本文整理汇总了C++中TrackList::front方法的典型用法代码示例。如果您正苦于以下问题：C++ TrackList::front方法的具体用法？C++ TrackList::front怎么用？C++ TrackList::front使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类TrackList的用法示例。
在下文中一共展示了TrackList::front方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: importMidi
//.........这里部分代码省略.........
MidiPlayEvent ev = *i;
if (ev.type() != ME_SYSEX && ev.type() != ME_META && ev.channel() == channel)
break;
}
if (i == el->end())
continue;
MidiTrack* track = new MidiTrack();
track->setDefaultName();
track->setMasterFlag(true);
track->setOutChannel(channel);
track->setOutPort(mPort);
MidiPort* mport = &midiPorts[track->outPort()];
// this overwrites any instrument set for this port:
mport->setInstrument(instr);
EventList* mel = track->events();
buildMidiEventList(mel, el, track, division, first, false, false);
first = false;
processTrack(track);
song->insertTrack(track, -1);
//Create the Audio input side of the track
Track* input = song->addTrackByName(QString("i").append(track->name()), Track::AUDIO_INPUT, -1, false, false);
if(input)
{
input->setMasterFlag(false);
input->setChainMaster(track->id());
track->addManagedTrack(input->id());
}
}
}
if (first)
{
//
// track does only contain non-channel messages
// (SYSEX or META)
//
MidiTrack* track = new MidiTrack();
track->setDefaultName();
track->setMasterFlag(true);
track->setOutChannel(0);
track->setOutPort(mPort);
EventList* mel = track->events();
//buildMidiEventList(mel, el, track, division, true);
// Do SysexMeta. Don't do loops.
buildMidiEventList(mel, el, track, division, true, false, false);
processTrack(track);
song->insertTrack(track, -1);
//Create the Audio input side of the track
Track* input = song->addTrackByName(QString("i").append(track->name()), Track::AUDIO_INPUT, -1, false, false);
if(input)
{
input->setMasterFlag(false);
input->setChainMaster(track->id());
track->addManagedTrack(input->id());
}
}
mPort++;
//FIXME: Provice a non-iterative way to do this using the new losMidiPorts hash
//Or maintain a list of configured or inuse ports
while((&midiPorts[mPort])->device() && mPort < kMaxMidiPorts)
mPort++;//Just incase we have a configured port after an empty one
}
if (!merge)
{
TrackList* tl = song->tracks();
if (!tl->empty())
{
Track* track = tl->front();
track->setSelected(true);
}
song->initLen();
int z, n;
sigmap.timesig(0, z, n);
int tempo = tempomap.tempo(0);
transport->setTimesig(z, n);
transport->setTempo(tempo);
bool masterF = !tempomap.empty();
song->setMasterFlag(masterF);
transport->setMasterFlag(masterF);
song->updatePos();
composer->reset();
}
else
{
song->initLen();
}
return false;
}/*}}}*/示例2: importMidi
//.........这里部分代码省略.........
track->setDefaultPartColor(lastTrackPartColorIndex);
lastTrackPartColorIndex ++;
if(lastTrackPartColorIndex == NUM_PARTCOLORS)
lastTrackPartColorIndex = 1;
//Set track channel so buildMidiEventList can match the event to a channel
track->setOutChannel(chan);
track->setOutPort(mPort);
MidiPort* mport = &midiPorts[track->outPort()];
// this overwrites any instrument set for this port:
mport->setInstrument(instr);
EventList* mel = track->events();
buildMidiEventList(mel, el, track, division, first, false, false);
first = false;
processTrack(track);
//Update track to channel 1
//99% of all midi we import will be alien to our setup anyway,
//so I'm making it easy for the user to just set the Instrument and go
track->setOutChannel(0);
song->insertTrack(track, -1);
mPort++;
//FIXME: Provice a non-iterative way to do this using the new losMidiPorts hash
//Or maintain a list of configured or inuse ports
while((&midiPorts[mPort])->device() && mPort < MIDI_PORTS)
mPort++;//Just incase we have a configured port after an empty one
}
}
}
if (first)
{
//
// track does only contain non-channel messages
// (SYSEX or META)
//
MidiTrack* track = new MidiTrack();
track->setDefaultName();
track->setMasterFlag(true);
track->setOutChannel(0);
track->setOutPort(mPort);
if(config.partColorNames[lastTrackPartColorIndex].contains("menu:", Qt::CaseSensitive))
lastTrackPartColorIndex ++;
track->setDefaultPartColor(lastTrackPartColorIndex);
lastTrackPartColorIndex ++;
if(lastTrackPartColorIndex == NUM_PARTCOLORS)
lastTrackPartColorIndex = 1;
EventList* mel = track->events();
// Do SysexMeta. Don't do loops.
// TODO: Properly support sysex dumps
buildMidiEventList(mel, el, track, division, true, false, false);
processTrack(track);
song->insertTrack(track, -1);
mPort++;
while((&midiPorts[mPort])->device() && mPort < MIDI_PORTS)
mPort++;
}
}
if (!merge)
{
TrackList* tl = song->tracks();
if (!tl->empty())
{
Track* track = tl->front();
track->setSelected(true);
}
song->initLen();
int z, n;
AL::sigmap.timesig(0, z, n);
int tempo = tempomap.tempo(0);
transport->setTimesig(z, n);
transport->setTempo(tempo);
bool masterF = !tempomap.empty();
song->setMasterFlag(masterF);
transport->setMasterFlag(masterF);
song->updatePos();
composer->reset();
}
else
{
song->initLen();
}
return false;
}/*}}}*/