void MTrack::processMeta(int tick, const MidiEvent& mm)
{
if (!staff) {
qDebug("processMeta: no staff");
return;
}
const uchar* data = (uchar*)mm.edata();
int staffIdx = staff->idx();
Score* cs = staff->score();
switch (mm.metaType()) {
case META_TEXT:
case META_LYRIC: {
QString s((char*)data);
cs->addLyrics(tick, staffIdx, s);
}
break;
case META_TRACK_NAME:
name = (const char*)data;
break;
case META_TEMPO:
{
unsigned tempo = data[2] + (data[1] << 8) + (data[0] <<16);
double t = 1000000.0 / double(tempo);
cs->setTempo(tick, t);
// TODO: create TempoText
}
break;
case META_KEY_SIGNATURE:
{
int key = ((const char*)data)[0];
if (key < -7 || key > 7) {
qDebug("ImportMidi: illegal key %d", key);
break;
}
KeySigEvent ks;
ks.setAccidentalType(key);
(*staff->keymap())[tick] = ks;
hasKey = true;
}
break;
case META_COMPOSER: // mscore extension
case META_POET:
case META_TRANSLATOR:
case META_SUBTITLE:
case META_TITLE:
{
Text* text = new Text(cs);
switch(mm.metaType()) {
case META_COMPOSER:
text->setTextStyleType(TEXT_STYLE_COMPOSER);
break;
case META_TRANSLATOR:
text->setTextStyleType(TEXT_STYLE_TRANSLATOR);
break;
case META_POET:
text->setTextStyleType(TEXT_STYLE_POET);
break;
case META_SUBTITLE:
text->setTextStyleType(TEXT_STYLE_SUBTITLE);
break;
case META_TITLE:
text->setTextStyleType(TEXT_STYLE_TITLE);
break;
}
text->setText((const char*)(mm.edata()));
MeasureBase* measure = cs->first();
if (measure->type() != Element::VBOX) {
measure = new VBox(cs);
measure->setTick(0);
measure->setNext(cs->first());
cs->add(measure);
}
measure->add(text);
}
break;
case META_COPYRIGHT:
cs->setMetaTag("Copyright", QString((const char*)(mm.edata())));
break;
case META_TIME_SIGNATURE:
qDebug("midi: meta timesig: %d, division %d", tick, MScore::division);
cs->sigmap()->add(tick, Fraction(data[0], 1 << data[1]));
break;
default:
if (MScore::debugMode)
qDebug("unknown meta type 0x%02x", mm.metaType());
break;
}
}
