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Bug389: merging clips in one stereo channel should not affect the other...

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... unless there is also a merge line at the same time in the other.
This commit is contained in:
Paul Licameli 2016-01-23 18:17:35 -05:00
parent 3062488cec
commit c703631b8c
1 changed files with 23 additions and 2 deletions
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25
src/TrackPanel.cpp
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@ -6564,6 +6564,20 @@ void TrackPanel::OnMouseEvent(wxMouseEvent & event)
}
}
namespace {
int FindMergeLine(WaveTrack *track, double time)
{
const double tolerance = 0.5 / track->GetRate();
for (int ii = 0, nn = track->GetNumCachedLocations(); ii < nn; ++ii) {
WaveTrack::Location loc = track->GetCachedLocation(ii);
if (loc.typ == WaveTrackLocation::locationMergePoint &&
fabs(time - loc.pos) < tolerance)
return ii;
}
return -1;
}
}
bool TrackPanel::HandleTrackLocationMouseEvent(WaveTrack * track, wxRect &rect, wxMouseEvent &event)
{
// FIXME: Disable this and return true when CutLines aren't showing?
@ -6610,13 +6624,20 @@ bool TrackPanel::HandleTrackLocationMouseEvent(WaveTrack * track, wxRect &rect,
}
}
else if (mCapturedTrackLocation.typ == WaveTrackLocation::locationMergePoint) {
const double pos = mCapturedTrackLocation.pos;
if (!track->MergeClips(mCapturedTrackLocation.clipidx1, mCapturedTrackLocation.clipidx2))
return false;
WaveTrack* linked = (WaveTrack*)mTracks->GetLink(track);
if (linked &&
!linked->MergeClips(mCapturedTrackLocation.clipidx1, mCapturedTrackLocation.clipidx2))
if (linked) {
// Don't assume correspondence of merge points across channels!
int idx = FindMergeLine(linked, pos);
if (idx >= 0) {
WaveTrack::Location location = linked->GetCachedLocation(idx);
if (!linked->MergeClips(location.clipidx1, location.clipidx2))
return false;
}
}
MakeParentPushState(_("Merged Clips"),_("Merge"), PUSH_CONSOLIDATE);
handled = true;