aboutsummaryrefslogtreecommitdiff
path: root/src/hu_stuff.c
blob: 976bc2e7f2cd0420e4d46ce2f74807cbe7718422 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
1485
1486
1487
1488
1489
1490
1491
1492
1493
1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504
1505
1506
1507
1508
1509
1510
1511
1512
1513
1514
1515
1516
1517
1518
1519
1520
1521
1522
1523
1524
1525
1526
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
1561
1562
1563
1564
1565
1566
1567
1568
1569
1570
1571
1572
1573
1574
1575
1576
1577
1578
1579
1580
1581
1582
1583
1584
1585
1586
1587
1588
1589
1590
1591
1592
1593
/* Emacs style mode select   -*- C++ -*-
 *-----------------------------------------------------------------------------
 *
 *
 *  PrBoom: a Doom port merged with LxDoom and LSDLDoom
 *  based on BOOM, a modified and improved DOOM engine
 *  Copyright (C) 1999 by
 *  id Software, Chi Hoang, Lee Killough, Jim Flynn, Rand Phares, Ty Halderman
 *  Copyright (C) 1999-2000 by
 *  Jess Haas, Nicolas Kalkhof, Colin Phipps, Florian Schulze
 *  Copyright 2005, 2006 by
 *  Florian Schulze, Colin Phipps, Neil Stevens, Andrey Budko
 *
 *  This program is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU General Public License
 *  as published by the Free Software Foundation; either version 2
 *  of the License, or (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
 *  02111-1307, USA.
 *
 * DESCRIPTION:  Heads-up displays
 *
 *-----------------------------------------------------------------------------
 */

// killough 5/3/98: remove unnecessary headers

#include "doomstat.h"
#include "hu_stuff.h"
#include "hu_lib.h"
#include "st_stuff.h" /* jff 2/16/98 need loc of status bar */
#include "w_wad.h"
#include "s_sound.h"
#include "dstrings.h"
#include "sounds.h"
#include "d_deh.h"   /* Ty 03/27/98 - externalization of mapnamesx arrays */
#include "g_game.h"
#include "r_main.h"

// global heads up display controls

int hud_active;       //jff 2/17/98 controls heads-up display mode
int hud_displayed;    //jff 2/23/98 turns heads-up display on/off
int hud_nosecrets;    //jff 2/18/98 allows secrets line to be disabled in HUD
int hud_distributed;  //jff 3/4/98 display HUD in different places on screen
int hud_graph_keys=1; //jff 3/7/98 display HUD keys as graphics

//
// Locally used constants, shortcuts.
//
// Ty 03/28/98 -
// These four shortcuts modifed to reflect char ** of mapnamesx[]
#define HU_TITLE  (*mapnames[(gameepisode-1)*9+gamemap-1])
#define HU_TITLE2 (*mapnames2[gamemap-1])
#define HU_TITLEP (*mapnamesp[gamemap-1])
#define HU_TITLET (*mapnamest[gamemap-1])
#define HU_TITLEHEIGHT  1
#define HU_TITLEX 0
//jff 2/16/98 change 167 to ST_Y-1
// CPhipps - changed to ST_TY
// proff - changed to 200-ST_HEIGHT for stretching
#define HU_TITLEY ((200-ST_HEIGHT) - 1 - hu_font[0].height)

//jff 2/16/98 add coord text widget coordinates
// proff - changed to SCREENWIDTH to 320 for stretching
#define HU_COORDX (320 - 13*hu_font2['A'-HU_FONTSTART].width)
//jff 3/3/98 split coord widget into three lines in upper right of screen
#define HU_COORDX_Y (1 + 0*hu_font['A'-HU_FONTSTART].height)
#define HU_COORDY_Y (2 + 1*hu_font['A'-HU_FONTSTART].height)
#define HU_COORDZ_Y (3 + 2*hu_font['A'-HU_FONTSTART].height)

//jff 2/16/98 add ammo, health, armor widgets, 2/22/98 less gap
#define HU_GAPY 8
#define HU_HUDHEIGHT (6*HU_GAPY)
#define HU_HUDX 2
#define HU_HUDY (200-HU_HUDHEIGHT-1)
#define HU_MONSECX (HU_HUDX)
#define HU_MONSECY (HU_HUDY+0*HU_GAPY)
#define HU_KEYSX   (HU_HUDX)
//jff 3/7/98 add offset for graphic key widget
#define HU_KEYSGX  (HU_HUDX+4*hu_font2['A'-HU_FONTSTART].width)
#define HU_KEYSY   (HU_HUDY+1*HU_GAPY)
#define HU_WEAPX   (HU_HUDX)
#define HU_WEAPY   (HU_HUDY+2*HU_GAPY)
#define HU_AMMOX   (HU_HUDX)
#define HU_AMMOY   (HU_HUDY+3*HU_GAPY)
#define HU_HEALTHX (HU_HUDX)
#define HU_HEALTHY (HU_HUDY+4*HU_GAPY)
#define HU_ARMORX  (HU_HUDX)
#define HU_ARMORY  (HU_HUDY+5*HU_GAPY)

//jff 3/4/98 distributed HUD positions
#define HU_HUDX_LL 2
#define HU_HUDY_LL (200-2*HU_GAPY-1)
// proff/nicolas 09/20/98: Changed for high-res
#define HU_HUDX_LR (320-120)
#define HU_HUDY_LR (200-2*HU_GAPY-1)
// proff/nicolas 09/20/98: Changed for high-res
#define HU_HUDX_UR (320-96)
#define HU_HUDY_UR 2
#define HU_MONSECX_D (HU_HUDX_LL)
#define HU_MONSECY_D (HU_HUDY_LL+0*HU_GAPY)
#define HU_KEYSX_D   (HU_HUDX_LL)
#define HU_KEYSGX_D  (HU_HUDX_LL+4*hu_font2['A'-HU_FONTSTART].width)
#define HU_KEYSY_D   (HU_HUDY_LL+1*HU_GAPY)
#define HU_WEAPX_D   (HU_HUDX_LR)
#define HU_WEAPY_D   (HU_HUDY_LR+0*HU_GAPY)
#define HU_AMMOX_D   (HU_HUDX_LR)
#define HU_AMMOY_D   (HU_HUDY_LR+1*HU_GAPY)
#define HU_HEALTHX_D (HU_HUDX_UR)
#define HU_HEALTHY_D (HU_HUDY_UR+0*HU_GAPY)
#define HU_ARMORX_D  (HU_HUDX_UR)
#define HU_ARMORY_D  (HU_HUDY_UR+1*HU_GAPY)

