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