view rogue4/potions.c @ 246:61283e71037c

Rogue V5: don't limit the high score list to 1 on Windows. The Visual Studio project file failed to define ALLSCORES, causing the score file to be limited to one entry per UID. Since the UID is always set to 42 on Windows, only one entry could ever appear in the list.
author John "Elwin" Edwards
date Sun, 15 May 2016 19:04:46 -0400
parents 696277507a2e
children 3900f3cfe07d
line wrap: on
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/*
 * Function(s) for dealing with potions
 *
 * @(#)potions.c	4.24 (Berkeley) 4/6/82
 *
 * Rogue: Exploring the Dungeons of Doom
 * Copyright (C) 1980, 1981, 1982 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 "rogue.h"

/*
 * quaff:
 *	Quaff a potion from the pack
 */
void
quaff(void)
{
    register THING *obj, *th;
    register bool discardit = FALSE;

    obj = get_item("quaff", POTION);
    /*
     * Make certain that it is somethings that we want to drink
     */
    if (obj == NULL)
	return;
    if (obj->o_type != POTION)
    {
	if (!terse)
	    msg("yuk! Why would you want to drink that?");
	else
	    msg("that's undrinkable");
	return;
    }
    if (obj == cur_weapon)
	cur_weapon = NULL;

    /*
     * Calculate the effect it has on the poor guy.
     */
    switch (obj->o_which)
    {
	case P_CONFUSE:
	    p_know[P_CONFUSE] = TRUE;
	    if (!on(player, ISHUH))
	    {
		if (on(player, ISHUH))
		    lengthen(unconfuse, rnd(8)+HUHDURATION);
		else
		    fuse(unconfuse, 0, rnd(8)+HUHDURATION, AFTER);
		player.t_flags |= ISHUH;
		msg("wait, what's going on here. Huh? What? Who?");
	    }
	when P_POISON:
	    p_know[P_POISON] = TRUE;
	    if (!ISWEARING(R_SUSTSTR))
	    {
		chg_str(-(rnd(3)+1));
		msg("you feel very sick now");
	    }
	    else
		msg("you feel momentarily sick");
	when P_HEALING:
	    p_know[P_HEALING] = TRUE;
	    if ((pstats.s_hpt += roll(pstats.s_lvl, 4)) > max_hp)
		pstats.s_hpt = ++max_hp;
	    sight();
	    msg("you begin to feel better");
	when P_STRENGTH:
	    p_know[P_STRENGTH] = TRUE;
	    chg_str(1);
	    msg("you feel stronger, now.  What bulging muscles!");
	when P_MFIND:
	    player.t_flags |= SEEMONST;
	    fuse(turn_see_off, TRUE, HUHDURATION, AFTER);
	    if (mlist == NULL)
		msg("you have a strange feeling for a moment");
	    else
		p_know[P_MFIND] |= turn_see(FALSE);
	when P_TFIND:
	    /*
	     * Potion of magic detection.  Show the potions and scrolls
	     */
	    if (lvl_obj != NULL)
	    {
		register THING *tp;
		register bool show;

