-!function() {

- var d3 = {

- version: "3.5.2"

- };

- if (!Date.now) Date.now = function() {

- return +new Date();

- };

- var d3_arraySlice = [].slice, d3_array = function(list) {

- return d3_arraySlice.call(list);

- };

- var d3_document = document, d3_documentElement = d3_document.documentElement, d3_window = window;

- try {

- d3_array(d3_documentElement.childNodes)[0].nodeType;

- } catch (e) {

- d3_array = function(list) {

- var i = list.length, array = new Array(i);

- while (i--) array[i] = list[i];

- return array;

- };

- }

- try {

- d3_document.createElement("div").style.setProperty("opacity", 0, "");

- } catch (error) {

- var d3_element_prototype = d3_window.Element.prototype, d3_element_setAttribute = d3_element_prototype.setAttribute, d3_element_setAttributeNS = d3_element_prototype.setAttributeNS, d3_style_prototype = d3_window.CSSStyleDeclaration.prototype, d3_style_setProperty = d3_style_prototype.setProperty;

- d3_element_prototype.setAttribute = function(name, value) {

- d3_element_setAttribute.call(this, name, value + "");

- };

- d3_element_prototype.setAttributeNS = function(space, local, value) {

- d3_element_setAttributeNS.call(this, space, local, value + "");

- };

- d3_style_prototype.setProperty = function(name, value, priority) {

- d3_style_setProperty.call(this, name, value + "", priority);

- };

- }

- d3.ascending = d3_ascending;

- function d3_ascending(a, b) {

- return a < b ? -1 : a > b ? 1 : a >= b ? 0 : NaN;

- }

- d3.descending = function(a, b) {

- return b < a ? -1 : b > a ? 1 : b >= a ? 0 : NaN;

- };

- d3.min = function(array, f) {

- var i = -1, n = array.length, a, b;

- if (arguments.length === 1) {

- while (++i < n) if ((b = array[i]) != null && b >= b) {

- a = b;

- break;

- }

- while (++i < n) if ((b = array[i]) != null && a > b) a = b;

- } else {

- while (++i < n) if ((b = f.call(array, array[i], i)) != null && b >= b) {

- a = b;

- break;

- }

- while (++i < n) if ((b = f.call(array, array[i], i)) != null && a > b) a = b;

- }

- return a;

- };

- d3.max = function(array, f) {

- var i = -1, n = array.length, a, b;

- if (arguments.length === 1) {

- while (++i < n) if ((b = array[i]) != null && b >= b) {

- a = b;

- break;

- }

- while (++i < n) if ((b = array[i]) != null && b > a) a = b;

- } else {

- while (++i < n) if ((b = f.call(array, array[i], i)) != null && b >= b) {

- a = b;

- break;

- }

- while (++i < n) if ((b = f.call(array, array[i], i)) != null && b > a) a = b;

- }

- return a;

- };

- d3.extent = function(array, f) {

- var i = -1, n = array.length, a, b, c;

- if (arguments.length === 1) {

- while (++i < n) if ((b = array[i]) != null && b >= b) {

- a = c = b;

- break;

- }

- while (++i < n) if ((b = array[i]) != null) {

- if (a > b) a = b;

- if (c < b) c = b;

- }

- } else {

- while (++i < n) if ((b = f.call(array, array[i], i)) != null && b >= b) {

- a = c = b;

- break;

- }

- while (++i < n) if ((b = f.call(array, array[i], i)) != null) {

- if (a > b) a = b;

- if (c < b) c = b;

- }

- }

- return [ a, c ];

- };

- function d3_number(x) {

- return x === null ? NaN : +x;

- }

- function d3_numeric(x) {

- return !isNaN(x);

- }

- d3.sum = function(array, f) {

- var s = 0, n = array.length, a, i = -1;

- if (arguments.length === 1) {

- while (++i < n) if (d3_numeric(a = +array[i])) s += a;

- } else {

- while (++i < n) if (d3_numeric(a = +f.call(array, array[i], i))) s += a;

- }

- return s;

- };

- d3.mean = function(array, f) {

- var s = 0, n = array.length, a, i = -1, j = n;

- if (arguments.length === 1) {

- while (++i < n) if (d3_numeric(a = d3_number(array[i]))) s += a; else --j;

- } else {

- while (++i < n) if (d3_numeric(a = d3_number(f.call(array, array[i], i)))) s += a; else --j;

- }

- if (j) return s / j;

- };

- d3.quantile = function(values, p) {

- var H = (values.length - 1) * p + 1, h = Math.floor(H), v = +values[h - 1], e = H - h;

- return e ? v + e * (values[h] - v) : v;

- };

- d3.median = function(array, f) {

- var numbers = [], n = array.length, a, i = -1;

- if (arguments.length === 1) {

- while (++i < n) if (d3_numeric(a = d3_number(array[i]))) numbers.push(a);

- } else {

- while (++i < n) if (d3_numeric(a = d3_number(f.call(array, array[i], i)))) numbers.push(a);

- }

- if (numbers.length) return d3.quantile(numbers.sort(d3_ascending), .5);

- };

- d3.variance = function(array, f) {

- var n = array.length, m = 0, a, d, s = 0, i = -1, j = 0;

- if (arguments.length === 1) {

- while (++i < n) {

- if (d3_numeric(a = d3_number(array[i]))) {

- d = a - m;

- m += d / ++j;

- s += d * (a - m);

- }

- }

- } else {

- while (++i < n) {

- if (d3_numeric(a = d3_number(f.call(array, array[i], i)))) {

- d = a - m;

- m += d / ++j;

- s += d * (a - m);

- }

- }

- }

- if (j > 1) return s / (j - 1);

- };

- d3.deviation = function() {

- var v = d3.variance.apply(this, arguments);

- return v ? Math.sqrt(v) : v;

- };

- function d3_bisector(compare) {

- return {

- left: function(a, x, lo, hi) {

- if (arguments.length < 3) lo = 0;

- if (arguments.length < 4) hi = a.length;

- while (lo < hi) {

- var mid = lo + hi >>> 1;

- if (compare(a[mid], x) < 0) lo = mid + 1; else hi = mid;

- }

- return lo;

- },

- right: function(a, x, lo, hi) {

- if (arguments.length < 3) lo = 0;

- if (arguments.length < 4) hi = a.length;

- while (lo < hi) {

- var mid = lo + hi >>> 1;

- if (compare(a[mid], x) > 0) hi = mid; else lo = mid + 1;

- }

- return lo;

- }

- };

- }

- var d3_bisect = d3_bisector(d3_ascending);

- d3.bisectLeft = d3_bisect.left;

- d3.bisect = d3.bisectRight = d3_bisect.right;

- d3.bisector = function(f) {

- return d3_bisector(f.length === 1 ? function(d, x) {

- return d3_ascending(f(d), x);

- } : f);

- };

- d3.shuffle = function(array, i0, i1) {

- if ((m = arguments.length) < 3) {

- i1 = array.length;

- if (m < 2) i0 = 0;

- }

- var m = i1 - i0, t, i;

- while (m) {

- i = Math.random() * m-- | 0;

- t = array[m + i0], array[m + i0] = array[i + i0], array[i + i0] = t;

- }

- return array;

- };

- d3.permute = function(array, indexes) {

- var i = indexes.length, permutes = new Array(i);

- while (i--) permutes[i] = array[indexes[i]];

- return permutes;

- };

- d3.pairs = function(array) {

- var i = 0, n = array.length - 1, p0, p1 = array[0], pairs = new Array(n < 0 ? 0 : n);

- while (i < n) pairs[i] = [ p0 = p1, p1 = array[++i] ];

- return pairs;

- };

- d3.zip = function() {

- if (!(n = arguments.length)) return [];

- for (var i = -1, m = d3.min(arguments, d3_zipLength), zips = new Array(m); ++i < m; ) {

- for (var j = -1, n, zip = zips[i] = new Array(n); ++j < n; ) {

- zip[j] = arguments[j][i];

- }

- }

- return zips;

- };

- function d3_zipLength(d) {

- return d.length;

- }

- d3.transpose = function(matrix) {

- return d3.zip.apply(d3, matrix);

- };

- d3.keys = function(map) {

- var keys = [];

- for (var key in map) keys.push(key);

- return keys;

- };

- d3.values = function(map) {

- var values = [];

- for (var key in map) values.push(map[key]);

- return values;

- };

- d3.entries = function(map) {

- var entries = [];

- for (var key in map) entries.push({

- key: key,

- value: map[key]

- });

- return entries;

- };

- d3.merge = function(arrays) {

- var n = arrays.length, m, i = -1, j = 0, merged, array;

- while (++i < n) j += arrays[i].length;

- merged = new Array(j);

- while (--n >= 0) {

- array = arrays[n];

- m = array.length;

- while (--m >= 0) {

- merged[--j] = array[m];

- }

- }

- return merged;

- };

- var abs = Math.abs;

- d3.range = function(start, stop, step) {

- if (arguments.length < 3) {

- step = 1;

- if (arguments.length < 2) {

- stop = start;

- start = 0;

- }

- }

- if ((stop - start) / step === Infinity) throw new Error("infinite range");

- var range = [], k = d3_range_integerScale(abs(step)), i = -1, j;

- start *= k, stop *= k, step *= k;

- if (step < 0) while ((j = start + step * ++i) > stop) range.push(j / k); else while ((j = start + step * ++i) < stop) range.push(j / k);

- return range;

- };

- function d3_range_integerScale(x) {

- var k = 1;

- while (x * k % 1) k *= 10;

- return k;

- }

- function d3_class(ctor, properties) {

- for (var key in properties) {

- Object.defineProperty(ctor.prototype, key, {

- value: properties[key],

- enumerable: false

- });

- }

- }

- d3.map = function(object, f) {

- var map = new d3_Map();

- if (object instanceof d3_Map) {

- object.forEach(function(key, value) {

- map.set(key, value);

- });

- } else if (Array.isArray(object)) {

- var i = -1, n = object.length, o;

- if (arguments.length === 1) while (++i < n) map.set(i, object[i]); else while (++i < n) map.set(f.call(object, o = object[i], i), o);

- } else {

- for (var key in object) map.set(key, object[key]);

- }

- return map;

- };

- function d3_Map() {

- this._ = Object.create(null);

- }

- var d3_map_proto = "__proto__", d3_map_zero = "\x00";

- d3_class(d3_Map, {

- has: d3_map_has,

- get: function(key) {

- return this._[d3_map_escape(key)];

- },

- set: function(key, value) {

- return this._[d3_map_escape(key)] = value;

- },

- remove: d3_map_remove,

- keys: d3_map_keys,

- values: function() {

- var values = [];

- for (var key in this._) values.push(this._[key]);

- return values;

- },

- entries: function() {

- var entries = [];

- for (var key in this._) entries.push({

- key: d3_map_unescape(key),

- value: this._[key]

- });

- return entries;

- },

- size: d3_map_size,

- empty: d3_map_empty,

- forEach: function(f) {

- for (var key in this._) f.call(this, d3_map_unescape(key), this._[key]);

- }

- });

- function d3_map_escape(key) {

- return (key += "") === d3_map_proto || key[0] === d3_map_zero ? d3_map_zero + key : key;

- }

- function d3_map_unescape(key) {

- return (key += "")[0] === d3_map_zero ? key.slice(1) : key;

- }

- function d3_map_has(key) {

- return d3_map_escape(key) in this._;

- }

- function d3_map_remove(key) {

- return (key = d3_map_escape(key)) in this._ && delete this._[key];

- }

- function d3_map_keys() {

- var keys = [];

- for (var key in this._) keys.push(d3_map_unescape(key));

- return keys;

- }

- function d3_map_size() {

- var size = 0;

- for (var key in this._) ++size;

- return size;

- }

- function d3_map_empty() {

- for (var key in this._) return false;

- return true;

- }

- d3.nest = function() {

- var nest = {}, keys = [], sortKeys = [], sortValues, rollup;

- function map(mapType, array, depth) {

- if (depth >= keys.length) return rollup ? rollup.call(nest, array) : sortValues ? array.sort(sortValues) : array;

- var i = -1, n = array.length, key = keys[depth++], keyValue, object, setter, valuesByKey = new d3_Map(), values;

- while (++i < n) {

- if (values = valuesByKey.get(keyValue = key(object = array[i]))) {

- values.push(object);

- } else {

- valuesByKey.set(keyValue, [ object ]);

- }

- }

- if (mapType) {

- object = mapType();

- setter = function(keyValue, values) {

- object.set(keyValue, map(mapType, values, depth));

- };

- } else {

- object = {};

- setter = function(keyValue, values) {

- object[keyValue] = map(mapType, values, depth);

- };

- }

- valuesByKey.forEach(setter);

- return object;

- }

- function entries(map, depth) {

- if (depth >= keys.length) return map;

- var array = [], sortKey = sortKeys[depth++];

- map.forEach(function(key, keyMap) {

- array.push({

- key: key,

- values: entries(keyMap, depth)

- });

- });

- return sortKey ? array.sort(function(a, b) {

- return sortKey(a.key, b.key);

- }) : array;

- }

- nest.map = function(array, mapType) {

- return map(mapType, array, 0);

- };

- nest.entries = function(array) {

- return entries(map(d3.map, array, 0), 0);

- };

- nest.key = function(d) {

- keys.push(d);

- return nest;

- };

- nest.sortKeys = function(order) {

- sortKeys[keys.length - 1] = order;

- return nest;

- };

- nest.sortValues = function(order) {

- sortValues = order;

- return nest;

- };

- nest.rollup = function(f) {

- rollup = f;

- return nest;

- };

- return nest;

- };

- d3.set = function(array) {

- var set = new d3_Set();

- if (array) for (var i = 0, n = array.length; i < n; ++i) set.add(array[i]);

- return set;

- };

- function d3_Set() {

- this._ = Object.create(null);

- }

- d3_class(d3_Set, {

- has: d3_map_has,

- add: function(key) {

- this._[d3_map_escape(key += "")] = true;

- return key;

- },

- remove: d3_map_remove,

- values: d3_map_keys,

- size: d3_map_size,

- empty: d3_map_empty,

- forEach: function(f) {

- for (var key in this._) f.call(this, d3_map_unescape(key));

- }

- });

- d3.behavior = {};

- d3.rebind = function(target, source) {

- var i = 1, n = arguments.length, method;

- while (++i < n) target[method = arguments[i]] = d3_rebind(target, source, source[method]);

- return target;

- };

- function d3_rebind(target, source, method) {

- return function() {

- var value = method.apply(source, arguments);

- return value === source ? target : value;

- };

- }

- function d3_vendorSymbol(object, name) {

- if (name in object) return name;

- name = name.charAt(0).toUpperCase() + name.slice(1);

- for (var i = 0, n = d3_vendorPrefixes.length; i < n; ++i) {

- var prefixName = d3_vendorPrefixes[i] + name;

- if (prefixName in object) return prefixName;

- }

- }

- var d3_vendorPrefixes = [ "webkit", "ms", "moz", "Moz", "o", "O" ];

- function d3_noop() {}

- d3.dispatch = function() {

- var dispatch = new d3_dispatch(), i = -1, n = arguments.length;

- while (++i < n) dispatch[arguments[i]] = d3_dispatch_event(dispatch);

- return dispatch;

- };

- function d3_dispatch() {}

- d3_dispatch.prototype.on = function(type, listener) {

- var i = type.indexOf("."), name = "";

- if (i >= 0) {

- name = type.slice(i + 1);

- type = type.slice(0, i);

- }

- if (type) return arguments.length < 2 ? this[type].on(name) : this[type].on(name, listener);

- if (arguments.length === 2) {

- if (listener == null) for (type in this) {

- if (this.hasOwnProperty(type)) this[type].on(name, null);

- }

- return this;

- }

- };

- function d3_dispatch_event(dispatch) {

- var listeners = [], listenerByName = new d3_Map();

- function event() {

- var z = listeners, i = -1, n = z.length, l;

- while (++i < n) if (l = z[i].on) l.apply(this, arguments);

- return dispatch;

- }

- event.on = function(name, listener) {

- var l = listenerByName.get(name), i;

- if (arguments.length < 2) return l && l.on;

- if (l) {

- l.on = null;

- listeners = listeners.slice(0, i = listeners.indexOf(l)).concat(listeners.slice(i + 1));

- listenerByName.remove(name);

- }

- if (listener) listeners.push(listenerByName.set(name, {

- on: listener

- }));

- return dispatch;

- };

- return event;

- }

- d3.event = null;

- function d3_eventPreventDefault() {

- d3.event.preventDefault();

- }

- function d3_eventSource() {

- var e = d3.event, s;

- while (s = e.sourceEvent) e = s;

- return e;

- }

- function d3_eventDispatch(target) {

- var dispatch = new d3_dispatch(), i = 0, n = arguments.length;

- while (++i < n) dispatch[arguments[i]] = d3_dispatch_event(dispatch);

- dispatch.of = function(thiz, argumentz) {

- return function(e1) {

- try {

- var e0 = e1.sourceEvent = d3.event;

- e1.target = target;

- d3.event = e1;

- dispatch[e1.type].apply(thiz, argumentz);

- } finally {

- d3.event = e0;

- }

- };

- };

- return dispatch;

- }

- d3.requote = function(s) {

- return s.replace(d3_requote_re, "\\$&");

- };

- var d3_requote_re = /[\\\^\$\*\+\?\|\[\]\(\)\.\{\}]/g;

- var d3_subclass = {}.__proto__ ? function(object, prototype) {

- object.__proto__ = prototype;

- } : function(object, prototype) {

- for (var property in prototype) object[property] = prototype[property];

- };

- function d3_selection(groups) {

- d3_subclass(groups, d3_selectionPrototype);

- return groups;

- }

- var d3_select = function(s, n) {

- return n.querySelector(s);

- }, d3_selectAll = function(s, n) {

- return n.querySelectorAll(s);

- }, d3_selectMatcher = d3_documentElement.matches || d3_documentElement[d3_vendorSymbol(d3_documentElement, "matchesSelector")], d3_selectMatches = function(n, s) {

- return d3_selectMatcher.call(n, s);

- };

- if (typeof Sizzle === "function") {

- d3_select = function(s, n) {

- return Sizzle(s, n)[0] || null;

- };

- d3_selectAll = Sizzle;

- d3_selectMatches = Sizzle.matchesSelector;

- }

- d3.selection = function() {

- return d3_selectionRoot;

- };

- var d3_selectionPrototype = d3.selection.prototype = [];

- d3_selectionPrototype.select = function(selector) {

- var subgroups = [], subgroup, subnode, group, node;

- selector = d3_selection_selector(selector);

- for (var j = -1, m = this.length; ++j < m; ) {

- subgroups.push(subgroup = []);

- subgroup.parentNode = (group = this[j]).parentNode;

- for (var i = -1, n = group.length; ++i < n; ) {

- if (node = group[i]) {

- subgroup.push(subnode = selector.call(node, node.__data__, i, j));

- if (subnode && "__data__" in node) subnode.__data__ = node.__data__;

- } else {

- subgroup.push(null);

- }

- }

- }

- return d3_selection(subgroups);

- };

- function d3_selection_selector(selector) {

- return typeof selector === "function" ? selector : function() {

- return d3_select(selector, this);

- };

- }

- d3_selectionPrototype.selectAll = function(selector) {

- var subgroups = [], subgroup, node;

- selector = d3_selection_selectorAll(selector);

- for (var j = -1, m = this.length; ++j < m; ) {

- for (var group = this[j], i = -1, n = group.length; ++i < n; ) {

- if (node = group[i]) {

- subgroups.push(subgroup = d3_array(selector.call(node, node.__data__, i, j)));

- subgroup.parentNode = node;

- }

- }

- }

- return d3_selection(subgroups);

- };

- function d3_selection_selectorAll(selector) {

- return typeof selector === "function" ? selector : function() {

- return d3_selectAll(selector, this);

- };

- }

- var d3_nsPrefix = {

- svg: "http://www.w3.org/2000/svg",

- xhtml: "http://www.w3.org/1999/xhtml",

- xlink: "http://www.w3.org/1999/xlink",

- xml: "http://www.w3.org/XML/1998/namespace",

- xmlns: "http://www.w3.org/2000/xmlns/"

- };

- d3.ns = {

- prefix: d3_nsPrefix,

- qualify: function(name) {

- var i = name.indexOf(":"), prefix = name;

- if (i >= 0) {

- prefix = name.slice(0, i);

- name = name.slice(i + 1);

- }

- return d3_nsPrefix.hasOwnProperty(prefix) ? {

- space: d3_nsPrefix[prefix],

- local: name

- } : name;

- }

- };

- d3_selectionPrototype.attr = function(name, value) {

- if (arguments.length < 2) {

- if (typeof name === "string") {

- var node = this.node();

- name = d3.ns.qualify(name);

- return name.local ? node.getAttributeNS(name.space, name.local) : node.getAttribute(name);

- }

- for (value in name) this.each(d3_selection_attr(value, name[value]));

- return this;

- }

- return this.each(d3_selection_attr(name, value));

- };

- function d3_selection_attr(name, value) {

- name = d3.ns.qualify(name);

- function attrNull() {

- this.removeAttribute(name);

- }

- function attrNullNS() {

- this.removeAttributeNS(name.space, name.local);

- }

- function attrConstant() {

- this.setAttribute(name, value);

- }

- function attrConstantNS() {

- this.setAttributeNS(name.space, name.local, value);

- }

- function attrFunction() {

- var x = value.apply(this, arguments);

- if (x == null) this.removeAttribute(name); else this.setAttribute(name, x);

- }

- function attrFunctionNS() {

- var x = value.apply(this, arguments);

- if (x == null) this.removeAttributeNS(name.space, name.local); else this.setAttributeNS(name.space, name.local, x);

- }

- return value == null ? name.local ? attrNullNS : attrNull : typeof value === "function" ? name.local ? attrFunctionNS : attrFunction : name.local ? attrConstantNS : attrConstant;

- }

- function d3_collapse(s) {

- return s.trim().replace(/\s+/g, " ");

- }

- d3_selectionPrototype.classed = function(name, value) {

- if (arguments.length < 2) {

- if (typeof name === "string") {

- var node = this.node(), n = (name = d3_selection_classes(name)).length, i = -1;

- if (value = node.classList) {

- while (++i < n) if (!value.contains(name[i])) return false;

- } else {

- value = node.getAttribute("class");

- while (++i < n) if (!d3_selection_classedRe(name[i]).test(value)) return false;

- }

- return true;

- }

- for (value in name) this.each(d3_selection_classed(value, name[value]));

- return this;

- }

- return this.each(d3_selection_classed(name, value));

- };

- function d3_selection_classedRe(name) {

- return new RegExp("(?:^|\\s+)" + d3.requote(name) + "(?:\\s+|$)", "g");

- }

- function d3_selection_classes(name) {

- return (name + "").trim().split(/^|\s+/);

- }

- function d3_selection_classed(name, value) {

- name = d3_selection_classes(name).map(d3_selection_classedName);

- var n = name.length;

- function classedConstant() {

- var i = -1;

- while (++i < n) name[i](this, value);

- }

- function classedFunction() {

- var i = -1, x = value.apply(this, arguments);

- while (++i < n) name[i](this, x);

- }

- return typeof value === "function" ? classedFunction : classedConstant;

- }

- function d3_selection_classedName(name) {

- var re = d3_selection_classedRe(name);

- return function(node, value) {

- if (c = node.classList) return value ? c.add(name) : c.remove(name);

- var c = node.getAttribute("class") || "";

- if (value) {

- re.lastIndex = 0;

- if (!re.test(c)) node.setAttribute("class", d3_collapse(c + " " + name));

- } else {

- node.setAttribute("class", d3_collapse(c.replace(re, " ")));

- }

- };

- }

- d3_selectionPrototype.style = function(name, value, priority) {

- var n = arguments.length;

- if (n < 3) {

- if (typeof name !== "string") {

- if (n < 2) value = "";

- for (priority in name) this.each(d3_selection_style(priority, name[priority], value));

- return this;

- }

- if (n < 2) return d3_window.getComputedStyle(this.node(), null).getPropertyValue(name);

- priority = "";

- }

- return this.each(d3_selection_style(name, value, priority));

- };

- function d3_selection_style(name, value, priority) {

- function styleNull() {

- this.style.removeProperty(name);

- }

- function styleConstant() {

- this.style.setProperty(name, value, priority);

- }

- function styleFunction() {

- var x = value.apply(this, arguments);

- if (x == null) this.style.removeProperty(name); else this.style.setProperty(name, x, priority);

- }

- return value == null ? styleNull : typeof value === "function" ? styleFunction : styleConstant;

- }

- d3_selectionPrototype.property = function(name, value) {

- if (arguments.length < 2) {

- if (typeof name === "string") return this.node()[name];

- for (value in name) this.each(d3_selection_property(value, name[value]));

- return this;

- }

- return this.each(d3_selection_property(name, value));

- };

- function d3_selection_property(name, value) {

- function propertyNull() {

- delete this[name];

- }

- function propertyConstant() {

- this[name] = value;

- }

- function propertyFunction() {

- var x = value.apply(this, arguments);

- if (x == null) delete this[name]; else this[name] = x;

- }

- return value == null ? propertyNull : typeof value === "function" ? propertyFunction : propertyConstant;

- }

- d3_selectionPrototype.text = function(value) {

- return arguments.length ? this.each(typeof value === "function" ? function() {

- var v = value.apply(this, arguments);

- this.textContent = v == null ? "" : v;

- } : value == null ? function() {

- this.textContent = "";

- } : function() {

- this.textContent = value;

- }) : this.node().textContent;

- };

- d3_selectionPrototype.html = function(value) {

- return arguments.length ? this.each(typeof value === "function" ? function() {

- var v = value.apply(this, arguments);

- this.innerHTML = v == null ? "" : v;

- } : value == null ? function() {

- this.innerHTML = "";

- } : function() {

- this.innerHTML = value;

- }) : this.node().innerHTML;

- };

- d3_selectionPrototype.append = function(name) {

- name = d3_selection_creator(name);

- return this.select(function() {

- return this.appendChild(name.apply(this, arguments));

- });

- };

- function d3_selection_creator(name) {

- return typeof name === "function" ? name : (name = d3.ns.qualify(name)).local ? function() {

- return this.ownerDocument.createElementNS(name.space, name.local);

- } : function() {

- return this.ownerDocument.createElementNS(this.namespaceURI, name);

- };

- }

- d3_selectionPrototype.insert = function(name, before) {

- name = d3_selection_creator(name);

- before = d3_selection_selector(before);

- return this.select(function() {

- return this.insertBefore(name.apply(this, arguments), before.apply(this, arguments) || null);

- });

- };

- d3_selectionPrototype.remove = function() {

- return this.each(d3_selectionRemove);

- };

- function d3_selectionRemove() {

- var parent = this.parentNode;

- if (parent) parent.removeChild(this);

- }

- d3_selectionPrototype.data = function(value, key) {

- var i = -1, n = this.length, group, node;

- if (!arguments.length) {

- value = new Array(n = (group = this[0]).length);

- while (++i < n) {

- if (node = group[i]) {

- value[i] = node.__data__;

- }

- }

- return value;

- }

- function bind(group, groupData) {

- var i, n = group.length, m = groupData.length, n0 = Math.min(n, m), updateNodes = new Array(m), enterNodes = new Array(m), exitNodes = new Array(n), node, nodeData;

- if (key) {

- var nodeByKeyValue = new d3_Map(), keyValues = new Array(n), keyValue;

- for (i = -1; ++i < n; ) {

- if (nodeByKeyValue.has(keyValue = key.call(node = group[i], node.__data__, i))) {

- exitNodes[i] = node;

- } else {

- nodeByKeyValue.set(keyValue, node);

- }

- keyValues[i] = keyValue;

- }

- for (i = -1; ++i < m; ) {

- if (!(node = nodeByKeyValue.get(keyValue = key.call(groupData, nodeData = groupData[i], i)))) {

- enterNodes[i] = d3_selection_dataNode(nodeData);

- } else if (node !== true) {

- updateNodes[i] = node;

- node.__data__ = nodeData;

- }

- nodeByKeyValue.set(keyValue, true);

- }

- for (i = -1; ++i < n; ) {

- if (nodeByKeyValue.get(keyValues[i]) !== true) {

- exitNodes[i] = group[i];

- }

- }

- } else {

- for (i = -1; ++i < n0; ) {

- node = group[i];

- nodeData = groupData[i];

- if (node) {

- node.__data__ = nodeData;

- updateNodes[i] = node;

- } else {

- enterNodes[i] = d3_selection_dataNode(nodeData);

- }

- }

- for (;i < m; ++i) {

- enterNodes[i] = d3_selection_dataNode(groupData[i]);

- }

- for (;i < n; ++i) {

- exitNodes[i] = group[i];

- }

- }

- enterNodes.update = updateNodes;

- enterNodes.parentNode = updateNodes.parentNode = exitNodes.parentNode = group.parentNode;

- enter.push(enterNodes);

- update.push(updateNodes);

- exit.push(exitNodes);

- }

- var enter = d3_selection_enter([]), update = d3_selection([]), exit = d3_selection([]);

- if (typeof value === "function") {

- while (++i < n) {

- bind(group = this[i], value.call(group, group.parentNode.__data__, i));

- }

- } else {

- while (++i < n) {

- bind(group = this[i], value);

- }

- }

- update.enter = function() {

- return enter;

- };

- update.exit = function() {

- return exit;

- };

- return update;

- };

- function d3_selection_dataNode(data) {

- return {

- __data__: data

- };

- }

- d3_selectionPrototype.datum = function(value) {

- return arguments.length ? this.property("__data__", value) : this.property("__data__");

- };

- d3_selectionPrototype.filter = function(filter) {

- var subgroups = [], subgroup, group, node;

- if (typeof filter !== "function") filter = d3_selection_filter(filter);

- for (var j = 0, m = this.length; j < m; j++) {

- subgroups.push(subgroup = []);

- subgroup.parentNode = (group = this[j]).parentNode;

- for (var i = 0, n = group.length; i < n; i++) {

- if ((node = group[i]) && filter.call(node, node.__data__, i, j)) {

- subgroup.push(node);

- }

- }

- }

- return d3_selection(subgroups);

- };

- function d3_selection_filter(selector) {

- return function() {

- return d3_selectMatches(this, selector);

- };

- }

- d3_selectionPrototype.order = function() {

- for (var j = -1, m = this.length; ++j < m; ) {

- for (var group = this[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;

- };

- d3_selectionPrototype.sort = function(comparator) {

- comparator = d3_selection_sortComparator.apply(this, arguments);

- for (var j = -1, m = this.length; ++j < m; ) this[j].sort(comparator);

- return this.order();

- };

- function d3_selection_sortComparator(comparator) {

- if (!arguments.length) comparator = d3_ascending;

- return function(a, b) {

- return a && b ? comparator(a.__data__, b.__data__) : !a - !b;

- };

- }

- d3_selectionPrototype.each = function(callback) {

- return d3_selection_each(this, function(node, i, j) {

- callback.call(node, node.__data__, i, j);

- });

- };

- function d3_selection_each(groups, callback) {

- for (var 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(node, i, j);

- }

- }

- return groups;

- }

- d3_selectionPrototype.call = function(callback) {

- var args = d3_array(arguments);

- callback.apply(args[0] = this, args);

- return this;

- };

- d3_selectionPrototype.empty = function() {

- return !this.node();

- };

- d3_selectionPrototype.node = function() {

- for (var j = 0, m = this.length; j < m; j++) {

- for (var group = this[j], i = 0, n = group.length; i < n; i++) {

- var node = group[i];

- if (node) return node;

- }

- }

- return null;

- };

- d3_selectionPrototype.size = function() {

- var n = 0;

- d3_selection_each(this, function() {

- ++n;

- });

- return n;

- };

- function d3_selection_enter(selection) {

- d3_subclass(selection, d3_selection_enterPrototype);

- return selection;

- }

- var d3_selection_enterPrototype = [];

- d3.selection.enter = d3_selection_enter;

- d3.selection.enter.prototype = d3_selection_enterPrototype;

- d3_selection_enterPrototype.append = d3_selectionPrototype.append;

- d3_selection_enterPrototype.empty = d3_selectionPrototype.empty;

- d3_selection_enterPrototype.node = d3_selectionPrototype.node;

- d3_selection_enterPrototype.call = d3_selectionPrototype.call;

- d3_selection_enterPrototype.size = d3_selectionPrototype.size;

- d3_selection_enterPrototype.select = function(selector) {

- var subgroups = [], subgroup, subnode, upgroup, group, node;

- for (var j = -1, m = this.length; ++j < m; ) {

- upgroup = (group = this[j]).update;

- subgroups.push(subgroup = []);

- subgroup.parentNode = group.parentNode;

- for (var i = -1, n = group.length; ++i < n; ) {

- if (node = group[i]) {

- subgroup.push(upgroup[i] = subnode = selector.call(group.parentNode, node.__data__, i, j));

- subnode.__data__ = node.__data__;

- } else {

- subgroup.push(null);

- }

- }

- }

- return d3_selection(subgroups);

- };

- d3_selection_enterPrototype.insert = function(name, before) {

- if (arguments.length < 2) before = d3_selection_enterInsertBefore(this);

- return d3_selectionPrototype.insert.call(this, name, before);

- };

- function d3_selection_enterInsertBefore(enter) {

- var i0, j0;

- return function(d, i, j) {

- var group = enter[j].update, n = group.length, node;

- if (j != j0) j0 = j, i0 = 0;

- if (i >= i0) i0 = i + 1;

- while (!(node = group[i0]) && ++i0 < n) ;

- return node;

- };

- }

- d3.select = function(node) {

- var group = [ typeof node === "string" ? d3_select(node, d3_document) : node ];

- group.parentNode = d3_documentElement;

- return d3_selection([ group ]);

- };

- d3.selectAll = function(nodes) {

- var group = d3_array(typeof nodes === "string" ? d3_selectAll(nodes, d3_document) : nodes);

- group.parentNode = d3_documentElement;

- return d3_selection([ group ]);

- };

- var d3_selectionRoot = d3.select(d3_documentElement);

- d3_selectionPrototype.on = function(type, listener, capture) {

- var n = arguments.length;

- if (n < 3) {

- if (typeof type !== "string") {

- if (n < 2) listener = false;

- for (capture in type) this.each(d3_selection_on(capture, type[capture], listener));

- return this;

- }

- if (n < 2) return (n = this.node()["__on" + type]) && n._;

- capture = false;

- }

- return this.each(d3_selection_on(type, listener, capture));

- };

- function d3_selection_on(type, listener, capture) {

- var name = "__on" + type, i = type.indexOf("."), wrap = d3_selection_onListener;

- if (i > 0) type = type.slice(0, i);

- var filter = d3_selection_onFilters.get(type);

- if (filter) type = filter, wrap = d3_selection_onFilter;

- function onRemove() {

- var l = this[name];

- if (l) {

- this.removeEventListener(type, l, l.$);

- delete this[name];

- }

- }

- function onAdd() {

- var l = wrap(listener, d3_array(arguments));

- onRemove.call(this);

- this.addEventListener(type, this[name] = l, l.$ = capture);

- l._ = listener;

- }

- function removeAll() {

- var re = new RegExp("^__on([^.]+)" + d3.requote(type) + "$"), match;

- for (var name in this) {

- if (match = name.match(re)) {

- var l = this[name];

- this.removeEventListener(match[1], l, l.$);

- delete this[name];

- }

- }

- }

- return i ? listener ? onAdd : onRemove : listener ? d3_noop : removeAll;

- }

- var d3_selection_onFilters = d3.map({

- mouseenter: "mouseover",

- mouseleave: "mouseout"

- });

- d3_selection_onFilters.forEach(function(k) {

- if ("on" + k in d3_document) d3_selection_onFilters.remove(k);

- });

- function d3_selection_onListener(listener, argumentz) {

- return function(e) {

- var o = d3.event;

- d3.event = e;

- argumentz[0] = this.__data__;

- try {

- listener.apply(this, argumentz);

- } finally {

- d3.event = o;

- }

- };

- }

- function d3_selection_onFilter(listener, argumentz) {

- var l = d3_selection_onListener(listener, argumentz);

- return function(e) {

- var target = this, related = e.relatedTarget;

- if (!related || related !== target && !(related.compareDocumentPosition(target) & 8)) {

- l.call(target, e);

- }

- };

- }

- var d3_event_dragSelect = "onselectstart" in d3_document ? null : d3_vendorSymbol(d3_documentElement.style, "userSelect"), d3_event_dragId = 0;

- function d3_event_dragSuppress() {

- var name = ".dragsuppress-" + ++d3_event_dragId, click = "click" + name, w = d3.select(d3_window).on("touchmove" + name, d3_eventPreventDefault).on("dragstart" + name, d3_eventPreventDefault).on("selectstart" + name, d3_eventPreventDefault);

- if (d3_event_dragSelect) {

- var style = d3_documentElement.style, select = style[d3_event_dragSelect];

- style[d3_event_dragSelect] = "none";

- }

- return function(suppressClick) {

- w.on(name, null);

- if (d3_event_dragSelect) style[d3_event_dragSelect] = select;

- if (suppressClick) {

- var off = function() {

- w.on(click, null);

- };

- w.on(click, function() {

- d3_eventPreventDefault();

- off();

- }, true);

- setTimeout(off, 0);

- }

- };

- }

- d3.mouse = function(container) {

- return d3_mousePoint(container, d3_eventSource());

- };

- var d3_mouse_bug44083 = /WebKit/.test(d3_window.navigator.userAgent) ? -1 : 0;

- function d3_mousePoint(container, e) {

- if (e.changedTouches) e = e.changedTouches[0];

- var svg = container.ownerSVGElement || container;

