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