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 DrawVideoDisplayPlayState()
 360 {
 361   int state = 0;
 362
 363   DrawVideoDisplay(VIDEO_STATE_OFF, 0);
 364
 365   state |= VIDEO_STATE_PLAY_ON;
 366
 367   if (tape.pausing)
 368   {
 369     state |= VIDEO_STATE_PAUSE_ON;
 370   }
 371   else
 372   {
 373     if (tape.deactivate_display)
 374       state |= VIDEO_STATE_WARP2_ON;
 375     else if (tape.warp_forward)
 376       state |= VIDEO_STATE_WARP_ON;
 377     else if (tape.fast_forward)
 378       state |= VIDEO_STATE_FFWD_ON;
 379
 380     if (tape.pause_before_end)
 381       state |= VIDEO_STATE_PBEND_ON;
 382   }
 383
 384   // draw labels and symbols separately to prevent labels overlapping symbols
 385   DrawVideoDisplayLabel(state);
 386   DrawVideoDisplaySymbol(state);
 387 }
 388
 389 void DrawCompleteVideoDisplay()
 390 {
 391   struct GraphicInfo *g_tape = &graphic_info[IMG_BACKGROUND_TAPE];
 392
 393   /* draw tape background */
 394   BlitBitmap(g_tape->bitmap, drawto, g_tape->src_x, g_tape->src_y,
 395              gfx.vxsize, gfx.vysize, gfx.vx, gfx.vy);
 396
 397   /* draw tape buttons (forced) */
 398   UnmapTapeButtons();
 399   MapTapeButtons();
 400
 401   DrawVideoDisplay(VIDEO_ALL_OFF, 0);
 402
 403   if (tape.recording)
 404   {
 405     DrawVideoDisplay(VIDEO_STATE_REC_ON, 0);
 406     DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 407     DrawVideoDisplay(VIDEO_STATE_TIME_ON, tape.length_seconds);
 408     DrawVideoDisplay(VIDEO_STATE_FRAME_ON, tape.length_frames);
 409
 410     if (tape.pausing)
 411       DrawVideoDisplay(VIDEO_STATE_PAUSE_ON, 0);
 412   }
 413   else if (tape.playing)
 414   {
 415     DrawVideoDisplay(VIDEO_STATE_PLAY_ON, 0);
 416     DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 417     DrawVideoDisplay(VIDEO_STATE_TIME_ON, 0);
 418     DrawVideoDisplay(VIDEO_STATE_FRAME_ON, 0);
 419
 420     if (tape.pausing)
 421       DrawVideoDisplay(VIDEO_STATE_PAUSE_ON, 0);
 422   }
 423   else if (tape.date && tape.length)
 424   {
 425     DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 426     DrawVideoDisplay(VIDEO_STATE_TIME_ON, tape.length_seconds);
 427     DrawVideoDisplay(VIDEO_STATE_FRAME_ON, tape.length_frames);
 428   }
 429
 430   BlitBitmap(drawto, bitmap_db_door_2, gfx.vx, gfx.vy, gfx.vxsize, gfx.vysize,
 431              0, 0);
 432 }
 433
 434 void TapeDeactivateDisplayOn()
 435 {
 436   SetDrawDeactivationMask(REDRAW_FIELD);
 437   audio.sound_deactivated = TRUE;
 438 }
 439
 440 void TapeDeactivateDisplayOff(boolean redraw_display)
 441 {
 442   SetDrawDeactivationMask(REDRAW_NONE);
 443   audio.sound_deactivated = FALSE;
 444
 445   if (redraw_display)
 446   {
 447     RedrawPlayfield();
 448     DrawGameDoorValues();
 449   }
 450 }
 451
 452
 453 /* ========================================================================= */
 454 /* tape control functions                                                    */
 455 /* ========================================================================= */
 456
 457 void TapeSetDateFromEpochSeconds(time_t epoch_seconds)
 458 {
 459   struct tm *lt = localtime(&epoch_seconds);
 460
 461   tape.date = 10000 * (lt->tm_year % 100) + 100 * lt->tm_mon + lt->tm_mday;
 462 }
 463
 464 void TapeSetDateFromNow()
 465 {
 466   TapeSetDateFromEpochSeconds(time(NULL));
 467 }
 468
 469 void TapeErase()
 470 {
 471   int i;
 472
 473   tape.counter = 0;
 474   tape.length = 0;
 475   tape.length_frames = 0;
 476   tape.length_seconds = 0;
 477
 478   if (leveldir_current)
 479     setString(&tape.level_identifier, leveldir_current->identifier);
 480
 481   tape.level_nr = level_nr;
 482   tape.pos[tape.counter].delay = 0;
 483   tape.changed = TRUE;
 484
 485   tape.random_seed = InitRND(level.random_seed);
 486
 487   tape.file_version = FILE_VERSION_ACTUAL;
