apps/screens.c

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2002 Björn Stenberg
  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 <stdbool.h>
  23 #include <string.h>
  24 #include <stdio.h>
  25 #include "backlight.h"
  26 #include "action.h"
  27 #include "lcd.h"
  28 #include "lang.h"
  29 #include "icons.h"
  30 #include "font.h"
  31 #include "audio.h"
  32 #include "mp3_playback.h"
  33 #include "usb.h"
  34 #include "settings.h"
  35 #include "status.h"
  36 #include "playlist.h"
  37 #include "kernel.h"
  38 #include "power.h"
  39 #include "system.h"
  40 #include "powermgmt.h"
  41 #include "talk.h"
  42 #include "misc.h"
  43 #include "metadata.h"
  44 #include "screens.h"
  45 #include "debug.h"
  46 #include "led.h"
  47 #include "sound.h"
  48 #include "splash.h"
  49 #include "statusbar.h"
  50 #include "screen_access.h"
  51 #include "list.h"
  52 #include "yesno.h"
  53 #include "backdrop.h"
  54 #include "viewport.h"
  55 #include "language.h"
  56 #include "replaygain.h"
  57
  58 #if CONFIG_CODEC == SWCODEC
  59 #include "dsp.h"
  60 #endif
  61
  62 #if defined(ARCHOS_FMRECORDER) || defined(ARCHOS_RECORDERV2)
  63 #include "adc.h"
  64 #endif
  65
  66 #if (CONFIG_STORAGE & STORAGE_MMC) && (defined(ARCHOS_ONDIOSP) || defined(ARCHOS_ONDIOFM))
  67 int mmc_remove_request(void)
  68 {
  69     struct queue_event ev;
  70     FOR_NB_SCREENS(i)
  71         screens[i].clear_display();
  72     splash(0, ID2P(LANG_REMOVE_MMC));
  73
  74     while (1)
  75     {
  76         queue_wait_w_tmo(&button_queue, &ev, HZ/2);
  77         switch (ev.id)
  78         {
  79             case SYS_HOTSWAP_EXTRACTED:
  80                 return SYS_HOTSWAP_EXTRACTED;
  81
  82             case SYS_USB_DISCONNECTED:
  83                 return SYS_USB_DISCONNECTED;
  84         }
  85     }
  86 }
  87 #endif
  88
  89 /* the charging screen is only used for archos targets */
  90 #if CONFIG_CHARGING && !defined(HAVE_POWEROFF_WHILE_CHARGING) && defined(CPU_SH)
  91
  92 #ifdef HAVE_LCD_BITMAP
  93 static void charging_display_info(bool animate)
  94 {
  95     unsigned char charging_logo[36];
  96     const int pox_x = (LCD_WIDTH - sizeof(charging_logo)) / 2;
  97     const int pox_y = 32;
  98     static unsigned phase = 3;
  99     unsigned i;
 100
 101 #if !defined(NEED_ATA_POWER_BATT_MEASURE)
 102     {
 103         int battv = battery_voltage();
 104         lcd_putsf(0, 7, "  Batt: %d.%02dV %d%%  ", battv / 1000,
 105                  (battv % 1000) / 10, battery_level());
 106     }
 107 #elif defined(ARCHOS_FMRECORDER) || defined(ARCHOS_RECORDERV2)
 108     /* IDE power is normally off here, so display input current instead */
 109     lcd_putsf(7, 7, "%dmA  ",
 110               (adc_read(ADC_EXT_POWER) * EXT_SCALE_FACTOR) / 10000);
 111 #endif
 112
 113 #ifdef ARCHOS_RECORDER
 114     lcd_puts(0, 2, "Charge mode:");
 115
 116     const char *s;
 117     if (charge_state == CHARGING)
 118         s = str(LANG_BATTERY_CHARGE);
 119     else if (charge_state == TOPOFF)
 120         s = str(LANG_BATTERY_TOPOFF_CHARGE);
 121     else if (charge_state == TRICKLE)
 122         s = str(LANG_BATTERY_TRICKLE_CHARGE);
 123     else
 124         s = "not charging";
 125
 126     lcd_puts(0, 3, s);
 127     if (!charger_enabled())
 128         animate = false;
 129 #endif /* ARCHOS_RECORDER */
 130
 131     /* middle part */
 132     memset(charging_logo+3, 0x00, 32);
 133     charging_logo[0] = 0x3C;
 134     charging_logo[1] = 0x24;
 135     charging_logo[2] = charging_logo[35] = 0xFF;
 136
 137     if (!animate)
 138     {   /* draw the outline */
 139         /* middle part */
 140         lcd_mono_bitmap(charging_logo, pox_x, pox_y + 8,
 141                         sizeof(charging_logo), 8);
 142         lcd_set_drawmode(DRMODE_FG);
 143         /* upper line */
 144         charging_logo[0] = charging_logo[1] = 0x00;
 145         memset(charging_logo+2, 0x80, 34);
