apps/plugins/stopwatch.c

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2004 Mike Holden
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License
  14  * as published by the Free Software Foundation; either version 2
  15  * of the License, or (at your option) any later version.
  16  *
  17  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  18  * KIND, either express or implied.
  19  *
  20  ****************************************************************************/
  21
  22 #include "plugin.h"
  23
  24
  25
  26 #ifdef HAVE_LCD_BITMAP
  27 #define TIMER_Y 1
  28 #else
  29 #define TIMER_Y 0
  30 #endif
  31
  32 #define LAP_Y TIMER_Y+1
  33 #define MAX_LAPS 64
  34
  35 #define STOPWATCH_FILE PLUGIN_APPS_DIR "/stopwatch.dat"
  36
  37 /* variable button definitions */
  38 #if CONFIG_KEYPAD == RECORDER_PAD
  39 #define STOPWATCH_QUIT BUTTON_OFF
  40 #define STOPWATCH_START_STOP BUTTON_PLAY
  41 #define STOPWATCH_RESET_TIMER BUTTON_LEFT
  42 #define STOPWATCH_LAP_TIMER BUTTON_ON
  43 #define STOPWATCH_SCROLL_UP BUTTON_UP
  44 #define STOPWATCH_SCROLL_DOWN BUTTON_DOWN
  45
  46 #elif CONFIG_KEYPAD == ARCHOS_AV300_PAD
  47 #define STOPWATCH_QUIT BUTTON_OFF
  48 #define STOPWATCH_START_STOP BUTTON_SELECT
  49 #define STOPWATCH_RESET_TIMER BUTTON_LEFT
  50 #define STOPWATCH_LAP_TIMER BUTTON_ON
  51 #define STOPWATCH_SCROLL_UP BUTTON_UP
  52 #define STOPWATCH_SCROLL_DOWN BUTTON_DOWN
  53
  54 #elif CONFIG_KEYPAD == ONDIO_PAD
  55 #define STOPWATCH_QUIT BUTTON_OFF
  56 #define STOPWATCH_START_STOP BUTTON_RIGHT
  57 #define STOPWATCH_RESET_TIMER BUTTON_LEFT
  58 #define STOPWATCH_LAP_TIMER BUTTON_MENU
  59 #define STOPWATCH_SCROLL_UP BUTTON_UP
  60 #define STOPWATCH_SCROLL_DOWN BUTTON_DOWN
  61
  62 #elif CONFIG_KEYPAD == PLAYER_PAD
  63 #define STOPWATCH_QUIT BUTTON_MENU
  64 #define STOPWATCH_START_STOP BUTTON_PLAY
  65 #define STOPWATCH_RESET_TIMER BUTTON_STOP
  66 #define STOPWATCH_LAP_TIMER BUTTON_ON
  67 #define STOPWATCH_SCROLL_UP BUTTON_RIGHT
  68 #define STOPWATCH_SCROLL_DOWN BUTTON_LEFT
  69
  70 #elif (CONFIG_KEYPAD == IRIVER_H100_PAD) || \
  71       (CONFIG_KEYPAD == IRIVER_H300_PAD)
  72 #define STOPWATCH_QUIT BUTTON_OFF
  73 #define STOPWATCH_START_STOP BUTTON_SELECT
  74 #define STOPWATCH_RESET_TIMER BUTTON_DOWN
  75 #define STOPWATCH_LAP_TIMER BUTTON_ON
  76 #define STOPWATCH_SCROLL_UP BUTTON_RIGHT
  77 #define STOPWATCH_SCROLL_DOWN BUTTON_LEFT
  78 #define STOPWATCH_RC_QUIT BUTTON_RC_STOP
  79
  80 #elif (CONFIG_KEYPAD == IPOD_4G_PAD) || \
  81       (CONFIG_KEYPAD == IPOD_3G_PAD) || \
  82       (CONFIG_KEYPAD == IPOD_1G2G_PAD)
  83 #define STOPWATCH_QUIT BUTTON_MENU
