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_WARP_OFF   |       \
  56                                          VIDEO_STATE_WARP2_OFF  |       \
  57                                          VIDEO_STATE_PBEND_OFF  |       \
  58                                          VIDEO_STATE_1STEP_OFF)
  59 #define VIDEO_PRESS_OFF                 (VIDEO_PRESS_PLAY_OFF   |       \
  60                                          VIDEO_PRESS_REC_OFF    |       \
  61                                          VIDEO_PRESS_PAUSE_OFF  |       \
  62                                          VIDEO_PRESS_STOP_OFF   |       \
  63                                          VIDEO_PRESS_EJECT_OFF)
  64 #define VIDEO_ALL_OFF                   (VIDEO_INFO_OFF         |       \
  65                                          VIDEO_STATE_OFF        |       \
  66                                          VIDEO_PRESS_OFF)
  67
  68 #define VIDEO_INFO_ON                   (VIDEO_STATE_DATE_ON    |       \
  69                                          VIDEO_STATE_TIME_ON    |       \
  70                                          VIDEO_STATE_FRAME_ON)
  71 #define VIDEO_STATE_ON                  (VIDEO_STATE_PLAY_ON    |       \
  72                                          VIDEO_STATE_REC_ON     |       \
  73                                          VIDEO_STATE_PAUSE_ON   |       \
  74                                          VIDEO_STATE_FFWD_ON    |       \
  75                                          VIDEO_STATE_WARP_ON    |       \
  76                                          VIDEO_STATE_WARP2_ON   |       \
  77                                          VIDEO_STATE_PBEND_ON   |       \
  78                                          VIDEO_STATE_1STEP_ON)
  79 #define VIDEO_PRESS_ON                  (VIDEO_PRESS_PLAY_ON    |       \
  80                                          VIDEO_PRESS_REC_ON     |       \
  81                                          VIDEO_PRESS_PAUSE_ON   |       \
  82                                          VIDEO_PRESS_STOP_ON    |       \
  83                                          VIDEO_PRESS_EJECT_ON)
  84 #define VIDEO_ALL_ON                    (VIDEO_INFO_ON          |       \
  85                                          VIDEO_STATE_ON         |       \
  86                                          VIDEO_PRESS_ON)
  87
  88 #define VIDEO_INFO                      (VIDEO_INFO_ON | VIDEO_INFO_OFF)
  89 #define VIDEO_STATE                     (VIDEO_STATE_ON | VIDEO_STATE_OFF)
  90 #define VIDEO_PRESS                     (VIDEO_PRESS_ON | VIDEO_PRESS_OFF)
  91 #define VIDEO_ALL                       (VIDEO_ALL_ON | VIDEO_ALL_OFF)
  92
  93 #define NUM_TAPE_FUNCTIONS              11
  94 #define NUM_TAPE_FUNCTION_PARTS         2
  95 #define NUM_TAPE_FUNCTION_STATES        2
  96
  97
  98 /* ========================================================================= */
  99 /* video display functions                                                   */
 100 /* ========================================================================= */
 101
 102 static void DrawVideoDisplay_Graphics(unsigned int state, unsigned int value)
 103 {
 104   int i, j, k;
 105
 106   static struct
 107   {
 108     int graphic;
 109     struct XY *pos;
 110   }
 111   video_pos[NUM_TAPE_FUNCTIONS][NUM_TAPE_FUNCTION_PARTS] =
 112   {
 113     {
 114       { IMG_GFX_TAPE_LABEL_PLAY,                &tape.label.play        },
 115       { IMG_GFX_TAPE_SYMBOL_PLAY,               &tape.symbol.play       },
 116     },
 117     {
 118       { IMG_GFX_TAPE_LABEL_RECORD,              &tape.label.record      },
 119       { IMG_GFX_TAPE_SYMBOL_RECORD,             &tape.symbol.record     },
 120     },
 121     {
 122       { IMG_GFX_TAPE_LABEL_PAUSE,               &tape.label.pause       },
 123       { IMG_GFX_TAPE_SYMBOL_PAUSE,              &tape.symbol.pause      },
 124     },
 125     {
 126       { IMG_GFX_TAPE_LABEL_DATE,                &tape.label.date        },
 127       { -1,                                     NULL                    },
 128     },
 129     {
 130       { IMG_GFX_TAPE_LABEL_TIME,                &tape.label.time        },
 131       { -1,                                     NULL                    },
 132     },
 133     {
 134       /* (no label for displaying optional frame) */
 135       { -1,                                     NULL                    },
 136       { -1,                                     NULL                    },
 137     },
 138     {
 139       { IMG_GFX_TAPE_LABEL_FAST_FORWARD,        &tape.label.fast_forward  },
 140       { IMG_GFX_TAPE_SYMBOL_FAST_FORWARD,       &tape.symbol.fast_forward },
 141     },
 142     {
 143       { IMG_GFX_TAPE_LABEL_WARP_FORWARD,        &tape.label.warp_forward  },
 144       { IMG_GFX_TAPE_SYMBOL_WARP_FORWARD,       &tape.symbol.warp_forward },
 145     },
 146     {
 147       { IMG_GFX_TAPE_LABEL_WARP_FORWARD_BLIND,  &tape.label.warp_forward_blind},
 148       { IMG_GFX_TAPE_SYMBOL_WARP_FORWARD_BLIND, &tape.symbol.warp_forward_blind},
 149     },
 150     {
 151       { IMG_GFX_TAPE_LABEL_PAUSE_BEFORE_END,    &tape.label.pause_before_end  },
 152       { IMG_GFX_TAPE_SYMBOL_PAUSE_BEFORE_END,   &tape.symbol.pause_before_end },
 153     },
 154     {
