winit-sonoma-fix/examples/touchpad_gestures.rs
Kirill Chibisov 793c535b01
Revert "Propagate error from EventLoop creation" (#3010)
This reverts commit ed26dd58fd.
The patched was merged with a review by accident.
2023-08-06 06:07:01 +04:00

52 lines
1.6 KiB
Rust

use simple_logger::SimpleLogger;
use winit::{
event::{Event, WindowEvent},
event_loop::{ControlFlow, EventLoop},
window::WindowBuilder,
};
#[path = "util/fill.rs"]
mod fill;
fn main() -> Result<(), impl std::error::Error> {
SimpleLogger::new().init().unwrap();
let event_loop = EventLoop::new();
let window = WindowBuilder::new()
.with_title("Touchpad gestures")
.build(&event_loop)
.unwrap();
println!("Only supported on macOS at the moment.");
event_loop.run(move |event, _, control_flow| {
*control_flow = ControlFlow::Wait;
if let Event::WindowEvent { event, .. } = event {
match event {
WindowEvent::CloseRequested => *control_flow = ControlFlow::Exit,
WindowEvent::TouchpadMagnify { delta, .. } => {
if delta > 0.0 {
println!("Zoomed in {delta}");
} else {
println!("Zoomed out {delta}");
}
}
WindowEvent::SmartMagnify { .. } => {
println!("Smart zoom");
}
WindowEvent::TouchpadRotate { delta, .. } => {
if delta > 0.0 {
println!("Rotated counterclockwise {delta}");
} else {
println!("Rotated clockwise {delta}");
}
}
_ => (),
}
} else if let Event::RedrawRequested(_) = event {
fill::fill_window(&window);
}
})
}