main/titles.c

   1 /* $Id: titles.c,v 1.9 2002-08-06 09:30:24 btb Exp $ */
   2 /*
   3 THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
   4 SOFTWARE CORPORATION ("PARALLAX").  PARALLAX, IN DISTRIBUTING THE CODE TO
   5 END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
   6 ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
   7 IN USING, DISPLAYING,  AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
   8 SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
   9 FREE PURPOSES.  IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
  10 CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES.  THE END-USER UNDERSTANDS
  11 AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
  12 COPYRIGHT 1993-1999 PARALLAX SOFTWARE CORPORATION.  ALL RIGHTS RESERVED.
  13 */
  14
  15 #ifdef HAVE_CONFIG_H
  16 #include <conf.h>
  17 #endif
  18
  19 #define ROBOT_MOVIES
  20
  21 #ifdef WINDOWS
  22 #include "desw.h"
  23 #endif
  24
  25 #include <stdlib.h>
  26 #include <stdio.h>
  27 #include <string.h>
  28
  29 #ifdef MACINTOSH
  30 #include <Events.h>
  31 #endif
  32
  33 #include "pa_enabl.h"                   //$$POLY_ACC
  34 #include "pstypes.h"
  35 #include "timer.h"
  36 #include "key.h"
  37 #include "gr.h"
  38 #include "palette.h"
  39 #include "iff.h"
  40 #include "pcx.h"
  41 #include "u_mem.h"
  42 #include "joy.h"
  43 #include "mono.h"
  44 #include "gamefont.h"
  45 #include "cfile.h"
  46 #include "error.h"
  47 #include "polyobj.h"
  48 #include "textures.h"
  49 #include "screens.h"
  50 #include "multi.h"
  51 #include "player.h"
  52 #include "digi.h"
  53 #include "compbit.h"
  54 #include "text.h"
  55 #include "kmatrix.h"
  56 #include "piggy.h"
  57 #include "songs.h"
  58 #include "newmenu.h"
  59 #include "state.h"
  60 #ifdef ROBOT_MOVIES
  61 #include "movie.h"
  62 #endif
  63 #include "menu.h"
  64
  65 #if defined(POLY_ACC)
  66 #include "poly_acc.h"
  67 #endif
  68
  69 #ifdef ROBOT_MOVIES
  70 extern void RotateRobot();
  71 #endif
  72
  73 void DoBriefingColorStuff ();
  74 int get_new_message_num(char **message);
  75 int DefineBriefingBox (char **buf);
  76
  77 extern unsigned RobSX,RobSY,RobDX,RobDY; // Robot movie coords
  78
  79 extern int MVEPaletteCalls;
  80
  81 ubyte New_pal[768];
  82 int     New_pal_254_bash;
  83
  84 char CurBriefScreenName[15]="brief03.pcx";
  85 char    * Briefing_text;
  86 #ifdef ROBOT_MOVIES
  87 char RobotPlaying=0;
  88 #endif
  89
  90 #define MAX_BRIEFING_COLORS     3
  91
  92 #define SHAREWARE_ENDING_FILENAME       "ending.tex"
  93
  94 //      Can be set by -noscreens command line option.  Causes bypassing of all briefing screens.
  95 int     Skip_briefing_screens=0;
  96 int     Briefing_foreground_colors[MAX_BRIEFING_COLORS], Briefing_background_colors[MAX_BRIEFING_COLORS];
  97 int     Current_color = 0;
  98 int     Erase_color;
  99
 100 extern int check_button_press();
 101
 102 #ifdef MACINTOSH
 103 extern void macintosh_quit(void);
 104 #endif
 105
 106 #ifndef ROBOT_MOVIES
 107 static int rescale_x(int x)
 108 {
 109         return x * GWIDTH / 320;
 110 }
 111
 112 static int rescale_y(int y)
 113 {
 114         return y * GHEIGHT / 200;
 115 }
 116 #endif
 117
 118 #ifndef MACINTOSH
 119 int local_key_inkey(void)
 120 {
 121         int     rval;
 122
 123 #ifdef WINDOWS
 124         MSG msg;
 125
 126         DoMessageStuff(&msg);
 127 #endif
 128
 129         rval = key_inkey();
 130
 131         if (rval == KEY_PRINT_SCREEN) {
 132                 #ifdef POLY_ACC
 133 #ifdef ROBOT_MOVIES
 134                 if (RobotPlaying) {
 135                         gr_palette_read(gr_palette);
 136                         gr_copy_palette(gr_palette,gr_palette,0);       //reset color lookup cache
 137                 }
 138 #endif
 139                 #endif
 140                 save_screen_shot(0);
 141                 return 0;                               //say no key pressed
 142         }
 143
 144         if (check_button_press())               //joystick or mouse button pressed?
 145                 rval = KEY_SPACEBAR;
 146
 147         #ifdef MACINTOSH
 148         if ( rval == KEY_Q+KEY_COMMAND )
 149                 macintosh_quit();
 150         #endif
 151
 152         return rval;
 153 }
 154 #else
 155 int local_key_inkey(void)
 156 {
 157         EventRecord event;
 158         int     rval;
 159
 160         if (!GetOSEvent(everyEvent, &event))
 161                 return 0;
 162
 163         if (event.what != keyDown)
 164                 return 0;
 165
 166         rval = (int)((event.message & keyCodeMask) >> 8);
 167
 168         if (rval == KEY_PRINT_SCREEN) {
 169                 save_screen_shot(0);
 170                 return 0;                               //say no key pressed
 171         }
 172
 173         if (check_button_press())               //joystick or mouse button pressed?
