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   RedrawOrRemapTapeButtons();
 405
 406   DrawVideoDisplay(VIDEO_ALL_OFF, 0);
 407
 408   if (tape.recording)
 409   {
 410     DrawVideoDisplay(VIDEO_STATE_REC_ON, 0);
 411     DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 412     DrawVideoDisplay(VIDEO_STATE_TIME_ON, tape.length_seconds);
 413     DrawVideoDisplay(VIDEO_STATE_FRAME_ON, tape.length_frames);
 414
 415     if (tape.pausing)
 416       DrawVideoDisplay(VIDEO_STATE_PAUSE_ON, 0);
 417   }
 418   else if (tape.playing)
 419   {
 420     DrawVideoDisplay(VIDEO_STATE_PLAY_ON, 0);
 421     DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 422     DrawVideoDisplay(VIDEO_STATE_TIME_ON, 0);
 423     DrawVideoDisplay(VIDEO_STATE_FRAME_ON, 0);
 424
 425     if (tape.pausing)
 426       DrawVideoDisplay(VIDEO_STATE_PAUSE_ON, 0);
 427   }
 428   else if (tape.date && tape.length)
 429   {
 430     DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 431     DrawVideoDisplay(VIDEO_STATE_TIME_ON, tape.length_seconds);
 432     DrawVideoDisplay(VIDEO_STATE_FRAME_ON, tape.length_frames);
 433   }
 434
 435   BlitBitmap(drawto, bitmap_db_door_2, gfx.vx, gfx.vy, gfx.vxsize, gfx.vysize,
 436              0, 0);
 437 }
 438
 439 void TapeDeactivateDisplayOn()
 440 {
 441   SetDrawDeactivationMask(REDRAW_FIELD);
 442   audio.sound_deactivated = TRUE;
 443 }
 444
 445 void TapeDeactivateDisplayOff(boolean redraw_display)
 446 {
 447   SetDrawDeactivationMask(REDRAW_NONE);
 448   audio.sound_deactivated = FALSE;
 449
 450   if (redraw_display)
 451   {
 452     RedrawPlayfield();
 453     DrawGameDoorValues();
 454   }
 455 }
 456
 457
 458 /* ========================================================================= */
 459 /* tape logging functions                                                    */
 460 /* ========================================================================= */
 461
 462 void PrintTapeReplayProgress(boolean replay_finished)
 463 {
 464   static unsigned int counter_last = -1;
 465   unsigned int counter = Counter();
 466   unsigned int counter_seconds  = counter / 1000;
 467
 468   if (!replay_finished)
 469   {
 470     unsigned int counter_delay = 50;
 471
 472     if (counter > counter_last + counter_delay)
 473     {
 474       PrintNoLog("\r");
 475       PrintNoLog("Level %03d [%02d:%02d]: [%02d:%02d] - playing tape ... ",
 476                  level_nr, tape.length_seconds / 60, tape.length_seconds % 60,
 477                  TapeTime / 60, TapeTime % 60);
 478
 479       counter_last = counter;
 480     }
 481   }
 482   else
 483   {
 484     PrintNoLog("\r");
 485     Print("Level %03d [%02d:%02d]: (%02d:%02d.%03d / %.2f %%) - %s.\n",
 486           level_nr, tape.length_seconds / 60, tape.length_seconds % 60,
 487           counter_seconds / 60, counter_seconds % 60, counter % 1000,
 488           (float)counter / tape.length_seconds / 10,
 489           tape.auto_play_level_solved ? "solved" : "NOT SOLVED");
 490
 491     counter_last = -1;
 492   }
 493 }
 494
 495
 496 /* ========================================================================= */
 497 /* tape control functions                                                    */
 498 /* ========================================================================= */
 499
 500 void TapeSetDateFromEpochSeconds(time_t epoch_seconds)
 501 {
 502   struct tm *lt = localtime(&epoch_seconds);
 503
 504   tape.date = 10000 * (lt->tm_year % 100) + 100 * lt->tm_mon + lt->tm_mday;
 505 }
 506
 507 void TapeSetDateFromNow()
 508 {
 509   TapeSetDateFromEpochSeconds(time(NULL));
 510 }
 511
 512 void TapeErase()
 513 {
 514   int i;
 515
 516   tape.counter = 0;
 517   tape.length = 0;
 518   tape.length_frames = 0;
 519   tape.length_seconds = 0;
 520
 521   if (leveldir_current)
