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 #define TAPE_CTRL_ID_INSERT_SOLUTION            6
  32 #define TAPE_CTRL_ID_PLAY_SOLUTION              7
  33
  34 #define NUM_TAPE_BUTTONS                        8
  35
  36 /* values for tape handling */
  37 #define TAPE_PAUSE_SECONDS_BEFORE_DEATH         5
  38
  39 /* forward declaration for internal use */
  40 static void HandleTapeButtons(struct GadgetInfo *);
  41 static void TapeStopWarpForward();
  42 static float GetTapeLengthSecondsFloat();
  43
  44 static struct GadgetInfo *tape_gadget[NUM_TAPE_BUTTONS];
  45
  46
  47 /* ========================================================================= */
  48 /* video tape definitions                                                    */
  49 /* ========================================================================= */
  50
  51 #define VIDEO_INFO_OFF                  (VIDEO_STATE_DATE_OFF   |       \
  52                                          VIDEO_STATE_TIME_OFF   |       \
  53                                          VIDEO_STATE_FRAME_OFF)
  54 #define VIDEO_STATE_OFF                 (VIDEO_STATE_PLAY_OFF   |       \
  55                                          VIDEO_STATE_REC_OFF    |       \
  56                                          VIDEO_STATE_PAUSE_OFF  |       \
  57                                          VIDEO_STATE_FFWD_OFF   |       \
  58                                          VIDEO_STATE_WARP_OFF   |       \
  59                                          VIDEO_STATE_WARP2_OFF  |       \
  60                                          VIDEO_STATE_PBEND_OFF  |       \
  61                                          VIDEO_STATE_1STEP_OFF)
  62 #define VIDEO_PRESS_OFF                 (VIDEO_PRESS_PLAY_OFF   |       \
  63                                          VIDEO_PRESS_REC_OFF    |       \
  64                                          VIDEO_PRESS_PAUSE_OFF  |       \
  65                                          VIDEO_PRESS_STOP_OFF   |       \
  66                                          VIDEO_PRESS_EJECT_OFF)
  67 #define VIDEO_ALL_OFF                   (VIDEO_INFO_OFF         |       \
  68                                          VIDEO_STATE_OFF        |       \
  69                                          VIDEO_PRESS_OFF)
  70
  71 #define VIDEO_INFO_ON                   (VIDEO_STATE_DATE_ON    |       \
  72                                          VIDEO_STATE_TIME_ON    |       \
  73                                          VIDEO_STATE_FRAME_ON)
  74 #define VIDEO_STATE_ON                  (VIDEO_STATE_PLAY_ON    |       \
  75                                          VIDEO_STATE_REC_ON     |       \
  76                                          VIDEO_STATE_PAUSE_ON   |       \
  77                                          VIDEO_STATE_FFWD_ON    |       \
  78                                          VIDEO_STATE_WARP_ON    |       \
  79                                          VIDEO_STATE_WARP2_ON   |       \
  80                                          VIDEO_STATE_PBEND_ON   |       \
  81                                          VIDEO_STATE_1STEP_ON)
  82 #define VIDEO_PRESS_ON                  (VIDEO_PRESS_PLAY_ON    |       \
  83                                          VIDEO_PRESS_REC_ON     |       \
  84                                          VIDEO_PRESS_PAUSE_ON   |       \
  85                                          VIDEO_PRESS_STOP_ON    |       \
  86                                          VIDEO_PRESS_EJECT_ON)
  87 #define VIDEO_ALL_ON                    (VIDEO_INFO_ON          |       \
  88                                          VIDEO_STATE_ON         |       \
  89                                          VIDEO_PRESS_ON)
  90
  91 #define VIDEO_INFO                      (VIDEO_INFO_ON | VIDEO_INFO_OFF)
  92 #define VIDEO_STATE                     (VIDEO_STATE_ON | VIDEO_STATE_OFF)
  93 #define VIDEO_PRESS                     (VIDEO_PRESS_ON | VIDEO_PRESS_OFF)
  94 #define VIDEO_ALL                       (VIDEO_ALL_ON | VIDEO_ALL_OFF)
  95
  96 #define NUM_TAPE_FUNCTIONS              11
  97 #define NUM_TAPE_FUNCTION_PARTS         2
  98 #define NUM_TAPE_FUNCTION_STATES        2
  99
 100
 101 /* ========================================================================= */
 102 /* video display functions                                                   */
 103 /* ========================================================================= */
 104
 105 static void DrawVideoDisplay_Graphics(unsigned int state, unsigned int value)
 106 {
 107   int i, j, k;
 108
 109   static struct
 110   {
 111     int graphic;
 112     struct XY *pos;
 113   }
 114   video_pos[NUM_TAPE_FUNCTIONS][NUM_TAPE_FUNCTION_PARTS] =
 115   {
 116     {
 117       { IMG_GFX_TAPE_LABEL_PLAY,                &tape.label.play        },
 118       { IMG_GFX_TAPE_SYMBOL_PLAY,               &tape.symbol.play       },
 119     },
 120     {
 121       { IMG_GFX_TAPE_LABEL_RECORD,              &tape.label.record      },
 122       { IMG_GFX_TAPE_SYMBOL_RECORD,             &tape.symbol.record     },
 123     },
 124     {
 125       { IMG_GFX_TAPE_LABEL_PAUSE,               &tape.label.pause       },
 126       { IMG_GFX_TAPE_SYMBOL_PAUSE,              &tape.symbol.pause      },
 127     },
 128     {
 129       { IMG_GFX_TAPE_LABEL_DATE,                &tape.label.date        },
 130       { -1,                                     NULL                    },
 131     },
 132     {
 133       { IMG_GFX_TAPE_LABEL_TIME,                &tape.label.time        },
 134       { -1,                                     NULL                    },
 135     },
 136     {
 137       /* (no label for displaying optional frame) */
 138       { -1,                                     NULL                    },
 139       { -1,                                     NULL                    },
 140     },
 141     {
 142       { IMG_GFX_TAPE_LABEL_FAST_FORWARD,        &tape.label.fast_forward  },
 143       { IMG_GFX_TAPE_SYMBOL_FAST_FORWARD,       &tape.symbol.fast_forward },