 155       { IMG_GFX_TAPE_LABEL_SINGLE_STEP,         &tape.label.single_step  },
 156       { IMG_GFX_TAPE_SYMBOL_SINGLE_STEP,        &tape.symbol.single_step },
 157     },
 158   };
 159
 160   for (k = 0; k < NUM_TAPE_FUNCTION_STATES; k++)        /* on or off states */
 161   {
 162     for (i = 0; i < NUM_TAPE_FUNCTIONS; i++)            /* record, play, ... */
 163     {
 164       for (j = 0; j < NUM_TAPE_FUNCTION_PARTS; j++)     /* label or symbol */
 165       {
 166         int graphic = video_pos[i][j].graphic;
 167         struct XY *pos = video_pos[i][j].pos;
 168
 169         if (graphic == -1 ||
 170             pos->x == -1 ||
 171             pos->y == -1)
 172           continue;
 173
 174         if (state & (1 << (i * 2 + k)))
 175         {
 176           struct GraphicInfo *gfx_bg = &graphic_info[IMG_BACKGROUND_TAPE];
 177           struct GraphicInfo *gfx = &graphic_info[graphic];
 178           Bitmap *gd_bitmap;
 179           int gd_x, gd_y;
 180           int skip_value =
 181             (j == 0 ? VIDEO_DISPLAY_SYMBOL_ONLY : VIDEO_DISPLAY_LABEL_ONLY);
 182
 183           if (value == skip_value)
 184             continue;
 185
 186           if (k == 1)           /* on */
 187           {
 188             gd_bitmap = gfx->bitmap;
 189             gd_x = gfx->src_x;
 190             gd_y = gfx->src_y;
 191           }
 192           else                  /* off */
 193           {
 194             gd_bitmap = gfx_bg->bitmap;
 195             gd_x = gfx_bg->src_x + pos->x;
 196             gd_y = gfx_bg->src_y + pos->y;
 197           }
 198
 199           /* some tape graphics may be undefined -- only draw if defined */
 200           if (gd_bitmap != NULL)
 201             BlitBitmap(gd_bitmap, drawto, gd_x, gd_y, gfx->width, gfx->height,
 202                        VX + pos->x, VY + pos->y);
 203
 204           redraw_mask |= REDRAW_DOOR_2;
 205         }
 206       }
 207     }
 208   }
 209 }
 210
 211
 212 #define DATETIME_NONE                   (0)
 213
 214 #define DATETIME_DATE_YYYY              (1 << 0)
 215 #define DATETIME_DATE_YY                (1 << 1)
 216 #define DATETIME_DATE_MON               (1 << 2)
 217 #define DATETIME_DATE_MM                (1 << 3)
 218 #define DATETIME_DATE_DD                (1 << 4)
 219
 220 #define DATETIME_TIME_HH                (1 << 5)
 221 #define DATETIME_TIME_MIN               (1 << 6)
 222 #define DATETIME_TIME_MM                (1 << 7)
 223 #define DATETIME_TIME_SS                (1 << 8)
 224
 225 #define DATETIME_FRAME                  (1 << 9)
 226
 227 #define DATETIME_XOFFSET_1              (1 << 10)
 228 #define DATETIME_XOFFSET_2              (1 << 11)
 229
 230 #define DATETIME_DATE                   (DATETIME_DATE_YYYY     |       \
 231                                          DATETIME_DATE_YY       |       \
 232                                          DATETIME_DATE_MON      |       \
 233                                          DATETIME_DATE_MM       |       \
 234                                          DATETIME_DATE_DD)
 235
 236 #define DATETIME_TIME                   (DATETIME_TIME_HH       |       \
 237                                          DATETIME_TIME_MIN      |       \
 238                                          DATETIME_TIME_MM       |       \
 239                                          DATETIME_TIME_SS)
 240
 241 #define MAX_DATETIME_STRING_SIZE        32
 242
 243 static void DrawVideoDisplay_DateTime(unsigned int state, unsigned int value)
 244 {
 245   int i;
 246
 247   static char *month_shortnames[] =
 248   {
 249     "JAN",
 250     "FEB",
 251     "MAR",
 252     "APR",
 253     "MAY",
 254     "JUN",
 255     "JUL",
 256     "AUG",
 257     "SEP",
 258     "OCT",
 259     "NOV",
 260     "DEC"
 261   };
 262
 263   static struct
 264   {
 265     struct TextPosInfo *pos;
 266     int type;
 267   }
 268   datetime_info[] =
 269   {
 270     { &tape.text.date,          DATETIME_DATE_DD                        },
 271     { &tape.text.date,          DATETIME_DATE_MON | DATETIME_XOFFSET_1  },
 272     { &tape.text.date,          DATETIME_DATE_YY  | DATETIME_XOFFSET_2  },
 273     { &tape.text.date_yyyy,     DATETIME_DATE_YYYY                      },
 274     { &tape.text.date_yy,       DATETIME_DATE_YY                        },
 275     { &tape.text.date_mon,      DATETIME_DATE_MON                       },
 276     { &tape.text.date_mm,       DATETIME_DATE_MM                        },
 277     { &tape.text.date_dd,       DATETIME_DATE_DD                        },
 278
 279     { &tape.text.time,          DATETIME_TIME_MIN                       },
 280     { &tape.text.time,          DATETIME_TIME_SS  | DATETIME_XOFFSET_1  },
 281     { &tape.text.time_hh,       DATETIME_TIME_HH                        },
 282     { &tape.text.time_mm,       DATETIME_TIME_MM                        },
 283     { &tape.text.time_ss,       DATETIME_TIME_SS                        },
 284
 285     { &tape.text.frame,         DATETIME_FRAME                          },
 286
 287     { NULL,                     DATETIME_NONE                           },
 288   };
 289
 290   for (i = 0; datetime_info[i].pos != NULL; i++)
 291   {
 292     struct TextPosInfo *pos = datetime_info[i].pos;
 293     int type = datetime_info[i].type;
 294     int xpos, ypos;
 295
 296     if (pos->x == -1 &&
