xref: /dragonfly/games/hack/hack.do_wear.c (revision 3641b7ca)
1 /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
2 /* hack.do_wear.c - version 1.0.3 */
3 /* $FreeBSD: src/games/hack/hack.do_wear.c,v 1.3 1999/11/16 02:57:03 billf Exp $ */
4 /* $DragonFly: src/games/hack/hack.do_wear.c,v 1.6 2008/04/20 13:44:24 swildner Exp $ */
5 
6 #include "hack.h"
7 extern char quitchars[];
8 
9 static void	off_msg(struct obj *);
10 static int	dorr(struct obj *);
11 static bool	cursed(struct obj *);
12 
13 static void
14 off_msg(struct obj *otmp)
15 {
16 	pline("You were wearing %s.", doname(otmp));
17 }
18 
19 int
20 doremarm(void)
21 {
22 	struct obj *otmp;
23 	if(!uarm && !uarmh && !uarms && !uarmg) {
24 		pline("Not wearing any armor.");
25 		return(0);
26 	}
27 	otmp = (!uarmh && !uarms && !uarmg) ? uarm :
28 		(!uarms && !uarm && !uarmg) ? uarmh :
29 		(!uarmh && !uarm && !uarmg) ? uarms :
30 		(!uarmh && !uarm && !uarms) ? uarmg :
31 		getobj("[", "take off");
32 	if(!otmp) return(0);
33 	if(!(otmp->owornmask & (W_ARMOR - W_ARM2))) {
34 		pline("You can't take that off.");
35 		return(0);
36 	}
37 	if( otmp == uarmg && uwep && uwep->cursed ) {	/* myers@uwmacc */
38  pline("You seem not able to take off the gloves while holding your weapon.");
39 		return(0);
40 	}
41 	armoroff(otmp);
42 	return(1);
43 }
44 
45 int
46 doremring(void)
47 {
48 	if(!uleft && !uright){
49 		pline("Not wearing any ring.");
50 		return(0);
51 	}
52 	if(!uleft)
53 		return(dorr(uright));
54 	if(!uright)
55 		return(dorr(uleft));
56 	if(uleft && uright) while(1) {
57 		char answer;
58 
59 		pline("What ring, Right or Left? [ rl?]");
60 		if(index(quitchars, (answer = readchar())))
61 			return(0);
62 		switch(answer) {
63 		case 'l':
64 		case 'L':
65 			return(dorr(uleft));
66 		case 'r':
67 		case 'R':
68 			return(dorr(uright));
69 		case '?':
70 			doprring();
71 			/* might look at morc here %% */
72 		}
73 	}
74 	/* NOTREACHED */
75 	return(0);
76 }
77 
78 static int
79 dorr(struct obj *otmp)
80 {
81 	if(cursed(otmp)) return(0);
82 	ringoff(otmp);
83 	off_msg(otmp);
84 	return(1);
85 }
86 
87 static bool
88 cursed(struct obj *otmp)
89 {
90 	if(otmp->cursed){
91 		pline("You can't. It appears to be cursed.");
92 		return(1);
93 	}
94 	return(0);
95 }
96 
97 
98 bool
99 armoroff(struct obj *otmp)
100 {
101 int delay = -objects[otmp->otyp].oc_delay;
102 	if(cursed(otmp)) return(0);
103 	setworn((struct obj *) 0, otmp->owornmask & W_ARMOR);
104 	if(delay) {
105 		nomul(delay);
106 		switch(otmp->otyp) {
107 		case HELMET:
108 			nomovemsg = "You finished taking off your helmet.";
109 			break;
110 		case PAIR_OF_GLOVES:
111 			nomovemsg = "You finished taking off your gloves";
112 			break;
113 		default:
114 			nomovemsg = "You finished taking off your suit.";
115 		}
116 	} else {
117 		off_msg(otmp);
118 	}
119 	return(1);
120 }
121 
122 int
123 doweararm(void)
124 {
125 	struct obj *otmp;
126 	int delay;
127 	int err = 0;
128 	long mask = 0;
129 
130 	otmp = getobj("[", "wear");
