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51 lines
1.3 KiB
Rust

use bevy::input::mouse::MouseMotion;
use games::*;
fn main() {
App::new()
.init_resource::<Thing>()
.add_plugins(BaseGamePlugin { camera: CameraType::Camera3d })
.add_systems(Startup, init_ui)
.add_systems(Update, (
sync_resource_to_ui::<Thing>.run_if(resource_changed::<Thing>),
update_foo.run_if(on_event::<MouseMotion>)
))
.run();
}
#[derive(Resource, Debug, Default)]
struct Thing(u8);
impl Display for Thing {
fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
write!(f, "{}", self.0)
}
}
fn init_ui(
mut commands: Commands
) {
commands.spawn((
Node {
align_self: AlignSelf::Start,
justify_self: JustifySelf::Center,
..default()
},
Text("Displays a sync'd resource tracking the number of mouse events (mod 256)".into()),
));
commands.spawn((Node {
align_self: AlignSelf::Center,
justify_self: JustifySelf::Center,
..default()
}, Text("Placeholder".into()), SyncResource::<Thing>::default()));
}
fn update_foo(
mut events: EventReader<MouseMotion>,
mut thing: ResMut<Thing>,
) {
events.read().for_each(|_| {
thing.0 = thing.0.overflowing_add(1).0;
});
}