@Override
  // NULLSAFE_FIXME[Inconsistent Subclass Return Annotation]
  public @Nullable Animatable getAnimatable() {
    return (mDrawable instanceof Animatable) ? (Animatable) mDrawable : null;
  }
Returns whether the gesture should be handled by the controller
drawee/src/main/java/com/facebook/drawee/controller/AbstractDraweeController.java