131 	if(!otmp) return(0);
132 	if(otmp->owornmask & W_ARMOR) {
133 		pline("You are already wearing that!");
134 		return(0);
135 	}
136 	if(otmp->otyp == HELMET){
137 		if(uarmh) {
138 			pline("You are already wearing a helmet.");
139 			err++;
140 		} else
141 			mask = W_ARMH;
142 	} else if(otmp->otyp == SHIELD){
143 		if(uarms) pline("You are already wearing a shield."), err++;
144 		if(uwep && uwep->otyp == TWO_HANDED_SWORD)
145 	pline("You cannot wear a shield and wield a two-handed sword."), err++;
146 		if(!err) mask = W_ARMS;
147 	} else if(otmp->otyp == PAIR_OF_GLOVES) {
148 		if(uarmg) {
149 			pline("You are already wearing gloves.");
150 			err++;
151 		} else
152 		if(uwep && uwep->cursed) {
153 			pline("You cannot wear gloves over your weapon.");
154 			err++;
155 		} else
156 			mask = W_ARMG;
157 	} else {
158 		if(uarm) {
159 			if(otmp->otyp != ELVEN_CLOAK || uarm2) {
160 				pline("You are already wearing some armor.");
161 				err++;
162 			}
163 		}
164 		if(!err) mask = W_ARM;
165 	}
166 	if(otmp == uwep && uwep->cursed) {
167 		if(!err++)
168 			pline("%s is welded to your hand.", Doname(uwep));
169 	}
170 	if(err) return(0);
171 	setworn(otmp, mask);
172 	if(otmp == uwep)
173 		setuwep((struct obj *) 0);
174 	delay = -objects[otmp->otyp].oc_delay;
175 	if(delay){
176 		nomul(delay);
177 		nomovemsg = "You finished your dressing manoeuvre.";
178 	}
179 	otmp->known = 1;
180 	return(1);
181 }
182 
183 int
184 dowearring(void)
185 {
186 	struct obj *otmp;
187 	long mask = 0;
188 	long oldprop;
189 
190 	if(uleft && uright){
191 		pline("There are no more ring-fingers to fill.");
192 		return(0);
193 	}
194 	otmp = getobj("=", "wear");
195 	if(!otmp) return(0);
196 	if(otmp->owornmask & W_RING) {
197 		pline("You are already wearing that!");
198 		return(0);
199 	}
200 	if(otmp == uleft || otmp == uright) {
201 		pline("You are already wearing that.");
202 		return(0);
203 	}
204 	if(otmp == uwep && uwep->cursed) {
205 		pline("%s is welded to your hand.", Doname(uwep));
206 		return(0);
207 	}
208 	if(uleft) mask = RIGHT_RING;
209 	else if(uright) mask = LEFT_RING;
210 	else do {
211 		char answer;
212 
213  		pline("What ring-finger, Right or Left? ");
214 		if(index(quitchars, (answer = readchar())))
215 			return(0);
216 		switch(answer){
217 		case 'l':
218 		case 'L':
219 			mask = LEFT_RING;
220 			break;
221 		case 'r':
222 		case 'R':
223 			mask = RIGHT_RING;
224 			break;
225 		}
226 	} while(!mask);
227 	setworn(otmp, mask);
228 	if(otmp == uwep)
229 		setuwep((struct obj *) 0);
230 	oldprop = u.uprops[PROP(otmp->otyp)].p_flgs;
231 	u.uprops[PROP(otmp->otyp)].p_flgs |= mask;
232 	switch(otmp->otyp){
233 	case RIN_LEVITATION:
234 		if(!oldprop) float_up();
235 		break;
236 	case RIN_PROTECTION_FROM_SHAPE_CHANGERS:
237 		rescham();
238 		break;
239 	case RIN_GAIN_STRENGTH:
240 		u.ustr += otmp->spe;
241 		u.ustrmax += otmp->spe;
242 		if(u.ustr > 118) u.ustr = 118;
243 		if(u.ustrmax > 118) u.ustrmax = 118;
244 		flags.botl = 1;
