/*
*   This file is part of Universal-Core
*   Copyright (C) 2020-2021 Universal-Team
*
*   This program is free software: you can redistribute it and/or modify
*   it under the terms of the GNU General Public License as published by
*   the Free Software Foundation, either version 3 of the License, or
*   (at your option) any later version.
*
*   This program is distributed in the hope that it will be useful,
*   but WITHOUT ANY WARRANTY; without even the implied warranty of
*   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
*   GNU General Public License for more details.
*
*   You should have received a copy of the GNU General Public License
*   along with this program.  If not, see <http://www.gnu.org/licenses/>.
*
*   Additional Terms 7.b and 7.c of GPLv3 apply to this file:
*       * Requiring preservation of specified reasonable legal notices or
*         author attributions in that material or in the Appropriate Legal
*         Notices displayed by works containing it.
*       * Prohibiting misrepresentation of the origin of that material,
*         or requiring that modified versions of such material be marked in
*         reasonable ways as different from the original version.
*/

#ifndef _UNIVERSAL_CORE_SCREEN_HPP
#define _UNIVERSAL_CORE_SCREEN_HPP

#include <memory>
#include <nds.h>
#include <stack>

class Screen {
public:
	static std::stack<std::unique_ptr<Screen>> screens;

	virtual ~Screen() {}
	virtual void Logic(u32 hDown, u32 hHeld, touchPosition touch) = 0;
	virtual void Draw() const = 0;

	/**
	* @brief Draws the setted screen
	*/
	static void doDraw();

	/**
	* @brief The current screen logic
	* @param hDown The keysDown variable
	* @param hHeld The keysHeld variable
	* @param touch The TouchPosition variable
	*/
	static void doLogic(u32 hDown, u32 hHeld, touchPosition touch);

	/**
	* @brief Set a specific Screen with the Screen class
	* @param screen The screen which to set
	*/
	static void set(std::unique_ptr<Screen> screen);

	/**
	* @brief Goes a screen back
	*/
	static void back();
};

#endif