CustomTrackingHandler.cs

CustomTrackingHandler.cs

using System;
using UnityEngine;
using Vuforia;

public class CustomTrackingHandler : MonoBehaviour, ITrackableEventHandler
{
    private GameObject target;
    private TrackableBehaviour trackableBehaviour;
    private TrackableBehaviour.Status currentStatus;

    public Action<TrackableBehaviour.Status, TrackableBehaviour.Status> OnTrackingStateChanged = delegate { };
    public Action<Transform> OnTracking = delegate { };

    private void Start()
    {
        this.trackableBehaviour = this.GetComponent<TrackableBehaviour>();
        this.trackableBehaviour.RegisterTrackableEventHandler(this);
    }

    private void Update()
    {
        if (this.currentStatus == TrackableBehaviour.Status.TRACKED)
        {
            OnTracking(transform);
        }
    }

    public void OnTrackableStateChanged(TrackableBehaviour.Status previousStatus, TrackableBehaviour.Status newStatus)
    {
        this.currentStatus = newStatus;
        OnTrackingStateChanged(previousStatus, newStatus);
    }
}