Paul Davis
a054a74dd2
git-svn-id: svn://localhost/ardour2/branches/3.0@12938 d708f5d6-7413-0410-9779-e7cbd77b26cf
135 lines
4.2 KiB
C++
135 lines
4.2 KiB
C++
/*
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Copyright (C) 1998-2006 Paul Davis
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef __gm_midicontrollable_h__
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#define __gm_midicontrollable_h__
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#include <string>
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#include "midi++/types.h"
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#include "pbd/controllable.h"
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#include "pbd/signals.h"
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#include "pbd/stateful.h"
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#include "ardour/types.h"
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namespace PBD {
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class ControllableDescriptor;
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}
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namespace MIDI {
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class Channel;
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class Port;
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class Parser;
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}
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class GenericMidiControlProtocol;
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class MIDIControllable : public PBD::Stateful
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{
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public:
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MIDIControllable (GenericMidiControlProtocol *, MIDI::Port&, PBD::Controllable&, bool momentary);
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MIDIControllable (GenericMidiControlProtocol *, MIDI::Port&, bool momentary = false);
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virtual ~MIDIControllable ();
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int init (const std::string&);
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void rediscover_controllable ();
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bool bank_relative() const { return _bank_relative; }
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uint32_t rid() const { return _rid; }
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std::string what() const { return _what; }
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MIDI::byte* write_feedback (MIDI::byte* buf, int32_t& bufsize, bool force = false);
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void midi_rebind (MIDI::channel_t channel=-1);
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void midi_forget ();
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void learn_about_external_control ();
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void stop_learning ();
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void drop_external_control ();
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bool get_midi_feedback () { return feedback; }
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void set_midi_feedback (bool val) { feedback = val; }
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int control_to_midi(float val);
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float midi_to_control(int val);
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bool learned() const { return _learned; }
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MIDI::Port& get_port() const { return _port; }
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PBD::Controllable* get_controllable() const { return controllable; }
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void set_controllable (PBD::Controllable*);
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const std::string& current_uri() const { return _current_uri; }
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PBD::ControllableDescriptor& descriptor() const { return *_descriptor; }
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std::string control_description() const { return _control_description; }
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XMLNode& get_state (void);
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int set_state (const XMLNode&, int version);
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void bind_midi (MIDI::channel_t, MIDI::eventType, MIDI::byte);
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MIDI::channel_t get_control_channel () { return control_channel; }
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MIDI::eventType get_control_type () { return control_type; }
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MIDI::byte get_control_additional () { return control_additional; }
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private:
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int max_value_for_type () const;
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GenericMidiControlProtocol* _surface;
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PBD::Controllable* controllable;
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PBD::ControllableDescriptor* _descriptor;
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std::string _current_uri;
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MIDI::Port& _port;
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bool setting;
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int last_value;
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float last_controllable_value;
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bool _momentary;
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bool _is_gain_controller;
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bool _learned;
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int midi_msg_id; /* controller ID or note number */
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PBD::ScopedConnection midi_sense_connection[2];
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PBD::ScopedConnection midi_learn_connection;
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PBD::ScopedConnection controllable_death_connection;
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/** the type of MIDI message that is used for this control */
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MIDI::eventType control_type;
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MIDI::byte control_additional;
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MIDI::channel_t control_channel;
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std::string _control_description;
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bool feedback;
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uint32_t _rid;
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std::string _what;
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bool _bank_relative;
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int lookup_controllable();
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void drop_controllable();
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void midi_receiver (MIDI::Parser &p, MIDI::byte *, size_t);
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void midi_sense_note (MIDI::Parser &, MIDI::EventTwoBytes *, bool is_on);
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void midi_sense_note_on (MIDI::Parser &p, MIDI::EventTwoBytes *tb);
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void midi_sense_note_off (MIDI::Parser &p, MIDI::EventTwoBytes *tb);
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void midi_sense_controller (MIDI::Parser &, MIDI::EventTwoBytes *);
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void midi_sense_program_change (MIDI::Parser &, MIDI::byte);
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void midi_sense_pitchbend (MIDI::Parser &, MIDI::pitchbend_t);
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};
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#endif // __gm_midicontrollable_h__
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