using UnityEngine;
using System.Collections;

[RequireComponent(typeof(SkeletonUtilityBone)), ExecuteInEditMode]

public abstract class SkeletonUtilityConstraint : MonoBehaviour
{

    protected SkeletonUtilityBone utilBone;
    protected SkeletonUtility skeletonUtility;

    protected virtual void OnEnable()
    {
        utilBone = GetComponent<SkeletonUtilityBone>();
        skeletonUtility = SkeletonUtility.GetInParent<SkeletonUtility>(transform);
        skeletonUtility.RegisterConstraint(this);
    }

    protected virtual void OnDisable()
    {
        skeletonUtility.UnregisterConstraint(this);
    }

    public abstract void DoUpdate();
}