FBShimmerDirection

NS_ENUM(NSInteger, FBShimmerDirection) {
  //! Shimmer animation goes from left to right
  FBShimmerDirectionRight,
  //! Shimmer animation goes from right to left
  FBShimmerDirectionLeft,
  //! Shimmer animation goes from below to above
  FBShimmerDirectionUp,
  //! Shimmer animation goes from above to below
  FBShimmerDirectionDown,
}