Struct ytesrev::empty::Empty

pub struct Empty;

An object that contains nothing and doesn't display anything.

This is not very useful on it's own, but when used together with a WithSize-wrapper, it can act as a breaker in a Stack.

Trait Implementations

impl Drawable for Empty

fn content(&self) -> Vec<&dyn Drawable>

What this object contains

fn content_mut(&mut self) -> Vec<&mut dyn Drawable>

What this object contains, mutably

fn step(&mut self)

When the user presses space, the state of the presentation is advanced. This method is what is called.

fn state(&self) -> State

What state the object is in

fn draw(
    &self,
    _canvas: &mut Canvas<Window>,
    _position: &Position,
    _settings: DrawSettings
)

Draw everything

fn register(&mut self)

Register all content. This is mostly just used by [LatexObj]s, that need to be registered before loaded.

fn load(&mut self)

Load all content

fn event(&mut self, e: Event)

When any event occurs

fn update(&mut self, dt: f64)

Tick the object