Struct Region 

pub struct Region {
    pub id: RegionId,
    pub rect: Rect,
    pub z_index: u8,
    pub dirty_generation: u64,
}

A layout region with position and dirty tracking.

Fields

id: RegionId

Unique identifier.

rect: Rect

Position and size.

z_index: u8

Z-index for overlays (higher = on top).

dirty_generation: u64

Dirty generation (incremented when content changes).

Implementations

impl Region

pub const fn new(id: RegionId, rect: Rect) -> Self

Create a new region.

pub const fn with_z_index(self, z: u8) -> Self

Set the z-index.

pub const fn mark_dirty(&mut self)

Mark the region as dirty.

Trait Implementations

impl Clone for Region

fn clone(&self) -> Region

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Region

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

Formats the value using the given formatter.