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  * All files in this archive are subject to the GNU General Public License.
  13  * See the file COPYING in the source tree root for full license agreement.
  14  *
  15  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  16  * KIND, either express or implied.
  17  *
  18  ****************************************************************************/
  19
  20 #include <stdbool.h>
  21 #include <string.h>
  22 #include <stdio.h>
  23 #include "backlight.h"
  24 #include "action.h"
  25 #include "lcd.h"
  26 #ifdef HAVE_REMOTE_LCD
  27 #include "lcd-remote.h"
  28 #endif
  29 #include "lang.h"
  30 #include "icons.h"
  31 #include "font.h"
  32 #include "audio.h"
  33 #include "mp3_playback.h"
  34 #include "usb.h"
  35 #include "settings.h"
  36 #include "status.h"
  37 #include "playlist.h"
  38 #include "sprintf.h"
  39 #include "kernel.h"
  40 #include "power.h"
  41 #include "system.h"
  42 #include "powermgmt.h"
  43 #include "adc.h"
  44 #include "action.h"
  45 #include "talk.h"
  46 #include "misc.h"
  47 #include "id3.h"
  48 #include "screens.h"
  49 #include "debug.h"
  50 #include "led.h"
  51 #include "sound.h"
  52 #include "splash.h"
  53 #include "statusbar.h"
  54 #include "screen_access.h"
  55 #include "quickscreen.h"
  56 #include "pcmbuf.h"
  57 #include "list.h"
  58 #include "yesno.h"
  59
  60 #ifdef HAVE_LCD_BITMAP
  61 #include <bitmaps/usblogo.h>
  62 #endif
  63
  64 #ifdef HAVE_REMOTE_LCD
  65 #include <bitmaps/remote_usblogo.h>
  66 #endif
  67
  68 #ifdef HAVE_MMC
  69 #include "ata_mmc.h"
  70 #endif
  71 #if CONFIG_CODEC == SWCODEC
  72 #include "dsp.h"
  73 #endif
  74
  75 #if (LCD_DEPTH > 1) || (defined(HAVE_LCD_REMOTE) && (LCD_REMOTE_DEPTH > 1))
  76 #include "backdrop.h"
  77 #endif
  78
  79 #ifdef HAVE_LCD_BITMAP
  80 #define SCROLLBAR_WIDTH  6
  81 #endif
  82
  83 /* only used in set_time screen */
  84 #if defined(HAVE_LCD_BITMAP) && (CONFIG_RTC != 0)
  85 static int clamp_value_wrap(int value, int max, int min)
  86 {
  87     if (value > max)
  88         return min;
  89     if (value < min)
  90         return max;
  91     return value;
  92 }
  93 #endif
  94
  95 void usb_screen(void)
  96 {
  97 #ifdef USB_NONE
  98     /* nothing here! */
  99 #else
 100     int i;
 101     bool statusbar = global_settings.statusbar; /* force the statusbar */
 102     global_settings.statusbar = true;
 103 #if LCD_DEPTH > 1
 104     show_main_backdrop();
 105 #endif
 106 #if defined(HAVE_REMOTE_LCD) && LCD_REMOTE_DEPTH > 1
 107     show_remote_main_backdrop();
 108 #endif
 109     FOR_NB_SCREENS(i)
 110     {
 111         screens[i].backlight_on();
 112         screens[i].clear_display();
 113 #if NB_SCREENS > 1
 114         if (i == SCREEN_REMOTE)
 115         {
 116             screens[i].bitmap(remote_usblogo,
 117                       (LCD_REMOTE_WIDTH-BMPWIDTH_remote_usblogo),
 118                       (LCD_REMOTE_HEIGHT-BMPHEIGHT_remote_usblogo)/2,
 119                       BMPWIDTH_remote_usblogo, BMPHEIGHT_remote_usblogo);
 120         }
 121         else
 122         {
 123 #endif
 124 #ifdef HAVE_LCD_BITMAP
 125             screens[i].transparent_bitmap(usblogo,
 126                         (LCD_WIDTH-BMPWIDTH_usblogo),
 127                         (LCD_HEIGHT-BMPHEIGHT_usblogo)/2,
 128                          BMPWIDTH_usblogo, BMPHEIGHT_usblogo);
 129 #else
 130             screens[i].double_height(false);
 131             screens[i].puts_scroll(0, 0, "[USB Mode]");
 132             status_set_param(false);
 133             status_set_audio(false);
 134             status_set_usb(true);
 135 #endif /* HAVE_LCD_BITMAP */
 136 #if NB_SCREENS > 1
 137         }
 138 #endif
 139         screens[i].update();
 140     }
 141
 142     gui_syncstatusbar_draw(&statusbars, true);
 143 #ifdef SIMULATOR
 144     while (button_get(true) & BUTTON_REL);
 145 #else
 146     usb_acknowledge(SYS_USB_CONNECTED_ACK);
 147     while(usb_wait_for_disconnect_w_tmo(&button_queue, HZ)) {
 148         if(usb_inserted()) {
 149 #ifdef HAVE_MMC /* USB-MMC bridge can report activity */
 150             led(mmc_usb_active(HZ));
 151 #endif /* HAVE_MMC */
 152             gui_syncstatusbar_draw(&statusbars, false);
 153         }
 154     }
 155 #endif /* SIMULATOR */
 156 #ifdef HAVE_LCD_CHARCELLS
 157     status_set_usb(false);
 158 #endif /* HAVE_LCD_CHARCELLS */
 159     FOR_NB_SCREENS(i)
 160         screens[i].backlight_on();
 161     global_settings.statusbar = statusbar;
 162 #endif /* USB_NONE */
 163 }
 164
 165 #ifdef HAVE_MMC
 166 int mmc_remove_request(void)
 167 {
 168     struct queue_event ev;
 169     int i;
 170     FOR_NB_SCREENS(i)
 171         screens[i].clear_display();
 172     gui_syncsplash(1, str(LANG_REMOVE_MMC));
 173     if (global_settings.talk_menu)
 174         talk_id(LANG_REMOVE_MMC, false);
 175
 176     while (1)
 177     {
