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livetrax/libs/surfaces/mackie/surface_port.h
Paul Davis 5ace191bff drastic, fundamental redesign of MCP code
git-svn-id: svn://localhost/ardour2/branches/3.0@11861 d708f5d6-7413-0410-9779-e7cbd77b26cf
2012-04-10 14:27:44 +00:00

90 lines
2.3 KiB
C++

/*
Copyright (C) 2006,2007 John Anderson
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 surface_port_h
#define surface_port_h
#include <midi++/types.h>
#include <glibmm/thread.h>
#include "pbd/signals.h"
#include "midi_byte_array.h"
#include "types.h"
namespace MIDI {
class Port;
class Parser;
}
class MackieControlProtocol;
namespace Mackie
{
class Surface;
/**
Make a relationship between a midi port and a Mackie device.
*/
class SurfacePort
{
public:
SurfacePort (Mackie::Surface&, MIDI::Port& input_port, MIDI::Port& output_port);
virtual ~SurfacePort();
void open();
void close();
/// read bytes from the port. They'll either end up in the
/// parser, or if that's not active they'll be returned
MidiByteArray read();
/// an easier way to output bytes via midi
void write (const MidiByteArray&);
MIDI::Port& input_port() { return *_input_port; }
const MIDI::Port& input_port() const { return *_input_port; }
MIDI::Port& output_port() { return *_output_port; }
const MIDI::Port& output_port() const { return *_output_port; }
// emitted when the port goes inactive (ie a read or write failed)
PBD::Signal0<void> inactive_event;
void handle_midi_sysex (MIDI::Parser&, MIDI::byte *, size_t count);
bool active() const { return _active; }
protected:
MidiByteArray host_connection_query (MidiByteArray& bytes);
MidiByteArray host_connection_confirmation (const MidiByteArray& bytes);
private:
Mackie::Surface* _surface;
MIDI::Port* _input_port;
MIDI::Port* _output_port;
bool _active;
PBD::ScopedConnection sysex_connection;
};
std::ostream& operator << (std::ostream& , const SurfacePort& port);
}
#endif