max/flood-rs
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trait

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0m.ax 2025-07-19 01:37:51 +02:00
parent 5ba778e894
commit ca1a207c99
1 changed files with 11 additions and 9 deletions
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20
src/main.rs
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@ -53,7 +53,7 @@ struct BouncingImage {
trait Drawable { trait Drawable {
// Associated function signature; `Self` refers to the implementor type. // Associated function signature; `Self` refers to the implementor type.
fn rate(&self) -> u32;
fn draw_and_move(&mut self, display: &mut Display); fn draw_and_move(&mut self, display: &mut Display);
fn draw_png(&mut self, display: &mut Display, x: i32, y: i32); fn draw_png(&mut self, display: &mut Display, x: i32, y: i32);
@ -88,7 +88,9 @@ impl BouncingImage {
} }
impl Drawable for BouncingImage { impl Drawable for BouncingImage {
fn rate(&self) -> u32 {
return self.rate;
}
/// Draws a PNG image at the given coordinates. /// Draws a PNG image at the given coordinates.
fn draw_png(&mut self, display: &mut Display, x: i32, y: i32) { fn draw_png(&mut self, display: &mut Display, x: i32, y: i32) {
@ -195,12 +197,12 @@ impl Display {
} }
fn main() { fn main() {
let mut images = vec![ let mut images:Vec<Box<dyn Drawable>> = vec![
BouncingImage::new("images/unicorn_cc.png", 13, -10, 1, -1, -1), Box::new(BouncingImage::new("images/unicorn_cc.png", 13, -10, 1, -1, -1)),
BouncingImage::new("images/windows_logo.png", -8, 3, 2, -1, -1), Box::new(BouncingImage::new("images/windows_logo.png", -8, 3, 2, -1, -1)),
BouncingImage::new("images/spade.png", 32, -12, 1, 0, 0), Box::new(BouncingImage::new("images/spade.png", 32, -12, 1, 0, 0)),
BouncingImage::new("images/dvdvideo.png", 20, 6, 5, 1000, 800), Box::new(BouncingImage::new("images/dvdvideo.png", 20, 6, 5, 1000, 800)),
BouncingImage::new("images/hackaday.png", 40, 18, 3, 500, 800), Box::new(BouncingImage::new("images/hackaday.png", 40, 18, 3, 500, 800)),
]; ];
let mut display = Display::new(DISPLAY_HOST, DISPLAY_PORT); let mut display = Display::new(DISPLAY_HOST, DISPLAY_PORT);
@ -210,7 +212,7 @@ fn main() {
loop { loop {
for (i, bb) in images.iter_mut().enumerate() { for (i, bb) in images.iter_mut().enumerate() {
if bb.rate > 0 && frame_counter % bb.rate != 0 { if bb.rate() > 0 && frame_counter % bb.rate() != 0 {
continue; continue;
} }
bb.draw_and_move(&mut display); bb.draw_and_move(&mut display);