eca5e6a4d2
* Update to Rust 1.65 Because then you can use dynamic linking on Linux * Fix a bunch of clippy lints * Update changelogs * More clippy fixes
80 lines
2.2 KiB
Rust
80 lines
2.2 KiB
Rust
//! Demo app for egui
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#![allow(clippy::missing_errors_doc)]
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mod apps;
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mod backend_panel;
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pub(crate) mod frame_history;
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mod wrap_app;
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#[cfg(target_arch = "wasm32")]
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use eframe::web::AppRunnerRef;
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pub use wrap_app::WrapApp;
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/// Time of day as seconds since midnight. Used for clock in demo app.
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pub(crate) fn seconds_since_midnight() -> f64 {
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use chrono::Timelike;
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let time = chrono::Local::now().time();
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time.num_seconds_from_midnight() as f64 + 1e-9 * (time.nanosecond() as f64)
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}
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// ----------------------------------------------------------------------------
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#[cfg(target_arch = "wasm32")]
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use eframe::wasm_bindgen::{self, prelude::*};
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#[cfg(target_arch = "wasm32")]
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#[wasm_bindgen]
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pub struct WebHandle {
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handle: AppRunnerRef,
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}
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#[cfg(target_arch = "wasm32")]
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#[wasm_bindgen]
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impl WebHandle {
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#[wasm_bindgen]
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pub fn stop_web(&self) -> Result<(), wasm_bindgen::JsValue> {
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let mut app = self.handle.lock();
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app.destroy()
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}
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#[wasm_bindgen]
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pub fn set_some_content_from_javasript(&mut self, _some_data: &str) {
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let _app = self.handle.lock().app_mut::<WrapApp>();
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// _app.data = some_data;
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}
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}
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#[cfg(target_arch = "wasm32")]
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#[wasm_bindgen]
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pub fn init_wasm_hooks() {
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// Make sure panics are logged using `console.error`.
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console_error_panic_hook::set_once();
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// Redirect tracing to console.log and friends:
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tracing_wasm::set_as_global_default();
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}
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#[cfg(target_arch = "wasm32")]
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#[wasm_bindgen]
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pub async fn start_separate(canvas_id: &str) -> Result<WebHandle, wasm_bindgen::JsValue> {
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let web_options = eframe::WebOptions::default();
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eframe::start_web(
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canvas_id,
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web_options,
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Box::new(|cc| Box::new(WrapApp::new(cc))),
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)
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.await
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.map(|handle| WebHandle { handle })
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}
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/// This is the entry-point for all the web-assembly.
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/// This is called once from the HTML.
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/// It loads the app, installs some callbacks, then returns.
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/// You can add more callbacks like this if you want to call in to your code.
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#[cfg(target_arch = "wasm32")]
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#[wasm_bindgen]
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pub async fn start(canvas_id: &str) -> Result<WebHandle, wasm_bindgen::JsValue> {
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init_wasm_hooks();
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start_separate(canvas_id).await
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}
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