 144     },
 145     {
 146       { IMG_GFX_TAPE_LABEL_WARP_FORWARD,        &tape.label.warp_forward  },
 147       { IMG_GFX_TAPE_SYMBOL_WARP_FORWARD,       &tape.symbol.warp_forward },
 148     },
 149     {
 150       { IMG_GFX_TAPE_LABEL_WARP_FORWARD_BLIND,  &tape.label.warp_forward_blind},
 151       { IMG_GFX_TAPE_SYMBOL_WARP_FORWARD_BLIND, &tape.symbol.warp_forward_blind},
 152     },
 153     {
 154       { IMG_GFX_TAPE_LABEL_PAUSE_BEFORE_END,    &tape.label.pause_before_end  },
 155       { IMG_GFX_TAPE_SYMBOL_PAUSE_BEFORE_END,   &tape.symbol.pause_before_end },
 156     },
 157     {
 158       { IMG_GFX_TAPE_LABEL_SINGLE_STEP,         &tape.label.single_step  },
 159       { IMG_GFX_TAPE_SYMBOL_SINGLE_STEP,        &tape.symbol.single_step },
 160     },
 161   };
 162
 163   for (k = 0; k < NUM_TAPE_FUNCTION_STATES; k++)        /* on or off states */
 164   {
 165     for (i = 0; i < NUM_TAPE_FUNCTIONS; i++)            /* record, play, ... */
 166     {
 167       for (j = 0; j < NUM_TAPE_FUNCTION_PARTS; j++)     /* label or symbol */
 168       {
 169         int graphic = video_pos[i][j].graphic;
 170         struct XY *pos = video_pos[i][j].pos;
 171
 172         if (graphic == -1 ||
 173             pos->x == -1 ||
 174             pos->y == -1)
 175           continue;
 176
 177         if (state & (1 << (i * 2 + k)))
 178         {
 179           struct GraphicInfo *gfx_bg = &graphic_info[IMG_BACKGROUND_TAPE];
 180           struct GraphicInfo *gfx = &graphic_info[graphic];
 181           Bitmap *gd_bitmap;
 182           int gd_x, gd_y;
 183           int skip_value =
 184             (j == 0 ? VIDEO_DISPLAY_SYMBOL_ONLY : VIDEO_DISPLAY_LABEL_ONLY);
 185
 186           if (value == skip_value)
 187             continue;
 188
 189           if (k == 1)           /* on */
 190           {
 191             gd_bitmap = gfx->bitmap;
 192             gd_x = gfx->src_x;
 193             gd_y = gfx->src_y;
 194           }
 195           else                  /* off */
 196           {
 197             gd_bitmap = gfx_bg->bitmap;
 198             gd_x = gfx_bg->src_x + pos->x;
 199             gd_y = gfx_bg->src_y + pos->y;
 200           }
 201
 202           /* some tape graphics may be undefined -- only draw if defined */
 203           if (gd_bitmap != NULL)
 204             BlitBitmap(gd_bitmap, drawto, gd_x, gd_y, gfx->width, gfx->height,
 205                        VX + pos->x, VY + pos->y);
 206
 207           redraw_mask |= REDRAW_DOOR_2;
 208         }
 209       }
 210     }
 211   }
 212 }
 213
 214
 215 #define DATETIME_NONE                   (0)
 216
 217 #define DATETIME_DATE_YYYY              (1 << 0)
 218 #define DATETIME_DATE_YY                (1 << 1)
 219 #define DATETIME_DATE_MON               (1 << 2)
 220 #define DATETIME_DATE_MM                (1 << 3)
 221 #define DATETIME_DATE_DD                (1 << 4)
 222
 223 #define DATETIME_TIME_HH                (1 << 5)
 224 #define DATETIME_TIME_MIN               (1 << 6)
 225 #define DATETIME_TIME_MM                (1 << 7)
 226 #define DATETIME_TIME_SS                (1 << 8)
 227
 228 #define DATETIME_FRAME                  (1 << 9)
 229
 230 #define DATETIME_XOFFSET_1              (1 << 10)
 231 #define DATETIME_XOFFSET_2              (1 << 11)
 232
 233 #define DATETIME_DATE                   (DATETIME_DATE_YYYY     |       \
 234                                          DATETIME_DATE_YY       |       \
 235                                          DATETIME_DATE_MON      |       \
 236                                          DATETIME_DATE_MM       |       \
 237                                          DATETIME_DATE_DD)
 238
 239 #define DATETIME_TIME                   (DATETIME_TIME_HH       |       \
 240                                          DATETIME_TIME_MIN      |       \
 241                                          DATETIME_TIME_MM       |       \
 242                                          DATETIME_TIME_SS)
 243
 244 #define MAX_DATETIME_STRING_SIZE        32
 245
 246 static void DrawVideoDisplay_DateTime(unsigned int state, unsigned int value)
 247 {
 248   int i;
 249
 250   static char *month_shortnames[] =
 251   {
 252     "JAN",
 253     "FEB",
 254     "MAR",
 255     "APR",
 256     "MAY",
 257     "JUN",
 258     "JUL",
 259     "AUG",
 260     "SEP",
 261     "OCT",
 262     "NOV",
 263     "DEC"
 264   };
 265
 266   static struct
 267   {
 268     struct TextPosInfo *pos;
 269     int type;
 270   }
 271   datetime_info[] =
 272   {
 273     { &tape.text.date,          DATETIME_DATE_DD                        },
 274     { &tape.text.date,          DATETIME_DATE_MON | DATETIME_XOFFSET_1  },
 275     { &tape.text.date,          DATETIME_DATE_YY  | DATETIME_XOFFSET_2  },
 276     { &tape.text.date_yyyy,     DATETIME_DATE_YYYY                      },
 277     { &tape.text.date_yy,       DATETIME_DATE_YY                        },
 278     { &tape.text.date_mon,      DATETIME_DATE_MON                       },
 279     { &tape.text.date_mm,       DATETIME_DATE_MM                        },
 280     { &tape.text.date_dd,       DATETIME_DATE_DD                        },
 281
 282     { &tape.text.time,          DATETIME_TIME_MIN                       },
 283     { &tape.text.time,          DATETIME_TIME_SS  | DATETIME_XOFFSET_1  },
 284     { &tape.text.time_hh,       DATETIME_TIME_HH                        },
 285     { &tape.text.time_mm,       DATETIME_TIME_MM                        },
 286     { &tape.text.time_ss,       DATETIME_TIME_SS                        },
 287
 288     { &tape.text.frame,         DATETIME_FRAME                          },
 289
 290     { NULL,                     DATETIME_NONE                           },
 291   };
 292
 293   for (i = 0; datetime_info[i].pos != NULL; i++)
 294   {
 295     struct TextPosInfo *pos = datetime_info[i].pos;
 296     int type = datetime_info[i].type;
 297     int xpos, ypos;
 298
 299     if (pos->x == -1 &&
 300         pos->y == -1)
 301       continue;
 302
