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 #ifdef HAVE_REMOTE_LCD
  29 #include "lcd-remote.h"
  30 #endif
  31 #include "lang.h"
  32 #include "icons.h"
  33 #include "font.h"
  34 #include "audio.h"
  35 #include "mp3_playback.h"
  36 #include "usb.h"
  37 #if defined(HAVE_USBSTACK)
  38 #include "usb_core.h"
  39 #ifdef USB_ENABLE_HID
  40 #include "usbstack/usb_hid.h"
  41 #endif
  42 #endif
  43 #include "settings.h"
  44 #include "status.h"
  45 #include "playlist.h"
  46 #include "sprintf.h"
  47 #include "kernel.h"
  48 #include "power.h"
  49 #include "system.h"
  50 #include "powermgmt.h"
  51 #include "talk.h"
  52 #include "misc.h"
  53 #include "metadata.h"
  54 #include "screens.h"
  55 #include "debug.h"
  56 #include "led.h"
  57 #include "sound.h"
  58 #include "splash.h"
  59 #include "statusbar.h"
  60 #include "screen_access.h"
  61 #include "pcmbuf.h"
  62 #include "list.h"
  63 #include "yesno.h"
  64 #include "backdrop.h"
  65 #include "viewport.h"
  66
  67 #ifdef HAVE_LCD_BITMAP
  68 #include "bitmaps/usblogo.h"
  69 #endif
  70
  71 #ifdef HAVE_REMOTE_LCD
  72 #include "bitmaps/remote_usblogo.h"
  73 #endif
  74
  75 #if (CONFIG_STORAGE & STORAGE_MMC)
  76 #include "ata_mmc.h"
  77 #endif
  78 #if CONFIG_CODEC == SWCODEC
  79 #include "dsp.h"
  80 #endif
  81
  82 /* only used in set_time screen */
  83 #if defined(HAVE_LCD_BITMAP) && (CONFIG_RTC != 0)
  84 static int clamp_value_wrap(int value, int max, int min)
  85 {
  86     if (value > max)
  87         return min;
  88     if (value < min)
  89         return max;
  90     return value;
  91 }
  92 #endif
  93
  94 #ifndef SIMULATOR
  95 static int handle_usb_events(void)
  96 {
  97     int next_update=0;
  98 #ifdef HAVE_TOUCHSCREEN
  99     enum touchscreen_mode old_mode = touchscreen_get_mode();
 100
 101     /* TODO: Paint buttons on screens OR switch to point mode and use
 102      * touchscreen as a touchpad to move the host's mouse cursor */
 103     touchscreen_set_mode(TOUCHSCREEN_BUTTON);
 104 #endif
 105
 106     /* Don't return until we get SYS_USB_DISCONNECTED or SYS_TIMEOUT */
 107     while(1)
 108     {
 109         int button;
 110 #if defined(HAVE_USBSTACK) && defined(USB_ENABLE_HID)
 111         bool hid_enabled = usb_core_driver_enabled(USB_DRIVER_HID);
 112
 113         if (hid_enabled)
 114         {
 115             int id = HID_CONSUMER_USAGE_UNASSIGNED;
 116             button = get_action(CONTEXT_USB_HID, HZ/4);
 117
 118             switch (button)
 119             {
 120                 case ACTION_USB_HID_PLAY:
 121                     id = HID_CONSUMER_USAGE_PLAY_PAUSE;
 122                     break;
 123                 case ACTION_USB_HID_STOP:
 124                     id = HID_CONSUMER_USAGE_STOP;
 125                     break;
 126                 case ACTION_USB_HID_SKIPPREV:
 127                     id = HID_CONSUMER_USAGE_SCAN_PREVIOUS_TRACK;
 128                     break;
 129                 case ACTION_USB_HID_SKIPNEXT:
 130                     id = HID_CONSUMER_USAGE_SCAN_NEXT_TRACK;
 131                     break;
 132                 case ACTION_USB_HID_VOLDOWN:
 133                     id = HID_CONSUMER_USAGE_VOLUME_DECREMENT;
 134                     break;
 135                 case ACTION_USB_HID_VOLUP:
 136                     id = HID_CONSUMER_USAGE_VOLUME_INCREMENT;
 137                     break;
 138                 case ACTION_USB_HID_MUTE:
 139                     id = HID_CONSUMER_USAGE_MUTE;
 140                     break;
 141             }
 142
 143             if (id != HID_CONSUMER_USAGE_UNASSIGNED)
 144                 usb_hid_send(HID_USAGE_PAGE_CONSUMER, id);
 145         }
 146         else
 147 #endif
 148             button = button_get_w_tmo(HZ/4);
 149
 150         switch(button)
 151         {
 152             case SYS_USB_DISCONNECTED:
 153                 usb_acknowledge(SYS_USB_DISCONNECTED_ACK);
 154                 goto Exit;
 155             case SYS_TIMEOUT:
 156                 break;
 157         }
 158
 159         if(TIME_AFTER(current_tick,next_update))
 160         {
 161             if(usb_inserted()) {
 162 #if (CONFIG_STORAGE & STORAGE_MMC) /* USB-MMC bridge can report activity */
 163                 led(mmc_usb_active(HZ));
 164 #endif /* STORAGE_MMC */
 165                 gui_syncstatusbar_draw(&statusbars, false);
 166             }
 167             next_update=current_tick+HZ/2;
 168         }
 169     }
 170 Exit:
 171 #ifdef HAVE_TOUCHSCREEN
