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fix(network): ensure consistent node positions by storing and reusing seed

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This commit is contained in:
Sergey Krashevich
2024-06-16 15:22:33 +03:00
parent cb44d5431a
commit d8aed552bc
1 changed files with 6 additions and 5 deletions
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11
www/network.html
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@@ -31,13 +31,11 @@
let network;
let nodes = new vis.DataSet();
let edges = new vis.DataSet();
let seed = "";
/* global vis */
window.addEventListener('load', () => {
const url = new URL('api/streams.dot' + location.search, location.href);
const options = {
layout: {
randomSeed: "0.4597730541017021:1718519934576"
},
edges: {
font: { align: 'middle' },
smooth: false,
@@ -66,16 +64,19 @@
edges = new vis.DataSet(data.edges);
network = new vis.Network(container, { nodes, edges }, options);
network.storePositions();
seed = network.getSeed();
} else {
const positions = network.getPositions();
const viewState = network.getViewPosition();
const scale = network.getScale();
network.setOptions({layout: {
randomSeed: seed
}})
network.setData(data);
for (const nodeId in positions) {
if (positions.hasOwnProperty(nodeId)) {
network.moveNode(nodeId, positions[nodeId].x, positions[nodeId].y);
network.moveNode(nodeId, Math.floor(positions[nodeId].x), Math.floor(positions[nodeId].y));
}
}