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// https://d3js.org/d3-selection/ Version 1.3.0. Copyright 2018 Mike Bostock.
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(function (global, factory) {
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typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :
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typeof define === 'function' && define.amd ? define(['exports'], factory) :
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(factory((global.d3 = global.d3 || {})));
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}(this, (function (exports) { 'use strict';
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var xhtml = "http://www.w3.org/1999/xhtml";
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var namespaces = {
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svg: "http://www.w3.org/2000/svg",
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xhtml: xhtml,
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xlink: "http://www.w3.org/1999/xlink",
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xml: "http://www.w3.org/XML/1998/namespace",
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xmlns: "http://www.w3.org/2000/xmlns/"
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};
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function namespace(name) {
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var prefix = name += "", i = prefix.indexOf(":");
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if (i >= 0 && (prefix = name.slice(0, i)) !== "xmlns") name = name.slice(i + 1);
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return namespaces.hasOwnProperty(prefix) ? {space: namespaces[prefix], local: name} : name;
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}
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function creatorInherit(name) {
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return function() {
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var document = this.ownerDocument,
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uri = this.namespaceURI;
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return uri === xhtml && document.documentElement.namespaceURI === xhtml
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? document.createElement(name)
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: document.createElementNS(uri, name);
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};
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}
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function creatorFixed(fullname) {
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return function() {
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return this.ownerDocument.createElementNS(fullname.space, fullname.local);
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};
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}
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function creator(name) {
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var fullname = namespace(name);
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return (fullname.local
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? creatorFixed
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: creatorInherit)(fullname);
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}
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function none() {}
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function selector(selector) {
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return selector == null ? none : function() {
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return this.querySelector(selector);
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};
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}
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function selection_select(select) {
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if (typeof select !== "function") select = selector(select);
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for (var groups = this._groups, m = groups.length, subgroups = new Array(m), j = 0; j < m; ++j) {
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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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if ((node = group[i]) && (subnode = select.call(node, node.__data__, i, group))) {
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if ("__data__" in node) subnode.__data__ = node.__data__;
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subgroup[i] = subnode;
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}
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}
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}
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return new Selection(subgroups, this._parents);
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}
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function empty() {
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return [];
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}
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function selectorAll(selector) {
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return selector == null ? empty : function() {
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return this.querySelectorAll(selector);
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};
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}
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function selection_selectAll(select) {
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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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subgroups.push(select.call(node, node.__data__, i, group));
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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 Selection(subgroups, parents);
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}
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var matcher = function(selector) {
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return function() {
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return this.matches(selector);
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};
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};
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if (typeof document !== "undefined") {
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var element = document.documentElement;
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if (!element.matches) {
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var vendorMatches = element.webkitMatchesSelector
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|| element.msMatchesSelector
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|| element.mozMatchesSelector
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|| element.oMatchesSelector;
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matcher = function(selector) {
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return function() {
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return vendorMatches.call(this, selector);
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};
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};
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}
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}
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var matcher$1 = matcher;
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function selection_filter(match) {
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if (typeof match !== "function") match = matcher$1(match);
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for (var groups = this._groups, m = groups.length, subgroups = new Array(m), j = 0; j < m; ++j) {
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for (var group = groups[j], n = group.length, subgroup = subgroups[j] = [], node, i = 0; i < n; ++i) {
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if ((node = group[i]) && match.call(node, node.__data__, i, group)) {
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subgroup.push(node);
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}
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}
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}
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return new Selection(subgroups, this._parents);
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}
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function sparse(update) {
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return new Array(update.length);
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}
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function selection_enter() {
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return new Selection(this._enter || this._groups.map(sparse), this._parents);
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}
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function EnterNode(parent, datum) {
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this.ownerDocument = parent.ownerDocument;
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this.namespaceURI = parent.namespaceURI;
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this._next = null;
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this._parent = parent;
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this.__data__ = datum;
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}
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EnterNode.prototype = {
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constructor: EnterNode,
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appendChild: function(child) { return this._parent.insertBefore(child, this._next); },
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insertBefore: function(child, next) { return this._parent.insertBefore(child, next); },
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querySelector: function(selector) { return this._parent.querySelector(selector); },
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querySelectorAll: function(selector) { return this._parent.querySelectorAll(selector); }
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};
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function constant(x) {
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return function() {
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return x;
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};
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}
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var keyPrefix = "$"; // Protect against keys like “__proto__”.