- if (svg.createSVGPoint) {

- var point = svg.createSVGPoint();

- if (d3_mouse_bug44083 < 0 && (d3_window.scrollX || d3_window.scrollY)) {

- svg = d3.select("body").append("svg").style({

- position: "absolute",

- top: 0,

- left: 0,

- margin: 0,

- padding: 0,

- border: "none"

- }, "important");

- var ctm = svg[0][0].getScreenCTM();

- d3_mouse_bug44083 = !(ctm.f || ctm.e);

- svg.remove();

- }

- if (d3_mouse_bug44083) point.x = e.pageX, point.y = e.pageY; else point.x = e.clientX,

- point.y = e.clientY;

- point = point.matrixTransform(container.getScreenCTM().inverse());

- return [ point.x, point.y ];

- }

- var rect = container.getBoundingClientRect();

- return [ e.clientX - rect.left - container.clientLeft, e.clientY - rect.top - container.clientTop ];

- }

- d3.touch = function(container, touches, identifier) {

- if (arguments.length < 3) identifier = touches, touches = d3_eventSource().changedTouches;

- if (touches) for (var i = 0, n = touches.length, touch; i < n; ++i) {

- if ((touch = touches[i]).identifier === identifier) {

- return d3_mousePoint(container, touch);

- }

- }

- };

- d3.behavior.drag = function() {

- var event = d3_eventDispatch(drag, "drag", "dragstart", "dragend"), origin = null, mousedown = dragstart(d3_noop, d3.mouse, d3_behavior_dragMouseSubject, "mousemove", "mouseup"), touchstart = dragstart(d3_behavior_dragTouchId, d3.touch, d3_behavior_dragTouchSubject, "touchmove", "touchend");

- function drag() {

- this.on("mousedown.drag", mousedown).on("touchstart.drag", touchstart);

- }

- function dragstart(id, position, subject, move, end) {

- return function() {

- var that = this, target = d3.event.target, parent = that.parentNode, dispatch = event.of(that, arguments), dragged = 0, dragId = id(), dragName = ".drag" + (dragId == null ? "" : "-" + dragId), dragOffset, dragSubject = d3.select(subject()).on(move + dragName, moved).on(end + dragName, ended), dragRestore = d3_event_dragSuppress(), position0 = position(parent, dragId);

- if (origin) {

- dragOffset = origin.apply(that, arguments);

- dragOffset = [ dragOffset.x - position0[0], dragOffset.y - position0[1] ];

- } else {

- dragOffset = [ 0, 0 ];

- }

- dispatch({

- type: "dragstart"

- });

- function moved() {

- var position1 = position(parent, dragId), dx, dy;

- if (!position1) return;

- dx = position1[0] - position0[0];

- dy = position1[1] - position0[1];

- dragged |= dx | dy;

- position0 = position1;

- dispatch({

- type: "drag",

- x: position1[0] + dragOffset[0],

- y: position1[1] + dragOffset[1],

- dx: dx,

- dy: dy

- });

- }

- function ended() {

- if (!position(parent, dragId)) return;

- dragSubject.on(move + dragName, null).on(end + dragName, null);

- dragRestore(dragged && d3.event.target === target);

- dispatch({

- type: "dragend"

- });

- }

- };

- }

- drag.origin = function(x) {

- if (!arguments.length) return origin;

- origin = x;

- return drag;

- };

- return d3.rebind(drag, event, "on");

- };

- function d3_behavior_dragTouchId() {

- return d3.event.changedTouches[0].identifier;

- }

- function d3_behavior_dragTouchSubject() {

- return d3.event.target;

- }

- function d3_behavior_dragMouseSubject() {

- return d3_window;

- }

- d3.touches = function(container, touches) {

- if (arguments.length < 2) touches = d3_eventSource().touches;

- return touches ? d3_array(touches).map(function(touch) {

- var point = d3_mousePoint(container, touch);

- point.identifier = touch.identifier;

- return point;

- }) : [];

- };

- var ε = 1e-6, ε2 = ε * ε, π = Math.PI, τ = 2 * π, τε = τ - ε, halfπ = π / 2, d3_radians = π / 180, d3_degrees = 180 / π;

- function d3_sgn(x) {

- return x > 0 ? 1 : x < 0 ? -1 : 0;

- }

- function d3_cross2d(a, b, c) {

- return (b[0] - a[0]) * (c[1] - a[1]) - (b[1] - a[1]) * (c[0] - a[0]);

- }

- function d3_acos(x) {

- return x > 1 ? 0 : x < -1 ? π : Math.acos(x);

- }

- function d3_asin(x) {

- return x > 1 ? halfπ : x < -1 ? -halfπ : Math.asin(x);

- }

- function d3_sinh(x) {

- return ((x = Math.exp(x)) - 1 / x) / 2;

- }

- function d3_cosh(x) {

- return ((x = Math.exp(x)) + 1 / x) / 2;

- }

- function d3_tanh(x) {

- return ((x = Math.exp(2 * x)) - 1) / (x + 1);

- }

- function d3_haversin(x) {

- return (x = Math.sin(x / 2)) * x;

- }

- var ρ = Math.SQRT2, ρ2 = 2, ρ4 = 4;

- d3.interpolateZoom = function(p0, p1) {

- var ux0 = p0[0], uy0 = p0[1], w0 = p0[2], ux1 = p1[0], uy1 = p1[1], w1 = p1[2];

- var dx = ux1 - ux0, dy = uy1 - uy0, d2 = dx * dx + dy * dy, d1 = Math.sqrt(d2), b0 = (w1 * w1 - w0 * w0 + ρ4 * d2) / (2 * w0 * ρ2 * d1), b1 = (w1 * w1 - w0 * w0 - ρ4 * d2) / (2 * w1 * ρ2 * d1), r0 = Math.log(Math.sqrt(b0 * b0 + 1) - b0), r1 = Math.log(Math.sqrt(b1 * b1 + 1) - b1), dr = r1 - r0, S = (dr || Math.log(w1 / w0)) / ρ;

- function interpolate(t) {

- var s = t * S;

- if (dr) {

- var coshr0 = d3_cosh(r0), u = w0 / (ρ2 * d1) * (coshr0 * d3_tanh(ρ * s + r0) - d3_sinh(r0));

- return [ ux0 + u * dx, uy0 + u * dy, w0 * coshr0 / d3_cosh(ρ * s + r0) ];

- }

- return [ ux0 + t * dx, uy0 + t * dy, w0 * Math.exp(ρ * s) ];

- }

- interpolate.duration = S * 1e3;

- return interpolate;

- };

- d3.behavior.zoom = function() {

- var view = {

- x: 0,

- y: 0,

- k: 1

- }, translate0, center0, center, size = [ 960, 500 ], scaleExtent = d3_behavior_zoomInfinity, duration = 250, zooming = 0, mousedown = "mousedown.zoom", mousemove = "mousemove.zoom", mouseup = "mouseup.zoom", mousewheelTimer, touchstart = "touchstart.zoom", touchtime, event = d3_eventDispatch(zoom, "zoomstart", "zoom", "zoomend"), x0, x1, y0, y1;

- function zoom(g) {

- g.on(mousedown, mousedowned).on(d3_behavior_zoomWheel + ".zoom", mousewheeled).on("dblclick.zoom", dblclicked).on(touchstart, touchstarted);

- }

- zoom.event = function(g) {

- g.each(function() {

- var dispatch = event.of(this, arguments), view1 = view;

- if (d3_transitionInheritId) {

- d3.select(this).transition().each("start.zoom", function() {

- view = this.__chart__ || {

- x: 0,

- y: 0,

- k: 1

- };

- zoomstarted(dispatch);

- }).tween("zoom:zoom", function() {

- var dx = size[0], dy = size[1], cx = center0 ? center0[0] : dx / 2, cy = center0 ? center0[1] : dy / 2, i = d3.interpolateZoom([ (cx - view.x) / view.k, (cy - view.y) / view.k, dx / view.k ], [ (cx - view1.x) / view1.k, (cy - view1.y) / view1.k, dx / view1.k ]);

- return function(t) {

- var l = i(t), k = dx / l[2];

- this.__chart__ = view = {

- x: cx - l[0] * k,

- y: cy - l[1] * k,

- k: k

- };

- zoomed(dispatch);

- };

- }).each("interrupt.zoom", function() {

- zoomended(dispatch);

- }).each("end.zoom", function() {

- zoomended(dispatch);

- });

- } else {

- this.__chart__ = view;

- zoomstarted(dispatch);

- zoomed(dispatch);

- zoomended(dispatch);

- }

- });

- };

- zoom.translate = function(_) {

- if (!arguments.length) return [ view.x, view.y ];

- view = {

- x: +_[0],

- y: +_[1],

- k: view.k

- };

- rescale();

- return zoom;

- };

- zoom.scale = function(_) {

- if (!arguments.length) return view.k;

- view = {

- x: view.x,

- y: view.y,

- k: +_

- };

- rescale();

- return zoom;

- };

- zoom.scaleExtent = function(_) {

- if (!arguments.length) return scaleExtent;

- scaleExtent = _ == null ? d3_behavior_zoomInfinity : [ +_[0], +_[1] ];

- return zoom;

- };

- zoom.center = function(_) {

- if (!arguments.length) return center;

- center = _ && [ +_[0], +_[1] ];

- return zoom;

- };

- zoom.size = function(_) {

- if (!arguments.length) return size;

- size = _ && [ +_[0], +_[1] ];

- return zoom;

- };

- zoom.duration = function(_) {

- if (!arguments.length) return duration;

- duration = +_;

- return zoom;

- };

- zoom.x = function(z) {

- if (!arguments.length) return x1;

- x1 = z;

- x0 = z.copy();

- view = {

- x: 0,

- y: 0,

- k: 1

- };

- return zoom;

- };

- zoom.y = function(z) {

- if (!arguments.length) return y1;

- y1 = z;

- y0 = z.copy();

- view = {

- x: 0,

- y: 0,

- k: 1

- };

- return zoom;

- };

- function location(p) {

- return [ (p[0] - view.x) / view.k, (p[1] - view.y) / view.k ];

- }

- function point(l) {

- return [ l[0] * view.k + view.x, l[1] * view.k + view.y ];

- }

- function scaleTo(s) {

- view.k = Math.max(scaleExtent[0], Math.min(scaleExtent[1], s));

- }

- function translateTo(p, l) {

- l = point(l);

- view.x += p[0] - l[0];

- view.y += p[1] - l[1];

- }

- function zoomTo(that, p, l, k) {

- that.__chart__ = {

- x: view.x,

- y: view.y,

- k: view.k

- };

- scaleTo(Math.pow(2, k));

- translateTo(center0 = p, l);

- that = d3.select(that);

- if (duration > 0) that = that.transition().duration(duration);

- that.call(zoom.event);

- }

- function rescale() {

- if (x1) x1.domain(x0.range().map(function(x) {

- return (x - view.x) / view.k;

- }).map(x0.invert));

- if (y1) y1.domain(y0.range().map(function(y) {

- return (y - view.y) / view.k;

- }).map(y0.invert));

- }

- function zoomstarted(dispatch) {

- if (!zooming++) dispatch({

- type: "zoomstart"

- });

- }

- function zoomed(dispatch) {

- rescale();

- dispatch({

- type: "zoom",

- scale: view.k,

- translate: [ view.x, view.y ]

- });

- }

- function zoomended(dispatch) {

- if (!--zooming) dispatch({

- type: "zoomend"

- });

- center0 = null;

- }

- function mousedowned() {

- var that = this, target = d3.event.target, dispatch = event.of(that, arguments), dragged = 0, subject = d3.select(d3_window).on(mousemove, moved).on(mouseup, ended), location0 = location(d3.mouse(that)), dragRestore = d3_event_dragSuppress();

- d3_selection_interrupt.call(that);

- zoomstarted(dispatch);

- function moved() {

- dragged = 1;

- translateTo(d3.mouse(that), location0);

- zoomed(dispatch);

- }

- function ended() {

- subject.on(mousemove, null).on(mouseup, null);

- dragRestore(dragged && d3.event.target === target);

- zoomended(dispatch);

- }

- }

- function touchstarted() {

- var that = this, dispatch = event.of(that, arguments), locations0 = {}, distance0 = 0, scale0, zoomName = ".zoom-" + d3.event.changedTouches[0].identifier, touchmove = "touchmove" + zoomName, touchend = "touchend" + zoomName, targets = [], subject = d3.select(that), dragRestore = d3_event_dragSuppress();

- started();

- zoomstarted(dispatch);

- subject.on(mousedown, null).on(touchstart, started);

- function relocate() {

- var touches = d3.touches(that);

- scale0 = view.k;

- touches.forEach(function(t) {

- if (t.identifier in locations0) locations0[t.identifier] = location(t);

- });

- return touches;

- }

- function started() {

- var target = d3.event.target;

- d3.select(target).on(touchmove, moved).on(touchend, ended);

- targets.push(target);

- var changed = d3.event.changedTouches;

- for (var i = 0, n = changed.length; i < n; ++i) {

- locations0[changed[i].identifier] = null;

- }

- var touches = relocate(), now = Date.now();

- if (touches.length === 1) {

- if (now - touchtime < 500) {

- var p = touches[0];

- zoomTo(that, p, locations0[p.identifier], Math.floor(Math.log(view.k) / Math.LN2) + 1);

- d3_eventPreventDefault();

- }

- touchtime = now;

- } else if (touches.length > 1) {

- var p = touches[0], q = touches[1], dx = p[0] - q[0], dy = p[1] - q[1];

- distance0 = dx * dx + dy * dy;

- }

- }

- function moved() {

- var touches = d3.touches(that), p0, l0, p1, l1;

- d3_selection_interrupt.call(that);

- for (var i = 0, n = touches.length; i < n; ++i, l1 = null) {

- p1 = touches[i];

- if (l1 = locations0[p1.identifier]) {

- if (l0) break;

- p0 = p1, l0 = l1;

- }

- }

- if (l1) {

- var distance1 = (distance1 = p1[0] - p0[0]) * distance1 + (distance1 = p1[1] - p0[1]) * distance1, scale1 = distance0 && Math.sqrt(distance1 / distance0);

- p0 = [ (p0[0] + p1[0]) / 2, (p0[1] + p1[1]) / 2 ];

- l0 = [ (l0[0] + l1[0]) / 2, (l0[1] + l1[1]) / 2 ];

- scaleTo(scale1 * scale0);

- }

- touchtime = null;

- translateTo(p0, l0);

- zoomed(dispatch);

- }

- function ended() {

- if (d3.event.touches.length) {

- var changed = d3.event.changedTouches;

- for (var i = 0, n = changed.length; i < n; ++i) {

- delete locations0[changed[i].identifier];

- }

- for (var identifier in locations0) {

- return void relocate();

- }

- }

- d3.selectAll(targets).on(zoomName, null);

- subject.on(mousedown, mousedowned).on(touchstart, touchstarted);

- dragRestore();

- zoomended(dispatch);

- }

- }

- function mousewheeled() {

- var dispatch = event.of(this, arguments);

- if (mousewheelTimer) clearTimeout(mousewheelTimer); else translate0 = location(center0 = center || d3.mouse(this)),

- d3_selection_interrupt.call(this), zoomstarted(dispatch);

- mousewheelTimer = setTimeout(function() {

- mousewheelTimer = null;

- zoomended(dispatch);

- }, 50);

- d3_eventPreventDefault();

- scaleTo(Math.pow(2, d3_behavior_zoomDelta() * .002) * view.k);

- translateTo(center0, translate0);

- zoomed(dispatch);

- }

- function dblclicked() {

- var p = d3.mouse(this), k = Math.log(view.k) / Math.LN2;

- zoomTo(this, p, location(p), d3.event.shiftKey ? Math.ceil(k) - 1 : Math.floor(k) + 1);

- }

- return d3.rebind(zoom, event, "on");

- };

- var d3_behavior_zoomInfinity = [ 0, Infinity ];

- var d3_behavior_zoomDelta, d3_behavior_zoomWheel = "onwheel" in d3_document ? (d3_behavior_zoomDelta = function() {

- return -d3.event.deltaY * (d3.event.deltaMode ? 120 : 1);

- }, "wheel") : "onmousewheel" in d3_document ? (d3_behavior_zoomDelta = function() {

- return d3.event.wheelDelta;

- }, "mousewheel") : (d3_behavior_zoomDelta = function() {

- return -d3.event.detail;

- }, "MozMousePixelScroll");

- d3.color = d3_color;

- function d3_color() {}

- d3_color.prototype.toString = function() {

- return this.rgb() + "";

- };

- d3.hsl = d3_hsl;

- function d3_hsl(h, s, l) {

- return this instanceof d3_hsl ? void (this.h = +h, this.s = +s, this.l = +l) : arguments.length < 2 ? h instanceof d3_hsl ? new d3_hsl(h.h, h.s, h.l) : d3_rgb_parse("" + h, d3_rgb_hsl, d3_hsl) : new d3_hsl(h, s, l);

- }

- var d3_hslPrototype = d3_hsl.prototype = new d3_color();

- d3_hslPrototype.brighter = function(k) {

- k = Math.pow(.7, arguments.length ? k : 1);

- return new d3_hsl(this.h, this.s, this.l / k);

- };

- d3_hslPrototype.darker = function(k) {

- k = Math.pow(.7, arguments.length ? k : 1);

- return new d3_hsl(this.h, this.s, k * this.l);

- };

- d3_hslPrototype.rgb = function() {

- return d3_hsl_rgb(this.h, this.s, this.l);

- };

- function d3_hsl_rgb(h, s, l) {

- var m1, m2;

- h = isNaN(h) ? 0 : (h %= 360) < 0 ? h + 360 : h;

- s = isNaN(s) ? 0 : s < 0 ? 0 : s > 1 ? 1 : s;

- l = l < 0 ? 0 : l > 1 ? 1 : l;

- m2 = l <= .5 ? l * (1 + s) : l + s - l * s;

- m1 = 2 * l - m2;

- function v(h) {

- if (h > 360) h -= 360; else if (h < 0) h += 360;

- if (h < 60) return m1 + (m2 - m1) * h / 60;

- if (h < 180) return m2;

- if (h < 240) return m1 + (m2 - m1) * (240 - h) / 60;

- return m1;

- }

- function vv(h) {

- return Math.round(v(h) * 255);

- }

- return new d3_rgb(vv(h + 120), vv(h), vv(h - 120));

- }

- d3.hcl = d3_hcl;

- function d3_hcl(h, c, l) {

- return this instanceof d3_hcl ? void (this.h = +h, this.c = +c, this.l = +l) : arguments.length < 2 ? h instanceof d3_hcl ? new d3_hcl(h.h, h.c, h.l) : h instanceof d3_lab ? d3_lab_hcl(h.l, h.a, h.b) : d3_lab_hcl((h = d3_rgb_lab((h = d3.rgb(h)).r, h.g, h.b)).l, h.a, h.b) : new d3_hcl(h, c, l);

- }

- var d3_hclPrototype = d3_hcl.prototype = new d3_color();

- d3_hclPrototype.brighter = function(k) {

- return new d3_hcl(this.h, this.c, Math.min(100, this.l + d3_lab_K * (arguments.length ? k : 1)));

- };

- d3_hclPrototype.darker = function(k) {

- return new d3_hcl(this.h, this.c, Math.max(0, this.l - d3_lab_K * (arguments.length ? k : 1)));

- };

- d3_hclPrototype.rgb = function() {

- return d3_hcl_lab(this.h, this.c, this.l).rgb();

- };

- function d3_hcl_lab(h, c, l) {

- if (isNaN(h)) h = 0;

- if (isNaN(c)) c = 0;

- return new d3_lab(l, Math.cos(h *= d3_radians) * c, Math.sin(h) * c);

- }

- d3.lab = d3_lab;

- function d3_lab(l, a, b) {

- return this instanceof d3_lab ? void (this.l = +l, this.a = +a, this.b = +b) : arguments.length < 2 ? l instanceof d3_lab ? new d3_lab(l.l, l.a, l.b) : l instanceof d3_hcl ? d3_hcl_lab(l.h, l.c, l.l) : d3_rgb_lab((l = d3_rgb(l)).r, l.g, l.b) : new d3_lab(l, a, b);

- }

- var d3_lab_K = 18;

- var d3_lab_X = .95047, d3_lab_Y = 1, d3_lab_Z = 1.08883;

- var d3_labPrototype = d3_lab.prototype = new d3_color();

- d3_labPrototype.brighter = function(k) {

- return new d3_lab(Math.min(100, this.l + d3_lab_K * (arguments.length ? k : 1)), this.a, this.b);

- };

- d3_labPrototype.darker = function(k) {

- return new d3_lab(Math.max(0, this.l - d3_lab_K * (arguments.length ? k : 1)), this.a, this.b);

- };

- d3_labPrototype.rgb = function() {

- return d3_lab_rgb(this.l, this.a, this.b);

- };

- function d3_lab_rgb(l, a, b) {

- var y = (l + 16) / 116, x = y + a / 500, z = y - b / 200;

- x = d3_lab_xyz(x) * d3_lab_X;

- y = d3_lab_xyz(y) * d3_lab_Y;

- z = d3_lab_xyz(z) * d3_lab_Z;

- return new d3_rgb(d3_xyz_rgb(3.2404542 * x - 1.5371385 * y - .4985314 * z), d3_xyz_rgb(-.969266 * x + 1.8760108 * y + .041556 * z), d3_xyz_rgb(.0556434 * x - .2040259 * y + 1.0572252 * z));

- }

- function d3_lab_hcl(l, a, b) {

- return l > 0 ? new d3_hcl(Math.atan2(b, a) * d3_degrees, Math.sqrt(a * a + b * b), l) : new d3_hcl(NaN, NaN, l);

- }

- function d3_lab_xyz(x) {

- return x > .206893034 ? x * x * x : (x - 4 / 29) / 7.787037;

- }

- function d3_xyz_lab(x) {

- return x > .008856 ? Math.pow(x, 1 / 3) : 7.787037 * x + 4 / 29;

- }

- function d3_xyz_rgb(r) {

- return Math.round(255 * (r <= .00304 ? 12.92 * r : 1.055 * Math.pow(r, 1 / 2.4) - .055));

- }

- d3.rgb = d3_rgb;

- function d3_rgb(r, g, b) {

- return this instanceof d3_rgb ? void (this.r = ~~r, this.g = ~~g, this.b = ~~b) : arguments.length < 2 ? r instanceof d3_rgb ? new d3_rgb(r.r, r.g, r.b) : d3_rgb_parse("" + r, d3_rgb, d3_hsl_rgb) : new d3_rgb(r, g, b);

- }

- function d3_rgbNumber(value) {

- return new d3_rgb(value >> 16, value >> 8 & 255, value & 255);

- }

- function d3_rgbString(value) {

- return d3_rgbNumber(value) + "";

- }

- var d3_rgbPrototype = d3_rgb.prototype = new d3_color();

- d3_rgbPrototype.brighter = function(k) {

- k = Math.pow(.7, arguments.length ? k : 1);

- var r = this.r, g = this.g, b = this.b, i = 30;

- if (!r && !g && !b) return new d3_rgb(i, i, i);

- if (r && r < i) r = i;

- if (g && g < i) g = i;

- if (b && b < i) b = i;

- return new d3_rgb(Math.min(255, r / k), Math.min(255, g / k), Math.min(255, b / k));

- };

- d3_rgbPrototype.darker = function(k) {

- k = Math.pow(.7, arguments.length ? k : 1);

- return new d3_rgb(k * this.r, k * this.g, k * this.b);

- };

- d3_rgbPrototype.hsl = function() {

- return d3_rgb_hsl(this.r, this.g, this.b);

- };

- d3_rgbPrototype.toString = function() {

- return "#" + d3_rgb_hex(this.r) + d3_rgb_hex(this.g) + d3_rgb_hex(this.b);

- };

- function d3_rgb_hex(v) {

- return v < 16 ? "0" + Math.max(0, v).toString(16) : Math.min(255, v).toString(16);

- }

- function d3_rgb_parse(format, rgb, hsl) {

- var r = 0, g = 0, b = 0, m1, m2, color;

- m1 = /([a-z]+)\((.*)\)/i.exec(format);

- if (m1) {

- m2 = m1[2].split(",");

- switch (m1[1]) {

- case "hsl":

- {

- return hsl(parseFloat(m2[0]), parseFloat(m2[1]) / 100, parseFloat(m2[2]) / 100);

- }

-

- case "rgb":

- {

- return rgb(d3_rgb_parseNumber(m2[0]), d3_rgb_parseNumber(m2[1]), d3_rgb_parseNumber(m2[2]));

- }

- }

- }

- if (color = d3_rgb_names.get(format)) return rgb(color.r, color.g, color.b);

- if (format != null && format.charAt(0) === "#" && !isNaN(color = parseInt(format.slice(1), 16))) {

- if (format.length === 4) {

- r = (color & 3840) >> 4;

- r = r >> 4 | r;

- g = color & 240;

- g = g >> 4 | g;

- b = color & 15;

- b = b << 4 | b;

- } else if (format.length === 7) {

- r = (color & 16711680) >> 16;

- g = (color & 65280) >> 8;

- b = color & 255;

- }

- }

- return rgb(r, g, b);

- }

- function d3_rgb_hsl(r, g, b) {

- var min = Math.min(r /= 255, g /= 255, b /= 255), max = Math.max(r, g, b), d = max - min, h, s, l = (max + min) / 2;

- if (d) {

- s = l < .5 ? d / (max + min) : d / (2 - max - min);

- if (r == max) h = (g - b) / d + (g < b ? 6 : 0); else if (g == max) h = (b - r) / d + 2; else h = (r - g) / d + 4;

- h *= 60;

- } else {

- h = NaN;

- s = l > 0 && l < 1 ? 0 : h;

- }

- return new d3_hsl(h, s, l);

- }

- function d3_rgb_lab(r, g, b) {

- r = d3_rgb_xyz(r);

- g = d3_rgb_xyz(g);

- b = d3_rgb_xyz(b);

- var x = d3_xyz_lab((.4124564 * r + .3575761 * g + .1804375 * b) / d3_lab_X), y = d3_xyz_lab((.2126729 * r + .7151522 * g + .072175 * b) / d3_lab_Y), z = d3_xyz_lab((.0193339 * r + .119192 * g + .9503041 * b) / d3_lab_Z);

- return d3_lab(116 * y - 16, 500 * (x - y), 200 * (y - z));

- }

- function d3_rgb_xyz(r) {

- return (r /= 255) <= .04045 ? r / 12.92 : Math.pow((r + .055) / 1.055, 2.4);

- }

- function d3_rgb_parseNumber(c) {

- var f = parseFloat(c);

- return c.charAt(c.length - 1) === "%" ? Math.round(f * 2.55) : f;

- }

- var d3_rgb_names = d3.map({

- aliceblue: 15792383,

- antiquewhite: 16444375,

- aqua: 65535,

- aquamarine: 8388564,

- azure: 15794175,

- beige: 16119260,

- bisque: 16770244,

- black: 0,

- blanchedalmond: 16772045,

- blue: 255,

- blueviolet: 9055202,

- brown: 10824234,

- burlywood: 14596231,

- cadetblue: 6266528,

- chartreuse: 8388352,

- chocolate: 13789470,

- coral: 16744272,

- cornflowerblue: 6591981,

- cornsilk: 16775388,

- crimson: 14423100,

- cyan: 65535,

- darkblue: 139,

- darkcyan: 35723,

- darkgoldenrod: 12092939,

- darkgray: 11119017,

- darkgreen: 25600,

- darkgrey: 11119017,

- darkkhaki: 12433259,

- darkmagenta: 9109643,

- darkolivegreen: 5597999,

- darkorange: 16747520,

- darkorchid: 10040012,

- darkred: 9109504,

- darksalmon: 15308410,

- darkseagreen: 9419919,

- darkslateblue: 4734347,

- darkslategray: 3100495,

- darkslategrey: 3100495,

- darkturquoise: 52945,

- darkviolet: 9699539,

- deeppink: 16716947,

- deepskyblue: 49151,

- dimgray: 6908265,

- dimgrey: 6908265,

- dodgerblue: 2003199,

- firebrick: 11674146,

- floralwhite: 16775920,

- forestgreen: 2263842,

- fuchsia: 16711935,

- gainsboro: 14474460,

- ghostwhite: 16316671,

- gold: 16766720,

- goldenrod: 14329120,

- gray: 8421504,

- green: 32768,

- greenyellow: 11403055,

- grey: 8421504,

- honeydew: 15794160,

- hotpink: 16738740,

- indianred: 13458524,

- indigo: 4915330,

- ivory: 16777200,

- khaki: 15787660,

- lavender: 15132410,

- lavenderblush: 16773365,

- lawngreen: 8190976,

- lemonchiffon: 16775885,

- lightblue: 11393254,

- lightcoral: 15761536,

- lightcyan: 14745599,

- lightgoldenrodyellow: 16448210,

- lightgray: 13882323,

- lightgreen: 9498256,

- lightgrey: 13882323,

- lightpink: 16758465,

- lightsalmon: 16752762,

- lightseagreen: 2142890,

- lightskyblue: 8900346,

- lightslategray: 7833753,

- lightslategrey: 7833753,

- lightsteelblue: 11584734,

- lightyellow: 16777184,

- lime: 65280,

- limegreen: 3329330,

- linen: 16445670,

- magenta: 16711935,

- maroon: 8388608,

- mediumaquamarine: 6737322,

- mediumblue: 205,

- mediumorchid: 12211667,

- mediumpurple: 9662683,

- mediumseagreen: 3978097,

- mediumslateblue: 8087790,

- mediumspringgreen: 64154,

- mediumturquoise: 4772300,

- mediumvioletred: 13047173,

- midnightblue: 1644912,

- mintcream: 16121850,

- mistyrose: 16770273,

- moccasin: 16770229,

- navajowhite: 16768685,

- navy: 128,

- oldlace: 16643558,

- olive: 8421376,

- olivedrab: 7048739,

- orange: 16753920,

- orangered: 16729344,

- orchid: 14315734,

- palegoldenrod: 15657130,

- palegreen: 10025880,

- paleturquoise: 11529966,

- palevioletred: 14381203,

- papayawhip: 16773077,

- peachpuff: 16767673,

- peru: 13468991,

- pink: 16761035,

- plum: 14524637,

- powderblue: 11591910,

- purple: 8388736,

- red: 16711680,

- rosybrown: 12357519,

- royalblue: 4286945,

- saddlebrown: 9127187,

- salmon: 16416882,

- sandybrown: 16032864,

- seagreen: 3050327,

- seashell: 16774638,

- sienna: 10506797,

- silver: 12632256,

- skyblue: 8900331,

- slateblue: 6970061,

- slategray: 7372944,

- slategrey: 7372944,

- snow: 16775930,

- springgreen: 65407,

- steelblue: 4620980,

- tan: 13808780,

- teal: 32896,

- thistle: 14204888,

- tomato: 16737095,

- turquoise: 4251856,

- violet: 15631086,

- wheat: 16113331,

- white: 16777215,

- whitesmoke: 16119285,

- yellow: 16776960,

- yellowgreen: 10145074

- });

- d3_rgb_names.forEach(function(key, value) {

- d3_rgb_names.set(key, d3_rgbNumber(value));

- });

- function d3_functor(v) {

- return typeof v === "function" ? v : function() {

- return v;

- };

- }

- d3.functor = d3_functor;

- function d3_identity(d) {

- return d;

- }

- d3.xhr = d3_xhrType(d3_identity);

- function d3_xhrType(response) {

- return function(url, mimeType, callback) {

- if (arguments.length === 2 && typeof mimeType === "function") callback = mimeType,

- mimeType = null;

- return d3_xhr(url, mimeType, response, callback);

- };

- }

- function d3_xhr(url, mimeType, response, callback) {

- var xhr = {}, dispatch = d3.dispatch("beforesend", "progress", "load", "error"), headers = {}, request = new XMLHttpRequest(), responseType = null;

- if (d3_window.XDomainRequest && !("withCredentials" in request) && /^(http(s)?:)?\/\//.test(url)) request = new XDomainRequest();

- "onload" in request ? request.onload = request.onerror = respond : request.onreadystatechange = function() {

- request.readyState > 3 && respond();

- };

- function respond() {

- var status = request.status, result;

- if (!status && d3_xhrHasResponse(request) || status >= 200 && status < 300 || status === 304) {

- try {

- result = response.call(xhr, request);

- } catch (e) {

- dispatch.error.call(xhr, e);

- return;

- }

- dispatch.load.call(xhr, result);

- } else {

- dispatch.error.call(xhr, request);

- }

- }

- request.onprogress = function(event) {

- var o = d3.event;

- d3.event = event;

- try {

- dispatch.progress.call(xhr, request);

- } finally {

- d3.event = o;

- }

- };

- xhr.header = function(name, value) {

- name = (name + "").toLowerCase();

- if (arguments.length < 2) return headers[name];

- if (value == null) delete headers[name]; else headers[name] = value + "";

- return xhr;

- };

- xhr.mimeType = function(value) {

- if (!arguments.length) return mimeType;

- mimeType = value == null ? null : value + "";

- return xhr;

- };

- xhr.responseType = function(value) {

- if (!arguments.length) return responseType;

- responseType = value;

- return xhr;

- };

- xhr.response = function(value) {

- response = value;

- return xhr;

- };

- [ "get", "post" ].forEach(function(method) {

- xhr[method] = function() {

- return xhr.send.apply(xhr, [ method ].concat(d3_array(arguments)));

- };

- });

- xhr.send = function(method, data, callback) {

- if (arguments.length === 2 && typeof data === "function") callback = data, data = null;

- request.open(method, url, true);

- if (mimeType != null && !("accept" in headers)) headers["accept"] = mimeType + ",*/*";

- if (request.setRequestHeader) for (var name in headers) request.setRequestHeader(name, headers[name]);

- if (mimeType != null && request.overrideMimeType) request.overrideMimeType(mimeType);

- if (responseType != null) request.responseType = responseType;

- if (callback != null) xhr.on("error", callback).on("load", function(request) {

- callback(null, request);

- });

- dispatch.beforesend.call(xhr, request);

- request.send(data == null ? null : data);

- return xhr;

- };

- xhr.abort = function() {

- request.abort();

- return xhr;

- };

- d3.rebind(xhr, dispatch, "on");

- return callback == null ? xhr : xhr.get(d3_xhr_fixCallback(callback));

- }

- function d3_xhr_fixCallback(callback) {

- return callback.length === 1 ? function(error, request) {

- callback(error == null ? request : null);

- } : callback;

- }

- function d3_xhrHasResponse(request) {

- var type = request.responseType;

- return type && type !== "text" ? request.response : request.responseText;

- }

- d3.dsv = function(delimiter, mimeType) {

- var reFormat = new RegExp('["' + delimiter + "\n]"), delimiterCode = delimiter.charCodeAt(0);

- function dsv(url, row, callback) {

- if (arguments.length < 3) callback = row, row = null;

- var xhr = d3_xhr(url, mimeType, row == null ? response : typedResponse(row), callback);

- xhr.row = function(_) {

- return arguments.length ? xhr.response((row = _) == null ? response : typedResponse(_)) : row;

- };

- return xhr;

- }

- function response(request) {

- return dsv.parse(request.responseText);

- }

- function typedResponse(f) {

- return function(request) {

- return dsv.parse(request.responseText, f);

- };

- }

- dsv.parse = function(text, f) {

- var o;

- return dsv.parseRows(text, function(row, i) {

- if (o) return o(row, i - 1);

- var a = new Function("d", "return {" + row.map(function(name, i) {

- return JSON.stringify(name) + ": d[" + i + "]";

- }).join(",") + "}");

- o = f ? function(row, i) {

- return f(a(row), i);

- } : a;

- });

- };

- dsv.parseRows = function(text, f) {

- var EOL = {}, EOF = {}, rows = [], N = text.length, I = 0, n = 0, t, eol;

- function token() {

- if (I >= N) return EOF;

- if (eol) return eol = false, EOL;

- var j = I;

- if (text.charCodeAt(j) === 34) {

- var i = j;

- while (i++ < N) {

- if (text.charCodeAt(i) === 34) {

- if (text.charCodeAt(i + 1) !== 34) break;

- ++i;

- }

- }

- I = i + 2;

- var c = text.charCodeAt(i + 1);

- if (c === 13) {

- eol = true;

- if (text.charCodeAt(i + 2) === 10) ++I;

- } else if (c === 10) {

- eol = true;

- }

- return text.slice(j + 1, i).replace(/""/g, '"');

- }

- while (I < N) {

- var c = text.charCodeAt(I++), k = 1;

- if (c === 10) eol = true; else if (c === 13) {

- eol = true;

- if (text.charCodeAt(I) === 10) ++I, ++k;

- } else if (c !== delimiterCode) continue;

- return text.slice(j, I - k);

- }

- return text.slice(j);

- }

- while ((t = token()) !== EOF) {

- var a = [];

- while (t !== EOL && t !== EOF) {

- a.push(t);

- t = token();

- }

- if (f && (a = f(a, n++)) == null) continue;

- rows.push(a);

- }

- return rows;

- };

- dsv.format = function(rows) {

- if (Array.isArray(rows[0])) return dsv.formatRows(rows);

- var fieldSet = new d3_Set(), fields = [];

- rows.forEach(function(row) {

- for (var field in row) {

- if (!fieldSet.has(field)) {

- fields.push(fieldSet.add(field));

- }

- }

- });

- return [ fields.map(formatValue).join(delimiter) ].concat(rows.map(function(row) {

- return fields.map(function(field) {

- return formatValue(row[field]);

- }).join(delimiter);

- })).join("\n");

- };

- dsv.formatRows = function(rows) {

- return rows.map(formatRow).join("\n");

