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1 | /* |
2 | * zap.c | |
3 | * | |
4 | * This source herein may be modified and/or distributed by anybody who | |
5 | * so desires, with the following restrictions: | |
6 | * 1.) No portion of this notice shall be removed. | |
7 | * 2.) Credit shall not be taken for the creation of this source. | |
8 | * 3.) This code is not to be traded, sold, or used for personal | |
9 | * gain or profit. | |
10 | * | |
11 | */ | |
12 | ||
13 | #ifndef lint | |
14 | static char sccsid[] = "@(#)zap.c 5.1 (Berkeley) %G%"; | |
15 | #endif /* not lint */ | |
16 | ||
17 | #include "rogue.h" | |
18 | ||
19 | boolean wizard = 0; | |
20 | ||
21 | extern boolean being_held, score_only, detect_monster; | |
22 | extern short cur_room; | |
23 | ||
24 | zapp() | |
25 | { | |
26 | short wch; | |
27 | boolean first_miss = 1; | |
28 | object *wand; | |
29 | short dir, d, row, col; | |
30 | object *monster; | |
31 | ||
32 | while (!is_direction(dir = rgetchar(), &d)) { | |
33 | sound_bell(); | |
34 | if (first_miss) { | |
35 | message("direction? ", 0); | |
36 | first_miss = 0; | |
37 | } | |
38 | } | |
39 | check_message(); | |
40 | if (dir == CANCEL) { | |
41 | return; | |
42 | } | |
43 | if ((wch = pack_letter("zap with what?", WAND)) == CANCEL) { | |
44 | return; | |
45 | } | |
46 | check_message(); | |
47 | ||
48 | if (!(wand = get_letter_object(wch))) { | |
49 | message("no such item.", 0); | |
50 | return; | |
51 | } | |
52 | if (wand->what_is != WAND) { | |
53 | message("you can't zap with that", 0); | |
54 | return; | |
55 | } | |
56 | if (wand->class <= 0) { | |
57 | message("nothing happens", 0); | |
58 | } else { | |
59 | wand->class--; | |
60 | row = rogue.row; col = rogue.col; | |
61 | if ((wand->which_kind == COLD) || (wand->which_kind == FIRE)) { | |
62 | bounce((short) wand->which_kind, d, row, col, 0); | |
63 | } else { | |
64 | monster = get_zapped_monster(d, &row, &col); | |
65 | if (wand->which_kind == DRAIN_LIFE) { | |
66 | wdrain_life(monster); | |
67 | } else if (monster) { | |
68 | wake_up(monster); | |
69 | s_con_mon(monster); | |
70 | zap_monster(monster, wand->which_kind); | |
71 | relight(); | |
72 | } | |
73 | } | |
74 | } | |
75 | (void) reg_move(); | |
76 | } | |
77 | ||
78 | object * | |
79 | get_zapped_monster(dir, row, col) | |
80 | short dir; | |
81 | short *row, *col; | |
82 | { | |
83 | short orow, ocol; | |
84 | ||
85 | for (;;) { | |
86 | orow = *row; ocol = *col; | |
87 | get_dir_rc(dir, row, col, 0); | |
88 | if (((*row == orow) && (*col == ocol)) || | |
89 | (dungeon[*row][*col] & (HORWALL | VERTWALL)) || | |
90 | (dungeon[*row][*col] == NOTHING)) { | |
91 | return(0); | |
92 | } | |
93 | if (dungeon[*row][*col] & MONSTER) { | |
94 | if (!imitating(*row, *col)) { | |
95 | return(object_at(&level_monsters, *row, *col)); | |
96 | } | |
97 | } | |
98 | } | |
99 | } | |
100 | ||
101 | zap_monster(monster, kind) | |
102 | object *monster; | |
103 | unsigned short kind; | |
104 | { | |
105 | short row, col; | |
106 | object *nm; | |
107 | short tc; | |
108 | ||
109 | row = monster->row; | |
110 | col = monster->col; | |
111 | ||
112 | switch(kind) { | |
113 | case SLOW_MONSTER: | |
114 | if (monster->m_flags & HASTED) { | |
115 | monster->m_flags &= (~HASTED); | |
116 | } else { | |
117 | monster->slowed_toggle = 0; | |
118 | monster->m_flags |= SLOWED; | |
119 | } | |
120 | break; | |
121 | case HASTE_MONSTER: | |
122 | if (monster->m_flags & SLOWED) { | |
123 | monster->m_flags &= (~SLOWED); | |
124 | } else { | |
125 | monster->m_flags |= HASTED; | |
126 | } | |
127 | break; | |
128 | case TELE_AWAY: | |
129 | tele_away(monster); | |
