From 3df1fc618f2884b39e12352b4a66f58cf03adead Mon Sep 17 00:00:00 2001 From: Jochen Topf Date: Fri, 27 Feb 2015 10:18:35 +0100 Subject: Updated to current D3 version 3.5.5. --- web/public/js/d3/d3.v3.js | 14053 ++++++++++++++++++++++------------------ web/public/js/d3/d3.v3.min.js | 9 +- 2 files changed, 7878 insertions(+), 6184 deletions(-) (limited to 'web/public') diff --git a/web/public/js/d3/d3.v3.js b/web/public/js/d3/d3.v3.js index 5f40b51..8868e42 100644 --- a/web/public/js/d3/d3.v3.js +++ b/web/public/js/d3/d3.v3.js @@ -1,160 +1,67 @@ -(function() { - var d3_format_decimalPoint = ".", d3_format_thousandsSeparator = ",", d3_format_grouping = [ 3, 3 ]; - if (!Date.now) Date.now = function() { - return +new Date(); +!function() { + var d3 = { + version: "3.5.5" }; - try { - document.createElement("div").style.setProperty("opacity", 0, ""); - } catch (error) { - var d3_style_prototype = CSSStyleDeclaration.prototype, d3_style_setProperty = d3_style_prototype.setProperty; - d3_style_prototype.setProperty = function(name, value, priority) { - d3_style_setProperty.call(this, name, value + "", priority); - }; - } - d3 = { - version: "3.0.2" + var d3_arraySlice = [].slice, d3_array = function(list) { + return d3_arraySlice.call(list); }; - var π = Math.PI, ε = 1e-6, d3_radians = π / 180, d3_degrees = 180 / π; - function d3_target(d) { - return d.target; + var d3_document = this.document; + function d3_documentElement(node) { + return node && (node.ownerDocument || node.document || node).documentElement; } - function d3_source(d) { - return d.source; + function d3_window(node) { + return node && (node.ownerDocument && node.ownerDocument.defaultView || node.document && node || node.defaultView); } - function d3_class(ctor, properties) { + if (d3_document) { try { - for (var key in properties) { - Object.defineProperty(ctor.prototype, key, { - value: properties[key], - enumerable: false - }); - } + d3_array(d3_document.documentElement.childNodes)[0].nodeType; } catch (e) { - ctor.prototype = properties; + d3_array = function(list) { + var i = list.length, array = new Array(i); + while (i--) array[i] = list[i]; + return array; + }; } } - var d3_array = d3_arraySlice; - function d3_arrayCopy(pseudoarray) { - var i = -1, n = pseudoarray.length, array = []; - while (++i < n) array.push(pseudoarray[i]); - return array; - } - function d3_arraySlice(pseudoarray) { - return Array.prototype.slice.call(pseudoarray); - } - try { - d3_array(document.documentElement.childNodes)[0].nodeType; - } catch (e) { - d3_array = d3_arrayCopy; - } - var d3_arraySubclass = [].__proto__ ? function(array, prototype) { - array.__proto__ = prototype; - } : function(array, prototype) { - for (var property in prototype) array[property] = prototype[property]; - }; - d3.map = function(object) { - var map = new d3_Map(); - for (var key in object) map.set(key, object[key]); - return map; + if (!Date.now) Date.now = function() { + return +new Date(); }; - function d3_Map() {} - d3_class(d3_Map, { - has: function(key) { - return d3_map_prefix + key in this; - }, - get: function(key) { - return this[d3_map_prefix + key]; - }, - set: function(key, value) { - return this[d3_map_prefix + key] = value; - }, - remove: function(key) { - key = d3_map_prefix + key; - return key in this && delete this[key]; - }, - keys: function() { - var keys = []; - this.forEach(function(key) { - keys.push(key); - }); - return keys; - }, - values: function() { - var values = []; - this.forEach(function(key, value) { - values.push(value); - }); - return values; - }, - entries: function() { - var entries = []; - this.forEach(function(key, value) { - entries.push({ - key: key, - value: value - }); - }); - return entries; - }, - forEach: function(f) { - for (var key in this) { - if (key.charCodeAt(0) === d3_map_prefixCode) { - f.call(this, key.substring(1), this[key]); - } - } + if (d3_document) { + try { + d3_document.createElement("DIV").style.setProperty("opacity", 0, ""); + } catch (error) { + var d3_element_prototype = this.Element.prototype, d3_element_setAttribute = d3_element_prototype.setAttribute, d3_element_setAttributeNS = d3_element_prototype.setAttributeNS, d3_style_prototype = this.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); + }; } - }); - var d3_map_prefix = "\0", d3_map_prefixCode = d3_map_prefix.charCodeAt(0); - function d3_identity(d) { - return d; - } - function d3_true() { - return true; - } - function d3_functor(v) { - return typeof v === "function" ? v : function() { - return v; - }; - } - d3.functor = d3_functor; - 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 arguments.length ? target : value; - }; } - d3.ascending = function(a, b) { + 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.mean = function(array, f) { - var n = array.length, a, m = 0, i = -1, j = 0; - if (arguments.length === 1) { - while (++i < n) if (d3_number(a = array[i])) m += (a - m) / ++j; - } else { - while (++i < n) if (d3_number(a = f.call(array, array[i], i))) m += (a - m) / ++j; - } - return j ? m : undefined; - }; - d3.median = function(array, f) { - if (arguments.length > 1) array = array.map(f); - array = array.filter(d3_number); - return array.length ? d3.quantile(array.sort(d3.ascending), .5) : undefined; - }; d3.min = function(array, f) { var i = -1, n = array.length, a, b; if (arguments.length === 1) { - while (++i < n && ((a = array[i]) == null || a != a)) a = undefined; + 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 && ((a = f.call(array, array[i], i)) == null || a != a)) a = undefined; + 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; @@ -162,10 +69,16 @@ d3.max = function(array, f) { var i = -1, n = array.length, a, b; if (arguments.length === 1) { - while (++i < n && ((a = array[i]) == null || a != a)) a = undefined; + 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 && ((a = f.call(array, array[i], i)) == null || a != a)) a = undefined; + 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; @@ -173,13 +86,19 @@ d3.extent = function(array, f) { var i = -1, n = array.length, a, b, c; if (arguments.length === 1) { - while (++i < n && ((a = c = array[i]) == null || a != a)) a = c = undefined; + 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 && ((a = c = f.call(array, array[i], i)) == null || a != a)) a = undefined; + 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; @@ -187,84 +106,76 @@ } return [ a, c ]; }; - 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(µ, σ) { - var n = arguments.length; - if (n < 2) σ = 1; - if (n < 1) µ = 0; - var random = d3.random.normal(); - return function() { - return Math.exp(µ + σ * random()); - }; - }, - irwinHall: function(m) { - return function() { - for (var s = 0, j = 0; j < m; j++) s += Math.random(); - return s / m; - }; - } - }; function d3_number(x) { - return x != null && !isNaN(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 (!isNaN(a = +array[i])) s += a; + while (++i < n) if (d3_numeric(a = +array[i])) s += a; } else { - while (++i < n) if (!isNaN(a = +f.call(array, array[i], i))) s += a; + 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.shuffle = function(array) { - var m = array.length, t, i; - while (m) { - i = Math.random() * m-- | 0; - t = array[m], array[m] = array[i], array[i] = t; + 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); } - return array; + if (numbers.length) return d3.quantile(numbers.sort(d3_ascending), .5); }; - d3.transpose = function(matrix) { - return d3.zip.apply(d3, matrix); - }; - 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]; + 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); + } } } - return zips; + if (j > 1) return s / (j - 1); }; - function d3_zipLength(d) { - return d.length; - } - d3.bisector = function(f) { + 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 (f.call(a, a[mid], mid) < x) lo = mid + 1; else hi = mid; + if (compare(a[mid], x) < 0) lo = mid + 1; else hi = mid; } return lo; }, @@ -273,71 +184,56 @@ if (arguments.length < 4) hi = a.length; while (lo < hi) { var mid = lo + hi >>> 1; - if (x < f.call(a, a[mid], mid)) hi = mid; else lo = mid + 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); }; - var d3_bisector = d3.bisector(function(d) { - return d; - }); - d3.bisectLeft = d3_bisector.left; - d3.bisect = d3.bisectRight = d3_bisector.right; - d3.nest = function() { - var nest = {}, keys = [], sortKeys = [], sortValues, rollup; - function map(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, valuesByKey = new d3_Map(), values, o = {}; - while (++i < n) { - if (values = valuesByKey.get(keyValue = key(object = array[i]))) { - values.push(object); - } else { - valuesByKey.set(keyValue, [ object ]); - } - } - valuesByKey.forEach(function(keyValue, values) { - o[keyValue] = map(values, depth); - }); - return o; + d3.shuffle = function(array, i0, i1) { + if ((m = arguments.length) < 3) { + i1 = array.length; + if (m < 2) i0 = 0; } - function entries(map, depth) { - if (depth >= keys.length) return map; - var a = [], sortKey = sortKeys[depth++], key; - for (key in map) { - a.push({ - key: key, - values: entries(map[key], depth) - }); + 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]; } - if (sortKey) a.sort(function(a, b) { - return sortKey(a.key, b.key); - }); - return a; } - nest.map = function(array) { - return map(array, 0); - }; - nest.entries = function(array) { - return entries(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; + 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 = []; @@ -357,17 +253,20 @@ }); return entries; }; - d3.permute = function(array, indexes) { - var permutes = [], i = -1, n = indexes.length; - while (++i < n) permutes[i] = array[indexes[i]]; - return permutes; - }; d3.merge = function(arrays) { - return Array.prototype.concat.apply([], 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; }; - function d3_collapse(s) { - return s.trim().replace(/\s+/g, " "); - } + var abs = Math.abs; d3.range = function(start, stop, step) { if (arguments.length < 3) { step = 1; @@ -377,7 +276,7 @@ } } if ((stop - start) / step === Infinity) throw new Error("infinite range"); - var range = [], k = d3_range_integerScale(Math.abs(step)), i = -1, j; + 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; @@ -387,124 +286,197 @@ while (x * k % 1) k *= 10; return k; } - d3.requote = function(s) { - return s.replace(d3_requote_re, "\\$&"); - }; - var d3_requote_re = /[\\\^\$\*\+\?\|\[\]\(\)\.\{\}]/g; - d3.round = function(x, n) { - return n ? Math.round(x * (n = Math.pow(10, n))) / n : Math.round(x); - }; - d3.xhr = function(url, mimeType, callback) { - var xhr = {}, dispatch = d3.dispatch("progress", "load", "error"), headers = {}, response = d3_identity, request = new (window.XDomainRequest && /^(http(s)?:)?\/\//.test(url) ? XDomainRequest : XMLHttpRequest)(); - "onload" in request ? request.onload = request.onerror = respond : request.onreadystatechange = function() { - request.readyState > 3 && respond(); - }; - function respond() { - var s = request.status; - !s && request.responseText || s >= 200 && s < 300 || s === 304 ? dispatch.load.call(xhr, response.call(xhr, request)) : dispatch.error.call(xhr, request); + function d3_class(ctor, properties) { + for (var key in properties) { + Object.defineProperty(ctor.prototype, key, { + value: properties[key], + enumerable: false + }); } - 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; + } + 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); }; - xhr.response = function(value) { - response = value; - return xhr; + nest.entries = function(array) { + return entries(map(d3.map, array, 0), 0); }; - [ "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 (callback != null) xhr.on("error", callback).on("load", function(request) { - callback(null, request); - }); - request.send(data == null ? null : data); - return xhr; + nest.key = function(d) { + keys.push(d); + return nest; }; - xhr.abort = function() { - request.abort(); - return xhr; + nest.sortKeys = function(order) { + sortKeys[keys.length - 1] = order; + return nest; }; - d3.rebind(xhr, dispatch, "on"); - if (arguments.length === 2 && typeof mimeType === "function") callback = mimeType, - mimeType = null; - 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; - } - d3.text = function() { - return d3.xhr.apply(d3, arguments).response(d3_text); + nest.sortValues = function(order) { + sortValues = order; + return nest; + }; + nest.rollup = function(f) { + rollup = f; + return nest; + }; + return nest; }; - function d3_text(request) { - return request.responseText; - } - d3.json = function(url, callback) { - return d3.xhr(url, "application/json", callback).response(d3_json); + 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_json(request) { - return JSON.parse(request.responseText); + function d3_Set() { + this._ = Object.create(null); } - d3.html = function(url, callback) { - return d3.xhr(url, "text/html", callback).response(d3_html); - }; - function d3_html(request) { - var range = document.createRange(); - range.selectNode(document.body); - return range.createContextualFragment(request.responseText); + 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 = {}; + function d3_identity(d) { + return d; } - d3.xml = function() { - return d3.xhr.apply(d3, arguments).response(d3_xml); + 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_xml(request) { - return request.responseXML; + function d3_rebind(target, source, method) { + return function() { + var value = method.apply(source, arguments); + return value === source ? target : value; + }; } - 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.substring(0, i); - name = name.substring(i + 1); - } - return d3_nsPrefix.hasOwnProperty(prefix) ? { - space: d3_nsPrefix[prefix], - local: name - } : name; + 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); @@ -513,11 +485,17 @@ function d3_dispatch() {} d3_dispatch.prototype.on = function(type, listener) { var i = type.indexOf("."), name = ""; - if (i > 0) { - name = type.substring(i + 1); - type = type.substring(0, i); + 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; } - return arguments.length < 2 ? this[type].on(name) : this[type].on(name, listener); }; function d3_dispatch_event(dispatch) { var listeners = [], listenerByName = new d3_Map(); @@ -541,932 +519,503 @@ }; return event; } - d3.format = function(specifier) { - var match = d3_format_re.exec(specifier), fill = match[1] || " ", align = match[2] || ">", sign = match[3] || "", basePrefix = match[4] || "", zfill = match[5], width = +match[6], comma = match[7], precision = match[8], type = match[9], scale = 1, suffix = "", integer = false; - if (precision) precision = +precision.substring(1); - if (zfill || fill === "0" && align === "=") { - zfill = fill = "0"; - align = "="; - if (comma) width -= Math.floor((width - 1) / 4); - } - 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 (basePrefix) basePrefix = "0" + type.toLowerCase(); - - case "c": - case "d": - integer = true; - precision = 0; - break; - - case "s": - scale = -1; - type = "r"; - break; - } - if (basePrefix === "#") basePrefix = ""; - if (type == "r" && !precision) type = "g"; - type = d3_format_types.get(type) || d3_format_typeDefault; - var zcomma = zfill && comma; - return function(value) { - if (integer && value % 1) return ""; - var negative = value < 0 || value === 0 && 1 / value < 0 ? (value = -value, "-") : sign; - if (scale < 0) { - var prefix = d3.formatPrefix(value, precision); - value = prefix.scale(value); - suffix = prefix.symbol; - } else { - value *= scale; - } - value = type(value, precision); - if (!zfill && comma) value = d3_format_group(value); - var length = basePrefix.length + value.length + (zcomma ? 0 : negative.length), padding = length < width ? new Array(length = width - length + 1).join(fill) : ""; - if (zcomma) value = d3_format_group(padding + value); - if (d3_format_decimalPoint) value.replace(".", d3_format_decimalPoint); - negative += basePrefix; - 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)) + suffix; - }; - }; - var d3_format_re = /(?:([^{])?([<>=^]))?([+\- ])?(#)?(0)?([0-9]+)?(,)?(\.[0-9]+)?([a-zA-Z%])?/; - 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 d3.round(x, p = d3_format_precision(x, p)).toFixed(Math.max(0, Math.min(20, p))); - } - }); - function d3_format_precision(x, p) { - return p - (x ? 1 + Math.floor(Math.log(x + Math.pow(10, 1 + Math.floor(Math.log(x) / Math.LN10) - p)) / Math.LN10) : 1); + d3.event = null; + function d3_eventPreventDefault() { + d3.event.preventDefault(); } - function d3_format_typeDefault(x) { - return x + ""; + function d3_eventSource() { + var e = d3.event, s; + while (s = e.sourceEvent) e = s; + return e; } - var d3_format_group = d3_identity; - if (d3_format_grouping) { - var d3_format_groupingLength = d3_format_grouping.length; - d3_format_group = function(value) { - var i = value.lastIndexOf("."), f = i >= 0 ? "." + value.substring(i + 1) : (i = value.length, - ""), t = [], j = 0, g = d3_format_grouping[0]; - while (i > 0 && g > 0) { - t.push(value.substring(i -= g, i + g)); - g = d3_format_grouping[j = (j + 1) % d3_format_groupingLength]; - } - return t.reverse().join(d3_format_thousandsSeparator || "") + f; + 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; } - 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 <= 0 ? i + 1 : i - 1) / 3) * 3)); - } - return d3_formatPrefixes[8 + i / 3]; + d3.requote = function(s) { + return s.replace(d3_requote_re, "\\$&"); }; - function d3_formatPrefix(d, i) { - var k = Math.pow(10, Math.abs(8 - i) * 3); - return { - scale: i > 8 ? function(d) { - return d / k; - } : function(d) { - return d * k; - }, - symbol: d + 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_selectMatches = function(n, s) { + var d3_selectMatcher = n.matches || n[d3_vendorSymbol(n, "matchesSelector")]; + d3_selectMatches = function(n, s) { + return d3_selectMatcher.call(n, s); + }; + return d3_selectMatches(n, s); + }; + if (typeof Sizzle === "function") { + d3_select = function(s, n) { + return Sizzle(s, n)[0] || null; }; + d3_selectAll = Sizzle; + d3_selectMatches = Sizzle.matchesSelector; } - var d3_ease_default = function() { - return d3_identity; + d3.selection = function() { + return d3.select(d3_document.documentElement); }; - 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)); + 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); + } + } } - }); - d3.ease = function(name) { - var i = name.indexOf("-"), t = i >= 0 ? name.substring(0, i) : name, m = i >= 0 ? name.substring(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, Array.prototype.slice.call(arguments, 1)))); + return d3_selection(subgroups); }; - 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 * π / 2); - } - 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 / (2 * π) * 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) * 2 * π / p); - }; - } - function d3_ease_back(s) { - if (!s) s = 1.70158; - return function(t) { - return t * t * ((s + 1) * t - s); + function d3_selection_selector(selector) { + return typeof selector === "function" ? selector : function() { + return d3_select(selector, this); }; } - 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.event = null; - function d3_eventCancel() { - d3.event.stopPropagation(); - 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; + 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); }; - return dispatch; } - d3.transform = function(string) { - var g = document.createElementNS(d3.ns.prefix.svg, "g"); - return (d3.transform = function(string) { - g.setAttribute("transform", string); - var t = g.transform.baseVal.consolidate(); - return new d3_transform(t ? t.matrix : d3_transformIdentity); - })(string); + 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/" }; - 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; + 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; } - 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; + 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 k; + 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_transformCombine(a, b, k) { - a[0] += k * b[0]; - a[1] += k * b[1]; - return a; + function d3_collapse(s) { + return s.trim().replace(/\s+/g, " "); } - var d3_transformIdentity = { - a: 1, - b: 0, - c: 0, - d: 1, - e: 0, - f: 0 - }; - d3.interpolate = function(a, b) { - var i = d3.interpolators.length, f; - while (--i >= 0 && !(f = d3.interpolators[i](a, b))) ; - return f; - }; - d3.interpolateNumber = function(a, b) { - b -= a; - return function(t) { - return a + b * t; - }; - }; - d3.interpolateRound = function(a, b) { - b -= a; - return function(t) { - return Math.round(a + b * t); - }; - }; - d3.interpolateString = function(a, b) { - var m, i, j, s0 = 0, s1 = 0, s = [], q = [], n, o; - d3_interpolate_number.lastIndex = 0; - for (i = 0; m = d3_interpolate_number.exec(b); ++i) { - if (m.index) s.push(b.substring(s0, s1 = m.index)); - q.push({ - i: s.length, - x: m[0] - }); - s.push(null); - s0 = d3_interpolate_number.lastIndex; - } - if (s0 < b.length) s.push(b.substring(s0)); - for (i = 0, n = q.length; (m = d3_interpolate_number.exec(a)) && i < n; ++i) { - o = q[i]; - if (o.x == m[0]) { - if (o.i) { - if (s[o.i + 1] == null) { - s[o.i - 1] += o.x; - s.splice(o.i, 1); - for (j = i + 1; j < n; ++j) q[j].i--; - } else { - s[o.i - 1] += o.x + s[o.i + 1]; - s.splice(o.i, 2); - for (j = i + 1; j < n; ++j) q[j].i -= 2; - } + 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 { - if (s[o.i + 1] == null) { - s[o.i] = o.x; - } else { - s[o.i] = o.x + s[o.i + 1]; - s.splice(o.i + 1, 1); - for (j = i + 1; j < n; ++j) q[j].i--; - } + value = node.getAttribute("class"); + while (++i < n) if (!d3_selection_classedRe(name[i]).test(value)) return false; } - q.splice(i, 1); - n--; - i--; - } else { - o.x = d3.interpolateNumber(parseFloat(m[0]), parseFloat(o.x)); + return true; } + for (value in name) this.each(d3_selection_classed(value, name[value])); + return this; } - while (i < n) { - o = q.pop(); - if (s[o.i + 1] == null) { - s[o.i] = o.x; - } else { - s[o.i] = o.x + s[o.i + 1]; - s.splice(o.i + 1, 1); - } - n--; + 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); } - if (s.length === 1) { - return s[0] == null ? q[0].x : function() { - return b; - }; + function classedFunction() { + var i = -1, x = value.apply(this, arguments); + while (++i < n) name[i](this, x); } - return function(t) { - for (i = 0; i < n; ++i) s[(o = q[i]).i] = o.x(t); - return s.join(""); + 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) { + var node = this.node(); + return d3_window(node).getComputedStyle(node, null).getPropertyValue(name); + } + priority = ""; + } + return this.each(d3_selection_style(name, value, priority)); }; - d3.interpolateTransform = function(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(""); + function d3_selection_style(name, value, priority) { + function styleNull() { + this.style.removeProperty(name); } - 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 + ")"); + function styleConstant() { + this.style.setProperty(name, value, priority); } - 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 + ")"); + function styleFunction() { + var x = value.apply(this, arguments); + if (x == null) this.style.removeProperty(name); else this.style.setProperty(name, x, priority); } - 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 + ")"); + 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; } - n = q.length; - return function(t) { - var i = -1, o; - while (++i < n) s[(o = q[i]).i] = o.x(t); - return s.join(""); - }; + return this.each(d3_selection_property(name, value)); }; - d3.interpolateRgb = function(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)); - }; + 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.interpolateHsl = function(a, b) { - a = d3.hsl(a); - b = d3.hsl(b); - var h0 = a.h, s0 = a.s, l0 = a.l, h1 = b.h - h0, s1 = b.s - s0, l1 = b.l - l0; - if (h1 > 180) h1 -= 360; else if (h1 < -180) h1 += 360; - return function(t) { - return d3_hsl_rgb(h0 + h1 * t, s0 + s1 * t, l0 + l1 * t) + ""; - }; + 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.interpolateLab = function(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_selectionPrototype.append = function(name) { + name = d3_selection_creator(name); + return this.select(function() { + return this.appendChild(name.apply(this, arguments)); + }); }; - d3.interpolateHcl = function(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 (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) + ""; - }; + function d3_selection_creator(name) { + function create() { + var document = this.ownerDocument, namespace = this.namespaceURI; + return namespace ? document.createElementNS(namespace, name) : document.createElement(name); + } + function createNS() { + return this.ownerDocument.createElementNS(name.space, name.local); + } + return typeof name === "function" ? name : (name = d3.ns.qualify(name)).local ? createNS : create; + } + 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.interpolateArray = function(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; - }; + d3_selectionPrototype.remove = function() { + return this.each(d3_selectionRemove); }; - d3.interpolateObject = function(a, b) { - var i = {}, c = {}, k; - for (k in a) { - if (k in b) { - i[k] = d3_interpolateByName(k)(a[k], b[k]); + 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 { - c[k] = a[k]; + 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); } - for (k in b) { - if (!