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function bindIndex(parent, group, enter, update, exit, data) {
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var i = 0,
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node,
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groupLength = group.length,
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dataLength = data.length;
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// Put any non-null nodes that fit into update.
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// Put any null nodes into enter.
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// Put any remaining data into enter.
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for (; i < dataLength; ++i) {
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if (node = group[i]) {
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node.__data__ = data[i];
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update[i] = node;
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} else {
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enter[i] = new EnterNode(parent, data[i]);
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}
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}
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// Put any non-null nodes that don’t fit into exit.
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for (; i < groupLength; ++i) {
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if (node = group[i]) {
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exit[i] = node;
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}
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}
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}
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function bindKey(parent, group, enter, update, exit, data, key) {
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var i,
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node,
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nodeByKeyValue = {},
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groupLength = group.length,
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dataLength = data.length,
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keyValues = new Array(groupLength),
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keyValue;
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// Compute the key for each node.
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// If multiple nodes have the same key, the duplicates are added to exit.
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for (i = 0; i < groupLength; ++i) {
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if (node = group[i]) {
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keyValues[i] = keyValue = keyPrefix + key.call(node, node.__data__, i, group);
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if (keyValue in nodeByKeyValue) {
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exit[i] = node;
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} else {
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nodeByKeyValue[keyValue] = node;
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}
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}
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}
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// Compute the key for each datum.
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// If there a node associated with this key, join and add it to update.
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// If there is not (or the key is a duplicate), add it to enter.
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for (i = 0; i < dataLength; ++i) {
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keyValue = keyPrefix + key.call(parent, data[i], i, data);
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if (node = nodeByKeyValue[keyValue]) {
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update[i] = node;
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node.__data__ = data[i];
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nodeByKeyValue[keyValue] = null;
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} else {
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enter[i] = new EnterNode(parent, data[i]);
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}
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}
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// Add any remaining nodes that were not bound to data to exit.
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for (i = 0; i < groupLength; ++i) {
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if ((node = group[i]) && (nodeByKeyValue[keyValues[i]] === node)) {
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exit[i] = node;
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}
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}
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}
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function selection_data(value, key) {
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if (!value) {
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data = new Array(this.size()), j = -1;
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this.each(function(d) { data[++j] = d; });
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return data;
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}
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var bind = key ? bindKey : bindIndex,
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parents = this._parents,
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groups = this._groups;
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if (typeof value !== "function") value = constant(value);
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for (var m = groups.length, update = new Array(m), enter = new Array(m), exit = new Array(m), j = 0; j < m; ++j) {
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var parent = parents[j],
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group = groups[j],
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groupLength = group.length,
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data = value.call(parent, parent && parent.__data__, j, parents),
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dataLength = data.length,
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enterGroup = enter[j] = new Array(dataLength),
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updateGroup = update[j] = new Array(dataLength),
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exitGroup = exit[j] = new Array(groupLength);
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bind(parent, group, enterGroup, updateGroup, exitGroup, data, key);
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// Now connect the enter nodes to their following update node, such that
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// appendChild can insert the materialized enter node before this node,
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// rather than at the end of the parent node.