130 | break; | |
131 | case INVISIBILITY: | |
132 | monster->m_flags |= INVISIBLE; | |
133 | break; | |
134 | case POLYMORPH: | |
135 | if (monster->m_flags & HOLDS) { | |
136 | being_held = 0; | |
137 | } | |
138 | nm = monster->next_monster; | |
139 | tc = monster->trail_char; | |
140 | (void) gr_monster(monster, get_rand(0, MONSTERS-1)); | |
141 | monster->row = row; | |
142 | monster->col = col; | |
143 | monster->next_monster = nm; | |
144 | monster->trail_char = tc; | |
145 | if (!(monster->m_flags & IMITATES)) { | |
146 | wake_up(monster); | |
147 | } | |
148 | break; | |
149 | case MAGIC_MISSILE: | |
150 | rogue_hit(monster, 1); | |
151 | break; | |
152 | case CANCELLATION: | |
153 | if (monster->m_flags & HOLDS) { | |
154 | being_held = 0; | |
155 | } | |
156 | if (monster->m_flags & STEALS_ITEM) { | |
157 | monster->drop_percent = 0; | |
158 | } | |
159 | monster->m_flags &= (~(FLIES | FLITS | SPECIAL_HIT | INVISIBLE | | |
160 | FLAMES | IMITATES | CONFUSES | SEEKS_GOLD | HOLDS)); | |
161 | break; | |
162 | case DO_NOTHING: | |
163 | message("nothing happens", 0); | |
164 | break; | |
165 | } | |
166 | } | |
167 | ||
168 | tele_away(monster) | |
169 | object *monster; | |
170 | { | |
171 | short row, col; | |
172 | ||
173 | if (monster->m_flags & HOLDS) { | |
174 | being_held = 0; | |
175 | } | |
176 | gr_row_col(&row, &col, (FLOOR | TUNNEL | STAIRS | OBJECT)); | |
177 | mvaddch(monster->row, monster->col, monster->trail_char); | |
178 | dungeon[monster->row][monster->col] &= ~MONSTER; | |
179 | monster->row = row; monster->col = col; | |
180 | dungeon[row][col] |= MONSTER; | |
181 | monster->trail_char = mvinch(row, col); | |
182 | if (detect_monster || rogue_can_see(row, col)) { | |
183 | mvaddch(row, col, gmc(monster)); | |
184 | } | |
185 | } | |
186 | ||
187 | wizardize() | |
188 | { | |
189 | char buf[100]; | |
190 | ||
191 | if (wizard) { | |
192 | wizard = 0; | |
193 | message("not wizard anymore", 0); | |
194 | } else { | |
195 | if (get_input_line("wizard's password:", "", buf, "", 0, 0)) { | |
196 | (void) xxx(1); | |
197 | xxxx(buf, strlen(buf)); | |
198 | if (!strncmp(buf, "\247\104\126\272\115\243\027", 7)) { | |
199 | wizard = 1; | |
200 | score_only = 1; | |
201 | message("Welcome, mighty wizard!", 0); | |
202 | } else { | |
203 | message("sorry", 0); | |
204 | } | |
205 | } | |
206 | } | |
207 | } | |
208 | ||
209 | wdrain_life(monster) | |
210 | object *monster; | |
211 | { | |
212 | short hp; | |
213 | object *lmon, *nm; | |
214 | ||
215 | hp = rogue.hp_current / 3; | |
216 | rogue.hp_current = (rogue.hp_current + 1) / 2; | |
217 | ||
218 | if (cur_room >= 0) { | |
219 | lmon = level_monsters.next_monster; | |
220 | while (lmon) { | |
221 | nm = lmon->next_monster; | |
222 | if (get_room_number(lmon->row, lmon->col) == cur_room) { | |
223 | wake_up(lmon); | |
224 | (void) mon_damage(lmon, hp); | |
225 | } | |
226 | lmon = nm; | |
227 | } | |
228 | } else { | |
229 | if (monster) { | |
230 | wake_up(monster); | |
231 | (void) mon_damage(monster, hp); | |
232 | } | |
233 | } | |
234 | print_stats(STAT_HP); | |
235 | relight(); | |
236 | } | |
237 | ||
238 | bounce(ball, dir, row, col, r) | |
239 | short ball, dir, row, col, r; | |
240 | { | |
241 | short orow, ocol; | |
242 | char buf[DCOLS], *s; | |
243 | short i, ch, new_dir = -1, damage; | |
244 | static short btime; | |
245 | ||
246 | if (++r == 1) { | |
247 | btime = get_rand(3, 6); | |
248 | } else if (r > btime) { | |
249 | return; | |
250 | } | |
251 | ||
252 | if (ball == FIRE) { | |
253 | s = "fire"; | |
254 | } else { | |
255 | s = "ice"; | |
256 | } | |
257 | if (r > 1) { | |
258 | sprintf(buf, "the %s bounces", s); | |
