spine-runtimes/spine-unity/Modules/com.esotericsoftware.spine.timeline/Runtime/SpineSkeletonFlip/SpineSkeletonFlipTrack.cs

/******************************************************************************
 * Spine Runtimes License Agreement
 * Last updated July 28, 2023. Replaces all prior versions.
 *
 * Copyright (c) 2013-2023, Esoteric Software LLC
 *
 * Integration of the Spine Runtimes into software or otherwise creating
 * derivative works of the Spine Runtimes is permitted under the terms and
 * conditions of Section 2 of the Spine Editor License Agreement:
 * http://esotericsoftware.com/spine-editor-license
 *
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 * otherwise create derivative works of the Spine Runtimes (collectively,
 * "Products"), provided that each user of the Products must obtain their own
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#if UNITY_EDITOR
using System.ComponentModel;
#endif
using UnityEngine;
using UnityEngine.Playables;
using UnityEngine.Timeline;

namespace Spine.Unity.Playables {

	[TrackColor(0.855f, 0.8623f, 0.87f)]
	[TrackClipType(typeof(SpineSkeletonFlipClip))]
	[TrackBindingType(typeof(SpinePlayableHandleBase))]
#if UNITY_EDITOR
	[DisplayName("Spine/Skeleton Flip Track")]
#endif
	public class SpineSkeletonFlipTrack : TrackAsset {
		public override Playable CreateTrackMixer (PlayableGraph graph, GameObject go, int inputCount) {
			return ScriptPlayable<SpineSkeletonFlipMixerBehaviour>.Create(graph, inputCount);
		}

		public override void GatherProperties (PlayableDirector director, IPropertyCollector driver) {
#if UNITY_EDITOR
			SpinePlayableHandleBase trackBinding = director.GetGenericBinding(this) as SpinePlayableHandleBase;
			if (trackBinding == null)
				return;

			UnityEditor.SerializedObject serializedObject = new UnityEditor.SerializedObject(trackBinding);
			UnityEditor.SerializedProperty iterator = serializedObject.GetIterator();
			while (iterator.NextVisible(true)) {
				if (iterator.hasVisibleChildren)
					continue;

				driver.AddFromName<SpinePlayableHandleBase>(trackBinding.gameObject, iterator.propertyPath);
			}
#endif
			base.GatherProperties(director, driver);
		}
	}
}