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for (var i0 = 0, i1 = 0, previous, next; i0 < dataLength; ++i0) {
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if (previous = enterGroup[i0]) {
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if (i0 >= i1) i1 = i0 + 1;
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while (!(next = updateGroup[i1]) && ++i1 < dataLength);
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previous._next = next || null;
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}
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}
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}
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update = new Selection(update, parents);
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update._enter = enter;
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update._exit = exit;
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return update;
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}
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function selection_exit() {
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return new Selection(this._exit || this._groups.map(sparse), this._parents);
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}
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function selection_merge(selection$$1) {
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for (var groups0 = this._groups, groups1 = selection$$1._groups, m0 = groups0.length, m1 = groups1.length, m = Math.min(m0, m1), merges = new Array(m0), j = 0; j < m; ++j) {
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for (var group0 = groups0[j], group1 = groups1[j], n = group0.length, merge = merges[j] = new Array(n), node, i = 0; i < n; ++i) {
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if (node = group0[i] || group1[i]) {
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merge[i] = node;
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}
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}
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}
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for (; j < m0; ++j) {
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merges[j] = groups0[j];
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}
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return new Selection(merges, this._parents);
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}
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function selection_order() {
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for (var groups = this._groups, j = -1, m = groups.length; ++j < m;) {
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for (var group = groups[j], i = group.length - 1, next = group[i], node; --i >= 0;) {
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if (node = group[i]) {
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if (next && next !== node.nextSibling) next.parentNode.insertBefore(node, next);
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next = node;
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}
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}
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}
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return this;
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}
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function selection_sort(compare) {
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if (!compare) compare = ascending;
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function compareNode(a, b) {
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return a && b ? compare(a.__data__, b.__data__) : !a - !b;
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}
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for (var groups = this._groups, m = groups.length, sortgroups = new Array(m), j = 0; j < m; ++j) {
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for (var group = groups[j], n = group.length, sortgroup = sortgroups[j] = new Array(n), node, i = 0; i < n; ++i) {
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if (node = group[i]) {
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sortgroup[i] = node;
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}
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}
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sortgroup.sort(compareNode);
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}
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return new Selection(sortgroups, this._parents).order();
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}
