main/hud.c

   1 /*
   2 THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
   3 SOFTWARE CORPORATION ("PARALLAX").  PARALLAX, IN DISTRIBUTING THE CODE TO
   4 END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
   5 ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
   6 IN USING, DISPLAYING,  AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
   7 SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
   8 FREE PURPOSES.  IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
   9 CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES.  THE END-USER UNDERSTANDS
  10 AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
  11 COPYRIGHT 1993-1999 PARALLAX SOFTWARE CORPORATION.  ALL RIGHTS RESERVED.
  12 */
  13
  14 /*
  15  * $Source: /cvs/cvsroot/d2x/main/hud.c,v $
  16  * $Revision: 1.6 $
  17  * $Author: btb $
  18  * $Date: 2003-06-06 19:04:27 $
  19  *
  20  * Routines for displaying HUD messages...
  21  *
  22  * $Log: not supported by cvs2svn $
  23  * Revision 1.5.2.1  2003/06/06 03:35:41  btb
  24  * finish console conversion away from SDL
  25  *
  26  * Revision 1.5  2002/10/11 05:14:59  btb
  27  * make hud_message work correctly
  28  *
  29  * Revision 1.4  2002/10/10 19:08:15  btb
  30  * whitespace
  31  *
  32  * Revision 1.3  2001/11/04 09:00:25  bradleyb
  33  * Enable d1x-style hud_message
  34  *
  35  *
  36  */
  37
  38 #ifdef HAVE_CONFIG_H
  39 #include <conf.h>
  40 #endif
  41
  42 #include <stdio.h>
  43 #include <string.h>
  44 #include <stdlib.h>
  45 #include <ctype.h>
  46
  47 #include "hudmsg.h"
  48
  49 #include "pstypes.h"
  50 #include "u_mem.h"
  51 #include "strutil.h"
  52 #include "console.h"
  53 #include "inferno.h"
  54 #include "game.h"
  55 #include "screens.h"
  56 #include "gauges.h"
  57 #include "physics.h"
  58 #include "error.h"
  59
  60 #include "menu.h"                       // For the font.
  61 #include "mono.h"
  62 #include "collide.h"
  63 #include "newdemo.h"
  64 #include "player.h"
  65 #include "gamefont.h"
  66
  67 #include "wall.h"
  68 #include "screens.h"
  69 #include "text.h"
  70 #include "laser.h"
  71 #include "args.h"
  72 #include "pa_enabl.h"
  73
  74 int hud_first = 0;
  75 int hud_last = 0;
  76
  77 int     HUD_nmessages = 0;
  78 fix     HUD_message_timer = 0;          // Time, relative to Players[Player_num].time (int.frac seconds.frac), at which to erase gauge message
  79 char  HUD_messages[HUD_MAX_NUM][HUD_MESSAGE_LENGTH+5];
  80
  81 extern void copy_background_rect(int left,int top,int right,int bot);
  82 char Displayed_background_message[2][HUD_MESSAGE_LENGTH] = {"",""};
  83 int     Last_msg_ycrd = -1;
  84 int     Last_msg_height = 6;
  85 int     HUD_color = -1;
  86
  87 int     MSG_Playermessages = 0;
  88 int     MSG_Noredundancy = 0;
  89
  90 int     Modex_hud_msg_count;
  91
  92 #define LHX(x)          ((x)*(FontHires?2:1))
  93 #define LHY(y)          ((y)*(FontHires?2.4:1))
  94
  95 #ifdef WINDOWS
  96 int extra_clear=0;
  97 #endif
  98
  99 //      -----------------------------------------------------------------------------
 100 void clear_background_messages(void)
 101 {
 102         #ifdef WINDOWS
 103         if (extra_clear == FrameCount)          //don't do extra clear on same frame
 104                 return;
 105         #endif
 106
 107 #ifdef WINDOWS
 108         if (((Cockpit_mode == CM_STATUS_BAR) || (Cockpit_mode == CM_FULL_SCREEN)) && (Last_msg_ycrd != -1) && (dd_VR_render_sub_buffer[0].yoff >= 6)) {
 109                 dd_grs_canvas *canv_save = dd_grd_curcanv;
 110 #else
 111         if (((Cockpit_mode == CM_STATUS_BAR) || (Cockpit_mode == CM_FULL_SCREEN)) && (Last_msg_ycrd != -1) && (VR_render_sub_buffer[0].cv_bitmap.bm_y >= 6)) {
 112                 grs_canvas      *canv_save = grd_curcanv;