 146         lcd_mono_bitmap(charging_logo, pox_x, pox_y, sizeof(charging_logo), 8);
 147         /* lower line */
 148         memset(charging_logo+2, 0x01, 34);
 149         lcd_mono_bitmap(charging_logo, pox_x, pox_y + 16,
 150                         sizeof(charging_logo), 8);
 151         lcd_set_drawmode(DRMODE_SOLID);
 152     }
 153     else
 154     {   /* animate the middle part */
 155         for (i = 3; i<MIN(sizeof(charging_logo)-1, phase); i++)
 156         {
 157             if ((i-phase) % 8 == 0)
 158             {   /* draw a "bubble" here */
 159                 unsigned bitpos;
 160                 bitpos = (phase + i/8) % 15; /* "bounce" effect */
 161                 if (bitpos > 7)
 162                     bitpos = 14 - bitpos;
 163                 charging_logo[i] = BIT_N(bitpos);
 164             }
 165         }
 166         lcd_mono_bitmap(charging_logo, pox_x, pox_y + 8,
 167                         sizeof(charging_logo), 8);
 168         phase++;
 169     }
 170     lcd_update();
 171 }
 172 #else /* not HAVE_LCD_BITMAP */
 173
 174 static unsigned long logo_chars[4];
 175 static const unsigned char logo_pattern[] = {
 176     0x07, 0x04, 0x1c, 0x14, 0x1c, 0x04, 0x07, 0, /* char 1 */
 177     0x1f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1f, 0, /* char 2 */
 178     0x1f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1f, 0, /* char 3 */
 179     0x1f, 0x01, 0x01, 0x01, 0x01, 0x01, 0x1f, 0, /* char 4 */
 180 };
 181
 182 static void logo_lock_patterns(bool on)
 183 {
 184     int i;
 185
 186     if (on)
 187     {
 188         for (i = 0; i < 4; i++)
 189             logo_chars[i] = lcd_get_locked_pattern();
 190     }
 191     else
 192     {
 193         for (i = 0; i < 4; i++)
 194             lcd_unlock_pattern(logo_chars[i]);
 195     }
 196 }
 197
 198 static void charging_display_info(bool animate)
 199 {
 200     int battv;
 201     unsigned i, ypos;
 202     static unsigned phase = 3;
 203     char buf[32];
 204
 205     battv = battery_voltage();
 206     lcd_putsf(4, 1, " %d.%02dV", battv / 1000, (battv % 1000) / 10);
 207
 208     memcpy(buf, logo_pattern, 32); /* copy logo patterns */
 209
 210     if (!animate) /* build the screen */
 211     {
 212         lcd_double_height(false);
 213         lcd_puts(0, 0, "[Charging]");
 214         for (i = 0; i < 4; i++)
 215             lcd_putc(i, 1, logo_chars[i]);
 216     }
 217     else          /* animate the logo */
 218     {
 219         for (i = 3; i < MIN(19, phase); i++)
 220         {
 221             if ((i - phase) % 5 == 0)
 222             {    /* draw a "bubble" here */
 223                 ypos = (phase + i/5) % 9; /* "bounce" effect */
 224                 if (ypos > 4)
 225                     ypos = 8 - ypos;
 226                 buf[5 - ypos + 8 * (i/5)] |= 0x10u >> (i%5);
 227             }
 228         }
 229         phase++;
 230     }
 231
 232     for (i = 0; i < 4; i++)
 233         lcd_define_pattern(logo_chars[i], buf + 8 * i);
 234
 235     lcd_update();
 236 }
 237 #endif /* (not) HAVE_LCD_BITMAP */
 238
 239 /* blocks while charging, returns on event:
 240    1 if charger cable was removed
 241    2 if Off/Stop key was pressed
 242    3 if On key was pressed
 243    4 if USB was connected */
 244
 245 int charging_screen(void)
 246 {
 247     unsigned int button;
 248     int rc = 0;
 249
 250     ide_power_enable(false); /* power down the disk, else would be spinning */
 251
 252     lcd_clear_display();
 253     backlight_set_timeout(global_settings.backlight_timeout);
 254 #ifdef HAVE_REMOTE_LCD
 255     remote_backlight_set_timeout(global_settings.remote_backlight_timeout);
 256 #endif
 257     backlight_set_timeout_plugged(global_settings.backlight_timeout_plugged);
 258
 259 #ifdef HAVE_LCD_CHARCELLS
 260     logo_lock_patterns(true);
 261 #endif
 262     charging_display_info(false);
 263
 264     do
 265     {
 266         gui_syncstatusbar_draw(&statusbars, false);
 267         charging_display_info(true);
