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 static float GetTapeLengthSecondsFloat();
  41
  42 static struct GadgetInfo *tape_gadget[NUM_TAPE_BUTTONS];
  43
  44
  45 /* ========================================================================= */
  46 /* video tape definitions                                                    */
  47 /* ========================================================================= */
  48
  49 #define VIDEO_INFO_OFF                  (VIDEO_STATE_DATE_OFF   |       \
  50                                          VIDEO_STATE_TIME_OFF   |       \
  51                                          VIDEO_STATE_FRAME_OFF)
  52 #define VIDEO_STATE_OFF                 (VIDEO_STATE_PLAY_OFF   |       \
  53                                          VIDEO_STATE_REC_OFF    |       \
  54                                          VIDEO_STATE_PAUSE_OFF  |       \
  55                                          VIDEO_STATE_FFWD_OFF   |       \
  56                                          VIDEO_STATE_WARP_OFF   |       \
  57                                          VIDEO_STATE_WARP2_OFF  |       \
  58                                          VIDEO_STATE_PBEND_OFF  |       \
  59                                          VIDEO_STATE_1STEP_OFF)
  60 #define VIDEO_PRESS_OFF                 (VIDEO_PRESS_PLAY_OFF   |       \
  61                                          VIDEO_PRESS_REC_OFF    |       \
  62                                          VIDEO_PRESS_PAUSE_OFF  |       \
  63                                          VIDEO_PRESS_STOP_OFF   |       \
  64                                          VIDEO_PRESS_EJECT_OFF)
  65 #define VIDEO_ALL_OFF                   (VIDEO_INFO_OFF         |       \
  66                                          VIDEO_STATE_OFF        |       \
  67                                          VIDEO_PRESS_OFF)
  68
  69 #define VIDEO_INFO_ON                   (VIDEO_STATE_DATE_ON    |       \
  70                                          VIDEO_STATE_TIME_ON    |       \
  71                                          VIDEO_STATE_FRAME_ON)
  72 #define VIDEO_STATE_ON                  (VIDEO_STATE_PLAY_ON    |       \
  73                                          VIDEO_STATE_REC_ON     |       \
  74                                          VIDEO_STATE_PAUSE_ON   |       \
  75                                          VIDEO_STATE_FFWD_ON    |       \
  76                                          VIDEO_STATE_WARP_ON    |       \
  77                                          VIDEO_STATE_WARP2_ON   |       \
  78                                          VIDEO_STATE_PBEND_ON   |       \
  79                                          VIDEO_STATE_1STEP_ON)
  80 #define VIDEO_PRESS_ON                  (VIDEO_PRESS_PLAY_ON    |       \
  81                                          VIDEO_PRESS_REC_ON     |       \
  82                                          VIDEO_PRESS_PAUSE_ON   |       \
  83                                          VIDEO_PRESS_STOP_ON    |       \
  84                                          VIDEO_PRESS_EJECT_ON)
  85 #define VIDEO_ALL_ON                    (VIDEO_INFO_ON          |       \
  86                                          VIDEO_STATE_ON         |       \
  87                                          VIDEO_PRESS_ON)
  88
  89 #define VIDEO_INFO                      (VIDEO_INFO_ON | VIDEO_INFO_OFF)
  90 #define VIDEO_STATE                     (VIDEO_STATE_ON | VIDEO_STATE_OFF)
  91 #define VIDEO_PRESS                     (VIDEO_PRESS_ON | VIDEO_PRESS_OFF)
  92 #define VIDEO_ALL                       (VIDEO_ALL_ON | VIDEO_ALL_OFF)
  93
  94 #define NUM_TAPE_FUNCTIONS              11
  95 #define NUM_TAPE_FUNCTION_PARTS         2
  96 #define NUM_TAPE_FUNCTION_STATES        2
  97
  98
  99 /* ========================================================================= */
 100 /* video display functions                                                   */
 101 /* ========================================================================= */
 102
 103 static void DrawVideoDisplay_Graphics(unsigned int state, unsigned int value)
 104 {
 105   int i, j, k;
 106
 107   static struct
 108   {
 109     int graphic;
 110     struct XY *pos;
 111   }
 112   video_pos[NUM_TAPE_FUNCTIONS][NUM_TAPE_FUNCTION_PARTS] =
 113   {
 114     {
 115       { IMG_GFX_TAPE_LABEL_PLAY,                &tape.label.play        },
 116       { IMG_GFX_TAPE_SYMBOL_PLAY,               &tape.symbol.play       },
 117     },
 118     {
 119       { IMG_GFX_TAPE_LABEL_RECORD,              &tape.label.record      },
 120       { IMG_GFX_TAPE_SYMBOL_RECORD,             &tape.symbol.record     },
 121     },
 122     {
 123       { IMG_GFX_TAPE_LABEL_PAUSE,               &tape.label.pause       },
 124       { IMG_GFX_TAPE_SYMBOL_PAUSE,              &tape.symbol.pause      },
 125     },
 126     {
 127       { IMG_GFX_TAPE_LABEL_DATE,                &tape.label.date        },
 128       { -1,                                     NULL                    },
 129     },
 130     {
 131       { IMG_GFX_TAPE_LABEL_TIME,                &tape.label.time        },
 132       { -1,                                     NULL                    },
 133     },
 134     {
 135       /* (no label for displaying optional frame) */
 136       { -1,                                     NULL                    },
 137       { -1,                                     NULL                    },
 138     },
 139     {
 140       { IMG_GFX_TAPE_LABEL_FAST_FORWARD,        &tape.label.fast_forward  },
 141       { IMG_GFX_TAPE_SYMBOL_FAST_FORWARD,       &tape.symbol.fast_forward },
 142     },
 143     {
 144       { IMG_GFX_TAPE_LABEL_WARP_FORWARD,        &tape.label.warp_forward  },
 145       { IMG_GFX_TAPE_SYMBOL_WARP_FORWARD,       &tape.symbol.warp_forward },
 146     },