 174                 rval = KEY_SPACEBAR;
 175
 176         #ifdef MACINTOSH
 177         if ( rval == KEY_Q+KEY_COMMAND )
 178                 macintosh_quit();
 179         #endif
 180
 181         return rval;
 182 }
 183 #endif
 184
 185 int show_title_screen( char * filename, int allow_keys, int from_hog_only )
 186 {
 187         fix timer;
 188         int pcx_error;
 189         grs_bitmap title_bm;
 190         ubyte   palette_save[768];
 191         char new_filename[FILENAME_LEN+1] = "";
 192
 193         #ifdef RELEASE
 194         if (from_hog_only)
 195                 strcpy(new_filename,"\x01");    //only read from hog file
 196         #endif
 197
 198         strcat(new_filename,filename);
 199         filename = new_filename;
 200
 201         title_bm.bm_data=NULL;
 202         if ((pcx_error=pcx_read_bitmap( filename, &title_bm, BM_LINEAR, New_pal ))!=PCX_ERROR_NONE)     {
 203                 printf( "File '%s', PCX load error: %s (%i)\n  (No big deal, just no title screen.)\n",filename, pcx_errormsg(pcx_error), pcx_error);
 204                 mprintf((0, "File '%s', PCX load error: %s (%i)\n  (No big deal, just no title screen.)\n",filename, pcx_errormsg(pcx_error), pcx_error));
 205                 Error( "Error loading briefing screen <%s>, PCX load error: %s (%i)\n",filename, pcx_errormsg(pcx_error), pcx_error);
 206         }
 207
 208         memcpy(palette_save,gr_palette,sizeof(palette_save));
 209
 210 #if defined(POLY_ACC)
 211     pa_save_clut();
 212     pa_update_clut(New_pal, 0, 256, 0);
 213 #endif
 214
 215         //vfx_set_palette_sub( New_pal );
 216 #ifdef OGL
 217         gr_palette_load( New_pal );
 218 #else
 219         gr_palette_clear();
 220 #endif
 221
 222         WINDOS(
 223                 dd_gr_set_current_canvas(NULL),
 224                 gr_set_current_canvas( NULL )
 225         );
 226         WIN(DDGRLOCK(dd_grd_curcanv));
 227         show_fullscr(&title_bm);
 228         WIN(DDGRUNLOCK(dd_grd_curcanv));
 229
 230         WIN(DDGRRESTORE);
 231
 232 #if defined(POLY_ACC)
 233     pa_restore_clut();
 234 #endif
 235
 236         if (gr_palette_fade_in( New_pal, 32, allow_keys ))
 237                 return 1;
 238         gr_copy_palette(gr_palette, New_pal, sizeof(gr_palette));
 239
 240         gr_palette_load( New_pal );
 241         timer   = timer_get_fixed_seconds() + i2f(3);
 242         while (1)       {
 243                 if ( local_key_inkey() && allow_keys ) break;
 244                 if ( timer_get_fixed_seconds() > timer ) break;
 245         }
 246         if (gr_palette_fade_out( New_pal, 32, allow_keys ))
 247                 return 1;
 248         gr_copy_palette(gr_palette, palette_save, sizeof(palette_save));
 249         d_free(title_bm.bm_data);
 250         return 0;
 251 }
 252
 253 typedef struct {
 254         char    bs_name[14];                                            //      filename, eg merc01.  Assumes .lbm suffix.
 255         byte    level_num;
 256         byte    message_num;
 257         short   text_ulx, text_uly;                     //      upper left x,y of text window
 258         short   text_width, text_height;        //      width and height of text window
 259 } briefing_screen;
 260
 261 #define BRIEFING_SECRET_NUM     31                      //      This must correspond to the first secret level which must come at the end of the list.
 262 #define BRIEFING_OFFSET_NUM     4                       // This must correspond to the first level screen (ie, past the bald guy briefing screens)
 263
 264 #define SHAREWARE_ENDING_LEVEL_NUM  0x7f
 265 #define REGISTERED_ENDING_LEVEL_NUM 0x7e
 266
 267 #ifdef SHAREWARE
 268 #define ENDING_LEVEL_NUM        SHAREWARE_ENDING_LEVEL_NUM
 269 #else
 270 #define ENDING_LEVEL_NUM        REGISTERED_ENDING_LEVEL_NUM
 271 #endif
 272
 273 #define MAX_BRIEFING_SCREENS 60
 274
 275 briefing_screen Briefing_screens[MAX_BRIEFING_SCREENS]=
 276  {{"brief03.pcx",0,3,8,8,257,177}}; // default=0!!!
 277
 278 int     Briefing_text_x, Briefing_text_y;
 279
 280 void init_char_pos(int x, int y)
 281 {
 282         Briefing_text_x = x;
 283         Briefing_text_y = y;
 284    mprintf ((0,"Setting init x=%d y=%d\n",x,y));
 285 }
 286
 287 grs_canvas      *Robot_canv = NULL;
 288 vms_angvec      Robot_angles;
 289
 290 char    Bitmap_name[32] = "";
 291 #define EXIT_DOOR_MAX   14
 292 #define OTHER_THING_MAX 10              //      Adam: This is the number of frames in your new animating thing.
 293 #define DOOR_DIV_INIT   6
 294 byte    Door_dir=1, Door_div_count=0, Animating_bitmap_type=0;
 295
 296 //      -----------------------------------------------------------------------------
 297 void show_bitmap_frame(void)
 298 {
 299 #ifdef WINDOWS
 300         dd_grs_canvas *curcanv_save, *bitmap_canv=0;
 301 #else
 302         grs_canvas      *curcanv_save, *bitmap_canv=0;
 303 #endif
 304
 305         grs_bitmap      *bitmap_ptr;
 306
 307         //      Only plot every nth frame.
 308         if (Door_div_count) {
 309                 Door_div_count--;
 310                 return;
 311         }
 312
 313         Door_div_count = DOOR_DIV_INIT;
 314
 315         if (Bitmap_name[0] != 0) {
 316                 char            *pound_signp;
 317                 int             num, dig1, dig2;
 318
 319                 //      Set supertransparency color to black
 320                 if (!New_pal_254_bash) {
 321                         New_pal_254_bash = 1;
 322                         New_pal[254*3] = 0;
 323                         New_pal[254*3+1] = 0;
 324                         New_pal[254*3+2] = 0;
 325                         gr_palette_load( New_pal );
 326                 }
 327
 328                 switch (Animating_bitmap_type) {
 329                         case 0:
 330                         WINDOS(
 331                                 bitmap_canv = dd_gr_create_sub_canvas(dd_grd_curcanv, 220, 45, 64, 64); break,
 332                                 bitmap_canv = gr_create_sub_canvas(grd_curcanv, 220, 45, 64, 64);       break
 333                         );
 334                         case 1:
 335                         WINDOS(
 336                                 bitmap_canv = dd_gr_create_sub_canvas(dd_grd_curcanv, 220, 45, 94, 94); break,
 337                                 bitmap_canv = gr_create_sub_canvas(grd_curcanv, 220, 45, 94, 94);       break
 338                         );
 339
 340                         //      Adam: Change here for your new animating bitmap thing. 94, 94 are bitmap size.
