src/tape.c

   1 // ============================================================================
   2 // Rocks'n'Diamonds - McDuffin Strikes Back!
   3 // ----------------------------------------------------------------------------
   4 // (c) 1995-2014 by Artsoft Entertainment
   5 //                  Holger Schemel
   6 //                  info@artsoft.org
   7 //                  http://www.artsoft.org/
   8 // ----------------------------------------------------------------------------
   9 // tape.c
  10 // ============================================================================
  11
  12 #include "libgame/libgame.h"
  13
  14 #include "tape.h"
  15 #include "init.h"
  16 #include "game.h"
  17 #include "tools.h"
  18 #include "files.h"
  19 #include "network.h"
  20 #include "anim.h"
  21
  22 #define DEBUG_TAPE_WHEN_PLAYING                 FALSE
  23
  24 /* tape button identifiers */
  25 #define TAPE_CTRL_ID_EJECT                      0
  26 #define TAPE_CTRL_ID_EXTRA                      1
  27 #define TAPE_CTRL_ID_STOP                       2
  28 #define TAPE_CTRL_ID_PAUSE                      3
  29 #define TAPE_CTRL_ID_RECORD                     4
  30 #define TAPE_CTRL_ID_PLAY                       5
  31
  32 #define NUM_TAPE_BUTTONS                        6
  33
  34 /* values for tape handling */
  35 #define TAPE_PAUSE_SECONDS_BEFORE_DEATH         5
  36
  37 /* forward declaration for internal use */
  38 static void HandleTapeButtons(struct GadgetInfo *);
  39 static void TapeStopWarpForward();
  40
  41 static struct GadgetInfo *tape_gadget[NUM_TAPE_BUTTONS];
  42
  43
  44 /* ========================================================================= */
  45 /* video tape definitions                                                    */
  46 /* ========================================================================= */
  47
  48 #define VIDEO_INFO_OFF                  (VIDEO_STATE_DATE_OFF   |       \
  49                                          VIDEO_STATE_TIME_OFF   |       \
  50                                          VIDEO_STATE_FRAME_OFF)
  51 #define VIDEO_STATE_OFF                 (VIDEO_STATE_PLAY_OFF   |       \
  52                                          VIDEO_STATE_REC_OFF    |       \
  53                                          VIDEO_STATE_PAUSE_OFF  |       \
  54                                          VIDEO_STATE_FFWD_OFF   |       \
  55                                          VIDEO_STATE_PBEND_OFF  |       \
  56                                          VIDEO_STATE_1STEP_OFF)
  57 #define VIDEO_PRESS_OFF                 (VIDEO_PRESS_PLAY_OFF   |       \
  58                                          VIDEO_PRESS_REC_OFF    |       \
  59                                          VIDEO_PRESS_PAUSE_OFF  |       \
  60                                          VIDEO_PRESS_STOP_OFF   |       \
  61                                          VIDEO_PRESS_EJECT_OFF)
  62 #define VIDEO_ALL_OFF                   (VIDEO_INFO_OFF         |       \
  63                                          VIDEO_STATE_OFF        |       \
  64                                          VIDEO_PRESS_OFF)
  65
  66 #define VIDEO_INFO_ON                   (VIDEO_STATE_DATE_ON    |       \
  67                                          VIDEO_STATE_TIME_ON    |       \
  68                                          VIDEO_STATE_FRAME_ON)
  69 #define VIDEO_STATE_ON                  (VIDEO_STATE_PLAY_ON    |       \
  70                                          VIDEO_STATE_REC_ON     |       \
  71                                          VIDEO_STATE_PAUSE_ON   |       \
  72                                          VIDEO_STATE_FFWD_ON    |       \
  73                                          VIDEO_STATE_PBEND_ON   |       \
  74                                          VIDEO_STATE_1STEP_ON)
  75 #define VIDEO_PRESS_ON                  (VIDEO_PRESS_PLAY_ON    |       \
  76                                          VIDEO_PRESS_REC_ON     |       \
  77                                          VIDEO_PRESS_PAUSE_ON   |       \
  78                                          VIDEO_PRESS_STOP_ON    |       \
  79                                          VIDEO_PRESS_EJECT_ON)
  80 #define VIDEO_ALL_ON                    (VIDEO_INFO_ON          |       \
  81                                          VIDEO_STATE_ON         |       \
  82                                          VIDEO_PRESS_ON)
  83
  84 #define VIDEO_INFO                      (VIDEO_INFO_ON | VIDEO_INFO_OFF)
  85 #define VIDEO_STATE                     (VIDEO_STATE_ON | VIDEO_STATE_OFF)
  86 #define VIDEO_PRESS                     (VIDEO_PRESS_ON | VIDEO_PRESS_OFF)
  87 #define VIDEO_ALL                       (VIDEO_ALL_ON | VIDEO_ALL_OFF)
  88
  89 #define NUM_TAPE_FUNCTIONS              11
  90 #define NUM_TAPE_FUNCTION_PARTS         2
  91 #define NUM_TAPE_FUNCTION_STATES        2
  92
  93
  94 /* ========================================================================= */
  95 /* video display functions                                                   */
  96 /* ========================================================================= */
  97
  98 static void DrawVideoDisplay_Graphics(unsigned int state, unsigned int value)
  99 {
 100   int i, j, k;
 101
 102   static struct
 103   {
 104     int graphic;
 105     struct XY *pos;
 106   }
 107   video_pos[NUM_TAPE_FUNCTIONS][NUM_TAPE_FUNCTION_PARTS] =
 108   {
 109     {
 110       { IMG_GFX_TAPE_LABEL_PLAY,                &tape.label.play        },
 111       { IMG_GFX_TAPE_SYMBOL_PLAY,               &tape.symbol.play       },
 112     },
 113     {
