livetrax/libs/surfaces/us2400/led.h

/*
 * Copyright (C) 2017 Ben Loftis <ben@harrisonconsoles.com>
 *
 * 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 2 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, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#ifndef __ardour_us2400_control_protocol_led_h__
#define __ardour_us2400_control_protocol_led_h__

#include "controls.h"
#include "midi_byte_array.h"
#include "types.h"

namespace ArdourSurface {

namespace US2400 {

class Led : public Control
{
public:
	static const int FaderTouch;
	static const int Timecode;
	static const int Beats;
	static const int RudeSolo;
	static const int RelayClick;

	Led (int id, std::string name, Group & group)
		: Control (id, name, group)
		, last_state (none)
		, llast_state (none)
	{
	}

	void mark_dirty() { last_state = llast_state = none; }

	Led & led() { return *this; }
	MidiByteArray set_state (LedState);

	MidiByteArray zero() { return set_state (off); }

	static Control* factory (Surface&, int id, const char*, Group&);

  private:
	LedState last_state;
	LedState llast_state;
};

}
}

#endif /* __ardour_us2400_control_protocol_led_h__ */