//#define HU_INPUTTOGGLE  't' // not used                           // phares
#define HU_INPUTX HU_MSGX
#define HU_INPUTY (HU_MSGY + HU_MSGHEIGHT*(hu_font[0].height) +1)
#define HU_INPUTWIDTH 64
#define HU_INPUTHEIGHT  1

#define key_alt KEYD_RALT
#define key_shift KEYD_RSHIFT

const char* chat_macros[] =
// Ty 03/27/98 - *not* externalized
// CPhipps - const char*
{
  HUSTR_CHATMACRO0,
  HUSTR_CHATMACRO1,
  HUSTR_CHATMACRO2,
  HUSTR_CHATMACRO3,
  HUSTR_CHATMACRO4,
  HUSTR_CHATMACRO5,
  HUSTR_CHATMACRO6,
  HUSTR_CHATMACRO7,
  HUSTR_CHATMACRO8,
  HUSTR_CHATMACRO9
};

const char* player_names[] =
// Ty 03/27/98 - *not* externalized
// CPhipps - const char*
{
  HUSTR_PLRGREEN,
  HUSTR_PLRINDIGO,
  HUSTR_PLRBROWN,
  HUSTR_PLRRED
};

//jff 3/17/98 translate player colmap to text color ranges
int plyrcoltran[MAXPLAYERS]={CR_GREEN,CR_GRAY,CR_BROWN,CR_RED};

char chat_char;                 // remove later.
static player_t*  plr;

// font sets
patchnum_t hu_font[HU_FONTSIZE];
patchnum_t hu_font2[HU_FONTSIZE];
patchnum_t hu_fontk[HU_FONTSIZE];//jff 3/7/98 added for graphic key indicators
patchnum_t hu_msgbg[9];          //jff 2/26/98 add patches for message background

// widgets
static hu_textline_t  w_title;
static hu_stext_t     w_message;
static hu_itext_t     w_chat;
static hu_itext_t     w_inputbuffer[MAXPLAYERS];
static hu_textline_t  w_coordx; //jff 2/16/98 new coord widget for automap
static hu_textline_t  w_coordy; //jff 3/3/98 split coord widgets automap
static hu_textline_t  w_coordz; //jff 3/3/98 split coord widgets automap
static hu_textline_t  w_ammo;   //jff 2/16/98 new ammo widget for hud
static hu_textline_t  w_health; //jff 2/16/98 new health widget for hud
static hu_textline_t  w_armor;  //jff 2/16/98 new armor widget for hud
static hu_textline_t  w_weapon; //jff 2/16/98 new weapon widget for hud
static hu_textline_t  w_keys;   //jff 2/16/98 new keys widget for hud
static hu_textline_t  w_gkeys;  //jff 3/7/98 graphic keys widget for hud
static hu_textline_t  w_monsec; //jff 2/16/98 new kill/secret widget for hud
static hu_mtext_t     w_rtext;  //jff 2/26/98 text message refresh widget

static boolean    always_off = false;
static char       chat_dest[MAXPLAYERS];
boolean           chat_on;
static boolean    message_on;
static boolean    message_list; //2/26/98 enable showing list of messages
boolean           message_dontfuckwithme;
static boolean    message_nottobefuckedwith;
static int        message_counter;
extern int        showMessages;
extern boolean    automapactive;
static boolean    headsupactive = false;

//jff 2/16/98 hud supported automap colors added
int hudcolor_titl;  // color range of automap level title
int hudcolor_xyco;  // color range of new coords on automap
//jff 2/16/98 hud text colors, controls added
int hudcolor_mesg;  // color range of scrolling messages
int hudcolor_chat;  // color range of chat lines
int hud_msg_lines;  // number of message lines in window
//jff 2/26/98 hud text colors, controls added
int hudcolor_list;  // list of messages color
int hud_list_bgon;  // enable for solid window background for message list

//jff 2/16/98 initialization strings for ammo, health, armor widgets
static char hud_coordstrx[32];
static char hud_coordstry[32];
static char hud_coordstrz[32];
static char hud_ammostr[80];
static char hud_healthstr[80];
static char hud_armorstr[80];
static char hud_weapstr[80];
static char hud_keysstr[80];
static char hud_gkeysstr[80]; //jff 3/7/98 add support for graphic key display
static char hud_monsecstr[80];

//
// Builtin map names.
// The actual names can be found in DStrings.h.
//
// Ty 03/27/98 - externalized map name arrays - now in d_deh.c
// and converted to arrays of pointers to char *
// See modified HUTITLEx macros
extern char **mapnames[];
extern char **mapnames2[];
extern char **mapnamesp[];
extern char **mapnamest[];

extern int map_point_coordinates;

// key tables
// jff 5/10/98 french support removed,
// as it was not being used and couldn't be easily tested
//
const char* shiftxform;

const char english_shiftxform[] =
{
  0,
  1, 2, 3, 4, 5, 6, 7, 8, 9, 10,
  11, 12, 13, 14, 15, 16, 17, 18, 19, 20,
  21, 22, 23, 24, 25, 26, 27, 28, 29, 30,
  31,
  ' ', '!', '"', '#', '$', '%', '&',
  '"', // shift-'
  '(', ')', '*', '+',
  '<', // shift-,
  '_', // shift--
  '>', // shift-.
  '?', // shift-/
  ')', // shift-0
  '!', // shift-1
  '@', // shift-2
  '#', // shift-3
  '$', // shift-4
  '%', // shift-5
  '^', // shift-6
  '&', // shift-7
  '*', // shift-8
  '(', // shift-9
  ':',
  ':', // shift-;
  '<',
  '+', // shift-=
  '>', '?', '@',
  'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N',
  'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z',
  '[', // shift-[
  '!', // shift-backslash - OH MY GOD DOES WATCOM SUCK
  ']', // shift-]
  '"', '_',
  '\'', // shift-`
  'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N',
  'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z',
  '{', '|', '}', '~', 127
};

//
// HU_Init()
//
// Initialize the heads-up display, text that overwrites the primary display
//
// Passed nothing, returns nothing
//
void HU_Init(void)
{

  int   i;
  int   j;
  char  buffer[9];

  shiftxform = english_shiftxform;