 147     {
 148       { IMG_GFX_TAPE_LABEL_WARP_FORWARD_BLIND,  &tape.label.warp_forward_blind},
 149       { IMG_GFX_TAPE_SYMBOL_WARP_FORWARD_BLIND, &tape.symbol.warp_forward_blind},
 150     },
 151     {
 152       { IMG_GFX_TAPE_LABEL_PAUSE_BEFORE_END,    &tape.label.pause_before_end  },
 153       { IMG_GFX_TAPE_SYMBOL_PAUSE_BEFORE_END,   &tape.symbol.pause_before_end },
 154     },
 155     {
 156       { IMG_GFX_TAPE_LABEL_SINGLE_STEP,         &tape.label.single_step  },
 157       { IMG_GFX_TAPE_SYMBOL_SINGLE_STEP,        &tape.symbol.single_step },
 158     },
 159   };
 160
 161   for (k = 0; k < NUM_TAPE_FUNCTION_STATES; k++)        /* on or off states */
 162   {
 163     for (i = 0; i < NUM_TAPE_FUNCTIONS; i++)            /* record, play, ... */
 164     {
 165       for (j = 0; j < NUM_TAPE_FUNCTION_PARTS; j++)     /* label or symbol */
 166       {
 167         int graphic = video_pos[i][j].graphic;
 168         struct XY *pos = video_pos[i][j].pos;
 169
 170         if (graphic == -1 ||
 171             pos->x == -1 ||
 172             pos->y == -1)
 173           continue;
 174
 175         if (state & (1 << (i * 2 + k)))
 176         {
 177           struct GraphicInfo *gfx_bg = &graphic_info[IMG_BACKGROUND_TAPE];
 178           struct GraphicInfo *gfx = &graphic_info[graphic];
 179           Bitmap *gd_bitmap;
 180           int gd_x, gd_y;
 181           int skip_value =
 182             (j == 0 ? VIDEO_DISPLAY_SYMBOL_ONLY : VIDEO_DISPLAY_LABEL_ONLY);
 183
 184           if (value == skip_value)
 185             continue;
 186
 187           if (k == 1)           /* on */
 188           {
 189             gd_bitmap = gfx->bitmap;
 190             gd_x = gfx->src_x;
 191             gd_y = gfx->src_y;
 192           }
 193           else                  /* off */
 194           {
 195             gd_bitmap = gfx_bg->bitmap;
 196             gd_x = gfx_bg->src_x + pos->x;
 197             gd_y = gfx_bg->src_y + pos->y;
 198           }
 199
 200           /* some tape graphics may be undefined -- only draw if defined */
 201           if (gd_bitmap != NULL)
 202             BlitBitmap(gd_bitmap, drawto, gd_x, gd_y, gfx->width, gfx->height,
 203                        VX + pos->x, VY + pos->y);
 204
 205           redraw_mask |= REDRAW_DOOR_2;
 206         }
 207       }
 208     }
 209   }
 210 }
 211
 212
 213 #define DATETIME_NONE                   (0)
 214
 215 #define DATETIME_DATE_YYYY              (1 << 0)
 216 #define DATETIME_DATE_YY                (1 << 1)
 217 #define DATETIME_DATE_MON               (1 << 2)
 218 #define DATETIME_DATE_MM                (1 << 3)
 219 #define DATETIME_DATE_DD                (1 << 4)
 220
 221 #define DATETIME_TIME_HH                (1 << 5)
 222 #define DATETIME_TIME_MIN               (1 << 6)
 223 #define DATETIME_TIME_MM                (1 << 7)
 224 #define DATETIME_TIME_SS                (1 << 8)
 225
 226 #define DATETIME_FRAME                  (1 << 9)
 227
 228 #define DATETIME_XOFFSET_1              (1 << 10)
 229 #define DATETIME_XOFFSET_2              (1 << 11)
 230
 231 #define DATETIME_DATE                   (DATETIME_DATE_YYYY     |       \
 232                                          DATETIME_DATE_YY       |       \
 233                                          DATETIME_DATE_MON      |       \
 234                                          DATETIME_DATE_MM       |       \
 235                                          DATETIME_DATE_DD)
 236
 237 #define DATETIME_TIME                   (DATETIME_TIME_HH       |       \
 238                                          DATETIME_TIME_MIN      |       \
 239                                          DATETIME_TIME_MM       |       \
 240                                          DATETIME_TIME_SS)
 241
 242 #define MAX_DATETIME_STRING_SIZE        32
 243
 244 static void DrawVideoDisplay_DateTime(unsigned int state, unsigned int value)
 245 {
 246   int i;
 247
 248   static char *month_shortnames[] =
 249   {
 250     "JAN",
 251     "FEB",
 252     "MAR",
 253     "APR",
 254     "MAY",
 255     "JUN",
 256     "JUL",
 257     "AUG",
 258     "SEP",
 259     "OCT",
 260     "NOV",
 261     "DEC"
 262   };
 263
 264   static struct
 265   {
 266     struct TextPosInfo *pos;
 267     int type;
 268   }
 269   datetime_info[] =
 270   {
 271     { &tape.text.date,          DATETIME_DATE_DD                        },
 272     { &tape.text.date,          DATETIME_DATE_MON | DATETIME_XOFFSET_1  },
 273     { &tape.text.date,          DATETIME_DATE_YY  | DATETIME_XOFFSET_2  },
 274     { &tape.text.date_yyyy,     DATETIME_DATE_YYYY                      },
 275     { &tape.text.date_yy,       DATETIME_DATE_YY                        },
 276     { &tape.text.date_mon,      DATETIME_DATE_MON                       },
 277     { &tape.text.date_mm,       DATETIME_DATE_MM                        },
 278     { &tape.text.date_dd,       DATETIME_DATE_DD                        },
 279
 280     { &tape.text.time,          DATETIME_TIME_MIN                       },
 281     { &tape.text.time,          DATETIME_TIME_SS  | DATETIME_XOFFSET_1  },
 282     { &tape.text.time_hh,       DATETIME_TIME_HH                        },
 283     { &tape.text.time_mm,       DATETIME_TIME_MM                        },
 284     { &tape.text.time_ss,       DATETIME_TIME_SS                        },
 285
 286     { &tape.text.frame,         DATETIME_FRAME                          },
 287
 288     { NULL,                     DATETIME_NONE                           },
 289   };
 290
 291   for (i = 0; datetime_info[i].pos != NULL; i++)
 292   {
 293     struct TextPosInfo *pos = datetime_info[i].pos;
 294     int type = datetime_info[i].type;
 295     int xpos, ypos;
 296
 297     if (pos->x == -1 &&
 298         pos->y == -1)
 299       continue;
 300
 301     xpos = VX + pos->x + (type & DATETIME_XOFFSET_1 ? pos->xoffset  :