 113 #endif
 114
 115                 WINDOS( dd_gr_set_current_canvas(get_current_game_screen()),
 116                                 gr_set_current_canvas(get_current_game_screen())
 117                 );
 118
 119                 PA_DFX (pa_set_frontbuffer_current());
 120                 PA_DFX (copy_background_rect(0, Last_msg_ycrd, grd_curcanv->cv_bitmap.bm_w, Last_msg_ycrd+Last_msg_height-1));
 121                 PA_DFX (pa_set_backbuffer_current());
 122                 copy_background_rect(0, Last_msg_ycrd, grd_curcanv->cv_bitmap.bm_w, Last_msg_ycrd+Last_msg_height-1);
 123
 124                 WINDOS(
 125                         dd_gr_set_current_canvas(canv_save),
 126                         gr_set_current_canvas(canv_save)
 127                 );
 128
 129                 #ifdef WINDOWS
 130                 if (extra_clear || !GRMODEINFO(modex)) {
 131                         extra_clear = 0;
 132                         Last_msg_ycrd = -1;
 133                 }
 134                 else
 135                         extra_clear = FrameCount;
 136                 #else
 137                 Last_msg_ycrd = -1;
 138                 #endif
 139         }
 140
 141         Displayed_background_message[VR_current_page][0] = 0;
 142
 143 }
 144
 145 void HUD_clear_messages()
 146 {
 147         int i;
 148         HUD_nmessages = 0;
 149         hud_first = hud_last = 0;
 150         HUD_message_timer = 0;
 151         clear_background_messages();
 152         for (i = 0; i < HUD_MAX_NUM; i++)
 153                 sprintf(HUD_messages[i], "SlagelSlagel!!");
 154 }
 155
 156
 157 extern int Guided_in_big_window;
 158 extern int max_window_h;
 159
 160 extern grs_canvas *print_to_canvas(char *s,grs_font *font, int fc, int bc, int double_flag);
 161
 162 //      -----------------------------------------------------------------------------
 163 //      print to buffer, double heights, and blit bitmap to screen
 164 void modex_hud_message(int x, int y, char *s, grs_font *font, int color)
 165 {
 166         grs_canvas *temp_canv;
 167
 168         temp_canv = print_to_canvas(s, font, color, -1, 1);
 169
 170         gr_bitmapm(x,y,&temp_canv->cv_bitmap);
 171
 172         gr_free_canvas(temp_canv);
 173 }
 174
 175 extern int max_window_w;
 176
 177 //      -----------------------------------------------------------------------------
 178 //      Writes a message on the HUD and checks its timer.
 179 void HUD_render_message_frame()
 180 {
 181         int i, y,n;
 182         int h,w,aw;
 183
 184         if (( HUD_nmessages < 0 ) || (HUD_nmessages > HUD_MAX_NUM))
 185                 Int3(); // Get Rob!
 186
 187         if ( (HUD_nmessages < 1 ) && (Modex_hud_msg_count == 0))
 188                 return;
 189
 190         HUD_message_timer -= FrameTime;
 191
 192         #ifdef WINDOWS
 193         if (extra_clear)
 194                 clear_background_messages();                    //      If in status bar mode and no messages, then erase.
 195         #endif
 196
 197         if ( HUD_message_timer < 0 )    {
 198                 // Timer expired... get rid of oldest message...
 199                 if (hud_last!=hud_first)        {
 200                         int     temp;
 201
 202                         //&HUD_messages[hud_first][0] is deing deleted...;
 203                         hud_first = (hud_first+1) % HUD_MAX_NUM;
 204                         HUD_message_timer = F1_0*2;
 205                         HUD_nmessages--;
 206                         if (HUD_nmessages == 0)
 207                                 Modex_hud_msg_count = 2;
 208                         temp = Last_msg_ycrd;
 209                         clear_background_messages();                    //      If in status bar mode and no messages, then erase.
