4666 lines
126 KiB
JavaScript
4666 lines
126 KiB
JavaScript
var d3 = (function (exports) {
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'use strict';
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var noop = {value: function() {}};
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function dispatch() {
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for (var i = 0, n = arguments.length, _ = {}, t; i < n; ++i) {
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if (!(t = arguments[i] + "") || (t in _)) throw new Error("illegal type: " + t);
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_[t] = [];
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}
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return new Dispatch(_);
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}
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function Dispatch(_) {
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this._ = _;
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}
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function parseTypenames(typenames, types) {
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return typenames.trim().split(/^|\s+/).map(function(t) {
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var name = "", i = t.indexOf(".");
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if (i >= 0) name = t.slice(i + 1), t = t.slice(0, i);
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if (t && !types.hasOwnProperty(t)) throw new Error("unknown type: " + t);
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return {type: t, name: name};
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});
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}
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Dispatch.prototype = dispatch.prototype = {
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constructor: Dispatch,
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on: function(typename, callback) {
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var _ = this._,
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T = parseTypenames(typename + "", _),
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t,
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i = -1,
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n = T.length;
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// If no callback was specified, return the callback of the given type and name.
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if (arguments.length < 2) {
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while (++i < n) if ((t = (typename = T[i]).type) && (t = get(_[t], typename.name))) return t;
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return;
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}
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// If a type was specified, set the callback for the given type and name.
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// Otherwise, if a null callback was specified, remove callbacks of the given name.
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if (callback != null && typeof callback !== "function") throw new Error("invalid callback: " + callback);
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while (++i < n) {
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if (t = (typename = T[i]).type) _[t] = set(_[t], typename.name, callback);
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else if (callback == null) for (t in _) _[t] = set(_[t], typename.name, null);
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}
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return this;
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},
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copy: function() {
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var copy = {}, _ = this._;
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for (var t in _) copy[t] = _[t].slice();
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return new Dispatch(copy);
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},
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call: function(type, that) {
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if ((n = arguments.length - 2) > 0) for (var args = new Array(n), i = 0, n, t; i < n; ++i) args[i] = arguments[i + 2];
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if (!this._.hasOwnProperty(type)) throw new Error("unknown type: " + type);
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for (t = this._[type], i = 0, n = t.length; i < n; ++i) t[i].value.apply(that, args);
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},
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apply: function(type, that, args) {
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if (!this._.hasOwnProperty(type)) throw new Error("unknown type: " + type);
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for (var t = this._[type], i = 0, n = t.length; i < n; ++i) t[i].value.apply(that, args);
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}
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};
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function get(type, name) {
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for (var i = 0, n = type.length, c; i < n; ++i) {
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if ((c = type[i]).name === name) {
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return c.value;
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}
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}
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}
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function set(type, name, callback) {
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for (var i = 0, n = type.length; i < n; ++i) {
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if (type[i].name === name) {
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type[i] = noop, type = type.slice(0, i).concat(type.slice(i + 1));
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break;
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}
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}
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if (callback != null) type.push({name: name, value: callback});
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return type;
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}
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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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var namespace = function(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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var creator = function(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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var selector = function(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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var selection_select = function(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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var selectorAll = function(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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var selection_selectAll = function(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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var selection_filter = function(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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var sparse = function(update) {
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return new Array(update.length);
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};
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var selection_enter = function() {
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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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var constant = function(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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var selection_data = function(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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||
|
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// Now connect the enter nodes to their following update node, such that
|
||
// 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;
|
||
while (!(next = updateGroup[i1]) && ++i1 < dataLength);
|
||
previous._next = next || null;
|
||
}
|
||
}
|
||
}
|
||
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update = new Selection(update, parents);
|
||
update._enter = enter;
|
||
update._exit = exit;
|
||
return update;
|
||
};
|
||
|
||
var selection_exit = function() {
|
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return new Selection(this._exit || this._groups.map(sparse), this._parents);
|
||
};
|
||
|
||
var selection_merge = function(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) {
|
||
if (node = group0[i] || group1[i]) {
|
||
merge[i] = node;
|
||
}
|
||
}
|
||
}
|
||
|
||
for (; j < m0; ++j) {
|
||
merges[j] = groups0[j];
|
||
}
|
||
|
||
return new Selection(merges, this._parents);
|
||
};
|
||
|
||
var selection_order = function() {
|
||
|
||
for (var groups = this._groups, j = -1, m = groups.length; ++j < m;) {
|
||
for (var group = groups[j], i = group.length - 1, next = group[i], node; --i >= 0;) {
|
||
if (node = group[i]) {
|
||
if (next && next !== node.nextSibling) next.parentNode.insertBefore(node, next);
|
||
next = node;
|
||
}
|
||
}
|
||
}
|
||
|
||
return this;
|
||
};
|
||
|
||
var selection_sort = function(compare) {
|
||
if (!compare) compare = ascending;
|
||
|
||
function compareNode(a, b) {
|
||
return a && b ? compare(a.__data__, b.__data__) : !a - !b;
|
||
}
|
||
|
||
for (var groups = this._groups, m = groups.length, sortgroups = new Array(m), j = 0; j < m; ++j) {
|
||
for (var group = groups[j], n = group.length, sortgroup = sortgroups[j] = new Array(n), node, i = 0; i < n; ++i) {
|
||
if (node = group[i]) {
|
||
sortgroup[i] = node;
|
||
}
|
||
}
|
||
sortgroup.sort(compareNode);
|
||
}
|
||
|
||
return new Selection(sortgroups, this._parents).order();
|
||
};
|
||
|
||
function ascending(a, b) {
|
||
return a < b ? -1 : a > b ? 1 : a >= b ? 0 : NaN;
|
||
}
|
||
|
||
var selection_call = function() {
|
||
var callback = arguments[0];
|
||
arguments[0] = this;
|
||
callback.apply(null, arguments);
|
||
return this;
|
||
};
|
||
|
||
var selection_nodes = function() {
|
||
var nodes = new Array(this.size()), i = -1;
|
||
this.each(function() { nodes[++i] = this; });
|
||
return nodes;
|
||
};
|
||
|
||
var selection_node = function() {
|
||
|
||
for (var groups = this._groups, j = 0, m = groups.length; j < m; ++j) {
|
||
for (var group = groups[j], i = 0, n = group.length; i < n; ++i) {
|
||
var node = group[i];
|
||
if (node) return node;
|
||
}
|
||
}
|
||
|
||
return null;
|
||
};
|
||
|
||
var selection_size = function() {
|
||
var size = 0;
|
||
this.each(function() { ++size; });
|
||
return size;
|
||
};
|
||
|
||
var selection_empty = function() {
|
||
return !this.node();
|
||
};
|
||
|
||
var selection_each = function(callback) {
|
||
|
||
for (var groups = this._groups, j = 0, m = groups.length; j < m; ++j) {
|
||
for (var group = groups[j], i = 0, n = group.length, node; i < n; ++i) {
|
||
if (node = group[i]) callback.call(node, node.__data__, i, group);
|
||
}
|
||
}
|
||
|
||
return this;
|
||
};
|
||
|
||
function attrRemove(name) {
|
||
return function() {
|
||
this.removeAttribute(name);
|
||
};
|
||
}
|
||
|
||
function attrRemoveNS(fullname) {
|
||
return function() {
|
||
this.removeAttributeNS(fullname.space, fullname.local);
|
||
};
|
||
}
|
||
|
||
function attrConstant(name, value) {
|
||
return function() {
|
||
this.setAttribute(name, value);
|
||
};
|
||
}
|
||
|
||
function attrConstantNS(fullname, value) {
|
||
return function() {
|
||
this.setAttributeNS(fullname.space, fullname.local, value);
|
||
};
|
||
}
|
||
|
||
function attrFunction(name, value) {
|
||
return function() {
|
||
var v = value.apply(this, arguments);
|
||
if (v == null) this.removeAttribute(name);
|
||
else this.setAttribute(name, v);
|
||
};
|
||
}
|
||
|
||
function attrFunctionNS(fullname, value) {
|
||
return function() {
|
||
var v = value.apply(this, arguments);
|
||
if (v == null) this.removeAttributeNS(fullname.space, fullname.local);
|
||
else this.setAttributeNS(fullname.space, fullname.local, v);
|
||
};
|
||
}
|
||
|
||
var selection_attr = function(name, value) {
|
||
var fullname = namespace(name);
|
||
|
||
if (arguments.length < 2) {
|
||
var node = this.node();
|
||
return fullname.local
|
||
? node.getAttributeNS(fullname.space, fullname.local)
|
||
: node.getAttribute(fullname);
|
||
}
|
||
|
||
return this.each((value == null
|
||
? (fullname.local ? attrRemoveNS : attrRemove) : (typeof value === "function"
|
||
? (fullname.local ? attrFunctionNS : attrFunction)
|
||
: (fullname.local ? attrConstantNS : attrConstant)))(fullname, value));
|
||
};
|
||
|
||
var defaultView = function(node) {
|
||
return (node.ownerDocument && node.ownerDocument.defaultView) // node is a Node
|
||
|| (node.document && node) // node is a Window
|
||
|| node.defaultView; // node is a Document
|
||
};
|
||
|
||
function styleRemove(name) {
|
||
return function() {
|
||
this.style.removeProperty(name);
|
||
};
|
||
}
|
||
|
||
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);
|
||
};
|
||
}
|
||
|
||
var selection_style = function(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;
|
||
};
|
||
}
|
||
|
||
var selection_property = function(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);
|
||
};
|
||
}
|
||
|
||
var selection_classed = function(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;
|
||
};
|
||
}
|
||
|
||
var selection_text = function(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;
|
||
};
|
||
}
|
||
|
||
var selection_html = function(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);
|
||
}
|
||
|
||
var selection_raise = function() {
|
||
return this.each(raise);
|
||
};
|
||
|
||
function lower() {
|
||
if (this.previousSibling) this.parentNode.insertBefore(this, this.parentNode.firstChild);
|
||
}
|
||
|
||
var selection_lower = function() {
|
||
return this.each(lower);
|
||
};
|
||
|
||
var selection_append = function(name) {
|
||
var create = typeof name === "function" ? name : creator(name);
|
||
return this.select(function() {
|
||
return this.appendChild(create.apply(this, arguments));
|
||
});
|
||
};
|
||
|
||
function constantNull() {
|
||
return null;
|
||
}
|
||
|
||
var selection_insert = function(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);
|
||
}
|
||
|
||
var selection_remove = function() {
|
||
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);
|
||
}
|
||
|
||
var selection_clone = function(deep) {
|
||
return this.select(deep ? selection_cloneDeep : selection_cloneShallow);
|
||
};
|
||
|
||
var selection_datum = function(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$1(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);
|
||
};
|
||
}
|
||
|
||
var selection_on = function(typename, value, capture) {
|
||
var typenames = parseTypenames$1(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));
|
||
};
|
||
}
|
||
|
||
var selection_dispatch = function(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
|
||
};
|
||
|
||
var select = function(selector) {
|
||
return typeof selector === "string"
|
||
? new Selection([[document.querySelector(selector)]], [document.documentElement])
|
||
: new Selection([[selector]], root);
|
||
};
|
||
|
||
var create = function(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._;
|
||
}
|
||
};
|
||
|
||
var sourceEvent = function() {
|
||
var current = exports.event, source;
|
||
while (source = current.sourceEvent) current = source;
|
||
return current;
|
||
};
|
||
|
||
var point = function(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];
|
||
};
|
||
|
||
var mouse = function(node) {
|
||
var event = sourceEvent();
|
||
if (event.changedTouches) event = event.changedTouches[0];
|
||
return point(node, event);
|
||
};
|
||
|
||
var selectAll = function(selector) {
|
||
return typeof selector === "string"
|
||
? new Selection([document.querySelectorAll(selector)], [document.documentElement])
|
||
: new Selection([selector == null ? [] : selector], root);
|
||
};
|
||
|
||
var touch = function(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;
|
||
};
|
||
|
||
var touches = function(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;
|
||
};
|
||
|
||
function nopropagation() {
|
||
exports.event.stopImmediatePropagation();
|
||
}
|
||
|
||
var noevent = function() {
|
||
exports.event.preventDefault();
|
||
exports.event.stopImmediatePropagation();
|
||
};
|
||
|
||
var dragDisable = function(view) {
|
||
var root = view.document.documentElement,
|
||
selection = select(view).on("dragstart.drag", noevent, true);
|
||
if ("onselectstart" in root) {
|
||
selection.on("selectstart.drag", noevent, true);
|
||
} else {
|
||
root.__noselect = root.style.MozUserSelect;
|
||
root.style.MozUserSelect = "none";
|
||
}
|
||
};
|
||
|
||
function yesdrag(view, noclick) {
|
||
var root = view.document.documentElement,
|
||
selection = select(view).on("dragstart.drag", null);
|
||
if (noclick) {
|
||
selection.on("click.drag", noevent, true);
|
||
setTimeout(function() { selection.on("click.drag", null); }, 0);
|
||
}
|
||
if ("onselectstart" in root) {
|
||
selection.on("selectstart.drag", null);
|
||
} else {
|
||
root.style.MozUserSelect = root.__noselect;
|
||
delete root.__noselect;
|
||
}
|
||
}
|
||
|
||
var constant$1 = function(x) {
|
||
return function() {
|
||
return x;
|
||
};
|
||
};
|
||
|
||
function DragEvent(target, type, subject, id, active, x, y, dx, dy, dispatch) {
|
||
this.target = target;
|
||
this.type = type;
|
||
this.subject = subject;
|
||
this.identifier = id;
|
||
this.active = active;
|
||
this.x = x;
|
||
this.y = y;
|
||
this.dx = dx;
|
||
this.dy = dy;
|
||
this._ = dispatch;
|
||
}
|
||
|
||
DragEvent.prototype.on = function() {
|
||
var value = this._.on.apply(this._, arguments);
|
||
return value === this._ ? this : value;
|
||
};
|
||
|
||
// Ignore right-click, since that should open the context menu.
|
||
function defaultFilter() {
|
||
return !exports.event.button;
|
||
}
|
||
|
||
function defaultContainer() {
|
||
return this.parentNode;
|
||
}
|
||
|
||
function defaultSubject(d) {
|
||
return d == null ? {x: exports.event.x, y: exports.event.y} : d;
|
||
}
|
||
|
||
function defaultTouchable() {
|
||
return "ontouchstart" in this;
|
||
}
|
||
|
||
var drag = function() {
|
||
var filter = defaultFilter,
|
||
container = defaultContainer,
|
||
subject = defaultSubject,
|
||
touchable = defaultTouchable,
|
||
gestures = {},
|
||
listeners = dispatch("start", "drag", "end"),
|
||
active = 0,
|
||
mousedownx,
|
||
mousedowny,
|
||
mousemoving,
|
||
touchending,
|
||
clickDistance2 = 0;
|
||
|
||
function drag(selection) {
|
||
selection
|
||
.on("mousedown.drag", mousedowned)
|
||
.filter(touchable)
|
||
.on("touchstart.drag", touchstarted)
|
||
.on("touchmove.drag", touchmoved)
|
||
.on("touchend.drag touchcancel.drag", touchended)
|
||
.style("touch-action", "none")
|
||
.style("-webkit-tap-highlight-color", "rgba(0,0,0,0)");
|
||
}
|
||
|
||
function mousedowned() {
|
||
if (touchending || !filter.apply(this, arguments)) return;
|
||
var gesture = beforestart("mouse", container.apply(this, arguments), mouse, this, arguments);
|
||
if (!gesture) return;
|
||
select(exports.event.view).on("mousemove.drag", mousemoved, true).on("mouseup.drag", mouseupped, true);
|
||
dragDisable(exports.event.view);
|
||
nopropagation();
|
||
mousemoving = false;
|
||
mousedownx = exports.event.clientX;
|
||
mousedowny = exports.event.clientY;
|
||
gesture("start");
|
||
}
|
||
|
||
function mousemoved() {
|
||
noevent();
|
||
if (!mousemoving) {
|
||
var dx = exports.event.clientX - mousedownx, dy = exports.event.clientY - mousedowny;
|
||
mousemoving = dx * dx + dy * dy > clickDistance2;
|
||
}
|
||
gestures.mouse("drag");
|
||
}
|
||
|
||
function mouseupped() {
|
||
select(exports.event.view).on("mousemove.drag mouseup.drag", null);
|
||
yesdrag(exports.event.view, mousemoving);
|
||
noevent();
|
||
gestures.mouse("end");
|
||
}
|
||
|
||
function touchstarted() {
|
||
if (!filter.apply(this, arguments)) return;
|
||
var touches = exports.event.changedTouches,
|
||
c = container.apply(this, arguments),
|
||
n = touches.length, i, gesture;
|
||
|
||
for (i = 0; i < n; ++i) {
|
||
if (gesture = beforestart(touches[i].identifier, c, touch, this, arguments)) {
|
||
nopropagation();
|
||
gesture("start");
|
||
}
|
||
}
|
||
}
|
||
|
||
function touchmoved() {
|
||
var touches = exports.event.changedTouches,
|
||
n = touches.length, i, gesture;
|
||
|
||
for (i = 0; i < n; ++i) {
|
||
if (gesture = gestures[touches[i].identifier]) {
|
||
noevent();
|
||
gesture("drag");
|
||
}
|
||
}
|
||
}
|
||
|
||
function touchended() {
|
||
var touches = exports.event.changedTouches,
|
||
n = touches.length, i, gesture;
|
||
|
||
if (touchending) clearTimeout(touchending);
|
||
touchending = setTimeout(function() { touchending = null; }, 500); // Ghost clicks are delayed!
