wmtime_routine(int, char **);
 111 void get_lang();
 112
 113 int main(int argc, char *argv[]) {
 114
 115         int             i;
 116         char    *name = argv[0];
 117
 118         for (i=1; i<argc; i++) {
 119                 char *arg = argv[i];
 120
 121                 if (*arg=='-') {
 122                         switch (arg[1]) {
 123                         case 'd' :
 124                                 if (strcmp(arg+1, "display")
 125                                     && strcmp(arg+1, "digital") && strcmp(arg+1, "d")) {
 126                                         usage(name);
 127                                         return 1;
 128                                 }
 129                                 if (!strcmp(arg+1, "digital") || !(strcmp(arg+1, "d")))
 130                                         digital = 1;
 131                                 break;
 132                         case 'g' :
 133                                 if (strcmp(arg+1, "geometry")) {
 134                                         usage(name);
 135                                         return 1;
 136                                 }
 137                                 break;
 138                         case 'n' :
 139                                 if (strcmp(arg+1, "noseconds") && strcmp(arg+1, "n")) {
 140                                         usage(name);
 141                                         return 1;
 142                                 } else {
 143                                         noseconds = 1;
 144                                 }
 145                                 break;
 146                         case 'v' :
 147                                 printversion();
 148                                 return 0;
 149                         default:
 150                                 usage(name);
 151                                 return 1;
 152                         }
 153                 }
 154         }
 155
 156         if (setlocale(LC_ALL, "") != NULL)
 157                 get_lang();
 158
 159         wmtime_routine(argc, argv);
 160         return 0;
 161 }
 162
 163 /************/
 164 /* get_lang */
 165 /************/
 166 void get_lang(void)
 167 {
 168         char langbuf[10], outbuf[10];
 169         char *inp, *outp;
 170         iconv_t icd;
 171         int i, ret;
 172         size_t insize, outsize;
 173
 174         icd = iconv_open("ASCII//TRANSLIT", nl_langinfo(CODESET));
 175         if (icd < 0)
 176                 return;
 177
 178         for (i = 0; i < 7; i++) {
 179                 strncpy(langbuf, nl_langinfo(ABDAY_1 + i), 10);
 180                 insize = outsize = 10;
 181                 inp = langbuf;
 182                 outp = outbuf;
 183                 do {
 184                         ret = iconv(icd, &inp, &insize, &outp, &outsize);
 185                 } while (outsize > 0 && ret > 0);
 186                 if (strstr(outbuf,"?") != NULL) return;
 187                 for (outp = outbuf, outsize = 0; *outp != 0 && outsize < 2;
 188                     outp++, outsize++)
 189                         day_of_week[i][outsize] = toupper(*outp);
 190         }
 191         for (i = 0; i < 12; i++) {
 192                 strncpy(langbuf, nl_langinfo(ABMON_1 + i), 10);
 193                 insize = outsize = 10;
 194                 inp = langbuf;
 195                 outp = outbuf;
 196                 do {
 197                         ret = iconv(icd, &inp, &insize, &outp, &outsize);
 198                 } while (outsize > 0 && ret > 0);
 199                 if (strstr(outbuf,"?") != NULL) return;
 200                 for (outp = outbuf, outsize = 0; *outp != 0 && outsize < 3;
 201                     outp++, outsize++)
 202                         mon_of_year[i][outsize] = toupper(*outp);
 203         }
 204
 205         iconv_close(icd);
 206 }
 207
 208 /*******************************************************************************\
 209 |* wmtime_routine                                                                                                                          *|
 210 \*******************************************************************************/
 211
 212 char            *left_action = NULL;
 213 char            *right_action = NULL;
 214 char            *middle_action = NULL;
 215
 216 void DrawTime(int, int, int);
 217 void DrawWijzer(int, int, int);
 218 void DrawDate(int, int, int);
 219
 220 void wmtime_routine(int argc, char **argv) {
 221
 222         rckeys          wmtime_keys[] = {
 223                 { "left", &left_action },
 224                 { "right", &right_action },
 225                 { "middle", &middle_action },
 226                 { NULL, NULL }
 227         };
 228
 229         int                     i;
 230         XEvent          Event;
 231         int                     but_stat = -1;
 232
 233         struct tm       *time_struct;
 234
 235         long            starttime;
 236         long            curtime;
 237
 238         char            *conffile = NULL;
 239
