public static void SetItemsStartTime(IEnumerable <ItemsPerTrack> newItems, double time)
{
var startTimes = newItems.Select(d => d.items.Min(x => x.start)).ToList();
var min = startTimes.Min();
startTimes = startTimes.Select(x => x - min + time).ToList();
for (int i = 0; i < newItems.Count(); ++i)
{
EditModeUtils.SetStart(newItems.ElementAt(i).items, startTimes[i]);
}
}