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AbstractConcept 2022-09-13 00:36:34 -05:00
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Library/PackageCache/com.unity.timeline@1.2.18/Editor/Items/ItemsUtils.cs Normal file
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using System;
using System.Collections.Generic;
using System.Linq;
using UnityEngine.Timeline;
namespace UnityEditor.Timeline
{
static class ItemsUtils
{
static readonly Dictionary<TimelineClip, ClipItem> s_ClipCache = new Dictionary<TimelineClip, ClipItem>();
static readonly Dictionary<IMarker, MarkerItem> s_MarkerCache = new Dictionary<IMarker, MarkerItem>();
public static IEnumerable<ItemsPerTrack> ToItemsPerTrack(this IEnumerable<ITimelineItem> items)
{
var groupedItems = items.GroupBy(c => c.parentTrack);
foreach (var group in groupedItems)
{
yield return new ItemsPerTrack(group.Key, group.ToArray());
}
}
public static ITimelineItem ToItem(this TimelineClip clip)
{
if (s_ClipCache.ContainsKey(clip))
return s_ClipCache[clip];
var ret = new ClipItem(clip);
s_ClipCache.Add(clip, ret);
return ret;
}
public static ITimelineItem ToItem(this IMarker marker)
{
if (s_MarkerCache.ContainsKey(marker))
return s_MarkerCache[marker];
var ret = new MarkerItem(marker);
s_MarkerCache.Add(marker, ret);
return ret;
}
public static IEnumerable<ITimelineItem> ToItems(this IEnumerable<TimelineClip> clips)
{
return clips.Select(ToItem);
}
public static IEnumerable<ITimelineItem> ToItems(this IEnumerable<IMarker> markers)
{
return markers.Select(ToItem);
}
public static IEnumerable<ITimelineItem> GetItems(this TrackAsset track)
{
var list = track.clips.Select(clip => (ITimelineItem) new ClipItem(clip)).ToList();
list.AddRange(track.GetMarkers().Select(marker => (ITimelineItem) new MarkerItem(marker)));
list = list.OrderBy(x => x.start).ThenBy(x => x.end).ToList();
return list;
}
public static void GetItemRange(this TrackAsset track, out double start, out double end)
{
start = 0;
end = 0;
var items = track.GetItems().ToList();
if (items.Any())
{
start = items.Min(p => p.start);
end = items.Max(p => p.end);
}
}
public static IEnumerable<ITimelineItem> GetItemsExcept(this TrackAsset track, IEnumerable<ITimelineItem> items)
{
return GetItems(track).Except(items);
}
public static IEnumerable<Type> GetItemTypes(IEnumerable<ITimelineItem> items)
{
var types = new List<Type>();
if (items.OfType<ClipItem>().Any())
types.Add(typeof(ClipItem));
if (items.OfType<MarkerItem>().Any())
types.Add(typeof(MarkerItem));
return types;
}
public static IEnumerable<Type> GetItemTypes(IEnumerable<ItemsPerTrack> itemsGroups)
{
return GetItemTypes(itemsGroups.SelectMany(i => i.items)).Distinct();
}
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]);
}
public static double TimeGapBetweenItems(ITimelineItem leftItem, ITimelineItem rightItem, WindowState state)
{
if (leftItem is MarkerItem && rightItem is MarkerItem)
{
var markerType = ((MarkerItem)leftItem).marker.GetType();
var gap = state.PixelDeltaToDeltaTime(StyleManager.UssStyleForType(markerType).fixedWidth);
return gap;
}
return 0.0;
}
}
}