 114       { IMG_GFX_TAPE_LABEL_RECORD,              &tape.label.record      },
 115       { IMG_GFX_TAPE_SYMBOL_RECORD,             &tape.symbol.record     },
 116     },
 117     {
 118       { IMG_GFX_TAPE_LABEL_PAUSE,               &tape.label.pause       },
 119       { IMG_GFX_TAPE_SYMBOL_PAUSE,              &tape.symbol.pause      },
 120     },
 121     {
 122       { IMG_GFX_TAPE_LABEL_DATE,                &tape.label.date        },
 123       { -1,                                     NULL                    },
 124     },
 125     {
 126       { IMG_GFX_TAPE_LABEL_TIME,                &tape.label.time        },
 127       { -1,                                     NULL                    },
 128     },
 129     {
 130       /* (no label for displaying optional frame) */
 131       { -1,                                     NULL                    },
 132       { -1,                                     NULL                    },
 133     },
 134     {
 135       { IMG_GFX_TAPE_LABEL_FAST_FORWARD,        &tape.label.fast_forward  },
 136       { IMG_GFX_TAPE_SYMBOL_FAST_FORWARD,       &tape.symbol.fast_forward },
 137     },
 138     {
 139       { IMG_GFX_TAPE_LABEL_WARP_FORWARD,        &tape.label.warp_forward  },
 140       { IMG_GFX_TAPE_SYMBOL_WARP_FORWARD,       &tape.symbol.warp_forward },
 141     },
 142     {
 143       { IMG_GFX_TAPE_LABEL_WARP_FORWARD_BLIND,  &tape.label.warp_forward_blind},
 144       { IMG_GFX_TAPE_SYMBOL_WARP_FORWARD_BLIND, &tape.symbol.warp_forward_blind},
 145     },
 146     {
 147       { IMG_GFX_TAPE_LABEL_PAUSE_BEFORE_END,    &tape.label.pause_before_end  },
 148       { IMG_GFX_TAPE_SYMBOL_PAUSE_BEFORE_END,   &tape.symbol.pause_before_end },
 149     },
 150     {
 151       { IMG_GFX_TAPE_LABEL_SINGLE_STEP,         &tape.label.single_step  },
 152       { IMG_GFX_TAPE_SYMBOL_SINGLE_STEP,        &tape.symbol.single_step },
 153     },
 154   };
 155
 156   for (k = 0; k < NUM_TAPE_FUNCTION_STATES; k++)        /* on or off states */
 157   {
 158     for (i = 0; i < NUM_TAPE_FUNCTIONS; i++)            /* record, play, ... */
 159     {
 160       for (j = 0; j < NUM_TAPE_FUNCTION_PARTS; j++)     /* label or symbol */
 161       {
 162         int graphic = video_pos[i][j].graphic;
 163         struct XY *pos = video_pos[i][j].pos;
 164
 165         if (graphic == -1 ||
 166             pos->x == -1 ||
 167             pos->y == -1)
 168           continue;
 169
 170         if (state & (1 << (i * 2 + k)))
 171         {
 172           struct GraphicInfo *gfx_bg = &graphic_info[IMG_BACKGROUND_TAPE];
 173           struct GraphicInfo *gfx = &graphic_info[graphic];
 174           Bitmap *gd_bitmap;
 175           int gd_x, gd_y;
 176           int skip_value =
 177             (j == 0 ? VIDEO_DISPLAY_SYMBOL_ONLY : VIDEO_DISPLAY_LABEL_ONLY);
 178
 179           if (value == skip_value)
 180             continue;
 181
 182           if (k == 1)           /* on */
 183           {
 184             gd_bitmap = gfx->bitmap;
 185             gd_x = gfx->src_x;
 186             gd_y = gfx->src_y;
 187           }
 188           else                  /* off */
 189           {
 190             gd_bitmap = gfx_bg->bitmap;
 191             gd_x = gfx_bg->src_x + pos->x;
 192             gd_y = gfx_bg->src_y + pos->y;
 193           }
 194
 195           /* some tape graphics may be undefined -- only draw if defined */
 196           if (gd_bitmap != NULL)
 197             BlitBitmap(gd_bitmap, drawto, gd_x, gd_y, gfx->width, gfx->height,
 198                        VX + pos->x, VY + pos->y);
 199
 200           redraw_mask |= REDRAW_DOOR_2;
 201         }
 202       }
 203     }
 204   }
 205 }
 206
 207
 208 #define DATETIME_NONE                   (0)
 209
 210 #define DATETIME_DATE_YYYY              (1 << 0)
 211 #define DATETIME_DATE_YY                (1 << 1)
 212 #define DATETIME_DATE_MON               (1 << 2)
 213 #define DATETIME_DATE_MM                (1 << 3)
 214 #define DATETIME_DATE_DD                (1 << 4)
 215
 216 #define DATETIME_TIME_HH                (1 << 5)
 217 #define DATETIME_TIME_MIN               (1 << 6)
 218 #define DATETIME_TIME_MM                (1 << 7)
 219 #define DATETIME_TIME_SS                (1 << 8)
 220
 221 #define DATETIME_FRAME                  (1 << 9)
 222
 223 #define DATETIME_XOFFSET_1              (1 << 10)
 224 #define DATETIME_XOFFSET_2              (1 << 11)
 225
 226 #define DATETIME_DATE                   (DATETIME_DATE_YYYY     |       \
 227                                          DATETIME_DATE_YY       |       \
 228                                          DATETIME_DATE_MON      |       \
 229                                          DATETIME_DATE_MM       |       \
 230                                          DATETIME_DATE_DD)
 231
 232 #define DATETIME_TIME                   (DATETIME_TIME_HH       |       \
 233                                          DATETIME_TIME_MIN      |       \
 234                                          DATETIME_TIME_MM       |       \
 235                                          DATETIME_TIME_SS)
 236
 237 #define MAX_DATETIME_STRING_SIZE        32
 238
 239 static void DrawVideoDisplay_DateTime(unsigned int state, unsigned int value)
 240 {
 241   int i;
 242
 243   static char *month_shortnames[] =
 244   {
 245     "JAN",
 246     "FEB",
 247     "MAR",
 248     "APR",
 249     "MAY",
 250     "JUN",
 251     "JUL",
 252     "AUG",
 253     "SEP",
 254     "OCT",
 255     "NOV",
 256     "DEC"
 257   };
 258
 259   static struct
 260   {
 261     struct TextPosInfo *pos;
 262     int type;
 263   }
 264   datetime_info[] =
 265   {
