apps/gui/wps.c

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2002 Jerome Kuptz
  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 #include <stdio.h>
  22 #include <string.h>
  23 #include <stdlib.h>
  24 #include "config.h"
  25
  26 #include "system.h"
  27 #include "file.h"
  28 #include "lcd.h"
  29 #include "font.h"
  30 #include "backlight.h"
  31 #include "action.h"
  32 #include "kernel.h"
  33 #include "filetypes.h"
  34 #include "settings.h"
  35 #include "skin_engine/skin_engine.h"
  36 #include "mp3_playback.h"
  37 #include "audio.h"
  38 #include "usb.h"
  39 #include "status.h"
  40 #include "storage.h"
  41 #include "screens.h"
  42 #include "playlist.h"
  43 #ifdef HAVE_LCD_BITMAP
  44 #include "icons.h"
  45 #include "peakmeter.h"
  46 #endif
  47 #include "lang.h"
  48 #include "bookmark.h"
  49 #include "misc.h"
  50 #include "sound.h"
  51 #include "onplay.h"
  52 #include "abrepeat.h"
  53 #include "playback.h"
  54 #include "splash.h"
  55 #include "cuesheet.h"
  56 #include "ata_idle_notify.h"
  57 #include "root_menu.h"
  58 #include "backdrop.h"
  59 #include "quickscreen.h"
  60 #include "pitchscreen.h"
  61 #include "appevents.h"
  62 #include "viewport.h"
  63 #include "pcmbuf.h"
  64 #include "option_select.h"
  65 #include "dsp.h"
  66 #include "playlist_viewer.h"
  67 #include "wps.h"
  68 #include "statusbar-skinned.h"
  69
  70 #define RESTORE_WPS_INSTANTLY       0l
  71 #define RESTORE_WPS_NEXT_SECOND     ((long)(HZ+current_tick))
  72
  73 #define FF_REWIND_MAX_PERCENT 3 /* cap ff/rewind step size at max % of file */
  74                                 /* 3% of 30min file == 54s step size */
  75 #define MIN_FF_REWIND_STEP 500
  76
  77 /* initial setup of wps_data  */
  78 static void wps_state_init(void);
  79 static void track_changed_callback(void *param);
  80 static void nextid3available_callback(void* param);
  81
  82 #define WPS_DEFAULTCFG WPS_DIR "/rockbox_default.wps"
  83 #ifdef HAVE_REMOTE_LCD
  84 #define RWPS_DEFAULTCFG WPS_DIR "/rockbox_default.rwps"
  85 #define DEFAULT_WPS(screen) ((screen) == SCREEN_MAIN ? \
  86                             WPS_DEFAULTCFG:RWPS_DEFAULTCFG)
  87 #else
  88 #define DEFAULT_WPS(screen) (WPS_DEFAULTCFG)
  89 #endif
  90
  91 char* wps_default_skin(enum screen_type screen)
  92 {
  93     static char *skin_buf[NB_SCREENS] = {
  94 #ifdef HAVE_LCD_BITMAP
  95 #if LCD_DEPTH > 1
  96             "%X(d)\n"
  97 #endif
  98             "%s%?it<%?in<%in. |>%it|%fn>\n"
  99             "%s%?ia<%ia|%?d(2)<%d(2)|%(root%)>>\n"
 100             "%s%?id<%id|%?d(1)<%d(1)|%(root%)>> %?iy<%(%iy%)|>\n\n"
 101             "%al%pc/%pt%ar[%pp:%pe]\n"
 102             "%fbkBit %?fv<avg|> %?iv<%(id3v%iv%)|%(no id3%)>\n"
 103             "%pb\n%pm\n",
 104 #else
 105             "%s%pp/%pe: %?it<%it|%fn> - %?ia<%ia|%d(2)> - %?id<%id|%d(1)>\n"
 106             "%pc%?ps<*|/>%pt\n",
 107 #endif
 108 #ifdef HAVE_REMOTE_LCD
 109 #if LCD_REMOTE_DEPTH > 1
 110             "%X(d)\n"
 111 #endif
 112             "%s%?ia<%ia|%?d(2)<%d(2)|%(root%)>>\n"
 113             "%s%?it<%?in<%in. |>%it|%fn>\n"
 114             "%al%pc/%pt%ar[%pp:%pe]\n"
 115             "%fbkBit %?fv<avg|> %?iv<%(id3v%iv%)|%(no id3%)>\n"
 116             "%pb\n",
 117 #endif
 118         };
 119     return skin_buf[screen];
 120 }
 121
 122 void fade(bool fade_in, bool updatewps)
 123 {
 124     int fp_global_vol = global_settings.volume << 8;
 125     int fp_min_vol = sound_min(SOUND_VOLUME) << 8;
 126     int fp_step = (fp_global_vol - fp_min_vol) / 30;
 127     int i;
 128     skin_get_global_state()->is_fading = !fade_in;
 129     if (fade_in) {
 130         /* fade in */
 131         int fp_volume = fp_min_vol;
 132
 133         /* zero out the sound */
 134         sound_set_volume(fp_min_vol >> 8);
 135
 136         sleep(HZ/10); /* let audio thread run */
 137         audio_resume();
 138
 139         while (fp_volume < fp_global_vol - fp_step) {
 140             fp_volume += fp_step;
 141             sound_set_volume(fp_volume >> 8);
 142             if (updatewps)
 143             {
 144                 FOR_NB_SCREENS(i)
 145                     skin_update(WPS, i, SKIN_REFRESH_NON_STATIC);
 146             }
 147             sleep(1);
 148         }
 149         sound_set_volume(global_settings.volume);
 150     }
 151     else {
 152         /* fade out */
 153         int fp_volume = fp_global_vol;
 154
 155         while (fp_volume > fp_min_vol + fp_step) {
 156             fp_volume -= fp_step;
 157             sound_set_volume(fp_volume >> 8);
 158             if (updatewps)
 159             {
 160                 FOR_NB_SCREENS(i)
 161                     skin_update(WPS, i, SKIN_REFRESH_NON_STATIC);
 162             }
 163             sleep(1);
 164         }
 165         audio_pause();
 166         skin_get_global_state()->is_fading = false;
 167 #if CONFIG_CODEC != SWCODEC
 168 #ifndef SIMULATOR
 169         /* let audio thread run and wait for the mas to run out of data */
 170         while (!mp3_pause_done())
 171 #endif
 172             sleep(HZ/10);
 173 #endif
 174
 175         /* reset volume to what it was before the fade */
 176         sound_set_volume(global_settings.volume);
 177     }
 178 }
 179
 180 static bool update_onvol_change(enum screen_type screen)
 181 {
 182     skin_update(WPS, screen, SKIN_REFRESH_NON_STATIC);
 183
 184 #ifdef HAVE_LCD_CHARCELLS