 210                         if (Modex_hud_msg_count)
 211                                 Last_msg_ycrd = temp;
 212                 }
 213         }
 214
 215         if (HUD_nmessages > 0 ) {
 216
 217                 if (HUD_color == -1)
 218                         HUD_color = BM_XRGB(0,28,0);
 219
 220         #ifdef WINDOWS
 221                 if ( (VR_render_mode==VR_NONE) && ((Cockpit_mode == CM_STATUS_BAR) || (Cockpit_mode == CM_FULL_SCREEN)) && (dd_VR_render_sub_buffer[0].yoff >= (max_window_h/8))) {
 222         #else
 223                 if ( (VR_render_mode==VR_NONE) && ((Cockpit_mode == CM_STATUS_BAR) || (Cockpit_mode == CM_FULL_SCREEN)) && (VR_render_sub_buffer[0].cv_bitmap.bm_y >= (max_window_h/8))) {
 224         #endif
 225                         // Only display the most recent message in this mode
 226                         char    *message = HUD_messages[(hud_first+HUD_nmessages-1) % HUD_MAX_NUM];
 227
 228                         if (strcmp(Displayed_background_message[VR_current_page], message)) {
 229                                 int     ycrd;
 230                                 WINDOS(
 231                                         dd_grs_canvas *canv_save = dd_grd_curcanv,
 232                                         grs_canvas      *canv_save = grd_curcanv
 233                                 );
 234
 235                                 #ifdef MACINTOSH
 236                                 if (Scanline_double)
 237                                         FontHires=1;    // always display hires font outside of display
 238                                 #endif
 239
 240                                 WINDOS(
 241                                         ycrd = dd_grd_curcanv->yoff - (SMALL_FONT->ft_h+2),
 242                                         ycrd = grd_curcanv->cv_bitmap.bm_y - (SMALL_FONT->ft_h+2)
 243                                 );
 244
 245                                 if (ycrd < 0)
 246                                         ycrd = 0;
 247
 248                                 WINDOS(
 249                                         dd_gr_set_current_canvas(get_current_game_screen()),
 250                                         gr_set_current_canvas(get_current_game_screen())
 251                                 );
 252
 253                                 gr_set_curfont( SMALL_FONT );
 254                                 gr_get_string_size(message, &w, &h, &aw );
 255                                 clear_background_messages();
 256
 257
 258                                 if (grd_curcanv->cv_bitmap.bm_type == BM_MODEX) {
 259                                         WIN(Int3());    // No no no no ....
 260                                         ycrd -= h;
 261                                         h *= 2;
 262                                         modex_hud_message((grd_curcanv->cv_bitmap.bm_w-w)/2, ycrd, message, SMALL_FONT, HUD_color);
 263                                         if (Modex_hud_msg_count > 0) {
 264                                                 Modex_hud_msg_count--;
 265                                                 Displayed_background_message[VR_current_page][0] = '!';
 266                                         } else
 267                                                 strcpy(Displayed_background_message[VR_current_page], message);
 268                                 } else {
 269                                 WIN(DDGRLOCK(dd_grd_curcanv));
 270                                         gr_set_fontcolor( HUD_color, -1);
 271                                         PA_DFX (pa_set_frontbuffer_current());
 272                                         PA_DFX (gr_printf((grd_curcanv->cv_bitmap.bm_w-w)/2, ycrd, message ));
 273                                         PA_DFX (pa_set_backbuffer_current());
 274                                         gr_printf((grd_curcanv->cv_bitmap.bm_w-w)/2, ycrd, message );
 275                                         strcpy(Displayed_background_message[VR_current_page], message);
 276                                 WIN(DDGRUNLOCK(dd_grd_curcanv));
 277                                 }
 278
 279                         WINDOS(
 280                                 dd_gr_set_current_canvas(canv_save),
 281                                 gr_set_current_canvas(canv_save)
 282                         );
 283
 284                                 Last_msg_ycrd = ycrd;
 285                                 Last_msg_height = h;
 286
 287                                 #ifdef MACINTOSH
 288                                 if (Scanline_double)
 289                                         FontHires=0;    // always display hires font outside of display
 290                                 #endif
 291
 292                         }
 293                 } else {
 294
 295                         gr_set_curfont( SMALL_FONT );
 296
 297                         if ( (Cockpit_mode == CM_FULL_SCREEN) || (Cockpit_mode == CM_LETTERBOX) ) {
 298                                 if (Game_window_w == max_window_w)
 299                                         y = SMALL_FONT->ft_h/2;
 300                                 else
 301                                         y= SMALL_FONT->ft_h * 2;
 302                         } else
 303                                 y = SMALL_FONT->ft_h/2;
 304
 305                   if (Guided_missile[Player_num] && Guided_missile[Player_num]->type==OBJ_WEAPON && Guided_missile[Player_num]->id==GUIDEDMISS_ID &&
 306                       Guided_missile[Player_num]->signature==Guided_missile_sig[Player_num] && Guided_in_big_window)
 307                               y+=SMALL_FONT->ft_h+3;
 308
 309                 WIN(DDGRLOCK(dd_grd_curcanv));
 310                         for (i=0; i<HUD_nmessages; i++ )        {
 311                                 n = (hud_first+i) % HUD_MAX_NUM;
 312                                 if ((n < 0) || (n >= HUD_MAX_NUM))
 313                                         Int3(); // Get Rob!!
 314                                 if (!strcmp(HUD_messages[n], "This is a bug."))
