def removeSegment(self, line: pg.InfiniteLine, modify_track=True):
index = self.segments.index(line)
# would be silly to remove beginning or end line
if index == 0 or index == len(self.segments) - 1:
return
label = self.names[index]
self.segments.remove(line)
self.names.remove(label)
self.vb.removeItem(line)
self.vb.removeItem(label)
if modify_track:
self.track.delete_merge_left(index)
self.calcPartitionNamePlacement(self.names[index - 1],
index - 1,
emit_signal=False)
self.updateBounds(self.segments[index - 1], index - 1)
self.updateBounds(self.segments[index], index)
if modify_track:
self.item.delete_segment.emit(index)
line.deleteLater()
label.deleteLater()