 303     xpos = VX + pos->x + (type & DATETIME_XOFFSET_1 ? pos->xoffset  :
 304                           type & DATETIME_XOFFSET_2 ? pos->xoffset2 : 0);
 305     ypos = VY + pos->y;
 306
 307     if ((type & DATETIME_DATE) && (state & VIDEO_STATE_DATE_ON))
 308     {
 309       char s[MAX_DATETIME_STRING_SIZE];
 310       int year2 = value / 10000;
 311       int year4 = (year2 < 70 ? 2000 + year2 : 1900 + year2);
 312       int month_index = (value / 100) % 100;
 313       int month = month_index + 1;
 314       int day = value % 100;
 315
 316       strcpy(s, (type & DATETIME_DATE_YYYY ? int2str(year4, 4) :
 317                  type & DATETIME_DATE_YY   ? int2str(year2, 2) :
 318                  type & DATETIME_DATE_MON  ? month_shortnames[month_index] :
 319                  type & DATETIME_DATE_MM   ? int2str(month, 2) :
 320                  type & DATETIME_DATE_DD   ? int2str(day, 2) : ""));
 321
 322       DrawText(xpos, ypos, s, pos->font);
 323     }
 324     else if ((type & DATETIME_TIME) && (state & VIDEO_STATE_TIME_ON))
 325     {
 326       char s[MAX_DATETIME_STRING_SIZE];
 327       int hh = (value / 3600) % 100;
 328       int min = value / 60;
 329       int mm = (value / 60) % 60;
 330       int ss = value % 60;
 331
 332       strcpy(s, (type & DATETIME_TIME_HH  ? int2str(hh, 2) :
 333                  type & DATETIME_TIME_MIN ? int2str(min, 2) :
 334                  type & DATETIME_TIME_MM  ? int2str(mm, 2) :
 335                  type & DATETIME_TIME_SS  ? int2str(ss, 2) : ""));
 336
 337       DrawText(xpos, ypos, s, pos->font);
 338     }
 339     else if ((type & DATETIME_FRAME) && (state & VIDEO_STATE_FRAME_ON))
 340     {
 341       DrawText(xpos, ypos, int2str(value, pos->size), pos->font);
 342     }
 343   }
 344 }
 345
 346 void DrawVideoDisplay(unsigned int state, unsigned int value)
 347 {
 348   DrawVideoDisplay_Graphics(state, value);
 349   DrawVideoDisplay_DateTime(state, value);
 350 }
 351
 352 void DrawVideoDisplayLabel(unsigned int state)
 353 {
 354   DrawVideoDisplay(state, VIDEO_DISPLAY_LABEL_ONLY);
 355 }
 356
 357 void DrawVideoDisplaySymbol(unsigned int state)
 358 {
 359   DrawVideoDisplay(state, VIDEO_DISPLAY_SYMBOL_ONLY);
 360 }
 361
 362 void DrawVideoDisplayCurrentState()
 363 {
 364   int state = 0;
 365
 366   DrawVideoDisplay(VIDEO_STATE_OFF, 0);
 367
 368   if (tape.pausing)
 369     state |= VIDEO_STATE_PAUSE_ON;
 370
 371   if (tape.recording)
 372   {
 373     state |= VIDEO_STATE_REC_ON;
 374
 375     if (tape.single_step)
 376       state |= VIDEO_STATE_1STEP_ON;
 377   }
 378   else if (tape.playing)
 379   {
 380     state |= VIDEO_STATE_PLAY_ON;
 381
 382     if (!tape.pausing)
 383     {
 384       if (tape.deactivate_display)
 385         state |= VIDEO_STATE_WARP2_ON;
 386       else if (tape.warp_forward)
 387         state |= VIDEO_STATE_WARP_ON;
 388       else if (tape.fast_forward)
 389         state |= VIDEO_STATE_FFWD_ON;
 390
 391       if (tape.pause_before_end)
 392         state |= VIDEO_STATE_PBEND_ON;
 393     }
 394   }
 395
 396   // draw labels and symbols separately to prevent labels overlapping symbols
 397   DrawVideoDisplayLabel(state);
 398   DrawVideoDisplaySymbol(state);
 399 }
 400
 401 void DrawCompleteVideoDisplay()
 402 {
 403   struct GraphicInfo *g_tape = &graphic_info[IMG_BACKGROUND_TAPE];
 404
 405   /* draw tape background */
 406   BlitBitmap(g_tape->bitmap, drawto, g_tape->src_x, g_tape->src_y,
 407              gfx.vxsize, gfx.vysize, gfx.vx, gfx.vy);
 408
 409   /* draw tape buttons (forced) */
 410   RedrawOrRemapTapeButtons();
 411
 412   DrawVideoDisplay(VIDEO_ALL_OFF, 0);
 413
 414   if (tape.recording)
 415   {
 416     DrawVideoDisplay(VIDEO_STATE_REC_ON, 0);
 417     DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 418     DrawVideoDisplay(VIDEO_STATE_TIME_ON, tape.length_seconds);
 419     DrawVideoDisplay(VIDEO_STATE_FRAME_ON, tape.length_frames);
 420
 421     if (tape.pausing)
 422       DrawVideoDisplay(VIDEO_STATE_PAUSE_ON, 0);
 423   }
 424   else if (tape.playing)
 425   {
 426     DrawVideoDisplay(VIDEO_STATE_PLAY_ON, 0);
 427     DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 428     DrawVideoDisplay(VIDEO_STATE_TIME_ON, 0);
 429     DrawVideoDisplay(VIDEO_STATE_FRAME_ON, 0);
 430
 431     if (tape.pausing)
 432       DrawVideoDisplay(VIDEO_STATE_PAUSE_ON, 0);
 433   }
 434   else if (tape.date && tape.length)
 435   {
 436     DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 437     DrawVideoDisplay(VIDEO_STATE_TIME_ON, tape.length_seconds);
 438     DrawVideoDisplay(VIDEO_STATE_FRAME_ON, tape.length_frames);
 439   }
 440
 441   BlitBitmap(drawto, bitmap_db_door_2, gfx.vx, gfx.vy, gfx.vxsize, gfx.vysize,
 442              0, 0);
 443 }
 444
 445 void TapeDeactivateDisplayOn()
 446 {
 447   SetDrawDeactivationMask(REDRAW_FIELD);
 448   audio.sound_deactivated = TRUE;
 449 }
 450
 451 void TapeDeactivateDisplayOff(boolean redraw_display)
 452 {
 453   SetDrawDeactivationMask(REDRAW_NONE);
 454   audio.sound_deactivated = FALSE;
 455
 456   if (redraw_display)
 457   {
 458     RedrawPlayfield();
 459     DrawGameDoorValues();
 460   }
 461 }
 462
 463
 464 /* ========================================================================= */
 465 /* tape logging functions                                                    */
 466 /* ========================================================================= */
 467
 468 void PrintTapeReplayProgress(boolean replay_finished)
 469 {
 470   static unsigned int counter_last = -1;
 471   unsigned int counter = Counter();
 472   unsigned int counter_seconds  = counter / 1000;
 473
 474   if (!replay_finished)
 475   {
 476     unsigned int counter_delay = 50;
 477
 478     if (counter > counter_last + counter_delay)
 479     {
 480       PrintNoLog("\r");
 481       PrintNoLog("Level %03d [%02d:%02d]: [%02d:%02d] - playing tape ... ",
 482                  level_nr, tape.length_seconds / 60, tape.length_seconds % 60,
 483                  TapeTime / 60, TapeTime % 60);
 484
