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/*
* Copyright (C) 2006-2018 Paul Davis <paul@linuxaudiosystems.com>
* Copyright (C) 2007-2016 Tim Mayberry <mojofunk@gmail.com>
* Copyright (C) 2009-2012 Carl Hetherington <carl@carlh.net>
* Copyright (C) 2009 David Robillard <d@drobilla.net>
* Copyright (C) 2015-2019 Robin Gareus <robin@gareus.org>
* Copyright (C) 2015 Len Ovens <len@ovenwerks.net>
*
* 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 __gm_midicontrollable_h__
#define __gm_midicontrollable_h__
#include <string>
#include "midi++/types.h"
#include "pbd/controllable.h"
#include "pbd/signals.h"
#include "pbd/stateful.h"
#include "ardour/types.h"
namespace MIDI {
class Channel;
class Parser;
}
class GenericMidiControlProtocol;
namespace ARDOUR {
class AsyncMIDIPort;
}
class MIDIControllable : public PBD::Stateful
{
public:
MIDIControllable (GenericMidiControlProtocol*, MIDI::Parser&, boost::shared_ptr<PBD::Controllable>, bool momentary);
MIDIControllable (GenericMidiControlProtocol*, MIDI::Parser&, bool momentary = false);
virtual ~MIDIControllable ();
int init (const std::string&);
void rediscover_controllable ();
bool bank_relative() const { return _bank_relative; }
uint32_t rid() const { return _rid; }
std::string what() const { return _what; }
enum CtlType {
Ctl_Momentary,
Ctl_Toggle,
Ctl_Dial,
};
enum Encoder {
No_enc,
Enc_R,
Enc_L,
Enc_2,
Enc_B,
};
MIDI::byte* write_feedback (MIDI::byte* buf, int32_t& bufsize, bool force = false);
void midi_rebind (MIDI::channel_t channel=-1);
void midi_forget ();
void learn_about_external_control ();
void stop_learning ();
void drop_external_control ();
int control_to_midi(float val);
float midi_to_control(int val);
bool learned() const { return _learned; }
CtlType get_ctltype() const { return _ctltype; }
void set_ctltype (CtlType val) { _ctltype = val; }
Encoder get_encoder() const { return _encoder; }
void set_encoder (Encoder val) { _encoder = val; }
MIDI::Parser& get_parser() { return _parser; }
void set_controllable (boost::shared_ptr<PBD::Controllable>);
boost::shared_ptr<PBD::Controllable> get_controllable () const;
const std::string& current_uri() const { return _current_uri; }
std::string control_description() const { return _control_description; }
XMLNode& get_state (void);
int set_state (const XMLNode&, int version);
void bind_midi (MIDI::channel_t, MIDI::eventType, MIDI::byte);
void bind_rpn_value (MIDI::channel_t, uint16_t rpn);
void bind_nrpn_value (MIDI::channel_t, uint16_t rpn);
void bind_rpn_change (MIDI::channel_t, uint16_t rpn);
void bind_nrpn_change (MIDI::channel_t, uint16_t rpn);
MIDI::channel_t get_control_channel () { return control_channel; }
MIDI::eventType get_control_type () { return control_type; }
MIDI::byte get_control_additional () { return control_additional; }
int lookup_controllable();
private:
int max_value_for_type () const;
GenericMidiControlProtocol* _surface;
boost::shared_ptr<PBD::Controllable> _controllable;
std::string _current_uri;
MIDI::Parser& _parser;
bool setting;
int last_value;
int last_incoming;
float last_controllable_value;
bool _momentary;
bool _is_gain_controller;
bool _learned;
CtlType _ctltype;
Encoder _encoder;
int midi_msg_id; /* controller ID or note number */
PBD::ScopedConnection midi_sense_connection[2];
PBD::ScopedConnection midi_learn_connection;
PBD::ScopedConnectionList controllable_death_connections;
/** the type of MIDI message that is used for this control */
MIDI::eventType control_type;
MIDI::byte control_additional;
MIDI::channel_t control_channel;
std::string _control_description;
int16_t control_rpn;
int16_t control_nrpn;
uint32_t _rid;
std::string _what;
bool _bank_relative;
void drop_controllable ();
Glib::Threads::Mutex controllable_lock;
void midi_receiver (MIDI::Parser &p, MIDI::byte *, size_t);
void midi_sense_note (MIDI::Parser &, MIDI::EventTwoBytes *, bool is_on);
void midi_sense_note_on (MIDI::Parser &p, MIDI::EventTwoBytes *tb);
void midi_sense_note_off (MIDI::Parser &p, MIDI::EventTwoBytes *tb);
void midi_sense_controller (MIDI::Parser &, MIDI::EventTwoBytes *);
void midi_sense_program_change (MIDI::Parser &, MIDI::byte);
void midi_sense_pitchbend (MIDI::Parser &, MIDI::pitchbend_t);
void nrpn_value_change (MIDI::Parser&, uint16_t nrpn, float val);
void rpn_value_change (MIDI::Parser&, uint16_t nrpn, float val);
void rpn_change (MIDI::Parser&, uint16_t nrpn, int direction);
void nrpn_change (MIDI::Parser&, uint16_t nrpn, int direction);
};
#endif // __gm_midicontrollable_h__
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