Graphite/website/other/bezier-rs-demos/src/main.ts

99 lines
4.2 KiB
TypeScript

import { default as init } from "@/../wasm/pkg";
import BezierDemo from "@/components/BezierDemo";
import BezierDemoPane from "@/components/BezierDemoPane";
import SubpathDemo from "@/components/SubpathDemo";
import SubpathDemoPane from "@/components/SubpathDemoPane";
import type { BezierFeatureKey } from "@/features/bezier-features";
import bezierFeatures from "@/features/bezier-features";
import type { SubpathFeatureKey } from "@/features/subpath-features";
import subpathFeatures from "@/features/subpath-features";
(async () => {
await init();
window.customElements.define("bezier-demo", BezierDemo);
window.customElements.define("bezier-demo-pane", BezierDemoPane);
window.customElements.define("subpath-demo", SubpathDemo);
window.customElements.define("subpath-demo-pane", SubpathDemoPane);
window.addEventListener("hashchange", (e: Event) => {
const hashChangeEvent = e as HashChangeEvent;
const isOldHashSolo = isUrlSolo(hashChangeEvent.oldURL);
const isNewHashSolo = isUrlSolo(hashChangeEvent.newURL);
const target = document.getElementById(window.location.hash.substring(1));
// Determine whether the page needs to recompute which examples to show
if (!target || isOldHashSolo !== isNewHashSolo) {
renderExamples();
}
});
renderExamples();
})();
function renderBezierPane(featureName: BezierFeatureKey, container?: HTMLElement) {
const feature = bezierFeatures[featureName];
const demo = document.createElement("bezier-demo-pane");
demo.setAttribute("name", featureName);
demo.setAttribute("demoOptions", JSON.stringify(feature.demoOptions || {}));
demo.setAttribute("triggerOnMouseMove", String(feature.triggerOnMouseMove));
container?.append(demo);
}
function renderSubpathPane(featureName: SubpathFeatureKey, container?: HTMLElement) {
const feature = subpathFeatures[featureName];
const demo = document.createElement("subpath-demo-pane");
demo.setAttribute("name", featureName);
demo.setAttribute("inputOptions", JSON.stringify(feature.inputOptions || []));
demo.setAttribute("triggerOnMouseMove", String(feature.triggerOnMouseMove));
container?.append(demo);
}
function isUrlSolo(url: string): boolean {
const hash = url.split("#")?.[1];
const splitHash = hash?.split("/");
return splitHash?.length === 3 && splitHash?.[2] === "solo";
}
function renderExamples() {
const hash = window.location.hash;
const splitHash = hash.split("/");
// Determine which examples to render based on hash
if (splitHash[0] === "#bezier" && splitHash[1] in bezierFeatures && splitHash[2] === "solo") {
window.document.body.innerHTML = `<div id="bezier-demos"></div>`;
renderBezierPane(splitHash[1] as BezierFeatureKey, document.getElementById("bezier-demos") || undefined);
} else if (splitHash[0] === "#subpath" && splitHash[1] in subpathFeatures && splitHash[2] === "solo") {
window.document.body.innerHTML = `<div id="subpath-demos"></div>`;
renderSubpathPane(splitHash[1] as SubpathFeatureKey, document.getElementById("subpath-demos") || undefined);
} else {
window.document.body.innerHTML = `
<h1 class="website-header">Bezier-rs Interactive Documentation</h1>
<p class="website-description">
This is the interactive documentation for the <a href="https://crates.io/crates/bezier-rs"><b>Bezier-rs</b></a> library. View the
<a href="https://docs.rs/bezier-rs/latest/bezier_rs">crate documentation</a>
for detailed function descriptions and API usage. Click and drag on the endpoints of the demo curves to visualize the various Bezier utilities and functions.
</p>
<h2 class="class-header">Beziers</h2>
<div id="bezier-demos"></div>
<h2 class="class-header">Subpaths</h2>
<div id="subpath-demos"></div>
`.trim();
const bezierDemos = document.getElementById("bezier-demos") || undefined;
const subpathDemos = document.getElementById("subpath-demos") || undefined;
(Object.keys(bezierFeatures) as BezierFeatureKey[]).forEach((feature) => renderBezierPane(feature, bezierDemos));
(Object.keys(subpathFeatures) as SubpathFeatureKey[]).forEach((feature) => renderSubpathPane(feature, subpathDemos));
}
// Scroll to specified hash if it exists
if (hash) {
const target = document.getElementById(hash.substring(1));
if (target) {
target.scrollIntoView();
}
}
}