rnd-20100214-1-src
[rocksndiamonds.git] / src / tape.c
1 /***********************************************************
2 * Rocks'n'Diamonds -- McDuffin Strikes Back!               *
3 *----------------------------------------------------------*
4 * (c) 1995-2006 Artsoft Entertainment                      *
5 *               Holger Schemel                             *
6 *               Detmolder Strasse 189                      *
7 *               33604 Bielefeld                            *
8 *               Germany                                    *
9 *               e-mail: info@artsoft.org                   *
10 *----------------------------------------------------------*
11 * tape.c                                                   *
12 ***********************************************************/
13
14 #include "libgame/libgame.h"
15
16 #include "tape.h"
17 #include "init.h"
18 #include "game.h"
19 #include "tools.h"
20 #include "files.h"
21 #include "network.h"
22 #include "cartoons.h"
23
24 /* tape button identifiers */
25 #define TAPE_CTRL_ID_EJECT                      0
26 #define TAPE_CTRL_ID_EXTRA                      1
27 #define TAPE_CTRL_ID_STOP                       2
28 #define TAPE_CTRL_ID_PAUSE                      3
29 #define TAPE_CTRL_ID_RECORD                     4
30 #define TAPE_CTRL_ID_PLAY                       5
31
32 #define NUM_TAPE_BUTTONS                        6
33
34 /* values for tape handling */
35 #define TAPE_PAUSE_SECONDS_BEFORE_DEATH         5
36
37 /* forward declaration for internal use */
38 static void HandleTapeButtons(struct GadgetInfo *);
39 static void TapeStopWarpForward();
40
41 static struct GadgetInfo *tape_gadget[NUM_TAPE_BUTTONS];
42
43
44 /* ========================================================================= */
45 /* video tape definitions                                                    */
46 /* ========================================================================= */
47
48 /* some positions in the video tape control window */
49 #define VIDEO_DATE_LABEL_XPOS           (VIDEO_DISPLAY1_XPOS)
50 #define VIDEO_DATE_LABEL_YPOS           (VIDEO_DISPLAY1_YPOS)
51 #define VIDEO_DATE_LABEL_XSIZE          (VIDEO_DISPLAY_XSIZE)
52 #define VIDEO_DATE_LABEL_YSIZE          (VIDEO_DISPLAY_YSIZE)
53 #define VIDEO_DATE_XPOS                 (VIDEO_DISPLAY1_XPOS + 2)
54 #define VIDEO_DATE_YPOS                 (VIDEO_DISPLAY1_YPOS + 14)
55 #define VIDEO_DATE_XSIZE                (VIDEO_DISPLAY_XSIZE)
56 #define VIDEO_DATE_YSIZE                16
57 #define VIDEO_REC_LABEL_XPOS            (VIDEO_DISPLAY2_XPOS)
58 #define VIDEO_REC_LABEL_YPOS            (VIDEO_DISPLAY2_YPOS)
59 #define VIDEO_REC_LABEL_XSIZE           20
60 #define VIDEO_REC_LABEL_YSIZE           12
61 #define VIDEO_REC_SYMBOL_XPOS           (VIDEO_DISPLAY2_XPOS + 20)
62 #define VIDEO_REC_SYMBOL_YPOS           (VIDEO_DISPLAY2_YPOS)
63 #define VIDEO_REC_SYMBOL_XSIZE          16
64 #define VIDEO_REC_SYMBOL_YSIZE          16
65 #define VIDEO_PLAY_LABEL_XPOS           (VIDEO_DISPLAY2_XPOS + 65)
66 #define VIDEO_PLAY_LABEL_YPOS           (VIDEO_DISPLAY2_YPOS)
67 #define VIDEO_PLAY_LABEL_XSIZE          22
68 #define VIDEO_PLAY_LABEL_YSIZE          12
69 #define VIDEO_PLAY_SYMBOL_XPOS          (VIDEO_DISPLAY2_XPOS + 52)
70 #define VIDEO_PLAY_SYMBOL_YPOS          (VIDEO_DISPLAY2_YPOS)
71 #define VIDEO_PLAY_SYMBOL_XSIZE         11
72 #define VIDEO_PLAY_SYMBOL_YSIZE         13
73 #define VIDEO_PAUSE_LABEL_XPOS          (VIDEO_DISPLAY2_XPOS)
74 #define VIDEO_PAUSE_LABEL_YPOS          (VIDEO_DISPLAY2_YPOS + 20)
75 #define VIDEO_PAUSE_LABEL_XSIZE         35
76 #define VIDEO_PAUSE_LABEL_YSIZE         8
77 #define VIDEO_PAUSE_SYMBOL_XPOS         (VIDEO_DISPLAY2_XPOS + 35)
78 #define VIDEO_PAUSE_SYMBOL_YPOS         (VIDEO_DISPLAY2_YPOS)
79 #define VIDEO_PAUSE_SYMBOL_XSIZE        17
80 #define VIDEO_PAUSE_SYMBOL_YSIZE        13
81 #define VIDEO_TIME_XPOS                 (VIDEO_DISPLAY2_XPOS + 39)
82 #define VIDEO_TIME_YPOS                 (VIDEO_DISPLAY2_YPOS + 14)
83 #define VIDEO_TIME_XSIZE                50
84 #define VIDEO_TIME_YSIZE                16
85
86 /* some default values for tape labels and symbols */
87 #define VIDEO_LABEL_XPOS                5
88 #define VIDEO_LABEL_YPOS                42
89 #define VIDEO_LABEL_XSIZE               40
90 #define VIDEO_LABEL_YSIZE               28
91 #define VIDEO_SYMBOL_XPOS               39
92 #define VIDEO_SYMBOL_YPOS               42
93 #define VIDEO_SYMBOL_XSIZE              56
94 #define VIDEO_SYMBOL_YSIZE              13
95
96 /* values for certain tape labels and symbols */
97 #define VIDEO_FFWD_LABEL_XPOS           VIDEO_LABEL_XPOS
98 #define VIDEO_FFWD_LABEL_YPOS           193
99 #define VIDEO_FFWD_LABEL_XSIZE          VIDEO_LABEL_XSIZE
100 #define VIDEO_FFWD_LABEL_YSIZE          VIDEO_LABEL_YSIZE
101 #define VIDEO_FFWD_SYMBOL_XPOS          VIDEO_SYMBOL_XPOS
102 #define VIDEO_FFWD_SYMBOL_YPOS          193
103 #define VIDEO_FFWD_SYMBOL_XSIZE         27
104 #define VIDEO_FFWD_SYMBOL_YSIZE         VIDEO_SYMBOL_YSIZE
105
106 #define VIDEO_PBEND_LABEL_XPOS          VIDEO_LABEL_XPOS
107 #define VIDEO_PBEND_LABEL_YPOS          221
108 #define VIDEO_PBEND_LABEL_XSIZE         VIDEO_LABEL_XSIZE
109 #define VIDEO_PBEND_LABEL_YSIZE         VIDEO_LABEL_YSIZE
110 #define VIDEO_PBEND_SYMBOL_XPOS         VIDEO_SYMBOL_XPOS
111 #define VIDEO_PBEND_SYMBOL_YPOS         221
112 #define VIDEO_PBEND_SYMBOL_XSIZE        27
113 #define VIDEO_PBEND_SYMBOL_YSIZE        VIDEO_SYMBOL_YSIZE
114
115 #define VIDEO_WARP_LABEL_XPOS           VIDEO_LABEL_XPOS
116 #define VIDEO_WARP_LABEL_YPOS           165
117 #define VIDEO_WARP_LABEL_XSIZE          VIDEO_LABEL_XSIZE