  84 #define STOPWATCH_START_STOP BUTTON_SELECT
  85 #define STOPWATCH_RESET_TIMER BUTTON_LEFT
  86 #define STOPWATCH_LAP_TIMER BUTTON_RIGHT
  87 #define STOPWATCH_SCROLL_UP BUTTON_SCROLL_FWD
  88 #define STOPWATCH_SCROLL_DOWN BUTTON_SCROLL_BACK
  89
  90 #elif CONFIG_KEYPAD == IRIVER_IFP7XX_PAD
  91 #define STOPWATCH_QUIT BUTTON_PLAY
  92 #define STOPWATCH_START_STOP BUTTON_MODE
  93 #define STOPWATCH_RESET_TIMER BUTTON_EQ
  94 #define STOPWATCH_LAP_TIMER BUTTON_SELECT
  95 #define STOPWATCH_SCROLL_UP BUTTON_UP
  96 #define STOPWATCH_SCROLL_DOWN BUTTON_DOWN
  97
  98 #elif CONFIG_KEYPAD == IAUDIO_X5M5_PAD
  99 #define STOPWATCH_QUIT BUTTON_POWER
 100 #define STOPWATCH_START_STOP BUTTON_PLAY
 101 #define STOPWATCH_RESET_TIMER BUTTON_REC
 102 #define STOPWATCH_LAP_TIMER BUTTON_SELECT
 103 #define STOPWATCH_SCROLL_UP BUTTON_UP
 104 #define STOPWATCH_SCROLL_DOWN BUTTON_DOWN
 105
 106 #elif CONFIG_KEYPAD == GIGABEAT_PAD
 107 #define STOPWATCH_QUIT BUTTON_POWER
 108 #define STOPWATCH_START_STOP BUTTON_SELECT
 109 #define STOPWATCH_RESET_TIMER BUTTON_A
 110 #define STOPWATCH_LAP_TIMER BUTTON_MENU
 111 #define STOPWATCH_SCROLL_UP BUTTON_UP
 112 #define STOPWATCH_SCROLL_DOWN BUTTON_DOWN
 113
 114 #elif (CONFIG_KEYPAD == SANSA_E200_PAD) || \
 115 (CONFIG_KEYPAD == SANSA_C200_PAD) || \
 116 (CONFIG_KEYPAD == SANSA_CLIP_PAD) || \
 117 (CONFIG_KEYPAD == SANSA_M200_PAD)
 118 #define STOPWATCH_QUIT BUTTON_POWER
 119 #define STOPWATCH_START_STOP BUTTON_RIGHT
 120 #define STOPWATCH_RESET_TIMER BUTTON_LEFT
 121 #define STOPWATCH_LAP_TIMER BUTTON_SELECT
 122 #define STOPWATCH_SCROLL_UP BUTTON_UP
 123 #define STOPWATCH_SCROLL_DOWN BUTTON_DOWN
 124
 125 #elif (CONFIG_KEYPAD == SANSA_FUZE_PAD)
 126 #define STOPWATCH_QUIT (BUTTON_HOME|BUTTON_REPEAT)
 127 #define STOPWATCH_START_STOP BUTTON_RIGHT
 128 #define STOPWATCH_RESET_TIMER BUTTON_LEFT
 129 #define STOPWATCH_LAP_TIMER BUTTON_SELECT
 130 #define STOPWATCH_SCROLL_UP BUTTON_SCROLL_BACK
 131 #define STOPWATCH_SCROLL_DOWN BUTTON_SCROLL_FWD
 132
 133 #elif CONFIG_KEYPAD == IRIVER_H10_PAD
 134 #define STOPWATCH_QUIT BUTTON_POWER
 135 #define STOPWATCH_START_STOP BUTTON_PLAY
 136 #define STOPWATCH_RESET_TIMER BUTTON_REW
 137 #define STOPWATCH_LAP_TIMER BUTTON_FF
 138 #define STOPWATCH_SCROLL_UP BUTTON_SCROLL_UP
 139 #define STOPWATCH_SCROLL_DOWN BUTTON_SCROLL_DOWN
 140
 141 #elif CONFIG_KEYPAD == MROBE500_PAD
 142 #define STOPWATCH_QUIT BUTTON_POWER
 143
 144 #elif CONFIG_KEYPAD == GIGABEAT_S_PAD
 145 #define STOPWATCH_QUIT BUTTON_BACK
 146 #define STOPWATCH_START_STOP BUTTON_PLAY
 147 #define STOPWATCH_RESET_TIMER BUTTON_MENU
 148 #define STOPWATCH_LAP_TIMER BUTTON_SELECT