 240         /* Scan through ~/.wmtimerc for the mouse button actions. */
 241         if (default_left_action) left_action = strdup(default_left_action);
 242         if (default_middle_action) middle_action = strdup(default_middle_action);
 243         if (default_right_action) right_action = strdup(default_right_action);
 244
 245         /* Scan through the .rc files */
 246         if (asprintf(&conffile, "/etc/wmtimerc") >= 0) {
 247                 parse_rcfile(conffile, wmtime_keys);
 248                 free(conffile);
 249         }
 250
 251         if (asprintf(&conffile, "%s/.wmtimerc", getenv("HOME")) >= 0) {
 252                 parse_rcfile(conffile, wmtime_keys);
 253                 free(conffile);
 254         }
 255
 256         if (asprintf(&conffile, "/etc/wmtimerc.fixed") >= 0) {
 257                 parse_rcfile(conffile, wmtime_keys);
 258                 free(conffile);
 259         }
 260
 261         openXwindow(argc, argv, wmtime_master_xpm, wmtime_mask_bits, 128, 64);
 262
 263         /* Mask out the right parts of the clock */
 264         copyXPMArea(0, 0, 128, 64, 0, 98);   /* Draw the borders */
 265         copyXPMArea(0, 0, 64, 64, 64, 0);    /* Draw the clock face */
 266         copyXPMArea(64, 98, 64, 64, 0, 0);   /* Draw the LCD background */
 267         setMaskXY(0, 0);
 268
 269     /* add mouse region */
 270         AddMouseRegion(0, 5, 48, 58, 60);
 271         AddMouseRegion(1, 5, 5, 58, 46);
 272
 273         starttime = time(0);
 274
 275         curtime = time(0);
 276         time_struct = localtime(&curtime);
 277
 278         while (1) {
 279                 curtime = time(0);
 280
 281                 waitpid(0, NULL, WNOHANG);
 282
 283                 time_struct = localtime(&curtime);
 284
 285
 286                 if (curtime >= starttime) {
 287                         if (!digital) {
 288                                 /* Now to update the seconds */
 289
 290                                 DrawWijzer(time_struct->tm_hour, time_struct->tm_min, time_struct->tm_sec);
 291
 292                                 DrawDate(time_struct->tm_wday, time_struct->tm_mday, time_struct->tm_mon);
 293
 294                         } else {
 295
 296                                 DrawTime(time_struct->tm_hour, time_struct->tm_min, time_struct->tm_sec);
 297
 298                                 DrawDate(time_struct->tm_wday, time_struct->tm_mday, time_struct->tm_mon);
 299                         }
 300                         RedrawWindow();
 301                 }
 302
 303
 304                 while (XPending(display)) {
 305                         XNextEvent(display, &Event);
 306                         switch (Event.type) {
 307                         case Expose:
 308                                 RedrawWindow();
 309                                 break;
 310                         case DestroyNotify:
 311                                 XCloseDisplay(display);
 312                                 exit(0);
 313                                 break;
 314                         case ButtonPress:
 315                                 but_stat = CheckMouseRegion(Event.xbutton.x, Event.xbutton.y);
 316                                 break;
 317                         case ButtonRelease:
 318                                 i = CheckMouseRegion(Event.xbutton.x, Event.xbutton.y);
 319                                 if (but_stat == i && but_stat >= 0) {
 320                                         switch (but_stat) {
 321                                         case 0:
 322                                                 digital = 1-digital;
 323
 324                                                 if (digital) {
 325                                                         copyXPMArea(64, 98, 64, 64, 0, 0);
 326                                                         DrawTime(time_struct->tm_hour, time_struct->tm_min, time_struct->tm_sec);
 327                                                         DrawDate(time_struct->tm_wday, time_struct->tm_mday, time_struct->tm_mon);
 328                                                 } else {
 329                                                         copyXPMArea(0, 98, 64, 64, 0, 0);
 330                                                         DrawWijzer(time_struct->tm_hour, time_struct->tm_min, time_struct->tm_sec);
 331                                                         DrawDate(time_struct->tm_wday, time_struct->tm_mday, time_struct->tm_mon);
 332                                                 }
 333                                                 RedrawWindow();
 334                                                 break;
 335                                         case 1:
 336                                                 switch (Event.xbutton.button) {
 337                                                 case 1:
 338                                                         if (left_action)
 339                                                                 execCommand(left_action);