118 #define VIDEO_WARP_LABEL_YSIZE          VIDEO_LABEL_YSIZE
119 #define VIDEO_WARP_SYMBOL_XPOS          VIDEO_SYMBOL_XPOS
120 #define VIDEO_WARP_SYMBOL_YPOS          165
121 #define VIDEO_WARP_SYMBOL_XSIZE         27
122 #define VIDEO_WARP_SYMBOL_YSIZE         VIDEO_SYMBOL_YSIZE
123 #define VIDEO_WARP2_SYMBOL_XPOS         VIDEO_SYMBOL_XPOS
124 #define VIDEO_WARP2_SYMBOL_YPOS         152
125 #define VIDEO_WARP2_SYMBOL_XSIZE        27
126 #define VIDEO_WARP2_SYMBOL_YSIZE        VIDEO_SYMBOL_YSIZE
127
128 #define VIDEO_1STEP_SYMBOL_XPOS         (VIDEO_SYMBOL_XPOS + 18)
129 #define VIDEO_1STEP_SYMBOL_YPOS         139
130 #define VIDEO_1STEP_SYMBOL_XSIZE        (VIDEO_SYMBOL_XSIZE - 18)
131 #define VIDEO_1STEP_SYMBOL_YSIZE        VIDEO_SYMBOL_YSIZE
132
133 #define PG_X3(x)                        (DOOR_GFX_PAGEX3 + (x))
134 #define PG_X4(x)                        (DOOR_GFX_PAGEX4 + (x))
135 #define PG_X5(x)                        (DOOR_GFX_PAGEX5 + (x))
136 #define PG_X6(x)                        (DOOR_GFX_PAGEX6 + (x))
137
138 #define PG_Y1(y)                        (DOOR_GFX_PAGEY1 + (y))
139 #define PG_Y2(y)                        (DOOR_GFX_PAGEY2 + (y))
140
141 #define VIDEO_INFO_OFF                  (VIDEO_STATE_DATE_OFF   |       \
142                                          VIDEO_STATE_TIME_OFF)
143 #define VIDEO_STATE_OFF                 (VIDEO_STATE_PLAY_OFF   |       \
144                                          VIDEO_STATE_REC_OFF    |       \
145                                          VIDEO_STATE_PAUSE_OFF  |       \
146                                          VIDEO_STATE_FFWD_OFF   |       \
147                                          VIDEO_STATE_PBEND_OFF  |       \
148                                          VIDEO_STATE_1STEP_OFF)
149 #define VIDEO_PRESS_OFF                 (VIDEO_PRESS_PLAY_OFF   |       \
150                                          VIDEO_PRESS_REC_OFF    |       \
151                                          VIDEO_PRESS_PAUSE_OFF  |       \
152                                          VIDEO_PRESS_STOP_OFF   |       \
153                                          VIDEO_PRESS_EJECT_OFF)
154 #define VIDEO_ALL_OFF                   (VIDEO_INFO_OFF         |       \
155                                          VIDEO_STATE_OFF        |       \
156                                          VIDEO_PRESS_OFF)
157
158 #define VIDEO_INFO_ON                   (VIDEO_STATE_DATE_ON    |       \
159                                          VIDEO_STATE_TIME_ON)
160 #define VIDEO_STATE_ON                  (VIDEO_STATE_PLAY_ON    |       \
161                                          VIDEO_STATE_REC_ON     |       \
162                                          VIDEO_STATE_PAUSE_ON   |       \
163                                          VIDEO_STATE_FFWD_ON    |       \
164                                          VIDEO_STATE_PBEND_ON   |       \
165                                          VIDEO_STATE_1STEP_ON)
166 #define VIDEO_PRESS_ON                  (VIDEO_PRESS_PLAY_ON    |       \
167                                          VIDEO_PRESS_REC_ON     |       \
168                                          VIDEO_PRESS_PAUSE_ON   |       \
169                                          VIDEO_PRESS_STOP_ON    |       \
170                                          VIDEO_PRESS_EJECT_ON)
171 #define VIDEO_ALL_ON                    (VIDEO_INFO_ON          |       \
172                                          VIDEO_STATE_ON         |       \
173                                          VIDEO_PRESS_ON)
174
175 #define VIDEO_INFO                      (VIDEO_INFO_ON | VIDEO_INFO_OFF)
176 #define VIDEO_STATE                     (VIDEO_STATE_ON | VIDEO_STATE_OFF)
177 #define VIDEO_PRESS                     (VIDEO_PRESS_ON | VIDEO_PRESS_OFF)
178 #define VIDEO_ALL                       (VIDEO_ALL_ON | VIDEO_ALL_OFF)
179
180 #define NUM_TAPE_FUNCTIONS              10
181 #define NUM_TAPE_FUNCTION_PARTS         2
182 #define NUM_TAPE_FUNCTION_STATES        2
183
184
185 /* ========================================================================= */
186 /* video display functions                                                   */
187 /* ========================================================================= */
188
189 void DrawVideoDisplay(unsigned long state, unsigned long value)
190 {
191   int i, j, k;
192   static char *monatsname[12] =
193   {
194     "JAN", "FEB", "MAR", "APR", "MAY", "JUN",
195     "JUL", "AUG", "SEP", "OCT", "NOV", "DEC"
196   };
197   static struct
198   {
199     int gd_x1, gd_y1;
200     int gd_x2, gd_y2;
201     int x, y;
202     int width, height;
203   }
204   video_pos[NUM_TAPE_FUNCTIONS][NUM_TAPE_FUNCTION_PARTS] =
205   {
206     {
207       {
208         PG_X4(VIDEO_PLAY_LABEL_XPOS),   PG_Y2(VIDEO_PLAY_LABEL_YPOS),
209         PG_X3(VIDEO_PLAY_LABEL_XPOS),   PG_Y2(VIDEO_PLAY_LABEL_YPOS),
210         VIDEO_PLAY_LABEL_XPOS,          VIDEO_PLAY_LABEL_YPOS,
211         VIDEO_PLAY_LABEL_XSIZE,         VIDEO_PLAY_LABEL_YSIZE
212       },
213       {
214         PG_X4(VIDEO_PLAY_SYMBOL_XPOS),  PG_Y2(VIDEO_PLAY_SYMBOL_YPOS),
215         PG_X3(VIDEO_PLAY_SYMBOL_XPOS),  PG_Y2(VIDEO_PLAY_SYMBOL_YPOS),
216         VIDEO_PLAY_SYMBOL_XPOS,         VIDEO_PLAY_SYMBOL_YPOS,
217         VIDEO_PLAY_SYMBOL_XSIZE,        VIDEO_PLAY_SYMBOL_YSIZE
218       }
219     },
220     {
221       {
222         PG_X4(VIDEO_REC_LABEL_XPOS),    PG_Y2(VIDEO_REC_LABEL_YPOS),
223         PG_X3(VIDEO_REC_LABEL_XPOS),    PG_Y2(VIDEO_REC_LABEL_YPOS),
224         VIDEO_REC_LABEL_XPOS,           VIDEO_REC_LABEL_YPOS,
225         VIDEO_REC_LABEL_XSIZE,          VIDEO_REC_LABEL_YSIZE
226       },
227       {
