:right-sidebar: True direction_t =================================================================== .. currentmodule:: gi.repository.HarfBuzz .. class:: direction_t :no-contents-entry: The direction of a text segment or buffer. A segment can also be tested for horizontal or vertical orientation (irrespective of specific direction) with :func:`~gi.repository.HarfBuzz.DIRECTION_IS_HORIZONTAL` or :func:`~gi.repository.HarfBuzz.DIRECTION_IS_VERTICAL`. Fields ------ .. rst-class:: interim-class .. class:: direction_t :no-index: .. attribute:: BTT The type of the None singleton. .. attribute:: INVALID The type of the None singleton. .. attribute:: LTR The type of the None singleton. .. attribute:: RTL The type of the None singleton. .. attribute:: TTB The type of the None singleton.