/**************************************************************************/
/*  world_2d.h                                                            */
/**************************************************************************/
/*                         This file is part of:                          */
/*                             GODOT ENGINE                               */
/*                        https://godotengine.org                         */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
/*                                                                        */
/* 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:                                              */
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/* The above copyright notice and this permission notice shall be         */
/* included in all copies or substantial portions of the Software.        */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,        */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF     */
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/**************************************************************************/

#ifndef WORLD_2D_H
#define WORLD_2D_H

#include "core/project_settings.h"
#include "core/resource.h"
#include "servers/physics_2d_server.h"

class VisibilityNotifier2D;
class Viewport;
struct SpatialIndexer2D;

class World2D : public Resource {
	GDCLASS(World2D, Resource);

	RID canvas;
	RID space;
	RID navigation_map;

	SpatialIndexer2D *indexer;

protected:
	static void _bind_methods();
	friend class Viewport;
	friend class VisibilityNotifier2D;

	void _register_viewport(Viewport *p_viewport, const Rect2 &p_rect);
	void _update_viewport(Viewport *p_viewport, const Rect2 &p_rect);
	void _remove_viewport(Viewport *p_viewport);

	void _register_notifier(VisibilityNotifier2D *p_notifier, const Rect2 &p_rect);
	void _update_notifier(VisibilityNotifier2D *p_notifier, const Rect2 &p_rect);
	void _remove_notifier(VisibilityNotifier2D *p_notifier);

	void _update();

public:
	RID get_canvas();
	RID get_space();
	RID get_navigation_map() const;

	Physics2DDirectSpaceState *get_direct_space_state();

	void get_viewport_list(List<Viewport *> *r_viewports);

	World2D();
	~World2D();
};

#endif // WORLD_2D_H