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 #ifdef HAVE_LCD_BITMAP
  83 #define SCROLLBAR_WIDTH  6
  84 #endif
  85
  86 /* only used in set_time screen */
  87 #if defined(HAVE_LCD_BITMAP) && (CONFIG_RTC != 0)
  88 static int clamp_value_wrap(int value, int max, int min)
  89 {
  90     if (value > max)
  91         return min;
  92     if (value < min)
  93         return max;
  94     return value;
  95 }
  96 #endif
  97
  98 #ifndef SIMULATOR
  99 static int handle_usb_events(void)
 100 {
 101     int next_update=0;
 102 #ifdef HAVE_TOUCHSCREEN
 103     enum touchscreen_mode old_mode = touchscreen_get_mode();
 104
 105     /* TODO: Paint buttons on screens OR switch to point mode and use
 106      * touchscreen as a touchpad to move the host's mouse cursor */
 107     touchscreen_set_mode(TOUCHSCREEN_BUTTON);
 108 #endif
 109
 110     /* Don't return until we get SYS_USB_DISCONNECTED or SYS_TIMEOUT */
 111     while(1)
 112     {
 113         int button;
 114 #if defined(HAVE_USBSTACK) && defined(USB_ENABLE_HID)
 115         bool hid_enabled = usb_core_driver_enabled(USB_DRIVER_HID);
 116
 117         if (hid_enabled)
 118         {
 119             consumer_usage_page_t cmd = UNASSIGNED;
 120             button = get_action(CONTEXT_USB_HID, HZ/4);
 121
 122             switch (button)
 123             {
 124                 case ACTION_USB_HID_PLAY:
 125                     cmd = PLAY_PAUSE;
 126                     break;
 127                 case ACTION_USB_HID_STOP:
 128                     cmd = STOP;
 129                     break;
 130                 case ACTION_USB_HID_SKIPPREV:
 131                     cmd = SCAN_PREVIOUS_TRACK;
 132                     break;
 133                 case ACTION_USB_HID_SKIPNEXT:
 134                     cmd = SCAN_NEXT_TRACK;
 135                     break;
 136                 case ACTION_USB_HID_VOLDOWN:
 137                     cmd = VOLUME_DECREMENT;
 138                     break;
 139                 case ACTION_USB_HID_VOLUP:
 140                     cmd = VOLUME_INCREMENT;
 141                     break;
 142                 case ACTION_USB_HID_MUTE:
 143                     cmd = MUTE;
 144                     break;
 145             }
 146
 147             if (cmd != UNASSIGNED)
 148                 usb_hid_send_consumer_usage(cmd);
 149         }
 150         else
 151 #endif
 152             button = button_get_w_tmo(HZ/4);
 153
 154         switch(button)
 155         {
 156             case SYS_USB_DISCONNECTED:
 157                 usb_acknowledge(SYS_USB_DISCONNECTED_ACK);
 158                 goto Exit;
 159             case SYS_TIMEOUT:
 160                 break;
 161         }
 162
 163         if(TIME_AFTER(current_tick,next_update))
 164         {
 165             if(usb_inserted()) {
 166 #if (CONFIG_STORAGE & STORAGE_MMC) /* USB-MMC bridge can report activity */
 167                 led(mmc_usb_active(HZ));
 168 #endif /* STORAGE_MMC */
 169                 gui_syncstatusbar_draw(&statusbars, false);
 170             }
 171             next_update=current_tick+HZ/2;
 172         }
 173     }
 174 Exit:
 175 #ifdef HAVE_TOUCHSCREEN
 176     touchscreen_set_mode(old_mode);
 177 #endif
 178     return 0;
 179 }
 180 #endif
 181
 182 void usb_screen(void)
 183 {
 184 #ifdef USB_NONE
 185     /* nothing here! */
 186 #else
 187     int i;
 188     bool statusbar = global_settings.statusbar; /* force the statusbar */
 189     global_settings.statusbar = true;
 190 #if LCD_DEPTH > 1
 191     show_main_backdrop();
 192 #endif
 193 #if defined(HAVE_REMOTE_LCD) && LCD_REMOTE_DEPTH > 1
 194     show_remote_main_backdrop();
 195 #endif
 196     FOR_NB_SCREENS(i)
 197     {
 198         screens[i].backlight_on();
 199         screens[i].clear_display();
 200 #if NB_SCREENS > 1
 201         if (i == SCREEN_REMOTE)
 202         {
 203             screens[i].bitmap(remote_usblogo,
 204                       (LCD_REMOTE_WIDTH-BMPWIDTH_remote_usblogo),
 205                       (LCD_REMOTE_HEIGHT-BMPHEIGHT_remote_usblogo)/2,
 206                       BMPWIDTH_remote_usblogo, BMPHEIGHT_remote_usblogo);
 207         }
 208         else
 209         {
 210 #endif
 211 #ifdef HAVE_LCD_BITMAP
 212             screens[i].transparent_bitmap(usblogo,
 213                         (LCD_WIDTH-BMPWIDTH_usblogo),
