TFlowStyle = (
  fsLeftRightTopBottom,
  fsRightLeftTopBottom,
  fsLeftRightBottomTop,
  fsRightLeftBottomTop,
  fsTopBottomLeftRight,
  fsBottomTopLeftRight,
  fsTopBottomRightLeft,
  fsBottomTopRightLeft
);

enum TFlowStyle {
  fsLeftRightTopBottom,
  fsRightLeftTopBottom,
  fsLeftRightBottomTop,
  fsRightLeftBottomTop,
  fsTopBottomLeftRight,
  fsBottomTopLeftRight,
  fsTopBottomRightLeft,
  fsBottomTopRightLeft
};