mathe/Library/PackageCache/com.unity.timeline@1.7.5/Editor/Manipulators/Utils/EditModeReplaceUtils.cs

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2024-09-20 20:30:10 +02:00
using System.Collections.Generic;
using System.Linq;
using UnityEngine.Timeline;
namespace UnityEditor.Timeline
{
static class EditModeReplaceUtils
{
public static void Insert(IEnumerable<ItemsPerTrack> itemsGroups)
{
foreach (var itemsGroup in itemsGroups)
{
Insert(itemsGroup.targetTrack, itemsGroup.items);
}
}
static void Insert(TrackAsset track, IEnumerable<ITimelineItem> items)
{
if (track == null) return;
var orderedItems = ItemsUtils.GetItemsExcept(track, items)
.OfType<ITrimmable>()
.OrderBy(i => i.start).ToArray();
foreach (var item in items.OfType<ITrimmable>())
{
var from = item.start;
var to = item.end;
var overlappedItems = orderedItems.Where(i => EditModeUtils.Overlaps(i, from, to));
foreach (var overlappedItem in overlappedItems)
{
if (EditModeUtils.IsItemWithinRange(overlappedItem, from, to))
{
overlappedItem.Delete();
}
else
{
if (overlappedItem.start >= from)
overlappedItem.TrimStart(to);
else
overlappedItem.TrimEnd(from);
}
}
var includingItems = orderedItems.Where(c => c.start < from && c.end > to);
foreach (var includingItem in includingItems)
{
var newItem = includingItem.CloneTo(track, includingItem.start) as ITrimmable;
includingItem.TrimStart(to);
if (newItem != null)
newItem.SetEnd(from, false);
}
}
}
}
}