void TimelineDock::trimClipAtPlayhead(TrimLocation location, bool ripple)
{
int trackIndex = currentTrack(), clipIndex = -1;
chooseClipAtPosition(m_position, trackIndex, clipIndex);
if (trackIndex < 0 || clipIndex < 0)
return;
setCurrentTrack(trackIndex);
int i = m_model.trackList().at(trackIndex).mlt_index;
QScopedPointer<Mlt::Producer> track(m_model.tractor()->track(i));
if (!track)
return;
QScopedPointer<Mlt::ClipInfo> info(getClipInfo(trackIndex, clipIndex));
if (!info)
return;
if (location == TrimInPoint) {
MAIN.undoStack()->push(
new Timeline::TrimClipInCommand(m_model, trackIndex, clipIndex, m_position - info->start, ripple));
if (ripple)
setPosition(info->start);
if (m_updateCommand && m_updateCommand->trackIndex() == trackIndex && m_updateCommand->clipIndex() == clipIndex)
m_updateCommand->setPosition(trackIndex, clipIndex, m_updateCommand->position() + m_position - info->start);
} else {
MAIN.undoStack()->push(
new Timeline::TrimClipOutCommand(m_model, trackIndex, clipIndex, info->start + info->frame_count - m_position, ripple));
if (m_updateCommand && m_updateCommand->trackIndex() == trackIndex && m_updateCommand->clipIndex() == clipIndex)
m_updateCommand->setPosition(trackIndex, clipIndex,-1);
}
}
void TimelineDock::selectClipUnderPlayhead()
{
int track = -1, clip = -1;
chooseClipAtPosition(m_position, &track, &clip);
if (clip == -1) {
if (isTrackLocked(currentTrack())) {
pulseLockButtonOnTrack(currentTrack());
return;
}
int idx = clipIndexAtPlayhead(-1);
if (idx == -1)
setSelection(QList<int>());
else
setSelection(QList<int>() << idx);
return;
}
setCurrentTrack(track);
setSelection(QList<int>() << clip);
}
void TimelineDock::splitClip(int trackIndex, int clipIndex)
{
if (trackIndex < 0 || clipIndex < 0)
chooseClipAtPosition(m_position, &trackIndex, &clipIndex);
if (trackIndex < 0 || clipIndex < 0)
return;
setCurrentTrack(trackIndex);
if (clipIndex >= 0 && trackIndex >= 0) {
int i = m_model.trackList().at(trackIndex).mlt_index;
QScopedPointer<Mlt::Producer> track(m_model.tractor()->track(i));
if (track) {
Mlt::Playlist playlist(*track);
if (!m_model.isTransition(playlist, clipIndex)) {
QScopedPointer<Mlt::ClipInfo> info(getClipInfo(trackIndex, clipIndex));
if (info && m_position >= info->start && m_position < info->start + info->frame_count - 1) {
MAIN.undoStack()->push(
new Timeline::SplitCommand(m_model, trackIndex, clipIndex, m_position));
}
} else {
MAIN.showStatusMessage(tr("You cannot split a transition."));
}
}
}
}