 341                         default:        Int3(); //      Impossible, illegal value for Animating_bitmap_type
 342                 }
 343
 344                 WINDOS(
 345                         curcanv_save = dd_grd_curcanv; dd_grd_curcanv = bitmap_canv,
 346                         curcanv_save = grd_curcanv; grd_curcanv = bitmap_canv
 347                 );
 348
 349                 pound_signp = strchr(Bitmap_name, '#');
 350                 Assert(pound_signp != NULL);
 351
 352                 dig1 = *(pound_signp+1);
 353                 dig2 = *(pound_signp+2);
 354                 if (dig2 == 0)
 355                         num = dig1-'0';
 356                 else
 357                         num = (dig1-'0')*10 + (dig2-'0');
 358
 359                 switch (Animating_bitmap_type) {
 360                         case 0:
 361                                 num += Door_dir;
 362                                 if (num > EXIT_DOOR_MAX) {
 363                                         num = EXIT_DOOR_MAX;
 364                                         Door_dir = -1;
 365                                 } else if (num < 0) {
 366                                         num = 0;
 367                                         Door_dir = 1;
 368                                 }
 369                                 break;
 370                         case 1:
 371                                 num++;
 372                                 if (num > OTHER_THING_MAX)
 373                                         num = 0;
 374                                 break;
 375                 }
 376
 377                 Assert(num < 100);
 378                 if (num >= 10) {
 379                         *(pound_signp+1) = (num / 10) + '0';
 380                         *(pound_signp+2) = (num % 10) + '0';
 381                         *(pound_signp+3) = 0;
 382                 } else {
 383                         *(pound_signp+1) = (num % 10) + '0';
 384                         *(pound_signp+2) = 0;
 385                 }
 386
 387                 {
 388                         bitmap_index bi;
 389                         bi = piggy_find_bitmap(Bitmap_name);
 390                         bitmap_ptr = &GameBitmaps[bi.index];
 391                         PIGGY_PAGE_IN( bi );
 392                 }
 393
 394                 WIN(DDGRLOCK(dd_grd_curcanv));
 395                         gr_bitmapm(0, 0, bitmap_ptr);
 396                 WIN(DDGRUNLOCK(dd_grd_curcanv));
 397
 398                 WINDOS(
 399                         dd_grd_curcanv = curcanv_save,
 400                         grd_curcanv = curcanv_save
 401                 );
 402                 d_free(bitmap_canv);
 403
 404                 switch (Animating_bitmap_type) {
 405                         case 0:
 406                                 if (num == EXIT_DOOR_MAX) {
 407                                         Door_dir = -1;
 408                                         Door_div_count = 64;
 409                                 } else if (num == 0) {
 410                                         Door_dir = 1;
 411                                         Door_div_count = 64;
 412                                 }
 413                                 break;
 414                         case 1:
 415                                 break;
 416                 }
 417         }
 418
 419 }
 420
 421 //      -----------------------------------------------------------------------------
 422 void show_briefing_bitmap(grs_bitmap *bmp)
 423 {
 424 #ifdef WINDOWS
 425         dd_grs_canvas *bitmap_canv, *curcanv_save;
 426
 427         bitmap_canv = dd_gr_create_sub_canvas(dd_grd_curcanv, 220, 45, bmp->bm_w, bmp->bm_h);
 428         curcanv_save = dd_grd_curcanv;
 429         dd_gr_set_current_canvas(bitmap_canv);
 430         DDGRLOCK(dd_grd_curcanv);
 431         gr_bitmapm(0,0,bmp);
 432         DDGRUNLOCK(dd_grd_curcanv);
 433         dd_gr_set_current_canvas(curcanv_save);
 434 #else
 435         grs_canvas      *curcanv_save, *bitmap_canv;
 436
 437         bitmap_canv = gr_create_sub_canvas(grd_curcanv, 220, 45, bmp->bm_w, bmp->bm_h);
 438         curcanv_save = grd_curcanv;
 439         gr_set_current_canvas(bitmap_canv);
 440         gr_bitmapm(0, 0, bmp);
 441         gr_set_current_canvas(curcanv_save);
 442 #endif
 443
 444         d_free(bitmap_canv);
 445 }
 446
 447 #ifndef ROBOT_MOVIES //WINDOWS
 448 //      -----------------------------------------------------------------------------
 449 void show_spinning_robot_frame(int robot_num)
 450 {
 451         grs_canvas      *curcanv_save;
 452
 453         if (robot_num != -1) {
 454                 Robot_angles.h += 150;
 455
 456                 curcanv_save = grd_curcanv;
 457                 grd_curcanv = Robot_canv;
 458                 Assert(Robot_info[robot_num].model_num != -1);
 459                 draw_model_picture(Robot_info[robot_num].model_num, &Robot_angles);
 460                 grd_curcanv = curcanv_save;
 461         }
 462
 463 }
 464
 465 //  -----------------------------------------------------------------------------
 466 void init_spinning_robot(void) //(int x,int y,int w,int h)
 467  {
 468 #if 0
 469         Robot_angles.p += 0;
 470         Robot_angles.b += 0;
 471         Robot_angles.h += 0;
 472
 473 #else
 474         int x = rescale_x(138);
 475         int y = rescale_y(55);
 476         int w = rescale_x(166);
 477         int h = rescale_y(138);
 478 #endif
 479
 480         Robot_canv = gr_create_sub_canvas(grd_curcanv, x, y, w, h);
 481         // 138, 55, 166, 138
 482  }
 483 #endif
 484
 485 //      -----------------------------------------------------------------------------
 486 //      Returns char width.
 487 //      If show_robot_flag set, then show a frame of the spinning robot.