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function ascending(a, b) {
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return a < b ? -1 : a > b ? 1 : a >= b ? 0 : NaN;
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}
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function selection_call() {
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var callback = arguments[0];
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arguments[0] = this;
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callback.apply(null, arguments);
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return this;
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}
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function selection_nodes() {
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var nodes = new Array(this.size()), i = -1;
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this.each(function() { nodes[++i] = this; });
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return nodes;
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}
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function selection_node() {
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for (var groups = this._groups, j = 0, m = groups.length; j < m; ++j) {
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for (var group = groups[j], i = 0, n = group.length; i < n; ++i) {
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var node = group[i];
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if (node) return node;
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}
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}
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return null;
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}
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function selection_size() {
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var size = 0;
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this.each(function() { ++size; });
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return size;
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}
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function selection_empty() {
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return !this.node();
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}
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function selection_each(callback) {
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for (var groups = this._groups, j = 0, m = groups.length; j < m; ++j) {
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for (var group = groups[j], i = 0, n = group.length, node; i < n; ++i) {
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if (node = group[i]) callback.call(node, node.__data__, i, group);
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}
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}
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return this;
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}
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function attrRemove(name) {
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return function() {
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this.removeAttribute(name);
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};
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}
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function attrRemoveNS(fullname) {
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return function() {
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this.removeAttributeNS(fullname.space, fullname.local);
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};
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}
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function attrConstant(name, value) {
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return function() {
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this.setAttribute(name, value);
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};
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}
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function attrConstantNS(fullname, value) {
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return function() {
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this.setAttributeNS(fullname.space, fullname.local, value);
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};
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}
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function attrFunction(name, value) {
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return function() {
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var v = value.apply(this, arguments);