 340                                                         break;
 341                                                 case 2:
 342                                                         if (middle_action)
 343                                                                 execCommand(middle_action);
 344                                                         break;
 345                                                 case 3:
 346                                                         if (right_action)
 347                                                                 execCommand(right_action);
 348                                                         break;
 349                                                 }
 350                                         }
 351                                 }
 352                                 break;
 353                         }
 354                 }
 355
 356                 /* Sleep 0.3 seconds */
 357                 usleep(300000L);
 358         }
 359 }
 360
 361 /*******************************************************************************\
 362 |* DrawTime                                                                                                                                        *|
 363 \*******************************************************************************/
 364
 365 void DrawTime(int hr, int min, int sec) {
 366         const int time_size = 16;
 367         char    time[time_size];
 368         char    *p = time;
 369         int             i,j,k=6;
 370         int numfields;
 371
 372         /* 7x13 */
 373
 374         if (noseconds) {
 375                 snprintf(time, time_size, "%02d:%02d ", hr, min);
 376                 numfields = 2;
 377         }
 378         else {
 379                 snprintf(time, time_size, "%02d:%02d:%02d ", hr, min, sec);
 380                 numfields = 3;
 381         }
 382
 383         for (i=0; i < numfields; i++) {
 384                 for (j=0; j<2; j++) {
 385                         copyXPMArea((*p-'0')*7 + 1, 84, 8, 13, k, 18);
 386                         k += 7;
 387                         p++;
 388                 }
 389                 if (*p == ':') {
 390                         copyXPMArea(71, 84, 5, 13, k, 18);
 391                         k += 4;
 392                         p++;
 393                 }
 394         }
 395 }
 396
 397 /*******************************************************************************\
 398 |* DrawDate                                                                                                                                        *|
 399 \*******************************************************************************/
 400
 401 void DrawDate(int wkday, int dom, int month) {
 402         const int date_size = 16;
 403         char    date[date_size];
 404         char    *p = date;
 405         int             i,k;
 406
 407         /* 7x13 */
 408
 409         snprintf(date, date_size,
 410                         "%.2s%02d%.3s  ", day_of_week[wkday], dom, mon_of_year[month]);
 411
 412         k = 5;
 413         for (i=0; i<2; i++) {
 414                 if (*p < 'A')
 415                         copyXPMArea((*p-'0')*6, 64, 6, 9, k, 49);
 416                 else
 417                         copyXPMArea((*p-'A')*6, 74, 6, 9, k, 49);
 418                 k += 6;
 419                 p++;
 420         }
 421         k = 23;
 422         for (i=0; i<2; i++) {
 423                 copyXPMArea((*p-'0')*6, 64, 6, 9, k, 49);
 424                 k += 6;
 425                 p++;
 426         }
 427         copyXPMArea(61, 64, 4, 9, k, 49);
 428         k += 4;
 429         for (i=0; i<3; i++) {
 430                 if (*p < 'A')
 431                         copyXPMArea((*p-'0')*6, 64, 6, 9, k, 49);
 432                 else
 433                         copyXPMArea((*p-'A')*6, 74, 6, 9, k, 49);
 434                 k += 6;
 435                 p++;
 436         }
 437 }
 438
 439 /*******************************************************************************\
 440 |* DrawWijzer                                                                                                                              *|
 441 \*******************************************************************************/
 442
 443 void DrawWijzer(int hr, int min, int sec) {
 444
 445         double          psi;
 446         int                     dx,dy;
 447         int                     x,y;
 448         int                     ddx,ddy;
 449         int                     adder;
 450         int                     k;
 451
 452         int                     i;
 453
 454         hr %= 12;
 455
 456         copyXPMArea(5+64, 5, 54, 40, 5, 5);
 457
 458         /**********************************************************************/
 459         psi = hr * (M_PI / 6.0);
 460         psi += min * (M_PI / 360);
 461
 462         dx = floor(sin(psi) * 22 * 0.7 + 0.5);
 463         dy = floor(-cos(psi) * 16 * 0.7 + 0.5);
 464
 465         // dx, dy is het punt waar we naar toe moeten.