 172     touchscreen_set_mode(old_mode);
 173 #endif
 174     return 0;
 175 }
 176 #endif
 177
 178 void usb_screen(void)
 179 {
 180 #ifdef USB_NONE
 181     /* nothing here! */
 182 #else
 183     int i;
 184     bool statusbar = global_settings.statusbar; /* force the statusbar */
 185     global_settings.statusbar = true;
 186 #if LCD_DEPTH > 1
 187     show_main_backdrop();
 188 #endif
 189 #if defined(HAVE_REMOTE_LCD) && LCD_REMOTE_DEPTH > 1
 190     show_remote_main_backdrop();
 191 #endif
 192     FOR_NB_SCREENS(i)
 193     {
 194         screens[i].backlight_on();
 195         screens[i].clear_display();
 196 #if NB_SCREENS > 1
 197         if (i == SCREEN_REMOTE)
 198         {
 199             screens[i].bitmap(remote_usblogo,
 200                       (LCD_REMOTE_WIDTH-BMPWIDTH_remote_usblogo),
 201                       (LCD_REMOTE_HEIGHT-BMPHEIGHT_remote_usblogo)/2,
 202                       BMPWIDTH_remote_usblogo, BMPHEIGHT_remote_usblogo);
 203         }
 204         else
 205         {
 206 #endif
 207 #ifdef HAVE_LCD_BITMAP
 208             screens[i].transparent_bitmap(usblogo,
 209                         (LCD_WIDTH-BMPWIDTH_usblogo),
 210                         (LCD_HEIGHT-BMPHEIGHT_usblogo)/2,
 211                          BMPWIDTH_usblogo, BMPHEIGHT_usblogo);
 212 #else
 213             screens[i].double_height(false);
 214             screens[i].puts_scroll(0, 0, "[USB Mode]");
 215             status_set_param(false);
 216             status_set_audio(false);
 217             status_set_usb(true);
 218 #endif /* HAVE_LCD_BITMAP */
 219 #if NB_SCREENS > 1
 220         }
 221 #endif
 222         screens[i].update();
 223     }
 224
 225 #ifdef SIMULATOR
 226     while (button_get(true) & BUTTON_REL);
 227 #else
 228     usb_acknowledge(SYS_USB_CONNECTED_ACK);
 229     while (handle_usb_events());
 230 #endif /* SIMULATOR */
 231 #ifdef HAVE_LCD_CHARCELLS
 232     status_set_usb(false);
 233 #endif /* HAVE_LCD_CHARCELLS */
 234     FOR_NB_SCREENS(i)
 235         screens[i].backlight_on();
 236     global_settings.statusbar = statusbar;
 237 #endif /* USB_NONE */
 238 }
 239
 240 #if (CONFIG_STORAGE & STORAGE_MMC)
 241 int mmc_remove_request(void)
 242 {
 243     struct queue_event ev;
 244     int i;
 245     FOR_NB_SCREENS(i)
 246         screens[i].clear_display();
 247     splash(0, ID2P(LANG_REMOVE_MMC));
 248
 249     while (1)
 250     {
 251         queue_wait_w_tmo(&button_queue, &ev, HZ/2);
 252         switch (ev.id)
 253         {
 254             case SYS_HOTSWAP_EXTRACTED:
 255                 return SYS_HOTSWAP_EXTRACTED;
 256
 257             case SYS_USB_DISCONNECTED:
 258                 return SYS_USB_DISCONNECTED;
 259         }
 260     }
 261 }
 262 #endif
 263
 264 /* the charging screen is only used for archos targets */
 265 #if CONFIG_CHARGING && !defined(HAVE_POWEROFF_WHILE_CHARGING) && defined(CPU_SH)
 266
 267 #ifdef HAVE_LCD_BITMAP
 268 static void charging_display_info(bool animate)
 269 {
 270     unsigned char charging_logo[36];
 271     const int pox_x = (LCD_WIDTH - sizeof(charging_logo)) / 2;
 272     const int pox_y = 32;
 273     static unsigned phase = 3;
 274     unsigned i;
 275     char buf[32];
 276     (void)buf;
 277
 278 #ifdef NEED_ATA_POWER_BATT_MEASURE
 279     if (ide_powered()) /* FM and V2 can only measure when ATA power is on */
 280 #endif
 281     {
 282         int battv = battery_voltage();
 283         snprintf(buf, 32, "  Batt: %d.%02dV %d%%  ", battv / 1000,
 284                  (battv % 1000) / 10, battery_level());
 285         lcd_puts(0, 7, buf);
 286     }
 287
 288 #ifdef ARCHOS_RECORER
 289     snprintf(buf, 32, "Charge mode:");
 290     lcd_puts(0, 2, buf);
 291
 292     if (charge_state == CHARGING)
 293         snprintf(buf, 32, str(LANG_BATTERY_CHARGE));
 294     else if (charge_state == TOPOFF)
 295         snprintf(buf, 32, str(LANG_BATTERY_TOPOFF_CHARGE));
 296     else if (charge_state == TRICKLE)
 297         snprintf(buf, 32, str(LANG_BATTERY_TRICKLE_CHARGE));
 298     else
 299         snprintf(buf, 32, "not charging");
 300
 301     lcd_puts(0, 3, buf);
 302     if (!charger_enabled())
 303         animate = false;
 304 #endif /* ARCHOS_RECORER */
 305
 306     /* middle part */
 307     memset(charging_logo+3, 0x00, 32);
 308     charging_logo[0] = 0x3C;
 309     charging_logo[1] = 0x24;
 310     charging_logo[2] = charging_logo[35] = 0xFF;
 311
 312     if (!animate)
 313     {   /* draw the outline */
 314         /* middle part */
