pub trait Background<R: Renderer>: Sized {
// Required methods
fn width(&self) -> Length;
fn height(&self) -> Length;
fn aspect_ratio_fixed(&self) -> bool;
fn pixel_dims(&self, renderer: &R) -> (u16, u16);
fn draw(
&self,
renderer: &mut R,
defaults: &R::Defaults,
layout: Layout<'_>,
cursor_position: Point,
viewport: &Rectangle,
) -> R::Output;
}Required Methods§
fn width(&self) -> Length
fn height(&self) -> Length
fn aspect_ratio_fixed(&self) -> bool
fn pixel_dims(&self, renderer: &R) -> (u16, u16)
fn draw( &self, renderer: &mut R, defaults: &R::Defaults, layout: Layout<'_>, cursor_position: Point, viewport: &Rectangle, ) -> R::Output
Dyn Compatibility§
This trait is not dyn compatible.
In older versions of Rust, dyn compatibility was called "object safety", so this trait is not object safe.