  // load the heads-up font
  j = HU_FONTSTART;
  for (i=0;i<HU_FONTSIZE;i++,j++)
  {
    if ('0'<=j && j<='9')
    {
      sprintf(buffer, "DIG%.1d",j-48);
      R_SetPatchNum(&hu_font2[i], buffer);
      sprintf(buffer, "STCFN%.3d",j);
      R_SetPatchNum(&hu_font[i], buffer);
    }
    else if ('A'<=j && j<='Z')
    {
      sprintf(buffer, "DIG%c",j);
      R_SetPatchNum(&hu_font2[i], buffer);
      sprintf(buffer, "STCFN%.3d",j);
      R_SetPatchNum(&hu_font[i], buffer);
    }
    else if (j=='-')
    {
      R_SetPatchNum(&hu_font2[i], "DIG45");
      R_SetPatchNum(&hu_font[i], "STCFN045");
    }
    else if (j=='/')
    {
      R_SetPatchNum(&hu_font2[i], "DIG47");
      R_SetPatchNum(&hu_font[i], "STCFN047");
    }
    else if (j==':')
    {
      R_SetPatchNum(&hu_font2[i], "DIG58");
      R_SetPatchNum(&hu_font[i], "STCFN058");
    }
    else if (j=='[')
    {
      R_SetPatchNum(&hu_font2[i], "DIG91");
      R_SetPatchNum(&hu_font[i], "STCFN091");
    }
    else if (j==']')
    {
      R_SetPatchNum(&hu_font2[i], "DIG93");
      R_SetPatchNum(&hu_font[i], "STCFN093");
    }
    else if (j<97)
    {
      sprintf(buffer, "STCFN%.3d",j);
      R_SetPatchNum(&hu_font2[i], buffer);
      R_SetPatchNum(&hu_font[i], buffer);
      //jff 2/23/98 make all font chars defined, useful or not
    }
    else if (j>122)
    {
      sprintf(buffer, "STBR%.3d",j);
      R_SetPatchNum(&hu_font2[i], buffer);
      R_SetPatchNum(&hu_font[i], buffer);
    }
    else
      hu_font[i] = hu_font[0]; //jff 2/16/98 account for gap
  }

  // CPhipps - load patches for message background
  for (i=0; i<9; i++) {
    sprintf(buffer, "BOX%c%c", "UCL"[i/3], "LCR"[i%3]);
    R_SetPatchNum(&hu_msgbg[i], buffer);
  }

  // CPhipps - load patches for keys and double keys
  for (i=0; i<6; i++) {
    sprintf(buffer, "STKEYS%d", i);
    R_SetPatchNum(&hu_fontk[i], buffer);
  }
}

//
// HU_Stop()
//
// Make the heads-up displays inactive
//
// Passed nothing, returns nothing
//
static void HU_Stop(void)
{
  headsupactive = false;
}

//
// HU_Start(void)
//
// Create and initialize the heads-up widgets, software machines to
// maintain, update, and display information over the primary display
//
// This routine must be called after any change to the heads up configuration
// in order for the changes to take effect in the actual displays
//
// Passed nothing, returns nothing
//
void HU_Start(void)
{

  int   i;
  const char* s; /* cph - const */

  if (headsupactive)                    // stop before starting
    HU_Stop();

  plr = &players[displayplayer];        // killough 3/7/98
  message_on = false;
  message_dontfuckwithme = false;
  message_nottobefuckedwith = false;
  chat_on = false;

  // create the message widget
  // messages to player in upper-left of screen
  HUlib_initSText
  (
    &w_message,
    HU_MSGX,
    HU_MSGY,
    HU_MSGHEIGHT,
    hu_font,
    HU_FONTSTART,
    hudcolor_mesg,
    &message_on
  );

  //jff 2/16/98 added some HUD widgets
  // create the map title widget - map title display in lower left of automap
  HUlib_initTextLine
  (
    &w_title,
    HU_TITLEX,
    HU_TITLEY,
    hu_font,
    HU_FONTSTART,
    hudcolor_titl
  );

  // create the hud health widget
  // bargraph and number for amount of health,
  // lower left or upper right of screen
  HUlib_initTextLine
  (
    &w_health,
    hud_distributed? HU_HEALTHX_D : HU_HEALTHX,  //3/4/98 distribute
    hud_distributed? HU_HEALTHY_D : HU_HEALTHY,
    hu_font2,
    HU_FONTSTART,
    CR_GREEN
  );

  // create the hud armor widget
  // bargraph and number for amount of armor,
  // lower left or upper right of screen
  HUlib_initTextLine
  (
    &w_armor,
    hud_distributed? HU_ARMORX_D : HU_ARMORX,    //3/4/98 distribute
    hud_distributed? HU_ARMORY_D : HU_ARMORY,
    hu_font2,
    HU_FONTSTART,
    CR_GREEN
  );

  // create the hud ammo widget
  // bargraph and number for amount of ammo for current weapon,
  // lower left or lower right of screen
  HUlib_initTextLine
  (
    &w_ammo,
    hud_distributed? HU_AMMOX_D : HU_AMMOX,      //3/4/98 distribute
    hud_distributed? HU_AMMOY_D : HU_AMMOY,
    hu_font2,
    HU_FONTSTART,
    CR_GOLD
  );

  // create the hud weapons widget
  // list of numbers of weapons possessed
  // lower left or lower right of screen
  HUlib_initTextLine
  (
    &w_weapon,
    hud_distributed? HU_WEAPX_D : HU_WEAPX,      //3/4/98 distribute
    hud_distributed? HU_WEAPY_D : HU_WEAPY,
    hu_font2,
    HU_FONTSTART,
    CR_GRAY
  );

  // create the hud keys widget
  // display of key letters possessed
  // lower left of screen
  HUlib_initTextLine
  (
    &w_keys,
    hud_distributed? HU_KEYSX_D : HU_KEYSX,      //3/4/98 distribute
    hud_distributed? HU_KEYSY_D : HU_KEYSY,
    hu_font2,
    HU_FONTSTART,
    CR_GRAY
  );

  // create the hud graphic keys widget
  // display of key graphics possessed
  // lower left of screen
  HUlib_initTextLine
  (
    &w_gkeys,
    hud_distributed? HU_KEYSGX_D : HU_KEYSGX,    //3/4/98 distribute
    hud_distributed? HU_KEYSY_D : HU_KEYSY,
    hu_fontk,
    HU_FONTSTART,
    CR_RED
  );

  // create the hud monster/secret widget
  // totals and current values for kills, items, secrets
  // lower left of screen
  HUlib_initTextLine
  (
    &w_monsec,
    hud_distributed? HU_MONSECX_D : HU_MONSECX,  //3/4/98 distribute
    hud_distributed? HU_MONSECY_D : HU_MONSECY,
    hu_font2,
    HU_FONTSTART,
    CR_GRAY
  );

  // create the hud text refresh widget
  // scrolling display of last hud_msg_lines messages received
  if (hud_msg_lines>HU_MAXMESSAGES)
    hud_msg_lines=HU_MAXMESSAGES;
  //jff 4/21/98 if setup has disabled message list while active, turn it off
  message_list = hud_msg_lines > 1; //jff 8/8/98 initialize both ways
  //jff 2/26/98 add the text refresh widget initialization
  HUlib_initMText
  (
    &w_rtext,
    0,
    0,
    320,
//    SCREENWIDTH,
    (hud_msg_lines+2)*HU_REFRESHSPACING,
    hu_font,
    HU_FONTSTART,
    hudcolor_list,
    hu_msgbg,
    &message_list
  );