 297         pos->y == -1)
 298       continue;
 299
 300     xpos = VX + pos->x + (type & DATETIME_XOFFSET_1 ? pos->xoffset  :
 301                           type & DATETIME_XOFFSET_2 ? pos->xoffset2 : 0);
 302     ypos = VY + pos->y;
 303
 304     if ((type & DATETIME_DATE) && (state & VIDEO_STATE_DATE_ON))
 305     {
 306       char s[MAX_DATETIME_STRING_SIZE];
 307       int year2 = value / 10000;
 308       int year4 = (year2 < 70 ? 2000 + year2 : 1900 + year2);
 309       int month_index = (value / 100) % 100;
 310       int month = month_index + 1;
 311       int day = value % 100;
 312
 313       strcpy(s, (type & DATETIME_DATE_YYYY ? int2str(year4, 4) :
 314                  type & DATETIME_DATE_YY   ? int2str(year2, 2) :
 315                  type & DATETIME_DATE_MON  ? month_shortnames[month_index] :
 316                  type & DATETIME_DATE_MM   ? int2str(month, 2) :
 317                  type & DATETIME_DATE_DD   ? int2str(day, 2) : ""));
 318
 319       DrawText(xpos, ypos, s, pos->font);
 320     }
 321     else if ((type & DATETIME_TIME) && (state & VIDEO_STATE_TIME_ON))
 322     {
 323       char s[MAX_DATETIME_STRING_SIZE];
 324       int hh = (value / 3600) % 100;
 325       int min = value / 60;
 326       int mm = (value / 60) % 60;
 327       int ss = value % 60;
 328
 329       strcpy(s, (type & DATETIME_TIME_HH  ? int2str(hh, 2) :
 330                  type & DATETIME_TIME_MIN ? int2str(min, 2) :
 331                  type & DATETIME_TIME_MM  ? int2str(mm, 2) :
 332                  type & DATETIME_TIME_SS  ? int2str(ss, 2) : ""));
 333
 334       DrawText(xpos, ypos, s, pos->font);
 335     }
 336     else if ((type & DATETIME_FRAME) && (state & VIDEO_STATE_FRAME_ON))
 337     {
 338       DrawText(xpos, ypos, int2str(value, pos->size), pos->font);
 339     }
 340   }
 341 }
 342
 343 void DrawVideoDisplay(unsigned int state, unsigned int value)
 344 {
 345   DrawVideoDisplay_Graphics(state, value);
 346   DrawVideoDisplay_DateTime(state, value);
 347 }
 348
 349 void DrawVideoDisplayLabel(unsigned int state)
 350 {
 351   DrawVideoDisplay(state, VIDEO_DISPLAY_LABEL_ONLY);
 352 }
 353
 354 void DrawVideoDisplaySymbol(unsigned int state)
 355 {
 356   DrawVideoDisplay(state, VIDEO_DISPLAY_SYMBOL_ONLY);
 357 }
 358
 359 void DrawVideoDisplayCurrentState()
 360 {
 361   int state = 0;
 362
 363   DrawVideoDisplay(VIDEO_STATE_OFF, 0);
 364
 365   if (tape.pausing)
 366     state |= VIDEO_STATE_PAUSE_ON;
 367
 368   if (tape.recording)
 369   {
 370     state |= VIDEO_STATE_REC_ON;
 371
 372     if (tape.single_step)
 373       state |= VIDEO_STATE_1STEP_ON;
 374   }
 375   else if (tape.playing)
 376   {
 377     state |= VIDEO_STATE_PLAY_ON;
 378
 379     if (tape.deactivate_display)
 380       state |= VIDEO_STATE_WARP2_ON;
 381     else if (tape.warp_forward)
 382       state |= VIDEO_STATE_WARP_ON;
 383     else if (tape.fast_forward)
 384       state |= VIDEO_STATE_FFWD_ON;
 385
 386     if (tape.pause_before_end)
 387       state |= VIDEO_STATE_PBEND_ON;
 388   }
 389
 390   // draw labels and symbols separately to prevent labels overlapping symbols
 391   DrawVideoDisplayLabel(state);
 392   DrawVideoDisplaySymbol(state);
 393 }
 394
 395 void DrawCompleteVideoDisplay()
 396 {
 397   struct GraphicInfo *g_tape = &graphic_info[IMG_BACKGROUND_TAPE];
 398
 399   /* draw tape background */
 400   BlitBitmap(g_tape->bitmap, drawto, g_tape->src_x, g_tape->src_y,
 401              gfx.vxsize, gfx.vysize, gfx.vx, gfx.vy);
 402
 403   /* draw tape buttons (forced) */
 404   UnmapTapeButtons();
 405   MapTapeButtons();
 406
 407   DrawVideoDisplay(VIDEO_ALL_OFF, 0);
 408
 409   if (tape.recording)
 410   {
 411     DrawVideoDisplay(VIDEO_STATE_REC_ON, 0);
 412     DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 413     DrawVideoDisplay(VIDEO_STATE_TIME_ON, tape.length_seconds);
 414     DrawVideoDisplay(VIDEO_STATE_FRAME_ON, tape.length_frames);
 415
 416     if (tape.pausing)
 417       DrawVideoDisplay(VIDEO_STATE_PAUSE_ON, 0);
 418   }
 419   else if (tape.playing)
 420   {
 421     DrawVideoDisplay(VIDEO_STATE_PLAY_ON, 0);
 422     DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 423     DrawVideoDisplay(VIDEO_STATE_TIME_ON, 0);
 424     DrawVideoDisplay(VIDEO_STATE_FRAME_ON, 0);
 425
 426     if (tape.pausing)
 427       DrawVideoDisplay(VIDEO_STATE_PAUSE_ON, 0);
 428   }
 429   else if (tape.date && tape.length)
 430   {
 431     DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 432     DrawVideoDisplay(VIDEO_STATE_TIME_ON, tape.length_seconds);
 433     DrawVideoDisplay(VIDEO_STATE_FRAME_ON, tape.length_frames);
 434   }
 435
 436   BlitBitmap(drawto, bitmap_db_door_2, gfx.vx, gfx.vy, gfx.vxsize, gfx.vysize,
 437              0, 0);
 438 }
 439
 440 void TapeDeactivateDisplayOn()
 441 {
 442   SetDrawDeactivationMask(REDRAW_FIELD);
 443   audio.sound_deactivated = TRUE;
 444 }
 445
 446 void TapeDeactivateDisplayOff(boolean redraw_display)
 447 {
 448   SetDrawDeactivationMask(REDRAW_NONE);
 449   audio.sound_deactivated = FALSE;
 450
 451   if (redraw_display)
 452   {
 453     RedrawPlayfield();
 454     DrawGameDoorValues();
 455   }
 456 }
 457
 458
 459 /* ========================================================================= */
 460 /* tape control functions                                                    */