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if (v == null) this.removeAttribute(name);
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else this.setAttribute(name, v);
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};
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}
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function attrFunctionNS(fullname, value) {
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return function() {
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var v = value.apply(this, arguments);
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if (v == null) this.removeAttributeNS(fullname.space, fullname.local);
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else this.setAttributeNS(fullname.space, fullname.local, v);
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};
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}
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function selection_attr(name, value) {
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var fullname = namespace(name);
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if (arguments.length < 2) {
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var node = this.node();
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return fullname.local
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? node.getAttributeNS(fullname.space, fullname.local)
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: node.getAttribute(fullname);
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}
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return this.each((value == null
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? (fullname.local ? attrRemoveNS : attrRemove) : (typeof value === "function"
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? (fullname.local ? attrFunctionNS : attrFunction)
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: (fullname.local ? attrConstantNS : attrConstant)))(fullname, value));
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}
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function defaultView(node) {
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return (node.ownerDocument && node.ownerDocument.defaultView) // node is a Node
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|| (node.document && node) // node is a Window
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|| node.defaultView; // node is a Document
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}
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function styleRemove(name) {
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return function() {
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this.style.removeProperty(name);
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};
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}
|
|
|
|
|
|
function styleConstant(name, value, priority) {
|
|
|
return function() {
|
|
|
this.style.setProperty(name, value, priority);
|
|
|
};
|
|
|
}
|
|
|
|
|
|
function styleFunction(name, value, priority) {
|
|
|
return function() {
|
|
|
var v = value.apply(this, arguments);
|
|
|
if (v == null) this.style.removeProperty(name);
|
|
|
else this.style.setProperty(name, v, priority);
|
|
|
};
|
|
|
}
|
|
|
|
|
|
function selection_style(name, value, priority) {
|
|
|
return arguments.length > 1
|
|
|
? this.each((value == null
|
|
|
? styleRemove : typeof value === "function"
|
|
|
? styleFunction
|
|
|
: styleConstant)(name, value, priority == null ? "" : priority))
|
|
|
: styleValue(this.node(), name);
|
|
|
}
|
|
|
|
|
|
function styleValue(node, name) {
|
|
|
return node.style.getPropertyValue(name)
|
|
|
|| defaultView(node).getComputedStyle(node, null).getPropertyValue(name);
|
|
|
}
|
|
|
|
|
|
function propertyRemove(name) {
|
|
|
return function() {
|
|
|
delete this[name];
|
|
|
};
|
|
|
}
|
|
|
|
|
|
function propertyConstant(name, value) {
|
|
|
return function() {
|
|
|
this[name] = value;
|
|
|
};
|
|
|
}
|
|
|
|
|
|
function propertyFunction(name, value) {
|
|
|
return function() {
|
|
|
var v = value.apply(this, arguments);
|
|
|
if (v == null) delete this[name];
|
|
|
else this[name] = v;
|
|
|
};
|
|
|
}
|
|
|
|
|
|
function selection_property(name, value) {
|
|
|
return arguments.length > 1
|
|
|
? this.each((value == null
|
|
|
? propertyRemove : typeof value === "function"
|
|
|
? propertyFunction
|
|
|
: propertyConstant)(name, value))
|
|
|
: this.node()[name];
|
|
|
}
|
|
|
|
|
|
function classArray(string) {
|
|
|
return string.trim().split(/^|\s+/);
|
|
|
}
|
|
|
|
|
|
function classList(node) {
|
|
|
return node.classList || new ClassList(node);