 302                           type & DATETIME_XOFFSET_2 ? pos->xoffset2 : 0);
 303     ypos = VY + pos->y;
 304
 305     if ((type & DATETIME_DATE) && (state & VIDEO_STATE_DATE_ON))
 306     {
 307       char s[MAX_DATETIME_STRING_SIZE];
 308       int year2 = value / 10000;
 309       int year4 = (year2 < 70 ? 2000 + year2 : 1900 + year2);
 310       int month_index = (value / 100) % 100;
 311       int month = month_index + 1;
 312       int day = value % 100;
 313
 314       strcpy(s, (type & DATETIME_DATE_YYYY ? int2str(year4, 4) :
 315                  type & DATETIME_DATE_YY   ? int2str(year2, 2) :
 316                  type & DATETIME_DATE_MON  ? month_shortnames[month_index] :
 317                  type & DATETIME_DATE_MM   ? int2str(month, 2) :
 318                  type & DATETIME_DATE_DD   ? int2str(day, 2) : ""));
 319
 320       DrawText(xpos, ypos, s, pos->font);
 321     }
 322     else if ((type & DATETIME_TIME) && (state & VIDEO_STATE_TIME_ON))
 323     {
 324       char s[MAX_DATETIME_STRING_SIZE];
 325       int hh = (value / 3600) % 100;
 326       int min = value / 60;
 327       int mm = (value / 60) % 60;
 328       int ss = value % 60;
 329
 330       strcpy(s, (type & DATETIME_TIME_HH  ? int2str(hh, 2) :
 331                  type & DATETIME_TIME_MIN ? int2str(min, 2) :
 332                  type & DATETIME_TIME_MM  ? int2str(mm, 2) :
 333                  type & DATETIME_TIME_SS  ? int2str(ss, 2) : ""));
 334
 335       DrawText(xpos, ypos, s, pos->font);
 336     }
 337     else if ((type & DATETIME_FRAME) && (state & VIDEO_STATE_FRAME_ON))
 338     {
 339       DrawText(xpos, ypos, int2str(value, pos->size), pos->font);
 340     }
 341   }
 342 }
 343
 344 void DrawVideoDisplay(unsigned int state, unsigned int value)
 345 {
 346   DrawVideoDisplay_Graphics(state, value);
 347   DrawVideoDisplay_DateTime(state, value);
 348 }
 349
 350 void DrawVideoDisplayLabel(unsigned int state)
 351 {
 352   DrawVideoDisplay(state, VIDEO_DISPLAY_LABEL_ONLY);
 353 }
 354
 355 void DrawVideoDisplaySymbol(unsigned int state)
 356 {
 357   DrawVideoDisplay(state, VIDEO_DISPLAY_SYMBOL_ONLY);
 358 }
 359
 360 void DrawVideoDisplayCurrentState()
 361 {
 362   int state = 0;
 363
 364   DrawVideoDisplay(VIDEO_STATE_OFF, 0);
 365
 366   if (tape.pausing)
 367     state |= VIDEO_STATE_PAUSE_ON;
 368
 369   if (tape.recording)
 370   {
 371     state |= VIDEO_STATE_REC_ON;
 372
 373     if (tape.single_step)
 374       state |= VIDEO_STATE_1STEP_ON;
 375   }
 376   else if (tape.playing)
 377   {
 378     state |= VIDEO_STATE_PLAY_ON;
 379
 380     if (!tape.pausing)
 381     {
 382       if (tape.deactivate_display)
 383         state |= VIDEO_STATE_WARP2_ON;
 384       else if (tape.warp_forward)
 385         state |= VIDEO_STATE_WARP_ON;
 386       else if (tape.fast_forward)
 387         state |= VIDEO_STATE_FFWD_ON;
 388
 389       if (tape.pause_before_end)
 390         state |= VIDEO_STATE_PBEND_ON;
 391     }
 392   }
 393
 394   // draw labels and symbols separately to prevent labels overlapping symbols
 395   DrawVideoDisplayLabel(state);
 396   DrawVideoDisplaySymbol(state);
 397 }
 398
 399 void DrawCompleteVideoDisplay()
 400 {
 401   struct GraphicInfo *g_tape = &graphic_info[IMG_BACKGROUND_TAPE];
 402
 403   /* draw tape background */
 404   BlitBitmap(g_tape->bitmap, drawto, g_tape->src_x, g_tape->src_y,
 405              gfx.vxsize, gfx.vysize, gfx.vx, gfx.vy);
 406
 407   /* draw tape buttons (forced) */
 408   RedrawOrRemapTapeButtons();
 409
 410   DrawVideoDisplay(VIDEO_ALL_OFF, 0);
 411
 412   if (tape.recording)
 413   {
 414     DrawVideoDisplay(VIDEO_STATE_REC_ON, 0);
 415     DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 416     DrawVideoDisplay(VIDEO_STATE_TIME_ON, tape.length_seconds);
 417     DrawVideoDisplay(VIDEO_STATE_FRAME_ON, tape.length_frames);
 418
 419     if (tape.pausing)
 420       DrawVideoDisplay(VIDEO_STATE_PAUSE_ON, 0);
 421   }
 422   else if (tape.playing)
 423   {
 424     DrawVideoDisplay(VIDEO_STATE_PLAY_ON, 0);
 425     DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 426     DrawVideoDisplay(VIDEO_STATE_TIME_ON, 0);
 427     DrawVideoDisplay(VIDEO_STATE_FRAME_ON, 0);
 428
 429     if (tape.pausing)
 430       DrawVideoDisplay(VIDEO_STATE_PAUSE_ON, 0);
 431   }
 432   else if (tape.date && tape.length)
 433   {
 434     DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 435     DrawVideoDisplay(VIDEO_STATE_TIME_ON, tape.length_seconds);
 436     DrawVideoDisplay(VIDEO_STATE_FRAME_ON, tape.length_frames);
 437   }
 438
 439   BlitBitmap(drawto, bitmap_db_door_2, gfx.vx, gfx.vy, gfx.vxsize, gfx.vysize,
 440              0, 0);
 441 }
 442
 443 void TapeDeactivateDisplayOn()
 444 {
 445   SetDrawDeactivationMask(REDRAW_FIELD);
 446   audio.sound_deactivated = TRUE;
 447 }
 448
 449 void TapeDeactivateDisplayOff(boolean redraw_display)
 450 {
 451   SetDrawDeactivationMask(REDRAW_NONE);
 452   audio.sound_deactivated = FALSE;
 453
 454   if (redraw_display)
 455   {
 456     RedrawPlayfield();
 457     DrawGameDoorValues();
 458   }
 459 }
 460
 461
 462 /* ========================================================================= */
 463 /* tape logging functions                                                    */
 464 /* ========================================================================= */
 465
 466 void PrintTapeReplayProgress(boolean replay_finished)
 467 {
 468   static unsigned int counter_last = -1;
 469   unsigned int counter = Counter();
 470   unsigned int counter_seconds  = counter / 1000;
 471
 472   if (!replay_finished)
 473   {
 474     unsigned int counter_delay = 50;
 475
 476     if (counter > counter_last + counter_delay)
 477     {
 478       PrintNoLog("\r");
 479       PrintNoLog("Level %03d [%02d:%02d]: [%02d:%02d] - playing tape ... ",