245 		break;
246 	case RIN_INCREASE_DAMAGE:
247 		u.udaminc += otmp->spe;
248 		break;
249 	}
250 	prinv(otmp);
251 	return(1);
252 }
253 
254 void
255 ringoff(struct obj *obj)
256 {
257 long mask;
258 	mask = obj->owornmask & W_RING;
259 	setworn((struct obj *) 0, obj->owornmask);
260 	if(!(u.uprops[PROP(obj->otyp)].p_flgs & mask))
261 		impossible("Strange... I didn't know you had that ring.");
262 	u.uprops[PROP(obj->otyp)].p_flgs &= ~mask;
263 	switch(obj->otyp) {
264 	case RIN_FIRE_RESISTANCE:
265 		/* Bad luck if the player is in hell... --jgm */
266 		if (!Fire_resistance && dlevel >= 30) {
267 			pline("The flames of Hell burn you to a crisp.");
268 			killer = "stupidity in hell";
269 			done("burned");
270 		}
271 		break;
272 	case RIN_LEVITATION:
273 		if(!Levitation) {	/* no longer floating */
274 			float_down();
275 		}
276 		break;
277 	case RIN_GAIN_STRENGTH:
278 		u.ustr -= obj->spe;
279 		u.ustrmax -= obj->spe;
280 		if(u.ustr > 118) u.ustr = 118;
281 		if(u.ustrmax > 118) u.ustrmax = 118;
282 		flags.botl = 1;
283 		break;
284 	case RIN_INCREASE_DAMAGE:
285 		u.udaminc -= obj->spe;
286 		break;
287 	}
288 }
289 
290 void
291 find_ac(void)
292 {
293 int uac = 10;
294 	if(uarm) uac -= ARM_BONUS(uarm);
295 	if(uarm2) uac -= ARM_BONUS(uarm2);
296 	if(uarmh) uac -= ARM_BONUS(uarmh);
297 	if(uarms) uac -= ARM_BONUS(uarms);
298 	if(uarmg) uac -= ARM_BONUS(uarmg);
299 	if(uleft && uleft->otyp == RIN_PROTECTION) uac -= uleft->spe;
300 	if(uright && uright->otyp == RIN_PROTECTION) uac -= uright->spe;
301 	if(uac != u.uac){
302 		u.uac = uac;
303 		flags.botl = 1;
304 	}
305 }
306 
307 void
308 glibr(void)
309 {
310 struct obj *otmp;
311 int xfl = 0;
312 	if(!uarmg) if(uleft || uright) {
313 		/* Note: at present also cursed rings fall off */
314 		pline("Your %s off your fingers.",
315 			(uleft && uright) ? "rings slip" : "ring slips");
316 		xfl++;
317 		if((otmp = uleft) != Null(obj)){
318 			ringoff(uleft);
319 			dropx(otmp);
320 		}
321 		if((otmp = uright) != Null(obj)){
322 			ringoff(uright);
323 			dropx(otmp);
324 		}
325 	}
326 	if((otmp = uwep) != Null(obj)){
327 		/* Note: at present also cursed weapons fall */
328 		setuwep((struct obj *) 0);
329 		dropx(otmp);
330 		pline("Your weapon %sslips from your hands.",
331 			xfl ? "also " : "");
332 	}
333 }
334 
335 struct obj *
336 some_armor(void)
337 {
338 struct obj *otmph = uarm;
339 	if(uarmh && (!otmph || !rn2(4))) otmph = uarmh;
340 	if(uarmg && (!otmph || !rn2(4))) otmph = uarmg;
341 	if(uarms && (!otmph || !rn2(4))) otmph = uarms;
342 	return(otmph);
343 }
344 
345 void
346 corrode_armor(void)
347 {
348 struct obj *otmph = some_armor();
349 	if(otmph){
350 		if(otmph->rustfree ||
351 		   otmph->otyp == ELVEN_CLOAK ||
352 		   otmph->otyp == LEATHER_ARMOR ||
353 		   otmph->otyp == STUDDED_LEATHER_ARMOR) {
354 			pline("Your %s not affected!",
355 				aobjnam(otmph, "are"));
356 			return;
357 		}
358 		pline("Your %s!", aobjnam(otmph, "corrode"));
359 		otmph->spe--;
360 	}
361 }
362