Alexander Bocken
8a9b0f2248
Add a fullscreen toggle to the zoom controls using inline Lucide SVG icons (Maximize/X). Remove the 500ms transition on initial center so the chart starts focused on the root person immediately.
88 lines
2.5 KiB
JavaScript
88 lines
2.5 KiB
JavaScript
/**
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* Main chart orchestrator.
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*
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* Uses ELK for layout (Sugiyama / union-node pattern) and D3 for
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* SVG rendering with clean orthogonal bus-line connectors.
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*/
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import { computeElkLayout } from "./layout/elk-layout.js";
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import { createSvg, getCanvas } from "./chart/svg.js";
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import { initZoom, createZoomControls } from "./chart/zoom.js";
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import { renderPersonCard } from "./chart/box.js";
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import { hideTooltip } from "./chart/overlay.js";
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import { zoomIdentity } from "./d3.js";
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export default class Chart {
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constructor(containerSelector, data, baseUrl) {
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this.containerSelector = containerSelector;
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this.data = data;
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this.config = {
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cardWidth: 200,
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cardHeight: 80,
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horizontalSpacing: 30,
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verticalSpacing: 60,
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};
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this.baseUrl = baseUrl;
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}
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async render() {
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const ctr = this.containerSelector;
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const chartSelector = `${ctr} .full-diagram-chart`;
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const svg = createSvg(chartSelector);
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this.svg = svg;
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const zoomBehavior = initZoom(svg);
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this.zoomBehavior = zoomBehavior;
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svg.on("zoom.tooltip", () => hideTooltip());
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createZoomControls(ctr, svg, zoomBehavior);
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const canvas = getCanvas(svg);
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// Compute layout using ELK
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const layout = await computeElkLayout(
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this.data.persons,
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this.data.mainId,
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this.config
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);
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// Click handler
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const baseUrl = this.baseUrl;
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const onNodeClick = (data) => {
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hideTooltip();
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const url = baseUrl.replace("__XREF__", data.id);
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window.location.href = url;
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};
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// Draw connections first (behind cards)
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this.renderConnections(canvas, layout);
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// Draw person cards
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for (const person of layout.persons) {
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renderPersonCard(canvas, person, this.config, onNodeClick, ctr);
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}
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// Center on root
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this.centerOnRoot();
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}
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renderConnections(canvas, layout) {
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const linkGroup = canvas.append("g").attr("class", "edges");
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for (const conn of layout.connections) {
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linkGroup
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.append("path")
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.attr("class", conn.cssClass)
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.attr("d", conn.path);
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}
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}
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centerOnRoot() {
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const { width, height } = this.svg.node().getBoundingClientRect();
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this.svg.call(
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this.zoomBehavior.transform,
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zoomIdentity.translate(width / 2, height / 2)
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);
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}
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}
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