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.deactivate_display)
 679   {
 680     if (tape.pausing)
 681       TapeDeactivateDisplayOff(game_status == GAME_MODE_PLAYING);
 682     else
 683       TapeDeactivateDisplayOn();
 684   }
 685
 686   if (tape.quick_resume)
 687   {
 688     tape.quick_resume = FALSE;
 689
 690     TapeStopWarpForward();
 691     TapeAppendRecording();
 692
 693     if (!CheckEngineSnapshotSingle())
 694       SaveEngineSnapshotSingle();
 695
 696     // restart step/move snapshots after quick loading tape
 697     SaveEngineSnapshotToListInitial();
 698   }
 699
 700   if (setup.show_snapshot_buttons &&
 701       game_status == GAME_MODE_PLAYING &&
 702       CheckEngineSnapshotList())
 703   {
 704     if (tape.pausing)
 705       MapUndoRedoButtons();
 706     else if (!tape.single_step)
 707       UnmapUndoRedoButtons();
 708   }
 709 }
 710
 711 void TapeStartPlaying()
 712 {
 713   if (TAPE_IS_EMPTY(tape))
 714     return;
 715
 716   if (!TAPE_IS_STOPPED(tape))
 717     TapeStop();
 718
 719   TapeRewind();
 720
 721   tape.playing = TRUE;
 722
 723   DrawVideoDisplay(VIDEO_STATE_PLAY_ON, 0);
 724   DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 725   DrawVideoDisplay(VIDEO_STATE_TIME_ON, 0);
 726   DrawVideoDisplay(VIDEO_STATE_FRAME_ON, 0);
 727
 728   MapTapeWarpButton();
 729
 730   SetDrawDeactivationMask(REDRAW_NONE);
 731   audio.sound_deactivated = FALSE;
 732 }
 733
 734 static void TapeStartGamePlaying()
 735 {
 736   TapeStartPlaying();
 737
 738   InitGame();
 739 }
 740
 741 void TapeStopPlaying()
 742 {
 743   tape.playing = FALSE;
 744   tape.pausing = FALSE;
 745
 746   if (tape.warp_forward)
 747     TapeStopWarpForward();
 748
 749   DrawVideoDisplay(VIDEO_STATE_PLAY_OFF, 0);
 750   MapTapeEjectButton();
 751 }
 752
 753 byte *TapePlayAction()
 754 {
 755   int update_delay = FRAMES_PER_SECOND / 2;
 756   boolean update_video_display = (FrameCounter % update_delay == 0);
 757   boolean update_draw_label_on = ((FrameCounter / update_delay) % 2 == 1);
 758   static byte action[MAX_PLAYERS];
 759   int i;
 760
 761   if (!tape.playing || tape.pausing)
 762     return NULL;
 763
 764   if (tape.pause_before_end)  // stop some seconds before end of tape
 765   {
 766     if (TapeTime > tape.length_seconds - TAPE_PAUSE_SECONDS_BEFORE_DEATH)
 767     {
 768       tape.fast_forward = FALSE;
 769       tape.pause_before_end = FALSE;
 770
 771       TapeStopWarpForward();
 772       TapeTogglePause(TAPE_TOGGLE_MANUAL);
 773
 774       return NULL;
 775     }
 776   }
 777
 778   if (tape.counter >= tape.length)      /* end of tape reached */
 779   {
 780     if (tape.warp_forward && !tape.auto_play)
 781       TapeTogglePause(TAPE_TOGGLE_MANUAL);
 782     else
 783       TapeStop();
 784
 785     return NULL;
 786   }
 787
 788   if (update_video_display && !tape.deactivate_display)
 789   {
 790     int state = 0;
 791
 792     if (tape.warp_forward)
 793       state |= VIDEO_STATE_WARP(update_draw_label_on);
 794     else if (tape.fast_forward)
 795       state |= VIDEO_STATE_FFWD(update_draw_label_on);
 796
 797     if (tape.pause_before_end)
 798       state |= VIDEO_STATE_PBEND(update_draw_label_on);
 799
 800     // draw labels and symbols separately to prevent labels overlapping symbols
 801     DrawVideoDisplayLabel(state);
 802     DrawVideoDisplaySymbol(state);
 803   }
 804
 805   for (i = 0; i < MAX_PLAYERS; i++)
 806     action[i] = tape.pos[tape.counter].action[i];
 807
 808 #if DEBUG_TAPE_WHEN_PLAYING
 809   printf("%05d", FrameCounter);