 485       counter_last = counter;
 486     }
 487   }
 488   else
 489   {
 490     float tape_length_seconds = GetTapeLengthSecondsFloat();
 491
 492     PrintNoLog("\r");
 493     Print("Level %03d [%02d:%02d]: (%02d:%02d.%03d / %.2f %%) - %s.\n",
 494           level_nr, tape.length_seconds / 60, tape.length_seconds % 60,
 495           counter_seconds / 60, counter_seconds % 60, counter % 1000,
 496           (float)counter / tape_length_seconds / 10,
 497           tape.auto_play_level_solved ? "solved" : "NOT SOLVED");
 498
 499     counter_last = -1;
 500   }
 501 }
 502
 503
 504 /* ========================================================================= */
 505 /* tape control functions                                                    */
 506 /* ========================================================================= */
 507
 508 void TapeSetDateFromEpochSeconds(time_t epoch_seconds)
 509 {
 510   struct tm *lt = localtime(&epoch_seconds);
 511
 512   tape.date = 10000 * (lt->tm_year % 100) + 100 * lt->tm_mon + lt->tm_mday;
 513 }
 514
 515 void TapeSetDateFromNow()
 516 {
 517   TapeSetDateFromEpochSeconds(time(NULL));
 518 }
 519
 520 void TapeErase()
 521 {
 522   int i;
 523
 524   tape.counter = 0;
 525   tape.length = 0;
 526   tape.length_frames = 0;
 527   tape.length_seconds = 0;
 528
 529   if (leveldir_current)
 530     setString(&tape.level_identifier, leveldir_current->identifier);
 531
 532   tape.level_nr = level_nr;
 533   tape.pos[tape.counter].delay = 0;
 534   tape.changed = TRUE;
 535
 536   tape.random_seed = InitRND(level.random_seed);
 537
 538   tape.file_version = FILE_VERSION_ACTUAL;
 539   tape.game_version = GAME_VERSION_ACTUAL;
 540   tape.engine_version = level.game_version;
 541
 542   TapeSetDateFromNow();
 543
 544   for (i = 0; i < MAX_PLAYERS; i++)
 545     tape.player_participates[i] = FALSE;
 546
 547   tape.centered_player_nr_next = -1;
 548   tape.set_centered_player = FALSE;
 549
 550   tape.use_mouse = (level.game_engine_type == GAME_ENGINE_TYPE_MM);
 551 }
 552
 553 static void TapeRewind()
 554 {
 555   tape.counter = 0;
 556   tape.delay_played = 0;
 557   tape.pause_before_end = FALSE;
 558   tape.recording = FALSE;
 559   tape.playing = FALSE;
 560   tape.fast_forward = FALSE;
 561   tape.warp_forward = FALSE;
 562   tape.deactivate_display = FALSE;
 563   tape.auto_play = (global.autoplay_leveldir != NULL);
 564   tape.auto_play_level_solved = FALSE;
 565   tape.quick_resume = FALSE;
 566   tape.single_step = FALSE;
 567
 568   tape.centered_player_nr_next = -1;
 569   tape.set_centered_player = FALSE;
 570
 571   InitRND(tape.random_seed);
 572 }
 573
 574 static void TapeSetRandomSeed(int random_seed)
 575 {
 576   tape.random_seed = InitRND(random_seed);
 577 }
 578
 579 void TapeStartRecording(int random_seed)
 580 {
 581   if (!TAPE_IS_STOPPED(tape))
 582     TapeStop();
 583
 584   TapeErase();
 585   TapeRewind();
 586   TapeSetRandomSeed(random_seed);
 587
 588   tape.recording = TRUE;
 589
 590   DrawVideoDisplay(VIDEO_STATE_REC_ON, 0);
 591   DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 592   DrawVideoDisplay(VIDEO_STATE_TIME_ON, 0);
 593   DrawVideoDisplay(VIDEO_STATE_FRAME_ON, 0);
 594
 595   MapTapeWarpButton();
 596
 597   SetDrawDeactivationMask(REDRAW_NONE);
 598   audio.sound_deactivated = FALSE;
 599 }
 600
 601 static void TapeStartGameRecording()
 602 {
 603   StartGameActions(network.enabled, TRUE, level.random_seed);
 604 }
 605
 606 static void TapeAppendRecording()
 607 {
 608   if (!tape.playing || !tape.pausing)
 609     return;
 610
 611   // stop playing
 612   tape.playing = FALSE;
 613   tape.fast_forward = FALSE;
 614   tape.warp_forward = FALSE;
 615   tape.pause_before_end = FALSE;
 616   tape.deactivate_display = FALSE;
 617
 618   // start recording
 619   tape.recording = TRUE;
 620   tape.changed = TRUE;
 621
 622   // set current delay (for last played move)
 623   tape.pos[tape.counter].delay = tape.delay_played;
 624
 625   // set current date
 626   TapeSetDateFromNow();
 627
 628   DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 629   DrawVideoDisplay(VIDEO_STATE_PLAY_OFF | VIDEO_STATE_REC_ON, 0);
 630
 631   UpdateAndDisplayGameControlValues();
 632 }
 633
 634 void TapeHaltRecording()
 635 {
 636   tape.counter++;
 637
 638   // initialize delay for next tape entry (to be able to continue recording)
 639   if (tape.counter < MAX_TAPE_LEN)
 640     tape.pos[tape.counter].delay = 0;
 641
 642   tape.length = tape.counter;
 643   tape.length_frames = GetTapeLengthFrames();
 644   tape.length_seconds = GetTapeLengthSeconds();
 645 }
 646
 647 void TapeStopRecording()
 648 {
 649   if (tape.recording)
 650     TapeHaltRecording();
 651
 652   tape.recording = FALSE;
 653   tape.pausing = FALSE;
 654
 655   DrawVideoDisplay(VIDEO_STATE_REC_OFF, 0);
 656   MapTapeEjectButton();
 657 }
 658
 659 boolean TapeAddAction(byte action[MAX_PLAYERS])
 660 {
 661   int i;
 662
 663   if (tape.pos[tape.counter].delay > 0)         /* already stored action */
 664   {
 665     boolean changed_events = FALSE;
 666
 667     for (i = 0; i < MAX_PLAYERS; i++)
 668       if (tape.pos[tape.counter].action[i] != action[i])
 669         changed_events = TRUE;
 670
 671     if (changed_events || tape.pos[tape.counter].delay >= 255)
 672     {
 673       if (tape.counter >= MAX_TAPE_LEN - 1)
 674         return FALSE;
 675
 676       tape.counter++;
 677       tape.pos[tape.counter].delay = 0;
 678     }
 679     else
 680       tape.pos[tape.counter].delay++;
 681   }
 682
 683   if (tape.pos[tape.counter].delay == 0)        /* store new action */
 684   {
 685     for (i = 0; i < MAX_PLAYERS; i++)
 686       tape.pos[tape.counter].action[i] = action[i];
 687
 688     tape.pos[tape.counter].delay++;
 689   }
 690
 691   return TRUE;
 692 }
 693
 694 void TapeRecordAction(byte action_raw[MAX_PLAYERS])
 695 {
 696   byte action[MAX_PLAYERS];
 697   int i;
 698
 699   if (!tape.recording)          /* (record action even when tape is paused) */
 700     return;