 214                         (LCD_HEIGHT-BMPHEIGHT_usblogo)/2,
 215                          BMPWIDTH_usblogo, BMPHEIGHT_usblogo);
 216 #else
 217             screens[i].double_height(false);
 218             screens[i].puts_scroll(0, 0, "[USB Mode]");
 219             status_set_param(false);
 220             status_set_audio(false);
 221             status_set_usb(true);
 222 #endif /* HAVE_LCD_BITMAP */
 223 #if NB_SCREENS > 1
 224         }
 225 #endif
 226         screens[i].update();
 227     }
 228
 229 #ifdef SIMULATOR
 230     while (button_get(true) & BUTTON_REL);
 231 #else
 232     usb_acknowledge(SYS_USB_CONNECTED_ACK);
 233     while (handle_usb_events());
 234 #endif /* SIMULATOR */
 235 #ifdef HAVE_LCD_CHARCELLS
 236     status_set_usb(false);
 237 #endif /* HAVE_LCD_CHARCELLS */
 238     FOR_NB_SCREENS(i)
 239         screens[i].backlight_on();
 240     global_settings.statusbar = statusbar;
 241 #endif /* USB_NONE */
 242 }
 243
 244 #if (CONFIG_STORAGE & STORAGE_MMC)
 245 int mmc_remove_request(void)
 246 {
 247     struct queue_event ev;
 248     int i;
 249     FOR_NB_SCREENS(i)
 250         screens[i].clear_display();
 251     splash(0, ID2P(LANG_REMOVE_MMC));
 252
 253     while (1)
 254     {
 255         queue_wait_w_tmo(&button_queue, &ev, HZ/2);
 256         switch (ev.id)
 257         {
 258             case SYS_HOTSWAP_EXTRACTED:
 259                 return SYS_HOTSWAP_EXTRACTED;
 260
 261             case SYS_USB_DISCONNECTED:
 262                 return SYS_USB_DISCONNECTED;
 263         }
 264     }
 265 }
 266 #endif
 267
 268 /* the charging screen is only used for archos targets */
 269 #if CONFIG_CHARGING && !defined(HAVE_POWEROFF_WHILE_CHARGING) && defined(CPU_SH)
 270
 271 #ifdef HAVE_LCD_BITMAP
 272 static void charging_display_info(bool animate)
 273 {
 274     unsigned char charging_logo[36];
 275     const int pox_x = (LCD_WIDTH - sizeof(charging_logo)) / 2;
 276     const int pox_y = 32;
 277     static unsigned phase = 3;
 278     unsigned i;
 279     char buf[32];
 280     (void)buf;
 281
 282 #ifdef NEED_ATA_POWER_BATT_MEASURE
 283     if (ide_powered()) /* FM and V2 can only measure when ATA power is on */
 284 #endif
 285     {
 286         int battv = battery_voltage();
 287         snprintf(buf, 32, "  Batt: %d.%02dV %d%%  ", battv / 1000,
 288                  (battv % 1000) / 10, battery_level());
 289         lcd_puts(0, 7, buf);
 290     }
 291
 292 #ifdef ARCHOS_RECORER
 293     snprintf(buf, 32, "Charge mode:");
 294     lcd_puts(0, 2, buf);
 295
 296     if (charge_state == CHARGING)
 297         snprintf(buf, 32, str(LANG_BATTERY_CHARGE));
 298     else if (charge_state == TOPOFF)
 299         snprintf(buf, 32, str(LANG_BATTERY_TOPOFF_CHARGE));
 300     else if (charge_state == TRICKLE)
 301         snprintf(buf, 32, str(LANG_BATTERY_TRICKLE_CHARGE));
 302     else
 303         snprintf(buf, 32, "not charging");
 304
 305     lcd_puts(0, 3, buf);
 306     if (!charger_enabled())
 307         animate = false;
 308 #endif /* ARCHOS_RECORER */
 309
 310     /* middle part */
 311     memset(charging_logo+3, 0x00, 32);
 312     charging_logo[0] = 0x3C;
 313     charging_logo[1] = 0x24;
 314     charging_logo[2] = charging_logo[35] = 0xFF;
 315
 316     if (!animate)
 317     {   /* draw the outline */
 318         /* middle part */
 319         lcd_mono_bitmap(charging_logo, pox_x, pox_y + 8,
 320                         sizeof(charging_logo), 8);
 321         lcd_set_drawmode(DRMODE_FG);
 322         /* upper line */
 323         charging_logo[0] = charging_logo[1] = 0x00;
 324         memset(charging_logo+2, 0x80, 34);
 325         lcd_mono_bitmap(charging_logo, pox_x, pox_y, sizeof(charging_logo), 8);
 326         /* lower line */
 327         memset(charging_logo+2, 0x01, 34);
 328         lcd_mono_bitmap(charging_logo, pox_x, pox_y + 16,
 329                         sizeof(charging_logo), 8);
 330         lcd_set_drawmode(DRMODE_SOLID);
 331     }
 332     else
 333     {   /* animate the middle part */
 334         for (i = 3; i<MIN(sizeof(charging_logo)-1, phase); i++)
 335         {
 336             if ((i-phase) % 8 == 0)
 337             {   /* draw a "bubble" here */
 338                 unsigned bitpos;
 339                 bitpos = (phase + i/8) % 15; /* "bounce" effect */
 340                 if (bitpos > 7)
