57 lines
2.0 KiB
C#
57 lines
2.0 KiB
C#
using JetBrains.Annotations;
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using UnityEngine;
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using UnityEngine.Timeline;
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using UnityEngine.Playables;
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namespace UnityEditor.Timeline
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{
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[UsedImplicitly]
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[CustomTimelineEditor(typeof(ActivationTrack))]
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class ActivationTrackEditor : TrackEditor
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{
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static readonly string ClipText = L10n.Tr("Active");
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static readonly string k_ErrorParentString = L10n.Tr("The bound GameObject is a parent of the PlayableDirector.");
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static readonly string k_ErrorString = L10n.Tr("The bound GameObject contains the PlayableDirector.");
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public override TrackDrawOptions GetTrackOptions(TrackAsset track, Object binding)
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{
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var options = base.GetTrackOptions(track, binding);
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options.errorText = GetErrorText(track, binding);
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return options;
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}
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string GetErrorText(TrackAsset track, Object binding)
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{
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var gameObject = binding as GameObject;
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var currentDirector = TimelineEditor.inspectedDirector;
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if (gameObject != null && currentDirector != null)
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{
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var director = gameObject.GetComponent<PlayableDirector>();
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if (currentDirector == director)
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{
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return k_ErrorString;
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}
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if (currentDirector.gameObject.transform.IsChildOf(gameObject.transform))
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{
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return k_ErrorParentString;
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}
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}
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return base.GetErrorText(track, binding, TrackBindingErrors.PrefabBound);
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}
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public override void OnCreate(TrackAsset track, TrackAsset copiedFrom)
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{
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// Add a default clip to the newly created track
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if (copiedFrom == null)
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{
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var clip = track.CreateClip(0);
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clip.displayName = ClipText;
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clip.duration = System.Math.Max(clip.duration, track.timelineAsset.duration * 0.5f);
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}
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}
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}
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}
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