  // initialize the automap's level title widget
  if (gamestate == GS_LEVEL) /* cph - stop SEGV here when not in level */
  switch (gamemode)
  {
    case shareware:
    case registered:
    case retail:
      s = HU_TITLE;
      break;

    case commercial:
    default:  // Ty 08/27/98 - modified to check mission for TNT/Plutonia
      s = (gamemission==pack_tnt)  ? HU_TITLET :
          (gamemission==pack_plut) ? HU_TITLEP : HU_TITLE2;
      break;
  } else s = "";
  while (*s)
    HUlib_addCharToTextLine(&w_title, *(s++));

  // create the automaps coordinate widget
  // jff 3/3/98 split coord widget into three lines: x,y,z
  // jff 2/16/98 added
  HUlib_initTextLine
  (
    &w_coordx,
    HU_COORDX,
    HU_COORDX_Y,
    hu_font,
    HU_FONTSTART,
    hudcolor_xyco
  );
  HUlib_initTextLine
  (
    &w_coordy,
    HU_COORDX,
    HU_COORDY_Y,
    hu_font,
    HU_FONTSTART,
    hudcolor_xyco
  );
  HUlib_initTextLine
  (
    &w_coordz,
    HU_COORDX,
    HU_COORDZ_Y,
    hu_font,
    HU_FONTSTART,
    hudcolor_xyco
  );

  // initialize the automaps coordinate widget
  //jff 3/3/98 split coordstr widget into 3 parts
  if (map_point_coordinates)
  {
    sprintf(hud_coordstrx,"X: %-5d",0); //jff 2/22/98 added z
    s = hud_coordstrx;
    while (*s)
      HUlib_addCharToTextLine(&w_coordx, *(s++));
    sprintf(hud_coordstry,"Y: %-5d",0); //jff 3/3/98 split x,y,z
    s = hud_coordstry;
    while (*s)
      HUlib_addCharToTextLine(&w_coordy, *(s++));
    sprintf(hud_coordstrz,"Z: %-5d",0); //jff 3/3/98 split x,y,z
    s = hud_coordstrz;
    while (*s)
      HUlib_addCharToTextLine(&w_coordz, *(s++));
  }

  //jff 2/16/98 initialize ammo widget
  strcpy(hud_ammostr,"AMM ");
  s = hud_ammostr;
  while (*s)
    HUlib_addCharToTextLine(&w_ammo, *(s++));

  //jff 2/16/98 initialize health widget
  strcpy(hud_healthstr,"HEL ");
  s = hud_healthstr;
  while (*s)
    HUlib_addCharToTextLine(&w_health, *(s++));

  //jff 2/16/98 initialize armor widget
  strcpy(hud_armorstr,"ARM ");
  s = hud_armorstr;
  while (*s)
    HUlib_addCharToTextLine(&w_armor, *(s++));

  //jff 2/17/98 initialize weapons widget
  strcpy(hud_weapstr,"WEA ");
  s = hud_weapstr;
  while (*s)
    HUlib_addCharToTextLine(&w_weapon, *(s++));

  //jff 2/17/98 initialize keys widget
  if (!deathmatch) //jff 3/17/98 show frags in deathmatch mode
    strcpy(hud_keysstr,"KEY ");
  else
    strcpy(hud_keysstr,"FRG ");
  s = hud_keysstr;
  while (*s)
    HUlib_addCharToTextLine(&w_keys, *(s++));

  //jff 2/17/98 initialize graphic keys widget
  strcpy(hud_gkeysstr," ");
  s = hud_gkeysstr;
  while (*s)
    HUlib_addCharToTextLine(&w_gkeys, *(s++));

  //jff 2/17/98 initialize kills/items/secret widget
  strcpy(hud_monsecstr,"STS ");
  s = hud_monsecstr;
  while (*s)
    HUlib_addCharToTextLine(&w_monsec, *(s++));

  // create the chat widget
  HUlib_initIText
  (
    &w_chat,
    HU_INPUTX,
    HU_INPUTY,
    hu_font,
    HU_FONTSTART,
    hudcolor_chat,
    &chat_on
  );

  // create the inputbuffer widgets, one per player
  for (i=0 ; i<MAXPLAYERS ; i++)
    HUlib_initIText
    (
      &w_inputbuffer[i],
      0,
      0,
      0,
      0,
      hudcolor_chat,
      &always_off
    );

  // now allow the heads-up display to run
  headsupactive = true;
}

//
// HU_MoveHud()
//
// Move the HUD display from distributed to compact mode or vice-versa
//
// Passed nothing, returns nothing
//
//jff 3/9/98 create this externally callable to avoid glitch
// when menu scatter's HUD due to delay in change of position
//
void HU_MoveHud(void)
{
  static int ohud_distributed=-1;

  //jff 3/4/98 move displays around on F5 changing hud_distributed
  if (hud_distributed!=ohud_distributed)
  {
    w_ammo.x =    hud_distributed? HU_AMMOX_D   : HU_AMMOX;
    w_ammo.y =    hud_distributed? HU_AMMOY_D   : HU_AMMOY;
    w_weapon.x =  hud_distributed? HU_WEAPX_D   : HU_WEAPX;
    w_weapon.y =  hud_distributed? HU_WEAPY_D   : HU_WEAPY;
    w_keys.x =    hud_distributed? HU_KEYSX_D   : HU_KEYSX;
    w_keys.y =    hud_distributed? HU_KEYSY_D   : HU_KEYSY;
    w_gkeys.x =   hud_distributed? HU_KEYSGX_D  : HU_KEYSGX;
    w_gkeys.y =   hud_distributed? HU_KEYSY_D   : HU_KEYSY;
    w_monsec.x =  hud_distributed? HU_MONSECX_D : HU_MONSECX;
    w_monsec.y =  hud_distributed? HU_MONSECY_D : HU_MONSECY;
    w_health.x =  hud_distributed? HU_HEALTHX_D : HU_HEALTHX;
    w_health.y =  hud_distributed? HU_HEALTHY_D : HU_HEALTHY;
    w_armor.x =   hud_distributed? HU_ARMORX_D  : HU_ARMORX;
    w_armor.y =   hud_distributed? HU_ARMORY_D  : HU_ARMORY;
  }
  ohud_distributed = hud_distributed;
}