228         PG_X4(VIDEO_REC_SYMBOL_XPOS),   PG_Y2(VIDEO_REC_SYMBOL_YPOS),
229         PG_X3(VIDEO_REC_SYMBOL_XPOS),   PG_Y2(VIDEO_REC_SYMBOL_YPOS),
230         VIDEO_REC_SYMBOL_XPOS,          VIDEO_REC_SYMBOL_YPOS,
231         VIDEO_REC_SYMBOL_XSIZE,         VIDEO_REC_SYMBOL_YSIZE
232       }
233     },
234     {
235       {
236         PG_X4(VIDEO_PAUSE_LABEL_XPOS),  PG_Y2(VIDEO_PAUSE_LABEL_YPOS),
237         PG_X3(VIDEO_PAUSE_LABEL_XPOS),  PG_Y2(VIDEO_PAUSE_LABEL_YPOS),
238         VIDEO_PAUSE_LABEL_XPOS,         VIDEO_PAUSE_LABEL_YPOS,
239         VIDEO_PAUSE_LABEL_XSIZE,        VIDEO_PAUSE_LABEL_YSIZE
240       },
241       {
242         PG_X4(VIDEO_PAUSE_SYMBOL_XPOS), PG_Y2(VIDEO_PAUSE_SYMBOL_YPOS),
243         PG_X3(VIDEO_PAUSE_SYMBOL_XPOS), PG_Y2(VIDEO_PAUSE_SYMBOL_YPOS),
244         VIDEO_PAUSE_SYMBOL_XPOS,        VIDEO_PAUSE_SYMBOL_YPOS,
245         VIDEO_PAUSE_SYMBOL_XSIZE,       VIDEO_PAUSE_SYMBOL_YSIZE
246       }
247     },
248     {
249       {
250         PG_X4(VIDEO_DATE_LABEL_XPOS),   PG_Y2(VIDEO_DATE_LABEL_YPOS),
251         PG_X3(VIDEO_DATE_LABEL_XPOS),   PG_Y2(VIDEO_DATE_LABEL_YPOS),
252         VIDEO_DATE_LABEL_XPOS,          VIDEO_DATE_LABEL_YPOS,
253         VIDEO_DATE_LABEL_XSIZE,         VIDEO_DATE_LABEL_YSIZE
254       },
255       {
256         PG_X4(VIDEO_DATE_XPOS),         PG_Y2(VIDEO_DATE_YPOS),
257         PG_X3(VIDEO_DATE_XPOS),         PG_Y2(VIDEO_DATE_YPOS),
258         VIDEO_DATE_XPOS,                VIDEO_DATE_YPOS,
259         VIDEO_DATE_XSIZE,               VIDEO_DATE_YSIZE
260       }
261     },
262     {
263       {
264         -1,                             -1,
265         -1,                             -1,
266         -1,                             -1,
267         -1,                             -1
268       },
269       {
270         PG_X4(VIDEO_TIME_XPOS),         PG_Y2(VIDEO_TIME_YPOS),
271         PG_X3(VIDEO_TIME_XPOS),         PG_Y2(VIDEO_TIME_YPOS),
272         VIDEO_TIME_XPOS,                VIDEO_TIME_YPOS,
273         VIDEO_TIME_XSIZE,               VIDEO_TIME_YSIZE
274       }
275     },
276     {
277       {
278         PG_X6(VIDEO_FFWD_LABEL_XPOS),   PG_Y1(VIDEO_FFWD_LABEL_YPOS),
279         PG_X3(VIDEO_LABEL_XPOS),        PG_Y2(VIDEO_LABEL_YPOS),
280         VIDEO_LABEL_XPOS,               VIDEO_LABEL_YPOS,
281         VIDEO_LABEL_XSIZE,              VIDEO_LABEL_YSIZE
282       },
283       {
284         PG_X6(VIDEO_FFWD_SYMBOL_XPOS),  PG_Y1(VIDEO_FFWD_SYMBOL_YPOS),
285         PG_X3(VIDEO_FFWD_SYMBOL_XPOS),  PG_Y2(VIDEO_SYMBOL_YPOS),
286         VIDEO_SYMBOL_XPOS,              VIDEO_SYMBOL_YPOS,
287         VIDEO_FFWD_SYMBOL_XSIZE,        VIDEO_FFWD_SYMBOL_YSIZE
288       }
289     },
290     {
291       {
292         PG_X6(VIDEO_PBEND_LABEL_XPOS),  PG_Y1(VIDEO_PBEND_LABEL_YPOS),
293         PG_X3(VIDEO_LABEL_XPOS),        PG_Y2(VIDEO_LABEL_YPOS),
294         VIDEO_LABEL_XPOS,               VIDEO_LABEL_YPOS,
295         VIDEO_LABEL_XSIZE,              VIDEO_LABEL_YSIZE
296       },
297       {
298         PG_X6(VIDEO_PBEND_SYMBOL_XPOS), PG_Y1(VIDEO_PBEND_SYMBOL_YPOS),
299         PG_X3(VIDEO_PBEND_SYMBOL_XPOS), PG_Y2(VIDEO_SYMBOL_YPOS),
300         VIDEO_SYMBOL_XPOS,              VIDEO_SYMBOL_YPOS,
301         VIDEO_PBEND_SYMBOL_XSIZE,       VIDEO_PBEND_SYMBOL_YSIZE
302       }
303     },
304     {
305       {
306         PG_X6(VIDEO_WARP_LABEL_XPOS),   PG_Y1(VIDEO_WARP_LABEL_YPOS),
307         PG_X3(VIDEO_LABEL_XPOS),        PG_Y2(VIDEO_LABEL_YPOS),
308         VIDEO_LABEL_XPOS,               VIDEO_LABEL_YPOS,
309         VIDEO_LABEL_XSIZE,              VIDEO_LABEL_YSIZE
310       },
311       {
312         PG_X6(VIDEO_WARP_SYMBOL_XPOS),  PG_Y1(VIDEO_WARP_SYMBOL_YPOS),
313         PG_X3(VIDEO_WARP_SYMBOL_XPOS),  PG_Y2(VIDEO_SYMBOL_YPOS),
314         VIDEO_SYMBOL_XPOS,              VIDEO_SYMBOL_YPOS,
315         VIDEO_WARP_SYMBOL_XSIZE,        VIDEO_WARP_SYMBOL_YSIZE
316       }
317     },
318     {
319       {
320         -1,                             -1,
321         -1,                             -1,
322         -1,                             -1,
323         -1,                             -1
324       },
325       {
326         PG_X6(VIDEO_WARP2_SYMBOL_XPOS), PG_Y1(VIDEO_WARP2_SYMBOL_YPOS),
327         PG_X3(VIDEO_WARP2_SYMBOL_XPOS), PG_Y2(VIDEO_SYMBOL_YPOS),
328         VIDEO_SYMBOL_XPOS,              VIDEO_SYMBOL_YPOS,
329         VIDEO_WARP2_SYMBOL_XSIZE,       VIDEO_WARP2_SYMBOL_YSIZE
330       }
331     },
332     {
333       {
334         -1,                             -1,
335         -1,                             -1,
336         -1,                             -1,
337         -1,                             -1
338       },
339       {
340         PG_X6(VIDEO_1STEP_SYMBOL_XPOS), PG_Y1(VIDEO_1STEP_SYMBOL_YPOS),
341         PG_X3(VIDEO_1STEP_SYMBOL_XPOS), PG_Y2(VIDEO_SYMBOL_YPOS),
342         VIDEO_1STEP_SYMBOL_XPOS,        VIDEO_SYMBOL_YPOS,
343         VIDEO_1STEP_SYMBOL_XSIZE,       VIDEO_1STEP_SYMBOL_YSIZE
344       }
345     },
346   };
347
348   for (k = 0; k < NUM_TAPE_FUNCTION_STATES; k++)        /* on or off states */
349   {
350     for (i = 0; i < NUM_TAPE_FUNCTIONS; i++)            /* record, play, ... */
351     {
352       for (j = 0; j < NUM_TAPE_FUNCTION_PARTS; j++)     /* label or symbol */
353       {
354         if (state & (1 << (i * 2 + k)))
355         {
356           int gd_x, gd_y;
357           int skip_value =
358             (j == 0 ? VIDEO_DISPLAY_SYMBOL_ONLY : VIDEO_DISPLAY_LABEL_ONLY);
359
360           if (k == 1)           /* on */
361           {
362             gd_x = video_pos[i][j].gd_x1;
363             gd_y = video_pos[i][j].gd_y1;
364           }
365           else                  /* off */
366           {
367             gd_x = video_pos[i][j].gd_x2;