 810   for (i = 0; i < MAX_PLAYERS; i++)
 811     printf("   %08x", action[i]);
 812   printf("\n");
 813 #endif
 814
 815   tape.set_centered_player = FALSE;
 816   tape.centered_player_nr_next = -999;
 817
 818   for (i = 0; i < MAX_PLAYERS; i++)
 819   {
 820     if (action[i] & KEY_SET_FOCUS)
 821     {
 822       tape.set_centered_player = TRUE;
 823       tape.centered_player_nr_next =
 824         (tape.centered_player_nr_next == -999 ? i : -1);
 825     }
 826
 827     action[i] &= ~KEY_SET_FOCUS;
 828   }
 829
 830   tape.delay_played++;
 831   if (tape.delay_played >= tape.pos[tape.counter].delay)
 832   {
 833     tape.counter++;
 834     tape.delay_played = 0;
 835   }
 836
 837   return action;
 838 }
 839
 840 void TapeStop()
 841 {
 842   TapeStopRecording();
 843   TapeStopPlaying();
 844
 845   DrawVideoDisplay(VIDEO_STATE_OFF, 0);
 846
 847   if (tape.date && tape.length)
 848   {
 849     DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 850     DrawVideoDisplay(VIDEO_STATE_TIME_ON, tape.length_seconds);
 851     DrawVideoDisplay(VIDEO_STATE_FRAME_ON, tape.length_frames);
 852   }
 853 }
 854
 855 unsigned int GetTapeLengthFrames()
 856 {
 857   unsigned int tape_length_frames = 0;
 858   int i;
 859
 860   if (TAPE_IS_EMPTY(tape))
 861     return(0);
 862
 863   for (i = 0; i < tape.length; i++)
 864     tape_length_frames += tape.pos[i].delay;
 865
 866   return tape_length_frames;
 867 }
 868
 869 unsigned int GetTapeLengthSeconds()
 870 {
 871   return (GetTapeLengthFrames() * GAME_FRAME_DELAY / 1000);
 872 }
 873
 874 static void TapeStartWarpForward()
 875 {
 876   tape.warp_forward = TRUE;
 877
 878   if (!tape.fast_forward && !tape.pause_before_end)
 879   {
 880     tape.pausing = FALSE;
 881     tape.pause_before_end = TRUE;
 882     tape.deactivate_display = TRUE;
 883
 884     TapeDeactivateDisplayOn();
 885   }
 886
 887   DrawVideoDisplayPlayState();
 888 }
 889
 890 static void TapeStopWarpForward()
 891 {
 892   if (tape.deactivate_display)
 893     tape.pause_before_end = FALSE;
 894
 895   tape.warp_forward = FALSE;
 896   tape.deactivate_display = FALSE;
 897
 898   TapeDeactivateDisplayOff(game_status == GAME_MODE_PLAYING);
 899
 900   DrawVideoDisplayPlayState();
 901 }
 902
 903 static void TapeSingleStep()
 904 {
 905   if (options.network)
 906     return;
 907
 908   if (!tape.pausing)
 909     TapeTogglePause(TAPE_TOGGLE_MANUAL);
 910
 911   tape.single_step = !tape.single_step;
 912
 913   DrawVideoDisplay(VIDEO_STATE_1STEP(tape.single_step), 0);
 914 }
 915
 916 void TapeQuickSave()
 917 {
 918   if (game_status == GAME_MODE_MAIN)
 919   {
 920     Request("No game that can be saved!", REQ_CONFIRM);
 921
 922     return;
 923   }
 924
 925   if (game_status != GAME_MODE_PLAYING)
 926     return;
 927
 928   if (tape.recording)
 929     TapeHaltRecording();        /* prepare tape for saving on-the-fly */
 930
 931   if (TAPE_IS_EMPTY(tape))
 932   {
 933     Request("No tape that can be saved!", REQ_CONFIRM);
 934
 935     return;
 936   }
 937
 938   if (SaveTapeChecked(tape.level_nr))
 939     SaveEngineSnapshotSingle();
 940 }
 941
 942 void TapeQuickLoad()
 943 {
 944   char *filename = getTapeFilename(level_nr);
 945
 946   if (!fileExists(filename))
 947   {
 948     Request("No tape for this level!", REQ_CONFIRM);
 949
 950     return;
 951   }
 952
 953   if (tape.recording && !Request("Stop recording and load tape?",
 954                                  REQ_ASK | REQ_STAY_CLOSED))
 955   {
 956     OpenDoor(DOOR_OPEN_1 | DOOR_COPY_BACK);
 957
 958     return;
 959   }
 960