 268         button = get_action(CONTEXT_STD,HZ/3);
 269         if (button == ACTION_STD_OK)
 270             rc = 2;
 271         else if (usb_detect() == USB_INSERTED)
 272             rc = 3;
 273         /* do not depend on power management thread here */
 274         else if (!(power_input_status() & POWER_INPUT_MAIN_CHARGER))
 275             rc = 1;
 276     } while (!rc);
 277
 278 #ifdef HAVE_LCD_CHARCELLS
 279     logo_lock_patterns(false);
 280 #endif
 281     return rc;
 282 }
 283 #endif /* CONFIG_CHARGING && !HAVE_POWEROFF_WHILE_CHARGING && defined(CPU_SH) */
 284
 285 #if CONFIG_CHARGING
 286 void charging_splash(void)
 287 {
 288     splash(2*HZ, str(LANG_BATTERY_CHARGE));
 289     button_clear_queue();
 290 }
 291 #endif
 292
 293
 294 #if defined(HAVE_LCD_BITMAP) && (CONFIG_RTC != 0)
 295
 296 /* little helper function for voice output */
 297 static void say_time(int cursorpos, const struct tm *tm)
 298 {
 299     int value = 0;
 300     int unit = 0;
 301
 302     if (!global_settings.talk_menu)
 303         return;
 304
 305     switch(cursorpos)
 306     {
 307     case 0:
 308         value = tm->tm_hour;
 309         unit = UNIT_HOUR;
 310         break;
 311     case 1:
 312         value = tm->tm_min;
 313         unit = UNIT_MIN;
 314         break;
 315     case 2:
 316         value = tm->tm_sec;
 317         unit = UNIT_SEC;
 318         break;
 319     case 3:
 320         value = tm->tm_year + 1900;
 321         break;
 322     case 5:
 323         value = tm->tm_mday;
 324         break;
 325     }
 326
 327     if (cursorpos == 4) /* month */
 328         talk_id(LANG_MONTH_JANUARY + tm->tm_mon, false);
 329     else
 330         talk_value(value, unit, false);
 331 }
 332
 333
 334 #define INDEX_X 0
 335 #define INDEX_Y 1
 336
 337 #define SEPARATOR ":"
 338
 339 #define IDX_HOURS   0
 340 #define IDX_MINUTES 1
 341 #define IDX_SECONDS 2
 342 #define IDX_YEAR    3
 343 #define IDX_MONTH   4
 344 #define IDX_DAY     5
 345
 346 #define OFF_HOURS   0
 347 #define OFF_MINUTES 3
 348 #define OFF_SECONDS 6
 349 #define OFF_YEAR    9
 350 #define OFF_DAY     14
 351
 352 bool set_time_screen(const char* title, struct tm *tm)
 353 {
 354     struct viewport viewports[NB_SCREENS];
 355     bool done = false, usb = false;
 356     int cursorpos = 0;
 357     unsigned char offsets_ptr[] =
 358         { OFF_HOURS, OFF_MINUTES, OFF_SECONDS, OFF_YEAR, 0, OFF_DAY };
 359
 360     if (lang_is_rtl())
 361     {
 362         offsets_ptr[IDX_HOURS] = OFF_SECONDS;
 363         offsets_ptr[IDX_SECONDS] = OFF_HOURS;
 364         offsets_ptr[IDX_YEAR] = OFF_DAY;
 365         offsets_ptr[IDX_DAY] = OFF_YEAR;
 366     }
 367
 368     /* speak selection when screen is entered */
 369     say_time(cursorpos, tm);
 370
 371 #ifdef HAVE_TOUCHSCREEN
 372     enum touchscreen_mode old_mode = touchscreen_get_mode();
 373     touchscreen_set_mode(TOUCHSCREEN_BUTTON);
 374 #endif
 375     while (!done) {
 376         int button;
 377         unsigned int i, realyear, min, max;
 378         unsigned char *ptr[6];
 379         unsigned char buffer[20];
 380         int *valptr = NULL;
 381         static unsigned char daysinmonth[] =
 382             {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
 383
 384         /* for easy acess in the drawing loop */
 385         for (i = 0; i < 6; i++)
 386             ptr[i] = buffer + offsets_ptr[i];
 387         ptr[IDX_MONTH] = str(LANG_MONTH_JANUARY + tm->tm_mon); /* month name */
 388
 389         /* calculate the number of days in febuary */
 390         realyear = tm->tm_year + 1900;
 391         if((realyear % 4 == 0 && !(realyear % 100 == 0)) || realyear % 400 == 0)
 392             daysinmonth[1] = 29;
 393         else
 394             daysinmonth[1] = 28;
 395
 396         /* fix day if month or year changed */
 397         if (tm->tm_mday > daysinmonth[tm->tm_mon])
 398             tm->tm_mday = daysinmonth[tm->tm_mon];
 399
 400         /* calculate day of week */