368             gd_y = video_pos[i][j].gd_y2;
369           }
370
371           if (video_pos[i][j].x != -1 && value != skip_value)
372             BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
373                        gd_x, gd_y,
374                        video_pos[i][j].width,
375                        video_pos[i][j].height,
376                        VX + video_pos[i][j].x,
377                        VY + video_pos[i][j].y);
378         }
379       }
380     }
381   }
382
383   if (state & VIDEO_STATE_DATE_ON)
384   {
385     int tag = value % 100;
386     int monat = (value/100) % 100;
387     int jahr = (value/10000);
388
389     DrawText(VX + VIDEO_DATE_XPOS, VY + VIDEO_DATE_YPOS,
390              int2str(tag, 2), FONT_TAPE_RECORDER);
391     DrawText(VX + VIDEO_DATE_XPOS + 27, VY + VIDEO_DATE_YPOS,
392              monatsname[monat], FONT_TAPE_RECORDER);
393     DrawText(VX + VIDEO_DATE_XPOS + 64, VY + VIDEO_DATE_YPOS,
394              int2str(jahr, 2), FONT_TAPE_RECORDER);
395   }
396
397   if (state & VIDEO_STATE_TIME_ON)
398   {
399     int min = value / 60;
400     int sec = value % 60;
401
402     DrawText(VX + VIDEO_TIME_XPOS, VY + VIDEO_TIME_YPOS,
403              int2str(min, 2), FONT_TAPE_RECORDER);
404     DrawText(VX + VIDEO_TIME_XPOS + 27, VY + VIDEO_TIME_YPOS,
405              int2str(sec, 2), FONT_TAPE_RECORDER);
406   }
407
408   redraw_mask |= REDRAW_DOOR_2;
409 }
410
411 void DrawCompleteVideoDisplay()
412 {
413   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
414              DOOR_GFX_PAGEX3, DOOR_GFX_PAGEY2,
415              gfx.vxsize, gfx.vysize, gfx.vx, gfx.vy);
416   BlitBitmap(graphic_info[IMG_GLOBAL_DOOR].bitmap, drawto,
417              DOOR_GFX_PAGEX4 + VIDEO_CONTROL_XPOS,
418              DOOR_GFX_PAGEY2 + VIDEO_CONTROL_YPOS,
419              VIDEO_CONTROL_XSIZE, VIDEO_CONTROL_YSIZE,
420              gfx.vx + VIDEO_CONTROL_XPOS, gfx.vy + VIDEO_CONTROL_YPOS);
421
422   DrawVideoDisplay(VIDEO_ALL_OFF, 0);
423   if (tape.date && tape.length)
424   {
425     DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
426     DrawVideoDisplay(VIDEO_STATE_TIME_ON, tape.length_seconds);
427   }
428
429   BlitBitmap(drawto, bitmap_db_door, gfx.vx, gfx.vy, gfx.vxsize, gfx.vysize,
430              DOOR_GFX_PAGEX1, DOOR_GFX_PAGEY2);
431 }
432
433 void TapeDeactivateDisplayOn()
434 {
435   SetDrawDeactivationMask(REDRAW_FIELD);
436   audio.sound_deactivated = TRUE;
437 }
438
439 void TapeDeactivateDisplayOff(boolean redraw_display)
440 {
441   SetDrawDeactivationMask(REDRAW_NONE);
442   audio.sound_deactivated = FALSE;
443
444   if (redraw_display)
445   {
446     RedrawPlayfield(TRUE, 0,0,0,0);
447     DrawGameDoorValues();
448   }
449 }
450
451
452 /* ========================================================================= */
453 /* tape control functions                                                    */
454 /* ========================================================================= */
455
456 static void TapeSetDate()
457 {
458   time_t epoch_seconds = time(NULL);
459   struct tm *now = localtime(&epoch_seconds);
460
461   tape.date = 10000 * (now->tm_year % 100) + 100 * now->tm_mon + now->tm_mday;
462 }
463
464 void TapeErase()
465 {
466   int i;
467
468   tape.length = 0;
469   tape.counter = 0;
470
471   if (leveldir_current)
472     setString(&tape.level_identifier, leveldir_current->identifier);
473
474   tape.level_nr = level_nr;
475   tape.pos[tape.counter].delay = 0;
476   tape.changed = TRUE;
477
478   tape.random_seed = InitRND(level.random_seed);
479
480   tape.file_version = FILE_VERSION_ACTUAL;
481   tape.game_version = GAME_VERSION_ACTUAL;
482   tape.engine_version = level.game_version;
483
484   TapeSetDate();
485
486   for (i = 0; i < MAX_PLAYERS; i++)
487     tape.player_participates[i] = FALSE;
488
489   tape.centered_player_nr_next = -1;
490   tape.set_centered_player = FALSE;
491 }
492
493 static void TapeRewind()
494 {
495   tape.counter = 0;
496   tape.delay_played = 0;
497   tape.pause_before_death = FALSE;
498   tape.recording = FALSE;
499   tape.playing = FALSE;
500   tape.fast_forward = FALSE;
501   tape.warp_forward = FALSE;
502   tape.deactivate_display = FALSE;
503   tape.auto_play = (global.autoplay_leveldir != NULL);
504   tape.auto_play_level_solved = FALSE;
505   tape.quick_resume = FALSE;
506   tape.single_step = FALSE;
507
508   tape.centered_player_nr_next = -1;
509   tape.set_centered_player = FALSE;
510
511   InitRND(tape.random_seed);
512 }
513
514 static void TapeSetRandomSeed(long random_seed)
515 {
516   tape.random_seed = InitRND(random_seed);
517 }
518
519 void TapeStartRecording(long random_seed)
520 {
521   if (!TAPE_IS_STOPPED(tape))
522     TapeStop();
523
524   TapeErase();
525   TapeRewind();
526   TapeSetRandomSeed(random_seed);
527
528   tape.recording = TRUE;
529
530   DrawVideoDisplay(VIDEO_STATE_REC_ON, 0);
531   DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
532   DrawVideoDisplay(VIDEO_STATE_TIME_ON, 0);
533   MapTapeWarpButton();
534
535   SetDrawDeactivationMask(REDRAW_NONE);
536   audio.sound_deactivated = FALSE;
537 }
538
539 static void TapeStartGameRecording()
540 {
541   TapeStartRecording(level.random_seed);
542
543 #if defined(NETWORK_AVALIABLE)
544   if (options.network)
545   {
546     SendToServer_StartPlaying();
547
548     return;
549   }
550 #endif
551
552   InitGame();
553 }
554
555 static void TapeAppendRecording()
556 {
557   if (!tape.playing || !tape.pausing)
558     return;
559
560   tape.pos[tape.counter].delay = tape.delay_played;
561   tape.playing = FALSE;
562   tape.recording = TRUE;
563   tape.changed = TRUE;
564
565   TapeSetDate();
566
