Mercurial > hg > early-roguelike
view rogue3/scrolls.c @ 127:8ae3ffd6c6e7
arogue7: make the scorefile location configurable.
author | John "Elwin" Edwards |
---|---|
date | Mon, 11 May 2015 13:36:36 -0400 |
parents | 527e2150eaf0 |
children |
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/* * Read a scroll and let it happen * * @(#)scrolls.c 3.5 (Berkeley) 6/15/81 * * Rogue: Exploring the Dungeons of Doom * Copyright (C) 1980, 1981 Michael Toy, Ken Arnold and Glenn Wichman * All rights reserved. * * See the file LICENSE.TXT for full copyright and licensing information. */ #include "curses.h" #include <stdlib.h> #include <ctype.h> #include <string.h> #include "rogue.h" void read_scroll() { struct object *obj; struct linked_list *item; struct room *rp; int i,j; int ch, nch; struct linked_list *titem; char buf[80]; item = get_item("read", SCROLL); if (item == NULL) return; obj = (struct object *) ldata(item); if (obj->o_type != SCROLL) { if (!terse) msg("There is nothing on it to read"); else msg("Nothing to read"); return; } msg("As you read the scroll, it vanishes."); /* * Calculate the effect it has on the poor guy. */ if (obj == cur_weapon) cur_weapon = NULL; switch(obj->o_which) { case S_CONFUSE: /* * Scroll of monster confusion. Give him that power. */ msg("Your hands begin to glow red"); player.t_flags |= CANHUH; when S_LIGHT: s_know[S_LIGHT] = TRUE; if ((rp = roomin(&hero)) == NULL) msg("The corridor glows and then fades"); else { addmsg("The room is lit"); if (!terse) addmsg(" by a shimmering blue light."); endmsg(); rp->r_flags &= ~ISDARK; /* * Light the room and put the player back up */ light(&hero); mvwaddch(cw, hero.y, hero.x, PLAYER); } when S_ARMOR: if (cur_armor != NULL) { msg("Your armor glows faintly for a moment"); cur_armor->o_ac--; cur_armor->o_flags &= ~ISCURSED; } when S_HOLD: /* * Hold monster scroll. Stop all monsters within two spaces * from chasing after the hero. */ { int x,y; struct linked_list *mon; for (x = hero.x-2; x <= hero.x+2; x++) for (y = hero.y-2; y <= hero.y+2; y++) if (y > 0 && x > 0 && isupper(mvwinch(mw, y, x))) if ((mon = find_mons(y, x)) != NULL) { struct thing *th; th = (struct thing *) ldata(mon); th->t_flags &= ~ISRUN; th->t_flags |= ISHELD; } } when S_SLEEP: /* * Scroll which makes you fall asleep */ s_know[S_SLEEP] = TRUE; msg("You fall asleep."); no_command += 4 + rnd(SLEEPTIME); when S_CREATE: /* * Create a monster * First look in a circle around him, next try his room * otherwise give up */ { int x, y; int appear = 0; coord mp; /* * Search for an open place */ for (y = hero.y-1; y <= hero.y+1; y++) for (x = hero.x-1; x <= hero.x+1; x++) { /* * Don't put a monster in top of the player. */ if (y == hero.y && x == hero.x) continue; /* * Or anything else nasty */ if (step_ok(winat(y, x))) { if (rnd(++appear) == 0) { mp.y = y; mp.x = x; } } } if (appear) { titem = new_item(sizeof (struct thing)); new_monster(titem, randmonster(FALSE), &mp); } else msg("You hear a faint cry of anguish in the distance."); } when S_IDENT: /* * Identify, let the rogue figure something out */ msg("This scroll is an identify scroll"); s_know[S_IDENT] = TRUE; whatis(); when S_MAP: /* * Scroll of magic