 315         lcd_mono_bitmap(charging_logo, pox_x, pox_y + 8,
 316                         sizeof(charging_logo), 8);
 317         lcd_set_drawmode(DRMODE_FG);
 318         /* upper line */
 319         charging_logo[0] = charging_logo[1] = 0x00;
 320         memset(charging_logo+2, 0x80, 34);
 321         lcd_mono_bitmap(charging_logo, pox_x, pox_y, sizeof(charging_logo), 8);
 322         /* lower line */
 323         memset(charging_logo+2, 0x01, 34);
 324         lcd_mono_bitmap(charging_logo, pox_x, pox_y + 16,
 325                         sizeof(charging_logo), 8);
 326         lcd_set_drawmode(DRMODE_SOLID);
 327     }
 328     else
 329     {   /* animate the middle part */
 330         for (i = 3; i<MIN(sizeof(charging_logo)-1, phase); i++)
 331         {
 332             if ((i-phase) % 8 == 0)
 333             {   /* draw a "bubble" here */
 334                 unsigned bitpos;
 335                 bitpos = (phase + i/8) % 15; /* "bounce" effect */
 336                 if (bitpos > 7)
 337                     bitpos = 14 - bitpos;
 338                 charging_logo[i] = BIT_N(bitpos);
 339             }
 340         }
 341         lcd_mono_bitmap(charging_logo, pox_x, pox_y + 8,
 342                         sizeof(charging_logo), 8);
 343         phase++;
 344     }
 345     lcd_update();
 346 }
 347 #else /* not HAVE_LCD_BITMAP */
 348
 349 static unsigned long logo_chars[4];
 350 static const unsigned char logo_pattern[] = {
 351     0x07, 0x04, 0x1c, 0x14, 0x1c, 0x04, 0x07, 0, /* char 1 */
 352     0x1f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1f, 0, /* char 2 */
 353     0x1f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1f, 0, /* char 3 */
 354     0x1f, 0x01, 0x01, 0x01, 0x01, 0x01, 0x1f, 0, /* char 4 */
 355 };
 356
 357 static void logo_lock_patterns(bool on)
 358 {
 359     int i;
 360
 361     if (on)
 362     {
 363         for (i = 0; i < 4; i++)
 364             logo_chars[i] = lcd_get_locked_pattern();
 365     }
 366     else
 367     {
 368         for (i = 0; i < 4; i++)
 369             lcd_unlock_pattern(logo_chars[i]);
 370     }
 371 }
 372
 373 static void charging_display_info(bool animate)
 374 {
 375     int battv;
 376     unsigned i, ypos;
 377     static unsigned phase = 3;
 378     char buf[32];
 379
 380     battv = battery_voltage();
 381     snprintf(buf, sizeof(buf), " %d.%02dV", battv / 1000, (battv % 1000) / 10);
 382     lcd_puts(4, 1, buf);
 383
 384     memcpy(buf, logo_pattern, 32); /* copy logo patterns */
 385
 386     if (!animate) /* build the screen */
 387     {
 388         lcd_double_height(false);
 389         lcd_puts(0, 0, "[Charging]");
 390         for (i = 0; i < 4; i++)
 391             lcd_putc(i, 1, logo_chars[i]);
 392     }
 393     else          /* animate the logo */
 394     {
 395         for (i = 3; i < MIN(19, phase); i++)
 396         {
 397             if ((i - phase) % 5 == 0)
 398             {    /* draw a "bubble" here */
 399                 ypos = (phase + i/5) % 9; /* "bounce" effect */
 400                 if (ypos > 4)
 401                     ypos = 8 - ypos;
 402                 buf[5 - ypos + 8 * (i/5)] |= 0x10u >> (i%5);
 403             }
 404         }
 405         phase++;
 406     }
 407
 408     for (i = 0; i < 4; i++)
 409         lcd_define_pattern(logo_chars[i], buf + 8 * i);
 410
 411     lcd_update();
 412 }
 413 #endif /* (not) HAVE_LCD_BITMAP */
 414
 415 /* blocks while charging, returns on event:
 416    1 if charger cable was removed
 417    2 if Off/Stop key was pressed
 418    3 if On key was pressed
 419    4 if USB was connected */
 420
 421 int charging_screen(void)
 422 {
 423     unsigned int button;
 424     int rc = 0;
 425
 426     ide_power_enable(false); /* power down the disk, else would be spinning */
 427
 428     lcd_clear_display();
 429     backlight_set_timeout(global_settings.backlight_timeout);
 430 #ifdef HAVE_REMOTE_LCD
 431     remote_backlight_set_timeout(global_settings.remote_backlight_timeout);
 432 #endif
 433     backlight_set_timeout_plugged(global_settings.backlight_timeout_plugged);
 434
 435 #ifdef HAVE_LCD_CHARCELLS
 436     logo_lock_patterns(true);
 437 #endif
 438     charging_display_info(false);
 439
 440     do
 441     {
 442         gui_syncstatusbar_draw(&statusbars, false);
 443         charging_display_info(true);
 444         button = get_action(CONTEXT_STD,HZ/3);
 445         if (button == ACTION_STD_OK)
 446             rc = 2;
 447         else if (usb_detect() == USB_INSERTED)