|
||
for (i = 0; i < n; ++i) {
|
||
if (gesture = gestures[touches[i].identifier]) {
|
||
nopropagation();
|
||
gesture("end");
|
||
}
|
||
}
|
||
}
|
||
|
||
function beforestart(id, container, point, that, args) {
|
||
var p = point(container, id), s, dx, dy,
|
||
sublisteners = listeners.copy();
|
||
|
||
if (!customEvent(new DragEvent(drag, "beforestart", s, id, active, p[0], p[1], 0, 0, sublisteners), function() {
|
||
if ((exports.event.subject = s = subject.apply(that, args)) == null) return false;
|
||
dx = s.x - p[0] || 0;
|
||
dy = s.y - p[1] || 0;
|
||
return true;
|
||
})) return;
|
||
|
||
return function gesture(type) {
|
||
var p0 = p, n;
|
||
switch (type) {
|
||
case "start": gestures[id] = gesture, n = active++; break;
|
||
case "end": delete gestures[id], --active; // nobreak
|
||
case "drag": p = point(container, id), n = active; break;
|
||
}
|
||
customEvent(new DragEvent(drag, type, s, id, n, p[0] + dx, p[1] + dy, p[0] - p0[0], p[1] - p0[1], sublisteners), sublisteners.apply, sublisteners, [type, that, args]);
|
||
};
|
||
}
|
||
|
||
drag.filter = function(_) {
|
||
return arguments.length ? (filter = typeof _ === "function" ? _ : constant$1(!!_), drag) : filter;
|
||
};
|
||
|
||
drag.container = function(_) {
|
||
return arguments.length ? (container = typeof _ === "function" ? _ : constant$1(_), drag) : container;
|
||
};
|
||
|
||
drag.subject = function(_) {
|
||
return arguments.length ? (subject = typeof _ === "function" ? _ : constant$1(_), drag) : subject;
|
||
};
|
||
|
||
drag.touchable = function(_) {
|
||
return arguments.length ? (touchable = typeof _ === "function" ? _ : constant$1(!!_), drag) : touchable;
|
||
};
|
||
|
||
drag.on = function() {
|
||
var value = listeners.on.apply(listeners, arguments);
|
||
return value === listeners ? drag : value;
|
||
};
|
||
|
||
drag.clickDistance = function(_) {
|
||
return arguments.length ? (clickDistance2 = (_ = +_) * _, drag) : Math.sqrt(clickDistance2);
|
||
};
|
||
|
||
return drag;
|
||
};
|
||
|
||
var define = function(constructor, factory, prototype) {
|
||
constructor.prototype = factory.prototype = prototype;
|
||
prototype.constructor = constructor;
|
||
};
|
||
|
||
function extend(parent, definition) {
|
||
var prototype = Object.create(parent.prototype);
|
||
for (var key in definition) prototype[key] = definition[key];
|
||
return prototype;
|
||
}
|
||
|
||
function Color() {}
|
||
|
||
var darker = 0.7;
|
||
var brighter = 1 / darker;
|
||
|
||
var reI = "\\s*([+-]?\\d+)\\s*";
|
||
var reN = "\\s*([+-]?\\d*\\.?\\d+(?:[eE][+-]?\\d+)?)\\s*";
|
||
var reP = "\\s*([+-]?\\d*\\.?\\d+(?:[eE][+-]?\\d+)?)%\\s*";
|
||
var reHex3 = /^#([0-9a-f]{3})$/;
|
||
var reHex6 = /^#([0-9a-f]{6})$/;
|
||
var reRgbInteger = new RegExp("^rgb\\(" + [reI, reI, reI] + "\\)$");
|
||
var reRgbPercent = new RegExp("^rgb\\(" + [reP, reP, reP] + "\\)$");
|
||
var reRgbaInteger = new RegExp("^rgba\\(" + [reI, reI, reI, reN] + "\\)$");
|
||
var reRgbaPercent = new RegExp("^rgba\\(" + [reP, reP, reP, reN] + "\\)$");
|
||
var reHslPercent = new RegExp("^hsl\\(" + [reN, reP, reP] + "\\)$");
|
||
var reHslaPercent = new RegExp("^hsla\\(" + [reN, reP, reP, reN] + "\\)$");
|
||
|
||
var named = {
|
||
aliceblue: 0xf0f8ff,
|
||
antiquewhite: 0xfaebd7,
|
||
aqua: 0x00ffff,
|
||
aquamarine: 0x7fffd4,
|
||
azure: 0xf0ffff,
|
||
beige: 0xf5f5dc,
|
||
bisque: 0xffe4c4,
|
||
black: 0x000000,
|
||
blanchedalmond: 0xffebcd,
|
||
blue: 0x0000ff,
|
||
blueviolet: 0x8a2be2,
|
||
brown: 0xa52a2a,
|
||
burlywood: 0xdeb887,
|
||
cadetblue: 0x5f9ea0,
|
||
chartreuse: 0x7fff00,
|
||
chocolate: 0xd2691e,
|
||
coral: 0xff7f50,
|
||
cornflowerblue: 0x6495ed,
|
||
cornsilk: 0xfff8dc,
|
||
crimson: 0xdc143c,
|
||
cyan: 0x00ffff,
|
||
darkblue: 0x00008b,
|
||
darkcyan: 0x008b8b,
|
||
darkgoldenrod: 0xb8860b,
|
||
darkgray: 0xa9a9a9,
|
||
darkgreen: 0x006400,
|
||
darkgrey: 0xa9a9a9,
|
||
darkkhaki: 0xbdb76b,
|
||
darkmagenta: 0x8b008b,
|
||
darkolivegreen: 0x556b2f,
|
||
darkorange: 0xff8c00,
|
||
darkorchid: 0x9932cc,
|
||
darkred: 0x8b0000,
|
||
darksalmon: 0xe9967a,
|
||
darkseagreen: 0x8fbc8f,
|
||
darkslateblue: 0x483d8b,
|
||
darkslategray: 0x2f4f4f,
|
||
darkslategrey: 0x2f4f4f,
|
||
darkturquoise: 0x00ced1,
|
||
darkviolet: 0x9400d3,
|
||
deeppink: 0xff1493,
|
||
deepskyblue: 0x00bfff,
|
||
dimgray: 0x696969,
|
||
dimgrey: 0x696969,
|
||
dodgerblue: 0x1e90ff,
|
||
firebrick: 0xb22222,
|
||
floralwhite: 0xfffaf0,
|
||
forestgreen: 0x228b22,
|
||
fuchsia: 0xff00ff,
|
||
gainsboro: 0xdcdcdc,
|
||
ghostwhite: 0xf8f8ff,
|
||
gold: 0xffd700,
|
||
goldenrod: 0xdaa520,
|
||
gray: 0x808080,
|
||
green: 0x008000,
|
||
greenyellow: 0xadff2f,
|
||
grey: 0x808080,
|
||
honeydew: 0xf0fff0,
|
||
hotpink: 0xff69b4,
|
||
indianred: 0xcd5c5c,
|
||
indigo: 0x4b0082,
|
||
ivory: 0xfffff0,
|
||
khaki: 0xf0e68c,
|
||
lavender: 0xe6e6fa,
|
||
lavenderblush: 0xfff0f5,
|
||
lawngreen: 0x7cfc00,
|
||
lemonchiffon: 0xfffacd,
|
||
lightblue: 0xadd8e6,
|
||
lightcoral: 0xf08080,
|
||
lightcyan: 0xe0ffff,
|
||
lightgoldenrodyellow: 0xfafad2,
|
||
lightgray: 0xd3d3d3,
|
||
lightgreen: 0x90ee90,
|
||
lightgrey: 0xd3d3d3,
|
||
lightpink: 0xffb6c1,
|
||
lightsalmon: 0xffa07a,
|
||
lightseagreen: 0x20b2aa,
|
||
lightskyblue: 0x87cefa,
|
||
lightslategray: 0x778899,
|
||
lightslategrey: 0x778899,
|
||
lightsteelblue: 0xb0c4de,
|
||
lightyellow: 0xffffe0,
|
||
lime: 0x00ff00,
|
||
limegreen: 0x32cd32,
|
||
linen: 0xfaf0e6,
|
||
magenta: 0xff00ff,
|
||
maroon: 0x800000,
|
||
mediumaquamarine: 0x66cdaa,
|
||
mediumblue: 0x0000cd,
|
||
mediumorchid: 0xba55d3,
|
||
mediumpurple: 0x9370db,
|
||
mediumseagreen: 0x3cb371,
|
||
mediumslateblue: 0x7b68ee,
|
||
mediumspringgreen: 0x00fa9a,
|
||
mediumturquoise: 0x48d1cc,
|
||
mediumvioletred: 0xc71585,
|
||
midnightblue: 0x191970,
|
||
mintcream: 0xf5fffa,
|
||
mistyrose: 0xffe4e1,
|
||
moccasin: 0xffe4b5,
|
||
navajowhite: 0xffdead,
|
||
navy: 0x000080,
|
||
oldlace: 0xfdf5e6,
|
||
olive: 0x808000,
|
||
olivedrab: 0x6b8e23,
|
||
orange: 0xffa500,
|
||
orangered: 0xff4500,
|
||
orchid: 0xda70d6,
|
||
palegoldenrod: 0xeee8aa,
|
||
palegreen: 0x98fb98,
|
||
paleturquoise: 0xafeeee,
|
||
palevioletred: 0xdb7093,
|
||
papayawhip: 0xffefd5,
|
||
peachpuff: 0xffdab9,
|
||
peru: 0xcd853f,
|
||
pink: 0xffc0cb,
|
||
plum: 0xdda0dd,
|
||
powderblue: 0xb0e0e6,
|
||
purple: 0x800080,
|
||
rebeccapurple: 0x663399,
|
||
red: 0xff0000,
|
||
rosybrown: 0xbc8f8f,
|
||
royalblue: 0x4169e1,
|
||
saddlebrown: 0x8b4513,
|
||
salmon: 0xfa8072,
|
||
sandybrown: 0xf4a460,
|
||
seagreen: 0x2e8b57,
|
||
seashell: 0xfff5ee,
|
||
sienna: 0xa0522d,
|
||
silver: 0xc0c0c0,
|
||
skyblue: 0x87ceeb,
|
||
slateblue: 0x6a5acd,
|
||
slategray: 0x708090,
|
||
slategrey: 0x708090,
|
||
snow: 0xfffafa,
|
||
springgreen: 0x00ff7f,
|
||
steelblue: 0x4682b4,
|
||
tan: 0xd2b48c,
|
||
teal: 0x008080,
|
||
thistle: 0xd8bfd8,
|
||
tomato: 0xff6347,
|
||
turquoise: 0x40e0d0,
|
||
violet: 0xee82ee,
|
||
wheat: 0xf5deb3,
|
||
white: 0xffffff,
|
||
whitesmoke: 0xf5f5f5,
|
||
yellow: 0xffff00,
|
||
yellowgreen: 0x9acd32
|
||
};
|
||
|
||
define(Color, color, {
|
||
displayable: function() {
|
||
return this.rgb().displayable();
|
||
},
|
||
hex: function() {
|
||
return this.rgb().hex();
|
||
},
|
||
toString: function() {
|
||
return this.rgb() + "";
|
||
}
|
||
});
|
||
|
||
function color(format) {
|
||
var m;
|
||
format = (format + "").trim().toLowerCase();
|
||
return (m = reHex3.exec(format)) ? (m = parseInt(m[1], 16), new Rgb((m >> 8 & 0xf) | (m >> 4 & 0x0f0), (m >> 4 & 0xf) | (m & 0xf0), ((m & 0xf) << 4) | (m & 0xf), 1)) // #f00
|
||
: (m = reHex6.exec(format)) ? rgbn(parseInt(m[1], 16)) // #ff0000
|
||
: (m = reRgbInteger.exec(format)) ? new Rgb(m[1], m[2], m[3], 1) // rgb(255, 0, 0)
|
||
: (m = reRgbPercent.exec(format)) ? new Rgb(m[1] * 255 / 100, m[2] * 255 / 100, m[3] * 255 / 100, 1) // rgb(100%, 0%, 0%)
|
||
: (m = reRgbaInteger.exec(format)) ? rgba(m[1], m[2], m[3], m[4]) // rgba(255, 0, 0, 1)
|
||
: (m = reRgbaPercent.exec(format)) ? rgba(m[1] * 255 / 100, m[2] * 255 / 100, m[3] * 255 / 100, m[4]) // rgb(100%, 0%, 0%, 1)
|
||
: (m = reHslPercent.exec(format)) ? hsla(m[1], m[2] / 100, m[3] / 100, 1) // hsl(120, 50%, 50%)
|
||
: (m = reHslaPercent.exec(format)) ? hsla(m[1], m[2] / 100, m[3] / 100, m[4]) // hsla(120, 50%, 50%, 1)
|
||
: named.hasOwnProperty(format) ? rgbn(named[format])
|
||
: format === "transparent" ? new Rgb(NaN, NaN, NaN, 0)
|
||
: null;
|
||
}
|
||
|
||
function rgbn(n) {
|
||
return new Rgb(n >> 16 & 0xff, n >> 8 & 0xff, n & 0xff, 1);
|
||
}
|
||
|
||
function rgba(r, g, b, a) {
|
||
if (a <= 0) r = g = b = NaN;
|
||
return new Rgb(r, g, b, a);
|
||
}
|
||
|
||
function rgbConvert(o) {
|
||
if (!(o instanceof Color)) o = color(o);
|
||
if (!o) return new Rgb;
|
||
o = o.rgb();
|
||
return new Rgb(o.r, o.g, o.b, o.opacity);
|
||
}
|
||
|
||
function rgb(r, g, b, opacity) {
|
||
return arguments.length === 1 ? rgbConvert(r) : new Rgb(r, g, b, opacity == null ? 1 : opacity);
|
||
}
|
||
|
||
function Rgb(r, g, b, opacity) {
|
||
this.r = +r;
|
||
this.g = +g;
|
||
this.b = +b;
|
||
this.opacity = +opacity;
|
||
}
|
||
|
||
define(Rgb, rgb, extend(Color, {
|
||
brighter: function(k) {
|
||
k = k == null ? brighter : Math.pow(brighter, k);
|
||
return new Rgb(this.r * k, this.g * k, this.b * k, this.opacity);
|
||
},
|
||
darker: function(k) {
|
||
k = k == null ? darker : Math.pow(darker, k);
|
||
return new Rgb(this.r * k, this.g * k, this.b * k, this.opacity);
|
||
},
|
||
rgb: function() {
|
||
return this;
|
||
},
|
||
displayable: function() {
|
||
return (0 <= this.r && this.r <= 255)
|
||
&& (0 <= this.g && this.g <= 255)
|
||
&& (0 <= this.b && this.b <= 255)
|
||
&& (0 <= this.opacity && this.opacity <= 1);
|
||
},
|
||
hex: function() {
|
||
return "#" + hex(this.r) + hex(this.g) + hex(this.b);
|
||
},
|
||
toString: function() {
|
||
var a = this.opacity; a = isNaN(a) ? 1 : Math.max(0, Math.min(1, a));
|
||
return (a === 1 ? "rgb(" : "rgba(")
|
||
+ Math.max(0, Math.min(255, Math.round(this.r) || 0)) + ", "
|
||
+ Math.max(0, Math.min(255, Math.round(this.g) || 0)) + ", "
|
||
+ Math.max(0, Math.min(255, Math.round(this.b) || 0))
|
||
+ (a === 1 ? ")" : ", " + a + ")");
|
||
}
|
||
}));
|
||
|
||
function hex(value) {
|
||
value = Math.max(0, Math.min(255, Math.round(value) || 0));
|
||
return (value < 16 ? "0" : "") + value.toString(16);
|
||
}
|
||
|
||
function hsla(h, s, l, a) {
|
||
if (a <= 0) h = s = l = NaN;
|
||
else if (l <= 0 || l >= 1) h = s = NaN;
|
||
else if (s <= 0) h = NaN;
|
||
return new Hsl(h, s, l, a);
|
||
}
|
||
|
||
function hslConvert(o) {
|
||
if (o instanceof Hsl) return new Hsl(o.h, o.s, o.l, o.opacity);
|
||
if (!(o instanceof Color)) o = color(o);
|
||
if (!o) return new Hsl;
|
||
if (o instanceof Hsl) return o;
|
||
o = o.rgb();
|
||
var r = o.r / 255,
|
||
g = o.g / 255,
|
||
b = o.b / 255,
|
||
min = Math.min(r, g, b),
|
||
max = Math.max(r, g, b),
|
||
h = NaN,
|
||
s = max - min,
|
||
l = (max + min) / 2;
|
||
if (s) {
|
||
if (r === max) h = (g - b) / s + (g < b) * 6;
|
||
else if (g === max) h = (b - r) / s + 2;
|
||
else h = (r - g) / s + 4;
|
||
s /= l < 0.5 ? max + min : 2 - max - min;
|
||
h *= 60;
|
||
} else {
|
||
s = l > 0 && l < 1 ? 0 : h;
|
||
}
|
||
return new Hsl(h, s, l, o.opacity);
|
||
}
|
||
|
||
function hsl(h, s, l, opacity) {
|
||
return arguments.length === 1 ? hslConvert(h) : new Hsl(h, s, l, opacity == null ? 1 : opacity);
|
||
}
|
||
|
||
function Hsl(h, s, l, opacity) {
|
||
this.h = +h;
|
||
this.s = +s;
|
||
this.l = +l;
|
||
this.opacity = +opacity;
|
||
}
|
||
|
||
define(Hsl, hsl, extend(Color, {
|
||
brighter: function(k) {
|
||
k = k == null ? brighter : Math.pow(brighter, k);
|
||
return new Hsl(this.h, this.s, this.l * k, this.opacity);
|
||
},
|
||
darker: function(k) {
|
||
k = k == null ? darker : Math.pow(darker, k);
|
||
return new Hsl(this.h, this.s, this.l * k, this.opacity);
|
||
},
|
||
rgb: function() {
|
||
var h = this.h % 360 + (this.h < 0) * 360,
|
||
s = isNaN(h) || isNaN(this.s) ? 0 : this.s,
|
||
l = this.l,
|
||
m2 = l + (l < 0.5 ? l : 1 - l) * s,
|
||
m1 = 2 * l - m2;
|
||
return new Rgb(
|
||
hsl2rgb(h >= 240 ? h - 240 : h + 120, m1, m2),
|
||
hsl2rgb(h, m1, m2),
|
||
hsl2rgb(h < 120 ? h + 240 : h - 120, m1, m2),
|
||
this.opacity
|
||
);
|
||
},
|
||
displayable: function() {
|
||
return (0 <= this.s && this.s <= 1 || isNaN(this.s))
|
||
&& (0 <= this.l && this.l <= 1)
|
||
&& (0 <= this.opacity && this.opacity <= 1);
|
||
}
|
||
}));
|
||
|
||
/* From FvD 13.37, CSS Color Module Level 3 */
|
||
function hsl2rgb(h, m1, m2) {
|
||
return (h < 60 ? m1 + (m2 - m1) * h / 60
|
||
: h < 180 ? m2
|
||
: h < 240 ? m1 + (m2 - m1) * (240 - h) / 60
|
||
: m1) * 255;
|
||
}
|
||
|
||
var deg2rad = Math.PI / 180;
|
||
var rad2deg = 180 / Math.PI;
|
||
|
||
// https://beta.observablehq.com/@mbostock/lab-and-rgb
|
||
var K = 18;
|
||
var Xn = 0.96422;
|
||
var Yn = 1;
|
||
var Zn = 0.82521;
|
||
var t0 = 4 / 29;
|
||
var t1 = 6 / 29;
|
||
var t2 = 3 * t1 * t1;
|
||
var t3 = t1 * t1 * t1;
|
||
|
||
function labConvert(o) {