 701
 702   for (i = 0; i < MAX_PLAYERS; i++)
 703     action[i] = action_raw[i];
 704
 705   if (!tape.use_mouse && tape.set_centered_player)
 706   {
 707     for (i = 0; i < MAX_PLAYERS; i++)
 708       if (tape.centered_player_nr_next == i ||
 709           tape.centered_player_nr_next == -1)
 710         action[i] |= KEY_SET_FOCUS;
 711
 712     tape.set_centered_player = FALSE;
 713   }
 714
 715   if (!TapeAddAction(action))
 716     TapeStopRecording();
 717 }
 718
 719 void TapeTogglePause(boolean toggle_mode)
 720 {
 721   if (tape.playing && tape.pausing && (toggle_mode & TAPE_TOGGLE_PLAY_PAUSE))
 722   {
 723     // continue playing in normal mode
 724     tape.fast_forward = FALSE;
 725     tape.warp_forward = FALSE;
 726     tape.deactivate_display = FALSE;
 727
 728     tape.pause_before_end = FALSE;
 729   }
 730
 731   tape.pausing = !tape.pausing;
 732
 733   if (tape.single_step && (toggle_mode & TAPE_TOGGLE_MANUAL))
 734     tape.single_step = FALSE;
 735
 736   DrawVideoDisplayCurrentState();
 737
 738   if (tape.deactivate_display)
 739   {
 740     if (tape.pausing)
 741       TapeDeactivateDisplayOff(game_status == GAME_MODE_PLAYING);
 742     else
 743       TapeDeactivateDisplayOn();
 744   }
 745
 746   if (tape.quick_resume)
 747   {
 748     tape.quick_resume = FALSE;
 749
 750     TapeStopWarpForward();
 751     TapeAppendRecording();
 752
 753     if (!CheckEngineSnapshotSingle())
 754       SaveEngineSnapshotSingle();
 755
 756     // restart step/move snapshots after quick loading tape
 757     SaveEngineSnapshotToListInitial();
 758
 759     // do not map undo/redo buttons after quick loading tape
 760     return;
 761   }
 762
 763   if (setup.show_snapshot_buttons &&
 764       game_status == GAME_MODE_PLAYING &&
 765       CheckEngineSnapshotList())
 766   {
 767     if (tape.pausing)
 768       MapUndoRedoButtons();
 769     else if (!tape.single_step)
 770       UnmapUndoRedoButtons();
 771   }
 772 }
 773
 774 void TapeStartPlaying()
 775 {
 776   if (TAPE_IS_EMPTY(tape))
 777     return;
 778
 779   if (!TAPE_IS_STOPPED(tape))
 780     TapeStop();
 781
 782   TapeRewind();
 783
 784   tape.playing = TRUE;
 785
 786   DrawVideoDisplay(VIDEO_STATE_PLAY_ON, 0);
 787   DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 788   DrawVideoDisplay(VIDEO_STATE_TIME_ON, 0);
 789   DrawVideoDisplay(VIDEO_STATE_FRAME_ON, 0);
 790
 791   MapTapeWarpButton();
 792
 793   SetDrawDeactivationMask(REDRAW_NONE);
 794   audio.sound_deactivated = FALSE;
 795 }
 796
 797 static void TapeStartGamePlaying()
 798 {
 799   TapeStartPlaying();
 800
 801   InitGame();
 802 }
 803
 804 void TapeStopPlaying()
 805 {
 806   tape.playing = FALSE;
 807   tape.pausing = FALSE;
 808
 809   if (tape.warp_forward)
 810     TapeStopWarpForward();
 811
 812   DrawVideoDisplay(VIDEO_STATE_PLAY_OFF, 0);
 813   MapTapeEjectButton();
 814 }
 815
 816 byte *TapePlayAction()
 817 {
 818   int update_delay = FRAMES_PER_SECOND / 2;
 819   boolean update_video_display = (FrameCounter % update_delay == 0);
 820   boolean update_draw_label_on = ((FrameCounter / update_delay) % 2 == 1);
 821   static byte action[MAX_PLAYERS];
 822   int i;
 823
 824   if (!tape.playing || tape.pausing)
 825     return NULL;
 826
 827   if (tape.pause_before_end)  // stop some seconds before end of tape
 828   {
 829     if (TapeTime > tape.length_seconds - TAPE_PAUSE_SECONDS_BEFORE_DEATH)
 830     {
 831       TapeStopWarpForward();
 832       TapeTogglePause(TAPE_TOGGLE_MANUAL);
 833
 834       return NULL;
 835     }
 836   }
 837
 838   if (tape.counter >= tape.length)      /* end of tape reached */
 839   {
 840     if (tape.warp_forward && !tape.auto_play)
 841     {
 842       TapeStopWarpForward();
 843       TapeTogglePause(TAPE_TOGGLE_MANUAL);
 844     }
 845     else
 846     {
 847       TapeStop();
 848     }
 849
 850     return NULL;
 851   }
 852
 853   if (update_video_display && !tape.deactivate_display)
 854   {
 855     int state = 0;
 856
 857     if (tape.warp_forward)
 858       state |= VIDEO_STATE_WARP(update_draw_label_on);
 859     else if (tape.fast_forward)
 860       state |= VIDEO_STATE_FFWD(update_draw_label_on);
 861
 862     if (tape.pause_before_end)
 863       state |= VIDEO_STATE_PBEND(update_draw_label_on);
 864
 865     // draw labels and symbols separately to prevent labels overlapping symbols
 866     DrawVideoDisplayLabel(state);
 867     DrawVideoDisplaySymbol(state);
 868   }
 869
 870   for (i = 0; i < MAX_PLAYERS; i++)
 871     action[i] = tape.pos[tape.counter].action[i];
 872
 873 #if DEBUG_TAPE_WHEN_PLAYING
 874   printf("%05d", FrameCounter);
 875   for (i = 0; i < MAX_PLAYERS; i++)
 876     printf("   %08x", action[i]);
 877   printf("\n");
 878 #endif
 879
 880   tape.set_centered_player = FALSE;
 881   tape.centered_player_nr_next = -999;
 882
 883   if (!tape.use_mouse)
 884   {
 885     for (i = 0; i < MAX_PLAYERS; i++)
 886     {
 887       if (action[i] & KEY_SET_FOCUS)
 888       {
 889         tape.set_centered_player = TRUE;
 890         tape.centered_player_nr_next =
 891           (tape.centered_player_nr_next == -999 ? i : -1);
 892       }
 893
 894       action[i] &= ~KEY_SET_FOCUS;
 895     }
 896   }
 897
 898   tape.delay_played++;
 899   if (tape.delay_played >= tape.pos[tape.counter].delay)
 900   {
 901     tape.counter++;
 902     tape.delay_played = 0;
 903   }
 904
 905   if (tape.auto_play)
 906     PrintTapeReplayProgress(FALSE);
 907
 908   return action;
 909 }
 910
 911 void TapeStop()
 912 {
 913   if (tape.pausing)
 914     TapeTogglePause(TAPE_TOGGLE_MANUAL);
 915
 916   TapeStopRecording();
 917   TapeStopPlaying();
 918
 919   DrawVideoDisplay(VIDEO_STATE_OFF, 0);
 920
 921   if (tape.date && tape.length)
 922   {
 923     DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
 924     DrawVideoDisplay(VIDEO_STATE_TIME_ON, tape.length_seconds);
 925     DrawVideoDisplay(VIDEO_STATE_FRAME_ON, tape.length_frames);
 926   }
 927 }
 928
 929 unsigned int GetTapeLengthFrames()
 930 {
