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annotate arogue5/sticks.c @ 302:fa70bba6bb3f rel2021.03

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Update the README.
author John "Elwin" Edwards
date Thu, 18 Mar 2021 20:53:49 -0400
parents 56e748983fa8
children e52a8a7ad4c5
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1 /*
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2 * Functions to implement the various sticks one might find
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3 * while wandering around the dungeon.
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4 *
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5 * Advanced Rogue
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6 * Copyright (C) 1984, 1985 Michael Morgan, Ken Dalka and AT&T
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7 * All rights reserved.
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8 *
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9 * Based on "Rogue: Exploring the Dungeons of Doom"
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10 * Copyright (C) 1980, 1981 Michael Toy, Ken Arnold and Glenn Wichman
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11 * All rights reserved.
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12 *
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13 * See the file LICENSE.TXT for full copyright and licensing information.
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14 */
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15
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16 #include "curses.h"
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17 #include <ctype.h>
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18 #include <string.h>
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19 #include "rogue.h"
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20
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21 void drain(int ymin, int ymax, int xmin, int xmax);
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22
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23 /*
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24 * zap a stick and see what happens
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25 */
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26 bool
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27 do_zap(bool gotdir, int which, int flag)
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28 {
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29 register struct linked_list *item;
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30 register struct object *obj = NULL;
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31 register struct thing *tp;
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32 register int y, x;
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33 struct linked_list *nitem;
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34 struct object *nobj;
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35 bool cursed, blessed, is_stick;
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36
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37 blessed = FALSE;
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38 cursed = FALSE;
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39 is_stick = FALSE;
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40
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41 if (which == 0) {
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42 if ((item = get_item(pack, "zap with", ZAPPABLE)) == NULL)
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43 return(FALSE);
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44 obj = OBJPTR(item);
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45
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46 /* Handle relics specially here */
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47 if (obj->o_type == RELIC) {
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48 switch (obj->o_which) {
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49 case ORCUS_WAND:
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50 msg(nothing);
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51 return(TRUE);
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52 when MING_STAFF:
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53 which = WS_MISSILE;
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54 when ASMO_ROD:
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55 switch (rnd(3)) {
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56 case 0:
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57 which = WS_ELECT;
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58 when 1:
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59 which = WS_COLD;
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60 otherwise:
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61 which = WS_FIRE;
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62 }
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63 }
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64 cursed = FALSE;
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65 blessed = FALSE;
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66 }
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67 else {
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68 which = obj->o_which;
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69 ws_know[which] = TRUE;
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70 cursed = (obj->o_flags & ISCURSED) != 0;
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71 blessed = (obj->o_flags & ISBLESSED) != 0;
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72 is_stick = TRUE;
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73 }
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74 }
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75 else {
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76 cursed = flag & ISCURSED;
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77 blessed = flag & ISBLESSED;
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78 }
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79 switch (which) { /* no direction for these */
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80 case WS_LIGHT:
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81 case WS_DRAIN:
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82 case WS_CHARGE:
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83 case WS_CURING:
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84 break;
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85
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86 default:
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87 if (!get_dir())
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88 return(FALSE);
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89 if (!gotdir) {
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90 do {
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91 delta.y = rnd(3) - 1;
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92 delta.x = rnd(3) - 1;
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93 } while (delta.y == 0 && delta.x == 0);
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94 }
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95 }
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96
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97 if (is_stick) {
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98 if (obj->o_charges < 1) {
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99 msg(nothing);
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100 return(TRUE);
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101 }
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102 obj->o_charges--;
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103 }
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104 if (which == WS_WONDER) {