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