 488 int show_char_delay(char the_char, int delay, int robot_num, int cursor_flag)
 489 {
 490         int     w, h, aw;
 491         char    message[2];
 492         static fix      start_time=0;
 493
 494    robot_num=0;
 495         message[0] = the_char;
 496         message[1] = 0;
 497
 498    if (start_time==0 && timer_get_fixed_seconds()<0)
 499     start_time=timer_get_fixed_seconds();
 500
 501         gr_get_string_size(message, &w, &h, &aw );
 502
 503         Assert((Current_color >= 0) && (Current_color < MAX_BRIEFING_COLORS));
 504
 505         //      Draw cursor if there is some delay and caller says to draw cursor
 506         if (cursor_flag && delay) {
 507         WIN(DDGRLOCK(dd_grd_curcanv));
 508                 gr_set_fontcolor(Briefing_foreground_colors[Current_color], -1);
 509                 gr_printf(Briefing_text_x+1, Briefing_text_y, "_" );
 510         WIN(DDGRUNLOCK(dd_grd_curcanv));
 511         }
 512
 513                 if (delay)
 514                  delay=fixdiv (F1_0,i2f(15));
 515
 516                 if (delay != 0)
 517                         show_bitmap_frame();
 518
 519 #ifdef ROBOT_MOVIES
 520                 if (RobotPlaying && (delay != 0))
 521                         RotateRobot();
 522
 523
 524                 while (timer_get_fixed_seconds() < (start_time + delay)) {
 525                         if (RobotPlaying && delay != 0)
 526                                 RotateRobot();
 527                 }
 528 #else
 529                 if (robot_num != -1)
 530                         show_spinning_robot_frame(robot_num);
 531 #endif
 532                 start_time = timer_get_fixed_seconds();
 533
 534 WIN(DDGRLOCK(dd_grd_curcanv));
 535         //      Erase cursor
 536         if (cursor_flag && delay) {
 537                 gr_set_fontcolor(Erase_color, -1);
 538                 gr_printf(Briefing_text_x+1, Briefing_text_y, "_" );
 539         }
 540
 541         //      Draw the character
 542         gr_set_fontcolor(Briefing_background_colors[Current_color], -1);
 543         gr_printf(Briefing_text_x, Briefing_text_y, message );
 544
 545         gr_set_fontcolor(Briefing_foreground_colors[Current_color], -1);
 546         gr_printf(Briefing_text_x+1, Briefing_text_y, message );
 547 WIN(DDGRUNLOCK(dd_grd_curcanv));
 548
 549 //      if (the_char != ' ')
 550 //              if (!digi_is_sound_playing(SOUND_MARKER_HIT))
 551 //                      digi_play_sample( SOUND_MARKER_HIT, F1_0 );
 552
 553         return w;
 554 }
 555
 556 //      -----------------------------------------------------------------------------
 557 int load_briefing_screen( int screen_num )
 558 {
 559         int     pcx_error;
 560
 561         WIN(DDGRLOCK(dd_grd_curcanv));
 562         if ((pcx_error=pcx_read_fullscr( CurBriefScreenName, New_pal ))!=PCX_ERROR_NONE) {
 563                 printf( "File '%s', PCX load error: %s\n  (It's a briefing screen.  Does this cause you pain?)\n",Briefing_screens[screen_num].bs_name, pcx_errormsg(pcx_error));
 564                 printf( "File '%s', PCX load error: %s (%i)\n  (It's a briefing screen.  Does this cause you pain?)\n",Briefing_screens[screen_num].bs_name, pcx_errormsg(pcx_error), pcx_error);
 565                 WIN(DDGRUNLOCK(dd_grd_curcanv));
 566                 Error( "Error loading briefing screen <%s>, PCX load error: %s (%i)\n",CurBriefScreenName, pcx_errormsg(pcx_error), pcx_error);
 567         }
 568         WIN(DDGRUNLOCK(dd_grd_curcanv));
 569
 570         WIN(DDGRRESTORE);
 571
 572         return 0;
 573 }
 574
 575 int load_new_briefing_screen( char *fname )
 576 {
 577         int pcx_error;
 578
 579         mprintf ((0,"Loading new briefing %s!\n",fname));
 580         strcpy (CurBriefScreenName,fname);
 581
 582         //WIN(DEFINE_SCREEN(CurBriefScreenName));
 583
 584         if (gr_palette_fade_out( New_pal, 32, 0 ))
 585                 return 0;
 586
 587         WIN(DDGRLOCK(dd_grd_curcanv));
 588         if ((pcx_error=pcx_read_fullscr( fname, New_pal ))!=PCX_ERROR_NONE)     {
 589                 printf( "File '%s', PCX load error: %s (%i)\n  (It's a briefing screen.  Does this cause you pain?)\n",fname, pcx_errormsg(pcx_error), pcx_error);
 590                 WIN(DDGRUNLOCK(dd_grd_curcanv));
 591                 Error( "Error loading briefing screen <%s>, PCX load error: %s (%i)\n",fname, pcx_errormsg(pcx_error), pcx_error);
 592         }
 593         WIN(DDGRUNLOCK(dd_grd_curcanv));
 594
 595         WIN(DDGRRESTORE);
 596
 597         gr_copy_palette(gr_palette, New_pal, sizeof(gr_palette));
 598
 599         if (gr_palette_fade_in( New_pal, 32, 0 ))
 600                 return 0;
 601         DoBriefingColorStuff();
 602
 603         return 1;
 604 }
 605
 606
 607
 608 #define KEY_DELAY_DEFAULT       ((F1_0*20)/1000)
 609
 610 //      -----------------------------------------------------------------------------
 611 int get_message_num(char **message)
 612 {
 613         int     num=0;
 614
 615         while (**message == ' ')
 616                 (*message)++;
 617
 618         while ((**message >= '0') && (**message <= '9')) {
 619                 num = 10*num + **message-'0';
 620                 (*message)++;
 621         }
 622
 623         while (*(*message)++ != 10)             //      Get and drop eoln
 624                 ;
 625
 626         return num;
 627 }
 628
 629 //      -----------------------------------------------------------------------------
 630 void get_message_name(char **message, char *result)
 631 {
 632         while (**message == ' ')
 633                 (*message)++;
 634
 635         while ((**message != ' ') && (**message != 10)) {
 636                 if (**message != '\n')
 637                         *result++ = **message;
 638                 (*message)++;
 639         }
 640
 641         if (**message != 10)
 642                 while (*(*message)++ != 10)             //      Get and drop eoln
 643                         ;
 644
 645         *result = 0;
 646 }
 647
 648 //      -----------------------------------------------------------------------------
 649 void flash_cursor(int cursor_flag)
 650 {
 651         if (cursor_flag == 0)
 652                 return;
 653
 654 WIN(DDGRLOCK(dd_grd_curcanv));
 655         if ((timer_get_fixed_seconds() % (F1_0/2) ) > (F1_0/4))
 656                 gr_set_fontcolor(Briefing_foreground_colors[Current_color], -1);
 657         else
 658                 gr_set_fontcolor(Erase_color, -1);
 659
 660         gr_printf(Briefing_text_x+1, Briefing_text_y, "_" );
 661 WIN(DDGRUNLOCK(dd_grd_curcanv));
 662 }
 663
 664 extern int InitMovieBriefing();
 665
 666 //      -----------------------------------------------------------------------------
 667 //      Return true if message got aborted by user (pressed ESC), else return false.
 668 int show_briefing_message(int screen_num, char *message)
 669 {
 670         int     prev_ch=-1;
 671         int     ch, done=0,i;
 672         briefing_screen *bsp = &Briefing_screens[screen_num];
 673         int     delay_count = KEY_DELAY_DEFAULT;
 674         int     key_check;
 675         int     robot_num=-1;
 676         int     rval=0;
 677         static int tab_stop=0;
 678         int     flashing_cursor=0;
 679         int     new_page=0,GotZ=0;
 680 #ifdef ROBOT_MOVIES
 681         char *spinRobotName="rba.mve",kludge;  // matt don't change this!