 185     splashf(0, "Vol: %3d dB",
 186                sound_val2phys(SOUND_VOLUME, global_settings.volume));
 187     return true;
 188 #endif
 189     return false;
 190 }
 191
 192
 193 #ifdef HAVE_TOUCHSCREEN
 194 static int skintouch_to_wps(struct wps_data *data)
 195 {
 196     int offset = 0;
 197     struct touchregion *region;
 198     int button = skin_get_touchaction(data, &offset, &region);
 199     switch (button)
 200     {
 201         case ACTION_STD_PREV:
 202             return ACTION_WPS_SKIPPREV;
 203         case ACTION_STD_PREVREPEAT:
 204             return ACTION_WPS_SEEKBACK;
 205         case ACTION_STD_NEXT:
 206             return ACTION_WPS_SKIPNEXT;
 207         case ACTION_STD_NEXTREPEAT:
 208             return ACTION_WPS_SEEKFWD;
 209         case ACTION_STD_MENU:
 210             return ACTION_WPS_MENU;
 211         case ACTION_STD_CONTEXT:
 212             return ACTION_WPS_CONTEXT;
 213         case ACTION_STD_QUICKSCREEN:
 214             return ACTION_WPS_QUICKSCREEN;
 215 #ifdef HAVE_HOTKEY
 216         case ACTION_STD_HOTKEY:
 217             return ACTION_WPS_HOTKEY;
 218 #endif
 219         case WPS_TOUCHREGION_SCROLLBAR:
 220             skin_get_global_state()->id3->elapsed = skin_get_global_state()->id3->length*offset/100;
 221             if (!skin_get_global_state()->paused)
 222 #if (CONFIG_CODEC == SWCODEC)
 223                 audio_pre_ff_rewind();
 224 #else
 225                 audio_pause();
 226 #endif
 227             audio_ff_rewind(skin_get_global_state()->id3->elapsed);
 228 #if (CONFIG_CODEC != SWCODEC)
 229             if (!skin_get_global_state()->paused)
 230                 audio_resume();
 231 #endif
 232             return ACTION_TOUCHSCREEN;
 233         case WPS_TOUCHREGION_VOLUME:
 234         {
 235             const int min_vol = sound_min(SOUND_VOLUME);
 236             const int max_vol = sound_max(SOUND_VOLUME);
 237             global_settings.volume = (offset * (max_vol - min_vol)) / 100;
 238             global_settings.volume += min_vol;
 239             setvol();
 240         }
 241         return ACTION_TOUCHSCREEN;
 242         case ACTION_SETTINGS_INC:
 243         case ACTION_SETTINGS_DEC:
 244         {
 245             const struct settings_list *setting = region->data;
 246             option_select_next_val(setting, button == ACTION_SETTINGS_DEC, true);
 247         }
 248         return ACTION_REDRAW;
 249         case ACTION_TOUCH_MUTE:
 250         {
 251             const int min_vol = sound_min(SOUND_VOLUME);
 252             if (global_settings.volume == min_vol)
 253                 global_settings.volume = region->value;
 254             else
 255             {
 256                 region->value = global_settings.volume;
 257                 global_settings.volume = min_vol;
 258             }
 259             setvol();
 260         }
 261         return ACTION_REDRAW;
 262     }
 263     return button;
 264 }
 265 #endif /* HAVE_TOUCHSCREEN */
 266
 267 bool ffwd_rew(int button)
 268 {
 269     unsigned int step = 0;     /* current ff/rewind step */
 270     unsigned int max_step = 0; /* maximum ff/rewind step */
 271     int ff_rewind_count = 0;   /* current ff/rewind count (in ticks) */
 272     int direction = -1;         /* forward=1 or backward=-1 */
 273     bool exit = false;
 274     bool usb = false;
 275     int i = 0;
 276     const long ff_rw_accel = (global_settings.ff_rewind_accel + 3);
 277
 278     if (button == ACTION_NONE)
 279     {
 280         status_set_ffmode(0);
 281         return usb;
 282     }
 283     while (!exit)
 284     {
 285         switch ( button )
 286         {
 287             case ACTION_WPS_SEEKFWD:
 288                  direction = 1;
 289             case ACTION_WPS_SEEKBACK:
 290                 if (skin_get_global_state()->ff_rewind)
 291                 {
 292                     if (direction == 1)
 293                     {
 294                         /* fast forwarding, calc max step relative to end */
 295                         max_step = (skin_get_global_state()->id3->length -
 296                                     (skin_get_global_state()->id3->elapsed +
 297                                      ff_rewind_count)) *
 298                                      FF_REWIND_MAX_PERCENT / 100;
 299                     }
 300                     else
 301                     {
 302                         /* rewinding, calc max step relative to start */
 303                         max_step = (skin_get_global_state()->id3->elapsed + ff_rewind_count) *
 304                                     FF_REWIND_MAX_PERCENT / 100;
 305                     }
 306
 307                     max_step = MAX(max_step, MIN_FF_REWIND_STEP);
 308
 309                     if (step > max_step)
 310                         step = max_step;
 311
 312                     ff_rewind_count += step * direction;
 313
 314                     /* smooth seeking by multiplying step by: 1 + (2 ^ -accel) */
 315                     step += step >> ff_rw_accel;
 316                 }
 317                 else
 318                 {
 319                     if ( (audio_status() & AUDIO_STATUS_PLAY) &&
 320                           skin_get_global_state()->id3 && skin_get_global_state()->id3->length )
 321                     {
 322                         if (!skin_get_global_state()->paused)
