| 1 | /* |
| 2 | * ring.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[] = "@(#)ring.c 5.1 (Berkeley) %G%"; |
| 15 | #endif /* not lint */ |
| 16 | |
| 17 | #include "rogue.h" |
| 18 | |
| 19 | char *left_or_right = "left or right hand?"; |
| 20 | char *no_ring = "there's no ring on that hand"; |
| 21 | short stealthy; |
| 22 | short r_rings; |
| 23 | short add_strength; |
| 24 | short e_rings; |
| 25 | short regeneration; |
| 26 | short ring_exp; |
| 27 | short auto_search; |
| 28 | boolean r_teleport; |
| 29 | boolean r_see_invisible; |
| 30 | boolean sustain_strength; |
| 31 | boolean maintain_armor; |
| 32 | |
| 33 | extern char *curse_message; |
| 34 | extern boolean wizard; |
| 35 | |
| 36 | put_on_ring() |
| 37 | { |
| 38 | short ch; |
| 39 | char desc[DCOLS]; |
| 40 | object *ring; |
| 41 | |
| 42 | if (r_rings == 2) { |
| 43 | message("wearing two rings already", 0); |
| 44 | return; |
| 45 | } |
| 46 | if ((ch = pack_letter("put on what?", RING)) == CANCEL) { |
| 47 | return; |
| 48 | } |
| 49 | if (!(ring = get_letter_object(ch))) { |
| 50 | message("no such item.", 0); |
| 51 | return; |
| 52 | } |
| 53 | if (!(ring->what_is & RING)) { |
| 54 | message("that's not a ring", 0); |
| 55 | return; |
| 56 | } |
| 57 | if (ring->in_use_flags & (ON_LEFT_HAND | ON_RIGHT_HAND)) { |
| 58 | message("that ring is already being worn", 0); |
| 59 | return; |
| 60 | } |
| 61 | if (r_rings == 1) { |
| 62 | ch = (rogue.left_ring ? 'r' : 'l'); |
| 63 | } else { |
| 64 | message(left_or_right, 0); |
| 65 | do { |
| 66 | ch = rgetchar(); |
| 67 | } while ((ch != CANCEL) && (ch != 'l') && (ch != 'r') && (ch != '\n') && |
| 68 | (ch != '\r')); |
| 69 | } |
| 70 | if ((ch != 'l') && (ch != 'r')) { |
| 71 | check_message(); |
| 72 | return; |
| 73 | } |
| 74 | if (((ch == 'l') && rogue.left_ring)||((ch == 'r') && rogue.right_ring)) { |
| 75 | check_message(); |
| 76 | message("there's already a ring on that hand", 0); |
| 77 | return; |
| 78 | } |
| 79 | if (ch == 'l') { |
| 80 | do_put_on(ring, 1); |
| 81 | } else { |
| 82 | do_put_on(ring, 0); |
| 83 | } |
| 84 | ring_stats(1); |
| 85 | check_message(); |
| 86 | get_desc(ring, desc); |
| 87 | message(desc, 0); |
| 88 | (void) reg_move(); |
| 89 | } |
| 90 | |
| 91 | /* |
| 92 | * Do not call ring_stats() from within do_put_on(). It will cause |
| 93 | * serious problems when do_put_on() is called from read_pack() in restore(). |
| 94 | */ |
| 95 | |
| 96 | do_put_on(ring, on_left) |
| 97 | object *ring; |
| 98 | boolean on_left; |
| 99 | { |
| 100 | if (on_left) { |
| 101 | ring->in_use_flags |= ON_LEFT_HAND; |
| 102 | rogue.left_ring = ring; |
| 103 | } else { |
| 104 | ring->in_use_flags |= ON_RIGHT_HAND; |
| 105 | rogue.right_ring = ring; |
| 106 | } |
| 107 | } |
| 108 | |
| 109 | remove_ring() |
| 110 | { |
| 111 | boolean left = 0, right = 0; |
| 112 | short ch; |
| 113 | char buf[DCOLS]; |
| 114 | object *ring; |
| 115 | |
| 116 | if (r_rings == 0) { |
| 117 | inv_rings(); |
| 118 | } else if (rogue.left_ring && !rogue.right_ring) { |
| 119 | left = 1; |
| 120 | } else if (!rogue.left_ring && rogue.right_ring) { |
| 121 | right = 1; |
| 122 | } else { |
| 123 | message(left_or_right, 0); |
| 124 | do { |
| 125 | ch = rgetchar(); |
| 126 | } while ((ch != CANCEL) && (ch != 'l') && (ch != 'r') && |
| 127 | (ch != '\n') && (ch != '\r')); |
| 128 | left = (ch == 'l'); |
| 129 | right = (ch == 'r'); |
| 130 | check_message(); |
| 131 | } |
| 132 | if (left || right) { |
| 133 | if (left) { |
| 134 | if (rogue.left_ring) { |
| 135 | ring = rogue.left_ring; |
| 136 | } else { |
| 137 | message(no_ring, 0); |
| 138 | } |
| 139 | } else { |
| 140 | if (rogue.right_ring) { |
| 141 | ring = rogue.right_ring; |
| 142 | } else { |
| 143 | message(no_ring, 0); |
| 144 | } |
| 145 | } |
| 146 | if (ring->is_cursed) { |
| 147 | message(curse_message, 0); |
| 148 | } else { |
| 149 | un_put_on(ring); |
