Mercurial > molko
view libmlk-rpg/rpg/battle-state-check.c @ 280:11c824a82e63
core: fix save_open functions
author | David Demelier <markand@malikania.fr> |
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date | Tue, 15 Dec 2020 22:07:18 +0100 |
parents | 6367b976112d |
children | 63d9fb56c609 |
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/* * battle-state-check.c -- battle state (check status) * * Copyright (c) 2020 David Demelier <markand@malikania.fr> * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #include <assert.h> #include <stdlib.h> #include <string.h> #include <core/alloc.h> #include <core/panic.h> #include <core/sprite.h> #include <core/texture.h> #include "battle.h" #include "battle-state.h" #include "character.h" struct fadeout { struct character *ch; int x; int y; struct action action; unsigned int alpha; unsigned int elapsed; }; static bool fadeout_update(struct action *act, unsigned int ticks) { struct fadeout *fade = act->data; struct character *ch = fade->ch; fade->elapsed += ticks; if (fade->elapsed >= 8) { fade->elapsed = 0; if (fade->alpha == 0) return true; fade->alpha -= 10; texture_set_alpha_mod(ch->sprites[CHARACTER_SPRITE_NORMAL]->texture, fade->alpha); } return false; } static void fadeout_draw(struct action *act) { const struct fadeout *fade = act->data; sprite_draw(fade->ch->sprites[CHARACTER_SPRITE_NORMAL], 0, 0, fade->x, fade->y); } static void fadeout_finish(struct action *act) { free(act->data); } static void fadeout(struct battle *bt, struct battle_entity *et) { struct fadeout *fade; if (!(fade = alloc_new0(sizeof (*fade)))) panic(); fade->ch = et->ch; fade->x = et->x; fade->y = et->y; fade->alpha = 250; fade->action.data = fade; fade->action.draw = fadeout_draw; fade->action.update = fadeout_update; fade->action.finish = fadeout_finish; if (!action_stack_add(&bt->actions[1], &fade->action)) free(fade); memset(et, 0, sizeof (*et)); } static bool is_dead(const struct battle *bt) { const struct battle_entity *et; BATTLE_TEAM_FOREACH(bt, et) { if (!character_ok(et->ch)) continue; if (et->ch->hp > 0) return false; } return true; } static bool is_won(const struct battle *bt) { const struct battle_entity *et; BATTLE_ENEMY_FOREACH(bt, et) if (character_ok(et->ch)) return false; return true; } static void clean(struct battle *bt) { struct battle_entity *et; BATTLE_ENEMY_FOREACH(bt, et) if (character_ok(et->ch) && et->ch->hp == 0) fadeout(bt, et); } static bool update(struct battle_state *st, struct battle *bt, unsigned int ticks) { (void)st; (void)ticks; clean(bt); if (is_dead(bt)) battle_state_lost(bt); else if (is_won(bt)) battle_state_victory(bt); else battle_next(bt); return false; } void battle_state_check(struct battle *bt) { assert(bt); static struct battle_state self = { .update = update }; battle_switch(bt, &self); }