631 lines
13 KiB
C
631 lines
13 KiB
C
/* $NetBSD: display.c,v 1.4 1997/10/18 20:03:15 christos Exp $ */
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/* display.c Larn is copyrighted 1986 by Noah Morgan. */
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#include <sys/cdefs.h>
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#ifndef lint
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__RCSID("$NetBSD: display.c,v 1.4 1997/10/18 20:03:15 christos Exp $");
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#endif /* not lint */
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#include "header.h"
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#include "extern.h"
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#define makecode(_a,_b,_c) (((_a)<<16) + ((_b)<<8) + (_c))
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static void botsub __P((int, char *));
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static int minx, maxx, miny, maxy, k, m;
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static char bot1f = 0, bot2f = 0, bot3f = 0;
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char always = 0;
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/*
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bottomline()
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now for the bottom line of the display
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*/
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void
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bottomline()
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{
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recalc();
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bot1f = 1;
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}
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void
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bottomhp()
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{
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bot2f = 1;
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}
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void
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bottomspell()
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{
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bot3f = 1;
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}
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void
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bottomdo()
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{
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if (bot1f) {
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bot3f = bot1f = bot2f = 0;
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bot_linex();
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return;
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}
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if (bot2f) {
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bot2f = 0;
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bot_hpx();
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}
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if (bot3f) {
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bot3f = 0;
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bot_spellx();
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}
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}
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void
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bot_linex()
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{
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int i;
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if (cbak[SPELLS] <= -50 || (always)) {
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cursor(1, 18);
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if (c[SPELLMAX] > 99)
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lprintf("Spells:%3d(%3d)", (long) c[SPELLS], (long) c[SPELLMAX]);
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else
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lprintf("Spells:%3d(%2d) ", (long) c[SPELLS], (long) c[SPELLMAX]);
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lprintf(" AC: %-3d WC: %-3d Level", (long) c[AC], (long) c[WCLASS]);
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if (c[LEVEL] > 99)
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lprintf("%3d", (long) c[LEVEL]);
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else
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lprintf(" %-2d", (long) c[LEVEL]);
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lprintf(" Exp: %-9d %s\n", (long) c[EXPERIENCE], class[c[LEVEL] - 1]);
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lprintf("HP: %3d(%3d) STR=%-2d INT=%-2d ",
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(long) c[HP], (long) c[HPMAX], (long) (c[STRENGTH] + c[STREXTRA]), (long) c[INTELLIGENCE]);
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lprintf("WIS=%-2d CON=%-2d DEX=%-2d CHA=%-2d LV:",
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(long) c[WISDOM], (long) c[CONSTITUTION], (long) c[DEXTERITY], (long) c[CHARISMA]);
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if ((level == 0) || (wizard))
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c[TELEFLAG] = 0;
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if (c[TELEFLAG])
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lprcat(" ?");
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else
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lprcat(levelname[level]);
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lprintf(" Gold: %-6d", (long) c[GOLD]);
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always = 1;
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botside();
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c[TMP] = c[STRENGTH] + c[STREXTRA];
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for (i = 0; i < 100; i++)
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cbak[i] = c[i];
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return;
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}
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botsub(makecode(SPELLS, 8, 18), "%3d");
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if (c[SPELLMAX] > 99)
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botsub(makecode(SPELLMAX, 12, 18), "%3d)");
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else
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botsub(makecode(SPELLMAX, 12, 18), "%2d) ");
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botsub(makecode(HP, 5, 19), "%3d");
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botsub(makecode(HPMAX, 9, 19), "%3d");
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botsub(makecode(AC, 21, 18), "%-3d");
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botsub(makecode(WCLASS, 30, 18), "%-3d");
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botsub(makecode(EXPERIENCE, 49, 18), "%-9d");
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if (c[LEVEL] != cbak[LEVEL]) {
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cursor(59, 18);
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lprcat(class[c[LEVEL] - 1]);
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}
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if (c[LEVEL] > 99)
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botsub(makecode(LEVEL, 40, 18), "%3d");
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else
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botsub(makecode(LEVEL, 40, 18), " %-2d");
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c[TMP] = c[STRENGTH] + c[STREXTRA];
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botsub(makecode(TMP, 18, 19), "%-2d");
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botsub(makecode(INTELLIGENCE, 25, 19), "%-2d");
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botsub(makecode(WISDOM, 32, 19), "%-2d");
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botsub(makecode(CONSTITUTION, 39, 19), "%-2d");