 178         queue_wait_w_tmo(&button_queue, &ev, HZ/2);
 179         switch (ev.id)
 180         {
 181             case SYS_HOTSWAP_EXTRACTED:
 182                 return SYS_HOTSWAP_EXTRACTED;
 183
 184             case SYS_USB_DISCONNECTED:
 185                 return SYS_USB_DISCONNECTED;
 186         }
 187     }
 188 }
 189 #endif
 190
 191 /* the charging screen is only used for archos targets */
 192 #if CONFIG_CHARGING && !defined(HAVE_POWEROFF_WHILE_CHARGING) && defined(CPU_SH)
 193
 194 #ifdef HAVE_LCD_BITMAP
 195 static void charging_display_info(bool animate)
 196 {
 197     unsigned char charging_logo[36];
 198     const int pox_x = (LCD_WIDTH - sizeof(charging_logo)) / 2;
 199     const int pox_y = 32;
 200     static unsigned phase = 3;
 201     unsigned i;
 202     char buf[32];
 203     (void)buf;
 204
 205 #ifdef NEED_ATA_POWER_BATT_MEASURE
 206     if (ide_powered()) /* FM and V2 can only measure when ATA power is on */
 207 #endif
 208     {
 209         int battv = battery_voltage();
 210         snprintf(buf, 32, "  Batt: %d.%02dV %d%%  ", battv / 1000,
 211                  (battv % 1000) / 10, battery_level());
 212         lcd_puts(0, 7, buf);
 213     }
 214
 215 #if CONFIG_CHARGING == CHARGING_CONTROL
 216
 217     snprintf(buf, 32, "Charge mode:");
 218     lcd_puts(0, 2, buf);
 219
 220     if (charge_state == CHARGING)
 221         snprintf(buf, 32, str(LANG_BATTERY_CHARGE));
 222     else if (charge_state == TOPOFF)
 223         snprintf(buf, 32, str(LANG_BATTERY_TOPOFF_CHARGE));
 224     else if (charge_state == TRICKLE)
 225         snprintf(buf, 32, str(LANG_BATTERY_TRICKLE_CHARGE));
 226     else
 227         snprintf(buf, 32, "not charging");
 228
 229     lcd_puts(0, 3, buf);
 230     if (!charger_enabled)
 231         animate = false;
 232 #endif /* CONFIG_CHARGING == CHARGING_CONTROL */
 233
 234
 235     /* middle part */
 236     memset(charging_logo+3, 0x00, 32);
 237     charging_logo[0] = 0x3C;
 238     charging_logo[1] = 0x24;
 239     charging_logo[2] = charging_logo[35] = 0xFF;
 240
 241     if (!animate)
 242     {   /* draw the outline */
 243         /* middle part */
 244         lcd_mono_bitmap(charging_logo, pox_x, pox_y + 8, sizeof(charging_logo), 8);
 245         lcd_set_drawmode(DRMODE_FG);
 246         /* upper line */
 247         charging_logo[0] = charging_logo[1] = 0x00;
 248         memset(charging_logo+2, 0x80, 34);
 249         lcd_mono_bitmap(charging_logo, pox_x, pox_y, sizeof(charging_logo), 8);
 250         /* lower line */
 251         memset(charging_logo+2, 0x01, 34);
 252         lcd_mono_bitmap(charging_logo, pox_x, pox_y + 16, sizeof(charging_logo), 8);
 253         lcd_set_drawmode(DRMODE_SOLID);
 254     }
 255     else
 256     {   /* animate the middle part */
 257         for (i = 3; i<MIN(sizeof(charging_logo)-1, phase); i++)
 258         {
 259             if ((i-phase) % 8 == 0)
 260             {   /* draw a "bubble" here */
 261                 unsigned bitpos;
 262                 bitpos = (phase + i/8) % 15; /* "bounce" effect */
 263                 if (bitpos > 7)
 264                     bitpos = 14 - bitpos;
 265                 charging_logo[i] = 0x01 << bitpos;
 266             }
 267         }
 268         lcd_mono_bitmap(charging_logo, pox_x, pox_y + 8, sizeof(charging_logo), 8);
 269         phase++;
 270     }
 271     lcd_update();
 272 }
 273 #else /* not HAVE_LCD_BITMAP */
 274
 275 static unsigned long logo_chars[4];
 276 static const unsigned char logo_pattern[] = {
 277     0x07, 0x04, 0x1c, 0x14, 0x1c, 0x04, 0x07, 0, /* char 1 */
 278     0x1f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1f, 0, /* char 2 */
 279     0x1f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1f, 0, /* char 3 */
 280     0x1f, 0x01, 0x01, 0x01, 0x01, 0x01, 0x1f, 0, /* char 4 */
 281 };
 282
 283 static void logo_lock_patterns(bool on)
 284 {
 285     int i;
 286
 287     if (on)
 288     {
 289         for (i = 0; i < 4; i++)
 290             logo_chars[i] = lcd_get_locked_pattern();
 291     }
 292     else
 293     {
 294         for (i = 0; i < 4; i++)
 295             lcd_unlock_pattern(logo_chars[i]);
 296     }
 297 }
 298
 299 static void charging_display_info(bool animate)
 300 {
 301     int battv;
 302     unsigned i, ypos;
 303     static unsigned phase = 3;
 304     char buf[32];
 305
 306     battv = battery_voltage();
 307     snprintf(buf, sizeof(buf), " %d.%02dV", battv / 1000, (battv % 1000) / 10);
 308     lcd_puts(4, 1, buf);
 309
 310     memcpy(buf, logo_pattern, 32); /* copy logo patterns */
 311
 312     if (!animate) /* build the screen */
 313     {
 314         lcd_double_height(false);
 315         lcd_puts(0, 0, "[Charging]");
 316         for (i = 0; i < 4; i++)
 317             lcd_putc(i, 1, logo_chars[i]);
 318     }
 319     else          /* animate the logo */
 320     {
 321         for (i = 3; i < MIN(19, phase); i++)
 322         {