 682 #endif
 683         char fname[15];
 684    char DumbAdjust=0;
 685         char chattering=0;
 686         int hum_channel=-1,printing_channel=-1;
 687         int LineAdjustment=0;
 688         WIN(int wpage_done=0);
 689
 690         Bitmap_name[0] = 0;
 691         Current_color = 0;
 692 #ifdef ROBOT_MOVIES
 693         RobotPlaying=0;
 694
 695         InitMovieBriefing();
 696 #endif
 697
 698         #ifndef SHAREWARE
 699         hum_channel  = digi_start_sound( digi_xlat_sound(SOUND_BRIEFING_HUM), F1_0/2, 0xFFFF/2, 1, -1, -1, -1 );
 700         #endif
 701
 702         // mprintf((0, "Going to print message [%s] at x=%i, y=%i\n", message, x, y));
 703         gr_set_curfont( GAME_FONT );
 704
 705    bsp=&Briefing_screens[0];
 706    init_char_pos(bsp->text_ulx, bsp->text_uly-(8*(1+MenuHires)));
 707
 708         while (!done) {
 709                 ch = *message++;
 710                 if (ch == '$') {
 711                         ch = *message++;
 712               if (ch=='D')
 713                {
 714                       screen_num=DefineBriefingBox (&message);
 715                         //load_new_briefing_screen (Briefing_screens[screen_num].bs_name);
 716
 717            bsp = &Briefing_screens[screen_num];
 718             init_char_pos(bsp->text_ulx, bsp->text_uly);
 719                                 LineAdjustment=0;
 720             prev_ch = 10;                                     //      read to eoln
 721           }
 722          else if (ch=='U')
 723           {
 724                 screen_num=get_message_num(&message);
 725            bsp = &Briefing_screens[screen_num];
 726            init_char_pos(bsp->text_ulx, bsp->text_uly);
 727            prev_ch = 10;                                                   //      read to eoln
 728           }
 729
 730          else if (ch == 'C') {
 731                                 Current_color = get_message_num(&message)-1;
 732                                 Assert((Current_color >= 0) && (Current_color < MAX_BRIEFING_COLORS));
 733                                 prev_ch = 10;
 734                         } else if (ch == 'F') {         //      toggle flashing cursor
 735                                 flashing_cursor = !flashing_cursor;
 736                                 prev_ch = 10;
 737                                 while (*message++ != 10)
 738                                         ;
 739                         } else if (ch == 'T') {
 740                                 tab_stop = get_message_num(&message);
 741                                 tab_stop*=(1+MenuHires);
 742                                 prev_ch = 10;                                                   //      read to eoln
 743                         } else if (ch == 'R') {
 744                                 if (Robot_canv != NULL) {
 745                                         d_free(Robot_canv);
 746                                         Robot_canv=NULL;
 747                                 }
 748 #ifdef ROBOT_MOVIES
 749                                 if (RobotPlaying) {
 750                                         DeInitRobotMovie();
 751                                         RobotPlaying=0;
 752                                 }
 753
 754                                 kludge=*message++;
 755                                 spinRobotName[2]=kludge; // ugly but proud
 756
 757                                 RobotPlaying=InitRobotMovie(spinRobotName);
 758
 759                                 // gr_remap_bitmap_good( &grd_curcanv->cv_bitmap, pal, -1, -1 );
 760
 761                                 if (RobotPlaying) {
 762                                         DoBriefingColorStuff ();
 763                                         mprintf ((0,"Robot playing is %d!!!",RobotPlaying));
 764                                 }
 765 #else
 766                                 init_spinning_robot();
 767                                 robot_num = get_message_num(&message);
 768 #endif
 769             prev_ch = 10;                                                       //      read to eoln
 770                         } else if (ch == 'N') {
 771                                 //--grs_bitmap  *bitmap_ptr;
 772                                 if (Robot_canv != NULL)
 773                                         {d_free(Robot_canv); Robot_canv=NULL;}
 774
 775                                 get_message_name(&message, Bitmap_name);
 776                                 strcat(Bitmap_name, "#0");
 777                                 Animating_bitmap_type = 0;
 778                                 prev_ch = 10;
 779                         } else if (ch == 'O') {
 780                                 if (Robot_canv != NULL)
 781                                         {d_free(Robot_canv); Robot_canv=NULL;}
 782
 783                                 get_message_name(&message, Bitmap_name);
 784                                 strcat(Bitmap_name, "#0");
 785                                 Animating_bitmap_type = 1;
 786                                 prev_ch = 10;
 787                         } else if (ch=='A') {
 788                                 LineAdjustment=1-LineAdjustment;
 789                         } else if (ch=='Z') {
 790                                 mprintf ((0,"Got a Z!\n"));
 791                                 GotZ=1;
 792                                 #if defined (D2_OEM) || defined(COMPILATION) || (defined(MACINTOSH) && defined(SHAREWARE))
 793                                         DumbAdjust=1;
 794                                 #else
 795                                         if (LineAdjustment==1)
 796                                                 DumbAdjust=1;
 797                                         else
 798                                                 DumbAdjust=2;
 799                                 #endif
 800
 801                                 i=0;
 802                                 while ((fname[i]=*message) != '\n') {
 803                                         i++;
 804                                         message++;
 805                                 }
 806                                 fname[i]=0;
 807
 808                                 if (MenuHires) {
 809                                         char fname2[15];
 810
 811                                         i=0;
 812                                         while (fname[i]!='.')