 323 #if (CONFIG_CODEC == SWCODEC)
 324                             audio_pre_ff_rewind();
 325 #else
 326                             audio_pause();
 327 #endif
 328 #if CONFIG_KEYPAD == PLAYER_PAD
 329                         FOR_NB_SCREENS(i)
 330                             skin_get_gwps(WPS, i)->display->stop_scroll();
 331 #endif
 332                         if (direction > 0)
 333                             status_set_ffmode(STATUS_FASTFORWARD);
 334                         else
 335                             status_set_ffmode(STATUS_FASTBACKWARD);
 336
 337                         skin_get_global_state()->ff_rewind = true;
 338
 339                         step = 1000 * global_settings.ff_rewind_min_step;
 340                     }
 341                     else
 342                         break;
 343                 }
 344
 345                 if (direction > 0) {
 346                     if ((skin_get_global_state()->id3->elapsed + ff_rewind_count) >
 347                         skin_get_global_state()->id3->length)
 348                         ff_rewind_count = skin_get_global_state()->id3->length -
 349                             skin_get_global_state()->id3->elapsed;
 350                 }
 351                 else {
 352                     if ((int)(skin_get_global_state()->id3->elapsed + ff_rewind_count) < 0)
 353                         ff_rewind_count = -skin_get_global_state()->id3->elapsed;
 354                 }
 355
 356                 /* set the wps state ff_rewind_count so the progess info
 357                    displays corectly */
 358                 skin_get_global_state()->ff_rewind_count = (skin_get_global_state()->wps_time_countup == false)?
 359                                             ff_rewind_count:-ff_rewind_count;
 360                 FOR_NB_SCREENS(i)
 361                 {
 362                     skin_update(WPS, i,
 363                                 SKIN_REFRESH_PLAYER_PROGRESS |
 364                                 SKIN_REFRESH_DYNAMIC);
 365                 }
 366
 367                 break;
 368
 369             case ACTION_WPS_STOPSEEK:
 370                 skin_get_global_state()->id3->elapsed = skin_get_global_state()->id3->elapsed+ff_rewind_count;
 371                 audio_ff_rewind(skin_get_global_state()->id3->elapsed);
 372                 skin_get_global_state()->ff_rewind_count = 0;
 373                 skin_get_global_state()->ff_rewind = false;
 374                 status_set_ffmode(0);
 375 #if (CONFIG_CODEC != SWCODEC)
 376                 if (!skin_get_global_state()->paused)
 377                     audio_resume();
 378 #endif
 379 #ifdef HAVE_LCD_CHARCELLS
 380                 FOR_NB_SCREENS(i)
 381                     skin_update(WPS, i, SKIN_REFRESH_ALL);
 382 #endif
 383                 exit = true;
 384                 break;
 385
 386             default:
 387                 if(default_event_handler(button) == SYS_USB_CONNECTED) {
 388                     status_set_ffmode(0);
 389                     usb = true;
 390                     exit = true;
 391                 }
 392                 break;
 393         }
 394         if (!exit)
 395         {
 396             button = get_action(CONTEXT_WPS|ALLOW_SOFTLOCK,TIMEOUT_BLOCK);
 397 #ifdef HAVE_TOUCHSCREEN
 398             if (button == ACTION_TOUCHSCREEN)
 399                 button = skintouch_to_wps(skin_get_gwps(WPS, SCREEN_MAIN)->data);
 400             if (button != ACTION_WPS_SEEKFWD &&
 401                 button != ACTION_WPS_SEEKBACK)
 402                 button = ACTION_WPS_STOPSEEK;
 403 #endif
 404         }
 405     }
 406     return usb;
 407 }
 408
 409
 410 void display_keylock_text(bool locked)
 411 {
 412     int i;
 413     FOR_NB_SCREENS(i)
 414         skin_get_gwps(WPS, i)->display->stop_scroll();
 415
 416     splash(HZ, locked ? ID2P(LANG_KEYLOCK_ON) : ID2P(LANG_KEYLOCK_OFF));
 417 }
 418
 419
 420
 421
 422 #if defined(HAVE_BACKLIGHT) || defined(HAVE_REMOTE_LCD)
 423 static void gwps_caption_backlight(struct wps_state *state)
 424 {
 425     if (state && state->id3)
 426     {
 427 #ifdef HAVE_BACKLIGHT
 428         if (global_settings.caption_backlight)
 429         {
 430             /* turn on backlight n seconds before track ends, and turn it off n
 431                seconds into the new track. n == backlight_timeout, or 5s */
 432             int n = global_settings.backlight_timeout * 1000;
 433
 434             if ( n < 1000 )
 435                 n = 5000; /* use 5s if backlight is always on or off */
 436
 437             if (((state->id3->elapsed < 1000) ||
 438                  ((state->id3->length - state->id3->elapsed) < (unsigned)n)) &&
 439                 (state->paused == false))
 440                 backlight_on();
 441         }
 442 #endif
 443 #ifdef HAVE_REMOTE_LCD
 444         if (global_settings.remote_caption_backlight)
 445         {
 446             /* turn on remote backlight n seconds before track ends, and turn it
 447                off n seconds into the new track. n == remote_backlight_timeout,
 448                or 5s */
 449             int n = global_settings.remote_backlight_timeout * 1000;
 450
 451             if ( n < 1000 )
 452                 n = 5000; /* use 5s if backlight is always on or off */
 453
 454             if (((state->id3->elapsed < 1000) ||
 455                  ((state->id3->length - state->id3->elapsed) < (unsigned)n)) &&