(k in a)) { - c[k] = b[k]; + 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); } } - return function(t) { - for (k in i) c[k] = i[k](t); - return c; + update.enter = function() { + return enter; }; - }; - var d3_interpolate_number = /[-+]?(?:\d+\.?\d*|\.?\d+)(?:[eE][-+]?\d+)?/g; - function d3_interpolateByName(name) { - return name == "transform" ? d3.interpolateTransform : d3.interpolate; - } - d3.interpolators = [ d3.interpolateObject, function(a, b) { - return b instanceof Array && d3.interpolateArray(a, b); - }, function(a, b) { - return (typeof a === "string" || typeof b === "string") && d3.interpolateString(a + "", b + ""); - }, function(a, b) { - return (typeof b === "string" ? d3_rgb_names.has(b) || /^(#|rgb\(|hsl\()/.test(b) : b instanceof d3_Color) && d3.interpolateRgb(a, b); - }, function(a, b) { - return !isNaN(a = +a) && !isNaN(b = +b) && d3.interpolateNumber(a, b); - } ]; - function d3_uninterpolateNumber(a, b) { - b = b - (a = +a) ? 1 / (b - a) : 0; - return function(x) { - return (x - a) * b; + update.exit = function() { + return exit; }; - } - function d3_uninterpolateClamp(a, b) { - b = b - (a = +a) ? 1 / (b - a) : 0; - return function(x) { - return Math.max(0, Math.min(1, (x - a) * b)); + return update; + }; + function d3_selection_dataNode(data) { + return { + __data__: data }; } - function d3_Color() {} - d3_Color.prototype.toString = function() { - return this.rgb() + ""; - }; - d3.rgb = function(r, g, b) { - return arguments.length === 1 ? r instanceof d3_Rgb ? d3_rgb(r.r, r.g, r.b) : d3_rgb_parse("" + r, d3_rgb, d3_hsl_rgb) : d3_rgb(~~r, ~~g, ~~b); + d3_selectionPrototype.datum = function(value) { + return arguments.length ? this.property("__data__", value) : this.property("__data__"); }; - function d3_rgb(r, g, b) { - return new d3_Rgb(r, g, b); - } - function d3_Rgb(r, g, b) { - this.r = r; - this.g = g; - this.b = b; - } - 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 d3_rgb(i, i, i); - if (r && r < i) r = i; - if (g && g < i) g = i; - if (b && b < i) b = i; - return d3_rgb(Math.min(255, Math.floor(r / k)), Math.min(255, Math.floor(g / k)), Math.min(255, Math.floor(b / k))); - }; - d3_rgbPrototype.darker = function(k) { - k = Math.pow(.7, arguments.length ? k : 1); - return d3_rgb(Math.floor(k * this.r), Math.floor(k * this.g), Math.floor(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, name; - 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])); + 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); } } } - if (name = d3_rgb_names.get(format)) return rgb(name.r, name.g, name.b); - if (format != null && format.charAt(0) === "#") { - if (format.length === 4) { - r = format.charAt(1); - r += r; - g = format.charAt(2); - g += g; - b = format.charAt(3); - b += b; - } else if (format.length === 7) { - r = format.substring(1, 3); - g = format.substring(3, 5); - b = format.substring(5, 7); - } - r = parseInt(r, 16); - g = parseInt(g, 16); - b = parseInt(b, 16); - } - 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 { - s = h = 0; - } - return 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: "#f0f8ff", - antiquewhite: "#faebd7", - aqua: "#00ffff", - aquamarine: "#7fffd4", - azure: "#f0ffff", - beige: "#f5f5dc", - bisque: "#ffe4c4", - black: "#000000", - blanchedalmond: "#ffebcd", - blue: "#0000ff", - blueviolet: "#8a2be2", - brown: "#a52a2a", - burlywood: "#deb887", - cadetblue: "#5f9ea0", - chartreuse: "#7fff00", - chocolate: "#d2691e", - coral: "#ff7f50", - cornflowerblue: "#6495ed", - cornsilk: "#fff8dc", - crimson: "#dc143c", - cyan: "#00ffff", - darkblue: "#00008b", - darkcyan: "#008b8b", - darkgoldenrod: "#b8860b", - darkgray: "#a9a9a9", - darkgreen: "#006400", - darkgrey: "#a9a9a9", - darkkhaki: "#bdb76b", - darkmagenta: "#8b008b", - darkolivegreen: "#556b2f", - darkorange: "#ff8c00", - darkorchid: "#9932cc", - darkred: "#8b0000", - darksalmon: "#e9967a", - darkseagreen: "#8fbc8f", - darkslateblue: "#483d8b", - darkslategray: "#2f4f4f", - darkslategrey: "#2f4f4f", - darkturquoise: "#00ced1", - darkviolet: "#9400d3", - deeppink: "#ff1493", - deepskyblue: "#00bfff", - dimgray: "#696969", - dimgrey: "#696969", - dodgerblue: "#1e90ff", - firebrick: "#b22222", - floralwhite: "#fffaf0", - forestgreen: "#228b22", - fuchsia: "#ff00ff", - gainsboro: "#dcdcdc", - ghostwhite: "#f8f8ff", - gold: "#ffd700", - goldenrod: "#daa520", - gray: "#808080", - green: "#008000", - greenyellow: "#adff2f", - grey: "#808080", - honeydew: "#f0fff0", - hotpink: "#ff69b4", - indianred: "#cd5c5c", - indigo: "#4b0082", - ivory: "#fffff0", - khaki: "#f0e68c", - lavender: "#e6e6fa", - lavenderblush: "#fff0f5", - lawngreen: "#7cfc00", - lemonchiffon: "#fffacd", - lightblue: "#add8e6", - lightcoral: "#f08080", - lightcyan: "#e0ffff", - lightgoldenrodyellow: "#fafad2", - lightgray: "#d3d3d3", - lightgreen: "#90ee90", - lightgrey: "#d3d3d3", - lightpink: "#ffb6c1", - lightsalmon: "#ffa07a", - lightseagreen: "#20b2aa", - lightskyblue: "#87cefa", - lightslategray: "#778899", - lightslategrey: "#778899", - lightsteelblue: "#b0c4de", - lightyellow: "#ffffe0", - lime: "#00ff00", - limegreen: "#32cd32", - linen: "#faf0e6", - magenta: "#ff00ff", - maroon: "#800000", - mediumaquamarine: "#66cdaa", - mediumblue: "#0000cd", - mediumorchid: "#ba55d3", - mediumpurple: "#9370db", - mediumseagreen: "#3cb371", - mediumslateblue: "#7b68ee", - mediumspringgreen: "#00fa9a", - mediumturquoise: "#48d1cc", - mediumvioletred: "#c71585", - midnightblue: "#191970", - mintcream: "#f5fffa", - mistyrose: "#ffe4e1", - moccasin: "#ffe4b5", - navajowhite: "#ffdead", - navy: "#000080", - oldlace: "#fdf5e6", - olive: "#808000", - olivedrab: "#6b8e23", - orange: "#ffa500", - orangered: "#ff4500", - orchid: "#da70d6", - palegoldenrod: "#eee8aa", - palegreen: "#98fb98", - paleturquoise: "#afeeee", - palevioletred: "#db7093", - papayawhip: "#ffefd5", - peachpuff: "#ffdab9", - peru: "#cd853f", - pink: "#ffc0cb", - plum: "#dda0dd", - powderblue: "#b0e0e6", - purple: "#800080", - red: "#ff0000", - rosybrown: "#bc8f8f", - royalblue: "#4169e1", - saddlebrown: "#8b4513", - salmon: "#fa8072", - sandybrown: "#f4a460", - seagreen: "#2e8b57", - seashell: "#fff5ee", - sienna: "#a0522d", - silver: "#c0c0c0", - skyblue: "#87ceeb", - slateblue: "#6a5acd", - slategray: "#708090", - slategrey: "#708090", - snow: "#fffafa", - springgreen: "#00ff7f", - steelblue: "#4682b4", - tan: "#d2b48c", - teal: "#008080", - thistle: "#d8bfd8", - tomato: "#ff6347", - turquoise: "#40e0d0", - violet: "#ee82ee", - wheat: "#f5deb3", - white: "#ffffff", - whitesmoke: "#f5f5f5", - yellow: "#ffff00", - yellowgreen: "#9acd32" - }); - d3_rgb_names.forEach(function(key, value) { - d3_rgb_names.set(key, d3_rgb_parse(value, d3_rgb, d3_hsl_rgb)); - }); - d3.hsl = function(h, s, l) { - return arguments.length === 1 ? h instanceof d3_Hsl ? d3_hsl(h.h, h.s, h.l) : d3_rgb_parse("" + h, d3_rgb_hsl, d3_hsl) : d3_hsl(+h, +s, +l); + return d3_selection(subgroups); }; - function d3_hsl(h, s, l) { - return new d3_Hsl(h, s, l); - } - function d3_Hsl(h, s, l) { - this.h = h; - this.s = s; - this.l = l; + function d3_selection_filter(selector) { + return function() { + return d3_selectMatches(this, selector); + }; } - var d3_hslPrototype = d3_Hsl.prototype = new d3_Color(); - d3_hslPrototype.brighter = function(k) { - k = Math.pow(.7, arguments.length ? k : 1); - return d3_hsl(this.h, this.s, this.l / k); - }; - d3_hslPrototype.darker = function(k) { - k = Math.pow(.7, arguments.length ? k : 1); - return 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 = h % 360; - if (h < 0) h += 360; - s = 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); + 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 d3_rgb(vv(h + 120), vv(h), vv(h - 120)); - } - d3.hcl = function(h, c, l) { - return arguments.length === 1 ? h instanceof d3_Hcl ? 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) : d3_hcl(+h, +c, +l); - }; - function d3_hcl(h, c, l) { - return new d3_Hcl(h, c, l); - } - function d3_Hcl(h, c, l) { - this.h = h; - this.c = c; - this.l = l; - } - var d3_hclPrototype = d3_Hcl.prototype = new d3_Color(); - d3_hclPrototype.brighter = function(k) { - return d3_hcl(this.h, this.c, Math.min(100, this.l + d3_lab_K * (arguments.length ? k : 1))); - }; - d3_hclPrototype.darker = function(k) { - return d3_hcl(this.h, this.c, Math.max(0, this.l - d3_lab_K * (arguments.length ? k : 1))); + return this; }; - d3_hclPrototype.rgb = function() { - return d3_hcl_lab(this.h, this.c, this.l).rgb(); + 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_hcl_lab(h, c, l) { - return d3_lab(l, Math.cos(h *= d3_radians) * c, Math.sin(h) * c); + 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.lab = function(l, a, b) { - return arguments.length === 1 ? l instanceof d3_Lab ? d3_lab(l.l, l.a, l.b) : l instanceof d3_Hcl ? d3_hcl_lab(l.l, l.c, l.h) : d3_rgb_lab((l = d3.rgb(l)).r, l.g, l.b) : d3_lab(+l, +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_lab(l, a, b) { - return new d3_Lab(l, a, b); - } - function d3_Lab(l, a, b) { - this.l = l; - this.a = a; - this.b = b; + 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; } - 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 d3_lab(Math.min(100, this.l + d3_lab_K * (arguments.length ? k : 1)), this.a, this.b); + d3_selectionPrototype.call = function(callback) { + var args = d3_array(arguments); + callback.apply(args[0] = this, args); + return this; }; - d3_labPrototype.darker = function(k) { - return d3_lab(Math.max(0, this.l - d3_lab_K * (arguments.length ? k : 1)), this.a, this.b); + d3_selectionPrototype.empty = function() { + return !this.node(); }; - d3_labPrototype.rgb = function() { - return d3_lab_rgb(this.l, this.a, this.b); + 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; }; - 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 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 d3_hcl(Math.atan2(b, a) / π * 180, Math.sqrt(a * a + b * b), 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)); - } - function d3_selection(groups) { - d3_arraySubclass(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_selectRoot = document.documentElement, d3_selectMatcher = d3_selectRoot.matchesSelector || d3_selectRoot.webkitMatchesSelector || d3_selectRoot.mozMatchesSelector || d3_selectRoot.msMatchesSelector || d3_selectRoot.oMatchesSelector, d3_selectMatches = function(n, s) { - return d3_selectMatcher.call(n, s); + d3_selectionPrototype.size = function() { + var n = 0; + d3_selection_each(this, function() { + ++n; + }); + return n; }; - if (typeof Sizzle === "function") { - d3_select = function(s, n) { - return Sizzle(s, n)[0] || null; - }; - d3_selectAll = function(s, n) { - return Sizzle.uniqueSort(Sizzle(s, n)); - }; - d3_selectMatches = Sizzle.matchesSelector; + function d3_selection_enter(selection) { + d3_subclass(selection, d3_selection_enterPrototype); + return selection; } - var d3_selectionPrototype = []; - d3.selection = function() { - return d3_selectionRoot; - }; - d3.selection.prototype = d3_selectionPrototype; - d3_selectionPrototype.select = function(selector) { - var subgroups = [], subgroup, subnode, group, node; - if (typeof selector !== "function") selector = d3_selection_selector(selector); + 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 = this[j]).parentNode; + subgroup.parentNode = group.parentNode; for (var i = -1, n = group.length; ++i < n; ) { if (node = group[i]) { - subgroup.push(subnode = selector.call(node, node.__data__, i)); - if (subnode && "__data__" in node) subnode.__data__ = node.__data__; + subgroup.push(upgroup[i] = subnode = selector.call(group.parentNode, node.__data__, i, j)); + subnode.__data__ = node.__data__; } else { subgroup.push(null); } @@ -1474,2449 +1023,5032 @@ } return d3_selection(subgroups); }; - function d3_selection_selector(selector) { - return function() { - return d3_select(selector, this); + 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_selectionPrototype.selectAll = function(selector) { - var subgroups = [], subgroup, node; - if (typeof selector !== "function") 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))); - subgroup.parentNode = node; - } - } + d3.select = function(node) { + var group; + if (typeof node === "string") { + group = [ d3_select(node, d3_document) ]; + group.parentNode = d3_document.documentElement; + } else { + group = [ node ]; + group.parentNode = d3_documentElement(node); } - return d3_selection(subgroups); + return d3_selection([ group ]); }; - function d3_selection_selectorAll(selector) { - return function() { - return d3_selectAll(selector, this); - }; - } - 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); + d3.selectAll = function(nodes) { + var group; + if (typeof nodes === "string") { + group = d3_array(d3_selectAll(nodes, d3_document)); + group.parentNode = d3_document.documentElement; + } else { + group = nodes; + group.parentNode = null; + } + return d3_selection([ group ]); + }; + 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; } - for (value in name) this.each(d3_selection_attr(value, name[value])); - return this; + if (n < 2) return (n = this.node()["__on" + type]) && n._; + capture = false; } - return this.each(d3_selection_attr(name, value)); + return this.each(d3_selection_on(type, listener, capture)); }; - 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); + 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.$); + delete this[name]; + } } - return value == null ? name.local ? attrNullNS : attrNull : typeof value === "function" ? name.local ? attrFunctionNS : attrFunction : name.local ? attrConstantNS : attrConstant; - } - d3_selectionPrototype.classed = function(name, value) { - if (arguments.length < 2) { - if (typeof name === "string") { - var node = this.node(), n = (name = name.trim().split(/^|\s+/g)).length, i = -1; - if (value = node.classList) { - while (++i < n) if (!value.contains(name[i])) return false; - } else { - value = node.className; - if (value.baseVal != null) value = value.baseVal; - while (++i < n) if (!d3_selection_classedRe(name[i]).test(value)) return false; + function onAdd() { + var l = wrap(listener, d3_array(arguments)); + onRemove.call(this); + this.addEventListener(type, this[name] = l, l.$ = 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 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"); + return i ? listener ? onAdd : onRemove : listener ? d3_noop : removeAll; } - function d3_selection_classed(name, value) { - name = name.trim().split(/\s+/).map(d3_selection_classedName); - var n = name.length; - function classedConstant() { - var i = -1; - while (++i < n) name[i](this, value); + var d3_selection_onFilters = d3.map({ + mouseenter: "mouseover", + mouseleave: "mouseout" + }); + if (d3_document) { + 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, d3_event_dragId = 0; + function d3_event_dragSuppress(node) { + var name = ".dragsuppress-" + ++d3_event_dragId, click = "click" + name, w = d3.select(d3_window(node)).on("touchmove" + name, d3_eventPreventDefault).on("dragstart" + name, d3_eventPreventDefault).on("selectstart" + name, d3_eventPreventDefault); + if (d3_event_dragSelect == null) { + d3_event_dragSelect = "onselectstart" in node ? false : d3_vendorSymbol(node.style, "userSelect"); } - function classedFunction() { - var i = -1, x = value.apply(this, arguments); - while (++i < n) name[i](this, x); + if (d3_event_dragSelect) { + var style = d3_documentElement(node).style, select = style[d3_event_dragSelect]; + style[d3_event_dragSelect] = "none"; } - return typeof value === "function" ? classedFunction : classedConstant; + 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); + } + }; } - 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.className, cb = c.baseVal != null, cv = cb ? c.baseVal : c; - if (value) { - re.lastIndex = 0; - if (!re.test(cv)) { - cv = d3_collapse(cv + " " + name); - if (cb) c.baseVal = cv; else node.className = cv; + d3.mouse = function(container) { + return d3_mousePoint(container, d3_eventSource()); + }; + var d3_mouse_bug44083 = this.navigator && /WebKit/.test(this.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) { + var window = d3_window(container); + if (window.scrollX || 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(); } - } else if (cv) { - cv = d3_collapse(cv.replace(re, " ")); - if (cb) c.baseVal = cv; else node.className = cv; } - }; + 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_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; + 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); } - if (n < 2) return 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); + d3.behavior.drag = function() { + var event = d3_eventDispatch(drag, "drag", "dragstart", "dragend"), origin = null, mousedown = dragstart(d3_noop, d3.mouse, d3_window, "mousemove", "mouseup"), touchstart = dragstart(d3_behavior_dragTouchId, d3.touch, d3_identity, "touchmove", "touchend"); + function drag() { + this.on("mousedown.drag", mousedown).on("touchstart.drag", touchstart); } - function styleFunction() { - var x = value.apply(this, arguments); - if (x == null) this.style.removeProperty(name); else this.style.setProperty(name, x, priority); + 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(target)).on(move + dragName, moved).on(end + dragName, ended), dragRestore = d3_event_dragSuppress(target), 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" + }); + } + }; } - return value == null ? styleNull : typeof value === "function" ? styleFunction : styleConstant; + 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; } - 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; + 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) ]; } - return this.each(d3_selection_property(name, value)); + interpolate.duration = S * 1e3; + return interpolate; }; - function d3_selection_property(name, value) { - function propertyNull() { - delete this[name]; + 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; + if (!d3_behavior_zoomWheel) { + 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"); + } + 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 propertyConstant() { - this[name] = value; + function point(l) { + return [ l[0] * view.k + view.x, l[1] * view.k + view.y ]; } - function propertyFunction() { - var x = value.apply(this, arguments); - if (x == null) delete this[name]; else this[name] = x; + function scaleTo(s) { + view.k = Math.max(scaleExtent[0], Math.min(scaleExtent[1], s)); } - 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.ns.qualify(name); - function append() { - return this.appendChild(document.createElementNS(this.namespaceURI, name)); + 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 appendNS() { - return this.appendChild(document.createElementNS(name.space, name.local)); + 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)); } - return this.select(name.local ? appendNS : append); - }; - d3_selectionPrototype.insert = function(name, before) { - name = d3.ns.qualify(name); - function insert() { - return this.insertBefore(document.createElementNS(this.namespaceURI, name), d3_select(before, this)); + function zoomstarted(dispatch) { + if (!zooming++) dispatch({ + type: "zoomstart" + }); } - function insertNS() { - return this.insertBefore(document.createElementNS(name.space, name.local), d3_select(before, this)); + function zoomed(dispatch) { + rescale(); + dispatch({ + type: "zoom", + scale: view.k, + translate: [ view.x, view.y ] + }); } - return this.select(name.local ? insertNS : insert); - }; - d3_selectionPrototype.remove = function() { - return this.each(function() { - 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__; + 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(that)).on(mousemove, moved).on(mouseup, ended), location0 = location(d3.mouse(that)), dragRestore = d3_event_dragSuppress(that); + 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(that); + 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; } } - return value; - } - function bind(group, groupData) { - var i, n = group.length, m = groupData.length, n0 = Math.min(n, m), n1 = Math.max(n, m), updateNodes = [], enterNodes = [], exitNodes = [], node, nodeData; - if (key) { - var nodeByKeyValue = new d3_Map(), keyValues = [], keyValue, j = groupData.length; - for (i = -1; ++i < n; ) { - keyValue = key.call(node = group[i], node.__data__, i); - if (nodeByKeyValue.has(keyValue)) { - exitNodes[j++] = node; - } else { - nodeByKeyValue.set(keyValue, node); + 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; } - keyValues.push(keyValue); } - for (i = -1; ++i < m; ) { - keyValue = key.call(groupData, nodeData = groupData[i], i); - if (nodeByKeyValue.has(keyValue)) { - updateNodes[i] = node = nodeByKeyValue.get(keyValue); - node.__data__ = nodeData; - enterNodes[i] = exitNodes[i] = null; - } else { - enterNodes[i] = d3_selection_dataNode(nodeData); - updateNodes[i] = exitNodes[i] = null; - } - nodeByKeyValue.remove(keyValue); + 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); } - for (i = -1; ++i < n; ) { - if (nodeByKeyValue.has(keyValues[i])) { - exitNodes[i] = group[i]; + 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]; } - } - } else { - for (i = -1; ++i < n0; ) { - node = group[i]; - nodeData = groupData[i]; - if (node) { - node.