 961   if (game_status != GAME_MODE_PLAYING && game_status != GAME_MODE_MAIN)
 962     return;
 963
 964   if (CheckEngineSnapshotSingle())
 965   {
 966     TapeStartGamePlaying();
 967
 968     LoadEngineSnapshotSingle();
 969
 970     DrawCompleteVideoDisplay();
 971
 972     tape.playing = TRUE;
 973     tape.pausing = TRUE;
 974
 975     TapeStopWarpForward();
 976     TapeAppendRecording();
 977
 978     // restart step/move snapshots after quick loading tape
 979     SaveEngineSnapshotToListInitial();
 980
 981     if (FrameCounter > 0)
 982       return;
 983   }
 984
 985   TapeStop();
 986   TapeErase();
 987
 988   LoadTape(level_nr);
 989
 990   if (!TAPE_IS_EMPTY(tape))
 991   {
 992     TapeStartGamePlaying();
 993     TapeStartWarpForward();
 994
 995     tape.quick_resume = TRUE;
 996   }
 997   else  /* this should not happen (basically checked above) */
 998   {
 999     int reopen_door = (game_status == GAME_MODE_PLAYING ? REQ_REOPEN : 0);
1000
1001     Request("No tape for this level!", REQ_CONFIRM | reopen_door);
1002   }
1003 }
1004
1005 void InsertSolutionTape()
1006 {
1007   if (!TAPE_IS_EMPTY(tape))
1008     return;
1009
1010   LoadSolutionTape(level_nr);
1011
1012   if (TAPE_IS_EMPTY(tape))
1013     Request("No solution tape for this level!", REQ_CONFIRM);
1014
1015   DrawCompleteVideoDisplay();
1016 }
1017
1018
1019 /* ------------------------------------------------------------------------- *
1020  * tape autoplay functions
1021  * ------------------------------------------------------------------------- */
1022
1023 void AutoPlayTape()
1024 {
1025   static LevelDirTree *autoplay_leveldir = NULL;
1026   static boolean autoplay_initialized = FALSE;
1027   static int autoplay_level_nr = -1;
1028   static int num_levels_played = 0;
1029   static int num_levels_solved = 0;
1030   static int num_tape_missing = 0;
1031   static boolean level_failed[MAX_TAPES_PER_SET];
1032   int i;
1033
1034   if (autoplay_initialized)
1035   {
1036     /* just finished auto-playing tape */
1037     printf("%s.\n", tape.auto_play_level_solved ? "solved" : "NOT SOLVED");
1038
1039     num_levels_played++;
1040
1041     if (tape.auto_play_level_solved)
1042       num_levels_solved++;
1043     else if (level_nr >= 0 && level_nr < MAX_TAPES_PER_SET)
1044       level_failed[level_nr] = TRUE;
1045   }
1046   else
1047   {
1048     DrawCompleteVideoDisplay();
1049
1050     audio.sound_enabled = FALSE;
1051     setup.engine_snapshot_mode = getStringCopy(STR_SNAPSHOT_MODE_OFF);
1052
1053     autoplay_leveldir = getTreeInfoFromIdentifier(leveldir_first,
1054                                                   global.autoplay_leveldir);
1055
1056     if (autoplay_leveldir == NULL)
1057       Error(ERR_EXIT, "no such level identifier: '%s'",
1058             global.autoplay_leveldir);
1059
1060     leveldir_current = autoplay_leveldir;
1061
1062     if (autoplay_leveldir->first_level < 0)
1063       autoplay_leveldir->first_level = 0;
1064     if (autoplay_leveldir->last_level >= MAX_TAPES_PER_SET)
1065       autoplay_leveldir->last_level = MAX_TAPES_PER_SET - 1;
1066
1067     autoplay_level_nr = autoplay_leveldir->first_level;
1068
1069     printf_line("=", 79);
1070     printf("Automatically playing level tapes\n");
1071     printf_line("-", 79);
1072     printf("Level series identifier: '%s'\n", autoplay_leveldir->identifier);
1073     printf("Level series name:       '%s'\n", autoplay_leveldir->name);
1074     printf("Level series author:     '%s'\n", autoplay_leveldir->author);
1075     printf("Number of levels:        %d\n",   autoplay_leveldir->levels);