- };

- function formatRow(row) {

- return row.map(formatValue).join(delimiter);

- }

- function formatValue(text) {

- return reFormat.test(text) ? '"' + text.replace(/\"/g, '""') + '"' : text;

- }

- return dsv;

- };

- d3.csv = d3.dsv(",", "text/csv");

- d3.tsv = d3.dsv(" ", "text/tab-separated-values");

- var d3_timer_queueHead, d3_timer_queueTail, d3_timer_interval, d3_timer_timeout, d3_timer_active, d3_timer_frame = d3_window[d3_vendorSymbol(d3_window, "requestAnimationFrame")] || function(callback) {

- setTimeout(callback, 17);

- };

- d3.timer = function(callback, delay, then) {

- var n = arguments.length;

- if (n < 2) delay = 0;

- if (n < 3) then = Date.now();

- var time = then + delay, timer = {

- c: callback,

- t: time,

- f: false,

- n: null

- };

- if (d3_timer_queueTail) d3_timer_queueTail.n = timer; else d3_timer_queueHead = timer;

- d3_timer_queueTail = timer;

- if (!d3_timer_interval) {

- d3_timer_timeout = clearTimeout(d3_timer_timeout);

- d3_timer_interval = 1;

- d3_timer_frame(d3_timer_step);

- }

- };

- function d3_timer_step() {

- var now = d3_timer_mark(), delay = d3_timer_sweep() - now;

- if (delay > 24) {

- if (isFinite(delay)) {

- clearTimeout(d3_timer_timeout);

- d3_timer_timeout = setTimeout(d3_timer_step, delay);

- }

- d3_timer_interval = 0;

- } else {

- d3_timer_interval = 1;

- d3_timer_frame(d3_timer_step);

- }

- }

- d3.timer.flush = function() {

- d3_timer_mark();

- d3_timer_sweep();

- };

- function d3_timer_mark() {

- var now = Date.now();

- d3_timer_active = d3_timer_queueHead;

- while (d3_timer_active) {

- if (now >= d3_timer_active.t) d3_timer_active.f = d3_timer_active.c(now - d3_timer_active.t);

- d3_timer_active = d3_timer_active.n;

- }

- return now;

- }

- function d3_timer_sweep() {

- var t0, t1 = d3_timer_queueHead, time = Infinity;

- while (t1) {

- if (t1.f) {

- t1 = t0 ? t0.n = t1.n : d3_timer_queueHead = t1.n;

- } else {

- if (t1.t < time) time = t1.t;

- t1 = (t0 = t1).n;

- }

- }

- d3_timer_queueTail = t0;

- return time;

- }

- function d3_format_precision(x, p) {

- return p - (x ? Math.ceil(Math.log(x) / Math.LN10) : 1);

- }

- d3.round = function(x, n) {

- return n ? Math.round(x * (n = Math.pow(10, n))) / n : Math.round(x);

- };

- var d3_formatPrefixes = [ "y", "z", "a", "f", "p", "n", "µ", "m", "", "k", "M", "G", "T", "P", "E", "Z", "Y" ].map(d3_formatPrefix);

- d3.formatPrefix = function(value, precision) {

- var i = 0;

- if (value) {

- if (value < 0) value *= -1;

- if (precision) value = d3.round(value, d3_format_precision(value, precision));

- i = 1 + Math.floor(1e-12 + Math.log(value) / Math.LN10);

- i = Math.max(-24, Math.min(24, Math.floor((i - 1) / 3) * 3));

- }

- return d3_formatPrefixes[8 + i / 3];

- };

- function d3_formatPrefix(d, i) {

- var k = Math.pow(10, abs(8 - i) * 3);

- return {

- scale: i > 8 ? function(d) {

- return d / k;

- } : function(d) {

- return d * k;

- },

- symbol: d

- };

- }

- function d3_locale_numberFormat(locale) {

- var locale_decimal = locale.decimal, locale_thousands = locale.thousands, locale_grouping = locale.grouping, locale_currency = locale.currency, formatGroup = locale_grouping && locale_thousands ? function(value, width) {

- var i = value.length, t = [], j = 0, g = locale_grouping[0], length = 0;

- while (i > 0 && g > 0) {

- if (length + g + 1 > width) g = Math.max(1, width - length);

- t.push(value.substring(i -= g, i + g));

- if ((length += g + 1) > width) break;

- g = locale_grouping[j = (j + 1) % locale_grouping.length];

- }

- return t.reverse().join(locale_thousands);

- } : d3_identity;

- return function(specifier) {

- var match = d3_format_re.exec(specifier), fill = match[1] || " ", align = match[2] || ">", sign = match[3] || "-", symbol = match[4] || "", zfill = match[5], width = +match[6], comma = match[7], precision = match[8], type = match[9], scale = 1, prefix = "", suffix = "", integer = false, exponent = true;

- if (precision) precision = +precision.substring(1);

- if (zfill || fill === "0" && align === "=") {

- zfill = fill = "0";

- align = "=";

- }

- switch (type) {

- case "n":

- comma = true;

- type = "g";

- break;

-

- case "%":

- scale = 100;

- suffix = "%";

- type = "f";

- break;

-

- case "p":

- scale = 100;

- suffix = "%";

- type = "r";

- break;

-

- case "b":

- case "o":

- case "x":

- case "X":

- if (symbol === "#") prefix = "0" + type.toLowerCase();

-

- case "c":

- exponent = false;

-

- case "d":

- integer = true;

- precision = 0;

- break;

-

- case "s":

- scale = -1;

- type = "r";

- break;

- }

- if (symbol === "$") prefix = locale_currency[0], suffix = locale_currency[1];

- if (type == "r" && !precision) type = "g";

- if (precision != null) {

- if (type == "g") precision = Math.max(1, Math.min(21, precision)); else if (type == "e" || type == "f") precision = Math.max(0, Math.min(20, precision));

- }

- type = d3_format_types.get(type) || d3_format_typeDefault;

- var zcomma = zfill && comma;

- return function(value) {

- var fullSuffix = suffix;

- if (integer && value % 1) return "";

- var negative = value < 0 || value === 0 && 1 / value < 0 ? (value = -value, "-") : sign === "-" ? "" : sign;

- if (scale < 0) {

- var unit = d3.formatPrefix(value, precision);

- value = unit.scale(value);

- fullSuffix = unit.symbol + suffix;

- } else {

- value *= scale;

- }

- value = type(value, precision);

- var i = value.lastIndexOf("."), before, after;

- if (i < 0) {

- var j = exponent ? value.lastIndexOf("e") : -1;

- if (j < 0) before = value, after = ""; else before = value.substring(0, j), after = value.substring(j);

- } else {

- before = value.substring(0, i);

- after = locale_decimal + value.substring(i + 1);

- }

- if (!zfill && comma) before = formatGroup(before, Infinity);

- var length = prefix.length + before.length + after.length + (zcomma ? 0 : negative.length), padding = length < width ? new Array(length = width - length + 1).join(fill) : "";

- if (zcomma) before = formatGroup(padding + before, padding.length ? width - after.length : Infinity);

- negative += prefix;

- value = before + after;

- return (align === "<" ? negative + value + padding : align === ">" ? padding + negative + value : align === "^" ? padding.substring(0, length >>= 1) + negative + value + padding.substring(length) : negative + (zcomma ? value : padding + value)) + fullSuffix;

- };

- };

- }

- var d3_format_re = /(?:([^{])?([<>=^]))?([+\- ])?([$#])?(0)?(\d+)?(,)?(\.-?\d+)?([a-z%])?/i;

- var d3_format_types = d3.map({

- b: function(x) {

- return x.toString(2);

- },

- c: function(x) {

- return String.fromCharCode(x);

- },

- o: function(x) {

- return x.toString(8);

- },

- x: function(x) {

- return x.toString(16);

- },

- X: function(x) {

- return x.toString(16).toUpperCase();

- },

- g: function(x, p) {

- return x.toPrecision(p);

- },

- e: function(x, p) {

- return x.toExponential(p);

- },

- f: function(x, p) {

- return x.toFixed(p);

- },

- r: function(x, p) {

- return (x = d3.round(x, d3_format_precision(x, p))).toFixed(Math.max(0, Math.min(20, d3_format_precision(x * (1 + 1e-15), p))));

- }

- });

- function d3_format_typeDefault(x) {

- return x + "";

- }

- var d3_time = d3.time = {}, d3_date = Date;

- function d3_date_utc() {

- this._ = new Date(arguments.length > 1 ? Date.UTC.apply(this, arguments) : arguments[0]);

- }

- d3_date_utc.prototype = {

- getDate: function() {

- return this._.getUTCDate();

- },

- getDay: function() {

- return this._.getUTCDay();

- },

- getFullYear: function() {

- return this._.getUTCFullYear();

- },

- getHours: function() {

- return this._.getUTCHours();

- },

- getMilliseconds: function() {

- return this._.getUTCMilliseconds();

- },

- getMinutes: function() {

- return this._.getUTCMinutes();

- },

- getMonth: function() {

- return this._.getUTCMonth();

- },

- getSeconds: function() {

- return this._.getUTCSeconds();

- },

- getTime: function() {

- return this._.getTime();

- },

- getTimezoneOffset: function() {

- return 0;

- },

- valueOf: function() {

- return this._.valueOf();

- },

- setDate: function() {

- d3_time_prototype.setUTCDate.apply(this._, arguments);

- },

- setDay: function() {

- d3_time_prototype.setUTCDay.apply(this._, arguments);

- },

- setFullYear: function() {

- d3_time_prototype.setUTCFullYear.apply(this._, arguments);

- },

- setHours: function() {

- d3_time_prototype.setUTCHours.apply(this._, arguments);

- },

- setMilliseconds: function() {

- d3_time_prototype.setUTCMilliseconds.apply(this._, arguments);

- },

- setMinutes: function() {

- d3_time_prototype.setUTCMinutes.apply(this._, arguments);

- },

- setMonth: function() {

- d3_time_prototype.setUTCMonth.apply(this._, arguments);

- },

- setSeconds: function() {

- d3_time_prototype.setUTCSeconds.apply(this._, arguments);

- },

- setTime: function() {

- d3_time_prototype.setTime.apply(this._, arguments);

- }

- };

- var d3_time_prototype = Date.prototype;

- function d3_time_interval(local, step, number) {

- function round(date) {

- var d0 = local(date), d1 = offset(d0, 1);

- return date - d0 < d1 - date ? d0 : d1;

- }

- function ceil(date) {

- step(date = local(new d3_date(date - 1)), 1);

- return date;

- }

- function offset(date, k) {

- step(date = new d3_date(+date), k);

- return date;

- }

- function range(t0, t1, dt) {

- var time = ceil(t0), times = [];

- if (dt > 1) {

- while (time < t1) {

- if (!(number(time) % dt)) times.push(new Date(+time));

- step(time, 1);

- }

- } else {

- while (time < t1) times.push(new Date(+time)), step(time, 1);

- }

- return times;

- }

- function range_utc(t0, t1, dt) {

- try {

- d3_date = d3_date_utc;

- var utc = new d3_date_utc();

- utc._ = t0;

- return range(utc, t1, dt);

- } finally {

- d3_date = Date;

- }

- }

- local.floor = local;

- local.round = round;

- local.ceil = ceil;

- local.offset = offset;

- local.range = range;

- var utc = local.utc = d3_time_interval_utc(local);

- utc.floor = utc;

- utc.round = d3_time_interval_utc(round);

- utc.ceil = d3_time_interval_utc(ceil);

- utc.offset = d3_time_interval_utc(offset);

- utc.range = range_utc;

- return local;

- }

- function d3_time_interval_utc(method) {

- return function(date, k) {

- try {

- d3_date = d3_date_utc;

- var utc = new d3_date_utc();

- utc._ = date;

- return method(utc, k)._;

- } finally {

- d3_date = Date;

- }

- };

- }

- d3_time.year = d3_time_interval(function(date) {

- date = d3_time.day(date);

- date.setMonth(0, 1);

- return date;

- }, function(date, offset) {

- date.setFullYear(date.getFullYear() + offset);

- }, function(date) {

- return date.getFullYear();

- });

- d3_time.years = d3_time.year.range;

- d3_time.years.utc = d3_time.year.utc.range;

- d3_time.day = d3_time_interval(function(date) {

- var day = new d3_date(2e3, 0);

- day.setFullYear(date.getFullYear(), date.getMonth(), date.getDate());

- return day;

- }, function(date, offset) {

- date.setDate(date.getDate() + offset);

- }, function(date) {

- return date.getDate() - 1;

- });

- d3_time.days = d3_time.day.range;

- d3_time.days.utc = d3_time.day.utc.range;

- d3_time.dayOfYear = function(date) {

- var year = d3_time.year(date);

- return Math.floor((date - year - (date.getTimezoneOffset() - year.getTimezoneOffset()) * 6e4) / 864e5);

- };

- [ "sunday", "monday", "tuesday", "wednesday", "thursday", "friday", "saturday" ].forEach(function(day, i) {

- i = 7 - i;

- var interval = d3_time[day] = d3_time_interval(function(date) {

- (date = d3_time.day(date)).setDate(date.getDate() - (date.getDay() + i) % 7);

- return date;

- }, function(date, offset) {

- date.setDate(date.getDate() + Math.floor(offset) * 7);

- }, function(date) {

- var day = d3_time.year(date).getDay();

- return Math.floor((d3_time.dayOfYear(date) + (day + i) % 7) / 7) - (day !== i);

- });

- d3_time[day + "s"] = interval.range;

- d3_time[day + "s"].utc = interval.utc.range;

- d3_time[day + "OfYear"] = function(date) {

- var day = d3_time.year(date).getDay();

- return Math.floor((d3_time.dayOfYear(date) + (day + i) % 7) / 7);

- };

- });

- d3_time.week = d3_time.sunday;

- d3_time.weeks = d3_time.sunday.range;

- d3_time.weeks.utc = d3_time.sunday.utc.range;

- d3_time.weekOfYear = d3_time.sundayOfYear;

- function d3_locale_timeFormat(locale) {

- var locale_dateTime = locale.dateTime, locale_date = locale.date, locale_time = locale.time, locale_periods = locale.periods, locale_days = locale.days, locale_shortDays = locale.shortDays, locale_months = locale.months, locale_shortMonths = locale.shortMonths;

- function d3_time_format(template) {

- var n = template.length;

- function format(date) {

- var string = [], i = -1, j = 0, c, p, f;

- while (++i < n) {

- if (template.charCodeAt(i) === 37) {

- string.push(template.slice(j, i));

- if ((p = d3_time_formatPads[c = template.charAt(++i)]) != null) c = template.charAt(++i);

- if (f = d3_time_formats[c]) c = f(date, p == null ? c === "e" ? " " : "0" : p);

- string.push(c);

- j = i + 1;

- }

- }

- string.push(template.slice(j, i));

- return string.join("");

- }

- format.parse = function(string) {

- var d = {

- y: 1900,

- m: 0,

- d: 1,

- H: 0,

- M: 0,

- S: 0,

- L: 0,

- Z: null

- }, i = d3_time_parse(d, template, string, 0);

- if (i != string.length) return null;

- if ("p" in d) d.H = d.H % 12 + d.p * 12;

- var localZ = d.Z != null && d3_date !== d3_date_utc, date = new (localZ ? d3_date_utc : d3_date)();

- if ("j" in d) date.setFullYear(d.y, 0, d.j); else if ("w" in d && ("W" in d || "U" in d)) {

- date.setFullYear(d.y, 0, 1);

- date.setFullYear(d.y, 0, "W" in d ? (d.w + 6) % 7 + d.W * 7 - (date.getDay() + 5) % 7 : d.w + d.U * 7 - (date.getDay() + 6) % 7);

- } else date.setFullYear(d.y, d.m, d.d);

- date.setHours(d.H + (d.Z / 100 | 0), d.M + d.Z % 100, d.S, d.L);

- return localZ ? date._ : date;

- };

- format.toString = function() {

- return template;

- };

- return format;

- }

- function d3_time_parse(date, template, string, j) {

- var c, p, t, i = 0, n = template.length, m = string.length;

- while (i < n) {

- if (j >= m) return -1;

- c = template.charCodeAt(i++);

- if (c === 37) {

- t = template.charAt(i++);

- p = d3_time_parsers[t in d3_time_formatPads ? template.charAt(i++) : t];

- if (!p || (j = p(date, string, j)) < 0) return -1;

- } else if (c != string.charCodeAt(j++)) {

- return -1;

- }

- }

- return j;

- }

- d3_time_format.utc = function(template) {

- var local = d3_time_format(template);

- function format(date) {

- try {

- d3_date = d3_date_utc;

- var utc = new d3_date();

- utc._ = date;

- return local(utc);

- } finally {

- d3_date = Date;

- }

- }

- format.parse = function(string) {

- try {

- d3_date = d3_date_utc;

- var date = local.parse(string);

- return date && date._;

- } finally {

- d3_date = Date;

- }

- };

- format.toString = local.toString;

- return format;

- };

- d3_time_format.multi = d3_time_format.utc.multi = d3_time_formatMulti;

- var d3_time_periodLookup = d3.map(), d3_time_dayRe = d3_time_formatRe(locale_days), d3_time_dayLookup = d3_time_formatLookup(locale_days), d3_time_dayAbbrevRe = d3_time_formatRe(locale_shortDays), d3_time_dayAbbrevLookup = d3_time_formatLookup(locale_shortDays), d3_time_monthRe = d3_time_formatRe(locale_months), d3_time_monthLookup = d3_time_formatLookup(locale_months), d3_time_monthAbbrevRe = d3_time_formatRe(locale_shortMonths), d3_time_monthAbbrevLookup = d3_time_formatLookup(locale_shortMonths);

- locale_periods.forEach(function(p, i) {

- d3_time_periodLookup.set(p.toLowerCase(), i);

- });

- var d3_time_formats = {

- a: function(d) {

- return locale_shortDays[d.getDay()];

- },

- A: function(d) {

- return locale_days[d.getDay()];

- },

- b: function(d) {

- return locale_shortMonths[d.getMonth()];

- },

- B: function(d) {

- return locale_months[d.getMonth()];

- },

- c: d3_time_format(locale_dateTime),

- d: function(d, p) {

- return d3_time_formatPad(d.getDate(), p, 2);

- },

- e: function(d, p) {

- return d3_time_formatPad(d.getDate(), p, 2);

- },

- H: function(d, p) {

- return d3_time_formatPad(d.getHours(), p, 2);

- },

- I: function(d, p) {

- return d3_time_formatPad(d.getHours() % 12 || 12, p, 2);

- },

- j: function(d, p) {

- return d3_time_formatPad(1 + d3_time.dayOfYear(d), p, 3);

- },

- L: function(d, p) {

- return d3_time_formatPad(d.getMilliseconds(), p, 3);

- },

- m: function(d, p) {

- return d3_time_formatPad(d.getMonth() + 1, p, 2);

- },

- M: function(d, p) {

- return d3_time_formatPad(d.getMinutes(), p, 2);

- },

- p: function(d) {

- return locale_periods[+(d.getHours() >= 12)];

- },

- S: function(d, p) {

- return d3_time_formatPad(d.getSeconds(), p, 2);

- },

- U: function(d, p) {

- return d3_time_formatPad(d3_time.sundayOfYear(d), p, 2);

- },

- w: function(d) {

- return d.getDay();

- },

- W: function(d, p) {

- return d3_time_formatPad(d3_time.mondayOfYear(d), p, 2);

- },

- x: d3_time_format(locale_date),

- X: d3_time_format(locale_time),

- y: function(d, p) {

- return d3_time_formatPad(d.getFullYear() % 100, p, 2);

- },

- Y: function(d, p) {

- return d3_time_formatPad(d.getFullYear() % 1e4, p, 4);

- },

- Z: d3_time_zone,

- "%": function() {

- return "%";

- }

- };

- var d3_time_parsers = {

- a: d3_time_parseWeekdayAbbrev,

- A: d3_time_parseWeekday,

- b: d3_time_parseMonthAbbrev,

- B: d3_time_parseMonth,

- c: d3_time_parseLocaleFull,

- d: d3_time_parseDay,

- e: d3_time_parseDay,

- H: d3_time_parseHour24,

- I: d3_time_parseHour24,

- j: d3_time_parseDayOfYear,

- L: d3_time_parseMilliseconds,

- m: d3_time_parseMonthNumber,

- M: d3_time_parseMinutes,

- p: d3_time_parseAmPm,

- S: d3_time_parseSeconds,

- U: d3_time_parseWeekNumberSunday,

- w: d3_time_parseWeekdayNumber,

- W: d3_time_parseWeekNumberMonday,

- x: d3_time_parseLocaleDate,

- X: d3_time_parseLocaleTime,

- y: d3_time_parseYear,

- Y: d3_time_parseFullYear,

- Z: d3_time_parseZone,

- "%": d3_time_parseLiteralPercent

- };

- function d3_time_parseWeekdayAbbrev(date, string, i) {

- d3_time_dayAbbrevRe.lastIndex = 0;

- var n = d3_time_dayAbbrevRe.exec(string.slice(i));

- return n ? (date.w = d3_time_dayAbbrevLookup.get(n[0].toLowerCase()), i + n[0].length) : -1;

- }

- function d3_time_parseWeekday(date, string, i) {

- d3_time_dayRe.lastIndex = 0;

- var n = d3_time_dayRe.exec(string.slice(i));

- return n ? (date.w = d3_time_dayLookup.get(n[0].toLowerCase()), i + n[0].length) : -1;

- }

- function d3_time_parseMonthAbbrev(date, string, i) {

- d3_time_monthAbbrevRe.lastIndex = 0;

- var n = d3_time_monthAbbrevRe.exec(string.slice(i));

- return n ? (date.m = d3_time_monthAbbrevLookup.get(n[0].toLowerCase()), i + n[0].length) : -1;

- }

- function d3_time_parseMonth(date, string, i) {

- d3_time_monthRe.lastIndex = 0;

- var n = d3_time_monthRe.exec(string.slice(i));

- return n ? (date.m = d3_time_monthLookup.get(n[0].toLowerCase()), i + n[0].length) : -1;

- }

- function d3_time_parseLocaleFull(date, string, i) {

- return d3_time_parse(date, d3_time_formats.c.toString(), string, i);

- }

- function d3_time_parseLocaleDate(date, string, i) {

- return d3_time_parse(date, d3_time_formats.x.toString(), string, i);

- }

- function d3_time_parseLocaleTime(date, string, i) {

- return d3_time_parse(date, d3_time_formats.X.toString(), string, i);

- }

- function d3_time_parseAmPm(date, string, i) {

- var n = d3_time_periodLookup.get(string.slice(i, i += 2).toLowerCase());

- return n == null ? -1 : (date.p = n, i);

- }

- return d3_time_format;

- }

- var d3_time_formatPads = {

- "-": "",

- _: " ",

- "0": "0"

- }, d3_time_numberRe = /^\s*\d+/, d3_time_percentRe = /^%/;

- function d3_time_formatPad(value, fill, width) {

- var sign = value < 0 ? "-" : "", string = (sign ? -value : value) + "", length = string.length;

- return sign + (length < width ? new Array(width - length + 1).join(fill) + string : string);

- }

- function d3_time_formatRe(names) {

- return new RegExp("^(?:" + names.map(d3.requote).join("|") + ")", "i");

- }

- function d3_time_formatLookup(names) {

- var map = new d3_Map(), i = -1, n = names.length;

- while (++i < n) map.set(names[i].toLowerCase(), i);

- return map;

- }

- function d3_time_parseWeekdayNumber(date, string, i) {

- d3_time_numberRe.lastIndex = 0;

- var n = d3_time_numberRe.exec(string.slice(i, i + 1));

- return n ? (date.w = +n[0], i + n[0].length) : -1;

- }

- function d3_time_parseWeekNumberSunday(date, string, i) {

- d3_time_numberRe.lastIndex = 0;

- var n = d3_time_numberRe.exec(string.slice(i));

- return n ? (date.U = +n[0], i + n[0].length) : -1;

- }

- function d3_time_parseWeekNumberMonday(date, string, i) {

- d3_time_numberRe.lastIndex = 0;

- var n = d3_time_numberRe.exec(string.slice(i));

- return n ? (date.W = +n[0], i + n[0].length) : -1;

- }

- function d3_time_parseFullYear(date, string, i) {

- d3_time_numberRe.lastIndex = 0;

- var n = d3_time_numberRe.exec(string.slice(i, i + 4));

- return n ? (date.y = +n[0], i + n[0].length) : -1;

- }

- function d3_time_parseYear(date, string, i) {

- d3_time_numberRe.lastIndex = 0;

- var n = d3_time_numberRe.exec(string.slice(i, i + 2));

- return n ? (date.y = d3_time_expandYear(+n[0]), i + n[0].length) : -1;

- }

- function d3_time_parseZone(date, string, i) {

- return /^[+-]\d{4}$/.test(string = string.slice(i, i + 5)) ? (date.Z = -string,

- i + 5) : -1;

- }

- function d3_time_expandYear(d) {

- return d + (d > 68 ? 1900 : 2e3);

- }

- function d3_time_parseMonthNumber(date, string, i) {

- d3_time_numberRe.lastIndex = 0;

- var n = d3_time_numberRe.exec(string.slice(i, i + 2));

- return n ? (date.m = n[0] - 1, i + n[0].length) : -1;

- }

- function d3_time_parseDay(date, string, i) {

- d3_time_numberRe.lastIndex = 0;

- var n = d3_time_numberRe.exec(string.slice(i, i + 2));

- return n ? (date.d = +n[0], i + n[0].length) : -1;

- }

- function d3_time_parseDayOfYear(date, string, i) {

- d3_time_numberRe.lastIndex = 0;

- var n = d3_time_numberRe.exec(string.slice(i, i + 3));

- return n ? (date.j = +n[0], i + n[0].length) : -1;

- }

- function d3_time_parseHour24(date, string, i) {

- d3_time_numberRe.lastIndex = 0;

- var n = d3_time_numberRe.exec(string.slice(i, i + 2));

- return n ? (date.H = +n[0], i + n[0].length) : -1;

- }

- function d3_time_parseMinutes(date, string, i) {

- d3_time_numberRe.lastIndex = 0;

- var n = d3_time_numberRe.exec(string.slice(i, i + 2));

- return n ? (date.M = +n[0], i + n[0].length) : -1;

- }

- function d3_time_parseSeconds(date, string, i) {

- d3_time_numberRe.lastIndex = 0;

- var n = d3_time_numberRe.exec(string.slice(i, i + 2));

- return n ? (date.S = +n[0], i + n[0].length) : -1;

- }

- function d3_time_parseMilliseconds(date, string, i) {

- d3_time_numberRe.lastIndex = 0;

- var n = d3_time_numberRe.exec(string.slice(i, i + 3));

- return n ? (date.L = +n[0], i + n[0].length) : -1;

- }

- function d3_time_zone(d) {

- var z = d.getTimezoneOffset(), zs = z > 0 ? "-" : "+", zh = abs(z) / 60 | 0, zm = abs(z) % 60;

- return zs + d3_time_formatPad(zh, "0", 2) + d3_time_formatPad(zm, "0", 2);

- }

- function d3_time_parseLiteralPercent(date, string, i) {

- d3_time_percentRe.lastIndex = 0;

- var n = d3_time_percentRe.exec(string.slice(i, i + 1));

- return n ? i + n[0].length : -1;

- }

- function d3_time_formatMulti(formats) {

- var n = formats.length, i = -1;

- while (++i < n) formats[i][0] = this(formats[i][0]);

- return function(date) {

- var i = 0, f = formats[i];

- while (!f[1](date)) f = formats[++i];

- return f[0](date);

- };

- }

- d3.locale = function(locale) {

- return {

- numberFormat: d3_locale_numberFormat(locale),

- timeFormat: d3_locale_timeFormat(locale)

- };

- };

- var d3_locale_enUS = d3.locale({

- decimal: ".",

- thousands: ",",

- grouping: [ 3 ],

- currency: [ "$", "" ],

- dateTime: "%a %b %e %X %Y",

- date: "%m/%d/%Y",

- time: "%H:%M:%S",

- periods: [ "AM", "PM" ],

- days: [ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" ],

- shortDays: [ "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat" ],

- months: [ "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December" ],

- shortMonths: [ "Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" ]

- });

- d3.format = d3_locale_enUS.numberFormat;

- d3.geo = {};

- function d3_adder() {}

- d3_adder.prototype = {

- s: 0,

- t: 0,

- add: function(y) {

- d3_adderSum(y, this.t, d3_adderTemp);

- d3_adderSum(d3_adderTemp.s, this.s, this);

- if (this.s) this.t += d3_adderTemp.t; else this.s = d3_adderTemp.t;

- },

- reset: function() {

- this.s = this.t = 0;

- },

- valueOf: function() {

- return this.s;

- }

- };

- var d3_adderTemp = new d3_adder();

- function d3_adderSum(a, b, o) {

- var x = o.s = a + b, bv = x - a, av = x - bv;

- o.t = a - av + (b - bv);

- }

- d3.geo.stream = function(object, listener) {

- if (object && d3_geo_streamObjectType.hasOwnProperty(object.type)) {

- d3_geo_streamObjectType[object.type](object, listener);

- } else {

- d3_geo_streamGeometry(object, listener);

- }

- };

- function d3_geo_streamGeometry(geometry, listener) {

- if (geometry && d3_geo_streamGeometryType.hasOwnProperty(geometry.type)) {

- d3_geo_streamGeometryType[geometry.type](geometry, listener);

- }

- }

- var d3_geo_streamObjectType = {

- Feature: function(feature, listener) {

- d3_geo_streamGeometry(feature.geometry, listener);

- },

- FeatureCollection: function(object, listener) {

- var features = object.features, i = -1, n = features.length;

- while (++i < n) d3_geo_streamGeometry(features[i].geometry, listener);

- }

- };

- var d3_geo_streamGeometryType = {

- Sphere: function(object, listener) {

- listener.sphere();

- },

- Point: function(object, listener) {

- object = object.coordinates;

- listener.point(object[0], object[1], object[2]);

- },

- MultiPoint: function(object, listener) {

- var coordinates = object.coordinates, i = -1, n = coordinates.length;

- while (++i < n) object = coordinates[i], listener.point(object[0], object[1], object[2]);

- },

- LineString: function(object, listener) {

- d3_geo_streamLine(object.coordinates, listener, 0);

- },

- MultiLineString: function(object, listener) {

- var coordinates = object.coordinates, i = -1, n = coordinates.length;

- while (++i < n) d3_geo_streamLine(coordinates[i], listener, 0);

- },

- Polygon: function(object, listener) {

- d3_geo_streamPolygon(object.coordinates, listener);

- },

- MultiPolygon: function(object, listener) {

- var coordinates = object.coordinates, i = -1, n = coordinates.length;

- while (++i < n) d3_geo_streamPolygon(coordinates[i], listener);

- },

- GeometryCollection: function(object, listener) {

- var geometries = object.geometries, i = -1, n = geometries.length;

- while (++i < n) d3_geo_streamGeometry(geometries[i], listener);

- }

- };

- function d3_geo_streamLine(coordinates, listener, closed) {

- var i = -1, n = coordinates.length - closed, coordinate;

- listener.lineStart();

- while (++i < n) coordinate = coordinates[i], listener.point(coordinate[0], coordinate[1], coordinate[2]);

- listener.lineEnd();

- }

- function d3_geo_streamPolygon(coordinates, listener) {

- var i = -1, n = coordinates.length;

- listener.polygonStart();

- while (++i < n) d3_geo_streamLine(coordinates[i], listener, 1);

- listener.polygonEnd();

- }

- d3.geo.area = function(object) {

- d3_geo_areaSum = 0;

- d3.geo.stream(object, d3_geo_area);

- return d3_geo_areaSum;

- };

- var d3_geo_areaSum, d3_geo_areaRingSum = new d3_adder();

- var d3_geo_area = {

- sphere: function() {

- d3_geo_areaSum += 4 * π;

- },

- point: d3_noop,

- lineStart: d3_noop,

- lineEnd: d3_noop,

- polygonStart: function() {

- d3_geo_areaRingSum.reset();

- d3_geo_area.lineStart = d3_geo_areaRingStart;

- },

- polygonEnd: function() {

- var area = 2 * d3_geo_areaRingSum;

- d3_geo_areaSum += area < 0 ? 4 * π + area : area;

- d3_geo_area.lineStart = d3_geo_area.lineEnd = d3_geo_area.point = d3_noop;

- }

- };

- function d3_geo_areaRingStart() {

- var λ00, φ00, λ0, cosφ0, sinφ0;

- d3_geo_area.point = function(λ, φ) {

- d3_geo_area.point = nextPoint;

- λ0 = (λ00 = λ) * d3_radians, cosφ0 = Math.cos(φ = (φ00 = φ) * d3_radians / 2 + π / 4),

- sinφ0 = Math.sin(φ);

- };

- function nextPoint(λ, φ) {

- λ *= d3_radians;

- φ = φ * d3_radians / 2 + π / 4;

- var dλ = λ - λ0, sdλ = dλ >= 0 ? 1 : -1, adλ = sdλ * dλ, cosφ = Math.cos(φ), sinφ = Math.sin(φ), k = sinφ0 * sinφ, u = cosφ0 * cosφ + k * Math.cos(adλ), v = k * sdλ * Math.sin(adλ);

- d3_geo_areaRingSum.add(Math.atan2(v, u));

- λ0 = λ, cosφ0 = cosφ, sinφ0 = sinφ;

- }

- d3_geo_area.lineEnd = function() {

- nextPoint(λ00, φ00);

- };

- }

- function d3_geo_cartesian(spherical) {

- var λ = spherical[0], φ = spherical[1], cosφ = Math.cos(φ);

- return [ cosφ * Math.cos(λ), cosφ * Math.sin(λ), Math.sin(φ) ];

- }

- function d3_geo_cartesianDot(a, b) {

- return a[0] * b[0] + a[1] * b[1] + a[2] * b[2];

- }

- function d3_geo_cartesianCross(a, b) {

- return [ a[1] * b[2] - a[2] * b[1], a[2] * b[0] - a[0] * b[2], a[0] * b[1] - a[1] * b[0] ];

- }

- function d3_geo_cartesianAdd(a, b) {

- a[0] += b[0];

- a[1] += b[1];

- a[2] += b[2];

- }

- function d3_geo_cartesianScale(vector, k) {

- return [ vector[0] * k, vector[1] * k, vector[2] * k ];

- }

- function d3_geo_cartesianNormalize(d) {

- var l = Math.sqrt(d[0] * d[0] + d[1] * d[1] + d[2] * d[2]);

- d[0] /= l;

- d[1] /= l;

- d[2] /= l;

- }

- function d3_geo_spherical(cartesian) {

- return [ Math.atan2(cartesian[1], cartesian[0]), d3_asin(cartesian[2]) ];

- }

- function d3_geo_sphericalEqual(a, b) {

- return abs(a[0] - b[0]) < ε && abs(a[1] - b[1]) < ε;

- }

- d3.geo.bounds = function() {

- var λ0, φ0, λ1, φ1, λ_, λ__, φ__, p0, dλSum, ranges, range;

- var bound = {

- point: point,

- lineStart: lineStart,

- lineEnd: lineEnd,

- polygonStart: function() {

- bound.point = ringPoint;

- bound.lineStart = ringStart;

- bound.lineEnd = ringEnd;

- dλSum = 0;

- d3_geo_area.polygonStart();

- },

- polygonEnd: function() {

- d3_geo_area.polygonEnd();

- bound.point = point;

- bound.lineStart = lineStart;

- bound.lineEnd = lineEnd;

- if (d3_geo_areaRingSum < 0) λ0 = -(λ1 = 180), φ0 = -(φ1 = 90); else if (dλSum > ε) φ1 = 90; else if (dλSum < -ε) φ0 = -90;

- range[0] = λ0, range[1] = λ1;

- }

- };

- function point(λ, φ) {

- ranges.push(range = [ λ0 = λ, λ1 = λ ]);

- if (φ < φ0) φ0 = φ;

- if (φ > φ1) φ1 = φ;

- }

- function linePoint(λ, φ) {

- var p = d3_geo_cartesian([ λ * d3_radians, φ * d3_radians ]);

- if (p0) {

- var normal = d3_geo_cartesianCross(p0, p), equatorial = [ normal[1], -normal[0], 0 ], inflection = d3_geo_cartesianCross(equatorial, normal);

- d3_geo_cartesianNormalize(inflection);

- inflection = d3_geo_spherical(inflection);

- var dλ = λ - λ_, s = dλ > 0 ? 1 : -1, λi = inflection[0] * d3_degrees * s, antimeridian = abs(dλ) > 180;

- if (antimeridian ^ (s * λ_ < λi && λi < s * λ)) {

- var φi = inflection[1] * d3_degrees;

- if (φi > φ1) φ1 = φi;

- } else if (λi = (λi + 360) % 360 - 180, antimeridian ^ (s * λ_ < λi && λi < s * λ)) {

- var φi = -inflection[1] * d3_degrees;

- if (φi < φ0) φ0 = φi;

- } else {

- if (φ < φ0) φ0 = φ;

- if (φ > φ1) φ1 = φ;

- }

- if (antimeridian) {

- if (λ < λ_) {

- if (angle(λ0, λ) > angle(λ0, λ1)) λ1 = λ;

- } else {

- if (angle(λ, λ1) > angle(λ0, λ1)) λ0 = λ;

- }

- } else {

- if (λ1 >= λ0) {

- if (λ < λ0) λ0 = λ;

- if (λ > λ1) λ1 = λ;

- } else {

- if (λ > λ_) {

- if (angle(λ0, λ) > angle(λ0, λ1)) λ1 = λ;

