Struct LineLayoutIndex 

pub struct LineLayoutIndex {
    pub font_generation: usize,
    pub lines_index: usize,
    pub wrapped_lines_index: usize,
    pub lines_by_hash_index: usize,
    pub wrapped_lines_by_hash_index: usize,
}

A saved position in a line-layout cache, used to reuse or truncate the layouts produced during a frame.

Fields

font_generation: usize

The font generation the retained layouts were shaped against.

lines_index: usize

The number of shaped lines retained at this position.

wrapped_lines_index: usize

The number of wrapped lines retained at this position.

lines_by_hash_index: usize

The number of content-hashed shaped lines retained at this position.

wrapped_lines_by_hash_index: usize

The number of content-hashed wrapped lines retained at this position.

Trait Implementations

impl Clone for LineLayoutIndex

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Default for LineLayoutIndex

fn default() -> Self

Returns the “default value” for a type.