--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/librpg/rpg/battle-state.c	Sat Nov 07 16:00:39 2020 +0100
@@ -0,0 +1,64 @@
+/*
+ * battle-state.c -- battle abstract state
+ *
+ * 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 "battle-state.h"
+
+void
+battle_state_handle(struct battle_state *st, struct battle *bt, const union event *ev)
+{
+	assert(st);
+	assert(bt);
+	assert(ev);
+
+	if (st->handle)
+		st->handle(st, bt, ev);
+}
+
+bool
+battle_state_update(struct battle_state *st, struct battle *bt, unsigned int ticks)
+{
+	assert(st);
+	assert(bt);
+
+	if (st->update)
+		return st->update(st, bt, ticks);
+
+	return false;
+}
+
+void
+battle_state_draw(const struct battle_state *st, const struct battle *bt)
+{
+	assert(st);
+	assert(bt);
+
+	if (st->draw)
+		st->draw(st, bt);
+}
+
+void
+battle_state_finish(struct battle_state *st, struct battle *bt)
+{
+	assert(st);
+	assert(bt);
+
+	if (st->finish)
+		st->finish(st, bt);
+}