- } else {

- if (angle(λ, λ1) > angle(λ0, λ1)) λ0 = λ;

- }

- }

- }

- } else {

- point(λ, φ);

- }

- p0 = p, λ_ = λ;

- }

- function lineStart() {

- bound.point = linePoint;

- }

- function lineEnd() {

- range[0] = λ0, range[1] = λ1;

- bound.point = point;

- p0 = null;

- }

- function ringPoint(λ, φ) {

- if (p0) {

- var dλ = λ - λ_;

- dλSum += abs(dλ) > 180 ? dλ + (dλ > 0 ? 360 : -360) : dλ;

- } else λ__ = λ, φ__ = φ;

- d3_geo_area.point(λ, φ);

- linePoint(λ, φ);

- }

- function ringStart() {

- d3_geo_area.lineStart();

- }

- function ringEnd() {

- ringPoint(λ__, φ__);

- d3_geo_area.lineEnd();

- if (abs(dλSum) > ε) λ0 = -(λ1 = 180);

- range[0] = λ0, range[1] = λ1;

- p0 = null;

- }

- function angle(λ0, λ1) {

- return (λ1 -= λ0) < 0 ? λ1 + 360 : λ1;

- }

- function compareRanges(a, b) {

- return a[0] - b[0];

- }

- function withinRange(x, range) {

- return range[0] <= range[1] ? range[0] <= x && x <= range[1] : x < range[0] || range[1] < x;

- }

- return function(feature) {

- φ1 = λ1 = -(λ0 = φ0 = Infinity);

- ranges = [];

- d3.geo.stream(feature, bound);

- var n = ranges.length;

- if (n) {

- ranges.sort(compareRanges);

- for (var i = 1, a = ranges[0], b, merged = [ a ]; i < n; ++i) {

- b = ranges[i];

- if (withinRange(b[0], a) || withinRange(b[1], a)) {

- if (angle(a[0], b[1]) > angle(a[0], a[1])) a[1] = b[1];

- if (angle(b[0], a[1]) > angle(a[0], a[1])) a[0] = b[0];

- } else {

- merged.push(a = b);

- }

- }

- var best = -Infinity, dλ;

- for (var n = merged.length - 1, i = 0, a = merged[n], b; i <= n; a = b, ++i) {

- b = merged[i];

- if ((dλ = angle(a[1], b[0])) > best) best = dλ, λ0 = b[0], λ1 = a[1];

- }

- }

- ranges = range = null;

- return λ0 === Infinity || φ0 === Infinity ? [ [ NaN, NaN ], [ NaN, NaN ] ] : [ [ λ0, φ0 ], [ λ1, φ1 ] ];

- };

- }();

- d3.geo.centroid = function(object) {

- d3_geo_centroidW0 = d3_geo_centroidW1 = d3_geo_centroidX0 = d3_geo_centroidY0 = d3_geo_centroidZ0 = d3_geo_centroidX1 = d3_geo_centroidY1 = d3_geo_centroidZ1 = d3_geo_centroidX2 = d3_geo_centroidY2 = d3_geo_centroidZ2 = 0;

- d3.geo.stream(object, d3_geo_centroid);

- var x = d3_geo_centroidX2, y = d3_geo_centroidY2, z = d3_geo_centroidZ2, m = x * x + y * y + z * z;

- if (m < ε2) {

- x = d3_geo_centroidX1, y = d3_geo_centroidY1, z = d3_geo_centroidZ1;

- if (d3_geo_centroidW1 < ε) x = d3_geo_centroidX0, y = d3_geo_centroidY0, z = d3_geo_centroidZ0;

- m = x * x + y * y + z * z;

- if (m < ε2) return [ NaN, NaN ];

- }

- return [ Math.atan2(y, x) * d3_degrees, d3_asin(z / Math.sqrt(m)) * d3_degrees ];

- };

- var d3_geo_centroidW0, d3_geo_centroidW1, d3_geo_centroidX0, d3_geo_centroidY0, d3_geo_centroidZ0, d3_geo_centroidX1, d3_geo_centroidY1, d3_geo_centroidZ1, d3_geo_centroidX2, d3_geo_centroidY2, d3_geo_centroidZ2;

- var d3_geo_centroid = {

- sphere: d3_noop,

- point: d3_geo_centroidPoint,

- lineStart: d3_geo_centroidLineStart,

- lineEnd: d3_geo_centroidLineEnd,

- polygonStart: function() {

- d3_geo_centroid.lineStart = d3_geo_centroidRingStart;

- },

- polygonEnd: function() {

- d3_geo_centroid.lineStart = d3_geo_centroidLineStart;

- }

- };

- function d3_geo_centroidPoint(λ, φ) {

- λ *= d3_radians;

- var cosφ = Math.cos(φ *= d3_radians);

- d3_geo_centroidPointXYZ(cosφ * Math.cos(λ), cosφ * Math.sin(λ), Math.sin(φ));

- }

- function d3_geo_centroidPointXYZ(x, y, z) {

- ++d3_geo_centroidW0;

- d3_geo_centroidX0 += (x - d3_geo_centroidX0) / d3_geo_centroidW0;

- d3_geo_centroidY0 += (y - d3_geo_centroidY0) / d3_geo_centroidW0;

- d3_geo_centroidZ0 += (z - d3_geo_centroidZ0) / d3_geo_centroidW0;

- }

- function d3_geo_centroidLineStart() {

- var x0, y0, z0;

- d3_geo_centroid.point = function(λ, φ) {

- λ *= d3_radians;

- var cosφ = Math.cos(φ *= d3_radians);

- x0 = cosφ * Math.cos(λ);

- y0 = cosφ * Math.sin(λ);

- z0 = Math.sin(φ);

- d3_geo_centroid.point = nextPoint;

- d3_geo_centroidPointXYZ(x0, y0, z0);

- };

- function nextPoint(λ, φ) {

- λ *= d3_radians;

- var cosφ = Math.cos(φ *= d3_radians), x = cosφ * Math.cos(λ), y = cosφ * Math.sin(λ), z = Math.sin(φ), w = Math.atan2(Math.sqrt((w = y0 * z - z0 * y) * w + (w = z0 * x - x0 * z) * w + (w = x0 * y - y0 * x) * w), x0 * x + y0 * y + z0 * z);

- d3_geo_centroidW1 += w;

- d3_geo_centroidX1 += w * (x0 + (x0 = x));

- d3_geo_centroidY1 += w * (y0 + (y0 = y));

- d3_geo_centroidZ1 += w * (z0 + (z0 = z));

- d3_geo_centroidPointXYZ(x0, y0, z0);

- }

- }

- function d3_geo_centroidLineEnd() {

- d3_geo_centroid.point = d3_geo_centroidPoint;

- }

- function d3_geo_centroidRingStart() {

- var λ00, φ00, x0, y0, z0;

- d3_geo_centroid.point = function(λ, φ) {

- λ00 = λ, φ00 = φ;

- d3_geo_centroid.point = nextPoint;

- λ *= d3_radians;

- var cosφ = Math.cos(φ *= d3_radians);

- x0 = cosφ * Math.cos(λ);

- y0 = cosφ * Math.sin(λ);

- z0 = Math.sin(φ);

- d3_geo_centroidPointXYZ(x0, y0, z0);

- };

- d3_geo_centroid.lineEnd = function() {

- nextPoint(λ00, φ00);

- d3_geo_centroid.lineEnd = d3_geo_centroidLineEnd;

- d3_geo_centroid.point = d3_geo_centroidPoint;

- };

- function nextPoint(λ, φ) {

- λ *= d3_radians;

- var cosφ = Math.cos(φ *= d3_radians), x = cosφ * Math.cos(λ), y = cosφ * Math.sin(λ), z = Math.sin(φ), cx = y0 * z - z0 * y, cy = z0 * x - x0 * z, cz = x0 * y - y0 * x, m = Math.sqrt(cx * cx + cy * cy + cz * cz), u = x0 * x + y0 * y + z0 * z, v = m && -d3_acos(u) / m, w = Math.atan2(m, u);

- d3_geo_centroidX2 += v * cx;

- d3_geo_centroidY2 += v * cy;

- d3_geo_centroidZ2 += v * cz;

- d3_geo_centroidW1 += w;

- d3_geo_centroidX1 += w * (x0 + (x0 = x));

- d3_geo_centroidY1 += w * (y0 + (y0 = y));

- d3_geo_centroidZ1 += w * (z0 + (z0 = z));

- d3_geo_centroidPointXYZ(x0, y0, z0);

- }

- }

- function d3_geo_compose(a, b) {

- function compose(x, y) {

- return x = a(x, y), b(x[0], x[1]);

- }

- if (a.invert && b.invert) compose.invert = function(x, y) {

- return x = b.invert(x, y), x && a.invert(x[0], x[1]);

- };

- return compose;

- }

- function d3_true() {

- return true;

- }

- function d3_geo_clipPolygon(segments, compare, clipStartInside, interpolate, listener) {

- var subject = [], clip = [];

- segments.forEach(function(segment) {

- if ((n = segment.length - 1) <= 0) return;

- var n, p0 = segment[0], p1 = segment[n];

- if (d3_geo_sphericalEqual(p0, p1)) {

- listener.lineStart();

- for (var i = 0; i < n; ++i) listener.point((p0 = segment[i])[0], p0[1]);

- listener.lineEnd();

- return;

- }

- var a = new d3_geo_clipPolygonIntersection(p0, segment, null, true), b = new d3_geo_clipPolygonIntersection(p0, null, a, false);

- a.o = b;

- subject.push(a);

- clip.push(b);

- a = new d3_geo_clipPolygonIntersection(p1, segment, null, false);

- b = new d3_geo_clipPolygonIntersection(p1, null, a, true);

- a.o = b;

- subject.push(a);

- clip.push(b);

- });

- clip.sort(compare);

- d3_geo_clipPolygonLinkCircular(subject);

- d3_geo_clipPolygonLinkCircular(clip);

- if (!subject.length) return;

- for (var i = 0, entry = clipStartInside, n = clip.length; i < n; ++i) {

- clip[i].e = entry = !entry;

- }

- var start = subject[0], points, point;

- while (1) {

- var current = start, isSubject = true;

- while (current.v) if ((current = current.n) === start) return;

- points = current.z;

- listener.lineStart();

- do {

- current.v = current.o.v = true;

- if (current.e) {

- if (isSubject) {

- for (var i = 0, n = points.length; i < n; ++i) listener.point((point = points[i])[0], point[1]);

- } else {

- interpolate(current.x, current.n.x, 1, listener);

- }

- current = current.n;

- } else {

- if (isSubject) {

- points = current.p.z;

- for (var i = points.length - 1; i >= 0; --i) listener.point((point = points[i])[0], point[1]);

- } else {

- interpolate(current.x, current.p.x, -1, listener);

- }

- current = current.p;

- }

- current = current.o;

- points = current.z;

- isSubject = !isSubject;

- } while (!current.v);

- listener.lineEnd();

- }

- }

- function d3_geo_clipPolygonLinkCircular(array) {

- if (!(n = array.length)) return;

- var n, i = 0, a = array[0], b;

- while (++i < n) {

- a.n = b = array[i];

- b.p = a;

- a = b;

- }

- a.n = b = array[0];

- b.p = a;

- }

- function d3_geo_clipPolygonIntersection(point, points, other, entry) {

- this.x = point;

- this.z = points;

- this.o = other;

- this.e = entry;

- this.v = false;

- this.n = this.p = null;

- }

- function d3_geo_clip(pointVisible, clipLine, interpolate, clipStart) {

- return function(rotate, listener) {

- var line = clipLine(listener), rotatedClipStart = rotate.invert(clipStart[0], clipStart[1]);

- var clip = {

- point: point,

- lineStart: lineStart,

- lineEnd: lineEnd,

- polygonStart: function() {

- clip.point = pointRing;

- clip.lineStart = ringStart;

- clip.lineEnd = ringEnd;

- segments = [];

- polygon = [];

- },

- polygonEnd: function() {

- clip.point = point;

- clip.lineStart = lineStart;

- clip.lineEnd = lineEnd;

- segments = d3.merge(segments);

- var clipStartInside = d3_geo_pointInPolygon(rotatedClipStart, polygon);

- if (segments.length) {

- if (!polygonStarted) listener.polygonStart(), polygonStarted = true;

- d3_geo_clipPolygon(segments, d3_geo_clipSort, clipStartInside, interpolate, listener);

- } else if (clipStartInside) {

- if (!polygonStarted) listener.polygonStart(), polygonStarted = true;

- listener.lineStart();

- interpolate(null, null, 1, listener);

- listener.lineEnd();

- }

- if (polygonStarted) listener.polygonEnd(), polygonStarted = false;

- segments = polygon = null;

- },

- sphere: function() {

- listener.polygonStart();

- listener.lineStart();

- interpolate(null, null, 1, listener);

- listener.lineEnd();

- listener.polygonEnd();

- }

- };

- function point(λ, φ) {

- var point = rotate(λ, φ);

- if (pointVisible(λ = point[0], φ = point[1])) listener.point(λ, φ);

- }

- function pointLine(λ, φ) {

- var point = rotate(λ, φ);

- line.point(point[0], point[1]);

- }

- function lineStart() {

- clip.point = pointLine;

- line.lineStart();

- }

- function lineEnd() {

- clip.point = point;

- line.lineEnd();

- }

- var segments;

- var buffer = d3_geo_clipBufferListener(), ringListener = clipLine(buffer), polygonStarted = false, polygon, ring;

- function pointRing(λ, φ) {

- ring.push([ λ, φ ]);

- var point = rotate(λ, φ);

- ringListener.point(point[0], point[1]);

- }

- function ringStart() {

- ringListener.lineStart();

- ring = [];

- }

- function ringEnd() {

- pointRing(ring[0][0], ring[0][1]);

- ringListener.lineEnd();

- var clean = ringListener.clean(), ringSegments = buffer.buffer(), segment, n = ringSegments.length;

- ring.pop();

- polygon.push(ring);

- ring = null;

- if (!n) return;

- if (clean & 1) {

- segment = ringSegments[0];

- var n = segment.length - 1, i = -1, point;

- if (n > 0) {

- if (!polygonStarted) listener.polygonStart(), polygonStarted = true;

- listener.lineStart();

- while (++i < n) listener.point((point = segment[i])[0], point[1]);

- listener.lineEnd();

- }

- return;

- }

- if (n > 1 && clean & 2) ringSegments.push(ringSegments.pop().concat(ringSegments.shift()));

- segments.push(ringSegments.filter(d3_geo_clipSegmentLength1));

- }

- return clip;

- };

- }

- function d3_geo_clipSegmentLength1(segment) {

- return segment.length > 1;

- }

- function d3_geo_clipBufferListener() {

- var lines = [], line;

- return {

- lineStart: function() {

- lines.push(line = []);

- },

- point: function(λ, φ) {

- line.push([ λ, φ ]);

- },

- lineEnd: d3_noop,

- buffer: function() {

- var buffer = lines;

- lines = [];

- line = null;

- return buffer;

- },

- rejoin: function() {

- if (lines.length > 1) lines.push(lines.pop().concat(lines.shift()));

- }

- };

- }

- function d3_geo_clipSort(a, b) {

- return ((a = a.x)[0] < 0 ? a[1] - halfπ - ε : halfπ - a[1]) - ((b = b.x)[0] < 0 ? b[1] - halfπ - ε : halfπ - b[1]);

- }

- var d3_geo_clipAntimeridian = d3_geo_clip(d3_true, d3_geo_clipAntimeridianLine, d3_geo_clipAntimeridianInterpolate, [ -π, -π / 2 ]);

- function d3_geo_clipAntimeridianLine(listener) {

- var λ0 = NaN, φ0 = NaN, sλ0 = NaN, clean;

- return {

- lineStart: function() {

- listener.lineStart();

- clean = 1;

- },

- point: function(λ1, φ1) {

- var sλ1 = λ1 > 0 ? π : -π, dλ = abs(λ1 - λ0);

- if (abs(dλ - π) < ε) {

- listener.point(λ0, φ0 = (φ0 + φ1) / 2 > 0 ? halfπ : -halfπ);

- listener.point(sλ0, φ0);

- listener.lineEnd();

- listener.lineStart();

- listener.point(sλ1, φ0);

- listener.point(λ1, φ0);

- clean = 0;

- } else if (sλ0 !== sλ1 && dλ >= π) {

- if (abs(λ0 - sλ0) < ε) λ0 -= sλ0 * ε;

- if (abs(λ1 - sλ1) < ε) λ1 -= sλ1 * ε;

- φ0 = d3_geo_clipAntimeridianIntersect(λ0, φ0, λ1, φ1);

- listener.point(sλ0, φ0);

- listener.lineEnd();

- listener.lineStart();

- listener.point(sλ1, φ0);

- clean = 0;

- }

- listener.point(λ0 = λ1, φ0 = φ1);

- sλ0 = sλ1;

- },

- lineEnd: function() {

- listener.lineEnd();

- λ0 = φ0 = NaN;

- },

- clean: function() {

- return 2 - clean;

- }

- };

- }

- function d3_geo_clipAntimeridianIntersect(λ0, φ0, λ1, φ1) {

- var cosφ0, cosφ1, sinλ0_λ1 = Math.sin(λ0 - λ1);

- return abs(sinλ0_λ1) > ε ? Math.atan((Math.sin(φ0) * (cosφ1 = Math.cos(φ1)) * Math.sin(λ1) - Math.sin(φ1) * (cosφ0 = Math.cos(φ0)) * Math.sin(λ0)) / (cosφ0 * cosφ1 * sinλ0_λ1)) : (φ0 + φ1) / 2;

- }

- function d3_geo_clipAntimeridianInterpolate(from, to, direction, listener) {

- var φ;

- if (from == null) {

- φ = direction * halfπ;

- listener.point(-π, φ);

- listener.point(0, φ);

- listener.point(π, φ);

- listener.point(π, 0);

- listener.point(π, -φ);

- listener.point(0, -φ);

- listener.point(-π, -φ);

- listener.point(-π, 0);

- listener.point(-π, φ);

- } else if (abs(from[0] - to[0]) > ε) {

- var s = from[0] < to[0] ? π : -π;

- φ = direction * s / 2;

- listener.point(-s, φ);

- listener.point(0, φ);

- listener.point(s, φ);

- } else {

- listener.point(to[0], to[1]);

- }

- }

- function d3_geo_pointInPolygon(point, polygon) {

- var meridian = point[0], parallel = point[1], meridianNormal = [ Math.sin(meridian), -Math.cos(meridian), 0 ], polarAngle = 0, winding = 0;

- d3_geo_areaRingSum.reset();

- for (var i = 0, n = polygon.length; i < n; ++i) {

- var ring = polygon[i], m = ring.length;

- if (!m) continue;

- var point0 = ring[0], λ0 = point0[0], φ0 = point0[1] / 2 + π / 4, sinφ0 = Math.sin(φ0), cosφ0 = Math.cos(φ0), j = 1;

- while (true) {

- if (j === m) j = 0;

- point = ring[j];

- var λ = point[0], φ = point[1] / 2 + π / 4, sinφ = Math.sin(φ), cosφ = Math.cos(φ), dλ = λ - λ0, sdλ = dλ >= 0 ? 1 : -1, adλ = sdλ * dλ, antimeridian = adλ > π, k = sinφ0 * sinφ;

- d3_geo_areaRingSum.add(Math.atan2(k * sdλ * Math.sin(adλ), cosφ0 * cosφ + k * Math.cos(adλ)));

- polarAngle += antimeridian ? dλ + sdλ * τ : dλ;

- if (antimeridian ^ λ0 >= meridian ^ λ >= meridian) {

- var arc = d3_geo_cartesianCross(d3_geo_cartesian(point0), d3_geo_cartesian(point));

- d3_geo_cartesianNormalize(arc);

- var intersection = d3_geo_cartesianCross(meridianNormal, arc);

- d3_geo_cartesianNormalize(intersection);

- var φarc = (antimeridian ^ dλ >= 0 ? -1 : 1) * d3_asin(intersection[2]);

- if (parallel > φarc || parallel === φarc && (arc[0] || arc[1])) {

- winding += antimeridian ^ dλ >= 0 ? 1 : -1;

- }

- }

- if (!j++) break;

- λ0 = λ, sinφ0 = sinφ, cosφ0 = cosφ, point0 = point;

- }

- }

- return (polarAngle < -ε || polarAngle < ε && d3_geo_areaRingSum < 0) ^ winding & 1;

- }

- function d3_geo_clipCircle(radius) {

- var cr = Math.cos(radius), smallRadius = cr > 0, notHemisphere = abs(cr) > ε, interpolate = d3_geo_circleInterpolate(radius, 6 * d3_radians);

- return d3_geo_clip(visible, clipLine, interpolate, smallRadius ? [ 0, -radius ] : [ -π, radius - π ]);

- function visible(λ, φ) {

- return Math.cos(λ) * Math.cos(φ) > cr;

- }

- function clipLine(listener) {

- var point0, c0, v0, v00, clean;

- return {

- lineStart: function() {

- v00 = v0 = false;

- clean = 1;

- },

- point: function(λ, φ) {

- var point1 = [ λ, φ ], point2, v = visible(λ, φ), c = smallRadius ? v ? 0 : code(λ, φ) : v ? code(λ + (λ < 0 ? π : -π), φ) : 0;

- if (!point0 && (v00 = v0 = v)) listener.lineStart();

- if (v !== v0) {

- point2 = intersect(point0, point1);

- if (d3_geo_sphericalEqual(point0, point2) || d3_geo_sphericalEqual(point1, point2)) {

- point1[0] += ε;

- point1[1] += ε;

- v = visible(point1[0], point1[1]);

- }

- }

- if (v !== v0) {

- clean = 0;

- if (v) {

- listener.lineStart();

- point2 = intersect(point1, point0);

- listener.point(point2[0], point2[1]);

- } else {

- point2 = intersect(point0, point1);

- listener.point(point2[0], point2[1]);

- listener.lineEnd();

- }

- point0 = point2;

- } else if (notHemisphere && point0 && smallRadius ^ v) {

- var t;

- if (!(c & c0) && (t = intersect(point1, point0, true))) {

- clean = 0;

- if (smallRadius) {

- listener.lineStart();

- listener.point(t[0][0], t[0][1]);

- listener.point(t[1][0], t[1][1]);

- listener.lineEnd();

- } else {

- listener.point(t[1][0], t[1][1]);

- listener.lineEnd();

- listener.lineStart();

- listener.point(t[0][0], t[0][1]);

- }

- }

- }

- if (v && (!point0 || !d3_geo_sphericalEqual(point0, point1))) {

- listener.point(point1[0], point1[1]);

- }

- point0 = point1, v0 = v, c0 = c;

- },

- lineEnd: function() {

- if (v0) listener.lineEnd();

- point0 = null;

- },

- clean: function() {

- return clean | (v00 && v0) << 1;

- }

- };

- }

- function intersect(a, b, two) {

- var pa = d3_geo_cartesian(a), pb = d3_geo_cartesian(b);

- var n1 = [ 1, 0, 0 ], n2 = d3_geo_cartesianCross(pa, pb), n2n2 = d3_geo_cartesianDot(n2, n2), n1n2 = n2[0], determinant = n2n2 - n1n2 * n1n2;

- if (!determinant) return !two && a;

- var c1 = cr * n2n2 / determinant, c2 = -cr * n1n2 / determinant, n1xn2 = d3_geo_cartesianCross(n1, n2), A = d3_geo_cartesianScale(n1, c1), B = d3_geo_cartesianScale(n2, c2);

- d3_geo_cartesianAdd(A, B);

- var u = n1xn2, w = d3_geo_cartesianDot(A, u), uu = d3_geo_cartesianDot(u, u), t2 = w * w - uu * (d3_geo_cartesianDot(A, A) - 1);

- if (t2 < 0) return;

- var t = Math.sqrt(t2), q = d3_geo_cartesianScale(u, (-w - t) / uu);

- d3_geo_cartesianAdd(q, A);

- q = d3_geo_spherical(q);

- if (!two) return q;

- var λ0 = a[0], λ1 = b[0], φ0 = a[1], φ1 = b[1], z;

- if (λ1 < λ0) z = λ0, λ0 = λ1, λ1 = z;

- var δλ = λ1 - λ0, polar = abs(δλ - π) < ε, meridian = polar || δλ < ε;

- if (!polar && φ1 < φ0) z = φ0, φ0 = φ1, φ1 = z;

- if (meridian ? polar ? φ0 + φ1 > 0 ^ q[1] < (abs(q[0] - λ0) < ε ? φ0 : φ1) : φ0 <= q[1] && q[1] <= φ1 : δλ > π ^ (λ0 <= q[0] && q[0] <= λ1)) {

- var q1 = d3_geo_cartesianScale(u, (-w + t) / uu);

- d3_geo_cartesianAdd(q1, A);

- return [ q, d3_geo_spherical(q1) ];

- }

- }

- function code(λ, φ) {

- var r = smallRadius ? radius : π - radius, code = 0;

- if (λ < -r) code |= 1; else if (λ > r) code |= 2;

- if (φ < -r) code |= 4; else if (φ > r) code |= 8;

- return code;

- }

- }

- function d3_geom_clipLine(x0, y0, x1, y1) {

- return function(line) {

- var a = line.a, b = line.b, ax = a.x, ay = a.y, bx = b.x, by = b.y, t0 = 0, t1 = 1, dx = bx - ax, dy = by - ay, r;

- r = x0 - ax;

- if (!dx && r > 0) return;

- r /= dx;

- if (dx < 0) {

- if (r < t0) return;

- if (r < t1) t1 = r;

- } else if (dx > 0) {

- if (r > t1) return;

- if (r > t0) t0 = r;

- }

- r = x1 - ax;

- if (!dx && r < 0) return;

- r /= dx;

- if (dx < 0) {

- if (r > t1) return;

- if (r > t0) t0 = r;

- } else if (dx > 0) {

- if (r < t0) return;

- if (r < t1) t1 = r;

- }

- r = y0 - ay;

- if (!dy && r > 0) return;

- r /= dy;

- if (dy < 0) {

- if (r < t0) return;

- if (r < t1) t1 = r;

- } else if (dy > 0) {

- if (r > t1) return;

- if (r > t0) t0 = r;

- }

- r = y1 - ay;

- if (!dy && r < 0) return;

- r /= dy;

- if (dy < 0) {

- if (r > t1) return;

- if (r > t0) t0 = r;

- } else if (dy > 0) {

- if (r < t0) return;

- if (r < t1) t1 = r;

- }

- if (t0 > 0) line.a = {

- x: ax + t0 * dx,

- y: ay + t0 * dy

- };

- if (t1 < 1) line.b = {

- x: ax + t1 * dx,

- y: ay + t1 * dy

- };

- return line;

- };

- }

- var d3_geo_clipExtentMAX = 1e9;

- d3.geo.clipExtent = function() {

- var x0, y0, x1, y1, stream, clip, clipExtent = {

- stream: function(output) {

- if (stream) stream.valid = false;

- stream = clip(output);

- stream.valid = true;

- return stream;

- },

- extent: function(_) {

- if (!arguments.length) return [ [ x0, y0 ], [ x1, y1 ] ];

- clip = d3_geo_clipExtent(x0 = +_[0][0], y0 = +_[0][1], x1 = +_[1][0], y1 = +_[1][1]);

- if (stream) stream.valid = false, stream = null;

- return clipExtent;

- }

- };

- return clipExtent.extent([ [ 0, 0 ], [ 960, 500 ] ]);

- };

- function d3_geo_clipExtent(x0, y0, x1, y1) {

- return function(listener) {

- var listener_ = listener, bufferListener = d3_geo_clipBufferListener(), clipLine = d3_geom_clipLine(x0, y0, x1, y1), segments, polygon, ring;

- var clip = {

- point: point,

- lineStart: lineStart,

- lineEnd: lineEnd,

- polygonStart: function() {

- listener = bufferListener;

- segments = [];

- polygon = [];

- clean = true;

- },

- polygonEnd: function() {

- listener = listener_;

- segments = d3.merge(segments);

- var clipStartInside = insidePolygon([ x0, y1 ]), inside = clean && clipStartInside, visible = segments.length;

- if (inside || visible) {

- listener.polygonStart();

- if (inside) {

- listener.lineStart();

- interpolate(null, null, 1, listener);

- listener.lineEnd();

- }

- if (visible) {

- d3_geo_clipPolygon(segments, compare, clipStartInside, interpolate, listener);

- }

- listener.polygonEnd();

- }

- segments = polygon = ring = null;

- }

- };

- function insidePolygon(p) {

- var wn = 0, n = polygon.length, y = p[1];

- for (var i = 0; i < n; ++i) {

- for (var j = 1, v = polygon[i], m = v.length, a = v[0], b; j < m; ++j) {

- b = v[j];

- if (a[1] <= y) {

- if (b[1] > y && d3_cross2d(a, b, p) > 0) ++wn;

- } else {

- if (b[1] <= y && d3_cross2d(a, b, p) < 0) --wn;

- }

- a = b;

- }

- }

- return wn !== 0;

- }

- function interpolate(from, to, direction, listener) {

- var a = 0, a1 = 0;

- if (from == null || (a = corner(from, direction)) !== (a1 = corner(to, direction)) || comparePoints(from, to) < 0 ^ direction > 0) {

- do {

- listener.point(a === 0 || a === 3 ? x0 : x1, a > 1 ? y1 : y0);

- } while ((a = (a + direction + 4) % 4) !== a1);

- } else {

- listener.point(to[0], to[1]);

- }

- }

- function pointVisible(x, y) {

- return x0 <= x && x <= x1 && y0 <= y && y <= y1;

- }

- function point(x, y) {

- if (pointVisible(x, y)) listener.point(x, y);

- }

- var x__, y__, v__, x_, y_, v_, first, clean;

- function lineStart() {

- clip.point = linePoint;

- if (polygon) polygon.push(ring = []);

- first = true;

- v_ = false;

- x_ = y_ = NaN;

- }

- function lineEnd() {

- if (segments) {

- linePoint(x__, y__);

- if (v__ && v_) bufferListener.rejoin();

- segments.push(bufferListener.buffer());

- }

- clip.point = point;

- if (v_) listener.lineEnd();

- }

- function linePoint(x, y) {

- x = Math.max(-d3_geo_clipExtentMAX, Math.min(d3_geo_clipExtentMAX, x));

- y = Math.max(-d3_geo_clipExtentMAX, Math.min(d3_geo_clipExtentMAX, y));

- var v = pointVisible(x, y);

- if (polygon) ring.push([ x, y ]);

- if (first) {

- x__ = x, y__ = y, v__ = v;

- first = false;

- if (v) {

- listener.lineStart();

- listener.point(x, y);

- }

- } else {

- if (v && v_) listener.point(x, y); else {

- var l = {

- a: {

- x: x_,

- y: y_

- },

- b: {

- x: x,

- y: y

- }

- };

- if (clipLine(l)) {

- if (!v_) {

- listener.lineStart();

- listener.point(l.a.x, l.a.y);

- }

- listener.point(l.b.x, l.b.y);

- if (!v) listener.lineEnd();

- clean = false;

- } else if (v) {

- listener.lineStart();

- listener.point(x, y);

- clean = false;

- }

- }

- }

- x_ = x, y_ = y, v_ = v;

- }

- return clip;

- };

- function corner(p, direction) {

- return abs(p[0] - x0) < ε ? direction > 0 ? 0 : 3 : abs(p[0] - x1) < ε ? direction > 0 ? 2 : 1 : abs(p[1] - y0) < ε ? direction > 0 ? 1 : 0 : direction > 0 ? 3 : 2;

- }

- function compare(a, b) {

- return comparePoints(a.x, b.x);

- }

- function comparePoints(a, b) {

- var ca = corner(a, 1), cb = corner(b, 1);

- return ca !== cb ? ca - cb : ca === 0 ? b[1] - a[1] : ca === 1 ? a[0] - b[0] : ca === 2 ? a[1] - b[1] : b[0] - a[0];

- }

- }

- function d3_geo_conic(projectAt) {

- var φ0 = 0, φ1 = π / 3, m = d3_geo_projectionMutator(projectAt), p = m(φ0, φ1);

- p.parallels = function(_) {

- if (!arguments.length) return [ φ0 / π * 180, φ1 / π * 180 ];

- return m(φ0 = _[0] * π / 180, φ1 = _[1] * π / 180);

- };

- return p;

- }

- function d3_geo_conicEqualArea(φ0, φ1) {

- var sinφ0 = Math.sin(φ0), n = (sinφ0 + Math.sin(φ1)) / 2, C = 1 + sinφ0 * (2 * n - sinφ0), ρ0 = Math.sqrt(C) / n;

- function forward(λ, φ) {

- var ρ = Math.sqrt(C - 2 * n * Math.sin(φ)) / n;

- return [ ρ * Math.sin(λ *= n), ρ0 - ρ * Math.cos(λ) ];

- }

- forward.invert = function(x, y) {

- var ρ0_y = ρ0 - y;

- return [ Math.atan2(x, ρ0_y) / n, d3_asin((C - (x * x + ρ0_y * ρ0_y) * n * n) / (2 * n)) ];

- };

- return forward;

- }

- (d3.geo.conicEqualArea = function() {

- return d3_geo_conic(d3_geo_conicEqualArea);

- }).raw = d3_geo_conicEqualArea;

- d3.geo.albers = function() {

- return d3.geo.conicEqualArea().rotate([ 96, 0 ]).center([ -.6, 38.7 ]).parallels([ 29.5, 45.5 ]).scale(1070);

- };

- d3.geo.albersUsa = function() {

- var lower48 = d3.geo.albers();

- var alaska = d3.geo.conicEqualArea().rotate([ 154, 0 ]).center([ -2, 58.5 ]).parallels([ 55, 65 ]);

- var hawaii = d3.geo.conicEqualArea().rotate([ 157, 0 ]).center([ -3, 19.9 ]).parallels([ 8, 18 ]);

- var point, pointStream = {

- point: function(x, y) {

- point = [ x, y ];

- }

- }, lower48Point, alaskaPoint, hawaiiPoint;

- function albersUsa(coordinates) {

- var x = coordinates[0], y = coordinates[1];

- point = null;

- (lower48Point(x, y), point) || (alaskaPoint(x, y), point) || hawaiiPoint(x, y);

- return point;

- }

- albersUsa.invert = function(coordinates) {

- var k = lower48.scale(), t = lower48.translate(), x = (coordinates[0] - t[0]) / k, y = (coordinates[1] - t[1]) / k;

- return (y >= .12 && y < .234 && x >= -.425 && x < -.214 ? alaska : y >= .166 && y < .234 && x >= -.214 && x < -.115 ? hawaii : lower48).invert(coordinates);

- };

- albersUsa.stream = function(stream) {

- var lower48Stream = lower48.stream(stream), alaskaStream = alaska.stream(stream), hawaiiStream = hawaii.stream(stream);

- return {

- point: function(x, y) {

- lower48Stream.point(x, y);

- alaskaStream.point(x, y);

- hawaiiStream.point(x, y);

- },

- sphere: function() {

- lower48Stream.sphere();

- alaskaStream.sphere();

- hawaiiStream.sphere();

- },

- lineStart: function() {

- lower48Stream.lineStart();

- alaskaStream.lineStart();

- hawaiiStream.lineStart();

- },

- lineEnd: function() {

- lower48Stream.lineEnd();

- alaskaStream.lineEnd();

- hawaiiStream.lineEnd();

- },

- polygonStart: function() {

- lower48Stream.polygonStart();

- alaskaStream.polygonStart();

- hawaiiStream.polygonStart();

- },

- polygonEnd: function() {

- lower48Stream.polygonEnd();

- alaskaStream.polygonEnd();

- hawaiiStream.polygonEnd();

- }

- };

- };

- albersUsa.precision = function(_) {

- if (!arguments.length) return lower48.precision();

- lower48.precision(_);

- alaska.precision(_);

- hawaii.precision(_);

- return albersUsa;

- };

- albersUsa.scale = function(_) {

- if (!arguments.length) return lower48.scale();

- lower48.scale(_);

- alaska.scale(_ * .35);

- hawaii.scale(_);

- return albersUsa.translate(lower48.translate());

- };

- albersUsa.translate = function(_) {

- if (!arguments.length) return lower48.translate();

- var k = lower48.scale(), x = +_[0], y = +_[1];

- lower48Point = lower48.translate(_).clipExtent([ [ x - .455 * k, y - .238 * k ], [ x + .455 * k, y + .238 * k ] ]).stream(pointStream).point;

- alaskaPoint = alaska.translate([ x - .307 * k, y + .201 * k ]).clipExtent([ [ x - .425 * k + ε, y + .12 * k + ε ], [ x - .214 * k - ε, y + .234 * k - ε ] ]).stream(pointStream).point;

- hawaiiPoint = hawaii.translate([ x - .205 * k, y + .212 * k ]).clipExtent([ [ x - .214 * k + ε, y + .166 * k + ε ], [ x - .115 * k - ε, y + .234 * k - ε ] ]).stream(pointStream).point;

- return albersUsa;

- };

- return albersUsa.scale(1070);

- };

- var d3_geo_pathAreaSum, d3_geo_pathAreaPolygon, d3_geo_pathArea = {

- point: d3_noop,

- lineStart: d3_noop,

- lineEnd: d3_noop,

- polygonStart: function() {

- d3_geo_pathAreaPolygon = 0;

- d3_geo_pathArea.lineStart = d3_geo_pathAreaRingStart;

- },

- polygonEnd: function() {

- d3_geo_pathArea.lineStart = d3_geo_pathArea.lineEnd = d3_geo_pathArea.point = d3_noop;