|
|
|
}
|
|
|
|
|
|
function ClassList(node) {
|
|
|
this._node = node;
|
|
|
this._names = classArray(node.getAttribute("class") || "");
|
|
|
}
|
|
|
|
|
|
ClassList.prototype = {
|
|
|
add: function(name) {
|
|
|
var i = this._names.indexOf(name);
|
|
|
if (i < 0) {
|
|
|
this._names.push(name);
|
|
|
this._node.setAttribute("class", this._names.join(" "));
|
|
|
}
|
|
|
},
|
|
|
remove: function(name) {
|
|
|
var i = this._names.indexOf(name);
|
|
|
if (i >= 0) {
|
|
|
this._names.splice(i, 1);
|
|
|
this._node.setAttribute("class", this._names.join(" "));
|
|
|
}
|
|
|
},
|
|
|
contains: function(name) {
|
|
|
return this._names.indexOf(name) >= 0;
|
|
|
}
|
|
|
};
|
|
|
|
|
|
function classedAdd(node, names) {
|
|
|
var list = classList(node), i = -1, n = names.length;
|
|
|
while (++i < n) list.add(names[i]);
|
|
|
}
|
|
|
|
|
|
function classedRemove(node, names) {
|
|
|
var list = classList(node), i = -1, n = names.length;
|
|
|
while (++i < n) list.remove(names[i]);
|
|
|
}
|
|
|
|
|
|
function classedTrue(names) {
|
|
|
return function() {
|
|
|
classedAdd(this, names);
|
|
|
};
|
|
|
}
|
|
|
|
|
|
function classedFalse(names) {
|
|
|
return function() {
|
|
|
classedRemove(this, names);
|
|
|
};
|
|
|
}
|
|
|
|
|
|
function classedFunction(names, value) {
|
|
|
return function() {
|
|
|
(value.apply(this, arguments) ? classedAdd : classedRemove)(this, names);
|
|
|
};
|
|
|
}
|
|
|
|
|
|
function selection_classed(name, value) {
|
|
|
var names = classArray(name + "");
|
|
|
|
|
|
if (arguments.length < 2) {
|
|
|
var list = classList(this.node()), i = -1, n = names.length;
|
|
|
while (++i < n) if (!list.contains(names[i])) return false;
|
|
|
return true;
|
|
|
}
|
|
|
|
|
|
return this.each((typeof value === "function"
|
|
|
? classedFunction : value
|
|
|
? classedTrue
|
|
|
: classedFalse)(names, value));
|
|
|
}
|
|
|
|
|
|
function textRemove() {
|
|
|
this.textContent = "";
|
|
|
}
|
|
|
|
|
|
function textConstant(value) {
|
|
|
return function() {
|
|
|
this.textContent = value;
|
|
|
};
|
|
|
}
|
|
|
|
|
|
function textFunction(value) {
|
|
|
return function() {
|
|
|
var v = value.apply(this, arguments);
|
|
|
this.textContent = v == null ? "" : v;
|
|
|
};
|
|
|
}
|
|
|
|
|
|
function selection_text(value) {
|
|
|
return arguments.length
|
|
|
? this.each(value == null
|
|
|
? textRemove : (typeof value === "function"
|
|
|
? textFunction
|
|
|
: textConstant)(value))
|
|
|
: this.node().textContent;
|
|
|
}
|
|
|
|
|
|
function htmlRemove() {
|
|
|
this.innerHTML = "";
|
|
|
}
|
|
|
|
|
|
function htmlConstant(value) {
|
|
|
return function() {
|
|
|
this.innerHTML = value;
|
|
|
};
|
|
|
}
|
|
|
|
|
|
function htmlFunction(value) {
|
|
|
return function() {
|
|
|
var v = value.apply(this, arguments);
|
|
|
this.innerHTML = v == null ? "" : v;
|
|
|
};
|
|
|
}
|
|
|
|
|
|
function selection_html(value) {
|
|
|
return arguments.length
|
|
|
? this.each(value == null
|
|
|
? htmlRemove : (typeof value === "function"
|
|
|
? htmlFunction
|
|
|
: htmlConstant)(value))
|
|
|
: this.node().innerHTML;
|
|
|
}
|
|
|
|
|
|
function raise() {
|
|
|
if (this.nextSibling) this.parentNode.appendChild(this);
|
|
|
}
|
|
|
|
|
|
function selection_raise() {
|
|
|
return this.each(raise);
|
|
|
}
|
|
|
|
|
|
function lower() {
|
|
|
if (this.previousSibling) this.parentNode.insertBefore(this, this.parentNode.firstChild);
|
|
|
}
|
|
|
|
|
|
function selection_lower() {
|
|
|
return this.each(lower);
|
|
|
}
|
|
|
|
|
|
function selection_append(name) {
|
|
|
var create = typeof name === "function" ? name : creator(name);
|
|
|
return this.select(function() {
|
|
|
return this.appendChild(create.apply(this, arguments));
|
|
|
});
|
|
|
}
|
|
|
|
|
|
function constantNull() {
|
|
|
return null;
|
|
|
}
|
|
|
|
|
|
function selection_insert(name, before) {
|
|
|
var create = typeof name === "function" ? name : creator(name),
|
|
|
select = before == null ? constantNull : typeof before === "function" ? before : selector(before);
|
|
|
return this.select(function() {
|
|
|
return this.insertBefore(create.apply(this, arguments), select.apply(this, arguments) || null);
|
|
|
});
|
|
|
}
|
|
|
|
|
|
function remove() {
|
|
|
var parent = this.parentNode;
|
|
|
if (parent) parent.removeChild(this);
|
|
|
}
|
|
|
|
|
|
function selection_remove() {
|
|
|
return this.each(remove);
|
|
|
}
|
|
|
|
|
|
function selection_cloneShallow() {
|
|
|
return this.parentNode.insertBefore(this.cloneNode(false), this.nextSibling);
|
|
|
}
|
|
|
|
|
|
function selection_cloneDeep() {
|
|
|
return this.parentNode.insertBefore(this.cloneNode(true), this.nextSibling);
|
|
|
}
|
|
|
|
|
|
function selection_clone(deep) {
|
|
|
