62 lines
1.9 KiB
Rust
62 lines
1.9 KiB
Rust
use simple_logger::SimpleLogger;
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use winit::{
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event::{Event, WindowEvent},
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event_loop::EventLoop,
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window::Window,
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};
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#[path = "util/fill.rs"]
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mod fill;
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fn main() -> Result<(), impl std::error::Error> {
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SimpleLogger::new().init().unwrap();
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let event_loop = EventLoop::new().unwrap();
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let window = Window::builder()
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.with_title("Touchpad gestures")
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.build(&event_loop)
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.unwrap();
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#[cfg(target_os = "ios")]
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{
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use winit::platform::ios::WindowExtIOS;
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window.recognize_doubletap_gesture(true);
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window.recognize_pinch_gesture(true);
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window.recognize_rotation_gesture(true);
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}
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println!("Only supported on macOS/iOS at the moment.");
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let mut zoom = 0.0;
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let mut rotated = 0.0;
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event_loop.run(move |event, elwt| {
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if let Event::WindowEvent { event, .. } = event {
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match event {
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WindowEvent::CloseRequested => elwt.exit(),
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WindowEvent::PinchGesture { delta, .. } => {
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zoom += delta;
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if delta > 0.0 {
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println!("Zoomed in {delta:.5} (now: {zoom:.5})");
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} else {
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println!("Zoomed out {delta:.5} (now: {zoom:.5})");
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}
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}
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WindowEvent::DoubleTapGesture { .. } => {
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println!("Smart zoom");
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}
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WindowEvent::RotationGesture { delta, .. } => {
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rotated += delta;
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if delta > 0.0 {
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println!("Rotated counterclockwise {delta:.5} (now: {rotated:.5})");
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} else {
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println!("Rotated clockwise {delta:.5} (now: {rotated:.5})");
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}
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}
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WindowEvent::RedrawRequested => {
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fill::fill_window(&window);
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}
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_ => (),
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}
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}
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})
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}
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