 341                     bitpos = 14 - bitpos;
 342                 charging_logo[i] = BIT_N(bitpos);
 343             }
 344         }
 345         lcd_mono_bitmap(charging_logo, pox_x, pox_y + 8,
 346                         sizeof(charging_logo), 8);
 347         phase++;
 348     }
 349     lcd_update();
 350 }
 351 #else /* not HAVE_LCD_BITMAP */
 352
 353 static unsigned long logo_chars[4];
 354 static const unsigned char logo_pattern[] = {
 355     0x07, 0x04, 0x1c, 0x14, 0x1c, 0x04, 0x07, 0, /* char 1 */
 356     0x1f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1f, 0, /* char 2 */
 357     0x1f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1f, 0, /* char 3 */
 358     0x1f, 0x01, 0x01, 0x01, 0x01, 0x01, 0x1f, 0, /* char 4 */
 359 };
 360
 361 static void logo_lock_patterns(bool on)
 362 {
 363     int i;
 364
 365     if (on)
 366     {
 367         for (i = 0; i < 4; i++)
 368             logo_chars[i] = lcd_get_locked_pattern();
 369     }
 370     else
 371     {
 372         for (i = 0; i < 4; i++)
 373             lcd_unlock_pattern(logo_chars[i]);
 374     }
 375 }
 376
 377 static void charging_display_info(bool animate)
 378 {
 379     int battv;
 380     unsigned i, ypos;
 381     static unsigned phase = 3;
 382     char buf[32];
 383
 384     battv = battery_voltage();
 385     snprintf(buf, sizeof(buf), " %d.%02dV", battv / 1000, (battv % 1000) / 10);
 386     lcd_puts(4, 1, buf);
 387
 388     memcpy(buf, logo_pattern, 32); /* copy logo patterns */
 389
 390     if (!animate) /* build the screen */
 391     {
 392         lcd_double_height(false);
 393         lcd_puts(0, 0, "[Charging]");
 394         for (i = 0; i < 4; i++)
 395             lcd_putc(i, 1, logo_chars[i]);
 396     }
 397     else          /* animate the logo */
 398     {
 399         for (i = 3; i < MIN(19, phase); i++)
 400         {
 401             if ((i - phase) % 5 == 0)
 402             {    /* draw a "bubble" here */
 403                 ypos = (phase + i/5) % 9; /* "bounce" effect */
 404                 if (ypos > 4)
 405                     ypos = 8 - ypos;
 406                 buf[5 - ypos + 8 * (i/5)] |= 0x10u >> (i%5);
 407             }
 408         }
 409         phase++;
 410     }
 411
 412     for (i = 0; i < 4; i++)
 413         lcd_define_pattern(logo_chars[i], buf + 8 * i);
 414
 415     lcd_update();
 416 }
 417 #endif /* (not) HAVE_LCD_BITMAP */
 418
 419 /* blocks while charging, returns on event:
 420    1 if charger cable was removed
 421    2 if Off/Stop key was pressed
 422    3 if On key was pressed
 423    4 if USB was connected */
 424
 425 int charging_screen(void)
 426 {
 427     unsigned int button;
 428     int rc = 0;
 429
 430     ide_power_enable(false); /* power down the disk, else would be spinning */
 431
 432     lcd_clear_display();
 433     backlight_set_timeout(global_settings.backlight_timeout);
 434 #ifdef HAVE_REMOTE_LCD
 435     remote_backlight_set_timeout(global_settings.remote_backlight_timeout);
 436 #endif
 437     backlight_set_timeout_plugged(global_settings.backlight_timeout_plugged);
 438
 439 #ifdef HAVE_LCD_CHARCELLS
 440     logo_lock_patterns(true);
 441 #endif
 442     charging_display_info(false);
 443
 444     do
 445     {
 446         gui_syncstatusbar_draw(&statusbars, false);
 447         charging_display_info(true);
 448         button = get_action(CONTEXT_STD,HZ/3);
 449         if (button == ACTION_STD_OK)
 450             rc = 2;
 451         else if (usb_detect() == USB_INSERTED)
 452             rc = 3;
 453         else if (!charger_inserted())
 454             rc = 1;
 455     } while (!rc);
 456
 457 #ifdef HAVE_LCD_CHARCELLS
 458     logo_lock_patterns(false);
 459 #endif
 460     return rc;
 461 }
 462 #endif /* CONFIG_CHARGING && !HAVE_POWEROFF_WHILE_CHARGING && defined(CPU_SH) */
 463
 464 #if CONFIG_CHARGING
 465 void charging_splash(void)
 466 {
 467     splash(2*HZ, str(LANG_BATTERY_CHARGE));
 468     button_clear_queue();
 469 }
 470 #endif
 471
 472
 473 #if defined(HAVE_LCD_BITMAP) && (CONFIG_RTC != 0)
 474
 475 /* little helper function for voice output */
 476 static void say_time(int cursorpos, const struct tm *tm)
 477 {
 478     int value = 0;
 479     int unit = 0;
 480
 481     if (!global_settings.talk_menu)
 482         return;
 483
 484     switch(cursorpos)
 485     {
