--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/librpg/rpg/battle-entity-state-attacking.c	Mon Nov 23 17:05:07 2020 +0100
@@ -0,0 +1,83 @@
+/*
+ * battle-entity-state-attacking.h -- the entity is attacking
+ *
+ * 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 <stdbool.h>
+#include <stdlib.h>
+
+#include <core/alloc.h>
+#include <core/animation.h>
+#include <core/panic.h>
+#include <core/sprite.h>
+
+#include "battle-entity.h"
+#include "battle-entity-state-attacking.h"
+#include "battle-entity-state.h"
+
+struct data {
+	struct battle_entity_state state;
+	struct animation anim;
+};
+
+static bool
+update(struct battle_entity_state *st, struct battle_entity *et, unsigned int ticks)
+{
+	(void)et;
+
+	struct data *data = st->data;
+
+	return animation_update(&data->anim, ticks);
+}
+
+static void
+draw(const struct battle_entity_state *st, const struct battle_entity *et)
+{
+	const struct data *data = st->data;
+
+	animation_draw(&data->anim, et->x, et->y);
+}
+
+static void
+finish(struct battle_entity_state *st, struct battle_entity *et)
+{
+	(void)et;
+
+	free(st->data);
+}
+
+void
+battle_entity_state_attacking(struct battle_entity *et, struct sprite *which)
+{
+	assert(battle_entity_ok(et));
+	assert(sprite_ok(which));
+
+	struct data *data;
+
+	if (!(data = alloc_new0(sizeof (*data))))
+		panic();
+
+	animation_init(&data->anim, which, 100);
+	animation_start(&data->anim);
+
+	data->state.data = data;
+	data->state.update = update;
+	data->state.draw = draw;
+	data->state.finish = finish;
+
+	battle_entity_switch(et, &data->state);
+}