 522     setString(&tape.level_identifier, leveldir_current->identifier);
 523
 524   tape.level_nr = level_nr;
 525   tape.pos[tape.counter].delay = 0;
 526   tape.changed = TRUE;
 527
 528   tape.random_seed = InitRND(level.random_seed);
 529
 530   tape.file_version = FILE_VERSION_ACTUAL;
 531   tape.game_version = GAME_VERSION_ACTUAL;
 532   tape.engine_version = level.game_version;
 533
 534   TapeSetDateFromNow();
 535
 536   for (i = 0; i < MAX_PLAYERS; i++)
 537     tape.player_participates[i] = FALSE;
 538
 539   tape.centered_player_nr_next = -1;
 540   tape.set_centered_player = FALSE;
 541 }
 542
 543 static void TapeRewind()
 544 {
 545   tape.counter = 0;
 546   tape.delay_played = 0;
 547   tape.pause_before_end = FALSE;
 548   tape.recording = FALSE;
 549   tape.playing = FALSE;
 550   tape.fast_forward = FALSE;
 551   tape.warp_forward = FALSE;
 552   tape.deactivate_display = FALSE;
 553   tape.auto_play = (global.autoplay_leveldir != NULL);
 554   tape.auto_play_level_solved = FALSE;
 555   tape.quick_resume = FALSE;
 556   tape.single_step = FALSE;
 557
 558   tape.centered_player_nr_next = -1;
 559   tape.set_centered_player = FALSE;
 560
 561   InitRND(tape.random_seed);
 562 }
 563
 564 static void TapeSetRandomSeed(int random_seed)
 565 {
 566   tape.random_seed = InitRND(random_seed);
 567 }
 568
 569 void TapeStartRecording(int random_seed)
 570 {
 571   if (!TAPE_IS_STOPPED(tape))
 572     TapeStop();
 573
 574   TapeErase();
 575   TapeRewind();
 576   TapeSetRandomSeed(random_seed);
 577
 578   tape.recording = TRUE;
 579
 580   DrawVideoDisplay(VIDEO_STATE_REC_ON, 0);
 581   DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 582   DrawVideoDisplay(VIDEO_STATE_TIME_ON, 0);
 583   DrawVideoDisplay(VIDEO_STATE_FRAME_ON, 0);
 584
 585   MapTapeWarpButton();
 586
 587   SetDrawDeactivationMask(REDRAW_NONE);
 588   audio.sound_deactivated = FALSE;
 589 }
 590
 591 static void TapeStartGameRecording()
 592 {
 593   TapeStartRecording(level.random_seed);
 594
 595 #if defined(NETWORK_AVALIABLE)
 596   if (options.network)
 597   {
 598     SendToServer_StartPlaying();
 599
 600     return;
 601   }
 602 #endif
 603
 604   InitGame();
 605 }
 606
 607 static void TapeAppendRecording()
 608 {
 609   if (!tape.playing || !tape.pausing)
 610     return;
 611
 612   // stop playing
 613   tape.playing = FALSE;
 614   tape.fast_forward = FALSE;
 615   tape.warp_forward = FALSE;
 616   tape.pause_before_end = FALSE;
 617   tape.deactivate_display = FALSE;
 618
 619   // start recording
 620   tape.recording = TRUE;
 621   tape.changed = TRUE;
 622
 623   // set current delay (for last played move)
 624   tape.pos[tape.counter].delay = tape.delay_played;
 625
 626   // set current date
 627   TapeSetDateFromNow();
 628
 629   DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 630   DrawVideoDisplay(VIDEO_STATE_PLAY_OFF | VIDEO_STATE_REC_ON, 0);
 631
 632   UpdateAndDisplayGameControlValues();
 633 }
 634
 635 void TapeHaltRecording()
 636 {
 637   if (!tape.recording)
 638     return;
 639
 640   tape.counter++;
 641   tape.pos[tape.counter].delay = 0;
 642
 643   tape.length = tape.counter;
 644   tape.length_frames = GetTapeLengthFrames();
 645   tape.length_seconds = GetTapeLengthSeconds();
 646 }
 647
 648 void TapeStopRecording()
 649 {
 650   TapeHaltRecording();
 651
 652   tape.recording = FALSE;
 653   tape.pausing = FALSE;
 654
 655   DrawVideoDisplay(VIDEO_STATE_REC_OFF, 0);
 656   MapTapeEjectButton();
 657 }
 658
 659 void TapeRecordAction(byte action_raw[MAX_PLAYERS])
 660 {
 661   byte action[MAX_PLAYERS];
 662   int i;
 663
 664   if (!tape.recording)          /* (record action even when tape is paused) */
 665     return;
 666
 667   if (tape.counter >= MAX_TAPE_LEN - 1)
 668   {
 669     TapeStopRecording();
 670     return;
 671   }
 672
 673   for (i = 0; i < MAX_PLAYERS; i++)