//
// HU_Drawer()
//
// Draw all the pieces of the heads-up display
//
// Passed nothing, returns nothing
//
void HU_Drawer(void)
{
  char *s;
  player_t *plr;
  char ammostr[80];  //jff 3/8/98 allow plenty room for dehacked mods
  char healthstr[80];//jff
  char armorstr[80]; //jff
  int i,doit;

  plr = &players[displayplayer];         // killough 3/7/98
  // draw the automap widgets if automap is displayed
  if (automapmode & am_active)
  {
    // map title
    HUlib_drawTextLine(&w_title, false);

    //jff 2/16/98 output new coord display
    // x-coord
    if (map_point_coordinates)
    {
      sprintf(hud_coordstrx,"X: %-5d", (plr->mo->x)>>FRACBITS);
      HUlib_clearTextLine(&w_coordx);
      s = hud_coordstrx;
      while (*s)
        HUlib_addCharToTextLine(&w_coordx, *(s++));
      HUlib_drawTextLine(&w_coordx, false);

      //jff 3/3/98 split coord display into x,y,z lines
      // y-coord
      sprintf(hud_coordstry,"Y: %-5d", (plr->mo->y)>>FRACBITS);
      HUlib_clearTextLine(&w_coordy);
      s = hud_coordstry;
      while (*s)
        HUlib_addCharToTextLine(&w_coordy, *(s++));
      HUlib_drawTextLine(&w_coordy, false);

      //jff 3/3/98 split coord display into x,y,z lines
      //jff 2/22/98 added z
      // z-coord
      sprintf(hud_coordstrz,"Z: %-5d", (plr->mo->z)>>FRACBITS);
      HUlib_clearTextLine(&w_coordz);
      s = hud_coordstrz;
      while (*s)
        HUlib_addCharToTextLine(&w_coordz, *(s++));
      HUlib_drawTextLine(&w_coordz, false);
    }
  }

  // draw the weapon/health/ammo/armor/kills/keys displays if optioned
  //jff 2/17/98 allow new hud stuff to be turned off
  // killough 2/21/98: really allow new hud stuff to be turned off COMPLETELY
  if
  (
    hud_active>0 &&                  // hud optioned on
    hud_displayed &&                 // hud on from fullscreen key
    viewheight==SCREENHEIGHT &&      // fullscreen mode is active
    !(automapmode & am_active)       // automap is not active
  )
  {
    doit = !(gametic&1); //jff 3/4/98 speed update up for slow systems
    if (doit)            //jff 8/7/98 update every time, avoid lag in update
    {
      HU_MoveHud();                  // insure HUD display coords are correct

      // do the hud ammo display
      // clear the widgets internal line
      HUlib_clearTextLine(&w_ammo);
      strcpy(hud_ammostr,"AMM ");
      if (weaponinfo[plr->readyweapon].ammo == am_noammo)
      { // special case for weapon with no ammo selected - blank bargraph + N/A
        strcat(hud_ammostr,"\x7f\x7f\x7f\x7f\x7f\x7f\x7f N/A");
        w_ammo.cm = CR_GRAY;
      }
      else
      {
        int ammo = plr->ammo[weaponinfo[plr->readyweapon].ammo];
        int fullammo = plr->maxammo[weaponinfo[plr->readyweapon].ammo];
        int ammopct = (100*ammo)/fullammo;
        int ammobars = ammopct/4;

        // build the numeric amount init string
        sprintf(ammostr,"%d/%d",ammo,fullammo);
        // build the bargraph string
        // full bargraph chars
        for (i=4;i<4+ammobars/4;)
          hud_ammostr[i++] = 123;
        // plus one last character with 0,1,2,3 bars
        switch(ammobars%4)
        {
          case 0:
            break;
          case 1:
            hud_ammostr[i++] = 126;
            break;
          case 2:
            hud_ammostr[i++] = 125;
            break;
          case 3:
            hud_ammostr[i++] = 124;
            break;
        }
        // pad string with blank bar characters
        while(i<4+7)
          hud_ammostr[i++] = 127;
        hud_ammostr[i] = '\0';
        strcat(hud_ammostr,ammostr);

        // set the display color from the percentage of total ammo held
        if (ammopct<ammo_red)
          w_ammo.cm = CR_RED;
        else if (ammopct<ammo_yellow)
          w_ammo.cm = CR_GOLD;
        else
          w_ammo.cm = CR_GREEN;
      }
      // transfer the init string to the widget
      s = hud_ammostr;
      while (*s)
        HUlib_addCharToTextLine(&w_ammo, *(s++));
    }
    // display the ammo widget every frame
    HUlib_drawTextLine(&w_ammo, false);

    // do the hud health display
    if (doit)
    {
      int health = plr->health;
      int healthbars = health>100? 25 : health/4;

      // clear the widgets internal line
      HUlib_clearTextLine(&w_health);

      // build the numeric amount init string
      sprintf(healthstr,"%3d",health);
      // build the bargraph string
      // full bargraph chars
      for (i=4;i<4+healthbars/4;)
        hud_healthstr[i++] = 123;
      // plus one last character with 0,1,2,3 bars
      switch(healthbars%4)
      {
        case 0:
          break;
        case 1:
          hud_healthstr[i++] = 126;
          break;
        case 2:
          hud_healthstr[i++] = 125;
          break;
        case 3:
          hud_healthstr[i++] = 124;
          break;
      }
      // pad string with blank bar characters
      while(i<4+7)
        hud_healthstr[i++] = 127;
      hud_healthstr[i] = '\0';
      strcat(hud_healthstr,healthstr);

      // set the display color from the amount of health posessed
      if (health<health_red)
        w_health.cm = CR_RED;
      else if (health<health_yellow)
        w_health.cm = CR_GOLD;
      else if (health<=health_green)
        w_health.cm = CR_GREEN;
      else
        w_health.cm = CR_BLUE;

      // transfer the init string to the widget
      s = hud_healthstr;
      while (*s)
        HUlib_addCharToTextLine(&w_health, *(s++));
    }
    // display the health widget every frame
    HUlib_drawTextLine(&w_health, false);

    // do the hud armor display
    if (doit)
    {
      int armor = plr->armorpoints;
      int armorbars = armor>100? 25 : armor/4;

      // clear the widgets internal line
      HUlib_clearTextLine(&w_armor);
      // build the numeric amount init string
      sprintf(armorstr,"%3d",armor);
      // build the bargraph string
      // full bargraph chars
      for (i=4;i<4+armorbars/4;)
        hud_armorstr[i++] = 123;
      // plus one last character with 0,1,2,3 bars
      switch(armorbars%4)
      {
        case 0:
          break;
        case 1:
          hud_armorstr[i++] = 126;
          break;
        case 2:
          hud_armorstr[i++] = 125;
          break;
        case 3:
          hud_armorstr[i++] = 124;
          break;
      }
      // pad string with blank bar characters
      while(i<4+7)
        hud_armorstr[i++] = 127;
      hud_armorstr[i] = '\0';
      strcat(hud_armorstr,armorstr);