 461 /* ========================================================================= */
 462
 463 void TapeSetDateFromEpochSeconds(time_t epoch_seconds)
 464 {
 465   struct tm *lt = localtime(&epoch_seconds);
 466
 467   tape.date = 10000 * (lt->tm_year % 100) + 100 * lt->tm_mon + lt->tm_mday;
 468 }
 469
 470 void TapeSetDateFromNow()
 471 {
 472   TapeSetDateFromEpochSeconds(time(NULL));
 473 }
 474
 475 void TapeErase()
 476 {
 477   int i;
 478
 479   tape.counter = 0;
 480   tape.length = 0;
 481   tape.length_frames = 0;
 482   tape.length_seconds = 0;
 483
 484   if (leveldir_current)
 485     setString(&tape.level_identifier, leveldir_current->identifier);
 486
 487   tape.level_nr = level_nr;
 488   tape.pos[tape.counter].delay = 0;
 489   tape.changed = TRUE;
 490
 491   tape.random_seed = InitRND(level.random_seed);
 492
 493   tape.file_version = FILE_VERSION_ACTUAL;
 494   tape.game_version = GAME_VERSION_ACTUAL;
 495   tape.engine_version = level.game_version;
 496
 497   TapeSetDateFromNow();
 498
 499   for (i = 0; i < MAX_PLAYERS; i++)
 500     tape.player_participates[i] = FALSE;
 501
 502   tape.centered_player_nr_next = -1;
 503   tape.set_centered_player = FALSE;
 504 }
 505
 506 static void TapeRewind()
 507 {
 508   tape.counter = 0;
 509   tape.delay_played = 0;
 510   tape.pause_before_end = FALSE;
 511   tape.recording = FALSE;
 512   tape.playing = FALSE;
 513   tape.fast_forward = FALSE;
 514   tape.warp_forward = FALSE;
 515   tape.deactivate_display = FALSE;
 516   tape.auto_play = (global.autoplay_leveldir != NULL);
 517   tape.auto_play_level_solved = FALSE;
 518   tape.quick_resume = FALSE;
 519   tape.single_step = FALSE;
 520
 521   tape.centered_player_nr_next = -1;
 522   tape.set_centered_player = FALSE;
 523
 524   InitRND(tape.random_seed);
 525 }
 526
 527 static void TapeSetRandomSeed(int random_seed)
 528 {
 529   tape.random_seed = InitRND(random_seed);
 530 }
 531
 532 void TapeStartRecording(int random_seed)
 533 {
 534   if (!TAPE_IS_STOPPED(tape))
 535     TapeStop();
 536
 537   TapeErase();
 538   TapeRewind();
 539   TapeSetRandomSeed(random_seed);
 540
 541   tape.recording = TRUE;
 542
 543   DrawVideoDisplay(VIDEO_STATE_REC_ON, 0);
 544   DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 545   DrawVideoDisplay(VIDEO_STATE_TIME_ON, 0);
 546   DrawVideoDisplay(VIDEO_STATE_FRAME_ON, 0);
 547
 548   MapTapeWarpButton();
 549
 550   SetDrawDeactivationMask(REDRAW_NONE);
 551   audio.sound_deactivated = FALSE;
 552 }
 553
 554 static void TapeStartGameRecording()
 555 {
 556   TapeStartRecording(level.random_seed);
 557
 558 #if defined(NETWORK_AVALIABLE)
 559   if (options.network)
 560   {
 561     SendToServer_StartPlaying();
 562
 563     return;
 564   }
 565 #endif
 566
 567   InitGame();
 568 }
 569
 570 static void TapeAppendRecording()
 571 {
 572   if (!tape.playing || !tape.pausing)
 573     return;
 574
 575   // stop playing
 576   tape.playing = FALSE;
 577   tape.fast_forward = FALSE;
 578   tape.warp_forward = FALSE;
 579   tape.pause_before_end = FALSE;
 580   tape.deactivate_display = FALSE;
 581
 582   // start recording
 583   tape.recording = TRUE;
 584   tape.changed = TRUE;
 585
 586   // set current delay (for last played move)
 587   tape.pos[tape.counter].delay = tape.delay_played;
 588
 589   // set current date
 590   TapeSetDateFromNow();
 591
 592   DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 593   DrawVideoDisplay(VIDEO_STATE_PLAY_OFF | VIDEO_STATE_REC_ON, 0);
 594
 595   UpdateAndDisplayGameControlValues();
 596 }
 597
 598 void TapeHaltRecording()
 599 {
 600   if (!tape.recording)
 601     return;
 602
 603   tape.counter++;
 604   tape.pos[tape.counter].delay = 0;
 605
 606   tape.length = tape.counter;
 607   tape.length_frames = GetTapeLengthFrames();
 608   tape.length_seconds = GetTapeLengthSeconds();
 609 }
 610
 611 void TapeStopRecording()
 612 {
 613   TapeHaltRecording();
 614
 615   tape.recording = FALSE;
 616   tape.pausing = FALSE;
 617
 618   DrawVideoDisplay(VIDEO_STATE_REC_OFF, 0);
 619   MapTapeEjectButton();
 620 }
 621
 622 void TapeRecordAction(byte action_raw[MAX_PLAYERS])
 623 {
 624   byte action[MAX_PLAYERS];
 625   int i;
 626
 627   if (!tape.recording)          /* (record action even when tape is paused) */
 628     return;
 629
 630   if (tape.counter >= MAX_TAPE_LEN - 1)
 631   {
 632     TapeStopRecording();
 633     return;
 634   }
 635
 636   for (i = 0; i < MAX_PLAYERS; i++)
 637     action[i] = action_raw[i];
 638
 639   if (tape.set_centered_player)
 640   {
 641     for (i = 0; i < MAX_PLAYERS; i++)
 642       if (tape.centered_player_nr_next == i ||
 643           tape.centered_player_nr_next == -1)
 644         action[i] |= KEY_SET_FOCUS;
 645
 646     tape.set_centered_player = FALSE;
 647   }
 648
 649   if (tape.pos[tape.counter].delay > 0)         /* already stored action */
 650   {
 651     boolean changed_events = FALSE;
 652
 653     for (i = 0; i < MAX_PLAYERS; i++)
 654       if (tape.pos[tape.counter].action[i] != action[i])
 655         changed_events = TRUE;
 656
 657     if (changed_events || tape.pos[tape.counter].delay >= 255)
 658     {
 659       tape.counter++;
 660       tape.pos[tape.counter].delay = 0;
 661     }
 662     else
 663       tape.pos[tape.counter].delay++;