|
||
if (o instanceof Lab) return new Lab(o.l, o.a, o.b, o.opacity);
|
||
if (o instanceof Hcl) {
|
||
if (isNaN(o.h)) return new Lab(o.l, 0, 0, o.opacity);
|
||
var h = o.h * deg2rad;
|
||
return new Lab(o.l, Math.cos(h) * o.c, Math.sin(h) * o.c, o.opacity);
|
||
}
|
||
if (!(o instanceof Rgb)) o = rgbConvert(o);
|
||
var r = rgb2lrgb(o.r),
|
||
g = rgb2lrgb(o.g),
|
||
b = rgb2lrgb(o.b),
|
||
y = xyz2lab((0.2225045 * r + 0.7168786 * g + 0.0606169 * b) / Yn), x, z;
|
||
if (r === g && g === b) x = z = y; else {
|
||
x = xyz2lab((0.4360747 * r + 0.3850649 * g + 0.1430804 * b) / Xn);
|
||
z = xyz2lab((0.0139322 * r + 0.0971045 * g + 0.7141733 * b) / Zn);
|
||
}
|
||
return new Lab(116 * y - 16, 500 * (x - y), 200 * (y - z), o.opacity);
|
||
}
|
||
|
||
|
||
|
||
function lab(l, a, b, opacity) {
|
||
return arguments.length === 1 ? labConvert(l) : new Lab(l, a, b, opacity == null ? 1 : opacity);
|
||
}
|
||
|
||
function Lab(l, a, b, opacity) {
|
||
this.l = +l;
|
||
this.a = +a;
|
||
this.b = +b;
|
||
this.opacity = +opacity;
|
||
}
|
||
|
||
define(Lab, lab, extend(Color, {
|
||
brighter: function(k) {
|
||
return new Lab(this.l + K * (k == null ? 1 : k), this.a, this.b, this.opacity);
|
||
},
|
||
darker: function(k) {
|
||
return new Lab(this.l - K * (k == null ? 1 : k), this.a, this.b, this.opacity);
|
||
},
|
||
rgb: function() {
|
||
var y = (this.l + 16) / 116,
|
||
x = isNaN(this.a) ? y : y + this.a / 500,
|
||
z = isNaN(this.b) ? y : y - this.b / 200;
|
||
x = Xn * lab2xyz(x);
|
||
y = Yn * lab2xyz(y);
|
||
z = Zn * lab2xyz(z);
|
||
return new Rgb(
|
||
lrgb2rgb( 3.1338561 * x - 1.6168667 * y - 0.4906146 * z),
|
||
lrgb2rgb(-0.9787684 * x + 1.9161415 * y + 0.0334540 * z),
|
||
lrgb2rgb( 0.0719453 * x - 0.2289914 * y + 1.4052427 * z),
|
||
this.opacity
|
||
);
|
||
}
|
||
}));
|
||
|
||
function xyz2lab(t) {
|
||
return t > t3 ? Math.pow(t, 1 / 3) : t / t2 + t0;
|
||
}
|
||
|
||
function lab2xyz(t) {
|
||
return t > t1 ? t * t * t : t2 * (t - t0);
|
||
}
|
||
|
||
function lrgb2rgb(x) {
|
||
return 255 * (x <= 0.0031308 ? 12.92 * x : 1.055 * Math.pow(x, 1 / 2.4) - 0.055);
|
||
}
|
||
|
||
function rgb2lrgb(x) {
|
||
return (x /= 255) <= 0.04045 ? x / 12.92 : Math.pow((x + 0.055) / 1.055, 2.4);
|
||
}
|
||
|
||
function hclConvert(o) {
|
||
if (o instanceof Hcl) return new Hcl(o.h, o.c, o.l, o.opacity);
|
||
if (!(o instanceof Lab)) o = labConvert(o);
|
||
if (o.a === 0 && o.b === 0) return new Hcl(NaN, 0, o.l, o.opacity);
|
||
var h = Math.atan2(o.b, o.a) * rad2deg;
|
||
return new Hcl(h < 0 ? h + 360 : h, Math.sqrt(o.a * o.a + o.b * o.b), o.l, o.opacity);
|
||
}
|
||
|
||
|
||
|
||
function hcl(h, c, l, opacity) {
|
||
return arguments.length === 1 ? hclConvert(h) : new Hcl(h, c, l, opacity == null ? 1 : opacity);
|
||
}
|
||
|
||
function Hcl(h, c, l, opacity) {
|
||
this.h = +h;
|
||
this.c = +c;
|
||
this.l = +l;
|
||
this.opacity = +opacity;
|
||
}
|
||
|
||
define(Hcl, hcl, extend(Color, {
|
||
brighter: function(k) {
|
||
return new Hcl(this.h, this.c, this.l + K * (k == null ? 1 : k), this.opacity);
|
||
},
|
||
darker: function(k) {
|
||
return new Hcl(this.h, this.c, this.l - K * (k == null ? 1 : k), this.opacity);
|
||
},
|
||
rgb: function() {
|
||
return labConvert(this).rgb();
|
||
}
|
||
}));
|
||
|
||
var A = -0.14861;
|
||
var B = +1.78277;
|
||
var C = -0.29227;
|
||
var D = -0.90649;
|
||
var E = +1.97294;
|
||
var ED = E * D;
|
||
var EB = E * B;
|
||
var BC_DA = B * C - D * A;
|
||
|
||
function cubehelixConvert(o) {
|
||
if (o instanceof Cubehelix) return new Cubehelix(o.h, o.s, o.l, o.opacity);
|
||
if (!(o instanceof Rgb)) o = rgbConvert(o);
|
||
var r = o.r / 255,
|
||
g = o.g / 255,
|
||
b = o.b / 255,
|
||
l = (BC_DA * b + ED * r - EB * g) / (BC_DA + ED - EB),
|
||
bl = b - l,
|
||
k = (E * (g - l) - C * bl) / D,
|
||
s = Math.sqrt(k * k + bl * bl) / (E * l * (1 - l)), // NaN if l=0 or l=1
|
||
h = s ? Math.atan2(k, bl) * rad2deg - 120 : NaN;
|
||
return new Cubehelix(h < 0 ? h + 360 : h, s, l, o.opacity);
|
||
}
|
||
|
||
function cubehelix(h, s, l, opacity) {
|
||
return arguments.length === 1 ? cubehelixConvert(h) : new Cubehelix(h, s, l, opacity == null ? 1 : opacity);
|
||
}
|
||
|
||
function Cubehelix(h, s, l, opacity) {
|
||
this.h = +h;
|
||
this.s = +s;
|
||
this.l = +l;
|
||
this.opacity = +opacity;
|
||
}
|
||
|
||
define(Cubehelix, cubehelix, extend(Color, {
|
||
brighter: function(k) {
|
||
k = k == null ? brighter : Math.pow(brighter, k);
|
||
return new Cubehelix(this.h, this.s, this.l * k, this.opacity);
|
||
},
|
||
darker: function(k) {
|
||
k = k == null ? darker : Math.pow(darker, k);
|
||
return new Cubehelix(this.h, this.s, this.l * k, this.opacity);
|
||
},
|
||
rgb: function() {
|
||
var h = isNaN(this.h) ? 0 : (this.h + 120) * deg2rad,
|
||
l = +this.l,
|
||
a = isNaN(this.s) ? 0 : this.s * l * (1 - l),
|
||
cosh = Math.cos(h),
|
||
sinh = Math.sin(h);
|
||
return new Rgb(
|
||
255 * (l + a * (A * cosh + B * sinh)),
|
||
255 * (l + a * (C * cosh + D * sinh)),
|
||
255 * (l + a * (E * cosh)),
|
||
this.opacity
|
||
);
|
||
}
|
||
}));
|
||
|
||
var constant$2 = function(x) {
|
||
return function() {
|
||
return x;
|
||
};
|
||
};
|
||
|
||
function linear(a, d) {
|
||
return function(t) {
|
||
return a + t * d;
|
||
};
|
||
}
|
||
|
||
function exponential(a, b, y) {
|
||
return a = Math.pow(a, y), b = Math.pow(b, y) - a, y = 1 / y, function(t) {
|
||
return Math.pow(a + t * b, y);
|
||
};
|
||
}
|
||
|
||
|
||
|
||
function gamma(y) {
|
||
return (y = +y) === 1 ? nogamma : function(a, b) {
|
||
return b - a ? exponential(a, b, y) : constant$2(isNaN(a) ? b : a);
|
||
};
|
||
}
|
||
|
||
function nogamma(a, b) {
|
||
var d = b - a;
|
||
return d ? linear(a, d) : constant$2(isNaN(a) ? b : a);
|
||
}
|
||
|
||
var interpolateRgb = (function rgbGamma(y) {
|
||
var color$$1 = gamma(y);
|
||
|
||
function rgb$$1(start, end) {
|
||
var r = color$$1((start = rgb(start)).r, (end = rgb(end)).r),
|
||
g = color$$1(start.g, end.g),
|
||
b = color$$1(start.b, end.b),
|
||
opacity = nogamma(start.opacity, end.opacity);
|
||
return function(t) {
|
||
start.r = r(t);
|
||
start.g = g(t);
|
||
start.b = b(t);
|
||
start.opacity = opacity(t);
|
||
return start + "";
|
||
};
|
||
}
|
||
|
||
rgb$$1.gamma = rgbGamma;
|
||
|
||
return rgb$$1;
|
||
})(1);
|
||
|
||
var interpolateNumber = function(a, b) {
|
||
return a = +a, b -= a, function(t) {
|
||
return a + b * t;
|
||
};
|
||
};
|
||
|
||
var reA = /[-+]?(?:\d+\.?\d*|\.?\d+)(?:[eE][-+]?\d+)?/g;
|
||
var reB = new RegExp(reA.source, "g");
|
||
|
||
function zero(b) {
|
||
return function() {
|
||
return b;
|
||
};
|
||
}
|
||
|
||
function one(b) {
|
||
return function(t) {
|
||
return b(t) + "";
|
||
};
|
||
}
|
||
|
||
var interpolateString = function(a, b) {
|
||
var bi = reA.lastIndex = reB.lastIndex = 0, // scan index for next number in b
|
||
am, // current match in a
|
||
bm, // current match in b
|
||
bs, // string preceding current number in b, if any
|
||
i = -1, // index in s
|
||
s = [], // string constants and placeholders
|
||
q = []; // number interpolators
|
||
|
||
// Coerce inputs to strings.
|
||
a = a + "", b = b + "";
|
||
|
||
// Interpolate pairs of numbers in a & b.
|
||
while ((am = reA.exec(a))
|
||
&& (bm = reB.exec(b))) {
|
||
if ((bs = bm.index) > bi) { // a string precedes the next number in b
|
||
bs = b.slice(bi, bs);
|
||
if (s[i]) s[i] += bs; // coalesce with previous string
|
||
else s[++i] = bs;
|
||
}
|
||
if ((am = am[0]) === (bm = bm[0])) { // numbers in a & b match
|
||
if (s[i]) s[i] += bm; // coalesce with previous string
|
||
else s[++i] = bm;
|
||
} else { // interpolate non-matching numbers
|
||
s[++i] = null;
|
||
q.push({i: i, x: interpolateNumber(am, bm)});
|
||
}
|
||
bi = reB.lastIndex;
|
||
}
|
||
|
||
// Add remains of b.
|
||
if (bi < b.length) {
|
||
bs = b.slice(bi);
|
||
if (s[i]) s[i] += bs; // coalesce with previous string
|
||
else s[++i] = bs;
|
||
}
|
||
|
||
// Special optimization for only a single match.
|
||
// Otherwise, interpolate each of the numbers and rejoin the string.
|
||
return s.length < 2 ? (q[0]
|
||
? one(q[0].x)
|
||
: zero(b))
|
||
: (b = q.length, function(t) {
|
||
for (var i = 0, o; i < b; ++i) s[(o = q[i]).i] = o.x(t);
|
||
return s.join("");
|
||
});
|
||
};
|
||
|
||
var degrees = 180 / Math.PI;
|
||
|
||
var identity = {
|
||
translateX: 0,
|
||
translateY: 0,
|
||
rotate: 0,
|
||
skewX: 0,
|
||
scaleX: 1,
|
||
scaleY: 1
|
||
};
|
||
|
||
var decompose = function(a, b, c, d, e, f) {
|
||
var scaleX, scaleY, skewX;
|
||
if (scaleX = Math.sqrt(a * a + b * b)) a /= scaleX, b /= scaleX;
|
||
if (skewX = a * c + b * d) c -= a * skewX, d -= b * skewX;
|
||
if (scaleY = Math.sqrt(c * c + d * d)) c /= scaleY, d /= scaleY, skewX /= scaleY;
|
||
if (a * d < b * c) a = -a, b = -b, skewX = -skewX, scaleX = -scaleX;
|
||
return {
|
||
translateX: e,
|
||
translateY: f,
|
||
rotate: Math.atan2(b, a) * degrees,
|
||
skewX: Math.atan(skewX) * degrees,
|
||
scaleX: scaleX,
|
||
scaleY: scaleY
|
||
};
|
||
};
|
||
|
||
var cssNode;
|
||
var cssRoot;
|
||
var cssView;
|
||
var svgNode;
|
||
|
||
function parseCss(value) {
|
||
if (value === "none") return identity;
|
||
if (!cssNode) cssNode = document.createElement("DIV"), cssRoot = document.documentElement, cssView = document.defaultView;
|
||
cssNode.style.transform = value;
|
||
value = cssView.getComputedStyle(cssRoot.appendChild(cssNode), null).getPropertyValue("transform");
|
||
cssRoot.removeChild(cssNode);
|
||
value = value.slice(7, -1).split(",");
|
||
return decompose(+value[0], +value[1], +value[2], +value[3], +value[4], +value[5]);
|
||
}
|
||
|
||
function parseSvg(value) {
|
||
if (value == null) return identity;
|
||
if (!svgNode) svgNode = document.createElementNS("http://www.w3.org/2000/svg", "g");
|
||
svgNode.setAttribute("transform", value);
|
||
if (!(value = svgNode.transform.baseVal.consolidate())) return identity;
|
||
value = value.matrix;
|
||
return decompose(value.a, value.b, value.c, value.d, value.e, value.f);
|
||
}
|
||
|
||
function interpolateTransform(parse, pxComma, pxParen, degParen) {
|
||
|
||
function pop(s) {
|
||
return s.length ? s.pop() + " " : "";
|
||
}
|
||
|
||
function translate(xa, ya, xb, yb, s, q) {
|
||
if (xa !== xb || ya !== yb) {
|
||
var i = s.push("translate(", null, pxComma, null, pxParen);
|
||
q.push({i: i - 4, x: interpolateNumber(xa, xb)}, {i: i - 2, x: interpolateNumber(ya, yb)});
|
||
} else if (xb || yb) {
|
||
s.push("translate(" + xb + pxComma + yb + pxParen);
|
||
}
|
||
}
|
||
|
||
function rotate(a, b, s, q) {
|
||
if (a !== b) {
|
||
if (a - b > 180) b += 360; else if (b - a > 180) a += 360; // shortest path
|
||
q.push({i: s.push(pop(s) + "rotate(", null, degParen) - 2, x: interpolateNumber(a, b)});
|
||
} else if (b) {
|
||
s.push(pop(s) + "rotate(" + b + degParen);
|
||
}
|
||
}
|
||
|
||
function skewX(a, b, s, q) {
|
||
if (a !== b) {
|
||
q.push({i: s.push(pop(s) + "skewX(", null, degParen) - 2, x: interpolateNumber(a, b)});
|
||
} else if (b) {
|
||
s.push(pop(s) + "skewX(" + b + degParen);
|
||
}
|
||
}
|
||
|
||
function scale(xa, ya, xb, yb, s, q) {
|
||
if (xa !== xb || ya !== yb) {
|
||
var i = s.push(pop(s) + "scale(", null, ",", null, ")");
|
||
q.push({i: i - 4, x: interpolateNumber(xa, xb)}, {i: i - 2, x: interpolateNumber(ya, yb)});
|
||
} else if (xb !== 1 || yb !== 1) {
|
||
s.push(pop(s) + "scale(" + xb + "," + yb + ")");
|
||
}
|
||
}
|
||
|
||
return function(a, b) {
|
||
var s = [], // string constants and placeholders
|
||
q = []; // number interpolators
|
||
a = parse(a), b = parse(b);
|
||
translate(a.translateX, a.translateY, b.translateX, b.translateY, s, q);
|
||
rotate(a.rotate, b.rotate, s, q);
|
||
skewX(a.skewX, b.skewX, s, q);
|
||
scale(a.scaleX, a.scaleY, b.scaleX, b.scaleY, s, q);
|
||
a = b = null; // gc
|
||
return function(t) {
|
||
var i = -1, n = q.length, o;
|
||
while (++i < n) s[(o = q[i]).i] = o.x(t);
|
||
return s.join("");
|
||
};
|
||
};
|
||
}
|
||
|
||
var interpolateTransformCss = interpolateTransform(parseCss, "px, ", "px)", "deg)");
|
||
var interpolateTransformSvg = interpolateTransform(parseSvg, ", ", ")", ")");
|
||
|
||
var rho = Math.SQRT2;
|
||
var rho2 = 2;
|
||
var rho4 = 4;
|
||
var epsilon2 = 1e-12;
|
||
|
||
function cosh(x) {
|
||
return ((x = Math.exp(x)) + 1 / x) / 2;
|
||
}
|
||
|
||
function sinh(x) {
|
||
return ((x = Math.exp(x)) - 1 / x) / 2;
|
||
}
|
||
|
||
function tanh(x) {
|
||
return ((x = Math.exp(2 * x)) - 1) / (x + 1);
|
||
}
|
||
|
||
// p0 = [ux0, uy0, w0]
|
||
// p1 = [ux1, uy1, w1]
|
||
var interpolateZoom = function(p0, p1) {
|
||
var ux0 = p0[0], uy0 = p0[1], w0 = p0[2],
|
||
ux1 = p1[0], uy1 = p1[1], w1 = p1[2],
|
||
dx = ux1 - ux0,
|
||
dy = uy1 - uy0,
|
||
d2 = dx * dx + dy * dy,
|
||
i,
|
||
S;
|
||
|
||
// Special case for u0 ≅ u1.
|
||
if (d2 < epsilon2) {
|
||
S = Math.log(w1 / w0) / rho;
|
||
i = function(t) {
|
||
return [
|
||
ux0 + t * dx,
|
||
uy0 + t * dy,
|
||
w0 * Math.exp(rho * t * S)
|
||
];
|
||
};
|
||
}
|
||
|
||
// General case.