 813                                                 fname2[i] = fname[i++];
 814 #ifndef SHAREWARE
 815                                         fname2[i++]='b';
 816 #endif
 817                                         fname2[i++]='.';
 818                                         fname2[i++]='p';
 819                                         fname2[i++]='c';
 820                                         fname2[i++]='x';
 821                                         fname2[i++]=0;
 822
 823                                         load_new_briefing_screen (cfexist(fname2)?fname2:fname);
 824                                 } else
 825                                         load_new_briefing_screen (fname);
 826
 827                                 //load_new_briefing_screen (MenuHires?"end01b.pcx":"end01.pcx");
 828
 829                         } else if (ch == 'B') {
 830                                 char                    bitmap_name[32];
 831                                 grs_bitmap      guy_bitmap;
 832                                 ubyte                   temp_palette[768];
 833                                 int                     iff_error;
 834
 835                                 if (Robot_canv != NULL)
 836                                         {d_free(Robot_canv); Robot_canv=NULL;}
 837
 838                                 get_message_name(&message, bitmap_name);
 839                                 strcat(bitmap_name, ".bbm");
 840                                 guy_bitmap.bm_data = NULL;
 841                                 iff_error = iff_read_bitmap(bitmap_name, &guy_bitmap, BM_LINEAR, temp_palette);
 842                                 Assert(iff_error == IFF_NO_ERROR);
 843                                 gr_remap_bitmap_good( &guy_bitmap, temp_palette, -1, -1 );
 844
 845                                 show_briefing_bitmap(&guy_bitmap);
 846                                 d_free(guy_bitmap.bm_data);
 847                                 prev_ch = 10;
 848 //                 } else if (ch==EOF) {
 849 //                              done=1;
 850 //                      } else if (ch == 'B') {
 851 //                              if (Robot_canv != NULL)
 852 //                                      {d_free(Robot_canv); Robot_canv=NULL;}
 853 //
 854 //                              bitmap_num = get_message_num(&message);
 855 //                              if (bitmap_num != -1)
 856 //                                      show_briefing_bitmap(Textures[bitmap_num]);
 857 //                              prev_ch = 10;                                                   //      read to eoln
 858                         } else if (ch == 'S') {
 859                                 int     keypress;
 860                                 fix     start_time;
 861
 862                                 chattering=0;
 863                                 if (printing_channel>-1)
 864                                    digi_stop_sound( printing_channel );
 865                                 printing_channel=-1;
 866
 867                         #ifdef WINDOWS
 868                                 if (!wpage_done) {
 869                                         DDGRRESTORE;
 870                                         wpage_done =1;
 871                                 }
 872                         #endif
 873
 874                                 start_time = timer_get_fixed_seconds();
 875                                 while ( (keypress = local_key_inkey()) == 0 ) {         //      Wait for a key
 876                                 #ifdef WINDOWS
 877                                         if (_RedrawScreen) {
 878                                                 _RedrawScreen = FALSE;
 879                                                 hum_channel  = digi_start_sound( digi_xlat_sound(SOUND_BRIEFING_HUM), F1_0/2, 0xFFFF/2, 1, -1, -1, -1 );
 880                                                 keypress = KEY_ESC;
 881                                                 break;
 882                                         }
 883                                 #endif
 884
 885                                         while (timer_get_fixed_seconds() < start_time + KEY_DELAY_DEFAULT/2)
 886                                                 ;
 887                                         flash_cursor(flashing_cursor);
 888
 889 #ifdef ROBOT_MOVIES
 890                                         if (RobotPlaying)       RotateRobot ();
 891 #else
 892                                         show_spinning_robot_frame(robot_num);
 893 #endif
 894
 895                                         show_bitmap_frame();
 896                                         start_time += KEY_DELAY_DEFAULT/2;
 897                                 }
 898
 899 #ifndef NDEBUG
 900                                 if (keypress == KEY_BACKSP)
 901                                         Int3();
 902 #endif
 903                                 if (keypress == KEY_ESC)
 904                                         rval = 1;
 905
 906                                 flashing_cursor = 0;
 907                                 done = 1;
 908                                 WIN(wpage_done = 0);
 909                         } else if (ch == 'P') {         //      New page.
 910                                 if (!GotZ)
 911                                  {
 912                                          Int3(); // Hey ryan!!!! You gotta load a screen before you start
 913                                                                 // printing to it! You know, $Z !!!
 914                                     load_new_briefing_screen (MenuHires?"end01b.pcx":"end01.pcx");
 915                                  }
 916
 917
 918                                 new_page = 1;
 919                                 while (*message != 10) {
 920                                         message++;      //      drop carriage return after special escape sequence
 921                                 }
 922                                 message++;
 923                                 prev_ch = 10;
 924                         }
 925                 } else if (ch == '\t') {                //      Tab
 926                         if (Briefing_text_x - bsp->text_ulx < tab_stop)
 927                                 Briefing_text_x = bsp->text_ulx + tab_stop;
 928                 } else if ((ch == ';') && (prev_ch == 10)) {
 929                         while (*message++ != 10)
 930                                 ;
 931                         prev_ch = 10;
 932                 } else if (ch == '\\') {
 933                         prev_ch = ch;
 934                 } else if (ch == 10) {
 935                         if (prev_ch != '\\') {
 936                                 prev_ch = ch;
 937                                 if (DumbAdjust==0)
 938                                         Briefing_text_y += (8*(MenuHires+1));
 939                                 else
 940                                         DumbAdjust--;
 941                                 Briefing_text_x = bsp->text_ulx;
 942                                 if (Briefing_text_y > bsp->text_uly + bsp->text_height) {
 943                                         load_briefing_screen(screen_num);
 944                                         Briefing_text_x = bsp->text_ulx;
 945                                         Briefing_text_y = bsp->text_uly;
 946                                 }
 947                         } else {
 948                                 if (ch == 13)           //Can this happen? Above says ch==10
 949                                         Int3();
 950                                 prev_ch = ch;
 951                         }
 952
 953                 } else {
 954                         if (!GotZ)
 955                          {
 956                                  Int3(); // Hey ryan!!!! You gotta load a screen before you start
 957                                                         // printing to it! You know, $Z !!!
 958                                  load_new_briefing_screen (MenuHires?"end01b.pcx":"end01.pcx");
 959                          }
 960
 961                         prev_ch = ch;
 962
 963          if (!chattering)
 964                          {
 965                                 printing_channel  = digi_start_sound( digi_xlat_sound(SOUND_BRIEFING_PRINTING), F1_0, 0xFFFF/2, 1, -1, -1, -1 );
 966                            chattering=1;
 967                          }
 968
 969                         WIN(if (GRMODEINFO(emul)) delay_count = 0);
 970
 971                         Briefing_text_x += show_char_delay(ch, delay_count, robot_num, flashing_cursor);
 972
 973                 }
 974
 975                 //      Check for Esc -> abort.