 456                 (state->paused == false))
 457                 remote_backlight_on();
 458         }
 459 #endif
 460     }
 461 }
 462 #endif
 463
 464
 465 static void change_dir(int direction)
 466 {
 467     if (global_settings.prevent_skip)
 468         return;
 469
 470     if (direction < 0)
 471         audio_prev_dir();
 472     else if (direction > 0)
 473         audio_next_dir();
 474     /* prevent the next dir to immediatly start being ffw'd */
 475     action_wait_for_release();
 476 }
 477
 478 static void prev_track(unsigned long skip_thresh)
 479 {
 480     struct wps_state *state = skin_get_global_state();
 481     if (state->id3->elapsed < skip_thresh)
 482     {
 483         audio_prev();
 484         return;
 485     }
 486     else
 487     {
 488         if (state->id3->cuesheet)
 489         {
 490             curr_cuesheet_skip(state->id3->cuesheet, -1, state->id3->elapsed);
 491             return;
 492         }
 493
 494         if (!state->paused)
 495 #if (CONFIG_CODEC == SWCODEC)
 496             audio_pre_ff_rewind();
 497 #else
 498         audio_pause();
 499 #endif
 500
 501         audio_ff_rewind(0);
 502
 503 #if (CONFIG_CODEC != SWCODEC)
 504         if (!state->paused)
 505             audio_resume();
 506 #endif
 507     }
 508 }
 509
 510 static void next_track(void)
 511 {
 512     struct wps_state *state = skin_get_global_state();
 513     /* take care of if we're playing a cuesheet */
 514     if (state->id3->cuesheet)
 515     {
 516         if (curr_cuesheet_skip(state->id3->cuesheet, 1, state->id3->elapsed))
 517         {
 518             /* if the result was false, then we really want
 519                to skip to the next track */
 520             return;
 521         }
 522     }
 523
 524     audio_next();
 525 }
 526
 527 static void play_hop(int direction)
 528 {
 529     struct wps_state *state = skin_get_global_state();
 530     long step = global_settings.skip_length*1000;
 531     long elapsed = state->id3->elapsed;
 532     long remaining = state->id3->length - elapsed;
 533
 534     if (step < 0)
 535     {
 536         if (direction < 0)
 537         {
 538             prev_track(DEFAULT_SKIP_TRESH);
 539             return;
 540         }
 541         else if (remaining < DEFAULT_SKIP_TRESH*2)
 542         {
 543             next_track();
 544             return;
 545         }
 546         else
 547             elapsed += (remaining - DEFAULT_SKIP_TRESH*2);
 548     }
 549     else if (!global_settings.prevent_skip &&
 550            (!step ||
 551             (direction > 0 && step >= remaining) ||
 552             (direction < 0 && elapsed < DEFAULT_SKIP_TRESH)))
 553     {   /* Do normal track skipping */
 554         if (direction > 0)
 555             next_track();
 556         else if (direction < 0)
 557             prev_track(DEFAULT_SKIP_TRESH);
 558         return;
 559     }
 560     else if (direction == 1 && step >= remaining)
 561     {
 562 #if CONFIG_CODEC == SWCODEC
 563         if(global_settings.beep)
 564             pcmbuf_beep(1000, 150, 1500*global_settings.beep);
 565 #endif
 566         return;
 567     }
 568     else if ((direction == -1 && elapsed < step))
 569     {
 570         elapsed = 0;
 571     }
 572     else
 573     {
 574         elapsed += step * direction;
 575     }
 576     if((audio_status() & AUDIO_STATUS_PLAY) && !state->paused)
 577     {
 578 #if (CONFIG_CODEC == SWCODEC)
 579         audio_pre_ff_rewind();
 580 #else
 581         audio_pause();
 582 #endif
 583     }
 584     audio_ff_rewind(state->id3->elapsed = elapsed);
 585 #if (CONFIG_CODEC != SWCODEC)
 586     if (!state->paused)
 587         audio_resume();
 588 #endif
 589 }
 590
 591
 592 #if defined(HAVE_LCD_ENABLE) || defined(HAVE_LCD_SLEEP)
 593 /*
 594  * If the user is unable to see the wps, because the display is deactivated,
 595  * we suppress updates until the wps is activated again (the lcd driver will
 596  * call this hook to issue an instant update)
 597  * */
 598 static void wps_lcd_activation_hook(void *param)
 599 {
 600     (void)param;
 601     skin_request_full_update(WPS);
 602     /* force timeout in wps main loop, so that the update is instantly */
 603     queue_post(&button_queue, BUTTON_NONE, 0);
 604 }
 605 #endif
 606
 607 static void gwps_leave_wps(void)
 608 {
 609     int i;
 610
 611     FOR_NB_SCREENS(i)
 612     {
 613         skin_get_gwps(WPS, i)->display->stop_scroll();
 614 #if LCD_DEPTH > 1 || defined(HAVE_REMOTE_LCD) && LCD_REMOTE_DEPTH > 1
 615         skin_backdrop_show(sb_get_backdrop(i));
 616 #endif
 617         viewportmanager_theme_undo(i, skin_has_sbs(i, skin_get_gwps(WPS, i)->data));
 618
 619     }
 620
 621 #if defined(HAVE_LCD_ENABLE) || defined(HAVE_LCD_SLEEP)
 622     /* Play safe and unregister the hook */
 623     remove_event(LCD_EVENT_ACTIVATION, wps_lcd_activation_hook);
 624 #endif
 625     /* unhandle statusbar update delay */
 626     sb_skin_set_update_delay(DEFAULT_UPDATE_DELAY);
 627 #ifdef HAVE_TOUCHSCREEN
 628     touchscreen_set_mode(global_settings.touch_mode);
 629 #endif
 630 }
 631
 632 /*
 633  * display the wps on entering or restoring */
 634 static void gwps_enter_wps(void)
 635 {
 636     int i;
 637     struct gui_wps *gwps;
 638     struct screen *display;
 639     FOR_NB_SCREENS(i)
 640     {
 641         gwps = skin_get_gwps(WPS, i);
 642         display = gwps->display;
