hello/
hello.rs

1use std::path::{Path, PathBuf};
2
3use fennel_engine::{events, graphics::{self, Graphics}, resources::{loadable::Font, LoadableResource, ResourceManager}, EventHandler, Game};
4use sdl3::pixels::Color;
5use tokio::runtime::Handle;
6
7struct State {}
8
9#[async_trait::async_trait]
10impl EventHandler for State {
11    async fn update(&self, _game: &mut Game) -> anyhow::Result<()> {
12        Ok(())
13    }
14
15    async fn draw(&self, game: &mut Game) -> anyhow::Result<()> {
16        game.graphics.canvas.set_draw_color(Color::RGB(0, 0, 0));
17        game.graphics.canvas.clear();
18        game.graphics
19            .draw_image(
20                "examples/example.png".to_string(),
21                (0.0, 0.0),
22                &mut game.resource_manager,
23            )
24            .expect("failed to draw an image");
25        game.graphics.draw_text("hi".to_string(), (64.0, 64.0), "Terminus (TTF) 32".to_string(), Color::RGBA(255, 0, 0, 0), &mut game.resource_manager)?;
26        game.graphics.canvas.present();
27        Ok(())
28    }
29
30    fn key_down_event(
31        &self,
32        game: &mut Game,
33        _timestamp: u64,
34        _window_id: u32,
35        keycode: Option<sdl3::keyboard::Keycode>,
36        _scancode: Option<sdl3::keyboard::Scancode>,
37        _keymod: sdl3::keyboard::Mod,
38        _repeat: bool,
39        _which: u32,
40        _raw: u16,
41    ) -> anyhow::Result<()> {
42        println!("{:?}", keycode);
43        tokio::task::block_in_place(move || {
44            Handle::current().block_on(async move {
45                game.audio
46                    .play_audio(Path::new("examples/music.ogg"), false)
47                    .await
48                    .unwrap();
49            })
50        });
51        Ok(())
52    }
53}
54
55fn load_font(path: PathBuf, resource_manager: &mut ResourceManager, graphics: &mut Graphics, size: f32) {
56    let font = Font::load(path, graphics, Some(size));
57    resource_manager.cache_asset(font.unwrap()).unwrap();
58}
59
60#[tokio::main]
61async fn main() {
62    let graphics = graphics::Graphics::new(String::from("my cool game"), (500, 500));
63    let mut game = fennel_engine::Game::new(
64        String::from("my cool game"),
65        String::from("wiltshire"),
66        graphics.unwrap(),
67    );
68    load_font("examples/terminus.ttf".into(), &mut game.resource_manager, &mut game.graphics, 32.0);
69    events::run(&mut game, Box::new(State {})).await;
70}
hello/hello.rs

hello/
hello.rs