 486     case 0:
 487         value = tm->tm_hour;
 488         unit = UNIT_HOUR;
 489         break;
 490     case 1:
 491         value = tm->tm_min;
 492         unit = UNIT_MIN;
 493         break;
 494     case 2:
 495         value = tm->tm_sec;
 496         unit = UNIT_SEC;
 497         break;
 498     case 3:
 499         value = tm->tm_year + 1900;
 500         break;
 501     case 5:
 502         value = tm->tm_mday;
 503         break;
 504     }
 505
 506     if (cursorpos == 4) /* month */
 507         talk_id(LANG_MONTH_JANUARY + tm->tm_mon, false);
 508     else
 509         talk_value(value, unit, false);
 510 }
 511
 512
 513 #define INDEX_X 0
 514 #define INDEX_Y 1
 515
 516 #define SEPARATOR ":"
 517 bool set_time_screen(const char* title, struct tm *tm)
 518 {
 519     bool done = false;
 520     int button;
 521     unsigned int i, j, s;
 522     int cursorpos = 0;
 523     unsigned int julianday;
 524     unsigned int realyear;
 525     unsigned int width;
 526     unsigned int min, max;
 527     unsigned int statusbar_height = 0;
 528     unsigned int separator_width, weekday_width;
 529     unsigned int prev_line_height;
 530     int daysinmonth[] = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
 531     unsigned char buffer[20];
 532     struct viewport vp[NB_SCREENS];
 533     int nb_lines;
 534
 535     /* 6 possible cursor possitions, 2 values stored for each: x, y */
 536     unsigned int cursor[6][2];
 537
 538     int *valptr = NULL;
 539     unsigned char *ptr[6];
 540
 541     if(global_settings.statusbar)
 542         statusbar_height = STATUSBAR_HEIGHT;
 543
 544     /* speak selection when screen is entered */
 545     say_time(cursorpos, tm);
 546
 547     while (!done) {
 548         /* for easy acess in the drawing loop */
 549         ptr[0] = buffer;                     /* hours */
 550         ptr[1] = buffer + 3;                 /* minutes */
 551         ptr[2] = buffer + 6;                 /* seconds */
 552         ptr[3] = buffer + 9;                 /* year */
 553         ptr[4] = str(LANG_MONTH_JANUARY + tm->tm_mon); /* monthname */
 554         ptr[5] = buffer + 14;                /* day of month */
 555
 556         /* calculate the number of days in febuary */
 557         realyear = tm->tm_year + 1900;
 558         if((realyear % 4 == 0 && !(realyear % 100 == 0)) || realyear % 400 == 0)
 559             daysinmonth[1] = 29;
 560         else
 561             daysinmonth[1] = 28;
 562
 563         /* fix day if month or year changed */
 564         if (tm->tm_mday > daysinmonth[tm->tm_mon])
 565             tm->tm_mday = daysinmonth[tm->tm_mon];
 566
 567         /* calculate day of week */
 568         julianday = tm->tm_mday;
 569         for(i = 0; (int)i < tm->tm_mon; i++) {
 570            julianday += daysinmonth[i];
 571         }
 572
 573         tm->tm_wday = (realyear + julianday + (realyear - 1) / 4 -
 574                        (realyear - 1) / 100 + (realyear - 1) / 400 + 7 - 1) % 7;
 575
 576         /* put all the numbers we want from the tm struct into
 577            an easily printable buffer */
 578         snprintf(buffer, sizeof(buffer),
 579                  "%02d " "%02d " "%02d " "%04d " "%02d",
 580                  tm->tm_hour, tm->tm_min, tm->tm_sec,
 581                  tm->tm_year+1900, tm->tm_mday);
 582
 583         /* convert spaces in the buffer to '\0' to make it possible to work
 584            directly on the buffer */
 585         for(i=0; i < sizeof(buffer); i++)
 586         {
 587             if(buffer[i] == ' ')
 588                 buffer[i] = '\0';
 589         }
 590
 591         FOR_NB_SCREENS(s)
 592         {
 593             viewport_set_defaults(&vp[s], s);
 594             screens[s].set_viewport(&vp[s]);
 595             nb_lines = viewport_get_nb_lines(&vp[s]);
 596
 597             /* minimum lines needed is 2 + title line */
 598             if (nb_lines < 4)
 599             {
 600                 vp[s].font = FONT_SYSFIXED;
 601                 nb_lines = viewport_get_nb_lines(&vp[s]);
 602             }
 603
 604             /* recalculate the positions and offsets */
 605             if (nb_lines >= 3)
 606                 screens[s].getstringsize(title, NULL, &prev_line_height);
 607             else
 608                 prev_line_height = 0;
 609
