base/ct_chat.c

   1 //
   2 // Chat mode
   3 //
   4
   5 #include <string.h>
   6 #include <ctype.h>
   7 #include "doomdef.h"
   8 #include "p_local.h"
   9 #include "soundst.h"
  10
  11 #define QUEUESIZE               128
  12 #define MESSAGESIZE     128
  13 #define MESSAGELEN      265
  14
  15 #define CT_PLR_GREEN            1
  16 #define CT_PLR_YELLOW   2
  17 #define CT_PLR_RED              3
  18 #define CT_PLR_BLUE             4
  19 #define CT_PLR_ALL              5
  20
  21 #define CT_KEY_GREEN            'g'
  22 #define CT_KEY_YELLOW   'y'
  23 #define CT_KEY_RED              'r'
  24 #define CT_KEY_BLUE             'b'
  25 #define CT_KEY_ALL              't'
  26 #define CT_ESCAPE                       6
  27
  28 // Public data
  29
  30 void CT_Init(void);
  31 void CT_Drawer(void);
  32 boolean CT_Responder(event_t *ev);
  33 void CT_Ticker(void);
  34 char CT_dequeueChatChar(void);
  35
  36 boolean chatmodeon;
  37
  38 // Private data
  39
  40 void CT_queueChatChar(char ch);
  41 void CT_ClearChatMessage(int player);
  42 void CT_AddChar(int player, char c);
  43 void CT_BackSpace(int player);
  44
  45 int head;
  46 int tail;
  47 byte ChatQueue[QUEUESIZE];
  48 int chat_dest[MAXPLAYERS];
  49 char chat_msg[MAXPLAYERS][MESSAGESIZE];
  50 char plr_lastmsg[MAXPLAYERS][MESSAGESIZE+9]; // add in the length of the pre-string
  51 int msgptr[MAXPLAYERS];
  52 int msglen[MAXPLAYERS];
  53
  54 boolean cheated;
  55
  56 static int FontABaseLump;
  57
  58 char *CT_FromPlrText[MAXPLAYERS] =
  59 {
  60         "GREEN:  ",
  61         "YELLOW:  ",
  62         "RED:  ",
  63         "BLUE:  "
  64 };
  65
  66 char *chat_macros[10];
  67
  68 boolean altdown;
  69 boolean shiftdown;
  70
  71
  72 //===========================================================================
  73 //
  74 // CT_Init
  75 //
  76 //      Initialize chat mode data
  77 //===========================================================================
  78
  79 void CT_Init(void)
  80 {
  81         int i;
  82
  83         head = 0; //initialize the queue index
  84         tail = 0;
  85         chatmodeon = false;
  86         memset(ChatQueue, 0, QUEUESIZE);
  87         for(i = 0; i < MAXPLAYERS; i++)
  88         {
  89                 chat_dest[i] = 0;
  90                 msgptr[i] = 0;
  91                 memset(plr_lastmsg[i], 0, MESSAGESIZE);
  92                 memset(chat_msg[i], 0, MESSAGESIZE);
  93         }
  94         FontABaseLump = W_GetNumForName("FONTA_S")+1;
  95         return;
  96 }
  97
  98 //===========================================================================
  99 //
 100 // CT_Stop
 101 //
 102 //===========================================================================
 103
 104 void CT_Stop(void)
 105 {
 106         chatmodeon = false;
 107         return;
 108 }
 109
 110 //===========================================================================
 111 //
 112 // CT_Responder
 113 //
 114 //===========================================================================
 115
 116 boolean CT_Responder(event_t *ev)
 117 {
 118         char *macro;
 119
 120         int sendto;
 121
 122         if(!netgame)
 123         {
 124                 return false;
 125         }
 126         if(ev->data1 == KEY_LALT || ev->data2 == KEY_RALT)
 127         {
 128                 altdown = (ev->type == ev_keydown);
 129                 return false;
 130         }
 131         if(ev->data1 == KEY_RSHIFT)
 132         {
 133                 shiftdown = (ev->type == ev_keydown);
 134                 return false;
 135         }
 136         if(ev->type != ev_keydown)
 137         {
 138                 return false;
 139         }
 140         if(!chatmodeon)
 141         {
 142                 sendto = 0;
 143                 if(ev->data1 == CT_KEY_ALL)
 144                 {
 145                         sendto = CT_PLR_ALL;
 146                 }
 147                 else if(ev->data1 == CT_KEY_GREEN)
 148                 {
 149                         sendto = CT_PLR_GREEN;
 150                 }
 151                 else if(ev->data1 == CT_KEY_YELLOW)
 152                 {
 153                         sendto = CT_PLR_YELLOW;
 154                 }
 155                 else if(ev->data1 == CT_KEY_RED)
 156                 {
 157                         sendto = CT_PLR_RED;
 158                 }
 159                 else if(ev->data1 == CT_KEY_BLUE)
 160                 {
 161                         sendto = CT_PLR_BLUE;
 162                 }
 163                 if(sendto == 0 || (sendto != CT_PLR_ALL && !playeringame[sendto-1])
 164                         || sendto == consoleplayer+1)
 165                 {
 166                         return false;
 167                 }
 168                 CT_queueChatChar(sendto);
 169                 chatmodeon = true;
 170                 return true;
 171         }
 172         else
 173         {
 174                 if(altdown)
 175                 {
 176                         if(ev->data1 >= '0' && ev->data1 <= '9')
 177                         {
 178                                 if(ev->data1 == '0')
 179                                 { // macro 0 comes after macro 9
 180                                         ev->data1 = '9'+1;
 181                                 }
 182                                 macro = chat_macros[ev->data1-'1'];