 266     { &tape.text.date,          DATETIME_DATE_DD                        },
 267     { &tape.text.date,          DATETIME_DATE_MON | DATETIME_XOFFSET_1  },
 268     { &tape.text.date,          DATETIME_DATE_YY  | DATETIME_XOFFSET_2  },
 269     { &tape.text.date_yyyy,     DATETIME_DATE_YYYY                      },
 270     { &tape.text.date_yy,       DATETIME_DATE_YY                        },
 271     { &tape.text.date_mon,      DATETIME_DATE_MON                       },
 272     { &tape.text.date_mm,       DATETIME_DATE_MM                        },
 273     { &tape.text.date_dd,       DATETIME_DATE_DD                        },
 274
 275     { &tape.text.time,          DATETIME_TIME_MIN                       },
 276     { &tape.text.time,          DATETIME_TIME_SS  | DATETIME_XOFFSET_1  },
 277     { &tape.text.time_hh,       DATETIME_TIME_HH                        },
 278     { &tape.text.time_mm,       DATETIME_TIME_MM                        },
 279     { &tape.text.time_ss,       DATETIME_TIME_SS                        },
 280
 281     { &tape.text.frame,         DATETIME_FRAME                          },
 282
 283     { NULL,                     DATETIME_NONE                           },
 284   };
 285
 286   for (i = 0; datetime_info[i].pos != NULL; i++)
 287   {
 288     struct TextPosInfo *pos = datetime_info[i].pos;
 289     int type = datetime_info[i].type;
 290     int xpos, ypos;
 291
 292     if (pos->x == -1 &&
 293         pos->y == -1)
 294       continue;
 295
 296     xpos = VX + pos->x + (type & DATETIME_XOFFSET_1 ? pos->xoffset  :
 297                           type & DATETIME_XOFFSET_2 ? pos->xoffset2 : 0);
 298     ypos = VY + pos->y;
 299
 300     if ((type & DATETIME_DATE) && (state & VIDEO_STATE_DATE_ON))
 301     {
 302       char s[MAX_DATETIME_STRING_SIZE];
 303       int year2 = value / 10000;
 304       int year4 = (year2 < 70 ? 2000 + year2 : 1900 + year2);
 305       int month_index = (value / 100) % 100;
 306       int month = month_index + 1;
 307       int day = value % 100;
 308
 309       strcpy(s, (type & DATETIME_DATE_YYYY ? int2str(year4, 4) :
 310                  type & DATETIME_DATE_YY   ? int2str(year2, 2) :
 311                  type & DATETIME_DATE_MON  ? month_shortnames[month_index] :
 312                  type & DATETIME_DATE_MM   ? int2str(month, 2) :
 313                  type & DATETIME_DATE_DD   ? int2str(day, 2) : ""));
 314
 315       DrawText(xpos, ypos, s, pos->font);
 316     }
 317     else if ((type & DATETIME_TIME) && (state & VIDEO_STATE_TIME_ON))
 318     {
 319       char s[MAX_DATETIME_STRING_SIZE];
 320       int hh = (value / 3600) % 100;
 321       int min = value / 60;
 322       int mm = (value / 60) % 60;
 323       int ss = value % 60;
 324
 325       strcpy(s, (type & DATETIME_TIME_HH  ? int2str(hh, 2) :
 326                  type & DATETIME_TIME_MIN ? int2str(min, 2) :
 327                  type & DATETIME_TIME_MM  ? int2str(mm, 2) :
 328                  type & DATETIME_TIME_SS  ? int2str(ss, 2) : ""));
 329
 330       DrawText(xpos, ypos, s, pos->font);
 331     }
 332     else if ((type & DATETIME_FRAME) && (state & VIDEO_STATE_FRAME_ON))
 333     {
 334       DrawText(xpos, ypos, int2str(value, pos->size), pos->font);
 335     }
 336   }
 337 }
 338
 339 void DrawVideoDisplay(unsigned int state, unsigned int value)
 340 {
 341   DrawVideoDisplay_Graphics(state, value);
 342   DrawVideoDisplay_DateTime(state, value);
 343 }
 344
 345 void DrawVideoDisplayLabel(unsigned int state)
 346 {
 347   DrawVideoDisplay(state, VIDEO_DISPLAY_LABEL_ONLY);
 348 }
 349
 350 void DrawVideoDisplaySymbol(unsigned int state)
 351 {
 352   DrawVideoDisplay(state, VIDEO_DISPLAY_SYMBOL_ONLY);
 353 }
 354
 355 void DrawCompleteVideoDisplay()
 356 {
 357   struct GraphicInfo *g_tape = &graphic_info[IMG_BACKGROUND_TAPE];
 358
 359   /* draw tape background */
 360   BlitBitmap(g_tape->bitmap, drawto, g_tape->src_x, g_tape->src_y,
 361              gfx.vxsize, gfx.vysize, gfx.vx, gfx.vy);
 362
 363   /* draw tape buttons (forced) */
 364   UnmapTapeButtons();
 365   MapTapeButtons();
 366
 367   DrawVideoDisplay(VIDEO_ALL_OFF, 0);
 368
 369   if (tape.recording)
 370   {
 371     DrawVideoDisplay(VIDEO_STATE_REC_ON, 0);
 372     DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 373     DrawVideoDisplay(VIDEO_STATE_TIME_ON, tape.length_seconds);
 374     DrawVideoDisplay(VIDEO_STATE_FRAME_ON, tape.length_frames);
 375
 376     if (tape.pausing)
 377       DrawVideoDisplay(VIDEO_STATE_PAUSE_ON, 0);
 378   }
 379   else if (tape.playing)
 380   {
 381     DrawVideoDisplay(VIDEO_STATE_PLAY_ON, 0);
 382     DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 383     DrawVideoDisplay(VIDEO_STATE_TIME_ON, 0);
 384     DrawVideoDisplay(VIDEO_STATE_FRAME_ON, 0);
 385
 386     if (tape.pausing)
 387       DrawVideoDisplay(VIDEO_STATE_PAUSE_ON, 0);
 388   }
 389   else if (tape.date && tape.length)
 390   {
 391     DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 392     DrawVideoDisplay(VIDEO_STATE_TIME_ON, tape.length_seconds);
 393     DrawVideoDisplay(VIDEO_STATE_FRAME_ON, tape.length_frames);
 394   }
 395
 396   BlitBitmap(drawto, bitmap_db_door_2, gfx.vx, gfx.vy, gfx.vxsize, gfx.vysize,
 397              0, 0);
 398 }
 399
 400 void TapeDeactivateDisplayOn()
 401 {
 402   SetDrawDeactivationMask(REDRAW_FIELD);
 403   audio.sound_deactivated = TRUE;
 404 }
 405
 406 void TapeDeactivateDisplayOff(boolean redraw_display)
 407 {
 408   SetDrawDeactivationMask(REDRAW_NONE);
 409   audio.sound_deactivated = FALSE;
 410
 411   if (redraw_display)
 412   {
 413     RedrawPlayfield();
 414     DrawGameDoorValues();
 415   }