__data__ = nodeData; - updateNodes[i] = node; - enterNodes[i] = exitNodes[i] = null; - } else { - enterNodes[i] = d3_selection_dataNode(nodeData); - updateNodes[i] = exitNodes[i] = null; + for (var identifier in locations0) { + return void relocate(); } } - for (;i < m; ++i) { - enterNodes[i] = d3_selection_dataNode(groupData[i]); - updateNodes[i] = exitNodes[i] = null; - } - for (;i < n1; ++i) { - exitNodes[i] = group[i]; - enterNodes[i] = updateNodes[i] = null; - } - } - 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); - } + 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); } - 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__"); + return d3.rebind(zoom, event, "on"); }; - 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)) { - subgroup.push(node); - } - } - } - return d3_selection(subgroups); + var d3_behavior_zoomInfinity = [ 0, Infinity ], d3_behavior_zoomDelta, d3_behavior_zoomWheel; + d3.color = d3_color; + function d3_color() {} + d3_color.prototype.toString = function() { + return this.rgb() + ""; }; - function d3_selection_filter(selector) { - return function() { - return d3_selectMatches(this, selector); - }; + 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); } - 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; + 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_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(); + d3_hslPrototype.darker = function(k) { + k = Math.pow(.7, arguments.length ? k : 1); + return new d3_hsl(this.h, this.s, k * this.l); }; - function d3_selection_sortComparator(comparator) { - if (!arguments.length) comparator = d3.ascending; - return function(a, b) { - return comparator(a && a.__data__, b && b.__data__); - }; - } - 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)); + d3_hslPrototype.rgb = function() { + return d3_hsl_rgb(this.h, this.s, this.l); }; - function d3_selection_on(type, listener, capture) { - var name = "__on" + type, i = type.indexOf("."); - if (i > 0) type = type.substring(0, i); - function onRemove() { - var wrapper = this[name]; - if (wrapper) { - this.removeEventListener(type, wrapper, wrapper.$); - delete this[name]; - } + 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 onAdd() { - var node = this, args = d3_array(arguments); - onRemove.call(this); - this.addEventListener(type, this[name] = wrapper, wrapper.$ = capture); - wrapper._ = listener; - function wrapper(e) { - var o = d3.event; - d3.event = e; - args[0] = node.__data__; - try { - listener.apply(node, args); - } finally { - d3.event = o; - } - } + function vv(h) { + return Math.round(v(h) * 255); } - return listener ? onAdd : onRemove; + return new d3_rgb(vv(h + 120), vv(h), vv(h - 120)); } - d3_selectionPrototype.each = function(callback) { - return d3_selection_each(this, function(node, i, j) { - callback.call(node, node.__data__, i, j); - }); + 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))); }; - 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_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_selectionPrototype.call = function(callback) { - var args = d3_array(arguments); - callback.apply(args[0] = this, args); - return this; + 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_selectionPrototype.empty = function() { - return !this.node(); + 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_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_labPrototype.rgb = function() { + return d3_lab_rgb(this.l, this.a, this.b); }; - d3_selectionPrototype.transition = function() { - var id = d3_transitionInheritId || ++d3_transitionId, subgroups = [], subgroup, node, transition = Object.create(d3_transitionInherit); - transition.time = Date.now(); - for (var j = -1, m = this.length; ++j < m; ) { - subgroups.push(subgroup = []); - for (var group = this[j], i = -1, n = group.length; ++i < n; ) { - if (node = group[i]) d3_transitionNode(node, i, id, transition); - subgroup.push(node); - } - } - return d3_transition(subgroups, id); + 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)); }; - var d3_selectionRoot = d3_selection([ [ document ] ]); - d3_selectionRoot[0].parentNode = d3_selectRoot; - d3.select = function(selector) { - return typeof selector === "string" ? d3_selectionRoot.select(selector) : d3_selection([ [ selector ] ]); + 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.selectAll = function(selector) { - return typeof selector === "string" ? d3_selectionRoot.selectAll(selector) : d3_selection([ d3_array(selector) ]); + d3_rgbPrototype.hsl = function() { + return d3_rgb_hsl(this.r, this.g, this.b); }; - function d3_selection_enter(selection) { - d3_arraySubclass(selection, d3_selection_enterPrototype); - return selection; + 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); } - 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.insert = d3_selectionPrototype.insert; - d3_selection_enterPrototype.empty = d3_selectionPrototype.empty; - d3_selection_enterPrototype.node = d3_selectionPrototype.node; - 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)); - subnode.__data__ = node.__data__; - } else { - subgroup.push(null); + 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])); } } } - return d3_selection(subgroups); - }; - function d3_transition(groups, id) { - d3_arraySubclass(groups, d3_transitionPrototype); - groups.id = id; - return groups; - } - var d3_transitionPrototype = [], d3_transitionId = 0, d3_transitionInheritId, d3_transitionInherit = { - ease: d3_ease_cubicInOut, - delay: 0, - duration: 250 - }; - d3_transitionPrototype.call = d3_selectionPrototype.call; - d3_transitionPrototype.empty = d3_selectionPrototype.empty; - d3_transitionPrototype.node = d3_selectionPrototype.node; - d3.transition = function(selection) { - return arguments.length ? d3_transitionInheritId ? selection.transition() : selection : d3_selectionRoot.transition(); - }; - d3.transition.prototype = d3_transitionPrototype; - function d3_transitionNode(node, i, id, inherit) { - var lock = node.__transition__ || (node.__transition__ = { - active: 0, - count: 0 - }), transition = lock[id]; - if (!transition) { - var time = inherit.time; - transition = lock[id] = { - tween: new d3_Map(), - event: d3.dispatch("start", "end"), - time: time, - ease: inherit.ease, - delay: inherit.delay, - duration: inherit.duration + if (color = d3_rgb_names.get(format.toLowerCase())) { + 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, + rebeccapurple: 6697881, + 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; + 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 (this.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))); }; - ++lock.count; - d3.timer(function(elapsed) { - var d = node.__data__, ease = transition.ease, event = transition.event, delay = transition.delay, duration = transition.duration, tweened = []; - return delay <= elapsed ? start(elapsed) : d3.timer(start, delay, time), 1; - function start(elapsed) { - if (lock.active > id) return stop(); - lock.active = id; - event.start.call(node, d, i); - transition.tween.forEach(function(key, value) { - if (value = value.call(node, d, i)) { - tweened.push(value); + }); + 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; } - }); - if (!tick(elapsed)) d3.timer(tick, 0, time); - return 1; - } - function tick(elapsed) { - if (lock.active !== id) return stop(); - var t = (elapsed - delay) / duration, e = ease(t), n = tweened.length; - while (n > 0) { - tweened[--n].call(node, e); } - if (t >= 1) { - stop(); - event.end.call(node, d, i); - return 1; + 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, '"'); } - function stop() { - if (--lock.count) delete lock[id]; else delete node.__transition__; - return 1; + 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); } - }, 0, time); - return transition; - } - } - d3_transitionPrototype.select = function(selector) { - var id = this.id, subgroups = [], subgroup, subnode, node; - if (typeof selector !== "function") selector = d3_selection_selector(selector); - for (var j = -1, m = this.length; ++j < m; ) { - subgroups.push(subgroup = []); - for (var group = this[j], i = -1, n = group.length; ++i < n; ) { - if ((node = group[i]) && (subnode = selector.call(node, node.__data__, i))) { - if ("__data__" in node) subnode.__data__ = node.__data__; - d3_transitionNode(subnode, i, id, node.__transition__[id]); - subgroup.push(subnode); - } else { - subgroup.push(null); + 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 d3_transition(subgroups, id); - }; - d3_transitionPrototype.selectAll = function(selector) { - var id = this.id, subgroups = [], subgroup, subnodes, node, subnode, transition; - if (typeof selector !== "function") 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]) { - transition = node.__transition__[id]; - subnodes = selector.call(node, node.__data__, i); - subgroups.push(subgroup = []); - for (var k = -1, o = subnodes.length; ++k < o; ) { - d3_transitionNode(subnode = subnodes[k], k, id, transition); - subgroup.push(subnode); + 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 d3_transition(subgroups, id); + return dsv; }; - d3_transitionPrototype.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 = []); - for (var group = this[j], i = 0, n = group.length; i < n; i++) { - if ((node = group[i]) && filter.call(node, node.__data__, i)) { - subgroup.push(node); - } - } + 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 = this[d3_vendorSymbol(this, "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); } - return d3_transition(subgroups, this.id, this.time).ease(this.ease()); }; - d3_transitionPrototype.attr = function(nameNS, value) { - if (arguments.length < 2) { - for (value in nameNS) this.attr(value, nameNS[value]); - return this; + 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); } - var interpolate = d3_interpolateByName(nameNS), name = d3.ns.qualify(nameNS); - function attrNull() { - this.removeAttribute(name); - } - function attrNullNS() { - this.removeAttributeNS(name.space, name.local); - } - return d3_transition_tween(this, "attr." + nameNS, value, function(b) { - function attrString() { - var a = this.getAttribute(name), i; - return a !== b && (i = interpolate(a, b), function(t) { - this.setAttribute(name, i(t)); - }); - } - function attrStringNS() { - var a = this.getAttributeNS(name.space, name.local), i; - return a !== b && (i = interpolate(a, b), function(t) { - this.setAttributeNS(name.space, name.local, i(t)); - }); - } - return b == null ? name.local ? attrNullNS : attrNull : (b += "", name.local ? attrStringNS : attrString); - }); - }; - d3_transitionPrototype.attrTween = function(nameNS, tween) { - var name = d3.ns.qualify(nameNS); - function attrTween(d, i) { - var f = tween.call(this, d, i, this.getAttribute(name)); - return f && function(t) { - this.setAttribute(name, f(t)); - }; - } - function attrTweenNS(d, i) { - var f = tween.call(this, d, i, this.getAttributeNS(name.space, name.local)); - return f && function(t) { - this.setAttributeNS(name.space, name.local, f(t)); - }; - } - return this.tween("attr." + nameNS, name.local ? attrTweenNS : attrTween); - }; - d3_transitionPrototype.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.style(priority, name[priority], value); - return this; - } - priority = ""; - } - var interpolate = d3_interpolateByName(name); - function styleNull() { - this.style.removeProperty(name); - } - return d3_transition_tween(this, "style." + name, value, function(b) { - function styleString() { - var a = getComputedStyle(this, null).getPropertyValue(name), i; - return a !== b && (i = interpolate(a, b), function(t) { - this.style.setProperty(name, i(t), priority); - }); - } - return b == null ? styleNull : (b += "", styleString); - }); - }; - d3_transitionPrototype.styleTween = function(name, tween, priority) { - if (arguments.length < 3) priority = ""; - return this.tween("style." + name, function(d, i) { - var f = tween.call(this, d, i, getComputedStyle(this, null).getPropertyValue(name)); - return f && function(t) { - this.style.setProperty(name, f(t), priority); - }; - }); - }; - d3_transitionPrototype.text = function(value) { - return d3_transition_tween(this, "text", value, d3_transition_text); - }; - function d3_transition_text(b) { - if (b == null) b = ""; - return function() { - this.textContent = b; - }; - } - d3_transitionPrototype.remove = function() { - return this.each("end.transition", function() { - var p; - if (!this.__transition__ && (p = this.parentNode)) p.removeChild(this); - }); - }; - d3_transitionPrototype.ease = function(value) { - var id = this.id; - if (arguments.length < 1) return this.node().__transition__[id].ease; - if (typeof value !== "function") value = d3.ease.apply(d3, arguments); - return d3_selection_each(this, function(node) { - node.__transition__[id].ease = value; - }); - }; - d3_transitionPrototype.delay = function(value) { - var id = this.id; - return d3_selection_each(this, typeof value === "function" ? function(node, i, j) { - node.__transition__[id].delay = value.call(node, node.__data__, i, j) | 0; - } : (value |= 0, function(node) { - node.__transition__[id].delay = value; - })); - }; - d3_transitionPrototype.duration = function(value) { - var id = this.id; - return d3_selection_each(this, typeof value === "function" ? function(node, i, j) { - node.__transition__[id].duration = Math.max(1, value.call(node, node.__data__, i, j) | 0); - } : (value = Math.max(1, value | 0), function(node) { - node.__transition__[id].duration = value; - })); - }; - d3_transitionPrototype.each = function(type, listener) { - var id = this.id; - if (arguments.length < 2) { - var inherit = d3_transitionInherit, inheritId = d3_transitionInheritId; - d3_transitionInheritId = id; - d3_selection_each(this, function(node, i, j) { - d3_transitionInherit = node.__transition__[id]; - type.call(node, node.__data__, i, j); - }); - d3_transitionInherit = inherit; - d3_transitionInheritId = inheritId; - } else { - d3_selection_each(this, function(node) { - node.__transition__[id].event.on(type, listener); - }); - } - return this; - }; - d3_transitionPrototype.transition = function() { - var id0 = this.id, id1 = ++d3_transitionId, subgroups = [], subgroup, group, node, transition; - for (var j = 0, m = this.length; j < m; j++) { - subgroups.push(subgroup = []); - for (var group = this[j], i = 0, n = group.length; i < n; i++) { - if (node = group[i]) { - transition = Object.create(node.__transition__[id0]); - transition.delay += transition.duration; - d3_transitionNode(node, i, id1, transition); - } - subgroup.push(node); - } - } - return d3_transition(subgroups, id1); - }; - d3_transitionPrototype.tween = function(name, tween) { - var id = this.id; - if (arguments.length < 2) return this.node().__transition__[id].tween.get(name); - return d3_selection_each(this, tween == null ? function(node) { - node.__transition__[id].tween.remove(name); - } : function(node) { - node.__transition__[id].tween.set(name, tween); - }); - }; - function d3_transition_tween(groups, name, value, tween) { - var id = groups.id; - return d3_selection_each(groups, typeof value === "function" ? function(node, i, j) { - node.__transition__[id].tween.set(name, tween(value.call(node, node.__data__, i, j))); - } : (value = tween(value), function(node) { - node.__transition__[id].tween.set(name, value); - })); - } - var d3_timer_id = 0, d3_timer_byId = {}, d3_timer_queue = null, d3_timer_interval, d3_timer_timeout; - d3.timer = function(callback, delay, then) { - if (arguments.length < 3) { - if (arguments.length < 2) delay = 0; else if (!isFinite(delay)) return; - then = Date.now(); - } - var timer = d3_timer_byId[callback.id]; - if (timer && timer.callback === callback) { - timer.then = then; - timer.delay = delay; - } else d3_timer_byId[callback.id = ++d3_timer_id] = d3_timer_queue = { - callback: callback, - then: then, - delay: delay, - next: d3_timer_queue - }; - 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 elapsed, now = Date.now(), t1 = d3_timer_queue; - while (t1) { - elapsed = now - t1.then; - if (elapsed >= t1.delay) t1.flush = t1.callback(elapsed); - t1 = t1.next; - } - var delay = d3_timer_flush() - 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; } - d3.timer.flush = function() { - var elapsed, now = Date.now(), t1 = d3_timer_queue; + function d3_timer_sweep() { + var t0, t1 = d3_timer_queueHead, time = Infinity; while (t1) { - elapsed = now - t1.then; - if (!t1.delay) t1.flush = t1.callback(elapsed); - t1 = t1.next; - } - d3_timer_flush(); - }; - function d3_timer_flush() { - var t0 = null, t1 = d3_timer_queue, then = Infinity; - while (t1) { - if (t1.flush) { - delete d3_timer_byId[t1.callback.id]; - t1 = t0 ? t0.next = t1.next : d3_timer_queue = t1.next; + if (t1.f) { + t1 = t0 ? t0.n = t1.n : d3_timer_queueHead = t1.n; } else { - then = Math.min(then, t1.then + t1.delay); - t1 = (t0 = t1).next; + if (t1.t < time) time = t1.t; + t1 = (t0 = t1).n; } } - return then; + d3_timer_queueTail = t0; + return time; } - var d3_timer_frame = window.requestAnimationFrame || window.webkitRequestAnimationFrame || window.mozRequestAnimationFrame || window.oRequestAnimationFrame || window.msRequestAnimationFrame || function(callback) { - setTimeout(callback, 17); - }; - d3.mouse = function(container) { - return d3_mousePoint(container, d3_eventSource()); + 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_mouse_bug44083 = /WebKit/.test(navigator.userAgent) ? -1 : 0; - function d3_mousePoint(container, e) { - var svg = container.ownerSVGElement || container; - if (svg.createSVGPoint) { - var point = svg.createSVGPoint(); - if (d3_mouse_bug44083 < 0 && (window.scrollX || window.scrollY)) { - svg = d3.select(document.body).append("svg").style("position", "absolute").style("top", 0).style("left", 0); - 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 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)); } - var rect = container.getBoundingClientRect(); - return [ e.clientX - rect.left - container.clientLeft, e.clientY - rect.top - container.clientTop ]; - } - 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; - }) : []; + return d3_formatPrefixes[8 + i / 3]; }; - function d3_noop() {} - d3.scale = {}; - function d3_scaleExtent(domain) { - var start = domain[0], stop = domain[domain.length - 1]; - return start < stop ? [ start, stop ] : [ stop, start ]; + 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_scaleRange(scale) { - return scale.rangeExtent ? scale.rangeExtent() : d3_scaleExtent(scale.range()); + 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; + }; + }; } - 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; - } - if (nice = nice(x1 - x0)) { - domain[i0] = nice.floor(x0); - domain[i1] = nice.ceil(x1); + 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)))); } - return domain; + }); + function d3_format_typeDefault(x) { + return x + ""; } - function d3_scale_niceDefault() { - return Math; + 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.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); + 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); } - scale.invert = function(y) { - return input(y); + }; + 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; + } }; - scale.domain = function(x) { - if (!arguments.length) return domain; - domain = x.map(Number); - return rescale(); + } + 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); }; - scale.range = function(x) { - if (!arguments.length) return range; - range = x; - return rescale(); + }); + 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; }; - scale.rangeRound = function(x) { - return scale.range(x).interpolate(d3.interpolateRound); + 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); }; - scale.clamp = function(x) { - if (!arguments.length) return clamp; - clamp = x; - return rescale(); + d3_geo_centroid.lineEnd = function() { + nextPoint(λ00, φ00); + d3_geo_centroid.lineEnd = d3_geo_centroidLineEnd; + d3_geo_centroid.point = d3_geo_centroidPoint; }; - scale.interpolate = function(x) { - if (!arguments.length) return interpolate; - interpolate = x; - return rescale(); + 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]); }; - scale.ticks = function(m) { - return d3_scale_linearTicks(domain, m); + 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; }; - scale.tickFormat = function(m) { - return d3_scale_linearTickFormat(domain, m); + } + 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())); + } }; - scale.nice = function() { - d3_scale_nice(domain, d3_scale_linearNice); - return rescale(); + } + 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; + } }; - scale.copy = function() { - return d3_scale_linear(domain, range, interpolate, clamp); + } + 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; }; - return rescale(); - } - function d3_scale_linearRebind(scale, linear) { - return d3.rebind(scale, linear, "range", "rangeRound", "interpolate", "clamp"); } - function d3_scale_linearNice(dx) { - dx = Math.pow(10, Math.round(Math.log(dx) / Math.LN10) - 1); - return dx && { - floor: function(x) { - return Math.floor(x / dx) * dx; + 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; }, - ceil: function(x) { - return Math.ceil(x / dx) * dx; + 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; } }; - } - function d3_scale_linearTickRange(domain, m) { - 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) { - return d3.format(",." + Math.max(0, -Math.floor(Math.log(d3_scale_linearTickRange(domain, m)[2]) / Math.LN10 + .01)) + "f"); - } - 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_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.log = function() { - return d3_scale_log(d3.scale.linear(), d3_scale_logp); + return clipExtent.extent([ [ 0, 0 ], [ 960, 500 ] ]); }; - function d3_scale_log(linear, log) { - var pow = log.pow; - function scale(x) { - return linear(log(x)); - } - scale.invert = function(x) { - return pow(linear.invert(x)); - }; - scale.domain = function(x) { - if (!arguments.length) return linear.domain().map(pow); - log = x[0] < 0 ? d3_scale_logn : d3_scale_logp; - pow = log.pow; - linear.domain(x.map(log)); - return scale; - }; - scale.nice = function() { - linear.domain(d3_scale_nice(linear.domain(), d3_scale_niceDefault)); - return scale; - }; - scale.ticks = function() { - var extent = d3_scaleExtent(linear.domain()), ticks = []; - if (extent.every(isFinite)) { - var i = Math.floor(extent[0]), j = Math.ceil(extent[1]), u = pow(extent[0]), v = pow(extent[1]); - if (log === d3_scale_logn) { - ticks.push(pow(i)); - for (;i++ < j; ) for (var k = 9; k > 0; k--) ticks.push(pow(i) * k); + 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 { - for (;i < j; i++) for (var k = 1; k < 10; k++) ticks.push(pow(i) * k); - ticks.push(pow(i)); + listener.point(to[0], to[1]); } - 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 < 2) format = d3_scale_logFormat; - if (!arguments.length) return format; - var k = Math.max(.1, n / scale.ticks().length), f = log === d3_scale_logn ? (e = -1e-12, - Math.floor) : (e = 1e-12, Math.ceil), e; - return function(d) { - return d / pow(f(log(d) + e)) <= k ? format(d) : ""; - }; - }; - scale.copy = function() { - return d3_scale_log(linear.copy(), log); + 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; }; - return d3_scale_linearRebind(scale, linear); - } - var d3_scale_logFormat = d3.format(".0e"); - function d3_scale_logp(x) { - return Math.log(x < 0 ? 