 183                                 CT_queueChatChar(KEY_ENTER); //send old message
 184                                 CT_queueChatChar(chat_dest[consoleplayer]); // chose the dest.
 185                                 while(*macro)
 186                                 {
 187                                         CT_queueChatChar(toupper(*macro++));
 188                                 }
 189                                 CT_queueChatChar(KEY_ENTER); //send it off...
 190                                 CT_Stop();
 191                                 return true;
 192                         }
 193                 }
 194                 if(ev->data1 == KEY_ENTER)
 195                 {
 196                         CT_queueChatChar(KEY_ENTER);
 197                         CT_Stop();
 198                         return true;
 199                 }
 200                 else if(ev->data1 == KEY_ESCAPE)
 201                 {
 202                         CT_queueChatChar(CT_ESCAPE);
 203                         CT_Stop();
 204                         return true;
 205                 }
 206                 else if(ev->data1 >= 'a' && ev->data1 <= 'z')
 207                 {
 208                         CT_queueChatChar(ev->data1-32);
 209                         return true;
 210                 }
 211                 else if(shiftdown)
 212                 {
 213                         if(ev->data1 == '1')
 214                         {
 215                                 CT_queueChatChar('!');
 216                                 return true;
 217                         }
 218                         else if(ev->data1 == '/')
 219                         {
 220                                 CT_queueChatChar('?');
 221                                 return true;
 222                         }
 223                 }
 224                 else
 225                 {
 226                         if(ev->data1 == ' ' || ev->data1 == ',' || ev->data1 == '.'
 227                         || (ev->data1 >= '0' && ev->data1 <= '9') || ev->data1 == '\''
 228                         || ev->data1 == KEY_BACKSPACE || ev->data1 == '-' || ev->data1 == '=')
 229                         {
 230                                 CT_queueChatChar(ev->data1);
 231                                 return true;
 232                         }
 233                 }
 234         }
 235         return false;
 236 }
 237
 238 //===========================================================================
 239 //
 240 // CT_Ticker
 241 //
 242 //===========================================================================
 243
 244 void CT_Ticker(void)
 245 {
 246         int i;
 247         int j;
 248         char c;
 249         int numplayers;
 250
 251         for(i=0; i < MAXPLAYERS; i++)
 252         {
 253                 if(!playeringame[i])
 254                 {
 255                         continue;
 256                 }
 257                 if((c = players[i].cmd.chatchar) != 0)
 258                 {
 259                         if(c <= 5)
 260                         {
 261                                 chat_dest[i] = c;
 262                                 continue;
 263                         }
 264                         else if(c == CT_ESCAPE)
 265                         {
 266                                 CT_ClearChatMessage(i);
 267                         }
 268                         else if(c == KEY_ENTER)
 269                         {
 270                                 numplayers = 0;
 271                                 for(j = 0; j < MAXPLAYERS; j++)
 272                                 {
 273                                         numplayers += playeringame[j];
 274                                 }
 275                                 CT_AddChar(i, 0); // set the end of message character
 276                                 if(numplayers > 2)
 277                                 {
 278                                         strcpy(plr_lastmsg[i], CT_FromPlrText[i]);
 279                                         strcat(plr_lastmsg[i], chat_msg[i]);
 280                                 }
 281                                 else
 282                                 {
 283                                         strcpy(plr_lastmsg[i], chat_msg[i]);
 284                                 }
 285                                 if(i != consoleplayer && (chat_dest[i] == consoleplayer+1
 286                                         || chat_dest[i] == CT_PLR_ALL) && *chat_msg[i])
 287                                 {
 288                                         P_SetMessage(&players[consoleplayer], plr_lastmsg[i],
 289                                                 true);
 290                                         S_StartSound(NULL, sfx_chat);
 291                                 }
 292                                 else if(i == consoleplayer && (*chat_msg[i]))
 293                                 {
 294                                         if(numplayers > 1)
 295                                         {
 296                                                 P_SetMessage(&players[consoleplayer], "-MESSAGE SENT-",
 297                                                         true);
 298                                                 S_StartSound(NULL, sfx_chat);
 299                                         }