 488   tape.game_version = GAME_VERSION_ACTUAL;
 489   tape.engine_version = level.game_version;
 490
 491   TapeSetDateFromNow();
 492
 493   for (i = 0; i < MAX_PLAYERS; i++)
 494     tape.player_participates[i] = FALSE;
 495
 496   tape.centered_player_nr_next = -1;
 497   tape.set_centered_player = FALSE;
 498 }
 499
 500 static void TapeRewind()
 501 {
 502   tape.counter = 0;
 503   tape.delay_played = 0;
 504   tape.pause_before_end = FALSE;
 505   tape.recording = FALSE;
 506   tape.playing = FALSE;
 507   tape.fast_forward = FALSE;
 508   tape.warp_forward = FALSE;
 509   tape.deactivate_display = FALSE;
 510   tape.auto_play = (global.autoplay_leveldir != NULL);
 511   tape.auto_play_level_solved = FALSE;
 512   tape.quick_resume = FALSE;
 513   tape.single_step = FALSE;
 514
 515   tape.centered_player_nr_next = -1;
 516   tape.set_centered_player = FALSE;
 517
 518   InitRND(tape.random_seed);
 519 }
 520
 521 static void TapeSetRandomSeed(int random_seed)
 522 {
 523   tape.random_seed = InitRND(random_seed);
 524 }
 525
 526 void TapeStartRecording(int random_seed)
 527 {
 528   if (!TAPE_IS_STOPPED(tape))
 529     TapeStop();
 530
 531   TapeErase();
 532   TapeRewind();
 533   TapeSetRandomSeed(random_seed);
 534
 535   tape.recording = TRUE;
 536
 537   DrawVideoDisplay(VIDEO_STATE_REC_ON, 0);
 538   DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 539   DrawVideoDisplay(VIDEO_STATE_TIME_ON, 0);
 540   DrawVideoDisplay(VIDEO_STATE_FRAME_ON, 0);
 541
 542   MapTapeWarpButton();
 543
 544   SetDrawDeactivationMask(REDRAW_NONE);
 545   audio.sound_deactivated = FALSE;
 546 }
 547
 548 static void TapeStartGameRecording()
 549 {
 550   TapeStartRecording(level.random_seed);
 551
 552 #if defined(NETWORK_AVALIABLE)
 553   if (options.network)
 554   {
 555     SendToServer_StartPlaying();
 556
 557     return;
 558   }
 559 #endif
 560
 561   InitGame();
 562 }
 563
 564 static void TapeAppendRecording()
 565 {
 566   if (!tape.playing || !tape.pausing)
 567     return;
 568
 569   // stop playing
 570   tape.playing = FALSE;
 571   tape.fast_forward = FALSE;
 572   tape.warp_forward = FALSE;
 573   tape.pause_before_end = FALSE;
 574   tape.deactivate_display = FALSE;
 575
 576   // start recording
 577   tape.recording = TRUE;
 578   tape.changed = TRUE;
 579
 580   // set current delay (for last played move)
 581   tape.pos[tape.counter].delay = tape.delay_played;
 582
 583   // set current date
 584   TapeSetDateFromNow();
 585
 586   DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 587   DrawVideoDisplay(VIDEO_STATE_PLAY_OFF | VIDEO_STATE_REC_ON, 0);
 588
 589   UpdateAndDisplayGameControlValues();
 590 }
 591
 592 void TapeHaltRecording()
 593 {
 594   if (!tape.recording)
 595     return;
 596
 597   tape.counter++;
 598   tape.pos[tape.counter].delay = 0;
 599
 600   tape.length = tape.counter;
 601   tape.length_frames = GetTapeLengthFrames();
 602   tape.length_seconds = GetTapeLengthSeconds();
 603 }
 604
 605 void TapeStopRecording()
 606 {
 607   TapeHaltRecording();
 608
 609   tape.recording = FALSE;
 610   tape.pausing = FALSE;
 611
 612   DrawVideoDisplay(VIDEO_STATE_REC_OFF, 0);
 613   MapTapeEjectButton();
 614 }
 615
 616 void TapeRecordAction(byte action_raw[MAX_PLAYERS])
 617 {
 618   byte action[MAX_PLAYERS];
 619   int i;
 620
 621   if (!tape.recording)          /* (record action even when tape is paused) */
 622     return;
 623
 624   if (tape.counter >= MAX_TAPE_LEN - 1)
 625   {
 626     TapeStopRecording();
 627     return;
 628   }
 629
 630   for (i = 0; i < MAX_PLAYERS; i++)
 631     action[i] = action_raw[i];
 632
 633   if (tape.set_centered_player)
 634   {
 635     for (i = 0; i < MAX_PLAYERS; i++)
 636       if (tape.centered_player_nr_next == i ||
 637           tape.centered_player_nr_next == -1)
