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29 lines
771 B
JavaScript
29 lines
771 B
JavaScript
import "../selection/select";
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import "transition";
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d3_transitionPrototype.select = function(selector) {
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var id = this.id,
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ns = this.namespace,
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subgroups = [],
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subgroup,
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subnode,
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node;
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selector = d3_selection_selector(selector);
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for (var j = -1, m = this.length; ++j < m;) {
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subgroups.push(subgroup = []);
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for (var group = this[j], i = -1, n = group.length; ++i < n;) {
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if ((node = group[i]) && (subnode = selector.call(node, node.__data__, i, j))) {
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if ("__data__" in node) subnode.__data__ = node.__data__;
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d3_transitionNode(subnode, i, ns, id, node[ns][id]);
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subgroup.push(subnode);
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} else {
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subgroup.push(null);
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}
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}
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}
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return d3_transition(subgroups, ns, id);
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};
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