Thb_direction_t

type Thb_direction_t = (

  Thb_direction_tMinValue = - $7FFFFFFF,

  HB_DIRECTION_INVALID = 0,

  HB_DIRECTION_LTR = 4,

  HB_DIRECTION_RTL = 5,

  HB_DIRECTION_TTB = 6,

  HB_DIRECTION_BTT = 7,

  Thb_direction_tMaxValue = $7FFFFFFF

);