 480                  level_nr, tape.length_seconds / 60, tape.length_seconds % 60,
 481                  TapeTime / 60, TapeTime % 60);
 482
 483       counter_last = counter;
 484     }
 485   }
 486   else
 487   {
 488     float tape_length_seconds = GetTapeLengthSecondsFloat();
 489
 490     PrintNoLog("\r");
 491     Print("Level %03d [%02d:%02d]: (%02d:%02d.%03d / %.2f %%) - %s.\n",
 492           level_nr, tape.length_seconds / 60, tape.length_seconds % 60,
 493           counter_seconds / 60, counter_seconds % 60, counter % 1000,
 494           (float)counter / tape_length_seconds / 10,
 495           tape.auto_play_level_solved ? "solved" : "NOT SOLVED");
 496
 497     counter_last = -1;
 498   }
 499 }
 500
 501
 502 /* ========================================================================= */
 503 /* tape control functions                                                    */
 504 /* ========================================================================= */
 505
 506 void TapeSetDateFromEpochSeconds(time_t epoch_seconds)
 507 {
 508   struct tm *lt = localtime(&epoch_seconds);
 509
 510   tape.date = 10000 * (lt->tm_year % 100) + 100 * lt->tm_mon + lt->tm_mday;
 511 }
 512
 513 void TapeSetDateFromNow()
 514 {
 515   TapeSetDateFromEpochSeconds(time(NULL));
 516 }
 517
 518 void TapeErase()
 519 {
 520   int i;
 521
 522   tape.counter = 0;
 523   tape.length = 0;
 524   tape.length_frames = 0;
 525   tape.length_seconds = 0;
 526
 527   if (leveldir_current)
 528     setString(&tape.level_identifier, leveldir_current->identifier);
 529
 530   tape.level_nr = level_nr;
 531   tape.pos[tape.counter].delay = 0;
 532   tape.changed = TRUE;
 533
 534   tape.random_seed = InitRND(level.random_seed);
 535
 536   tape.file_version = FILE_VERSION_ACTUAL;
 537   tape.game_version = GAME_VERSION_ACTUAL;
 538   tape.engine_version = level.game_version;
 539
 540   TapeSetDateFromNow();
 541
 542   for (i = 0; i < MAX_PLAYERS; i++)
 543     tape.player_participates[i] = FALSE;
 544
 545   tape.centered_player_nr_next = -1;
 546   tape.set_centered_player = FALSE;
 547
 548   tape.use_mouse = (level.game_engine_type == GAME_ENGINE_TYPE_MM);
 549 }
 550
 551 static void TapeRewind()
 552 {
 553   tape.counter = 0;
 554   tape.delay_played = 0;
 555   tape.pause_before_end = FALSE;
 556   tape.recording = FALSE;
 557   tape.playing = FALSE;
 558   tape.fast_forward = FALSE;
 559   tape.warp_forward = FALSE;
 560   tape.deactivate_display = FALSE;
 561   tape.auto_play = (global.autoplay_leveldir != NULL);
 562   tape.auto_play_level_solved = FALSE;
 563   tape.quick_resume = FALSE;
 564   tape.single_step = FALSE;
 565
 566   tape.centered_player_nr_next = -1;
 567   tape.set_centered_player = FALSE;
 568
 569   InitRND(tape.random_seed);
 570 }
 571
 572 static void TapeSetRandomSeed(int random_seed)
 573 {
 574   tape.random_seed = InitRND(random_seed);
 575 }
 576
 577 void TapeStartRecording(int random_seed)
 578 {
 579   if (!TAPE_IS_STOPPED(tape))
 580     TapeStop();
 581
 582   TapeErase();
 583   TapeRewind();
 584   TapeSetRandomSeed(random_seed);
 585
 586   tape.recording = TRUE;
 587
 588   DrawVideoDisplay(VIDEO_STATE_REC_ON, 0);
 589   DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 590   DrawVideoDisplay(VIDEO_STATE_TIME_ON, 0);
 591   DrawVideoDisplay(VIDEO_STATE_FRAME_ON, 0);
 592
 593   MapTapeWarpButton();
 594
 595   SetDrawDeactivationMask(REDRAW_NONE);
 596   audio.sound_deactivated = FALSE;
 597 }
 598
 599 static void TapeStartGameRecording()
 600 {
 601   StartGameActions(options.network, TRUE, level.random_seed);
 602 }
 603
 604 static void TapeAppendRecording()
 605 {
 606   if (!tape.playing || !tape.pausing)
 607     return;
 608
 609   // stop playing
 610   tape.playing = FALSE;
 611   tape.fast_forward = FALSE;
 612   tape.warp_forward = FALSE;
 613   tape.pause_before_end = FALSE;
 614   tape.deactivate_display = FALSE;
 615
 616   // start recording
 617   tape.recording = TRUE;
 618   tape.changed = TRUE;
 619
 620   // set current delay (for last played move)
 621   tape.pos[tape.counter].delay = tape.delay_played;
 622
 623   // set current date
 624   TapeSetDateFromNow();
 625
 626   DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 627   DrawVideoDisplay(VIDEO_STATE_PLAY_OFF | VIDEO_STATE_REC_ON, 0);
 628
 629   UpdateAndDisplayGameControlValues();
 630 }
 631
 632 void TapeHaltRecording()
 633 {
 634   tape.counter++;
 635
 636   // initialize delay for next tape entry (to be able to continue recording)
 637   if (tape.counter < MAX_TAPE_LEN)
 638     tape.pos[tape.counter].delay = 0;
 639
 640   tape.length = tape.counter;
 641   tape.length_frames = GetTapeLengthFrames();
 642   tape.length_seconds = GetTapeLengthSeconds();
 643 }
 644
 645 void TapeStopRecording()
 646 {
 647   if (tape.recording)
 648     TapeHaltRecording();
 649
 650   tape.recording = FALSE;
 651   tape.pausing = FALSE;
 652
 653   DrawVideoDisplay(VIDEO_STATE_REC_OFF, 0);
 654   MapTapeEjectButton();
 655 }
 656
 657 boolean TapeAddAction(byte action[MAX_PLAYERS])
 658 {
 659   int i;
 660
 661   if (tape.pos[tape.counter].delay > 0)         /* already stored action */
 662   {
 663     boolean changed_events = FALSE;
 664
 665     for (i = 0; i < MAX_PLAYERS; i++)
 666       if (tape.pos[tape.counter].action[i] != action[i])
 667         changed_events = TRUE;
 668
 669     if (changed_events || tape.pos[tape.counter].delay >= 255)
 670     {
 671       if (tape.counter >= MAX_TAPE_LEN - 1)
 672         return FALSE;
 673
 674       tape.counter++;
 675       tape.pos[tape.counter].delay = 0;
 676     }
 677     else
 678       tape.pos[tape.counter].delay++;
 679   }
 680
 681   if (tape.pos[tape.counter].delay == 0)        /* store new action */
 682   {
 683     for (i = 0; i < MAX_PLAYERS; i++)
 684       tape.pos[tape.counter].action[i] = action[i];
