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/* $Id: money.c,v 1.1.1.1 2010/07/17 17:30:32 culot Exp $ */
/*
* Copyright (c) 2010 Frederic Culot <frederic@culot.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above
* copyright notice, this list of conditions and the
* following disclaimer.
*
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the
* following disclaimer in the documentation and/or other
* materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "oldrunner.h"
struct money {
struct coord pos;
SLIST_ENTRY(money) moneyp;
};
SLIST_HEAD(, money) money_list;
void
money_init (void)
{
SLIST_INIT (&money_list);
}
void
money_free (void)
{
while (!SLIST_EMPTY (&money_list))
{
struct money *m;
m = SLIST_FIRST (&money_list);
SLIST_REMOVE_HEAD (&money_list, moneyp);
xfree (m);
}
}
void
money_add (const struct coord *pos)
{
struct money *m;
m = xmalloc (sizeof *m);
coord_set_yx (&m->pos, pos->y, pos->x);
SLIST_INSERT_HEAD (&money_list, m, moneyp);
}
void
money_draw (void)
{
struct money *m;
SLIST_FOREACH (m, &money_list, moneyp)
gfx_show_sprite (SP_MONEY, &m->pos);
}
void
money_check_at (const struct coord *hero_pos)
{
struct money *m;
SLIST_FOREACH (m, &money_list, moneyp)
{
if (coord_equal (&m->pos, hero_pos))
{
SLIST_REMOVE (&money_list, m, money, moneyp);
game_score_inc ();
return;
}
}
}
unsigned
money_all_collected (void)
{
return SLIST_EMPTY (&money_list);
}
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