 638         action[i] |= KEY_SET_FOCUS;
 639
 640     tape.set_centered_player = FALSE;
 641   }
 642
 643   if (tape.pos[tape.counter].delay > 0)         /* already stored action */
 644   {
 645     boolean changed_events = FALSE;
 646
 647     for (i = 0; i < MAX_PLAYERS; i++)
 648       if (tape.pos[tape.counter].action[i] != action[i])
 649         changed_events = TRUE;
 650
 651     if (changed_events || tape.pos[tape.counter].delay >= 255)
 652     {
 653       tape.counter++;
 654       tape.pos[tape.counter].delay = 0;
 655     }
 656     else
 657       tape.pos[tape.counter].delay++;
 658   }
 659
 660   if (tape.pos[tape.counter].delay == 0)        /* store new action */
 661   {
 662     for (i = 0; i < MAX_PLAYERS; i++)
 663       tape.pos[tape.counter].action[i] = action[i];
 664
 665     tape.pos[tape.counter].delay++;
 666   }
 667 }
 668
 669 void TapeTogglePause(boolean toggle_manual)
 670 {
 671   tape.pausing = !tape.pausing;
 672
 673   if (tape.single_step && toggle_manual)
 674     tape.single_step = FALSE;
 675
 676   DrawVideoDisplayPlayState();
 677
 678   if (tape.warp_forward)
 679   {
 680     if (tape.pausing)
 681     {
 682       TapeDeactivateDisplayOff(game_status == GAME_MODE_PLAYING);
 683     }
 684     else if (tape.deactivate_display)
 685     {
 686       TapeDeactivateDisplayOn();
 687
 688       DrawVideoDisplaySymbol(VIDEO_STATE_WARP_ON);
 689     }
 690     else
 691     {
 692       DrawVideoDisplaySymbol(VIDEO_STATE_WARP2_ON);
 693     }
 694
 695     if (tape.quick_resume)
 696     {
 697       tape.quick_resume = FALSE;
 698
 699       TapeStopWarpForward();
 700       TapeAppendRecording();
 701
 702       if (!CheckEngineSnapshotSingle())
 703         SaveEngineSnapshotSingle();
 704
 705       // restart step/move snapshots after quick loading tape
 706       SaveEngineSnapshotToListInitial();
 707     }
 708   }
 709
 710   if (setup.show_snapshot_buttons &&
 711       game_status == GAME_MODE_PLAYING &&
 712       CheckEngineSnapshotList())
 713   {
 714     if (tape.pausing)
 715       MapUndoRedoButtons();
 716     else if (!tape.single_step)
 717       UnmapUndoRedoButtons();
 718   }
 719 }
 720
 721 void TapeStartPlaying()
 722 {
 723   if (TAPE_IS_EMPTY(tape))
 724     return;
 725
 726   if (!TAPE_IS_STOPPED(tape))
 727     TapeStop();
 728
 729   TapeRewind();
 730
 731   tape.playing = TRUE;
 732
 733   DrawVideoDisplay(VIDEO_STATE_PLAY_ON, 0);
 734   DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 735   DrawVideoDisplay(VIDEO_STATE_TIME_ON, 0);
 736   DrawVideoDisplay(VIDEO_STATE_FRAME_ON, 0);
 737
 738   MapTapeWarpButton();
 739
 740   SetDrawDeactivationMask(REDRAW_NONE);
 741   audio.sound_deactivated = FALSE;
 742 }
 743
 744 static void TapeStartGamePlaying()
 745 {
 746   TapeStartPlaying();
 747
 748   InitGame();
 749 }
 750
 751 void TapeStopPlaying()
 752 {
 753   tape.playing = FALSE;
 754   tape.pausing = FALSE;
 755
 756   if (tape.warp_forward)
 757     TapeStopWarpForward();
 758
 759   DrawVideoDisplay(VIDEO_STATE_PLAY_OFF, 0);
 760   MapTapeEjectButton();
 761 }
 762
 763 byte *TapePlayAction()
 764 {
 765   int update_delay = FRAMES_PER_SECOND / 2;
 766   boolean update_video_display = (FrameCounter % update_delay == 0);
 767   boolean update_draw_label_on = ((FrameCounter / update_delay) % 2 == 1);
 768   static byte action[MAX_PLAYERS];
 769   int i;
 770
 771   if (!tape.playing || tape.pausing)
 772     return NULL;
 773
 774   if (tape.pause_before_end)  // stop some seconds before end of tape
 775   {
 776     if (TapeTime > tape.length_seconds - TAPE_PAUSE_SECONDS_BEFORE_DEATH)
 777     {
 778       tape.fast_forward = FALSE;
 779       tape.pause_before_end = FALSE;
 780
 781       TapeStopWarpForward();
 782       TapeTogglePause(TAPE_TOGGLE_MANUAL);
 783
 784       return NULL;
 785     }
