/**************************************************************************/
/*  listener.h                                                            */
/**************************************************************************/
/*                         This file is part of:                          */
/*                             GODOT ENGINE                               */
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/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
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/* "Software"), to deal in the Software without restriction, including    */
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/* distribute, sublicense, and/or sell copies of the Software, and to     */
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/**************************************************************************/

#ifndef LISTENER_H
#define LISTENER_H

#include "scene/3d/spatial.h"
#include "scene/main/viewport.h"

class Listener : public Spatial {
	GDCLASS(Listener, Spatial);

private:
	bool force_change;
	bool current;

	RID scenario_id;

	friend class Viewport;
	void _update_audio_listener_state();

protected:
	void _update_listener();
	virtual void _request_listener_update();

	bool _set(const StringName &p_name, const Variant &p_value);
	bool _get(const StringName &p_name, Variant &r_ret) const;
	void _get_property_list(List<PropertyInfo> *p_list) const;
	void _notification(int p_what);

	static void _bind_methods();

public:
	void make_current();
	void clear_current();
	bool is_current() const;

	virtual Transform get_listener_transform() const;

	Listener();
	~Listener();
};

#endif // LISTENER_H