 664   }
 665
 666   if (tape.pos[tape.counter].delay == 0)        /* store new action */
 667   {
 668     for (i = 0; i < MAX_PLAYERS; i++)
 669       tape.pos[tape.counter].action[i] = action[i];
 670
 671     tape.pos[tape.counter].delay++;
 672   }
 673 }
 674
 675 void TapeTogglePause(boolean toggle_manual)
 676 {
 677   tape.pausing = !tape.pausing;
 678
 679   if (tape.single_step && toggle_manual)
 680     tape.single_step = FALSE;
 681
 682   DrawVideoDisplayCurrentState();
 683
 684   if (tape.deactivate_display)
 685   {
 686     if (tape.pausing)
 687       TapeDeactivateDisplayOff(game_status == GAME_MODE_PLAYING);
 688     else
 689       TapeDeactivateDisplayOn();
 690   }
 691
 692   if (tape.quick_resume)
 693   {
 694     tape.quick_resume = FALSE;
 695
 696     TapeStopWarpForward();
 697     TapeAppendRecording();
 698
 699     if (!CheckEngineSnapshotSingle())
 700       SaveEngineSnapshotSingle();
 701
 702     // restart step/move snapshots after quick loading tape
 703     SaveEngineSnapshotToListInitial();
 704   }
 705
 706   if (setup.show_snapshot_buttons &&
 707       game_status == GAME_MODE_PLAYING &&
 708       CheckEngineSnapshotList())
 709   {
 710     if (tape.pausing)
 711       MapUndoRedoButtons();
 712     else if (!tape.single_step)
 713       UnmapUndoRedoButtons();
 714   }
 715 }
 716
 717 void TapeStartPlaying()
 718 {
 719   if (TAPE_IS_EMPTY(tape))
 720     return;
 721
 722   if (!TAPE_IS_STOPPED(tape))
 723     TapeStop();
 724
 725   TapeRewind();
 726
 727   tape.playing = TRUE;
 728
 729   DrawVideoDisplay(VIDEO_STATE_PLAY_ON, 0);
 730   DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 731   DrawVideoDisplay(VIDEO_STATE_TIME_ON, 0);
 732   DrawVideoDisplay(VIDEO_STATE_FRAME_ON, 0);
 733
 734   MapTapeWarpButton();
 735
 736   SetDrawDeactivationMask(REDRAW_NONE);
 737   audio.sound_deactivated = FALSE;
 738 }
 739
 740 static void TapeStartGamePlaying()
 741 {
 742   TapeStartPlaying();
 743
 744   InitGame();
 745 }
 746
 747 void TapeStopPlaying()
 748 {
 749   tape.playing = FALSE;
 750   tape.pausing = FALSE;
 751
 752   if (tape.warp_forward)
 753     TapeStopWarpForward();
 754
 755   DrawVideoDisplay(VIDEO_STATE_PLAY_OFF, 0);
 756   MapTapeEjectButton();
 757 }
 758
 759 byte *TapePlayAction()
 760 {
 761   int update_delay = FRAMES_PER_SECOND / 2;
 762   boolean update_video_display = (FrameCounter % update_delay == 0);
 763   boolean update_draw_label_on = ((FrameCounter / update_delay) % 2 == 1);
 764   static byte action[MAX_PLAYERS];
 765   int i;
 766
 767   if (!tape.playing || tape.pausing)
 768     return NULL;
 769
 770   if (tape.pause_before_end)  // stop some seconds before end of tape
 771   {
 772     if (TapeTime > tape.length_seconds - TAPE_PAUSE_SECONDS_BEFORE_DEATH)
 773     {
 774       TapeStopWarpForward();
 775       TapeTogglePause(TAPE_TOGGLE_MANUAL);
 776
 777       return NULL;
 778     }
 779   }
 780
 781   if (tape.counter >= tape.length)      /* end of tape reached */
 782   {
 783     if (tape.warp_forward && !tape.auto_play)
 784     {
 785       TapeStopWarpForward();
 786       TapeTogglePause(TAPE_TOGGLE_MANUAL);
 787     }
 788     else
 789     {
 790       TapeStop();
 791     }
 792
 793     return NULL;
 794   }
 795
 796   if (update_video_display && !tape.deactivate_display)
 797   {
 798     int state = 0;
 799
 800     if (tape.warp_forward)
 801       state |= VIDEO_STATE_WARP(update_draw_label_on);
 802     else if (tape.fast_forward)
 803       state |= VIDEO_STATE_FFWD(update_draw_label_on);
 804
 805     if (tape.pause_before_end)
 806       state |= VIDEO_STATE_PBEND(update_draw_label_on);
 807
 808     // draw labels and symbols separately to prevent labels overlapping symbols
 809     DrawVideoDisplayLabel(state);
 810     DrawVideoDisplaySymbol(state);
 811   }
 812
 813   for (i = 0; i < MAX_PLAYERS; i++)
 814     action[i] = tape.pos[tape.counter].action[i];
 815
 816 #if DEBUG_TAPE_WHEN_PLAYING
 817   printf("%05d", FrameCounter);
 818   for (i = 0; i < MAX_PLAYERS; i++)
 819     printf("   %08x", action[i]);
 820   printf("\n");
 821 #endif
 822
 823   tape.set_centered_player = FALSE;
 824   tape.centered_player_nr_next = -999;
 825
 826   for (i = 0; i < MAX_PLAYERS; i++)
 827   {
 828     if (action[i] & KEY_SET_FOCUS)
 829     {
 830       tape.set_centered_player = TRUE;
 831       tape.centered_player_nr_next =
 832         (tape.centered_player_nr_next == -999 ? i : -1);
 833     }
 834
 835     action[i] &= ~KEY_SET_FOCUS;
 836   }
 837
 838   tape.delay_played++;
 839   if (tape.delay_played >= tape.pos[tape.counter].delay)
 840   {
 841     tape.counter++;
 842     tape.delay_played = 0;
 843   }
 844
 845   return action;
 846 }
 847
 848 void TapeStop()
 849 {
 850   TapeStopRecording();
 851   TapeStopPlaying();
 852
 853   DrawVideoDisplay(VIDEO_STATE_OFF, 0);
 854
 855   if (tape.date && tape.length)
 856   {
 857     DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 858     DrawVideoDisplay(VIDEO_STATE_TIME_ON, tape.length_seconds);
 859     DrawVideoDisplay(VIDEO_STATE_FRAME_ON, tape.length_frames);
 860   }
 861 }
 862
 863 unsigned int GetTapeLengthFrames()
 864 {
 865   unsigned int tape_length_frames = 0;
 866   int i;
 867
 868   if (TAPE_IS_EMPTY(tape))
 869     return(0);
