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use crate::epd2in9::{DEFAULT_BACKGROUND_COLOR, HEIGHT, WIDTH};
use crate::graphics::{Display, DisplayRotation};
use crate::prelude::*;
use embedded_graphics::prelude::*;
pub struct Display2in9 {
buffer: [u8; WIDTH as usize * HEIGHT as usize / 8],
rotation: DisplayRotation,
}
impl Default for Display2in9 {
fn default() -> Self {
Display2in9 {
buffer: [DEFAULT_BACKGROUND_COLOR.get_byte_value();
WIDTH as usize * HEIGHT as usize / 8],
rotation: DisplayRotation::default(),
}
}
}
impl Drawing<Color> for Display2in9 {
fn draw<T>(&mut self, item_pixels: T)
where
T: Iterator<Item = Pixel<Color>>,
{
self.draw_helper(WIDTH, HEIGHT, item_pixels);
}
}
impl Display for Display2in9 {
fn buffer(&self) -> &[u8] {
&self.buffer
}
fn get_mut_buffer(&mut self) -> &mut [u8] {
&mut self.buffer
}
fn set_rotation(&mut self, rotation: DisplayRotation) {
self.rotation = rotation;
}
fn rotation(&self) -> DisplayRotation {
self.rotation
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn graphics_size() {
let display = Display2in9::default();
assert_eq!(display.buffer().len(), 4736);
}
#[test]
fn graphics_default() {
let display = Display2in9::default();
for &byte in display.buffer() {
assert_eq!(byte, DEFAULT_BACKGROUND_COLOR.get_byte_value());
}
}
}