- d3_geo_pathAreaSum += abs(d3_geo_pathAreaPolygon / 2);

- }

- };

- function d3_geo_pathAreaRingStart() {

- var x00, y00, x0, y0;

- d3_geo_pathArea.point = function(x, y) {

- d3_geo_pathArea.point = nextPoint;

- x00 = x0 = x, y00 = y0 = y;

- };

- function nextPoint(x, y) {

- d3_geo_pathAreaPolygon += y0 * x - x0 * y;

- x0 = x, y0 = y;

- }

- d3_geo_pathArea.lineEnd = function() {

- nextPoint(x00, y00);

- };

- }

- var d3_geo_pathBoundsX0, d3_geo_pathBoundsY0, d3_geo_pathBoundsX1, d3_geo_pathBoundsY1;

- var d3_geo_pathBounds = {

- point: d3_geo_pathBoundsPoint,

- lineStart: d3_noop,

- lineEnd: d3_noop,

- polygonStart: d3_noop,

- polygonEnd: d3_noop

- };

- function d3_geo_pathBoundsPoint(x, y) {

- if (x < d3_geo_pathBoundsX0) d3_geo_pathBoundsX0 = x;

- if (x > d3_geo_pathBoundsX1) d3_geo_pathBoundsX1 = x;

- if (y < d3_geo_pathBoundsY0) d3_geo_pathBoundsY0 = y;

- if (y > d3_geo_pathBoundsY1) d3_geo_pathBoundsY1 = y;

- }

- function d3_geo_pathBuffer() {

- var pointCircle = d3_geo_pathBufferCircle(4.5), buffer = [];

- var stream = {

- point: point,

- lineStart: function() {

- stream.point = pointLineStart;

- },

- lineEnd: lineEnd,

- polygonStart: function() {

- stream.lineEnd = lineEndPolygon;

- },

- polygonEnd: function() {

- stream.lineEnd = lineEnd;

- stream.point = point;

- },

- pointRadius: function(_) {

- pointCircle = d3_geo_pathBufferCircle(_);

- return stream;

- },

- result: function() {

- if (buffer.length) {

- var result = buffer.join("");

- buffer = [];

- return result;

- }

- }

- };

- function point(x, y) {

- buffer.push("M", x, ",", y, pointCircle);

- }

- function pointLineStart(x, y) {

- buffer.push("M", x, ",", y);

- stream.point = pointLine;

- }

- function pointLine(x, y) {

- buffer.push("L", x, ",", y);

- }

- function lineEnd() {

- stream.point = point;

- }

- function lineEndPolygon() {

- buffer.push("Z");

- }

- return stream;

- }

- function d3_geo_pathBufferCircle(radius) {

- return "m0," + radius + "a" + radius + "," + radius + " 0 1,1 0," + -2 * radius + "a" + radius + "," + radius + " 0 1,1 0," + 2 * radius + "z";

- }

- var d3_geo_pathCentroid = {

- point: d3_geo_pathCentroidPoint,

- lineStart: d3_geo_pathCentroidLineStart,

- lineEnd: d3_geo_pathCentroidLineEnd,

- polygonStart: function() {

- d3_geo_pathCentroid.lineStart = d3_geo_pathCentroidRingStart;

- },

- polygonEnd: function() {

- d3_geo_pathCentroid.point = d3_geo_pathCentroidPoint;

- d3_geo_pathCentroid.lineStart = d3_geo_pathCentroidLineStart;

- d3_geo_pathCentroid.lineEnd = d3_geo_pathCentroidLineEnd;

- }

- };

- function d3_geo_pathCentroidPoint(x, y) {

- d3_geo_centroidX0 += x;

- d3_geo_centroidY0 += y;

- ++d3_geo_centroidZ0;

- }

- function d3_geo_pathCentroidLineStart() {

- var x0, y0;

- d3_geo_pathCentroid.point = function(x, y) {

- d3_geo_pathCentroid.point = nextPoint;

- d3_geo_pathCentroidPoint(x0 = x, y0 = y);

- };

- function nextPoint(x, y) {

- var dx = x - x0, dy = y - y0, z = Math.sqrt(dx * dx + dy * dy);

- d3_geo_centroidX1 += z * (x0 + x) / 2;

- d3_geo_centroidY1 += z * (y0 + y) / 2;

- d3_geo_centroidZ1 += z;

- d3_geo_pathCentroidPoint(x0 = x, y0 = y);

- }

- }

- function d3_geo_pathCentroidLineEnd() {

- d3_geo_pathCentroid.point = d3_geo_pathCentroidPoint;

- }

- function d3_geo_pathCentroidRingStart() {

- var x00, y00, x0, y0;

- d3_geo_pathCentroid.point = function(x, y) {

- d3_geo_pathCentroid.point = nextPoint;

- d3_geo_pathCentroidPoint(x00 = x0 = x, y00 = y0 = y);

- };

- function nextPoint(x, y) {

- var dx = x - x0, dy = y - y0, z = Math.sqrt(dx * dx + dy * dy);

- d3_geo_centroidX1 += z * (x0 + x) / 2;

- d3_geo_centroidY1 += z * (y0 + y) / 2;

- d3_geo_centroidZ1 += z;

- z = y0 * x - x0 * y;

- d3_geo_centroidX2 += z * (x0 + x);

- d3_geo_centroidY2 += z * (y0 + y);

- d3_geo_centroidZ2 += z * 3;

- d3_geo_pathCentroidPoint(x0 = x, y0 = y);

- }

- d3_geo_pathCentroid.lineEnd = function() {

- nextPoint(x00, y00);

- };

- }

- function d3_geo_pathContext(context) {

- var pointRadius = 4.5;

- var stream = {

- point: point,

- lineStart: function() {

- stream.point = pointLineStart;

- },

- lineEnd: lineEnd,

- polygonStart: function() {

- stream.lineEnd = lineEndPolygon;

- },

- polygonEnd: function() {

- stream.lineEnd = lineEnd;

- stream.point = point;

- },

- pointRadius: function(_) {

- pointRadius = _;

- return stream;

- },

- result: d3_noop

- };

- function point(x, y) {

- context.moveTo(x + pointRadius, y);

- context.arc(x, y, pointRadius, 0, τ);

- }

- function pointLineStart(x, y) {

- context.moveTo(x, y);

- stream.point = pointLine;

- }

- function pointLine(x, y) {

- context.lineTo(x, y);

- }

- function lineEnd() {

- stream.point = point;

- }

- function lineEndPolygon() {

- context.closePath();

- }

- return stream;

- }

- function d3_geo_resample(project) {

- var δ2 = .5, cosMinDistance = Math.cos(30 * d3_radians), maxDepth = 16;

- function resample(stream) {

- return (maxDepth ? resampleRecursive : resampleNone)(stream);

- }

- function resampleNone(stream) {

- return d3_geo_transformPoint(stream, function(x, y) {

- x = project(x, y);

- stream.point(x[0], x[1]);

- });

- }

- function resampleRecursive(stream) {

- var λ00, φ00, x00, y00, a00, b00, c00, λ0, x0, y0, a0, b0, c0;

- var resample = {

- point: point,

- lineStart: lineStart,

- lineEnd: lineEnd,

- polygonStart: function() {

- stream.polygonStart();

- resample.lineStart = ringStart;

- },

- polygonEnd: function() {

- stream.polygonEnd();

- resample.lineStart = lineStart;

- }

- };

- function point(x, y) {

- x = project(x, y);

- stream.point(x[0], x[1]);

- }

- function lineStart() {

- x0 = NaN;

- resample.point = linePoint;

- stream.lineStart();

- }

- function linePoint(λ, φ) {

- var c = d3_geo_cartesian([ λ, φ ]), p = project(λ, φ);

- resampleLineTo(x0, y0, λ0, a0, b0, c0, x0 = p[0], y0 = p[1], λ0 = λ, a0 = c[0], b0 = c[1], c0 = c[2], maxDepth, stream);

- stream.point(x0, y0);

- }

- function lineEnd() {

- resample.point = point;

- stream.lineEnd();

- }

- function ringStart() {

- lineStart();

- resample.point = ringPoint;

- resample.lineEnd = ringEnd;

- }

- function ringPoint(λ, φ) {

- linePoint(λ00 = λ, φ00 = φ), x00 = x0, y00 = y0, a00 = a0, b00 = b0, c00 = c0;

- resample.point = linePoint;

- }

- function ringEnd() {

- resampleLineTo(x0, y0, λ0, a0, b0, c0, x00, y00, λ00, a00, b00, c00, maxDepth, stream);

- resample.lineEnd = lineEnd;

- lineEnd();

- }

- return resample;

- }

- function resampleLineTo(x0, y0, λ0, a0, b0, c0, x1, y1, λ1, a1, b1, c1, depth, stream) {

- var dx = x1 - x0, dy = y1 - y0, d2 = dx * dx + dy * dy;

- if (d2 > 4 * δ2 && depth--) {

- var a = a0 + a1, b = b0 + b1, c = c0 + c1, m = Math.sqrt(a * a + b * b + c * c), φ2 = Math.asin(c /= m), λ2 = abs(abs(c) - 1) < ε || abs(λ0 - λ1) < ε ? (λ0 + λ1) / 2 : Math.atan2(b, a), p = project(λ2, φ2), x2 = p[0], y2 = p[1], dx2 = x2 - x0, dy2 = y2 - y0, dz = dy * dx2 - dx * dy2;

- if (dz * dz / d2 > δ2 || abs((dx * dx2 + dy * dy2) / d2 - .5) > .3 || a0 * a1 + b0 * b1 + c0 * c1 < cosMinDistance) {

- resampleLineTo(x0, y0, λ0, a0, b0, c0, x2, y2, λ2, a /= m, b /= m, c, depth, stream);

- stream.point(x2, y2);

- resampleLineTo(x2, y2, λ2, a, b, c, x1, y1, λ1, a1, b1, c1, depth, stream);

- }

- }

- }

- resample.precision = function(_) {

- if (!arguments.length) return Math.sqrt(δ2);

- maxDepth = (δ2 = _ * _) > 0 && 16;

- return resample;

- };

- return resample;

- }

- d3.geo.path = function() {

- var pointRadius = 4.5, projection, context, projectStream, contextStream, cacheStream;

- function path(object) {

- if (object) {

- if (typeof pointRadius === "function") contextStream.pointRadius(+pointRadius.apply(this, arguments));

- if (!cacheStream || !cacheStream.valid) cacheStream = projectStream(contextStream);

- d3.geo.stream(object, cacheStream);

- }

- return contextStream.result();

- }

- path.area = function(object) {

- d3_geo_pathAreaSum = 0;

- d3.geo.stream(object, projectStream(d3_geo_pathArea));

- return d3_geo_pathAreaSum;

- };

- path.centroid = function(object) {

- d3_geo_centroidX0 = d3_geo_centroidY0 = d3_geo_centroidZ0 = d3_geo_centroidX1 = d3_geo_centroidY1 = d3_geo_centroidZ1 = d3_geo_centroidX2 = d3_geo_centroidY2 = d3_geo_centroidZ2 = 0;

- d3.geo.stream(object, projectStream(d3_geo_pathCentroid));

- return d3_geo_centroidZ2 ? [ d3_geo_centroidX2 / d3_geo_centroidZ2, d3_geo_centroidY2 / d3_geo_centroidZ2 ] : d3_geo_centroidZ1 ? [ d3_geo_centroidX1 / d3_geo_centroidZ1, d3_geo_centroidY1 / d3_geo_centroidZ1 ] : d3_geo_centroidZ0 ? [ d3_geo_centroidX0 / d3_geo_centroidZ0, d3_geo_centroidY0 / d3_geo_centroidZ0 ] : [ NaN, NaN ];

- };

- path.bounds = function(object) {

- d3_geo_pathBoundsX1 = d3_geo_pathBoundsY1 = -(d3_geo_pathBoundsX0 = d3_geo_pathBoundsY0 = Infinity);

- d3.geo.stream(object, projectStream(d3_geo_pathBounds));

- return [ [ d3_geo_pathBoundsX0, d3_geo_pathBoundsY0 ], [ d3_geo_pathBoundsX1, d3_geo_pathBoundsY1 ] ];

- };

- path.projection = function(_) {

- if (!arguments.length) return projection;

- projectStream = (projection = _) ? _.stream || d3_geo_pathProjectStream(_) : d3_identity;

- return reset();

- };

- path.context = function(_) {

- if (!arguments.length) return context;

- contextStream = (context = _) == null ? new d3_geo_pathBuffer() : new d3_geo_pathContext(_);

- if (typeof pointRadius !== "function") contextStream.pointRadius(pointRadius);

- return reset();

- };

- path.pointRadius = function(_) {

- if (!arguments.length) return pointRadius;

- pointRadius = typeof _ === "function" ? _ : (contextStream.pointRadius(+_), +_);

- return path;

- };

- function reset() {

- cacheStream = null;

- return path;

- }

- return path.projection(d3.geo.albersUsa()).context(null);

- };

- function d3_geo_pathProjectStream(project) {

- var resample = d3_geo_resample(function(x, y) {

- return project([ x * d3_degrees, y * d3_degrees ]);

- });

- return function(stream) {

- return d3_geo_projectionRadians(resample(stream));

- };

- }

- d3.geo.transform = function(methods) {

- return {

- stream: function(stream) {

- var transform = new d3_geo_transform(stream);

- for (var k in methods) transform[k] = methods[k];

- return transform;

- }

- };

- };

- function d3_geo_transform(stream) {

- this.stream = stream;

- }

- d3_geo_transform.prototype = {

- point: function(x, y) {

- this.stream.point(x, y);

- },

- sphere: function() {

- this.stream.sphere();

- },

- lineStart: function() {

- this.stream.lineStart();

- },

- lineEnd: function() {

- this.stream.lineEnd();

- },

- polygonStart: function() {

- this.stream.polygonStart();

- },

- polygonEnd: function() {

- this.stream.polygonEnd();

- }

- };

- function d3_geo_transformPoint(stream, point) {

- return {

- point: point,

- sphere: function() {

- stream.sphere();

- },

- lineStart: function() {

- stream.lineStart();

- },

- lineEnd: function() {

- stream.lineEnd();

- },

- polygonStart: function() {

- stream.polygonStart();

- },

- polygonEnd: function() {

- stream.polygonEnd();

- }

- };

- }

- d3.geo.projection = d3_geo_projection;

- d3.geo.projectionMutator = d3_geo_projectionMutator;

- function d3_geo_projection(project) {

- return d3_geo_projectionMutator(function() {

- return project;

- })();

- }

- function d3_geo_projectionMutator(projectAt) {

- var project, rotate, projectRotate, projectResample = d3_geo_resample(function(x, y) {

- x = project(x, y);

- return [ x[0] * k + δx, δy - x[1] * k ];

- }), k = 150, x = 480, y = 250, λ = 0, φ = 0, δλ = 0, δφ = 0, δγ = 0, δx, δy, preclip = d3_geo_clipAntimeridian, postclip = d3_identity, clipAngle = null, clipExtent = null, stream;

- function projection(point) {

- point = projectRotate(point[0] * d3_radians, point[1] * d3_radians);

- return [ point[0] * k + δx, δy - point[1] * k ];

- }

- function invert(point) {

- point = projectRotate.invert((point[0] - δx) / k, (δy - point[1]) / k);

- return point && [ point[0] * d3_degrees, point[1] * d3_degrees ];

- }

- projection.stream = function(output) {

- if (stream) stream.valid = false;

- stream = d3_geo_projectionRadians(preclip(rotate, projectResample(postclip(output))));

- stream.valid = true;

- return stream;

- };

- projection.clipAngle = function(_) {

- if (!arguments.length) return clipAngle;

- preclip = _ == null ? (clipAngle = _, d3_geo_clipAntimeridian) : d3_geo_clipCircle((clipAngle = +_) * d3_radians);

- return invalidate();

- };

- projection.clipExtent = function(_) {

- if (!arguments.length) return clipExtent;

- clipExtent = _;

- postclip = _ ? d3_geo_clipExtent(_[0][0], _[0][1], _[1][0], _[1][1]) : d3_identity;

- return invalidate();

- };

- projection.scale = function(_) {

- if (!arguments.length) return k;

- k = +_;

- return reset();

- };

- projection.translate = function(_) {

- if (!arguments.length) return [ x, y ];

- x = +_[0];

- y = +_[1];

- return reset();

- };

- projection.center = function(_) {

- if (!arguments.length) return [ λ * d3_degrees, φ * d3_degrees ];

- λ = _[0] % 360 * d3_radians;

- φ = _[1] % 360 * d3_radians;

- return reset();

- };

- projection.rotate = function(_) {

- if (!arguments.length) return [ δλ * d3_degrees, δφ * d3_degrees, δγ * d3_degrees ];

- δλ = _[0] % 360 * d3_radians;

- δφ = _[1] % 360 * d3_radians;

- δγ = _.length > 2 ? _[2] % 360 * d3_radians : 0;

- return reset();

- };

- d3.rebind(projection, projectResample, "precision");

- function reset() {

- projectRotate = d3_geo_compose(rotate = d3_geo_rotation(δλ, δφ, δγ), project);

- var center = project(λ, φ);

- δx = x - center[0] * k;

- δy = y + center[1] * k;

- return invalidate();

- }

- function invalidate() {

- if (stream) stream.valid = false, stream = null;

- return projection;

- }

- return function() {

- project = projectAt.apply(this, arguments);

- projection.invert = project.invert && invert;

- return reset();

- };

- }

- function d3_geo_projectionRadians(stream) {

- return d3_geo_transformPoint(stream, function(x, y) {

- stream.point(x * d3_radians, y * d3_radians);

- });

- }

- function d3_geo_equirectangular(λ, φ) {

- return [ λ, φ ];

- }

- (d3.geo.equirectangular = function() {

- return d3_geo_projection(d3_geo_equirectangular);

- }).raw = d3_geo_equirectangular.invert = d3_geo_equirectangular;

- d3.geo.rotation = function(rotate) {

- rotate = d3_geo_rotation(rotate[0] % 360 * d3_radians, rotate[1] * d3_radians, rotate.length > 2 ? rotate[2] * d3_radians : 0);

- function forward(coordinates) {

- coordinates = rotate(coordinates[0] * d3_radians, coordinates[1] * d3_radians);

- return coordinates[0] *= d3_degrees, coordinates[1] *= d3_degrees, coordinates;

- }

- forward.invert = function(coordinates) {

- coordinates = rotate.invert(coordinates[0] * d3_radians, coordinates[1] * d3_radians);

- return coordinates[0] *= d3_degrees, coordinates[1] *= d3_degrees, coordinates;

- };

- return forward;

- };

- function d3_geo_identityRotation(λ, φ) {

- return [ λ > π ? λ - τ : λ < -π ? λ + τ : λ, φ ];

- }

- d3_geo_identityRotation.invert = d3_geo_equirectangular;

- function d3_geo_rotation(δλ, δφ, δγ) {

- return δλ ? δφ || δγ ? d3_geo_compose(d3_geo_rotationλ(δλ), d3_geo_rotationφγ(δφ, δγ)) : d3_geo_rotationλ(δλ) : δφ || δγ ? d3_geo_rotationφγ(δφ, δγ) : d3_geo_identityRotation;

- }

- function d3_geo_forwardRotationλ(δλ) {

- return function(λ, φ) {

- return λ += δλ, [ λ > π ? λ - τ : λ < -π ? λ + τ : λ, φ ];

- };

- }

- function d3_geo_rotationλ(δλ) {

- var rotation = d3_geo_forwardRotationλ(δλ);

- rotation.invert = d3_geo_forwardRotationλ(-δλ);

- return rotation;

- }

- function d3_geo_rotationφγ(δφ, δγ) {

- var cosδφ = Math.cos(δφ), sinδφ = Math.sin(δφ), cosδγ = Math.cos(δγ), sinδγ = Math.sin(δγ);

- function rotation(λ, φ) {

- var cosφ = Math.cos(φ), x = Math.cos(λ) * cosφ, y = Math.sin(λ) * cosφ, z = Math.sin(φ), k = z * cosδφ + x * sinδφ;

- return [ Math.atan2(y * cosδγ - k * sinδγ, x * cosδφ - z * sinδφ), d3_asin(k * cosδγ + y * sinδγ) ];

- }

- rotation.invert = function(λ, φ) {

- var cosφ = Math.cos(φ), x = Math.cos(λ) * cosφ, y = Math.sin(λ) * cosφ, z = Math.sin(φ), k = z * cosδγ - y * sinδγ;

- return [ Math.atan2(y * cosδγ + z * sinδγ, x * cosδφ + k * sinδφ), d3_asin(k * cosδφ - x * sinδφ) ];

- };

- return rotation;

- }

- d3.geo.circle = function() {

- var origin = [ 0, 0 ], angle, precision = 6, interpolate;

- function circle() {

- var center = typeof origin === "function" ? origin.apply(this, arguments) : origin, rotate = d3_geo_rotation(-center[0] * d3_radians, -center[1] * d3_radians, 0).invert, ring = [];

- interpolate(null, null, 1, {

- point: function(x, y) {

- ring.push(x = rotate(x, y));

- x[0] *= d3_degrees, x[1] *= d3_degrees;

- }

- });

- return {

- type: "Polygon",

- coordinates: [ ring ]

- };

- }

- circle.origin = function(x) {

- if (!arguments.length) return origin;

- origin = x;

- return circle;

- };

- circle.angle = function(x) {

- if (!arguments.length) return angle;

- interpolate = d3_geo_circleInterpolate((angle = +x) * d3_radians, precision * d3_radians);

- return circle;

- };

- circle.precision = function(_) {

- if (!arguments.length) return precision;

- interpolate = d3_geo_circleInterpolate(angle * d3_radians, (precision = +_) * d3_radians);

- return circle;

- };

- return circle.angle(90);

- };

- function d3_geo_circleInterpolate(radius, precision) {

- var cr = Math.cos(radius), sr = Math.sin(radius);

- return function(from, to, direction, listener) {

- var step = direction * precision;

- if (from != null) {

- from = d3_geo_circleAngle(cr, from);

- to = d3_geo_circleAngle(cr, to);

- if (direction > 0 ? from < to : from > to) from += direction * τ;

- } else {

- from = radius + direction * τ;

- to = radius - .5 * step;

- }

- for (var point, t = from; direction > 0 ? t > to : t < to; t -= step) {

- listener.point((point = d3_geo_spherical([ cr, -sr * Math.cos(t), -sr * Math.sin(t) ]))[0], point[1]);

- }

- };

- }

- function d3_geo_circleAngle(cr, point) {

- var a = d3_geo_cartesian(point);

- a[0] -= cr;

- d3_geo_cartesianNormalize(a);

- var angle = d3_acos(-a[1]);

- return ((-a[2] < 0 ? -angle : angle) + 2 * Math.PI - ε) % (2 * Math.PI);

- }

- d3.geo.distance = function(a, b) {

- var Δλ = (b[0] - a[0]) * d3_radians, φ0 = a[1] * d3_radians, φ1 = b[1] * d3_radians, sinΔλ = Math.sin(Δλ), cosΔλ = Math.cos(Δλ), sinφ0 = Math.sin(φ0), cosφ0 = Math.cos(φ0), sinφ1 = Math.sin(φ1), cosφ1 = Math.cos(φ1), t;

- return Math.atan2(Math.sqrt((t = cosφ1 * sinΔλ) * t + (t = cosφ0 * sinφ1 - sinφ0 * cosφ1 * cosΔλ) * t), sinφ0 * sinφ1 + cosφ0 * cosφ1 * cosΔλ);

- };

- d3.geo.graticule = function() {

- var x1, x0, X1, X0, y1, y0, Y1, Y0, dx = 10, dy = dx, DX = 90, DY = 360, x, y, X, Y, precision = 2.5;

- function graticule() {

- return {

- type: "MultiLineString",

- coordinates: lines()

- };

- }

- function lines() {

- return d3.range(Math.ceil(X0 / DX) * DX, X1, DX).map(X).concat(d3.range(Math.ceil(Y0 / DY) * DY, Y1, DY).map(Y)).concat(d3.range(Math.ceil(x0 / dx) * dx, x1, dx).filter(function(x) {

- return abs(x % DX) > ε;

- }).map(x)).concat(d3.range(Math.ceil(y0 / dy) * dy, y1, dy).filter(function(y) {

- return abs(y % DY) > ε;

- }).map(y));

- }

- graticule.lines = function() {

- return lines().map(function(coordinates) {

- return {

- type: "LineString",

- coordinates: coordinates

- };

- });

- };

- graticule.outline = function() {

- return {

- type: "Polygon",

- coordinates: [ X(X0).concat(Y(Y1).slice(1), X(X1).reverse().slice(1), Y(Y0).reverse().slice(1)) ]

- };

- };

- graticule.extent = function(_) {

- if (!arguments.length) return graticule.minorExtent();

- return graticule.majorExtent(_).minorExtent(_);

- };

- graticule.majorExtent = function(_) {

- if (!arguments.length) return [ [ X0, Y0 ], [ X1, Y1 ] ];

- X0 = +_[0][0], X1 = +_[1][0];

- Y0 = +_[0][1], Y1 = +_[1][1];

- if (X0 > X1) _ = X0, X0 = X1, X1 = _;

- if (Y0 > Y1) _ = Y0, Y0 = Y1, Y1 = _;

- return graticule.precision(precision);

- };

- graticule.minorExtent = function(_) {

- if (!arguments.length) return [ [ x0, y0 ], [ x1, y1 ] ];

- x0 = +_[0][0], x1 = +_[1][0];

- y0 = +_[0][1], y1 = +_[1][1];

- if (x0 > x1) _ = x0, x0 = x1, x1 = _;

- if (y0 > y1) _ = y0, y0 = y1, y1 = _;

- return graticule.precision(precision);

- };

- graticule.step = function(_) {

- if (!arguments.length) return graticule.minorStep();

- return graticule.majorStep(_).minorStep(_);

- };

- graticule.majorStep = function(_) {

- if (!arguments.length) return [ DX, DY ];

- DX = +_[0], DY = +_[1];

- return graticule;

- };

- graticule.minorStep = function(_) {

- if (!arguments.length) return [ dx, dy ];

- dx = +_[0], dy = +_[1];

- return graticule;

- };

- graticule.precision = function(_) {

- if (!arguments.length) return precision;

- precision = +_;

- x = d3_geo_graticuleX(y0, y1, 90);

- y = d3_geo_graticuleY(x0, x1, precision);

- X = d3_geo_graticuleX(Y0, Y1, 90);

- Y = d3_geo_graticuleY(X0, X1, precision);

- return graticule;

- };

- return graticule.majorExtent([ [ -180, -90 + ε ], [ 180, 90 - ε ] ]).minorExtent([ [ -180, -80 - ε ], [ 180, 80 + ε ] ]);

- };

- function d3_geo_graticuleX(y0, y1, dy) {

- var y = d3.range(y0, y1 - ε, dy).concat(y1);

- return function(x) {

- return y.map(function(y) {

- return [ x, y ];

- });

- };

- }

- function d3_geo_graticuleY(x0, x1, dx) {

- var x = d3.range(x0, x1 - ε, dx).concat(x1);

- return function(y) {

- return x.map(function(x) {

- return [ x, y ];

- });

- };

- }

- function d3_source(d) {

- return d.source;

- }

- function d3_target(d) {

- return d.target;

- }

- d3.geo.greatArc = function() {

- var source = d3_source, source_, target = d3_target, target_;

- function greatArc() {

- return {

- type: "LineString",

- coordinates: [ source_ || source.apply(this, arguments), target_ || target.apply(this, arguments) ]

- };

- }

- greatArc.distance = function() {

- return d3.geo.distance(source_ || source.apply(this, arguments), target_ || target.apply(this, arguments));

- };

- greatArc.source = function(_) {

- if (!arguments.length) return source;

- source = _, source_ = typeof _ === "function" ? null : _;

- return greatArc;

- };

- greatArc.target = function(_) {

- if (!arguments.length) return target;

- target = _, target_ = typeof _ === "function" ? null : _;

- return greatArc;

- };

- greatArc.precision = function() {

- return arguments.length ? greatArc : 0;

- };

- return greatArc;

- };

- d3.geo.interpolate = function(source, target) {

- return d3_geo_interpolate(source[0] * d3_radians, source[1] * d3_radians, target[0] * d3_radians, target[1] * d3_radians);

- };

- function d3_geo_interpolate(x0, y0, x1, y1) {

- var cy0 = Math.cos(y0), sy0 = Math.sin(y0), cy1 = Math.cos(y1), sy1 = Math.sin(y1), kx0 = cy0 * Math.cos(x0), ky0 = cy0 * Math.sin(x0), kx1 = cy1 * Math.cos(x1), ky1 = cy1 * Math.sin(x1), d = 2 * Math.asin(Math.sqrt(d3_haversin(y1 - y0) + cy0 * cy1 * d3_haversin(x1 - x0))), k = 1 / Math.sin(d);

- var interpolate = d ? function(t) {

- var B = Math.sin(t *= d) * k, A = Math.sin(d - t) * k, x = A * kx0 + B * kx1, y = A * ky0 + B * ky1, z = A * sy0 + B * sy1;

- return [ Math.atan2(y, x) * d3_degrees, Math.atan2(z, Math.sqrt(x * x + y * y)) * d3_degrees ];

- } : function() {

- return [ x0 * d3_degrees, y0 * d3_degrees ];

- };

- interpolate.distance = d;

- return interpolate;

- }

- d3.geo.length = function(object) {

- d3_geo_lengthSum = 0;

- d3.geo.stream(object, d3_geo_length);

- return d3_geo_lengthSum;

- };

- var d3_geo_lengthSum;

- var d3_geo_length = {

- sphere: d3_noop,

- point: d3_noop,

- lineStart: d3_geo_lengthLineStart,

- lineEnd: d3_noop,

- polygonStart: d3_noop,

- polygonEnd: d3_noop

- };

- function d3_geo_lengthLineStart() {

- var λ0, sinφ0, cosφ0;

- d3_geo_length.point = function(λ, φ) {

- λ0 = λ * d3_radians, sinφ0 = Math.sin(φ *= d3_radians), cosφ0 = Math.cos(φ);

- d3_geo_length.point = nextPoint;

- };

- d3_geo_length.lineEnd = function() {

- d3_geo_length.point = d3_geo_length.lineEnd = d3_noop;

- };

- function nextPoint(λ, φ) {

- var sinφ = Math.sin(φ *= d3_radians), cosφ = Math.cos(φ), t = abs((λ *= d3_radians) - λ0), cosΔλ = Math.cos(t);

- d3_geo_lengthSum += Math.atan2(Math.sqrt((t = cosφ * Math.sin(t)) * t + (t = cosφ0 * sinφ - sinφ0 * cosφ * cosΔλ) * t), sinφ0 * sinφ + cosφ0 * cosφ * cosΔλ);

- λ0 = λ, sinφ0 = sinφ, cosφ0 = cosφ;

- }

- }

- function d3_geo_azimuthal(scale, angle) {

- function azimuthal(λ, φ) {

- var cosλ = Math.cos(λ), cosφ = Math.cos(φ), k = scale(cosλ * cosφ);

- return [ k * cosφ * Math.sin(λ), k * Math.sin(φ) ];

- }

- azimuthal.invert = function(x, y) {

- var ρ = Math.sqrt(x * x + y * y), c = angle(ρ), sinc = Math.sin(c), cosc = Math.cos(c);

- return [ Math.atan2(x * sinc, ρ * cosc), Math.asin(ρ && y * sinc / ρ) ];

- };

- return azimuthal;

- }

- var d3_geo_azimuthalEqualArea = d3_geo_azimuthal(function(cosλcosφ) {

- return Math.sqrt(2 / (1 + cosλcosφ));

- }, function(ρ) {

- return 2 * Math.asin(ρ / 2);

- });

- (d3.geo.azimuthalEqualArea = function() {

- return d3_geo_projection(d3_geo_azimuthalEqualArea);

- }).raw = d3_geo_azimuthalEqualArea;

- var d3_geo_azimuthalEquidistant = d3_geo_azimuthal(function(cosλcosφ) {

- var c = Math.acos(cosλcosφ);

- return c && c / Math.sin(c);

- }, d3_identity);

- (d3.geo.azimuthalEquidistant = function() {

- return d3_geo_projection(d3_geo_azimuthalEquidistant);

- }).raw = d3_geo_azimuthalEquidistant;

- function d3_geo_conicConformal(φ0, φ1) {

- var cosφ0 = Math.cos(φ0), t = function(φ) {

- return Math.tan(π / 4 + φ / 2);

- }, n = φ0 === φ1 ? Math.sin(φ0) : Math.log(cosφ0 / Math.cos(φ1)) / Math.log(t(φ1) / t(φ0)), F = cosφ0 * Math.pow(t(φ0), n) / n;

- if (!n) return d3_geo_mercator;

- function forward(λ, φ) {

- if (F > 0) {

- if (φ < -halfπ + ε) φ = -halfπ + ε;

- } else {

- if (φ > halfπ - ε) φ = halfπ - ε;

- }

- var ρ = F / Math.pow(t(φ), n);

- return [ ρ * Math.sin(n * λ), F - ρ * Math.cos(n * λ) ];

- }

- forward.invert = function(x, y) {

- var ρ0_y = F - y, ρ = d3_sgn(n) * Math.sqrt(x * x + ρ0_y * ρ0_y);

- return [ Math.atan2(x, ρ0_y) / n, 2 * Math.atan(Math.pow(F / ρ, 1 / n)) - halfπ ];

- };

- return forward;

- }

- (d3.geo.conicConformal = function() {

- return d3_geo_conic(d3_geo_conicConformal);

- }).raw = d3_geo_conicConformal;

- function d3_geo_conicEquidistant(φ0, φ1) {

- var cosφ0 = Math.cos(φ0), n = φ0 === φ1 ? Math.sin(φ0) : (cosφ0 - Math.cos(φ1)) / (φ1 - φ0), G = cosφ0 / n + φ0;

- if (abs(n) < ε) return d3_geo_equirectangular;

- function forward(λ, φ) {

- var ρ = G - φ;

- return [ ρ * Math.sin(n * λ), G - ρ * Math.cos(n * λ) ];

- }

- forward.invert = function(x, y) {

- var ρ0_y = G - y;

- return [ Math.atan2(x, ρ0_y) / n, G - d3_sgn(n) * Math.sqrt(x * x + ρ0_y * ρ0_y) ];

- };

- return forward;

- }

- (d3.geo.conicEquidistant = function() {

- return d3_geo_conic(d3_geo_conicEquidistant);

- }).raw = d3_geo_conicEquidistant;

- var d3_geo_gnomonic = d3_geo_azimuthal(function(cosλcosφ) {

- return 1 / cosλcosφ;

- }, Math.atan);

- (d3.geo.gnomonic = function() {

- return d3_geo_projection(d3_geo_gnomonic);

- }).raw = d3_geo_gnomonic;

- function d3_geo_mercator(λ, φ) {

- return [ λ, Math.log(Math.tan(π / 4 + φ / 2)) ];

- }

- d3_geo_mercator.invert = function(x, y) {

- return [ x, 2 * Math.atan(Math.exp(y)) - halfπ ];

- };

- function d3_geo_mercatorProjection(project) {

- var m = d3_geo_projection(project), scale = m.scale, translate = m.translate, clipExtent = m.clipExtent, clipAuto;

- m.scale = function() {

- var v = scale.apply(m, arguments);

- return v === m ? clipAuto ? m.clipExtent(null) : m : v;

- };

- m.translate = function() {

- var v = translate.apply(m, arguments);

- return v === m ? clipAuto ? m.clipExtent(null) : m : v;

- };

- m.clipExtent = function(_) {

- var v = clipExtent.apply(m, arguments);

- if (v === m) {

- if (clipAuto = _ == null) {

- var k = π * scale(), t = translate();

- clipExtent([ [ t[0] - k, t[1] - k ], [ t[0] + k, t[1] + k ] ]);

- }

- } else if (clipAuto) {

- v = null;

- }

- return v;

- };

- return m.clipExtent(null);

- }

- (d3.geo.mercator = function() {

- return d3_geo_mercatorProjection(d3_geo_mercator);

- }).raw = d3_geo_mercator;

- var d3_geo_orthographic = d3_geo_azimuthal(function() {

- return 1;

- }, Math.asin);

- (d3.geo.orthographic = function() {

- return d3_geo_projection(d3_geo_orthographic);

- }).raw = d3_geo_orthographic;

- var d3_geo_stereographic = d3_geo_azimuthal(function(cosλcosφ) {

- return 1 / (1 + cosλcosφ);

- }, function(ρ) {

- return 2 * Math.atan(ρ);

- });

- (d3.geo.stereographic = function() {

- return d3_geo_projection(d3_geo_stereographic);

- }).raw = d3_geo_stereographic;

- function d3_geo_transverseMercator(λ, φ) {

- return [ Math.log(Math.tan(π / 4 + φ / 2)), -λ ];

- }

- d3_geo_transverseMercator.invert = function(x, y) {

- return [ -y, 2 * Math.atan(Math.exp(x)) - halfπ ];

- };

- (d3.geo.transverseMercator = function() {

- var projection = d3_geo_mercatorProjection(d3_geo_transverseMercator), center = projection.center, rotate = projection.rotate;

- projection.center = function(_) {

- return _ ? center([ -_[1], _[0] ]) : (_ = center(), [ _[1], -_[0] ]);

- };

- projection.rotate = function(_) {

- return _ ? rotate([ _[0], _[1], _.length > 2 ? _[2] + 90 : 90 ]) : (_ = rotate(),

- [ _[0], _[1], _[2] - 90 ]);

- };

- return rotate([ 0, 0, 90 ]);

- }).raw = d3_geo_transverseMercator;

