public void InsertItemsAtTime(IEnumerable <ItemsPerTrack> itemsGroups, double requestedTime)
{
ItemsUtils.SetItemsStartTime(itemsGroups, requestedTime);
EditModeMixUtils.PrepareItemsForInsertion(itemsGroups);
if (!EditModeMixUtils.CanInsert(itemsGroups))
{
var validTime = itemsGroups.Select(c => c.targetTrack).Max(parent => parent.end);
ItemsUtils.SetItemsStartTime(itemsGroups, validTime);
}
}
public bool ValidateMove(ItemsPerTrack itemsGroup)
{
var track = itemsGroup.targetTrack;
var items = itemsGroup.items;
if (EditModeUtils.IsInfiniteTrack(track))
{
double startTime;
double stopTime;
EditModeUtils.GetInfiniteClipBoundaries(track, out startTime, out stopTime);
return(items.All(item =>
!EditModeUtils.IsItemWithinRange(item, startTime, stopTime) &&
!EditModeUtils.IsRangeWithinItem(startTime, stopTime, item)));
}
var siblings = ItemsUtils.GetItemsExcept(itemsGroup.targetTrack, items);
return(items.All(item => EditModeMixUtils.GetPlacementValidity(item, siblings) == PlacementValidity.Valid));
}
