2 Copyright (C) 1998-2006 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 #ifndef __gm_midicontrollable_h__
21 #define __gm_midicontrollable_h__
25 #include <boost/signals2.hpp>
27 #include "midi++/types.h"
28 #include "pbd/controllable.h"
29 #include "pbd/stateful.h"
30 #include "ardour/types.h"
40 class MIDIControllable : public PBD::Stateful
43 MIDIControllable (MIDI::Port&, PBD::Controllable&, bool bistate = false);
44 MIDIControllable (MIDI::Port&, const std::string& uri, bool bistate = false);
45 virtual ~MIDIControllable ();
47 bool ok() const { return !_current_uri.empty(); }
49 void send_feedback ();
50 MIDI::byte* write_feedback (MIDI::byte* buf, int32_t& bufsize, bool force = false);
52 void midi_rebind (MIDI::channel_t channel=-1);
54 void learn_about_external_control ();
55 void stop_learning ();
56 void drop_external_control ();
58 bool get_midi_feedback () { return feedback; }
59 void set_midi_feedback (bool val) { feedback = val; }
61 float control_to_midi(float val);
62 float midi_to_control(float val);
64 MIDI::Port& get_port() const { return _port; }
65 PBD::Controllable* get_controllable() const { return controllable; }
67 std::string control_description() const { return _control_description; }
69 XMLNode& get_state (void);
70 int set_state (const XMLNode&, int version);
72 void bind_midi (MIDI::channel_t, MIDI::eventType, MIDI::byte);
73 MIDI::channel_t get_control_channel () { return control_channel; }
74 MIDI::eventType get_control_type () { return control_type; }
75 MIDI::byte get_control_additional () { return control_additional; }
78 PBD::Controllable* controllable;
79 std::string _current_uri;
82 MIDI::byte last_value;
84 int midi_msg_id; /* controller ID or note number */
85 boost::signals2::connection midi_sense_connection[2];
86 boost::signals2::connection midi_learn_connection;
88 MIDI::eventType control_type;
89 MIDI::byte control_additional;
90 MIDI::channel_t control_channel;
91 std::string _control_description;
95 void reacquire_controllable ();
97 void midi_receiver (MIDI::Parser &p, MIDI::byte *, size_t);
98 void midi_sense_note (MIDI::Parser &, MIDI::EventTwoBytes *, bool is_on);
99 void midi_sense_note_on (MIDI::Parser &p, MIDI::EventTwoBytes *tb);
100 void midi_sense_note_off (MIDI::Parser &p, MIDI::EventTwoBytes *tb);
101 void midi_sense_controller (MIDI::Parser &, MIDI::EventTwoBytes *);
102 void midi_sense_program_change (MIDI::Parser &, MIDI::byte);
103 void midi_sense_pitchbend (MIDI::Parser &, MIDI::pitchbend_t);
106 #endif // __gm_midicontrollable_h__