 323             if ((i - phase) % 5 == 0)
 324             {    /* draw a "bubble" here */
 325                 ypos = (phase + i/5) % 9; /* "bounce" effect */
 326                 if (ypos > 4)
 327                     ypos = 8 - ypos;
 328                 buf[5 - ypos + 8 * (i/5)] |= 0x10 >> (i%5);
 329             }
 330         }
 331         phase++;
 332     }
 333
 334     for (i = 0; i < 4; i++)
 335         lcd_define_pattern(logo_chars[i], buf + 8 * i);
 336
 337     lcd_update();
 338 }
 339 #endif /* (not) HAVE_LCD_BITMAP */
 340
 341 /* blocks while charging, returns on event:
 342    1 if charger cable was removed
 343    2 if Off/Stop key was pressed
 344    3 if On key was pressed
 345    4 if USB was connected */
 346
 347 int charging_screen(void)
 348 {
 349     unsigned int button;
 350     int rc = 0;
 351
 352     ide_power_enable(false); /* power down the disk, else would be spinning */
 353
 354     lcd_clear_display();
 355     backlight_set_timeout(global_settings.backlight_timeout);
 356 #ifdef HAVE_REMOTE_LCD
 357     remote_backlight_set_timeout(global_settings.remote_backlight_timeout);
 358 #endif
 359     backlight_set_timeout_plugged(global_settings.backlight_timeout_plugged);
 360     gui_syncstatusbar_draw(&statusbars, true);
 361
 362 #ifdef HAVE_LCD_CHARCELLS
 363     logo_lock_patterns(true);
 364 #endif
 365     charging_display_info(false);
 366
 367     do
 368     {
 369         gui_syncstatusbar_draw(&statusbars, false);
 370         charging_display_info(true);
 371         button = get_action(CONTEXT_STD,HZ/3);
 372         if (button == ACTION_STD_OK)
 373             rc = 2;
 374         else if (usb_detect())
 375             rc = 3;
 376         else if (!charger_inserted())
 377             rc = 1;
 378     } while (!rc);
 379
 380 #ifdef HAVE_LCD_CHARCELLS
 381     logo_lock_patterns(false);
 382 #endif
 383     return rc;
 384 }
 385 #endif /* CONFIG_CHARGING && !HAVE_POWEROFF_WHILE_CHARGING && defined(CPU_SH) */
 386
 387 #ifdef HAVE_PITCHSCREEN
 388
 389 #define PITCH_MAX         2000
 390 #define PITCH_MIN         500
 391 #define PITCH_SMALL_DELTA 1
 392 #define PITCH_BIG_DELTA   10
 393 #define PITCH_NUDGE_DELTA 20
 394
 395 #define PITCH_MODE_ABSOLUTE 1
 396 #define PITCH_MODE_SEMITONE -PITCH_MODE_ABSOLUTE
 397
 398 static int pitch_mode = PITCH_MODE_ABSOLUTE; /* 1 - absolute, -1 - semitone */
 399
 400 /* returns:
 401    0 if no key was pressed
 402    1 if USB was connected */
 403
 404 static void pitch_screen_draw(struct screen *display, int pitch, int pitch_mode)
 405 {
 406     unsigned char* ptr;
 407     unsigned char buf[32];
 408     int w, h;
 409
 410     display->clear_display();
 411
 412     if (display->nb_lines < 4) /* very small screen, just show the pitch value */
 413     {
 414         w = snprintf((char *)buf, sizeof(buf), "%s: %d.%d%%",str(LANG_PITCH),
 415                   pitch / 10, pitch % 10 );
 416         display->putsxy((display->width-(w*display->char_width))/2,
 417                          display->nb_lines/2,buf);
 418     }
 419     else /* bigger screen, show everything... */
 420     {
 421
 422         /* UP: Pitch Up */
 423         if (pitch_mode == PITCH_MODE_ABSOLUTE) {
 424             ptr = str(LANG_PITCH_UP);
 425         } else {
 426             ptr = str(LANG_PITCH_UP_SEMITONE);
 427         }
 428         display->getstringsize(ptr,&w,&h);
 429         display->putsxy((display->width-w)/2, 0, ptr);
 430         display->mono_bitmap(bitmap_icons_7x8[Icon_UpArrow],
 431                         display->width/2 - 3, h, 7, 8);
 432
 433         /* DOWN: Pitch Down */
 434         if (pitch_mode == PITCH_MODE_ABSOLUTE) {
 435             ptr = str(LANG_PITCH_DOWN);
 436         } else {
 437             ptr = str(LANG_PITCH_DOWN_SEMITONE);
 438         }
 439         display->getstringsize(ptr,&w,&h);
 440         display->putsxy((display->width-w)/2, display->height - h, ptr);
 441         display->mono_bitmap(bitmap_icons_7x8[Icon_DownArrow],
 442                              display->width/2 - 3, display->height - h*2, 7, 8);
 443
 444         /* RIGHT: +2% */
 445         ptr = "+2%";
 446         display->getstringsize(ptr,&w,&h);
 447         display->putsxy(display->width-w, (display->height-h)/2, ptr);
 448         display->mono_bitmap(bitmap_icons_7x8[Icon_FastForward],
 449                              display->width-w-8, (display->height-h)/2, 7, 8);
 450
 451         /* LEFT: -2% */
 452         ptr = "-2%";
 453         display->getstringsize(ptr,&w,&h);
 454         display->putsxy(0, (display->height-h)/2, ptr);
 455         display->mono_bitmap(bitmap_icons_7x8[Icon_FastBackward],
 456                              w+1, (display->height-h)/2, 7, 8);
 457
 458         /* "Pitch" */
 459         snprintf((char *)buf, sizeof(buf), str(LANG_PITCH));
 460         display->getstringsize(buf,&w,&h);