 610             screens[s].getstringsize(SEPARATOR, &separator_width, NULL);
 611
 612             /* weekday */
 613             screens[s].getstringsize(str(LANG_WEEKDAY_SUNDAY + tm->tm_wday),
 614                                      &weekday_width, NULL);
 615             screens[s].getstringsize(" ", &separator_width, NULL);
 616
 617             for(i=0, j=0; i < 6; i++)
 618             {
 619                 if(i==3) /* second row */
 620                 {
 621                     j = weekday_width + separator_width;
 622                     prev_line_height *= 2;
 623                 }
 624                 screens[s].getstringsize(ptr[i], &width, NULL);
 625                 cursor[i][INDEX_Y] = prev_line_height + statusbar_height;
 626                 cursor[i][INDEX_X] = j;
 627                 j += width + separator_width;
 628             }
 629
 630             /* draw the screen */
 631             screens[s].set_viewport(&vp[s]);
 632             screens[s].clear_viewport();
 633             /* display the screen title */
 634             screens[s].puts_scroll(0, 0, title);
 635
 636             /* these are not selectable, so we draw them outside the loop */
 637             /* name of the week day */
 638             screens[s].putsxy(0, cursor[3][INDEX_Y],
 639                               str(LANG_WEEKDAY_SUNDAY + tm->tm_wday));
 640
 641             /* draw the selected item with drawmode set to
 642                 DRMODE_SOLID|DRMODE_INVERSEVID, all other selectable
 643                 items with drawmode DRMODE_SOLID */
 644             for(i=0; i<6; i++)
 645             {
 646                 if (cursorpos == (int)i)
 647                     vp[s].drawmode = (DRMODE_SOLID|DRMODE_INVERSEVID);
 648
 649                 screens[s].putsxy(cursor[i][INDEX_X],
 650                                   cursor[i][INDEX_Y], ptr[i]);
 651
 652                 vp[s].drawmode = DRMODE_SOLID;
 653
 654                 screens[s].putsxy(cursor[i/4 +1][INDEX_X] - separator_width,
 655                                   cursor[0][INDEX_Y], SEPARATOR);
 656             }
 657
 658             /* print help text */
 659             if (nb_lines > 4)
 660                 screens[s].puts(0, 4, str(LANG_TIME_SET_BUTTON));
 661             if (nb_lines > 5)
 662                 screens[s].puts(0, 5, str(LANG_TIME_REVERT));
 663             screens[s].update_viewport();
 664             screens[s].set_viewport(NULL);
 665         }
 666
 667         /* set the most common numbers */
 668         min = 0;
 669         max = 59;
 670         /* calculate the minimum and maximum for the number under cursor */
 671         switch(cursorpos) {
 672             case 0: /* hour */
 673                 max = 23;
 674                 valptr = &tm->tm_hour;
 675                 break;
 676             case 1: /* minute */
 677                 valptr = &tm->tm_min;
 678                 break;
 679             case 2: /* second */
 680                 valptr = &tm->tm_sec;
 681                 break;
 682             case 3: /* year */
 683                 min = 1;
 684                 max = 200;
 685                 valptr = &tm->tm_year;
 686                 break;
 687             case 4: /* month */
 688                 max = 11;
 689                 valptr = &tm->tm_mon;
 690                 break;
 691             case 5: /* day */
 692                 min = 1;
 693                 max = daysinmonth[tm->tm_mon];
 694                 valptr = &tm->tm_mday;
 695                 break;
 696         }
 697
 698 #ifdef HAVE_TOUCHSCREEN
 699     enum touchscreen_mode old_mode = touchscreen_get_mode();
 700
 701     touchscreen_set_mode(TOUCHSCREEN_BUTTON);
 702 #endif
 703         button = get_action(CONTEXT_SETTINGS_TIME, TIMEOUT_BLOCK);
 704 #ifdef HAVE_TOUCHSCREEN
 705     touchscreen_set_mode(old_mode);
 706 #endif
 707         switch ( button ) {
 708             case ACTION_STD_PREV:
 709                 cursorpos = clamp_value_wrap(--cursorpos, 5, 0);
 710                 say_time(cursorpos, tm);
 711                 break;
 712             case ACTION_STD_NEXT:
 713                 cursorpos = clamp_value_wrap(++cursorpos, 5, 0);
 714                 say_time(cursorpos, tm);
 715                 break;
 716             case ACTION_SETTINGS_INC:
 717             case ACTION_SETTINGS_INCREPEAT:
 718                 *valptr = clamp_value_wrap(++(*valptr), max, min);
 719                 say_time(cursorpos, tm);
 720                 break;
 721             case ACTION_SETTINGS_DEC:
 722             case ACTION_SETTINGS_DECREPEAT:
 723                 *valptr = clamp_value_wrap(--(*valptr), max, min);
 724                 say_time(cursorpos, tm);
 725                 break;
 726
 727             case ACTION_STD_OK:
 728                 done = true;
 729                 break;
 730
 731             case ACTION_STD_CANCEL:
 732                 done = true;
 733                 tm->tm_year = -1;
 734                 break;
 735
 736             default:
 737                 if (default_event_handler(button) == SYS_USB_CONNECTED)
 738                     return true;
 739                 break;
 740         }
 741     }
 742     return false;
 743 }
 744 #endif /* defined(HAVE_LCD_BITMAP) && (CONFIG_RTC != 0) */
 745
 746 #if (CONFIG_KEYPAD == RECORDER_PAD) && !defined(HAVE_SW_POWEROFF)
 747 bool shutdown_screen(void)
 748 {
 749     int button;
 750     bool done = false;
 751     long time_entered = current_tick;
 752
 753     lcd_stop_scroll();
 754
 755     splash(0, str(LANG_CONFIRM_SHUTDOWN));
 756
 757     while(!done && TIME_BEFORE(current_tick,time_entered+HZ*2))
 758     {
 759         button = get_action(CONTEXT_STD,HZ);
 760         switch(button)
 761         {
 762             case ACTION_STD_CANCEL:
 763                 sys_poweroff();
 764                 break;
 765
 766             /* do nothing here, because ACTION_NONE might be caused
 767              * by timeout or button release. In case of timeout the loop
 768              * is terminated by TIME_BEFORE */
 769             case ACTION_NONE:
 770                 break;
 771
 772             default:
 773                 if(default_event_handler(button) == SYS_USB_CONNECTED)
 774                     return true;
 775                 done = true;
 776                 break;
 777         }
 778     }
 779     return false;
 780 }
 781 #endif
 782
 783 static const int id3_headers[]=
 784 {
 785     LANG_ID3_TITLE,
 786     LANG_ID3_ARTIST,
 787     LANG_ID3_ALBUM,
 788     LANG_ID3_ALBUMARTIST,
 789     LANG_ID3_GROUPING,
 790     LANG_ID3_DISCNUM,
 791     LANG_ID3_TRACKNUM,
 792     LANG_ID3_COMMENT,
 793     LANG_ID3_GENRE,
 794     LANG_ID3_YEAR,
 795     LANG_ID3_LENGTH,
 796     LANG_ID3_PLAYLIST,
 797     LANG_ID3_BITRATE,
 798     LANG_ID3_FREQUENCY,
 799 #if CONFIG_CODEC == SWCODEC
 800     LANG_ID3_TRACK_GAIN,
 801     LANG_ID3_ALBUM_GAIN,
 802 #endif
 803     LANG_ID3_PATH,
 804 };
 805 struct id3view_info {
 806     struct mp3entry* id3;
 807     int count;
 808     int info_id[sizeof(id3_headers)/sizeof(id3_headers[0])];
 809 };
 810 static char * id3_get_info(int selected_item, void* data,
 811                            char *buffer, size_t buffer_len)
 812 {
 813     struct id3view_info *info = (struct id3view_info*)data;
 814     struct mp3entry* id3 =info->id3;
 815     int info_no=selected_item/2;
 816     if(!(selected_item%2))
 817     {/* header */
 818         return( str(id3_headers[info->info_id[info_no]]));
 819     }
 820     else
 821     {/* data */
 822
 823         char * val=NULL;
 824         switch(info->info_id[info_no])
 825         {
 826             case 0:/*LANG_ID3_TITLE*/
 827                 val=id3->title;
 828                 break;
 829             case 1:/*LANG_ID3_ARTIST*/
 830                 val=id3->artist;
 831                 break;
 832             case 2:/*LANG_ID3_ALBUM*/
 833                 val=id3->album;
 834                 break;
 835             case 3:/*LANG_ID3_ALBUMARTIST*/
 836                 val=id3->albumartist;
 837                 break;
 838             case 4:/*LANG_ID3_GROUPING*/
 839                 val=id3->grouping;
 840                 break;
 841             case 5:/*LANG_ID3_DISCNUM*/
 842                 if (id3->disc_string)
 843                     val = id3->disc_string;
 844                 else if (id3->discnum)
 845                 {
 846                     snprintf(buffer, buffer_len, "%d", id3->discnum);
 847                     val = buffer;
 848                 }
 849                 break;
 850             case 6:/*LANG_ID3_TRACKNUM*/
 851                 if (id3->track_string)
