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engines/ultima/nuvie/pathfinder/actor_path_finder.h

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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifndef NUVIE_PATHFINDER_ACTOR_PATH_FINDER_H
+#define NUVIE_PATHFINDER_ACTOR_PATH_FINDER_H
+
+#include "ultima/nuvie/pathfinder/path_finder.h"
+#include "ultima/nuvie/pathfinder/dir_finder.h"
+
+namespace Ultima {
+namespace Nuvie {
+
+class Actor;
+
+class ActorPathFinder: public PathFinder, public DirFinder {
+protected:
+	Actor *actor;
+
+public:
+	ActorPathFinder(Actor *a, MapCoord g);
+	~ActorPathFinder() override;
+	void set_actor(Actor *a);
+
+	virtual bool update_location(); /* get location from actor (use any time) */
+	virtual void actor_moved(); /* the actor moved ON PATH...
+								   (use after get_next_move()) */
+
+	bool check_loc(const MapCoord &loc) override;
+
+	void get_closest_dir(MapCoord &rel_step); // relative dir loc->goal
+	bool get_next_move(MapCoord &step) override;
+
+protected:
+	bool search_towards_target(const MapCoord &g, MapCoord &rel_step);
+	bool check_dir(const MapCoord &loc, MapCoord &rel, sint8 rot = 0) override;
+	bool check_dir_and_distance(const MapCoord &loc, const MapCoord &g, MapCoord &rel_step, sint8 rotate);
+};
+
+} // End of namespace Nuvie
+} // End of namespace Ultima
+
+#endif