livetrax/libs/surfaces/mackie/led.cc

/*
 * Copyright (C) 2006-2007 John Anderson
 * Copyright (C) 2012-2015 Paul Davis <paul@linuxaudiosystems.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.
 */

#include "led.h"
#include "surface.h"
#include "control_group.h"

using namespace ArdourSurface;
using namespace ArdourSurface::MACKIE_NAMESPACE;

const int Led::FaderTouch = 0x70;
const int Led::Timecode = 0x71;
const int Led::Beats = 0x72;
const int Led::RudeSolo = 0x73;
const int Led::RelayClick = 0x74;

Control*
Led::factory (Surface& surface, int id, const char* name, Group& group)
{
	Led* l = new Led (id, name, group);
	surface.leds[id] = l;
	l->is_qcon = surface.get_qcon_flag(); // get qcon flag from surface
	surface.controls.push_back (l);
	group.add (*l);
	return l;
}

MidiByteArray
Led::set_state (LedState new_state)
{
	state = new_state;

	MIDI::byte msg = 0;

	switch  (state.state()) {
	case LedState::on:
		msg = 0x7f;
		break;
	case LedState::off:
		msg = 0x00;
		break;
	case LedState::flashing:
		
		if( !is_qcon ) { // Standard mackie surfaces supports flashing LEDs
			msg = 0x01; 
			break;
		} else {
			msg = 0x7f; // For qcon set LED to ON state - qcon don't support LED flashing. 
			break;
		}

		break;

	case LedState::none:
		return MidiByteArray ();
	}

	return MidiByteArray  (3, 0x90, id(), msg);
}