protected virtual void OnDisable()
{
if (Application.isPlaying && this.m_UseBlackOverlay)
{
UIBlackOverlay overlay = UIBlackOverlay.GetOverlay(this.gameObject);
if (overlay != null)
{
this.onTransitionBegin.RemoveListener(overlay.OnTransitionBegin);
}
}
}
/// <summary>
/// Gets the black overlay based on relative game object. (In case we have multiple canvases.)
/// </summary>
/// <param name="relativeGameObject">The relative game object.</param>
/// <returns>The black overlay component.</returns>
public static UIBlackOverlay GetOverlay(GameObject relativeGameObject)
{
// Find the black overlay in the current canvas
Canvas canvas = UIUtility.FindInParents <Canvas>(relativeGameObject);
if (canvas != null)
{
// Try finding an overlay in the canvas
UIBlackOverlay overlay = canvas.gameObject.GetComponentInChildren <UIBlackOverlay>();
if (overlay != null)
{
return(overlay);
}
// In case no overlay is found instantiate one
if (UIBlackOverlayManager.Instance != null && UIBlackOverlayManager.Instance.prefab != null)
{
return(UIBlackOverlayManager.Instance.Create(canvas.transform));
}
}
return(null);
}