|
||
else {
|
||
var d1 = Math.sqrt(d2),
|
||
b0 = (w1 * w1 - w0 * w0 + rho4 * d2) / (2 * w0 * rho2 * d1),
|
||
b1 = (w1 * w1 - w0 * w0 - rho4 * d2) / (2 * w1 * rho2 * d1),
|
||
r0 = Math.log(Math.sqrt(b0 * b0 + 1) - b0),
|
||
r1 = Math.log(Math.sqrt(b1 * b1 + 1) - b1);
|
||
S = (r1 - r0) / rho;
|
||
i = function(t) {
|
||
var s = t * S,
|
||
coshr0 = cosh(r0),
|
||
u = w0 / (rho2 * d1) * (coshr0 * tanh(rho * s + r0) - sinh(r0));
|
||
return [
|
||
ux0 + u * dx,
|
||
uy0 + u * dy,
|
||
w0 * coshr0 / cosh(rho * s + r0)
|
||
];
|
||
};
|
||
}
|
||
|
||
i.duration = S * 1000;
|
||
|
||
return i;
|
||
};
|
||
|
||
var frame = 0;
|
||
var timeout = 0;
|
||
var interval = 0;
|
||
var pokeDelay = 1000;
|
||
var taskHead;
|
||
var taskTail;
|
||
var clockLast = 0;
|
||
var clockNow = 0;
|
||
var clockSkew = 0;
|
||
var clock = typeof performance === "object" && performance.now ? performance : Date;
|
||
var setFrame = typeof window === "object" && window.requestAnimationFrame ? window.requestAnimationFrame.bind(window) : function(f) { setTimeout(f, 17); };
|
||
|
||
function now() {
|
||
return clockNow || (setFrame(clearNow), clockNow = clock.now() + clockSkew);
|
||
}
|
||
|
||
function clearNow() {
|
||
clockNow = 0;
|
||
}
|
||
|
||
function Timer() {
|
||
this._call =
|
||
this._time =
|
||
this._next = null;
|
||
}
|
||
|
||
Timer.prototype = timer.prototype = {
|
||
constructor: Timer,
|
||
restart: function(callback, delay, time) {
|
||
if (typeof callback !== "function") throw new TypeError("callback is not a function");
|
||
time = (time == null ? now() : +time) + (delay == null ? 0 : +delay);
|
||
if (!this._next && taskTail !== this) {
|
||
if (taskTail) taskTail._next = this;
|
||
else taskHead = this;
|
||
taskTail = this;
|
||
}
|
||
this._call = callback;
|
||
this._time = time;
|
||
sleep();
|
||
},
|
||
stop: function() {
|
||
if (this._call) {
|
||
this._call = null;
|
||
this._time = Infinity;
|
||
sleep();
|
||
}
|
||
}
|
||
};
|
||
|
||
function timer(callback, delay, time) {
|
||
var t = new Timer;
|
||
t.restart(callback, delay, time);
|
||
return t;
|
||
}
|
||
|
||
function timerFlush() {
|
||
now(); // Get the current time, if not already set.
|
||
++frame; // Pretend we’ve set an alarm, if we haven’t already.
|
||
var t = taskHead, e;
|
||
while (t) {
|
||
if ((e = clockNow - t._time) >= 0) t._call.call(null, e);
|
||
t = t._next;
|
||
}
|
||
--frame;
|
||
}
|
||
|
||
function wake() {
|
||
clockNow = (clockLast = clock.now()) + clockSkew;
|
||
frame = timeout = 0;
|
||
try {
|
||
timerFlush();
|
||
} finally {
|
||
frame = 0;
|
||
nap();
|
||
clockNow = 0;
|
||
}
|
||
}
|
||
|
||
function poke() {
|
||
var now = clock.now(), delay = now - clockLast;
|
||
if (delay > pokeDelay) clockSkew -= delay, clockLast = now;
|
||
}
|
||
|
||
function nap() {
|
||
var t0, t1 = taskHead, t2, time = Infinity;
|
||
while (t1) {
|
||
if (t1._call) {
|
||
if (time > t1._time) time = t1._time;
|
||
t0 = t1, t1 = t1._next;
|
||
} else {
|
||
t2 = t1._next, t1._next = null;
|
||
t1 = t0 ? t0._next = t2 : taskHead = t2;
|
||
}
|
||
}
|
||
taskTail = t0;
|
||
sleep(time);
|
||
}
|
||
|
||
function sleep(time) {
|
||
if (frame) return; // Soonest alarm already set, or will be.
|
||
if (timeout) timeout = clearTimeout(timeout);
|
||
var delay = time - clockNow; // Strictly less than if we recomputed clockNow.
|
||
if (delay > 24) {
|
||
if (time < Infinity) timeout = setTimeout(wake, time - clock.now() - clockSkew);
|
||
if (interval) interval = clearInterval(interval);
|
||
} else {
|
||
if (!interval) clockLast = clock.now(), interval = setInterval(poke, pokeDelay);
|
||
frame = 1, setFrame(wake);
|
||
}
|
||
}
|
||
|
||
var timeout$1 = function(callback, delay, time) {
|
||
var t = new Timer;
|
||
delay = delay == null ? 0 : +delay;
|
||
t.restart(function(elapsed) {
|
||
t.stop();
|
||
callback(elapsed + delay);
|
||
}, delay, time);
|
||
return t;
|
||
};
|
||
|
||
var emptyOn = dispatch("start", "end", "interrupt");
|
||
var emptyTween = [];
|
||
|
||
var CREATED = 0;
|
||
var SCHEDULED = 1;
|
||
var STARTING = 2;
|
||
var STARTED = 3;
|
||
var RUNNING = 4;
|
||
var ENDING = 5;
|
||
var ENDED = 6;
|
||
|
||
var schedule = function(node, name, id, index, group, timing) {
|
||
var schedules = node.__transition;
|
||
if (!schedules) node.__transition = {};
|
||
else if (id in schedules) return;
|
||
create$1(node, id, {
|
||
name: name,
|
||
index: index, // For context during callback.
|
||
group: group, // For context during callback.
|
||
on: emptyOn,
|
||
tween: emptyTween,
|
||
time: timing.time,
|
||
delay: timing.delay,
|
||
duration: timing.duration,
|
||
ease: timing.ease,
|
||
timer: null,
|
||
state: CREATED
|
||
});
|
||
};
|
||
|
||
function init(node, id) {
|
||
var schedule = get$1(node, id);
|
||
if (schedule.state > CREATED) throw new Error("too late; already scheduled");
|
||
return schedule;
|
||
}
|
||
|
||
function set$1(node, id) {
|
||
var schedule = get$1(node, id);
|
||
if (schedule.state > STARTING) throw new Error("too late; already started");
|
||
return schedule;
|
||
}
|
||
|
||
function get$1(node, id) {
|
||
var schedule = node.__transition;
|
||
if (!schedule || !(schedule = schedule[id])) throw new Error("transition not found");
|
||
return schedule;
|
||
}
|
||
|
||
function create$1(node, id, self) {
|
||
var schedules = node.__transition,
|
||
tween;
|
||
|
||
// Initialize the self timer when the transition is created.
|
||
// Note the actual delay is not known until the first callback!
|
||
schedules[id] = self;
|
||
self.timer = timer(schedule, 0, self.time);
|
||
|
||
function schedule(elapsed) {
|
||
self.state = SCHEDULED;
|
||
self.timer.restart(start, self.delay, self.time);
|
||
|
||
// If the elapsed delay is less than our first sleep, start immediately.
|
||
if (self.delay <= elapsed) start(elapsed - self.delay);
|
||
}
|
||
|
||
function start(elapsed) {
|
||
var i, j, n, o;
|
||
|
||
// If the state is not SCHEDULED, then we previously errored on start.
|
||
if (self.state !== SCHEDULED) return stop();
|
||
|
||
for (i in schedules) {
|
||
o = schedules[i];
|
||
if (o.name !== self.name) continue;
|
||
|
||
// While this element already has a starting transition during this frame,
|
||
// defer starting an interrupting transition until that transition has a
|
||
// chance to tick (and possibly end); see d3/d3-transition#54!
|
||
if (o.state === STARTED) return timeout$1(start);
|
||
|
||
// Interrupt the active transition, if any.
|
||
// Dispatch the interrupt event.
|
||
if (o.state === RUNNING) {
|
||
o.state = ENDED;
|
||
o.timer.stop();
|
||
o.on.call("interrupt", node, node.__data__, o.index, o.group);
|
||
delete schedules[i];
|
||
}
|
||
|
||
// Cancel any pre-empted transitions. No interrupt event is dispatched
|
||
// because the cancelled transitions never started. Note that this also
|
||
// removes this transition from the pending list!
|
||
else if (+i < id) {
|
||
o.state = ENDED;
|
||
o.timer.stop();
|
||
delete schedules[i];
|
||
}
|
||
}
|
||
|
||
// Defer the first tick to end of the current frame; see d3/d3#1576.
|
||
// Note the transition may be canceled after start and before the first tick!
|
||
// Note this must be scheduled before the start event; see d3/d3-transition#16!
|
||
// Assuming this is successful, subsequent callbacks go straight to tick.
|
||
timeout$1(function() {
|
||
if (self.state === STARTED) {
|
||
self.state = RUNNING;
|
||
self.timer.restart(tick, self.delay, self.time);
|
||
tick(elapsed);
|
||
}
|
||
});
|
||
|
||
// Dispatch the start event.
|
||
// Note this must be done before the tween are initialized.
|
||
self.state = STARTING;
|
||
self.on.call("start", node, node.__data__, self.index, self.group);
|
||
if (self.state !== STARTING) return; // interrupted
|
||
self.state = STARTED;
|
||
|
||
// Initialize the tween, deleting null tween.
|
||
tween = new Array(n = self.tween.length);
|
||
for (i = 0, j = -1; i < n; ++i) {
|
||
if (o = self.tween[i].value.call(node, node.__data__, self.index, self.group)) {
|
||
tween[++j] = o;
|
||
}
|
||
}
|
||
tween.length = j + 1;
|
||
}
|
||
|
||
function tick(elapsed) {
|
||
var t = elapsed < self.duration ? self.ease.call(null, elapsed / self.duration) : (self.timer.restart(stop), self.state = ENDING, 1),
|
||
i = -1,
|
||
n = tween.length;
|
||
|
||
while (++i < n) {
|
||
tween[i].call(null, t);
|
||
}
|
||
|
||
// Dispatch the end event.
|
||
if (self.state === ENDING) {
|
||
self.on.call("end", node, node.__data__, self.index, self.group);
|
||
stop();
|
||
}
|
||
}
|
||
|
||
function stop() {
|
||
self.state = ENDED;
|
||
self.timer.stop();
|
||
delete schedules[id];
|
||
for (var i in schedules) return; // eslint-disable-line no-unused-vars
|
||
delete node.__transition;
|
||
}
|
||
}
|
||
|
||
var interrupt = function(node, name) {
|
||
var schedules = node.__transition,
|
||
schedule$$1,
|
||
active,
|
||
empty = true,
|
||
i;
|
||
|
||
if (!schedules) return;
|
||
|
||
name = name == null ? null : name + "";
|
||
|
||
for (i in schedules) {
|
||
if ((schedule$$1 = schedules[i]).name !== name) { empty = false; continue; }
|
||
active = schedule$$1.state > STARTING && schedule$$1.state < ENDING;
|
||
schedule$$1.state = ENDED;
|
||
schedule$$1.timer.stop();
|
||
if (active) schedule$$1.on.call("interrupt", node, node.__data__, schedule$$1.index, schedule$$1.group);
|
||
delete schedules[i];
|
||
}
|
||
|
||
if (empty) delete node.__transition;
|
||
};
|
||
|
||
var selection_interrupt = function(name) {
|
||
return this.each(function() {
|
||
interrupt(this, name);
|
||
});
|
||
};
|
||
|
||
function tweenRemove(id, name) {
|
||
var tween0, tween1;
|
||
return function() {
|
||
var schedule$$1 = set$1(this, id),
|
||
tween = schedule$$1.tween;
|
||
|
||
// If this node shared tween with the previous node,
|
||
// just assign the updated shared tween and we’re done!
|
||
// Otherwise, copy-on-write.
|
||
if (tween !== tween0) {
|
||
tween1 = tween0 = tween;
|
||
for (var i = 0, n = tween1.length; i < n; ++i) {
|
||
if (tween1[i].name === name) {
|
||
tween1 = tween1.slice();
|
||
tween1.splice(i, 1);
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
|
||
schedule$$1.tween = tween1;
|
||
};
|
||
}
|
||
|
||
function tweenFunction(id, name, value) {
|
||
var tween0, tween1;
|
||
if (typeof value !== "function") throw new Error;
|
||
return function() {
|
||
var schedule$$1 = set$1(this, id),
|
||
tween = schedule$$1.tween;
|
||
|
||
// If this node shared tween with the previous node,
|
||
// just assign the updated shared tween and we’re done!
|
||
// Otherwise, copy-on-write.
|
||
if (tween !== tween0) {
|
||
tween1 = (tween0 = tween).slice();
|
||
for (var t = {name: name, value: value}, i = 0, n = tween1.length; i < n; ++i) {
|
||
if (tween1[i].name === name) {
|
||
tween1[i] = t;
|
||
break;
|
||
}
|
||
}
|
||
if (i === n) tween1.push(t);
|
||
}
|
||
|
||
schedule$$1.tween = tween1;
|
||
};
|
||
}
|
||
|
||
var transition_tween = function(name, value) {
|
||
var id = this._id;
|
||
|
||
name += "";
|
||
|
||
if (arguments.length < 2) {
|
||
var tween = get$1(this.node(), id).tween;
|
||
for (var i = 0, n = tween.length, t; i < n; ++i) {
|
||
if ((t = tween[i]).name === name) {
|
||
return t.value;
|
||
}
|
||
}
|
||
return null;
|
||
}
|
||
|
||
return this.each((value == null ? tweenRemove : tweenFunction)(id, name, value));
|
||
};
|
||
|
||
function tweenValue(transition, name, value) {
|
||
var id = transition._id;
|
||
|
||
transition.each(function() {
|
||
var schedule$$1 = set$1(this, id);
|
||
(schedule$$1.value || (schedule$$1.value = {}))[name] = value.apply(this, arguments);
|
||
});
|
||
|
||
return function(node) {
|
||
return get$1(node, id).value[name];
|
||
};
|
||
}
|
||
|
||
var interpolate = function(a, b) {
|
||
var c;
|
||
return (typeof b === "number" ? interpolateNumber
|
||
: b instanceof color ? interpolateRgb
|
||
: (c = color(b)) ? (b = c, interpolateRgb)
|
||
: interpolateString)(a, b);
|
||
};
|
||
|
||
function attrRemove$1(name) {
|
||
return function() {
|
||
this.removeAttribute(name);
|
||
};
|
||
}
|
||
|
||
function attrRemoveNS$1(fullname) {
|
||
return function() {
|
||
this.removeAttributeNS(fullname.space, fullname.local);
|
||
};
|
||
}
|
||
|
||
function attrConstant$1(name, interpolate$$1, value1) {
|
||
var value00,
|
||
interpolate0;
|
||
return function() {
|
||
var value0 = this.getAttribute(name);
|
||
return value0 === value1 ? null
|
||
: value0 === value00 ? interpolate0
|
||
: interpolate0 = interpolate$$1(value00 = value0, value1);
|
||
};
|
||
}
|
||
|
||
function attrConstantNS$1(fullname, interpolate$$1, value1) {
|
||
var value00,
|
||
interpolate0;
|
||
return function() {
|
||
var value0 = this.getAttributeNS(fullname.space, fullname.local);
|
||
return value0 === value1 ? null
|
||
: value0 === value00 ? interpolate0
|
||
: interpolate0 = interpolate$$1(value00 = value0, value1);
|
||
};
|
||
}
|
||
|
||
function attrFunction$1(name, interpolate$$1, value) {
|
||
var value00,
|
||
value10,
|
||
interpolate0;
|
||
return function() {
|
||
var value0, value1 = value(this);
|
||
if (value1 == null) return void this.removeAttribute(name);
|
||
value0 = this.getAttribute(name);
|
||
return value0 === value1 ? null
|
||
: value0 === value00 && value1 === value10 ? interpolate0
|
||
: interpolate0 = interpolate$$1(value00 = value0, value10 = value1);
|
||
};
|
||
}
|
||
|
||
function attrFunctionNS$1(fullname, interpolate$$1, value) {
|
||
var value00,
|
||
value10,
|
||
interpolate0;
|
||
return function() {
|
||
var value0, value1 = value(this);
|
||
if (value1 == null) return void this.removeAttributeNS(fullname.space, fullname.local);
|
||
value0 = this.getAttributeNS(fullname.space, fullname.local);
|
||
return value0 === value1 ? null
|
||
: value0 === value00 && value1 === value10 ? interpolate0
|
||
: interpolate0 = interpolate$$1(value00 = value0, value10 = value1);
|
||
};
|
||
}
|
||
|
||
var transition_attr = function(name, value) {
|
||
var fullname = namespace(name), i = fullname === "transform" ? interpolateTransformSvg : interpolate;
|
||
return this.attrTween(name, typeof value === "function"
|
||
? (fullname.local ? attrFunctionNS$1 : attrFunction$1)(fullname, i, tweenValue(this, "attr." + name, value))
|
||
: value == null ? (fullname.local ? attrRemoveNS$1 : attrRemove$1)(fullname)
|
||
: (fullname.local ? attrConstantNS$1 : attrConstant$1)(fullname, i, value + ""));
|
||
};
|
||
|
||
function attrTweenNS(fullname, value) {
|
||
function tween() {
|
||
var node = this, i = value.apply(node, arguments);
|
||
return i && function(t) {
|
||
node.setAttributeNS(fullname.space, fullname.local, i(t));
|
||
};
|
||
}
|
||
tween._value = value;
|
||
return tween;
|
||
}
|
||
|
||
function attrTween(name, value) {
|
||
function tween() {
|
||
var node = this, i = value.apply(node, arguments);
|
||
return i && function(t) {
|
||
node.setAttribute(name, i(t));
|
||
};
|
||
}
|
||
tween._value = value;
|
||
return tween;
|
||
}
|
||
|
||
var transition_attrTween = function(name, value) {
|
||
var key = "attr." + name;
|
||
if (arguments.length < 2) return (key = this.tween(key)) && key._value;
|
||
if (value == null) return this.tween(key, null);
|
||
if (typeof value !== "function") throw new Error;
|
||
var fullname = namespace(name);
|
||
return this.tween(key, (fullname.local ? attrTweenNS : attrTween)(fullname, value));
|
||
};
|
||
|
||
function delayFunction(id, value) {
|
||
return function() {
|
||
init(this, id).delay = +value.apply(this, arguments);
|
||
};
|
||
}
|
||
|
||
function delayConstant(id, value) {
|
||
return value = +value, function() {
|
||
init(this, id).delay = value;
|
||
};
|
||
}
|
||
|
||
var transition_delay = function(value) {
|
||
var id = this._id;
|
||
|
||
return arguments.length
|
||
? this.each((typeof value === "function"
|
||
? delayFunction
|
||
: delayConstant)(id, value))
|
||
: get$1(this.node(), id).delay;
|
||
};
|
||
|
||
function durationFunction(id, value) {
|
||
return function() {
|
||
set$1(this, id).duration = +value.apply(this, arguments);
|
||
};
|
||
}
|
||
|
||
function durationConstant(id, value) {
|
||
return value = +value, function() {
|
||
set$1(this, id).duration = value;
|
||
};
|
||
}
|
||
|
||
var transition_duration = function(value) {
|
||
var id = this._id;
|
||
|
||
return arguments.length
|
||
? this.each((typeof value === "function"
|
||
? durationFunction
|
||
: durationConstant)(id, value))
|
||
: get$1(this.node(), id).duration;
|
||
};
|
||
|
||
function easeConstant(id, value) {
|
||
if (typeof value !== "function") throw new Error;
|
||
return function() {
|
||
set$1(this, id).ease = value;
|
||
};
|
||
}
|
||
|
||
var transition_ease = function(value) {
|
||
var id = this._id;
|
||
|
||
return arguments.length
|
||
? this.each(easeConstant(id, value))
|
||
: get$1(this.node(), id).ease;
|
||
};
|
||
|
||
var transition_filter = function(match) {
|
||
if (typeof match !== "function") match = matcher$1(match);
|
||
|
||
for (var groups = this._groups, m = groups.length, subgroups = new Array(m), j = 0; j < m; ++j) {
|
||
for (var group = groups[j], n = group.length, subgroup = subgroups[j] = [], node, i = 0; i < n; ++i) {
|
||
if ((node = group[i]) && match.call(node, node.__data__, i, group)) {
|
||
subgroup.push(node);
|
||
}
|
||
}
|
||
}
|
||
|
||
return new Transition(subgroups, this._parents, this._name, this._id);
|
||
};
|
||
|
||
var transition_merge = function(transition$$1) {
|
||
if (transition$$1._id !== this._id) throw new Error;
|
||
|
||
for (var groups0 = this._groups, groups1 = transition$$1._groups, m0 = groups0.length, m1 = groups1.length, m = Math.min(m0, m1), merges = new Array(m0), j = 0; j < m; ++j) {
|
||
for (var group0 = groups0[j], group1 = groups1[j], n = group0.length, merge = merges[j] = new Array(n), node, i = 0; i < n; ++i) {
|
||
if (node = group0[i] || group1[i]) {
|
||
merge[i] = node;
|
||
}
|
||
}
|
||
}
|
||
|
||
for (; j < m0; ++j) {
|
||
merges[j] = groups0[j];
|
||
}
|
||
|
||
return new Transition(merges, this._parents, this._name, this._id);
|
||
};
|
||
|
||
function start(name) {
|
||
return (name + "").trim().split(/^|\s+/).every(function(t) {
|
||
var i = t.indexOf(".");
|
||
if (i >= 0) t = t.slice(0, i);
|
||
return !t || t === "start";
|
||
});
|
||
}
|
||
|
||
function onFunction(id, name, listener) {
|
||
var on0, on1, sit = start(name) ? init : set$1;
|
||
return function() {
|
||
var schedule$$1 = sit(this, id),
|
||
on = schedule$$1.on;
|
||
|
||
// If this node shared a dispatch with the previous node,
|
||
// just assign the updated shared dispatch and we’re done!