 466         // Zoek alle punten die ECHT op de lijn liggen:
 467
 468         ddx = 1;
 469         ddy = 1;
 470         if (dx < 0) ddx = -1;
 471         if (dy < 0) ddy = -1;
 472
 473         x = 0;
 474         y = 0;
 475
 476         if (abs(dx) > abs(dy)) {
 477                 if (dy != 0)
 478                         adder = abs(dx) / 2;
 479                 else
 480                         adder = 0;
 481                 for (i=0; i<abs(dx); i++) {
 482                         // laat de kleur afhangen van de adder.
 483                         // adder loopt van abs(dx) tot 0
 484
 485                         k = 12 - adder / (abs(dx) / 12.0);
 486                         copyXPMArea(79+k, 67, 1, 1, x + 31, y + 24 - ddy);
 487
 488                         copyXPMArea(79, 67, 1, 1, x + 31, y + 24);
 489
 490                         k = 12-k;
 491                         copyXPMArea(79+k, 67, 1, 1, x + 31, y + 24 + ddy);
 492
 493
 494                         x += ddx;
 495
 496                         adder -= abs(dy);
 497                         if (adder < 0) {
 498                                 adder += abs(dx);
 499                                 y += ddy;
 500                         }
 501                 }
 502         } else {
 503                 if (dx != 0)
 504                         adder = abs(dy) / 2;
 505                 else
 506                         adder = 0;
 507                 for (i=0; i<abs(dy); i++) {
 508                         k = 12 - adder / (abs(dy) / 12.0);
 509                         copyXPMArea(79+k, 67, 1, 1, x + 31 - ddx, y + 24);
 510
 511                         copyXPMArea(79, 67, 1, 1, x + 31, y + 24);
 512
 513                         k = 12-k;
 514                         copyXPMArea(79+k, 67, 1, 1, x + 31 + ddx, y + 24);
 515
 516                         y += ddy;
 517
 518                         adder -= abs(dx);
 519                         if (adder < 0) {
 520                                 adder += abs(dy);
 521                                 x += ddx;
 522                         }
 523                 }
 524         }
 525         /**********************************************************************/
 526         psi = min * (M_PI / 30.0);
 527         psi += sec * (M_PI / 1800);
 528
 529         dx = floor(sin(psi) * 22 * 0.55 + 0.5);
 530         dy = floor(-cos(psi) * 16 * 0.55 + 0.5);
 531
 532         // dx, dy is het punt waar we naar toe moeten.
 533         // Zoek alle punten die ECHT op de lijn liggen:
 534
 535         dx += dx;
 536         dy += dy;
 537
 538         ddx = 1;
 539         ddy = 1;
 540         if (dx < 0) ddx = -1;
 541         if (dy < 0) ddy = -1;
 542
 543         x = 0;
 544         y = 0;
 545
 546         if (abs(dx) > abs(dy)) {
 547                 if (dy != 0)
 548                         adder = abs(dx) / 2;
 549                 else
 550                         adder = 0;
 551                 for (i=0; i<abs(dx); i++) {
 552                         // laat de kleur afhangen van de adder.