 300                                         else
 301                                         {
 302                                                 P_SetMessage(&players[consoleplayer],
 303                                                         "THERE ARE NO OTHER PLAYERS IN THE GAME!", true);
 304                                                 S_StartSound(NULL, sfx_chat);
 305                                         }
 306                                 }
 307                                 CT_ClearChatMessage(i);
 308                         }
 309                         else if(c == KEY_BACKSPACE)
 310                         {
 311                                 CT_BackSpace(i);
 312                         }
 313                         else
 314                         {
 315                                 CT_AddChar(i, c);
 316                         }
 317                 }
 318         }
 319         return;
 320 }
 321
 322 //===========================================================================
 323 //
 324 // CT_Drawer
 325 //
 326 //===========================================================================
 327
 328 void CT_Drawer(void)
 329 {
 330         int i;
 331         int x;
 332         patch_t *patch;
 333
 334         if(chatmodeon)
 335         {
 336                 x = 25;
 337                 for(i = 0; i < msgptr[consoleplayer]; i++)
 338                 {
 339                         if(chat_msg[consoleplayer][i] < 33)
 340                         {
 341                                 x += 6;
 342                         }
 343                         else
 344                         {
 345                                 patch=W_CacheLumpNum(FontABaseLump+
 346                                         chat_msg[consoleplayer][i]-33, PU_CACHE);
 347                                 V_DrawPatch(x, 10, patch);
 348                                 x += patch->width;
 349                         }
 350                 }
 351                 V_DrawPatch(x, 10, W_CacheLumpName("FONTA59", PU_CACHE));
 352                 BorderTopRefresh = true;
 353                 UpdateState |= I_MESSAGES;
 354         }
 355 }
 356
 357 //===========================================================================
 358 //
 359 // CT_queueChatChar
 360 //
 361 //===========================================================================
 362
 363 void CT_queueChatChar(char ch)
 364 {
 365         if(((tail+1)&(QUEUESIZE-1)) == head)
 366         { // the queue is full
 367                 return;
 368         }
 369         ChatQueue[tail] = ch;
 370         tail = (tail+1)&(QUEUESIZE-1);
 371 }
 372
 373 //===========================================================================
 374 //
 375 // CT_dequeueChatChar
 376 //
 377 //===========================================================================
 378
 379 char CT_dequeueChatChar(void)
 380 {
 381         byte temp;
 382
 383         if(head == tail)
 384         { // queue is empty
 385                 return 0;
 386         }
 387         temp = ChatQueue[head];
 388         head = (head+1)&(QUEUESIZE-1);
 389         return temp;
 390 }
 391
 392 //===========================================================================
 393 //
 394 // CT_AddChar
 395 //
 396 //===========================================================================
 397
 398 void CT_AddChar(int player, char c)
 399 {
 400         patch_t *patch;
 401
 402         if(msgptr[player]+1 >= MESSAGESIZE || msglen[player] >= MESSAGELEN)
 403         { // full.
 404                 return;
 405         }
 406         chat_msg[player][msgptr[player]] = c;
 407         msgptr[player]++;
 408         if(c < 33)
 409         {
 410                 msglen[player] += 6;
 411         }
 412         else
 413         {
 414                 patch = W_CacheLumpNum(FontABaseLump+c-33, PU_CACHE);
 415                 msglen[player] += patch->width;
 416         }
 417 }
 418
 419 //===========================================================================
 420 //
 421 // CT_BackSpace
 422 //
 423 //      Backs up a space, when the user hits (obviously) backspace
 424 //===========================================================================
 425
 426 void CT_BackSpace(int player)
 427 {
 428         patch_t *patch;
 429         char c;
 430
 431         if(msgptr[player] == 0)
 432         { // message is already blank
 433                 return;
 434         }
 435         msgptr[player]--;
 436         c = chat_msg[player][msgptr[player]];
 437         if(c < 33)
 438         {
 439                 msglen[player] -= 6;
 440         }
 441         else
 442         {
 443                 patch = W_CacheLumpNum(FontABaseLump+c-33, PU_CACHE);
 444                 msglen[player] -= patch->width;
 445         }
 446         chat_msg[player][msgptr[player]] = 0;
 447 }
 448
 449 //===========================================================================
 450 //
 451 // CT_ClearChatMessage
 452 //
 453 //      Clears out the data for the chat message, but the player's message
 454 //              is still saved in plrmsg.
 455 //===========================================================================
 456
 457 void CT_ClearChatMessage(int player)
 458 {
 459         memset(chat_msg[player], 0, MESSAGESIZE);
 460         msgptr[player] = 0;
 461         msglen[player] = 0;
 462 }