      // set the display color from the amount of armor posessed
      if (armor<armor_red)
        w_armor.cm = CR_RED;
      else if (armor<armor_yellow)
        w_armor.cm = CR_GOLD;
      else if (armor<=armor_green)
        w_armor.cm = CR_GREEN;
      else
        w_armor.cm = CR_BLUE;

      // transfer the init string to the widget
      s = hud_armorstr;
      while (*s)
        HUlib_addCharToTextLine(&w_armor, *(s++));
    }
    // display the armor widget every frame
    HUlib_drawTextLine(&w_armor, false);

    // do the hud weapon display
    if (doit)
    {
      int w;
      int ammo,fullammo,ammopct;

      // clear the widgets internal line
      HUlib_clearTextLine(&w_weapon);
      i=4; hud_weapstr[i] = '\0';      //jff 3/7/98 make sure ammo goes away

      // do each weapon that exists in current gamemode
      for (w=0;w<=wp_supershotgun;w++) //jff 3/4/98 show fists too, why not?
      {
        int ok=1;
        //jff avoid executing for weapons that do not exist
        switch (gamemode)
        {
          case shareware:
            if (w>=wp_plasma && w!=wp_chainsaw)
              ok=0;
            break;
          case retail:
          case registered:
            if (w>=wp_supershotgun)
              ok=0;
            break;
          default:
          case commercial:
            break;
        }
        if (!ok) continue;

        ammo = plr->ammo[weaponinfo[w].ammo];
        fullammo = plr->maxammo[weaponinfo[w].ammo];
        ammopct=0;

        // skip weapons not currently posessed
        if (!plr->weaponowned[w])
          continue;

        ammopct = fullammo? (100*ammo)/fullammo : 100;

        // display each weapon number in a color related to the ammo for it
        hud_weapstr[i++] = '\x1b'; //jff 3/26/98 use ESC not '\' for paths
        if (weaponinfo[w].ammo==am_noammo) //jff 3/14/98 show berserk on HUD
          hud_weapstr[i++] = plr->powers[pw_strength]? '0'+CR_GREEN : '0'+CR_GRAY;
        else if (ammopct<ammo_red)
          hud_weapstr[i++] = '0'+CR_RED;
        else if (ammopct<ammo_yellow)
          hud_weapstr[i++] = '0'+CR_GOLD;
        else
          hud_weapstr[i++] = '0'+CR_GREEN;
        hud_weapstr[i++] = '0'+w+1;
        hud_weapstr[i++] = ' ';
        hud_weapstr[i] = '\0';
      }

      // transfer the init string to the widget
      s = hud_weapstr;
      while (*s)
        HUlib_addCharToTextLine(&w_weapon, *(s++));
    }
    // display the weapon widget every frame
    HUlib_drawTextLine(&w_weapon, false);

    if (doit && hud_active>1)
    {
      int k;

      hud_keysstr[4] = '\0';    //jff 3/7/98 make sure deleted keys go away
      //jff add case for graphic key display
      if (!deathmatch && hud_graph_keys)
      {
        i=0;
        hud_gkeysstr[i] = '\0'; //jff 3/7/98 init graphic keys widget string
        // build text string whose characters call out graphic keys from fontk
        for (k=0;k<6;k++)
        {
          // skip keys not possessed
          if (!plr->cards[k])
            continue;

          hud_gkeysstr[i++] = '!'+k;   // key number plus '!' is char for key
          hud_gkeysstr[i++] = ' ';     // spacing
          hud_gkeysstr[i++] = ' ';
        }
        hud_gkeysstr[i]='\0';
      }
      else // not possible in current code, unless deathmatching,
      {
        i=4;
        hud_keysstr[i] = '\0';  //jff 3/7/98 make sure deleted keys go away

        // if deathmatch, build string showing top four frag counts
        if (deathmatch) //jff 3/17/98 show frags, not keys, in deathmatch
        {
          int top1=-999,top2=-999,top3=-999,top4=-999;
          int idx1=-1,idx2=-1,idx3=-1,idx4=-1;
          int fragcount,m;
          char numbuf[32];

          // scan thru players
          for (k=0;k<MAXPLAYERS;k++)
          {
            // skip players not in game
            if (!playeringame[k])
              continue;

            fragcount = 0;
            // compute number of times they've fragged each player
            // minus number of times they've been fragged by them
            for (m=0;m<MAXPLAYERS;m++)
            {
              if (!playeringame[m]) continue;
              fragcount += (m!=k)?  players[k].frags[m] : -players[k].frags[m];
            }

            // very primitive sort of frags to find top four
            if (fragcount>top1)
            {
              top4=top3; top3=top2; top2 = top1; top1=fragcount;
              idx4=idx3; idx3=idx2; idx2 = idx1; idx1=k;
            }
            else if (fragcount>top2)
            {
              top4=top3; top3=top2; top2=fragcount;
              idx4=idx3; idx3=idx2; idx2=k;
            }
            else if (fragcount>top3)
            {
              top4=top3; top3=fragcount;
              idx4=idx3; idx3=k;
            }
            else if (fragcount>top4)
            {
              top4=fragcount;
              idx4=k;
            }
          }
          // if the biggest number exists, put it in the init string
          if (idx1>-1)
          {
            sprintf(numbuf,"%5d",top1);
            // make frag count in player's color via escape code
            hud_keysstr[i++] = '\x1b'; //jff 3/26/98 use ESC not '\' for paths
            hud_keysstr[i++] = '0'+plyrcoltran[idx1&3];
            s = numbuf;
            while (*s)
              hud_keysstr[i++] = *(s++);
          }
          // if the second biggest number exists, put it in the init string
          if (idx2>-1)
          {
            sprintf(numbuf,"%5d",top2);
            // make frag count in player's color via escape code
            hud_keysstr[i++] = '\x1b'; //jff 3/26/98 use ESC not '\' for paths
            hud_keysstr[i++] = '0'+plyrcoltran[idx2&3];
            s = numbuf;
            while (*s)
              hud_keysstr[i++] = *(s++);
          }
          // if the third biggest number exists, put it in the init string
          if (idx3>-1)
          {
            sprintf(numbuf,"%5d",top3);
            // make frag count in player's color via escape code
            hud_keysstr[i++] = '\x1b'; //jff 3/26/98 use ESC not '\' for paths
            hud_keysstr[i++] = '0'+plyrcoltran[idx3&3];
            s = numbuf;
            while (*s)
              hud_keysstr[i++] = *(s++);
          }
          // if the fourth biggest number exists, put it in the init string
          if (idx4>-1)
          {
            sprintf(numbuf,"%5d",top4);
            // make frag count in player's color via escape code
            hud_keysstr[i++] = '\x1b'; //jff 3/26/98 use ESC not '\' for paths
            hud_keysstr[i++] = '0'+plyrcoltran[idx4&3];
            s = numbuf;
            while (*s)
              hud_keysstr[i++] = *(s++);
          }
          hud_keysstr[i] = '\0';
        } //jff 3/17/98 end of deathmatch clause
        else // build alphabetical key display (not used currently)
        {
          // scan the keys
          for (k=0;k<6;k++)
          {
            // skip any not possessed by the displayed player's stats
            if (!plr->cards[k])
              continue;