 401         set_day_of_week(tm);
 402
 403         /* put all the numbers we want from the tm struct into
 404            an easily printable buffer */
 405         snprintf(buffer, sizeof(buffer),
 406                  "%02d " "%02d " "%02d " "%04d " "%02d",
 407                  tm->tm_hour, tm->tm_min, tm->tm_sec,
 408                  tm->tm_year+1900, tm->tm_mday);
 409
 410         /* convert spaces in the buffer to '\0' to make it possible to work
 411            directly on the buffer */
 412         for(i=0; i < sizeof(buffer); i++)
 413         {
 414             if(buffer[i] == ' ')
 415                 buffer[i] = '\0';
 416         }
 417
 418         FOR_NB_SCREENS(s)
 419         {
 420             int pos, nb_lines;
 421             unsigned int separator_width, weekday_width;
 422             unsigned int j, width, prev_line_height;
 423             /* 6 possible cursor possitions, 2 values stored for each: x, y */
 424             unsigned int cursor[6][2];
 425             struct viewport *vp = &viewports[s];
 426             struct screen *screen = &screens[s];
 427             static unsigned char rtl_idx[] =
 428                 { IDX_SECONDS, IDX_MINUTES, IDX_HOURS, IDX_DAY, IDX_MONTH, IDX_YEAR };
 429
 430             viewport_set_defaults(vp, s);
 431             screen->set_viewport(vp);
 432             nb_lines = viewport_get_nb_lines(vp);
 433
 434             /* minimum lines needed is 2 + title line */
 435             if (nb_lines < 4)
 436             {
 437                 vp->font = FONT_SYSFIXED;
 438                 nb_lines = viewport_get_nb_lines(vp);
 439             }
 440
 441             /* recalculate the positions and offsets */
 442             if (nb_lines >= 3)
 443                 screen->getstringsize(title, NULL, &prev_line_height);
 444             else
 445                 prev_line_height = 0;
 446
 447             screen->getstringsize(SEPARATOR, &separator_width, NULL);
 448
 449             /* weekday */
 450             screen->getstringsize(str(LANG_WEEKDAY_SUNDAY + tm->tm_wday),
 451                                      &weekday_width, NULL);
 452             screen->getstringsize(" ", &separator_width, NULL);
 453
 454             for(i=0, j=0; i < 6; i++)
 455             {
 456                 if(i==3) /* second row */
 457                 {
 458                     j = weekday_width + separator_width;
 459                     prev_line_height *= 2;
 460                 }
 461                 screen->getstringsize(ptr[i], &width, NULL);
 462                 cursor[i][INDEX_Y] = prev_line_height;
 463                 cursor[i][INDEX_X] = j;
 464                 j += width + separator_width;
 465             }
 466
 467             /* draw the screen */
 468             screen->set_viewport(vp);
 469             screen->clear_viewport();
 470             /* display the screen title */
 471             screen->puts_scroll(0, 0, title);
 472
 473             /* these are not selectable, so we draw them outside the loop */
 474             /* name of the week day */
 475             screen->putsxy(0, cursor[3][INDEX_Y],
 476                               str(LANG_WEEKDAY_SUNDAY + tm->tm_wday));
 477
 478             pos = lang_is_rtl() ? rtl_idx[cursorpos] : cursorpos;
 479             /* draw the selected item with drawmode set to
 480                 DRMODE_SOLID|DRMODE_INVERSEVID, all other selectable
 481                 items with drawmode DRMODE_SOLID */
 482             for(i=0; i<6; i++)
 483             {
 484                 if (pos == (int)i)
 485                     vp->drawmode = (DRMODE_SOLID|DRMODE_INVERSEVID);
 486
 487                 screen->putsxy(cursor[i][INDEX_X],
 488                                   cursor[i][INDEX_Y], ptr[i]);
 489
 490                 vp->drawmode = DRMODE_SOLID;
 491
 492                 screen->putsxy(cursor[i/4 +1][INDEX_X] - separator_width,
 493                                   cursor[0][INDEX_Y], SEPARATOR);
 494             }