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botsub(makecode(DEXTERITY, 46, 19), "%-2d");
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botsub(makecode(CHARISMA, 53, 19), "%-2d");
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if ((level != cbak[CAVELEVEL]) || (c[TELEFLAG] != cbak[TELEFLAG])) {
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if ((level == 0) || (wizard))
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c[TELEFLAG] = 0;
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cbak[TELEFLAG] = c[TELEFLAG];
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cbak[CAVELEVEL] = level;
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cursor(59, 19);
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if (c[TELEFLAG])
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lprcat(" ?");
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else
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lprcat(levelname[level]);
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}
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botsub(makecode(GOLD, 69, 19), "%-6d");
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botside();
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}
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/*
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special subroutine to update only the gold number on the bottomlines
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called from ogold()
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*/
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void
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bottomgold()
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{
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botsub(makecode(GOLD, 69, 19), "%-6d");
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/* botsub(GOLD,"%-6d",69,19); */
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}
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/*
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special routine to update hp and level fields on bottom lines
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called in monster.c hitplayer() and spattack()
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*/
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void
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bot_hpx()
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{
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if (c[EXPERIENCE] != cbak[EXPERIENCE]) {
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recalc();
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bot_linex();
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} else
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botsub(makecode(HP, 5, 19), "%3d");
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}
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/*
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special routine to update number of spells called from regen()
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*/
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void
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bot_spellx()
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{
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botsub(makecode(SPELLS, 9, 18), "%2d");
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}
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/*
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common subroutine for a more economical bottomline()
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*/
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static struct bot_side_def {
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int typ;
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char *string;
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}
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bot_data[] =
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{
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{ STEALTH, "stealth"},
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{ UNDEADPRO, "undead pro" },
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{ SPIRITPRO, "spirit pro" },
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{ CHARMCOUNT, "Charm"},
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{ TIMESTOP, "Time Stop" },
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{ HOLDMONST, "Hold Monst" },
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{ GIANTSTR, "Giant Str"},
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{ FIRERESISTANCE, "Fire Resit" },
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{ DEXCOUNT, "Dexterity" },
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{ STRCOUNT, "Strength"},
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{ SCAREMONST, "Scare" },
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{ HASTESELF, "Haste Self" },
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{ CANCELLATION, "Cancel"},
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{ INVISIBILITY, "Invisible" },
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{ ALTPRO, "Protect 3" },
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{ PROTECTIONTIME, "Protect 2"},
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{ WTW, "Wall-Walk" }
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};
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void
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botside()
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{
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int i, idx;
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for (i = 0; i < 17; i++) {
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idx = bot_data[i].typ;
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if ((always) || (c[idx] != cbak[idx])) {
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if ((always) || (cbak[idx] == 0)) {
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if (c[idx]) {
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cursor(70, i + 1);
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lprcat(bot_data[i].string);
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}
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} else if (c[idx] == 0) {
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cursor(70, i + 1);
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lprcat(" ");
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}
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cbak[idx] = c[idx];
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}
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}
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always = 0;
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}
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static void
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botsub(idx, str)
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int idx;
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char *str;
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{
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int x, y;
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y = idx & 0xff;
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x = (idx >> 8) & 0xff;
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idx >>= 16;
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if (c[idx] != cbak[idx]) {
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cbak[idx] = c[idx];
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cursor(x, y);
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lprintf(str, (long) c[idx]);
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}
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}
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/*
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* subroutine to draw only a section of the screen
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* only the top section of the screen is updated.