 931   unsigned int tape_length_frames = 0;
 932   int i;
 933
 934   if (TAPE_IS_EMPTY(tape))
 935     return(0);
 936
 937   for (i = 0; i < tape.length; i++)
 938     tape_length_frames += tape.pos[i].delay;
 939
 940   return tape_length_frames;
 941 }
 942
 943 unsigned int GetTapeLengthSeconds()
 944 {
 945   return (GetTapeLengthFrames() * GAME_FRAME_DELAY / 1000);
 946 }
 947
 948 static float GetTapeLengthSecondsFloat()
 949 {
 950   return ((float)GetTapeLengthFrames() * GAME_FRAME_DELAY / 1000);
 951 }
 952
 953 static void TapeStartWarpForward(int mode)
 954 {
 955   tape.fast_forward = (mode & AUTOPLAY_FFWD);
 956   tape.warp_forward = (mode & AUTOPLAY_WARP);
 957   tape.deactivate_display = (mode & AUTOPLAY_WARP_NO_DISPLAY);
 958
 959   tape.pausing = FALSE;
 960
 961   if (tape.deactivate_display)
 962     TapeDeactivateDisplayOn();
 963
 964   DrawVideoDisplayCurrentState();
 965 }
 966
 967 static void TapeStopWarpForward()
 968 {
 969   tape.fast_forward = FALSE;
 970   tape.warp_forward = FALSE;
 971   tape.deactivate_display = FALSE;
 972
 973   tape.pause_before_end = FALSE;
 974
 975   TapeDeactivateDisplayOff(game_status == GAME_MODE_PLAYING);
 976
 977   DrawVideoDisplayCurrentState();
 978 }
 979
 980 static void TapeSingleStep()
 981 {
 982   if (network.enabled)
 983     return;
 984
 985   if (!tape.pausing)
 986     TapeTogglePause(TAPE_TOGGLE_MANUAL);
 987
 988   tape.single_step = !tape.single_step;
 989
 990   DrawVideoDisplay(VIDEO_STATE_1STEP(tape.single_step), 0);
 991 }
 992
 993 void TapeQuickSave()
 994 {
 995   if (game_status == GAME_MODE_MAIN)
 996   {
 997     Request("No game that can be saved!", REQ_CONFIRM);
 998
 999     return;
1000   }
1001
1002   if (game_status != GAME_MODE_PLAYING)
1003     return;
1004
1005   if (tape.recording)
1006     TapeHaltRecording();        /* prepare tape for saving on-the-fly */
1007
1008   if (TAPE_IS_EMPTY(tape))
1009   {
1010     Request("No tape that can be saved!", REQ_CONFIRM);
1011
1012     return;
1013   }
1014
1015   if (SaveTapeChecked(tape.level_nr))
1016     SaveEngineSnapshotSingle();
1017 }
1018
1019 void TapeQuickLoad()
1020 {
1021   char *filename = getTapeFilename(level_nr);
1022
1023   if (!fileExists(filename))
1024   {
1025     Request("No tape for this level!", REQ_CONFIRM);
1026
1027     return;
1028   }
1029
1030   if (tape.recording && !Request("Stop recording and load tape?",
1031                                  REQ_ASK | REQ_STAY_CLOSED))
1032   {
1033     OpenDoor(DOOR_OPEN_1 | DOOR_COPY_BACK);
1034
1035     return;
1036   }
1037
1038   if (game_status != GAME_MODE_PLAYING && game_status != GAME_MODE_MAIN)
1039     return;
1040
1041   if (CheckEngineSnapshotSingle())
1042   {
1043     TapeStartGamePlaying();
1044
1045     LoadEngineSnapshotSingle();
1046
1047     DrawCompleteVideoDisplay();
1048
1049     tape.playing = TRUE;
1050     tape.pausing = TRUE;
1051
1052     TapeStopWarpForward();
1053     TapeAppendRecording();
1054
1055     // restart step/move snapshots after quick loading tape
1056     SaveEngineSnapshotToListInitial();
1057
1058     if (FrameCounter > 0)
1059       return;
1060   }
1061
1062   TapeStop();
1063   TapeErase();
1064
1065   LoadTape(level_nr);
1066
1067   if (!TAPE_IS_EMPTY(tape))
1068   {
1069     TapeStartGamePlaying();
1070     TapeStartWarpForward(AUTOPLAY_MODE_WARP_NO_DISPLAY);
1071
1072     tape.quick_resume = TRUE;
1073   }
1074   else  /* this should not happen (basically checked above) */
1075   {
1076     int reopen_door = (game_status == GAME_MODE_PLAYING ? REQ_REOPEN : 0);
1077
1078     Request("No tape for this level!", REQ_CONFIRM | reopen_door);
1079   }
1080 }
1081
1082 boolean hasSolutionTape()
1083 {
1084   boolean tape_file_exists = fileExists(getSolutionTapeFilename(level_nr));
1085   boolean level_has_tape = (level.game_engine_type == GAME_ENGINE_TYPE_SP &&
1086                             level.native_sp_level->demo.is_available);
1087
1088   return (tape_file_exists || level_has_tape);
1089 }
1090
1091 boolean InsertSolutionTape()
1092 {
1093   if (!hasSolutionTape())
1094   {
1095     Request("No solution tape for this level!", REQ_CONFIRM);
1096
1097     return FALSE;
1098   }
1099
1100   if (!TAPE_IS_STOPPED(tape))
1101     TapeStop();
1102
1103   // if tape recorder already contains a tape, remove it without asking
1104   TapeErase();
1105
1106   LoadSolutionTape(level_nr);
1107
1108   DrawCompleteVideoDisplay();
1109
1110   if (TAPE_IS_EMPTY(tape))
1111   {
1112     Request("Loading solution tape for this level failed!", REQ_CONFIRM);
1113
1114     return FALSE;
1115   }
1116
1117   return TRUE;
1118 }
1119
1120 boolean PlaySolutionTape()
1121 {
1122   if (!InsertSolutionTape())
1123     return FALSE;
1124
1125   TapeStartGamePlaying();
1126
1127   return TRUE;
1128 }
1129
1130
1131 /* ------------------------------------------------------------------------- *
1132  * tape autoplay functions
1133  * ------------------------------------------------------------------------- */
1134
1135 void AutoPlayTape()
1136 {
1137   static LevelDirTree *autoplay_leveldir = NULL;
1138   static boolean autoplay_initialized = FALSE;
1139   static int autoplay_level_nr = -1;
1140   static int num_levels_played = 0;
1141   static int num_levels_solved = 0;
1142   static int num_tape_missing = 0;
1143   static boolean level_failed[MAX_TAPES_PER_SET];
1144   int i;
1145
1146   if (autoplay_initialized)
1147   {
1148     /* just finished auto-playing tape */
1149     PrintTapeReplayProgress(TRUE);
1150
1151     num_levels_played++;
1152
1153     if (tape.auto_play_level_solved)
1154       num_levels_solved++;
1155     else if (level_nr >= 0 && level_nr < MAX_TAPES_PER_SET)
1156       level_failed[level_nr] = TRUE;
1157   }
1158   else
1159   {
1160     DrawCompleteVideoDisplay();
1161
1162     audio.sound_enabled = FALSE;
1163     setup.engine_snapshot_mode = getStringCopy(STR_SNAPSHOT_MODE_OFF);
1164
1165     autoplay_leveldir = getTreeInfoFromIdentifier(leveldir_first,
1166                                                   global.autoplay_leveldir);