 786   }
 787
 788   if (tape.counter >= tape.length)      /* end of tape reached */
 789   {
 790     if (tape.warp_forward && !tape.auto_play)
 791       TapeTogglePause(TAPE_TOGGLE_MANUAL);
 792     else
 793       TapeStop();
 794
 795     return NULL;
 796   }
 797
 798   if (update_video_display && !tape.deactivate_display)
 799   {
 800     if (tape.pause_before_end)
 801       DrawVideoDisplayLabel(VIDEO_STATE_PBEND(update_draw_label_on));
 802     else if (tape.fast_forward)
 803       DrawVideoDisplayLabel(VIDEO_STATE_FFWD(update_draw_label_on));
 804
 805     if (tape.warp_forward)
 806       DrawVideoDisplaySymbol(VIDEO_STATE_WARP2_ON);
 807   }
 808
 809   for (i = 0; i < MAX_PLAYERS; i++)
 810     action[i] = tape.pos[tape.counter].action[i];
 811
 812 #if DEBUG_TAPE_WHEN_PLAYING
 813   printf("%05d", FrameCounter);
 814   for (i = 0; i < MAX_PLAYERS; i++)
 815     printf("   %08x", action[i]);
 816   printf("\n");
 817 #endif
 818
 819   tape.set_centered_player = FALSE;
 820   tape.centered_player_nr_next = -999;
 821
 822   for (i = 0; i < MAX_PLAYERS; i++)
 823   {
 824     if (action[i] & KEY_SET_FOCUS)
 825     {
 826       tape.set_centered_player = TRUE;
 827       tape.centered_player_nr_next =
 828         (tape.centered_player_nr_next == -999 ? i : -1);
 829     }
 830
 831     action[i] &= ~KEY_SET_FOCUS;
 832   }
 833
 834   tape.delay_played++;
 835   if (tape.delay_played >= tape.pos[tape.counter].delay)
 836   {
 837     tape.counter++;
 838     tape.delay_played = 0;
 839   }
 840
 841   return action;
 842 }
 843
 844 void TapeStop()
 845 {
 846   TapeStopRecording();
 847   TapeStopPlaying();
 848
 849   DrawVideoDisplay(VIDEO_STATE_OFF, 0);
 850
 851   if (tape.date && tape.length)
 852   {
 853     DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 854     DrawVideoDisplay(VIDEO_STATE_TIME_ON, tape.length_seconds);
 855     DrawVideoDisplay(VIDEO_STATE_FRAME_ON, tape.length_frames);
 856   }
 857 }
 858
 859 unsigned int GetTapeLengthFrames()
 860 {
 861   unsigned int tape_length_frames = 0;
 862   int i;
 863
 864   if (TAPE_IS_EMPTY(tape))
 865     return(0);
 866
 867   for (i = 0; i < tape.length; i++)
 868     tape_length_frames += tape.pos[i].delay;
 869
 870   return tape_length_frames;
 871 }
 872
 873 unsigned int GetTapeLengthSeconds()
 874 {
 875   return (GetTapeLengthFrames() * GAME_FRAME_DELAY / 1000);
 876 }
 877
 878 static void TapeStartWarpForward()
 879 {
 880   tape.warp_forward = TRUE;
 881
 882   if (!tape.fast_forward && !tape.pause_before_end)
 883   {
 884     tape.pausing = FALSE;
 885     tape.pause_before_end = TRUE;
 886     tape.deactivate_display = TRUE;
 887
 888     TapeDeactivateDisplayOn();
 889
 890     DrawVideoDisplay(VIDEO_STATE_PBEND_ON, 0);
 891     DrawVideoDisplaySymbol(VIDEO_STATE_WARP_ON);
 892   }
 893   else
 894   {
 895     DrawVideoDisplaySymbol(VIDEO_STATE_WARP2_ON);
 896   }
 897 }
 898
 899 static void TapeStopWarpForward()
 900 {
 901   int state = VIDEO_STATE_PAUSE(tape.pausing);
 902
 903   if (tape.deactivate_display)
 904     tape.pause_before_end = FALSE;
 905
 906   tape.warp_forward = FALSE;
 907   tape.deactivate_display = FALSE;
 908
 909   TapeDeactivateDisplayOff(game_status == GAME_MODE_PLAYING);
 910
 911   state |= VIDEO_STATE_WARP_OFF;
 912   state |= (tape.pause_before_end ? VIDEO_STATE_PBEND_ON :
 913             tape.fast_forward     ? VIDEO_STATE_FFWD_ON :
 914             VIDEO_STATE_PLAY_ON);
 915
 916   DrawVideoDisplay(state, 0);
 917 }
 918
 919 static void TapeSingleStep()
 920 {
 921   if (options.network)
 922     return;
 923
 924   if (!tape.pausing)
 925     TapeTogglePause(TAPE_TOGGLE_MANUAL);
 926
 927   tape.single_step = !tape.single_step;
 928
 929   DrawVideoDisplay(VIDEO_STATE_1STEP(tape.single_step), 0);
 930 }
 931
 932 void TapeQuickSave()