567   DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
568   DrawVideoDisplay(VIDEO_STATE_PLAY_OFF | VIDEO_STATE_REC_ON, 0);
569
570 #if 1
571   UpdateAndDisplayGameControlValues();
572 #endif
573 }
574
575 void TapeHaltRecording()
576 {
577   if (!tape.recording)
578     return;
579
580   tape.counter++;
581   tape.pos[tape.counter].delay = 0;
582
583   tape.length = tape.counter;
584   tape.length_seconds = GetTapeLength();
585 }
586
587 void TapeStopRecording()
588 {
589   TapeHaltRecording();
590
591   tape.recording = FALSE;
592   tape.pausing = FALSE;
593
594   DrawVideoDisplay(VIDEO_STATE_REC_OFF, 0);
595   MapTapeEjectButton();
596 }
597
598 void TapeRecordAction(byte action_raw[MAX_PLAYERS])
599 {
600   byte action[MAX_PLAYERS];
601   int i;
602
603   if (!tape.recording)          /* (record action even when tape is paused) */
604     return;
605
606   if (tape.counter >= MAX_TAPE_LEN - 1)
607   {
608     TapeStopRecording();
609     return;
610   }
611
612   for (i = 0; i < MAX_PLAYERS; i++)
613     action[i] = action_raw[i];
614
615   if (tape.set_centered_player)
616   {
617     for (i = 0; i < MAX_PLAYERS; i++)
618       if (tape.centered_player_nr_next == i ||
619           tape.centered_player_nr_next == -1)
620         action[i] |= KEY_SET_FOCUS;
621
622     tape.set_centered_player = FALSE;
623   }
624
625   if (tape.pos[tape.counter].delay > 0)         /* already stored action */
626   {
627     boolean changed_events = FALSE;
628
629     for (i = 0; i < MAX_PLAYERS; i++)
630       if (tape.pos[tape.counter].action[i] != action[i])
631         changed_events = TRUE;
632
633     if (changed_events || tape.pos[tape.counter].delay >= 255)
634     {
635       tape.counter++;
636       tape.pos[tape.counter].delay = 0;
637     }
638     else
639       tape.pos[tape.counter].delay++;
640   }
641
642   if (tape.pos[tape.counter].delay == 0)        /* store new action */
643   {
644     for (i = 0; i < MAX_PLAYERS; i++)
645       tape.pos[tape.counter].action[i] = action[i];
646
647     tape.pos[tape.counter].delay++;
648   }
649 }
650
651 void TapeTogglePause(boolean toggle_manual)
652 {
653   int state = 0;
654
655   if (tape.pause_before_death)
656     state |= VIDEO_STATE_PBEND_OFF;
657   else if (tape.fast_forward)
658     state |= VIDEO_STATE_FFWD_OFF;
659
660   tape.pausing = !tape.pausing;
661   tape.fast_forward = FALSE;
662   tape.pause_before_death = FALSE;
663
664   if (tape.single_step && toggle_manual)
665     tape.single_step = FALSE;
666
667   state |= (tape.pausing ? VIDEO_STATE_PAUSE_ON : VIDEO_STATE_PAUSE_OFF);
668   if (tape.playing)
669     state |= VIDEO_STATE_PLAY_ON;
670   else
671     state |= (tape.single_step ? VIDEO_STATE_1STEP_ON : VIDEO_STATE_1STEP_OFF);
672
673   DrawVideoDisplay(state, 0);
674
675   if (tape.warp_forward)
676   {
677     TapeStopWarpForward();
678
679     if (tape.quick_resume)
680     {
681       tape.quick_resume = FALSE;
682
683       TapeAppendRecording();
684
685       if (!CheckEngineSnapshot())
686         SaveEngineSnapshot();
687     }
688   }
689 }
690
691 void TapeStartPlaying()
692 {
693   if (TAPE_IS_EMPTY(tape))
694     return;
695
696   if (!TAPE_IS_STOPPED(tape))
697     TapeStop();
698
699   TapeRewind();
700
701   tape.playing = TRUE;
702
703   DrawVideoDisplay(VIDEO_STATE_PLAY_ON, 0);
704   DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
705   DrawVideoDisplay(VIDEO_STATE_TIME_ON, 0);
706   MapTapeWarpButton();
707
708   SetDrawDeactivationMask(REDRAW_NONE);
709   audio.sound_deactivated = FALSE;
710 }
711
712 static void TapeStartGamePlaying()
713 {
714   TapeStartPlaying();
715
716   InitGame();
717 }
718
719 void TapeStopPlaying()
720 {
721   tape.playing = FALSE;
722   tape.pausing = FALSE;
723
724   if (tape.warp_forward)
725     TapeStopWarpForward();
726
727   DrawVideoDisplay(VIDEO_STATE_PLAY_OFF, 0);
728   MapTapeEjectButton();
729 }
730
731 byte *TapePlayAction()
732 {
733   static byte action[MAX_PLAYERS];
734   int i;
735
736   if (!tape.playing || tape.pausing)
737     return NULL;
738
739   if (tape.pause_before_death)  /* stop 10 seconds before player gets killed */
740   {
741     if (!(FrameCounter % 20))
742     {
743       if ((FrameCounter / 20) % 2)
744         DrawVideoDisplay(VIDEO_STATE_PBEND_ON, VIDEO_DISPLAY_LABEL_ONLY);
745       else
746         DrawVideoDisplay(VIDEO_STATE_PBEND_OFF, VIDEO_DISPLAY_LABEL_ONLY);
747     }
748
749     if (tape.warp_forward)
750     {
751       if (tape.deactivate_display)
752         DrawVideoDisplay(VIDEO_STATE_WARP_ON, VIDEO_DISPLAY_SYMBOL_ONLY);
753       else
754         DrawVideoDisplay(VIDEO_STATE_WARP2_ON, VIDEO_DISPLAY_SYMBOL_ONLY);
755     }
756
757     if (TapeTime > tape.length_seconds - TAPE_PAUSE_SECONDS_BEFORE_DEATH)
758     {
759       TapeTogglePause(TAPE_TOGGLE_MANUAL);
760
761       return NULL;
762     }
763   }
764   else if (tape.fast_forward)
765   {
766     if ((FrameCounter / 20) % 2)
767       DrawVideoDisplay(VIDEO_STATE_FFWD_ON, VIDEO_DISPLAY_LABEL_ONLY);
768     else
769       DrawVideoDisplay(VIDEO_STATE_FFWD_OFF, VIDEO_DISPLAY_LABEL_ONLY);
770
771     if (tape.warp_forward)
772     {
773       if (tape.deactivate_display)
774         DrawVideoDisplay(VIDEO_STATE_WARP_ON, VIDEO_DISPLAY_SYMBOL_ONLY);
775       else
776         DrawVideoDisplay(VIDEO_STATE_WARP2_ON, VIDEO_DISPLAY_SYMBOL_ONLY);
777     }
778   }
779
780 #if 0
781   /* !!! this makes things much slower !!! */
782   else if (tape.warp_forward)
783   {
784     if ((FrameCounter / 20) % 2)
785       DrawVideoDisplay(VIDEO_STATE_WARP_ON, VIDEO_DISPLAY_LABEL_ONLY);
786     else
787       DrawVideoDisplay(VIDEO_STATE_WARP_OFF, VIDEO_DISPLAY_LABEL_ONLY);
788
789     DrawVideoDisplay(VIDEO_STATE_WARP_ON, VIDEO_DISPLAY_SYMBOL_ONLY);