            // use color escapes to make text in key's color
            hud_keysstr[i++] = '\x1b'; //jff 3/26/98 use ESC not '\' for paths
            switch(k)
            {
              case 0:
                hud_keysstr[i++] = '0'+CR_BLUE;
                hud_keysstr[i++] = 'B';
                hud_keysstr[i++] = 'C';
                hud_keysstr[i++] = ' ';
                break;
              case 1:
                hud_keysstr[i++] = '0'+CR_GOLD;
                hud_keysstr[i++] = 'Y';
                hud_keysstr[i++] = 'C';
                hud_keysstr[i++] = ' ';
                break;
              case 2:
                hud_keysstr[i++] = '0'+CR_RED;
                hud_keysstr[i++] = 'R';
                hud_keysstr[i++] = 'C';
                hud_keysstr[i++] = ' ';
                break;
              case 3:
                hud_keysstr[i++] = '0'+CR_BLUE;
                hud_keysstr[i++] = 'B';
                hud_keysstr[i++] = 'S';
                hud_keysstr[i++] = ' ';
                break;
            case 4:
                hud_keysstr[i++] = '0'+CR_GOLD;
                hud_keysstr[i++] = 'Y';
                hud_keysstr[i++] = 'S';
                hud_keysstr[i++] = ' ';
                break;
              case 5:
                hud_keysstr[i++] = '0'+CR_RED;
                hud_keysstr[i++] = 'R';
                hud_keysstr[i++] = 'S';
                hud_keysstr[i++] = ' ';
                break;
            }
            hud_keysstr[i]='\0';
          }
        }
      }
    }
    // display the keys/frags line each frame
    if (hud_active>1)
    {
      HUlib_clearTextLine(&w_keys);      // clear the widget strings
      HUlib_clearTextLine(&w_gkeys);

      // transfer the built string (frags or key title) to the widget
      s = hud_keysstr; //jff 3/7/98 display key titles/key text or frags
      while (*s)
        HUlib_addCharToTextLine(&w_keys, *(s++));
      HUlib_drawTextLine(&w_keys, false);

      //jff 3/17/98 show graphic keys in non-DM only
      if (!deathmatch) //jff 3/7/98 display graphic keys
      {
        // transfer the graphic key text to the widget
        s = hud_gkeysstr;
        while (*s)
          HUlib_addCharToTextLine(&w_gkeys, *(s++));
        // display the widget
        HUlib_drawTextLine(&w_gkeys, false);
      }
    }

    // display the hud kills/items/secret display if optioned
    if (!hud_nosecrets)
    {
      if (hud_active>1 && doit)
      {
        // clear the internal widget text buffer
        HUlib_clearTextLine(&w_monsec);
        //jff 3/26/98 use ESC not '\' for paths
        // build the init string with fixed colors
        sprintf
        (
          hud_monsecstr,
          "STS \x1b\x36K \x1b\x33%d \x1b\x36M \x1b\x33%d \x1b\x37I \x1b\x33%d/%d \x1b\x35S \x1b\x33%d/%d",
          plr->killcount,totallive,
          plr->itemcount,totalitems,
          plr->secretcount,totalsecret
        );
        // transfer the init string to the widget
        s = hud_monsecstr;
        while (*s)
          HUlib_addCharToTextLine(&w_monsec, *(s++));
      }
      // display the kills/items/secrets each frame, if optioned
      if (hud_active>1)
        HUlib_drawTextLine(&w_monsec, false);
    }
  }

  //jff 3/4/98 display last to give priority
  HU_Erase(); // jff 4/24/98 Erase current lines before drawing current
              // needed when screen not fullsize

  //jff 4/21/98 if setup has disabled message list while active, turn it off
  if (hud_msg_lines<=1)
    message_list = false;

  // if the message review not enabled, show the standard message widget
  if (!message_list)
    HUlib_drawSText(&w_message);

  // if the message review is enabled show the scrolling message review
  if (hud_msg_lines>1 && message_list)
    HUlib_drawMText(&w_rtext);

  // display the interactive buffer for chat entry
  HUlib_drawIText(&w_chat);
}

//
// HU_Erase()
//
// Erase hud display lines that can be trashed by small screen display
//
// Passed nothing, returns nothing
//
void HU_Erase(void)
{
  // erase the message display or the message review display
  if (!message_list)
    HUlib_eraseSText(&w_message);
  else
    HUlib_eraseMText(&w_rtext);

  // erase the interactive text buffer for chat entry
  HUlib_eraseIText(&w_chat);

  // erase the automap title
  HUlib_eraseTextLine(&w_title);
}

//
// HU_Ticker()
//
// Update the hud displays once per frame
//
// Passed nothing, returns nothing
//
static boolean bsdown; // Is backspace down?
static int bscounter;

void HU_Ticker(void)
{
  int i, rc;
  char c;

  // tick down message counter if message is up
  if (message_counter && !--message_counter)
  {
    message_on = false;
    message_nottobefuckedwith = false;
  }
  if (bsdown && bscounter++ > 9) {
    HUlib_keyInIText(&w_chat, (unsigned char)key_backspace);
    bscounter = 8;
  }

  // if messages on, or "Messages Off" is being displayed
  // this allows the notification of turning messages off to be seen
  if (showMessages || message_dontfuckwithme)
  {
    // display message if necessary
    if ((plr->message && !message_nottobefuckedwith)
        || (plr->message && message_dontfuckwithme))
    {
      //post the message to the message widget
      HUlib_addMessageToSText(&w_message, 0, plr->message);
      //jff 2/26/98 add message to refresh text widget too
      HUlib_addMessageToMText(&w_rtext, 0, plr->message);