|
||
// Otherwise, copy-on-write.
|
||
if (on !== on0) (on1 = (on0 = on).copy()).on(name, listener);
|
||
|
||
schedule$$1.on = on1;
|
||
};
|
||
}
|
||
|
||
var transition_on = function(name, listener) {
|
||
var id = this._id;
|
||
|
||
return arguments.length < 2
|
||
? get$1(this.node(), id).on.on(name)
|
||
: this.each(onFunction(id, name, listener));
|
||
};
|
||
|
||
function removeFunction(id) {
|
||
return function() {
|
||
var parent = this.parentNode;
|
||
for (var i in this.__transition) if (+i !== id) return;
|
||
if (parent) parent.removeChild(this);
|
||
};
|
||
}
|
||
|
||
var transition_remove = function() {
|
||
return this.on("end.remove", removeFunction(this._id));
|
||
};
|
||
|
||
var transition_select = function(select) {
|
||
var name = this._name,
|
||
id = this._id;
|
||
|
||
if (typeof select !== "function") select = selector(select);
|
||
|
||
for (var groups = this._groups, m = groups.length, subgroups = new Array(m), j = 0; j < m; ++j) {
|
||
for (var group = groups[j], n = group.length, subgroup = subgroups[j] = new Array(n), node, subnode, i = 0; i < n; ++i) {
|
||
if ((node = group[i]) && (subnode = select.call(node, node.__data__, i, group))) {
|
||
if ("__data__" in node) subnode.__data__ = node.__data__;
|
||
subgroup[i] = subnode;
|
||
schedule(subgroup[i], name, id, i, subgroup, get$1(node, id));
|
||
}
|
||
}
|
||
}
|
||
|
||
return new Transition(subgroups, this._parents, name, id);
|
||
};
|
||
|
||
var transition_selectAll = function(select) {
|
||
var name = this._name,
|
||
id = this._id;
|
||
|
||
if (typeof select !== "function") select = selectorAll(select);
|
||
|
||
for (var groups = this._groups, m = groups.length, subgroups = [], parents = [], j = 0; j < m; ++j) {
|
||
for (var group = groups[j], n = group.length, node, i = 0; i < n; ++i) {
|
||
if (node = group[i]) {
|
||
for (var children = select.call(node, node.__data__, i, group), child, inherit = get$1(node, id), k = 0, l = children.length; k < l; ++k) {
|
||
if (child = children[k]) {
|
||
schedule(child, name, id, k, children, inherit);
|
||
}
|
||
}
|
||
subgroups.push(children);
|
||
parents.push(node);
|
||
}
|
||
}
|
||
}
|
||
|
||
return new Transition(subgroups, parents, name, id);
|
||
};
|
||
|
||
var Selection$1 = selection.prototype.constructor;
|
||
|
||
var transition_selection = function() {
|
||
return new Selection$1(this._groups, this._parents);
|
||
};
|
||
|
||
function styleRemove$1(name, interpolate$$1) {
|
||
var value00,
|
||
value10,
|
||
interpolate0;
|
||
return function() {
|
||
var value0 = styleValue(this, name),
|
||
value1 = (this.style.removeProperty(name), styleValue(this, name));
|
||
return value0 === value1 ? null
|
||
: value0 === value00 && value1 === value10 ? interpolate0
|
||
: interpolate0 = interpolate$$1(value00 = value0, value10 = value1);
|
||
};
|
||
}
|
||
|
||
function styleRemoveEnd(name) {
|
||
return function() {
|
||
this.style.removeProperty(name);
|
||
};
|
||
}
|
||
|
||
function styleConstant$1(name, interpolate$$1, value1) {
|
||
var value00,
|
||
interpolate0;
|
||
return function() {
|
||
var value0 = styleValue(this, name);
|
||
return value0 === value1 ? null
|
||
: value0 === value00 ? interpolate0
|
||
: interpolate0 = interpolate$$1(value00 = value0, value1);
|
||
};
|
||
}
|
||
|
||
function styleFunction$1(name, interpolate$$1, value) {
|
||
var value00,
|
||
value10,
|
||
interpolate0;
|
||
return function() {
|
||
var value0 = styleValue(this, name),
|
||
value1 = value(this);
|
||
if (value1 == null) value1 = (this.style.removeProperty(name), styleValue(this, name));
|
||
return value0 === value1 ? null
|
||
: value0 === value00 && value1 === value10 ? interpolate0
|
||
: interpolate0 = interpolate$$1(value00 = value0, value10 = value1);
|
||
};
|
||
}
|
||
|
||
var transition_style = function(name, value, priority) {
|
||
var i = (name += "") === "transform" ? interpolateTransformCss : interpolate;
|
||
return value == null ? this
|
||
.styleTween(name, styleRemove$1(name, i))
|
||
.on("end.style." + name, styleRemoveEnd(name))
|
||
: this.styleTween(name, typeof value === "function"
|
||
? styleFunction$1(name, i, tweenValue(this, "style." + name, value))
|
||
: styleConstant$1(name, i, value + ""), priority);
|
||
};
|
||
|
||
function styleTween(name, value, priority) {
|
||
function tween() {
|
||
var node = this, i = value.apply(node, arguments);
|
||
return i && function(t) {
|
||
node.style.setProperty(name, i(t), priority);
|
||
};
|
||
}
|
||
tween._value = value;
|
||
return tween;
|
||
}
|
||
|
||
var transition_styleTween = function(name, value, priority) {
|
||
var key = "style." + (name += "");
|
||
if (arguments.length < 2) return (key = this.tween(key)) && key._value;
|
||
if (value == null) return this.tween(key, null);
|
||
if (typeof value !== "function") throw new Error;
|
||
return this.tween(key, styleTween(name, value, priority == null ? "" : priority));
|
||
};
|
||
|
||
function textConstant$1(value) {
|
||
return function() {
|
||
this.textContent = value;
|
||
};
|
||
}
|
||
|
||
function textFunction$1(value) {
|
||
return function() {
|
||
var value1 = value(this);
|
||
this.textContent = value1 == null ? "" : value1;
|
||
};
|
||
}
|
||
|
||
var transition_text = function(value) {
|
||
return this.tween("text", typeof value === "function"
|
||
? textFunction$1(tweenValue(this, "text", value))
|
||
: textConstant$1(value == null ? "" : value + ""));
|
||
};
|
||
|
||
var transition_transition = function() {
|
||
var name = this._name,
|
||
id0 = this._id,
|
||
id1 = newId();
|
||
|
||
for (var groups = this._groups, m = groups.length, j = 0; j < m; ++j) {
|
||
for (var group = groups[j], n = group.length, node, i = 0; i < n; ++i) {
|
||
if (node = group[i]) {
|
||
var inherit = get$1(node, id0);
|
||
schedule(node, name, id1, i, group, {
|
||
time: inherit.time + inherit.delay + inherit.duration,
|
||
delay: 0,
|
||
duration: inherit.duration,
|
||
ease: inherit.ease
|
||
});
|
||
}
|
||
}
|
||
}
|
||
|
||
return new Transition(groups, this._parents, name, id1);
|
||
};
|
||
|
||
var id = 0;
|
||
|
||
function Transition(groups, parents, name, id) {
|
||
this._groups = groups;
|
||
this._parents = parents;
|
||
this._name = name;
|
||
this._id = id;
|
||
}
|
||
|
||
function transition(name) {
|
||
return selection().transition(name);
|
||
}
|
||
|
||
function newId() {
|
||
return ++id;
|
||
}
|
||
|
||
var selection_prototype = selection.prototype;
|
||
|
||
Transition.prototype = transition.prototype = {
|
||
constructor: Transition,
|
||
select: transition_select,
|
||
selectAll: transition_selectAll,
|
||
filter: transition_filter,
|
||
merge: transition_merge,
|
||
selection: transition_selection,
|
||
transition: transition_transition,
|
||
call: selection_prototype.call,
|
||
nodes: selection_prototype.nodes,
|
||
node: selection_prototype.node,
|
||
size: selection_prototype.size,
|
||
empty: selection_prototype.empty,
|
||
each: selection_prototype.each,
|
||
on: transition_on,
|
||
attr: transition_attr,
|
||
attrTween: transition_attrTween,
|
||
style: transition_style,
|
||
styleTween: transition_styleTween,
|
||
text: transition_text,
|
||
remove: transition_remove,
|
||
tween: transition_tween,
|
||
delay: transition_delay,
|
||
duration: transition_duration,
|
||
ease: transition_ease
|
||
};
|
||
|
||
function linear$1(t) {
|
||
return +t;
|
||
}
|
||
|
||
function cubicInOut(t) {
|
||
return ((t *= 2) <= 1 ? t * t * t : (t -= 2) * t * t + 2) / 2;
|
||
}
|
||
|
||
var defaultTiming = {
|
||
time: null, // Set on use.
|
||
delay: 0,
|
||
duration: 250,
|
||
ease: cubicInOut
|
||
};
|
||
|
||
function inherit(node, id) {
|
||
var timing;
|
||
while (!(timing = node.__transition) || !(timing = timing[id])) {
|
||
if (!(node = node.parentNode)) {
|
||
return defaultTiming.time = now(), defaultTiming;
|
||
}
|
||
}
|
||
return timing;
|
||
}
|
||
|
||
var selection_transition = function(name) {
|
||
var id,
|
||
timing;
|
||
|
||
if (name instanceof Transition) {
|
||
id = name._id, name = name._name;
|
||
} else {
|
||
id = newId(), (timing = defaultTiming).time = now(), name = name == null ? null : name + "";
|
||
}
|
||
|
||
for (var groups = this._groups, m = groups.length, j = 0; j < m; ++j) {
|
||
for (var group = groups[j], n = group.length, node, i = 0; i < n; ++i) {
|
||
if (node = group[i]) {
|
||
schedule(node, name, id, i, group, timing || inherit(node, id));
|
||
}
|
||
}
|
||
}
|
||
|
||
return new Transition(groups, this._parents, name, id);
|
||
};
|
||
|
||
selection.prototype.interrupt = selection_interrupt;
|
||
selection.prototype.transition = selection_transition;
|
||
|
||
var root$1 = [null];
|
||
|
||
var active = function(node, name) {
|
||
var schedules = node.__transition,
|
||
schedule$$1,
|
||
i;
|
||
|
||
if (schedules) {
|
||
name = name == null ? null : name + "";
|
||
for (i in schedules) {
|
||
if ((schedule$$1 = schedules[i]).state > SCHEDULED && schedule$$1.name === name) {
|
||
return new Transition([[node]], root$1, name, +i);
|
||
}
|
||
}
|
||
}
|
||
|
||
return null;
|
||
};
|
||
|
||
var constant$3 = function(x) {
|
||
return function() {
|
||
return x;
|
||
};
|
||
};
|
||
|
||
function ZoomEvent(target, type, transform) {
|
||
this.target = target;
|
||
this.type = type;
|
||
this.transform = transform;
|
||
}
|
||
|
||
function Transform(k, x, y) {
|
||
this.k = k;
|
||
this.x = x;
|
||
this.y = y;
|
||
}
|
||
|
||
Transform.prototype = {
|
||
constructor: Transform,
|
||
scale: function(k) {
|
||
return k === 1 ? this : new Transform(this.k * k, this.x, this.y);
|
||
},
|
||
translate: function(x, y) {
|
||
return x === 0 & y === 0 ? this : new Transform(this.k, this.x + this.k * x, this.y + this.k * y);
|
||
},
|
||
apply: function(point) {
|
||
return [point[0] * this.k + this.x, point[1] * this.k + this.y];
|
||
},
|
||
applyX: function(x) {
|
||
return x * this.k + this.x;
|
||
},
|
||
applyY: function(y) {
|
||
return y * this.k + this.y;
|
||
},
|
||
invert: function(location) {
|
||
return [(location[0] - this.x) / this.k, (location[1] - this.y) / this.k];
|
||
},
|
||
invertX: function(x) {
|
||
return (x - this.x) / this.k;
|
||
},
|
||
invertY: function(y) {
|
||
return (y - this.y) / this.k;
|
||
},
|
||
rescaleX: function(x) {
|
||
return x.copy().domain(x.range().map(this.invertX, this).map(x.invert, x));
|
||
},
|
||
rescaleY: function(y) {
|
||
return y.copy().domain(y.range().map(this.invertY, this).map(y.invert, y));
|
||
},
|
||
toString: function() {
|
||
return "translate(" + this.x + "," + this.y + ") scale(" + this.k + ")";
|
||
}
|
||
};
|
||
|
||
var identity$1 = new Transform(1, 0, 0);
|
||
|
||
transform.prototype = Transform.prototype;
|
||
|
||
function transform(node) {
|
||
return node.__zoom || identity$1;
|
||
}
|
||
|
||
function nopropagation$1() {
|
||
exports.event.stopImmediatePropagation();
|
||
}
|
||
|
||
var noevent$1 = function() {
|
||
exports.event.preventDefault();
|
||
exports.event.stopImmediatePropagation();
|
||
};
|
||
|
||
// Ignore right-click, since that should open the context menu.