0 : x) / Math.LN10; - } - function d3_scale_logn(x) { - return -Math.log(x > 0 ? 0 : -x) / Math.LN10; - } - d3_scale_logp.pow = function(x) { - return Math.pow(10, x); - }; - d3_scale_logn.pow = function(x) { - return -Math.pow(10, -x); - }; - d3.scale.pow = function() { - return d3_scale_pow(d3.scale.linear(), 1); - }; - function d3_scale_pow(linear, exponent) { - var powp = d3_scale_powPow(exponent), powb = d3_scale_powPow(1 / exponent); - function scale(x) { - return linear(powp(x)); + 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; } - scale.invert = function(x) { - return powb(linear.invert(x)); - }; - scale.domain = function(x) { - if (!arguments.length) return linear.domain().map(powb); - linear.domain(x.map(powp)); - return scale; - }; - scale.ticks = function(m) { - return d3_scale_linearTicks(scale.domain(), m); - }; - scale.tickFormat = function(m) { - return d3_scale_linearTickFormat(scale.domain(), m); - }; - scale.nice = function() { - return scale.domain(d3_scale_nice(scale.domain(), d3_scale_linearNice)); - }; - scale.exponent = function(x) { - if (!arguments.length) return exponent; - var domain = scale.domain(); - powp = d3_scale_powPow(exponent = x); - powb = d3_scale_powPow(1 / exponent); - return scale.domain(domain); - }; - scale.copy = function() { - return d3_scale_pow(linear.copy(), exponent); + 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 d3_scale_linearRebind(scale, linear); + return p; } - function d3_scale_powPow(e) { - return function(x) { - return x < 0 ? -Math.pow(-x, e) : Math.pow(x, e); + 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.scale.sqrt = function() { - return d3.scale.pow().exponent(.5); - }; - d3.scale.ordinal = function() { - return d3_scale_ordinal([], { - t: "range", - a: [ [] ] - }); + (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); }; - function d3_scale_ordinal(domain, ranger) { - var index, range, rangeBand; - function scale(x) { - return range[((index.get(x) || index.set(x, domain.push(x))) - 1) % range.length]; - } - function steps(start, step) { - return d3.range(domain.length).map(function(i) { - return start + step * i; - }); + 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; } - 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 = (stop - start) / (Math.max(1, domain.length - 1) + padding); - range = steps(domain.length < 2 ? (start + stop) / 2 : start + step * padding / 2, step); - rangeBand = 0; - ranger = { - t: "rangePoints", - 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; + 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); }; - 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)), error = stop - start - (domain.length - padding) * step; - range = steps(start + Math.round(error / 2), step); - if (reverse) range.reverse(); - rangeBand = Math.round(step * (1 - padding)); - ranger = { - t: "rangeRoundBands", - a: arguments + 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(); + } }; - return scale; - }; - scale.rangeBand = function() { - return rangeBand; }; - scale.rangeExtent = function() { - return d3_scaleExtent(ranger.a[0]); + albersUsa.precision = function(_) { + if (!arguments.length) return lower48.precision(); + lower48.precision(_); + alaska.precision(_); + hawaii.precision(_); + return albersUsa; }; - scale.copy = function() { - return d3_scale_ordinal(domain, ranger); + albersUsa.scale = function(_) { + if (!arguments.length) return lower48.scale(); + lower48.scale(_); + alaska.scale(_ * .35); + hawaii.scale(_); + return albersUsa.translate(lower48.translate()); }; - 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 = [ "#1f77b4", "#ff7f0e", "#2ca02c", "#d62728", "#9467bd", "#8c564b", "#e377c2", "#7f7f7f", "#bcbd22", "#17becf" ]; - var d3_category20 = [ "#1f77b4", "#aec7e8", "#ff7f0e", "#ffbb78", "#2ca02c", "#98df8a", "#d62728", "#ff9896", "#9467bd", "#c5b0d5", "#8c564b", "#c49c94", "#e377c2", "#f7b6d2", "#7f7f7f", "#c7c7c7", "#bcbd22", "#dbdb8d", "#17becf", "#9edae5" ]; - var d3_category20b = [ "#393b79", "#5254a3", "#6b6ecf", "#9c9ede", "#637939", "#8ca252", "#b5cf6b", "#cedb9c", "#8c6d31", "#bd9e39", "#e7ba52", "#e7cb94", "#843c39", "#ad494a", "#d6616b", "#e7969c", "#7b4173", "#a55194", "#ce6dbd", "#de9ed6" ]; - var d3_category20c = [ "#3182bd", "#6baed6", "#9ecae1", "#c6dbef", "#e6550d", "#fd8d3c", "#fdae6b", "#fdd0a2", "#31a354", "#74c476", "#a1d99b", "#c7e9c0", "#756bb1", "#9e9ac8", "#bcbddc", "#dadaeb", "#636363", "#969696", "#bdbdbd", "#d9d9d9" ]; - d3.scale.quantile = function() { - return d3_scale_quantile([], []); + 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); }; - 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 NaN; - return range[d3.bisect(thresholds, x)]; + 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); } - scale.domain = function(x) { - if (!arguments.length) return domain; - domain = x.filter(function(d) { - return !isNaN(d); - }).sort(d3.ascending); - return rescale(); - }; - scale.range = function(x) { - if (!arguments.length) return range; - range = x; - return rescale(); - }; - scale.quantiles = function() { - return thresholds; + }; + 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; }; - scale.copy = function() { - return d3_scale_quantile(domain, range); + function nextPoint(x, y) { + d3_geo_pathAreaPolygon += y0 * x - x0 * y; + x0 = x, y0 = y; + } + d3_geo_pathArea.lineEnd = function() { + nextPoint(x00, y00); }; - return rescale(); } - d3.scale.quantize = function() { - return d3_scale_quantize(0, 1, [ 0, 1 ]); + 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_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 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 rescale() { - kx = range.length / (x1 - x0); - i = range.length - 1; - return scale; + function pointLineStart(x, y) { + buffer.push("M", x, ",", y); + stream.point = pointLine; } - scale.domain = function(x) { - if (!arguments.length) return [ x0, x1 ]; - x0 = +x[0]; - x1 = +x[x.length - 1]; - return rescale(); + 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); }; - scale.range = function(x) { - if (!arguments.length) return range; - range = x; - return rescale(); + 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); }; - scale.copy = function() { - return d3_scale_quantize(x0, x1, range); + 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); }; - return rescale(); } - d3.scale.threshold = function() { - return d3_scale_threshold([ .5 ], [ 0, 1 ]); - }; - function d3_scale_threshold(domain, range) { - function scale(x) { - return range[d3.bisect(domain, x)]; + 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; } - scale.domain = function(_) { - if (!arguments.length) return domain; - domain = _; - return scale; - }; - scale.range = function(_) { - if (!arguments.length) return range; - range = _; - return scale; - }; - scale.copy = function() { - return d3_scale_threshold(domain, range); - }; - return scale; - } - d3.scale.identity = function() { - return d3_scale_identity([ 0, 1 ]); - }; - function d3_scale_identity(domain) { - function identity(x) { - return +x; + 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); + } + } } - identity.invert = identity; - identity.domain = identity.range = function(x) { - if (!arguments.length) return domain; - domain = x.map(identity); - return identity; - }; - identity.ticks = function(m) { - return d3_scale_linearTicks(domain, m); - }; - identity.tickFormat = function(m) { - return d3_scale_linearTickFormat(domain, m); - }; - identity.copy = function() { - return d3_scale_identity(domain); + resample.precision = function(_) { + if (!arguments.length) return Math.sqrt(δ2); + maxDepth = (δ2 = _ * _) > 0 && 16; + return resample; }; - return identity; + return resample; } - d3.svg = {}; - d3.svg.arc = function() { - var innerRadius = d3_svg_arcInnerRadius, outerRadius = d3_svg_arcOuterRadius, startAngle = d3_svg_arcStartAngle, endAngle = d3_svg_arcEndAngle; - function arc() { - var r0 = innerRadius.apply(this, arguments), r1 = outerRadius.apply(this, arguments), a0 = startAngle.apply(this, arguments) + d3_svg_arcOffset, a1 = endAngle.apply(this, arguments) + d3_svg_arcOffset, da = (a1 < a0 && (da = a0, - a0 = a1, a1 = da), a1 - a0), df = da < π ? "0" : "1", c0 = Math.cos(a0), s0 = Math.sin(a0), c1 = Math.cos(a1), s1 = Math.sin(a1); - return da >= d3_svg_arcMax ? r0 ? "M0," + r1 + "A" + r1 + "," + r1 + " 0 1,1 0," + -r1 + "A" + r1 + "," + r1 + " 0 1,1 0," + r1 + "M0," + r0 + "A" + r0 + "," + r0 + " 0 1,0 0," + -r0 + "A" + r0 + "," + r0 + " 0 1,0 0," + r0 + "Z" : "M0," + r1 + "A" + r1 + "," + r1 + " 0 1,1 0," + -r1 + "A" + r1 + "," + r1 + " 0 1,1 0," + r1 + "Z" : r0 ? "M" + r1 * c0 + "," + r1 * s0 + "A" + r1 + "," + r1 + " 0 " + df + ",1 " + r1 * c1 + "," + r1 * s1 + "L" + r0 * c1 + "," + r0 * s1 + "A" + r0 + "," + r0 + " 0 " + df + ",0 " + r0 * c0 + "," + r0 * s0 + "Z" : "M" + r1 * c0 + "," + r1 * s0 + "A" + r1 + "," + r1 + " 0 " + df + ",1 " + r1 * c1 + "," + r1 * s1 + "L0,0" + "Z"; + 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(); } - arc.innerRadius = function(v) { - if (!arguments.length) return innerRadius; - innerRadius = d3_functor(v); - return arc; + path.area = function(object) { + d3_geo_pathAreaSum = 0; + d3.geo.stream(object, projectStream(d3_geo_pathArea)); + return d3_geo_pathAreaSum; }; - arc.outerRadius = function(v) { - if (!arguments.length) return outerRadius; - outerRadius = d3_functor(v); - return arc; + 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 ]; }; - arc.startAngle = function(v) { - if (!arguments.length) return startAngle; - startAngle = d3_functor(v); - return arc; + 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 ] ]; }; - arc.endAngle = function(v) { - if (!arguments.length) return endAngle; - endAngle = d3_functor(v); - return arc; + path.projection = function(_) { + if (!arguments.length) return projection; + projectStream = (projection = _) ? _.stream || d3_geo_pathProjectStream(_) : d3_identity; + return reset(); }; - arc.centroid = function() { - var r = (innerRadius.apply(this, arguments) + outerRadius.apply(this, arguments)) / 2, a = (startAngle.apply(this, arguments) + endAngle.apply(this, arguments)) / 2 + d3_svg_arcOffset; - return [ Math.cos(a) * r, Math.sin(a) * r ]; + 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(); }; - return arc; + 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); }; - var d3_svg_arcOffset = -π / 2, d3_svg_arcMax = 2 * π - 1e-6; - function d3_svg_arcInnerRadius(d) { - return d.innerRadius; - } - function d3_svg_arcOuterRadius(d) { - return d.outerRadius; - } - function d3_svg_arcStartAngle(d) { - return d.startAngle; - } - function d3_svg_arcEndAngle(d) { - return d.endAngle; + 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)); + }; } - function d3_svg_line(projection) { - var x = d3_svg_lineX, y = d3_svg_lineY, defined = d3_true, interpolate = d3_svg_lineLinear, interpolateKey = interpolate.key, tension = .7; - function line(data) { - var segments = [], points = [], i = -1, n = data.length, d, fx = d3_functor(x), fy = d3_functor(y); - function segment() { - segments.push("M", interpolate(projection(points), tension)); - } - while (++i < n) { - if (defined.call(this, d = data[i], i)) { - points.push([ +fx.call(this, d, i), +fy.call(this, d, i) ]); - } else if (points.length) { - segment(); - points = []; - } + 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; } - if (points.length) segment(); - return segments.length ? segments.join("") : null; - } - line.x = function(_) { - if (!arguments.length) return x; - x = _; - return line; - }; - line.y = function(_) { - if (!arguments.length) return y; - y = _; - return line; - }; - line.defined = function(_) { - if (!arguments.length) return defined; - defined = _; - return line; - }; - line.interpolate = function(_) { - if (!arguments.length) return interpolateKey; - if (typeof _ === "function") interpolateKey = interpolate = _; else interpolateKey = (interpolate = d3_svg_lineInterpolators.get(_) || d3_svg_lineLinear).key; - return line; }; - line.tension = function(_) { - if (!arguments.length) return tension; - tension = _; - return line; - }; - return line; - } - d3.svg.line = function() { - return d3_svg_line(d3_identity); }; - function d3_svg_lineX(d) { - return d[0]; - } - function d3_svg_lineY(d) { - return d[1]; - } - var d3_svg_lineInterpolators = d3.map({ - linear: d3_svg_lineLinear, - "linear-closed": d3_svg_lineLinearClosed, - "step-before": d3_svg_lineStepBefore, - "step-after": d3_svg_lineStepAfter, - basis: d3_svg_lineBasis, - "basis-open": d3_svg_lineBasisOpen, - "basis-closed": d3_svg_lineBasisClosed, - bundle: d3_svg_lineBundle, - cardinal: d3_svg_lineCardinal, - "cardinal-open": d3_svg_lineCardinalOpen, - "cardinal-closed": d3_svg_lineCardinalClosed, - monotone: d3_svg_lineMonotone - }); - d3_svg_lineInterpolators.forEach(function(key, value) { - value.key = key; - value.closed = /-closed$/.test(key); - }); - function d3_svg_lineLinear(points) { - return points.join("L"); - } - function d3_svg_lineLinearClosed(points) { - return d3_svg_lineLinear(points) + "Z"; - } - function d3_svg_lineStepBefore(points) { - var i = 0, n = points.length, p = points[0], path = [ p[0], ",", p[1] ]; - while (++i < n) path.push("V", (p = points[i])[1], "H", p[0]); - return path.join(""); - } - function d3_svg_lineStepAfter(points) { - var i = 0, n = points.length, p = points[0], path = [ p[0], ",", p[1] ]; - while (++i < n) path.push("H", (p = points[i])[0], "V", p[1]); - return path.join(""); - } - function d3_svg_lineCardinalOpen(points, tension) { - return points.length < 4 ? d3_svg_lineLinear(points) : points[1] + d3_svg_lineHermite(points.slice(1, points.length - 1), d3_svg_lineCardinalTangents(points, tension)); + function d3_geo_transform(stream) { + this.stream = stream; } - function d3_svg_lineCardinalClosed(points, tension) { - return points.length < 3 ? d3_svg_lineLinear(points) : points[0] + d3_svg_lineHermite((points.push(points[0]), - points), d3_svg_lineCardinalTangents([ points[points.length - 2] ].concat(points, [ points[1] ]), tension)); - } - function d3_svg_lineCardinal(points, tension) { - return points.length < 3 ? d3_svg_lineLinear(points) : points[0] + d3_svg_lineHermite(points, d3_svg_lineCardinalTangents(points, tension)); - } - function d3_svg_lineHermite(points, tangents) { - if (tangents.length < 1 || points.length != tangents.length && points.length != tangents.length + 2) { - return d3_svg_lineLinear(points); - } - var quad = points.length != tangents.length, path = "", p0 = points[0], p = points[1], t0 = tangents[0], t = t0, pi = 1; - if (quad) { - path += "Q" + (p[0] - t0[0] * 2 / 3) + "," + (p[1] - t0[1] * 2 / 3) + "," + p[0] + "," + p[1]; - p0 = points[1]; - pi = 2; - } - if (tangents.length > 1) { - t = tangents[1]; - p = points[pi]; - pi++; - path += "C" + (p0[0] + t0[0]) + "," + (p0[1] + t0[1]) + "," + (p[0] - t[0]) + "," + (p[1] - t[1]) + "," + p[0] + "," + p[1]; - for (var i = 2; i < tangents.length; i++, pi++) { - p = points[pi]; - t = tangents[i]; - path += "S" + (p[0] - t[0]) + "," + (p[1] - t[1]) + "," + p[0] + "," + p[1]; - } - } - if (quad) { - var lp = points[pi]; - path += "Q" + (p[0] + t[0] * 2 / 3) + "," + (p[1] + t[1] * 2 / 3) + "," + lp[0] + "," + lp[1]; + 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(); } - return path; + }; + 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(); + } + }; } - function d3_svg_lineCardinalTangents(points, tension) { - var tangents = [], a = (1 - tension) / 2, p0, p1 = points[0], p2 = points[1], i = 1, n = points.length; - while (++i < n) { - p0 = p1; - p1 = p2; - p2 = points[i]; - tangents.push([ a * (p2[0] - p0[0]), a * (p2[1] - p0[1]) ]); - } - return tangents; + 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_svg_lineBasis(points) { - if (points.length < 3) return d3_svg_lineLinear(points); - var i = 1, n = points.length, pi = points[0], x0 = pi[0], y0 = pi[1], px = [ x0, x0, x0, (pi = points[1])[0] ], py = [ y0, y0, y0, pi[1] ], path = [ x0, ",", y0 ]; - d3_svg_lineBasisBezier(path, px, py); - while (++i < n) { - pi = points[i]; - px.shift(); - px.push(pi[0]); - py.shift(); - py.push(pi[1]); - d3_svg_lineBasisBezier(path, px, py); + 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 ]; } - i = -1; - while (++i < 2) { - px.shift(); - px.push(pi[0]); - py.shift(); - py.push(pi[1]); - d3_svg_lineBasisBezier(path, px, py); + function invert(point) { + point = projectRotate.invert((point[0] - δx) / k, (δy - point[1]) / k); + return point && [ point[0] * d3_degrees, point[1] * d3_degrees ]; } - return path.join(""); - } - function d3_svg_lineBasisOpen(points) { - if (points.length < 4) return d3_svg_lineLinear(points); - var path = [], i = -1, n = points.length, pi, px = [ 0 ], py = [ 0 ]; - while (++i < 3) { - pi = points[i]; - px.push(pi[0]); - py.push(pi[1]); + 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(); } - path.push(d3_svg_lineDot4(d3_svg_lineBasisBezier3, px) + "," + d3_svg_lineDot4(d3_svg_lineBasisBezier3, py)); - --i; - while (++i < n) { - pi = points[i]; - px.shift(); - px.push(pi[0]); - py.shift(); - py.push(pi[1]); - d3_svg_lineBasisBezier(path, px, py); + function invalidate() { + if (stream) stream.valid = false, stream = null; + return projection; } - return path.join(""); + return function() { + project = projectAt.apply(this, arguments); + projection.invert = project.invert && invert; + return reset(); + }; } - function d3_svg_lineBasisClosed(points) { - var path, i = -1, n = points.length, m = n + 4, pi, px = [], py = []; - while (++i < 4) { - pi = points[i % n]; - px.push(pi[0]); - py.push(pi[1]); - } - path = [ d3_svg_lineDot4(d3_svg_lineBasisBezier3, px), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier3, py) ]; - --i; - while (++i < m) { - pi = points[i % n]; - px.shift(); - px.push(pi[0]); - py.shift(); - py.push(pi[1]); - d3_svg_lineBasisBezier(path, px, py); - } - return path.join(""); + function d3_geo_projectionRadians(stream) { + return d3_geo_transformPoint(stream, function(x, y) { + stream.point(x * d3_radians, y * d3_radians); + }); } - function d3_svg_lineBundle(points, tension) { - var n = points.length - 1; - if (n) { - var x0 = points[0][0], y0 = points[0][1], dx = points[n][0] - x0, dy = points[n][1] - y0, i = -1, p, t; - while (++i <= n) { - p = points[i]; - t = i / n; - p[0] = tension * p[0] + (1 - tension) * (x0 + t * dx); - p[1] = tension * p[1] + (1 - tension) * (y0 + t * dy); - } + 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; } - return d3_svg_lineBasis(points); + 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 ]; } - function d3_svg_lineDot4(a, b) { - return a[0] * b[0] + a[1] * b[1] + a[2] * b[2] + a[3] * b[3]; + 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; } - var d3_svg_lineBasisBezier1 = [ 0, 2 / 3, 1 / 3, 0 ], d3_svg_lineBasisBezier2 = [ 0, 1 / 3, 2 / 3, 0 ], d3_svg_lineBasisBezier3 = [ 0, 1 / 6, 2 / 3, 1 / 6 ]; - function d3_svg_lineBasisBezier(path, x, y) { - path.push("C", d3_svg_lineDot4(d3_svg_lineBasisBezier1, x), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier1, y), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier2, x), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier2, y), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier3, x), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier3, y)); + function d3_geo_forwardRotationλ(δλ) { + return function(λ, φ) { + return λ += δλ, [ λ > π ? λ - τ : λ < -π ? λ + τ : λ, φ ]; + }; } - function d3_svg_lineSlope(p0, p1) { - return (p1[1] - p0[1]) / (p1[0] - p0[0]); + function d3_geo_rotationλ(δλ) { + var rotation = d3_geo_forwardRotationλ(δλ); + rotation.invert = d3_geo_forwardRotationλ(-δλ); + return rotation; } - function d3_svg_lineFiniteDifferences(points) { - var i = 0, j = points.length - 1, m = [], p0 = points[0], p1 = points[1], d = m[0] = d3_svg_lineSlope(p0, p1); - while (++i < j) { - m[i] = (d + (d = d3_svg_lineSlope(p0 = p1, p1 = points[i + 1]))) / 2; + 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) ]; } - m[i] = d; - return m; + 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; } - function d3_svg_lineMonotoneTangents(points) { - var tangents = [], d, a, b, s, m = d3_svg_lineFiniteDifferences(points), i = -1, j = points.length - 1; - while (++i < j) { - d = d3_svg_lineSlope(points[i], points[i + 1]); - if (Math.abs(d) < 1e-6) { - m[i] = m[i + 1] = 0; - } else { - a = m[i] / d; - b = m[i + 1] / d; - s = a * a + b * b; - if (s > 9) { - s = d * 3 / Math.sqrt(s); - m[i] = s * a; - m[i + 1] = s * b; + 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; } - } - } - i = -1; - while (++i <= j) { - s = (points[Math.min(j, i + 1)][0] - points[Math.max(0, i - 1)][0]) / (6 * (1 + m[i] * m[i])); - tangents.push([ s || 0, m[i] * s || 0 ]); - } - return tangents; - } - function d3_svg_lineMonotone(points) { - return points.length < 3 ? d3_svg_lineLinear(points) : points[0] + d3_svg_lineHermite(points, d3_svg_lineMonotoneTangents(points)); - } - d3.svg.line.radial = function() { - var line = d3_svg_line(d3_svg_lineRadial); - line.radius = line.x, delete line.x; - line.angle = line.y, delete line.y; - return line; - }; - function d3_svg_lineRadial(points) { - var point, i = -1, n = points.length, r, a; - while (++i < n) { - point = points[i]; - r = point[0]; - a = point[1] + d3_svg_arcOffset; - point[0] = r * Math.cos(a); - point[1] = r * Math.sin(a); + }); + return { + type: "Polygon", + coordinates: [ ring ] + }; } - return points; - } - function d3_svg_area(projection) { - var x0 = d3_svg_lineX, x1 = d3_svg_lineX, y0 = 0, y1 = d3_svg_lineY, defined = d3_true, interpolate = d3_svg_lineLinear, interpolateKey = interpolate.key, interpolateReverse = interpolate, L = "L", tension = .7; - function area(data) { - var segments = [], points0 = [], points1 = [], i = -1, n = data.length, d, fx0 = d3_functor(x0), fy0 = d3_functor(y0), fx1 = x0 === x1 ? function() { - return x; - } : d3_functor(x1), fy1 = y0 === y1 ? function() { - return y; - } : d3_functor(y1), x, y; - function segment() { - segments.push("M", interpolate(projection(points1), tension), L, interpolateReverse(projection(points0.reverse()), tension), "Z"); - } - while (++i < n) { - if (defined.call(this, d = data[i], i)) { - points0.push([ x = +fx0.call(this, d, i), y = +fy0.call(this, d, i) ]); - points1.push([ +fx1.call(this, d, i), +fy1.call(this, d, i) ]); - } else if (points0.length) { - segment(); - points0 = []; - points1 = []; - } + 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; } - if (points0.length) segment(); - return segments.length ? segments.join("") : null; + 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() + }; } - area.x = function(_) { - if (!arguments.length) return x1; - x0 = x1 = _; - return area; + 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 + }; + }); }; - area.x0 = function(_) { - if (!arguments.length) return x0; - x0 = _; - return area; + graticule.outline = function() { + return { + type: "Polygon", + coordinates: [ X(X0).concat(Y(Y1).slice(1), X(X1).reverse().slice(1), Y(Y0).reverse().slice(1)) ] + }; }; - area.x1 = function(_) { - if (!arguments.length) return x1; - x1 = _; - return area; + 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); }; - area.y = function(_) { - if (!arguments.length) return y1; - y0 = y1 = _; - return area; + 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); }; - area.y0 = function(_) { - if (!arguments.length) return y0; - y0 = _; - return area; + graticule.step = function(_) { + if (!arguments.length) return graticule.minorStep(); + return graticule.majorStep(_).minorStep(_); }; - area.y1 = function(_) { - if (!arguments.length) return y1; - y1 = _; - return area; + graticule.majorStep = function(_) { + if (!arguments.length) return [ DX, DY ]; + DX = +_[0], DY = +_[1]; + return graticule; }; - area.defined = function(_) { - if (!arguments.length) return defined; - defined = _; - return area; + graticule.minorStep = function(_) { + if (!arguments.length) return [ dx, dy ]; + dx = +_[0], dy = +_[1]; + return graticule; }; - area.interpolate = function(_) { - if (!arguments.length) return interpolateKey; - if (typeof _ === "function") interpolateKey = interpolate = _; else interpolateKey = (interpolate = d3_svg_lineInterpolators.get(_) || d3_svg_lineLinear).key; - interpolateReverse = interpolate.reverse || interpolate; - L = interpolate.closed ? "M" : "L"; - return area; + 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; }; - area.tension = function(_) { - if (!arguments.length) return tension; - tension = _; - return area; + 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 ]; + }); }; - return area; } - d3_svg_lineStepBefore.reverse = d3_svg_lineStepAfter; - d3_svg_lineStepAfter.reverse = d3_svg_lineStepBefore; - d3.svg.area = function() { - return d3_svg_area(d3_identity); - }; - d3.svg.area.radial = function() { - var area = d3_svg_area(d3_svg_lineRadial); - area.radius = area.x, delete area.x; - area.innerRadius = area.x0, delete area.x0; - area.outerRadius = area.x1, delete area.x1; - area.angle = area.y, delete area.y; - area.startAngle = area.y0, delete area.y0; - area.endAngle = area.y1, delete area.y1; - return area; - }; - d3.svg.chord = function() { - var source = d3_source, target = d3_target, radius = d3_svg_chordRadius, startAngle = d3_svg_arcStartAngle, endAngle = d3_svg_arcEndAngle; - function chord(d, i) { - var s = subgroup(this, source, d, i), t = subgroup(this, target, d, i); - return "M" + s.p0 + arc(s.r, s.p1, s.a1 - s.a0) + (equals(s, t) ? curve(s.r, s.p1, s.r, s.p0) : curve(s.r, s.p1, t.r, t.p0) + arc(t.r, t.p1, t.a1 - t.a0) + curve(t.r, t.p1, s.r, s.p0)) + "Z"; - } - function subgroup(self, f, d, i) { - var subgroup = f.call(self, d, i), r = radius.call(self, subgroup, i), a0 = startAngle.call(self, subgroup, i) + d3_svg_arcOffset, a1 = endAngle.call(self, subgroup, i) + d3_svg_arcOffset; + 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 { - r: r, - a0: a0, - a1: a1, - p0: [ r * Math.cos(a0), r * Math.sin(a0) ], - p1: [ r * Math.cos(a1), r * Math.sin(a1) ] + type: "LineString", + coordinates: [ source_ || source.apply(this, arguments), target_ || target.apply(this, arguments) ] }; } - function equals(a, b) { - return a.a0 == b.a0 && a.a1 == b.a1; - } - function arc(r, p, a) { - return "A" + r + "," + r + " 0 " + +(a > π) + ",1 " + p; - } - function curve(r0, p0, r1, p1) { - return "Q 0,0 " + p1; - } - chord.radius = function(v) { - if (!arguments.length) return radius; - radius = d3_functor(v); - return chord; + greatArc.distance = function() { + return d3.geo.distance(source_ || source.apply(this, arguments), target_ || target.apply(this, arguments)); }; - chord.source = function(v) { + greatArc.source = function(_) { if (!arguments.length) return source; - source = d3_functor(v); - return chord; + source = _, source_ = typeof _ === "function" ? null : _; + return greatArc; }; - chord.target = function(v) { + greatArc.target = function(_) { if (!arguments.length) return target; - target = d3_functor(v); - return chord; + target = _, target_ = typeof _ === "function" ? null : _; + return greatArc; }; - chord.startAngle = function(v) { - if (!arguments.length) return startAngle; - startAngle = d3_functor(v); - return chord; + greatArc.precision = function() { + return arguments.length ? greatArc : 0; }; - chord.endAngle = function(v) { - if (!arguments.length) return endAngle; - endAngle = d3_functor(v); - return chord; + 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 ]; }; - return chord; + 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; }; - function d3_svg_chordRadius(d) { - return d.radius; + 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; + } } - d3.svg.diagonal = function() { - var source = d3_source, target = d3_target, projection = d3_svg_diagonalProjection; - function diagonal(d, i) { - var p0 = source.call(this, d, i), p3 = target.call(this, d, i), m = (p0.y + p3.y) / 2, p = [ p0, { - x: p0.x, - y: m - }, { - x: p3.x, - y: m - }, p3 ]; - p = p.map(projection); - return "M" + p[0] + "C" + p[1] + " " + p[2] + " " + p[3]; + 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) ]; } - diagonal.source = function(x) { - if (!arguments.length) return source; - source = d3_functor(x); - return diagonal; - }; - diagonal.target = function(x) { - if (!arguments.length) return target; - target = d3_functor(x); - return diagonal; + 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) ]; }; - diagonal.projection = function(x) { - if (!arguments.length) return projection; - projection = x; - return diagonal; + 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 diagonal; - }; - function d3_svg_diagonalProjection(d) { - return [ d.x, d.y ]; + 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.svg.diagonal.radial = function() { - var diagonal = d3.svg.diagonal(), projection = d3_svg_diagonalProjection, projection_ = diagonal.projection; - diagonal.projection = function(x) { - return arguments.length ? projection_(d3_svg_diagonalRadialProjection(projection = x)) : projection; + (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 diagonal; + 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 ]; }; - function d3_svg_diagonalRadialProjection(projection) { - return function() { - var d = projection.apply(this, arguments), r = d[0], a = d[1] + d3_svg_arcOffset; - return [ r * Math.cos(a), r * Math.sin(a) ]; + (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]; } - d3.svg.symbol = function() { - var type = d3_svg_symbolType, size = d3_svg_symbolSize; - function symbol(d, i) { - return (d3_svg_symbols.get(type.call(this, d, i)) || d3_svg_symbolCircle)(size.call(this, d, i)); + 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; } - symbol.type = function(x) { - if (!arguments.length) return type; - type = d3_functor(x); - return symbol; + hull.x = function(_) { + return arguments.length ? (x = _, hull) : x; }; - symbol.size = function(x) { - if (!arguments.length) return size; - size = d3_functor(x); - return symbol; + hull.y = function(_) { + return arguments.length ? (y = _, hull) : y; }; - return symbol; + return hull; }; - function d3_svg_symbolSize() { - return 64; - } - function d3_svg_symbolType() { - return "circle"; + 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_svg_symbolCircle(size) { - var r = Math.sqrt(size / π); - return "M0," + r + "A" + r + "," + r + " 0 1,1 0," + -r + "A" + r + "," + r + " 0 1,1 0," + r + "Z"; + function d3_geom_hullOrder(a, b) { + return a[0] - b[0] || a[1] - b[1]; } - var d3_svg_symbols = d3.map({ - circle: d3_svg_symbolCircle, - cross: function(size) { - var r = Math.sqrt(size / 5) / 2; - return "M" + -3 * r + "," + -r + "H" + -r + "V" + -3 * r + "H" + r + "V" + -r + "H" + 3 * r + "V" + r + "H" + r + "V" + 3 * r + "H" + -r + "V" + r + "H" + -3 * r + "Z"; - }, - diamond: function(size) { - var ry = Math.sqrt(size / (2 * d3_svg_symbolTan30)), rx = ry * d3_svg_symbolTan30; - return "M0," + -ry + "L" + rx + ",0" + " 0," + ry + " " + -rx + ",0" + "Z"; - }, - square: function(size) { - var r = Math.sqrt(size) / 2; - return "M" + -r + "," + -r + "L" + r + "," + -r + " " + r + "," + r + " " + -r + "," + r + "Z"; - }, - "triangle-down": function(size) { - var rx = Math.sqrt(size / d3_svg_symbolSqrt3), ry = rx * d3_svg_symbolSqrt3 / 2; - return "M0," + ry + "L" + rx + "," + -ry + " " + -rx + "," + -ry + "Z"; - }, - "triangle-up": function(size) { - var rx = Math.sqrt(size / d3_svg_symbolSqrt3), ry = rx * d3_svg_symbolSqrt3 / 2; - return "M0," + -ry + "L" + rx + "," + ry + " " + -rx + "," + ry + "Z"; + 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]; } - }); - d3.svg.symbolTypes = d3_svg_symbols.keys(); - var d3_svg_symbolSqrt3 = Math.sqrt(3), d3_svg_symbolTan30 = Math.tan(30 * d3_radians); - d3.svg.axis = function() { - var scale = d3.scale.linear(), orient = "bottom", tickMajorSize = 6, tickMinorSize = 6, tickEndSize = 6, tickPadding = 3, tickArguments_ = [ 10 ], tickValues = null, tickFormat_, tickSubdivide = 0; - function axis(g) { - g.each(function() { - var g = d3.select(this); - var ticks = tickValues == null ? scale.ticks ? scale.ticks.apply(scale, tickArguments_) : scale.domain() : tickValues, tickFormat = tickFormat_ == null ? scale.tickFormat ? scale.tickFormat.apply(scale, tickArguments_) : String : tickFormat_; - var subticks = d3_svg_axisSubdivide(scale, ticks, tickSubdivide), subtick = g.selectAll(".minor").data(subticks, String), subtickEnter = subtick.enter().insert("line", "g").attr("class", "tick minor").style("opacity", 1e-6), subtickExit = d3.transition(subtick.exit()).style("opacity", 1e-6).remove(), subtickUpdate = d3.transition(subtick).style("opacity", 1); - var tick = g.selectAll("g").data(ticks, String), tickEnter = tick.enter().insert("g", "path").style("opacity", 1e-6), tickExit = d3.transition(tick.exit()).style("opacity", 1e-6).remove(), tickUpdate = d3.transition(tick).style("opacity", 1), tickTransform; - var range = d3_scaleRange(scale), path = g.selectAll(".domain").data([ 0 ]), pathUpdate = d3.transition(path); - var scale1 = scale.copy(), scale0 = this.__chart__ || scale1; - this.__chart__ = scale1; - path.enter().append("path").attr("class", "domain"); - tickEnter.append("line").attr("class", "tick"); - tickEnter.append("text"); - var lineEnter = tickEnter.select("line"), lineUpdate = tickUpdate.select("line"), text = tick.select("text").text(tickFormat), textEnter = tickEnter.select("text"), textUpdate = tickUpdate.select("text"); - switch (orient) { - case "bottom": - { - tickTransform = d3_svg_axisX; - subtickEnter.attr("y2", tickMinorSize); - subtickUpdate.attr("x2", 0).attr("y2", tickMinorSize); - lineEnter.attr("y2", tickMajorSize); - textEnter.attr("y", Math.max(tickMajorSize, 0) + tickPadding); - lineUpdate.attr("x2", 0).attr("y2", tickMajorSize); - textUpdate.attr("x", 0).attr("y", Math.max(tickMajorSize, 0) + tickPadding); - text.attr("dy", ".71em").style("text-anchor", "middle"); - pathUpdate.attr("d", "M" + range[0] + "," + tickEndSize + "V0H" + range[1] + "V" + tickEndSize); - break; - } - - case "top": - { - tickTransform = d3_svg_axisX; - subtickEnter.attr("y2", -tickMinorSize); - subtickUpdate.attr("x2", 0).attr("y2", -tickMinorSize); - lineEnter.attr("y2", -tickMajorSize); - textEnter.attr("y", -(Math.max(tickMajorSize, 0) + tickPadding)); - lineUpdate.attr("x2", 0).attr("y2", -tickMajorSize); - textUpdate.attr("x", 0).attr("y", -(Math.max(tickMajorSize, 0) + tickPadding)); - text.attr("dy", "0em").style("text-anchor", "middle"); - pathUpdate.attr("d", "M" + range[0] + "," + -tickEndSize + "V0H" + range[1] + "V" + -tickEndSize); - break; + 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)); } - - case "left": - { - tickTransform = d3_svg_axisY; - subtickEnter.attr("x2", -tickMinorSize); - subtickUpdate.attr("x2", -tickMinorSize).attr("y2", 0); - lineEnter.attr("x2", -tickMajorSize); - textEnter.attr("x", -(Math.max(tickMajorSize, 0) + tickPadding)); - lineUpdate.attr("x2", -tickMajorSize).attr("y2", 0); - textUpdate.attr("x", -(Math.max(tickMajorSize, 0) + tickPadding)).attr("y", 0); - text.attr("dy", ".32em").style("text-anchor", "end"); - pathUpdate.attr("d", "M" + -tickEndSize + "," + range[0] + "H0V" + range[1] + "H" + -tickEndSize); + 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; } - - case "right": - { - tickTransform = d3_svg_axisY; - subtickEnter.attr("x2", tickMinorSize); - subtickUpdate.attr("x2", tickMinorSize).attr("y2", 0); - lineEnter.attr("x2", tickMajorSize); - textEnter.attr("x", Math.max(tickMajorSize, 0) + tickPadding); - lineUpdate.attr("x2", tickMajorSize).attr("y2", 0); - textUpdate.attr("x", Math.max(tickMajorSize, 0) + tickPadding).attr("y", 0); - text.attr("dy", ".32em").style("text-anchor", "start"); - pathUpdate.attr("d", "M" + tickEndSize + "," + range[0] + "H0V" + range[1] + "H" + tickEndSize); - 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; } - if (scale.ticks) { - tickEnter.call(tickTransform, scale0); - tickUpdate.call(tickTransform, scale1); - tickExit.call(tickTransform, scale1); - subtickEnter.call(tickTransform, scale0); - subtickUpdate.call(tickTransform, scale1); - subtickExit.call(tickTransform, scale1); + } + } + 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 { - var dx = scale1.rangeBand() / 2, x = function(d) { - return scale1(d) + dx; + if (!va) va = { + x: (y1 - fb) / fm, + y: y1 + }; else if (va.y < y0) return; + vb = { + x: (y0 - fb) / fm, + y: y0 }; - tickEnter.call(tickTransform, x); - tickUpdate.call(tickTransform, x); } - }); + } 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 + }; + } + } } - axis.scale = function(x) { - if (!arguments.length) return scale; - scale = x; - return axis; - }; - axis.orient = function(x) { - if (!arguments.length) return orient; - orient = x; - return axis; - }; - axis.ticks = function() { - if (!arguments.length) return tickArguments_; - tickArguments_ = arguments; - return axis; - }; - axis.tickValues = function(x) { - if (!arguments.length) return tickValues; - tickValues = x; - return axis; - }; - axis.tickFormat = function(x) { - if (!arguments.length) return tickFormat_; - tickFormat_ = x; - return axis; - }; - axis.tickSize = function(x, y) { - if (!arguments.length) return tickMajorSize; - var n = arguments.length - 1; - tickMajorSize = +x; - tickMinorSize = n > 1 ? +y : tickMajorSize; - tickEndSize = n > 0 ? +arguments[n] : tickMajorSize; - return axis; - }; - axis.tickPadding = function(x) { - if (!arguments.length) return tickPadding; - tickPadding = +x; - return axis; - }; - axis.tickSubdivide = function(x) { - if (!arguments.length) return tickSubdivide; - tickSubdivide = +x; - return axis; - }; - return axis; - }; - function d3_svg_axisX(selection, x) { - selection.attr("transform", function(d) { - return "translate(" + x(d) + ",0)"; - }); + edge.a = va; + edge.b = vb; + return true; } - function d3_svg_axisY(selection, y) { - selection.attr("transform", function(d) { - return "translate(0," + y(d) + ")"; - }); + 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_svg_axisSubdivide(scale, ticks, m) { - subticks = []; - if (m && ticks.length > 1) { - var extent = d3_scaleExtent(scale.domain()), subticks, i = -1, n = ticks.length, d = (ticks[1] - ticks[0]) / ++m, j, v; - while (++i < n) { - for (j = m; --j > 0; ) { - if ((v = +ticks[i] - j * d) >= extent[0]) { - subticks.push(v); + 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; } - for (--i, j = 0; ++j < m && (v = +ticks[i] + j * d) < extent[1]; ) { - subticks.push(v); + 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; } - return subticks; + q.U = parent; + p.U = q; + p.L = q.R; + if (p.L) p.L.U = p; + q.R = p; } - d3.svg.brush = function() { - var event = d3_eventDispatch(brush, "brushstart", "brush", "brushend"), x = null, y = null, resizes = d3_svg_brushResizes[0], extent = [ [ 0, 0 ], [ 0, 0 ] ], extentDomain; - function brush(g) { - g.each(function() { - var g = d3.select(this), bg = g.selectAll(".background").data([ 0 ]), fg = g.selectAll(".extent").data([ 0 ]), tz = g.selectAll(".resize").data(resizes, String), e; - g.style("pointer-events", "all").on("mousedown.brush", brushstart).on("touchstart.brush", brushstart); - bg.enter().append("rect").attr("class", "background").style("visibility", "hidden").style("cursor", "crosshair"); - fg.enter().append("rect").attr("class", "extent").style("cursor", "move"); - tz.enter().append("g").attr("class", function(d) { - return "resize " + d; - }).style("cursor", function(d) { - return d3_svg_brushCursor[d]; - }).append("rect").attr("x", function(d) { - return /[ew]$/.test(d) ? -3 : null; - }).attr("y", function(d) { - return /^[ns]/.test(d) ? -3 : null; - }).attr("width", 6).attr("height", 6).style("visibility", "hidden"); - tz.style("display", brush.empty() ? "none" : null); - tz.exit().remove(); - if (x) { - e = d3_scaleRange(x); - bg.attr("x", e[0]).attr("width", e[1] - e[0]); - redrawX(g); - } - if (y) { - e = d3_scaleRange(y); - bg.attr("y", e[0]).attr("height", e[1] - e[0]); - redrawY(g); + 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; } - redraw(g); - }); + site = sites.pop(); + } else if (circle) { + d3_geom_voronoiRemoveBeach(circle.arc); + } else { + break; + } } - function redraw(g) { - g.selectAll(".resize").attr("transform", function(d) { - return "translate(" + extent[+/e$/.test(d)][0] + "," + extent[+/^s/.test(d)][1] + ")"; + if (bbox) d3_geom_voronoiClipEdges(bbox), d3_geom_voronoiCloseCells(bbox); + var diagram = { + cells: d3_geom_voronoiCells, + edges: d3_geom_voronoiEdges + }; + d3_geom_voronoiBeaches = d3_geom_voronoiCircles = d3_geom_voronoiEdges = d3_geom_voronoiCells = null; + return diagram; + } + function d3_geom_voronoiVertexOrder(a, b) { + return b.y - a.y || b.x - a.x; + } + d3.geom.voronoi = function(points) { + var x = d3_geom_pointX, y = d3_geom_pointY, fx = x, fy = y, clipExtent = d3_geom_voronoiClipExtent; + if (points) return voronoi(points); + function voronoi(data) { + var polygons = new Array(data.length), x0 = clipExtent[0][0], y0 = clipExtent[0][1], x1 = clipExtent[1][0], y1 = clipExtent[1][1]; + d3_geom_voronoi(sites(data), clipExtent).cells.forEach(function(cell, i) { + var edges = cell.edges, site = cell.site, polygon = polygons[i] = edges.length ? edges.map(function(e) { + var s = e.start(); + return [ s.x, s.y ]; + }) : site.x >= x0 && site.x <= x1 && site.y >= y0 && site.y <= y1 ? [ [ x0, y1 ], [ x1, y1 ], [ x1, y0 ], [ x0, y0 ] ] : []; + polygon.point = data[i]; }); + return polygons; } - function redrawX(g) { - g.select(".extent").attr("x", extent[0][0]); - g.selectAll(".extent,.n>rect,.s>rect").attr("width", extent[1][0] - extent[0][0]); - } - function redrawY(g) { - g.select(".extent").attr("y", extent[0][1]); - g.selectAll(".extent,.e>rect,.w>rect").attr("height", extent[1][1] - extent[0][1]); + function sites(data) { + return data.map(function(d, i) { + return { + x: Math.round(fx(d, i) / ε) * ε, + y: Math.round(fy(d, i) / ε) * ε, + i: i + }; + }); } - function brushstart() { - var target = this, eventTarget = d3.select(d3.event.target), event_ = event.of(target, arguments), g = d3.select(target), resizing = eventTarget.datum(), resizingX = !/^(n|s)$/.test(resizing) && x, resizingY = !/^(e|w)$/.test(resizing) && y, dragging = eventTarget.classed("extent"), center, origin = mouse(), offset; - var w = d3.select(window).on("mousemove.brush", brushmove).on("mouseup.brush", brushend).on("touchmove.brush", brushmove).on("touchend.brush", brushend).on("keydown.brush", keydown).on("keyup.brush", keyup); - if (dragging) { - origin[0] = extent[0][0] - origin[0]; - origin[1] = extent[0][1] - origin[1]; - } else if (resizing) { - var ex = +/w$/.test(resizing), ey = +/^n/.test(resizing); - offset = [ extent[1 - ex][0] - origin[0], extent[1 - ey][1] - origin[1] ]; - origin[0] = extent[ex][0]; - origin[1] = extent[ey][1]; - } else if (d3.event.altKey) center = origin.slice(); - g.style("pointer-events", "none").selectAll(".resize").style("display", null); - d3.select("body").style("cursor", eventTarget.style("cursor")); - event_({ - type: "brushstart" + 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] + }; }); - brushmove(); - d3_eventCancel(); - function mouse() { - var touches = d3.event.changedTouches; - return touches ? d3.touches(target, touches)[0] : d3.mouse(target); - } - function keydown() { - if (d3.event.keyCode == 32) { - if (!dragging) { - center = null; - origin[0] -= extent[1][0]; - origin[1] -= extent[1][1]; - dragging = 2; + }; + 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] ]); } - d3_eventCancel(); - } - } - function keyup() { - if (d3.event.keyCode == 32 && dragging == 2) { - origin[0] += extent[1][0]; - origin[1] += extent[1][1]; - dragging = 0; - d3_eventCancel(); } + }); + 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; } - function brushmove() { - var point = mouse(), moved = false; - if (offset) { - point[0] += offset[0]; - point[1] += offset[1]; - } - if (!dragging) { - if (d3.event.altKey) { - if (!center) center = [ (extent[0][0] + extent[1][0]) / 2, (extent[0][1] + extent[1][1]) / 2 ]; - origin[0] = extent[+(point[0] < center[0])][0]; - origin[1] = extent[+(point[1] < center[1])][1]; - } else center = null; - } - if (resizingX && move1(point, x, 0)) { - redrawX(g); - moved = true; - } - if (resizingY && move1(point, y, 1)) { - redrawY(g); - moved = true; - } - if (moved) { - redraw(g); - event_({ - type: "brush", - mode: dragging ? "move" : "resize" - }); + 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_); } } - function move1(point, scale, i) { - var range = d3_scaleRange(scale), r0 = range[0], r1 = range[1], position = origin[i], size = extent[1][i] - extent[0][i], min, max; - if (dragging) { - r0 -= position; - r1 -= size + position; - } - min = Math.max(r0, Math.min(r1, point[i])); - if (dragging) { - max = (min += position) + size; - } else { - if (center) position = Math.max(r0, Math.min(r1, 2 * center[i] - min)); - if (position < min) { - max = min; - min = position; + 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 { - max = position; + n.x = x, n.y = y, n.point = d; } + } else { + insertChild(n, d, x, y, x1, y1, x2, y2); } - if (extent[0][i] !== min || extent[1][i] !