 674     action[i] = action_raw[i];
 675
 676   if (tape.set_centered_player)
 677   {
 678     for (i = 0; i < MAX_PLAYERS; i++)
 679       if (tape.centered_player_nr_next == i ||
 680           tape.centered_player_nr_next == -1)
 681         action[i] |= KEY_SET_FOCUS;
 682
 683     tape.set_centered_player = FALSE;
 684   }
 685
 686   if (tape.pos[tape.counter].delay > 0)         /* already stored action */
 687   {
 688     boolean changed_events = FALSE;
 689
 690     for (i = 0; i < MAX_PLAYERS; i++)
 691       if (tape.pos[tape.counter].action[i] != action[i])
 692         changed_events = TRUE;
 693
 694     if (changed_events || tape.pos[tape.counter].delay >= 255)
 695     {
 696       tape.counter++;
 697       tape.pos[tape.counter].delay = 0;
 698     }
 699     else
 700       tape.pos[tape.counter].delay++;
 701   }
 702
 703   if (tape.pos[tape.counter].delay == 0)        /* store new action */
 704   {
 705     for (i = 0; i < MAX_PLAYERS; i++)
 706       tape.pos[tape.counter].action[i] = action[i];
 707
 708     tape.pos[tape.counter].delay++;
 709   }
 710 }
 711
 712 void TapeTogglePause(boolean toggle_mode)
 713 {
 714   if (tape.playing && tape.pausing && (toggle_mode & TAPE_TOGGLE_PLAY_PAUSE))
 715   {
 716     // continue playing in normal mode
 717     tape.fast_forward = FALSE;
 718     tape.warp_forward = FALSE;
 719     tape.deactivate_display = FALSE;
 720
 721     tape.pause_before_end = FALSE;
 722   }
 723
 724   tape.pausing = !tape.pausing;
 725
 726   if (tape.single_step && (toggle_mode & TAPE_TOGGLE_MANUAL))
 727     tape.single_step = FALSE;
 728
 729   DrawVideoDisplayCurrentState();
 730
 731   if (tape.deactivate_display)
 732   {
 733     if (tape.pausing)
 734       TapeDeactivateDisplayOff(game_status == GAME_MODE_PLAYING);
 735     else
 736       TapeDeactivateDisplayOn();
 737   }
 738
 739   if (tape.quick_resume)
 740   {
 741     tape.quick_resume = FALSE;
 742
 743     TapeStopWarpForward();
 744     TapeAppendRecording();
 745
 746     if (!CheckEngineSnapshotSingle())
 747       SaveEngineSnapshotSingle();
 748
 749     // restart step/move snapshots after quick loading tape
 750     SaveEngineSnapshotToListInitial();
 751
 752     // do not map undo/redo buttons after quick loading tape
 753     return;
 754   }
 755
 756   if (setup.show_snapshot_buttons &&
 757       game_status == GAME_MODE_PLAYING &&
 758       CheckEngineSnapshotList())
 759   {
 760     if (tape.pausing)
 761       MapUndoRedoButtons();
 762     else if (!tape.single_step)
 763       UnmapUndoRedoButtons();
 764   }
 765 }
 766
 767 void TapeStartPlaying()
 768 {
 769   if (TAPE_IS_EMPTY(tape))
 770     return;
 771
 772   if (!TAPE_IS_STOPPED(tape))
 773     TapeStop();
 774
 775   TapeRewind();
 776
 777   tape.playing = TRUE;
 778
 779   DrawVideoDisplay(VIDEO_STATE_PLAY_ON, 0);
 780   DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 781   DrawVideoDisplay(VIDEO_STATE_TIME_ON, 0);
 782   DrawVideoDisplay(VIDEO_STATE_FRAME_ON, 0);
 783
 784   MapTapeWarpButton();
 785
 786   SetDrawDeactivationMask(REDRAW_NONE);
 787   audio.sound_deactivated = FALSE;
 788 }
 789
 790 static void TapeStartGamePlaying()
 791 {
 792   TapeStartPlaying();
 793
 794   InitGame();
 795 }
 796
 797 void TapeStopPlaying()
 798 {
 799   tape.playing = FALSE;
 800   tape.pausing = FALSE;
 801
 802   if (tape.warp_forward)
 803     TapeStopWarpForward();
 804
 805   DrawVideoDisplay(VIDEO_STATE_PLAY_OFF, 0);
 806   MapTapeEjectButton();
 807 }
 808
 809 byte *TapePlayAction()
 810 {
 811   int update_delay = FRAMES_PER_SECOND / 2;
 812   boolean update_video_display = (FrameCounter % update_delay == 0);
 813   boolean update_draw_label_on = ((FrameCounter / update_delay) % 2 == 1);
 814   static byte action[MAX_PLAYERS];
 815   int i;
 816
 817   if (!tape.playing || tape.pausing)