 643         display->stop_scroll();
 644         viewportmanager_theme_enable(i, skin_has_sbs(i, skin_get_gwps(WPS, i)->data), NULL);
 645
 646         /* Update the values in the first (default) viewport - in case the user
 647            has modified the statusbar or colour settings */
 648 #if LCD_DEPTH > 1
 649         if (display->depth > 1)
 650         {
 651             struct skin_viewport *svp = find_viewport(VP_DEFAULT_LABEL,
 652                                                       false, gwps->data);
 653             if (svp)
 654             {
 655                 struct viewport *vp = &svp->vp;
 656                 vp->fg_pattern = display->get_foreground();
 657                 vp->bg_pattern = display->get_background();
 658             }
 659         }
 660 #endif
 661         /* make the backdrop actually take effect */
 662 #if LCD_DEPTH > 1 || defined(HAVE_REMOTE_LCD) && LCD_REMOTE_DEPTH > 1
 663         skin_backdrop_show(gwps->data->backdrop_id);
 664 #endif
 665         display->clear_display();
 666         skin_update(WPS, i, SKIN_REFRESH_ALL);
 667
 668     }
 669 #ifdef HAVE_TOUCHSCREEN
 670     gwps = skin_get_gwps(WPS, SCREEN_MAIN);
 671     skin_disarm_touchregions(gwps->data);
 672     if (!gwps->data->touchregions)
 673         touchscreen_set_mode(TOUCHSCREEN_BUTTON);
 674 #endif
 675     /* force statusbar/skin update since we just cleared the whole screen */
 676     send_event(GUI_EVENT_ACTIONUPDATE, (void*)1);
 677 }
 678
 679 /* The WPS can be left in two ways:
 680  *      a)  call a function, which draws over the wps. In this case, the wps
 681  *          will be still active (i.e. the below function didn't return)
 682  *      b)  return with a value evaluated by root_menu.c, in this case the wps
 683  *          is really left, and root_menu will handle the next screen
 684  *
 685  * In either way, call gwps_leave_wps(), in order to restore the correct
 686  * "main screen" backdrops and statusbars
 687  */
 688 long gui_wps_show(void)
 689 {
 690     long button = 0;
 691     bool restore = true;
 692     long restoretimer = RESTORE_WPS_INSTANTLY; /* timer to delay screen redraw temporarily */
 693     bool exit = false;
 694     bool bookmark = false;
 695     bool update = false;
 696     bool vol_changed = false;
 697     int i;
 698     long last_left = 0, last_right = 0;
 699     struct wps_state *state = skin_get_global_state();
 700
 701 #ifdef HAVE_LCD_CHARCELLS
 702     status_set_audio(true);
 703     status_set_param(false);
 704 #endif
 705
 706 #ifdef AB_REPEAT_ENABLE
 707     ab_repeat_init();
 708     ab_reset_markers();
 709 #endif
 710     wps_state_init();
 711
 712     while ( 1 )
 713     {
 714         bool audio_paused = (audio_status() & AUDIO_STATUS_PAUSE)?true:false;
 715
 716         /* did someone else (i.e power thread) change audio pause mode? */
 717         if (state->paused != audio_paused) {
 718             state->paused = audio_paused;
 719
 720             /* if another thread paused audio, we are probably in car mode,
 721                about to shut down. lets save the settings. */
 722             if (state->paused) {
 723                 settings_save();
 724 #if !defined(HAVE_RTC_RAM) && !defined(HAVE_SW_POWEROFF)
 725                 call_storage_idle_notifys(true);
 726 #endif
 727             }
 728         }
 729         button = skin_wait_for_action(WPS, CONTEXT_WPS|ALLOW_SOFTLOCK,
 730                                       restore ? 1 : HZ/5);
 731
 732         /* Exit if audio has stopped playing. This happens e.g. at end of
 733            playlist or if using the sleep timer. */
 734         if (!(audio_status() & AUDIO_STATUS_PLAY))
 735             exit = true;
 736 #ifdef HAVE_TOUCHSCREEN
 737         if (button == ACTION_TOUCHSCREEN)
 738             button = skintouch_to_wps(skin_get_gwps(WPS, SCREEN_MAIN)->data);
 739 #endif
 740 /* The iPods/X5/M5 use a single button for the A-B mode markers,
 741    defined as ACTION_WPSAB_SINGLE in their config files. */
 742 #ifdef ACTION_WPSAB_SINGLE
 743         if (!global_settings.party_mode && ab_repeat_mode_enabled())
 744         {
 745             static int wps_ab_state = 0;
 746             if (button == ACTION_WPSAB_SINGLE)
 747             {
 748                 switch (wps_ab_state)
 749                 {
 750                     case 0: /* set the A spot */
 751                         button = ACTION_WPS_ABSETA_PREVDIR;
 752                         break;
 753                     case 1: /* set the B spot */
 754                         button = ACTION_WPS_ABSETB_NEXTDIR;
 755                         break;
 756                     case 2:
 757                         button = ACTION_WPS_ABRESET;
 758                         break;
 759                 }
 760                 wps_ab_state = (wps_ab_state+1) % 3;
 761             }
 762         }
 763 #endif
 764         switch(button)
 765         {
 766 #ifdef HAVE_HOTKEY
 767             case ACTION_WPS_HOTKEY:
 768                 if (!global_settings.hotkey_wps)
 769                     break;
 770                 /* fall through */
 771 #endif
 772             case ACTION_WPS_CONTEXT:
 773             {
 774                 bool hotkey = button == ACTION_WPS_HOTKEY;
 775                 gwps_leave_wps();
 776                 int retval = onplay(state->id3->path,