1167
1168     if (autoplay_leveldir == NULL)
1169       Error(ERR_EXIT, "no such level identifier: '%s'",
1170             global.autoplay_leveldir);
1171
1172     leveldir_current = autoplay_leveldir;
1173
1174     if (autoplay_leveldir->first_level < 0)
1175       autoplay_leveldir->first_level = 0;
1176     if (autoplay_leveldir->last_level >= MAX_TAPES_PER_SET)
1177       autoplay_leveldir->last_level = MAX_TAPES_PER_SET - 1;
1178
1179     autoplay_level_nr = autoplay_leveldir->first_level;
1180
1181     PrintLine("=", 79);
1182     Print("Automatically playing level tapes\n");
1183     PrintLine("-", 79);
1184     Print("Level series identifier: '%s'\n", autoplay_leveldir->identifier);
1185     Print("Level series name:       '%s'\n", autoplay_leveldir->name);
1186     Print("Level series author:     '%s'\n", autoplay_leveldir->author);
1187     Print("Number of levels:        %d\n",   autoplay_leveldir->levels);
1188     PrintLine("=", 79);
1189     Print("\n");
1190
1191     for (i = 0; i < MAX_TAPES_PER_SET; i++)
1192       level_failed[i] = FALSE;
1193
1194     autoplay_initialized = TRUE;
1195   }
1196
1197   while (autoplay_level_nr <= autoplay_leveldir->last_level)
1198   {
1199     level_nr = autoplay_level_nr++;
1200
1201     if (!global.autoplay_all && !global.autoplay_level[level_nr])
1202       continue;
1203
1204     TapeErase();
1205
1206     LoadLevel(level_nr);
1207
1208     if (level.no_level_file || level.no_valid_file)
1209     {
1210       Print("Level %03d: (no level)\n", level_nr);
1211
1212       continue;
1213     }
1214
1215 #if 0
1216     /* ACTIVATE THIS FOR LOADING/TESTING OF LEVELS ONLY */
1217     Print("Level %03d: (only testing level)\n", level_nr);
1218     continue;
1219 #endif
1220
1221     if (options.mytapes)
1222       LoadTape(level_nr);
1223     else
1224       LoadSolutionTape(level_nr);
1225
1226     if (tape.no_valid_file)
1227     {
1228       num_tape_missing++;
1229
1230       Print("Level %03d: (no tape)\n", level_nr);
1231
1232       continue;
1233     }
1234
1235     InitCounter();
1236
1237     TapeStartGamePlaying();
1238     TapeStartWarpForward(global.autoplay_mode);
1239
1240     return;
1241   }
1242
1243   Print("\n");
1244   PrintLine("=", 79);
1245   Print("Number of levels played: %d\n", num_levels_played);
1246   Print("Number of levels solved: %d (%d%%)\n", num_levels_solved,
1247          (num_levels_played ? num_levels_solved * 100 / num_levels_played :0));
1248   PrintLine("-", 79);
1249   Print("Summary (for automatic parsing by scripts):\n");
1250   Print("LEVELDIR '%s', SOLVED %d/%d (%d%%)",
1251          autoplay_leveldir->identifier, num_levels_solved, num_levels_played,
1252          (num_levels_played ? num_levels_solved * 100 / num_levels_played :0));
1253
1254   if (num_levels_played != num_levels_solved)
1255   {
1256     Print(", FAILED:");
1257     for (i = 0; i < MAX_TAPES_PER_SET; i++)
1258       if (level_failed[i])
1259         Print(" %03d", i);
1260   }
1261
1262   Print("\n");
1263   PrintLine("=", 79);
1264
1265   CloseAllAndExit(0);
1266 }
1267
1268
1269 /* ---------- new tape button stuff ---------------------------------------- */
1270
1271 static struct
1272 {
1273   int graphic;
1274   struct XY *pos;
1275   int gadget_id;
1276   char *infotext;
1277 } tapebutton_info[NUM_TAPE_BUTTONS] =
1278 {
1279   {
1280     IMG_GFX_TAPE_BUTTON_EJECT,          &tape.button.eject,
1281     TAPE_CTRL_ID_EJECT,                 "eject tape"
1282   },
1283   {
1284     /* (same position as "eject" button) */
1285     IMG_GFX_TAPE_BUTTON_EXTRA,          &tape.button.eject,
1286     TAPE_CTRL_ID_EXTRA,                 "extra functions"
1287   },
1288   {
1289     IMG_GFX_TAPE_BUTTON_STOP,           &tape.button.stop,
1290     TAPE_CTRL_ID_STOP,                  "stop tape"
1291   },
1292   {
1293     IMG_GFX_TAPE_BUTTON_PAUSE,          &tape.button.pause,
1294     TAPE_CTRL_ID_PAUSE,                 "pause tape"
1295   },
1296   {
1297     IMG_GFX_TAPE_BUTTON_RECORD,         &tape.button.record,
1298     TAPE_CTRL_ID_RECORD,                "record tape"
1299   },
1300   {
1301     IMG_GFX_TAPE_BUTTON_PLAY,           &tape.button.play,
1302     TAPE_CTRL_ID_PLAY,                  "play tape"
1303   },
1304   {
1305     IMG_GFX_TAPE_BUTTON_INSERT_SOLUTION,&tape.button.insert_solution,
1306     TAPE_CTRL_ID_INSERT_SOLUTION,       "insert solution tape"
1307   },
1308   {
1309     IMG_GFX_TAPE_BUTTON_PLAY_SOLUTION,  &tape.button.play_solution,
1310     TAPE_CTRL_ID_PLAY_SOLUTION,         "play solution tape"
1311   }
1312 };
1313
1314 void CreateTapeButtons()
1315 {
1316   int i;
1317
1318   for (i = 0; i < NUM_TAPE_BUTTONS; i++)
1319   {
1320     int graphic = tapebutton_info[i].graphic;
1321     struct GraphicInfo *gfx = &graphic_info[graphic];
1322     struct XY *pos = tapebutton_info[i].pos;
1323     struct GadgetInfo *gi;
1324     int gd_x = gfx->src_x;
1325     int gd_y = gfx->src_y;
1326     int gd_xp = gfx->src_x + gfx->pressed_xoffset;
1327     int gd_yp = gfx->src_y + gfx->pressed_yoffset;
1328     int id = i;
1329
1330     gi = CreateGadget(GDI_CUSTOM_ID, id,
1331                       GDI_IMAGE_ID, graphic,
1332                       GDI_INFO_TEXT, tapebutton_info[i].infotext,
1333                       GDI_X, VX + pos->x,
1334                       GDI_Y, VY + pos->y,
1335                       GDI_WIDTH, gfx->width,
1336                       GDI_HEIGHT, gfx->height,
1337                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
1338                       GDI_STATE, GD_BUTTON_UNPRESSED,
1339                       GDI_DESIGN_UNPRESSED, gfx->bitmap, gd_x, gd_y,
1340                       GDI_DESIGN_PRESSED, gfx->bitmap, gd_xp, gd_yp,
1341                       GDI_DIRECT_DRAW, FALSE,
1342                       GDI_EVENT_MASK, GD_EVENT_RELEASED,
1343                       GDI_CALLBACK_ACTION, HandleTapeButtons,
1344                       GDI_END);
1345
1346     if (gi == NULL)
1347       Error(ERR_EXIT, "cannot create gadget");
1348