 933 {
 934   if (game_status == GAME_MODE_MAIN)
 935   {
 936     Request("No game that can be saved!", REQ_CONFIRM);
 937
 938     return;
 939   }
 940
 941   if (game_status != GAME_MODE_PLAYING)
 942     return;
 943
 944   if (tape.recording)
 945     TapeHaltRecording();        /* prepare tape for saving on-the-fly */
 946
 947   if (TAPE_IS_EMPTY(tape))
 948   {
 949     Request("No tape that can be saved!", REQ_CONFIRM);
 950
 951     return;
 952   }
 953
 954   if (SaveTapeChecked(tape.level_nr))
 955     SaveEngineSnapshotSingle();
 956 }
 957
 958 void TapeQuickLoad()
 959 {
 960   char *filename = getTapeFilename(level_nr);
 961
 962   if (!fileExists(filename))
 963   {
 964     Request("No tape for this level!", REQ_CONFIRM);
 965
 966     return;
 967   }
 968
 969   if (tape.recording && !Request("Stop recording and load tape?",
 970                                  REQ_ASK | REQ_STAY_CLOSED))
 971   {
 972     OpenDoor(DOOR_OPEN_1 | DOOR_COPY_BACK);
 973
 974     return;
 975   }
 976
 977   if (game_status != GAME_MODE_PLAYING && game_status != GAME_MODE_MAIN)
 978     return;
 979
 980   if (CheckEngineSnapshotSingle())
 981   {
 982     TapeStartGamePlaying();
 983
 984     LoadEngineSnapshotSingle();
 985
 986     DrawCompleteVideoDisplay();
 987
 988     tape.playing = TRUE;
 989     tape.pausing = TRUE;
 990
 991     TapeStopWarpForward();
 992     TapeAppendRecording();
 993
 994     // restart step/move snapshots after quick loading tape
 995     SaveEngineSnapshotToListInitial();
 996
 997     if (FrameCounter > 0)
 998       return;
 999   }
1000
1001   TapeStop();
1002   TapeErase();
1003
1004   LoadTape(level_nr);
1005
1006   if (!TAPE_IS_EMPTY(tape))
1007   {
1008     TapeStartGamePlaying();
1009     TapeStartWarpForward();
1010
1011     tape.quick_resume = TRUE;
1012   }
1013   else  /* this should not happen (basically checked above) */
1014   {
1015     int reopen_door = (game_status == GAME_MODE_PLAYING ? REQ_REOPEN : 0);
1016
1017     Request("No tape for this level!", REQ_CONFIRM | reopen_door);
1018   }
1019 }
1020
1021 void InsertSolutionTape()
1022 {
1023   if (!TAPE_IS_EMPTY(tape))
1024     return;
1025
1026   LoadSolutionTape(level_nr);
1027
1028   if (TAPE_IS_EMPTY(tape))
1029     Request("No solution tape for this level!", REQ_CONFIRM);
1030
1031   DrawCompleteVideoDisplay();
1032 }
1033
1034
1035 /* ------------------------------------------------------------------------- *
1036  * tape autoplay functions
1037  * ------------------------------------------------------------------------- */
1038
1039 void AutoPlayTape()
1040 {
1041   static LevelDirTree *autoplay_leveldir = NULL;
1042   static boolean autoplay_initialized = FALSE;
1043   static int autoplay_level_nr = -1;
1044   static int num_levels_played = 0;
1045   static int num_levels_solved = 0;
1046   static int num_tape_missing = 0;
1047   static boolean level_failed[MAX_TAPES_PER_SET];
1048   int i;
1049
1050   if (autoplay_initialized)
1051   {
1052     /* just finished auto-playing tape */
1053     printf("%s.\n", tape.auto_play_level_solved ? "solved" : "NOT SOLVED");
1054
1055     num_levels_played++;
1056
1057     if (tape.auto_play_level_solved)
1058       num_levels_solved++;
1059     else if (level_nr >= 0 && level_nr < MAX_TAPES_PER_SET)
1060       level_failed[level_nr] = TRUE;
1061   }
1062   else
1063   {
1064     DrawCompleteVideoDisplay();
1065
1066     audio.sound_enabled = FALSE;
1067     setup.engine_snapshot_mode = getStringCopy(STR_SNAPSHOT_MODE_OFF);
1068
1069     autoplay_leveldir = getTreeInfoFromIdentifier(leveldir_first,
1070                                                   global.autoplay_leveldir);
1071
1072     if (autoplay_leveldir == NULL)
1073       Error(ERR_EXIT, "no such level identifier: '%s'",
1074             global.autoplay_leveldir);