 976                 key_check = local_key_inkey();
 977
 978         #ifdef WINDOWS
 979                 if (_RedrawScreen) {
 980                         _RedrawScreen = FALSE;
 981                         hum_channel  = digi_start_sound( digi_xlat_sound(SOUND_BRIEFING_HUM), F1_0/2, 0xFFFF/2, 1, -1, -1, -1 );
 982                         key_check = KEY_ESC;
 983                 }
 984         #endif
 985                 if ( key_check == KEY_ESC ) {
 986                         rval = 1;
 987                         done = 1;
 988                 }
 989
 990                 if ((key_check == KEY_SPACEBAR) || (key_check == KEY_ENTER))
 991                         delay_count = 0;
 992
 993                 if (Briefing_text_x > bsp->text_ulx + bsp->text_width) {
 994                         Briefing_text_x = bsp->text_ulx;
 995                         Briefing_text_y += bsp->text_uly;
 996                 }
 997
 998                 if ((new_page) || (Briefing_text_y > bsp->text_uly + bsp->text_height)) {
 999                         fix     start_time = 0;
1000                         int     keypress;
1001
1002                         new_page = 0;
1003
1004                         if (printing_channel>-1)
1005                            digi_stop_sound( printing_channel );
1006                         printing_channel=-1;
1007
1008                         chattering=0;
1009
1010                         #ifdef WINDOWS
1011                                 if (!wpage_done) {
1012                                         DDGRRESTORE;
1013                                         wpage_done =1;
1014                                 }
1015                         #endif
1016
1017                         start_time = timer_get_fixed_seconds();
1018                         while ( (keypress = local_key_inkey()) == 0 ) {         //      Wait for a key
1019                         #ifdef WINDOWS
1020                                 if (_RedrawScreen) {
1021                                         _RedrawScreen = FALSE;
1022                                         hum_channel  = digi_start_sound( digi_xlat_sound(SOUND_BRIEFING_HUM), F1_0/2, 0xFFFF/2, 1, -1, -1, -1 );
1023                                         keypress = KEY_ESC;
1024                                         break;
1025                                 }
1026                         #endif
1027
1028                                 while (timer_get_fixed_seconds() < start_time + KEY_DELAY_DEFAULT/2)
1029                                         ;
1030                                 flash_cursor(flashing_cursor);
1031 #ifdef ROBOT_MOVIES
1032                                 if (RobotPlaying) RotateRobot();
1033 #else
1034                                 show_spinning_robot_frame(robot_num);
1035 #endif
1036                                 show_bitmap_frame();
1037                                 start_time += KEY_DELAY_DEFAULT/2;
1038                         }
1039
1040 #ifdef ROBOT_MOVIES
1041                         if (RobotPlaying) DeInitRobotMovie();
1042                         RobotPlaying=0;
1043 #endif
1044                         robot_num = -1;
1045
1046 #ifndef NDEBUG
1047                         if (keypress == KEY_BACKSP)
1048                                 Int3();
1049 #endif
1050                         if (keypress == KEY_ESC) {
1051                                 rval = 1;
1052                                 done = 1;
1053                         }
1054
1055                         load_briefing_screen(screen_num);
1056                         Briefing_text_x = bsp->text_ulx;
1057                         Briefing_text_y = bsp->text_uly;
1058          delay_count = KEY_DELAY_DEFAULT;
1059
1060                         WIN(wpage_done = 0);
1061                 }
1062         }
1063
1064 #ifdef ROBOT_MOVIES
1065         if (RobotPlaying) {
1066                 DeInitRobotMovie();
1067                 RobotPlaying=0;
1068         }
1069 #endif
1070
1071         if (Robot_canv != NULL)
1072                 {d_free(Robot_canv); Robot_canv=NULL;}
1073
1074         if (hum_channel>-1)
1075                 digi_stop_sound( hum_channel );
1076         if (printing_channel>-1)
1077            digi_stop_sound( printing_channel );
1078
1079         return rval;
1080 }
1081
1082 //      -----------------------------------------------------------------------------
1083 //      Return a pointer to the start of text for screen #screen_num.
1084 char * get_briefing_message(int screen_num)
1085 {
1086         char    *tptr = Briefing_text;
1087         int     cur_screen=0;
1088         int     ch;
1089
1090         Assert(screen_num >= 0);
1091
1092         while ( (*tptr != 0 ) && (screen_num != cur_screen)) {
1093                 ch = *tptr++;
1094                 if (ch == '$') {
1095                         ch = *tptr++;
1096                         if (ch == 'S')
1097                                 cur_screen = get_message_num(&tptr);
1098                 }
1099         }
1100
1101    if (screen_num!=cur_screen)
1102          return (NULL);
1103
1104         return tptr;
1105 }
1106
1107 // -----------------------------------------------------------------------------
1108 //      Load Descent briefing text.
1109 int load_screen_text(char *filename, char **buf)
1110 {
1111         CFILE   *tfile;
1112         CFILE *ifile;
1113         int     len, i,x;
1114         int     have_binary = 0;
1115
1116         if ((tfile = cfopen(filename,"rb")) == NULL) {
1117                 char nfilename[30], *ptr;
1118
1119                 strcpy(nfilename, filename);
1120                 ptr = strrchr(nfilename, '.');
1121                 *ptr = '\0';
1122                 strcat(nfilename, ".txb");
1123                 if ((ifile = cfopen(nfilename, "rb")) == NULL)
1124                 {
1125                         mprintf ((0,"can't open %s!\n",nfilename));
1126                         return (0);
1127                         //Error("Cannot open file %s or %s", filename, nfilename);
1128                 }
1129
1130                 mprintf ((0,"reading...\n"));
1131                 have_binary = 1;
1132
1133                 len = cfilelength(ifile);
1134                 MALLOC(*buf, char, len+500);
1135       mprintf ((0,"len=%d\n",len));
1136                 for (x=0,i=0;i<len;i++,x++)
1137                  {
1138              cfread (*buf+x,1,1,ifile);
1139                 //  mprintf ((0,"%c",*(*buf+x)));
1140                   if (*(*buf+x)==13)
1141                         x--;
1142        }
1143
1144                 cfclose(ifile);
1145         } else {
1146                 len = cfilelength(tfile);
1147                 MALLOC(*buf, char, len+500);
1148                 for (x=0,i=0;i<len;i++,x++)
1149                  {
1150              cfread (*buf+x,1,1,tfile);
1151                  // mprintf ((0,"%c",*(*buf+x)));
1152                   if (*(*buf+x)==13)
1153                         x--;
1154        }
1155
1156
1157                 //cfread(*buf, 1, len, tfile);
1158                 cfclose(tfile);
1159         }
1160
1161         if (have_binary) {
1162                 char *ptr;
1163
1164                 for (i = 0, ptr = *buf; i < len; i++, ptr++) {
1165                         if (*ptr != '\n') {
1166                                 encode_rotate_left(ptr);
1167                                 *ptr = *ptr ^ BITMAP_TBL_XOR;
1168                                 encode_rotate_left(ptr);
1169                         }
1170                 }
1171         }
1172
1173  return (1);
1174 }
1175
1176 //      -----------------------------------------------------------------------------
1177 //      Return true if message got aborted, else return false.
