/*************************************************************************/
/*  nav_region.h                                                         */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
/*                      https://godotengine.org                          */
/*************************************************************************/
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur.                 */
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md).   */
/*                                                                       */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the       */
/* "Software"), to deal in the Software without restriction, including   */
/* without limitation the rights to use, copy, modify, merge, publish,   */
/* distribute, sublicense, and/or sell copies of the Software, and to    */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions:                                             */
/*                                                                       */
/* The above copyright notice and this permission notice shall be        */
/* included in all copies or substantial portions of the Software.       */
/*                                                                       */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
/*************************************************************************/

#ifndef NAV_REGION_H
#define NAV_REGION_H

#include "nav_rid.h"

#include "nav_utils.h"
#include "scene/3d/navigation.h"
#include <vector>

/**
	@author AndreaCatania
*/

class NavMap;
class NavRegion;

class NavRegion : public NavRid {
	NavMap *map;
	Transform transform;
	Ref<NavigationMesh> mesh;

	bool polygons_dirty;

	/// Cache
	std::vector<gd::Polygon> polygons;

public:
	NavRegion();

	void scratch_polygons() {
		polygons_dirty = true;
	}

	void set_map(NavMap *p_map);
	NavMap *get_map() const {
		return map;
	}

	void set_transform(Transform transform);
	const Transform &get_transform() const {
		return transform;
	}

	void set_mesh(Ref<NavigationMesh> p_mesh);
	const Ref<NavigationMesh> get_mesh() const {
		return mesh;
	}

	std::vector<gd::Polygon> const &get_polygons() const {
		return polygons;
	}

	bool sync();

private:
	void update_polygons();
};

#endif // NAV_REGION_H