return this.select(deep ? selection_cloneDeep : selection_cloneShallow);
|
|
|
}
|
|
|
|
|
|
function selection_datum(value) {
|
|
|
return arguments.length
|
|
|
? this.property("__data__", value)
|
|
|
: this.node().__data__;
|
|
|
}
|
|
|
|
|
|
var filterEvents = {};
|
|
|
|
|
|
exports.event = null;
|
|
|
|
|
|
if (typeof document !== "undefined") {
|
|
|
var element$1 = document.documentElement;
|
|
|
if (!("onmouseenter" in element$1)) {
|
|
|
filterEvents = {mouseenter: "mouseover", mouseleave: "mouseout"};
|
|
|
}
|
|
|
}
|
|
|
|
|
|
function filterContextListener(listener, index, group) {
|
|
|
listener = contextListener(listener, index, group);
|
|
|
return function(event) {
|
|
|
var related = event.relatedTarget;
|
|
|
if (!related || (related !== this && !(related.compareDocumentPosition(this) & 8))) {
|
|
|
listener.call(this, event);
|
|
|
}
|
|
|
};
|
|
|
}
|
|
|
|
|
|
function contextListener(listener, index, group) {
|
|
|
return function(event1) {
|
|
|
var event0 = exports.event; // Events can be reentrant (e.g., focus).
|
|
|
exports.event = event1;
|
|
|
try {
|
|
|
listener.call(this, this.__data__, index, group);
|
|
|
} finally {
|
|
|
exports.event = event0;
|
|
|
}
|
|
|
};
|
|
|
}
|
|
|
|
|
|
function parseTypenames(typenames) {
|
|
|
return typenames.trim().split(/^|\s+/).map(function(t) {
|
|
|
var name = "", i = t.indexOf(".");
|
|
|
if (i >= 0) name = t.slice(i + 1), t = t.slice(0, i);
|
|
|
return {type: t, name: name};
|
|
|
});
|
|
|
}
|
|
|
|
|
|
function onRemove(typename) {
|
|
|
return function() {
|
|
|
var on = this.__on;
|
|
|
if (!on) return;
|
|
|
for (var j = 0, i = -1, m = on.length, o; j < m; ++j) {
|
|
|
if (o = on[j], (!typename.type || o.type === typename.type) && o.name === typename.name) {
|
|
|
this.removeEventListener(o.type, o.listener, o.capture);
|
|
|
} else {
|
|
|
on[++i] = o;
|
|
|
}
|
|
|
}
|
|
|
if (++i) on.length = i;
|
|
|
else delete this.__on;
|
|
|
};
|
|
|
}
|
|
|
|
|
|
function onAdd(typename, value, capture) {
|
|
|
var wrap = filterEvents.hasOwnProperty(typename.type) ? filterContextListener : contextListener;
|
|
|
return function(d, i, group) {
|
|
|
var on = this.__on, o, listener = wrap(value, i, group);
|
|
|
if (on) for (var j = 0, m = on.length; j < m; ++j) {
|
|
|
if ((o = on[j]).type === typename.type && o.name === typename.name) {
|
|
|
this.removeEventListener(o.type, o.listener, o.capture);
|
|
|
this.addEventListener(o.type, o.listener = listener, o.capture = capture);
|
|
|
o.value = value;
|
|
|
return;
|
|
|
}
|
|
|
}
|
|
|
this.addEventListener(typename.type, listener, capture);
|
|
|
o = {type: typename.type, name: typename.name, value: value, listener: listener, capture: capture};
|
|
|
if (!on) this.__on = [o];
|
|
|
else on.push(o);
|
|
|
};
|
|
|
}
|
|
|
|
|
|
function selection_on(typename, value, capture) {
|
|
|
var typenames = parseTypenames(typename + ""), i, n = typenames.length, t;
|
|
|
|
|
|
if (arguments.length < 2) {
|
|
|
var on = this.node().__on;
|
|
|
if (on) for (var j = 0, m = on.length, o; j < m; ++j) {
|
|
|
for (i = 0, o = on[j]; i < n; ++i) {
|
|
|
if ((t = typenames[i]).type === o.type && t.name === o.name) {
|
|
|
return o.value;
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
return;
|
|
|
}
|
|
|
|
|
|
on = value ? onAdd : onRemove;
|
|
|
if (capture == null) capture = false;
|
|
|
for (i = 0; i < n; ++i) this.each(on(typenames[i], value, capture));
|
|
|
return this;
|
|
|
}
|
|
|
|
|
|
function customEvent(event1, listener, that, args) {
|
|
|
var event0 = exports.event;
|
|
|
event1.sourceEvent = exports.event;
|
|
|
exports.event = event1;
|
|
|
try {
|
|
|
return listener.apply(that, args);
|
|
|
} finally {
|
|
|
exports.event = event0;
|
|
|
}
|
|
|
}
|
|
|
|
|
|
function dispatchEvent(node, type, params) {
|
|
|
var window = defaultView(node),
|
|
|
event = window.CustomEvent;
|
|
|
|
|
|
if (typeof event === "function") {
|
|
|
event = new event(type, params);
|
|
|
} else {
|
|
|
event = window.document.createEvent("Event");
|
|
|
if (params) event.initEvent(type, params.bubbles, params.cancelable), event.detail = params.detail;
|
|
|
else event.initEvent(type, false, false);
|
|
|
}
|
|
|
|
|
|
node.dispatchEvent(event);
|
|
|
}
|
|
|
|
|
|
function dispatchConstant(type, params) {
|
|
|
return function() {
|
|
|
return dispatchEvent(this, type, params);
|
|
|
};
|
|
|
}
|
|
|
|
|
|
function dispatchFunction(type, params) {
|
|
|
return function() {
|
|
|
return dispatchEvent(this, type, params.apply(this, arguments));
|
|
|
};
|
|
|
}
|
|
|
|
|
|
function selection_dispatch(type, params) {
|
|
|
return this.each((typeof params === "function"
|
|
|
? dispatchFunction
|
|
|
: dispatchConstant)(type, params));
|