1076     printf_line("=", 79);
1077     printf("\n");
1078
1079     for (i = 0; i < MAX_TAPES_PER_SET; i++)
1080       level_failed[i] = FALSE;
1081
1082     autoplay_initialized = TRUE;
1083   }
1084
1085   while (autoplay_level_nr <= autoplay_leveldir->last_level)
1086   {
1087     level_nr = autoplay_level_nr++;
1088
1089     if (!global.autoplay_all && !global.autoplay_level[level_nr])
1090       continue;
1091
1092     TapeErase();
1093
1094     printf("Level %03d: ", level_nr);
1095
1096     LoadLevel(level_nr);
1097     if (level.no_valid_file)
1098     {
1099       printf("(no level)\n");
1100       continue;
1101     }
1102
1103 #if 0
1104     /* ACTIVATE THIS FOR LOADING/TESTING OF LEVELS ONLY */
1105     printf("(only testing level)\n");
1106     continue;
1107 #endif
1108
1109     LoadSolutionTape(level_nr);
1110
1111     if (tape.no_valid_file)
1112     {
1113       num_tape_missing++;
1114
1115       printf("(no tape)\n");
1116
1117       continue;
1118     }
1119
1120     printf("playing tape ... ");
1121
1122     TapeStartGamePlaying();
1123
1124     if (global.autoplay_mode == AUTOPLAY_FFWD)
1125       tape.fast_forward = TRUE;
1126
1127     if (global.autoplay_mode != AUTOPLAY_PLAY)
1128       TapeStartWarpForward();
1129
1130     return;
1131   }
1132
1133   printf("\n");
1134   printf_line("=", 79);
1135   printf("Number of levels played: %d\n", num_levels_played);
1136   printf("Number of levels solved: %d (%d%%)\n", num_levels_solved,
1137          (num_levels_played ? num_levels_solved * 100 / num_levels_played :0));
1138   printf_line("-", 79);
1139   printf("Summary (for automatic parsing by scripts):\n");
1140   printf("LEVELDIR '%s', SOLVED %d/%d (%d%%)",
1141          autoplay_leveldir->identifier, num_levels_solved, num_levels_played,
1142          (num_levels_played ? num_levels_solved * 100 / num_levels_played :0));
1143
1144   if (num_levels_played != num_levels_solved)
1145   {
1146     printf(", FAILED:");
1147     for (i = 0; i < MAX_TAPES_PER_SET; i++)
1148       if (level_failed[i])
1149         printf(" %03d", i);
1150   }
1151
1152   printf("\n");
1153   printf_line("=", 79);
1154
1155   CloseAllAndExit(0);
1156 }
1157
1158
1159 /* ---------- new tape button stuff ---------------------------------------- */
1160
1161 static struct
1162 {
1163   int graphic;
1164   struct XY *pos;
1165   int gadget_id;
1166   char *infotext;
1167 } tapebutton_info[NUM_TAPE_BUTTONS] =
1168 {
1169   {
1170     IMG_GFX_TAPE_BUTTON_EJECT,          &tape.button.eject,
1171     TAPE_CTRL_ID_EJECT,                 "eject tape"
1172   },
1173   {
1174     /* (same position as "eject" button) */
1175     IMG_GFX_TAPE_BUTTON_EXTRA,          &tape.button.eject,
1176     TAPE_CTRL_ID_EXTRA,                 "extra functions"
1177   },
1178   {
1179     IMG_GFX_TAPE_BUTTON_STOP,           &tape.button.stop,
1180     TAPE_CTRL_ID_STOP,                  "stop tape"
1181   },
1182   {
1183     IMG_GFX_TAPE_BUTTON_PAUSE,          &tape.button.pause,
1184     TAPE_CTRL_ID_PAUSE,                 "pause tape"
1185   },
1186   {
1187     IMG_GFX_TAPE_BUTTON_RECORD,         &tape.button.record,
1188     TAPE_CTRL_ID_RECORD,                "record tape"
1189   },
1190   {
1191     IMG_GFX_TAPE_BUTTON_PLAY,           &tape.button.play,
1192     TAPE_CTRL_ID_PLAY,                  "play tape"
1193   }
1194 };
1195
1196 void CreateTapeButtons()
1197 {
1198   int i;
1199
1200   for (i = 0; i < NUM_TAPE_BUTTONS; i++)
1201   {
1202     struct GraphicInfo *gfx = &graphic_info[tapebutton_info[i].graphic];