 416 }
 417
 418
 419 /* ========================================================================= */
 420 /* tape control functions                                                    */
 421 /* ========================================================================= */
 422
 423 void TapeSetDateFromEpochSeconds(time_t epoch_seconds)
 424 {
 425   struct tm *lt = localtime(&epoch_seconds);
 426
 427   tape.date = 10000 * (lt->tm_year % 100) + 100 * lt->tm_mon + lt->tm_mday;
 428 }
 429
 430 void TapeSetDateFromNow()
 431 {
 432   TapeSetDateFromEpochSeconds(time(NULL));
 433 }
 434
 435 void TapeErase()
 436 {
 437   int i;
 438
 439   tape.counter = 0;
 440   tape.length = 0;
 441   tape.length_frames = 0;
 442   tape.length_seconds = 0;
 443
 444   if (leveldir_current)
 445     setString(&tape.level_identifier, leveldir_current->identifier);
 446
 447   tape.level_nr = level_nr;
 448   tape.pos[tape.counter].delay = 0;
 449   tape.changed = TRUE;
 450
 451   tape.random_seed = InitRND(level.random_seed);
 452
 453   tape.file_version = FILE_VERSION_ACTUAL;
 454   tape.game_version = GAME_VERSION_ACTUAL;
 455   tape.engine_version = level.game_version;
 456
 457   TapeSetDateFromNow();
 458
 459   for (i = 0; i < MAX_PLAYERS; i++)
 460     tape.player_participates[i] = FALSE;
 461
 462   tape.centered_player_nr_next = -1;
 463   tape.set_centered_player = FALSE;
 464 }
 465
 466 static void TapeRewind()
 467 {
 468   tape.counter = 0;
 469   tape.delay_played = 0;
 470   tape.pause_before_end = FALSE;
 471   tape.recording = FALSE;
 472   tape.playing = FALSE;
 473   tape.fast_forward = FALSE;
 474   tape.warp_forward = FALSE;
 475   tape.deactivate_display = FALSE;
 476   tape.auto_play = (global.autoplay_leveldir != NULL);
 477   tape.auto_play_level_solved = FALSE;
 478   tape.quick_resume = FALSE;
 479   tape.single_step = FALSE;
 480
 481   tape.centered_player_nr_next = -1;
 482   tape.set_centered_player = FALSE;
 483
 484   InitRND(tape.random_seed);
 485 }
 486
 487 static void TapeSetRandomSeed(int random_seed)
 488 {
 489   tape.random_seed = InitRND(random_seed);
 490 }
 491
 492 void TapeStartRecording(int random_seed)
 493 {
 494   if (!TAPE_IS_STOPPED(tape))
 495     TapeStop();
 496
 497   TapeErase();
 498   TapeRewind();
 499   TapeSetRandomSeed(random_seed);
 500
 501   tape.recording = TRUE;
 502
 503   DrawVideoDisplay(VIDEO_STATE_REC_ON, 0);
 504   DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 505   DrawVideoDisplay(VIDEO_STATE_TIME_ON, 0);
 506   DrawVideoDisplay(VIDEO_STATE_FRAME_ON, 0);
 507
 508   MapTapeWarpButton();
 509
 510   SetDrawDeactivationMask(REDRAW_NONE);
 511   audio.sound_deactivated = FALSE;
 512 }
 513
 514 static void TapeStartGameRecording()
 515 {
 516   TapeStartRecording(level.random_seed);
 517
 518 #if defined(NETWORK_AVALIABLE)
 519   if (options.network)
 520   {
 521     SendToServer_StartPlaying();
 522
 523     return;
 524   }
 525 #endif
 526
 527   InitGame();
 528 }
 529
 530 static void TapeAppendRecording()
 531 {
 532   if (!tape.playing || !tape.pausing)
 533     return;
 534
 535   // stop playing
 536   tape.playing = FALSE;
 537   tape.fast_forward = FALSE;
 538   tape.warp_forward = FALSE;
 539   tape.pause_before_end = FALSE;
 540   tape.deactivate_display = FALSE;
 541
 542   // start recording
 543   tape.recording = TRUE;
 544   tape.changed = TRUE;
 545
 546   // set current delay (for last played move)
 547   tape.pos[tape.counter].delay = tape.delay_played;
 548
 549   // set current date
 550   TapeSetDateFromNow();
 551
 552   DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 553   DrawVideoDisplay(VIDEO_STATE_PLAY_OFF | VIDEO_STATE_REC_ON, 0);
 554
 555   UpdateAndDisplayGameControlValues();
 556 }
 557
 558 void TapeHaltRecording()
 559 {
 560   if (!tape.recording)
 561     return;
 562
 563   tape.counter++;
 564   tape.pos[tape.counter].delay = 0;
 565
 566   tape.length = tape.counter;
 567   tape.length_frames = GetTapeLengthFrames();
 568   tape.length_seconds = GetTapeLengthSeconds();
 569 }
 570
 571 void TapeStopRecording()
 572 {
 573   TapeHaltRecording();
 574
 575   tape.recording = FALSE;
 576   tape.pausing = FALSE;
 577
 578   DrawVideoDisplay(VIDEO_STATE_REC_OFF, 0);
 579   MapTapeEjectButton();
 580 }
 581
 582 void TapeRecordAction(byte action_raw[MAX_PLAYERS])
 583 {
 584   byte action[MAX_PLAYERS];
 585   int i;
 586
 587   if (!tape.recording)          /* (record action even when tape is paused) */
 588     return;
 589
 590   if (tape.counter >= MAX_TAPE_LEN - 1)
 591   {
 592     TapeStopRecording();
 593     return;
 594   }
 595
 596   for (i = 0; i < MAX_PLAYERS; i++)
 597     action[i] = action_raw[i];
 598
 599   if (tape.set_centered_player)
 600   {
 601     for (i = 0; i < MAX_PLAYERS; i++)
 602       if (tape.centered_player_nr_next == i ||
 603           tape.centered_player_nr_next == -1)
 604         action[i] |= KEY_SET_FOCUS;
 605
 606     tape.set_centered_player = FALSE;
 607   }
 608
 609   if (tape.pos[tape.counter].delay > 0)         /* already stored action */
 610   {
 611     boolean changed_events = FALSE;
 612
 613     for (i = 0; i < MAX_PLAYERS; i++)
 614       if (tape.pos[tape.counter].action[i] != action[i])
 615         changed_events = TRUE;
 616
 617     if (changed_events || tape.pos[tape.counter].delay >= 255)
 618     {
 619       tape.counter++;
 620       tape.pos[tape.counter].delay = 0;
 621     }
 622     else
 623       tape.pos[tape.counter].delay++;
 624   }
 625
 626   if (tape.pos[tape.counter].delay == 0)        /* store new action */
 627   {
 628     for (i = 0; i < MAX_PLAYERS; i++)