 685
 686     tape.pos[tape.counter].delay++;
 687   }
 688
 689   return TRUE;
 690 }
 691
 692 void TapeRecordAction(byte action_raw[MAX_PLAYERS])
 693 {
 694   byte action[MAX_PLAYERS];
 695   int i;
 696
 697   if (!tape.recording)          /* (record action even when tape is paused) */
 698     return;
 699
 700   for (i = 0; i < MAX_PLAYERS; i++)
 701     action[i] = action_raw[i];
 702
 703   if (!tape.use_mouse && tape.set_centered_player)
 704   {
 705     for (i = 0; i < MAX_PLAYERS; i++)
 706       if (tape.centered_player_nr_next == i ||
 707           tape.centered_player_nr_next == -1)
 708         action[i] |= KEY_SET_FOCUS;
 709
 710     tape.set_centered_player = FALSE;
 711   }
 712
 713   if (!TapeAddAction(action))
 714     TapeStopRecording();
 715 }
 716
 717 void TapeTogglePause(boolean toggle_mode)
 718 {
 719   if (tape.playing && tape.pausing && (toggle_mode & TAPE_TOGGLE_PLAY_PAUSE))
 720   {
 721     // continue playing in normal mode
 722     tape.fast_forward = FALSE;
 723     tape.warp_forward = FALSE;
 724     tape.deactivate_display = FALSE;
 725
 726     tape.pause_before_end = FALSE;
 727   }
 728
 729   tape.pausing = !tape.pausing;
 730
 731   if (tape.single_step && (toggle_mode & TAPE_TOGGLE_MANUAL))
 732     tape.single_step = FALSE;
 733
 734   DrawVideoDisplayCurrentState();
 735
 736   if (tape.deactivate_display)
 737   {
 738     if (tape.pausing)
 739       TapeDeactivateDisplayOff(game_status == GAME_MODE_PLAYING);
 740     else
 741       TapeDeactivateDisplayOn();
 742   }
 743
 744   if (tape.quick_resume)
 745   {
 746     tape.quick_resume = FALSE;
 747
 748     TapeStopWarpForward();
 749     TapeAppendRecording();
 750
 751     if (!CheckEngineSnapshotSingle())
 752       SaveEngineSnapshotSingle();
 753
 754     // restart step/move snapshots after quick loading tape
 755     SaveEngineSnapshotToListInitial();
 756
 757     // do not map undo/redo buttons after quick loading tape
 758     return;
 759   }
 760
 761   if (setup.show_snapshot_buttons &&
 762       game_status == GAME_MODE_PLAYING &&
 763       CheckEngineSnapshotList())
 764   {
 765     if (tape.pausing)
 766       MapUndoRedoButtons();
 767     else if (!tape.single_step)
 768       UnmapUndoRedoButtons();
 769   }
 770 }
 771
 772 void TapeStartPlaying()
 773 {
 774   if (TAPE_IS_EMPTY(tape))
 775     return;
 776
 777   if (!TAPE_IS_STOPPED(tape))
 778     TapeStop();
 779
 780   TapeRewind();
 781
 782   tape.playing = TRUE;
 783
 784   DrawVideoDisplay(VIDEO_STATE_PLAY_ON, 0);
 785   DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 786   DrawVideoDisplay(VIDEO_STATE_TIME_ON, 0);
 787   DrawVideoDisplay(VIDEO_STATE_FRAME_ON, 0);
 788
 789   MapTapeWarpButton();
 790
 791   SetDrawDeactivationMask(REDRAW_NONE);
 792   audio.sound_deactivated = FALSE;
 793 }
 794
 795 static void TapeStartGamePlaying()
 796 {
 797   TapeStartPlaying();
 798
 799   InitGame();
 800 }
 801
 802 void TapeStopPlaying()
 803 {
 804   tape.playing = FALSE;
 805   tape.pausing = FALSE;
 806
 807   if (tape.warp_forward)
 808     TapeStopWarpForward();
 809
 810   DrawVideoDisplay(VIDEO_STATE_PLAY_OFF, 0);
 811   MapTapeEjectButton();
 812 }
 813
 814 byte *TapePlayAction()
 815 {
 816   int update_delay = FRAMES_PER_SECOND / 2;
 817   boolean update_video_display = (FrameCounter % update_delay == 0);
 818   boolean update_draw_label_on = ((FrameCounter / update_delay) % 2 == 1);
 819   static byte action[MAX_PLAYERS];
 820   int i;
 821
 822   if (!tape.playing || tape.pausing)
 823     return NULL;
 824
 825   if (tape.pause_before_end)  // stop some seconds before end of tape
 826   {
 827     if (TapeTime > tape.length_seconds - TAPE_PAUSE_SECONDS_BEFORE_DEATH)
 828     {
 829       TapeStopWarpForward();
 830       TapeTogglePause(TAPE_TOGGLE_MANUAL);
 831
 832       return NULL;
 833     }
 834   }
 835
 836   if (tape.counter >= tape.length)      /* end of tape reached */
 837   {
 838     if (tape.warp_forward && !tape.auto_play)
 839     {
 840       TapeStopWarpForward();
 841       TapeTogglePause(TAPE_TOGGLE_MANUAL);
 842     }
 843     else
 844     {
 845       TapeStop();
 846     }
 847
 848     return NULL;
 849   }
 850
 851   if (update_video_display && !tape.deactivate_display)
 852   {
 853     int state = 0;
 854
 855     if (tape.warp_forward)
 856       state |= VIDEO_STATE_WARP(update_draw_label_on);
 857     else if (tape.fast_forward)
 858       state |= VIDEO_STATE_FFWD(update_draw_label_on);
 859
 860     if (tape.pause_before_end)
 861       state |= VIDEO_STATE_PBEND(update_draw_label_on);
 862
 863     // draw labels and symbols separately to prevent labels overlapping symbols
 864     DrawVideoDisplayLabel(state);
 865     DrawVideoDisplaySymbol(state);
 866   }
 867
 868   for (i = 0; i < MAX_PLAYERS; i++)
 869     action[i] = tape.pos[tape.counter].action[i];
 870
 871 #if DEBUG_TAPE_WHEN_PLAYING
 872   printf("%05d", FrameCounter);
 873   for (i = 0; i < MAX_PLAYERS; i++)
 874     printf("   %08x", action[i]);
 875   printf("\n");
 876 #endif
 877
 878   tape.set_centered_player = FALSE;
 879   tape.centered_player_nr_next = -999;
 880
 881   if (!tape.use_mouse)
 882   {
 883     for (i = 0; i < MAX_PLAYERS; i++)
 884     {
 885       if (action[i] & KEY_SET_FOCUS)
 886       {
 887         tape.set_centered_player = TRUE;
 888         tape.centered_player_nr_next =
 889           (tape.centered_player_nr_next == -999 ? i : -1);
 890       }
 891
 892       action[i] &= ~KEY_SET_FOCUS;
 893     }
 894   }
 895
 896   tape.delay_played++;
 897   if (tape.delay_played >= tape.pos[tape.counter].delay)
 898   {
 899     tape.counter++;
 900     tape.delay_played = 0;
 901   }
 902
 903   if (tape.auto_play)
 904     PrintTapeReplayProgress(FALSE);
 905
 906   return action;
 907 }
 908
 909 void TapeStop()
 910 {
 911   if (tape.pausing)
