using System;
using UnityEngine;

namespace ICODES.STUDIO.WWebView
{
	public class SimpleGazeCursor : MonoBehaviour
	{
		protected void Start()
		{
			this.cursorInstance = UnityEngine.Object.Instantiate<GameObject>(this.cursorPrefab);
		}

		protected void Update()
		{
			this.UpdateCursor();
		}

		protected void UpdateCursor()
		{
			Ray ray = new Ray(this.viewCamera.transform.position, this.viewCamera.transform.rotation * Vector3.forward);
			RaycastHit raycastHit;
			if (Physics.Raycast(ray, out raycastHit, float.PositiveInfinity))
			{
				this.cursorInstance.transform.position = raycastHit.point;
				this.cursorInstance.transform.rotation = Quaternion.FromToRotation(Vector3.up, raycastHit.normal);
			}
			else
			{
				this.cursorInstance.transform.position = ray.origin + ray.direction.normalized * this.maxCursorDistance;
				this.cursorInstance.transform.rotation = Quaternion.FromToRotation(Vector3.up, -ray.direction);
			}
		}

		public Camera viewCamera;

		public GameObject cursorPrefab;

		public float maxCursorDistance = 30f;

		private GameObject cursorInstance;
	}
}