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//=========================================================
// MusE
// Linux Music Editor
// $Id: mpevent.cpp,v 1.1.1.1 2003/10/29 10:05:06 wschweer Exp $
//
// (C) Copyright 2002 Werner Schweer (ws@seh.de)
//=========================================================
#include <memory.h>
#include "event.h"
#include "mpevent.h"
#include "midictrl.h"
#include "midiport.h"
#include "minstrument.h"
//---------------------------------------------------------
// MidiPlayEvent
//---------------------------------------------------------
MidiPlayEvent::MidiPlayEvent(int port, const unsigned char* data, int len)
{
_port = port;
edata = new EvData(data, len);
edata->refCount = 1;
_type = 0xf0;
}
MidiPlayEvent::MidiPlayEvent(int port, EvData* d)
{
_port = port;
edata = d;
_type = 0xf0;
(edata->refCount)++;
}
MidiPlayEvent::MidiPlayEvent()
{
edata = 0;
}
MidiPlayEvent::MidiPlayEvent(const MidiPlayEvent& ev)
{
memcpy(this, &ev, sizeof(MidiPlayEvent));
if (edata)
(edata->refCount)++;
}
MidiPlayEvent& MidiPlayEvent::operator=(const MidiPlayEvent& ev)
{
if (edata == ev.edata)
return *this;
if (edata && (--(edata->refCount) == 0))
delete edata;
memcpy(this, &ev, sizeof(MidiPlayEvent));
if (edata)
(edata->refCount)++;
return *this;
}
MidiPlayEvent::~MidiPlayEvent()
{
if (edata && (--(edata->refCount) == 0))
delete edata;
}
const unsigned char* MidiPlayEvent::data() const
{
return edata->data;
}
int MidiPlayEvent::len() const
{
return edata->dataLen;
}
//---------------------------------------------------------
// dump
//---------------------------------------------------------
void MidiPlayEvent::dump() const
{
extern QString pitch2string(int);
printf("port:%d chan:%d ", _port, _channel+1);
if (_type == 0x90) { // NoteOFf
QString s = pitch2string(_a);
printf("NoteOn %s(0x%x) %d\n", s.latin1(), _a, _b);
}
else {
printf("port:%d chan:%d type:0x%02x a=%d b=%d",
_port, _channel, _type, _a, _b);
if (edata)
printf(" data len %d", edata->dataLen);
printf("\n");
}
}
//---------------------------------------------------------
// MPEventList::add
//---------------------------------------------------------
void MPEventList::add(int tick, const MidiEvent* e, int port, int channel)
{
int prt = port;
int chn = channel;
int a = e->dataA();
int b = e->dataB();
switch(e->type()) {
case MidiEvent::Note:
add(tick, prt, chn, 0x90, a, b);
add(tick + e->lenTick(), prt, chn, 0x90, a, b);
break;
case MidiEvent::Program:
add(tick, prt, chn, 0xC0, a, 0);
break;
case MidiEvent::RPN:
add(tick, prt, chn, 0xb0, CTRL_LRPN, a & 0x7f);
add(tick+1, prt, chn, 0xb0, CTRL_HRPN, a >> 7);
add(tick+2, prt, chn, 0xb0, CTRL_LDATA, b & 0x7f);
add(tick+3, prt, chn, 0xb0, CTRL_HDATA, b >> 7);
break;
case MidiEvent::NRPN:
add(tick, prt, chn, 0xb0, CTRL_LNRPN, a & 0x7f);
add(tick+1, prt, chn, 0xb0, CTRL_HNRPN, a >> 7);
add(tick+2, prt, chn, 0xb0, CTRL_LDATA, b & 0x7f);
add(tick+3, prt, chn, 0xb0, CTRL_HDATA, b >> 7);
break;
case MidiEvent::Ctrl7:
add(tick, prt, chn, 0xb0, a, b);
break;
case MidiEvent::Ctrl14:
add(tick, prt, chn, 0xb0, a & 0x7f, b & 0x7f);
add(tick+1, prt, chn, 0xb0, a >> 7, b >> 7);
break;
case MidiEvent::Pitch:
{
a += 8192;
b = (a >> 7) & 0x7f;
a &= 0x7f;
add(tick, prt, chn, 0xe0, a, b);
}
break;
case MidiEvent::PAfter:
add(tick, prt, chn, 0xa0, a, b);
break;
case MidiEvent::CAfter:
add(tick, prt, chn, 0xd0, a, 0);
break;
case MidiEvent::Sysex:
add(tick, prt, e->eventData());
break;
default:
printf("MPEventList::add(): event type %d not implemented\n",
e->type());
break;
}
}
//---------------------------------------------------------
// playEvent
//---------------------------------------------------------
void MidiPlayEvent::play() const
{
MidiPort* port = &midiPorts[_port];
port->putEvent(this);
if (port->instrument()->hasGui())
port->instrument()->writeToGui(this);
}
//---------------------------------------------------------
// play
//---------------------------------------------------------
void MPEventList::play() const
{
for (ciMPEvent i = begin(); i != end(); ++i)
i->second.play();
}
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