|
||
function defaultFilter$1() {
|
||
return !exports.event.button;
|
||
}
|
||
|
||
function defaultExtent() {
|
||
var e = this, w, h;
|
||
if (e instanceof SVGElement) {
|
||
e = e.ownerSVGElement || e;
|
||
w = e.width.baseVal.value;
|
||
h = e.height.baseVal.value;
|
||
} else {
|
||
w = e.clientWidth;
|
||
h = e.clientHeight;
|
||
}
|
||
return [[0, 0], [w, h]];
|
||
}
|
||
|
||
function defaultTransform() {
|
||
return this.__zoom || identity$1;
|
||
}
|
||
|
||
function defaultWheelDelta() {
|
||
return -exports.event.deltaY * (exports.event.deltaMode ? 120 : 1) / 500;
|
||
}
|
||
|
||
function defaultTouchable$1() {
|
||
return "ontouchstart" in this;
|
||
}
|
||
|
||
function defaultConstrain(transform$$1, extent, translateExtent) {
|
||
var dx0 = transform$$1.invertX(extent[0][0]) - translateExtent[0][0],
|
||
dx1 = transform$$1.invertX(extent[1][0]) - translateExtent[1][0],
|
||
dy0 = transform$$1.invertY(extent[0][1]) - translateExtent[0][1],
|
||
dy1 = transform$$1.invertY(extent[1][1]) - translateExtent[1][1];
|
||
return transform$$1.translate(
|
||
dx1 > dx0 ? (dx0 + dx1) / 2 : Math.min(0, dx0) || Math.max(0, dx1),
|
||
dy1 > dy0 ? (dy0 + dy1) / 2 : Math.min(0, dy0) || Math.max(0, dy1)
|
||
);
|
||
}
|
||
|
||
var zoom = function() {
|
||
var filter = defaultFilter$1,
|
||
extent = defaultExtent,
|
||
constrain = defaultConstrain,
|
||
wheelDelta = defaultWheelDelta,
|
||
touchable = defaultTouchable$1,
|
||
scaleExtent = [0, Infinity],
|
||
translateExtent = [[-Infinity, -Infinity], [Infinity, Infinity]],
|
||
duration = 250,
|
||
interpolate = interpolateZoom,
|
||
gestures = [],
|
||
listeners = dispatch("start", "zoom", "end"),
|
||
touchstarting,
|
||
touchending,
|
||
touchDelay = 500,
|
||
wheelDelay = 150,
|
||
clickDistance2 = 0;
|
||
|
||
function zoom(selection) {
|
||
selection
|
||
.property("__zoom", defaultTransform)
|
||
.on("wheel.zoom", wheeled)
|
||
.on("mousedown.zoom", mousedowned)
|
||
.on("dblclick.zoom", dblclicked)
|
||
.filter(touchable)
|
||
.on("touchstart.zoom", touchstarted)
|
||
.on("touchmove.zoom", touchmoved)
|
||
.on("touchend.zoom touchcancel.zoom", touchended)
|
||
.style("touch-action", "none")
|
||
.style("-webkit-tap-highlight-color", "rgba(0,0,0,0)");
|
||
}
|
||
|
||
zoom.transform = function(collection, transform$$1) {
|
||
var selection = collection.selection ? collection.selection() : collection;
|
||
selection.property("__zoom", defaultTransform);
|
||
if (collection !== selection) {
|
||
schedule(collection, transform$$1);
|
||
} else {
|
||
selection.interrupt().each(function() {
|
||
gesture(this, arguments)
|
||
.start()
|
||
.zoom(null, typeof transform$$1 === "function" ? transform$$1.apply(this, arguments) : transform$$1)
|
||
.end();
|
||
});
|
||
}
|
||
};
|
||
|
||
zoom.scaleBy = function(selection, k) {
|
||
zoom.scaleTo(selection, function() {
|
||
var k0 = this.__zoom.k,
|
||
k1 = typeof k === "function" ? k.apply(this, arguments) : k;
|
||
return k0 * k1;
|
||
});
|
||
};
|
||
|
||
zoom.scaleTo = function(selection, k) {
|
||
zoom.transform(selection, function() {
|
||
var e = extent.apply(this, arguments),
|
||
t0 = this.__zoom,
|
||
p0 = centroid(e),
|
||
p1 = t0.invert(p0),
|
||
k1 = typeof k === "function" ? k.apply(this, arguments) : k;
|
||
return constrain(translate(scale(t0, k1), p0, p1), e, translateExtent);
|
||
});
|
||
};
|
||
|
||
zoom.translateBy = function(selection, x, y) {
|
||
zoom.transform(selection, function() {
|
||
return constrain(this.__zoom.translate(
|
||
typeof x === "function" ? x.apply(this, arguments) : x,
|
||
typeof y === "function" ? y.apply(this, arguments) : y
|
||
), extent.apply(this, arguments), translateExtent);
|
||
});
|
||
};
|
||
|
||
zoom.translateTo = function(selection, x, y) {
|
||
zoom.transform(selection, function() {
|
||
var e = extent.apply(this, arguments),
|
||
t = this.__zoom,
|
||
p = centroid(e);
|
||
return constrain(identity$1.translate(p[0], p[1]).scale(t.k).translate(
|
||
typeof x === "function" ? -x.apply(this, arguments) : -x,
|
||
typeof y === "function" ? -y.apply(this, arguments) : -y
|
||
), e, translateExtent);
|
||
});
|
||
};
|
||
|
||
function scale(transform$$1, k) {
|
||
k = Math.max(scaleExtent[0], Math.min(scaleExtent[1], k));
|
||
return k === transform$$1.k ? transform$$1 : new Transform(k, transform$$1.x, transform$$1.y);
|
||
}
|
||
|
||
function translate(transform$$1, p0, p1) {
|
||
var x = p0[0] - p1[0] * transform$$1.k, y = p0[1] - p1[1] * transform$$1.k;
|
||
return x === transform$$1.x && y === transform$$1.y ? transform$$1 : new Transform(transform$$1.k, x, y);
|
||
}
|
||
|
||
function centroid(extent) {
|
||
return [(+extent[0][0] + +extent[1][0]) / 2, (+extent[0][1] + +extent[1][1]) / 2];
|
||
}
|
||
|
||
function schedule(transition, transform$$1, center) {
|
||
transition
|
||
.on("start.zoom", function() { gesture(this, arguments).start(); })
|
||
.on("interrupt.zoom end.zoom", function() { gesture(this, arguments).end(); })
|
||
.tween("zoom", function() {
|
||
var that = this,
|
||
args = arguments,
|
||
g = gesture(that, args),
|
||
e = extent.apply(that, args),
|
||
p = center || centroid(e),
|
||
w = Math.max(e[1][0] - e[0][0], e[1][1] - e[0][1]),
|
||
a = that.__zoom,
|
||
b = typeof transform$$1 === "function" ? transform$$1.apply(that, args) : transform$$1,
|
||
i = interpolate(a.invert(p).concat(w / a.k), b.invert(p).concat(w / b.k));
|
||
return function(t) {
|
||
if (t === 1) t = b; // Avoid rounding error on end.
|
||
else { var l = i(t), k = w / l[2]; t = new Transform(k, p[0] - l[0] * k, p[1] - l[1] * k); }
|
||
g.zoom(null, t);
|
||
};
|
||
});
|
||
}
|
||
|
||
function gesture(that, args) {
|
||
for (var i = 0, n = gestures.length, g; i < n; ++i) {
|
||
if ((g = gestures[i]).that === that) {
|
||
return g;
|
||
}
|
||
}
|
||
return new Gesture(that, args);
|
||
}
|
||
|
||
function Gesture(that, args) {
|
||
this.that = that;
|
||
this.args = args;
|
||
this.index = -1;
|
||
this.active = 0;
|
||
this.extent = extent.apply(that, args);
|
||
}
|
||
|
||
Gesture.prototype = {
|
||
start: function() {
|
||
if (++this.active === 1) {
|
||
this.index = gestures.push(this) - 1;
|
||
this.emit("start");
|
||
}
|
||
return this;
|
||
},
|
||
zoom: function(key, transform$$1) {
|
||
if (this.mouse && key !== "mouse") this.mouse[1] = transform$$1.invert(this.mouse[0]);
|
||
if (this.touch0 && key !== "touch") this.touch0[1] = transform$$1.invert(this.touch0[0]);
|
||
if (this.touch1 && key !== "touch") this.touch1[1] = transform$$1.invert(this.touch1[0]);
|
||
this.that.__zoom = transform$$1;
|
||
this.emit("zoom");
|
||
return this;
|
||
},
|
||
end: function() {
|
||
if (--this.active === 0) {
|
||
gestures.splice(this.index, 1);
|
||
this.index = -1;
|
||
this.emit("end");
|
||
}
|
||
return this;
|
||
},
|
||
emit: function(type) {
|
||
customEvent(new ZoomEvent(zoom, type, this.that.__zoom), listeners.apply, listeners, [type, this.that, this.args]);
|
||
}
|
||
};
|
||
|
||
function wheeled() {
|
||
if (!filter.apply(this, arguments)) return;
|
||
var g = gesture(this, arguments),
|
||
t = this.__zoom,
|
||
k = Math.max(scaleExtent[0], Math.min(scaleExtent[1], t.k * Math.pow(2, wheelDelta.apply(this, arguments)))),
|
||
p = mouse(this);
|
||
|
||
// If the mouse is in the same location as before, reuse it.
|
||
// If there were recent wheel events, reset the wheel idle timeout.
|
||
if (g.wheel) {
|
||
if (g.mouse[0][0] !== p[0] || g.mouse[0][1] !== p[1]) {
|
||
g.mouse[1] = t.invert(g.mouse[0] = p);
|
||
}
|
||
clearTimeout(g.wheel);
|
||
}
|
||
|
||
// If this wheel event won’t trigger a transform change, ignore it.
|
||
else if (t.k === k) return;
|
||
|
||
// Otherwise, capture the mouse point and location at the start.
|
||
else {
|
||
g.mouse = [p, t.invert(p)];
|
||
interrupt(this);
|
||
g.start();
|
||
}
|
||
|
||
noevent$1();
|
||
g.wheel = setTimeout(wheelidled, wheelDelay);
|
||
g.zoom("mouse", constrain(translate(scale(t, k), g.mouse[0], g.mouse[1]), g.extent, translateExtent));
|
||
|
||
function wheelidled() {
|
||
g.wheel = null;
|
||
g.end();
|
||
}
|
||
}
|
||
|
||
function mousedowned() {
|
||
if (touchending || !filter.apply(this, arguments)) return;
|
||
var g = gesture(this, arguments),
|
||
v = select(exports.event.view).on("mousemove.zoom", mousemoved, true).on("mouseup.zoom", mouseupped, true),
|
||
p = mouse(this),
|
||
x0 = exports.event.clientX,
|
||
y0 = exports.event.clientY;
|
||
|
||
dragDisable(exports.event.view);
|
||
nopropagation$1();
|
||
g.mouse = [p, this.__zoom.invert(p)];
|
||
interrupt(this);
|
||
g.start();
|
||
|
||
function mousemoved() {
|
||
noevent$1();
|
||
if (!g.moved) {
|
||
var dx = exports.event.clientX - x0, dy = exports.event.clientY - y0;
|
||
g.moved = dx * dx + dy * dy > clickDistance2;
|
||
}
|
||
g.zoom("mouse", constrain(translate(g.that.__zoom, g.mouse[0] = mouse(g.that), g.mouse[1]), g.extent, translateExtent));
|
||
}
|
||
|
||
function mouseupped() {
|
||
v.on("mousemove.zoom mouseup.zoom", null);
|
||
yesdrag(exports.event.view, g.moved);
|
||
noevent$1();
|
||
g.end();
|
||
}
|
||
}
|
||
|
||
function dblclicked() {
|
||
if (!filter.apply(this, arguments)) return;
|
||
var t0 = this.__zoom,
|
||
p0 = mouse(this),
|
||
p1 = t0.invert(p0),
|
||
k1 = t0.k * (exports.event.shiftKey ? 0.5 : 2),
|
||
t1 = constrain(translate(scale(t0, k1), p0, p1), extent.apply(this, arguments), translateExtent);
|
||
|
||
noevent$1();
|
||
if (duration > 0) select(this).transition().duration(duration).call(schedule, t1, p0);
|
||
else select(this).call(zoom.transform, t1);
|
||
}
|
||
|
||
function touchstarted() {
|
||
if (!filter.apply(this, arguments)) return;
|
||
var g = gesture(this, arguments),
|
||
touches = exports.event.changedTouches,
|
||
started,
|
||
n = touches.length, i, t, p;
|
||
|
||
nopropagation$1();
|
||
for (i = 0; i < n; ++i) {
|
||
t = touches[i], p = touch(this, touches, t.identifier);
|
||
p = [p, this.__zoom.invert(p), t.identifier];
|
||
if (!g.touch0) g.touch0 = p, started = true;
|
||
else if (!g.touch1) g.touch1 = p;
|
||
}
|
||
|
||
// If this is a dbltap, reroute to the (optional) dblclick.zoom handler.
|
||
if (touchstarting) {
|
||
touchstarting = clearTimeout(touchstarting);
|
||
if (!g.touch1) {
|
||
g.end();
|
||
p = select(this).on("dblclick.zoom");
|
||
if (p) p.apply(this, arguments);
|
||
return;
|
||
}
|
||
}
|
||
|
||
if (started) {
|
||
touchstarting = setTimeout(function() { touchstarting = null; }, touchDelay);
|
||
interrupt(this);
|
||
g.start();
|
||
}
|
||
}
|
||
|
||
function touchmoved() {
|
||
var g = gesture(this, arguments),
|
||
touches = exports.event.changedTouches,
|
||
n = touches.length, i, t, p, l;
|
||
|
||
noevent$1();
|
||
if (touchstarting) touchstarting = clearTimeout(touchstarting);
|
||
for (i = 0; i < n; ++i) {
|
||
t = touches[i], p = touch(this, touches, t.identifier);
|
||
if (g.touch0 && g.touch0[2] === t.identifier) g.touch0[0] = p;
|
||
else if (g.touch1 && g.touch1[2] === t.identifier) g.touch1[0] = p;
|
||
}
|
||
t = g.that.__zoom;
|
||
if (g.touch1) {
|
||
var p0 = g.touch0[0], l0 = g.touch0[1],
|
||
p1 = g.touch1[0], l1 = g.touch1[1],
|
||
dp = (dp = p1[0] - p0[0]) * dp + (dp = p1[1] - p0[1]) * dp,
|
||
dl = (dl = l1[0] - l0[0]) * dl + (dl = l1[1] - l0[1]) * dl;
|
||
t = scale(t, Math.sqrt(dp / dl));
|
||
p = [(p0[0] + p1[0]) / 2, (p0[1] + p1[1]) / 2];
|
||
l = [(l0[0] + l1[0]) / 2, (l0[1] + l1[1]) / 2];
|
||
}
|
||
else if (g.touch0) p = g.touch0[0], l = g.touch0[1];
|
||
else return;
|
||
g.zoom("touch", constrain(translate(t, p, l), g.extent, translateExtent));
|
||
}
|
||
|
||
function touchended() {
|
||
var g = gesture(this, arguments),
|
||
touches = exports.event.changedTouches,
|
||
n = touches.length, i, t;
|
||
|
||
nopropagation$1();
|
||
if (touchending) clearTimeout(touchending);
|
||
touchending = setTimeout(function() { touchending = null; }, touchDelay);
|
||
for (i = 0; i < n; ++i) {
|
||
t = touches[i];
|
||
if (g.touch0 && g.touch0[2] === t.identifier) delete g.touch0;
|
||
else if (g.touch1 && g.touch1[2] === t.identifier) delete g.touch1;
|
||
}
|
||
if (g.touch1 && !g.touch0) g.touch0 = g.touch1, delete g.touch1;
|
||
if (g.touch0) g.touch0[1] = this.__zoom.invert(g.touch0[0]);
|
||
else g.end();
|
||
}
|
||
|
||
zoom.wheelDelta = function(_) {
|
||
return arguments.length ? (wheelDelta = typeof _ === "function" ? _ : constant$3(+_), zoom) : wheelDelta;
|
||
};
|
||
|
||
zoom.filter = function(_) {
|
||
return arguments.length ? (filter = typeof _ === "function" ? _ : constant$3(!!_), zoom) : filter;
|
||
};
|
||
|
||
zoom.touchable = function(_) {
|
||
return arguments.length ? (touchable = typeof _ === "function" ? _ : constant$3(!!_), zoom) : touchable;
|
||
};
|
||
|
||
zoom.extent = function(_) {
|
||
return arguments.length ? (extent = typeof _ === "function" ? _ : constant$3([[+_[0][0], +_[0][1]], [+_[1][0], +_[1][1]]]), zoom) : extent;
|
||
};
|
||
|
||
zoom.scaleExtent = function(_) {
|
||
return arguments.length ? (scaleExtent[0] = +_[0], scaleExtent[1] = +_[1], zoom) : [scaleExtent[0], scaleExtent[1]];
|
||
};
|
||
|
||
zoom.translateExtent = function(_) {
|
||
return arguments.length ? (translateExtent[0][0] = +_[0][0], translateExtent[1][0] = +_[1][0], translateExtent[0][1] = +_[0][1], translateExtent[1][1] = +_[1][1], zoom) : [[translateExtent[0][0], translateExtent[0][1]], [translateExtent[1][0], translateExtent[1][1]]];
|
||
};
|
||
|
||
zoom.constrain = function(_) {
|
||
return arguments.length ? (constrain = _, zoom) : constrain;
|
||
};
|
||
|
||
zoom.duration = function(_) {
|
||
return arguments.length ? (duration = +_, zoom) : duration;
|
||
};
|
||
|
||
zoom.interpolate = function(_) {
|
||
return arguments.length ? (interpolate = _, zoom) : interpolate;
|
||
};
|
||
|
||
zoom.on = function() {
|
||
var value = listeners.on.apply(listeners, arguments);
|
||
return value === listeners ? zoom : value;
|
||
};
|
||
|
||
zoom.clickDistance = function(_) {
|
||
return arguments.length ? (clickDistance2 = (_ = +_) * _, zoom) : Math.sqrt(clickDistance2);
|
||
};
|
||
|
||
return zoom;
|
||
};
|
||
|
||
var center = function(x, y) {
|
||
var nodes;
|
||
|
||
if (x == null) x = 0;
|
||
if (y == null) y = 0;
|
||
|
||
function force() {
|
||
var i,
|
||
n = nodes.length,
|
||
node,
|
||
sx = 0,
|
||
sy = 0;
|
||
|
||
for (i = 0; i < n; ++i) {
|
||
node = nodes[i], sx += node.x, sy += node.y;
|
||
}
|
||
|
||
for (sx = sx / n - x, sy = sy / n - y, i = 0; i < n; ++i) {
|
||
node = nodes[i], node.x -= sx, node.y -= sy;
|
||
}
|
||
}
|
||
|
||
force.initialize = function(_) {
|
||
nodes = _;
|
||
};
|
||
|
||
force.x = function(_) {
|
||
return arguments.length ? (x = +_, force) : x;
|
||
};
|
||
|
||
force.y = function(_) {
|
||
return arguments.length ? (y = +_, force) : y;
|
||
};
|
||
|
||
return force;
|
||
};
|
||
|
||
var constant$4 = function(x) {
|
||
return function() {
|
||
return x;
|
||
};
|
||
};
|
||
|
||
var jiggle = function() {
|
||
return (Math.random() - 0.5) * 1e-6;
|
||
};
|
||
|
||
var tree_add = function(d) {
|
||
var x = +this._x.call(null, d),
|
||
y = +this._y.call(null, d);
|
||
return add(this.cover(x, y), x, y, d);
|
||
};
|
||
|
||
function add(tree, x, y, d) {
|
||
if (isNaN(x) || isNaN(y)) return tree; // ignore invalid points
|
||
|
||
var parent,
|
||
node = tree._root,
|
||
leaf = {data: d},
|
||
x0 = tree._x0,
|
||
y0 = tree._y0,
|
||
x1 = tree._x1,
|
||
y1 = tree._y1,
|
||
xm,
|
||
ym,
|
||
xp,
|
||
yp,
|
||
right,
|
||
bottom,
|
||
i,
|
||
j;
|
||
|
||
// If the tree is empty, initialize the root as a leaf.
|
||
if (!node) return tree._root = leaf, tree;
|
||
|
||
// Find the existing leaf for the new point, or add it.
|
||
while (node.length) {
|
||
if (right = x >= (xm = (x0 + x1) / 2)) x0 = xm; else x1 = xm;
|
||
if (bottom = y >= (ym = (y0 + y1) / 2)) y0 = ym; else y1 = ym;
|
||
if (parent = node, !(node = node[i = bottom << 1 | right])) return parent[i] = leaf, tree;
|
||
}
|
||
|
||
// Is the new point is exactly coincident with the existing point?
|
||
xp = +tree._x.call(null, node.data);
|
||
yp = +tree._y.call(null, node.data);
|
||
if (x === xp && y === yp) return leaf.next = node, parent ? parent[i] = leaf : tree._root = leaf, tree;
|
||
|
||
// Otherwise, split the leaf node until the old and new point are separated.
|
||
do {
|
||
parent = parent ? parent[i] = new Array(4) : tree._root = new Array(4);
|
||
if (right = x >= (xm = (x0 + x1) / 2)) x0 = xm; else x1 = xm;
|
||
if (bottom = y >= (ym = (y0 + y1) / 2)) y0 = ym; else y1 = ym;
|
||
} while ((i = bottom << 1 | right) === (j = (yp >= ym) << 1 | (xp >= xm)));
|
||
return parent[j] = node, parent[i] = leaf, tree;
|
||
}
|
||
|
||
function addAll(data) {
|
||
var d, i, n = data.length,
|
||
x,
|
||
y,
|
||
xz = new Array(n),
|
||
yz = new Array(n),
|
||
x0 = Infinity,
|
||
y0 = Infinity,
|
||
x1 = -Infinity,
|
||
y1 = -Infinity;
|
||
|
||
// Compute the points and their extent.