790   }
791 #endif
792
793   if (tape.counter >= tape.length)      /* end of tape reached */
794   {
795     if (tape.warp_forward && !tape.auto_play)
796       TapeTogglePause(TAPE_TOGGLE_MANUAL);
797     else
798       TapeStop();
799
800     return NULL;
801   }
802
803   for (i = 0; i < MAX_PLAYERS; i++)
804     action[i] = tape.pos[tape.counter].action[i];
805
806   tape.set_centered_player = FALSE;
807   tape.centered_player_nr_next = -999;
808
809   for (i = 0; i < MAX_PLAYERS; i++)
810   {
811     if (action[i] & KEY_SET_FOCUS)
812     {
813       tape.set_centered_player = TRUE;
814       tape.centered_player_nr_next =
815         (tape.centered_player_nr_next == -999 ? i : -1);
816     }
817
818     action[i] &= ~KEY_SET_FOCUS;
819   }
820
821   tape.delay_played++;
822   if (tape.delay_played >= tape.pos[tape.counter].delay)
823   {
824     tape.counter++;
825     tape.delay_played = 0;
826   }
827
828   return action;
829 }
830
831 void TapeStop()
832 {
833   TapeStopRecording();
834   TapeStopPlaying();
835
836   DrawVideoDisplay(VIDEO_STATE_OFF, 0);
837
838   if (tape.date && tape.length)
839   {
840     DrawVideoDisplay(VIDEO_STATE_DATE_ON, tape.date);
841     DrawVideoDisplay(VIDEO_STATE_TIME_ON, tape.length_seconds);
842   }
843 }
844
845 unsigned int GetTapeLength()
846 {
847   unsigned int tape_length = 0;
848   int i;
849
850   if (TAPE_IS_EMPTY(tape))
851     return(0);
852
853   for (i = 0; i < tape.length; i++)
854     tape_length += tape.pos[i].delay;
855
856   return(tape_length * GAME_FRAME_DELAY / 1000);
857 }
858
859 static void TapeStartWarpForward()
860 {
861   tape.warp_forward = TRUE;
862
863   if (!tape.fast_forward && !tape.pause_before_death)
864   {
865     tape.pausing = FALSE;
866     tape.deactivate_display = TRUE;
867
868     TapeDeactivateDisplayOn();
869   }
870
871   if (tape.fast_forward || tape.pause_before_death)
872     DrawVideoDisplay(VIDEO_STATE_WARP_ON, VIDEO_DISPLAY_SYMBOL_ONLY);
873   else
874     DrawVideoDisplay(VIDEO_STATE_WARP_ON, 0);
875 }
876
877 static void TapeStopWarpForward()
878 {
879   int state = (tape.pausing ? VIDEO_STATE_PAUSE_ON : VIDEO_STATE_PAUSE_OFF);
880
881   tape.warp_forward = FALSE;
882   tape.deactivate_display = FALSE;
883
884   TapeDeactivateDisplayOff(game_status == GAME_MODE_PLAYING);
885
886   if (tape.pause_before_death)
887     state |= VIDEO_STATE_WARP_OFF | VIDEO_STATE_PBEND_ON;
888   else if (tape.fast_forward)
889     state |= VIDEO_STATE_WARP_OFF | VIDEO_STATE_FFWD_ON;
890   else
891     state |= VIDEO_STATE_WARP_OFF | VIDEO_STATE_PLAY_ON;
892
893   DrawVideoDisplay(state, 0);
894 }
895
896 static void TapeSingleStep()
897 {
898   if (options.network)
899     return;
900
901   if (!tape.pausing)
902     TapeTogglePause(TAPE_TOGGLE_MANUAL);
903
904   tape.single_step = !tape.single_step;
905
906   DrawVideoDisplay((tape.single_step ? VIDEO_STATE_1STEP_ON :
907                     VIDEO_STATE_1STEP_OFF), 0);
908 }
909
910 void TapeQuickSave()
911 {
912   if (game_status == GAME_MODE_MAIN)
913   {
914     Request("No game that can be saved !", REQ_CONFIRM);
915
916     return;
917   }
918
919   if (game_status != GAME_MODE_PLAYING)
920     return;
921
922   if (tape.recording)
923     TapeHaltRecording();        /* prepare tape for saving on-the-fly */
924
925   if (TAPE_IS_EMPTY(tape))
926   {
927     Request("No tape that can be saved !", REQ_CONFIRM);
928
929     return;
930   }
931
932   if (SaveTapeChecked(tape.level_nr))
933     SaveEngineSnapshot();
934 }
935
936 void TapeQuickLoad()
937 {
938   char *filename = getTapeFilename(level_nr);
939
940   if (!fileExists(filename))
941   {
942     Request("No tape for this level !", REQ_CONFIRM);
943
944     return;
945   }
946
947   if (tape.recording && !Request("Stop recording and load tape ?",
948                                  REQ_ASK | REQ_STAY_CLOSED))
949   {
950     OpenDoor(DOOR_OPEN_1 | DOOR_COPY_BACK);
951
952     return;
953   }
954
955   if (game_status != GAME_MODE_PLAYING && game_status != GAME_MODE_MAIN)
956     return;
957
958   if (CheckEngineSnapshot())
959   {
960     TapeStartGamePlaying();
961
962     LoadEngineSnapshot();
963
964     DrawCompleteVideoDisplay();
965
966     tape.playing = TRUE;
967     tape.pausing = TRUE;
968
969     TapeStopWarpForward();
970     TapeAppendRecording();
971
972     if (FrameCounter > 0)
973       return;
974   }
975
976   TapeStop();
977   TapeErase();
978
979   LoadTape(level_nr);
980
981   if (!TAPE_IS_EMPTY(tape))
982   {
983     TapeStartGamePlaying();
984     TapeStartWarpForward();
985
986     tape.quick_resume = TRUE;
987   }
988   else  /* this should not happen (basically checked above) */
989   {
990     int reopen_door = (game_status == GAME_MODE_PLAYING ? REQ_REOPEN : 0);
991
992     Request("No tape for this level !", REQ_CONFIRM | reopen_door);
993   }
994 }
995
996 void InsertSolutionTape()
997 {
998   if (!TAPE_IS_EMPTY(tape))
999     return;
1000
1001   LoadSolutionTape(level_nr);
1002
1003   if (TAPE_IS_EMPTY(tape))
1004     Request("No solution tape for this level !", REQ_CONFIRM);
1005
1006   DrawCompleteVideoDisplay();
1007 }
1008
1009
1010 /* ------------------------------------------------------------------------- *
1011  * tape autoplay functions
1012  * ------------------------------------------------------------------------- */
1013
1014 void AutoPlayTape()
1015 {
1016   static LevelDirTree *autoplay_leveldir = NULL;
1017   static boolean autoplay_initialized = FALSE;
1018   static int autoplay_level_nr = -1;
1019   static int num_levels_played = 0;
1020   static int num_levels_solved = 0;
1021   static int num_tape_missing = 0;