1349     tape_gadget[id] = gi;
1350   }
1351 }
1352
1353 void FreeTapeButtons()
1354 {
1355   int i;
1356
1357   for (i = 0; i < NUM_TAPE_BUTTONS; i++)
1358     FreeGadget(tape_gadget[i]);
1359 }
1360
1361 void MapTapeEjectButton()
1362 {
1363   UnmapGadget(tape_gadget[TAPE_CTRL_ID_EXTRA]);
1364   MapGadget(tape_gadget[TAPE_CTRL_ID_EJECT]);
1365 }
1366
1367 void MapTapeWarpButton()
1368 {
1369   UnmapGadget(tape_gadget[TAPE_CTRL_ID_EJECT]);
1370   MapGadget(tape_gadget[TAPE_CTRL_ID_EXTRA]);
1371 }
1372
1373 void MapTapeButtons()
1374 {
1375   int i;
1376
1377   for (i = 0; i < NUM_TAPE_BUTTONS; i++)
1378     if (i != TAPE_CTRL_ID_EXTRA)
1379       MapGadget(tape_gadget[i]);
1380
1381   if (tape.recording || tape.playing)
1382     MapTapeWarpButton();
1383
1384   if (tape.show_game_buttons)
1385     MapGameButtonsOnTape();
1386 }
1387
1388 void UnmapTapeButtons()
1389 {
1390   int i;
1391
1392   for (i = 0; i < NUM_TAPE_BUTTONS; i++)
1393     UnmapGadget(tape_gadget[i]);
1394
1395   if (tape.show_game_buttons)
1396     UnmapGameButtonsOnTape();
1397 }
1398
1399 void RedrawTapeButtons()
1400 {
1401   int i;
1402
1403   for (i = 0; i < NUM_TAPE_BUTTONS; i++)
1404     RedrawGadget(tape_gadget[i]);
1405
1406   if (tape.show_game_buttons)
1407     RedrawGameButtonsOnTape();
1408
1409   // RedrawGadget() may have set REDRAW_ALL if buttons are defined off-area
1410   redraw_mask &= ~REDRAW_ALL;
1411 }
1412
1413 void RedrawOrRemapTapeButtons()
1414 {
1415   if (tape_gadget[TAPE_CTRL_ID_PLAY]->mapped)
1416   {
1417     // tape buttons already mapped
1418     RedrawTapeButtons();
1419   }
1420   else
1421   {
1422     UnmapTapeButtons();
1423     MapTapeButtons();
1424   }
1425 }
1426
1427 static void HandleTapeButtonsExt(int id)
1428 {
1429   if (game_status != GAME_MODE_MAIN && game_status != GAME_MODE_PLAYING)
1430     return;
1431
1432   switch (id)
1433   {
1434     case TAPE_CTRL_ID_EJECT:
1435       TapeStop();
1436
1437       if (TAPE_IS_EMPTY(tape))
1438       {
1439         LoadTape(level_nr);
1440
1441         if (TAPE_IS_EMPTY(tape))
1442           Request("No tape for this level!", REQ_CONFIRM);
1443       }
1444       else
1445       {
1446         if (tape.changed)
1447           SaveTapeChecked(level_nr);
1448
1449         TapeErase();
1450       }
1451
1452       DrawCompleteVideoDisplay();
1453       break;
1454
1455     case TAPE_CTRL_ID_EXTRA:
1456       if (tape.playing)
1457       {
1458         tape.pause_before_end = !tape.pause_before_end;
1459
1460         DrawVideoDisplayCurrentState();
1461       }
1462       else if (tape.recording)
1463       {
1464         TapeSingleStep();
1465       }
1466
1467       break;
1468
1469     case TAPE_CTRL_ID_STOP:
1470       TapeStop();
1471
1472       break;
1473
1474     case TAPE_CTRL_ID_PAUSE:
1475       TapeTogglePause(TAPE_TOGGLE_MANUAL);
1476
1477       break;
1478
1479     case TAPE_CTRL_ID_RECORD:
1480       if (TAPE_IS_STOPPED(tape))
1481       {
1482         TapeStartGameRecording();
1483       }
1484       else if (tape.pausing)
1485       {
1486         if (tape.playing)                       /* PLAY -> PAUSE -> RECORD */
1487           TapeAppendRecording();
1488         else
1489           TapeTogglePause(TAPE_TOGGLE_MANUAL);
1490       }
1491
1492       break;
1493
1494     case TAPE_CTRL_ID_PLAY:
1495       if (tape.recording && tape.pausing)       /* PAUSE -> RECORD */
1496       {
1497         // ("TAPE_IS_EMPTY(tape)" is TRUE here -- probably fix this)
1498
1499         TapeTogglePause(TAPE_TOGGLE_MANUAL);
1500       }
1501
1502       if (TAPE_IS_EMPTY(tape))
1503         break;
1504
1505       if (TAPE_IS_STOPPED(tape))
1506       {
1507         TapeStartGamePlaying();
1508       }
1509       else if (tape.playing)
1510       {
1511         if (tape.pausing)                       /* PAUSE -> PLAY */
1512         {
1513           TapeTogglePause(TAPE_TOGGLE_MANUAL | TAPE_TOGGLE_PLAY_PAUSE);
1514         }
1515         else if (!tape.fast_forward)            /* PLAY -> FFWD */
1516         {
1517           tape.fast_forward = TRUE;
1518         }
1519         else if (!tape.warp_forward)            /* FFWD -> WARP */
1520         {
1521           tape.warp_forward = TRUE;
1522         }
1523         else if (!tape.deactivate_display)      /* WARP -> WARP BLIND */
1524         {
1525           tape.deactivate_display = TRUE;
1526
1527           TapeDeactivateDisplayOn();
1528         }
1529         else                                    /* WARP BLIND -> PLAY */
1530         {
1531           tape.fast_forward = FALSE;
1532           tape.warp_forward = FALSE;
1533           tape.deactivate_display = FALSE;
1534
1535           TapeDeactivateDisplayOff(game_status == GAME_MODE_PLAYING);
1536         }
1537
1538         DrawVideoDisplayCurrentState();
1539       }
1540
1541       break;
1542
1543     case TAPE_CTRL_ID_INSERT_SOLUTION:
1544       InsertSolutionTape();
1545
1546       break;
1547
1548     case TAPE_CTRL_ID_PLAY_SOLUTION:
1549       PlaySolutionTape();
1550
1551       break;
1552
1553     default:
1554       break;
1555   }
1556 }
1557
1558 static void HandleTapeButtons(struct GadgetInfo *gi)
1559 {
1560   HandleTapeButtonsExt(gi->custom_id);
1561 }
1562
1563 void HandleTapeButtonKeys(Key key)
1564 {
1565   boolean eject_button_is_active = TAPE_IS_STOPPED(tape);
1566   boolean extra_button_is_active = !eject_button_is_active;
1567
1568   if (key == setup.shortcut.tape_eject && eject_button_is_active)
1569     HandleTapeButtonsExt(TAPE_CTRL_ID_EJECT);
1570   else if (key == setup.shortcut.tape_extra && extra_button_is_active)
1571     HandleTapeButtonsExt(TAPE_CTRL_ID_EXTRA);
1572   else if (key == setup.shortcut.tape_stop)
1573     HandleTapeButtonsExt(TAPE_CTRL_ID_STOP);
1574   else if (key == setup.shortcut.tape_pause)
1575     HandleTapeButtonsExt(TAPE_CTRL_ID_PAUSE);
1576   else if (key == setup.shortcut.tape_record)
1577     HandleTapeButtonsExt(TAPE_CTRL_ID_RECORD);
1578   else if (key == setup.shortcut.tape_play)
1579     HandleTapeButtonsExt(TAPE_CTRL_ID_PLAY);
1580 }