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global: snapshot

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nym21
2026-03-26 20:23:09 +01:00
parent 18bb4186a8
commit 259960b80b
9 changed files with 136 additions and 203 deletions
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72
website/scripts/chart/legend.js
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@@ -1,20 +1,52 @@
import { createLabeledInput, createSpanName } from "../utils/dom.js";
import { stringToId } from "../utils/format.js";
/** @param {HTMLElement} el */
function captureScroll(el) {
el.addEventListener("wheel", (e) => e.stopPropagation(), { passive: true });
el.addEventListener("touchstart", (e) => e.stopPropagation(), { passive: true });
el.addEventListener("touchmove", (e) => e.stopPropagation(), { passive: true });
}
/**
* Creates a `<legend>` with a scrollable `<div>`.
* Call `setPrefix(el)` to insert a prefix element followed by a `|` separator.
* Append further content to `scroller`.
*/
export function createLegend() {
const element = window.document.createElement("legend");
const scroller = window.document.createElement("div");
const items = window.document.createElement("div");
scroller.append(items);
const element = /** @type {HTMLLegendElement} */ (
window.document.createElement("legend")
);
const scroller = /** @type {HTMLDivElement} */ (
window.document.createElement("div")
);
element.append(scroller);
captureScroll(scroller);
/** @param {HTMLElement} el */
function captureScroll(el) {
el.addEventListener("wheel", (e) => e.stopPropagation(), { passive: true });
el.addEventListener("touchstart", (e) => e.stopPropagation(), { passive: true });
el.addEventListener("touchmove", (e) => e.stopPropagation(), { passive: true });
}
const separator = window.document.createElement("span");
separator.textContent = "|";
captureScroll(separator);
return {
element,
scroller,
/** @param {HTMLElement} el */
setPrefix(el) {
const prev = separator.previousSibling;
if (prev) {
prev.replaceWith(el);
} else {
scroller.prepend(el, separator);
}
captureScroll(el);
},
};
}
export function createSeriesLegend() {
const legend = createLegend();
const items = window.document.createElement("div");
legend.scroller.append(items);
captureScroll(items);
/** @type {AnySeries | null} */
@@ -37,24 +69,10 @@ export function createLegend() {
/** @type {HTMLElement[]} */
const legends = [];
/** @type {HTMLElement | null} */
let prefix = null;
const separator = window.document.createElement("span");
separator.textContent = "|";
captureScroll(separator);
return {
element,
/**
* @param {HTMLElement} el
*/
setPrefix(el) {
if (prefix) prefix.replaceWith(el);
else scroller.insertBefore(el, items);
prefix = el;
captureScroll(el);
el.after(separator);
},
element: legend.element,
setPrefix: legend.setPrefix,
/**
* @param {Object} args
* @param {AnySeries} args.series