      // clear the message to avoid posting multiple times
      plr->message = 0;
      // note a message is displayed
      message_on = true;
      // start the message persistence counter
      message_counter = HU_MSGTIMEOUT;
      // transfer "Messages Off" exception to the "being displayed" variable
      message_nottobefuckedwith = message_dontfuckwithme;
      // clear the flag that "Messages Off" is being posted
      message_dontfuckwithme = 0;
    }
  }

  // check for incoming chat characters
  if (netgame)
  {
    for (i=0; i<MAXPLAYERS; i++)
    {
      if (!playeringame[i])
        continue;
      if (i != consoleplayer
          && (c = players[i].cmd.chatchar))
      {
        if (c <= HU_BROADCAST)
          chat_dest[i] = c;
        else
        {
          if (c >= 'a' && c <= 'z')
            c = (char) shiftxform[(unsigned char) c];
          rc = HUlib_keyInIText(&w_inputbuffer[i], c);
          if (rc && c == KEYD_ENTER)
          {
            if (w_inputbuffer[i].l.len
                && (chat_dest[i] == consoleplayer+1
                || chat_dest[i] == HU_BROADCAST))
            {
              HUlib_addMessageToSText(&w_message,
                                      player_names[i],
                                      w_inputbuffer[i].l.l);

              message_nottobefuckedwith = true;
              message_on = true;
              message_counter = HU_MSGTIMEOUT;
              if ( gamemode == commercial )
                S_StartSound(0, sfx_radio);
              else
                S_StartSound(0, sfx_tink);
            }
            HUlib_resetIText(&w_inputbuffer[i]);
          }
        }
        players[i].cmd.chatchar = 0;
      }
    }
  }
}

#define QUEUESIZE   128

static char chatchars[QUEUESIZE];
static int  head = 0;
static int  tail = 0;

//
// HU_queueChatChar()
//
// Add an incoming character to the circular chat queue
//
// Passed the character to queue, returns nothing
//
static void HU_queueChatChar(char c)
{
  if (((head + 1) & (QUEUESIZE-1)) == tail)
  {
    plr->message = HUSTR_MSGU;
  }
  else
  {
    chatchars[head] = c;
    head = (head + 1) & (QUEUESIZE-1);
  }
}

//
// HU_dequeueChatChar()
//
// Remove the earliest added character from the circular chat queue
//
// Passed nothing, returns the character dequeued
//
char HU_dequeueChatChar(void)
{
  char c;

  if (head != tail)
  {
    c = chatchars[tail];
    tail = (tail + 1) & (QUEUESIZE-1);
  }
  else
  {
    c = 0;
  }
  return c;
}

//
// HU_Responder()
//
// Responds to input events that affect the heads up displays
//
// Passed the event to respond to, returns true if the event was handled
//
boolean HU_Responder(event_t *ev)
{

  static char   lastmessage[HU_MAXLINELENGTH+1];
  const char*   macromessage; // CPhipps - const char*
  boolean   eatkey = false;
  static boolean  shiftdown = false;
  static boolean  altdown = false;
  unsigned char   c;
  int     i;
  int     numplayers;

  static int    num_nobrainers = 0;

  numplayers = 0;
  for (i=0 ; i<MAXPLAYERS ; i++)
    numplayers += playeringame[i];

  if (ev->data1 == key_shift)
  {
    shiftdown = ev->type == ev_keydown;
    return false;
  }
  else if (ev->data1 == key_alt)
  {
    altdown = ev->type == ev_keydown;
    return false;
  }
  else if (ev->data1 == key_backspace)
  {
    bsdown = ev->type == ev_keydown;
    bscounter = 0;
  }

  if (ev->type != ev_keydown)
    return false;

  if (!chat_on)
  {
    if (ev->data1 == key_enter)                                 // phares
    {
#ifndef INSTRUMENTED  // never turn on message review if INSTRUMENTED defined
      if (hud_msg_lines>1)  // it posts multi-line messages that will trash
      {
        if (message_list) HU_Erase(); //jff 4/28/98 erase behind messages
        message_list = !message_list; //jff 2/26/98 toggle list of messages
      }
#endif
      if (!message_list)              // if not message list, refresh message
      {
        message_on = true;
        message_counter = HU_MSGTIMEOUT;
      }
      eatkey = true;
    }//jff 2/26/98 no chat if message review is displayed
    // killough 10/02/98: no chat if demo playback
    // no chat in -solo-net mode
    else if (!demoplayback && !message_list && netgame && numplayers > 1)
    {
      if (ev->data1 == key_chat)
    {
      eatkey = chat_on = true;
      HUlib_resetIText(&w_chat);
      HU_queueChatChar(HU_BROADCAST);
    }
    else if (numplayers > 2)
    {
      for (i=0; i<MAXPLAYERS ; i++)
      {
        if (ev->data1 == destination_keys[i])
        {
          if (playeringame[i] && i!=consoleplayer)
          {
            eatkey = chat_on = true;
            HUlib_resetIText(&w_chat);
            HU_queueChatChar((char)(i+1));
            break;
          }
          else if (i == consoleplayer)
          {
            num_nobrainers++;
            if (num_nobrainers < 3)
                plr->message = HUSTR_TALKTOSELF1;
            else if (num_nobrainers < 6)
                plr->message = HUSTR_TALKTOSELF2;
            else if (num_nobrainers < 9)
                plr->message = HUSTR_TALKTOSELF3;
            else if (num_nobrainers < 32)
                plr->message = HUSTR_TALKTOSELF4;
            else
                plr->message = HUSTR_TALKTOSELF5;
          }
        }
      }
    }
    }
  }//jff 2/26/98 no chat functions if message review is displayed
  else if (!message_list)
  {
    c = ev->data1;
    // send a macro
    if (altdown)
    {
      c = c - '0';
      if (c > 9)
        return false;
      macromessage = chat_macros[c];

      // kill last message with a '\n'
        HU_queueChatChar((char)key_enter); // DEBUG!!!                // phares

      // send the macro message
      while (*macromessage)
        HU_queueChatChar(*macromessage++);
      HU_queueChatChar((char)key_enter);                            // phares

      // leave chat mode and notify that it was sent
      chat_on = false;
      strcpy(lastmessage, chat_macros[c]);
      plr->message = lastmessage;
      eatkey = true;
    }
    else
    {
      if (shiftdown || (c >= 'a' && c <= 'z'))
        c = shiftxform[c];
      eatkey = HUlib_keyInIText(&w_chat, c);
      if (eatkey)
        HU_queueChatChar(c);

      if (c == key_enter)                                     // phares
      {
        chat_on = false;
        if (w_chat.l.len)
        {
          strcpy(lastmessage, w_chat.l.l);
          plr->message = lastmessage;
        }
      }
      else if (c == key_escape)                               // phares
        chat_on = false;
    }
  }
  return eatkey;
}