 553                         // adder loopt van abs(dx) tot 0
 554
 555                         k = 12 - adder / (abs(dx) / 12.0);
 556                         copyXPMArea(79+k, 67, 1, 1, x + 31, y + 24 - ddy);
 557
 558                         copyXPMArea(79, 67, 1, 1, x + 31, y + 24);
 559
 560                         k = 12-k;
 561                         copyXPMArea(79+k, 67, 1, 1, x + 31, y + 24 + ddy);
 562
 563
 564                         x += ddx;
 565
 566                         adder -= abs(dy);
 567                         if (adder < 0) {
 568                                 adder += abs(dx);
 569                                 y += ddy;
 570                         }
 571                 }
 572         } else {
 573                 if (dx != 0)
 574                         adder = abs(dy) / 2;
 575                 else
 576                         adder = 0;
 577                 for (i=0; i<abs(dy); i++) {
 578                         k = 12 - adder / (abs(dy) / 12.0);
 579                         copyXPMArea(79+k, 67, 1, 1, x + 31 - ddx, y + 24);
 580
 581                         copyXPMArea(79, 67, 1, 1, x + 31, y + 24);
 582
 583                         k = 12-k;
 584                         copyXPMArea(79+k, 67, 1, 1, x + 31 + ddx, y + 24);
 585
 586                         y += ddy;
 587
 588                         adder -= abs(dx);
 589                         if (adder < 0) {
 590                                 adder += abs(dy);
 591                                 x += ddx;
 592                         }
 593                 }
 594         }
 595         /**********************************************************************/
 596         if (noseconds)
 597                 return;    /* Skip drawing the seconds. */
 598
 599         psi = sec * (M_PI / 30.0);
 600
 601         dx = floor(sin(psi) * 22 * 0.9 + 0.5);
 602         dy = floor(-cos(psi) * 16 * 0.9 + 0.5);
 603
 604         // dx, dy is het punt waar we naar toe moeten.
 605         // Zoek alle punten die ECHT op de lijn liggen:
 606
 607         ddx = 1;
 608         ddy = 1;
 609         if (dx < 0) ddx = -1;
 610         if (dy < 0) ddy = -1;
 611
 612         if (dx == 0) ddx = 0;
 613         if (dy == 0) ddy = 0;
 614
 615         x = 0;
 616         y = 0;
 617
 618
 619         if (abs(dx) > abs(dy)) {
 620                 if (dy != 0)
 621                         adder = abs(dx) / 2;
 622                 else
 623                         adder = 0;
 624                 for (i=0; i<abs(dx); i++) {
 625                         // laat de kleur afhangen van de adder.
 626                         // adder loopt van abs(dx) tot 0
 627
 628                         k = 12 - adder / (abs(dx) / 12.0);
 629                         copyXPMArea(79+k, 70, 1, 1, x + 31, y + 24 - ddy);
 630
 631                         k = 12-k;
 632                         copyXPMArea(79+k, 70, 1, 1, x + 31, y + 24);
 633
 634
 635                         x += ddx;
 636
 637                         adder -= abs(dy);
 638                         if (adder < 0) {
 639                                 adder += abs(dx);
 640                                 y += ddy;
 641                         }
 642                 }
 643         } else {
 644                 if (dx != 0)
 645                         adder = abs(dy) / 2;
 646                 else
 647                         adder = 0;
 648                 for (i=0; i<abs(dy); i++) {
 649                         k = 12 - adder / (abs(dy) / 12.0);
 650                         copyXPMArea(79+k, 70, 1, 1, x + 31 - ddx, y + 24);
 651
 652                         k = 12-k;
 653                         copyXPMArea(79+k, 70, 1, 1, x + 31, y + 24);
 654
 655                         y += ddy;
 656
 657                         adder -= abs(dx);
 658                         if (adder < 0) {
 659                                 adder += abs(dy);
 660                                 x += ddx;
 661                         }
 662                 }
 663         }
 664 }
 665
 666 /*******************************************************************************\
 667 |* usage                                                                                                                                           *|
 668 \*******************************************************************************/
 669
 670 void usage(char *name) {
 671         printf("Usage: %s [OPTION]...\n", name);
 672         printf("WindowMaker dockapp that displays the time and date.\n");
 673         printf("\n");
 674         printf("  -d, -digital         display the digital clock\n");
 675         printf("  -display DISPLAY     contact the DISPLAY X server\n");
 676         printf("  -geometry GEOMETRY   position the clock at GEOMETRY\n");
 677         printf("  -n, -noseconds       disables the second hand\n");
 678         printf("  -h                   display this help and exit\n");
 679         printf("  -v                   output version information and exit\n");
 680 }
 681
 682 /*******************************************************************************\
 683 |* printversion                                                                                                                            *|
 684 \*******************************************************************************/
 685
 686 void printversion(void) {
 687         printf("WMTime version %s\n", WMMON_VERSION);
 688 }
 689
 690 /* vim: sw=4 ts=4 columns=82
 691  */