 629       tape.pos[tape.counter].action[i] = action[i];
 630
 631     tape.pos[tape.counter].delay++;
 632   }
 633 }
 634
 635 void TapeTogglePause(boolean toggle_manual)
 636 {
 637   int state = 0;
 638
 639   tape.pausing = !tape.pausing;
 640
 641   if (tape.single_step && toggle_manual)
 642     tape.single_step = FALSE;
 643
 644   state |= VIDEO_STATE_PAUSE(tape.pausing);
 645
 646   if (tape.pause_before_end)
 647     state |= VIDEO_STATE_PBEND(!tape.pausing);
 648   else if (tape.fast_forward)
 649     state |= VIDEO_STATE_FFWD(!tape.pausing);
 650
 651   if (tape.playing)
 652     state |= VIDEO_STATE_PLAY_ON;
 653   else
 654     state |= VIDEO_STATE_1STEP(tape.single_step);
 655
 656   DrawVideoDisplay(state, 0);
 657
 658   if (tape.warp_forward)
 659   {
 660     if (tape.pausing)
 661     {
 662       TapeDeactivateDisplayOff(game_status == GAME_MODE_PLAYING);
 663     }
 664     else if (tape.deactivate_display)
 665     {
 666       TapeDeactivateDisplayOn();
 667
 668       DrawVideoDisplaySymbol(VIDEO_STATE_WARP_ON);
 669     }
 670     else
 671     {
 672       DrawVideoDisplaySymbol(VIDEO_STATE_WARP2_ON);
 673     }
 674
 675     if (tape.quick_resume)
 676     {
 677       tape.quick_resume = FALSE;
 678
 679       TapeStopWarpForward();
 680       TapeAppendRecording();
 681
 682       if (!CheckEngineSnapshotSingle())
 683         SaveEngineSnapshotSingle();
 684
 685       // restart step/move snapshots after quick loading tape
 686       SaveEngineSnapshotToListInitial();
 687     }
 688   }
 689
 690   if (setup.show_snapshot_buttons &&
 691       game_status == GAME_MODE_PLAYING &&
 692       CheckEngineSnapshotList())
 693   {
 694     if (tape.pausing)
 695       MapUndoRedoButtons();
 696     else if (!tape.single_step)
 697       UnmapUndoRedoButtons();
 698   }
 699 }
 700
 701 void TapeStartPlaying()
 702 {
 703   if (TAPE_IS_EMPTY(tape))
 704     return;
 705
 706   if (!TAPE_IS_STOPPED(tape))
 707     TapeStop();
 708
 709   TapeRewind();
 710
 711   tape.playing = TRUE;
 712
 713   DrawVideoDisplay(VIDEO_STATE_PLAY_ON, 0);
 714   DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 715   DrawVideoDisplay(VIDEO_STATE_TIME_ON, 0);
 716   DrawVideoDisplay(VIDEO_STATE_FRAME_ON, 0);
 717
 718   MapTapeWarpButton();
 719
 720   SetDrawDeactivationMask(REDRAW_NONE);
 721   audio.sound_deactivated = FALSE;
 722 }
 723
 724 static void TapeStartGamePlaying()
 725 {
 726   TapeStartPlaying();
 727
 728   InitGame();
 729 }
 730
 731 void TapeStopPlaying()
 732 {
 733   tape.playing = FALSE;
 734   tape.pausing = FALSE;
 735
 736   if (tape.warp_forward)
 737     TapeStopWarpForward();
 738
 739   DrawVideoDisplay(VIDEO_STATE_PLAY_OFF, 0);
 740   MapTapeEjectButton();
 741 }
 742
 743 byte *TapePlayAction()
 744 {
 745   int update_delay = FRAMES_PER_SECOND / 2;
 746   boolean update_video_display = (FrameCounter % update_delay == 0);
 747   boolean update_draw_label_on = ((FrameCounter / update_delay) % 2 == 1);
 748   static byte action[MAX_PLAYERS];
 749   int i;
 750
 751   if (!tape.playing || tape.pausing)
 752     return NULL;
 753
 754   if (tape.pause_before_end)  // stop some seconds before end of tape
 755   {
 756     if (TapeTime > tape.length_seconds - TAPE_PAUSE_SECONDS_BEFORE_DEATH)
 757     {
 758       tape.fast_forward = FALSE;
 759       tape.pause_before_end = FALSE;
 760
 761       TapeStopWarpForward();
 762       TapeTogglePause(TAPE_TOGGLE_MANUAL);
 763
 764       return NULL;
 765     }
 766   }
 767
 768   if (update_video_display && !tape.deactivate_display)
 769   {
 770     if (tape.pause_before_end)
 771       DrawVideoDisplayLabel(VIDEO_STATE_PBEND(update_draw_label_on));
 772     else if (tape.fast_forward)
 773       DrawVideoDisplayLabel(VIDEO_STATE_FFWD(update_draw_label_on));
 774
 775     if (tape.warp_forward)
 776       DrawVideoDisplaySymbol(VIDEO_STATE_WARP2_ON);
 777   }
 778
 779   if (tape.counter >= tape.length)      /* end of tape reached */
 780   {
 781     if (tape.warp_forward && !tape.auto_play)
 782       TapeTogglePause(TAPE_TOGGLE_MANUAL);
 783     else
 784       TapeStop();
 785
 786     return NULL;
 787   }
 788
 789   for (i = 0; i < MAX_PLAYERS; i++)
 790     action[i] = tape.pos[tape.counter].action[i];
 791
 792 #if DEBUG_TAPE_WHEN_PLAYING
 793   printf("%05d", FrameCounter);
 794   for (i = 0; i < MAX_PLAYERS; i++)
 795     printf("   %08x", action[i]);
 796   printf("\n");
 797 #endif
 798
 799   tape.set_centered_player = FALSE;
 800   tape.centered_player_nr_next = -999;
 801
 802   for (i = 0; i < MAX_PLAYERS; i++)
 803   {
 804     if (action[i] & KEY_SET_FOCUS)
 805     {
 806       tape.set_centered_player = TRUE;
 807       tape.centered_player_nr_next =
 808         (tape.centered_player_nr_next == -999 ? i : -1);
 809     }
 810
 811     action[i] &= ~KEY_SET_FOCUS;
 812   }
 813
 814   tape.delay_played++;
 815   if (tape.delay_played >= tape.pos[tape.counter].delay)
 816   {
 817     tape.counter++;
 818     tape.delay_played = 0;
 819   }
 820
 821   return action;
 822 }
 823
 824 void TapeStop()
 825 {
 826   TapeStopRecording();
 827   TapeStopPlaying();
 828
 829   DrawVideoDisplay(VIDEO_STATE_OFF, 0);
 830
 831   if (tape.date && tape.length)
 832   {
 833     DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 834     DrawVideoDisplay(VIDEO_STATE_TIME_ON, tape.length_seconds);
 835     DrawVideoDisplay(VIDEO_STATE_FRAME_ON, tape.length_frames);
 836   }
 837 }
 838
 839 unsigned int GetTapeLengthFrames()
 840 {
 841   unsigned int tape_length_frames = 0;
 842   int i;
 843
 844   if (TAPE_IS_EMPTY(tape))
 845     return(0);
 846
 847   for (i = 0; i < tape.length; i++)