1075
1076     leveldir_current = autoplay_leveldir;
1077
1078     if (autoplay_leveldir->first_level < 0)
1079       autoplay_leveldir->first_level = 0;
1080     if (autoplay_leveldir->last_level >= MAX_TAPES_PER_SET)
1081       autoplay_leveldir->last_level = MAX_TAPES_PER_SET - 1;
1082
1083     autoplay_level_nr = autoplay_leveldir->first_level;
1084
1085     printf_line("=", 79);
1086     printf("Automatically playing level tapes\n");
1087     printf_line("-", 79);
1088     printf("Level series identifier: '%s'\n", autoplay_leveldir->identifier);
1089     printf("Level series name:       '%s'\n", autoplay_leveldir->name);
1090     printf("Level series author:     '%s'\n", autoplay_leveldir->author);
1091     printf("Number of levels:        %d\n",   autoplay_leveldir->levels);
1092     printf_line("=", 79);
1093     printf("\n");
1094
1095     for (i = 0; i < MAX_TAPES_PER_SET; i++)
1096       level_failed[i] = FALSE;
1097
1098     autoplay_initialized = TRUE;
1099   }
1100
1101   while (autoplay_level_nr <= autoplay_leveldir->last_level)
1102   {
1103     level_nr = autoplay_level_nr++;
1104
1105     if (!global.autoplay_all && !global.autoplay_level[level_nr])
1106       continue;
1107
1108     TapeErase();
1109
1110     printf("Level %03d: ", level_nr);
1111
1112     LoadLevel(level_nr);
1113     if (level.no_valid_file)
1114     {
1115       printf("(no level)\n");
1116       continue;
1117     }
1118
1119 #if 0
1120     /* ACTIVATE THIS FOR LOADING/TESTING OF LEVELS ONLY */
1121     printf("(only testing level)\n");
1122     continue;
1123 #endif
1124
1125     LoadSolutionTape(level_nr);
1126
1127     if (tape.no_valid_file)
1128     {
1129       num_tape_missing++;
1130
1131       printf("(no tape)\n");
1132
1133       continue;
1134     }
1135
1136     printf("playing tape ... ");
1137
1138     TapeStartGamePlaying();
1139
1140     if (global.autoplay_mode == AUTOPLAY_FFWD)
1141       tape.fast_forward = TRUE;
1142
1143     if (global.autoplay_mode != AUTOPLAY_PLAY)
1144       TapeStartWarpForward();
1145
1146     return;
1147   }
1148
1149   printf("\n");
1150   printf_line("=", 79);
1151   printf("Number of levels played: %d\n", num_levels_played);
1152   printf("Number of levels solved: %d (%d%%)\n", num_levels_solved,
1153          (num_levels_played ? num_levels_solved * 100 / num_levels_played :0));
1154   printf_line("-", 79);
1155   printf("Summary (for automatic parsing by scripts):\n");
1156   printf("LEVELDIR '%s', SOLVED %d/%d (%d%%)",
1157          autoplay_leveldir->identifier, num_levels_solved, num_levels_played,
1158          (num_levels_played ? num_levels_solved * 100 / num_levels_played :0));
1159
1160   if (num_levels_played != num_levels_solved)
1161   {
1162     printf(", FAILED:");
1163     for (i = 0; i < MAX_TAPES_PER_SET; i++)
1164       if (level_failed[i])
1165         printf(" %03d", i);
1166   }
1167
1168   printf("\n");
1169   printf_line("=", 79);
1170
1171   CloseAllAndExit(0);
1172 }
1173
1174
1175 /* ---------- new tape button stuff ---------------------------------------- */
1176
1177 static struct
1178 {
1179   int graphic;
1180   struct XY *pos;
1181   int gadget_id;
1182   char *infotext;
1183 } tapebutton_info[NUM_TAPE_BUTTONS] =
1184 {
1185   {
1186     IMG_GFX_TAPE_BUTTON_EJECT,          &tape.button.eject,
1187     TAPE_CTRL_ID_EJECT,                 "eject tape"
1188   },
1189   {
1190     /* (same position as "eject" button) */
1191     IMG_GFX_TAPE_BUTTON_EXTRA,          &tape.button.eject,
1192     TAPE_CTRL_ID_EXTRA,                 "extra functions"
1193   },
1194   {
1195     IMG_GFX_TAPE_BUTTON_STOP,           &tape.button.stop,
1196     TAPE_CTRL_ID_STOP,                  "stop tape"
1197   },
1198   {
1199     IMG_GFX_TAPE_BUTTON_PAUSE,          &tape.button.pause,
1200     TAPE_CTRL_ID_PAUSE,                 "pause tape"