1203     struct XY *pos = tapebutton_info[i].pos;
1204     struct GadgetInfo *gi;
1205     int gd_x = gfx->src_x;
1206     int gd_y = gfx->src_y;
1207     int gd_xp = gfx->src_x + gfx->pressed_xoffset;
1208     int gd_yp = gfx->src_y + gfx->pressed_yoffset;
1209     int id = i;
1210
1211     gi = CreateGadget(GDI_CUSTOM_ID, id,
1212                       GDI_INFO_TEXT, tapebutton_info[i].infotext,
1213                       GDI_X, VX + pos->x,
1214                       GDI_Y, VY + pos->y,
1215                       GDI_WIDTH, gfx->width,
1216                       GDI_HEIGHT, gfx->height,
1217                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
1218                       GDI_STATE, GD_BUTTON_UNPRESSED,
1219                       GDI_DESIGN_UNPRESSED, gfx->bitmap, gd_x, gd_y,
1220                       GDI_DESIGN_PRESSED, gfx->bitmap, gd_xp, gd_yp,
1221                       GDI_DIRECT_DRAW, FALSE,
1222                       GDI_EVENT_MASK, GD_EVENT_RELEASED,
1223                       GDI_CALLBACK_ACTION, HandleTapeButtons,
1224                       GDI_END);
1225
1226     if (gi == NULL)
1227       Error(ERR_EXIT, "cannot create gadget");
1228
1229     tape_gadget[id] = gi;
1230   }
1231 }
1232
1233 void FreeTapeButtons()
1234 {
1235   int i;
1236
1237   for (i = 0; i < NUM_TAPE_BUTTONS; i++)
1238     FreeGadget(tape_gadget[i]);
1239 }
1240
1241 void MapTapeEjectButton()
1242 {
1243   UnmapGadget(tape_gadget[TAPE_CTRL_ID_EXTRA]);
1244   MapGadget(tape_gadget[TAPE_CTRL_ID_EJECT]);
1245 }
1246
1247 void MapTapeWarpButton()
1248 {
1249   UnmapGadget(tape_gadget[TAPE_CTRL_ID_EJECT]);
1250   MapGadget(tape_gadget[TAPE_CTRL_ID_EXTRA]);
1251 }
1252
1253 void MapTapeButtons()
1254 {
1255   int i;
1256
1257   for (i = 0; i < NUM_TAPE_BUTTONS; i++)
1258     if (i != TAPE_CTRL_ID_EXTRA)
1259       MapGadget(tape_gadget[i]);
1260
1261   if (tape.recording || tape.playing)
1262     MapTapeWarpButton();
1263
1264   if (tape.show_game_buttons)
1265     MapGameButtons();
1266 }
1267
1268 void UnmapTapeButtons()
1269 {
1270   int i;
1271
1272   for (i = 0; i < NUM_TAPE_BUTTONS; i++)
1273     UnmapGadget(tape_gadget[i]);
1274
1275   if (tape.show_game_buttons)
1276     UnmapGameButtons();
1277 }
1278
1279 static void HandleTapeButtonsExt(int id)
1280 {
1281   if (game_status != GAME_MODE_MAIN && game_status != GAME_MODE_PLAYING)
1282     return;
1283
1284   switch (id)
1285   {
1286     case TAPE_CTRL_ID_EJECT:
1287       TapeStop();
1288
1289       if (TAPE_IS_EMPTY(tape))
1290       {
1291         LoadTape(level_nr);
1292
1293         if (TAPE_IS_EMPTY(tape))
1294           Request("No tape for this level!", REQ_CONFIRM);
1295       }
1296       else
1297       {
1298         if (tape.changed)
1299           SaveTapeChecked(tape.level_nr);
1300
1301         TapeErase();
1302       }
1303
1304       DrawCompleteVideoDisplay();
1305       break;
1306
1307     case TAPE_CTRL_ID_EXTRA:
1308       if (tape.playing)
1309       {
1310         if (!tape.warp_forward)                 /* PLAY -> WARP FORWARD PLAY */
1311         {
1312           TapeStartWarpForward();
1313         }
1314         else if (tape.pausing)                  /* PAUSE -> WARP FORWARD PLAY */
1315         {
1316           TapeTogglePause(TAPE_TOGGLE_MANUAL);
1317         }
1318         else                                    /* WARP FORWARD PLAY -> PLAY */
1319         {
1320           TapeStopWarpForward();
1321         }
1322       }
1323       else if (tape.recording)
1324         TapeSingleStep();
1325
1326       break;
1327
1328     case TAPE_CTRL_ID_STOP:
1329       TapeStop();
1330       break;
1331
1332     case TAPE_CTRL_ID_PAUSE:
1333       TapeTogglePause(TAPE_TOGGLE_MANUAL);
1334       break;
1335
1336     case TAPE_CTRL_ID_RECORD:
1337       if (TAPE_IS_STOPPED(tape))
1338         TapeStartGameRecording();
1339       else if (tape.pausing)
1340       {
1341         if (tape.playing)                       /* PLAY -> PAUSE -> RECORD */
1342           TapeAppendRecording();
1343         else
1344           TapeTogglePause(TAPE_TOGGLE_MANUAL);
1345       }
1346       break;
1347
1348     case TAPE_CTRL_ID_PLAY:
1349       if (tape.recording && tape.pausing)       /* PAUSE -> RECORD */
1350       {
1351         // ("TAPE_IS_EMPTY(tape)" is TRUE here -- probably fix this)
1352
1353         TapeTogglePause(TAPE_TOGGLE_MANUAL);
1354       }
1355
1356       if (TAPE_IS_EMPTY(tape))
1357         break;
1358
1359       if (TAPE_IS_STOPPED(tape))
1360       {
1361         TapeStartGamePlaying();
1362       }
1363       else if (tape.playing)
1364       {
1365         if (tape.pausing)                       /* PAUSE -> PLAY */
1366         {
1367           // continue playing in normal mode
1368           tape.fast_forward = FALSE;
1369           tape.warp_forward = FALSE;
1370           tape.pause_before_end = FALSE;
1371           tape.deactivate_display = FALSE;
1372
1373           TapeTogglePause(TAPE_TOGGLE_MANUAL);
1374         }
1375         else if (tape.warp_forward &&
1376                  !tape.fast_forward)            /* WARP FORWARD PLAY -> PLAY */
1377         {
1378           TapeStopWarpForward();
1379         }
1380         else if (!tape.fast_forward)            /* PLAY -> FAST FORWARD PLAY */
1381         {
1382           tape.fast_forward = TRUE;
1383
1384           DrawVideoDisplay(VIDEO_STATE_FFWD_ON, 0);
1385         }
1386         else if (!tape.pause_before_end)        /* FFWD PLAY -> AUTO PAUSE */
1387         {
1388           tape.pause_before_end = TRUE;
1389
1390           DrawVideoDisplay(VIDEO_STATE_FFWD_OFF | VIDEO_STATE_PBEND_ON, 0);
1391
1392           if (tape.warp_forward)
1393             DrawVideoDisplaySymbol(VIDEO_STATE_WARP2_ON);
1394         }
1395         else                                    /* AUTO PAUSE -> NORMAL PLAY */
1396         {
1397           if (tape.warp_forward)
1398             TapeStopWarpForward();
1399
1400           tape.fast_forward = FALSE;
1401           tape.pause_before_end = FALSE;
1402
1403           DrawVideoDisplay(VIDEO_STATE_PBEND_OFF | VIDEO_STATE_PLAY_ON, 0);
1404         }
1405       }
1406       break;
1407
1408     default:
1409       break;
1410   }
1411 }
1412
1413 static void HandleTapeButtons(struct GadgetInfo *gi)
1414 {
1415   HandleTapeButtonsExt(gi->custom_id);
1416 }
1417
1418 void HandleTapeButtonKeys(Key key)
1419 {
1420   boolean eject_button_is_active = TAPE_IS_STOPPED(tape);
1421   boolean extra_button_is_active = !eject_button_is_active;
1422
1423   if (key == setup.shortcut.tape_eject && eject_button_is_active)
1424     HandleTapeButtonsExt(TAPE_CTRL_ID_EJECT);
1425   else if (key == setup.shortcut.tape_extra && extra_button_is_active)
1426     HandleTapeButtonsExt(TAPE_CTRL_ID_EXTRA);
1427   else if (key == setup.shortcut.tape_stop)
1428     HandleTapeButtonsExt(TAPE_CTRL_ID_STOP);
1429   else if (key == setup.shortcut.tape_pause)
1430     HandleTapeButtonsExt(TAPE_CTRL_ID_PAUSE);
1431   else if (key == setup.shortcut.tape_record)
1432     HandleTapeButtonsExt(TAPE_CTRL_ID_RECORD);
1433   else if (key == setup.shortcut.tape_play)
1434     HandleTapeButtonsExt(TAPE_CTRL_ID_PLAY);
1435 }