 912     TapeTogglePause(TAPE_TOGGLE_MANUAL);
 913
 914   TapeStopRecording();
 915   TapeStopPlaying();
 916
 917   DrawVideoDisplay(VIDEO_STATE_OFF, 0);
 918
 919   if (tape.date && tape.length)
 920   {
 921     DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 922     DrawVideoDisplay(VIDEO_STATE_TIME_ON, tape.length_seconds);
 923     DrawVideoDisplay(VIDEO_STATE_FRAME_ON, tape.length_frames);
 924   }
 925 }
 926
 927 unsigned int GetTapeLengthFrames()
 928 {
 929   unsigned int tape_length_frames = 0;
 930   int i;
 931
 932   if (TAPE_IS_EMPTY(tape))
 933     return(0);
 934
 935   for (i = 0; i < tape.length; i++)
 936     tape_length_frames += tape.pos[i].delay;
 937
 938   return tape_length_frames;
 939 }
 940
 941 unsigned int GetTapeLengthSeconds()
 942 {
 943   return (GetTapeLengthFrames() * GAME_FRAME_DELAY / 1000);
 944 }
 945
 946 static float GetTapeLengthSecondsFloat()
 947 {
 948   return ((float)GetTapeLengthFrames() * GAME_FRAME_DELAY / 1000);
 949 }
 950
 951 static void TapeStartWarpForward(int mode)
 952 {
 953   tape.fast_forward = (mode & AUTOPLAY_FFWD);
 954   tape.warp_forward = (mode & AUTOPLAY_WARP);
 955   tape.deactivate_display = (mode & AUTOPLAY_WARP_NO_DISPLAY);
 956
 957   tape.pausing = FALSE;
 958
 959   if (tape.deactivate_display)
 960     TapeDeactivateDisplayOn();
 961
 962   DrawVideoDisplayCurrentState();
 963 }
 964
 965 static void TapeStopWarpForward()
 966 {
 967   tape.fast_forward = FALSE;
 968   tape.warp_forward = FALSE;
 969   tape.deactivate_display = FALSE;
 970
 971   tape.pause_before_end = FALSE;
 972
 973   TapeDeactivateDisplayOff(game_status == GAME_MODE_PLAYING);
 974
 975   DrawVideoDisplayCurrentState();
 976 }
 977
 978 static void TapeSingleStep()
 979 {
 980   if (options.network)
 981     return;
 982
 983   if (!tape.pausing)
 984     TapeTogglePause(TAPE_TOGGLE_MANUAL);
 985
 986   tape.single_step = !tape.single_step;
 987
 988   DrawVideoDisplay(VIDEO_STATE_1STEP(tape.single_step), 0);
 989 }
 990
 991 void TapeQuickSave()
 992 {
 993   if (game_status == GAME_MODE_MAIN)
 994   {
 995     Request("No game that can be saved!", REQ_CONFIRM);
 996
 997     return;
 998   }
 999
1000   if (game_status != GAME_MODE_PLAYING)
1001     return;
1002
1003   if (tape.recording)
1004     TapeHaltRecording();        /* prepare tape for saving on-the-fly */
1005
1006   if (TAPE_IS_EMPTY(tape))
1007   {
1008     Request("No tape that can be saved!", REQ_CONFIRM);
1009
1010     return;
1011   }
1012
1013   if (SaveTapeChecked(tape.level_nr))
1014     SaveEngineSnapshotSingle();
1015 }
1016
1017 void TapeQuickLoad()
1018 {
1019   char *filename = getTapeFilename(level_nr);
1020
1021   if (!fileExists(filename))
1022   {
1023     Request("No tape for this level!", REQ_CONFIRM);
1024
1025     return;
1026   }
1027
1028   if (tape.recording && !Request("Stop recording and load tape?",
1029                                  REQ_ASK | REQ_STAY_CLOSED))
1030   {
1031     OpenDoor(DOOR_OPEN_1 | DOOR_COPY_BACK);
1032
1033     return;
1034   }
1035
1036   if (game_status != GAME_MODE_PLAYING && game_status != GAME_MODE_MAIN)
1037     return;
1038
1039   if (CheckEngineSnapshotSingle())
1040   {
1041     TapeStartGamePlaying();
1042
1043     LoadEngineSnapshotSingle();
1044
1045     DrawCompleteVideoDisplay();
1046
1047     tape.playing = TRUE;
1048     tape.pausing = TRUE;
1049
1050     TapeStopWarpForward();
1051     TapeAppendRecording();
1052
1053     // restart step/move snapshots after quick loading tape
1054     SaveEngineSnapshotToListInitial();
1055
1056     if (FrameCounter > 0)
1057       return;
1058   }
1059
1060   TapeStop();
1061   TapeErase();
1062
1063   LoadTape(level_nr);
1064
1065   if (!TAPE_IS_EMPTY(tape))
1066   {
1067     TapeStartGamePlaying();
1068     TapeStartWarpForward(AUTOPLAY_MODE_WARP_NO_DISPLAY);
1069
1070     tape.quick_resume = TRUE;
1071   }
1072   else  /* this should not happen (basically checked above) */
1073   {
1074     int reopen_door = (game_status == GAME_MODE_PLAYING ? REQ_REOPEN : 0);
1075
1076     Request("No tape for this level!", REQ_CONFIRM | reopen_door);
1077   }
1078 }
1079
1080 void InsertSolutionTape()
1081 {
1082   boolean level_has_tape = (level.game_engine_type == GAME_ENGINE_TYPE_SP &&
1083                             level.native_sp_level->demo.is_available);
1084
1085   if (!fileExists(getSolutionTapeFilename(level_nr)) && !level_has_tape)
1086   {
1087     Request("No solution tape for this level!", REQ_CONFIRM);
1088
1089     return;
1090   }
1091
1092   // if tape recorder already contains a tape, remove it without asking
1093   TapeErase();
1094
1095   LoadSolutionTape(level_nr);
1096
1097   if (TAPE_IS_EMPTY(tape))
1098     Request("Loading solution tape for this level failed!", REQ_CONFIRM);
1099
1100   DrawCompleteVideoDisplay();
1101 }
1102
1103
1104 /* ------------------------------------------------------------------------- *
1105  * tape autoplay functions
1106  * ------------------------------------------------------------------------- */
1107
1108 void AutoPlayTape()
1109 {
1110   static LevelDirTree *autoplay_leveldir = NULL;
1111   static boolean autoplay_initialized = FALSE;
1112   static int autoplay_level_nr = -1;
1113   static int num_levels_played = 0;
1114   static int num_levels_solved = 0;
1115   static int num_tape_missing = 0;
1116   static boolean level_failed[MAX_TAPES_PER_SET];
1117   int i;
1118
1119   if (autoplay_initialized)
1120   {
1121     /* just finished auto-playing tape */
1122     PrintTapeReplayProgress(TRUE);
1123
1124     num_levels_played++;
1125
1126     if (tape.auto_play_level_solved)
1127       num_levels_solved++;
1128     else if (level_nr >= 0 && level_nr < MAX_TAPES_PER_SET)
1129       level_failed[level_nr] = TRUE;
1130   }
1131   else
1132   {
1133     DrawCompleteVideoDisplay();
1134
