//返回值：是否回退了时间(若下一帧需要停留在事件上，则需要回退一段时间。)
static bool TriggerEvent(PlayInfo playInfo, IM.Number deltaTime, PlayerActionEventHandler handler)
{
System.Type type = handler.GetType();
List <AnimEventData> events = GetAnimEvent(playInfo.animData.eventDatas,
playInfo.realTime - deltaTime * playInfo.speed, playInfo.realTime);
foreach (AnimEventData evt in events)
{
MethodInfo method = type.GetMethod(evt.funcName);
if (method != null)
{
IM.Number prevSpeed = playInfo.speed; //处理事件前，动画速度
//组织事件参数
ParameterInfo[] parameters = method.GetParameters();
if (parameters.Length == 0)
{
method.Invoke(handler, null);
}
else
{
object[] objs = new object[parameters.Length];
for (int i = 0; i < parameters.Length; ++i)
{
ParameterInfo info = parameters[i];
if (info.ParameterType == typeof(string))
{
objs[i] = evt.stringParameter;
}
else if (info.ParameterType == typeof(int))
{
objs[i] = evt.intParameter;
}
else if (info.ParameterType == typeof(IM.Number))
{
objs[i] = evt.floatParameter;
}
}
method.Invoke(handler, objs);
}
IM.Number curSpeed = playInfo.speed; //处理事件后，动画速度
if (curSpeed != prevSpeed) // 事件处理中改变了播放速度
{
IM.Number prevSign = (prevSpeed == IM.Number.zero ? IM.Number.zero : IM.Math.Sign(prevSpeed));
IM.Number curSign = (curSpeed == IM.Number.zero ? IM.Number.zero : IM.Math.Sign(curSpeed));
if (prevSign != curSign) // 动画播放被停止或反向，下一帧停在该事件上，且不再处理后续事件
{
//计算回退时间
//TODO 考虑Wrap的情况
IM.Number reverseTime = playInfo.realTime - evt.time;
playInfo.time -= reverseTime;
return(true);
}
}
}
}
return(false);
}
public AnimationManager(Animation animation, PlayerActionEventHandler eventHandler)
{
_eventHandler = eventHandler;
_animation = animation;
}
public AnimationManager(Player player)
{
_player = player;
_eventHandler = player.eventHandler;
_animation = player.gameObject.GetComponent <Animation>();
}