1022   static boolean level_failed[MAX_TAPES_PER_SET];
1023   static boolean tape_missing[MAX_TAPES_PER_SET];
1024   int i;
1025
1026   if (autoplay_initialized)
1027   {
1028     /* just finished auto-playing tape */
1029     printf("%s.\n", tape.auto_play_level_solved ? "solved" : "NOT SOLVED");
1030
1031     num_levels_played++;
1032
1033     if (tape.auto_play_level_solved)
1034       num_levels_solved++;
1035     else if (level_nr >= 0 && level_nr < MAX_TAPES_PER_SET)
1036       level_failed[level_nr] = TRUE;
1037   }
1038   else
1039   {
1040     DrawCompleteVideoDisplay();
1041     audio.sound_enabled = FALSE;
1042
1043     autoplay_leveldir = getTreeInfoFromIdentifier(leveldir_first,
1044                                                   global.autoplay_leveldir);
1045
1046     if (autoplay_leveldir == NULL)
1047       Error(ERR_EXIT, "no such level identifier: '%s'",
1048             global.autoplay_leveldir);
1049
1050     leveldir_current = autoplay_leveldir;
1051
1052     if (autoplay_leveldir->first_level < 0)
1053       autoplay_leveldir->first_level = 0;
1054     if (autoplay_leveldir->last_level >= MAX_TAPES_PER_SET)
1055       autoplay_leveldir->last_level = MAX_TAPES_PER_SET - 1;
1056
1057     autoplay_level_nr = autoplay_leveldir->first_level;
1058
1059     printf_line("=", 79);
1060     printf("Automatically playing level tapes\n");
1061     printf_line("-", 79);
1062     printf("Level series identifier: '%s'\n", autoplay_leveldir->identifier);
1063     printf("Level series name:       '%s'\n", autoplay_leveldir->name);
1064     printf("Level series author:     '%s'\n", autoplay_leveldir->author);
1065     printf("Number of levels:        %d\n",   autoplay_leveldir->levels);
1066     printf_line("=", 79);
1067     printf("\n");
1068
1069     for (i = 0; i < MAX_TAPES_PER_SET; i++)
1070     {
1071       level_failed[i] = FALSE;
1072       tape_missing[i] = FALSE;
1073     }
1074
1075     autoplay_initialized = TRUE;
1076   }
1077
1078   while (autoplay_level_nr <= autoplay_leveldir->last_level)
1079   {
1080     level_nr = autoplay_level_nr++;
1081
1082     if (!global.autoplay_all && !global.autoplay_level[level_nr])
1083       continue;
1084
1085     TapeErase();
1086
1087     printf("Level %03d: ", level_nr);
1088
1089     LoadLevel(level_nr);
1090     if (level.no_valid_file)
1091     {
1092       printf("(no level)\n");
1093       continue;
1094     }
1095
1096 #if 0
1097     /* ACTIVATE THIS FOR LOADING/TESTING OF LEVELS ONLY */
1098     printf("(only testing level)\n");
1099     continue;
1100 #endif
1101
1102     LoadSolutionTape(level_nr);
1103
1104     if (tape.no_valid_file)
1105     {
1106       num_tape_missing++;
1107       if (level_nr >= 0 && level_nr < MAX_TAPES_PER_SET)
1108         tape_missing[level_nr] = TRUE;
1109
1110       printf("(no tape)\n");
1111       continue;
1112     }
1113
1114     printf("playing tape ... ");
1115
1116     TapeStartGamePlaying();
1117     TapeStartWarpForward();
1118
1119     return;
1120   }
1121
1122   printf("\n");
1123   printf_line("=", 79);
1124   printf("Number of levels played: %d\n", num_levels_played);
1125   printf("Number of levels solved: %d (%d%%)\n", num_levels_solved,
1126          (num_levels_played ? num_levels_solved * 100 / num_levels_played :0));
1127   printf_line("-", 79);
1128   printf("Summary (for automatic parsing by scripts):\n");
1129   printf("LEVELDIR '%s', SOLVED %d/%d (%d%%)",
1130          autoplay_leveldir->identifier, num_levels_solved, num_levels_played,
1131          (num_levels_played ? num_levels_solved * 100 / num_levels_played :0));
1132
1133   if (num_levels_played != num_levels_solved)
1134   {
1135     printf(", FAILED:");
1136     for (i = 0; i < MAX_TAPES_PER_SET; i++)
1137       if (level_failed[i])
1138         printf(" %03d", i);
1139   }
1140
1141 #if 0
1142   if (num_tape_missing > 0)
1143   {
1144     printf(", NO TAPE:");
1145     for (i = 0; i < MAX_TAPES_PER_SET; i++)
1146       if (tape_missing[i])
1147         printf(" %03d", i);
1148   }
1149 #endif
1150
1151   printf("\n");
1152   printf_line("=", 79);
1153
1154   CloseAllAndExit(0);
1155 }
1156
1157
1158 /* ---------- new tape button stuff ---------------------------------------- */
1159
1160 /* graphic position values for tape buttons */
1161 #define TAPE_BUTTON_XSIZE       18
1162 #define TAPE_BUTTON_YSIZE       18
1163 #define TAPE_BUTTON_XPOS        5
1164 #define TAPE_BUTTON_YPOS        77
1165
1166 #define TAPE_BUTTON_EJECT_XPOS  (TAPE_BUTTON_XPOS + 0 * TAPE_BUTTON_XSIZE)
1167 #define TAPE_BUTTON_EXTRA_XPOS  (TAPE_BUTTON_XPOS + 0 * TAPE_BUTTON_XSIZE)
1168 #define TAPE_BUTTON_STOP_XPOS   (TAPE_BUTTON_XPOS + 1 * TAPE_BUTTON_XSIZE)
1169 #define TAPE_BUTTON_PAUSE_XPOS  (TAPE_BUTTON_XPOS + 2 * TAPE_BUTTON_XSIZE)
1170 #define TAPE_BUTTON_RECORD_XPOS (TAPE_BUTTON_XPOS + 3 * TAPE_BUTTON_XSIZE)
1171 #define TAPE_BUTTON_PLAY_XPOS   (TAPE_BUTTON_XPOS + 4 * TAPE_BUTTON_XSIZE)
1172
1173 static struct
1174 {
1175   int x, y;
1176   int gadget_id;
1177   char *infotext;
1178 } tapebutton_info[NUM_TAPE_BUTTONS] =
1179 {
1180   {
1181     TAPE_BUTTON_EJECT_XPOS,     TAPE_BUTTON_YPOS,
1182     TAPE_CTRL_ID_EJECT,
1183     "eject tape"
1184   },
1185   {
1186     TAPE_BUTTON_EXTRA_XPOS,     TAPE_BUTTON_YPOS,
1187     TAPE_CTRL_ID_EXTRA,
1188     "extra functions"
1189   },
1190   {
1191     TAPE_BUTTON_STOP_XPOS,      TAPE_BUTTON_YPOS,
1192     TAPE_CTRL_ID_STOP,
1193     "stop tape"
1194   },
1195   {
1196     TAPE_BUTTON_PAUSE_XPOS,     TAPE_BUTTON_YPOS,
1197     TAPE_CTRL_ID_PAUSE,
1198     "pause tape"
1199   },
1200   {
1201     TAPE_BUTTON_RECORD_XPOS,    TAPE_BUTTON_YPOS,
1202     TAPE_CTRL_ID_RECORD,
1203     "record tape"
1204   },
1205   {