 870
 871   for (i = 0; i < tape.length; i++)
 872     tape_length_frames += tape.pos[i].delay;
 873
 874   return tape_length_frames;
 875 }
 876
 877 unsigned int GetTapeLengthSeconds()
 878 {
 879   return (GetTapeLengthFrames() * GAME_FRAME_DELAY / 1000);
 880 }
 881
 882 static void TapeStartWarpForward()
 883 {
 884   tape.fast_forward = TRUE;
 885   tape.warp_forward = TRUE;
 886   tape.deactivate_display = TRUE;
 887
 888   tape.pausing = FALSE;
 889
 890   TapeDeactivateDisplayOn();
 891
 892   DrawVideoDisplayCurrentState();
 893 }
 894
 895 static void TapeStopWarpForward()
 896 {
 897   tape.fast_forward = FALSE;
 898   tape.warp_forward = FALSE;
 899   tape.deactivate_display = FALSE;
 900
 901   tape.pause_before_end = FALSE;
 902
 903   TapeDeactivateDisplayOff(game_status == GAME_MODE_PLAYING);
 904
 905   DrawVideoDisplayCurrentState();
 906 }
 907
 908 static void TapeSingleStep()
 909 {
 910   if (options.network)
 911     return;
 912
 913   if (!tape.pausing)
 914     TapeTogglePause(TAPE_TOGGLE_MANUAL);
 915
 916   tape.single_step = !tape.single_step;
 917
 918   DrawVideoDisplay(VIDEO_STATE_1STEP(tape.single_step), 0);
 919 }
 920
 921 void TapeQuickSave()
 922 {
 923   if (game_status == GAME_MODE_MAIN)
 924   {
 925     Request("No game that can be saved!", REQ_CONFIRM);
 926
 927     return;
 928   }
 929
 930   if (game_status != GAME_MODE_PLAYING)
 931     return;
 932
 933   if (tape.recording)
 934     TapeHaltRecording();        /* prepare tape for saving on-the-fly */
 935
 936   if (TAPE_IS_EMPTY(tape))
 937   {
 938     Request("No tape that can be saved!", REQ_CONFIRM);
 939
 940     return;
 941   }
 942
 943   if (SaveTapeChecked(tape.level_nr))
 944     SaveEngineSnapshotSingle();
 945 }
 946
 947 void TapeQuickLoad()
 948 {
 949   char *filename = getTapeFilename(level_nr);
 950
 951   if (!fileExists(filename))
 952   {
 953     Request("No tape for this level!", REQ_CONFIRM);
 954
 955     return;
 956   }
 957
 958   if (tape.recording && !Request("Stop recording and load tape?",
 959                                  REQ_ASK | REQ_STAY_CLOSED))
 960   {
 961     OpenDoor(DOOR_OPEN_1 | DOOR_COPY_BACK);
 962
 963     return;
 964   }
 965
 966   if (game_status != GAME_MODE_PLAYING && game_status != GAME_MODE_MAIN)
 967     return;
 968
 969   if (CheckEngineSnapshotSingle())
 970   {
 971     TapeStartGamePlaying();
 972
 973     LoadEngineSnapshotSingle();
 974
 975     DrawCompleteVideoDisplay();
 976
 977     tape.playing = TRUE;
 978     tape.pausing = TRUE;
 979
 980     TapeStopWarpForward();
 981     TapeAppendRecording();
 982
 983     // restart step/move snapshots after quick loading tape
 984     SaveEngineSnapshotToListInitial();
 985
 986     if (FrameCounter > 0)
 987       return;
 988   }
 989
 990   TapeStop();
 991   TapeErase();
 992
 993   LoadTape(level_nr);
 994
 995   if (!TAPE_IS_EMPTY(tape))
 996   {
 997     TapeStartGamePlaying();
 998     TapeStartWarpForward();
 999
1000     tape.quick_resume = TRUE;
1001   }
1002   else  /* this should not happen (basically checked above) */
1003   {
1004     int reopen_door = (game_status == GAME_MODE_PLAYING ? REQ_REOPEN : 0);
1005
1006     Request("No tape for this level!", REQ_CONFIRM | reopen_door);
1007   }
1008 }
1009
1010 void InsertSolutionTape()
1011 {
1012   if (!TAPE_IS_EMPTY(tape))
1013     return;
1014
1015   LoadSolutionTape(level_nr);
1016
1017   if (TAPE_IS_EMPTY(tape))
1018     Request("No solution tape for this level!", REQ_CONFIRM);
1019
1020   DrawCompleteVideoDisplay();
1021 }
1022
1023
1024 /* ------------------------------------------------------------------------- *
1025  * tape autoplay functions
1026  * ------------------------------------------------------------------------- */
1027
1028 void AutoPlayTape()
1029 {
1030   static LevelDirTree *autoplay_leveldir = NULL;
1031   static boolean autoplay_initialized = FALSE;
1032   static int autoplay_level_nr = -1;
1033   static int num_levels_played = 0;
1034   static int num_levels_solved = 0;
1035   static int num_tape_missing = 0;
1036   static boolean level_failed[MAX_TAPES_PER_SET];
1037   int i;
1038
1039   if (autoplay_initialized)
1040   {
1041     /* just finished auto-playing tape */
1042     printf("%s.\n", tape.auto_play_level_solved ? "solved" : "NOT SOLVED");
1043
1044     num_levels_played++;
1045
1046     if (tape.auto_play_level_solved)
1047       num_levels_solved++;
1048     else if (level_nr >= 0 && level_nr < MAX_TAPES_PER_SET)
1049       level_failed[level_nr] = TRUE;
1050   }
1051   else
1052   {
1053     DrawCompleteVideoDisplay();
1054
1055     audio.sound_enabled = FALSE;
1056     setup.engine_snapshot_mode = getStringCopy(STR_SNAPSHOT_MODE_OFF);
1057
1058     autoplay_leveldir = getTreeInfoFromIdentifier(leveldir_first,
1059                                                   global.autoplay_leveldir);
1060
1061     if (autoplay_leveldir == NULL)
1062       Error(ERR_EXIT, "no such level identifier: '%s'",
1063             global.autoplay_leveldir);
1064
1065     leveldir_current = autoplay_leveldir;
1066
1067     if (autoplay_leveldir->first_level < 0)
1068       autoplay_leveldir->first_level = 0;
1069     if (autoplay_leveldir->last_level >= MAX_TAPES_PER_SET)
1070       autoplay_leveldir->last_level = MAX_TAPES_PER_SET - 1;
1071
