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livetrax/libs/midi++2/midi++/manager.h

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C++

/*
Copyright (C) 1998 Paul Barton-Davis
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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __midi_manager_h__
#define __midi_manager_h__
#include <list>
#include <string>
#include "pbd/rcu.h"
#include "midi++/types.h"
#include "midi++/port.h"
namespace ARDOUR {
class PortEngine;
}
namespace MIDI {
class MachineControl;
class Manager {
public:
~Manager ();
/** Signal the start of an audio cycle.
* This MUST be called before any reading/writing for this cycle.
* Realtime safe.
*/
void cycle_start (pframes_t nframes);
/** Signal the end of an audio cycle.
* This signifies that the cycle began with @ref cycle_start has ended.
* This MUST be called at the end of each cycle.
* Realtime safe.
*/
void cycle_end ();
MachineControl* mmc () const { return _mmc; }
Port *mtc_input_port() const { return _mtc_input_port; }
Port *mtc_output_port() const { return _mtc_output_port; }
Port *midi_input_port() const { return _midi_input_port; }
Port *midi_output_port() const { return _midi_output_port; }
Port *midi_clock_input_port() const { return _midi_clock_input_port; }
Port *midi_clock_output_port() const { return _midi_clock_output_port; }
Port* add_port (Port *);
void remove_port (Port *);
Port* port (std::string const &);
void set_port_states (std::list<XMLNode*>);
typedef std::list<Port *> PortList;
boost::shared_ptr<const PortList> get_midi_ports() const { return _ports.reader (); }
static void create (ARDOUR::PortEngine&);
static Manager *instance () {
return theManager;
}
static void destroy ();
void reestablish ();
void reconnect ();
PBD::Signal0<void> PortsChanged;
private:
/* This is a SINGLETON pattern */
Manager (ARDOUR::PortEngine&);
static Manager *theManager;
MIDI::MachineControl* _mmc;
MIDI::Port* _mtc_input_port;
MIDI::Port* _mtc_output_port;
MIDI::Port* _midi_input_port;
MIDI::Port* _midi_output_port;
MIDI::Port* _midi_clock_input_port;
MIDI::Port* _midi_clock_output_port;
SerializedRCUManager<PortList> _ports;
};
} // namespace MIDI
#endif // __midi_manager_h__