259 | message(buf, 0); | |
260 | } | |
261 | orow = row; | |
262 | ocol = col; | |
263 | do { | |
264 | ch = mvinch(orow, ocol); | |
265 | standout(); | |
266 | mvaddch(orow, ocol, ch); | |
267 | get_dir_rc(dir, &orow, &ocol, 1); | |
268 | } while (!( (ocol <= 0) || | |
269 | (ocol >= DCOLS-1) || | |
270 | (dungeon[orow][ocol] == NOTHING) || | |
271 | (dungeon[orow][ocol] & MONSTER) || | |
272 | (dungeon[orow][ocol] & (HORWALL | VERTWALL)) || | |
273 | ((orow == rogue.row) && (ocol == rogue.col)))); | |
274 | standend(); | |
275 | refresh(); | |
276 | do { | |
277 | orow = row; | |
278 | ocol = col; | |
279 | ch = mvinch(row, col); | |
280 | mvaddch(row, col, ch); | |
281 | get_dir_rc(dir, &row, &col, 1); | |
282 | } while (!( (col <= 0) || | |
283 | (col >= DCOLS-1) || | |
284 | (dungeon[row][col] == NOTHING) || | |
285 | (dungeon[row][col] & MONSTER) || | |
286 | (dungeon[row][col] & (HORWALL | VERTWALL)) || | |
287 | ((row == rogue.row) && (col == rogue.col)))); | |
288 | ||
289 | if (dungeon[row][col] & MONSTER) { | |
290 | object *monster; | |
291 | ||
292 | monster = object_at(&level_monsters, row, col); | |
293 | ||
294 | wake_up(monster); | |
295 | if (rand_percent(33)) { | |
296 | sprintf(buf, "the %s misses the %s", s, mon_name(monster)); | |
297 | message(buf, 0); | |
298 | goto ND; | |
299 | } | |
300 | if (ball == FIRE) { | |
301 | if (!(monster->m_flags & RUSTS)) { | |
302 | if (monster->m_flags & FREEZES) { | |
303 | damage = monster->hp_to_kill; | |
304 | } else if (monster->m_flags & FLAMES) { | |
305 | damage = (monster->hp_to_kill / 10) + 1; | |
306 | } else { | |
307 | damage = get_rand((rogue.hp_current / 3), rogue.hp_max); | |
308 | } | |
309 | } else { | |
310 | damage = (monster->hp_to_kill / 2) + 1; | |
311 | } | |
312 | sprintf(buf, "the %s hits the %s", s, mon_name(monster)); | |
313 | message(buf, 0); | |
314 | (void) mon_damage(monster, damage); | |
315 | } else { | |
316 | damage = -1; | |
317 | if (!(monster->m_flags & FREEZES)) { | |
318 | if (rand_percent(33)) { | |
319 | message("the monster is frozen", 0); | |
320 | monster->m_flags |= (ASLEEP | NAPPING); | |
321 | monster->nap_length = get_rand(3, 6); | |
322 | } else { | |
323 | damage = rogue.hp_current / 4; | |
324 | } | |
325 | } else { | |
326 | damage = -2; | |
327 | } | |
328 | if (damage != -1) { | |
329 | sprintf(buf, "the %s hits the %s", s, mon_name(monster)); | |
330 | message(buf, 0); | |
331 | (void) mon_damage(monster, damage); | |
332 | } | |
333 | } | |
334 | } else if ((row == rogue.row) && (col == rogue.col)) { | |
335 | if (rand_percent(10 + (3 * get_armor_class(rogue.armor)))) { | |
336 | sprintf(buf, "the %s misses", s); | |
337 | message(buf, 0); | |
338 | goto ND; | |
339 | } else { | |
340 | damage = get_rand(3, (3 * rogue.exp)); | |
341 | if (ball == FIRE) { | |
342 | damage = (damage * 3) / 2; | |
343 | damage -= get_armor_class(rogue.armor); | |
344 | } | |
345 | sprintf(buf, "the %s hits", s); | |
346 | rogue_damage(damage, (object *) 0, | |
347 | ((ball == FIRE) ? KFIRE : HYPOTHERMIA)); | |
348 | message(buf, 0); | |
349 | } | |
350 | } else { | |
351 | short nrow, ncol; | |
352 | ||
353 | ND: for (i = 0; i < 10; i++) { | |
354 | dir = get_rand(0, DIRS-1); | |
355 | nrow = orow; | |
356 | ncol = ocol; | |
357 | get_dir_rc(dir, &nrow, &ncol, 1); | |
358 | if (((ncol >= 0) && (ncol <= DCOLS-1)) && | |
359 | (dungeon[nrow][ncol] != NOTHING) && | |
360 | (!(dungeon[nrow][ncol] & (VERTWALL | HORWALL)))) { | |
361 | new_dir = dir; | |
362 | break; | |
363 | } | |
364 | } | |
365 | if (new_dir != -1) { | |
366 | bounce(ball, new_dir, orow, ocol, r); | |
367 | } | |
368 | } | |
369 | } |