|
||
for (i = 0; i < n; ++i) {
|
||
if (isNaN(x = +this._x.call(null, d = data[i])) || isNaN(y = +this._y.call(null, d))) continue;
|
||
xz[i] = x;
|
||
yz[i] = y;
|
||
if (x < x0) x0 = x;
|
||
if (x > x1) x1 = x;
|
||
if (y < y0) y0 = y;
|
||
if (y > y1) y1 = y;
|
||
}
|
||
|
||
// If there were no (valid) points, inherit the existing extent.
|
||
if (x1 < x0) x0 = this._x0, x1 = this._x1;
|
||
if (y1 < y0) y0 = this._y0, y1 = this._y1;
|
||
|
||
// Expand the tree to cover the new points.
|
||
this.cover(x0, y0).cover(x1, y1);
|
||
|
||
// Add the new points.
|
||
for (i = 0; i < n; ++i) {
|
||
add(this, xz[i], yz[i], data[i]);
|
||
}
|
||
|
||
return this;
|
||
}
|
||
|
||
var tree_cover = function(x, y) {
|
||
if (isNaN(x = +x) || isNaN(y = +y)) return this; // ignore invalid points
|
||
|
||
var x0 = this._x0,
|
||
y0 = this._y0,
|
||
x1 = this._x1,
|
||
y1 = this._y1;
|
||
|
||
// If the quadtree has no extent, initialize them.
|
||
// Integer extent are necessary so that if we later double the extent,
|
||
// the existing quadrant boundaries don’t change due to floating point error!
|
||
if (isNaN(x0)) {
|
||
x1 = (x0 = Math.floor(x)) + 1;
|
||
y1 = (y0 = Math.floor(y)) + 1;
|
||
}
|
||
|
||
// Otherwise, double repeatedly to cover.
|
||
else if (x0 > x || x > x1 || y0 > y || y > y1) {
|
||
var z = x1 - x0,
|
||
node = this._root,
|
||
parent,
|
||
i;
|
||
|
||
switch (i = (y < (y0 + y1) / 2) << 1 | (x < (x0 + x1) / 2)) {
|
||
case 0: {
|
||
do parent = new Array(4), parent[i] = node, node = parent;
|
||
while (z *= 2, x1 = x0 + z, y1 = y0 + z, x > x1 || y > y1);
|
||
break;
|
||
}
|
||
case 1: {
|
||
do parent = new Array(4), parent[i] = node, node = parent;
|
||
while (z *= 2, x0 = x1 - z, y1 = y0 + z, x0 > x || y > y1);
|
||
break;
|
||
}
|
||
case 2: {
|
||
do parent = new Array(4), parent[i] = node, node = parent;
|
||
while (z *= 2, x1 = x0 + z, y0 = y1 - z, x > x1 || y0 > y);
|
||
break;
|
||
}
|
||
case 3: {
|
||
do parent = new Array(4), parent[i] = node, node = parent;
|
||
while (z *= 2, x0 = x1 - z, y0 = y1 - z, x0 > x || y0 > y);
|
||
break;
|
||
}
|
||
}
|
||
|
||
if (this._root && this._root.length) this._root = node;
|
||
}
|
||
|
||
// If the quadtree covers the point already, just return.
|
||
else return this;
|
||
|
||
this._x0 = x0;
|
||
this._y0 = y0;
|
||
this._x1 = x1;
|
||
this._y1 = y1;
|
||
return this;
|
||
};
|
||
|
||
var tree_data = function() {
|
||
var data = [];
|
||
this.visit(function(node) {
|
||
if (!node.length) do data.push(node.data); while (node = node.next)
|
||
});
|
||
return data;
|
||
};
|
||
|
||
var tree_extent = function(_) {
|
||
return arguments.length
|
||
? this.cover(+_[0][0], +_[0][1]).cover(+_[1][0], +_[1][1])
|
||
: isNaN(this._x0) ? undefined : [[this._x0, this._y0], [this._x1, this._y1]];
|
||
};
|
||
|
||
var Quad = function(node, x0, y0, x1, y1) {
|
||
this.node = node;
|
||
this.x0 = x0;
|
||
this.y0 = y0;
|
||
this.x1 = x1;
|
||
this.y1 = y1;
|
||
};
|
||
|
||
var tree_find = function(x, y, radius) {
|
||
var data,
|
||
x0 = this._x0,
|
||
y0 = this._y0,
|
||
x1,
|
||
y1,
|
||
x2,
|
||
y2,
|
||
x3 = this._x1,
|
||
y3 = this._y1,
|
||
quads = [],
|
||
node = this._root,
|
||
q,
|
||
i;
|
||
|
||
if (node) quads.push(new Quad(node, x0, y0, x3, y3));
|
||
if (radius == null) radius = Infinity;
|
||
else {
|
||
x0 = x - radius, y0 = y - radius;
|
||
x3 = x + radius, y3 = y + radius;
|
||
radius *= radius;
|
||
}
|
||
|
||
while (q = quads.pop()) {
|
||
|
||
// Stop searching if this quadrant can’t contain a closer node.
|
||
if (!(node = q.node)
|
||
|| (x1 = q.x0) > x3
|
||
|| (y1 = q.y0) > y3
|
||
|| (x2 = q.x1) < x0
|
||
|| (y2 = q.y1) < y0) continue;
|
||
|
||
// Bisect the current quadrant.
|
||
if (node.length) {
|
||
var xm = (x1 + x2) / 2,
|
||
ym = (y1 + y2) / 2;
|
||
|
||
quads.push(
|
||
new Quad(node[3], xm, ym, x2, y2),
|
||
new Quad(node[2], x1, ym, xm, y2),
|
||
new Quad(node[1], xm, y1, x2, ym),
|
||
new Quad(node[0], x1, y1, xm, ym)
|
||
);
|
||
|
||
// Visit the closest quadrant first.
|
||
if (i = (y >= ym) << 1 | (x >= xm)) {
|
||
q = quads[quads.length - 1];
|
||
quads[quads.length - 1] = quads[quads.length - 1 - i];
|
||
quads[quads.length - 1 - i] = q;
|
||
}
|
||
}
|
||
|
||
// Visit this point. (Visiting coincident points isn’t necessary!)
|
||
else {
|
||
var dx = x - +this._x.call(null, node.data),
|
||
dy = y - +this._y.call(null, node.data),
|
||
d2 = dx * dx + dy * dy;
|
||
if (d2 < radius) {
|
||
var d = Math.sqrt(radius = d2);
|
||
x0 = x - d, y0 = y - d;
|
||
x3 = x + d, y3 = y + d;
|
||
data = node.data;
|
||
}
|
||
}
|
||
}
|
||
|
||
return data;
|
||
};
|
||
|
||
var tree_remove = function(d) {
|
||
if (isNaN(x = +this._x.call(null, d)) || isNaN(y = +this._y.call(null, d))) return this; // ignore invalid points
|
||
|
||
var parent,
|
||
node = this._root,
|
||
retainer,
|
||
previous,
|
||
next,
|
||
x0 = this._x0,
|
||
y0 = this._y0,
|
||
x1 = this._x1,
|
||
y1 = this._y1,
|
||
x,
|
||
y,
|
||
xm,
|
||
ym,
|
||
right,
|
||
bottom,
|
||
i,
|
||
j;
|
||
|
||
// If the tree is empty, initialize the root as a leaf.
|
||
if (!node) return this;
|
||
|
||
// Find the leaf node for the point.
|
||
// While descending, also retain the deepest parent with a non-removed sibling.
|
||
if (node.length) while (true) {
|
||
if (right = x >= (xm = (x0 + x1) / 2)) x0 = xm; else x1 = xm;
|
||
if (bottom = y >= (ym = (y0 + y1) / 2)) y0 = ym; else y1 = ym;
|
||
if (!(parent = node, node = node[i = bottom << 1 | right])) return this;
|
||
if (!node.length) break;
|
||
if (parent[(i + 1) & 3] || parent[(i + 2) & 3] || parent[(i + 3) & 3]) retainer = parent, j = i;
|
||
}
|
||
|
||
// Find the point to remove.
|
||
while (node.data !== d) if (!(previous = node, node = node.next)) return this;
|
||
if (next = node.next) delete node.next;
|
||
|
||
// If there are multiple coincident points, remove just the point.
|
||
if (previous) return (next ? previous.next = next : delete previous.next), this;
|
||
|
||
// If this is the root point, remove it.
|
||
if (!parent) return this._root = next, this;
|
||
|
||
// Remove this leaf.
|
||
next ? parent[i] = next : delete parent[i];
|
||
|
||
// If the parent now contains exactly one leaf, collapse superfluous parents.
|
||
if ((node = parent[0] || parent[1] || parent[2] || parent[3])
|
||
&& node === (parent[3] || parent[2] || parent[1] || parent[0])
|
||
&& !node.length) {
|
||
if (retainer) retainer[j] = node;
|
||
else this._root = node;
|
||
}
|
||
|
||
return this;
|
||
};
|
||
|
||
function removeAll(data) {
|
||
for (var i = 0, n = data.length; i < n; ++i) this.remove(data[i]);
|
||
return this;
|
||
}
|
||
|
||
var tree_root = function() {
|
||
return this._root;
|
||
};
|
||
|
||
var tree_size = function() {
|
||
var size = 0;
|
||
this.visit(function(node) {
|
||
if (!node.length) do ++size; while (node = node.next)
|
||
});
|
||
return size;
|
||
};
|
||
|
||
var tree_visit = function(callback) {
|
||
var quads = [], q, node = this._root, child, x0, y0, x1, y1;
|
||
if (node) quads.push(new Quad(node, this._x0, this._y0, this._x1, this._y1));
|
||
while (q = quads.pop()) {
|
||
if (!callback(node = q.node, x0 = q.x0, y0 = q.y0, x1 = q.x1, y1 = q.y1) && node.length) {
|
||
var xm = (x0 + x1) / 2, ym = (y0 + y1) / 2;
|
||
if (child = node[3]) quads.push(new Quad(child, xm, ym, x1, y1));
|
||
if (child = node[2]) quads.push(new Quad(child, x0, ym, xm, y1));
|
||
if (child = node[1]) quads.push(new Quad(child, xm, y0, x1, ym));
|
||
if (child = node[0]) quads.push(new Quad(child, x0, y0, xm, ym));
|
||
}
|
||
}
|
||
return this;
|
||
};
|
||
|
||
var tree_visitAfter = function(callback) {
|
||
var quads = [], next = [], q;
|
||
if (this._root) quads.push(new Quad(this._root, this._x0, this._y0, this._x1, this._y1));
|
||
while (q = quads.pop()) {
|
||
var node = q.node;
|
||
if (node.length) {
|
||
var child, x0 = q.x0, y0 = q.y0, x1 = q.x1, y1 = q.y1, xm = (x0 + x1) / 2, ym = (y0 + y1) / 2;
|
||
if (child = node[0]) quads.push(new Quad(child, x0, y0, xm, ym));
|
||
if (child = node[1]) quads.push(new Quad(child, xm, y0, x1, ym));
|
||
if (child = node[2]) quads.push(new Quad(child, x0, ym, xm, y1));
|
||
if (child = node[3]) quads.push(new Quad(child, xm, ym, x1, y1));
|
||
}
|
||
next.push(q);
|
||
}
|
||
while (q = next.pop()) {
|
||
callback(q.node, q.x0, q.y0, q.x1, q.y1);
|
||
}
|
||
return this;
|
||
};
|
||
|
||
function defaultX(d) {
|
||
return d[0];
|
||
}
|
||
|
||
var tree_x = function(_) {
|
||
return arguments.length ? (this._x = _, this) : this._x;
|
||
};
|
||
|
||
function defaultY(d) {
|
||
return d[1];
|
||
}
|
||
|
||
var tree_y = function(_) {
|
||
return arguments.length ? (this._y = _, this) : this._y;
|
||
};
|
||
|
||
function quadtree(nodes, x, y) {
|
||
var tree = new Quadtree(x == null ? defaultX : x, y == null ? defaultY : y, NaN, NaN, NaN, NaN);
|
||
return nodes == null ? tree : tree.addAll(nodes);
|
||
}
|
||
|
||
function Quadtree(x, y, x0, y0, x1, y1) {
|
||
this._x = x;
|
||
this._y = y;
|
||
this._x0 = x0;
|
||
this._y0 = y0;
|
||
this._x1 = x1;
|
||
this._y1 = y1;
|
||
this._root = undefined;
|
||
}
|
||
|
||
function leaf_copy(leaf) {
|
||
var copy = {data: leaf.data}, next = copy;
|
||
while (leaf = leaf.next) next = next.next = {data: leaf.data};
|
||
return copy;
|
||
}
|
||
|
||
var treeProto = quadtree.prototype = Quadtree.prototype;
|
||
|
||
treeProto.copy = function() {
|
||
var copy = new Quadtree(this._x, this._y, this._x0, this._y0, this._x1, this._y1),
|
||
node = this._root,
|
||
nodes,
|
||
child;
|
||
|
||
if (!node) return copy;
|
||
|
||
if (!node.length) return copy._root = leaf_copy(node), copy;
|
||
|
||
nodes = [{source: node, target: copy._root = new Array(4)}];
|
||
while (node = nodes.pop()) {
|
||
for (var i = 0; i < 4; ++i) {
|
||
if (child = node.source[i]) {
|
||
if (child.length) nodes.push({source: child, target: node.target[i] = new Array(4)});
|
||
else node.target[i] = leaf_copy(child);
|
||
}
|
||
}
|
||
}
|
||
|
||
return copy;
|
||
};
|
||
|
||
treeProto.add = tree_add;
|
||
treeProto.addAll = addAll;
|
||
treeProto.cover = tree_cover;
|
||
treeProto.data = tree_data;
|
||
treeProto.extent = tree_extent;
|
||
treeProto.find = tree_find;
|
||
treeProto.remove = tree_remove;
|
||
treeProto.removeAll = removeAll;
|
||
treeProto.root = tree_root;
|
||
treeProto.size = tree_size;
|
||
treeProto.visit = tree_visit;
|
||
treeProto.visitAfter = tree_visitAfter;
|
||
treeProto.x = tree_x;
|
||
treeProto.y = tree_y;
|
||
|
||
function x(d) {
|
||
return d.x + d.vx;
|
||
}
|
||
|
||
function y(d) {
|
||
return d.y + d.vy;
|
||
}
|
||
|
||
var collide = function(radius) {
|
||
var nodes,
|
||
radii,
|
||
strength = 1,
|
||
iterations = 1;
|
||
|
||
if (typeof radius !== "function") radius = constant$4(radius == null ? 1 : +radius);
|
||
|
||
function force() {
|
||
var i, n = nodes.length,
|
||
tree,
|
||
node,
|
||
xi,
|
||
yi,
|
||
ri,
|
||
ri2;
|
||
|
||
for (var k = 0; k < iterations; ++k) {
|
||
tree = quadtree(nodes, x, y).visitAfter(prepare);
|
||
for (i = 0; i < n; ++i) {
|
||
node = nodes[i];
|
||
ri = radii[node.index], ri2 = ri * ri;
|
||
xi = node.x + node.vx;
|
||
yi = node.y + node.vy;
|
||
tree.visit(apply);
|
||
}
|
||
}
|
||
|
||
function apply(quad, x0, y0, x1, y1) {
|
||
var data = quad.data, rj = quad.r, r = ri + rj;
|
||
if (data) {
|
||
if (data.index > node.index) {
|
||
var x = xi - data.x - data.vx,
|
||
y = yi - data.y - data.vy,
|
||
l = x * x + y * y;
|
||
if (l < r * r) {
|
||
if (x === 0) x = jiggle(), l += x * x;
|
||
if (y === 0) y = jiggle(), l += y * y;
|
||
l = (r - (l = Math.sqrt(l))) / l * strength;
|
||
node.vx += (x *= l) * (r = (rj *= rj) / (ri2 + rj));
|
||
node.vy += (y *= l) * r;
|
||
data.vx -= x * (r = 1 - r);
|
||
data.vy -= y * r;
|
||
}
|
||
}
|
||
return;
|
||
}
|
||
return x0 > xi + r || x1 < xi - r || y0 > yi + r || y1 < yi - r;
|
||
}
|
||
}
|
||
|
||
function prepare(quad) {
|
||
if (quad.data) return quad.r = radii[quad.data.index];
|
||
for (var i = quad.r = 0; i < 4; ++i) {
|
||
if (quad[i] && quad[i].r > quad.r) {
|
||
quad.r = quad[i].r;
|
||
}
|
||
}
|
||
}
|
||
|
||
function initialize() {
|
||
if (!nodes) return;
|
||
var i, n = nodes.length, node;
|
||
radii = new Array(n);
|
||
for (i = 0; i < n; ++i) node = nodes[i], radii[node.index] = +radius(node, i, nodes);
|
||
}
|
||
|
||
force.initialize = function(_) {
|
||
nodes = _;
|
||
initialize();
|
||
};
|
||
|
||
force.iterations = function(_) {
|
||
return arguments.length ? (iterations = +_, force) : iterations;
|
||
};
|
||
|
||
force.strength = function(_) {
|
||
return arguments.length ? (strength = +_, force) : strength;
|
||
};
|
||
|
||
force.radius = function(_) {
|
||
return arguments.length ? (radius = typeof _ === "function" ? _ : constant$4(+_), initialize(), force) : radius;
|
||
};
|
||
|
||
return force;
|
||
};
|
||
|
||
var prefix = "$";
|
||
|
||
function Map() {}
|
||
|
||
Map.prototype = map.prototype = {
|
||
constructor: Map,
|
||
has: function(key) {
|
||
return (prefix + key) in this;
|
||
},
|
||
get: function(key) {
|
||
return this[prefix + key];
|
||
},
|
||
set: function(key, value) {
|
||
this[prefix + key] = value;
|
||
return this;
|
||
},
|
||
remove: function(key) {
|
||
var property = prefix + key;
|
||
return property in this && delete this[property];
|
||
},
|
||
clear: function() {
|
||
for (var property in this) if (property[0] === prefix) delete this[property];
|
||
},
|
||
keys: function() {
|
||
var keys = [];
|
||
for (var property in this) if (property[0] === prefix) keys.push(property.slice(1));
|
||
return keys;
|
||
},
|
||
values: function() {
|
||
var values = [];
|
||
for (var property in this) if (property[0] === prefix) values.push(this[property]);
|
||
return values;
|
||
},
|
||
entries: function() {
|
||
var entries = [];
|
||
for (var property in this) if (property[0] === prefix) entries.push({key: property.slice(1), value: this[property]});
|
||
return entries;
|
||
},
|
||
size: function() {
|
||
var size = 0;
|
||
for (var property in this) if (property[0] === prefix) ++size;
|
||
return size;
|
||
},
|
||
empty: function() {
|
||
for (var property in this) if (property[0] === prefix) return false;
|
||
return true;
|
||
},
|
||
each: function(f) {
|
||
for (var property in this) if (property[0] === prefix) f(this[property], property.slice(1), this);
|
||
}
|
||
};
|
||
|
||
function map(object, f) {
|
||
var map = new Map;
|
||
|
||
// Copy constructor.
