Enum harfbuzz_rs::Direction

pub enum Direction {
    Invalid,
    Ltr,
    Rtl,
    Ttb,
    Btt,
}

Defines the direction in which text is to be read.

Variants

Invalid

Initial, unset direction.

Ltr

Text is set horizontally from left to right.

Rtl

Text is set horizontally from right to left.

Ttb

Text is set vertically from top to bottom.

Btt

Text is set vertically from bottom to top.

Implementations

impl Direction

pub fn to_raw(self) -> hb_direction_t

Convert into raw value of type hb_direction_t.

pub fn from_raw(dir: hb_direction_t) -> Self

Create from raw value of type hb_direction_t.

Trait Implementations

impl Clone for Direction

fn clone(&self) -> Direction

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Copy for Direction

impl Debug for Direction

fn fmt(&self, f: &mut Formatter) -> Result

Formats the value using the given formatter.

impl Eq for Direction

impl Hash for Direction

fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given [Hasher].

fn hash_slice<H>(data: &[Self], state: &mut H) where
    H: Hasher, 

Feeds a slice of this type into the given [Hasher].

impl PartialEq<Direction> for Direction

fn eq(&self, other: &Direction) -> bool

This method tests for self and other values to be equal, and is used by ==.

#[must_use]fn ne(&self, other: &Rhs) -> bool

This method tests for !=.

impl StructuralEq for Direction

impl StructuralPartialEq for Direction