static ITLTrack GetTrack(ITimelineLiteObject _timelineLiteObject, TLTrackData _trackData)
{
Type trackDataType = _trackData.GetType();
if (trackDataType == typeof(TLGroupTrackData))
{
TLGroupTrackData groupTrackData = _trackData as TLGroupTrackData;
TLGroupTrack groupTrack = new TLGroupTrack(_timelineLiteObject, _trackData as TLGroupTrackData);
foreach (TLTrackData childTrack in groupTrackData.ChildTracks)
{
ITLTrack track = GetTrack(_timelineLiteObject, childTrack);
if (track != null)
{
groupTrack.ChildTracks.Add(track);
}
}
return(groupTrack);
}
else /* if (typeof(TLBasicTrackData).IsAssignableFrom(trackDataType))*/
{
TLBasicTrackData basicTrackData = _trackData as TLBasicTrackData;
TLBasicTrack basicTrack = new TLBasicTrack(_timelineLiteObject, basicTrackData);
foreach (TLActionData actionData in basicTrackData.Clips)
{
Type actionType;
if (ActionDataDict.TryGetValue(actionData.GetType(), out actionType))
{
ITLAction action =
Activator.CreateInstance(actionType, basicTrack, actionData) as ITLAction;
if (action != null)
{
basicTrack.Clips.Add(action);
}
}
}
return(basicTrack);
}
}
public override void UpdateActions(int _frame, float _time)
{
int limit = clips.Count;
if (limit == 0)
{
return;
}
int increment = 1;
if (!Playable.IsPlayingForward)
{
limit = -1;
increment = -1;
}
if (Playable.IsPlayingForward)
{
if (_frame < clips[currentClipIndex].Start)
{
for (int i = clips.Count - 1; i >= 0; i--)
{
if (_frame > clips[i].Start)
{
currentClipIndex = i;
}
}
}
}
else
{
if (_frame > clips[currentClipIndex].End)
{
for (int i = 0; i < clips.Count; i++)
{
if (_frame < clips[i].End)
{
currentClipIndex = i;
}
}
}
}
for (int i = currentClipIndex; i != limit; i += increment)
{
ITLAction clip = clips[i];
if (_frame < clip.Start)
{
// 正向播放与反向播放的处理
if (Playable.IsPlayingForward)
{
if (clip.HasTriggered)
{
clip.ActionStop();
}
break;
}
else
{
if (!clip.HasFinished && (clip.HasTriggered || clip.TriggerOnSkip))
{
clip.UpdateAction(clip.FrameCount, clip.Duration);
}
currentClipIndex = Mathf.Clamp(i - 1, 0, clips.Count - 1);
}
}
else if (_frame >= clip.Start && _frame <= clip.End)
{
if (clip.HasFinished && Playable.FrameChanged)
{
clip.ActionStop();
}
if (!clip.HasFinished)
{
int frameSinceActionStart = _frame - clip.Start;
float timeSinceActionStart = _time - clip.StartTime;
clip.UpdateAction(frameSinceActionStart, timeSinceActionStart);
}
}
else //if(_frame > clip.end) // 如果完成
{
// 正向播放与反向播放的处理
if (Playable.IsPlayingForward)
{
if (!clip.HasFinished && (clip.HasTriggered || clip.TriggerOnSkip))
{
clip.UpdateAction(clip.FrameCount, clip.Duration);
}
currentClipIndex = Mathf.Clamp(i + 1, 0, clips.Count - 1);
}
else
{
if (clip.HasTriggered)
{
clip.ActionStop();
}
break;
}
}
}
}
