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path: root/WorldlineKeepers/Assets/Scripts/Tools/TriggerSystem/Trigger.cs
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using System.Collections;
using System.Collections.Generic;
using UnityEngine;

namespace WK
{

    /// <summary>
    /// 保存action并由OnActive()指定触发时机和条件
    /// </summary>
    public abstract class Trigger
    {
        public delegate void TriggerHandler(params object[] args);

        public event TriggerHandler handler;

        //需要指定调用FireTrigger的时机
        public abstract void OnActive();

        public virtual void OnDeactive()
        {
        }

        protected void FireTrigger(params object[] args)
        {
            handler?.Invoke(args);
        }

    }
    /*
    public class OnPlayerHurt : Trigger
    {
        public override void OnActive()
        {
            UnitManager.Instance.player.AddObserver("Player.Hurt", OnPlayerHurtCallbak);
        }

        private void OnPlayerHurtCallbak()
        {
            FireTrigger();
        }
    }
    */
}