1072     autoplay_level_nr = autoplay_leveldir->first_level;
1073
1074     printf_line("=", 79);
1075     printf("Automatically playing level tapes\n");
1076     printf_line("-", 79);
1077     printf("Level series identifier: '%s'\n", autoplay_leveldir->identifier);
1078     printf("Level series name:       '%s'\n", autoplay_leveldir->name);
1079     printf("Level series author:     '%s'\n", autoplay_leveldir->author);
1080     printf("Number of levels:        %d\n",   autoplay_leveldir->levels);
1081     printf_line("=", 79);
1082     printf("\n");
1083
1084     for (i = 0; i < MAX_TAPES_PER_SET; i++)
1085       level_failed[i] = FALSE;
1086
1087     autoplay_initialized = TRUE;
1088   }
1089
1090   while (autoplay_level_nr <= autoplay_leveldir->last_level)
1091   {
1092     level_nr = autoplay_level_nr++;
1093
1094     if (!global.autoplay_all && !global.autoplay_level[level_nr])
1095       continue;
1096
1097     TapeErase();
1098
1099     printf("Level %03d: ", level_nr);
1100
1101     LoadLevel(level_nr);
1102     if (level.no_valid_file)
1103     {
1104       printf("(no level)\n");
1105       continue;
1106     }
1107
1108 #if 0
1109     /* ACTIVATE THIS FOR LOADING/TESTING OF LEVELS ONLY */
1110     printf("(only testing level)\n");
1111     continue;
1112 #endif
1113
1114     LoadSolutionTape(level_nr);
1115
1116     if (tape.no_valid_file)
1117     {
1118       num_tape_missing++;
1119
1120       printf("(no tape)\n");
1121
1122       continue;
1123     }
1124
1125     printf("playing tape ... ");
1126
1127     TapeStartGamePlaying();
1128
1129     if (global.autoplay_mode == AUTOPLAY_FFWD)
1130       tape.fast_forward = TRUE;
1131
1132     if (global.autoplay_mode != AUTOPLAY_PLAY)
1133       TapeStartWarpForward();
1134
1135     return;
1136   }
1137
1138   printf("\n");
1139   printf_line("=", 79);
1140   printf("Number of levels played: %d\n", num_levels_played);
1141   printf("Number of levels solved: %d (%d%%)\n", num_levels_solved,
1142          (num_levels_played ? num_levels_solved * 100 / num_levels_played :0));
1143   printf_line("-", 79);
1144   printf("Summary (for automatic parsing by scripts):\n");
1145   printf("LEVELDIR '%s', SOLVED %d/%d (%d%%)",
1146          autoplay_leveldir->identifier, num_levels_solved, num_levels_played,
1147          (num_levels_played ? num_levels_solved * 100 / num_levels_played :0));
1148
1149   if (num_levels_played != num_levels_solved)
1150   {
1151     printf(", FAILED:");
1152     for (i = 0; i < MAX_TAPES_PER_SET; i++)
1153       if (level_failed[i])
1154         printf(" %03d", i);
1155   }
1156
1157   printf("\n");
1158   printf_line("=", 79);
1159
1160   CloseAllAndExit(0);
1161 }
1162
1163
1164 /* ---------- new tape button stuff ---------------------------------------- */
1165
1166 static struct
1167 {
1168   int graphic;
1169   struct XY *pos;
1170   int gadget_id;
1171   char *infotext;
1172 } tapebutton_info[NUM_TAPE_BUTTONS] =
1173 {
1174   {
1175     IMG_GFX_TAPE_BUTTON_EJECT,          &tape.button.eject,
1176     TAPE_CTRL_ID_EJECT,                 "eject tape"
1177   },
1178   {
1179     /* (same position as "eject" button) */
1180     IMG_GFX_TAPE_BUTTON_EXTRA,          &tape.button.eject,
1181     TAPE_CTRL_ID_EXTRA,                 "extra functions"
1182   },
1183   {
1184     IMG_GFX_TAPE_BUTTON_STOP,           &tape.button.stop,
1185     TAPE_CTRL_ID_STOP,                  "stop tape"
1186   },
1187   {
1188     IMG_GFX_TAPE_BUTTON_PAUSE,          &tape.button.pause,
1189     TAPE_CTRL_ID_PAUSE,                 "pause tape"
1190   },
1191   {
1192     IMG_GFX_TAPE_BUTTON_RECORD,         &tape.button.record,
1193     TAPE_CTRL_ID_RECORD,                "record tape"
1194   },
1195   {
1196     IMG_GFX_TAPE_BUTTON_PLAY,           &tape.button.play,
1197     TAPE_CTRL_ID_PLAY,                  "play tape"
1198   }
1199 };
1200
1201 void CreateTapeButtons()
1202 {
1203   int i;
1204
1205   for (i = 0; i < NUM_TAPE_BUTTONS; i++)
1206   {
1207     struct GraphicInfo *gfx = &graphic_info[tapebutton_info[i].graphic];
1208     struct XY *pos = tapebutton_info[i].pos;
1209     struct GadgetInfo *gi;
1210     int gd_x = gfx->src_x;
1211     int gd_y = gfx->src_y;
1212     int gd_xp = gfx->src_x + gfx->pressed_xoffset;
1213     int gd_yp = gfx->src_y + gfx->pressed_yoffset;
1214     int id = i;
1215
1216     gi = CreateGadget(GDI_CUSTOM_ID, id,
1217                       GDI_INFO_TEXT, tapebutton_info[i].infotext,
1218                       GDI_X, VX + pos->x,
1219                       GDI_Y, VY + pos->y,
1220                       GDI_WIDTH, gfx->width,
1221                       GDI_HEIGHT, gfx->height,
1222                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
1223                       GDI_STATE, GD_BUTTON_UNPRESSED,
1224                       GDI_DESIGN_UNPRESSED, gfx->bitmap, gd_x, gd_y,
1225                       GDI_DESIGN_PRESSED, gfx->bitmap, gd_xp, gd_yp,
1226                       GDI_DIRECT_DRAW, FALSE,
1227                       GDI_EVENT_MASK, GD_EVENT_RELEASED,
1228                       GDI_CALLBACK_ACTION, HandleTapeButtons,
1229                       GDI_END);
1230
1231     if (gi == NULL)
1232       Error(ERR_EXIT, "cannot create gadget");
1233
1234     tape_gadget[id] = gi;
1235   }
1236 }
1237
1238 void FreeTapeButtons()
1239 {
1240   int i;