 848     tape_length_frames += tape.pos[i].delay;
 849
 850   return tape_length_frames;
 851 }
 852
 853 unsigned int GetTapeLengthSeconds()
 854 {
 855   return (GetTapeLengthFrames() * GAME_FRAME_DELAY / 1000);
 856 }
 857
 858 static void TapeStartWarpForward()
 859 {
 860   tape.warp_forward = TRUE;
 861
 862   if (!tape.fast_forward && !tape.pause_before_end)
 863   {
 864     tape.pausing = FALSE;
 865     tape.pause_before_end = TRUE;
 866     tape.deactivate_display = TRUE;
 867
 868     TapeDeactivateDisplayOn();
 869
 870     DrawVideoDisplay(VIDEO_STATE_PBEND_ON, 0);
 871     DrawVideoDisplaySymbol(VIDEO_STATE_WARP_ON);
 872   }
 873   else
 874   {
 875     DrawVideoDisplaySymbol(VIDEO_STATE_WARP2_ON);
 876   }
 877 }
 878
 879 static void TapeStopWarpForward()
 880 {
 881   int state = VIDEO_STATE_PAUSE(tape.pausing);
 882
 883   if (tape.deactivate_display)
 884     tape.pause_before_end = FALSE;
 885
 886   tape.warp_forward = FALSE;
 887   tape.deactivate_display = FALSE;
 888
 889   TapeDeactivateDisplayOff(game_status == GAME_MODE_PLAYING);
 890
 891   state |= VIDEO_STATE_WARP_OFF;
 892   state |= (tape.pause_before_end ? VIDEO_STATE_PBEND_ON :
 893             tape.fast_forward     ? VIDEO_STATE_FFWD_ON :
 894             VIDEO_STATE_PLAY_ON);
 895
 896   DrawVideoDisplay(state, 0);
 897 }
 898
 899 static void TapeSingleStep()
 900 {
 901   if (options.network)
 902     return;
 903
 904   if (!tape.pausing)
 905     TapeTogglePause(TAPE_TOGGLE_MANUAL);
 906
 907   tape.single_step = !tape.single_step;
 908
 909   DrawVideoDisplay(VIDEO_STATE_1STEP(tape.single_step), 0);
 910 }
 911
 912 void TapeQuickSave()
 913 {
 914   if (game_status == GAME_MODE_MAIN)
 915   {
 916     Request("No game that can be saved!", REQ_CONFIRM);
 917
 918     return;
 919   }
 920
 921   if (game_status != GAME_MODE_PLAYING)
 922     return;
 923
 924   if (tape.recording)
 925     TapeHaltRecording();        /* prepare tape for saving on-the-fly */
 926
 927   if (TAPE_IS_EMPTY(tape))
 928   {
 929     Request("No tape that can be saved!", REQ_CONFIRM);
 930
 931     return;
 932   }
 933
 934   if (SaveTapeChecked(tape.level_nr))
 935     SaveEngineSnapshotSingle();
 936 }
 937
 938 void TapeQuickLoad()
 939 {
 940   char *filename = getTapeFilename(level_nr);
 941
 942   if (!fileExists(filename))
 943   {
 944     Request("No tape for this level!", REQ_CONFIRM);
 945
 946     return;
 947   }
 948
 949   if (tape.recording && !Request("Stop recording and load tape?",
 950                                  REQ_ASK | REQ_STAY_CLOSED))
 951   {
 952     OpenDoor(DOOR_OPEN_1 | DOOR_COPY_BACK);
 953
 954     return;
 955   }
 956
 957   if (game_status != GAME_MODE_PLAYING && game_status != GAME_MODE_MAIN)
 958     return;
 959
 960   if (CheckEngineSnapshotSingle())
 961   {
 962     TapeStartGamePlaying();
 963
 964     LoadEngineSnapshotSingle();
 965
 966     DrawCompleteVideoDisplay();
 967
 968     tape.playing = TRUE;
 969     tape.pausing = TRUE;
 970
 971     TapeStopWarpForward();
 972     TapeAppendRecording();
 973
 974     // restart step/move snapshots after quick loading tape
 975     SaveEngineSnapshotToListInitial();
 976
 977     if (FrameCounter > 0)
 978       return;
 979   }
 980
 981   TapeStop();
 982   TapeErase();
 983
 984   LoadTape(level_nr);
 985
 986   if (!TAPE_IS_EMPTY(tape))
 987   {
 988     TapeStartGamePlaying();
 989     TapeStartWarpForward();
 990
 991     tape.quick_resume = TRUE;
 992   }
 993   else  /* this should not happen (basically checked above) */
 994   {
 995     int reopen_door = (game_status == GAME_MODE_PLAYING ? REQ_REOPEN : 0);
 996
 997     Request("No tape for this level!", REQ_CONFIRM | reopen_door);
 998   }
 999 }
1000
1001 void InsertSolutionTape()
1002 {
1003   if (!TAPE_IS_EMPTY(tape))
1004     return;
1005
1006   LoadSolutionTape(level_nr);
1007
1008   if (TAPE_IS_EMPTY(tape))
1009     Request("No solution tape for this level!", REQ_CONFIRM);
1010
1011   DrawCompleteVideoDisplay();
1012 }
1013
1014
1015 /* ------------------------------------------------------------------------- *
1016  * tape autoplay functions
1017  * ------------------------------------------------------------------------- */
1018
1019 void AutoPlayTape()
1020 {
1021   static LevelDirTree *autoplay_leveldir = NULL;
1022   static boolean autoplay_initialized = FALSE;
1023   static int autoplay_level_nr = -1;
1024   static int num_levels_played = 0;
1025   static int num_levels_solved = 0;
1026   static int num_tape_missing = 0;
1027   static boolean level_failed[MAX_TAPES_PER_SET];
1028   int i;
1029
1030   if (autoplay_initialized)
1031   {
1032     /* just finished auto-playing tape */
1033     printf("%s.\n", tape.auto_play_level_solved ? "solved" : "NOT SOLVED");
1034
1035     num_levels_played++;
1036
1037     if (tape.auto_play_level_solved)
1038       num_levels_solved++;
1039     else if (level_nr >= 0 && level_nr < MAX_TAPES_PER_SET)
1040       level_failed[level_nr] = TRUE;
1041   }
1042   else
1043   {
1044     DrawCompleteVideoDisplay();
1045
1046     audio.sound_enabled = FALSE;
1047     setup.engine_snapshot_mode = getStringCopy(STR_SNAPSHOT_MODE_OFF);
1048
1049     autoplay_leveldir = getTreeInfoFromIdentifier(leveldir_first,
1050                                                   global.autoplay_leveldir);
1051
1052     if (autoplay_leveldir == NULL)
1053       Error(ERR_EXIT, "no such level identifier: '%s'",
1054             global.autoplay_leveldir);
1055
1056     leveldir_current = autoplay_leveldir;
1057
1058     if (autoplay_leveldir->first_level < 0)
1059       autoplay_leveldir->first_level = 0;
