117 lines
4.0 KiB
C#
117 lines
4.0 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using UnityEngine.Timeline;
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namespace UnityEditor.Timeline
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{
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static class ItemsUtils
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{
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static readonly Dictionary<TimelineClip, ClipItem> s_ClipCache = new Dictionary<TimelineClip, ClipItem>();
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static readonly Dictionary<IMarker, MarkerItem> s_MarkerCache = new Dictionary<IMarker, MarkerItem>();
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public static IEnumerable<ItemsPerTrack> ToItemsPerTrack(this IEnumerable<ITimelineItem> items)
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{
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var groupedItems = items.GroupBy(c => c.parentTrack);
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foreach (var group in groupedItems)
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{
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yield return new ItemsPerTrack(group.Key, group.ToArray());
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}
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}
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public static ITimelineItem ToItem(this TimelineClip clip)
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{
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if (s_ClipCache.ContainsKey(clip))
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return s_ClipCache[clip];
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var ret = new ClipItem(clip);
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s_ClipCache.Add(clip, ret);
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return ret;
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}
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public static ITimelineItem ToItem(this IMarker marker)
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{
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if (s_MarkerCache.ContainsKey(marker))
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return s_MarkerCache[marker];
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var ret = new MarkerItem(marker);
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s_MarkerCache.Add(marker, ret);
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return ret;
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}
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public static IEnumerable<ITimelineItem> ToItems(this IEnumerable<TimelineClip> clips)
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{
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return clips.Select(ToItem);
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}
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public static IEnumerable<ITimelineItem> ToItems(this IEnumerable<IMarker> markers)
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{
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return markers.Select(ToItem);
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}
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public static IEnumerable<ITimelineItem> GetItems(this TrackAsset track)
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{
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var list = track.clips.Select(clip => (ITimelineItem)new ClipItem(clip)).ToList();
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list.AddRange(track.GetMarkers().Select(marker => (ITimelineItem)new MarkerItem(marker)));
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list = list.OrderBy(x => x.start).ThenBy(x => x.end).ToList();
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return list;
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}
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public static void GetItemRange(this TrackAsset track, out double start, out double end)
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{
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start = 0;
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end = 0;
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var items = track.GetItems().ToList();
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if (items.Any())
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{
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start = items.Min(p => p.start);
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end = items.Max(p => p.end);
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}
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}
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public static IEnumerable<ITimelineItem> GetItemsExcept(this TrackAsset track, IEnumerable<ITimelineItem> items)
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{
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return GetItems(track).Except(items);
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}
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public static IEnumerable<Type> GetItemTypes(IEnumerable<ITimelineItem> items)
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{
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var types = new List<Type>();
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if (items.OfType<ClipItem>().Any())
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types.Add(typeof(ClipItem));
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if (items.OfType<MarkerItem>().Any())
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types.Add(typeof(MarkerItem));
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return types;
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}
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public static IEnumerable<Type> GetItemTypes(IEnumerable<ItemsPerTrack> itemsGroups)
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{
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return GetItemTypes(itemsGroups.SelectMany(i => i.items)).Distinct();
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}
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public static void SetItemsStartTime(IEnumerable<ItemsPerTrack> newItems, double time)
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{
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var startTimes = newItems.Select(d => d.items.Min(x => x.start)).ToList();
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var min = startTimes.Min();
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startTimes = startTimes.Select(x => x - min + time).ToList();
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for (int i = 0; i < newItems.Count(); ++i)
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EditModeUtils.SetStart(newItems.ElementAt(i).items, startTimes[i]);
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}
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public static double TimeGapBetweenItems(ITimelineItem leftItem, ITimelineItem rightItem)
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{
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if (leftItem is MarkerItem && rightItem is MarkerItem)
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{
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var markerType = ((MarkerItem)leftItem).marker.GetType();
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var gap = TimeReferenceUtility.PixelToTime(StyleManager.UssStyleForType(markerType).fixedWidth) - TimeReferenceUtility.PixelToTime(0);
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return gap;
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}
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return 0.0;
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}
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}
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}
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