 448             rc = 3;
 449         else if (!charger_inserted())
 450             rc = 1;
 451     } while (!rc);
 452
 453 #ifdef HAVE_LCD_CHARCELLS
 454     logo_lock_patterns(false);
 455 #endif
 456     return rc;
 457 }
 458 #endif /* CONFIG_CHARGING && !HAVE_POWEROFF_WHILE_CHARGING && defined(CPU_SH) */
 459
 460 #if CONFIG_CHARGING
 461 void charging_splash(void)
 462 {
 463     splash(2*HZ, str(LANG_BATTERY_CHARGE));
 464     button_clear_queue();
 465 }
 466 #endif
 467
 468
 469 #if defined(HAVE_LCD_BITMAP) && (CONFIG_RTC != 0)
 470
 471 /* little helper function for voice output */
 472 static void say_time(int cursorpos, const struct tm *tm)
 473 {
 474     int value = 0;
 475     int unit = 0;
 476
 477     if (!global_settings.talk_menu)
 478         return;
 479
 480     switch(cursorpos)
 481     {
 482     case 0:
 483         value = tm->tm_hour;
 484         unit = UNIT_HOUR;
 485         break;
 486     case 1:
 487         value = tm->tm_min;
 488         unit = UNIT_MIN;
 489         break;
 490     case 2:
 491         value = tm->tm_sec;
 492         unit = UNIT_SEC;
 493         break;
 494     case 3:
 495         value = tm->tm_year + 1900;
 496         break;
 497     case 5:
 498         value = tm->tm_mday;
 499         break;
 500     }
 501
 502     if (cursorpos == 4) /* month */
 503         talk_id(LANG_MONTH_JANUARY + tm->tm_mon, false);
 504     else
 505         talk_value(value, unit, false);
 506 }
 507
 508
 509 #define INDEX_X 0
 510 #define INDEX_Y 1
 511
 512 #define SEPARATOR ":"
 513 bool set_time_screen(const char* title, struct tm *tm)
 514 {
 515     bool done = false;
 516     int button;
 517     unsigned int i, j, s;
 518     int cursorpos = 0;
 519     unsigned int julianday;
 520     unsigned int realyear;
 521     unsigned int width;
 522     unsigned int min, max;
 523     unsigned int statusbar_height = 0;
 524     unsigned int separator_width, weekday_width;
 525     unsigned int prev_line_height;
 526     int daysinmonth[] = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
 527     unsigned char buffer[20];
 528     struct viewport vp[NB_SCREENS];
 529     int nb_lines;
 530
 531     /* 6 possible cursor possitions, 2 values stored for each: x, y */
 532     unsigned int cursor[6][2];
 533
 534     int *valptr = NULL;
 535     unsigned char *ptr[6];
 536
 537     if(global_settings.statusbar)
 538         statusbar_height = STATUSBAR_HEIGHT;
 539
 540     /* speak selection when screen is entered */
 541     say_time(cursorpos, tm);
 542
 543     while (!done) {
 544         /* for easy acess in the drawing loop */
 545         ptr[0] = buffer;                     /* hours */
 546         ptr[1] = buffer + 3;                 /* minutes */
 547         ptr[2] = buffer + 6;                 /* seconds */
 548         ptr[3] = buffer + 9;                 /* year */
 549         ptr[4] = str(LANG_MONTH_JANUARY + tm->tm_mon); /* monthname */
 550         ptr[5] = buffer + 14;                /* day of month */
 551
 552         /* calculate the number of days in febuary */
 553         realyear = tm->tm_year + 1900;
 554         if((realyear % 4 == 0 && !(realyear % 100 == 0)) || realyear % 400 == 0)
 555             daysinmonth[1] = 29;
 556         else
 557             daysinmonth[1] = 28;
 558
 559         /* fix day if month or year changed */
 560         if (tm->tm_mday > daysinmonth[tm->tm_mon])
 561             tm->tm_mday = daysinmonth[tm->tm_mon];
 562
 563         /* calculate day of week */
 564         julianday = tm->tm_mday;
 565         for(i = 0; (int)i < tm->tm_mon; i++) {
 566            julianday += daysinmonth[i];
 567         }
 568
 569         tm->tm_wday = (realyear + julianday + (realyear - 1) / 4 -
 570                        (realyear - 1) / 100 + (realyear - 1) / 400 + 7 - 1) % 7;
 571
 572         /* put all the numbers we want from the tm struct into
 573            an easily printable buffer */
 574         snprintf(buffer, sizeof(buffer),
 575                  "%02d " "%02d " "%02d " "%04d " "%02d",
 576                  tm->tm_hour, tm->tm_min, tm->tm_sec,
 577                  tm->tm_year+1900, tm->tm_mday);
 578
 579         /* convert spaces in the buffer to '\0' to make it possible to work
 580            directly on the buffer */
 581         for(i=0; i < sizeof(buffer); i++)
 582         {
 583             if(buffer[i] == ' ')
 584                 buffer[i] = '\0';
 585         }
 586
 587         FOR_NB_SCREENS(s)
 588         {