 818     return NULL;
 819
 820   if (tape.pause_before_end)  // stop some seconds before end of tape
 821   {
 822     if (TapeTime > tape.length_seconds - TAPE_PAUSE_SECONDS_BEFORE_DEATH)
 823     {
 824       TapeStopWarpForward();
 825       TapeTogglePause(TAPE_TOGGLE_MANUAL);
 826
 827       return NULL;
 828     }
 829   }
 830
 831   if (tape.counter >= tape.length)      /* end of tape reached */
 832   {
 833     if (tape.warp_forward && !tape.auto_play)
 834     {
 835       TapeStopWarpForward();
 836       TapeTogglePause(TAPE_TOGGLE_MANUAL);
 837     }
 838     else
 839     {
 840       TapeStop();
 841     }
 842
 843     return NULL;
 844   }
 845
 846   if (update_video_display && !tape.deactivate_display)
 847   {
 848     int state = 0;
 849
 850     if (tape.warp_forward)
 851       state |= VIDEO_STATE_WARP(update_draw_label_on);
 852     else if (tape.fast_forward)
 853       state |= VIDEO_STATE_FFWD(update_draw_label_on);
 854
 855     if (tape.pause_before_end)
 856       state |= VIDEO_STATE_PBEND(update_draw_label_on);
 857
 858     // draw labels and symbols separately to prevent labels overlapping symbols
 859     DrawVideoDisplayLabel(state);
 860     DrawVideoDisplaySymbol(state);
 861   }
 862
 863   for (i = 0; i < MAX_PLAYERS; i++)
 864     action[i] = tape.pos[tape.counter].action[i];
 865
 866 #if DEBUG_TAPE_WHEN_PLAYING
 867   printf("%05d", FrameCounter);
 868   for (i = 0; i < MAX_PLAYERS; i++)
 869     printf("   %08x", action[i]);
 870   printf("\n");
 871 #endif
 872
 873   tape.set_centered_player = FALSE;
 874   tape.centered_player_nr_next = -999;
 875
 876   for (i = 0; i < MAX_PLAYERS; i++)
 877   {
 878     if (action[i] & KEY_SET_FOCUS)
 879     {
 880       tape.set_centered_player = TRUE;
 881       tape.centered_player_nr_next =
 882         (tape.centered_player_nr_next == -999 ? i : -1);
 883     }
 884
 885     action[i] &= ~KEY_SET_FOCUS;
 886   }
 887
 888   tape.delay_played++;
 889   if (tape.delay_played >= tape.pos[tape.counter].delay)
 890   {
 891     tape.counter++;
 892     tape.delay_played = 0;
 893   }
 894
 895   if (tape.auto_play)
 896     PrintTapeReplayProgress(FALSE);
 897
 898   return action;
 899 }
 900
 901 void TapeStop()
 902 {
 903   TapeStopRecording();
 904   TapeStopPlaying();
 905
 906   DrawVideoDisplay(VIDEO_STATE_OFF, 0);
 907
 908   if (tape.date && tape.length)
 909   {
 910     DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 911     DrawVideoDisplay(VIDEO_STATE_TIME_ON, tape.length_seconds);
 912     DrawVideoDisplay(VIDEO_STATE_FRAME_ON, tape.length_frames);
 913   }
 914 }
 915
 916 unsigned int GetTapeLengthFrames()
 917 {
 918   unsigned int tape_length_frames = 0;
 919   int i;
 920
 921   if (TAPE_IS_EMPTY(tape))
 922     return(0);
 923
 924   for (i = 0; i < tape.length; i++)
 925     tape_length_frames += tape.pos[i].delay;
 926
 927   return tape_length_frames;
 928 }
 929
 930 unsigned int GetTapeLengthSeconds()
 931 {
 932   return (GetTapeLengthFrames() * GAME_FRAME_DELAY / 1000);
 933 }
 934
 935 static void TapeStartWarpForward(int mode)
 936 {
 937   tape.fast_forward = (mode & AUTOPLAY_FFWD);
 938   tape.warp_forward = (mode & AUTOPLAY_WARP);
 939   tape.deactivate_display = (mode & AUTOPLAY_WARP_NO_DISPLAY);
 940
 941   tape.pausing = FALSE;
 942
 943   if (tape.deactivate_display)
 944     TapeDeactivateDisplayOn();
 945
 946   DrawVideoDisplayCurrentState();
 947 }
 948
 949 static void TapeStopWarpForward()
 950 {
 951   tape.fast_forward = FALSE;
 952   tape.warp_forward = FALSE;
 953   tape.deactivate_display = FALSE;
 954
 955   tape.pause_before_end = FALSE;
 956
 957   TapeDeactivateDisplayOff(game_status == GAME_MODE_PLAYING);
 958
 959   DrawVideoDisplayCurrentState();
 960 }
 961
 962 static void TapeSingleStep()
 963 {
 964   if (options.network)