 149 #define STOPWATCH_SCROLL_UP BUTTON_UP
 150 #define STOPWATCH_SCROLL_DOWN BUTTON_DOWN
 151
 152 #elif CONFIG_KEYPAD == MROBE100_PAD
 153 #define STOPWATCH_QUIT BUTTON_POWER
 154 #define STOPWATCH_START_STOP BUTTON_SELECT
 155 #define STOPWATCH_RESET_TIMER BUTTON_DISPLAY
 156 #define STOPWATCH_LAP_TIMER BUTTON_MENU
 157 #define STOPWATCH_SCROLL_UP BUTTON_UP
 158 #define STOPWATCH_SCROLL_DOWN BUTTON_DOWN
 159
 160 #elif CONFIG_KEYPAD == IAUDIO_M3_PAD
 161 #define STOPWATCH_QUIT BUTTON_RC_REC
 162 #define STOPWATCH_START_STOP BUTTON_RC_PLAY
 163 #define STOPWATCH_RESET_TIMER BUTTON_RC_REW
 164 #define STOPWATCH_LAP_TIMER BUTTON_RC_FF
 165 #define STOPWATCH_SCROLL_UP BUTTON_RC_VOL_UP
 166 #define STOPWATCH_SCROLL_DOWN BUTTON_RC_VOL_DOWN
 167 #define STOPWATCH_RC_QUIT BUTTON_REC
 168
 169 #elif CONFIG_KEYPAD == COWON_D2_PAD
 170 #define STOPWATCH_QUIT BUTTON_POWER
 171
 172 #elif CONFIG_KEYPAD == IAUDIO67_PAD
 173 #define STOPWATCH_QUIT BUTTON_MENU
 174 #define STOPWATCH_START_STOP BUTTON_PLAY
 175 #define STOPWATCH_RESET_TIMER BUTTON_STOP
 176 #define STOPWATCH_LAP_TIMER BUTTON_LEFT
 177 #define STOPWATCH_SCROLL_UP BUTTON_VOLUP
 178 #define STOPWATCH_SCROLL_DOWN BUTTON_VOLDOWN
 179 #define STOPWATCH_RC_QUIT BUTTON_POWER
 180
 181 #elif CONFIG_KEYPAD == CREATIVEZVM_PAD
 182 #define STOPWATCH_QUIT BUTTON_BACK
 183 #define STOPWATCH_START_STOP BUTTON_PLAY
 184 #define STOPWATCH_RESET_TIMER BUTTON_SELECT
 185 #define STOPWATCH_LAP_TIMER BUTTON_CUSTOM
 186 #define STOPWATCH_SCROLL_UP BUTTON_UP
 187 #define STOPWATCH_SCROLL_DOWN BUTTON_DOWN
 188
 189 #elif CONFIG_KEYPAD == PHILIPS_HDD1630_PAD
 190 #define STOPWATCH_QUIT BUTTON_POWER
 191 #define STOPWATCH_START_STOP BUTTON_SELECT
 192 #define STOPWATCH_RESET_TIMER BUTTON_MENU
 193 #define STOPWATCH_LAP_TIMER BUTTON_VIEW
 194 #define STOPWATCH_SCROLL_UP BUTTON_UP
 195 #define STOPWATCH_SCROLL_DOWN BUTTON_DOWN
 196
 197 #elif CONFIG_KEYPAD == PHILIPS_HDD6330_PAD
 198 #define STOPWATCH_QUIT BUTTON_POWER
 199 #define STOPWATCH_START_STOP BUTTON_PLAY
 200 #define STOPWATCH_RESET_TIMER BUTTON_MENU
 201 #define STOPWATCH_LAP_TIMER BUTTON_NEXT
 202 #define STOPWATCH_SCROLL_UP BUTTON_UP
 203 #define STOPWATCH_SCROLL_DOWN BUTTON_DOWN
 204
 205 #elif CONFIG_KEYPAD == PHILIPS_SA9200_PAD
 206 #define STOPWATCH_QUIT BUTTON_POWER
 207 #define STOPWATCH_START_STOP BUTTON_PLAY
 208 #define STOPWATCH_RESET_TIMER BUTTON_MENU
 209 #define STOPWATCH_LAP_TIMER BUTTON_RIGHT
 210 #define STOPWATCH_SCROLL_UP BUTTON_UP
 211 #define STOPWATCH_SCROLL_DOWN BUTTON_DOWN
 212
 213 #elif CONFIG_KEYPAD == ONDAVX747_PAD
 214 #define STOPWATCH_QUIT BUTTON_POWER