 589             viewport_set_defaults(&vp[s], s);
 590             screens[s].set_viewport(&vp[s]);
 591             nb_lines = viewport_get_nb_lines(&vp[s]);
 592
 593             /* minimum lines needed is 2 + title line */
 594             if (nb_lines < 4)
 595             {
 596                 vp[s].font = FONT_SYSFIXED;
 597                 nb_lines = viewport_get_nb_lines(&vp[s]);
 598             }
 599
 600             /* recalculate the positions and offsets */
 601             if (nb_lines >= 3)
 602                 screens[s].getstringsize(title, NULL, &prev_line_height);
 603             else
 604                 prev_line_height = 0;
 605
 606             screens[s].getstringsize(SEPARATOR, &separator_width, NULL);
 607
 608             /* weekday */
 609             screens[s].getstringsize(str(LANG_WEEKDAY_SUNDAY + tm->tm_wday),
 610                                      &weekday_width, NULL);
 611             screens[s].getstringsize(" ", &separator_width, NULL);
 612
 613             for(i=0, j=0; i < 6; i++)
 614             {
 615                 if(i==3) /* second row */
 616                 {
 617                     j = weekday_width + separator_width;
 618                     prev_line_height *= 2;
 619                 }
 620                 screens[s].getstringsize(ptr[i], &width, NULL);
 621                 cursor[i][INDEX_Y] = prev_line_height + statusbar_height;
 622                 cursor[i][INDEX_X] = j;
 623                 j += width + separator_width;
 624             }
 625
 626             /* draw the screen */
 627             screens[s].set_viewport(&vp[s]);
 628             screens[s].clear_viewport();
 629             /* display the screen title */
 630             screens[s].puts_scroll(0, 0, title);
 631
 632             /* these are not selectable, so we draw them outside the loop */
 633             /* name of the week day */
 634             screens[s].putsxy(0, cursor[3][INDEX_Y],
 635                               str(LANG_WEEKDAY_SUNDAY + tm->tm_wday));
 636
 637             /* draw the selected item with drawmode set to
 638                 DRMODE_SOLID|DRMODE_INVERSEVID, all other selectable
 639                 items with drawmode DRMODE_SOLID */
 640             for(i=0; i<6; i++)
 641             {
 642                 if (cursorpos == (int)i)
 643                     vp[s].drawmode = (DRMODE_SOLID|DRMODE_INVERSEVID);
 644
 645                 screens[s].putsxy(cursor[i][INDEX_X],
 646                                   cursor[i][INDEX_Y], ptr[i]);
 647
 648                 vp[s].drawmode = DRMODE_SOLID;
 649
 650                 screens[s].putsxy(cursor[i/4 +1][INDEX_X] - separator_width,
 651                                   cursor[0][INDEX_Y], SEPARATOR);
 652             }
 653
 654             /* print help text */
 655             if (nb_lines > 4)
 656                 screens[s].puts(0, 4, str(LANG_TIME_SET_BUTTON));
 657             if (nb_lines > 5)
 658                 screens[s].puts(0, 5, str(LANG_TIME_REVERT));
 659             screens[s].update_viewport();
 660             screens[s].set_viewport(NULL);
 661         }
 662
 663         /* set the most common numbers */
 664         min = 0;
 665         max = 59;
 666         /* calculate the minimum and maximum for the number under cursor */
 667         switch(cursorpos) {
 668             case 0: /* hour */
 669                 max = 23;
 670                 valptr = &tm->tm_hour;
 671                 break;
 672             case 1: /* minute */
 673                 valptr = &tm->tm_min;
 674                 break;
 675             case 2: /* second */
 676                 valptr = &tm->tm_sec;
 677                 break;
 678             case 3: /* year */
 679                 min = 1;
 680                 max = 200;
 681                 valptr = &tm->tm_year;
 682                 break;
 683             case 4: /* month */
 684                 max = 11;
 685                 valptr = &tm->tm_mon;
 686                 break;
 687             case 5: /* day */
 688                 min = 1;
 689                 max = daysinmonth[tm->tm_mon];
 690                 valptr = &tm->tm_mday;
 691                 break;
 692         }
 693
 694 #ifdef HAVE_TOUCHSCREEN
 695     enum touchscreen_mode old_mode = touchscreen_get_mode();
 696
 697     touchscreen_set_mode(TOUCHSCREEN_BUTTON);
 698 #endif
 699         button = get_action(CONTEXT_SETTINGS_TIME, TIMEOUT_BLOCK);
 700 #ifdef HAVE_TOUCHSCREEN
 701     touchscreen_set_mode(old_mode);
