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feat(hierarchy tree): sort by descendants

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Azgaar 2022-06-12 17:14:51 +03:00
parent f723bb4fba
commit e3ea5cd479
1 changed files with 9 additions and 1 deletions
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10
modules/dynamic/hierarchy-tree.js
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@ -200,8 +200,16 @@ const shapesMap = {
pentagon: "M0,-14l14,11l-6,14h-16l-6,-14Z"
};
const getSortIndex = node => {
const descendants = node.descendants();
const secondaryOrigins = descendants.map(({data}) => data.origins.slice(1)).flat();
if (secondaryOrigins.length === 0) return node.data.i;
return d3.mean(secondaryOrigins);
};
function renderTree(root, treeLayout) {
treeLayout(root);
treeLayout(root.sort((a, b) => getSortIndex(a) - getSortIndex(b)));
primaryLinks.selectAll("path").data(root.links()).enter().append("path").attr("d", getLinkPath);
secondaryLinks.selectAll("path").data(getSecondaryLinks(root)).enter().append("path").attr("d", getLinkPath);