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Last change
on this file since e4c61dd was e4c61dd, checked in by istevanoska <ilinastevanoska@…>, 5 months ago |
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Prototype 1.1
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-
Property mode
set to
100644
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File size:
659 bytes
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| 1 | import {Selection} from "./index.js";
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| 2 | import selector from "../selector.js";
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| 3 |
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| 4 | export default function(select) {
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| 5 | if (typeof select !== "function") select = selector(select);
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| 6 |
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| 7 | for (var groups = this._groups, m = groups.length, subgroups = new Array(m), j = 0; j < m; ++j) {
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| 8 | for (var group = groups[j], n = group.length, subgroup = subgroups[j] = new Array(n), node, subnode, i = 0; i < n; ++i) {
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| 9 | if ((node = group[i]) && (subnode = select.call(node, node.__data__, i, group))) {
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| 10 | if ("__data__" in node) subnode.__data__ = node.__data__;
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| 11 | subgroup[i] = subnode;
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| 12 | }
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| 13 | }
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| 14 | }
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| 15 |
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| 16 | return new Selection(subgroups, this._parents);
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| 17 | }
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