1206     TAPE_BUTTON_PLAY_XPOS,      TAPE_BUTTON_YPOS,
1207     TAPE_CTRL_ID_PLAY,
1208     "play tape"
1209   }
1210 };
1211
1212 void CreateTapeButtons()
1213 {
1214   int i;
1215
1216   for (i = 0; i < NUM_TAPE_BUTTONS; i++)
1217   {
1218     Bitmap *gd_bitmap = graphic_info[IMG_GLOBAL_DOOR].bitmap;
1219     struct GadgetInfo *gi;
1220     int gd_xoffset, gd_yoffset;
1221     int gd_x1, gd_x2, gd_y;
1222     int id = i;
1223
1224     gd_xoffset = tapebutton_info[i].x;
1225     gd_yoffset = tapebutton_info[i].y;
1226     gd_x1 = DOOR_GFX_PAGEX4 + gd_xoffset;
1227     gd_x2 = DOOR_GFX_PAGEX3 + gd_xoffset;
1228     gd_y  = DOOR_GFX_PAGEY2 + gd_yoffset;
1229
1230     if (i == TAPE_CTRL_ID_EXTRA)
1231     {
1232       gd_x1 = DOOR_GFX_PAGEX6 + gd_xoffset;
1233       gd_x2 = DOOR_GFX_PAGEX5 + gd_xoffset;
1234     }
1235
1236     gi = CreateGadget(GDI_CUSTOM_ID, id,
1237                       GDI_INFO_TEXT, tapebutton_info[i].infotext,
1238                       GDI_X, VX + gd_xoffset,
1239                       GDI_Y, VY + gd_yoffset,
1240                       GDI_WIDTH, TAPE_BUTTON_XSIZE,
1241                       GDI_HEIGHT, TAPE_BUTTON_YSIZE,
1242                       GDI_TYPE, GD_TYPE_NORMAL_BUTTON,
1243                       GDI_STATE, GD_BUTTON_UNPRESSED,
1244                       GDI_DESIGN_UNPRESSED, gd_bitmap, gd_x1, gd_y,
1245                       GDI_DESIGN_PRESSED, gd_bitmap, gd_x2, gd_y,
1246                       GDI_DIRECT_DRAW, FALSE,
1247                       GDI_EVENT_MASK, GD_EVENT_RELEASED,
1248                       GDI_CALLBACK_ACTION, HandleTapeButtons,
1249                       GDI_END);
1250
1251     if (gi == NULL)
1252       Error(ERR_EXIT, "cannot create gadget");
1253
1254     tape_gadget[id] = gi;
1255   }
1256 }
1257
1258 void FreeTapeButtons()
1259 {
1260   int i;
1261
1262   for (i = 0; i < NUM_TAPE_BUTTONS; i++)
1263     FreeGadget(tape_gadget[i]);
1264 }
1265
1266 void MapTapeEjectButton()
1267 {
1268   UnmapGadget(tape_gadget[TAPE_CTRL_ID_EXTRA]);
1269   MapGadget(tape_gadget[TAPE_CTRL_ID_EJECT]);
1270 }
1271
1272 void MapTapeWarpButton()
1273 {
1274   UnmapGadget(tape_gadget[TAPE_CTRL_ID_EJECT]);
1275   MapGadget(tape_gadget[TAPE_CTRL_ID_EXTRA]);
1276 }
1277
1278 void MapTapeButtons()
1279 {
1280   int i;
1281
1282   for (i = 0; i < NUM_TAPE_BUTTONS; i++)
1283     if (i != TAPE_CTRL_ID_EXTRA)
1284       MapGadget(tape_gadget[i]);
1285
1286   if (tape.recording || tape.playing)
1287     MapTapeWarpButton();
1288 }
1289
1290 void UnmapTapeButtons()
1291 {
1292   int i;
1293
1294   for (i = 0; i < NUM_TAPE_BUTTONS; i++)
1295     UnmapGadget(tape_gadget[i]);
1296 }
1297
1298 static void HandleTapeButtons(struct GadgetInfo *gi)
1299 {
1300   int id = gi->custom_id;
1301
1302   if (game_status != GAME_MODE_MAIN && game_status != GAME_MODE_PLAYING)
1303     return;
1304
1305   switch (id)
1306   {
1307     case TAPE_CTRL_ID_EJECT:
1308       TapeStop();
1309
1310       if (TAPE_IS_EMPTY(tape))
1311       {
1312         LoadTape(level_nr);
1313
1314         if (TAPE_IS_EMPTY(tape))
1315           Request("No tape for this level !", REQ_CONFIRM);
1316       }
1317       else
1318       {
1319         if (tape.changed)
1320           SaveTapeChecked(tape.level_nr);
1321
1322         TapeErase();
1323       }
1324
1325       DrawCompleteVideoDisplay();
1326       break;
1327
1328     case TAPE_CTRL_ID_EXTRA:
1329       if (tape.playing)
1330       {
1331         if (!tape.warp_forward)                 /* PLAY -> WARP FORWARD PLAY */
1332         {
1333           TapeStartWarpForward();
1334         }
1335         else                                    /* WARP FORWARD PLAY -> PLAY */
1336         {
1337           TapeStopWarpForward();
1338         }
1339       }
1340       else if (tape.recording)
1341         TapeSingleStep();
1342
1343       break;
1344
1345     case TAPE_CTRL_ID_STOP:
1346       TapeStop();
1347       break;
1348
1349     case TAPE_CTRL_ID_PAUSE:
1350       TapeTogglePause(TAPE_TOGGLE_MANUAL);
1351       break;
1352
1353     case TAPE_CTRL_ID_RECORD:
1354       if (TAPE_IS_STOPPED(tape))
1355         TapeStartGameRecording();
1356       else if (tape.pausing)
1357       {
1358         if (tape.playing)                       /* PLAY -> PAUSE -> RECORD */
1359           TapeAppendRecording();
1360         else
1361           TapeTogglePause(TAPE_TOGGLE_MANUAL);
1362       }
1363       break;
1364
1365     case TAPE_CTRL_ID_PLAY:
1366       if (TAPE_IS_EMPTY(tape))
1367         break;
1368
1369       if (TAPE_IS_STOPPED(tape))
1370       {
1371         TapeStartGamePlaying();
1372       }
1373       else if (tape.playing)
1374       {
1375         if (tape.pausing)                       /* PAUSE -> PLAY */
1376         {
1377           TapeTogglePause(TAPE_TOGGLE_MANUAL);
1378         }
1379         else if (!tape.fast_forward)            /* PLAY -> FAST FORWARD PLAY */
1380         {
1381           tape.fast_forward = TRUE;
1382           DrawVideoDisplay(VIDEO_STATE_FFWD_ON, 0);
1383         }
1384         else if (!tape.pause_before_death)      /* FFWD PLAY -> AUTO PAUSE */
1385         {
1386           tape.pause_before_death = TRUE;
1387           DrawVideoDisplay(VIDEO_STATE_FFWD_OFF | VIDEO_STATE_PBEND_ON, 0);
1388         }
1389         else                                    /* AUTO PAUSE -> NORMAL PLAY */
1390         {
1391           if (tape.warp_forward)
1392             TapeStopWarpForward();
1393
1394           tape.fast_forward = FALSE;
1395           tape.pause_before_death = FALSE;
1396
1397           DrawVideoDisplay(VIDEO_STATE_PBEND_OFF | VIDEO_STATE_PLAY_ON, 0);
1398         }
1399       }
1400       break;
1401
1402     default:
1403       break;
1404   }
1405 }