|
||
if (object instanceof Map) object.each(function(value, key) { map.set(key, value); });
|
||
|
||
// Index array by numeric index or specified key function.
|
||
else if (Array.isArray(object)) {
|
||
var i = -1,
|
||
n = object.length,
|
||
o;
|
||
|
||
if (f == null) while (++i < n) map.set(i, object[i]);
|
||
else while (++i < n) map.set(f(o = object[i], i, object), o);
|
||
}
|
||
|
||
// Convert object to map.
|
||
else if (object) for (var key in object) map.set(key, object[key]);
|
||
|
||
return map;
|
||
}
|
||
|
||
function index(d) {
|
||
return d.index;
|
||
}
|
||
|
||
function find(nodeById, nodeId) {
|
||
var node = nodeById.get(nodeId);
|
||
if (!node) throw new Error("missing: " + nodeId);
|
||
return node;
|
||
}
|
||
|
||
var link = function(links) {
|
||
var id = index,
|
||
strength = defaultStrength,
|
||
strengths,
|
||
distance = constant$4(30),
|
||
distances,
|
||
nodes,
|
||
count,
|
||
bias,
|
||
iterations = 1;
|
||
|
||
if (links == null) links = [];
|
||
|
||
function defaultStrength(link) {
|
||
return 1 / Math.min(count[link.source.index], count[link.target.index]);
|
||
}
|
||
|
||
function force(alpha) {
|
||
for (var k = 0, n = links.length; k < iterations; ++k) {
|
||
for (var i = 0, link, source, target, x, y, l, b; i < n; ++i) {
|
||
link = links[i], source = link.source, target = link.target;
|
||
x = target.x + target.vx - source.x - source.vx || jiggle();
|
||
y = target.y + target.vy - source.y - source.vy || jiggle();
|
||
l = Math.sqrt(x * x + y * y);
|
||
l = (l - distances[i]) / l * alpha * strengths[i];
|
||
x *= l, y *= l;
|
||
target.vx -= x * (b = bias[i]);
|
||
target.vy -= y * b;
|
||
source.vx += x * (b = 1 - b);
|
||
source.vy += y * b;
|
||
}
|
||
}
|
||
}
|
||
|
||
function initialize() {
|
||
if (!nodes) return;
|
||
|
||
var i,
|
||
n = nodes.length,
|
||
m = links.length,
|
||
nodeById = map(nodes, id),
|
||
link;
|
||
|
||
for (i = 0, count = new Array(n); i < m; ++i) {
|
||
link = links[i], link.index = i;
|
||
if (typeof link.source !== "object") link.source = find(nodeById, link.source);
|
||
if (typeof link.target !== "object") link.target = find(nodeById, link.target);
|
||
count[link.source.index] = (count[link.source.index] || 0) + 1;
|
||
count[link.target.index] = (count[link.target.index] || 0) + 1;
|
||
}
|
||
|
||
for (i = 0, bias = new Array(m); i < m; ++i) {
|
||
link = links[i], bias[i] = count[link.source.index] / (count[link.source.index] + count[link.target.index]);
|
||
}
|
||
|
||
strengths = new Array(m), initializeStrength();
|
||
distances = new Array(m), initializeDistance();
|
||
}
|
||
|
||
function initializeStrength() {
|
||
if (!nodes) return;
|
||
|
||
for (var i = 0, n = links.length; i < n; ++i) {
|
||
strengths[i] = +strength(links[i], i, links);
|
||
}
|
||
}
|
||
|
||
function initializeDistance() {
|
||
if (!nodes) return;
|
||
|
||
for (var i = 0, n = links.length; i < n; ++i) {
|
||
distances[i] = +distance(links[i], i, links);
|
||
}
|
||
}
|
||
|
||
force.initialize = function(_) {
|
||
nodes = _;
|
||
initialize();
|
||
};
|
||
|
||
force.links = function(_) {
|
||
return arguments.length ? (links = _, initialize(), force) : links;
|
||
};
|
||
|
||
force.id = function(_) {
|
||
return arguments.length ? (id = _, force) : id;
|
||
};
|
||
|
||
force.iterations = function(_) {
|
||
return arguments.length ? (iterations = +_, force) : iterations;
|
||
};
|
||
|
||
force.strength = function(_) {
|
||
return arguments.length ? (strength = typeof _ === "function" ? _ : constant$4(+_), initializeStrength(), force) : strength;
|
||
};
|
||
|
||
force.distance = function(_) {
|
||
return arguments.length ? (distance = typeof _ === "function" ? _ : constant$4(+_), initializeDistance(), force) : distance;
|
||
};
|
||
|
||
return force;
|
||
};
|
||
|
||
function x$1(d) {
|
||
return d.x;
|
||
}
|
||
|
||
function y$1(d) {
|
||
return d.y;
|
||
}
|
||
|
||
var initialRadius = 10;
|
||
var initialAngle = Math.PI * (3 - Math.sqrt(5));
|
||
|
||
var simulation = function(nodes) {
|
||
var simulation,
|
||
alpha = 1,
|
||
alphaMin = 0.001,
|
||
alphaDecay = 1 - Math.pow(alphaMin, 1 / 300),
|
||
alphaTarget = 0,
|
||
velocityDecay = 0.6,
|
||
forces = map(),
|
||
stepper = timer(step),
|
||
event = dispatch("tick", "end");
|
||
|
||
if (nodes == null) nodes = [];
|
||
|
||
function step() {
|
||
tick();
|
||
event.call("tick", simulation);
|
||
if (alpha < alphaMin) {
|
||
stepper.stop();
|
||
event.call("end", simulation);
|
||
}
|
||
}
|
||
|
||
function tick() {
|
||
var i, n = nodes.length, node;
|
||
|
||
alpha += (alphaTarget - alpha) * alphaDecay;
|
||
|
||
forces.each(function(force) {
|
||
force(alpha);
|
||
});
|
||
|
||
for (i = 0; i < n; ++i) {
|
||
node = nodes[i];
|
||
if (node.fx == null) node.x += node.vx *= velocityDecay;
|
||
else node.x = node.fx, node.vx = 0;
|
||
if (node.fy == null) node.y += node.vy *= velocityDecay;
|
||
else node.y = node.fy, node.vy = 0;
|
||
}
|
||
}
|
||
|
||
function initializeNodes() {
|
||
for (var i = 0, n = nodes.length, node; i < n; ++i) {
|
||
node = nodes[i], node.index = i;
|
||
if (isNaN(node.x) || isNaN(node.y)) {
|
||
var radius = initialRadius * Math.sqrt(i), angle = i * initialAngle;
|
||
node.x = radius * Math.cos(angle);
|
||
node.y = radius * Math.sin(angle);
|
||
}
|
||
if (isNaN(node.vx) || isNaN(node.vy)) {
|
||
node.vx = node.vy = 0;
|
||
}
|
||
}
|
||
}
|
||
|
||
function initializeForce(force) {
|
||
if (force.initialize) force.initialize(nodes);
|
||
return force;
|
||
}
|
||
|
||
initializeNodes();
|
||
|
||
return simulation = {
|
||
tick: tick,
|
||
|
||
restart: function() {
|
||
return stepper.restart(step), simulation;
|
||
},
|
||
|
||
stop: function() {
|
||
return stepper.stop(), simulation;
|
||
},
|
||
|
||
nodes: function(_) {
|
||
return arguments.length ? (nodes = _, initializeNodes(), forces.each(initializeForce), simulation) : nodes;
|
||
},
|
||
|
||
alpha: function(_) {
|
||
return arguments.length ? (alpha = +_, simulation) : alpha;
|
||
},
|
||
|
||
alphaMin: function(_) {
|
||
return arguments.length ? (alphaMin = +_, simulation) : alphaMin;
|
||
},
|
||
|
||
alphaDecay: function(_) {
|
||
return arguments.length ? (alphaDecay = +_, simulation) : +alphaDecay;
|
||
},
|
||
|
||
alphaTarget: function(_) {
|
||
return arguments.length ? (alphaTarget = +_, simulation) : alphaTarget;
|
||
},
|
||
|
||
velocityDecay: function(_) {
|
||
return arguments.length ? (velocityDecay = 1 - _, simulation) : 1 - velocityDecay;
|
||
},
|
||
|
||
force: function(name, _) {
|
||
return arguments.length > 1 ? ((_ == null ? forces.remove(name) : forces.set(name, initializeForce(_))), simulation) : forces.get(name);
|
||
},
|
||
|
||
find: function(x, y, radius) {
|
||
var i = 0,
|
||
n = nodes.length,
|
||
dx,
|
||
dy,
|
||
d2,
|
||
node,
|
||
closest;
|
||
|
||
if (radius == null) radius = Infinity;
|
||
else radius *= radius;
|
||
|
||
for (i = 0; i < n; ++i) {
|
||
node = nodes[i];
|
||
dx = x - node.x;
|
||
dy = y - node.y;
|
||
d2 = dx * dx + dy * dy;
|
||
if (d2 < radius) closest = node, radius = d2;
|
||
}
|
||
|
||
return closest;
|
||
},
|
||
|
||
on: function(name, _) {
|
||
return arguments.length > 1 ? (event.on(name, _), simulation) : event.on(name);
|
||
}
|
||
};
|
||
};
|
||
|
||
var manyBody = function() {
|
||
var nodes,
|
||
node,
|
||
alpha,
|
||
strength = constant$4(-30),
|
||
strengths,
|
||
distanceMin2 = 1,
|
||
distanceMax2 = Infinity,
|
||
theta2 = 0.81;
|
||
|
||
function force(_) {
|
||
var i, n = nodes.length, tree = quadtree(nodes, x$1, y$1).visitAfter(accumulate);
|
||
for (alpha = _, i = 0; i < n; ++i) node = nodes[i], tree.visit(apply);
|
||
}
|
||
|
||
function initialize() {
|
||
if (!nodes) return;
|
||
var i, n = nodes.length, node;
|
||
strengths = new Array(n);
|
||
for (i = 0; i < n; ++i) node = nodes[i], strengths[node.index] = +strength(node, i, nodes);
|
||
}
|
||
|
||
function accumulate(quad) {
|
||
var strength = 0, q, c, weight = 0, x, y, i;
|
||
|
||
// For internal nodes, accumulate forces from child quadrants.
|
||
if (quad.length) {
|
||
for (x = y = i = 0; i < 4; ++i) {
|
||
if ((q = quad[i]) && (c = Math.abs(q.value))) {
|
||
strength += q.value, weight += c, x += c * q.x, y += c * q.y;
|
||
}
|
||
}
|
||
quad.x = x / weight;
|
||
quad.y = y / weight;
|
||
}
|
||
|
||
// For leaf nodes, accumulate forces from coincident quadrants.
|
||
else {
|
||
q = quad;
|
||
q.x = q.data.x;
|
||
q.y = q.data.y;
|
||
do strength += strengths[q.data.index];
|
||
while (q = q.next);
|
||
}
|
||
|
||
quad.value = strength;
|
||
}
|
||
|
||
function apply(quad, x1, _, x2) {
|
||
if (!quad.value) return true;
|
||
|
||
var x = quad.x - node.x,
|
||
y = quad.y - node.y,
|
||
w = x2 - x1,
|
||
l = x * x + y * y;
|
||
|
||
// Apply the Barnes-Hut approximation if possible.
|
||
// Limit forces for very close nodes; randomize direction if coincident.
|
||
if (w * w / theta2 < l) {
|
||
if (l < distanceMax2) {
|
||
if (x === 0) x = jiggle(), l += x * x;
|
||
if (y === 0) y = jiggle(), l += y * y;
|
||
if (l < distanceMin2) l = Math.sqrt(distanceMin2 * l);
|
||
node.vx += x * quad.value * alpha / l;
|
||
node.vy += y * quad.value * alpha / l;
|
||
}
|
||
return true;
|
||
}
|
||
|
||
// Otherwise, process points directly.
|
||
else if (quad.length || l >= distanceMax2) return;
|
||
|
||
// Limit forces for very close nodes; randomize direction if coincident.
|
||
if (quad.data !== node || quad.next) {
|
||
if (x === 0) x = jiggle(), l += x * x;
|
||
if (y === 0) y = jiggle(), l += y * y;
|
||
if (l < distanceMin2) l = Math.sqrt(distanceMin2 * l);
|
||
}
|
||
|
||
do if (quad.data !== node) {
|
||
w = strengths[quad.data.index] * alpha / l;
|
||
node.vx += x * w;
|
||
node.vy += y * w;
|
||
} while (quad = quad.next);
|
||
}
|
||
|
||
force.initialize = function(_) {
|
||
nodes = _;
|
||
initialize();
|
||
};
|
||
|
||
force.strength = function(_) {
|
||
return arguments.length ? (strength = typeof _ === "function" ? _ : constant$4(+_), initialize(), force) : strength;
|
||
};
|
||
|
||
force.distanceMin = function(_) {
|
||
return arguments.length ? (distanceMin2 = _ * _, force) : Math.sqrt(distanceMin2);
|
||
};
|
||
|
||
force.distanceMax = function(_) {
|
||
return arguments.length ? (distanceMax2 = _ * _, force) : Math.sqrt(distanceMax2);
|
||
};
|
||
|
||
force.theta = function(_) {
|
||
return arguments.length ? (theta2 = _ * _, force) : Math.sqrt(theta2);
|
||
};
|
||
|
||
return force;
|
||
};
|
||
|
||
var radial = function(radius, x, y) {
|
||
var nodes,
|
||
strength = constant$4(0.1),
|
||
strengths,
|
||
radiuses;
|
||
|
||
if (typeof radius !== "function") radius = constant$4(+radius);
|
||
if (x == null) x = 0;
|
||
if (y == null) y = 0;
|
||
|
||
function force(alpha) {
|
||
for (var i = 0, n = nodes.length; i < n; ++i) {
|
||
var node = nodes[i],
|
||
dx = node.x - x || 1e-6,
|
||
dy = node.y - y || 1e-6,
|
||
r = Math.sqrt(dx * dx + dy * dy),
|
||
k = (radiuses[i] - r) * strengths[i] * alpha / r;
|
||
node.vx += dx * k;
|
||
node.vy += dy * k;
|
||
}
|
||
}
|
||
|
||
function initialize() {
|
||
if (!nodes) return;
|
||
var i, n = nodes.length;
|
||
strengths = new Array(n);
|
||
radiuses = new Array(n);
|
||
for (i = 0; i < n; ++i) {
|
||
radiuses[i] = +radius(nodes[i], i, nodes);
|
||
strengths[i] = isNaN(radiuses[i]) ? 0 : +strength(nodes[i], i, nodes);
|
||
}
|
||
}
|
||
|
||
force.initialize = function(_) {
|
||
nodes = _, initialize();
|
||
};
|
||
|
||
force.strength = function(_) {
|
||
return arguments.length ? (strength = typeof _ === "function" ? _ : constant$4(+_), initialize(), force) : strength;
|
||
};
|
||
|
||
force.radius = function(_) {
|
||
return arguments.length ? (radius = typeof _ === "function" ? _ : constant$4(+_), initialize(), force) : radius;
|
||
};
|
||
|
||
force.x = function(_) {
|
||
return arguments.length ? (x = +_, force) : x;
|
||
};
|
||
|
||
force.y = function(_) {
|
||
return arguments.length ? (y = +_, force) : y;
|
||
};
|
||
|
||
return force;
|
||
};
|
||
|
||
var x$2 = function(x) {
|
||
var strength = constant$4(0.1),
|
||
nodes,
|
||
strengths,
|
||
xz;
|
||
|
||
if (typeof x !== "function") x = constant$4(x == null ? 0 : +x);
|
||
|
||
function force(alpha) {
|
||
for (var i = 0, n = nodes.length, node; i < n; ++i) {
|
||
node = nodes[i], node.vx += (xz[i] - node.x) * strengths[i] * alpha;
|
||
}
|
||
}
|
||
|
||
function initialize() {
|
||
if (!nodes) return;
|
||
var i, n = nodes.length;
|
||
strengths = new Array(n);
|
||
xz = new Array(n);
|
||
for (i = 0; i < n; ++i) {
|
||
strengths[i] = isNaN(xz[i] = +x(nodes[i], i, nodes)) ? 0 : +strength(nodes[i], i, nodes);
|
||
}
|
||
}
|
||
|
||
force.initialize = function(_) {
|
||
nodes = _;
|
||
initialize();
|
||
};
|
||
|
||
force.strength = function(_) {
|
||
return arguments.length ? (strength = typeof _ === "function" ? _ : constant$4(+_), initialize(), force) : strength;
|
||
};
|
||
|
||
force.x = function(_) {
|
||
return arguments.length ? (x = typeof _ === "function" ? _ : constant$4(+_), initialize(), force) : x;
|
||
};
|
||
|
||
return force;
|
||
};
|
||
|
||
var y$2 = function(y) {
|
||
var strength = constant$4(0.1),
|
||
nodes,
|
||
strengths,
|
||
yz;
|
||
|
||
if (typeof y !== "function") y = constant$4(y == null ? 0 : +y);
|
||
|
||
function force(alpha) {
|
||
for (var i = 0, n = nodes.length, node; i < n; ++i) {
|
||
node = nodes[i], node.vy += (yz[i] - node.y) * strengths[i] * alpha;
|
||
}
|
||
}
|
||
|
||
function initialize() {
|
||
if (!nodes) return;
|
||
var i, n = nodes.length;
|
||
strengths = new Array(n);
|
||
yz = new Array(n);
|
||
for (i = 0; i < n; ++i) {
|
||
strengths[i] = isNaN(yz[i] = +y(nodes[i], i, nodes)) ? 0 : +strength(nodes[i], i, nodes);
|
||
}
|
||
}
|
||
|
||
force.initialize = function(_) {
|
||
nodes = _;
|
||
initialize();
|
||
};
|
||
|
||
force.strength = function(_) {
|
||
return arguments.length ? (strength = typeof _ === "function" ? _ : constant$4(+_), initialize(), force) : strength;
|
||
};
|
||
|
||
force.y = function(_) {
|
||
return arguments.length ? (y = typeof _ === "function" ? _ : constant$4(+_), initialize(), force) : y;
|
||
};
|
||
|
||
return force;
|
||
};
|
||
|
||
// export * from "d3-axis";
|
||
|
||
exports.drag = drag;
|
||
exports.easeLinear = linear$1;
|
||
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;
|
||
exports.zoom = zoom;
|
||
exports.zoomTransform = transform;
|
||
exports.zoomIdentity = identity$1;
|
||
exports.forceCenter = center;
|
||
exports.forceCollide = collide;
|
||
exports.forceLink = link;
|
||
exports.forceManyBody = manyBody;
|
||
exports.forceRadial = radial;
|
||
exports.forceSimulation = simulation;
|
||
exports.forceX = x$2;
|
||
exports.forceY = y$2;
|
||
exports.transition = transition;
|
||
exports.active = active;
|
||
exports.interrupt = interrupt;
|
||
|
||
return exports;
|
||
|
||
}({}));
|