/*
**	Command & Conquer Red Alert(tm)
**	Copyright 2025 Electronic Arts Inc.
**
**	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/>.
*/

/* $Header:   F:\projects\c&c0\vcs\code\led.h_v   4.42   04 Jul 1996 16:10:40   JOE_BOSTIC  $ */

#ifndef LED_H
#define LED_H

class LEDClass
{
	public:
		typedef enum ControlType {
			LED_NOCHANGE,			// Do nothing (just query).
			LED_OFF,					// Turn LED off.
			LED_ON,					// Turn LED on.
			LED_TOGGLE				// Toggle LED state.
		} ControlType;

	protected:
		static int Shift_Control(ControlType control, char bit);

	public:
		static int Scroll_Lock(ControlType control=LED_TOGGLE) {return Shift_Control(control, 0x01);};
		static int Caps_Lock(ControlType control=LED_TOGGLE) {return Shift_Control(control, 0x02);};
		static int Num_Lock(ControlType control=LED_TOGGLE) {return Shift_Control(control, 0x04);};

	private:
		static void Send_To_Keyboard(unsigned char val);
};

#endif