 215 #elif CONFIG_KEYPAD == ONDAVX777_PAD
 216 #define STOPWATCH_QUIT BUTTON_POWER
 217
 218 #elif CONFIG_KEYPAD == SAMSUNG_YH_PAD
 219 #define STOPWATCH_QUIT        BUTTON_REC
 220 #define STOPWATCH_START_STOP  BUTTON_PLAY
 221 #define STOPWATCH_RESET_TIMER BUTTON_LEFT
 222 #define STOPWATCH_LAP_TIMER   BUTTON_RIGHT
 223 #define STOPWATCH_SCROLL_UP   BUTTON_UP
 224 #define STOPWATCH_SCROLL_DOWN BUTTON_DOWN
 225
 226 #elif CONFIG_KEYPAD == PBELL_VIBE500_PAD
 227 #define STOPWATCH_QUIT        BUTTON_REC
 228 #define STOPWATCH_START_STOP  BUTTON_PLAY
 229 #define STOPWATCH_RESET_TIMER BUTTON_OK
 230 #define STOPWATCH_LAP_TIMER   BUTTON_MENU
 231 #define STOPWATCH_SCROLL_UP   BUTTON_UP
 232 #define STOPWATCH_SCROLL_DOWN BUTTON_DOWN
 233
 234 #elif CONFIG_KEYPAD == MPIO_HD200_PAD
 235 #define STOPWATCH_QUIT (BUTTON_REC|BUTTON_PLAY)
 236 #define STOPWATCH_START_STOP BUTTON_PLAY
 237 #define STOPWATCH_RESET_TIMER BUTTON_REW
 238 #define STOPWATCH_LAP_TIMER BUTTON_FF
 239 #define STOPWATCH_SCROLL_UP BUTTON_VOL_UP
 240 #define STOPWATCH_SCROLL_DOWN BUTTON_VOL_DOWN
 241
 242 #elif CONFIG_KEYPAD == MPIO_HD300_PAD
 243 #define STOPWATCH_QUIT (BUTTON_REC|BUTTON_REPEAT)
 244 #define STOPWATCH_START_STOP BUTTON_PLAY
 245 #define STOPWATCH_RESET_TIMER BUTTON_REW
 246 #define STOPWATCH_LAP_TIMER BUTTON_FF
 247 #define STOPWATCH_SCROLL_UP BUTTON_UP
 248 #define STOPWATCH_SCROLL_DOWN BUTTON_DOWN
 249
 250 #else
 251 #error No keymap defined!
 252 #endif
 253
 254 #ifdef HAVE_TOUCHSCREEN
 255 #ifndef STOPWATCH_QUIT
 256 #define STOPWATCH_QUIT        BUTTON_TOPLEFT
 257 #endif
 258 #ifndef STOPWATCH_START_STOP
 259 #define STOPWATCH_START_STOP  BUTTON_CENTER
 260 #endif
 261 #ifndef STOPWATCH_RESET_TIMER
 262 #define STOPWATCH_RESET_TIMER BUTTON_MIDRIGHT
 263 #endif
 264 #ifndef STOPWATCH_LAP_TIMER
 265 #define STOPWATCH_LAP_TIMER   BUTTON_MIDLEFT
 266 #endif
 267 #ifndef STOPWATCH_SCROLL_UP
 268 #define STOPWATCH_SCROLL_UP   BUTTON_TOPMIDDLE
 269 #endif
 270 #ifndef STOPWATCH_SCROLL_DOWN
 271 #define STOPWATCH_SCROLL_DOWN BUTTON_BOTTOMMIDDLE
 272 #endif
 273 #endif
 274
 275 static int stopwatch = 0;
 276 static long start_at = 0;
 277 static int prev_total = 0;
 278 static bool counting = false;
 279 static int curr_lap = 0;
 280 static int lap_scroll = 0;
 281 static int lap_start;
 282 static int lap_times[MAX_LAPS];
 283
 284 static void ticks_to_string(int ticks,int lap,int buflen, char * buf)
 285 {
 286     int hours, minutes, seconds, cs;
 287
 288     hours = ticks / (HZ * 3600);
 289     ticks -= (HZ * hours * 3600);
 290     minutes = ticks / (HZ * 60);
 291     ticks -= (HZ * minutes * 60);
 292     seconds = ticks / HZ;