1060     if (autoplay_leveldir->last_level >= MAX_TAPES_PER_SET)
1061       autoplay_leveldir->last_level = MAX_TAPES_PER_SET - 1;
1062
1063     autoplay_level_nr = autoplay_leveldir->first_level;
1064
1065     printf_line("=", 79);
1066     printf("Automatically playing level tapes\n");
1067     printf_line("-", 79);
1068     printf("Level series identifier: '%s'\n", autoplay_leveldir->identifier);
1069     printf("Level series name:       '%s'\n", autoplay_leveldir->name);
1070     printf("Level series author:     '%s'\n", autoplay_leveldir->author);
1071     printf("Number of levels:        %d\n",   autoplay_leveldir->levels);
1072     printf_line("=", 79);
1073     printf("\n");
1074
1075     for (i = 0; i < MAX_TAPES_PER_SET; i++)
1076       level_failed[i] = FALSE;
1077
1078     autoplay_initialized = TRUE;
1079   }
1080
1081   while (autoplay_level_nr <= autoplay_leveldir->last_level)
1082   {
1083     level_nr = autoplay_level_nr++;
1084
1085     if (!global.autoplay_all && !global.autoplay_level[level_nr])
1086       continue;
1087
1088     TapeErase();
1089
1090     printf("Level %03d: ", level_nr);
1091
1092     LoadLevel(level_nr);
1093     if (level.no_valid_file)
1094     {
1095       printf("(no level)\n");
1096       continue;
1097     }
1098
1099 #if 0
1100     /* ACTIVATE THIS FOR LOADING/TESTING OF LEVELS ONLY */
1101     printf("(only testing level)\n");
1102     continue;
1103 #endif
1104
1105     LoadSolutionTape(level_nr);
1106
1107     if (tape.no_valid_file)
1108     {
1109       num_tape_missing++;
1110
1111       printf("(no tape)\n");
1112
1113       continue;
1114     }
1115
1116     printf("playing tape ... ");
1117
1118     TapeStartGamePlaying();
1119
1120     if (global.autoplay_mode == AUTOPLAY_FFWD)
1121       tape.fast_forward = TRUE;
1122
1123     if (global.autoplay_mode != AUTOPLAY_PLAY)
1124       TapeStartWarpForward();
1125
1126     return;
1127   }
1128
1129   printf("\n");
1130   printf_line("=", 79);
1131   printf("Number of levels played: %d\n", num_levels_played);
1132   printf("Number of levels solved: %d (%d%%)\n", num_levels_solved,
1133          (num_levels_played ? num_levels_solved * 100 / num_levels_played :0));
1134   printf_line("-", 79);
1135   printf("Summary (for automatic parsing by scripts):\n");
1136   printf("LEVELDIR '%s', SOLVED %d/%d (%d%%)",
1137          autoplay_leveldir->identifier, num_levels_solved, num_levels_played,
1138          (num_levels_played ? num_levels_solved * 100 / num_levels_played :0));
1139
1140   if (num_levels_played != num_levels_solved)
1141   {
1142     printf(", FAILED:");
1143     for (i = 0; i < MAX_TAPES_PER_SET; i++)
1144       if (level_failed[i])
1145         printf(" %03d", i);
1146   }
1147
1148   printf("\n");
1149   printf_line("=", 79);
1150
1151   CloseAllAndExit(0);
1152 }
1153
1154
1155 /* ---------- new tape button stuff ---------------------------------------- */
1156
1157 static struct
1158 {
1159   int graphic;
1160   struct XY *pos;
1161   int gadget_id;
1162   char *infotext;
1163 } tapebutton_info[NUM_TAPE_BUTTONS] =
1164 {
1165   {
1166     IMG_GFX_TAPE_BUTTON_EJECT,          &tape.button.eject,
1167     TAPE_CTRL_ID_EJECT,                 "eject tape"
1168   },
1169   {
1170     /* (same position as "eject" button) */
1171     IMG_GFX_TAPE_BUTTON_EXTRA,          &tape.button.eject,
1172     TAPE_CTRL_ID_EXTRA,                 "extra functions"
1173   },
1174   {
1175     IMG_GFX_TAPE_BUTTON_STOP,           &tape.button.stop,
1176     TAPE_CTRL_ID_STOP,                  "stop tape"
1177   },
1178   {
1179     IMG_GFX_TAPE_BUTTON_PAUSE,          &tape.button.pause,
1180     TAPE_CTRL_ID_PAUSE,                 "pause tape"
1181   },
1182   {
1183     IMG_GFX_TAPE_BUTTON_RECORD,         &tape.button.record,
1184     TAPE_CTRL_ID_RECORD,                "record tape"
1185   },
1186   {
1187     IMG_GFX_TAPE_BUTTON_PLAY,           &tape.button.play,
1188     TAPE_CTRL_ID_PLAY,                  "play tape"
1189   }
1190 };
1191
1192 void CreateTapeButtons()
1193 {
1194   int i;
1195
1196   for (i = 0; i < NUM_TAPE_BUTTONS; i++)
1197   {
1198     struct GraphicInfo *gfx = &graphic_info[tapebutton_info[i].graphic];
1199     struct XY *pos = tapebutton_info[i].pos;
1200     struct GadgetInfo *gi;
1201     int gd_x = gfx->src_x;
1202     int gd_y = gfx->src_y;
1203     int gd_xp = gfx->src_x + gfx->pressed_xoffset;
1204     int gd_yp = gfx->src_y + gfx->pressed_yoffset;
1205     int id = i;
1206
1207     gi = CreateGadget(GDI_CUSTOM_ID, id,
1208                       GDI_INFO_TEXT, tapebutton_info[i].infotext,
1209                       GDI_X, VX + pos->x,
1210                       GDI_Y, VY + pos->y,
1211                       GDI_WIDTH, gfx->width,
1212                       GDI_HEIGHT, gfx->height,
1213                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
1214                       GDI_STATE, GD_BUTTON_UNPRESSED,
1215                       GDI_DESIGN_UNPRESSED, gfx->bitmap, gd_x, gd_y,
1216                       GDI_DESIGN_PRESSED, gfx->bitmap, gd_xp, gd_yp,
1217                       GDI_DIRECT_DRAW, FALSE,
1218                       GDI_EVENT_MASK, GD_EVENT_RELEASED,
1219                       GDI_CALLBACK_ACTION, HandleTapeButtons,
1220                       GDI_END);
1221
1222     if (gi == NULL)
1223       Error(ERR_EXIT, "cannot create gadget");
1224
1225     tape_gadget[id] = gi;
1226   }
1227 }
1228
1229 void FreeTapeButtons()
1230 {
1231   int i;
1232
1233   for (i = 0; i < NUM_TAPE_BUTTONS; i++)
1234     FreeGadget(tape_gadget[i]);
1235 }
1236
1237 void MapTapeEjectButton()
1238 {
1239   UnmapGadget(tape_gadget[TAPE_CTRL_ID_EXTRA]);
1240   MapGadget(tape_gadget[TAPE_CTRL_ID_EJECT]);
