protected virtual void OnDrawGizmos()
{
#if UNITY_2018_1_OR_NEWER
TimelineLiteAsset inspectedAsset = TimelineEditor.inspectedAsset as TimelineLiteAsset;
#else
TimelineLiteAsset inspectedAsset = UnityEditor.Timeline.TimelineEditor.timelineAsset as TimelineLiteAsset;
#endif
if (inspectedAsset == null)
{
return;
}
// 始终调用
foreach (var trackAsset in inspectedAsset.GetOutputTracks())
{
TLBasicTrackAsset basicTrackAsset = trackAsset as TLBasicTrackAsset;
if (basicTrackAsset == null)
{
continue;
}
foreach (var timelineClip in trackAsset.GetClips())
{
IDrawGizmos asset = timelineClip.asset as IDrawGizmos;
if (asset != null)
{
asset.DrawGizmos_Lite(Playable, timelineClip, IndicatorFrame);
}
}
}
foreach (var timelineClip in TimelineEditor.selectedClips)
{
IDrawGizmos asset = timelineClip.asset as IDrawGizmos;
if (asset != null)
{
asset.DrawGizmosSelected_Lite(Playable, timelineClip, IndicatorFrame);
}
}
}
/// <summary>
/// Registers an object for gizmo drawing.
/// The DrawGizmos method on the object will be called every frame until it is destroyed (assuming there are cameras with gizmos enabled).
/// </summary>
public static void Register(IDrawGizmos item)
{
gizmoDrawers.Add(item);
}