 702 #endif
 703         switch ( button ) {
 704             case ACTION_STD_PREV:
 705                 cursorpos = clamp_value_wrap(--cursorpos, 5, 0);
 706                 say_time(cursorpos, tm);
 707                 break;
 708             case ACTION_STD_NEXT:
 709                 cursorpos = clamp_value_wrap(++cursorpos, 5, 0);
 710                 say_time(cursorpos, tm);
 711                 break;
 712             case ACTION_SETTINGS_INC:
 713             case ACTION_SETTINGS_INCREPEAT:
 714                 *valptr = clamp_value_wrap(++(*valptr), max, min);
 715                 say_time(cursorpos, tm);
 716                 break;
 717             case ACTION_SETTINGS_DEC:
 718             case ACTION_SETTINGS_DECREPEAT:
 719                 *valptr = clamp_value_wrap(--(*valptr), max, min);
 720                 say_time(cursorpos, tm);
 721                 break;
 722
 723             case ACTION_STD_OK:
 724                 done = true;
 725                 break;
 726
 727             case ACTION_STD_CANCEL:
 728                 done = true;
 729                 tm->tm_year = -1;
 730                 break;
 731
 732             default:
 733                 if (default_event_handler(button) == SYS_USB_CONNECTED)
 734                     return true;
 735                 break;
 736         }
 737     }
 738     return false;
 739 }
 740 #endif /* defined(HAVE_LCD_BITMAP) && (CONFIG_RTC != 0) */
 741
 742 #if (CONFIG_KEYPAD == RECORDER_PAD) && !defined(HAVE_SW_POWEROFF)
 743 bool shutdown_screen(void)
 744 {
 745     int button;
 746     bool done = false;
 747     long time_entered = current_tick;
 748
 749     lcd_stop_scroll();
 750
 751     splash(0, str(LANG_CONFIRM_SHUTDOWN));
 752
 753     while(!done && TIME_BEFORE(current_tick,time_entered+HZ*2))
 754     {
 755         button = get_action(CONTEXT_STD,HZ);
 756         switch(button)
 757         {
 758             case ACTION_STD_CANCEL:
 759                 sys_poweroff();
 760                 break;
 761
 762             /* do nothing here, because ACTION_NONE might be caused
 763              * by timeout or button release. In case of timeout the loop
 764              * is terminated by TIME_BEFORE */
 765             case ACTION_NONE:
 766                 break;
 767
 768             default:
 769                 if(default_event_handler(button) == SYS_USB_CONNECTED)
 770                     return true;
 771                 done = true;
 772                 break;
 773         }
 774     }
 775     return false;
 776 }
 777 #endif
 778
 779 static const int id3_headers[]=
 780 {
 781     LANG_ID3_TITLE,
 782     LANG_ID3_ARTIST,
 783     LANG_ID3_ALBUM,
 784     LANG_ID3_ALBUMARTIST,
 785     LANG_ID3_GROUPING,
 786     LANG_ID3_DISCNUM,
 787     LANG_ID3_TRACKNUM,
 788     LANG_ID3_COMMENT,
 789     LANG_ID3_GENRE,
 790     LANG_ID3_YEAR,
 791     LANG_ID3_LENGTH,
 792     LANG_ID3_PLAYLIST,
 793     LANG_ID3_BITRATE,
 794     LANG_ID3_FREQUENCY,
 795 #if CONFIG_CODEC == SWCODEC
 796     LANG_ID3_TRACK_GAIN,
 797     LANG_ID3_ALBUM_GAIN,
 798 #endif
 799     LANG_ID3_PATH,
 800 };
 801 struct id3view_info {
 802     struct mp3entry* id3;
 803     int count;
 804     int info_id[sizeof(id3_headers)/sizeof(id3_headers[0])];
 805 };
 806 static char * id3_get_info(int selected_item, void* data,
 807                            char *buffer, size_t buffer_len)
 808 {
 809     struct id3view_info *info = (struct id3view_info*)data;
 810     struct mp3entry* id3 =info->id3;
 811     int info_no=selected_item/2;
 812     if(!(selected_item%2))
 813     {/* header */
 814         return( str(id3_headers[info->info_id[info_no]]));
 815     }
 816     else
 817     {/* data */
 818
 819         char * val=NULL;
 820         switch(info->info_id[info_no])
 821         {
 822             case 0:/*LANG_ID3_TITLE*/
 823                 val=id3->title;
 824                 break;
 825             case 1:/*LANG_ID3_ARTIST*/
 826                 val=id3->artist;
 827                 break;
 828             case 2:/*LANG_ID3_ALBUM*/
 829                 val=id3->album;
 830                 break;
 831             case 3:/*LANG_ID3_ALBUMARTIST*/
 832                 val=id3->albumartist;
 833                 break;
 834             case 4:/*LANG_ID3_GROUPING*/
 835                 val=id3->grouping;
 836                 break;
 837             case 5:/*LANG_ID3_DISCNUM*/
 838                 if (id3->disc_string)
 839                     val = id3->disc_string;