1135     audio.sound_enabled = FALSE;
1136     setup.engine_snapshot_mode = getStringCopy(STR_SNAPSHOT_MODE_OFF);
1137
1138     autoplay_leveldir = getTreeInfoFromIdentifier(leveldir_first,
1139                                                   global.autoplay_leveldir);
1140
1141     if (autoplay_leveldir == NULL)
1142       Error(ERR_EXIT, "no such level identifier: '%s'",
1143             global.autoplay_leveldir);
1144
1145     leveldir_current = autoplay_leveldir;
1146
1147     if (autoplay_leveldir->first_level < 0)
1148       autoplay_leveldir->first_level = 0;
1149     if (autoplay_leveldir->last_level >= MAX_TAPES_PER_SET)
1150       autoplay_leveldir->last_level = MAX_TAPES_PER_SET - 1;
1151
1152     autoplay_level_nr = autoplay_leveldir->first_level;
1153
1154     PrintLine("=", 79);
1155     Print("Automatically playing level tapes\n");
1156     PrintLine("-", 79);
1157     Print("Level series identifier: '%s'\n", autoplay_leveldir->identifier);
1158     Print("Level series name:       '%s'\n", autoplay_leveldir->name);
1159     Print("Level series author:     '%s'\n", autoplay_leveldir->author);
1160     Print("Number of levels:        %d\n",   autoplay_leveldir->levels);
1161     PrintLine("=", 79);
1162     Print("\n");
1163
1164     for (i = 0; i < MAX_TAPES_PER_SET; i++)
1165       level_failed[i] = FALSE;
1166
1167     autoplay_initialized = TRUE;
1168   }
1169
1170   while (autoplay_level_nr <= autoplay_leveldir->last_level)
1171   {
1172     level_nr = autoplay_level_nr++;
1173
1174     if (!global.autoplay_all && !global.autoplay_level[level_nr])
1175       continue;
1176
1177     TapeErase();
1178
1179     LoadLevel(level_nr);
1180
1181     if (level.no_level_file || level.no_valid_file)
1182     {
1183       Print("Level %03d: (no level)\n", level_nr);
1184
1185       continue;
1186     }
1187
1188 #if 0
1189     /* ACTIVATE THIS FOR LOADING/TESTING OF LEVELS ONLY */
1190     Print("Level %03d: (only testing level)\n", level_nr);
1191     continue;
1192 #endif
1193
1194     if (options.mytapes)
1195       LoadTape(level_nr);
1196     else
1197       LoadSolutionTape(level_nr);
1198
1199     if (tape.no_valid_file)
1200     {
1201       num_tape_missing++;
1202
1203       Print("Level %03d: (no tape)\n", level_nr);
1204
1205       continue;
1206     }
1207
1208     InitCounter();
1209
1210     TapeStartGamePlaying();
1211     TapeStartWarpForward(global.autoplay_mode);
1212
1213     return;
1214   }
1215
1216   Print("\n");
1217   PrintLine("=", 79);
1218   Print("Number of levels played: %d\n", num_levels_played);
1219   Print("Number of levels solved: %d (%d%%)\n", num_levels_solved,
1220          (num_levels_played ? num_levels_solved * 100 / num_levels_played :0));
1221   PrintLine("-", 79);
1222   Print("Summary (for automatic parsing by scripts):\n");
1223   Print("LEVELDIR '%s', SOLVED %d/%d (%d%%)",
1224          autoplay_leveldir->identifier, num_levels_solved, num_levels_played,
1225          (num_levels_played ? num_levels_solved * 100 / num_levels_played :0));
1226
1227   if (num_levels_played != num_levels_solved)
1228   {
1229     Print(", FAILED:");
1230     for (i = 0; i < MAX_TAPES_PER_SET; i++)
1231       if (level_failed[i])
1232         Print(" %03d", i);
1233   }
1234
1235   Print("\n");
1236   PrintLine("=", 79);
1237
1238   CloseAllAndExit(0);
1239 }
1240
1241
1242 /* ---------- new tape button stuff ---------------------------------------- */
1243
1244 static struct
1245 {
1246   int graphic;
1247   struct XY *pos;
1248   int gadget_id;
1249   char *infotext;
1250 } tapebutton_info[NUM_TAPE_BUTTONS] =
1251 {
1252   {
1253     IMG_GFX_TAPE_BUTTON_EJECT,          &tape.button.eject,
1254     TAPE_CTRL_ID_EJECT,                 "eject tape"
1255   },
1256   {
1257     /* (same position as "eject" button) */
1258     IMG_GFX_TAPE_BUTTON_EXTRA,          &tape.button.eject,
1259     TAPE_CTRL_ID_EXTRA,                 "extra functions"
1260   },
1261   {
1262     IMG_GFX_TAPE_BUTTON_STOP,           &tape.button.stop,
1263     TAPE_CTRL_ID_STOP,                  "stop tape"
1264   },
1265   {
1266     IMG_GFX_TAPE_BUTTON_PAUSE,          &tape.button.pause,
1267     TAPE_CTRL_ID_PAUSE,                 "pause tape"
1268   },
1269   {
1270     IMG_GFX_TAPE_BUTTON_RECORD,         &tape.button.record,
1271     TAPE_CTRL_ID_RECORD,                "record tape"
1272   },
1273   {
1274     IMG_GFX_TAPE_BUTTON_PLAY,           &tape.button.play,
1275     TAPE_CTRL_ID_PLAY,                  "play tape"
1276   }
1277 };
1278
1279 void CreateTapeButtons()
1280 {
1281   int i;
1282
1283   for (i = 0; i < NUM_TAPE_BUTTONS; i++)
1284   {
1285     struct GraphicInfo *gfx = &graphic_info[tapebutton_info[i].graphic];
1286     struct XY *pos = tapebutton_info[i].pos;
1287     struct GadgetInfo *gi;
1288     int gd_x = gfx->src_x;
1289     int gd_y = gfx->src_y;
1290     int gd_xp = gfx->src_x + gfx->pressed_xoffset;
1291     int gd_yp = gfx->src_y + gfx->pressed_yoffset;
1292     int id = i;
1293
1294     gi = CreateGadget(GDI_CUSTOM_ID, id,
1295                       GDI_INFO_TEXT, tapebutton_info[i].infotext,
1296                       GDI_X, VX + pos->x,
1297                       GDI_Y, VY + pos->y,
1298                       GDI_WIDTH, gfx->width,
1299                       GDI_HEIGHT, gfx->height,
1300                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
1301                       GDI_STATE, GD_BUTTON_UNPRESSED,
1302                       GDI_DESIGN_UNPRESSED, gfx->bitmap, gd_x, gd_y,
1303                       GDI_DESIGN_PRESSED, gfx->bitmap, gd_xp, gd_yp,
1304                       GDI_DIRECT_DRAW, FALSE,
1305                       GDI_EVENT_MASK, GD_EVENT_RELEASED,
1306                       GDI_CALLBACK_ACTION, HandleTapeButtons,
1307                       GDI_END);
1308
1309     if (gi == NULL)
1310       Error(ERR_EXIT, "cannot create gadget");
