forked from nonsensical-dev/zenyx-engine
72 lines
2.3 KiB
Rust
72 lines
2.3 KiB
Rust
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use std::sync::Arc;
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use ctx::WgpuCtx;
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use winit::application::ApplicationHandler;
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use winit::event::WindowEvent;
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use log::{debug,trace};
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use winit::event_loop::{ActiveEventLoop, EventLoop};
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use winit::event_loop::ControlFlow;
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use winit::window::{Window, WindowId};
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pub mod ctx;
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#[derive(Default)]
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pub struct App<'window> {
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window: Option<Arc<Window>>,
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ctx: Option<WgpuCtx<'window>>,
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}
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impl ApplicationHandler for App<'_> {
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fn resumed(&mut self, event_loop: &ActiveEventLoop) {
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if self.window.is_none() {
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let win_attr = Window::default_attributes().with_title("Zenyx");
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let window = Arc::new(event_loop
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.create_window(win_attr)
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.expect("create window err."));
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self.window = Some(window.clone());
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let wgpu_ctx = WgpuCtx::new_blocking(window.clone()).unwrap();
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self.ctx = Some(wgpu_ctx)
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}
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}
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fn window_event(
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&mut self,
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event_loop: &ActiveEventLoop,
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_window_id: WindowId,
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event: WindowEvent,
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) {
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match event {
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WindowEvent::CloseRequested => {
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event_loop.exit();
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debug!("Window closed, exiting");
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std::process::exit(0)
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}
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WindowEvent::RedrawRequested => {
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if let Some(ctx) = &mut self.ctx {
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ctx.draw();
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}
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if let Some(window) = &self.window {
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window.request_redraw();
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}
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}
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WindowEvent::Resized(size) => {
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if let (Some(wgpu_ctx),Some(window)) = (&mut self.ctx, &self.window) {
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wgpu_ctx.resize(size.into());
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window.request_redraw();
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let size_str: String = size.height.to_string() + "x" + &size.width.to_string();
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//self.window.as_ref().unwrap().set_title(&format!("you reszed the window to {size_str}"));
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debug!("Window resized to {:?}", size_str);
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}
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}
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_ => trace!("Unhandled window event"),
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}
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}
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}
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pub fn init_renderer(event_loop: EventLoop<()>) {
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event_loop.set_control_flow(ControlFlow::Poll);
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let mut app = App::default();
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event_loop.run_app(&mut app).unwrap();
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}
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