 965     return;
 966
 967   if (!tape.pausing)
 968     TapeTogglePause(TAPE_TOGGLE_MANUAL);
 969
 970   tape.single_step = !tape.single_step;
 971
 972   DrawVideoDisplay(VIDEO_STATE_1STEP(tape.single_step), 0);
 973 }
 974
 975 void TapeQuickSave()
 976 {
 977   if (game_status == GAME_MODE_MAIN)
 978   {
 979     Request("No game that can be saved!", REQ_CONFIRM);
 980
 981     return;
 982   }
 983
 984   if (game_status != GAME_MODE_PLAYING)
 985     return;
 986
 987   if (tape.recording)
 988     TapeHaltRecording();        /* prepare tape for saving on-the-fly */
 989
 990   if (TAPE_IS_EMPTY(tape))
 991   {
 992     Request("No tape that can be saved!", REQ_CONFIRM);
 993
 994     return;
 995   }
 996
 997   if (SaveTapeChecked(tape.level_nr))
 998     SaveEngineSnapshotSingle();
 999 }
1000
1001 void TapeQuickLoad()
1002 {
1003   char *filename = getTapeFilename(level_nr);
1004
1005   if (!fileExists(filename))
1006   {
1007     Request("No tape for this level!", REQ_CONFIRM);
1008
1009     return;
1010   }
1011
1012   if (tape.recording && !Request("Stop recording and load tape?",
1013                                  REQ_ASK | REQ_STAY_CLOSED))
1014   {
1015     OpenDoor(DOOR_OPEN_1 | DOOR_COPY_BACK);
1016
1017     return;
1018   }
1019
1020   if (game_status != GAME_MODE_PLAYING && game_status != GAME_MODE_MAIN)
1021     return;
1022
1023   if (CheckEngineSnapshotSingle())
1024   {
1025     TapeStartGamePlaying();
1026
1027     LoadEngineSnapshotSingle();
1028
1029     DrawCompleteVideoDisplay();
1030
1031     tape.playing = TRUE;
1032     tape.pausing = TRUE;
1033
1034     TapeStopWarpForward();
1035     TapeAppendRecording();
1036
1037     // restart step/move snapshots after quick loading tape
1038     SaveEngineSnapshotToListInitial();
1039
1040     if (FrameCounter > 0)
1041       return;
1042   }
1043
1044   TapeStop();
1045   TapeErase();
1046
1047   LoadTape(level_nr);
1048
1049   if (!TAPE_IS_EMPTY(tape))
1050   {
1051     TapeStartGamePlaying();
1052     TapeStartWarpForward(AUTOPLAY_MODE_WARP_NO_DISPLAY);
1053
1054     tape.quick_resume = TRUE;
1055   }
1056   else  /* this should not happen (basically checked above) */
1057   {
1058     int reopen_door = (game_status == GAME_MODE_PLAYING ? REQ_REOPEN : 0);
1059
1060     Request("No tape for this level!", REQ_CONFIRM | reopen_door);
1061   }
1062 }
1063
1064 void InsertSolutionTape()
1065 {
1066   if (!TAPE_IS_EMPTY(tape))
1067     return;
1068
1069   LoadSolutionTape(level_nr);
1070
1071   if (TAPE_IS_EMPTY(tape))
1072     Request("No solution tape for this level!", REQ_CONFIRM);
1073
1074   DrawCompleteVideoDisplay();
1075 }
1076
1077
1078 /* ------------------------------------------------------------------------- *
1079  * tape autoplay functions
1080  * ------------------------------------------------------------------------- */
1081
1082 void AutoPlayTape()
1083 {
1084   static LevelDirTree *autoplay_leveldir = NULL;
1085   static boolean autoplay_initialized = FALSE;
1086   static int autoplay_level_nr = -1;
1087   static int num_levels_played = 0;
1088   static int num_levels_solved = 0;
1089   static int num_tape_missing = 0;
1090   static boolean level_failed[MAX_TAPES_PER_SET];
1091   int i;
1092
1093   if (autoplay_initialized)
1094   {
1095     /* just finished auto-playing tape */
1096     PrintTapeReplayProgress(TRUE);
1097
1098     num_levels_played++;
1099
1100     if (tape.auto_play_level_solved)
1101       num_levels_solved++;
1102     else if (level_nr >= 0 && level_nr < MAX_TAPES_PER_SET)
1103       level_failed[level_nr] = TRUE;
1104   }
1105   else
1106   {
1107     DrawCompleteVideoDisplay();
1108
1109     audio.sound_enabled = FALSE;
1110     setup.engine_snapshot_mode = getStringCopy(STR_SNAPSHOT_MODE_OFF);
1111
1112     autoplay_leveldir = getTreeInfoFromIdentifier(leveldir_first,