 495
 496             /* print help text */
 497             if (nb_lines > 4)
 498                 screen->puts(0, 4, str(LANG_TIME_SET_BUTTON));
 499             if (nb_lines > 5)
 500                 screen->puts(0, 5, str(LANG_TIME_REVERT));
 501             screen->update_viewport();
 502             screen->set_viewport(NULL);
 503         }
 504
 505         /* set the most common numbers */
 506         min = 0;
 507         max = 59;
 508         /* calculate the minimum and maximum for the number under cursor */
 509         switch(cursorpos) {
 510             case 0: /* hour */
 511                 max = 23;
 512                 valptr = &tm->tm_hour;
 513                 break;
 514             case 1: /* minute */
 515                 valptr = &tm->tm_min;
 516                 break;
 517             case 2: /* second */
 518                 valptr = &tm->tm_sec;
 519                 break;
 520             case 3: /* year */
 521                 min = 1;
 522                 max = 200;
 523                 valptr = &tm->tm_year;
 524                 break;
 525             case 4: /* month */
 526                 max = 11;
 527                 valptr = &tm->tm_mon;
 528                 break;
 529             case 5: /* day */
 530                 min = 1;
 531                 max = daysinmonth[tm->tm_mon];
 532                 valptr = &tm->tm_mday;
 533                 break;
 534         }
 535
 536         button = get_action(CONTEXT_SETTINGS_TIME, TIMEOUT_BLOCK);
 537         switch ( button ) {
 538             case ACTION_STD_PREV:
 539                 cursorpos = clamp_value_wrap(--cursorpos, 5, 0);
 540                 say_time(cursorpos, tm);
 541                 break;
 542             case ACTION_STD_NEXT:
 543                 cursorpos = clamp_value_wrap(++cursorpos, 5, 0);
 544                 say_time(cursorpos, tm);
 545                 break;
 546             case ACTION_SETTINGS_INC:
 547             case ACTION_SETTINGS_INCREPEAT:
 548                 *valptr = clamp_value_wrap(++(*valptr), max, min);
 549                 say_time(cursorpos, tm);
 550                 break;
 551             case ACTION_SETTINGS_DEC:
 552             case ACTION_SETTINGS_DECREPEAT:
 553                 *valptr = clamp_value_wrap(--(*valptr), max, min);
 554                 say_time(cursorpos, tm);
 555                 break;
 556
 557             case ACTION_STD_OK:
 558                 done = true;
 559                 break;
 560
 561             case ACTION_STD_CANCEL:
 562                 done = true;
 563                 tm->tm_year = -1;
 564                 break;
 565
 566             default:
 567                 if (default_event_handler(button) == SYS_USB_CONNECTED)
 568                     done = usb = true;
 569                 break;
 570         }
 571     }
 572     FOR_NB_SCREENS(s)
 573         screens[s].scroll_stop(&viewports[s]);
 574 #ifdef HAVE_TOUCHSCREEN
 575     touchscreen_set_mode(old_mode);
 576 #endif
 577     return usb;
 578 }
 579 #endif /* defined(HAVE_LCD_BITMAP) && (CONFIG_RTC != 0) */
 580
 581 #if (CONFIG_KEYPAD == RECORDER_PAD) && !defined(HAVE_SW_POWEROFF)
 582 bool shutdown_screen(void)
 583 {
 584     int button;
 585     bool done = false;
 586     long time_entered = current_tick;
 587
 588     lcd_stop_scroll();
 589
 590     splash(0, str(LANG_CONFIRM_SHUTDOWN));
 591
 592     while(!done && TIME_BEFORE(current_tick,time_entered+HZ*2))
 593     {
 594         button = get_action(CONTEXT_STD,HZ);
 595         switch(button)
 596         {
 597             case ACTION_STD_CANCEL:
 598                 sys_poweroff();
 599                 break;
 600
 601             /* do nothing here, because ACTION_NONE might be caused
 602              * by timeout or button release. In case of timeout the loop
 603              * is terminated by TIME_BEFORE */
 604             case ACTION_NONE:
 605                 break;
 606
 607             default:
 608                 if(default_event_handler(button) == SYS_USB_CONNECTED)
 609                     return true;
 610                 done = true;
 611                 break;
 612         }
 613     }
 614     return false;
 615 }
 616 #endif
 617
 618 static const int id3_headers[]=
 619 {
 620     LANG_ID3_TITLE,
 621     LANG_ID3_ARTIST,
 622     LANG_ID3_COMPOSER,
 623     LANG_ID3_ALBUM,
 624     LANG_ID3_ALBUMARTIST,
 625     LANG_ID3_GROUPING,
 626     LANG_ID3_DISCNUM,
 627     LANG_ID3_TRACKNUM,
 628     LANG_ID3_COMMENT,
 629     LANG_ID3_GENRE,
 630     LANG_ID3_YEAR,
 631     LANG_ID3_LENGTH,
 632     LANG_ID3_PLAYLIST,
 633     LANG_ID3_BITRATE,
 634     LANG_ID3_FREQUENCY,
 635 #if CONFIG_CODEC == SWCODEC
 636     LANG_ID3_TRACK_GAIN,
 637     LANG_ID3_ALBUM_GAIN,
 638 #endif
 639     LANG_FILESIZE,
 640     LANG_ID3_PATH,
 641 };
 642
 643 struct id3view_info {
 644     struct mp3entry* id3;
 645     int count;
 646     int info_id[ARRAYLEN(id3_headers)];
 647 };
 648
 649 static const char* id3_get_info(int selected_item, void* data,
 650                                 char *buffer, size_t buffer_len)
 651 {
 652     struct id3view_info *info = (struct id3view_info*)data;
 653     struct mp3entry* id3 =info->id3;
 654     int info_no=selected_item/2;
 655     if(!(selected_item%2))
 656     {/* header */
 657         snprintf(buffer, buffer_len,
 658                  "[%s]", str(id3_headers[info->info_id[info_no]]));
 659         return buffer;
 660     }
 661     else
 662     {/* data */
 663
 664         char * val=NULL;
 665         switch(id3_headers[info->info_id[info_no]])
 666         {
 667             case LANG_ID3_TITLE:
 668                 val=id3->title;
 669                 break;
 670             case LANG_ID3_ARTIST:
 671                 val=id3->artist;
 672                 break;
 673             case LANG_ID3_ALBUM:
 674                 val=id3->album;
 675                 break;
 676             case LANG_ID3_ALBUMARTIST:
 677                 val=id3->albumartist;
 678                 break;
 679             case LANG_ID3_GROUPING:
 680                 val=id3->grouping;
 681                 break;
 682             case LANG_ID3_DISCNUM:
 683                 if (id3->disc_string)
 684                     val = id3->disc_string;
 685                 else if (id3->discnum)
 686                 {
 687                     snprintf(buffer, buffer_len, "%d", id3->discnum);
 688                     val = buffer;
 689                 }
 690                 break;
 691             case LANG_ID3_TRACKNUM:
 692                 if (id3->track_string)
 693                     val = id3->track_string;
 694                 else if (id3->tracknum)
 695                 {
 696                     snprintf(buffer, buffer_len, "%d", id3->tracknum);
 697                     val = buffer;
 698                 }
 699                 break;
 700             case LANG_ID3_COMMENT:
 701                 if (!id3->comment)
 702                     return NULL;
 703                 snprintf(buffer, buffer_len, "%s", id3->comment);
 704                 val=buffer;
 705                 break;
 706             case LANG_ID3_GENRE:
 707                 val = id3->genre_string;
 708                 break;
 709             case LANG_ID3_YEAR:
 710                 if (id3->year_string)
 711                     val = id3->year_string;
 712                 else if (id3->year)
 713                 {
 714                     snprintf(buffer, buffer_len, "%d", id3->year);
 715                     val = buffer;
 716                 }
 717                 break;
 718             case LANG_ID3_LENGTH:
 719                 format_time(buffer, buffer_len, id3->length);
 720                 val=buffer;
 721                 break;
 722             case LANG_ID3_PLAYLIST:
 723                 snprintf(buffer, buffer_len, "%d/%d",
 724                          playlist_get_display_index(), playlist_amount());
 725                 val=buffer;
