MuseScore/mscore/alsamidi.h
2012-05-26 14:49:10 +02:00

60 lines
1.9 KiB
C++

//=============================================================================
// MuseScore
// Linux Music Score Editor
// $Id: alsamidi.h 1840 2009-05-20 11:57:51Z wschweer $
//
// Copyright (C) 2009 Werner Schweer and others
//
// AlsaDriver based on code from Fons Adriaensen (clalsadr.cc)
// Copyright (C) 2003 Fons Adriaensen
// partly based on original work from Paul Davis
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License version 2.
//
// 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 __ALSAMIDI_H__
#define __ALSAMIDI_H__
#include "mididriver.h"
struct PortName {
Port port;
QString name;
};
//---------------------------------------------------------
// AlsaMidiDriver
//---------------------------------------------------------
class AlsaMidiDriver : public MidiDriver {
snd_seq_t* alsaSeq;
bool putEvent(snd_seq_event_t* event);
QList<PortName> outputPorts();
QList<PortName> inputPorts();
bool connect(Port src, Port dst);
public:
AlsaMidiDriver(Seq* s);
virtual ~AlsaMidiDriver() {}
virtual bool init();
virtual Port registerOutPort(const QString& name);
virtual Port registerInPort(const QString& name);
virtual void getInputPollFd(struct pollfd**, int* n);
virtual void getOutputPollFd(struct pollfd**, int* n);
virtual void read();
virtual void write(const Event&);
};
#endif