1113                                                   global.autoplay_leveldir);
1114
1115     if (autoplay_leveldir == NULL)
1116       Error(ERR_EXIT, "no such level identifier: '%s'",
1117             global.autoplay_leveldir);
1118
1119     leveldir_current = autoplay_leveldir;
1120
1121     if (autoplay_leveldir->first_level < 0)
1122       autoplay_leveldir->first_level = 0;
1123     if (autoplay_leveldir->last_level >= MAX_TAPES_PER_SET)
1124       autoplay_leveldir->last_level = MAX_TAPES_PER_SET - 1;
1125
1126     autoplay_level_nr = autoplay_leveldir->first_level;
1127
1128     PrintLine("=", 79);
1129     Print("Automatically playing level tapes\n");
1130     PrintLine("-", 79);
1131     Print("Level series identifier: '%s'\n", autoplay_leveldir->identifier);
1132     Print("Level series name:       '%s'\n", autoplay_leveldir->name);
1133     Print("Level series author:     '%s'\n", autoplay_leveldir->author);
1134     Print("Number of levels:        %d\n",   autoplay_leveldir->levels);
1135     PrintLine("=", 79);
1136     Print("\n");
1137
1138     for (i = 0; i < MAX_TAPES_PER_SET; i++)
1139       level_failed[i] = FALSE;
1140
1141     autoplay_initialized = TRUE;
1142   }
1143
1144   while (autoplay_level_nr <= autoplay_leveldir->last_level)
1145   {
1146     level_nr = autoplay_level_nr++;
1147
1148     if (!global.autoplay_all && !global.autoplay_level[level_nr])
1149       continue;
1150
1151     TapeErase();
1152
1153     LoadLevel(level_nr);
1154
1155     if (level.no_level_file || level.no_valid_file)
1156     {
1157       Print("Level %03d: (no level)\n", level_nr);
1158
1159       continue;
1160     }
1161
1162 #if 0
1163     /* ACTIVATE THIS FOR LOADING/TESTING OF LEVELS ONLY */
1164     Print("Level %03d: (only testing level)\n", level_nr);
1165     continue;
1166 #endif
1167
1168     if (options.mytapes)
1169       LoadTape(level_nr);
1170     else
1171       LoadSolutionTape(level_nr);
1172
1173     if (tape.no_valid_file)
1174     {
1175       num_tape_missing++;
1176
1177       Print("Level %03d: (no tape)\n", level_nr);
1178
1179       continue;
1180     }
1181
1182     InitCounter();
1183
1184     TapeStartGamePlaying();
1185     TapeStartWarpForward(global.autoplay_mode);
1186
1187     return;
1188   }
1189
1190   Print("\n");
1191   PrintLine("=", 79);
1192   Print("Number of levels played: %d\n", num_levels_played);
1193   Print("Number of levels solved: %d (%d%%)\n", num_levels_solved,
1194          (num_levels_played ? num_levels_solved * 100 / num_levels_played :0));
1195   PrintLine("-", 79);
1196   Print("Summary (for automatic parsing by scripts):\n");
1197   Print("LEVELDIR '%s', SOLVED %d/%d (%d%%)",
1198          autoplay_leveldir->identifier, num_levels_solved, num_levels_played,
1199          (num_levels_played ? num_levels_solved * 100 / num_levels_played :0));
1200
1201   if (num_levels_played != num_levels_solved)
1202   {
1203     Print(", FAILED:");
1204     for (i = 0; i < MAX_TAPES_PER_SET; i++)
1205       if (level_failed[i])
1206         Print(" %03d", i);
1207   }
1208
1209   Print("\n");
1210   PrintLine("=", 79);
1211
1212   CloseAllAndExit(0);
1213 }
1214
1215
1216 /* ---------- new tape button stuff ---------------------------------------- */
1217
1218 static struct
1219 {
1220   int graphic;
1221   struct XY *pos;
1222   int gadget_id;
1223   char *infotext;
1224 } tapebutton_info[NUM_TAPE_BUTTONS] =
1225 {
1226   {
1227     IMG_GFX_TAPE_BUTTON_EJECT,          &tape.button.eject,
1228     TAPE_CTRL_ID_EJECT,                 "eject tape"
1229   },
1230   {
1231     /* (same position as "eject" button) */
1232     IMG_GFX_TAPE_BUTTON_EXTRA,          &tape.button.eject,
1233     TAPE_CTRL_ID_EXTRA,                 "extra functions"
1234   },
1235   {
1236     IMG_GFX_TAPE_BUTTON_STOP,           &tape.button.stop,
