1 files changed, 0 insertions, 137 deletions
diff --git a/Library/PackageCache/com.unity.timeline@1.2.13/Editor/Manipulators/Utils/EditModeMixUtils.cs b/Library/PackageCache/com.unity.timeline@1.2.13/Editor/Manipulators/Utils/EditModeMixUtils.cs
deleted file mode 100644
index ca34f4b..0000000
--- a/Library/PackageCache/com.unity.timeline@1.2.13/Editor/Manipulators/Utils/EditModeMixUtils.cs
+++ /dev/null
@@ -1,137 +0,0 @@
-using System.Collections.Generic;
-using System.Linq;
-using UnityEngine.Timeline;
-
-namespace UnityEditor.Timeline
-{
-    static class EditModeMixUtils
-    {
-        static readonly List<PlacementValidity> k_UnrecoverablePlacements = new List<PlacementValidity>
-        {
-            PlacementValidity.InvalidIsWithin,
-            PlacementValidity.InvalidStartsInBlend,
-            PlacementValidity.InvalidContainsBlend
-        };
-
-        public static bool CanInsert(IEnumerable<ItemsPerTrack> itemsGroups)
-        {
-            foreach (var itemsGroup in itemsGroups)
-            {
-                var siblings = ItemsUtils.GetItemsExcept(itemsGroup.targetTrack, itemsGroup.items);
-                foreach (var item in itemsGroup.items)
-                {
-                    var placementValidity = GetPlacementValidity(item, siblings);
-
-                    if (k_UnrecoverablePlacements.Contains(placementValidity))
-                    {
-                        return false;
-                    }
-                }
-            }
-
-            return true;
-        }
-
-        //Corrects clips durations to fit at insertion point, if needed
-        public static void PrepareItemsForInsertion(IEnumerable<ItemsPerTrack> itemsGroups)
-        {
-            foreach (var itemsGroup in itemsGroups)
-            {
-                var siblings = ItemsUtils.GetItemsExcept(itemsGroup.targetTrack, itemsGroup.items);
-                foreach (var item in itemsGroup.items.OfType<ITrimmable>())
-                {
-                    var eatenItems = siblings.Where(c => EditModeUtils.IsItemWithinRange(c, item.start, item.end)).ToList();
-
-                    var intersectedItem = EditModeUtils.GetFirstIntersectedItem(siblings, item.end);
-                    if (intersectedItem != null)
-                        eatenItems.Add(intersectedItem);
-
-                    var blendableItems = eatenItems.OfType<IBlendable>();
-                    if (blendableItems.Any())
-                    {
-                        var minTime = blendableItems.Min(c => c.end - c.rightBlendDuration);
-
-                        if (item.end > minTime)
-                            item.SetEnd(minTime, false);
-                    }
-                }
-            }
-        }
-
-        public static PlacementValidity GetPlacementValidity(ITimelineItem item, IEnumerable<ITimelineItem> otherItems)
-        {
-            if (item.duration <= 0.0)
-                return PlacementValidity.Valid;  //items without any duration can always be placed
-
-            var sortedItems = otherItems.Where(i => i.duration > 0.0).OrderBy(c => c.start);
-            var candidates = new List<ITimelineItem>();
-            foreach (var sortedItem in sortedItems)
-            {
-                if ((DiscreteTime)sortedItem.start >= (DiscreteTime)item.end)
-                {
-                    // No need to process further
-                    break;
-                }
-
-                if ((DiscreteTime)sortedItem.end <= (DiscreteTime)item.start)
-                {
-                    // Skip
-                    continue;
-                }
-
-                candidates.Add(sortedItem);
-            }
-
-            var discreteStart = (DiscreteTime)item.start;
-            var discreteEnd = (DiscreteTime)item.end;
-
-            // Note: Order of tests matters
-            for (int i = 0, n = candidates.Count; i < n; i++)
-            {
-                var candidate = candidates[i];
-
-                var blendItem = item as IBlendable;
-                if (blendItem != null && blendItem.supportsBlending)
-                {
-                    if (EditModeUtils.Contains(candidate.start, candidate.end, item))
-                        return PlacementValidity.InvalidIsWithin;
-
-                    if (i < n - 1)
-                    {
-                        var nextCandidate = candidates[i + 1];
-
-                        var discreteNextCandidateStart = (DiscreteTime)nextCandidate.start;
-                        var discreteCandidateEnd = (DiscreteTime)candidate.end;
-
-                        if (discreteCandidateEnd > discreteNextCandidateStart)
-                        {
-                            if (discreteStart >= discreteNextCandidateStart)
-                            {
-                                // Note: In case the placement is fully within a blend,
-                                // InvalidStartsInBlend MUST have priority
-                                return PlacementValidity.InvalidStartsInBlend;
-                            }
-
-                            if (discreteEnd > discreteNextCandidateStart && discreteEnd <= discreteCandidateEnd)
-                                return PlacementValidity.InvalidEndsInBlend;
-
-                            if (discreteStart < discreteNextCandidateStart && discreteEnd > discreteCandidateEnd)
-                                return PlacementValidity.InvalidContainsBlend;
-                        }
-                    }
-
-                    if (EditModeUtils.Contains(item.start, item.end, candidate))
-                        return PlacementValidity.InvalidContains;
-                }
-                else
-                {
-                    if (EditModeUtils.Overlaps(item, candidate.start, candidate.end)
-                        || EditModeUtils.Overlaps(candidate, item.start, item.end))
-                        return PlacementValidity.InvalidOverlapWithNonBlendableClip;
-                }
-            }
-
-            return PlacementValidity.Valid;
-        }
-    }
-}