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30 lines
769 B
Rust
30 lines
769 B
Rust
use wasm_bindgen::prelude::*;
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use wasm_bindgen::JsCast;
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pub mod drawing;
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use drawing::Point;
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#[wasm_bindgen(start)]
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pub fn start() {
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let document = web_sys::window().unwrap().document().unwrap();
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let canvas = document.get_element_by_id("canvas").unwrap();
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let canvas: web_sys::HtmlCanvasElement = canvas
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.dyn_into::<web_sys::HtmlCanvasElement>()
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.map_err(|_| ())
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.unwrap();
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let context = canvas
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.get_context("2d")
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.unwrap()
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.unwrap()
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.dyn_into::<web_sys::CanvasRenderingContext2d>()
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.unwrap();
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context.begin_path();
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drawing::draw_circle(Point(75.0, 75.0), 70.0, &context);
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drawing::draw_circle(Point(75.0, 75.0), 35.0, &context);
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drawing::draw_circle(Point(60.0, 65.0), 5.0, &context);
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context.stroke();
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}
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