 461         display->putsxy((display->width-w)/2, (display->height/2)-h, buf);
 462         /* "XX.X%" */
 463         snprintf((char *)buf, sizeof(buf), "%d.%d%%",
 464                 pitch / 10, pitch % 10 );
 465         display->getstringsize(buf,&w,&h);
 466         display->putsxy((display->width-w)/2, display->height/2, buf);
 467     }
 468
 469     display->update();
 470 }
 471
 472 static int pitch_increase(int pitch, int delta, bool allow_cutoff)
 473 {
 474     int new_pitch;
 475
 476     if (delta < 0) {
 477         if (pitch + delta >= PITCH_MIN) {
 478             new_pitch = pitch + delta;
 479         } else {
 480             if (!allow_cutoff) {
 481                 return pitch;
 482             }
 483             new_pitch = PITCH_MIN;
 484         }
 485     } else if (delta > 0) {
 486         if (pitch + delta <= PITCH_MAX) {
 487             new_pitch = pitch + delta;
 488         } else {
 489             if (!allow_cutoff) {
 490                 return pitch;
 491             }
 492             new_pitch = PITCH_MAX;
 493         }
 494     } else {
 495         /* delta == 0 -> no real change */
 496         return pitch;
 497     }
 498     sound_set_pitch(new_pitch);
 499
 500     return new_pitch;
 501 }
 502
 503 /* Factor for changing the pitch one half tone up.
 504    The exact value is 2^(1/12) = 1.05946309436
 505    But we use only integer arithmetics, so take
 506    rounded factor multiplied by 10^5=100,000. This is
 507    enough to get the same promille values as if we
 508    had used floating point (checked with a spread
 509    sheet).
 510  */
 511 #define PITCH_SEMITONE_FACTOR 105946L
 512
 513 /* Some helpful constants. K is the scaling factor for SEMITONE.
 514    N is for more accurate rounding
 515    KN is K * N
 516  */
 517 #define PITCH_K_FCT           100000UL
 518 #define PITCH_N_FCT           10
 519 #define PITCH_KN_FCT          1000000UL
 520
 521 static int pitch_increase_semitone(int pitch, bool up)
 522 {
 523     uint32_t tmp;
 524     uint32_t round_fct; /* How much to scale down at the end */
 525     tmp = pitch;
 526     if (up) {
 527         tmp = tmp * PITCH_SEMITONE_FACTOR;
 528         round_fct = PITCH_K_FCT;
 529     } else {
 530         tmp = (tmp * PITCH_KN_FCT) / PITCH_SEMITONE_FACTOR;
 531         round_fct = PITCH_N_FCT;
 532     }
 533     /* Scaling down with rounding */
 534     tmp = (tmp + round_fct / 2) / round_fct;
 535     return pitch_increase(pitch, tmp - pitch, false);
 536 }
 537
 538 bool pitch_screen(void)
 539 {
 540     int button;
 541     int pitch = sound_get_pitch();
 542     int new_pitch, delta = 0;
 543     bool nudged = false;
 544     bool exit = false;
 545     int i;
 546
 547 #if CONFIG_CODEC == SWCODEC
 548     pcmbuf_set_low_latency(true);
 549 #endif
 550
 551     while (!exit)
 552     {
 553         FOR_NB_SCREENS(i)
 554             pitch_screen_draw(&screens[i], pitch, pitch_mode);
 555
 556         button = get_action(CONTEXT_PITCHSCREEN,TIMEOUT_BLOCK);
 557         switch (button) {
 558             case ACTION_PS_INC_SMALL:
 559                 delta = PITCH_SMALL_DELTA;
 560                 break;
 561
 562             case ACTION_PS_INC_BIG:
 563                 delta = PITCH_BIG_DELTA;
 564                 break;
 565
 566             case ACTION_PS_DEC_SMALL:
 567                 delta = -PITCH_SMALL_DELTA;
 568                 break;
 569
 570             case ACTION_PS_DEC_BIG:
 571                 delta = -PITCH_BIG_DELTA;
 572                 break;
 573
 574             case ACTION_PS_NUDGE_RIGHT:
 575                 new_pitch = pitch_increase(pitch, PITCH_NUDGE_DELTA, false);
 576                 nudged = (new_pitch != pitch);
 577                 pitch = new_pitch;
 578                 break;
 579
 580             case ACTION_PS_NUDGE_RIGHTOFF:
 581                 if (nudged) {
 582                     pitch = pitch_increase(pitch, -PITCH_NUDGE_DELTA, false);
 583                 }
 584                 nudged = false;
 585                 break;
 586
 587             case ACTION_PS_NUDGE_LEFT:
 588                 new_pitch = pitch_increase(pitch, -PITCH_NUDGE_DELTA, false);
 589                 nudged = (new_pitch != pitch);
 590                 pitch = new_pitch;
 591                 break;
 592
 593             case ACTION_PS_NUDGE_LEFTOFF:
 594                 if (nudged) {
 595                     pitch = pitch_increase(pitch, PITCH_NUDGE_DELTA, false);
 596                 }
 597                 nudged = false;
 598                 break;
 599
 600             case ACTION_PS_RESET:
 601                 pitch = 1000;
 602                 sound_set_pitch( pitch );
 603                 break;
 604
 605             case ACTION_PS_TOGGLE_MODE:
 606                 pitch_mode = -pitch_mode;
 607                 break;
 608
 609             case ACTION_PS_EXIT:
 610                 exit = true;
 611                 break;
 612
 613             default:
 614                 if(default_event_handler(button) == SYS_USB_CONNECTED)
 615                     return 1;
 616                 break;
 617         }
 618
 619         if(delta)
 620         {
 621             if (pitch_mode == PITCH_MODE_ABSOLUTE) {
 622                 pitch = pitch_increase(pitch, delta, true);
 623             } else {
 624                 pitch = pitch_increase_semitone(pitch, delta > 0 ? true:false);
 625             }
 626
 627             delta = 0;
 628         }
 629
 630     }
 631 #if CONFIG_CODEC == SWCODEC
 632     pcmbuf_set_low_latency(false);
 633 #endif
 634     lcd_setfont(FONT_UI);
 635     return 0;
 636 }
 637 #endif /* HAVE_PITCHSCREEN */
 638
 639 #if CONFIG_CHARGING
 640 void charging_splash(void)
 641 {
 642     gui_syncsplash(2*HZ, (unsigned char *)str(LANG_BATTERY_CHARGE));
 643     button_clear_queue();
 644 }
 645 #endif
 646
 647
 648 #if defined(HAVE_LCD_BITMAP) && (CONFIG_RTC != 0)
 649
 650 /* little helper function for voice output */
 651 static void say_time(int cursorpos, const struct tm *tm)
 652 {
 653     int value = 0;
 654     int unit = 0;
 655
 656     if (!global_settings.talk_menu)
 657         return;
 658
 659     switch(cursorpos)
 660     {
 661     case 0:
 662         value = tm->tm_hour;
 663         unit = UNIT_HOUR;
 664         break;
 665     case 1:
 666         value = tm->tm_min;
 667         unit = UNIT_MIN;
 668         break;
 669     case 2:
 670         value = tm->tm_sec;
 671         unit = UNIT_SEC;
 672         break;
 673     case 3:
 674         value = tm->tm_year + 1900;
 675         break;
 676     case 5:
 677         value = tm->tm_mday;
 678         break;
 679     }
 680
 681     if (cursorpos == 4) /* month */
 682         talk_id(LANG_MONTH_JANUARY + tm->tm_mon, false);
 683     else
 684         talk_value(value, unit, false);
 685 }
 686
 687
 688 #define INDEX_X 0
 689 #define INDEX_Y 1
 690
 691 #define SEPARATOR ":"
 692 bool set_time_screen(const char* title, struct tm *tm)
 693 {
 694     bool done = false;
 695     int button;
 696     unsigned int i, j, s;
 697     int cursorpos = 0;
 698     unsigned int julianday;
 699     unsigned int realyear;
 700     unsigned int width;
 701     unsigned int min, max;
 702     unsigned int statusbar_height = 0;
 703     unsigned int separator_width, weekday_width;
 704     unsigned int prev_line_height;
 705     int daysinmonth[] = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
 706     unsigned char buffer[20];
 707
 708     /* 6 possible cursor possitions, 2 values stored for each: x, y */
 709     unsigned int cursor[6][2];
 710
 711     int *valptr = NULL;
 712     unsigned char *ptr[6];
 713
 714     if(global_settings.statusbar)
 715         statusbar_height = STATUSBAR_HEIGHT;
 716
 717     /* speak selection when screen is entered */
 718     say_time(cursorpos, tm);
 719
 720     while (!done) {
 721         /* for easy acess in the drawing loop */
 722         ptr[0] = buffer;                     /* hours */
 723         ptr[1] = buffer + 3;                 /* minutes */
 724         ptr[2] = buffer + 6;                 /* seconds */
 725         ptr[3] = buffer + 9;                 /* year */
 726         ptr[4] = str(LANG_MONTH_JANUARY + tm->tm_mon); /* monthname */
 727         ptr[5] = buffer + 14;                /* day of month */
 728
 729         /* calculate the number of days in febuary */
 730         realyear = tm->tm_year + 1900;
 731         if((realyear % 4 == 0 && !(realyear % 100 == 0)) || realyear % 400 == 0)
 732             daysinmonth[1] = 29;
 733         else
 734             daysinmonth[1] = 28;
 735
 736         /* fix day if month or year changed */
 737         if (tm->tm_mday > daysinmonth[tm->tm_mon])
 738             tm->tm_mday = daysinmonth[tm->tm_mon];
 739
 740         /* calculate day of week */
 741         julianday = tm->tm_mday;
 742         for(i = 0; (int)i < tm->tm_mon; i++) {
 743            julianday += daysinmonth[i];
 744         }
 745
 746         tm->tm_wday = (realyear + julianday + (realyear - 1) / 4 -
 747                        (realyear - 1) / 100 + (realyear - 1) / 400 + 7 - 1) % 7;
 748
 749         /* put all the numbers we want from the tm struct into
 750            an easily printable buffer */
 751         snprintf(buffer, sizeof(buffer),
 752                  "%02d " "%02d " "%02d " "%04d " "%02d",
 753                  tm->tm_hour, tm->tm_min, tm->tm_sec,
 754                  tm->tm_year+1900, tm->tm_mday);
 755
 756         /* convert spaces in the buffer to '\0' to make it possible to work
 757            directly on the buffer */
 758         for(i=0; i < sizeof(buffer); i++)
 759         {
 760             if(buffer[i] == ' ')
 761                 buffer[i] = '\0';
 762         }
 763
 764         FOR_NB_SCREENS(s)
 765         {
 766             /* minimum lines needed is 2 + title line */