 777                            FILE_ATTR_AUDIO, CONTEXT_WPS, hotkey);
 778                 /* if music is stopped in the context menu we want to exit the wps */
 779                 if (retval == ONPLAY_MAINMENU
 780                     || !audio_status())
 781                     return GO_TO_ROOT;
 782                 else if (retval == ONPLAY_PLAYLIST)
 783                     return GO_TO_PLAYLIST_VIEWER;
 784 #ifdef HAVE_PICTUREFLOW_INTEGRATION
 785                 else if (retval == ONPLAY_PICTUREFLOW)
 786                     return GO_TO_PICTUREFLOW;
 787 #endif
 788                 restore = true;
 789             }
 790             break;
 791
 792             case ACTION_WPS_BROWSE:
 793 #ifdef HAVE_LCD_CHARCELLS
 794                 status_set_record(false);
 795                 status_set_audio(false);
 796 #endif
 797                 gwps_leave_wps();
 798                 return GO_TO_PREVIOUS_BROWSER;
 799                 break;
 800
 801                 /* play/pause */
 802             case ACTION_WPS_PLAY:
 803                 if (global_settings.party_mode)
 804                     break;
 805                 if ( state->paused )
 806                 {
 807                     state->paused = false;
 808                     if ( global_settings.fade_on_stop )
 809                         fade(true, true);
 810                     else
 811                         audio_resume();
 812                 }
 813                 else
 814                 {
 815                     state->paused = true;
 816                     if ( global_settings.fade_on_stop )
 817                         fade(false, true);
 818                     else
 819                         audio_pause();
 820                     settings_save();
 821 #if !defined(HAVE_RTC_RAM) && !defined(HAVE_SW_POWEROFF)
 822                     call_storage_idle_notifys(true);   /* make sure resume info is saved */
 823 #endif
 824                 }
 825                 break;
 826
 827             case ACTION_WPS_VOLUP:
 828                 global_settings.volume++;
 829                 vol_changed = true;
 830                 break;
 831             case ACTION_WPS_VOLDOWN:
 832                 global_settings.volume--;
 833                 vol_changed = true;
 834                 break;
 835             /* fast forward
 836                 OR next dir if this is straight after ACTION_WPS_SKIPNEXT */
 837             case ACTION_WPS_SEEKFWD:
 838                 if (global_settings.party_mode)
 839                     break;
 840                 if (current_tick -last_right < HZ)
 841                 {
 842                     if (state->id3->cuesheet)
 843                     {
 844                         audio_next();
 845                     }
 846                     else
 847                     {
 848                         change_dir(1);
 849                     }
 850                 }
 851                 else
 852                     ffwd_rew(ACTION_WPS_SEEKFWD);
 853                 last_right = last_left = 0;
 854                 break;
 855             /* fast rewind
 856                 OR prev dir if this is straight after ACTION_WPS_SKIPPREV,*/
 857             case ACTION_WPS_SEEKBACK:
 858                 if (global_settings.party_mode)
 859                     break;
 860                 if (current_tick -last_left < HZ)
 861                 {
 862                     if (state->id3->cuesheet)
 863                     {
 864                         if (!state->paused)
 865 #if (CONFIG_CODEC == SWCODEC)
 866                             audio_pre_ff_rewind();
 867 #else
 868                             audio_pause();
 869 #endif
 870                         audio_ff_rewind(0);
 871                     }
 872                     else
 873                     {
 874                         change_dir(-1);
 875                     }
 876                 }
 877                 else
 878                     ffwd_rew(ACTION_WPS_SEEKBACK);
 879                 last_left = last_right = 0;
 880                 break;
 881
 882                 /* prev / restart */
 883             case ACTION_WPS_SKIPPREV:
 884                 if (global_settings.party_mode)
 885                     break;
 886                 last_left = current_tick;
 887 #ifdef AB_REPEAT_ENABLE
 888                 /* if we're in A/B repeat mode and the current position
 889                    is past the A marker, jump back to the A marker... */
 890                 if ( ab_repeat_mode_enabled() )
 891                 {
 892                     if ( ab_after_A_marker(state->id3->elapsed) )
 893                     {
 894                         ab_jump_to_A_marker();
 895                         break;
 896                     }
 897                 }
 898                 else
 899                 /* ...otherwise, do it normally */
 900 #endif
 901                     play_hop(-1);
 902                 break;
 903
 904                 /* next
 905                    OR if skip length set, hop by predetermined amount. */
 906             case ACTION_WPS_SKIPNEXT:
 907                 if (global_settings.party_mode)
 908                     break;
 909                 last_right = current_tick;
 910 #ifdef AB_REPEAT_ENABLE
 911                 /* if we're in A/B repeat mode and the current position is
 912                    before the A marker, jump to the A marker... */