 852                     val = id3->track_string;
 853                 else if (id3->tracknum)
 854                 {
 855                     snprintf(buffer, buffer_len, "%d", id3->tracknum);
 856                     val = buffer;
 857                 }
 858                 break;
 859             case 7:/*LANG_ID3_COMMENT*/
 860                 val=id3->comment;
 861                 break;
 862             case 8:/*LANG_ID3_GENRE*/
 863                 val = id3->genre_string;
 864                 break;
 865             case 9:/*LANG_ID3_YEAR*/
 866                 if (id3->year_string)
 867                     val = id3->year_string;
 868                 else if (id3->year)
 869                 {
 870                     snprintf(buffer, buffer_len, "%d", id3->year);
 871                     val = buffer;
 872                 }
 873                 break;
 874             case 10:/*LANG_ID3_LENGTH*/
 875                 format_time(buffer, buffer_len, id3->length);
 876                 val=buffer;
 877                 break;
 878             case 11:/*LANG_ID3_PLAYLIST*/
 879                 snprintf(buffer, buffer_len, "%d/%d",
 880                          playlist_get_display_index(), playlist_amount());
 881                 val=buffer;
 882                 break;
 883             case 12:/*LANG_ID3_BITRATE*/
 884                 snprintf(buffer, buffer_len, "%d kbps%s", id3->bitrate,
 885             id3->vbr ? str(LANG_ID3_VBR) : (const unsigned char*) "");
 886                 val=buffer;
 887                 break;
 888             case 13:/*LANG_ID3_FREQUENCY*/
 889                 snprintf(buffer, buffer_len, "%ld Hz", id3->frequency);
 890                 val=buffer;
 891                 break;
 892 #if CONFIG_CODEC == SWCODEC
 893             case 14:/*LANG_ID3_TRACK_GAIN*/
 894                 val=id3->track_gain_string;
 895                 break;
 896             case 15:/*LANG_ID3_ALBUM_GAIN*/
 897                 val=id3->album_gain_string;
 898                 break;
 899             case 16:/*LANG_ID3_PATH*/
 900 #else
 901             case 14:/*LANG_ID3_PATH*/
 902 #endif
 903                 val=id3->path;
 904                 break;
 905         }
 906         return val && *val ? val : NULL;
 907     }
 908 }
 909
 910 bool browse_id3(void)
 911 {
 912     struct gui_synclist id3_lists;
 913     struct mp3entry* id3 = audio_current_track();
 914     int key;
 915     unsigned int i;
 916     struct id3view_info info;
 917     info.count = 0;
 918     info.id3 = id3;
 919     for (i=0; i<sizeof(id3_headers)/sizeof(id3_headers[0]); i++)
 920     {
 921         char temp[8];
 922         info.info_id[i] = i;
 923         if (id3_get_info((i*2)+1, &info, temp, 8) != NULL)
 924             info.info_id[info.count++] = i;
 925     }
 926
 927     gui_synclist_init(&id3_lists, &id3_get_info, &info, true, 2, NULL);
 928     gui_synclist_set_nb_items(&id3_lists, info.count*2);
 929     gui_synclist_draw(&id3_lists);
 930     while (true) {
 931         key = get_action(CONTEXT_LIST,HZ/2);
 932         if(key!=ACTION_NONE && key!=ACTION_UNKNOWN
 933         && !gui_synclist_do_button(&id3_lists, &key,LIST_WRAP_UNLESS_HELD))
 934         {
 935             return(default_event_handler(key) == SYS_USB_CONNECTED);
 936         }
 937     }
 938 }
 939
 940 static char* runtime_get_data(int selected_item, void* data,
 941                               char* buffer, size_t buffer_len)
 942 {
 943     (void)data;
 944     int t;
 945     switch (selected_item)
 946     {
 947         case 0: return str(LANG_RUNNING_TIME);
 948         case 1: t = global_status.runtime;      break;
 949         case 2: return str(LANG_TOP_TIME);
 950         case 3: t = global_status.topruntime;   break;
 951         default:
 952             return "";
 953     }
 954
 955     snprintf(buffer, buffer_len, "%dh %dm %ds",
 956         t / 3600, (t % 3600) / 60, t % 60);
 957     return buffer;
 958 }
 959
 960 static int runtime_speak_data(int selected_item, void* data)
 961 {
 962     (void) data;
 963     talk_ids(false,
 964              (selected_item < 2) ? LANG_RUNNING_TIME : LANG_TOP_TIME,
 965              TALK_ID((selected_item < 2) ? global_status.runtime
 966                      : global_status.topruntime, UNIT_TIME));
 967     return 0;
 968 }
 969
 970
 971 bool view_runtime(void)
 972 {