 767             gui_textarea_update_nblines(&screens[s]);
 768             if (screens[s].nb_lines < 4)
 769             {
 770                 screens[s].setfont(FONT_SYSFIXED);
 771                 gui_textarea_update_nblines(&screens[s]);
 772             }
 773
 774             /* recalculate the positions and offsets */
 775             if (screens[s].nb_lines >= 3)
 776                 screens[s].getstringsize(title, NULL, &prev_line_height);
 777             else
 778                 prev_line_height = 0;
 779
 780             screens[s].getstringsize(SEPARATOR, &separator_width, NULL);
 781
 782             /* weekday */
 783             screens[s].getstringsize(str(LANG_WEEKDAY_SUNDAY + tm->tm_wday), &weekday_width, NULL);
 784             screens[s].getstringsize(" ", &separator_width, NULL);
 785
 786             for(i=0, j=0; i < 6; i++)
 787             {
 788                 if(i==3) /* second row */
 789                 {
 790                     j = weekday_width + separator_width;;
 791                     prev_line_height *= 2;
 792                 }
 793                 screens[s].getstringsize(ptr[i], &width, NULL);
 794                 cursor[i][INDEX_Y] = prev_line_height + statusbar_height;
 795                 cursor[i][INDEX_X] = j;
 796                 j += width + separator_width;
 797             }
 798
 799             /* draw the screen */
 800             screens[s].set_drawmode(DRMODE_SOLID);
 801             gui_textarea_clear(&screens[s]);
 802             /* display the screen title */
 803             screens[s].puts_scroll(0, 0, title);
 804
 805             /* these are not selectable, so we draw them outside the loop */
 806             screens[s].putsxy(0, cursor[3][INDEX_Y], str(LANG_WEEKDAY_SUNDAY + tm->tm_wday)); /* name of the week day */
 807
 808             /* draw the selected item with drawmode set to
 809                 DRMODE_SOLID|DRMODE_INVERSEVID, all other selectable
 810                 items with drawmode DRMODE_SOLID */
 811             for(i=0; i<6; i++)
 812             {
 813                 if (cursorpos == (int)i)
 814                     screens[s].set_drawmode(DRMODE_SOLID|DRMODE_INVERSEVID);
 815
 816                 screens[s].putsxy(cursor[i][INDEX_X],
 817                                   cursor[i][INDEX_Y], ptr[i]);
 818
 819                 screens[s].set_drawmode(DRMODE_SOLID);
 820
 821                 screens[s].putsxy(cursor[i/4 +1][INDEX_X] - separator_width,
 822                                   cursor[0][INDEX_Y], SEPARATOR);
 823             }
 824
 825             /* print help text */
 826             if (screens[s].nb_lines > 4)
 827                 screens[s].puts(0, 4, str(LANG_TIME_SET_BUTTON));
 828             if (screens[s].nb_lines > 5)
 829                 screens[s].puts(0, 5, str(LANG_TIME_REVERT));
 830             screens[s].update();
 831         }
 832         gui_syncstatusbar_draw(&statusbars, true);
 833
 834         /* set the most common numbers */
 835         min = 0;
 836         max = 59;
 837         /* calculate the minimum and maximum for the number under cursor */
 838         switch(cursorpos) {
 839             case 0: /* hour */
 840                 max = 23;
 841                 valptr = &tm->tm_hour;
 842                 break;
 843             case 1: /* minute */
 844                 valptr = &tm->tm_min;
 845                 break;
 846             case 2: /* second */
 847                 valptr = &tm->tm_sec;
 848                 break;
 849             case 3: /* year */
 850                 min = 1;
 851                 max = 200;
 852                 valptr = &tm->tm_year;
 853                 break;
 854             case 4: /* month */
 855                 max = 11;
 856                 valptr = &tm->tm_mon;
 857                 break;
 858             case 5: /* day */
 859                 min = 1;
 860                 max = daysinmonth[tm->tm_mon];
 861                 valptr = &tm->tm_mday;
 862                 break;
 863         }
 864
 865         button = get_action(CONTEXT_SETTINGS_TIME, TIMEOUT_BLOCK);
 866         switch ( button ) {
 867             case ACTION_STD_PREV:
 868                 cursorpos = clamp_value_wrap(--cursorpos, 5, 0);
 869                 say_time(cursorpos, tm);
 870                 break;
 871             case ACTION_STD_NEXT:
 872                 cursorpos = clamp_value_wrap(++cursorpos, 5, 0);
 873                 say_time(cursorpos, tm);
 874                 break;
 875             case ACTION_SETTINGS_INC:
 876             case ACTION_SETTINGS_INCREPEAT:
 877                 *valptr = clamp_value_wrap(++(*valptr), max, min);
 878                 say_time(cursorpos, tm);
 879                 break;
 880             case ACTION_SETTINGS_DEC:
 881             case ACTION_SETTINGS_DECREPEAT:
 882                 *valptr = clamp_value_wrap(--(*valptr), max, min);
 883                 say_time(cursorpos, tm);
