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//=============================================================================
// MusE
// Linux Music Editor
// $Id:$
//
// Copyright (C) 2002-2006 by Werner Schweer and others
//
// 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.
//=============================================================================
#include "midievent.h"
#include "helper.h"
#include "event.h"
#include "midictrl.h"
#include "muse/midi.h"
//---------------------------------------------------------
// MidiEvent
//---------------------------------------------------------
MidiEvent::MidiEvent(unsigned t, int tpe, const unsigned char* data, int len)
{
_time = t;
edata.setData(data, len);
_type = tpe;
}
MidiEvent::MidiEvent(unsigned tick, int channel, const Event& e)
{
setChannel(channel);
setTime(tick);
switch(e.type()) {
case Note:
setType(ME_NOTEON);
setA(e.dataA());
setB(e.dataB());
break;
case Controller:
setType(ME_CONTROLLER);
setA(e.dataA()); // controller number
setB(e.dataB()); // controller value
break;
case PAfter:
setType(ME_POLYAFTER);
setA(e.dataA());
setB(e.dataB());
break;
case CAfter:
setType(ME_AFTERTOUCH);
setA(e.dataA());
setB(0);
break;
case Sysex:
setType(ME_SYSEX);
setData(e.eventData());
break;
default:
printf("MEvent::MEvent(): event type %d not implemented\n",
type());
break;
}
}
//---------------------------------------------------------
// dump
//---------------------------------------------------------
void MidiEvent::dump() const
{
printf("chan:%d ", _channel+1);
if (_type == ME_NOTEON) {
QString s = pitch2string(_a);
printf("NoteOn %3s(0x%02x) %3d\n", s.toLatin1().data(), _a, _b);
}
else if (_type == ME_NOTEOFF) {
QString s = pitch2string(_a);
printf("NoteOff %3s(0x%02x) %3d\n", s.toLatin1().data(), _a, _b);
}
else if (_type == ME_SYSEX) {
printf("SysEx len %d ", len());
int n = len() < 7 ? len() : 7;
unsigned char* p = data();
for (int i = 0; i < n; ++i)
printf("%02x ", *p++);
printf("\n");
}
else if (_type == ME_CONTROLLER)
printf("Ctrl %d(0x%02x) %d(0x%02x)\n", _a, _a, _b, _b);
else if (_type == ME_PROGRAM)
printf("Prog %d(0x%02x)\n", _a, _a);
else if (_type == ME_AFTERTOUCH)
printf("Aftertouch %d\n", _a);
else if (_type == ME_PITCHBEND)
printf("PitchBend %d\n", _a);
else
printf("type:0x%02x a=%d(0x%02x) b=%d(0x%02x)\n", _type, _a, _a, _b, _b);
}
//---------------------------------------------------------
// operator <
//---------------------------------------------------------
bool MidiEvent::operator<(const MidiEvent& e) const
{
if (time() != e.time())
return time() < e.time();
// play note off events first to prevent overlapping
// notes
if (channel() == e.channel())
return type() == ME_NOTEOFF
|| (type() == ME_NOTEON && dataB() == 0);
int map[16] = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 10, 11, 12, 13, 14, 15 };
return map[channel()] < map[e.channel()];
}
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