|
|
}
|
|
|
|
|
|
var root = [null];
|
|
|
|
|
|
function Selection(groups, parents) {
|
|
|
this._groups = groups;
|
|
|
this._parents = parents;
|
|
|
}
|
|
|
|
|
|
function selection() {
|
|
|
return new Selection([[document.documentElement]], root);
|
|
|
}
|
|
|
|
|
|
Selection.prototype = selection.prototype = {
|
|
|
constructor: Selection,
|
|
|
select: selection_select,
|
|
|
selectAll: selection_selectAll,
|
|
|
filter: selection_filter,
|
|
|
data: selection_data,
|
|
|
enter: selection_enter,
|
|
|
exit: selection_exit,
|
|
|
merge: selection_merge,
|
|
|
order: selection_order,
|
|
|
sort: selection_sort,
|
|
|
call: selection_call,
|
|
|
nodes: selection_nodes,
|
|
|
node: selection_node,
|
|
|
size: selection_size,
|
|
|
empty: selection_empty,
|
|
|
each: selection_each,
|
|
|
attr: selection_attr,
|
|
|
style: selection_style,
|
|
|
property: selection_property,
|
|
|
classed: selection_classed,
|
|
|
text: selection_text,
|
|
|
html: selection_html,
|
|
|
raise: selection_raise,
|
|
|
lower: selection_lower,
|
|
|
append: selection_append,
|
|
|
insert: selection_insert,
|
|
|
remove: selection_remove,
|
|
|
clone: selection_clone,
|
|
|
datum: selection_datum,
|
|
|
on: selection_on,
|
|
|
dispatch: selection_dispatch
|
|
|
};
|
|
|
|
|
|
function select(selector) {
|
|
|
return typeof selector === "string"
|
|
|
? new Selection([[document.querySelector(selector)]], [document.documentElement])
|
|
|
: new Selection([[selector]], root);
|
|
|
}
|
|
|
|
|
|
function create(name) {
|
|
|
return select(creator(name).call(document.documentElement));
|
|
|
}
|
|
|
|
|
|
var nextId = 0;
|
|
|
|
|
|
function local() {
|
|
|
return new Local;
|
|
|
}
|
|
|
|
|
|
function Local() {
|
|
|
this._ = "@" + (++nextId).toString(36);
|
|
|
}
|
|
|
|
|
|
Local.prototype = local.prototype = {
|
|
|
constructor: Local,
|
|
|
get: function(node) {
|
|
|
var id = this._;
|
|
|
while (!(id in node)) if (!(node = node.parentNode)) return;
|
|
|
return node[id];
|
|
|
},
|
|
|
set: function(node, value) {
|
|
|
return node[this._] = value;
|
|
|
},
|
|
|
remove: function(node) {
|
|
|
return this._ in node && delete node[this._];
|
|
|
},
|
|
|
toString: function() {
|
|
|
return this._;
|
|
|
}
|
|
|
};
|
|
|
|
|
|
function sourceEvent() {
|
|
|
var current = exports.event, source;
|
|
|
while (source = current.sourceEvent) current = source;
|
|
|
return current;
|
|
|
}
|
|
|
|
|
|
function point(node, event) {
|
|
|
var svg = node.ownerSVGElement || node;
|
|
|
|
|
|
if (svg.createSVGPoint) {
|
|
|
var point = svg.createSVGPoint();
|
|
|
point.x = event.clientX, point.y = event.clientY;
|
|
|
point = point.matrixTransform(node.getScreenCTM().inverse());
|
|
|
return [point.x, point.y];
|
|
|
}
|
|
|
|
|
|
var rect = node.getBoundingClientRect();
|
|
|
return [event.clientX - rect.left - node.clientLeft, event.clientY - rect.top - node.clientTop];
|
|
|
}
|
|
|
|
|
|
function mouse(node) {
|
|
|
var event = sourceEvent();
|
|
|
if (event.changedTouches) event = event.changedTouches[0];
|
|
|
return point(node, event);
|
|
|
}
|
|
|
|
|
|
function selectAll(selector) {
|
|
|
return typeof selector === "string"
|
|
|
? new Selection([document.querySelectorAll(selector)], [document.documentElement])
|
|
|
: new Selection([selector == null ? [] : selector], root);
|
|
|
}
|
|
|
|
|
|
function touch(node, touches, identifier) {
|
|
|
if (arguments.length < 3) identifier = touches, touches = sourceEvent().changedTouches;
|
|
|
|
|
|
for (var i = 0, n = touches ? touches.length : 0, touch; i < n; ++i) {
|
|
|
if ((touch = touches[i]).identifier === identifier) {
|
|
|
return point(node, touch);
|
|
|
}
|
|
|
}
|
|
|
|
|
|
return null;
|
|
|
}
|
|
|
|
|
|
function touches(node, touches) {
|
|
|
if (touches == null) touches = sourceEvent().touches;
|
|
|
|
|
|
for (var i = 0, n = touches ? touches.length : 0, points = new Array(n); i < n; ++i) {
|
|
|
points[i] = point(node, touches[i]);
|
|
|
}
|
|
|
|
|
|
return points;
|
|
|
}
|
|
|
|
|
|
exports.create = create;
|
|
|
exports.creator = creator;
|
|
|
exports.local = local;
|
|
|
exports.matcher = matcher$1;
|
|
|
exports.mouse = mouse;
|
|
|
exports.namespace = namespace;
|
|
|
exports.namespaces = namespaces;
|
|
|
exports.clientPoint = point;
|
|
|
exports.select = select;
|
|
|
exports.selectAll = selectAll;
|
|
|
exports.selection = selection;
|
|
|
exports.selector = selector;
|
|
|
exports.selectorAll = selectorAll;
|
|
|
exports.style = styleValue;
|
|
|
exports.touch = touch;
|
|
|
exports.touches = touches;
|
|
|
exports.window = defaultView;
|
|
|
exports.customEvent = customEvent;
|
|
|
|
|
|
Object.defineProperty(exports, '__esModule', { value: true });
|
|
|
|
|
|
})));
|