 293     ticks -= (HZ * seconds);
 294     cs = ticks;
 295     if (!lap)
 296     {
 297         rb->snprintf(buf, buflen,
 298                      "%2d:%02d:%02d.%02d",
 299                      hours, minutes, seconds, cs);
 300     }
 301     else
 302     {
 303
 304         if (lap > 1)
 305         {
 306             int last_ticks, last_hours, last_minutes, last_seconds, last_cs;
 307             last_ticks = lap_times[(lap-1)%MAX_LAPS] - lap_times[(lap-2)%MAX_LAPS];
 308             last_hours = last_ticks / (HZ * 3600);
 309             last_ticks -= (HZ * last_hours * 3600);
 310             last_minutes = last_ticks / (HZ * 60);
 311             last_ticks -= (HZ * last_minutes * 60);
 312             last_seconds = last_ticks / HZ;
 313             last_ticks -= (HZ * last_seconds);
 314             last_cs = last_ticks;
 315
 316             rb->snprintf(buf, buflen,
 317                          "%2d %2d:%02d:%02d.%02d [%2d:%02d:%02d.%02d]",
 318                          lap, hours, minutes, seconds, cs, last_hours,
 319                          last_minutes, last_seconds, last_cs);
 320         }
 321         else
 322         {
 323             rb->snprintf(buf, buflen,
 324                          "%2d %2d:%02d:%02d.%02d",
 325                          lap, hours, minutes, seconds, cs);
 326         }
 327     }
 328 }
 329
 330 /*
 331  * Load saved stopwatch state, if exists.
 332  */
 333 void load_stopwatch(void)
 334 {
 335     int fd;
 336
 337     fd = rb->open(STOPWATCH_FILE, O_RDONLY);
 338
 339     if (fd < 0)
 340     {
 341         return;
 342     }
 343
 344     /* variable stopwatch isn't saved/loaded, because it is only used
 345      * temporarily in main loop
 346      */
 347
 348     rb->read(fd, &start_at, sizeof(start_at));
 349     rb->read(fd, &prev_total, sizeof(prev_total));
 350     rb->read(fd, &counting, sizeof(counting));
 351     rb->read(fd, &curr_lap, sizeof(curr_lap));
 352     rb->read(fd, &lap_scroll, sizeof(lap_scroll));
 353     rb->read(fd, &lap_start, sizeof(lap_start));
 354     rb->read(fd, lap_times, sizeof(lap_times));
 355
 356     if (counting && start_at > *rb->current_tick)
 357     {
 358         /* Stopwatch started in the future? Unlikely; probably started on a
 359          * previous session and powered off in-between.  We'll keep
 360          * everything intact (user can clear manually) but stop the
 361          * stopwatch to avoid negative timing.
 362          */
 363         start_at = 0;
 364         counting = false;
 365     }
 366
 367     rb->close(fd);
 368 }
 369
 370 /*
 371  * Save stopwatch state.