1237     TAPE_CTRL_ID_STOP,                  "stop tape"
1238   },
1239   {
1240     IMG_GFX_TAPE_BUTTON_PAUSE,          &tape.button.pause,
1241     TAPE_CTRL_ID_PAUSE,                 "pause tape"
1242   },
1243   {
1244     IMG_GFX_TAPE_BUTTON_RECORD,         &tape.button.record,
1245     TAPE_CTRL_ID_RECORD,                "record tape"
1246   },
1247   {
1248     IMG_GFX_TAPE_BUTTON_PLAY,           &tape.button.play,
1249     TAPE_CTRL_ID_PLAY,                  "play tape"
1250   }
1251 };
1252
1253 void CreateTapeButtons()
1254 {
1255   int i;
1256
1257   for (i = 0; i < NUM_TAPE_BUTTONS; i++)
1258   {
1259     struct GraphicInfo *gfx = &graphic_info[tapebutton_info[i].graphic];
1260     struct XY *pos = tapebutton_info[i].pos;
1261     struct GadgetInfo *gi;
1262     int gd_x = gfx->src_x;
1263     int gd_y = gfx->src_y;
1264     int gd_xp = gfx->src_x + gfx->pressed_xoffset;
1265     int gd_yp = gfx->src_y + gfx->pressed_yoffset;
1266     int id = i;
1267
1268     gi = CreateGadget(GDI_CUSTOM_ID, id,
1269                       GDI_INFO_TEXT, tapebutton_info[i].infotext,
1270                       GDI_X, VX + pos->x,
1271                       GDI_Y, VY + pos->y,
1272                       GDI_WIDTH, gfx->width,
1273                       GDI_HEIGHT, gfx->height,
1274                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
1275                       GDI_STATE, GD_BUTTON_UNPRESSED,
1276                       GDI_DESIGN_UNPRESSED, gfx->bitmap, gd_x, gd_y,
1277                       GDI_DESIGN_PRESSED, gfx->bitmap, gd_xp, gd_yp,
1278                       GDI_DIRECT_DRAW, FALSE,
1279                       GDI_EVENT_MASK, GD_EVENT_RELEASED,
1280                       GDI_CALLBACK_ACTION, HandleTapeButtons,
1281                       GDI_END);
1282
1283     if (gi == NULL)
1284       Error(ERR_EXIT, "cannot create gadget");
1285
1286     tape_gadget[id] = gi;
1287   }
1288 }
1289
1290 void FreeTapeButtons()
1291 {
1292   int i;
1293
1294   for (i = 0; i < NUM_TAPE_BUTTONS; i++)
1295     FreeGadget(tape_gadget[i]);
1296 }
1297
1298 void MapTapeEjectButton()
1299 {
1300   UnmapGadget(tape_gadget[TAPE_CTRL_ID_EXTRA]);
1301   MapGadget(tape_gadget[TAPE_CTRL_ID_EJECT]);
1302 }
1303
1304 void MapTapeWarpButton()
1305 {
1306   UnmapGadget(tape_gadget[TAPE_CTRL_ID_EJECT]);
1307   MapGadget(tape_gadget[TAPE_CTRL_ID_EXTRA]);
1308 }
1309
1310 void MapTapeButtons()
1311 {
1312   int i;
1313
1314   for (i = 0; i < NUM_TAPE_BUTTONS; i++)
1315     if (i != TAPE_CTRL_ID_EXTRA)
1316       MapGadget(tape_gadget[i]);
1317
1318   if (tape.recording || tape.playing)
1319     MapTapeWarpButton();
1320
1321   if (tape.show_game_buttons)
1322     MapGameButtons();
1323 }
1324
1325 void UnmapTapeButtons()
1326 {
1327   int i;
1328
1329   for (i = 0; i < NUM_TAPE_BUTTONS; i++)
1330     UnmapGadget(tape_gadget[i]);
1331
1332   if (tape.show_game_buttons)
1333     UnmapGameButtons();
1334 }
1335
1336 void RedrawTapeButtons()
1337 {
1338   int i;
1339
1340   for (i = 0; i < NUM_TAPE_BUTTONS; i++)
1341     RedrawGadget(tape_gadget[i]);
1342
1343   if (tape.show_game_buttons)
1344     RedrawGameButtons();
1345
1346   // RedrawGadget() may have set REDRAW_ALL if buttons are defined off-area
1347   redraw_mask &= ~REDRAW_ALL;
1348 }
1349
1350 void RedrawOrRemapTapeButtons()
1351 {
1352   if (tape_gadget[TAPE_CTRL_ID_PLAY]->mapped)
1353   {
1354     // tape buttons already mapped
1355     RedrawTapeButtons();
1356   }
1357   else
1358   {
1359     UnmapTapeButtons();
1360     MapTapeButtons();
1361   }
1362 }
1363
1364 static void HandleTapeButtonsExt(int id)
1365 {
1366   if (game_status != GAME_MODE_MAIN && game_status != GAME_MODE_PLAYING)
1367     return;
1368
1369   switch (id)
1370   {
1371     case TAPE_CTRL_ID_EJECT:
1372       TapeStop();
1373
1374       if (TAPE_IS_EMPTY(tape))
1375       {
1376         LoadTape(level_nr);