- d3.geom = {};

- function d3_geom_pointX(d) {

- return d[0];

- }

- function d3_geom_pointY(d) {

- return d[1];

- }

- d3.geom.hull = function(vertices) {

- var x = d3_geom_pointX, y = d3_geom_pointY;

- if (arguments.length) return hull(vertices);

- function hull(data) {

- if (data.length < 3) return [];

- var fx = d3_functor(x), fy = d3_functor(y), i, n = data.length, points = [], flippedPoints = [];

- for (i = 0; i < n; i++) {

- points.push([ +fx.call(this, data[i], i), +fy.call(this, data[i], i), i ]);

- }

- points.sort(d3_geom_hullOrder);

- for (i = 0; i < n; i++) flippedPoints.push([ points[i][0], -points[i][1] ]);

- var upper = d3_geom_hullUpper(points), lower = d3_geom_hullUpper(flippedPoints);

- var skipLeft = lower[0] === upper[0], skipRight = lower[lower.length - 1] === upper[upper.length - 1], polygon = [];

- for (i = upper.length - 1; i >= 0; --i) polygon.push(data[points[upper[i]][2]]);

- for (i = +skipLeft; i < lower.length - skipRight; ++i) polygon.push(data[points[lower[i]][2]]);

- return polygon;

- }

- hull.x = function(_) {

- return arguments.length ? (x = _, hull) : x;

- };

- hull.y = function(_) {

- return arguments.length ? (y = _, hull) : y;

- };

- return hull;

- };

- function d3_geom_hullUpper(points) {

- var n = points.length, hull = [ 0, 1 ], hs = 2;

- for (var i = 2; i < n; i++) {

- while (hs > 1 && d3_cross2d(points[hull[hs - 2]], points[hull[hs - 1]], points[i]) <= 0) --hs;

- hull[hs++] = i;

- }

- return hull.slice(0, hs);

- }

- function d3_geom_hullOrder(a, b) {

- return a[0] - b[0] || a[1] - b[1];

- }

- d3.geom.polygon = function(coordinates) {

- d3_subclass(coordinates, d3_geom_polygonPrototype);

- return coordinates;

- };

- var d3_geom_polygonPrototype = d3.geom.polygon.prototype = [];

- d3_geom_polygonPrototype.area = function() {

- var i = -1, n = this.length, a, b = this[n - 1], area = 0;

- while (++i < n) {

- a = b;

- b = this[i];

- area += a[1] * b[0] - a[0] * b[1];

- }

- return area * .5;

- };

- d3_geom_polygonPrototype.centroid = function(k) {

- var i = -1, n = this.length, x = 0, y = 0, a, b = this[n - 1], c;

- if (!arguments.length) k = -1 / (6 * this.area());

- while (++i < n) {

- a = b;

- b = this[i];

- c = a[0] * b[1] - b[0] * a[1];

- x += (a[0] + b[0]) * c;

- y += (a[1] + b[1]) * c;

- }

- return [ x * k, y * k ];

- };

- d3_geom_polygonPrototype.clip = function(subject) {

- var input, closed = d3_geom_polygonClosed(subject), i = -1, n = this.length - d3_geom_polygonClosed(this), j, m, a = this[n - 1], b, c, d;

- while (++i < n) {

- input = subject.slice();

- subject.length = 0;

- b = this[i];

- c = input[(m = input.length - closed) - 1];

- j = -1;

- while (++j < m) {

- d = input[j];

- if (d3_geom_polygonInside(d, a, b)) {

- if (!d3_geom_polygonInside(c, a, b)) {

- subject.push(d3_geom_polygonIntersect(c, d, a, b));

- }

- subject.push(d);

- } else if (d3_geom_polygonInside(c, a, b)) {

- subject.push(d3_geom_polygonIntersect(c, d, a, b));

- }

- c = d;

- }

- if (closed) subject.push(subject[0]);

- a = b;

- }

- return subject;

- };

- function d3_geom_polygonInside(p, a, b) {

- return (b[0] - a[0]) * (p[1] - a[1]) < (b[1] - a[1]) * (p[0] - a[0]);

- }

- function d3_geom_polygonIntersect(c, d, a, b) {

- var x1 = c[0], x3 = a[0], x21 = d[0] - x1, x43 = b[0] - x3, y1 = c[1], y3 = a[1], y21 = d[1] - y1, y43 = b[1] - y3, ua = (x43 * (y1 - y3) - y43 * (x1 - x3)) / (y43 * x21 - x43 * y21);

- return [ x1 + ua * x21, y1 + ua * y21 ];

- }

- function d3_geom_polygonClosed(coordinates) {

- var a = coordinates[0], b = coordinates[coordinates.length - 1];

- return !(a[0] - b[0] || a[1] - b[1]);

- }

- var d3_geom_voronoiEdges, d3_geom_voronoiCells, d3_geom_voronoiBeaches, d3_geom_voronoiBeachPool = [], d3_geom_voronoiFirstCircle, d3_geom_voronoiCircles, d3_geom_voronoiCirclePool = [];

- function d3_geom_voronoiBeach() {

- d3_geom_voronoiRedBlackNode(this);

- this.edge = this.site = this.circle = null;

- }

- function d3_geom_voronoiCreateBeach(site) {

- var beach = d3_geom_voronoiBeachPool.pop() || new d3_geom_voronoiBeach();

- beach.site = site;

- return beach;

- }

- function d3_geom_voronoiDetachBeach(beach) {

- d3_geom_voronoiDetachCircle(beach);

- d3_geom_voronoiBeaches.remove(beach);

- d3_geom_voronoiBeachPool.push(beach);

- d3_geom_voronoiRedBlackNode(beach);

- }

- function d3_geom_voronoiRemoveBeach(beach) {

- var circle = beach.circle, x = circle.x, y = circle.cy, vertex = {

- x: x,

- y: y

- }, previous = beach.P, next = beach.N, disappearing = [ beach ];

- d3_geom_voronoiDetachBeach(beach);

- var lArc = previous;

- while (lArc.circle && abs(x - lArc.circle.x) < ε && abs(y - lArc.circle.cy) < ε) {

- previous = lArc.P;

- disappearing.unshift(lArc);

- d3_geom_voronoiDetachBeach(lArc);

- lArc = previous;

- }

- disappearing.unshift(lArc);

- d3_geom_voronoiDetachCircle(lArc);

- var rArc = next;

- while (rArc.circle && abs(x - rArc.circle.x) < ε && abs(y - rArc.circle.cy) < ε) {

- next = rArc.N;

- disappearing.push(rArc);

- d3_geom_voronoiDetachBeach(rArc);

- rArc = next;

- }

- disappearing.push(rArc);

- d3_geom_voronoiDetachCircle(rArc);

- var nArcs = disappearing.length, iArc;

- for (iArc = 1; iArc < nArcs; ++iArc) {

- rArc = disappearing[iArc];

- lArc = disappearing[iArc - 1];

- d3_geom_voronoiSetEdgeEnd(rArc.edge, lArc.site, rArc.site, vertex);

- }

- lArc = disappearing[0];

- rArc = disappearing[nArcs - 1];

- rArc.edge = d3_geom_voronoiCreateEdge(lArc.site, rArc.site, null, vertex);

- d3_geom_voronoiAttachCircle(lArc);

- d3_geom_voronoiAttachCircle(rArc);

- }

- function d3_geom_voronoiAddBeach(site) {

- var x = site.x, directrix = site.y, lArc, rArc, dxl, dxr, node = d3_geom_voronoiBeaches._;

- while (node) {

- dxl = d3_geom_voronoiLeftBreakPoint(node, directrix) - x;

- if (dxl > ε) node = node.L; else {

- dxr = x - d3_geom_voronoiRightBreakPoint(node, directrix);

- if (dxr > ε) {

- if (!node.R) {

- lArc = node;

- break;

- }

- node = node.R;

- } else {

- if (dxl > -ε) {

- lArc = node.P;

- rArc = node;

- } else if (dxr > -ε) {

- lArc = node;

- rArc = node.N;

- } else {

- lArc = rArc = node;

- }

- break;

- }

- }

- }

- var newArc = d3_geom_voronoiCreateBeach(site);

- d3_geom_voronoiBeaches.insert(lArc, newArc);

- if (!lArc && !rArc) return;

- if (lArc === rArc) {

- d3_geom_voronoiDetachCircle(lArc);

- rArc = d3_geom_voronoiCreateBeach(lArc.site);

- d3_geom_voronoiBeaches.insert(newArc, rArc);

- newArc.edge = rArc.edge = d3_geom_voronoiCreateEdge(lArc.site, newArc.site);

- d3_geom_voronoiAttachCircle(lArc);

- d3_geom_voronoiAttachCircle(rArc);

- return;

- }

- if (!rArc) {

- newArc.edge = d3_geom_voronoiCreateEdge(lArc.site, newArc.site);

- return;

- }

- d3_geom_voronoiDetachCircle(lArc);

- d3_geom_voronoiDetachCircle(rArc);

- var lSite = lArc.site, ax = lSite.x, ay = lSite.y, bx = site.x - ax, by = site.y - ay, rSite = rArc.site, cx = rSite.x - ax, cy = rSite.y - ay, d = 2 * (bx * cy - by * cx), hb = bx * bx + by * by, hc = cx * cx + cy * cy, vertex = {

- x: (cy * hb - by * hc) / d + ax,

- y: (bx * hc - cx * hb) / d + ay

- };

- d3_geom_voronoiSetEdgeEnd(rArc.edge, lSite, rSite, vertex);

- newArc.edge = d3_geom_voronoiCreateEdge(lSite, site, null, vertex);

- rArc.edge = d3_geom_voronoiCreateEdge(site, rSite, null, vertex);

- d3_geom_voronoiAttachCircle(lArc);

- d3_geom_voronoiAttachCircle(rArc);

- }

- function d3_geom_voronoiLeftBreakPoint(arc, directrix) {

- var site = arc.site, rfocx = site.x, rfocy = site.y, pby2 = rfocy - directrix;

- if (!pby2) return rfocx;

- var lArc = arc.P;

- if (!lArc) return -Infinity;

- site = lArc.site;

- var lfocx = site.x, lfocy = site.y, plby2 = lfocy - directrix;

- if (!plby2) return lfocx;

- var hl = lfocx - rfocx, aby2 = 1 / pby2 - 1 / plby2, b = hl / plby2;

- if (aby2) return (-b + Math.sqrt(b * b - 2 * aby2 * (hl * hl / (-2 * plby2) - lfocy + plby2 / 2 + rfocy - pby2 / 2))) / aby2 + rfocx;

- return (rfocx + lfocx) / 2;

- }

- function d3_geom_voronoiRightBreakPoint(arc, directrix) {

- var rArc = arc.N;

- if (rArc) return d3_geom_voronoiLeftBreakPoint(rArc, directrix);

- var site = arc.site;

- return site.y === directrix ? site.x : Infinity;

- }

- function d3_geom_voronoiCell(site) {

- this.site = site;

- this.edges = [];

- }

- d3_geom_voronoiCell.prototype.prepare = function() {

- var halfEdges = this.edges, iHalfEdge = halfEdges.length, edge;

- while (iHalfEdge--) {

- edge = halfEdges[iHalfEdge].edge;

- if (!edge.b || !edge.a) halfEdges.splice(iHalfEdge, 1);

- }

- halfEdges.sort(d3_geom_voronoiHalfEdgeOrder);

- return halfEdges.length;

- };

- function d3_geom_voronoiCloseCells(extent) {

- var x0 = extent[0][0], x1 = extent[1][0], y0 = extent[0][1], y1 = extent[1][1], x2, y2, x3, y3, cells = d3_geom_voronoiCells, iCell = cells.length, cell, iHalfEdge, halfEdges, nHalfEdges, start, end;

- while (iCell--) {

- cell = cells[iCell];

- if (!cell || !cell.prepare()) continue;

- halfEdges = cell.edges;

- nHalfEdges = halfEdges.length;

- iHalfEdge = 0;

- while (iHalfEdge < nHalfEdges) {

- end = halfEdges[iHalfEdge].end(), x3 = end.x, y3 = end.y;

- start = halfEdges[++iHalfEdge % nHalfEdges].start(), x2 = start.x, y2 = start.y;

- if (abs(x3 - x2) > ε || abs(y3 - y2) > ε) {

- halfEdges.splice(iHalfEdge, 0, new d3_geom_voronoiHalfEdge(d3_geom_voronoiCreateBorderEdge(cell.site, end, abs(x3 - x0) < ε && y1 - y3 > ε ? {

- x: x0,

- y: abs(x2 - x0) < ε ? y2 : y1

- } : abs(y3 - y1) < ε && x1 - x3 > ε ? {

- x: abs(y2 - y1) < ε ? x2 : x1,

- y: y1

- } : abs(x3 - x1) < ε && y3 - y0 > ε ? {

- x: x1,

- y: abs(x2 - x1) < ε ? y2 : y0

- } : abs(y3 - y0) < ε && x3 - x0 > ε ? {

- x: abs(y2 - y0) < ε ? x2 : x0,

- y: y0

- } : null), cell.site, null));

- ++nHalfEdges;

- }

- }

- }

- }

- function d3_geom_voronoiHalfEdgeOrder(a, b) {

- return b.angle - a.angle;

- }

- function d3_geom_voronoiCircle() {

- d3_geom_voronoiRedBlackNode(this);

- this.x = this.y = this.arc = this.site = this.cy = null;

- }

- function d3_geom_voronoiAttachCircle(arc) {

- var lArc = arc.P, rArc = arc.N;

- if (!lArc || !rArc) return;

- var lSite = lArc.site, cSite = arc.site, rSite = rArc.site;

- if (lSite === rSite) return;

- var bx = cSite.x, by = cSite.y, ax = lSite.x - bx, ay = lSite.y - by, cx = rSite.x - bx, cy = rSite.y - by;

- var d = 2 * (ax * cy - ay * cx);

- if (d >= -ε2) return;

- var ha = ax * ax + ay * ay, hc = cx * cx + cy * cy, x = (cy * ha - ay * hc) / d, y = (ax * hc - cx * ha) / d, cy = y + by;

- var circle = d3_geom_voronoiCirclePool.pop() || new d3_geom_voronoiCircle();

- circle.arc = arc;

- circle.site = cSite;

- circle.x = x + bx;

- circle.y = cy + Math.sqrt(x * x + y * y);

- circle.cy = cy;

- arc.circle = circle;

- var before = null, node = d3_geom_voronoiCircles._;

- while (node) {

- if (circle.y < node.y || circle.y === node.y && circle.x <= node.x) {

- if (node.L) node = node.L; else {

- before = node.P;

- break;

- }

- } else {

- if (node.R) node = node.R; else {

- before = node;

- break;

- }

- }

- }

- d3_geom_voronoiCircles.insert(before, circle);

- if (!before) d3_geom_voronoiFirstCircle = circle;

- }

- function d3_geom_voronoiDetachCircle(arc) {

- var circle = arc.circle;

- if (circle) {

- if (!circle.P) d3_geom_voronoiFirstCircle = circle.N;

- d3_geom_voronoiCircles.remove(circle);

- d3_geom_voronoiCirclePool.push(circle);

- d3_geom_voronoiRedBlackNode(circle);

- arc.circle = null;

- }

- }

- function d3_geom_voronoiClipEdges(extent) {

- var edges = d3_geom_voronoiEdges, clip = d3_geom_clipLine(extent[0][0], extent[0][1], extent[1][0], extent[1][1]), i = edges.length, e;

- while (i--) {

- e = edges[i];

- if (!d3_geom_voronoiConnectEdge(e, extent) || !clip(e) || abs(e.a.x - e.b.x) < ε && abs(e.a.y - e.b.y) < ε) {

- e.a = e.b = null;

- edges.splice(i, 1);

- }

- }

- }

- function d3_geom_voronoiConnectEdge(edge, extent) {

- var vb = edge.b;

- if (vb) return true;

- var va = edge.a, x0 = extent[0][0], x1 = extent[1][0], y0 = extent[0][1], y1 = extent[1][1], lSite = edge.l, rSite = edge.r, lx = lSite.x, ly = lSite.y, rx = rSite.x, ry = rSite.y, fx = (lx + rx) / 2, fy = (ly + ry) / 2, fm, fb;

- if (ry === ly) {

- if (fx < x0 || fx >= x1) return;

- if (lx > rx) {

- if (!va) va = {

- x: fx,

- y: y0

- }; else if (va.y >= y1) return;

- vb = {

- x: fx,

- y: y1

- };

- } else {

- if (!va) va = {

- x: fx,

- y: y1

- }; else if (va.y < y0) return;

- vb = {

- x: fx,

- y: y0

- };

- }

- } else {

- fm = (lx - rx) / (ry - ly);

- fb = fy - fm * fx;

- if (fm < -1 || fm > 1) {

- if (lx > rx) {

- if (!va) va = {

- x: (y0 - fb) / fm,

- y: y0

- }; else if (va.y >= y1) return;

- vb = {

- x: (y1 - fb) / fm,

- y: y1

- };

- } else {

- if (!va) va = {

- x: (y1 - fb) / fm,

- y: y1

- }; else if (va.y < y0) return;

- vb = {

- x: (y0 - fb) / fm,

- y: y0

- };

- }

- } else {

- if (ly < ry) {

- if (!va) va = {

- x: x0,

- y: fm * x0 + fb

- }; else if (va.x >= x1) return;

- vb = {

- x: x1,

- y: fm * x1 + fb

- };

- } else {

- if (!va) va = {

- x: x1,

- y: fm * x1 + fb

- }; else if (va.x < x0) return;

- vb = {

- x: x0,

- y: fm * x0 + fb

- };

- }

- }

- }

- edge.a = va;

- edge.b = vb;

- return true;

- }

- function d3_geom_voronoiEdge(lSite, rSite) {

- this.l = lSite;

- this.r = rSite;

- this.a = this.b = null;

- }

- function d3_geom_voronoiCreateEdge(lSite, rSite, va, vb) {

- var edge = new d3_geom_voronoiEdge(lSite, rSite);

- d3_geom_voronoiEdges.push(edge);

- if (va) d3_geom_voronoiSetEdgeEnd(edge, lSite, rSite, va);

- if (vb) d3_geom_voronoiSetEdgeEnd(edge, rSite, lSite, vb);

- d3_geom_voronoiCells[lSite.i].edges.push(new d3_geom_voronoiHalfEdge(edge, lSite, rSite));

- d3_geom_voronoiCells[rSite.i].edges.push(new d3_geom_voronoiHalfEdge(edge, rSite, lSite));

- return edge;

- }

- function d3_geom_voronoiCreateBorderEdge(lSite, va, vb) {

- var edge = new d3_geom_voronoiEdge(lSite, null);

- edge.a = va;

- edge.b = vb;

- d3_geom_voronoiEdges.push(edge);

- return edge;

- }

- function d3_geom_voronoiSetEdgeEnd(edge, lSite, rSite, vertex) {

- if (!edge.a && !edge.b) {

- edge.a = vertex;

- edge.l = lSite;

- edge.r = rSite;

- } else if (edge.l === rSite) {

- edge.b = vertex;

- } else {

- edge.a = vertex;

- }

- }

- function d3_geom_voronoiHalfEdge(edge, lSite, rSite) {

- var va = edge.a, vb = edge.b;

- this.edge = edge;

- this.site = lSite;

- this.angle = rSite ? Math.atan2(rSite.y - lSite.y, rSite.x - lSite.x) : edge.l === lSite ? Math.atan2(vb.x - va.x, va.y - vb.y) : Math.atan2(va.x - vb.x, vb.y - va.y);

- }

- d3_geom_voronoiHalfEdge.prototype = {

- start: function() {

- return this.edge.l === this.site ? this.edge.a : this.edge.b;

- },

- end: function() {

- return this.edge.l === this.site ? this.edge.b : this.edge.a;

- }

- };

- function d3_geom_voronoiRedBlackTree() {

- this._ = null;

- }

- function d3_geom_voronoiRedBlackNode(node) {

- node.U = node.C = node.L = node.R = node.P = node.N = null;

- }

- d3_geom_voronoiRedBlackTree.prototype = {

- insert: function(after, node) {

- var parent, grandpa, uncle;

- if (after) {

- node.P = after;

- node.N = after.N;

- if (after.N) after.N.P = node;

- after.N = node;

- if (after.R) {

- after = after.R;

- while (after.L) after = after.L;

- after.L = node;

- } else {

- after.R = node;

- }

- parent = after;

- } else if (this._) {

- after = d3_geom_voronoiRedBlackFirst(this._);

- node.P = null;

- node.N = after;

- after.P = after.L = node;

- parent = after;

- } else {

- node.P = node.N = null;

- this._ = node;

- parent = null;

- }

- node.L = node.R = null;

- node.U = parent;

- node.C = true;

- after = node;

- while (parent && parent.C) {

- grandpa = parent.U;

- if (parent === grandpa.L) {

- uncle = grandpa.R;

- if (uncle && uncle.C) {

- parent.C = uncle.C = false;

- grandpa.C = true;

- after = grandpa;

- } else {

- if (after === parent.R) {

- d3_geom_voronoiRedBlackRotateLeft(this, parent);

- after = parent;

- parent = after.U;

- }

- parent.C = false;

- grandpa.C = true;

- d3_geom_voronoiRedBlackRotateRight(this, grandpa);

- }

- } else {

- uncle = grandpa.L;

- if (uncle && uncle.C) {

- parent.C = uncle.C = false;

- grandpa.C = true;

- after = grandpa;

- } else {

- if (after === parent.L) {

- d3_geom_voronoiRedBlackRotateRight(this, parent);

- after = parent;

- parent = after.U;

- }

- parent.C = false;

- grandpa.C = true;

- d3_geom_voronoiRedBlackRotateLeft(this, grandpa);

- }

- }

- parent = after.U;

- }

- this._.C = false;

- },

- remove: function(node) {

- if (node.N) node.N.P = node.P;

- if (node.P) node.P.N = node.N;

- node.N = node.P = null;

- var parent = node.U, sibling, left = node.L, right = node.R, next, red;

- if (!left) next = right; else if (!right) next = left; else next = d3_geom_voronoiRedBlackFirst(right);

- if (parent) {

- if (parent.L === node) parent.L = next; else parent.R = next;

- } else {

- this._ = next;

- }

- if (left && right) {

- red = next.C;

- next.C = node.C;

- next.L = left;

- left.U = next;

- if (next !== right) {

- parent = next.U;

- next.U = node.U;

- node = next.R;

- parent.L = node;

- next.R = right;

- right.U = next;

- } else {

- next.U = parent;

- parent = next;

- node = next.R;

- }

- } else {

- red = node.C;

- node = next;

- }

- if (node) node.U = parent;

- if (red) return;

- if (node && node.C) {

- node.C = false;

- return;

- }

- do {

- if (node === this._) break;

- if (node === parent.L) {

- sibling = parent.R;

- if (sibling.C) {

- sibling.C = false;

- parent.C = true;

- d3_geom_voronoiRedBlackRotateLeft(this, parent);

- sibling = parent.R;

- }

- if (sibling.L && sibling.L.C || sibling.R && sibling.R.C) {

- if (!sibling.R || !sibling.R.C) {

- sibling.L.C = false;

- sibling.C = true;

- d3_geom_voronoiRedBlackRotateRight(this, sibling);

- sibling = parent.R;

- }

- sibling.C = parent.C;

- parent.C = sibling.R.C = false;

- d3_geom_voronoiRedBlackRotateLeft(this, parent);

- node = this._;

- break;

- }

- } else {

- sibling = parent.L;

- if (sibling.C) {

- sibling.C = false;

- parent.C = true;

- d3_geom_voronoiRedBlackRotateRight(this, parent);

- sibling = parent.L;

- }

- if (sibling.L && sibling.L.C || sibling.R && sibling.R.C) {

- if (!sibling.L || !sibling.L.C) {

- sibling.R.C = false;

- sibling.C = true;

- d3_geom_voronoiRedBlackRotateLeft(this, sibling);

- sibling = parent.L;

- }

- sibling.C = parent.C;

- parent.C = sibling.L.C = false;

- d3_geom_voronoiRedBlackRotateRight(this, parent);

- node = this._;

- break;

- }

- }

- sibling.C = true;

- node = parent;

- parent = parent.U;

- } while (!node.C);

- if (node) node.C = false;

- }

- };

- function d3_geom_voronoiRedBlackRotateLeft(tree, node) {

- var p = node, q = node.R, parent = p.U;

- if (parent) {

- if (parent.L === p) parent.L = q; else parent.R = q;

- } else {

- tree._ = q;

- }

- q.U = parent;

- p.U = q;

- p.R = q.L;

- if (p.R) p.R.U = p;

- q.L = p;

- }

- function d3_geom_voronoiRedBlackRotateRight(tree, node) {

- var p = node, q = node.L, parent = p.U;

- if (parent) {

- if (parent.L === p) parent.L = q; else parent.R = q;

- } else {

- tree._ = q;

- }

- q.U = parent;

- p.U = q;

- p.L = q.R;

- if (p.L) p.L.U = p;

- q.R = p;

- }

- function d3_geom_voronoiRedBlackFirst(node) {

- while (node.L) node = node.L;

- return node;

- }

- function d3_geom_voronoi(sites, bbox) {

- var site = sites.sort(d3_geom_voronoiVertexOrder).pop(), x0, y0, circle;

- d3_geom_voronoiEdges = [];

- d3_geom_voronoiCells = new Array(sites.length);

- d3_geom_voronoiBeaches = new d3_geom_voronoiRedBlackTree();

- d3_geom_voronoiCircles = new d3_geom_voronoiRedBlackTree();

- while (true) {

- circle = d3_geom_voronoiFirstCircle;

- if (site && (!circle || site.y < circle.y || site.y === circle.y && site.x < circle.x)) {

- if (site.x !== x0 || site.y !== y0) {

- d3_geom_voronoiCells[site.i] = new d3_geom_voronoiCell(site);

- d3_geom_voronoiAddBeach(site);

- x0 = site.x, y0 = site.y;

- }

- site = sites.pop();

- } else if (circle) {

- d3_geom_voronoiRemoveBeach(circle.arc);

- } else {

- break;

- }

- }

- if (bbox) d3_geom_voronoiClipEdges(bbox), d3_geom_voronoiCloseCells(bbox);

- var diagram = {

- cells: d3_geom_voronoiCells,

- edges: d3_geom_voronoiEdges

- };

- d3_geom_voronoiBeaches = d3_geom_voronoiCircles = d3_geom_voronoiEdges = d3_geom_voronoiCells = null;

- return diagram;

- }

- function d3_geom_voronoiVertexOrder(a, b) {

- return b.y - a.y || b.x - a.x;

- }

- d3.geom.voronoi = function(points) {

- var x = d3_geom_pointX, y = d3_geom_pointY, fx = x, fy = y, clipExtent = d3_geom_voronoiClipExtent;

- if (points) return voronoi(points);

- function voronoi(data) {

- var polygons = new Array(data.length), x0 = clipExtent[0][0], y0 = clipExtent[0][1], x1 = clipExtent[1][0], y1 = clipExtent[1][1];

- d3_geom_voronoi(sites(data), clipExtent).cells.forEach(function(cell, i) {

- var edges = cell.edges, site = cell.site, polygon = polygons[i] = edges.length ? edges.map(function(e) {

- var s = e.start();

- return [ s.x, s.y ];

- }) : site.x >= x0 && site.x <= x1 && site.y >= y0 && site.y <= y1 ? [ [ x0, y1 ], [ x1, y1 ], [ x1, y0 ], [ x0, y0 ] ] : [];

- polygon.point = data[i];

- });

- return polygons;

- }

- function sites(data) {

- return data.map(function(d, i) {

- return {

- x: Math.round(fx(d, i) / ε) * ε,

- y: Math.round(fy(d, i) / ε) * ε,

- i: i

- };

- });

- }

- voronoi.links = function(data) {

- return d3_geom_voronoi(sites(data)).edges.filter(function(edge) {

- return edge.l && edge.r;

- }).map(function(edge) {

- return {

- source: data[edge.l.i],

- target: data[edge.r.i]

- };

- });

- };

- voronoi.triangles = function(data) {

- var triangles = [];

- d3_geom_voronoi(sites(data)).cells.forEach(function(cell, i) {

- var site = cell.site, edges = cell.edges.sort(d3_geom_voronoiHalfEdgeOrder), j = -1, m = edges.length, e0, s0, e1 = edges[m - 1].edge, s1 = e1.l === site ? e1.r : e1.l;

- while (++j < m) {

- e0 = e1;

- s0 = s1;

- e1 = edges[j].edge;

- s1 = e1.l === site ? e1.r : e1.l;

- if (i < s0.i && i < s1.i && d3_geom_voronoiTriangleArea(site, s0, s1) < 0) {

- triangles.push([ data[i], data[s0.i], data[s1.i] ]);

- }

- }

- });

- return triangles;

- };

- voronoi.x = function(_) {

- return arguments.length ? (fx = d3_functor(x = _), voronoi) : x;

- };

- voronoi.y = function(_) {

- return arguments.length ? (fy = d3_functor(y = _), voronoi) : y;

- };

- voronoi.clipExtent = function(_) {

- if (!arguments.length) return clipExtent === d3_geom_voronoiClipExtent ? null : clipExtent;

- clipExtent = _ == null ? d3_geom_voronoiClipExtent : _;

- return voronoi;

- };

- voronoi.size = function(_) {

- if (!arguments.length) return clipExtent === d3_geom_voronoiClipExtent ? null : clipExtent && clipExtent[1];

- return voronoi.clipExtent(_ && [ [ 0, 0 ], _ ]);

- };

- return voronoi;

- };

- var d3_geom_voronoiClipExtent = [ [ -1e6, -1e6 ], [ 1e6, 1e6 ] ];

- function d3_geom_voronoiTriangleArea(a, b, c) {

- return (a.x - c.x) * (b.y - a.y) - (a.x - b.x) * (c.y - a.y);

- }

- d3.geom.delaunay = function(vertices) {

- return d3.geom.voronoi().triangles(vertices);

- };

- d3.geom.quadtree = function(points, x1, y1, x2, y2) {

- var x = d3_geom_pointX, y = d3_geom_pointY, compat;

- if (compat = arguments.length) {

- x = d3_geom_quadtreeCompatX;

- y = d3_geom_quadtreeCompatY;

- if (compat === 3) {

- y2 = y1;

- x2 = x1;

- y1 = x1 = 0;

- }

- return quadtree(points);

- }

- function quadtree(data) {

- var d, fx = d3_functor(x), fy = d3_functor(y), xs, ys, i, n, x1_, y1_, x2_, y2_;

- if (x1 != null) {

- x1_ = x1, y1_ = y1, x2_ = x2, y2_ = y2;

- } else {

- x2_ = y2_ = -(x1_ = y1_ = Infinity);

- xs = [], ys = [];

- n = data.length;

- if (compat) for (i = 0; i < n; ++i) {

- d = data[i];

- if (d.x < x1_) x1_ = d.x;

- if (d.y < y1_) y1_ = d.y;

- if (d.x > x2_) x2_ = d.x;

- if (d.y > y2_) y2_ = d.y;

- xs.push(d.x);

- ys.push(d.y);

- } else for (i = 0; i < n; ++i) {

- var x_ = +fx(d = data[i], i), y_ = +fy(d, i);

- if (x_ < x1_) x1_ = x_;

- if (y_ < y1_) y1_ = y_;

- if (x_ > x2_) x2_ = x_;

- if (y_ > y2_) y2_ = y_;

- xs.push(x_);

- ys.push(y_);

- }

- }

- var dx = x2_ - x1_, dy = y2_ - y1_;

- if (dx > dy) y2_ = y1_ + dx; else x2_ = x1_ + dy;

- function insert(n, d, x, y, x1, y1, x2, y2) {

- if (isNaN(x) || isNaN(y)) return;

- if (n.leaf) {

- var nx = n.x, ny = n.y;

- if (nx != null) {

- if (abs(nx - x) + abs(ny - y) < .01) {

- insertChild(n, d, x, y, x1, y1, x2, y2);

- } else {

- var nPoint = n.point;

- n.x = n.y = n.point = null;

- insertChild(n, nPoint, nx, ny, x1, y1, x2, y2);

- insertChild(n, d, x, y, x1, y1, x2, y2);

- }

- } else {

- n.x = x, n.y = y, n.point = d;

- }

- } else {

- insertChild(n, d, x, y, x1, y1, x2, y2);

- }

- }

- function insertChild(n, d, x, y, x1, y1, x2, y2) {

- var xm = (x1 + x2) * .5, ym = (y1 + y2) * .5, right = x >= xm, below = y >= ym, i = below << 1 | right;

- n.leaf = false;

- n = n.nodes[i] || (n.nodes[i] = d3_geom_quadtreeNode());

- if (right) x1 = xm; else x2 = xm;

- if (below) y1 = ym; else y2 = ym;

- insert(n, d, x, y, x1, y1, x2, y2);

- }

- var root = d3_geom_quadtreeNode();

- root.add = function(d) {

- insert(root, d, +fx(d, ++i), +fy(d, i), x1_, y1_, x2_, y2_);

- };

- root.visit = function(f) {

- d3_geom_quadtreeVisit(f, root, x1_, y1_, x2_, y2_);

- };

- root.find = function(point) {

- return d3_geom_quadtreeFind(root, point[0], point[1], x1_, y1_, x2_, y2_);

- };

- i = -1;

- if (x1 == null) {

- while (++i < n) {

- insert(root, data[i], xs[i], ys[i], x1_, y1_, x2_, y2_);

- }

- --i;

- } else data.forEach(root.add);

- xs = ys = data = d = null;

- return root;

- }

- quadtree.x = function(_) {

- return arguments.length ? (x = _, quadtree) : x;

- };

- quadtree.y = function(_) {

- return arguments.length ? (y = _, quadtree) : y;

- };

- quadtree.extent = function(_) {

- if (!arguments.length) return x1 == null ? null : [ [ x1, y1 ], [ x2, y2 ] ];

- if (_ == null) x1 = y1 = x2 = y2 = null; else x1 = +_[0][0], y1 = +_[0][1], x2 = +_[1][0],

- y2 = +_[1][1];

- return quadtree;

- };

- quadtree.size = function(_) {

- if (!arguments.length) return x1 == null ? null : [ x2 - x1, y2 - y1 ];

- if (_ == null) x1 = y1 = x2 = y2 = null; else x1 = y1 = 0, x2 = +_[0], y2 = +_[1];

- return quadtree;

- };

- return quadtree;

- };

- function d3_geom_quadtreeCompatX(d) {

- return d.x;

- }

- function d3_geom_quadtreeCompatY(d) {

- return d.y;

- }

- function d3_geom_quadtreeNode() {

- return {

- leaf: true,

- nodes: [],

- point: null,

- x: null,

- y: null

- };

- }

- function d3_geom_quadtreeVisit(f, node, x1, y1, x2, y2) {

- if (!f(node, x1, y1, x2, y2)) {

- var sx = (x1 + x2) * .5, sy = (y1 + y2) * .5, children = node.nodes;

- if (children[0]) d3_geom_quadtreeVisit(f, children[0], x1, y1, sx, sy);

- if (children[1]) d3_geom_quadtreeVisit(f, children[1], sx, y1, x2, sy);

- if (children[2]) d3_geom_quadtreeVisit(f, children[2], x1, sy, sx, y2);

- if (children[3]) d3_geom_quadtreeVisit(f, children[3], sx, sy, x2, y2);

- }

- }

- function d3_geom_quadtreeFind(root, x, y, x0, y0, x3, y3) {

- var minDistance2 = Infinity, closestPoint;

- (function find(node, x1, y1, x2, y2) {

- if (x1 > x3 || y1 > y3 || x2 < x0 || y2 < y0) return;

- if (point = node.point) {

- var point, dx = x - point[0], dy = y - point[1], distance2 = dx * dx + dy * dy;

- if (distance2 < minDistance2) {

- var distance = Math.sqrt(minDistance2 = distance2);

- x0 = x - distance, y0 = y - distance;

- x3 = x + distance, y3 = y + distance;

- closestPoint = point;

- }

- }

- var children = node.nodes, xm = (x1 + x2) * .5, ym = (y1 + y2) * .5, right = x >= xm, below = y >= ym;

- for (var i = below << 1 | right, j = i + 4; i < j; ++i) {

- if (node = children[i & 3]) switch (i & 3) {

- case 0:

- find(node, x1, y1, xm, ym);

- break;

-

- case 1:

- find(node, xm, y1, x2, ym);

- break;

-

- case 2:

- find(node, x1, ym, xm, y2);

- break;

-

- case 3:

- find(node, xm, ym, x2, y2);

- break;

- }

- }

- })(root, x0, y0, x3, y3);

- return closestPoint;

- }

- d3.interpolateRgb = d3_interpolateRgb;

- function d3_interpolateRgb(a, b) {

- a = d3.rgb(a);

- b = d3.rgb(b);

- var ar = a.r, ag = a.g, ab = a.b, br = b.r - ar, bg = b.g - ag, bb = b.b - ab;

- return function(t) {

- return "#" + d3_rgb_hex(Math.round(ar + br * t)) + d3_rgb_hex(Math.round(ag + bg * t)) + d3_rgb_hex(Math.round(ab + bb * t));

- };

- }

- d3.interpolateObject = d3_interpolateObject;

- function d3_interpolateObject(a, b) {

- var i = {}, c = {}, k;

- for (k in a) {

- if (k in b) {

- i[k] = d3_interpolate(a[k], b[k]);

- } else {

- c[k] = a[k];

- }

- }

- for (k in b) {

- if (!(k in a)) {

- c[k] = b[k];

- }

- }

- return function(t) {

- for (k in i) c[k] = i[k](t);