== max) { - extentDomain = null; - extent[0][i] = min; - extent[1][i] = max; - return true; - } - } - function brushend() { - brushmove(); - g.style("pointer-events", "all").selectAll(".resize").style("display", brush.empty() ? "none" : null); - d3.select("body").style("cursor", null); - w.on("mousemove.brush", null).on("mouseup.brush", null).on("touchmove.brush", null).on("touchend.brush", null).on("keydown.brush", null).on("keyup.brush", null); - event_({ - type: "brushend" - }); - d3_eventCancel(); } + 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; } - brush.x = function(z) { - if (!arguments.length) return x; - x = z; - resizes = d3_svg_brushResizes[!x << 1 | !y]; - return brush; + quadtree.x = function(_) { + return arguments.length ? (x = _, quadtree) : x; }; - brush.y = function(z) { - if (!arguments.length) return y; - y = z; - resizes = d3_svg_brushResizes[!x << 1 | !y]; - return brush; + quadtree.y = function(_) { + return arguments.length ? (y = _, quadtree) : y; }; - brush.extent = function(z) { - var x0, x1, y0, y1, t; - if (!arguments.length) { - z = extentDomain || extent; - if (x) { - x0 = z[0][0], x1 = z[1][0]; - if (!extentDomain) { - x0 = extent[0][0], x1 = extent[1][0]; - if (x.invert) x0 = x.invert(x0), x1 = x.invert(x1); - if (x1 < x0) t = x0, x0 = x1, x1 = t; - } + 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 - node.x, dy = y - node.y, 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; } - if (y) { - y0 = z[0][1], y1 = z[1][1]; - if (!extentDomain) { - y0 = extent[0][1], y1 = extent[1][1]; - if (y.invert) y0 = y.invert(y0), y1 = y.invert(y1); - if (y1 < y0) t = y0, y0 = y1, y1 = t; - } + } + 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; } - return x && y ? [ [ x0, y0 ], [ x1, y1 ] ] : x ? [ x0, x1 ] : y && [ y0, y1 ]; } - extentDomain = [ [ 0, 0 ], [ 0, 0 ] ]; - if (x) { - x0 = z[0], x1 = z[1]; - if (y) x0 = x0[0], x1 = x1[0]; - extentDomain[0][0] = x0, extentDomain[1][0] = x1; - if (x.invert) x0 = x(x0), x1 = x(x1); - if (x1 < x0) t = x0, x0 = x1, x1 = t; - extent[0][0] = x0 | 0, extent[1][0] = x1 | 0; + })(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]; } - if (y) { - y0 = z[0], y1 = z[1]; - if (x) y0 = y0[1], y1 = y1[1]; - extentDomain[0][1] = y0, extentDomain[1][1] = y1; - if (y.invert) y0 = y(y0), y1 = y(y1); - if (y1 < y0) t = y0, y0 = y1, y1 = t; - extent[0][1] = y0 | 0, extent[1][1] = y1 | 0; + } + for (k in b) { + if (!(k in a)) { + c[k] = b[k]; } - return brush; + } + 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); }; - brush.clear = function() { - extentDomain = null; - extent[0][0] = extent[0][1] = extent[1][0] = extent[1][1] = 0; - return brush; + } + function d3_ease_reverse(f) { + return function(t) { + return 1 - f(1 - t); }; - brush.empty = function() { - return x && extent[0][0] === extent[1][0] || y && extent[0][1] === extent[1][1]; + } + function d3_ease_reflect(f) { + return function(t) { + return .5 * (t < .5 ? f(2 * t) : 2 - f(2 - 2 * t)); }; - return d3.rebind(brush, event, "on"); - }; - var d3_svg_brushCursor = { - n: "ns-resize", - e: "ew-resize", - s: "ns-resize", - w: "ew-resize", - nw: "nwse-resize", - ne: "nesw-resize", - se: "nwse-resize", - sw: "nesw-resize" - }; - var d3_svg_brushResizes = [ [ "n", "e", "s", "w", "nw", "ne", "se", "sw" ], [ "e", "w" ], [ "n", "s" ], [] ]; - d3.behavior = {}; - d3.behavior.drag = function() { - var event = d3_eventDispatch(drag, "drag", "dragstart", "dragend"), origin = null; - function drag() { - this.on("mousedown.drag", mousedown).on("touchstart.drag", mousedown); - } - function mousedown() { - var target = this, event_ = event.of(target, arguments), eventTarget = d3.event.target, touchId = d3.event.touches ? d3.event.changedTouches[0].identifier : null, offset, origin_ = point(), moved = 0; - var w = d3.select(window).on(touchId != null ? "touchmove.drag-" + touchId : "mousemove.drag", dragmove).on(touchId != null ? "touchend.drag-" + touchId : "mouseup.drag", dragend, true); - if (origin) { - offset = origin.apply(target, arguments); - offset = [ offset.x - origin_[0], offset.y - origin_[1] ]; - } else { - offset = [ 0, 0 ]; - } - if (touchId == null) d3_eventCancel(); - event_({ - type: "dragstart" - }); - function point() { - var p = target.parentNode; - return touchId != null ? d3.touches(p).filter(function(p) { - return p.identifier === touchId; - })[0] : d3.mouse(p); - } - function dragmove() { - if (!target.parentNode) return dragend(); - var p = point(), dx = p[0] - origin_[0], dy = p[1] - origin_[1]; - moved |= dx | dy; - origin_ = p; - d3_eventCancel(); - event_({ - type: "drag", - x: p[0] + offset[0], - y: p[1] + offset[1], - dx: dx, - dy: dy - }); - } - function dragend() { - event_({ - type: "dragend" - }); - if (moved) { - d3_eventCancel(); - if (d3.event.target === eventTarget) w.on("click.drag", click, true); - } - w.on(touchId != null ? "touchmove.drag-" + touchId : "mousemove.drag", null).on(touchId != null ? "touchend.drag-" + touchId : "mouseup.drag", null); - } - function click() { - d3_eventCancel(); - w.on("click.drag", null); - } - } - drag.origin = function(x) { - if (!arguments.length) return origin; - origin = x; - return drag; + } + 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); }; - return d3.rebind(drag, event, "on"); - }; - d3.behavior.zoom = function() { - var translate = [ 0, 0 ], translate0, scale = 1, scale0, scaleExtent = d3_behavior_zoomInfinity, event = d3_eventDispatch(zoom, "zoom"), x0, x1, y0, y1, touchtime; - function zoom() { - this.on("mousedown.zoom", mousedown).on("mousewheel.zoom", mousewheel).on("mousemove.zoom", mousemove).on("DOMMouseScroll.zoom", mousewheel).on("dblclick.zoom", dblclick).on("touchstart.zoom", touchstart).on("touchmove.zoom", touchmove).on("touchend.zoom", touchstart); - } - zoom.translate = function(x) { - if (!arguments.length) return translate; - translate = x.map(Number); - rescale(); - return zoom; + } + 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); }; - zoom.scale = function(x) { - if (!arguments.length) return scale; - scale = +x; - rescale(); - return zoom; + } + function d3_ease_back(s) { + if (!s) s = 1.70158; + return function(t) { + return t * t * ((s + 1) * t - s); }; - zoom.scaleExtent = function(x) { - if (!arguments.length) return scaleExtent; - scaleExtent = x == null ? d3_behavior_zoomInfinity : x.map(Number); - return zoom; + } + 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) + ""; }; - zoom.x = function(z) { - if (!arguments.length) return x1; - x1 = z; - x0 = z.copy(); - translate = [ 0, 0 ]; - scale = 1; - return zoom; + } + 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) + ""; }; - zoom.y = function(z) { - if (!arguments.length) return y1; - y1 = z; - y0 = z.copy(); - translate = [ 0, 0 ]; - scale = 1; - return zoom; + } + 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) + ""; }; - function location(p) { - return [ (p[0] - translate[0]) / scale, (p[1] - translate[1]) / scale ]; - } - function point(l) { - return [ l[0] * scale + translate[0], l[1] * scale + translate[1] ]; - } - function scaleTo(s) { - scale = Math.max(scaleExtent[0], Math.min(scaleExtent[1], s)); - } - function translateTo(p, l) { - l = point(l); - translate[0] += p[0] - l[0]; - translate[1] += p[1] - l[1]; + } + 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; } - function rescale() { - if (x1) x1.domain(x0.range().map(function(x) { - return (x - translate[0]) / scale; - }).map(x0.invert)); - if (y1) y1.domain(y0.range().map(function(y) { - return (y - translate[1]) / scale; - }).map(y0.invert)); + 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; } - function dispatch(event) { - rescale(); - d3.event.preventDefault(); - event({ - type: "zoom", - scale: scale, - translate: translate + 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(""); } - function mousedown() { - var target = this, event_ = event.of(target, arguments), eventTarget = d3.event.target, moved = 0, w = d3.select(window).on("mousemove.zoom", mousemove).on("mouseup.zoom", mouseup), l = location(d3.mouse(target)); - window.focus(); - d3_eventCancel(); - function mousemove() { - moved = 1; - translateTo(d3.mouse(target), l); - dispatch(event_); - } - function mouseup() { - if (moved) d3_eventCancel(); - w.on("mousemove.zoom", null).on("mouseup.zoom", null); - if (moved && d3.event.target === eventTarget) w.on("click.zoom", click, true); - } - function click() { - d3_eventCancel(); - w.on("click.zoom", null); - } - } - function mousewheel() { - if (!translate0) translate0 = location(d3.mouse(this)); - scaleTo(Math.pow(2, d3_behavior_zoomDelta() * .002) * scale); - translateTo(d3.mouse(this), translate0); - dispatch(event.of(this, arguments)); - } - function mousemove() { - translate0 = null; - } - function dblclick() { - var p = d3.mouse(this), l = location(p), k = Math.log(scale) / Math.LN2; - scaleTo(Math.pow(2, d3.event.shiftKey ? Math.ceil(k) - 1 : Math.floor(k) + 1)); - translateTo(p, l); - dispatch(event.of(this, arguments)); - } - function touchstart() { - var touches = d3.touches(this), now = Date.now(); - scale0 = scale; - translate0 = {}; - touches.forEach(function(t) { - translate0[t.identifier] = location(t); + 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) }); - d3_eventCancel(); - if (touches.length === 1) { - if (now - touchtime < 500) { - var p = touches[0], l = location(touches[0]); - scaleTo(scale * 2); - translateTo(p, l); - dispatch(event.of(this, arguments)); - } - touchtime = now; - } - } - function touchmove() { - var touches = d3.touches(this), p0 = touches[0], l0 = translate0[p0.identifier]; - if (p1 = touches[1]) { - var p1, l1 = translate0[p1.identifier]; - p0 = [ (p0[0] + p1[0]) / 2, (p0[1] + p1[1]) / 2 ]; - l0 = [ (l0[0] + l1[0]) / 2, (l0[1] + l1[1]) / 2 ]; - scaleTo(d3.event.scale * scale0); - } - translateTo(p0, l0); - touchtime = null; - dispatch(event.of(this, arguments)); + } else if (rb) { + s.push(s.pop() + "rotate(" + rb + ")"); } - return d3.rebind(zoom, event, "on"); - }; - var d3_behavior_zoomDiv, d3_behavior_zoomInfinity = [ 0, Infinity ]; - function d3_behavior_zoomDelta() { - if (!d3_behavior_zoomDiv) { - d3_behavior_zoomDiv = d3.select("body").append("div").style("visibility", "hidden").style("top", 0).style("height", 0).style("width", 0).style("overflow-y", "scroll").append("div").style("height", "2000px").node().parentNode; + 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 + ")"); } - var e = d3.event, delta; - try { - d3_behavior_zoomDiv.scrollTop = 1e3; - d3_behavior_zoomDiv.dispatchEvent(e); - delta = 1e3 - d3_behavior_zoomDiv.scrollTop; - } catch (error) { - delta = e.wheelDelta || -e.detail * 5; + 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 + ")"); } - return delta; + 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() { @@ -3987,7 +6119,7 @@ }); }); } - k = (2 * π - padding * n) / k; + k = (τ - padding * n) / k; x = 0, i = -1; while (++i < n) { x0 = x, j = -1; @@ -4073,19 +6205,21 @@ 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, gravity = .1, theta = .8, nodes = [], links = [], distances, strengths, charges; + 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, dn = 1 / Math.sqrt(dx * dx + dy * dy); - if ((x2 - x1) * dn < theta) { - var k = quad.charge * dn * dn; - node.px -= dx * k; - node.py -= dy * k; + 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 && isFinite(dn)) { - var k = quad.pointCharge * dn * dn; + if (quad.point && dn && dn < chargeDistance2) { + var k = quad.pointCharge / dn; node.px -= dx * k; node.py -= dy * k; } @@ -4170,18 +6304,18 @@ }; force.linkDistance = function(x) { if (!arguments.length) return linkDistance; - linkDistance = d3_functor(x); + linkDistance = typeof x === "function" ? x : +x; return force; }; force.distance = force.linkDistance; force.linkStrength = function(x) { if (!arguments.length) return linkStrength; - linkStrength = d3_functor(x); + linkStrength = typeof x === "function" ? x : +x; return force; }; force.friction = function(x) { if (!arguments.length) return friction; - friction = x; + friction = +x; return force; }; force.charge = function(x) { @@ -4189,18 +6323,24 @@ 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; + gravity = +x; return force; }; force.theta = function(x) { - if (!arguments.length) return theta; - theta = 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) { @@ -4213,19 +6353,15 @@ return force; }; force.start = function() { - var i, j, n = nodes.length, m = links.length, w = size[0], h = size[1], neighbors, o; + 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; } - distances = []; - strengths = []; 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]; - distances[i] = linkDistance.call(this, o, i); - strengths[i] = linkStrength.call(this, o, i); ++o.source.weight; ++o.target.weight; } @@ -4236,24 +6372,15 @@ 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; - } - } + 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) { - var neighbors = neighbor(i), j = -1, m = neighbors.length, x; - while (++j < m) if (!isNaN(x = neighbors[j][dimension])) return x; - return Math.random() * size; - } - function neighbor() { if (!neighbors) { - neighbors = []; + neighbors = new Array(n); for (j = 0; j < n; ++j) { neighbors[j] = []; } @@ -4263,7 +6390,9 @@ neighbors[o.target.index].push(o.source); } } - return neighbors[i]; + var candidates = neighbors[i], j = -1, l = candidates.length, x; + while (++j < l) if (!isNaN(x = candidates[j][dimension])) return x; + return Math.random() * size; } return force.resume(); }; @@ -4274,7 +6403,8 @@ return force.alpha(0); }; force.drag = function() { - if (!drag) drag = d3.behavior.drag().origin(d3_identity).on("dragstart", d3_layout_forceDragstart).on("drag", dragmove).on("dragend", d3_layout_forceDragend); + 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) { @@ -4287,14 +6417,14 @@ d.fixed |= 2; } function d3_layout_forceDragend(d) { - d.fixed &= 1; + 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 &= 3; + d.fixed &= ~4; } function d3_layout_forceAccumulate(quad, alpha, charges) { var cx = 0, cy = 0; @@ -4323,11 +6453,112 @@ quad.cx = cx / quad.charge; quad.cy = cy / quad.charge; } - function d3_layout_forceLinkDistance() { - return 20; + 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_forceLinkStrength() { - return 1; + 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 ]; @@ -4367,49 +6598,50 @@ return d3_layout_hierarchyRebind(partition, hierarchy); }; d3.layout.pie = function() { - var value = Number, sort = d3_layout_pieSortByValue, startAngle = 0, endAngle = 2 * π; + var value = Number, sort = d3_layout_pieSortByValue, startAngle = 0, endAngle = τ, padAngle = 0; function pie(data) { - var values = data.map(function(d, i) { + var n = data.length, values = data.map(function(d, i) { return +value.call(pie, d, i); - }); - var a = +(typeof startAngle === "function" ? startAngle.apply(this, arguments) : startAngle); - var k = ((typeof endAngle === "function" ? endAngle.apply(this, arguments) : endAngle) - startAngle) / d3.sum(values); - var index = d3.range(data.length); + }), 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]); }); - var arcs = []; index.forEach(function(i) { - var d; arcs[i] = { data: data[i], - value: d = values[i], + value: v = values[i], startAngle: a, - endAngle: a += d * k + endAngle: a += v * k + pa, + padAngle: p }; }); return arcs; } - pie.value = function(x) { + pie.value = function(_) { if (!arguments.length) return value; - value = x; + value = _; return pie; }; - pie.sort = function(x) { + pie.sort = function(_) { if (!arguments.length) return sort; - sort = x; + sort = _; return pie; }; - pie.startAngle = function(x) { + pie.startAngle = function(_) { if (!arguments.length) return startAngle; - startAngle = x; + startAngle = _; return pie; }; - pie.endAngle = function(x) { + pie.endAngle = function(_) { if (!arguments.length) return endAngle; - endAngle = x; + endAngle = _; + return pie; + }; + pie.padAngle = function(_) { + if (!arguments.length) return padAngle; + padAngle = _; return pie; }; return pie; @@ -4418,6 +6650,7 @@ 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); }); @@ -4430,7 +6663,7 @@ series = d3.permute(series, orders); points = d3.permute(points, orders); var offsets = offset.call(stack, points, index); - var n = series.length, m = series[0].length, i, j, o; + 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) { @@ -4625,117 +6858,38 @@ function d3_layout_histogramRange(values) { return [ d3.min(values), d3.max(values) ]; } - d3.layout.hierarchy = function() { - var sort = d3_layout_hierarchySort, children = d3_layout_hierarchyChildren, value = d3_layout_hierarchyValue; - function recurse(node, depth, nodes) { - var childs = children.call(hierarchy, node, depth); - node.depth = depth; - nodes.push(node); - if (childs && (n = childs.length)) { - var i = -1, n, c = node.children = [], v = 0, j = depth + 1, d; - while (++i < n) { - d = recurse(childs[i], j, nodes); - d.parent = node; - c.push(d); - v += d.value; - } - if (sort) c.sort(sort); - if (value) node.value = v; - } else if (value) { - node.value = +value.call(hierarchy, node, depth) || 0; - } - return node; - } - function revalue(node, depth) { - var children = node.children, v = 0; - if (children && (n = children.length)) { - var i = -1, n, j = depth + 1; - while (++i < n) v += revalue(children[i], j); - } else if (value) { - v = +value.call(hierarchy, node, depth) || 0; - } - if (value) node.value = v; - return v; - } - function hierarchy(d) { - var nodes = []; - recurse(d, 0, nodes); - 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) { - revalue(root, 0); - 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_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.pack = function() { - var hierarchy = d3.layout.hierarchy().sort(d3_layout_packSort), padding = 0, size = [ 1, 1 ]; + 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]; - root.x = 0; - root.y = 0; - d3_layout_treeVisitAfter(root, function(d) { - d.r = Math.sqrt(d.value); + 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_treeVisitAfter(root, d3_layout_packSiblings); - var w = size[0], h = size[1], k = Math.max(2 * root.r / w, 2 * root.r / h); - if (padding > 0) { - var dr = padding * k / 2; - d3_layout_treeVisitAfter(root, function(d) { + 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_treeVisitAfter(root, d3_layout_packSiblings); - d3_layout_treeVisitAfter(root, function(d) { + d3_layout_hierarchyVisitAfter(root, d3_layout_packSiblings); + d3_layout_hierarchyVisitAfter(root, function(d) { d.r -= dr; }); - k = Math.max(2 * root.r / w, 2 * root.r / h); } - d3_layout_packTransform(root, w / 2, h / 2, 1 / k); + 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(x) { + pack.size = function(_) { if (!arguments.length) return size; - size = x; + size = _; + return pack; + }; + pack.radius = function(_) { + if (!arguments.length) return radius; + radius = _ == null || typeof _ === "function" ? _ : +_; return pack; }; pack.padding = function(_) { @@ -4761,7 +6915,7 @@ } function d3_layout_packIntersects(a, b) { var dx = b.x - a.x, dy = b.y - a.y, dr = a.r + b.r; - return dr * dr - dx * dx - dy * dy > .001; + return .999 * dr * dr > dx * dx + dy * dy; } function d3_layout_packSiblings(node) { if (!(nodes = node.children) || !(n = nodes.length)) return; @@ -4858,11 +7012,158 @@ 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 ]; + 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_treeVisitAfter(root, function(node) { + d3_layout_hierarchyVisitAfter(root, function(node) { var children = node.children; if (children && children.length) { node.x = d3_layout_clusterX(children); @@ -4874,7 +7175,10 @@ } }); 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_treeVisitAfter(root, function(node) { + 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]; }); @@ -4886,8 +7190,13 @@ return cluster; }; cluster.size = function(x) { - if (!arguments.length) return size; - size = 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); @@ -4897,188 +7206,18 @@ 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.tree = function() { - var hierarchy = d3.layout.hierarchy().sort(null).value(null), separation = d3_layout_treeSeparation, size = [ 1, 1 ]; - function tree(d, i) { - var nodes = hierarchy.call(this, d, i), root = nodes[0]; - function firstWalk(node, previousSibling) { - var children = node.children, layout = node._tree; - if (children && (n = children.length)) { - var n, firstChild = children[0], previousChild, ancestor = firstChild, child, i = -1; - while (++i < n) { - child = children[i]; - firstWalk(child, previousChild); - ancestor = apportion(child, previousChild, ancestor); - previousChild = child; - } - d3_layout_treeShift(node); - var midpoint = .5 * (firstChild._tree.prelim + child._tree.prelim); - if (previousSibling) { - layout.prelim = previousSibling._tree.prelim + separation(node, previousSibling); - layout.mod = layout.prelim - midpoint; - } else { - layout.prelim = midpoint; - } - } else { - if (previousSibling) { - layout.prelim = previousSibling._tree.prelim + separation(node, previousSibling); - } - } - } - function secondWalk(node, x) { - node.x = node._tree.prelim + x; - var children = node.children; - if (children && (n = children.length)) { - var i = -1, n; - x += node._tree.mod; - while (++i < n) { - secondWalk(children[i], x); - } - } - } - function apportion(node, previousSibling, ancestor) { - if (previousSibling) { - var vip = node, vop = node, vim = previousSibling, vom = node.parent.children[0], sip = vip._tree.mod, sop = vop._tree.mod, sim = vim._tree.mod, som = vom._tree.mod, 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._tree.ancestor = node; - shift = vim._tree.prelim + sim - vip._tree.prelim - sip + separation(vim, vip); - if (shift > 0) { - d3_layout_treeMove(d3_layout_treeAncestor(vim, node, ancestor), node, shift); - sip += shift; - sop += shift; - } - sim += vim._tree.mod; - sip += vip._tree.mod; - som += vom._tree.mod; - sop += vop._tree.mod; - } - if (vim && !d3_layout_treeRight(vop)) { - vop._tree.thread = vim; - vop._tree.mod += sim - sop; - } - if (vip && !d3_layout_treeLeft(vom)) { - vom._tree.thread = vip; - vom._tree.mod += sip - som; - ancestor = node; - } - } - return ancestor; - } - d3_layout_treeVisitAfter(root, function(node, previousSibling) { - node._tree = { - ancestor: node, - prelim: 0, - mod: 0, - change: 0, - shift: 0, - number: previousSibling ? previousSibling._tree.number + 1 : 0 - }; - }); - firstWalk(root); - secondWalk(root, -root._tree.prelim); - var left = d3_layout_treeSearch(root, d3_layout_treeLeftmost), right = d3_layout_treeSearch(root, d3_layout_treeRightmost), deep = d3_layout_treeSearch(root, d3_layout_treeDeepest), x0 = left.x - separation(left, right) / 2, x1 = right.x + separation(right, left) / 2, y1 = deep.depth || 1; - d3_layout_treeVisitAfter(root, function(node) { - node.x = (node.x - x0) / (x1 - x0) * size[0]; - node.y = node.depth / y1 * size[1]; - delete node._tree; - }); - return nodes; - } - tree.separation = function(x) { - if (!arguments.length) return separation; - separation = x; - return tree; - }; - tree.size = function(x) { - if (!arguments.length) return size; - size = x; - 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(node) { - var children = node.children; - return children && children.length ? children[0] : node._tree.thread; - } - function d3_layout_treeRight(node) { - var children = node.children, n; - return children && (n = children.length) ? children[n - 1] : node._tree.thread; - } - function d3_layout_treeSearch(node, compare) { - var children = node.children; - if (children && (n = children.length)) { - var child, n, i = -1; - while (++i < n) { - if (compare(child = d3_layout_treeSearch(children[i], compare), node) > 0) { - node = child; - } - } - } - return node; - } - function d3_layout_treeRightmost(a, b) { - return a.x - b.x; - } - function d3_layout_treeLeftmost(a, b) { - return b.x - a.x; - } - function d3_layout_treeDeepest(a, b) { - return a.depth - b.depth; - } - function d3_layout_treeVisitAfter(node, callback) { - function visit(node, previousSibling) { - var children = node.children; - if (children && (n = children.length)) { - var child, previousChild = null, i = -1, n; - while (++i < n) { - child = children[i]; - visit(child, previousChild); - previousChild = child; - } - } - callback(node, previousSibling); - } - visit(node, null); - } - function