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* If entire lines are being drawn, then they will be cleared first.
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*/
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/* for limited screen drawing */
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int d_xmin = 0, d_xmax = MAXX, d_ymin = 0, d_ymax = MAXY;
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void
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draws(xmin, xmax, ymin, ymax)
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int xmin, xmax, ymin, ymax;
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{
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int i, idx;
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if (xmin == 0 && xmax == MAXX) { /* clear section of screen as
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* needed */
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if (ymin == 0)
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cl_up(79, ymax);
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else
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for (i = ymin; i < ymin; i++)
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cl_line(1, i + 1);
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xmin = -1;
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}
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d_xmin = xmin;
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d_xmax = xmax;
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d_ymin = ymin;
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d_ymax = ymax; /* for limited screen drawing */
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drawscreen();
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if (xmin <= 0 && xmax == MAXX) { /* draw stuff on right side
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* of screen as needed */
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for (i = ymin; i < ymax; i++) {
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idx = bot_data[i].typ;
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if (c[idx]) {
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cursor(70, i + 1);
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lprcat(bot_data[i].string);
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}
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cbak[idx] = c[idx];
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}
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}
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}
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/*
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drawscreen()
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subroutine to redraw the whole screen as the player knows it
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*/
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u_char screen[MAXX][MAXY], d_flag; /* template for the screen */
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void
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drawscreen()
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{
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int i, j, k;
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int lastx, lasty; /* variables used to optimize the
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* object printing */
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if (d_xmin == 0 && d_xmax == MAXX && d_ymin == 0 && d_ymax == MAXY) {
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d_flag = 1;
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clear(); /* clear the screen */
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} else {
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d_flag = 0;
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cursor(1, 1);
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}
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if (d_xmin < 0)
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d_xmin = 0; /* d_xmin=-1 means display all without
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* bottomline */
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for (i = d_ymin; i < d_ymax; i++)
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for (j = d_xmin; j < d_xmax; j++)
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if (know[j][i] == 0)
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screen[j][i] = ' ';
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else if ((k = mitem[j][i]) != 0)
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screen[j][i] = monstnamelist[k];
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else if ((k = item[j][i]) == OWALL)
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screen[j][i] = '#';
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else
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screen[j][i] = ' ';
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for (i = d_ymin; i < d_ymax; i++) {
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j = d_xmin;
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while ((screen[j][i] == ' ') && (j < d_xmax))
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j++;
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/* was m=0 */
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if (j >= d_xmax)
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m = d_xmin; /* don't search backwards if blank
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* line */
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else { /* search backwards for end of line */
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m = d_xmax - 1;
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while ((screen[m][i] == ' ') && (m > d_xmin))
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--m;
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if (j <= m)
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cursor(j + 1, i + 1);
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else
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continue;
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}
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while (j <= m) {
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if (j <= m - 3) {
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for (k = j; k <= j + 3; k++)
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if (screen[k][i] != ' ')
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k = 1000;
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if (k < 1000) {
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while (screen[j][i] == ' ' && j <= m)
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j++;
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cursor(j + 1, i + 1);
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}
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}
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lprc(screen[j++][i]);
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}
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}
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setbold(); /* print out only bold objects now */