1201   },
1202   {
1203     IMG_GFX_TAPE_BUTTON_RECORD,         &tape.button.record,
1204     TAPE_CTRL_ID_RECORD,                "record tape"
1205   },
1206   {
1207     IMG_GFX_TAPE_BUTTON_PLAY,           &tape.button.play,
1208     TAPE_CTRL_ID_PLAY,                  "play tape"
1209   }
1210 };
1211
1212 void CreateTapeButtons()
1213 {
1214   int i;
1215
1216   for (i = 0; i < NUM_TAPE_BUTTONS; i++)
1217   {
1218     struct GraphicInfo *gfx = &graphic_info[tapebutton_info[i].graphic];
1219     struct XY *pos = tapebutton_info[i].pos;
1220     struct GadgetInfo *gi;
1221     int gd_x = gfx->src_x;
1222     int gd_y = gfx->src_y;
1223     int gd_xp = gfx->src_x + gfx->pressed_xoffset;
1224     int gd_yp = gfx->src_y + gfx->pressed_yoffset;
1225     int id = i;
1226
1227     gi = CreateGadget(GDI_CUSTOM_ID, id,
1228                       GDI_INFO_TEXT, tapebutton_info[i].infotext,
1229                       GDI_X, VX + pos->x,
1230                       GDI_Y, VY + pos->y,
1231                       GDI_WIDTH, gfx->width,
1232                       GDI_HEIGHT, gfx->height,
1233                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
1234                       GDI_STATE, GD_BUTTON_UNPRESSED,
1235                       GDI_DESIGN_UNPRESSED, gfx->bitmap, gd_x, gd_y,
1236                       GDI_DESIGN_PRESSED, gfx->bitmap, gd_xp, gd_yp,
1237                       GDI_DIRECT_DRAW, FALSE,
1238                       GDI_EVENT_MASK, GD_EVENT_RELEASED,
1239                       GDI_CALLBACK_ACTION, HandleTapeButtons,
1240                       GDI_END);
1241
1242     if (gi == NULL)
1243       Error(ERR_EXIT, "cannot create gadget");
1244
1245     tape_gadget[id] = gi;
1246   }
1247 }
1248
1249 void FreeTapeButtons()
1250 {
1251   int i;
1252
1253   for (i = 0; i < NUM_TAPE_BUTTONS; i++)
1254     FreeGadget(tape_gadget[i]);
1255 }
1256
1257 void MapTapeEjectButton()
1258 {
1259   UnmapGadget(tape_gadget[TAPE_CTRL_ID_EXTRA]);
1260   MapGadget(tape_gadget[TAPE_CTRL_ID_EJECT]);
1261 }
1262
1263 void MapTapeWarpButton()
1264 {
1265   UnmapGadget(tape_gadget[TAPE_CTRL_ID_EJECT]);
1266   MapGadget(tape_gadget[TAPE_CTRL_ID_EXTRA]);
1267 }
1268
1269 void MapTapeButtons()
1270 {
1271   int i;
1272
1273   for (i = 0; i < NUM_TAPE_BUTTONS; i++)
1274     if (i != TAPE_CTRL_ID_EXTRA)
1275       MapGadget(tape_gadget[i]);
1276
1277   if (tape.recording || tape.playing)
1278     MapTapeWarpButton();
1279
1280   if (tape.show_game_buttons)
1281     MapGameButtons();
1282 }
1283
1284 void UnmapTapeButtons()
1285 {
1286   int i;
1287
1288   for (i = 0; i < NUM_TAPE_BUTTONS; i++)
1289     UnmapGadget(tape_gadget[i]);
1290
1291   if (tape.show_game_buttons)
1292     UnmapGameButtons();
1293 }
1294
1295 static void HandleTapeButtonsExt(int id)
1296 {
1297   if (game_status != GAME_MODE_MAIN && game_status != GAME_MODE_PLAYING)
1298     return;
1299
1300   switch (id)
1301   {
1302     case TAPE_CTRL_ID_EJECT:
1303       TapeStop();
1304
1305       if (TAPE_IS_EMPTY(tape))
1306       {
1307         LoadTape(level_nr);
1308
1309         if (TAPE_IS_EMPTY(tape))
1310           Request("No tape for this level!", REQ_CONFIRM);
1311       }
1312       else
1313       {
1314         if (tape.changed)
1315           SaveTapeChecked(tape.level_nr);
1316
1317         TapeErase();
1318       }
1319
1320       DrawCompleteVideoDisplay();
1321       break;
1322
1323     case TAPE_CTRL_ID_EXTRA:
1324       if (tape.playing)
1325       {
1326         if (!tape.warp_forward)                 /* PLAY -> WARP FORWARD PLAY */
1327         {
1328           TapeStartWarpForward();
1329         }
1330         else if (tape.pausing)                  /* PAUSE -> WARP FORWARD PLAY */
1331         {
1332           TapeTogglePause(TAPE_TOGGLE_MANUAL);
1333         }