 840                 else if (id3->discnum)
 841                 {
 842                     snprintf(buffer, buffer_len, "%d", id3->discnum);
 843                     val = buffer;
 844                 }
 845                 break;
 846             case 6:/*LANG_ID3_TRACKNUM*/
 847                 if (id3->track_string)
 848                     val = id3->track_string;
 849                 else if (id3->tracknum)
 850                 {
 851                     snprintf(buffer, buffer_len, "%d", id3->tracknum);
 852                     val = buffer;
 853                 }
 854                 break;
 855             case 7:/*LANG_ID3_COMMENT*/
 856                 val=id3->comment;
 857                 break;
 858             case 8:/*LANG_ID3_GENRE*/
 859                 val = id3->genre_string;
 860                 break;
 861             case 9:/*LANG_ID3_YEAR*/
 862                 if (id3->year_string)
 863                     val = id3->year_string;
 864                 else if (id3->year)
 865                 {
 866                     snprintf(buffer, buffer_len, "%d", id3->year);
 867                     val = buffer;
 868                 }
 869                 break;
 870             case 10:/*LANG_ID3_LENGTH*/
 871                 format_time(buffer, buffer_len, id3->length);
 872                 val=buffer;
 873                 break;
 874             case 11:/*LANG_ID3_PLAYLIST*/
 875                 snprintf(buffer, buffer_len, "%d/%d",
 876                          playlist_get_display_index(), playlist_amount());
 877                 val=buffer;
 878                 break;
 879             case 12:/*LANG_ID3_BITRATE*/
 880                 snprintf(buffer, buffer_len, "%d kbps%s", id3->bitrate,
 881             id3->vbr ? str(LANG_ID3_VBR) : (const unsigned char*) "");
 882                 val=buffer;
 883                 break;
 884             case 13:/*LANG_ID3_FREQUENCY*/
 885                 snprintf(buffer, buffer_len, "%ld Hz", id3->frequency);
 886                 val=buffer;
 887                 break;
 888 #if CONFIG_CODEC == SWCODEC
 889             case 14:/*LANG_ID3_TRACK_GAIN*/
 890                 val=id3->track_gain_string;
 891                 break;
 892             case 15:/*LANG_ID3_ALBUM_GAIN*/
 893                 val=id3->album_gain_string;
 894                 break;
 895             case 16:/*LANG_ID3_PATH*/
 896 #else
 897             case 14:/*LANG_ID3_PATH*/
 898 #endif
 899                 val=id3->path;
 900                 break;
 901         }
 902         return val && *val ? val : NULL;
 903     }
 904 }
 905
 906 bool browse_id3(void)
 907 {
 908     struct gui_synclist id3_lists;
 909     struct mp3entry* id3 = audio_current_track();
 910     int key;
 911     unsigned int i;
 912     struct id3view_info info;
 913     info.count = 0;
 914     info.id3 = id3;
 915     for (i=0; i<sizeof(id3_headers)/sizeof(id3_headers[0]); i++)
 916     {
 917         char temp[8];
 918         info.info_id[i] = i;
 919         if (id3_get_info((i*2)+1, &info, temp, 8) != NULL)
 920             info.info_id[info.count++] = i;
 921     }
 922
 923     gui_synclist_init(&id3_lists, &id3_get_info, &info, true, 2, NULL);
 924     gui_synclist_set_nb_items(&id3_lists, info.count*2);
 925     gui_synclist_draw(&id3_lists);
 926     while (true) {
 927         key = get_action(CONTEXT_LIST,HZ/2);
 928         if(key!=ACTION_NONE && key!=ACTION_UNKNOWN
 929         && !gui_synclist_do_button(&id3_lists, &key,LIST_WRAP_UNLESS_HELD))
 930         {
 931             return(default_event_handler(key) == SYS_USB_CONNECTED);
 932         }
 933     }
 934 }
 935
 936 static char* runtime_get_data(int selected_item, void* data,
 937                               char* buffer, size_t buffer_len)
 938 {
 939     (void)data;
 940     int t;
 941     switch (selected_item)
 942     {
 943         case 0: return str(LANG_RUNNING_TIME);
 944         case 1: t = global_status.runtime;      break;
 945         case 2: return str(LANG_TOP_TIME);
 946         case 3: t = global_status.topruntime;   break;
 947         default:
 948             return "";
 949     }
 950
 951     snprintf(buffer, buffer_len, "%dh %dm %ds",
 952         t / 3600, (t % 3600) / 60, t % 60);
 953     return buffer;
 954 }
 955
 956 static int runtime_speak_data(int selected_item, void* data)
 957 {
 958     (void) data;
 959     talk_ids(false,
 960              (selected_item < 2) ? LANG_RUNNING_TIME : LANG_TOP_TIME,
 961              TALK_ID((selected_item < 2) ? global_status.runtime