| 150 | (void) strcpy(buf, "removed "); |
| 151 | get_desc(ring, buf + 8); |
| 152 | message(buf, 0); |
| 153 | (void) reg_move(); |
| 154 | } |
| 155 | } |
| 156 | } |
| 157 | |
| 158 | un_put_on(ring) |
| 159 | object *ring; |
| 160 | { |
| 161 | if (ring && (ring->in_use_flags & ON_LEFT_HAND)) { |
| 162 | ring->in_use_flags &= (~ON_LEFT_HAND); |
| 163 | rogue.left_ring = 0; |
| 164 | } else if (ring && (ring->in_use_flags & ON_RIGHT_HAND)) { |
| 165 | ring->in_use_flags &= (~ON_RIGHT_HAND); |
| 166 | rogue.right_ring = 0; |
| 167 | } |
| 168 | ring_stats(1); |
| 169 | } |
| 170 | |
| 171 | gr_ring(ring, assign_wk) |
| 172 | object *ring; |
| 173 | boolean assign_wk; |
| 174 | { |
| 175 | ring->what_is = RING; |
| 176 | if (assign_wk) { |
| 177 | ring->which_kind = get_rand(0, (RINGS - 1)); |
| 178 | } |
| 179 | ring->class = 0; |
| 180 | |
| 181 | switch(ring->which_kind) { |
| 182 | /* |
| 183 | case STEALTH: |
| 184 | break; |
| 185 | case SLOW_DIGEST: |
| 186 | break; |
| 187 | case REGENERATION: |
| 188 | break; |
| 189 | case R_SEE_INVISIBLE: |
| 190 | break; |
| 191 | case SUSTAIN_STRENGTH: |
| 192 | break; |
| 193 | case R_MAINTAIN_ARMOR: |
| 194 | break; |
| 195 | case SEARCHING: |
| 196 | break; |
| 197 | */ |
| 198 | case R_TELEPORT: |
| 199 | ring->is_cursed = 1; |
| 200 | break; |
| 201 | case ADD_STRENGTH: |
| 202 | case DEXTERITY: |
| 203 | while ((ring->class = (get_rand(0, 4) - 2)) == 0) ; |
| 204 | ring->is_cursed = (ring->class < 0); |
| 205 | break; |
| 206 | case ADORNMENT: |
| 207 | ring->is_cursed = coin_toss(); |
| 208 | break; |
| 209 | } |
| 210 | } |
| 211 | |
| 212 | inv_rings() |
| 213 | { |
| 214 | char buf[DCOLS]; |
| 215 | |
| 216 | if (r_rings == 0) { |
| 217 | message("not wearing any rings", 0); |
| 218 | } else { |
| 219 | if (rogue.left_ring) { |
| 220 | get_desc(rogue.left_ring, buf); |
| 221 | message(buf, 0); |
| 222 | } |
| 223 | if (rogue.right_ring) { |
| 224 | get_desc(rogue.right_ring, buf); |
| 225 | message(buf, 0); |
| 226 | } |
| 227 | } |
| 228 | if (wizard) { |
| 229 | sprintf(buf, "ste %d, r_r %d, e_r %d, r_t %d, s_s %d, a_s %d, reg %d, r_e %d, s_i %d, m_a %d, aus %d", |
| 230 | stealthy, r_rings, e_rings, r_teleport, sustain_strength, |
| 231 | add_strength, regeneration, ring_exp, r_see_invisible, |
| 232 | maintain_armor, auto_search); |
| 233 | message(buf, 0); |
| 234 | } |
| 235 | } |
| 236 | |
| 237 | ring_stats(pr) |
| 238 | boolean pr; |
| 239 | { |
| 240 | short i; |
| 241 | object *ring; |
| 242 | |
| 243 | stealthy = 0; |
| 244 | r_rings = 0; |
| 245 | e_rings = 0; |
| 246 | r_teleport = 0; |
| 247 | sustain_strength = 0; |
| 248 | add_strength = 0; |
| 249 | regeneration = 0; |
| 250 | ring_exp = 0; |
| 251 | r_see_invisible = 0; |
| 252 | maintain_armor = 0; |
| 253 | auto_search = 0; |
| 254 | |
| 255 | for (i = 0; i < 2; i++) { |
| 256 | if (!(ring = ((i == 0) ? rogue.left_ring : rogue.right_ring))) { |
| 257 | continue; |
| 258 | } |
| 259 | r_rings++; |
| 260 | e_rings++; |
| 261 | switch(ring->which_kind) { |
| 262 | case STEALTH: |
| 263 | stealthy++; |
| 264 | break; |
| 265 | case R_TELEPORT: |
| 266 | r_teleport = 1; |
| 267 | break; |
| 268 | case REGENERATION: |
| 269 | regeneration++; |
| 270 | break; |
| 271 | case SLOW_DIGEST: |
| 272 | e_rings -= 2; |
| 273 | break; |
| 274 | case ADD_STRENGTH: |
| 275 | add_strength += ring->class; |
| 276 | break; |
| 277 | case SUSTAIN_STRENGTH: |
| 278 | sustain_strength = 1; |
| 279 | break; |
| 280 | case DEXTERITY: |
| 281 | ring_exp += ring->class; |
| 282 | break; |
| 283 | case ADORNMENT: |
| 284 | break; |
| 285 | case R_SEE_INVISIBLE: |
| 286 | r_see_invisible = 1; |
| 287 | break; |
| 288 | case MAINTAIN_ARMOR: |
| 289 | maintain_armor = 1; |
| 290 | break; |
| 291 | case SEARCHING: |
| 292 | auto_search += 2; |
| 293 | break; |
| 294 | } |
| 295 | } |
| 296 | if (pr) { |
| 297 | print_stats(STAT_STRENGTH); |
| 298 | relight(); |
| 299 | } |
| 300 | } |