1241 }
1242
1243 void MapTapeWarpButton()
1244 {
1245   UnmapGadget(tape_gadget[TAPE_CTRL_ID_EJECT]);
1246   MapGadget(tape_gadget[TAPE_CTRL_ID_EXTRA]);
1247 }
1248
1249 void MapTapeButtons()
1250 {
1251   int i;
1252
1253   for (i = 0; i < NUM_TAPE_BUTTONS; i++)
1254     if (i != TAPE_CTRL_ID_EXTRA)
1255       MapGadget(tape_gadget[i]);
1256
1257   if (tape.recording || tape.playing)
1258     MapTapeWarpButton();
1259
1260   if (tape.show_game_buttons)
1261     MapGameButtons();
1262 }
1263
1264 void UnmapTapeButtons()
1265 {
1266   int i;
1267
1268   for (i = 0; i < NUM_TAPE_BUTTONS; i++)
1269     UnmapGadget(tape_gadget[i]);
1270
1271   if (tape.show_game_buttons)
1272     UnmapGameButtons();
1273 }
1274
1275 static void HandleTapeButtonsExt(int id)
1276 {
1277   if (game_status != GAME_MODE_MAIN && game_status != GAME_MODE_PLAYING)
1278     return;
1279
1280   switch (id)
1281   {
1282     case TAPE_CTRL_ID_EJECT:
1283       TapeStop();
1284
1285       if (TAPE_IS_EMPTY(tape))
1286       {
1287         LoadTape(level_nr);
1288
1289         if (TAPE_IS_EMPTY(tape))
1290           Request("No tape for this level!", REQ_CONFIRM);
1291       }
1292       else
1293       {
1294         if (tape.changed)
1295           SaveTapeChecked(tape.level_nr);
1296
1297         TapeErase();
1298       }
1299
1300       DrawCompleteVideoDisplay();
1301       break;
1302
1303     case TAPE_CTRL_ID_EXTRA:
1304       if (tape.playing)
1305       {
1306         if (!tape.warp_forward)                 /* PLAY -> WARP FORWARD PLAY */
1307         {
1308           TapeStartWarpForward();
1309         }
1310         else if (tape.pausing)                  /* PAUSE -> WARP FORWARD PLAY */
1311         {
1312           TapeTogglePause(TAPE_TOGGLE_MANUAL);
1313         }
1314         else                                    /* WARP FORWARD PLAY -> PLAY */
1315         {
1316           TapeStopWarpForward();
1317         }
1318       }
1319       else if (tape.recording)
1320         TapeSingleStep();
1321
1322       break;
1323
1324     case TAPE_CTRL_ID_STOP:
1325       TapeStop();
1326       break;
1327
1328     case TAPE_CTRL_ID_PAUSE:
1329       TapeTogglePause(TAPE_TOGGLE_MANUAL);
1330       break;
1331
1332     case TAPE_CTRL_ID_RECORD:
1333       if (TAPE_IS_STOPPED(tape))
1334         TapeStartGameRecording();
1335       else if (tape.pausing)
1336       {
1337         if (tape.playing)                       /* PLAY -> PAUSE -> RECORD */
1338           TapeAppendRecording();
1339         else
1340           TapeTogglePause(TAPE_TOGGLE_MANUAL);
1341       }
1342       break;
1343
1344     case TAPE_CTRL_ID_PLAY:
1345       if (tape.recording && tape.pausing)       /* PAUSE -> RECORD */
1346       {
1347         // ("TAPE_IS_EMPTY(tape)" is TRUE here -- probably fix this)
1348
1349         TapeTogglePause(TAPE_TOGGLE_MANUAL);
1350       }
1351
1352       if (TAPE_IS_EMPTY(tape))
1353         break;
1354
1355       if (TAPE_IS_STOPPED(tape))
1356       {
1357         TapeStartGamePlaying();
1358       }
1359       else if (tape.playing)
1360       {
1361         if (tape.pausing)                       /* PAUSE -> PLAY */
1362         {
1363           // continue playing in normal mode
1364           tape.fast_forward = FALSE;
1365           tape.warp_forward = FALSE;
1366           tape.pause_before_end = FALSE;
1367           tape.deactivate_display = FALSE;
1368
1369           TapeTogglePause(TAPE_TOGGLE_MANUAL);
1370         }
1371         else if (tape.warp_forward &&
1372                  !tape.fast_forward)            /* WARP FORWARD PLAY -> PLAY */
1373         {
1374           TapeStopWarpForward();
1375         }
1376         else if (!tape.fast_forward)            /* PLAY -> FAST FORWARD PLAY */
1377         {
1378           tape.fast_forward = TRUE;
1379
1380           DrawVideoDisplay(VIDEO_STATE_FFWD_ON, 0);
1381         }
1382         else if (!tape.pause_before_end)        /* FFWD PLAY -> AUTO PAUSE */
1383         {
1384           tape.pause_before_end = TRUE;
1385
1386           DrawVideoDisplay(VIDEO_STATE_FFWD_OFF | VIDEO_STATE_PBEND_ON, 0);
1387
1388           if (tape.warp_forward)
1389             DrawVideoDisplaySymbol(VIDEO_STATE_WARP2_ON);
1390         }
1391         else                                    /* AUTO PAUSE -> NORMAL PLAY */
1392         {
1393           if (tape.warp_forward)
1394             TapeStopWarpForward();
1395
1396           tape.fast_forward = FALSE;
1397           tape.pause_before_end = FALSE;
1398
1399           DrawVideoDisplay(VIDEO_STATE_PBEND_OFF | VIDEO_STATE_PLAY_ON, 0);
1400         }
1401       }
1402       break;
1403
1404     default:
1405       break;
1406   }
1407 }
1408
1409 static void HandleTapeButtons(struct GadgetInfo *gi)
1410 {
1411   HandleTapeButtonsExt(gi->custom_id);
1412 }
1413
1414 void HandleTapeButtonKeys(Key key)
1415 {
1416   boolean eject_button_is_active = TAPE_IS_STOPPED(tape);
1417   boolean extra_button_is_active = !eject_button_is_active;
1418
1419   if (key == setup.shortcut.tape_eject && eject_button_is_active)
1420     HandleTapeButtonsExt(TAPE_CTRL_ID_EJECT);
1421   else if (key == setup.shortcut.tape_extra && extra_button_is_active)
1422     HandleTapeButtonsExt(TAPE_CTRL_ID_EXTRA);
1423   else if (key == setup.shortcut.tape_stop)
1424     HandleTapeButtonsExt(TAPE_CTRL_ID_STOP);
1425   else if (key == setup.shortcut.tape_pause)
1426     HandleTapeButtonsExt(TAPE_CTRL_ID_PAUSE);
1427   else if (key == setup.shortcut.tape_record)
1428     HandleTapeButtonsExt(TAPE_CTRL_ID_RECORD);
1429   else if (key == setup.shortcut.tape_play)
1430     HandleTapeButtonsExt(TAPE_CTRL_ID_PLAY);
1431 }