1377
1378         if (TAPE_IS_EMPTY(tape))
1379           Request("No tape for this level!", REQ_CONFIRM);
1380       }
1381       else
1382       {
1383         if (tape.changed)
1384           SaveTapeChecked(tape.level_nr);
1385
1386         TapeErase();
1387       }
1388
1389       DrawCompleteVideoDisplay();
1390       break;
1391
1392     case TAPE_CTRL_ID_EXTRA:
1393       if (tape.playing)
1394       {
1395         tape.pause_before_end = !tape.pause_before_end;
1396
1397         DrawVideoDisplayCurrentState();
1398       }
1399       else if (tape.recording)
1400       {
1401         TapeSingleStep();
1402       }
1403
1404       break;
1405
1406     case TAPE_CTRL_ID_STOP:
1407       TapeStop();
1408
1409       break;
1410
1411     case TAPE_CTRL_ID_PAUSE:
1412       TapeTogglePause(TAPE_TOGGLE_MANUAL);
1413
1414       break;
1415
1416     case TAPE_CTRL_ID_RECORD:
1417       if (TAPE_IS_STOPPED(tape))
1418       {
1419         TapeStartGameRecording();
1420       }
1421       else if (tape.pausing)
1422       {
1423         if (tape.playing)                       /* PLAY -> PAUSE -> RECORD */
1424           TapeAppendRecording();
1425         else
1426           TapeTogglePause(TAPE_TOGGLE_MANUAL);
1427       }
1428
1429       break;
1430
1431     case TAPE_CTRL_ID_PLAY:
1432       if (tape.recording && tape.pausing)       /* PAUSE -> RECORD */
1433       {
1434         // ("TAPE_IS_EMPTY(tape)" is TRUE here -- probably fix this)
1435
1436         TapeTogglePause(TAPE_TOGGLE_MANUAL);
1437       }
1438
1439       if (TAPE_IS_EMPTY(tape))
1440         break;
1441
1442       if (TAPE_IS_STOPPED(tape))
1443       {
1444         TapeStartGamePlaying();
1445       }
1446       else if (tape.playing)
1447       {
1448         if (tape.pausing)                       /* PAUSE -> PLAY */
1449         {
1450           TapeTogglePause(TAPE_TOGGLE_MANUAL | TAPE_TOGGLE_PLAY_PAUSE);
1451         }
1452         else if (!tape.fast_forward)            /* PLAY -> FFWD */
1453         {
1454           tape.fast_forward = TRUE;
1455         }
1456         else if (!tape.warp_forward)            /* FFWD -> WARP */
1457         {
1458           tape.warp_forward = TRUE;
1459         }
1460         else if (!tape.deactivate_display)      /* WARP -> WARP BLIND */
1461         {
1462           tape.deactivate_display = TRUE;
1463
1464           TapeDeactivateDisplayOn();
1465         }
1466         else                                    /* WARP BLIND -> PLAY */
1467         {
1468           tape.fast_forward = FALSE;
1469           tape.warp_forward = FALSE;
1470           tape.deactivate_display = FALSE;
1471
1472           TapeDeactivateDisplayOff(game_status == GAME_MODE_PLAYING);
1473         }
1474
1475         DrawVideoDisplayCurrentState();
1476       }
1477
1478       break;
1479
1480     default:
1481       break;
1482   }
1483 }
1484
1485 static void HandleTapeButtons(struct GadgetInfo *gi)
1486 {
1487   HandleTapeButtonsExt(gi->custom_id);
1488 }
1489
1490 void HandleTapeButtonKeys(Key key)
1491 {
1492   boolean eject_button_is_active = TAPE_IS_STOPPED(tape);
1493   boolean extra_button_is_active = !eject_button_is_active;
1494
1495   if (key == setup.shortcut.tape_eject && eject_button_is_active)
1496     HandleTapeButtonsExt(TAPE_CTRL_ID_EJECT);
1497   else if (key == setup.shortcut.tape_extra && extra_button_is_active)
1498     HandleTapeButtonsExt(TAPE_CTRL_ID_EXTRA);
1499   else if (key == setup.shortcut.tape_stop)
1500     HandleTapeButtonsExt(TAPE_CTRL_ID_STOP);
1501   else if (key == setup.shortcut.tape_pause)
1502     HandleTapeButtonsExt(TAPE_CTRL_ID_PAUSE);
1503   else if (key == setup.shortcut.tape_record)
1504     HandleTapeButtonsExt(TAPE_CTRL_ID_RECORD);
1505   else if (key == setup.shortcut.tape_play)
1506     HandleTapeButtonsExt(TAPE_CTRL_ID_PLAY);
1507 }