 315                                         Int3(); // Get Rob!!
 316                                 gr_get_string_size(&HUD_messages[n][0], &w, &h, &aw );
 317                                 gr_set_fontcolor( HUD_color, -1);
 318
 319                                 PA_DFX (pa_set_frontbuffer_current());
 320                                 PA_DFX(gr_string((grd_curcanv->cv_bitmap.bm_w-w)/2,y, &HUD_messages[n][0] ));
 321                                 PA_DFX (pa_set_backbuffer_current());
 322                                 gr_string((grd_curcanv->cv_bitmap.bm_w-w)/2,y, &HUD_messages[n][0] );
 323                                 y += h+1;
 324                         }
 325                 WIN(DDGRUNLOCK(dd_grd_curcanv));
 326                 }
 327         }
 328         #ifndef WINDOWS
 329         else if (get_current_game_screen()->cv_bitmap.bm_type == BM_MODEX) {
 330                 if (Modex_hud_msg_count) {
 331                         int     temp = Last_msg_ycrd;
 332                         Modex_hud_msg_count--;
 333                         clear_background_messages();                    //      If in status bar mode and no messages, then erase.
 334                         Last_msg_ycrd = temp;
 335                 }
 336         }
 337         #endif
 338
 339         gr_set_curfont( GAME_FONT );
 340 }
 341
 342 int PlayerMessage=1;
 343
 344
 345 // Call to flash a message on the HUD.  Returns true if message drawn.
 346 //  (message might not be drawn if previous message was same)
 347 int HUD_init_message_va(char * format, va_list args)
 348 {
 349         int temp;
 350         char *message = NULL;
 351         char *last_message=NULL;
 352 #if 0
 353         int temp2;
 354         char *cleanmessage;
 355 #endif
 356         char con_message[HUD_MESSAGE_LENGTH + 3];
 357
 358         Modex_hud_msg_count = 2;
 359
 360         if ( (hud_last < 0) || (hud_last >= HUD_MAX_NUM))
 361                 Int3(); // Get Rob!!
 362
 363         // -- mprintf((0, "message timer: %7.3f\n", f2fl(HUD_message_timer)));
 364         message = &HUD_messages[hud_last][0];
 365         vsprintf(message,format,args);
 366
 367 #if 0
 368         /* Produce a sanitised version and send it to the console */
 369         cleanmessage = d_strdup(message);
 370         for (temp=0,temp2=0; message[temp]!=0; temp++)
 371         {
 372                 if (isprint(message[temp])) cleanmessage[temp2++] = message[temp];
 373                 else temp++; /* Skip next character as well */
 374         }
 375         cleanmessage[temp2] = 0;
 376         con_printf(CON_NORMAL, "%s\n", cleanmessage);
 377         d_free(cleanmessage);
 378 #endif
 379
 380         /* Produce a colorised version and send it to the console */
 381         if (HUD_color == -1)
 382                 HUD_color = BM_XRGB(0,28,0);
 383         con_message[0] = CC_COLOR;
 384         con_message[1] = HUD_color;
 385         con_message[2] = '\0';
 386         strcat(con_message, message);
 387         con_printf(CON_NORMAL, "%s\n", con_message);
 388
 389         // Added by Leighton
 390
 391    if ((Game_mode & GM_MULTI) && FindArg("-noredundancy"))
 392          if (!strnicmp ("You already",message,11))
 393                 return 0;
 394
 395    if ((Game_mode & GM_MULTI) && FindArg("-PlayerMessages") && PlayerMessage==0)
 396                 return 0;
 397
 398         if (HUD_nmessages > 0)  {
 399                 if (hud_last==0)
 400                         last_message = &HUD_messages[HUD_MAX_NUM-1][0];
 401                 else
 402                         last_message = &HUD_messages[hud_last-1][0];
 403         }
 404
 405         temp = (hud_last+1) % HUD_MAX_NUM;
 406
 407         if ( temp==hud_first )  {
 408                 // If too many messages, remove oldest message to make room
 409                 hud_first = (hud_first+1) % HUD_MAX_NUM;
 410                 HUD_nmessages--;
 411         }
 412
 413         if (last_message && (!strcmp(last_message, message))) {
 414                 HUD_message_timer = F1_0*3;             // 1 second per 5 characters
 415                 return 0;       // ignore since it is the same as the last one
 416         }
 417
 418         hud_last = temp;
 419         // Check if memory has been overwritten at this point.
