Struct ComponentState 

pub struct ComponentState {
    pub id: String,
    pub version: Version,
    pub last_rendered_version: Version,
    pub checksum: Option<Checksum>,
    pub area: Rect,
    pub dirty: bool,
    pub last_update: Instant,
    pub dependencies: HashSet<String>,
}

Component state for tracking changes

Fields

id: String

Component identifier

version: Version

Current version

last_rendered_version: Version

Last rendered version

checksum: Option<Checksum>

Content checksum

area: Rect

Area occupied by this component

dirty: bool

Whether this component should be re-rendered

last_update: Instant

Last update timestamp

dependencies: HashSet<String>

Dependencies (other component IDs this depends on)

Implementations

impl ComponentState

pub fn new(id: String, area: Rect) -> Self

Create a new component state

pub fn mark_dirty(&mut self)

Mark this component as dirty

pub fn mark_clean(&mut self)

Mark this component as clean (just rendered)

pub fn needs_render(&self) -> bool

Check if this component needs re-rendering

pub fn update_area(&mut self, area: Rect)

Update the area occupied by this component

pub fn update_checksum(&mut self, checksum: Checksum)

Update the checksum

pub fn add_dependency(&mut self, dependency_id: String)

Add a dependency

pub fn remove_dependency(&mut self, dependency_id: &str)

Remove a dependency

Trait Implementations

impl Clone for ComponentState

fn clone(&self) -> ComponentState

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ComponentState

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

Formats the value using the given formatter.