 726                 break;
 727             case LANG_ID3_BITRATE:
 728                 snprintf(buffer, buffer_len, "%d kbps%s", id3->bitrate,
 729             id3->vbr ? str(LANG_ID3_VBR) : (const unsigned char*) "");
 730                 val=buffer;
 731                 break;
 732             case LANG_ID3_FREQUENCY:
 733                 snprintf(buffer, buffer_len, "%ld Hz", id3->frequency);
 734                 val=buffer;
 735                 break;
 736 #if CONFIG_CODEC == SWCODEC
 737             case LANG_ID3_TRACK_GAIN:
 738                 replaygain_itoa(buffer, buffer_len, id3->track_level);
 739                 val=(id3->track_level) ? buffer : NULL; /* only show level!=0 */
 740                 break;
 741             case LANG_ID3_ALBUM_GAIN:
 742                 replaygain_itoa(buffer, buffer_len, id3->album_level);
 743                 val=(id3->album_level) ? buffer : NULL; /* only show level!=0 */
 744                 break;
 745 #endif
 746             case LANG_ID3_PATH:
 747                 val=id3->path;
 748                 break;
 749             case LANG_ID3_COMPOSER:
 750                 val=id3->composer;
 751                 break;
 752             case LANG_FILESIZE: /* not LANG_ID3_FILESIZE because the string is shared */
 753                 output_dyn_value(buffer, buffer_len, id3->filesize, byte_units, true);
 754                 val=buffer;
 755                 break;
 756         }
 757         return val && *val ? val : NULL;
 758     }
 759 }
 760
 761 bool browse_id3(void)
 762 {
 763     struct gui_synclist id3_lists;
 764     struct mp3entry* id3 = audio_current_track();
 765     int key;
 766     unsigned int i;
 767     struct id3view_info info;
 768     info.count = 0;
 769     info.id3 = id3;
 770     for (i = 0; i < ARRAYLEN(id3_headers); i++)
 771     {
 772         char temp[8];
 773         info.info_id[i] = i;
 774         if (id3_get_info((i*2)+1, &info, temp, 8) != NULL)
 775             info.info_id[info.count++] = i;
 776     }
 777
 778     gui_synclist_init(&id3_lists, &id3_get_info, &info, true, 2, NULL);
 779     gui_synclist_set_nb_items(&id3_lists, info.count*2);
 780     gui_synclist_draw(&id3_lists);
 781     while (true) {
 782         key = get_action(CONTEXT_LIST,HZ/2);
 783         if(!gui_synclist_do_button(&id3_lists, &key,LIST_WRAP_UNLESS_HELD))
 784         {
 785             if (key == ACTION_STD_OK || key == ACTION_STD_CANCEL)
 786                 return false;
 787             else if (key == ACTION_STD_MENU ||
 788                         default_event_handler(key) == SYS_USB_CONNECTED)
 789                 return true;
 790         }
 791     }
 792 }
 793
 794 static const char* runtime_get_data(int selected_item, void* data,
 795                                     char* buffer, size_t buffer_len)
 796 {
 797     (void)data;
 798     int t;
 799     switch (selected_item)
 800     {
 801         case 0: return str(LANG_RUNNING_TIME);
 802         case 1: t = global_status.runtime;      break;
 803         case 2: return str(LANG_TOP_TIME);
 804         case 3: t = global_status.topruntime;   break;
 805         default:
 806             return "";
 807     }
 808
 809     snprintf(buffer, buffer_len, "%dh %dm %ds",
 810         t / 3600, (t % 3600) / 60, t % 60);
 811     return buffer;
 812 }
 813
 814 static int runtime_speak_data(int selected_item, void* data)
 815 {
 816     (void) data;
 817     talk_ids(false,
 818              (selected_item < 2) ? LANG_RUNNING_TIME : LANG_TOP_TIME,
 819              TALK_ID((selected_item < 2) ? global_status.runtime
 820                      : global_status.topruntime, UNIT_TIME));
 821     return 0;
 822 }
 823
 824
 825 bool view_runtime(void)
 826 {
 827     static const char *lines[]={ID2P(LANG_CLEAR_TIME)};
 828     static const struct text_message message={lines, 1};
 829
 830     struct gui_synclist lists;
 831     int action;
 832     gui_synclist_init(&lists, runtime_get_data, NULL, false, 2, NULL);