		show = FALSE;
		wclear(hw);
		for (tp = lvl_obj; tp != NULL; tp = next(tp))
		{
		    if (is_magic(tp))
		    {
			show = TRUE;
			mvwaddch(hw, tp->o_pos.y, tp->o_pos.x, MAGIC);
			p_know[P_TFIND] = TRUE;
		    }
		}
		for (th = mlist; th != NULL; th = next(th))
		{
		    for (tp = th->t_pack; tp != NULL; tp = next(tp))
		    {
			if (is_magic(tp))
			{
			    show = TRUE;
			    mvwaddch(hw, th->t_pos.y, th->t_pos.x, MAGIC);
			    p_know[P_TFIND] = TRUE;
			}
		    }
		}
		if (show)
		{
		    show_win(hw, 
			"You sense the presence of magic on this level.--More--");
		    break;
		}
	    }
	    msg("you have a strange feeling for a moment, then it passes");
	when P_PARALYZE:
	    p_know[P_PARALYZE] = TRUE;
	    no_command = HOLDTIME;
	    player.t_flags &= ~ISRUN;
	    msg("you can't move");
	when P_SEEINVIS:
	    if (!on(player, CANSEE))
	    {
		fuse(unsee, 0, SEEDURATION, AFTER);
		look(FALSE);
		invis_on();
	    }
	    sight();
	    msg("this potion tastes like %s juice", fruit);
	when P_RAISE:
	    p_know[P_RAISE] = TRUE;
	    msg("you suddenly feel much more skillful");
	    raise_level();
	when P_XHEAL:
	    p_know[P_XHEAL] = TRUE;
	    if ((pstats.s_hpt += roll(pstats.s_lvl, 8)) > max_hp)
	    {
		if (pstats.s_hpt > max_hp + pstats.s_lvl + 1)
		    ++max_hp;
		pstats.s_hpt = ++max_hp;
	    }
	    sight();
	    msg("you begin to feel much better");
	when P_HASTE:
	    p_know[P_HASTE] = TRUE;
	    if (add_haste(TRUE))
		msg("you feel yourself moving much faster");
	when P_RESTORE:
	    if (ISRING(LEFT, R_ADDSTR))
		add_str(&pstats.s_str, -cur_ring[LEFT]->o_ac);
	    if (ISRING(RIGHT, R_ADDSTR))
		add_str(&pstats.s_str, -cur_ring[RIGHT]->o_ac);
	    if (pstats.s_str < max_stats.s_str)
		pstats.s_str = max_stats.s_str;
	    if (ISRING(LEFT, R_ADDSTR))
		add_str(&pstats.s_str, cur_ring[LEFT]->o_ac);
	    if (ISRING(RIGHT, R_ADDSTR))
		add_str(&pstats.s_str, cur_ring[RIGHT]->o_ac);
	    msg("hey, this tastes great.  It make you feel warm all over");
	when P_BLIND:
	    p_know[P_BLIND] = TRUE;
	    if (!on(player, ISBLIND))
	    {
		player.t_flags |= ISBLIND;
		fuse(sight, 0, SEEDURATION, AFTER);
		look(FALSE);
	    }
	    msg("a cloak of darkness falls around you");
	when P_NOP:
	    msg("this potion tastes extremely dull");
	otherwise:
	    msg("what an odd tasting potion!");
	    return;
    }
    status();
    /*
     * Throw the item away
     */
    inpack--;
    if (obj->o_count > 1)
	obj->o_count--;
    else
    {
	detach(pack, obj);
        discardit = TRUE;
    }

    call_it(p_know[obj->o_which], &p_guess[obj->o_which]);

    if (discardit)
	discard(obj);
}

/*
 * invis_on:
 *	Turn on the ability to see invisible
 */
void
invis_on(void)
{
    register THING *th;

    player.t_flags |= CANSEE;
    for (th = mlist; th != NULL; th = next(th))
	if (on(*th, ISINVIS) && see_monst(th))
	{
	    move(th->t_pos.y, th->t_pos.x);
	    addch(th->t_disguise);
	}
}

/*
 * see_monst:
 *	Put on or off seeing monsters on this level
 */
bool
turn_see(bool turn_off)
{
    register THING *mp;
    register bool can_see, add_new;

    add_new = FALSE;
    for (mp = mlist; mp != NULL; mp = next(mp))
    {
	move(mp->t_pos.y, mp->t_pos.x);
	can_see = (see_monst(mp) || inch() == (unsigned char)mp->t_type);
	if (turn_off)
	{
	    if (!can_see)
		addch(mp->t_oldch);
	}
	else
	{
	    if (!can_see)
		standout();
	    addch(mp->t_type);
	    if (!can_see)
	    {
		standend();
		add_new++;
	    }
	}
    }
    if (turn_off)
	player.t_flags &= ~SEEMONST;
    else
	player.t_flags |= SEEMONST;
    return add_new;
}

/*
 * A wrapper for turn_see(TRUE), to be used as a fuse.
 */
void
turn_see_off(void)
{
    turn_see(TRUE);
}