1178 int show_briefing_text(int screen_num)
1179 {
1180         char    *message_ptr;
1181
1182    message_ptr = get_briefing_message(screen_num);
1183    if (message_ptr==NULL)
1184          return (0);
1185
1186    DoBriefingColorStuff();
1187
1188         return show_briefing_message(screen_num, message_ptr);
1189 }
1190 void DoBriefingColorStuff ()
1191  {
1192    Briefing_foreground_colors[0] = gr_find_closest_color_current( 0, 40, 0);
1193    Briefing_background_colors[0] = gr_find_closest_color_current( 0, 6, 0);
1194
1195    Briefing_foreground_colors[1] = gr_find_closest_color_current( 40, 33, 35);
1196    Briefing_background_colors[1] = gr_find_closest_color_current( 5, 5, 5);
1197
1198    Briefing_foreground_colors[2] = gr_find_closest_color_current( 8, 31, 54);
1199    Briefing_background_colors[2] = gr_find_closest_color_current( 1, 4, 7);
1200
1201    Erase_color = gr_find_closest_color_current(0, 0, 0);
1202  }
1203
1204 //      -----------------------------------------------------------------------------
1205 //      Return true if screen got aborted by user, else return false.
1206 int show_briefing_screen( int screen_num, int allow_keys)
1207 {
1208         int     rval=0;
1209         ubyte   palette_save[768];
1210
1211         New_pal_254_bash = 0;
1212
1213         if (Skip_briefing_screens) {
1214         mprintf((0, "Skipping briefing screen [brief03.pcx]\n"));
1215                 return 0;
1216         }
1217
1218 //      briefing_bm.bm_data=NULL;
1219 //   if ((pcx_error=pcx_read_bitmap( "brief03.pcx", &briefing_bm, BM_LINEAR, New_pal ))!=PCX_ERROR_NONE)     {
1220 //        mprintf((0, "File '%s', PCX load error: %s (%i)\n  (It's a briefing screen.  Does this cause you pain?)\n","Brief03.pcx", pcx_errormsg(pcx_error), pcx_error));
1221 //              Int3();
1222 //              return 0;
1223 //      }
1224
1225         memcpy(palette_save,gr_palette,sizeof(palette_save));
1226         memcpy(New_pal,gr_palette,sizeof(gr_palette));
1227
1228
1229 //      vfx_set_palette_sub( New_pal );
1230 //      gr_palette_clear();
1231 //      gr_bitmap( 0, 0, &briefing_bm );
1232 #ifdef OGL
1233         gr_palette_load(New_pal);
1234 #endif
1235
1236 //      if (gr_palette_fade_in( New_pal, 32, allow_keys ))
1237 //              return 1;
1238 //      memcpy(gr_palette,New_pal,sizeof(gr_palette));
1239
1240         #ifdef MACINTOSH
1241         key_close();            // kill the keyboard handler during briefing screens for movies
1242         #endif
1243         rval = show_briefing_text(screen_num);
1244         #ifdef MACINTOSH
1245         key_init();
1246         #endif
1247
1248         #if defined (MACINTOSH) || defined(WINDOWS)
1249         memcpy(New_pal,gr_palette,sizeof(gr_palette));          // attempt to get fades after briefing screens done correctly.
1250         #endif
1251
1252
1253         #ifndef WINDOWS
1254         if (gr_palette_fade_out( New_pal, 32, allow_keys ))
1255                 return 1;
1256    #else
1257                 DEFINE_SCREEN(NULL);
1258                 WIN(DDGRLOCK(dd_grd_curcanv));
1259                 gr_clear_canvas (0);
1260                 WIN(DDGRUNLOCK(dd_grd_curcanv));
1261                 if (gr_palette_fade_out( New_pal, 32, allow_keys ))
1262                         return 1;
1263         #endif
1264
1265         gr_copy_palette(gr_palette, palette_save, sizeof(palette_save));
1266
1267 //      d_free(briefing_bm.bm_data);
1268
1269         return rval;
1270 }
1271
1272
1273 //      -----------------------------------------------------------------------------
1274 void do_briefing_screens(char *filename,int level_num)
1275 {
1276
1277    MVEPaletteCalls=0;
1278
1279         if (Skip_briefing_screens) {
1280                 mprintf((0, "Skipping all briefing screens.\n"));
1281                 return;
1282         }
1283
1284         #ifdef APPLE_DEMO
1285         return;                 // no briefing screens at all for demo
1286         #endif
1287
1288         mprintf ((0,"Trying briefing screen! %s\n",filename));
1289
1290         if (!filename)
1291                 return;
1292
1293         if (!load_screen_text(filename, &Briefing_text))
1294          return;
1295
1296         #ifdef SHAREWARE
1297         songs_play_song( SONG_BRIEFING, 1 );
1298         #else
1299         songs_stop_all();
1300         #endif
1301
1302         set_screen_mode( SCREEN_MENU );
1303
1304         WINDOS(
1305                 dd_gr_set_current_canvas(NULL),
1306                 gr_set_current_canvas(NULL)
1307         );
1308
1309         mprintf ((0,"Playing briefing screen! %s %d\n",filename,level_num));
1310
1311         key_flush();
1312
1313         show_briefing_screen(level_num,0);
1314
1315         d_free (Briefing_text);
1316         key_flush();
1317
1318         return;
1319
1320 }
1321
1322 int DefineBriefingBox (char **buf)
1323  {
1324   int n,i=0;
1325   char name[20];
1326
1327   n=get_new_message_num (buf);
1328
1329         Assert(n < MAX_BRIEFING_SCREENS);
1330
1331   while (**buf!=' ')
1332    {
1333     name[i++]=**buf;
1334     (*buf)++;
1335    }
1336
1337   name[i]='\0';   // slap a delimiter on this guy
1338
1339   strcpy (Briefing_screens[n].bs_name,name);
1340   Briefing_screens[n].level_num=get_new_message_num (buf);
1341   Briefing_screens[n].message_num=get_new_message_num (buf);
1342   Briefing_screens[n].text_ulx=get_new_message_num (buf);
1343   Briefing_screens[n].text_uly=get_new_message_num (buf);
1344   Briefing_screens[n].text_width=get_new_message_num (buf);
1345   Briefing_screens[n].text_height=get_message_num (buf);  // NOTICE!!!
1346
1347   if (MenuHires)
1348         {
1349          Briefing_screens[n].text_ulx*=2;
1350          Briefing_screens[n].text_uly*=2.4;
1351          Briefing_screens[n].text_width*=2;
1352          Briefing_screens[n].text_height*=2.4;
1353         }
1354
1355   return (n);
1356  }
1357
1358 int get_new_message_num(char **message)
1359 {
1360         int     num=0;
1361
1362         while (**message == ' ')
1363                 (*message)++;
1364
1365         while ((**message >= '0') && (**message <= '9')) {
1366                 num = 10*num + **message-'0';
1367                 (*message)++;
1368         }
1369
1370        (*message)++;
1371
1372         return num;
1373 }
1374