+/*
+ Copyright (C) 2006,2007 John Anderson
+ Copyright (C) 2012 Paul Davis
+
+ 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "led.h"
+#include "surface.h"
+#include "control_group.h"
+
+using namespace Mackie;
+
+Control*
+Led::factory (Surface& surface, int id, const char* name, Group& group)
+{
+ Led* l = new Led (id, name, group);
+ surface.leds[id] = l;
+ surface.controls.push_back (l);
+ group.add (*l);
+ return l;
+}
+
+MidiByteArray
+Led::set_state (LedState new_state)
+{
+ if (new_state != state) {
+ return MidiByteArray();
+ }
+
+ 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:
+ msg = 0x01; break;
+ case LedState::none:
+ return MidiByteArray ();
+ }
+
+ return MidiByteArray (3, 0x90, raw_id(), msg);
+}