pub trait Drawable<S: Style> {
// Required methods
fn fill(&mut self, text: char, style: S);
fn rect(&mut self, rect: Rect, text: char, style: S);
fn string(&mut self, x: u16, y: u16, text: String, style: S);
fn pixels(&mut self, x: u16, y: u16, pixels: &Pixels<S>);
fn pixel(&mut self, x: u16, y: u16, pixel: Pixel<S>);
fn pixel_at_index(&mut self, index: usize, pixel: Pixel<S>);
}