Lua监听AnimationEvent

using System;
using UnityEngine;
//using LuaInterface;
//using UnityEngine.Events;
using System.Collections.Generic;

namespace LuaFramework
{
[RequireComponent(typeof(Animator))]
public class AnimEventListener : MonoBehaviour
{

private Animator animator;

private Dictionary<string, AnimEvent> eventsMap;

public delegate void ObjectDelegate(object arg0);

public class AnimEvent
{
public object arg0;
private event ObjectDelegate m_animEvent;
public AnimEvent(object arg0, ObjectDelegate callback)
{
this.arg0 = arg0;
m_animEvent += callback;
}

public void Invoke()
{
Invoke(arg0);
}

public void Invoke(object arg)
{
if (m_animEvent != null)
{
m_animEvent(arg);
}
}

public void AddListener(ObjectDelegate callback)
{
m_animEvent += callback;
}

public void RemoveListener(ObjectDelegate callback)
{
m_animEvent -= callback;
}

public void RemoveAllListeners()
{
m_animEvent = null;
}

}

public static AnimEventListener Get(GameObject go)
{
if (go == null)
return null;

AnimEventListener listener = go.GetComponent<AnimEventListener>();

if (listener == null)
listener = go.AddComponent<AnimEventListener>();
return listener;
}

public bool AddEvent(string animName, float time, ObjectDelegate callback)
{

AnimationClip[] clips = animator.runtimeAnimatorController.animationClips;
AnimationClip target = null;

for (int i = 0; i < clips.Length; i++)
{
if (animName == clips[i].name)
{
target = clips[i];
break;
}
}
if (target == null)
return false;

AnimEvent eventParam = null;
string animEventName = string.Format("{0}_{1}", animName, time.ToString());
if (!eventsMap.TryGetValue(animEventName, out eventParam))
{
AnimationEvent animEvent = new AnimationEvent();
animEvent.time = time;
animEvent.functionName = "OnAnimEvent";
animEvent.stringParameter = animEventName;
eventParam = new AnimEvent(animEvent, callback);

eventsMap[animEventName] = eventParam;

target.AddEvent(animEvent);
}
else
{
eventParam.AddListener(callback);
}
return true;
}

public void RemoveEvent()
{

}

void Awake()
{
animator = GetComponent<Animator>();
eventsMap = new Dictionary<string, AnimEvent>();
}

public void OnAnimEvent(AnimationEvent animEvent)
{
if (animEvent == null) return;
AnimEvent eventParam = null;

if (eventsMap.TryGetValue(animEvent.stringParameter, out eventParam))
{
eventParam.Invoke();
}

}

}
}