spine-runtimes/spine-unity/Assets/Spine Examples/Scripts/Getting Started Scripts/SpineboyTargetControllerGraphic.cs

/******************************************************************************
 * Spine Runtimes License Agreement
 * Last updated July 28, 2023. Replaces all prior versions.
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using UnityEngine;

namespace Spine.Unity.Examples {
	public class SpineboyTargetControllerGraphic : MonoBehaviour {

		public SkeletonGraphic skeletonGraphic;

		[SpineBone(dataField: "skeletonGraphic")]
		public string boneName;
		public Camera cam;
		public Canvas canvas;

		Bone bone;

		void OnValidate () {
			if (skeletonGraphic == null) skeletonGraphic = GetComponent<SkeletonGraphic>();
		}

		void Start () {
			bone = skeletonGraphic.Skeleton.FindBone(boneName);
		}

		void Update () {
			Vector3 mousePosition = Input.mousePosition;
			Vector2 localRectPosition;
			RectTransformUtility.ScreenPointToLocalPointInRectangle(
				skeletonGraphic.rectTransform, mousePosition, null, out localRectPosition);
			Vector3 skeletonSpacePoint = localRectPosition / skeletonGraphic.MeshScale;
			skeletonSpacePoint.x *= skeletonGraphic.Skeleton.ScaleX;
			skeletonSpacePoint.y *= skeletonGraphic.Skeleton.ScaleY;
			bone.SetLocalPosition(skeletonSpacePoint);
		}
	}

}