1241
1242   for (i = 0; i < NUM_TAPE_BUTTONS; i++)
1243     FreeGadget(tape_gadget[i]);
1244 }
1245
1246 void MapTapeEjectButton()
1247 {
1248   UnmapGadget(tape_gadget[TAPE_CTRL_ID_EXTRA]);
1249   MapGadget(tape_gadget[TAPE_CTRL_ID_EJECT]);
1250 }
1251
1252 void MapTapeWarpButton()
1253 {
1254   UnmapGadget(tape_gadget[TAPE_CTRL_ID_EJECT]);
1255   MapGadget(tape_gadget[TAPE_CTRL_ID_EXTRA]);
1256 }
1257
1258 void MapTapeButtons()
1259 {
1260   int i;
1261
1262   for (i = 0; i < NUM_TAPE_BUTTONS; i++)
1263     if (i != TAPE_CTRL_ID_EXTRA)
1264       MapGadget(tape_gadget[i]);
1265
1266   if (tape.recording || tape.playing)
1267     MapTapeWarpButton();
1268
1269   if (tape.show_game_buttons)
1270     MapGameButtons();
1271 }
1272
1273 void UnmapTapeButtons()
1274 {
1275   int i;
1276
1277   for (i = 0; i < NUM_TAPE_BUTTONS; i++)
1278     UnmapGadget(tape_gadget[i]);
1279
1280   if (tape.show_game_buttons)
1281     UnmapGameButtons();
1282 }
1283
1284 static void HandleTapeButtonsExt(int id)
1285 {
1286   if (game_status != GAME_MODE_MAIN && game_status != GAME_MODE_PLAYING)
1287     return;
1288
1289   switch (id)
1290   {
1291     case TAPE_CTRL_ID_EJECT:
1292       TapeStop();
1293
1294       if (TAPE_IS_EMPTY(tape))
1295       {
1296         LoadTape(level_nr);
1297
1298         if (TAPE_IS_EMPTY(tape))
1299           Request("No tape for this level!", REQ_CONFIRM);
1300       }
1301       else
1302       {
1303         if (tape.changed)
1304           SaveTapeChecked(tape.level_nr);
1305
1306         TapeErase();
1307       }
1308
1309       DrawCompleteVideoDisplay();
1310       break;
1311
1312     case TAPE_CTRL_ID_EXTRA:
1313       if (tape.playing)
1314       {
1315         tape.pause_before_end = !tape.pause_before_end;
1316
1317         DrawVideoDisplayCurrentState();
1318       }
1319       else if (tape.recording)
1320       {
1321         TapeSingleStep();
1322       }
1323
1324       break;
1325
1326     case TAPE_CTRL_ID_STOP:
1327       TapeStop();
1328
1329       break;
1330
1331     case TAPE_CTRL_ID_PAUSE:
1332       TapeTogglePause(TAPE_TOGGLE_MANUAL);
1333
1334       break;
1335
1336     case TAPE_CTRL_ID_RECORD:
1337       if (TAPE_IS_STOPPED(tape))
1338       {
1339         TapeStartGameRecording();
1340       }
1341       else if (tape.pausing)
1342       {
1343         if (tape.playing)                       /* PLAY -> PAUSE -> RECORD */
1344           TapeAppendRecording();
1345         else
1346           TapeTogglePause(TAPE_TOGGLE_MANUAL);
1347       }
1348
1349       break;
1350
1351     case TAPE_CTRL_ID_PLAY:
1352       if (tape.recording && tape.pausing)       /* PAUSE -> RECORD */
1353       {
1354         // ("TAPE_IS_EMPTY(tape)" is TRUE here -- probably fix this)
1355
1356         TapeTogglePause(TAPE_TOGGLE_MANUAL);
1357       }
1358
1359       if (TAPE_IS_EMPTY(tape))
1360         break;
1361
1362       if (TAPE_IS_STOPPED(tape))
1363       {
1364         TapeStartGamePlaying();
1365       }
1366       else if (tape.playing)
1367       {
1368         if (tape.pausing)                       /* PAUSE -> PLAY */
1369         {
1370           // continue playing in normal mode
1371           tape.fast_forward = FALSE;
1372           tape.warp_forward = FALSE;
1373           tape.deactivate_display = FALSE;
1374
1375           tape.pause_before_end = FALSE;
1376
1377           TapeTogglePause(TAPE_TOGGLE_MANUAL);
1378         }
1379         else if (!tape.fast_forward)            /* PLAY -> FFWD */
1380         {
1381           tape.fast_forward = TRUE;
1382         }
1383         else if (!tape.warp_forward)            /* FFWD -> WARP */
1384         {
1385           tape.warp_forward = TRUE;
1386         }
1387         else if (!tape.deactivate_display)      /* WARP -> WARP BLIND */
1388         {
1389           tape.deactivate_display = TRUE;
1390
1391           TapeDeactivateDisplayOn();
1392         }
1393         else                                    /* WARP BLIND -> PLAY */
1394         {
1395           tape.fast_forward = FALSE;
1396           tape.warp_forward = FALSE;
1397           tape.deactivate_display = FALSE;
1398
1399           TapeDeactivateDisplayOff(game_status == GAME_MODE_PLAYING);
1400         }
1401
1402         DrawVideoDisplayCurrentState();
1403       }
1404
1405       break;
1406
1407     default:
1408       break;
1409   }
1410 }
1411
1412 static void HandleTapeButtons(struct GadgetInfo *gi)
1413 {
1414   HandleTapeButtonsExt(gi->custom_id);
1415 }
1416
1417 void HandleTapeButtonKeys(Key key)
1418 {
1419   boolean eject_button_is_active = TAPE_IS_STOPPED(tape);
1420   boolean extra_button_is_active = !eject_button_is_active;
1421
1422   if (key == setup.shortcut.tape_eject && eject_button_is_active)
1423     HandleTapeButtonsExt(TAPE_CTRL_ID_EJECT);
1424   else if (key == setup.shortcut.tape_extra && extra_button_is_active)
1425     HandleTapeButtonsExt(TAPE_CTRL_ID_EXTRA);
1426   else if (key == setup.shortcut.tape_stop)
1427     HandleTapeButtonsExt(TAPE_CTRL_ID_STOP);
1428   else if (key == setup.shortcut.tape_pause)
1429     HandleTapeButtonsExt(TAPE_CTRL_ID_PAUSE);
1430   else if (key == setup.shortcut.tape_record)
1431     HandleTapeButtonsExt(TAPE_CTRL_ID_RECORD);
1432   else if (key == setup.shortcut.tape_play)
1433     HandleTapeButtonsExt(TAPE_CTRL_ID_PLAY);
1434 }