 884                 break;
 885
 886             case ACTION_STD_OK:
 887                 done = true;
 888                 break;
 889
 890             case ACTION_STD_CANCEL:
 891                 done = true;
 892                 tm->tm_year = -1;
 893                 break;
 894
 895             default:
 896                 if (default_event_handler(button) == SYS_USB_CONNECTED)
 897                     return true;
 898                 break;
 899         }
 900     }
 901     FOR_NB_SCREENS(i)
 902     {
 903         screens[i].setfont(FONT_UI);
 904         gui_textarea_update_nblines(&screens[i]);
 905     }
 906     return false;
 907 }
 908 #endif /* defined(HAVE_LCD_BITMAP) && (CONFIG_RTC != 0) */
 909
 910 #if (CONFIG_KEYPAD == RECORDER_PAD) && !defined(HAVE_SW_POWEROFF)
 911 bool shutdown_screen(void)
 912 {
 913     int button;
 914     bool done = false;
 915     long time_entered = current_tick;
 916
 917     lcd_stop_scroll();
 918
 919     gui_syncsplash(0, str(LANG_CONFIRM_SHUTDOWN));
 920
 921     while(!done && TIME_BEFORE(current_tick,time_entered+HZ*2))
 922     {
 923         button = get_action(CONTEXT_STD,HZ);
 924         switch(button)
 925         {
 926             case ACTION_STD_CANCEL:
 927                 sys_poweroff();
 928                 break;
 929
 930             /* do nothing here, because ACTION_NONE might be caused
 931              * by timeout or button release. In case of timeout the loop
 932              * is terminated by TIME_BEFORE */
 933             case ACTION_NONE:
 934                 break;
 935
 936             default:
 937                 if(default_event_handler(button) == SYS_USB_CONNECTED)
 938                     return true;
 939                 done = true;
 940                 break;
 941         }
 942     }
 943     return false;
 944 }
 945 #endif
 946
 947 static const int id3_headers[]=
 948 {
 949     LANG_ID3_TITLE,
 950     LANG_ID3_ARTIST,
 951     LANG_ID3_ALBUM,
 952     LANG_ID3_ALBUMARTIST,
 953     LANG_ID3_GROUPING,
 954     LANG_ID3_DISCNUM,
 955     LANG_ID3_TRACKNUM,
 956     LANG_ID3_COMMENT,
 957     LANG_ID3_GENRE,
 958     LANG_ID3_YEAR,
 959     LANG_ID3_LENGTH,
 960     LANG_ID3_PLAYLIST,
 961     LANG_ID3_BITRATE,
 962     LANG_ID3_FREQUENCY,
 963 #if CONFIG_CODEC == SWCODEC
 964     LANG_ID3_TRACK_GAIN,
 965     LANG_ID3_ALBUM_GAIN,
 966 #endif
 967     LANG_ID3_PATH,
 968 };
 969
 970 static char * id3_get_info(int selected_item, void* data, char *buffer)
 971 {
 972     struct mp3entry* id3 =(struct mp3entry*)data;
 973     int info_no=selected_item/2;
 974     if(!(selected_item%2))
 975     {/* header */
 976         return( str(id3_headers[info_no]));
 977     }
 978     else
 979     {/* data */
 980
 981         char * info=NULL;
 982         switch(info_no)
 983         {
 984             case 0:/*LANG_ID3_TITLE*/
 985                 info=id3->title;
 986                 break;
 987             case 1:/*LANG_ID3_ARTIST*/
 988                 info=id3->artist;
 989                 break;
 990             case 2:/*LANG_ID3_ALBUM*/
 991                 info=id3->album;
 992                 break;
 993             case 3:/*LANG_ID3_ALBUMARTIST*/
 994                 info=id3->albumartist;
 995                 break;
 996             case 4:/*LANG_ID3_GROUPING*/
 997                 info=id3->grouping;
 998                 break;
 999             case 5:/*LANG_ID3_DISCNUM*/
1000                 if (id3->disc_string)
1001                     info = id3->disc_string;
1002                 else if (id3->discnum)
1003                 {
1004                     snprintf(buffer, MAX_PATH, "%d", id3->discnum);
1005                     info = buffer;
1006                 }
1007                 break;
1008             case 6:/*LANG_ID3_TRACKNUM*/
1009                 if (id3->track_string)
1010                     info = id3->track_string;
1011                 else if (id3->tracknum)
1012                 {
1013                     snprintf(buffer, MAX_PATH, "%d", id3->tracknum);
1014                     info = buffer;
1015                 }
1016                 break;
1017             case 7:/*LANG_ID3_COMMENT*/
1018                 info=id3->comment;
1019                 break;
1020             case 8:/*LANG_ID3_GENRE*/
1021                 info = id3->genre_string;
1022                 break;
1023             case 9:/*LANG_ID3_YEAR*/
1024                 if (id3->year_string)
1025                     info = id3->year_string;
1026                 else if (id3->year)
1027                 {
1028                     snprintf(buffer, MAX_PATH, "%d", id3->year);
1029                     info = buffer;
1030                 }
1031                 break;
1032             case 10:/*LANG_ID3_LENGTH*/
1033                 format_time(buffer, MAX_PATH, id3->length);
1034                 info=buffer;
1035                 break;
1036             case 11:/*LANG_ID3_PLAYLIST*/