 372  */
 373 void save_stopwatch(void)
 374 {
 375     int fd;
 376
 377     fd = rb->open(STOPWATCH_FILE, O_CREAT|O_WRONLY|O_TRUNC, 0666);
 378
 379     if (fd < 0)
 380     {
 381         return;
 382     }
 383
 384     /* variable stopwatch isn't saved/loaded, because it is only used
 385      * temporarily in main loop
 386      */
 387
 388     rb->write(fd, &start_at, sizeof(start_at));
 389     rb->write(fd, &prev_total, sizeof(prev_total));
 390     rb->write(fd, &counting, sizeof(counting));
 391     rb->write(fd, &curr_lap, sizeof(curr_lap));
 392     rb->write(fd, &lap_scroll, sizeof(lap_scroll));
 393     rb->write(fd, &lap_start, sizeof(lap_start));
 394     rb->write(fd, lap_times, sizeof(lap_times));
 395
 396     rb->close(fd);
 397 }
 398
 399 enum plugin_status plugin_start(const void* parameter)
 400 {
 401     char buf[32];
 402     int button;
 403     int lap;
 404     int done = false;
 405     bool update_lap = true;
 406     int lines;
 407
 408     (void)parameter;
 409
 410 #ifdef HAVE_LCD_BITMAP
 411     int h;
 412     rb->lcd_setfont(FONT_UI);
 413     rb->lcd_getstringsize("M", NULL, &h);
 414     lines = (LCD_HEIGHT / h) - (LAP_Y);
 415 #else
 416     lines = 1;
 417 #endif
 418
 419     load_stopwatch();
 420
 421     rb->lcd_clear_display();
 422
 423     while (!done)
 424     {
 425         if (counting)
 426         {
 427             stopwatch = prev_total + *rb->current_tick - start_at;
 428         }
 429         else
 430         {
 431             stopwatch = prev_total;
 432         }
 433
 434         ticks_to_string(stopwatch,0,32,buf);
 435         rb->lcd_puts(0, TIMER_Y, buf);
 436
 437         if(update_lap)
 438         {
 439             lap_start = curr_lap - lap_scroll;
 440             for (lap = lap_start; lap > lap_start - lines; lap--)
 441             {
 442                 if (lap > 0)
 443                 {
 444                     ticks_to_string(lap_times[(lap-1)%MAX_LAPS],lap,32,buf);
 445                     rb->lcd_puts_scroll(0, LAP_Y + lap_start - lap, buf);
 446                 }
 447                 else
 448                 {
 449                     rb->lcd_puts(0, LAP_Y + lap_start - lap,
 450                                  "                  ");
 451                 }
 452             }
 453             update_lap = false;
 454         }
 455
 456         rb->lcd_update();
 457
 458         if (! counting)
 459         {
 460             button = rb->button_get(true);
 461         }
 462         else
 463         {
 464             button = rb->button_get_w_tmo(10);
 465
 466             /* Make sure that the jukebox isn't powered off
 467                automatically */
 468             rb->reset_poweroff_timer();
 469         }
 470         switch (button)
 471         {
 472
 473             /* exit */
 474 #ifdef STOPWATCH_RC_QUIT
 475             case STOPWATCH_RC_QUIT:
 476 #endif
 477             case STOPWATCH_QUIT:
 478                   save_stopwatch();
 479                   done = true;
 480                   break;
 481
 482             /* Stop/Start toggle */
 483             case STOPWATCH_START_STOP:
 484                  counting = ! counting;
 485                  if (counting)
 486                  {
 487                      start_at = *rb->current_tick;
 488                      stopwatch = prev_total + *rb->current_tick - start_at;
 489                  }
 490                  else
 491                  {
 492                      prev_total += *rb->current_tick - start_at;
 493                      stopwatch = prev_total;
 494                  }
 495                  break;
 496
 497             /* Reset timer */
 498             case STOPWATCH_RESET_TIMER:
 499                  if (!counting)
 500                  {
 501                      prev_total = 0;
 502                      curr_lap = 0;
 503                      update_lap = true;
 504                  }
 505                  break;
 506
 507             /* Lap timer */
 508             case STOPWATCH_LAP_TIMER:
 509                  lap_times[curr_lap%MAX_LAPS] = stopwatch;
 510                  curr_lap++;
 511                  update_lap = true;
 512                  break;
 513
 514             /* Scroll Lap timer up */
 515             case STOPWATCH_SCROLL_UP:
 516                  if (lap_scroll > 0)
 517                  {
 518                      lap_scroll --;
 519                      update_lap = true;
 520                  }
 521                  break;
 522
 523             /* Scroll Lap timer down */
 524             case STOPWATCH_SCROLL_DOWN:
 525                  if ((lap_scroll < curr_lap - lines) &&
 526                      (lap_scroll < (MAX_LAPS - lines)) )
 527                  {
 528                      lap_scroll ++;
 529                      update_lap = true;
 530                  }
 531                  break;
 532
 533             default:
 534                 if (rb->default_event_handler(button) == SYS_USB_CONNECTED)
 535                     return PLUGIN_USB_CONNECTED;
 536                 break;
 537         }
 538     }
 539     return PLUGIN_OK;
 540 }