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for (lastx = lasty = 127, i = d_ymin; i < d_ymax; i++)
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for (j = d_xmin; j < d_xmax; j++) {
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if ((k = item[j][i]) != 0)
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if (k != OWALL)
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if ((know[j][i]) && (mitem[j][i] == 0))
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if (objnamelist[k] != ' ') {
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if (lasty != i + 1 || lastx != j)
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cursor(lastx = j + 1, lasty = i + 1);
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else
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lastx++;
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lprc(objnamelist[k]);
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}
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}
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resetbold();
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if (d_flag) {
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always = 1;
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botside();
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always = 1;
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bot_linex();
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}
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oldx = 99;
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d_xmin = 0, d_xmax = MAXX, d_ymin = 0, d_ymax = MAXY; /* for limited screen
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* drawing */
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}
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/*
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showcell(x,y)
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subroutine to display a cell location on the screen
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*/
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void
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showcell(x, y)
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int x, y;
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{
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int i, j, k, m;
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if (c[BLINDCOUNT])
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return; /* see nothing if blind */
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if (c[AWARENESS]) {
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minx = x - 3;
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maxx = x + 3;
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miny = y - 3;
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maxy = y + 3;
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} else {
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minx = x - 1;
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maxx = x + 1;
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miny = y - 1;
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maxy = y + 1;
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}
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if (minx < 0)
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minx = 0;
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if (maxx > MAXX - 1)
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maxx = MAXX - 1;
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if (miny < 0)
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miny = 0;
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if (maxy > MAXY - 1)
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maxy = MAXY - 1;
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for (j = miny; j <= maxy; j++)
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for (m = minx; m <= maxx; m++)
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if (know[m][j] == 0) {
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cursor(m + 1, j + 1);
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x = maxx;
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while (know[x][j])
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--x;
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for (i = m; i <= x; i++) {
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if ((k = mitem[i][j]) != 0)
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lprc(monstnamelist[k]);
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else
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switch (k = item[i][j]) {
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case OWALL:
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case 0:
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case OIVTELETRAP:
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case OTRAPARROWIV:
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case OIVDARTRAP:
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case OIVTRAPDOOR:
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lprc(objnamelist[k]);
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break;
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default:
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setbold();
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lprc(objnamelist[k]);
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resetbold();
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};
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know[i][j] = 1;
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}
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m = maxx;
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}
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}
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/*
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this routine shows only the spot that is given it. the spaces around
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these coordinated are not shown
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used in godirect() in monster.c for missile weapons display
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*/
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void
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show1cell(x, y)
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int x, y;
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{
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if (c[BLINDCOUNT])
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return; /* see nothing if blind */
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cursor(x + 1, y + 1);
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if ((k = mitem[x][y]) != 0)
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lprc(monstnamelist[k]);
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else
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switch (k = item[x][y]) {
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case OWALL:
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case 0:
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case OIVTELETRAP:
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case OTRAPARROWIV:
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case OIVDARTRAP:
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case OIVTRAPDOOR:
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lprc(objnamelist[k]);
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break;
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default:
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setbold();
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lprc(objnamelist[k]);
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resetbold();
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};
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know[x][y] |= 1; /* we end up knowing about it */
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}
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/*
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showplayer()
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subroutine to show where the player is on the screen
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cursor values start from 1 up
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*/
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void
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showplayer()
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{
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cursor(playerx + 1, playery + 1);
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oldx = playerx;
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oldy = playery;
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}
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/*
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moveplayer(dir)
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subroutine to move the player from one room to another
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returns 0 if can't move in that direction or hit a monster or on an object
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else returns 1
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nomove is set to 1 to stop the next move (inadvertent monsters hitting
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players when walking into walls) if player walks off screen or into wall
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*/
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short diroffx[] = {0, 0, 1, 0, -1, 1, -1, 1, -1};
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short diroffy[] = {0, 1, 0, -1, 0, -1, -1, 1, 1};
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int
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moveplayer(dir)
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int dir; /* from = present room # direction =
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* [1-north] [2-east] [3-south] [4-west]
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* [5-northeast] [6-northwest] [7-southeast]
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* [8-southwest] if direction=0, don't
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* move--just show where he is */
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{
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int k, m, i, j;
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if (c[CONFUSE])
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if (c[LEVEL] < rnd(30))
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dir = rund(9); /* if confused any dir */
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k = playerx + diroffx[dir];
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m = playery + diroffy[dir];
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if (k < 0 || k >= MAXX || m < 0 || m >= MAXY) {
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nomove = 1;
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return (yrepcount = 0);
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}
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i = item[k][m];
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j = mitem[k][m];
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if (i == OWALL && c[WTW] == 0) {
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nomove = 1;
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return (yrepcount = 0);
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} /* hit a wall */
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if (k == 33 && m == MAXY - 1 && level == 1) {
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newcavelevel(0);
|
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for (k = 0; k < MAXX; k++)
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for (m = 0; m < MAXY; m++)
|
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if (item[k][m] == OENTRANCE) {
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playerx = k;
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playery = m;
|
|
positionplayer();
|
|
drawscreen();
|
|
return (0);
|
|
}
|
|
}
|
|
if (j > 0) {
|
|
hitmonster(k, m);
|
|
return (yrepcount = 0);
|
|
} /* hit a monster */
|
|
lastpx = playerx;
|
|
lastpy = playery;
|
|
playerx = k;
|
|
playery = m;
|
|
if (i && i != OTRAPARROWIV && i != OIVTELETRAP && i != OIVDARTRAP && i != OIVTRAPDOOR)
|
|
return (yrepcount = 0);
|
|
else
|
|
return (1);
|
|
}
|
|
|
|
|
|
/*
|
|
* function to show what magic items have been discovered thus far
|
|
* enter with -1 for just spells, anything else will give scrolls & potions
|
|
*/
|
|
static int lincount, count;
|
|
void
|
|
seemagic(arg)
|
|
int arg;
|
|
{
|
|
int i, number = 0;
|
|
count = lincount = 0;
|
|
nosignal = 1;
|
|
|
|
if (arg == -1) { /* if display spells while casting one */
|
|
for (number = i = 0; i < SPNUM; i++)
|
|
if (spelknow[i])
|
|
number++;
|
|
number = (number + 2) / 3 + 4; /* # lines needed to display */
|
|
cl_up(79, number);
|
|
cursor(1, 1);
|
|
} else {
|
|
resetscroll();
|
|
clear();
|
|
}
|
|
|
|
lprcat("The magic spells you have discovered thus far:\n\n");
|
|
for (i = 0; i < SPNUM; i++)
|
|
if (spelknow[i]) {
|
|
lprintf("%s %-20s ", spelcode[i], spelname[i]);
|
|
seepage();
|
|
}
|
|
if (arg == -1) {
|
|
seepage();
|
|
more();
|
|
nosignal = 0;
|
|
draws(0, MAXX, 0, number);
|
|
return;
|
|
}
|
|
lincount += 3;
|
|
if (count != 0) {
|
|
count = 2;
|
|
seepage();
|
|
}
|
|
lprcat("\nThe magic scrolls you have found to date are:\n\n");
|
|
count = 0;
|
|
for (i = 0; i < MAXSCROLL; i++)
|
|
if (scrollname[i][0])
|
|
if (scrollname[i][1] != ' ') {
|
|
lprintf("%-26s", &scrollname[i][1]);
|
|
seepage();
|
|
}
|
|
lincount += 3;
|
|
if (count != 0) {
|
|
count = 2;
|
|
seepage();
|
|
}
|
|
lprcat("\nThe magic potions you have found to date are:\n\n");
|
|
count = 0;
|
|
for (i = 0; i < MAXPOTION; i++)
|
|
if (potionname[i][0])
|
|
if (potionname[i][1] != ' ') {
|
|
lprintf("%-26s", &potionname[i][1]);
|
|
seepage();
|
|
}
|
|
if (lincount != 0)
|
|
more();
|
|
nosignal = 0;
|
|
setscroll();
|
|
drawscreen();
|
|
}
|
|
|
|
/*
|
|
* subroutine to paginate the seemagic function
|
|
*/
|
|
void
|
|
seepage()
|
|
{
|
|
if (++count == 3) {
|
|
lincount++;
|
|
count = 0;
|
|
lprc('\n');
|
|
if (lincount > 17) {
|
|
lincount = 0;
|
|
more();
|
|
clear();
|
|
}
|
|
}
|
|
}
|