1311
1312     tape_gadget[id] = gi;
1313   }
1314 }
1315
1316 void FreeTapeButtons()
1317 {
1318   int i;
1319
1320   for (i = 0; i < NUM_TAPE_BUTTONS; i++)
1321     FreeGadget(tape_gadget[i]);
1322 }
1323
1324 void MapTapeEjectButton()
1325 {
1326   UnmapGadget(tape_gadget[TAPE_CTRL_ID_EXTRA]);
1327   MapGadget(tape_gadget[TAPE_CTRL_ID_EJECT]);
1328 }
1329
1330 void MapTapeWarpButton()
1331 {
1332   UnmapGadget(tape_gadget[TAPE_CTRL_ID_EJECT]);
1333   MapGadget(tape_gadget[TAPE_CTRL_ID_EXTRA]);
1334 }
1335
1336 void MapTapeButtons()
1337 {
1338   int i;
1339
1340   for (i = 0; i < NUM_TAPE_BUTTONS; i++)
1341     if (i != TAPE_CTRL_ID_EXTRA)
1342       MapGadget(tape_gadget[i]);
1343
1344   if (tape.recording || tape.playing)
1345     MapTapeWarpButton();
1346
1347   if (tape.show_game_buttons)
1348     MapGameButtonsOnTape();
1349 }
1350
1351 void UnmapTapeButtons()
1352 {
1353   int i;
1354
1355   for (i = 0; i < NUM_TAPE_BUTTONS; i++)
1356     UnmapGadget(tape_gadget[i]);
1357
1358   if (tape.show_game_buttons)
1359     UnmapGameButtonsOnTape();
1360 }
1361
1362 void RedrawTapeButtons()
1363 {
1364   int i;
1365
1366   for (i = 0; i < NUM_TAPE_BUTTONS; i++)
1367     RedrawGadget(tape_gadget[i]);
1368
1369   if (tape.show_game_buttons)
1370     RedrawGameButtonsOnTape();
1371
1372   // RedrawGadget() may have set REDRAW_ALL if buttons are defined off-area
1373   redraw_mask &= ~REDRAW_ALL;
1374 }
1375
1376 void RedrawOrRemapTapeButtons()
1377 {
1378   if (tape_gadget[TAPE_CTRL_ID_PLAY]->mapped)
1379   {
1380     // tape buttons already mapped
1381     RedrawTapeButtons();
1382   }
1383   else
1384   {
1385     UnmapTapeButtons();
1386     MapTapeButtons();
1387   }
1388 }
1389
1390 static void HandleTapeButtonsExt(int id)
1391 {
1392   if (game_status != GAME_MODE_MAIN && game_status != GAME_MODE_PLAYING)
1393     return;
1394
1395   switch (id)
1396   {
1397     case TAPE_CTRL_ID_EJECT:
1398       TapeStop();
1399
1400       if (TAPE_IS_EMPTY(tape))
1401       {
1402         LoadTape(level_nr);
1403
1404         if (TAPE_IS_EMPTY(tape))
1405           Request("No tape for this level!", REQ_CONFIRM);
1406       }
1407       else
1408       {
1409         if (tape.changed)
1410           SaveTapeChecked(level_nr);
1411
1412         TapeErase();
1413       }
1414
1415       DrawCompleteVideoDisplay();
1416       break;
1417
1418     case TAPE_CTRL_ID_EXTRA:
1419       if (tape.playing)
1420       {
1421         tape.pause_before_end = !tape.pause_before_end;
1422
1423         DrawVideoDisplayCurrentState();
1424       }
1425       else if (tape.recording)
1426       {
1427         TapeSingleStep();
1428       }
1429
1430       break;
1431
1432     case TAPE_CTRL_ID_STOP:
1433       TapeStop();
1434
1435       break;
1436
1437     case TAPE_CTRL_ID_PAUSE:
1438       TapeTogglePause(TAPE_TOGGLE_MANUAL);
1439
1440       break;
1441
1442     case TAPE_CTRL_ID_RECORD:
1443       if (TAPE_IS_STOPPED(tape))
1444       {
1445         TapeStartGameRecording();
1446       }
1447       else if (tape.pausing)
1448       {
1449         if (tape.playing)                       /* PLAY -> PAUSE -> RECORD */
1450           TapeAppendRecording();
1451         else
1452           TapeTogglePause(TAPE_TOGGLE_MANUAL);
1453       }
1454
1455       break;
1456
1457     case TAPE_CTRL_ID_PLAY:
1458       if (tape.recording && tape.pausing)       /* PAUSE -> RECORD */
1459       {
1460         // ("TAPE_IS_EMPTY(tape)" is TRUE here -- probably fix this)
1461
1462         TapeTogglePause(TAPE_TOGGLE_MANUAL);
1463       }
1464
1465       if (TAPE_IS_EMPTY(tape))
1466         break;
1467
1468       if (TAPE_IS_STOPPED(tape))
1469       {
1470         TapeStartGamePlaying();
1471       }
1472       else if (tape.playing)
1473       {
1474         if (tape.pausing)                       /* PAUSE -> PLAY */
1475         {
1476           TapeTogglePause(TAPE_TOGGLE_MANUAL | TAPE_TOGGLE_PLAY_PAUSE);
1477         }
1478         else if (!tape.fast_forward)            /* PLAY -> FFWD */
1479         {
1480           tape.fast_forward = TRUE;
1481         }
1482         else if (!tape.warp_forward)            /* FFWD -> WARP */
1483         {
1484           tape.warp_forward = TRUE;
1485         }
1486         else if (!tape.deactivate_display)      /* WARP -> WARP BLIND */
1487         {
1488           tape.deactivate_display = TRUE;
1489
1490           TapeDeactivateDisplayOn();
1491         }
1492         else                                    /* WARP BLIND -> PLAY */
1493         {
1494           tape.fast_forward = FALSE;
1495           tape.warp_forward = FALSE;
1496           tape.deactivate_display = FALSE;
1497
1498           TapeDeactivateDisplayOff(game_status == GAME_MODE_PLAYING);
1499         }
1500
1501         DrawVideoDisplayCurrentState();
1502       }
1503
1504       break;
1505
1506     default:
1507       break;
1508   }
1509 }
1510
1511 static void HandleTapeButtons(struct GadgetInfo *gi)
1512 {
1513   HandleTapeButtonsExt(gi->custom_id);
1514 }
1515
1516 void HandleTapeButtonKeys(Key key)
1517 {
1518   boolean eject_button_is_active = TAPE_IS_STOPPED(tape);
1519   boolean extra_button_is_active = !eject_button_is_active;
1520
1521   if (key == setup.shortcut.tape_eject && eject_button_is_active)
1522     HandleTapeButtonsExt(TAPE_CTRL_ID_EJECT);
1523   else if (key == setup.shortcut.tape_extra && extra_button_is_active)
1524     HandleTapeButtonsExt(TAPE_CTRL_ID_EXTRA);
1525   else if (key == setup.shortcut.tape_stop)
1526     HandleTapeButtonsExt(TAPE_CTRL_ID_STOP);
1527   else if (key == setup.shortcut.tape_pause)
1528     HandleTapeButtonsExt(TAPE_CTRL_ID_PAUSE);
1529   else if (key == setup.shortcut.tape_record)
1530     HandleTapeButtonsExt(TAPE_CTRL_ID_RECORD);
1531   else if (key == setup.shortcut.tape_play)
1532     HandleTapeButtonsExt(TAPE_CTRL_ID_PLAY);
1533 }