 420         if (strlen(message) >= HUD_MESSAGE_LENGTH)
 421                 Error( "Your message to HUD is too long.  Limit is %i characters.\n", HUD_MESSAGE_LENGTH);
 422         #ifdef NEWDEMO
 423         if (Newdemo_state == ND_STATE_RECORDING )
 424                 newdemo_record_hud_message( message );
 425         #endif
 426         HUD_message_timer = F1_0*3;             // 1 second per 5 characters
 427         HUD_nmessages++;
 428
 429         return 1;
 430 }
 431
 432
 433 int HUD_init_message(char * format, ... )
 434 {
 435         int ret;
 436         va_list args;
 437
 438         va_start(args, format);
 439         ret = HUD_init_message_va(format, args);
 440         va_end(args);
 441
 442         return ret;
 443 }
 444
 445
 446 //@@void player_dead_message(void)
 447 //@@{
 448 //@@    if (!Arcade_mode && Player_exploded) { //(ConsoleObject->flags & OF_EXPLODING)) {
 449 //@@            gr_set_curfont( SMALL_FONT );
 450 //@@            if (HUD_color == -1)
 451 //@@                    HUD_color = BM_XRGB(0,28,0);
 452 //@@            gr_set_fontcolor( HUD_color, -1);
 453 //@@
 454 //@@            gr_printf(0x8000, grd_curcanv->cv_bitmap.bm_h-8, TXT_PRESS_ANY_KEY);
 455 //@@            gr_set_curfont( GAME_FONT );
 456 //@@    }
 457 //@@
 458 //@@}
 459
 460 void player_dead_message(void)
 461 {
 462     if (Player_exploded) {
 463         if ( Players[Player_num].lives < 2 )    {
 464             int x, y, w, h, aw;
 465             gr_set_curfont( HUGE_FONT );
 466             gr_get_string_size( TXT_GAME_OVER, &w, &h, &aw );
 467             w += 20;
 468             h += 8;
 469             x = (grd_curcanv->cv_w - w ) / 2;
 470             y = (grd_curcanv->cv_h - h ) / 2;
 471
 472             NO_DFX (Gr_scanline_darkening_level = 2*7);
 473             NO_DFX (gr_setcolor( BM_XRGB(0,0,0) ));
 474             NO_DFX (gr_rect( x, y, x+w, y+h ));
 475             Gr_scanline_darkening_level = GR_FADE_LEVELS;
 476
 477             gr_string(0x8000, (grd_curcanv->cv_h - grd_curcanv->cv_font->ft_h)/2 + h/8, TXT_GAME_OVER );
 478
 479 #if 0
 480             // Automatically exit death after 10 secs
 481             if ( GameTime > Player_time_of_death + F1_0*10 ) {
 482                     Function_mode = FMODE_MENU;
 483                     Game_mode = GM_GAME_OVER;
 484                     longjmp( LeaveGame, 1 );        // Exit out of game loop
 485             }
 486 #endif
 487
 488         }
 489         gr_set_curfont( GAME_FONT );
 490         if (HUD_color == -1)
 491             HUD_color = BM_XRGB(0,28,0);
 492         gr_set_fontcolor( HUD_color, -1);
 493         gr_string(0x8000, grd_curcanv->cv_h-(grd_curcanv->cv_font->ft_h+3), TXT_PRESS_ANY_KEY);
 494     }
 495 }
 496
 497 // void say_afterburner_status(void)
 498 // {
 499 //      if (Players[Player_num].flags & PLAYER_FLAGS_AFTERBURNER)
 500 //              HUD_init_message("Afterburner engaged.");
 501 //      else
 502 //              HUD_init_message("Afterburner disengaged.");
 503 // }
 504
 505 void hud_message(int class, char *format, ...)
 506 {
 507         va_list vp;
 508
 509         va_start(vp, format);
 510         if ((!MSG_Noredundancy || (class & MSGC_NOREDUNDANCY)) &&
 511             (!MSG_Playermessages || !(Game_mode & GM_MULTI) ||
 512              (class & MSGC_PLAYERMESSAGES)))
 513                 HUD_init_message_va(format, vp);
 514         va_end(vp);
 515 }
 516