 833 #if !defined(HAVE_LCD_CHARCELLS)
 834     gui_synclist_set_title(&lists, str(LANG_RUNNING_TIME), NOICON);
 835 #else
 836     gui_synclist_set_title(&lists, NULL, NOICON);
 837 #endif
 838     if(global_settings.talk_menu)
 839         gui_synclist_set_voice_callback(&lists, runtime_speak_data);
 840     gui_synclist_set_icon_callback(&lists, NULL);
 841     gui_synclist_set_nb_items(&lists, 4);
 842     gui_synclist_speak_item(&lists);
 843     while(1)
 844     {
 845         global_status.runtime += ((current_tick - lasttime) / HZ);
 846
 847         lasttime = current_tick;
 848         gui_synclist_draw(&lists);
 849         list_do_action(CONTEXT_STD, HZ,
 850                     &lists, &action, LIST_WRAP_UNLESS_HELD);
 851         if(action == ACTION_STD_CANCEL)
 852             break;
 853         if(action == ACTION_STD_OK) {
 854             if(gui_syncyesno_run(&message, NULL, NULL)==YESNO_YES)
 855             {
 856                 if (!(gui_synclist_get_sel_pos(&lists)/2))
 857                     global_status.runtime = 0;
 858                 else
 859                     global_status.topruntime = 0;
 860                 gui_synclist_speak_item(&lists);
 861             }
 862         }
 863         if(default_event_handler(action) == SYS_USB_CONNECTED)
 864             return true;
 865     }
 866     return false;
 867 }
 868
 869 #ifdef HAVE_TOUCHSCREEN
 870 static int get_sample(struct touchscreen_calibration *cal, int x, int y, int i,
 871                       struct screen* screen)
 872 {
 873     int action;
 874     short ts_x, ts_y;
 875
 876     /* Draw a cross */
 877     screen->drawline(x - 10, y, x - 2, y);
 878     screen->drawline(x + 2, y, x + 10, y);
 879     screen->drawline(x, y - 10, x, y - 2);
 880     screen->drawline(x, y + 2, x, y + 10);
 881     screen->update();
 882
 883     /* Wait for a touchscreen press */
 884     while(true)
 885     {
 886         action = get_action(CONTEXT_STD, TIMEOUT_BLOCK);
 887         if(action == ACTION_TOUCHSCREEN)
 888         {
 889             if(action_get_touchscreen_press(&ts_x, &ts_y) == BUTTON_REL)
 890                 break;
 891         }
 892         else if(action == ACTION_STD_CANCEL)
 893             return -1;
 894     }
 895
 896     cal->x[i][0] = ts_x;
 897     cal->y[i][0] = ts_y;
 898     cal->x[i][1] = x;
 899     cal->y[i][1] = y;
 900
 901     return 0;
 902 }
 903
 904
 905 int calibrate(void)
 906 {
 907     short points[3][2] = {
 908         {LCD_WIDTH/10, LCD_HEIGHT/10},
 909         {7*LCD_WIDTH/8, LCD_HEIGHT/2},
 910         {LCD_WIDTH/2, 7*LCD_HEIGHT/8}
 911     };
 912     struct screen* screen = &screens[SCREEN_MAIN];
 913     enum touchscreen_mode old_mode = touchscreen_get_mode();
 914     struct touchscreen_calibration cal;
 915     int i, ret = 0;
 916
 917     /* hide the statusbar */
 918     viewportmanager_theme_enable(SCREEN_MAIN, false, NULL);
 919
 920     touchscreen_disable_mapping(); /* set raw mode */
 921     touchscreen_set_mode(TOUCHSCREEN_POINT);
 922
 923     for(i=0; i<3; i++)
 924     {
 925         screen->clear_display();
 926
 927         if(get_sample(&cal, points[i][0], points[i][1], i, screen))
 928         {
 929             ret = -1;
 930             break;
 931         }
 932     }
 933
 934     if(ret == 0)
 935         touchscreen_calibrate(&cal);
 936     else
 937         touchscreen_reset_mapping();
 938
 939     memcpy(&global_settings.ts_calibration_data, &calibration_parameters,
 940         sizeof(struct touchscreen_parameter));
 941
 942     touchscreen_set_mode(old_mode);
 943     viewportmanager_theme_undo(SCREEN_MAIN, false);
 944
 945     settings_save();
 946     return ret;
 947 }
 948
 949 int reset_mapping(void)
 950 {
 951     touchscreen_reset_mapping();
 952
 953     memcpy(&global_settings.ts_calibration_data, &calibration_parameters,
 954         sizeof(struct touchscreen_parameter));
 955
 956     settings_save();
 957     return 0;
 958 }
 959 #endif