 913                 if ( ab_repeat_mode_enabled() )
 914                 {
 915                     if ( ab_before_A_marker(state->id3->elapsed) )
 916                     {
 917                         ab_jump_to_A_marker();
 918                         break;
 919                     }
 920                 }
 921                 else
 922                 /* ...otherwise, do it normally */
 923 #endif
 924                     play_hop(1);
 925                 break;
 926                 /* next / prev directories */
 927                 /* and set A-B markers if in a-b mode */
 928             case ACTION_WPS_ABSETB_NEXTDIR:
 929                 if (global_settings.party_mode)
 930                     break;
 931 #if defined(AB_REPEAT_ENABLE)
 932                 if (ab_repeat_mode_enabled())
 933                 {
 934                     ab_set_B_marker(state->id3->elapsed);
 935                     ab_jump_to_A_marker();
 936                 }
 937                 else
 938 #endif
 939                 {
 940                     change_dir(1);
 941                 }
 942                 break;
 943             case ACTION_WPS_ABSETA_PREVDIR:
 944                 if (global_settings.party_mode)
 945                     break;
 946 #if defined(AB_REPEAT_ENABLE)
 947                 if (ab_repeat_mode_enabled())
 948                     ab_set_A_marker(state->id3->elapsed);
 949                 else
 950 #endif
 951                 {
 952                     change_dir(-1);
 953                 }
 954                 break;
 955             /* menu key functions */
 956             case ACTION_WPS_MENU:
 957                 gwps_leave_wps();
 958                 return GO_TO_ROOT;
 959                 break;
 960
 961
 962 #ifdef HAVE_QUICKSCREEN
 963             case ACTION_WPS_QUICKSCREEN:
 964             {
 965                 gwps_leave_wps();
 966                 if (quick_screen_quick(button))
 967                     return GO_TO_ROOT;
 968                 restore = true;
 969             }
 970             break;
 971 #endif /* HAVE_QUICKSCREEN */
 972
 973                 /* screen settings */
 974 #ifdef BUTTON_F3
 975             case ACTION_F3:
 976             {
 977                 gwps_leave_wps();
 978                 if (quick_screen_f3(BUTTON_F3))
 979                     return GO_TO_ROOT;
 980                 restore = true;
 981             }
 982             break;
 983 #endif /* BUTTON_F3 */
 984
 985                 /* pitch screen */
 986 #ifdef HAVE_PITCHSCREEN
 987             case ACTION_WPS_PITCHSCREEN:
 988             {
 989                 gwps_leave_wps();
 990                 if (1 == gui_syncpitchscreen_run())
 991                     return GO_TO_ROOT;
 992                 restore = true;
 993             }
 994             break;
 995 #endif /* HAVE_PITCHSCREEN */
 996
 997 #ifdef AB_REPEAT_ENABLE
 998             /* reset A&B markers */
 999             case ACTION_WPS_ABRESET:
1000                 if (ab_repeat_mode_enabled())
1001                 {
1002                     ab_reset_markers();
1003                     update = true;
1004                 }
1005                 break;
1006 #endif /* AB_REPEAT_ENABLE */
1007
1008                 /* stop and exit wps */
1009             case ACTION_WPS_STOP:
1010                 if (global_settings.party_mode)
1011                     break;
1012                 bookmark = true;
1013                 exit = true;
1014                 break;
1015
1016             case ACTION_WPS_ID3SCREEN:
1017             {
1018                 gwps_leave_wps();
1019                 if (browse_id3())
1020                     return GO_TO_ROOT;
1021                 restore = true;
1022             }
1023             break;
1024 #ifdef HAVE_TOUCHSCREEN
1025             case ACTION_TOUCH_SHUFFLE: /* toggle shuffle mode */
1026             {
1027                 global_settings.playlist_shuffle =
1028                                                 !global_settings.playlist_shuffle;
1029 #if CONFIG_CODEC == SWCODEC
1030                 dsp_set_replaygain();
1031 #endif
1032                 if (global_settings.playlist_shuffle)
1033                     playlist_randomise(NULL, current_tick, true);
1034                 else
1035                     playlist_sort(NULL, true);
1036             }
1037             break;
1038             case ACTION_TOUCH_REPMODE: /* cycle the repeat mode setting */
1039             {
1040                 const struct settings_list *rep_setting =
1041                                 find_setting(&global_settings.repeat_mode, NULL);
1042                 option_select_next_val(rep_setting, false, true);
1043                 audio_flush_and_reload_tracks();
1044             }
1045             break;
1046 #endif /* HAVE_TOUCHSCREEN */
1047              /* this case is used by the softlock feature
1048               * it requests a full update here */
1049             case ACTION_REDRAW:
1050                 skin_request_full_update(WPS);
1051                 break;
1052             case ACTION_NONE: /* Timeout, do a partial update */
1053                 update = true;
1054                 ffwd_rew(button); /* hopefully fix the ffw/rwd bug */
1055                 break;
1056 #ifdef HAVE_RECORDING
1057             case ACTION_WPS_REC:
1058                 exit = true;
1059                 break;
1060 #endif
1061             case ACTION_WPS_VIEW_PLAYLIST:
1062                 gwps_leave_wps();
1063                 return GO_TO_PLAYLIST_VIEWER;
1064                 break;
1065             default:
1066                 switch(default_event_handler(button))
1067                 {   /* music has been stopped by the default handler */
1068                     case SYS_USB_CONNECTED:
1069                     case SYS_CALL_INCOMING:
1070                     case BUTTON_MULTIMEDIA_STOP:
1071                         gwps_leave_wps();
1072                         return GO_TO_ROOT;
1073                 }
1074                 update = true;
1075                 break;
1076         }
1077
1078         if (vol_changed)
1079         {
1080             bool res = false;
1081             vol_changed = false;
1082             setvol();
1083             FOR_NB_SCREENS(i)
1084             {
1085                 if(update_onvol_change(i))
1086                     res = true;
1087             }
1088             if (res) {
1089                 restore = true;
1090                 restoretimer = RESTORE_WPS_NEXT_SECOND;
1091             }
1092         }
1093
1094
1095         if (restore &&
1096             ((restoretimer == RESTORE_WPS_INSTANTLY) ||
1097              TIME_AFTER(current_tick, restoretimer)))
1098         {
1099             restore = false;
1100             restoretimer = RESTORE_WPS_INSTANTLY;
1101 #if defined(HAVE_LCD_ENABLE) || defined(HAVE_LCD_SLEEP)
1102             add_event(LCD_EVENT_ACTIVATION, false, wps_lcd_activation_hook);
1103 #endif
1104         /* we remove the update delay since it's not very usable in the wps,
1105          * e.g. during volume changing or ffwd/rewind */
1106             sb_skin_set_update_delay(0);
1107             skin_request_full_update(WPS);
1108             update = true;
1109             gwps_enter_wps();
1110         }
1111         else
1112         {
1113 #if defined(HAVE_BACKLIGHT) || defined(HAVE_REMOTE_LCD)
1114             gwps_caption_backlight(state);
1115 #endif
1116             FOR_NB_SCREENS(i)
1117             {
1118 #if defined(HAVE_LCD_ENABLE) || defined(HAVE_LCD_SLEEP)
1119                 /* currently, all remotes are readable without backlight
1120                  * so still update those */
1121                 if (lcd_active() || (i != SCREEN_MAIN))
1122 #endif
1123                 {
1124                     bool full_update = skin_do_full_update(WPS, i);
1125                     if (update || full_update)
1126                     {
1127                         skin_update(WPS, i, full_update ?
1128                                      SKIN_REFRESH_ALL : SKIN_REFRESH_NON_STATIC);
1129                     }
1130                 }
1131             }
1132             update = false;
1133         }
1134
1135         if (exit) {
1136 #ifdef HAVE_LCD_CHARCELLS
1137             status_set_record(false);
1138             status_set_audio(false);
1139 #endif
1140             if (global_settings.fade_on_stop)
1141                 fade(false, true);
1142
1143             if (bookmark)
1144                 bookmark_autobookmark(true);
1145             audio_stop();
1146 #ifdef AB_REPEAT_ENABLE
1147             ab_reset_markers();
1148 #endif
1149             gwps_leave_wps();
1150 #ifdef HAVE_RECORDING
1151             if (button == ACTION_WPS_REC)
1152                 return GO_TO_RECSCREEN;
1153 #endif
1154             if (global_settings.browse_current)
1155                 return GO_TO_PREVIOUS_BROWSER;
1156             return GO_TO_PREVIOUS;
1157         }
1158
1159         if (button && !IS_SYSEVENT(button) )
1160             storage_spin();
1161     }
1162     return GO_TO_ROOT; /* unreachable - just to reduce compiler warnings */
1163 }
1164
1165 /* this is called from the playback thread so NO DRAWING! */
1166 static void track_changed_callback(void *param)
1167 {
1168     struct wps_state *state = skin_get_global_state();
1169     state->id3 = (struct mp3entry*)param;
1170     state->nid3 = audio_next_track();
1171     if (state->id3->cuesheet)
1172     {
1173         cue_find_current_track(state->id3->cuesheet, state->id3->elapsed);
1174     }
1175     skin_request_full_update(WPS);
1176 }
1177 static void nextid3available_callback(void* param)
1178 {
1179     (void)param;
1180     skin_get_global_state()->nid3 = audio_next_track();
1181     skin_request_full_update(WPS);
1182 }
1183
1184
1185 static void wps_state_init(void)
1186 {
1187     struct wps_state *state = skin_get_global_state();
1188     state->ff_rewind = false;
1189     state->paused = false;
1190     if(audio_status() & AUDIO_STATUS_PLAY)
1191     {
1192         state->id3 = audio_current_track();
1193         state->nid3 = audio_next_track();
1194     }
1195     else
1196     {
1197         state->id3 = NULL;
1198         state->nid3 = NULL;
1199     }
1200     /* We'll be updating due to restore initialized with true */
1201     skin_request_full_update(WPS);
1202     /* add the WPS track event callbacks */
1203     add_event(PLAYBACK_EVENT_TRACK_CHANGE, false, track_changed_callback);
1204     add_event(PLAYBACK_EVENT_NEXTTRACKID3_AVAILABLE, false, nextid3available_callback);
1205 }
1206
1207
1208 #ifdef IPOD_ACCESSORY_PROTOCOL
1209 bool is_wps_fading(void)
1210 {
1211     return skin_get_global_state()->is_fading;
1212 }
1213
1214 int wps_get_ff_rewind_count(void)
1215 {
1216     return skin_get_global_state()->ff_rewind_count;
1217 }
1218 #endif