d3_layout_treeShift(node) { - var shift = 0, change = 0, children = node.children, i = children.length, child; - while (--i >= 0) { - child = children[i]._tree; - child.prelim += shift; - child.mod += shift; - shift += child.shift + (change += child.change); - } + function d3_layout_clusterX(children) { + return children.reduce(function(x, child) { + return x + child.x; + }, 0) / children.length; } - function d3_layout_treeMove(ancestor, node, shift) { - ancestor = ancestor._tree; - node = node._tree; - var change = shift / (node.number - ancestor.number); - ancestor.change += change; - node.change -= change; - node.shift += shift; - node.prelim += shift; - node.mod += shift; + function d3_layout_clusterLeft(node) { + var children = node.children; + return children && children.length ? d3_layout_clusterLeft(children[0]) : node; } - function d3_layout_treeAncestor(vim, node, ancestor) { - return vim._tree.ancestor.parent == node.parent ? vim._tree.ancestor : ancestor; + 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)); @@ -5133,2406 +7272,2063 @@ 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 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 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 pow(x) { + return positive ? Math.pow(base, x) : -Math.pow(base, -x); } - 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; + function scale(x) { + return linear(log(x)); } - treemap.size = function(x) { - if (!arguments.length) return size; - size = x; - return treemap; + scale.invert = function(x) { + return pow(linear.invert(x)); }; - 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; + scale.domain = function(x) { + if (!arguments.length) return domain; + positive = x[0] >= 0; + linear.domain((domain = x.map(Number)).map(log)); + return scale; }; - treemap.round = function(x) { - if (!arguments.length) return round != Number; - round = x ? Math.round : Number; - return treemap; + scale.base = function(_) { + if (!arguments.length) return base; + base = +_; + linear.domain(domain.map(log)); + return scale; }; - treemap.sticky = function(x) { - if (!arguments.length) return sticky; - sticky = x; - stickies = null; - return treemap; + 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; }; - treemap.ratio = function(x) { - if (!arguments.length) return ratio; - ratio = x; - return treemap; + 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; }; - treemap.mode = function(x) { - if (!arguments.length) return mode; - mode = x + ""; - return treemap; + 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) : ""; + }; }; - return d3_layout_hierarchyRebind(treemap, hierarchy); - }; - function d3_layout_treemapPadNull(node) { - return { - x: node.x, - y: node.y, - dx: node.dx, - dy: node.dy + scale.copy = function() { + return d3_scale_log(linear.copy(), base, positive, domain); }; + return d3_scale_linearRebind(scale, linear); } - 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; + var d3_scale_logFormat = d3.format(".0e"), d3_scale_logNiceNegative = { + floor: function(x) { + return -Math.ceil(-x); + }, + ceil: function(x) { + return -Math.floor(-x); } - if (dy < 0) { - y += dy / 2; - dy = 0; + }; + 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)); } - return { - x: x, - y: y, - dx: dx, - dy: dy + 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_dsv(delimiter, mimeType) { - var reFormat = new RegExp('["' + delimiter + "\n]"), delimiterCode = delimiter.charCodeAt(0); - function dsv(url, callback) { - return d3.xhr(url, mimeType, callback).response(response); - } - function response(request) { - return dsv.parse(request.responseText); + 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]; } - dsv.parse = function(text) { - var o; - return dsv.parseRows(text, function(row) { - if (o) return o(row); - o = new Function("d", "return {" + row.map(function(name, i) { - return JSON.stringify(name) + ": d[" + i + "]"; - }).join(",") + "}"); + 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; }; - 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.substring(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.substring(j, I - k); - } - return text.substring(j); - } - while ((t = token()) !== EOF) { - var a = []; - while (t !== EOL && t !== EOF) { - a.push(t); - t = token(); - } - if (f && !(a = f(a, n++))) continue; - rows.push(a); - } - return rows; + scale.rangeBand = function() { + return rangeBand; }; - dsv.format = function(rows) { - return rows.map(formatRow).join("\n"); + scale.rangeExtent = function() { + return d3_scaleExtent(ranger.a[0]); }; - function formatRow(row) { - return row.map(formatValue).join(delimiter); - } - function formatValue(text) { - return reFormat.test(text) ? '"' + text.replace(/\"/g, '""') + '"' : text; - } - return dsv; + scale.copy = function() { + return d3_scale_ordinal(domain, ranger); + }; + return scale.domain(domain); } - d3.csv = d3_dsv(",", "text/csv"); - d3.tsv = d3_dsv(" ", "text/tab-separated-values"); - d3.geo = {}; - d3.geo.stream = function(object, listener) { - if (d3_geo_streamObjectType.hasOwnProperty(object.type)) { - d3_geo_streamObjectType[object.type](object, listener); - } else { - d3_geo_streamGeometry(object, listener); - } + d3.scale.category10 = function() { + return d3.scale.ordinal().range(d3_category10); }; - function d3_geo_streamGeometry(geometry, listener) { - if (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); - } + d3.scale.category20 = function() { + return d3.scale.ordinal().range(d3_category20); }; - var d3_geo_streamGeometryType = { - Sphere: function(object, listener) { - listener.sphere(); - }, - Point: function(object, listener) { - var coordinate = object.coordinates; - listener.point(coordinate[0], coordinate[1]); - }, - MultiPoint: function(object, listener) { - var coordinates = object.coordinates, i = -1, n = coordinates.length, coordinate; - while (++i < n) coordinate = coordinates[i], listener.point(coordinate[0], coordinate[1]); - }, - 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); - } + d3.scale.category20b = function() { + return d3.scale.ordinal().range(d3_category20b); }; - 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]); - 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(); - } - function d3_geo_spherical(cartesian) { - return [ Math.atan2(cartesian[1], cartesian[0]), Math.asin(Math.max(-1, Math.min(1, cartesian[2]))) ]; - } - function d3_geo_sphericalEqual(a, b) { - return Math.abs(a[0] - b[0]) < ε && Math.abs(a[1] - b[1]) < ε; - } - 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_resample(project) { - var δ2 = .5, maxDepth = 16; - function resample(stream) { - var λ0, x0, y0, a0, b0, c0; - var resample = { - point: point, - lineStart: lineStart, - lineEnd: lineEnd, - polygonStart: function() { - stream.polygonStart(); - resample.lineStart = polygonLineStart; - }, - 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 polygonLineStart() { - var λ00, φ00, x00, y00, a00, b00, c00; - lineStart(); - resample.point = function(λ, φ) { - linePoint(λ00 = λ, φ00 = φ), x00 = x0, y00 = y0, a00 = a0, b00 = b0, c00 = c0; - resample.point = linePoint; - }; - resample.lineEnd = function() { - resampleLineTo(x0, y0, λ0, a0, b0, c0, x00, y00, λ00, a00, b00, c00, maxDepth, stream); - resample.lineEnd = lineEnd; - lineEnd(); - }; - } - return resample; + 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 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 = Math.abs(Math.abs(c) - 1) < 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 || Math.abs((dx * dx2 + dy * dy2) / d2 - .5) > .3) { - 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); - } - } + function scale(x) { + if (!isNaN(x = +x)) return range[d3.bisect(thresholds, x)]; } - resample.precision = function(_) { - if (!arguments.length) return Math.sqrt(δ2); - maxDepth = (δ2 = _ * _) > 0 && 16; - return resample; + scale.domain = function(x) { + if (!arguments.length) return domain; + domain = x.map(d3_number).filter(d3_numeric).sort(d3_ascending); + return rescale(); }; - return resample; + 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.geo.albersUsa = function() { - var lower48 = d3.geo.albers(); - var alaska = d3.geo.albers().rotate([ 160, 0 ]).center([ 0, 60 ]).parallels([ 55, 65 ]); - var hawaii = d3.geo.albers().rotate([ 160, 0 ]).center([ 0, 20 ]).parallels([ 8, 18 ]); - var puertoRico = d3.geo.albers().rotate([ 60, 0 ]).center([ 0, 10 ]).parallels([ 8, 18 ]); - function albersUsa(coordinates) { - return projection(coordinates)(coordinates); + 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 projection(point) { - var lon = point[0], lat = point[1]; - return lat > 50 ? alaska : lon < -140 ? hawaii : lat < 21 ? puertoRico : lower48; + function rescale() { + kx = range.length / (x1 - x0); + i = range.length - 1; + return scale; } - albersUsa.scale = function(x) { - if (!arguments.length) return lower48.scale(); - lower48.scale(x); - alaska.scale(x * .6); - hawaii.scale(x); - puertoRico.scale(x * 1.5); - return albersUsa.translate(lower48.translate()); + 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(); }; - albersUsa.translate = function(x) { - if (!arguments.length) return lower48.translate(); - var dz = lower48.scale(), dx = x[0], dy = x[1]; - lower48.translate(x); - alaska.translate([ dx - .4 * dz, dy + .17 * dz ]); - hawaii.translate([ dx - .19 * dz, dy + .2 * dz ]); - puertoRico.translate([ dx + .58 * dz, dy + .43 * dz ]); - return albersUsa; + 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 albersUsa.scale(lower48.scale()); + return rescale(); + } + d3.scale.threshold = function() { + return d3_scale_threshold([ .5 ], [ 0, 1 ]); }; - function d3_geo_albers(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 albers(λ, φ) { - var ρ = Math.sqrt(C - 2 * n * Math.sin(φ)) / n; - return [ ρ * Math.sin(λ *= n), ρ0 - ρ * Math.cos(λ) ]; + function d3_scale_threshold(domain, range) { + function scale(x) { + if (x <= x) return range[d3.bisect(domain, x)]; } - albers.invert = function(x, y) { - var ρ0_y = ρ0 - y; - return [ Math.atan2(x, ρ0_y) / n, Math.asin((C - (x * x + ρ0_y * ρ0_y) * n * n) / (2 * n)) ]; + scale.domain = function(_) { + if (!arguments.length) return domain; + domain = _; + return scale; }; - return albers; - } - (d3.geo.albers = function() { - var φ0 = 29.5 * d3_radians, φ1 = 45.5 * d3_radians, m = d3_geo_projectionMutator(d3_geo_albers), p = m(φ0, φ1); - p.parallels = function(_) { - if (!arguments.length) return [ φ0 * d3_degrees, φ1 * d3_degrees ]; - return m(φ0 = _[0] * d3_radians, φ1 = _[1] * d3_radians); + scale.range = function(_) { + if (!arguments.length) return range; + range = _; + return scale; }; - return p.rotate([ 98, 0 ]).center([ 0, 38 ]).scale(1e3); - }).raw = d3_geo_albers; - 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; - d3.geo.bounds = d3_geo_bounds(d3_identity); - function d3_geo_bounds(projectStream) { - var x0, y0, x1, y1; - var bound = { - point: boundPoint, - lineStart: d3_noop, - lineEnd: d3_noop, - polygonStart: function() { - bound.lineEnd = boundPolygonLineEnd; - }, - polygonEnd: function() { - bound.point = boundPoint; - } + scale.invertExtent = function(y) { + y = range.indexOf(y); + return [ domain[y - 1], domain[y] ]; }; - function boundPoint(x, y) { - if (x < x0) x0 = x; - if (x > x1) x1 = x; - if (y < y0) y0 = y; - if (y > y1) y1 = y; - } - function boundPolygonLineEnd() { - bound.point = bound.lineEnd = d3_noop; - } - return function(feature) { - y1 = x1 = -(x0 = y0 = Infinity); - d3.geo.stream(feature, projectStream(bound)); - return [ [ x0, y0 ], [ x1, y1 ] ]; + scale.copy = function() { + return d3_scale_threshold(domain, range); }; + return scale; } - d3.geo.centroid = function(object) { - d3_geo_centroidDimension = d3_geo_centroidW = d3_geo_centroidX = d3_geo_centroidY = d3_geo_centroidZ = 0; - d3.geo.stream(object, d3_geo_centroid); - var m; - if (d3_geo_centroidW && Math.abs(m = Math.sqrt(d3_geo_centroidX * d3_geo_centroidX + d3_geo_centroidY * d3_geo_centroidY + d3_geo_centroidZ * d3_geo_centroidZ)) > ε) { - return [ Math.atan2(d3_geo_centroidY, d3_geo_centroidX) * d3_degrees, Math.asin(Math.max(-1, Math.min(1, d3_geo_centroidZ / m))) * d3_degrees ]; - } + d3.scale.identity = function() { + return d3_scale_identity([ 0, 1 ]); }; - var d3_geo_centroidDimension, d3_geo_centroidW, d3_geo_centroidX, d3_geo_centroidY, d3_geo_centroidZ; - var d3_geo_centroid = { - sphere: function() { - if (d3_geo_centroidDimension < 2) { - d3_geo_centroidDimension = 2; - d3_geo_centroidW = d3_geo_centroidX = d3_geo_centroidY = d3_geo_centroidZ = 0; - } - }, - point: d3_geo_centroidPoint, - lineStart: d3_geo_centroidLineStart, - lineEnd: d3_geo_centroidLineEnd, - polygonStart: function() { - if (d3_geo_centroidDimension < 2) { - d3_geo_centroidDimension = 2; - d3_geo_centroidW = d3_geo_centroidX = d3_geo_centroidY = d3_geo_centroidZ = 0; - } - d3_geo_centroid.lineStart = d3_geo_centroidRingStart; - }, - polygonEnd: function() { - d3_geo_centroid.lineStart = d3_geo_centroidLineStart; + function d3_scale_identity(domain) { + function identity(x) { + return +x; } - }; - function d3_geo_centroidPoint(λ, φ) { - if (d3_geo_centroidDimension) return; - ++d3_geo_centroidW; - λ *= d3_radians; - var cosφ = Math.cos(φ *= d3_radians); - d3_geo_centroidX += (cosφ * Math.cos(λ) - d3_geo_centroidX) / d3_geo_centroidW; - d3_geo_centroidY += (cosφ * Math.sin(λ) - d3_geo_centroidY) / d3_geo_centroidW; - d3_geo_centroidZ += (Math.sin(φ) - d3_geo_centroidZ) / d3_geo_centroidW; - } - function d3_geo_centroidRingStart() { - var λ00, φ00; - d3_geo_centroidDimension = 1; - d3_geo_centroidLineStart(); - d3_geo_centroidDimension = 2; - var linePoint = d3_geo_centroid.point; - d3_geo_centroid.point = function(λ, φ) { - linePoint(λ00 = λ, φ00 = φ); + identity.invert = identity; + identity.domain = identity.range = function(x) { + if (!arguments.length) return domain; + domain = x.map(identity); + return identity; }; - d3_geo_centroid.lineEnd = function() { - d3_geo_centroid.point(λ00, φ00); - d3_geo_centroidLineEnd(); - d3_geo_centroid.lineEnd = d3_geo_centroidLineEnd; + identity.ticks = function(m) { + return d3_scale_linearTicks(domain, m); }; - } - function d3_geo_centroidLineStart() { - var x0, y0, z0; - if (d3_geo_centroidDimension > 1) return; - if (d3_geo_centroidDimension < 1) { - d3_geo_centroidDimension = 1; - d3_geo_centroidW = d3_geo_centroidX = d3_geo_centroidY = d3_geo_centroidZ = 0; - } - 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; + identity.tickFormat = function(m, format) { + return d3_scale_linearTickFormat(domain, m, format); }; - 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_centroidW += w; - d3_geo_centroidX += w * (x0 + (x0 = x)); - d3_geo_centroidY += w * (y0 + (y0 = y)); - d3_geo_centroidZ += w * (z0 + (z0 = z)); - } + identity.copy = function() { + return d3_scale_identity(domain); + }; + return identity; } - function d3_geo_centroidLineEnd() { - d3_geo_centroid.point = d3_geo_centroidPoint; + d3.svg = {}; + function d3_zero() { + return 0; } - 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; + d3.svg.arc = function() { + var innerRadius = d3_svg_arcInnerRadius, outerRadius = d3_svg_arcOuterRadius, cornerRadius = d3_zero, padRadius = d3_svg_arcAuto, startAngle = d3_svg_arcStartAngle, endAngle = d3_svg_arcEndAngle, padAngle = d3_svg_arcPadAngle; + function arc() { + var r0 = Math.max(0, +innerRadius.apply(this, arguments)), r1 = Math.max(0, +outerRadius.apply(this, arguments)), a0 = startAngle.apply(this, arguments) - halfπ, a1 = endAngle.apply(this, arguments) - halfπ, da = Math.abs(a1 - a0), cw = a0 > a1 ? 0 : 1; + if (r1 < r0) rc = r1, r1 = r0, r0 = rc; + if (da >= τε) return circleSegment(r1, cw) + (r0 ? circleSegment(r0, 1 - cw) : "") + "Z"; + var rc, cr, rp, ap, p0 = 0, p1 = 0, x0, y0, x1, y1, x2, y2, x3, y3, path = []; + if (ap = (+padAngle.apply(this, arguments) || 0) / 2) { + rp = padRadius === d3_svg_arcAuto ? Math.sqrt(r0 * r0 + r1 * r1) : +padRadius.apply(this, arguments); + if (!cw) p1 *= -1; + if (r1) p1 = d3_asin(rp / r1 * Math.sin(ap)); + if (r0) p0 = d3_asin(rp / r0 * Math.sin(ap)); + } + if (r1) { + x0 = r1 * Math.cos(a0 + p1); + y0 = r1 * Math.sin(a0 + p1); + x1 = r1 * Math.cos(a1 - p1); + y1 = r1 * Math.sin(a1 - p1); + var l1 = Math.abs(a1 - a0 - 2 * p1) <= π ? 0 : 1; + if (p1 && d3_svg_arcSweep(x0, y0, x1, y1) === cw ^ l1) { + var h1 = (a0 + a1) / 2; + x0 = r1 * Math.cos(h1); + y0 = r1 * Math.sin(h1); + x1 = y1 = null; } - }); - return { - type: "Polygon", - coordinates: [ ring ] - }; + } else { + x0 = y0 = 0; + } + if (r0) { + x2 = r0 * Math.cos(a1 - p0); + y2 = r0 * Math.sin(a1 - p0); + x3 = r0 * Math.cos(a0 + p0); + y3 = r0 * Math.sin(a0 + p0); + var l0 = Math.abs(a0 - a1 + 2 * p0) <= π ? 0 : 1; + if (p0 && d3_svg_arcSweep(x2, y2, x3, y3) === 1 - cw ^ l0) { + var h0 = (a0 + a1) / 2; + x2 = r0 * Math.cos(h0); + y2 = r0 * Math.sin(h0); + x3 = y3 = null; + } + } else { + x2 = y2 = 0; + } + if ((rc = Math.min(Math.abs(r1 - r0) / 2, +cornerRadius.apply(this, arguments))) > .001) { + cr = r0 < r1 ^ cw ? 0 : 1; + var oc = x3 == null ? [ x2, y2 ] : x1 == null ? [ x0, y0 ] : d3_geom_polygonIntersect([ x0, y0 ], [ x3, y3 ], [ x1, y1 ], [ x2, y2 ]), ax = x0 - oc[0], ay = y0 - oc[1], bx = x1 - oc[0], by = y1 - oc[1], kc = 1 / Math.sin(Math.acos((ax * bx + ay * by) / (Math.sqrt(ax * ax + ay * ay) * Math.sqrt(bx * bx + by * by))) / 2), lc = Math.sqrt(oc[0] * oc[0] + oc[1] * oc[1]); + if (x1 != null) { + var rc1 = Math.min(rc, (r1 - lc) / (kc + 1)), t30 = d3_svg_arcCornerTangents(x3 == null ? [ x2, y2 ] : [ x3, y3 ], [ x0, y0 ], r1, rc1, cw), t12 = d3_svg_arcCornerTangents([ x1, y1 ], [ x2, y2 ], r1, rc1, cw); + if (rc === rc1) { + path.push("M", t30[0], "A", rc1, ",", rc1, " 0 0,", cr, " ", t30[1], "A", r1, ",", r1, " 0 ", 1 - cw ^ d3_svg_arcSweep(t30[1][0], t30[1][1], t12[1][0], t12[1][1]), ",", cw, " ", t12[1], "A", rc1, ",", rc1, " 0 0,", cr, " ", t12[0]); + } else { + path.push("M", t30[0], "A", rc1, ",", rc1, " 0 1,", cr, " ", t12[0]); + } + } else { + path.push("M", x0, ",", y0); + } + if (x3 != null) { + var rc0 = Math.min(rc, (r0 - lc) / (kc - 1)), t03 = d3_svg_arcCornerTangents([ x0, y0 ], [ x3, y3 ], r0, -rc0, cw), t21 = d3_svg_arcCornerTangents([ x2, y2 ], x1 == null ? [ x0, y0 ] : [ x1, y1 ], r0, -rc0, cw); + if (rc === rc0) { + path.push("L", t21[0], "A", rc0, ",", rc0, " 0 0,", cr, " ", t21[1], "A", r0, ",", r0, " 0 ", cw ^ d3_svg_arcSweep(t21[1][0], t21[1][1], t03[1][0], t03[1][1]), ",", 1 - cw, " ", t03[1], "A", rc0, ",", rc0, " 0 0,", cr, " ", t03[0]); + } else { + path.push("L", t21[0], "A", rc0, ",", rc0, " 0 0,", cr, " ", t03[0]); + } + } else { + path.push("L", x2, ",", y2); + } + } else { + path.push("M", x0, ",", y0); + if (x1 != null) path.push("A", r1, ",", r1, " 0 ", l1, ",", cw, " ", x1, ",", y1); + path.push("L", x2, ",", y2); + if (x3 != null) path.push("A", r0, ",", r0, " 0 ", l0, ",", 1 - cw, " ", x3, ",", y3); + } + path.push("Z"); + return path.join(""); } - circle.origin = function(x) { - if (!arguments.length) return origin; - origin = x; - return circle; + function circleSegment(r1, cw) { + return "M0," + r1 + "A" + r1 + "," + r1 + " 0 1," + cw + " 0," + -r1 + "A" + r1 + "," + r1 + " 0 1," + cw + " 0," + r1; + } + arc.innerRadius = function(v) { + if (!arguments.length) return innerRadius; + innerRadius = d3_functor(v); + return arc; }; - circle.angle = function(x) { - if (!arguments.length) return angle; - interpolate = d3_geo_circleInterpolate((angle = +x) * d3_radians, precision * d3_radians); - return circle; + arc.outerRadius = function(v) { + if (!arguments.length) return outerRadius; + outerRadius = d3_functor(v); + return arc; }; - circle.precision = function(_) { - if (!arguments.length) return precision; - interpolate = d3_geo_circleInterpolate(angle * d3_radians, (precision = +_) * d3_radians); - return circle; + arc.cornerRadius = function(v) { + if (!arguments.length) return cornerRadius; + cornerRadius = d3_functor(v); + return arc; }; - return circle.angle(90); - }; - function d3_geo_circleInterpolate(radians, precision) { - var cr = Math.cos(radians), sr = Math.sin(radians); - return function(from, to, direction, listener) { - if (from != null) { - from = d3_geo_circleAngle(cr, from); - to = d3_geo_circleAngle(cr, to); - if (direction > 0 ? from < to : from > to) from += direction * 2 * π; - } else { - from = radians + direction * 2 * π; - to = radians; - } - var point; - for (var step = direction * precision, 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]); - } + arc.padRadius = function(v) { + if (!arguments.length) return padRadius; + padRadius = v == d3_svg_arcAuto ? d3_svg_arcAuto : d3_functor(v); + return arc; + }; + arc.startAngle = function(v) { + if (!arguments.length) return startAngle; + startAngle = d3_functor(v); + return arc; + }; + arc.endAngle = function(v) { + if (!arguments.length) return endAngle; + endAngle = d3_functor(v); + return arc; + }; + arc.padAngle = function(v) { + if (!arguments.length) return padAngle; + padAngle = d3_functor(v); + return arc; + }; + arc.centroid = function() { + var r = (+innerRadius.apply(this, arguments) + +outerRadius.apply(this, arguments)) / 2, a = (+startAngle.apply(this, arguments) + +endAngle.apply(this, arguments)) / 2 - halfπ; + return [ Math.cos(a) * r, Math.sin(a) * r ]; }; + return arc; + }; + var d3_svg_arcAuto = "auto"; + function d3_svg_arcInnerRadius(d) { + return d.innerRadius; } - function d3_geo_circleAngle(cr, point) { - var a = d3_geo_cartesian(point); - a[0] -= cr; - d3_geo_cartesianNormalize(a); - var angle = Math.acos(Math.max(-1, Math.min(1, -a[1]))); - return ((-a[2] < 0 ? -angle : angle) + 2 * Math.PI - ε) % (2 * Math.PI); + function d3_svg_arcOuterRadius(d) { + return d.outerRadius; } - function d3_geo_clip(pointVisible, clipLine, interpolate) { - return function(listener) { - var line = clipLine(listener); - var clip = { - point: point, - lineStart: lineStart, - lineEnd: lineEnd, - polygonStart: function() { - clip.point = pointRing; - clip.lineStart = ringStart; - clip.lineEnd = ringEnd; - invisible = false; - invisibleArea = visibleArea = 0; - segments = []; - listener.polygonStart(); - }, - polygonEnd: function() { - clip.point = point; - clip.lineStart = lineStart; - clip.lineEnd = lineEnd; - segments = d3.merge(segments); - if (segments.length) { - d3_geo_clipPolygon(segments, interpolate, listener); - } else if (visibleArea < -ε || invisible && invisibleArea < -ε) { - listener.lineStart(); - interpolate(null, null, 1, listener); - listener.lineEnd(); - } - listener.polygonEnd(); - segments = null; - }, - sphere: function() { - listener.polygonStart(); - listener.lineStart(); - interpolate(null, null, 1, listener); - listener.lineEnd(); - listener.polygonEnd(); - } - }; - function point(λ, φ) { - if (pointVisible(λ, φ)) listener.point(λ, φ); - } - function pointLine(λ, φ) { - line.point(λ, φ); - } - function lineStart() { - clip.point = pointLine; - line.lineStart(); - } - function lineEnd() { - clip.point = point; - line.lineEnd(); - } - var segments, visibleArea, invisibleArea, invisible; - var buffer = d3_geo_clipBufferListener(), ringListener = clipLine(buffer), ring; - function pointRing(λ, φ) { - ringListener.point(λ, φ); - ring.push([ λ, φ ]); - } - function ringStart() { - ringListener.lineStart(); - ring = []; + function d3_svg_arcStartAngle(d) { + return d.startAngle; + } + function d3_svg_arcEndAngle(d) { + return d.endAngle; + } + function d3_svg_arcPadAngle(d) { + return d && d.padAngle; + } + function d3_svg_arcSweep(x0, y0, x1, y1) { + return (x0 - x1) * y0 - (y0 - y1) * x0 > 0 ? 