 973     static const char *lines[]={ID2P(LANG_CLEAR_TIME)};
 974     static const struct text_message message={lines, 1};
 975
 976     struct gui_synclist lists;
 977     int action;
 978     gui_synclist_init(&lists, runtime_get_data, NULL, false, 2, NULL);
 979 #if !defined(HAVE_LCD_CHARCELLS)
 980     gui_synclist_set_title(&lists, str(LANG_RUNNING_TIME), NOICON);
 981 #else
 982     gui_synclist_set_title(&lists, NULL, NOICON);
 983 #endif
 984     if(global_settings.talk_menu)
 985         gui_synclist_set_voice_callback(&lists, runtime_speak_data);
 986     gui_synclist_set_icon_callback(&lists, NULL);
 987     gui_synclist_set_nb_items(&lists, 4);
 988     gui_synclist_speak_item(&lists);
 989     while(1)
 990     {
 991 #if CONFIG_CHARGING
 992         if (charger_inserted())
 993         {
 994             global_status.runtime = 0;
 995         }
 996         else
 997 #endif
 998         {
 999             global_status.runtime += ((current_tick - lasttime) / HZ);
1000         }
1001         lasttime = current_tick;
1002         gui_synclist_draw(&lists);
1003         list_do_action(CONTEXT_STD, HZ,
1004                     &lists, &action, LIST_WRAP_UNLESS_HELD);
1005         if(action == ACTION_STD_CANCEL)
1006             break;
1007         if(action == ACTION_STD_OK) {
1008             if(gui_syncyesno_run(&message, NULL, NULL)==YESNO_YES)
1009             {
1010                 if (!(gui_synclist_get_sel_pos(&lists)/2))
1011                     global_status.runtime = 0;
1012                 else
1013                     global_status.topruntime = 0;
1014                 gui_synclist_speak_item(&lists);
1015             }
1016         }
1017         if(default_event_handler(action) == SYS_USB_CONNECTED)
1018             return true;
1019     }
1020     return false;
1021 }
1022
1023 #ifdef HAVE_TOUCHSCREEN
1024 static int get_sample(struct touchscreen_calibration *cal, int x, int y, int i,
1025                       struct screen* screen)
1026 {
1027     int action;
1028     short ts_x, ts_y;
1029
1030     /* Draw a cross */
1031     screen->drawline(x - 10, y, x - 2, y);
1032     screen->drawline(x + 2, y, x + 10, y);
1033     screen->drawline(x, y - 10, x, y - 2);
1034     screen->drawline(x, y + 2, x, y + 10);
1035     screen->update();
1036
1037     /* Wait for a touchscreen press */
1038     while(true)
1039     {
1040         action = get_action(CONTEXT_STD, TIMEOUT_BLOCK);
1041         if(action == ACTION_TOUCHSCREEN)
1042         {
1043             if(action_get_touchscreen_press(&ts_x, &ts_y) == BUTTON_REL)
1044                 break;
1045         }
1046         else if(action == ACTION_STD_CANCEL)
1047             return -1;
1048     }
1049
1050     cal->x[i][0] = ts_x;
1051     cal->y[i][0] = ts_y;
1052     cal->x[i][1] = x;
1053     cal->y[i][1] = y;
1054
1055     return 0;
1056 }
1057
1058
1059 int calibrate(void)
1060 {
1061     short points[3][2] = {
1062         {LCD_WIDTH/10, LCD_HEIGHT/10},
1063         {7*LCD_WIDTH/8, LCD_HEIGHT/2},
1064         {LCD_WIDTH/2, 7*LCD_HEIGHT/8}
1065     };
1066     struct screen* screen = &screens[SCREEN_MAIN];
1067     enum touchscreen_mode old_mode = touchscreen_get_mode();
1068     struct touchscreen_calibration cal;
1069     int i, ret = 0;
1070     bool statusbar = global_settings.statusbar; /* hide the statusbar */
1071
1072     global_settings.statusbar = false;
1073     touchscreen_disable_mapping(); /* set raw mode */
1074     touchscreen_set_mode(TOUCHSCREEN_POINT);
1075     for(i=0; i<3; i++)
1076     {
1077         screen->clear_display();
1078
1079         if(get_sample(&cal, points[i][0], points[i][1], i, screen))
1080         {
1081             ret = -1;
1082             break;
1083         }
1084     }
1085
1086     if(ret == 0)
1087         touchscreen_calibrate(&cal);
1088     else
1089         touchscreen_reset_mapping();
1090     memcpy(&global_settings.ts_calibration_data, &calibration_parameters, sizeof(struct touchscreen_parameter));
1091     touchscreen_set_mode(old_mode);
1092     global_settings.statusbar = statusbar;
1093
1094     return ret;
1095 }
1096
1097 int reset_mapping(void)
1098 {
1099     touchscreen_reset_mapping();
1100     memcpy(&global_settings.ts_calibration_data, &calibration_parameters, sizeof(struct touchscreen_parameter));
1101     return 0;
1102 }
1103 #endif