/*************************************************************************/
/*  proximity_group.h                                                    */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
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/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur.                 */
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#ifndef PROXIMITY_GROUP_H
#define PROXIMITY_GROUP_H

#include "spatial.h"

class ProximityGroup : public Spatial {

	GDCLASS(ProximityGroup, Spatial);
	OBJ_CATEGORY("3D");

public:
	enum DispatchMode {
		MODE_PROXY,
		MODE_SIGNAL,
	};

public:
	void clear_groups();
	void update_groups();

	void _notification(int p_what);

	DispatchMode dispatch_mode;

	Map<StringName, uint32_t> groups;
	String group_name;

	float cell_size;
	Vector3 grid_radius;
	uint32_t group_version;

	void add_groups(int *p_cell, String p_base, int p_depth);
	void _new_group(StringName p_name);

	void _proximity_group_broadcast(String p_name, Variant p_params);

	static void _bind_methods();

public:
	void set_group_name(const String &p_group_name);
	String get_group_name() const;

	void set_dispatch_mode(DispatchMode p_mode);
	DispatchMode get_dispatch_mode() const;

	void set_grid_radius(const Vector3 &p_radius);
	Vector3 get_grid_radius() const;

	void broadcast(String p_name, Variant p_params);

	ProximityGroup();
	~ProximityGroup();
};

VARIANT_ENUM_CAST(ProximityGroup::DispatchMode);

#endif
