2 Copyright (C) 2006,2007 John Anderson
3 Copyright (C) 2012 Paul Davis
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22 #include "control_group.h"
23 #include "mackie_control_protocol.h"
25 using namespace Mackie;
28 Fader::factory (Surface& surface, int id, const char* name, Group& group)
30 Fader* f = new Fader (id, name, group);
32 surface.faders[id] = f;
33 surface.controls.push_back (f);
39 Fader::set_position (float normalized)
41 position = normalized;
42 return update_message ();
46 Fader::update_message ()
48 if (MackieControlProtocol::instance()->flip_mode() == MackieControlProtocol::Zero) {
49 /* do not send messages to move the faders when in this mode */
50 return MidiByteArray();
53 int posi = int (0x3fff * position);
54 return MidiByteArray (3, 0xe0 | id(), posi & 0x7f, posi >> 7);