 962                      : global_status.topruntime, UNIT_TIME));
 963     return 0;
 964 }
 965
 966
 967 bool view_runtime(void)
 968 {
 969     static const char *lines[]={ID2P(LANG_CLEAR_TIME)};
 970     static const struct text_message message={lines, 1};
 971
 972     struct gui_synclist lists;
 973     int action;
 974     gui_synclist_init(&lists, runtime_get_data, NULL, false, 2, NULL);
 975 #if !defined(HAVE_LCD_CHARCELLS)
 976     gui_synclist_set_title(&lists, str(LANG_RUNNING_TIME), NOICON);
 977 #else
 978     gui_synclist_set_title(&lists, NULL, NOICON);
 979 #endif
 980     if(global_settings.talk_menu)
 981         gui_synclist_set_voice_callback(&lists, runtime_speak_data);
 982     gui_synclist_set_icon_callback(&lists, NULL);
 983     gui_synclist_set_nb_items(&lists, 4);
 984     gui_synclist_speak_item(&lists);
 985     while(1)
 986     {
 987 #if CONFIG_CHARGING
 988         if (charger_inserted())
 989         {
 990             global_status.runtime = 0;
 991         }
 992         else
 993 #endif
 994         {
 995             global_status.runtime += ((current_tick - lasttime) / HZ);
 996         }
 997         lasttime = current_tick;
 998         gui_synclist_draw(&lists);
 999         list_do_action(CONTEXT_STD, HZ,
1000                     &lists, &action, LIST_WRAP_UNLESS_HELD);
1001         if(action == ACTION_STD_CANCEL)
1002             break;
1003         if(action == ACTION_STD_OK) {
1004             if(gui_syncyesno_run(&message, NULL, NULL)==YESNO_YES)
1005             {
1006                 if (!(gui_synclist_get_sel_pos(&lists)/2))
1007                     global_status.runtime = 0;
1008                 else
1009                     global_status.topruntime = 0;
1010                 gui_synclist_speak_item(&lists);
1011             }
1012         }
1013         if(default_event_handler(action) == SYS_USB_CONNECTED)
1014             return true;
1015     }
1016     return false;
1017 }
1018
1019 #ifdef HAVE_TOUCHSCREEN
1020 static int get_sample(struct touchscreen_calibration *cal, int x, int y, int i,
1021                       struct screen* screen)
1022 {
1023     int action;
1024     short ts_x, ts_y;
1025
1026     /* Draw a cross */
1027     screen->drawline(x - 10, y, x - 2, y);
1028     screen->drawline(x + 2, y, x + 10, y);
1029     screen->drawline(x, y - 10, x, y - 2);
1030     screen->drawline(x, y + 2, x, y + 10);
1031     screen->update();
1032
1033     /* Wait for a touchscreen press */
1034     while(true)
1035     {
1036         action = get_action(CONTEXT_STD, TIMEOUT_BLOCK);
1037         if(action == ACTION_TOUCHSCREEN)
1038         {
1039             if(action_get_touchscreen_press(&ts_x, &ts_y) == BUTTON_REL)
1040                 break;
1041         }
1042         else if(action == ACTION_STD_CANCEL)
1043             return -1;
1044     }
1045
1046     cal->x[i][0] = ts_x;
1047     cal->y[i][0] = ts_y;
1048     cal->x[i][1] = x;
1049     cal->y[i][1] = y;
1050
1051     return 0;
1052 }
1053
1054
1055 int calibrate(void)
1056 {
1057     short points[3][2] = {
1058         {LCD_WIDTH/10, LCD_HEIGHT/10},
1059         {7*LCD_WIDTH/8, LCD_HEIGHT/2},
1060         {LCD_WIDTH/2, 7*LCD_HEIGHT/8}
1061     };
1062     struct screen* screen = &screens[SCREEN_MAIN];
1063     enum touchscreen_mode old_mode = touchscreen_get_mode();
1064     struct touchscreen_calibration cal;
1065     int i, ret = 0;
1066     bool statusbar = global_settings.statusbar; /* hide the statusbar */
1067
1068     global_settings.statusbar = false;
1069     touchscreen_disable_mapping(); /* set raw mode */
1070     touchscreen_set_mode(TOUCHSCREEN_POINT);
1071     for(i=0; i<3; i++)
1072     {
1073         screen->clear_display();
1074
1075         if(get_sample(&cal, points[i][0], points[i][1], i, screen))
1076         {
1077             ret = -1;
1078             break;
1079         }
1080     }
1081
1082     if(ret == 0)
1083         touchscreen_calibrate(&cal);
1084     else
1085         touchscreen_reset_mapping();
1086     memcpy(&global_settings.ts_calibration_data, &calibration_parameters, sizeof(struct touchscreen_parameter));
1087     touchscreen_set_mode(old_mode);
1088     global_settings.statusbar = statusbar;
1089
1090     return ret;
1091 }
1092
1093 int reset_mapping(void)
1094 {
1095     touchscreen_reset_mapping();
1096     memcpy(&global_settings.ts_calibration_data, &calibration_parameters, sizeof(struct touchscreen_parameter));
1097     return 0;
1098 }
1099 #endif