mapping. */ s_know[S_MAP] = TRUE; msg("Oh, now this scroll has a map on it."); overwrite(stdscr, hw); /* * Take all the things we want to keep hidden out of the window */ for (i = 0; i < LINES; i++) for (j = 0; j < COLS; j++) { switch (nch = ch = mvwinch(hw, i, j)) { case SECRETDOOR: nch = DOOR; mvaddch(i, j, nch); case '-': case '|': case DOOR: case PASSAGE: case ' ': case STAIRS: if (mvwinch(mw, i, j) != ' ') { struct thing *it; it = (struct thing *) ldata(find_mons(i, j)); if ((it != NULL) && (it->t_oldch == ' ')) it->t_oldch = nch; } break; default: nch = ' '; } if (nch != ch) waddch(hw, nch); } /* * Copy in what he has discovered */ overlay(cw, hw); /* * And set up for display */ overwrite(hw, cw); when S_GFIND: /* * Potion of gold detection */ { int gtotal = 0; wclear(hw); for (i = 0; i < MAXROOMS; i++) { gtotal += rooms[i].r_goldval; if (rooms[i].r_goldval != 0 && mvwinch(stdscr, rooms[i].r_gold.y, rooms[i].r_gold.x) == GOLD) mvwaddch(hw,rooms[i].r_gold.y,rooms[i].r_gold.x,GOLD); } if (gtotal) { s_know[S_GFIND] = TRUE; show_win(hw, "You begin to feel greedy and you sense gold.--More--"); } else msg("You begin to feel a pull downward"); } when S_TELEP: /* * Scroll of teleportation: * Make him dissapear and reappear */ { int rm; struct room *cur_room; cur_room = roomin(&hero); rm = teleport(); if (cur_room != &rooms[rm]) s_know[S_TELEP] = TRUE; } when S_ENCH: if (cur_weapon == NULL) msg("You feel a strange sense of loss."); else { cur_weapon->o_flags &= ~ISCURSED; if (rnd(100) > 50) cur_weapon->o_hplus++; else cur_weapon->o_dplus++; msg("Your %s glows blue for a moment.", w_names[cur_weapon->o_which]); } when S_SCARE: /* * A monster will refuse to step on a scare monster scroll * if it is dropped. Thus reading it is a mistake and produces * laughter at the poor rogue's boo boo. */ msg("You hear maniacal laughter in the distance."); when S_REMOVE: if (cur_armor != NULL) cur_armor->o_flags &= ~ISCURSED; if (cur_weapon != NULL) cur_weapon->o_flags &= ~ISCURSED; if (cur_ring[LEFT] != NULL) cur_ring[LEFT]->o_flags &= ~ISCURSED; if (cur_ring[RIGHT] != NULL) cur_ring[RIGHT]->o_flags &= ~ISCURSED; msg("You feel as if somebody is watching over you."); when S_AGGR: /* * This scroll aggravates all the monsters on the current * level and sets them running towards the hero */ aggravate(); msg("You hear a high pitched humming noise."); when S_NOP: msg("This scroll seems to be blank."); when S_GENOCIDE: msg("You have been granted the boon of genocide"); genocide(); s_know[S_GENOCIDE] = TRUE; otherwise: msg("What a puzzling scroll!"); return; } look(TRUE); /* put the result of the scroll on the screen */ status(); if (s_know[obj->o_which] && s_guess[obj->o_which]) { free(s_guess[obj->o_which]); s_guess[obj->o_which] = NULL; } else if (!s_know[obj->o_which] && askme && s_guess[obj->o_which] == NULL) { msg(terse ? "Call it: " : "What do you want to call it? "); if (get_str(buf, cw) == NORM) { s_guess[obj->o_which] = malloc((unsigned int) strlen(buf) + 1); if (s_guess[obj->o_which] != NULL) strcpy(s_guess[obj->o_which], buf); } } /* * Get rid of the thing */ inpack--; if (obj->o_count > 1) obj->o_count--; else { detach(pack, item); discard(item); } }