/*************************************************************************/
/*  timer.h                                                              */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
/*                      https://godotengine.org                          */
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/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.                 */
/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md).   */
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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 TIMER_H
#define TIMER_H

#include "scene/main/node.h"

class Timer : public Node {
	GDCLASS(Timer, Node);

	double wait_time = 1.0;
	bool one_shot = false;
	bool autostart = false;
	bool processing = false;
	bool paused = false;

	double time_left = -1.0;

protected:
	void _notification(int p_what);
	static void _bind_methods();

public:
	enum TimerProcessCallback {
		TIMER_PROCESS_PHYSICS,
		TIMER_PROCESS_IDLE,
	};

	void set_wait_time(double p_time);
	double get_wait_time() const;

	void set_one_shot(bool p_one_shot);
	bool is_one_shot() const;

	void set_autostart(bool p_start);
	bool has_autostart() const;

	void start(double p_time = -1);
	void stop();

	void set_paused(bool p_paused);
	bool is_paused() const;

	bool is_stopped() const;

	double get_time_left() const;

	void set_timer_process_callback(TimerProcessCallback p_callback);
	TimerProcessCallback get_timer_process_callback() const;
	Timer();

private:
	TimerProcessCallback timer_process_callback = TIMER_PROCESS_IDLE;
	void _set_process(bool p_process, bool p_force = false);
};

VARIANT_ENUM_CAST(Timer::TimerProcessCallback);

#endif // TIMER_H