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livetrax/libs/surfaces/midi_surface/midi_surface.h

126 lines
3.8 KiB
C++

/*
* Copyright (C) 2022 Robin Gareus <robin@gareus.org>
*
* 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.
*/
#define ABSTRACT_UI_EXPORTS
#include "pbd/abstract_ui.h"
#include "control_protocol/control_protocol.h"
#include "midi++/types.h"
#include "midi_byte_array.h"
namespace MIDI {
class Parser;
class Port;
}
namespace ARDOUR {
class Bundle;
class Port;
class MidiBuffer;
}
struct MidiSurfaceRequest : public BaseUI::BaseRequestObject {
public:
MidiSurfaceRequest () {}
~MidiSurfaceRequest () {}
};
class MIDISurface : public ARDOUR::ControlProtocol
, public AbstractUI<MidiSurfaceRequest>
{
public:
MIDISurface (ARDOUR::Session&, std::string const & name, bool use_pad_filter);
~MIDISurface ();
boost::shared_ptr<ARDOUR::Port> input_port();
boost::shared_ptr<ARDOUR::Port> output_port();
// Bundle to represent our input ports
boost::shared_ptr<ARDOUR::Bundle> _input_bundle;
// Bundle to represent our output ports
boost::shared_ptr<ARDOUR::Bundle> _output_bundle;
ARDOUR::Session & get_session() { return *session; }
virtual std::string input_port_name () const = 0;
virtual std::string output_port_name () const = 0;
void write (const MidiByteArray&);
XMLNode& get_state() const;
int set_state (const XMLNode & node, int version);
std::list<boost::shared_ptr<ARDOUR::Bundle> > bundles ();
PBD::Signal0<void> ConnectionChange;
CONTROL_PROTOCOL_THREADS_NEED_TEMPO_MAP_DECL();
private:
bool with_pad_filter;
bool _in_use;
MIDI::Port* _input_port;
MIDI::Port* _output_port;
boost::shared_ptr<ARDOUR::Port> _async_in;
boost::shared_ptr<ARDOUR::Port> _async_out;
void do_request (MidiSurfaceRequest*);
virtual void connect_to_parser ();
virtual void handle_midi_pitchbend_message (MIDI::Parser&, MIDI::pitchbend_t) {}
virtual void handle_midi_controller_message (MIDI::Parser&, MIDI::EventTwoBytes*) {}
virtual void handle_midi_note_on_message (MIDI::Parser&, MIDI::EventTwoBytes*) {}
virtual void handle_midi_note_off_message (MIDI::Parser&, MIDI::EventTwoBytes*) {}
virtual void handle_midi_sysex (MIDI::Parser&, MIDI::byte *, size_t count) {}
virtual bool midi_input_handler (Glib::IOCondition ioc, MIDI::Port* port);
virtual void thread_init ();
PBD::ScopedConnectionList session_connections;
virtual void connect_session_signals ();
virtual void notify_record_state_changed () {}
virtual void notify_transport_state_changed () {}
virtual void notify_loop_state_changed () {}
virtual void notify_parameter_changed (std::string) {}
virtual void notify_solo_active_changed (bool) {}
virtual void port_registration_handler ();
virtual bool pad_filter (ARDOUR::MidiBuffer& in, ARDOUR::MidiBuffer& out) const { return false; }
enum ConnectionState {
InputConnected = 0x1,
OutputConnected = 0x2
};
int _connection_state;
virtual bool connection_handler (boost::weak_ptr<ARDOUR::Port>, std::string name1, boost::weak_ptr<ARDOUR::Port>, std::string name2, bool yn);
PBD::ScopedConnectionList port_connections;
virtual int ports_acquire ();
virtual void ports_release ();
virtual int begin_using_device ();
virtual int stop_using_device ();
virtual int device_acquire () = 0;
virtual void device_release () = 0;
};