- return c;

- };

- }

- d3.interpolateNumber = d3_interpolateNumber;

- function d3_interpolateNumber(a, b) {

- a = +a, b = +b;

- return function(t) {

- return a * (1 - t) + b * t;

- };

- }

- d3.interpolateString = d3_interpolateString;

- function d3_interpolateString(a, b) {

- var bi = d3_interpolate_numberA.lastIndex = d3_interpolate_numberB.lastIndex = 0, am, bm, bs, i = -1, s = [], q = [];

- a = a + "", b = b + "";

- while ((am = d3_interpolate_numberA.exec(a)) && (bm = d3_interpolate_numberB.exec(b))) {

- if ((bs = bm.index) > bi) {

- bs = b.slice(bi, bs);

- if (s[i]) s[i] += bs; else s[++i] = bs;

- }

- if ((am = am[0]) === (bm = bm[0])) {

- if (s[i]) s[i] += bm; else s[++i] = bm;

- } else {

- s[++i] = null;

- q.push({

- i: i,

- x: d3_interpolateNumber(am, bm)

- });

- }

- bi = d3_interpolate_numberB.lastIndex;

- }

- if (bi < b.length) {

- bs = b.slice(bi);

- if (s[i]) s[i] += bs; else s[++i] = bs;

- }

- return s.length < 2 ? q[0] ? (b = q[0].x, function(t) {

- return b(t) + "";

- }) : function() {

- return 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 d3_interpolate_numberA = /[-+]?(?:\d+\.?\d*|\.?\d+)(?:[eE][-+]?\d+)?/g, d3_interpolate_numberB = new RegExp(d3_interpolate_numberA.source, "g");

- d3.interpolate = d3_interpolate;

- function d3_interpolate(a, b) {

- var i = d3.interpolators.length, f;

- while (--i >= 0 && !(f = d3.interpolators[i](a, b))) ;

- return f;

- }

- d3.interpolators = [ function(a, b) {

- var t = typeof b;

- return (t === "string" ? d3_rgb_names.has(b) || /^(#|rgb\(|hsl\()/.test(b) ? d3_interpolateRgb : d3_interpolateString : b instanceof d3_color ? d3_interpolateRgb : Array.isArray(b) ? d3_interpolateArray : t === "object" && isNaN(b) ? d3_interpolateObject : d3_interpolateNumber)(a, b);

- } ];

- d3.interpolateArray = d3_interpolateArray;

- function d3_interpolateArray(a, b) {

- var x = [], c = [], na = a.length, nb = b.length, n0 = Math.min(a.length, b.length), i;

- for (i = 0; i < n0; ++i) x.push(d3_interpolate(a[i], b[i]));

- for (;i < na; ++i) c[i] = a[i];

- for (;i < nb; ++i) c[i] = b[i];

- return function(t) {

- for (i = 0; i < n0; ++i) c[i] = x[i](t);

- return c;

- };

- }

- var d3_ease_default = function() {

- return d3_identity;

- };

- var d3_ease = d3.map({

- linear: d3_ease_default,

- poly: d3_ease_poly,

- quad: function() {

- return d3_ease_quad;

- },

- cubic: function() {

- return d3_ease_cubic;

- },

- sin: function() {

- return d3_ease_sin;

- },

- exp: function() {

- return d3_ease_exp;

- },

- circle: function() {

- return d3_ease_circle;

- },

- elastic: d3_ease_elastic,

- back: d3_ease_back,

- bounce: function() {

- return d3_ease_bounce;

- }

- });

- var d3_ease_mode = d3.map({

- "in": d3_identity,

- out: d3_ease_reverse,

- "in-out": d3_ease_reflect,

- "out-in": function(f) {

- return d3_ease_reflect(d3_ease_reverse(f));

- }

- });

- d3.ease = function(name) {

- var i = name.indexOf("-"), t = i >= 0 ? name.slice(0, i) : name, m = i >= 0 ? name.slice(i + 1) : "in";

- t = d3_ease.get(t) || d3_ease_default;

- m = d3_ease_mode.get(m) || d3_identity;

- return d3_ease_clamp(m(t.apply(null, d3_arraySlice.call(arguments, 1))));

- };

- function d3_ease_clamp(f) {

- return function(t) {

- return t <= 0 ? 0 : t >= 1 ? 1 : f(t);

- };

- }

- function d3_ease_reverse(f) {

- return function(t) {

- return 1 - f(1 - t);

- };

- }

- function d3_ease_reflect(f) {

- return function(t) {

- return .5 * (t < .5 ? f(2 * t) : 2 - f(2 - 2 * t));

- };

- }

- function d3_ease_quad(t) {

- return t * t;

- }

- function d3_ease_cubic(t) {

- return t * t * t;

- }

- function d3_ease_cubicInOut(t) {

- if (t <= 0) return 0;

- if (t >= 1) return 1;

- var t2 = t * t, t3 = t2 * t;

- return 4 * (t < .5 ? t3 : 3 * (t - t2) + t3 - .75);

- }

- function d3_ease_poly(e) {

- return function(t) {

- return Math.pow(t, e);

- };

- }

- function d3_ease_sin(t) {

- return 1 - Math.cos(t * halfπ);

- }

- function d3_ease_exp(t) {

- return Math.pow(2, 10 * (t - 1));

- }

- function d3_ease_circle(t) {

- return 1 - Math.sqrt(1 - t * t);

- }

- function d3_ease_elastic(a, p) {

- var s;

- if (arguments.length < 2) p = .45;

- if (arguments.length) s = p / τ * Math.asin(1 / a); else a = 1, s = p / 4;

- return function(t) {

- return 1 + a * Math.pow(2, -10 * t) * Math.sin((t - s) * τ / p);

- };

- }

- function d3_ease_back(s) {

- if (!s) s = 1.70158;

- return function(t) {

- return t * t * ((s + 1) * t - s);

- };

- }

- function d3_ease_bounce(t) {

- return t < 1 / 2.75 ? 7.5625 * t * t : t < 2 / 2.75 ? 7.5625 * (t -= 1.5 / 2.75) * t + .75 : t < 2.5 / 2.75 ? 7.5625 * (t -= 2.25 / 2.75) * t + .9375 : 7.5625 * (t -= 2.625 / 2.75) * t + .984375;

- }

- d3.interpolateHcl = d3_interpolateHcl;

- function d3_interpolateHcl(a, b) {

- a = d3.hcl(a);

- b = d3.hcl(b);

- var ah = a.h, ac = a.c, al = a.l, bh = b.h - ah, bc = b.c - ac, bl = b.l - al;

- if (isNaN(bc)) bc = 0, ac = isNaN(ac) ? b.c : ac;

- if (isNaN(bh)) bh = 0, ah = isNaN(ah) ? b.h : ah; else if (bh > 180) bh -= 360; else if (bh < -180) bh += 360;

- return function(t) {

- return d3_hcl_lab(ah + bh * t, ac + bc * t, al + bl * t) + "";

- };

- }

- d3.interpolateHsl = d3_interpolateHsl;

- function d3_interpolateHsl(a, b) {

- a = d3.hsl(a);

- b = d3.hsl(b);

- var ah = a.h, as = a.s, al = a.l, bh = b.h - ah, bs = b.s - as, bl = b.l - al;

- if (isNaN(bs)) bs = 0, as = isNaN(as) ? b.s : as;

- if (isNaN(bh)) bh = 0, ah = isNaN(ah) ? b.h : ah; else if (bh > 180) bh -= 360; else if (bh < -180) bh += 360;

- return function(t) {

- return d3_hsl_rgb(ah + bh * t, as + bs * t, al + bl * t) + "";

- };

- }

- d3.interpolateLab = d3_interpolateLab;

- function d3_interpolateLab(a, b) {

- a = d3.lab(a);

- b = d3.lab(b);

- var al = a.l, aa = a.a, ab = a.b, bl = b.l - al, ba = b.a - aa, bb = b.b - ab;

- return function(t) {

- return d3_lab_rgb(al + bl * t, aa + ba * t, ab + bb * t) + "";

- };

- }

- d3.interpolateRound = d3_interpolateRound;

- function d3_interpolateRound(a, b) {

- b -= a;

- return function(t) {

- return Math.round(a + b * t);

- };

- }

- d3.transform = function(string) {

- var g = d3_document.createElementNS(d3.ns.prefix.svg, "g");

- return (d3.transform = function(string) {

- if (string != null) {

- g.setAttribute("transform", string);

- var t = g.transform.baseVal.consolidate();

- }

- return new d3_transform(t ? t.matrix : d3_transformIdentity);

- })(string);

- };

- function d3_transform(m) {

- var r0 = [ m.a, m.b ], r1 = [ m.c, m.d ], kx = d3_transformNormalize(r0), kz = d3_transformDot(r0, r1), ky = d3_transformNormalize(d3_transformCombine(r1, r0, -kz)) || 0;

- if (r0[0] * r1[1] < r1[0] * r0[1]) {

- r0[0] *= -1;

- r0[1] *= -1;

- kx *= -1;

- kz *= -1;

- }

- this.rotate = (kx ? Math.atan2(r0[1], r0[0]) : Math.atan2(-r1[0], r1[1])) * d3_degrees;

- this.translate = [ m.e, m.f ];

- this.scale = [ kx, ky ];

- this.skew = ky ? Math.atan2(kz, ky) * d3_degrees : 0;

- }

- d3_transform.prototype.toString = function() {

- return "translate(" + this.translate + ")rotate(" + this.rotate + ")skewX(" + this.skew + ")scale(" + this.scale + ")";

- };

- function d3_transformDot(a, b) {

- return a[0] * b[0] + a[1] * b[1];

- }

- function d3_transformNormalize(a) {

- var k = Math.sqrt(d3_transformDot(a, a));

- if (k) {

- a[0] /= k;

- a[1] /= k;

- }

- return k;

- }

- function d3_transformCombine(a, b, k) {

- a[0] += k * b[0];

- a[1] += k * b[1];

- return a;

- }

- var d3_transformIdentity = {

- a: 1,

- b: 0,

- c: 0,

- d: 1,

- e: 0,

- f: 0

- };

- d3.interpolateTransform = d3_interpolateTransform;

- function d3_interpolateTransform(a, b) {

- var s = [], q = [], n, A = d3.transform(a), B = d3.transform(b), ta = A.translate, tb = B.translate, ra = A.rotate, rb = B.rotate, wa = A.skew, wb = B.skew, ka = A.scale, kb = B.scale;

- if (ta[0] != tb[0] || ta[1] != tb[1]) {

- s.push("translate(", null, ",", null, ")");

- q.push({

- i: 1,

- x: d3_interpolateNumber(ta[0], tb[0])

- }, {

- i: 3,

- x: d3_interpolateNumber(ta[1], tb[1])

- });

- } else if (tb[0] || tb[1]) {

- s.push("translate(" + tb + ")");

- } else {

- s.push("");

- }

- if (ra != rb) {

- if (ra - rb > 180) rb += 360; else if (rb - ra > 180) ra += 360;

- q.push({

- i: s.push(s.pop() + "rotate(", null, ")") - 2,

- x: d3_interpolateNumber(ra, rb)

- });

- } else if (rb) {

- s.push(s.pop() + "rotate(" + rb + ")");

- }

- if (wa != wb) {

- q.push({

- i: s.push(s.pop() + "skewX(", null, ")") - 2,

- x: d3_interpolateNumber(wa, wb)

- });

- } else if (wb) {

- s.push(s.pop() + "skewX(" + wb + ")");

- }

- if (ka[0] != kb[0] || ka[1] != kb[1]) {

- n = s.push(s.pop() + "scale(", null, ",", null, ")");

- q.push({

- i: n - 4,

- x: d3_interpolateNumber(ka[0], kb[0])

- }, {

- i: n - 2,

- x: d3_interpolateNumber(ka[1], kb[1])

- });

- } else if (kb[0] != 1 || kb[1] != 1) {

- s.push(s.pop() + "scale(" + kb + ")");

- }

- n = q.length;

- return function(t) {

- var i = -1, o;

- while (++i < n) s[(o = q[i]).i] = o.x(t);

- return s.join("");

- };

- }

- function d3_uninterpolateNumber(a, b) {

- b = (b -= a = +a) || 1 / b;

- return function(x) {

- return (x - a) / b;

- };

- }

- function d3_uninterpolateClamp(a, b) {

- b = (b -= a = +a) || 1 / b;

- return function(x) {

- return Math.max(0, Math.min(1, (x - a) / b));

- };

- }

- d3.layout = {};

- d3.layout.bundle = function() {

- return function(links) {

- var paths = [], i = -1, n = links.length;

- while (++i < n) paths.push(d3_layout_bundlePath(links[i]));

- return paths;

- };

- };

- function d3_layout_bundlePath(link) {

- var start = link.source, end = link.target, lca = d3_layout_bundleLeastCommonAncestor(start, end), points = [ start ];

- while (start !== lca) {

- start = start.parent;

- points.push(start);

- }

- var k = points.length;

- while (end !== lca) {

- points.splice(k, 0, end);

- end = end.parent;

- }

- return points;

- }

- function d3_layout_bundleAncestors(node) {

- var ancestors = [], parent = node.parent;

- while (parent != null) {

- ancestors.push(node);

- node = parent;

- parent = parent.parent;

- }

- ancestors.push(node);

- return ancestors;

- }

- function d3_layout_bundleLeastCommonAncestor(a, b) {

- if (a === b) return a;

- var aNodes = d3_layout_bundleAncestors(a), bNodes = d3_layout_bundleAncestors(b), aNode = aNodes.pop(), bNode = bNodes.pop(), sharedNode = null;

- while (aNode === bNode) {

- sharedNode = aNode;

- aNode = aNodes.pop();

- bNode = bNodes.pop();

- }

- return sharedNode;

- }

- d3.layout.chord = function() {

- var chord = {}, chords, groups, matrix, n, padding = 0, sortGroups, sortSubgroups, sortChords;

- function relayout() {

- var subgroups = {}, groupSums = [], groupIndex = d3.range(n), subgroupIndex = [], k, x, x0, i, j;

- chords = [];

- groups = [];

- k = 0, i = -1;

- while (++i < n) {

- x = 0, j = -1;

- while (++j < n) {

- x += matrix[i][j];

- }

- groupSums.push(x);

- subgroupIndex.push(d3.range(n));

- k += x;

- }

- if (sortGroups) {

- groupIndex.sort(function(a, b) {

- return sortGroups(groupSums[a], groupSums[b]);

- });

- }

- if (sortSubgroups) {

- subgroupIndex.forEach(function(d, i) {

- d.sort(function(a, b) {

- return sortSubgroups(matrix[i][a], matrix[i][b]);

- });

- });

- }

- k = (τ - padding * n) / k;

- x = 0, i = -1;

- while (++i < n) {

- x0 = x, j = -1;

- while (++j < n) {

- var di = groupIndex[i], dj = subgroupIndex[di][j], v = matrix[di][dj], a0 = x, a1 = x += v * k;

- subgroups[di + "-" + dj] = {

- index: di,

- subindex: dj,

- startAngle: a0,

- endAngle: a1,

- value: v

- };

- }

- groups[di] = {

- index: di,

- startAngle: x0,

- endAngle: x,

- value: (x - x0) / k

- };

- x += padding;

- }

- i = -1;

- while (++i < n) {

- j = i - 1;

- while (++j < n) {

- var source = subgroups[i + "-" + j], target = subgroups[j + "-" + i];

- if (source.value || target.value) {

- chords.push(source.value < target.value ? {

- source: target,

- target: source

- } : {

- source: source,

- target: target

- });

- }

- }

- }

- if (sortChords) resort();

- }

- function resort() {

- chords.sort(function(a, b) {

- return sortChords((a.source.value + a.target.value) / 2, (b.source.value + b.target.value) / 2);

- });

- }

- chord.matrix = function(x) {

- if (!arguments.length) return matrix;

- n = (matrix = x) && matrix.length;

- chords = groups = null;

- return chord;

- };

- chord.padding = function(x) {

- if (!arguments.length) return padding;

- padding = x;

- chords = groups = null;

- return chord;

- };

- chord.sortGroups = function(x) {

- if (!arguments.length) return sortGroups;

- sortGroups = x;

- chords = groups = null;

- return chord;

- };

- chord.sortSubgroups = function(x) {

- if (!arguments.length) return sortSubgroups;

- sortSubgroups = x;

- chords = null;

- return chord;

- };

- chord.sortChords = function(x) {

- if (!arguments.length) return sortChords;

- sortChords = x;

- if (chords) resort();

- return chord;

- };

- chord.chords = function() {

- if (!chords) relayout();

- return chords;

- };

- chord.groups = function() {

- if (!groups) relayout();

- return groups;

- };

- return chord;

- };

- d3.layout.force = function() {

- var force = {}, event = d3.dispatch("start", "tick", "end"), size = [ 1, 1 ], drag, alpha, friction = .9, linkDistance = d3_layout_forceLinkDistance, linkStrength = d3_layout_forceLinkStrength, charge = -30, chargeDistance2 = d3_layout_forceChargeDistance2, gravity = .1, theta2 = .64, nodes = [], links = [], distances, strengths, charges;

- function repulse(node) {

- return function(quad, x1, _, x2) {

- if (quad.point !== node) {

- var dx = quad.cx - node.x, dy = quad.cy - node.y, dw = x2 - x1, dn = dx * dx + dy * dy;

- if (dw * dw / theta2 < dn) {

- if (dn < chargeDistance2) {

- var k = quad.charge / dn;

- node.px -= dx * k;

- node.py -= dy * k;

- }

- return true;

- }

- if (quad.point && dn && dn < chargeDistance2) {

- var k = quad.pointCharge / dn;

- node.px -= dx * k;

- node.py -= dy * k;

- }

- }

- return !quad.charge;

- };

- }

- force.tick = function() {

- if ((alpha *= .99) < .005) {

- event.end({

- type: "end",

- alpha: alpha = 0

- });

- return true;

- }

- var n = nodes.length, m = links.length, q, i, o, s, t, l, k, x, y;

- for (i = 0; i < m; ++i) {

- o = links[i];

- s = o.source;

- t = o.target;

- x = t.x - s.x;

- y = t.y - s.y;

- if (l = x * x + y * y) {

- l = alpha * strengths[i] * ((l = Math.sqrt(l)) - distances[i]) / l;

- x *= l;

- y *= l;

- t.x -= x * (k = s.weight / (t.weight + s.weight));

- t.y -= y * k;

- s.x += x * (k = 1 - k);

- s.y += y * k;

- }

- }

- if (k = alpha * gravity) {

- x = size[0] / 2;

- y = size[1] / 2;

- i = -1;

- if (k) while (++i < n) {

- o = nodes[i];

- o.x += (x - o.x) * k;

- o.y += (y - o.y) * k;

- }

- }

- if (charge) {

- d3_layout_forceAccumulate(q = d3.geom.quadtree(nodes), alpha, charges);

- i = -1;

- while (++i < n) {

- if (!(o = nodes[i]).fixed) {

- q.visit(repulse(o));

- }

- }

- }

- i = -1;

- while (++i < n) {

- o = nodes[i];

- if (o.fixed) {

- o.x = o.px;

- o.y = o.py;

- } else {

- o.x -= (o.px - (o.px = o.x)) * friction;

- o.y -= (o.py - (o.py = o.y)) * friction;

- }

- }

- event.tick({

- type: "tick",

- alpha: alpha

- });

- };

- force.nodes = function(x) {

- if (!arguments.length) return nodes;

- nodes = x;

- return force;

- };

- force.links = function(x) {

- if (!arguments.length) return links;

- links = x;

- return force;

- };

- force.size = function(x) {

- if (!arguments.length) return size;

- size = x;

- return force;

- };

- force.linkDistance = function(x) {

- if (!arguments.length) return linkDistance;

- linkDistance = typeof x === "function" ? x : +x;

- return force;

- };

- force.distance = force.linkDistance;

- force.linkStrength = function(x) {

- if (!arguments.length) return linkStrength;

- linkStrength = typeof x === "function" ? x : +x;

- return force;

- };

- force.friction = function(x) {

- if (!arguments.length) return friction;

- friction = +x;

- return force;

- };

- force.charge = function(x) {

- if (!arguments.length) return charge;

- charge = typeof x === "function" ? x : +x;

- return force;

- };

- force.chargeDistance = function(x) {

- if (!arguments.length) return Math.sqrt(chargeDistance2);

- chargeDistance2 = x * x;

- return force;

- };

- force.gravity = function(x) {

- if (!arguments.length) return gravity;

- gravity = +x;

- return force;

- };

- force.theta = function(x) {

- if (!arguments.length) return Math.sqrt(theta2);

- theta2 = x * x;

- return force;

- };

- force.alpha = function(x) {

- if (!arguments.length) return alpha;

- x = +x;

- if (alpha) {

- if (x > 0) alpha = x; else alpha = 0;

- } else if (x > 0) {

- event.start({

- type: "start",

- alpha: alpha = x

- });

- d3.timer(force.tick);

- }

- return force;

- };

- force.start = function() {

- var i, n = nodes.length, m = links.length, w = size[0], h = size[1], neighbors, o;

- for (i = 0; i < n; ++i) {

- (o = nodes[i]).index = i;

- o.weight = 0;

- }

- for (i = 0; i < m; ++i) {

- o = links[i];

- if (typeof o.source == "number") o.source = nodes[o.source];

- if (typeof o.target == "number") o.target = nodes[o.target];

- ++o.source.weight;

- ++o.target.weight;

- }

- for (i = 0; i < n; ++i) {

- o = nodes[i];

- if (isNaN(o.x)) o.x = position("x", w);

- if (isNaN(o.y)) o.y = position("y", h);

- if (isNaN(o.px)) o.px = o.x;

- if (isNaN(o.py)) o.py = o.y;

- }

- distances = [];

- if (typeof linkDistance === "function") for (i = 0; i < m; ++i) distances[i] = +linkDistance.call(this, links[i], i); else for (i = 0; i < m; ++i) distances[i] = linkDistance;

- strengths = [];

- if (typeof linkStrength === "function") for (i = 0; i < m; ++i) strengths[i] = +linkStrength.call(this, links[i], i); else for (i = 0; i < m; ++i) strengths[i] = linkStrength;

- charges = [];

- if (typeof charge === "function") for (i = 0; i < n; ++i) charges[i] = +charge.call(this, nodes[i], i); else for (i = 0; i < n; ++i) charges[i] = charge;

- function position(dimension, size) {

- if (!neighbors) {

- neighbors = new Array(n);

- for (j = 0; j < n; ++j) {

- neighbors[j] = [];

- }

- for (j = 0; j < m; ++j) {

- var o = links[j];

- neighbors[o.source.index].push(o.target);

- neighbors[o.target.index].push(o.source);

- }

- }

- var candidates = neighbors[i], j = -1, m = candidates.length, x;

- while (++j < m) if (!isNaN(x = candidates[j][dimension])) return x;

- return Math.random() * size;

- }

- return force.resume();

- };

- force.resume = function() {

- return force.alpha(.1);

- };

- force.stop = function() {

- return force.alpha(0);

- };

- force.drag = function() {

- if (!drag) drag = d3.behavior.drag().origin(d3_identity).on("dragstart.force", d3_layout_forceDragstart).on("drag.force", dragmove).on("dragend.force", d3_layout_forceDragend);

- if (!arguments.length) return drag;

- this.on("mouseover.force", d3_layout_forceMouseover).on("mouseout.force", d3_layout_forceMouseout).call(drag);

- };

- function dragmove(d) {

- d.px = d3.event.x, d.py = d3.event.y;

- force.resume();

- }

- return d3.rebind(force, event, "on");

- };

- function d3_layout_forceDragstart(d) {

- d.fixed |= 2;

- }

- function d3_layout_forceDragend(d) {

- d.fixed &= ~6;

- }

- function d3_layout_forceMouseover(d) {

- d.fixed |= 4;

- d.px = d.x, d.py = d.y;

- }

- function d3_layout_forceMouseout(d) {

- d.fixed &= ~4;

- }

- function d3_layout_forceAccumulate(quad, alpha, charges) {

- var cx = 0, cy = 0;

- quad.charge = 0;

- if (!quad.leaf) {

- var nodes = quad.nodes, n = nodes.length, i = -1, c;

- while (++i < n) {

- c = nodes[i];

- if (c == null) continue;

- d3_layout_forceAccumulate(c, alpha, charges);

- quad.charge += c.charge;

- cx += c.charge * c.cx;

- cy += c.charge * c.cy;

- }

- }

- if (quad.point) {

- if (!quad.leaf) {

- quad.point.x += Math.random() - .5;

- quad.point.y += Math.random() - .5;

- }

- var k = alpha * charges[quad.point.index];

- quad.charge += quad.pointCharge = k;

- cx += k * quad.point.x;

- cy += k * quad.point.y;

- }

- quad.cx = cx / quad.charge;

- quad.cy = cy / quad.charge;

- }

- var d3_layout_forceLinkDistance = 20, d3_layout_forceLinkStrength = 1, d3_layout_forceChargeDistance2 = Infinity;

- d3.layout.hierarchy = function() {

- var sort = d3_layout_hierarchySort, children = d3_layout_hierarchyChildren, value = d3_layout_hierarchyValue;

- function hierarchy(root) {

- var stack = [ root ], nodes = [], node;

- root.depth = 0;

- while ((node = stack.pop()) != null) {

- nodes.push(node);

- if ((childs = children.call(hierarchy, node, node.depth)) && (n = childs.length)) {

- var n, childs, child;

- while (--n >= 0) {

- stack.push(child = childs[n]);

- child.parent = node;

- child.depth = node.depth + 1;

- }

- if (value) node.value = 0;

- node.children = childs;

- } else {

- if (value) node.value = +value.call(hierarchy, node, node.depth) || 0;

- delete node.children;

- }

- }

- d3_layout_hierarchyVisitAfter(root, function(node) {

- var childs, parent;

- if (sort && (childs = node.children)) childs.sort(sort);

- if (value && (parent = node.parent)) parent.value += node.value;

- });

- return nodes;

- }

- hierarchy.sort = function(x) {

- if (!arguments.length) return sort;

- sort = x;

- return hierarchy;

- };

- hierarchy.children = function(x) {

- if (!arguments.length) return children;

- children = x;

- return hierarchy;

- };

- hierarchy.value = function(x) {

- if (!arguments.length) return value;

- value = x;

- return hierarchy;

- };

- hierarchy.revalue = function(root) {

- if (value) {

- d3_layout_hierarchyVisitBefore(root, function(node) {

- if (node.children) node.value = 0;

- });

- d3_layout_hierarchyVisitAfter(root, function(node) {

- var parent;

- if (!node.children) node.value = +value.call(hierarchy, node, node.depth) || 0;

- if (parent = node.parent) parent.value += node.value;

- });

- }

- return root;

- };

- return hierarchy;

- };

- function d3_layout_hierarchyRebind(object, hierarchy) {

- d3.rebind(object, hierarchy, "sort", "children", "value");

- object.nodes = object;

- object.links = d3_layout_hierarchyLinks;

- return object;

- }

- function d3_layout_hierarchyVisitBefore(node, callback) {

- var nodes = [ node ];

- while ((node = nodes.pop()) != null) {

- callback(node);

- if ((children = node.children) && (n = children.length)) {

- var n, children;

- while (--n >= 0) nodes.push(children[n]);

- }

- }

- }

- function d3_layout_hierarchyVisitAfter(node, callback) {

- var nodes = [ node ], nodes2 = [];

- while ((node = nodes.pop()) != null) {

- nodes2.push(node);

- if ((children = node.children) && (n = children.length)) {

- var i = -1, n, children;

- while (++i < n) nodes.push(children[i]);

- }

- }

- while ((node = nodes2.pop()) != null) {

- callback(node);

- }

- }

- function d3_layout_hierarchyChildren(d) {

- return d.children;

- }

- function d3_layout_hierarchyValue(d) {

- return d.value;

- }

- function d3_layout_hierarchySort(a, b) {

- return b.value - a.value;

- }

- function d3_layout_hierarchyLinks(nodes) {

- return d3.merge(nodes.map(function(parent) {

- return (parent.children || []).map(function(child) {

- return {

- source: parent,

- target: child

- };

- });

- }));

- }

- d3.layout.partition = function() {

- var hierarchy = d3.layout.hierarchy(), size = [ 1, 1 ];

- function position(node, x, dx, dy) {

- var children = node.children;

- node.x = x;

- node.y = node.depth * dy;

- node.dx = dx;

- node.dy = dy;

- if (children && (n = children.length)) {

- var i = -1, n, c, d;

- dx = node.value ? dx / node.value : 0;

- while (++i < n) {

- position(c = children[i], x, d = c.value * dx, dy);

- x += d;

- }

- }

- }

- function depth(node) {

- var children = node.children, d = 0;

- if (children && (n = children.length)) {

- var i = -1, n;

- while (++i < n) d = Math.max(d, depth(children[i]));

- }

- return 1 + d;

- }

- function partition(d, i) {

- var nodes = hierarchy.call(this, d, i);

- position(nodes[0], 0, size[0], size[1] / depth(nodes[0]));

- return nodes;

- }

- partition.size = function(x) {

- if (!arguments.length) return size;

- size = x;

- return partition;

- };

- return d3_layout_hierarchyRebind(partition, hierarchy);

- };

- d3.layout.pie = function() {

- var value = Number, sort = d3_layout_pieSortByValue, startAngle = 0, endAngle = τ, padAngle = 0;

- function pie(data) {

- var n = data.length, values = data.map(function(d, i) {

- return +value.call(pie, d, i);

- }), a = +(typeof startAngle === "function" ? startAngle.apply(this, arguments) : startAngle), da = (typeof endAngle === "function" ? endAngle.apply(this, arguments) : endAngle) - a, p = Math.min(Math.abs(da) / n, +(typeof padAngle === "function" ? padAngle.apply(this, arguments) : padAngle)), pa = p * (da < 0 ? -1 : 1), k = (da - n * pa) / d3.sum(values), index = d3.range(n), arcs = [], v;

- if (sort != null) index.sort(sort === d3_layout_pieSortByValue ? function(i, j) {

- return values[j] - values[i];

- } : function(i, j) {

- return sort(data[i], data[j]);

- });

- index.forEach(function(i) {

- arcs[i] = {

- data: data[i],

- value: v = values[i],

- startAngle: a,

- endAngle: a += v * k + pa,

- padAngle: p

- };

- });

- return arcs;

- }

- pie.value = function(_) {

- if (!arguments.length) return value;

- value = _;

- return pie;

- };

- pie.sort = function(_) {

- if (!arguments.length) return sort;

- sort = _;

- return pie;

- };

- pie.startAngle = function(_) {

- if (!arguments.length) return startAngle;

- startAngle = _;

- return pie;

- };

- pie.endAngle = function(_) {

- if (!arguments.length) return endAngle;

- endAngle = _;

- return pie;

- };

- pie.padAngle = function(_) {

- if (!arguments.length) return padAngle;

- padAngle = _;

- return pie;

- };

- return pie;

- };

- var d3_layout_pieSortByValue = {};

- d3.layout.stack = function() {

- var values = d3_identity, order = d3_layout_stackOrderDefault, offset = d3_layout_stackOffsetZero, out = d3_layout_stackOut, x = d3_layout_stackX, y = d3_layout_stackY;

- function stack(data, index) {

- if (!(n = data.length)) return data;

- var series = data.map(function(d, i) {

- return values.call(stack, d, i);

- });

- var points = series.map(function(d) {

- return d.map(function(v, i) {

- return [ x.call(stack, v, i), y.call(stack, v, i) ];

- });

- });

- var orders = order.call(stack, points, index);

- series = d3.permute(series, orders);

- points = d3.permute(points, orders);

- var offsets = offset.call(stack, points, index);

- var m = series[0].length, n, i, j, o;

- for (j = 0; j < m; ++j) {

- out.call(stack, series[0][j], o = offsets[j], points[0][j][1]);

- for (i = 1; i < n; ++i) {

- out.call(stack, series[i][j], o += points[i - 1][j][1], points[i][j][1]);

- }

- }

- return data;

- }

- stack.values = function(x) {

- if (!arguments.length) return values;

- values = x;

- return stack;

- };

- stack.order = function(x) {

- if (!arguments.length) return order;

- order = typeof x === "function" ? x : d3_layout_stackOrders.get(x) || d3_layout_stackOrderDefault;

- return stack;

- };

- stack.offset = function(x) {

- if (!arguments.length) return offset;

- offset = typeof x === "function" ? x : d3_layout_stackOffsets.get(x) || d3_layout_stackOffsetZero;

- return stack;

- };

- stack.x = function(z) {

- if (!arguments.length) return x;

- x = z;

- return stack;

- };

- stack.y = function(z) {

- if (!arguments.length) return y;

- y = z;

- return stack;

- };

- stack.out = function(z) {

- if (!arguments.length) return out;

- out = z;

- return stack;

- };

- return stack;

- };

- function d3_layout_stackX(d) {

- return d.x;

- }

- function d3_layout_stackY(d) {

- return d.y;

- }

- function d3_layout_stackOut(d, y0, y) {

- d.y0 = y0;

- d.y = y;

- }

- var d3_layout_stackOrders = d3.map({

- "inside-out": function(data) {

- var n = data.length, i, j, max = data.map(d3_layout_stackMaxIndex), sums = data.map(d3_layout_stackReduceSum), index = d3.range(n).sort(function(a, b) {

- return max[a] - max[b];

- }), top = 0, bottom = 0, tops = [], bottoms = [];

- for (i = 0; i < n; ++i) {

- j = index[i];

- if (top < bottom) {

- top += sums[j];

- tops.push(j);

- } else {

- bottom += sums[j];

- bottoms.push(j);

- }

- }

- return bottoms.reverse().concat(tops);

- },

- reverse: function(data) {

- return d3.range(data.length).reverse();

- },

- "default": d3_layout_stackOrderDefault

- });

- var d3_layout_stackOffsets = d3.map({

- silhouette: function(data) {

- var n = data.length, m = data[0].length, sums = [], max = 0, i, j, o, y0 = [];

- for (j = 0; j < m; ++j) {

- for (i = 0, o = 0; i < n; i++) o += data[i][j][1];

- if (o > max) max = o;

- sums.push(o);

- }

- for (j = 0; j < m; ++j) {

- y0[j] = (max - sums[j]) / 2;

- }

- return y0;

- },

- wiggle: function(data) {

- var n = data.length, x = data[0], m = x.length, i, j, k, s1, s2, s3, dx, o, o0, y0 = [];

- y0[0] = o = o0 = 0;

- for (j = 1; j < m; ++j) {

- for (i = 0, s1 = 0; i < n; ++i) s1 += data[i][j][1];

- for (i = 0, s2 = 0, dx = x[j][0] - x[j - 1][0]; i < n; ++i) {

- for (k = 0, s3 = (data[i][j][1] - data[i][j - 1][1]) / (2 * dx); k < i; ++k) {

- s3 += (data[k][j][1] - data[k][j - 1][1]) / dx;

- }

- s2 += s3 * data[i][j][1];

- }

- y0[j] = o -= s1 ? s2 / s1 * dx : 0;

- if (o < o0) o0 = o;

- }

- for (j = 0; j < m; ++j) y0[j] -= o0;

- return y0;

- },

- expand: function(data) {

- var n = data.length, m = data[0].length, k = 1 / n, i, j, o, y0 = [];

- for (j = 0; j < m; ++j) {

- for (i = 0, o = 0; i < n; i++) o += data[i][j][1];

- if (o) for (i = 0; i < n; i++) data[i][j][1] /= o; else for (i = 0; i < n; i++) data[i][j][1] = k;

- }

- for (j = 0; j < m; ++j) y0[j] = 0;

- return y0;

- },

- zero: d3_layout_stackOffsetZero

- });

- function d3_layout_stackOrderDefault(data) {

- return d3.range(data.length);

- }

- function d3_layout_stackOffsetZero(data) {

- var j = -1, m = data[0].length, y0 = [];

- while (++j < m) y0[j] = 0;

- return y0;

- }

- function d3_layout_stackMaxIndex(array) {

- var i = 1, j = 0, v = array[0][1], k, n = array.length;

- for (;i < n; ++i) {

- if ((k = array[i][1]) > v) {

- j = i;

- v = k;

- }

- }

- return j;

- }

- function d3_layout_stackReduceSum(d) {

- return d.reduce(d3_layout_stackSum, 0);

- }

- function d3_layout_stackSum(p, d) {

- return p + d[1];

- }

- d3.layout.histogram = function() {

- var frequency = true, valuer = Number, ranger = d3_layout_histogramRange, binner = d3_layout_histogramBinSturges;

- function histogram(data, i) {

- var bins = [], values = data.map(valuer, this), range = ranger.call(this, values, i), thresholds = binner.call(this, range, values, i), bin, i = -1, n = values.length, m = thresholds.length - 1, k = frequency ? 1 : 1 / n, x;

- while (++i < m) {

- bin = bins[i] = [];

- bin.dx = thresholds[i + 1] - (bin.x = thresholds[i]);

- bin.y = 0;

- }

- if (m > 0) {

- i = -1;

- while (++i < n) {

- x = values[i];

- if (x >= range[0] && x <= range[1]) {

- bin = bins[d3.bisect(thresholds, x, 1, m) - 1];

- bin.y += k;

- bin.push(data[i]);

- }

- }

- }

- return bins;

- }

- histogram.value = function(x) {

- if (!arguments.length) return valuer;

- valuer = x;

- return histogram;

- };

- histogram.range = function(x) {

- if (!arguments.length) return ranger;

- ranger = d3_functor(x);

- return histogram;

- };

- histogram.bins = function(x) {

- if (!arguments.length) return binner;

