27 lines
889 B
JavaScript
27 lines
889 B
JavaScript
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import {selectorAll} from "d3-selection";
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import {Transition} from "./index.js";
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import schedule, {get} from "./schedule.js";
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export default function(select) {
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var name = this._name,
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id = this._id;
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if (typeof select !== "function") select = selectorAll(select);
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for (var groups = this._groups, m = groups.length, subgroups = [], parents = [], j = 0; j < m; ++j) {
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for (var group = groups[j], n = group.length, node, i = 0; i < n; ++i) {
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if (node = group[i]) {
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for (var children = select.call(node, node.__data__, i, group), child, inherit = get(node, id), k = 0, l = children.length; k < l; ++k) {
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if (child = children[k]) {
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schedule(child, name, id, k, children, inherit);
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}
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}
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subgroups.push(children);
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parents.push(node);
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}
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}
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}
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return new Transition(subgroups, parents, name, id);
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}
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