1334         else                                    /* WARP FORWARD PLAY -> PLAY */
1335         {
1336           TapeStopWarpForward();
1337         }
1338       }
1339       else if (tape.recording)
1340         TapeSingleStep();
1341
1342       break;
1343
1344     case TAPE_CTRL_ID_STOP:
1345       TapeStop();
1346       break;
1347
1348     case TAPE_CTRL_ID_PAUSE:
1349       TapeTogglePause(TAPE_TOGGLE_MANUAL);
1350       break;
1351
1352     case TAPE_CTRL_ID_RECORD:
1353       if (TAPE_IS_STOPPED(tape))
1354         TapeStartGameRecording();
1355       else if (tape.pausing)
1356       {
1357         if (tape.playing)                       /* PLAY -> PAUSE -> RECORD */
1358           TapeAppendRecording();
1359         else
1360           TapeTogglePause(TAPE_TOGGLE_MANUAL);
1361       }
1362       break;
1363
1364     case TAPE_CTRL_ID_PLAY:
1365       if (tape.recording && tape.pausing)       /* PAUSE -> RECORD */
1366       {
1367         // ("TAPE_IS_EMPTY(tape)" is TRUE here -- probably fix this)
1368
1369         TapeTogglePause(TAPE_TOGGLE_MANUAL);
1370       }
1371
1372       if (TAPE_IS_EMPTY(tape))
1373         break;
1374
1375       if (TAPE_IS_STOPPED(tape))
1376       {
1377         TapeStartGamePlaying();
1378       }
1379       else if (tape.playing)
1380       {
1381         if (tape.pausing)                       /* PAUSE -> PLAY */
1382         {
1383           // continue playing in normal mode
1384           tape.fast_forward = FALSE;
1385           tape.warp_forward = FALSE;
1386           tape.pause_before_end = FALSE;
1387           tape.deactivate_display = FALSE;
1388
1389           TapeTogglePause(TAPE_TOGGLE_MANUAL);
1390         }
1391         else if (tape.warp_forward &&
1392                  !tape.fast_forward)            /* WARP FORWARD PLAY -> PLAY */
1393         {
1394           TapeStopWarpForward();
1395         }
1396         else if (!tape.fast_forward)            /* PLAY -> FAST FORWARD PLAY */
1397         {
1398           tape.fast_forward = TRUE;
1399
1400           DrawVideoDisplay(VIDEO_STATE_FFWD_ON, 0);
1401         }
1402         else if (!tape.pause_before_end)        /* FFWD PLAY -> AUTO PAUSE */
1403         {
1404           tape.pause_before_end = TRUE;
1405
1406           DrawVideoDisplay(VIDEO_STATE_FFWD_OFF | VIDEO_STATE_PBEND_ON, 0);
1407
1408           if (tape.warp_forward)
1409             DrawVideoDisplaySymbol(VIDEO_STATE_WARP2_ON);
1410         }
1411         else                                    /* AUTO PAUSE -> NORMAL PLAY */
1412         {
1413           if (tape.warp_forward)
1414             TapeStopWarpForward();
1415
1416           tape.fast_forward = FALSE;
1417           tape.pause_before_end = FALSE;
1418
1419           DrawVideoDisplay(VIDEO_STATE_PBEND_OFF | VIDEO_STATE_PLAY_ON, 0);
1420         }
1421       }
1422       break;
1423
1424     default:
1425       break;
1426   }
1427 }
1428
1429 static void HandleTapeButtons(struct GadgetInfo *gi)
1430 {
1431   HandleTapeButtonsExt(gi->custom_id);
1432 }
1433
1434 void HandleTapeButtonKeys(Key key)
1435 {
1436   boolean eject_button_is_active = TAPE_IS_STOPPED(tape);
1437   boolean extra_button_is_active = !eject_button_is_active;
1438
1439   if (key == setup.shortcut.tape_eject && eject_button_is_active)
1440     HandleTapeButtonsExt(TAPE_CTRL_ID_EJECT);
1441   else if (key == setup.shortcut.tape_extra && extra_button_is_active)
1442     HandleTapeButtonsExt(TAPE_CTRL_ID_EXTRA);
1443   else if (key == setup.shortcut.tape_stop)
1444     HandleTapeButtonsExt(TAPE_CTRL_ID_STOP);
1445   else if (key == setup.shortcut.tape_pause)
1446     HandleTapeButtonsExt(TAPE_CTRL_ID_PAUSE);
1447   else if (key == setup.shortcut.tape_record)
1448     HandleTapeButtonsExt(TAPE_CTRL_ID_RECORD);
1449   else if (key == setup.shortcut.tape_play)
1450     HandleTapeButtonsExt(TAPE_CTRL_ID_PLAY);
1451 }