/// <summary>
///
/// </summary>
/// <param name="clip"></param>
/// <param name="animEvtReceiverObject"></param>
/// <param name="atPosition">当前动画片段的某一个时间位置</param>
/// <param name="callback"></param>
/// <param name="bind">绑定事件或者是解绑</param>
private static bool BindOrUnbindCallback(this AnimationClip clip, GameObject animEvtReceiverObject, float atPosition, Action callback, bool bind)
{
var actionWord = bind ? "register" : "unregister";
if (animEvtReceiverObject == null)
{
C_DebugHelper.LogWarningFormat("Trying to {0} callback for null animation event receiver game object", actionWord);
return(false);
}
if (callback == null)
{
C_DebugHelper.LogWarningFormat("Trying to {0} null callback for animation clip", actionWord);
return(false);
}
if (atPosition < 0.0f || atPosition > clip.length)
{
C_DebugHelper.LogWarningFormat("Trying to {0} callback for position outside of clip timeline", actionWord);
return(false);
}
var eventReceiver = animEvtReceiverObject.GetComponent <AnimationEventReceiver>();
if (bind)
{
if (eventReceiver == null)
{
eventReceiver = animEvtReceiverObject.AddComponent <AnimationEventReceiver>();
}
if (!eventReceiver.RegisterTimelineCallback(atPosition, callback))
{
return(false);
}
// Debug.Log("clip.AddEvent ："+ clip.name+ "<<<<<<<<<<<<<<<atPosition" + atPosition);
clip.AddEvent(OnTimelineEventRaisedMethodName, atPosition, atPosition);
}
else
{
if (eventReceiver == null)
{
Debug.LogWarning("Trying to unregister callback for game object without AnimationEventReceiver component");
return(false);
}
// Debug.Log("clip.RemoveEvent ：" + clip.name + "++++++++++++++++++atPosition" + atPosition);
var lastCallbackForPositionRemoved = eventReceiver.UnregisterTimelineCallback(atPosition, callback);
if (lastCallbackForPositionRemoved)
{
clip.RemoveEvent(OnTimelineEventRaisedMethodName, atPosition, atPosition);
}
}
return(true);
}
/// <summary>
///
/// </summary>
/// <param name="clip"></param>
/// <param name="methodName"></param>
/// <param name="floatParameter"></param>
/// <param name="time"></param>
private static void RemoveEvent(this AnimationClip clip, string methodName, float floatParameter, float time)
{
var clipAnimationEvents = clip.events;
var animationEventIndex = Array.FindIndex(clipAnimationEvents,
e => e.functionName == methodName && e.floatParameter == floatParameter && e.time == time);
if (animationEventIndex != -1)
{
clipAnimationEvents = clipAnimationEvents.Where((val, idx) => idx != animationEventIndex).ToArray();
clip.events = clipAnimationEvents;
}
else
{
C_DebugHelper.LogWarningFormat("Failed to remove animation event for clip {0}", clip.name);
}
}