1037                 snprintf(buffer, MAX_PATH, "%d/%d", playlist_get_display_index(),
1038             playlist_amount());
1039                 info=buffer;
1040                 break;
1041             case 12:/*LANG_ID3_BITRATE*/
1042                 snprintf(buffer, MAX_PATH, "%d kbps%s", id3->bitrate,
1043             id3->vbr ? str(LANG_ID3_VBR) : (const unsigned char*) "");
1044                 info=buffer;
1045                 break;
1046             case 13:/*LANG_ID3_FREQUENCY*/
1047                 snprintf(buffer, MAX_PATH, "%ld Hz", id3->frequency);
1048                 info=buffer;
1049                 break;
1050 #if CONFIG_CODEC == SWCODEC
1051             case 14:/*LANG_ID3_TRACK_GAIN*/
1052                 info=id3->track_gain_string;
1053                 break;
1054             case 15:/*LANG_ID3_ALBUM_GAIN*/
1055                 info=id3->album_gain_string;
1056                 break;
1057             case 16:/*LANG_ID3_PATH*/
1058 #else
1059             case 14:/*LANG_ID3_PATH*/
1060 #endif
1061                 info=id3->path;
1062                 break;
1063         }
1064         return info && *info ? info : (char*) str(LANG_ID3_NO_INFO);
1065     }
1066 }
1067
1068 bool browse_id3(void)
1069 {
1070     struct gui_synclist id3_lists;
1071     struct mp3entry* id3 = audio_current_track();
1072     int key;
1073
1074     gui_synclist_init(&id3_lists, &id3_get_info, id3, true, 2);
1075     gui_synclist_set_nb_items(&id3_lists,
1076         sizeof(id3_headers)/sizeof(id3_headers[0])*2);
1077     gui_synclist_draw(&id3_lists);
1078     gui_syncstatusbar_draw(&statusbars, true);
1079     while (true) {
1080         gui_syncstatusbar_draw(&statusbars, false);
1081         key = get_action(CONTEXT_LIST,HZ/2);
1082         if(key!=ACTION_NONE && key!=ACTION_UNKNOWN
1083         && !gui_synclist_do_button(&id3_lists, &key,LIST_WRAP_UNLESS_HELD))
1084         {
1085             return(default_event_handler(key) == SYS_USB_CONNECTED);
1086         }
1087     }
1088 }
1089
1090 static char* runtime_get_data(int selected_item, void* data, char* buffer)
1091 {
1092     (void) data;
1093     unsigned char *headers[] = {str(LANG_RUNNING_TIME), str(LANG_TOP_TIME) };
1094     int t;
1095     if(!(selected_item%2))
1096         return headers[selected_item/2];
1097
1098     if(selected_item/2) t = global_status.topruntime;
1099     else t = global_status.runtime;
1100
1101     snprintf(buffer, 16, "%dh %dm %ds",
1102         t / 3600, (t % 3600) / 60, t % 60);
1103     return buffer;
1104
1105 }
1106
1107 static int runtime_speak_data(int selected_item, void* data)
1108 {
1109     (void) data;
1110     long title_ids[] = {LANG_RUNNING_TIME, LANG_TOP_TIME};
1111     talk_ids(false,
1112              title_ids[selected_item/2],
1113              TALK_ID((selected_item == 0) ? global_status.runtime
1114                      : global_status.topruntime, UNIT_TIME));
1115     return 0;
1116 }
1117
1118
1119 bool view_runtime(void)
1120 {
1121     unsigned char *lines[]={ID2P(LANG_CLEAR_TIME)};
1122     struct text_message message={(char **)lines, 1};
1123
1124     struct gui_synclist lists;
1125     int action;
1126     gui_synclist_init(&lists, runtime_get_data, NULL, false, 2);
1127 #if !defined(HAVE_LCD_CHARCELLS)
1128     gui_synclist_set_title(&lists, str(LANG_RUNNING_TIME), NOICON);
1129 #else
1130     gui_synclist_set_title(&lists, NULL, NOICON);
1131 #endif
1132     if(global_settings.talk_menu)
1133         gui_synclist_set_voice_callback(&lists, runtime_speak_data);
1134     gui_synclist_set_icon_callback(&lists, NULL);
1135     gui_synclist_set_nb_items(&lists, 4);
1136     gui_synclist_speak_item(&lists);
1137     while(1)
1138     {
1139 #if CONFIG_CHARGING
1140         if (charger_inserted()
1141 #ifdef HAVE_USB_POWER
1142             || usb_powered()
1143 #endif
1144         )
1145         {
1146             global_status.runtime = 0;
1147         }
1148         else
1149 #endif
1150         {
1151             global_status.runtime += ((current_tick - lasttime) / HZ);
1152         }
1153         lasttime = current_tick;
1154         gui_synclist_draw(&lists);
1155         gui_syncstatusbar_draw(&statusbars, true);
1156         list_do_action(CONTEXT_STD, HZ,
1157                     &lists, &action, LIST_WRAP_UNLESS_HELD);
1158         if(action == ACTION_STD_CANCEL)
1159             break;
1160         if(action == ACTION_STD_OK) {
1161             if(gui_syncyesno_run(&message, NULL, NULL)==YESNO_YES)
1162             {
1163                 if (!(gui_synclist_get_sel_pos(&lists)/2))
1164                     global_status.runtime = 0;
1165                 else
1166                     global_status.topruntime = 0;
1167                 gui_synclist_speak_item(&lists);
1168             }
1169         }
1170         if(default_event_handler(action) == SYS_USB_CONNECTED)
1171             return true;
1172     }
1173     return false;
1174 }
1175