- binner = typeof x === "number" ? function(range) {

- return d3_layout_histogramBinFixed(range, x);

- } : d3_functor(x);

- return histogram;

- };

- histogram.frequency = function(x) {

- if (!arguments.length) return frequency;

- frequency = !!x;

- return histogram;

- };

- return histogram;

- };

- function d3_layout_histogramBinSturges(range, values) {

- return d3_layout_histogramBinFixed(range, Math.ceil(Math.log(values.length) / Math.LN2 + 1));

- }

- function d3_layout_histogramBinFixed(range, n) {

- var x = -1, b = +range[0], m = (range[1] - b) / n, f = [];

- while (++x <= n) f[x] = m * x + b;

- return f;

- }

- function d3_layout_histogramRange(values) {

- return [ d3.min(values), d3.max(values) ];

- }

- d3.layout.pack = function() {

- var hierarchy = d3.layout.hierarchy().sort(d3_layout_packSort), padding = 0, size = [ 1, 1 ], radius;

- function pack(d, i) {

- var nodes = hierarchy.call(this, d, i), root = nodes[0], w = size[0], h = size[1], r = radius == null ? Math.sqrt : typeof radius === "function" ? radius : function() {

- return radius;

- };

- root.x = root.y = 0;

- d3_layout_hierarchyVisitAfter(root, function(d) {

- d.r = +r(d.value);

- });

- d3_layout_hierarchyVisitAfter(root, d3_layout_packSiblings);

- if (padding) {

- var dr = padding * (radius ? 1 : Math.max(2 * root.r / w, 2 * root.r / h)) / 2;

- d3_layout_hierarchyVisitAfter(root, function(d) {

- d.r += dr;

- });

- d3_layout_hierarchyVisitAfter(root, d3_layout_packSiblings);

- d3_layout_hierarchyVisitAfter(root, function(d) {

- d.r -= dr;

- });

- }

- d3_layout_packTransform(root, w / 2, h / 2, radius ? 1 : 1 / Math.max(2 * root.r / w, 2 * root.r / h));

- return nodes;

- }

- pack.size = function(_) {

- if (!arguments.length) return size;

- size = _;

- return pack;

- };

- pack.radius = function(_) {

- if (!arguments.length) return radius;

- radius = _ == null || typeof _ === "function" ? _ : +_;

- return pack;

- };

- pack.padding = function(_) {

- if (!arguments.length) return padding;

- padding = +_;

- return pack;

- };

- return d3_layout_hierarchyRebind(pack, hierarchy);

- };

- function d3_layout_packSort(a, b) {

- return a.value - b.value;

- }

- function d3_layout_packInsert(a, b) {

- var c = a._pack_next;

- a._pack_next = b;

- b._pack_prev = a;

- b._pack_next = c;

- c._pack_prev = b;

- }

- function d3_layout_packSplice(a, b) {

- a._pack_next = b;

- b._pack_prev = a;

- }

- function d3_layout_packIntersects(a, b) {

- var dx = b.x - a.x, dy = b.y - a.y, dr = a.r + b.r;

- return .999 * dr * dr > dx * dx + dy * dy;

- }

- function d3_layout_packSiblings(node) {

- if (!(nodes = node.children) || !(n = nodes.length)) return;

- var nodes, xMin = Infinity, xMax = -Infinity, yMin = Infinity, yMax = -Infinity, a, b, c, i, j, k, n;

- function bound(node) {

- xMin = Math.min(node.x - node.r, xMin);

- xMax = Math.max(node.x + node.r, xMax);

- yMin = Math.min(node.y - node.r, yMin);

- yMax = Math.max(node.y + node.r, yMax);

- }

- nodes.forEach(d3_layout_packLink);

- a = nodes[0];

- a.x = -a.r;

- a.y = 0;

- bound(a);

- if (n > 1) {

- b = nodes[1];

- b.x = b.r;

- b.y = 0;

- bound(b);

- if (n > 2) {

- c = nodes[2];

- d3_layout_packPlace(a, b, c);

- bound(c);

- d3_layout_packInsert(a, c);

- a._pack_prev = c;

- d3_layout_packInsert(c, b);

- b = a._pack_next;

- for (i = 3; i < n; i++) {

- d3_layout_packPlace(a, b, c = nodes[i]);

- var isect = 0, s1 = 1, s2 = 1;

- for (j = b._pack_next; j !== b; j = j._pack_next, s1++) {

- if (d3_layout_packIntersects(j, c)) {

- isect = 1;

- break;

- }

- }

- if (isect == 1) {

- for (k = a._pack_prev; k !== j._pack_prev; k = k._pack_prev, s2++) {

- if (d3_layout_packIntersects(k, c)) {

- break;

- }

- }

- }

- if (isect) {

- if (s1 < s2 || s1 == s2 && b.r < a.r) d3_layout_packSplice(a, b = j); else d3_layout_packSplice(a = k, b);

- i--;

- } else {

- d3_layout_packInsert(a, c);

- b = c;

- bound(c);

- }

- }

- }

- }

- var cx = (xMin + xMax) / 2, cy = (yMin + yMax) / 2, cr = 0;

- for (i = 0; i < n; i++) {

- c = nodes[i];

- c.x -= cx;

- c.y -= cy;

- cr = Math.max(cr, c.r + Math.sqrt(c.x * c.x + c.y * c.y));

- }

- node.r = cr;

- nodes.forEach(d3_layout_packUnlink);

- }

- function d3_layout_packLink(node) {

- node._pack_next = node._pack_prev = node;

- }

- function d3_layout_packUnlink(node) {

- delete node._pack_next;

- delete node._pack_prev;

- }

- function d3_layout_packTransform(node, x, y, k) {

- var children = node.children;

- node.x = x += k * node.x;

- node.y = y += k * node.y;

- node.r *= k;

- if (children) {

- var i = -1, n = children.length;

- while (++i < n) d3_layout_packTransform(children[i], x, y, k);

- }

- }

- function d3_layout_packPlace(a, b, c) {

- var db = a.r + c.r, dx = b.x - a.x, dy = b.y - a.y;

- if (db && (dx || dy)) {

- var da = b.r + c.r, dc = dx * dx + dy * dy;

- da *= da;

- db *= db;

- var x = .5 + (db - da) / (2 * dc), y = Math.sqrt(Math.max(0, 2 * da * (db + dc) - (db -= dc) * db - da * da)) / (2 * dc);

- c.x = a.x + x * dx + y * dy;

- c.y = a.y + x * dy - y * dx;

- } else {

- c.x = a.x + db;

- c.y = a.y;

- }

- }

- d3.layout.tree = function() {

- var hierarchy = d3.layout.hierarchy().sort(null).value(null), separation = d3_layout_treeSeparation, size = [ 1, 1 ], nodeSize = null;

- function tree(d, i) {

- var nodes = hierarchy.call(this, d, i), root0 = nodes[0], root1 = wrapTree(root0);

- d3_layout_hierarchyVisitAfter(root1, firstWalk), root1.parent.m = -root1.z;

- d3_layout_hierarchyVisitBefore(root1, secondWalk);

- if (nodeSize) d3_layout_hierarchyVisitBefore(root0, sizeNode); else {

- var left = root0, right = root0, bottom = root0;

- d3_layout_hierarchyVisitBefore(root0, function(node) {

- if (node.x < left.x) left = node;

- if (node.x > right.x) right = node;

- if (node.depth > bottom.depth) bottom = node;

- });

- var tx = separation(left, right) / 2 - left.x, kx = size[0] / (right.x + separation(right, left) / 2 + tx), ky = size[1] / (bottom.depth || 1);

- d3_layout_hierarchyVisitBefore(root0, function(node) {

- node.x = (node.x + tx) * kx;

- node.y = node.depth * ky;

- });

- }

- return nodes;

- }

- function wrapTree(root0) {

- var root1 = {

- A: null,

- children: [ root0 ]

- }, queue = [ root1 ], node1;

- while ((node1 = queue.pop()) != null) {

- for (var children = node1.children, child, i = 0, n = children.length; i < n; ++i) {

- queue.push((children[i] = child = {

- _: children[i],

- parent: node1,

- children: (child = children[i].children) && child.slice() || [],

- A: null,

- a: null,

- z: 0,

- m: 0,

- c: 0,

- s: 0,

- t: null,

- i: i

- }).a = child);

- }

- }

- return root1.children[0];

- }

- function firstWalk(v) {

- var children = v.children, siblings = v.parent.children, w = v.i ? siblings[v.i - 1] : null;

- if (children.length) {

- d3_layout_treeShift(v);

- var midpoint = (children[0].z + children[children.length - 1].z) / 2;

- if (w) {

- v.z = w.z + separation(v._, w._);

- v.m = v.z - midpoint;

- } else {

- v.z = midpoint;

- }

- } else if (w) {

- v.z = w.z + separation(v._, w._);

- }

- v.parent.A = apportion(v, w, v.parent.A || siblings[0]);

- }

- function secondWalk(v) {

- v._.x = v.z + v.parent.m;

- v.m += v.parent.m;

- }

- function apportion(v, w, ancestor) {

- if (w) {

- var vip = v, vop = v, vim = w, vom = vip.parent.children[0], sip = vip.m, sop = vop.m, sim = vim.m, som = vom.m, shift;

- while (vim = d3_layout_treeRight(vim), vip = d3_layout_treeLeft(vip), vim && vip) {

- vom = d3_layout_treeLeft(vom);

- vop = d3_layout_treeRight(vop);

- vop.a = v;

- shift = vim.z + sim - vip.z - sip + separation(vim._, vip._);

- if (shift > 0) {

- d3_layout_treeMove(d3_layout_treeAncestor(vim, v, ancestor), v, shift);

- sip += shift;

- sop += shift;

- }

- sim += vim.m;

- sip += vip.m;

- som += vom.m;

- sop += vop.m;

- }

- if (vim && !d3_layout_treeRight(vop)) {

- vop.t = vim;

- vop.m += sim - sop;

- }

- if (vip && !d3_layout_treeLeft(vom)) {

- vom.t = vip;

- vom.m += sip - som;

- ancestor = v;

- }

- }

- return ancestor;

- }

- function sizeNode(node) {

- node.x *= size[0];

- node.y = node.depth * size[1];

- }

- tree.separation = function(x) {

- if (!arguments.length) return separation;

- separation = x;

- return tree;

- };

- tree.size = function(x) {

- if (!arguments.length) return nodeSize ? null : size;

- nodeSize = (size = x) == null ? sizeNode : null;

- return tree;

- };

- tree.nodeSize = function(x) {

- if (!arguments.length) return nodeSize ? size : null;

- nodeSize = (size = x) == null ? null : sizeNode;

- return tree;

- };

- return d3_layout_hierarchyRebind(tree, hierarchy);

- };

- function d3_layout_treeSeparation(a, b) {

- return a.parent == b.parent ? 1 : 2;

- }

- function d3_layout_treeLeft(v) {

- var children = v.children;

- return children.length ? children[0] : v.t;

- }

- function d3_layout_treeRight(v) {

- var children = v.children, n;

- return (n = children.length) ? children[n - 1] : v.t;

- }

- function d3_layout_treeMove(wm, wp, shift) {

- var change = shift / (wp.i - wm.i);

- wp.c -= change;

- wp.s += shift;

- wm.c += change;

- wp.z += shift;

- wp.m += shift;

- }

- function d3_layout_treeShift(v) {

- var shift = 0, change = 0, children = v.children, i = children.length, w;

- while (--i >= 0) {

- w = children[i];

- w.z += shift;

- w.m += shift;

- shift += w.s + (change += w.c);

- }

- }

- function d3_layout_treeAncestor(vim, v, ancestor) {

- return vim.a.parent === v.parent ? vim.a : ancestor;

- }

- d3.layout.cluster = function() {

- var hierarchy = d3.layout.hierarchy().sort(null).value(null), separation = d3_layout_treeSeparation, size = [ 1, 1 ], nodeSize = false;

- function cluster(d, i) {

- var nodes = hierarchy.call(this, d, i), root = nodes[0], previousNode, x = 0;

- d3_layout_hierarchyVisitAfter(root, function(node) {

- var children = node.children;

- if (children && children.length) {

- node.x = d3_layout_clusterX(children);

- node.y = d3_layout_clusterY(children);

- } else {

- node.x = previousNode ? x += separation(node, previousNode) : 0;

- node.y = 0;

- previousNode = node;

- }

- });

- var left = d3_layout_clusterLeft(root), right = d3_layout_clusterRight(root), x0 = left.x - separation(left, right) / 2, x1 = right.x + separation(right, left) / 2;

- d3_layout_hierarchyVisitAfter(root, nodeSize ? function(node) {

- node.x = (node.x - root.x) * size[0];

- node.y = (root.y - node.y) * size[1];

- } : function(node) {

- node.x = (node.x - x0) / (x1 - x0) * size[0];

- node.y = (1 - (root.y ? node.y / root.y : 1)) * size[1];

- });

- return nodes;

- }

- cluster.separation = function(x) {

- if (!arguments.length) return separation;

- separation = x;

- return cluster;

- };

- cluster.size = function(x) {

- if (!arguments.length) return nodeSize ? null : size;

- nodeSize = (size = x) == null;

- return cluster;

- };

- cluster.nodeSize = function(x) {

- if (!arguments.length) return nodeSize ? size : null;

- nodeSize = (size = x) != null;

- return cluster;

- };

- return d3_layout_hierarchyRebind(cluster, hierarchy);

- };

- function d3_layout_clusterY(children) {

- return 1 + d3.max(children, function(child) {

- return child.y;

- });

- }

- function d3_layout_clusterX(children) {

- return children.reduce(function(x, child) {

- return x + child.x;

- }, 0) / children.length;

- }

- function d3_layout_clusterLeft(node) {

- var children = node.children;

- return children && children.length ? d3_layout_clusterLeft(children[0]) : node;

- }

- function d3_layout_clusterRight(node) {

- var children = node.children, n;

- return children && (n = children.length) ? d3_layout_clusterRight(children[n - 1]) : node;

- }

- d3.layout.treemap = function() {

- var hierarchy = d3.layout.hierarchy(), round = Math.round, size = [ 1, 1 ], padding = null, pad = d3_layout_treemapPadNull, sticky = false, stickies, mode = "squarify", ratio = .5 * (1 + Math.sqrt(5));

- function scale(children, k) {

- var i = -1, n = children.length, child, area;

- while (++i < n) {

- area = (child = children[i]).value * (k < 0 ? 0 : k);

- child.area = isNaN(area) || area <= 0 ? 0 : area;

- }

- }

- function squarify(node) {

- var children = node.children;

- if (children && children.length) {

- var rect = pad(node), row = [], remaining = children.slice(), child, best = Infinity, score, u = mode === "slice" ? rect.dx : mode === "dice" ? rect.dy : mode === "slice-dice" ? node.depth & 1 ? rect.dy : rect.dx : Math.min(rect.dx, rect.dy), n;

- scale(remaining, rect.dx * rect.dy / node.value);

- row.area = 0;

- while ((n = remaining.length) > 0) {

- row.push(child = remaining[n - 1]);

- row.area += child.area;

- if (mode !== "squarify" || (score = worst(row, u)) <= best) {

- remaining.pop();

- best = score;

- } else {

- row.area -= row.pop().area;

- position(row, u, rect, false);

- u = Math.min(rect.dx, rect.dy);

- row.length = row.area = 0;

- best = Infinity;

- }

- }

- if (row.length) {

- position(row, u, rect, true);

- row.length = row.area = 0;

- }

- children.forEach(squarify);

- }

- }

- function stickify(node) {

- var children = node.children;

- if (children && children.length) {

- var rect = pad(node), remaining = children.slice(), child, row = [];

- scale(remaining, rect.dx * rect.dy / node.value);

- row.area = 0;

- while (child = remaining.pop()) {

- row.push(child);

- row.area += child.area;

- if (child.z != null) {

- position(row, child.z ? rect.dx : rect.dy, rect, !remaining.length);

- row.length = row.area = 0;

- }

- }

- children.forEach(stickify);

- }

- }

- function worst(row, u) {

- var s = row.area, r, rmax = 0, rmin = Infinity, i = -1, n = row.length;

- while (++i < n) {

- if (!(r = row[i].area)) continue;

- if (r < rmin) rmin = r;

- if (r > rmax) rmax = r;

- }

- s *= s;

- u *= u;

- return s ? Math.max(u * rmax * ratio / s, s / (u * rmin * ratio)) : Infinity;

- }

- function position(row, u, rect, flush) {

- var i = -1, n = row.length, x = rect.x, y = rect.y, v = u ? round(row.area / u) : 0, o;

- if (u == rect.dx) {

- if (flush || v > rect.dy) v = rect.dy;

- while (++i < n) {

- o = row[i];

- o.x = x;

- o.y = y;

- o.dy = v;

- x += o.dx = Math.min(rect.x + rect.dx - x, v ? round(o.area / v) : 0);

- }

- o.z = true;

- o.dx += rect.x + rect.dx - x;

- rect.y += v;

- rect.dy -= v;

- } else {

- if (flush || v > rect.dx) v = rect.dx;

- while (++i < n) {

- o = row[i];

- o.x = x;

- o.y = y;

- o.dx = v;

- y += o.dy = Math.min(rect.y + rect.dy - y, v ? round(o.area / v) : 0);

- }

- o.z = false;

- o.dy += rect.y + rect.dy - y;

- rect.x += v;

- rect.dx -= v;

- }

- }

- function treemap(d) {

- var nodes = stickies || hierarchy(d), root = nodes[0];

- root.x = 0;

- root.y = 0;

- root.dx = size[0];

- root.dy = size[1];

- if (stickies) hierarchy.revalue(root);

- scale([ root ], root.dx * root.dy / root.value);

- (stickies ? stickify : squarify)(root);

- if (sticky) stickies = nodes;

- return nodes;

- }

- treemap.size = function(x) {

- if (!arguments.length) return size;

- size = x;

- return treemap;

- };

- treemap.padding = function(x) {

- if (!arguments.length) return padding;

- function padFunction(node) {

- var p = x.call(treemap, node, node.depth);

- return p == null ? d3_layout_treemapPadNull(node) : d3_layout_treemapPad(node, typeof p === "number" ? [ p, p, p, p ] : p);

- }

- function padConstant(node) {

- return d3_layout_treemapPad(node, x);

- }

- var type;

- pad = (padding = x) == null ? d3_layout_treemapPadNull : (type = typeof x) === "function" ? padFunction : type === "number" ? (x = [ x, x, x, x ],

- padConstant) : padConstant;

- return treemap;

- };

- treemap.round = function(x) {

- if (!arguments.length) return round != Number;

- round = x ? Math.round : Number;

- return treemap;

- };

- treemap.sticky = function(x) {

- if (!arguments.length) return sticky;

- sticky = x;

- stickies = null;

- return treemap;

- };

- treemap.ratio = function(x) {

- if (!arguments.length) return ratio;

- ratio = x;

- return treemap;

- };

- treemap.mode = function(x) {

- if (!arguments.length) return mode;

- mode = x + "";

- return treemap;

- };

- return d3_layout_hierarchyRebind(treemap, hierarchy);

- };

- function d3_layout_treemapPadNull(node) {

- return {

- x: node.x,

- y: node.y,

- dx: node.dx,

- dy: node.dy

- };

- }

- function d3_layout_treemapPad(node, padding) {

- var x = node.x + padding[3], y = node.y + padding[0], dx = node.dx - padding[1] - padding[3], dy = node.dy - padding[0] - padding[2];

- if (dx < 0) {

- x += dx / 2;

- dx = 0;

- }

- if (dy < 0) {

- y += dy / 2;

- dy = 0;

- }

- return {

- x: x,

- y: y,

- dx: dx,

- dy: dy

- };

- }

- d3.random = {

- normal: function(µ, σ) {

- var n = arguments.length;

- if (n < 2) σ = 1;

- if (n < 1) µ = 0;

- return function() {

- var x, y, r;

- do {

- x = Math.random() * 2 - 1;

- y = Math.random() * 2 - 1;

- r = x * x + y * y;

- } while (!r || r > 1);

- return µ + σ * x * Math.sqrt(-2 * Math.log(r) / r);

- };

- },

- logNormal: function() {

- var random = d3.random.normal.apply(d3, arguments);

- return function() {

- return Math.exp(random());

- };

- },

- bates: function(m) {

- var random = d3.random.irwinHall(m);

- return function() {

- return random() / m;

- };

- },

- irwinHall: function(m) {

- return function() {

- for (var s = 0, j = 0; j < m; j++) s += Math.random();

- return s;

- };

- }

- };

- d3.scale = {};

- function d3_scaleExtent(domain) {

- var start = domain[0], stop = domain[domain.length - 1];

- return start < stop ? [ start, stop ] : [ stop, start ];

- }

- function d3_scaleRange(scale) {

- return scale.rangeExtent ? scale.rangeExtent() : d3_scaleExtent(scale.range());

- }

- function d3_scale_bilinear(domain, range, uninterpolate, interpolate) {

- var u = uninterpolate(domain[0], domain[1]), i = interpolate(range[0], range[1]);

- return function(x) {

- return i(u(x));

- };

- }

- function d3_scale_nice(domain, nice) {

- var i0 = 0, i1 = domain.length - 1, x0 = domain[i0], x1 = domain[i1], dx;

- if (x1 < x0) {

- dx = i0, i0 = i1, i1 = dx;

- dx = x0, x0 = x1, x1 = dx;

- }

- domain[i0] = nice.floor(x0);

- domain[i1] = nice.ceil(x1);

- return domain;

- }

- function d3_scale_niceStep(step) {

- return step ? {

- floor: function(x) {

- return Math.floor(x / step) * step;

- },

- ceil: function(x) {

- return Math.ceil(x / step) * step;

- }

- } : d3_scale_niceIdentity;

- }

- var d3_scale_niceIdentity = {

- floor: d3_identity,

- ceil: d3_identity

- };

- function d3_scale_polylinear(domain, range, uninterpolate, interpolate) {

- var u = [], i = [], j = 0, k = Math.min(domain.length, range.length) - 1;

- if (domain[k] < domain[0]) {

- domain = domain.slice().reverse();

- range = range.slice().reverse();

- }

- while (++j <= k) {

- u.push(uninterpolate(domain[j - 1], domain[j]));

- i.push(interpolate(range[j - 1], range[j]));

- }

- return function(x) {

- var j = d3.bisect(domain, x, 1, k) - 1;

- return i[j](u[j](x));

- };

- }

- d3.scale.linear = function() {

- return d3_scale_linear([ 0, 1 ], [ 0, 1 ], d3_interpolate, false);

- };

- function d3_scale_linear(domain, range, interpolate, clamp) {

- var output, input;

- function rescale() {

- var linear = Math.min(domain.length, range.length) > 2 ? d3_scale_polylinear : d3_scale_bilinear, uninterpolate = clamp ? d3_uninterpolateClamp : d3_uninterpolateNumber;

- output = linear(domain, range, uninterpolate, interpolate);

- input = linear(range, domain, uninterpolate, d3_interpolate);

- return scale;

- }

- function scale(x) {

- return output(x);

- }

- scale.invert = function(y) {

- return input(y);

- };

- scale.domain = function(x) {

- if (!arguments.length) return domain;

- domain = x.map(Number);

- return rescale();

- };

- scale.range = function(x) {

- if (!arguments.length) return range;

- range = x;

- return rescale();

- };

- scale.rangeRound = function(x) {

- return scale.range(x).interpolate(d3_interpolateRound);

- };

- scale.clamp = function(x) {

- if (!arguments.length) return clamp;

- clamp = x;

- return rescale();

- };

- scale.interpolate = function(x) {

- if (!arguments.length) return interpolate;

- interpolate = x;

- return rescale();

- };

- scale.ticks = function(m) {

- return d3_scale_linearTicks(domain, m);

- };

- scale.tickFormat = function(m, format) {

- return d3_scale_linearTickFormat(domain, m, format);

- };

- scale.nice = function(m) {

- d3_scale_linearNice(domain, m);

- return rescale();

- };

- scale.copy = function() {

- return d3_scale_linear(domain, range, interpolate, clamp);

- };

- return rescale();

- }

- function d3_scale_linearRebind(scale, linear) {

- return d3.rebind(scale, linear, "range", "rangeRound", "interpolate", "clamp");

- }

- function d3_scale_linearNice(domain, m) {

- return d3_scale_nice(domain, d3_scale_niceStep(d3_scale_linearTickRange(domain, m)[2]));

- }

- function d3_scale_linearTickRange(domain, m) {

- if (m == null) m = 10;

- var extent = d3_scaleExtent(domain), span = extent[1] - extent[0], step = Math.pow(10, Math.floor(Math.log(span / m) / Math.LN10)), err = m / span * step;

- if (err <= .15) step *= 10; else if (err <= .35) step *= 5; else if (err <= .75) step *= 2;

- extent[0] = Math.ceil(extent[0] / step) * step;

- extent[1] = Math.floor(extent[1] / step) * step + step * .5;

- extent[2] = step;

- return extent;

- }

- function d3_scale_linearTicks(domain, m) {

- return d3.range.apply(d3, d3_scale_linearTickRange(domain, m));

- }

- function d3_scale_linearTickFormat(domain, m, format) {

- var range = d3_scale_linearTickRange(domain, m);

- if (format) {

- var match = d3_format_re.exec(format);

- match.shift();

- if (match[8] === "s") {

- var prefix = d3.formatPrefix(Math.max(abs(range[0]), abs(range[1])));

- if (!match[7]) match[7] = "." + d3_scale_linearPrecision(prefix.scale(range[2]));

- match[8] = "f";

- format = d3.format(match.join(""));

- return function(d) {

- return format(prefix.scale(d)) + prefix.symbol;

- };

- }

- if (!match[7]) match[7] = "." + d3_scale_linearFormatPrecision(match[8], range);

- format = match.join("");

- } else {

- format = ",." + d3_scale_linearPrecision(range[2]) + "f";

- }

- return d3.format(format);

- }

- var d3_scale_linearFormatSignificant = {

- s: 1,

- g: 1,

- p: 1,

- r: 1,

- e: 1

- };

- function d3_scale_linearPrecision(value) {

- return -Math.floor(Math.log(value) / Math.LN10 + .01);

- }

- function d3_scale_linearFormatPrecision(type, range) {

- var p = d3_scale_linearPrecision(range[2]);

- return type in d3_scale_linearFormatSignificant ? Math.abs(p - d3_scale_linearPrecision(Math.max(abs(range[0]), abs(range[1])))) + +(type !== "e") : p - (type === "%") * 2;

- }

- d3.scale.log = function() {

- return d3_scale_log(d3.scale.linear().domain([ 0, 1 ]), 10, true, [ 1, 10 ]);

- };

- function d3_scale_log(linear, base, positive, domain) {

- function log(x) {

- return (positive ? Math.log(x < 0 ? 0 : x) : -Math.log(x > 0 ? 0 : -x)) / Math.log(base);

- }

- function pow(x) {

- return positive ? Math.pow(base, x) : -Math.pow(base, -x);

- }

- function scale(x) {

- return linear(log(x));

- }

- scale.invert = function(x) {

- return pow(linear.invert(x));

- };

- scale.domain = function(x) {

- if (!arguments.length) return domain;

- positive = x[0] >= 0;

- linear.domain((domain = x.map(Number)).map(log));

- return scale;

- };

- scale.base = function(_) {

- if (!arguments.length) return base;

- base = +_;

- linear.domain(domain.map(log));

- return scale;

- };

- scale.nice = function() {

- var niced = d3_scale_nice(domain.map(log), positive ? Math : d3_scale_logNiceNegative);

- linear.domain(niced);

- domain = niced.map(pow);

- return scale;

- };

- scale.ticks = function() {

- var extent = d3_scaleExtent(domain), ticks = [], u = extent[0], v = extent[1], i = Math.floor(log(u)), j = Math.ceil(log(v)), n = base % 1 ? 2 : base;

- if (isFinite(j - i)) {

- if (positive) {

- for (;i < j; i++) for (var k = 1; k < n; k++) ticks.push(pow(i) * k);

- ticks.push(pow(i));

- } else {

- ticks.push(pow(i));

- for (;i++ < j; ) for (var k = n - 1; k > 0; k--) ticks.push(pow(i) * k);

- }

- for (i = 0; ticks[i] < u; i++) {}

- for (j = ticks.length; ticks[j - 1] > v; j--) {}

- ticks = ticks.slice(i, j);

- }

- return ticks;

- };

- scale.tickFormat = function(n, format) {

- if (!arguments.length) return d3_scale_logFormat;

- if (arguments.length < 2) format = d3_scale_logFormat; else if (typeof format !== "function") format = d3.format(format);

- var k = Math.max(.1, n / scale.ticks().length), f = positive ? (e = 1e-12, Math.ceil) : (e = -1e-12,

- Math.floor), e;

- return function(d) {

- return d / pow(f(log(d) + e)) <= k ? format(d) : "";

- };

- };

- scale.copy = function() {

- return d3_scale_log(linear.copy(), base, positive, domain);

- };

- return d3_scale_linearRebind(scale, linear);

- }

- var d3_scale_logFormat = d3.format(".0e"), d3_scale_logNiceNegative = {

- floor: function(x) {

- return -Math.ceil(-x);

- },

- ceil: function(x) {

- return -Math.floor(-x);

- }

- };

- d3.scale.pow = function() {

- return d3_scale_pow(d3.scale.linear(), 1, [ 0, 1 ]);

- };

- function d3_scale_pow(linear, exponent, domain) {

- var powp = d3_scale_powPow(exponent), powb = d3_scale_powPow(1 / exponent);

- function scale(x) {

- return linear(powp(x));

- }

- scale.invert = function(x) {

- return powb(linear.invert(x));

- };

- scale.domain = function(x) {

- if (!arguments.length) return domain;

- linear.domain((domain = x.map(Number)).map(powp));

- return scale;

- };

- scale.ticks = function(m) {

- return d3_scale_linearTicks(domain, m);

- };

- scale.tickFormat = function(m, format) {

- return d3_scale_linearTickFormat(domain, m, format);

- };

- scale.nice = function(m) {

- return scale.domain(d3_scale_linearNice(domain, m));

- };

- scale.exponent = function(x) {

- if (!arguments.length) return exponent;

- powp = d3_scale_powPow(exponent = x);

- powb = d3_scale_powPow(1 / exponent);

- linear.domain(domain.map(powp));

- return scale;

- };

- scale.copy = function() {

- return d3_scale_pow(linear.copy(), exponent, domain);

- };

- return d3_scale_linearRebind(scale, linear);

- }

- function d3_scale_powPow(e) {

- return function(x) {

- return x < 0 ? -Math.pow(-x, e) : Math.pow(x, e);

- };

- }

- d3.scale.sqrt = function() {

- return d3.scale.pow().exponent(.5);

- };

- d3.scale.ordinal = function() {

- return d3_scale_ordinal([], {

- t: "range",

- a: [ [] ]

- });

- };

- function d3_scale_ordinal(domain, ranger) {

- var index, range, rangeBand;

- function scale(x) {

- return range[((index.get(x) || (ranger.t === "range" ? index.set(x, domain.push(x)) : NaN)) - 1) % range.length];

- }

- function steps(start, step) {

- return d3.range(domain.length).map(function(i) {

- return start + step * i;

- });

- }

- scale.domain = function(x) {

- if (!arguments.length) return domain;

- domain = [];

- index = new d3_Map();

- var i = -1, n = x.length, xi;

- while (++i < n) if (!index.has(xi = x[i])) index.set(xi, domain.push(xi));

- return scale[ranger.t].apply(scale, ranger.a);

- };

- scale.range = function(x) {

- if (!arguments.length) return range;

- range = x;

- rangeBand = 0;

- ranger = {

- t: "range",

- a: arguments

- };

- return scale;

- };

- scale.rangePoints = function(x, padding) {

- if (arguments.length < 2) padding = 0;

- var start = x[0], stop = x[1], step = domain.length < 2 ? (start = (start + stop) / 2,

- 0) : (stop - start) / (domain.length - 1 + padding);

- range = steps(start + step * padding / 2, step);

- rangeBand = 0;

- ranger = {

- t: "rangePoints",

- a: arguments

- };

- return scale;

- };

- scale.rangeRoundPoints = function(x, padding) {

- if (arguments.length < 2) padding = 0;

- var start = x[0], stop = x[1], step = domain.length < 2 ? (start = stop = Math.round((start + stop) / 2),

- 0) : (stop - start) / (domain.length - 1 + padding) | 0;

- range = steps(start + Math.round(step * padding / 2 + (stop - start - (domain.length - 1 + padding) * step) / 2), step);

- rangeBand = 0;

- ranger = {

- t: "rangeRoundPoints",

- a: arguments

- };

- return scale;

- };

- scale.rangeBands = function(x, padding, outerPadding) {

- if (arguments.length < 2) padding = 0;

- if (arguments.length < 3) outerPadding = padding;

- var reverse = x[1] < x[0], start = x[reverse - 0], stop = x[1 - reverse], step = (stop - start) / (domain.length - padding + 2 * outerPadding);

- range = steps(start + step * outerPadding, step);

- if (reverse) range.reverse();

- rangeBand = step * (1 - padding);

- ranger = {

- t: "rangeBands",

- a: arguments

- };

- return scale;

- };

- scale.rangeRoundBands = function(x, padding, outerPadding) {

- if (arguments.length < 2) padding = 0;

- if (arguments.length < 3) outerPadding = padding;

- var reverse = x[1] < x[0], start = x[reverse - 0], stop = x[1 - reverse], step = Math.floor((stop - start) / (domain.length - padding + 2 * outerPadding));

- range = steps(start + Math.round((stop - start - (domain.length - padding) * step) / 2), step);

- if (reverse) range.reverse();

- rangeBand = Math.round(step * (1 - padding));

- ranger = {

- t: "rangeRoundBands",

- a: arguments

- };

- return scale;

- };

- scale.rangeBand = function() {

- return rangeBand;

- };

- scale.rangeExtent = function() {

- return d3_scaleExtent(ranger.a[0]);

- };

- scale.copy = function() {

- return d3_scale_ordinal(domain, ranger);

- };

- return scale.domain(domain);

- }

- d3.scale.category10 = function() {

- return d3.scale.ordinal().range(d3_category10);

- };

- d3.scale.category20 = function() {

- return d3.scale.ordinal().range(d3_category20);

- };

- d3.scale.category20b = function() {

- return d3.scale.ordinal().range(d3_category20b);

- };

- d3.scale.category20c = function() {

- return d3.scale.ordinal().range(d3_category20c);

- };

- var d3_category10 = [ 2062260, 16744206, 2924588, 14034728, 9725885, 9197131, 14907330, 8355711, 12369186, 1556175 ].map(d3_rgbString);

- var d3_category20 = [ 2062260, 11454440, 16744206, 16759672, 2924588, 10018698, 14034728, 16750742, 9725885, 12955861, 9197131, 12885140, 14907330, 16234194, 8355711, 13092807, 12369186, 14408589, 1556175, 10410725 ].map(d3_rgbString);

- var d3_category20b = [ 3750777, 5395619, 7040719, 10264286, 6519097, 9216594, 11915115, 13556636, 9202993, 12426809, 15186514, 15190932, 8666169, 11356490, 14049643, 15177372, 8077683, 10834324, 13528509, 14589654 ].map(d3_rgbString);

- var d3_category20c = [ 3244733, 7057110, 10406625, 13032431, 15095053, 16616764, 16625259, 16634018, 3253076, 7652470, 10607003, 13101504, 7695281, 10394312, 12369372, 14342891, 6513507, 9868950, 12434877, 14277081 ].map(d3_rgbString);

- d3.scale.quantile = function() {

- return d3_scale_quantile([], []);

- };

- function d3_scale_quantile(domain, range) {

- var thresholds;

- function rescale() {

- var k = 0, q = range.length;

- thresholds = [];

- while (++k < q) thresholds[k - 1] = d3.quantile(domain, k / q);

- return scale;

- }

- function scale(x) {

- if (!isNaN(x = +x)) return range[d3.bisect(thresholds, x)];

- }

- scale.domain = function(x) {

- if (!arguments.length) return domain;

- domain = x.map(d3_number).filter(d3_numeric).sort(d3_ascending);

- return rescale();

- };

- scale.range = function(x) {

- if (!arguments.length) return range;

- range = x;

- return rescale();

- };

- scale.quantiles = function() {

- return thresholds;

- };

- scale.invertExtent = function(y) {

- y = range.indexOf(y);

- return y < 0 ? [ NaN, NaN ] : [ y > 0 ? thresholds[y - 1] : domain[0], y < thresholds.length ? thresholds[y] : domain[domain.length - 1] ];

- };

- scale.copy = function() {

- return d3_scale_quantile(domain, range);

- };

- return rescale();

- }

- d3.scale.quantize = function() {

- return d3_scale_quantize(0, 1, [ 0, 1 ]);

- };

- function d3_scale_quantize(x0, x1, range) {

- var kx, i;

- function scale(x) {

- return range[Math.max(0, Math.min(i, Math.floor(kx * (x - x0))))];

- }

- function rescale() {

- kx = range.length / (x1 - x0);

- i = range.length - 1;

- return scale;

- }

- scale.domain = function(x) {

- if (!arguments.length) return [ x0, x1 ];

- x0 = +x[0];

- x1 = +x[x.length - 1];

- return rescale();

- };

- scale.range = function(x) {

- if (!arguments.length) return range;

- range = x;

- return rescale();

- };

- scale.invertExtent = function(y) {

- y = range.indexOf(y);

- y = y < 0 ? NaN : y / kx + x0;

- return [ y, y + 1 / kx ];

- };

- scale.copy = function() {

- return d3_scale_quantize(x0, x1, range);

- };

- return rescale();

- }