0 : 1; + } + function d3_svg_arcCornerTangents(p0, p1, r1, rc, cw) { + var x01 = p0[0] - p1[0], y01 = p0[1] - p1[1], lo = (cw ? rc : -rc) / Math.sqrt(x01 * x01 + y01 * y01), ox = lo * y01, oy = -lo * x01, x1 = p0[0] + ox, y1 = p0[1] + oy, x2 = p1[0] + ox, y2 = p1[1] + oy, x3 = (x1 + x2) / 2, y3 = (y1 + y2) / 2, dx = x2 - x1, dy = y2 - y1, d2 = dx * dx + dy * dy, r = r1 - rc, D = x1 * y2 - x2 * y1, d = (dy < 0 ? -1 : 1) * Math.sqrt(r * r * d2 - D * D), cx0 = (D * dy - dx * d) / d2, cy0 = (-D * dx - dy * d) / d2, cx1 = (D * dy + dx * d) / d2, cy1 = (-D * dx + dy * d) / d2, dx0 = cx0 - x3, dy0 = cy0 - y3, dx1 = cx1 - x3, dy1 = cy1 - y3; + if (dx0 * dx0 + dy0 * dy0 > dx1 * dx1 + dy1 * dy1) cx0 = cx1, cy0 = cy1; + return [ [ cx0 - ox, cy0 - oy ], [ cx0 * r1 / r, cy0 * r1 / r ] ]; + } + function d3_svg_line(projection) { + var x = d3_geom_pointX, y = d3_geom_pointY, defined = d3_true, interpolate = d3_svg_lineLinear, interpolateKey = interpolate.key, tension = .7; + function line(data) { + var segments = [], points = [], i = -1, n = data.length, d, fx = d3_functor(x), fy = d3_functor(y); + function segment() { + segments.push("M", interpolate(projection(points), tension)); } - function ringEnd() { - pointRing(ring[0][0], ring[0][1]); - ringListener.lineEnd(); - var clean = ringListener.clean(), ringSegments = buffer.buffer(), segment, n = ringSegments.length; - if (!n) { - invisible = true; - invisibleArea += d3_geo_clipAreaRing(ring, -1); - ring = null; - return; - } - ring = null; - if (clean & 1) { - segment = ringSegments[0]; - visibleArea += d3_geo_clipAreaRing(segment, 1); - var n = segment.length - 1, i = -1, point; - listener.lineStart(); - while (++i < n) listener.point((point = segment[i])[0], point[1]); - listener.lineEnd(); - return; + while (++i < n) { + if (defined.call(this, d = data[i], i)) { + points.push([ +fx.call(this, d, i), +fy.call(this, d, i) ]); + } else if (points.length) { + segment(); + points = []; } - if (n > 1 && clean & 2) ringSegments.push(ringSegments.pop().concat(ringSegments.shift())); - segments.push(ringSegments.filter(d3_geo_clipSegmentLength1)); } - return clip; + if (points.length) segment(); + return segments.length ? segments.join("") : null; + } + line.x = function(_) { + if (!arguments.length) return x; + x = _; + return line; + }; + line.y = function(_) { + if (!arguments.length) return y; + y = _; + return line; + }; + line.defined = function(_) { + if (!arguments.length) return defined; + defined = _; + return line; }; + line.interpolate = function(_) { + if (!arguments.length) return interpolateKey; + if (typeof _ === "function") interpolateKey = interpolate = _; else interpolateKey = (interpolate = d3_svg_lineInterpolators.get(_) || d3_svg_lineLinear).key; + return line; + }; + line.tension = function(_) { + if (!arguments.length) return tension; + tension = _; + return line; + }; + return line; } - function d3_geo_clipPolygon(segments, interpolate, listener) { - var subject = [], clip = []; - segments.forEach(function(segment) { - var n = segment.length; - if (n <= 1) return; - var p0 = segment[0], p1 = segment[n - 1], a = { - point: p0, - points: segment, - other: null, - visited: false, - entry: true, - subject: true - }, b = { - point: p0, - points: [ p0 ], - other: a, - visited: false, - entry: false, - subject: false - }; - a.other = b; - subject.push(a); - clip.push(b); - a = { - point: p1, - points: [ p1 ], - other: null, - visited: false, - entry: false, - subject: true - }; - b = { - point: p1, - points: [ p1 ], - other: a, - visited: false, - entry: true, - subject: false - }; - a.other = b; - subject.push(a); - clip.push(b); - }); - clip.sort(d3_geo_clipSort); - d3_geo_clipLinkCircular(subject); - d3_geo_clipLinkCircular(clip); - if (!subject.length) return; - var start = subject[0], current, points, point; - while (1) { - current = start; - while (current.visited) if ((current = current.next) === start) return; - points = current.points; - listener.lineStart(); - do { - current.visited = current.other.visited = true; - if (current.entry) { - if (current.subject) { - for (var i = 0; i < points.length; i++) listener.point((point = points[i])[0], point[1]); - } else { - interpolate(current.point, current.next.point, 1, listener); - } - current = current.next; - } else { - if (current.subject) { - points = current.prev.points; - for (var i = points.length; --i >= 0; ) listener.point((point = points[i])[0], point[1]); - } else { - interpolate(current.point, current.prev.point, -1, listener); - } - current = current.prev; - } - current = current.other; - points = current.points; - } while (!current.visited); - listener.lineEnd(); - } + d3.svg.line = function() { + return d3_svg_line(d3_identity); + }; + var d3_svg_lineInterpolators = d3.map({ + linear: d3_svg_lineLinear, + "linear-closed": d3_svg_lineLinearClosed, + step: d3_svg_lineStep, + "step-before": d3_svg_lineStepBefore, + "step-after": d3_svg_lineStepAfter, + basis: d3_svg_lineBasis, + "basis-open": d3_svg_lineBasisOpen, + "basis-closed": d3_svg_lineBasisClosed, + bundle: d3_svg_lineBundle, + cardinal: d3_svg_lineCardinal, + "cardinal-open": d3_svg_lineCardinalOpen, + "cardinal-closed": d3_svg_lineCardinalClosed, + monotone: d3_svg_lineMonotone + }); + d3_svg_lineInterpolators.forEach(function(key, value) { + value.key = key; + value.closed = /-closed$/.test(key); + }); + function d3_svg_lineLinear(points) { + return points.join("L"); } - function d3_geo_clipLinkCircular(array) { - if (!(n = array.length)) return; - var n, i = 0, a = array[0], b; - while (++i < n) { - a.next = b = array[i]; - b.prev = a; - a = b; - } - a.next = b = array[0]; - b.prev = a; + function d3_svg_lineLinearClosed(points) { + return d3_svg_lineLinear(points) + "Z"; } - function d3_geo_clipSort(a, b) { - return ((a = a.point)[0] < 0 ? a[1] - π / 2 - ε : π / 2 - a[1]) - ((b = b.point)[0] < 0 ? b[1] - π / 2 - ε : π / 2 - b[1]); + function d3_svg_lineStep(points) { + var i = 0, n = points.length, p = points[0], path = [ p[0], ",", p[1] ]; + while (++i < n) path.push("H", (p[0] + (p = points[i])[0]) / 2, "V", p[1]); + if (n > 1) path.push("H", p[0]); + return path.join(""); } - function d3_geo_clipSegmentLength1(segment) { - return segment.length > 1; + function d3_svg_lineStepBefore(points) { + var i = 0, n = points.length, p = points[0], path = [ p[0], ",", p[1] ]; + while (++i < n) path.push("V", (p = points[i])[1], "H", p[0]); + return path.join(""); } - 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; + function d3_svg_lineStepAfter(points) { + var i = 0, n = points.length, p = points[0], path = [ p[0], ",", p[1] ]; + while (++i < n) path.push("H", (p = points[i])[0], "V", p[1]); + return path.join(""); + } + function d3_svg_lineCardinalOpen(points, tension) { + return points.length < 4 ? d3_svg_lineLinear(points) : points[1] + d3_svg_lineHermite(points.slice(1, -1), d3_svg_lineCardinalTangents(points, tension)); + } + function d3_svg_lineCardinalClosed(points, tension) { + return points.length < 3 ? d3_svg_lineLinear(points) : points[0] + d3_svg_lineHermite((points.push(points[0]), + points), d3_svg_lineCardinalTangents([ points[points.length - 2] ].concat(points, [ points[1] ]), tension)); + } + function d3_svg_lineCardinal(points, tension) { + return points.length < 3 ? d3_svg_lineLinear(points) : points[0] + d3_svg_lineHermite(points, d3_svg_lineCardinalTangents(points, tension)); + } + function d3_svg_lineHermite(points, tangents) { + if (tangents.length < 1 || points.length != tangents.length && points.length != tangents.length + 2) { + return d3_svg_lineLinear(points); + } + var quad = points.length != tangents.length, path = "", p0 = points[0], p = points[1], t0 = tangents[0], t = t0, pi = 1; + if (quad) { + path += "Q" + (p[0] - t0[0] * 2 / 3) + "," + (p[1] - t0[1] * 2 / 3) + "," + p[0] + "," + p[1]; + p0 = points[1]; + pi = 2; + } + if (tangents.length > 1) { + t = tangents[1]; + p = points[pi]; + pi++; + path += "C" + (p0[0] + t0[0]) + "," + (p0[1] + t0[1]) + "," + (p[0] - t[0]) + "," + (p[1] - t[1]) + "," + p[0] + "," + p[1]; + for (var i = 2; i < tangents.length; i++, pi++) { + p = points[pi]; + t = tangents[i]; + path += "S" + (p[0] - t[0]) + "," + (p[1] - t[1]) + "," + p[0] + "," + p[1]; } - }; + } + if (quad) { + var lp = points[pi]; + path += "Q" + (p[0] + t[0] * 2 / 3) + "," + (p[1] + t[1] * 2 / 3) + "," + lp[0] + "," + lp[1]; + } + return path; } - function d3_geo_clipAreaRing(ring, invisible) { - if (!(n = ring.length)) return 0; - var n, i = 0, area = 0, p = ring[0], λ = p[0], φ = p[1], cosφ = Math.cos(φ), x0 = Math.atan2(invisible * Math.sin(λ) * cosφ, Math.sin(φ)), y0 = 1 - invisible * Math.cos(λ) * cosφ, x1 = x0, x, y; + function d3_svg_lineCardinalTangents(points, tension) { + var tangents = [], a = (1 - tension) / 2, p0, p1 = points[0], p2 = points[1], i = 1, n = points.length; while (++i < n) { - p = ring[i]; - cosφ = Math.cos(φ = p[1]); - x = Math.atan2(invisible * Math.sin(λ = p[0]) * cosφ, Math.sin(φ)); - y = 1 - invisible * Math.cos(λ) * cosφ; - if (Math.abs(y0 - 2) < ε && Math.abs(y - 2) < ε) continue; - if (Math.abs(y) < ε || Math.abs(y0) < ε) {} else if (Math.abs(Math.abs(x - x0) - π) < ε) { - if (y + y0 > 2) area += 4 * (x - x0); - } else if (Math.abs(y0 - 2) < ε) area += 4 * (x - x1); else area += ((3 * π + x - x0) % (2 * π) - π) * (y0 + y); - x1 = x0, x0 = x, y0 = y; + p0 = p1; + p1 = p2; + p2 = points[i]; + tangents.push([ a * (p2[0] - p0[0]), a * (p2[1] - p0[1]) ]); } - return area; + return tangents; } - var d3_geo_clipAntimeridian = d3_geo_clip(d3_true, d3_geo_clipAntimeridianLine, d3_geo_clipAntimeridianInterpolate); - 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 = Math.abs(λ1 - λ0); - if (Math.abs(dλ - π) < ε) { - listener.point(λ0, φ0 = (φ0 + φ1) / 2 > 0 ? π / 2 : -π / 2); - 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 (Math.abs(λ0 - sλ0) < ε) λ0 -= sλ0 * ε; - if (Math.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_svg_lineBasis(points) { + if (points.length < 3) return d3_svg_lineLinear(points); + var i = 1, n = points.length, pi = points[0], x0 = pi[0], y0 = pi[1], px = [ x0, x0, x0, (pi = points[1])[0] ], py = [ y0, y0, y0, pi[1] ], path = [ x0, ",", y0, "L", d3_svg_lineDot4(d3_svg_lineBasisBezier3, px), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier3, py) ]; + points.push(points[n - 1]); + while (++i <= n) { + pi = points[i]; + px.shift(); + px.push(pi[0]); + py.shift(); + py.push(pi[1]); + d3_svg_lineBasisBezier(path, px, py); + } + points.pop(); + path.push("L", pi); + return path.join(""); + } + function d3_svg_lineBasisOpen(points) { + if (points.length < 4) return d3_svg_lineLinear(points); + var path = [], i = -1, n = points.length, pi, px = [ 0 ], py = [ 0 ]; + while (++i < 3) { + pi = points[i]; + px.push(pi[0]); + py.push(pi[1]); + } + path.push(d3_svg_lineDot4(d3_svg_lineBasisBezier3, px) + "," + d3_svg_lineDot4(d3_svg_lineBasisBezier3, py)); + --i; + while (++i < n) { + pi = points[i]; + px.shift(); + px.push(pi[0]); + py.shift(); + py.push(pi[1]); + d3_svg_lineBasisBezier(path, px, py); + } + return path.join(""); + } + function d3_svg_lineBasisClosed(points) { + var path, i = -1, n = points.length, m = n + 4, pi, px = [], py = []; + while (++i < 4) { + pi = points[i % n]; + px.push(pi[0]); + py.push(pi[1]); + } + path = [ d3_svg_lineDot4(d3_svg_lineBasisBezier3, px), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier3, py) ]; + --i; + while (++i < m) { + pi = points[i % n]; + px.shift(); + px.push(pi[0]); + py.shift(); + py.push(pi[1]); + d3_svg_lineBasisBezier(path, px, py); + } + return path.join(""); + } + function d3_svg_lineBundle(points, tension) { + var n = points.length - 1; + if (n) { + var x0 = points[0][0], y0 = points[0][1], dx = points[n][0] - x0, dy = points[n][1] - y0, i = -1, p, t; + while (++i <= n) { + p = points[i]; + t = i / n; + p[0] = tension * p[0] + (1 - tension) * (x0 + t * dx); + p[1] = tension * p[1] + (1 - tension) * (y0 + t * dy); } - }; + } + return d3_svg_lineBasis(points); } - function d3_geo_clipAntimeridianIntersect(λ0, φ0, λ1, φ1) { - var cosφ0, cosφ1, sinλ0_λ1 = Math.sin(λ0 - λ1); - return Math.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_svg_lineDot4(a, b) { + return a[0] * b[0] + a[1] * b[1] + a[2] * b[2] + a[3] * b[3]; } - function d3_geo_clipAntimeridianInterpolate(from, to, direction, listener) { - var φ; - if (from == null) { - φ = direction * π / 2; - 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 (Math.abs(from[0] - to[0]) > ε) { - var s = (from[0] < to[0] ? 1 : -1) * π; - φ = direction * s / 2; - listener.point(-s, φ); - listener.point(0, φ); - listener.point(s, φ); - } else { - listener.point(to[0], to[1]); - } + var d3_svg_lineBasisBezier1 = [ 0, 2 / 3, 1 / 3, 0 ], d3_svg_lineBasisBezier2 = [ 0, 1 / 3, 2 / 3, 0 ], d3_svg_lineBasisBezier3 = [ 0, 1 / 6, 2 / 3, 1 / 6 ]; + function d3_svg_lineBasisBezier(path, x, y) { + path.push("C", d3_svg_lineDot4(d3_svg_lineBasisBezier1, x), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier1, y), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier2, x), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier2, y), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier3, x), ",", d3_svg_lineDot4(d3_svg_lineBasisBezier3, y)); } - function d3_geo_clipCircle(degrees) { - var radians = degrees * d3_radians, cr = Math.cos(radians), interpolate = d3_geo_circleInterpolate(radians, 6 * d3_radians); - return d3_geo_clip(visible, clipLine, interpolate); - function visible(λ, φ) { - return Math.cos(λ) * Math.cos(φ) > cr; + function d3_svg_lineSlope(p0, p1) { + return (p1[1] - p0[1]) / (p1[0] - p0[0]); + } + function d3_svg_lineFiniteDifferences(points) { + var i = 0, j = points.length - 1, m = [], p0 = points[0], p1 = points[1], d = m[0] = d3_svg_lineSlope(p0, p1); + while (++i < j) { + m[i] = (d + (d = d3_svg_lineSlope(p0 = p1, p1 = points[i + 1]))) / 2; } - function clipLine(listener) { - var point0, v0, v00, clean; - return { - lineStart: function() { - v00 = v0 = false; - clean = 1; - }, - point: function(λ, φ) { - var point1 = [ λ, φ ], point2, v = visible(λ, φ); - 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 (v0 = 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; - } - if (v && (!point0 || !d3_geo_sphericalEqual(point0, point1))) listener.point(point1[0], point1[1]); - point0 = point1; - }, - lineEnd: function() { - if (v0) listener.lineEnd(); - point0 = null; - }, - clean: function() { - return clean | (v00 && v0) << 1; + m[i] = d; + return m; + } + function d3_svg_lineMonotoneTangents(points) { + var tangents = [], d, a, b, s, m = d3_svg_lineFiniteDifferences(points), i = -1, j = points.length - 1; + while (++i < j) { + d = d3_svg_lineSlope(points[i], points[i + 1]); + if (abs(d) < ε) { + m[i] = m[i + 1] = 0; + } else { + a = m[i] / d; + b = m[i + 1] / d; + s = a * a + b * b; + if (s > 9) { + s = d * 3 / Math.sqrt(s); + m[i] = s * a; + m[i + 1] = s * b; } - }; - } - function intersect(a, b) { - var pa = d3_geo_cartesian(a, 0), pb = d3_geo_cartesian(b, 0); - 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 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), t = Math.sqrt(w * w - uu * (d3_geo_cartesianDot(A, A) - 1)), q = d3_geo_cartesianScale(u, (-w - t) / uu); - d3_geo_cartesianAdd(q, A); - return d3_geo_spherical(q); + } } - } - function d3_geo_compose(a, b) { - function compose(x, y) { - return x = a(x, y), b(x[0], x[1]); + i = -1; + while (++i <= j) { + s = (points[Math.min(j, i + 1)][0] - points[Math.max(0, i - 1)][0]) / (6 * (1 + m[i] * m[i])); + tangents.push([ s || 0, m[i] * s || 0 ]); } - if (a.invert && b.invert) compose.invert = function(x, y) { - return x = b.invert(x, y), a.invert(x[0], x[1]); - }; - return compose; + return tangents; } - function d3_geo_equirectangular(λ, φ) { - return [ λ, φ ]; + function d3_svg_lineMonotone(points) { + return points.length < 3 ? d3_svg_lineLinear(points) : points[0] + d3_svg_lineHermite(points, d3_svg_lineMonotoneTangents(points)); } - (d3.geo.equirectangular = function() { - return d3_geo_projection(d3_geo_equirectangular).scale(250 / π); - }).raw = d3_geo_equirectangular.invert = d3_geo_equirectangular; - 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; - d3.geo.graticule = function() { - var x1, x0, y1, y0, dx = 22.5, dy = dx, x, y, precision = 2.5; - function graticule() { - return { - type: "MultiLineString", - coordinates: lines() - }; + d3.svg.line.radial = function() { + var line = d3_svg_line(d3_svg_lineRadial); + line.radius = line.x, delete line.x; + line.angle = line.y, delete line.y; + return line; + }; + function d3_svg_lineRadial(points) { + var point, i = -1, n = points.length, r, a; + while (++i < n) { + point = points[i]; + r = point[0]; + a = point[1] - halfπ; + point[0] = r * Math.cos(a); + point[1] = r * Math.sin(a); } - 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)); + return points; + } + function d3_svg_area(projection) { + var x0 = d3_geom_pointX, x1 = d3_geom_pointX, y0 = 0, y1 = d3_geom_pointY, defined = d3_true, interpolate = d3_svg_lineLinear, interpolateKey = interpolate.key, interpolateReverse = interpolate, L = "L", tension = .7; + function area(data) { + var segments = [], points0 = [], points1 = [], i = -1, n = data.length, d, fx0 = d3_functor(x0), fy0 = d3_functor(y0), fx1 = x0 === x1 ? function() { + return x; + } : d3_functor(x1), fy1 = y0 === y1 ? function() { + return y; + } : d3_functor(y1), x, y; + function segment() { + segments.push("M", interpolate(projection(points1), tension), L, interpolateReverse(projection(points0.reverse()), tension), "Z"); + } + while (++i < n) { + if (defined.call(this, d = data[i], i)) { + points0.push([ x = +fx0.call(this, d, i), y = +fy0.call(this, d, i) ]); + points1.push([ +fx1.call(this, d, i), +fy1.call(this, d, i) ]); + } else if (points0.length) { + segment(); + points0 = []; + points1 = []; + } + } + if (points0.length) segment(); + return segments.length ? segments.join("") : null; } - graticule.lines = function() { - return lines().map(function(coordinates) { - return { - type: "LineString", - coordinates: coordinates - }; - }); + area.x = function(_) { + if (!arguments.length) return x1; + x0 = x1 = _; + return area; }; - graticule.outline = function() { - return { - type: "Polygon", - coordinates: [ x(x0).concat(y(y1).slice(1), x(x1).reverse().slice(1), y(y0).reverse().slice(1)) ] - }; + area.x0 = function(_) { + if (!arguments.length) return x0; + x0 = _; + return area; }; - graticule.extent = 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); + area.x1 = function(_) { + if (!arguments.length) return x1; + x1 = _; + return area; }; - graticule.step = function(_) { - if (!arguments.length) return [ dx, dy ]; - dx = +_[0], dy = +_[1]; - return graticule; + area.y = function(_) { + if (!arguments.length) return y1; + y0 = y1 = _; + return area; }; - graticule.precision = function(_) { - if (!arguments.length) return precision; - precision = +_; - x = d3_geo_graticuleX(y0, y1, precision); - y = d3_geo_graticuleY(x0, x1, precision); - return graticule; + area.y0 = function(_) { + if (!arguments.length) return y0; + y0 = _; + return area; }; - return graticule.extent([ [ -180 + ε, -90 + ε ], [ 180 - ε, 90 - 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 ]; - }); + area.y1 = function(_) { + if (!arguments.length) return y1; + y1 = _; + return area; }; - } - 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 ]; - }); + area.defined = function(_) { + if (!arguments.length) return defined; + defined = _; + return area; + }; + area.interpolate = function(_) { + if (!arguments.length) return interpolateKey; + if (typeof _ === "function") interpolateKey = interpolate = _; else interpolateKey = (interpolate = d3_svg_lineInterpolators.get(_) || d3_svg_lineLinear).key; + interpolateReverse = interpolate.reverse || interpolate; + L = interpolate.closed ? "M" : "L"; + return area; + }; + area.tension = function(_) { + if (!arguments.length) return tension; + tension = _; + return area; }; + return area; } - 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); + d3_svg_lineStepBefore.reverse = d3_svg_lineStepAfter; + d3_svg_lineStepAfter.reverse = d3_svg_lineStepBefore; + d3.svg.area = function() { + return d3_svg_area(d3_identity); }; - 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 = Math.acos(Math.max(-1, Math.min(1, sy0 * sy1 + cy0 * cy1 * Math.cos(x1 - x0)))), k = 1 / Math.sin(d); - function interpolate(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_radians, Math.atan2(z, Math.sqrt(x * x + y * y)) / d3_radians ]; + d3.svg.area.radial = function() { + var area = d3_svg_area(d3_svg_lineRadial); + area.radius = area.x, delete area.x; + area.innerRadius = area.x0, delete area.x0; + area.outerRadius = area.x1, delete area.x1; + area.angle = area.y, delete area.y; + area.startAngle = area.y0, delete area.y0; + area.endAngle = area.y1, delete area.y1; + return area; + }; + d3.svg.chord = function() { + var source = d3_source, target = d3_target, radius = d3_svg_chordRadius, startAngle = d3_svg_arcStartAngle, endAngle = d3_svg_arcEndAngle; + function chord(d, i) { + var s = subgroup(this, source, d, i), t = subgroup(this, target, d, i); + return "M" + s.p0 + arc(s.r, s.p1, s.a1 - s.a0) + (equals(s, t) ? curve(s.r, s.p1, s.r, s.p0) : curve(s.r, s.p1, t.r, t.p0) + arc(t.r, t.p1, t.a1 - t.a0) + curve(t.r, t.p1, s.r, s.p0)) + "Z"; } - interpolate.distance = d; - return interpolate; - } - d3.geo.greatArc = function() { - var source = d3_source, s, target = d3_target, t, precision = 6 * d3_radians, interpolate; - function greatArc() { - var p0 = s || source.apply(this, arguments), p1 = t || target.apply(this, arguments), i = interpolate || d3.geo.interpolate(p0, p1), t = 0, dt = precision / i.distance, coordinates = [ p0 ]; - while ((t += dt) < 1) coordinates.push(i(t)); - coordinates.push(p1); + function subgroup(self, f, d, i) { + var subgroup = f.call(self, d, i), r = radius.call(self, subgroup, i), a0 = startAngle.call(self, subgroup, i) - halfπ, a1 = endAngle.call(self, subgroup, i) - halfπ; return { - type: "LineString", - coordinates: coordinates + r: r, + a0: a0, + a1: a1, + p0: [ r * Math.cos(a0), r * Math.sin(a0) ], + p1: [ r * Math.cos(a1), r * Math.sin(a1) ] }; } - greatArc.distance = function() { - return (interpolate || d3.geo.interpolate(s || source.apply(this, arguments), t || target.apply(this, arguments))).distance; + function equals(a, b) { + return a.a0 == b.a0 && a.a1 == b.a1; + } + function arc(r, p, a) { + return "A" + r + "," + r + " 0 " + +(a > π) + ",1 " + p; + } + function curve(r0, p0, r1, p1) { + return "Q 0,0 " + p1; + } + chord.radius = function(v) { + if (!arguments.length) return radius; + radius = d3_functor(v); + return chord; }; - greatArc.source = function(_) { + chord.source = function(v) { if (!arguments.length) return source; - source = _, s = typeof _ === "function" ? null : _; - interpolate = s && t ? d3.geo.interpolate(s, t) : null; - return greatArc; + source = d3_functor(v); + return chord; }; - greatArc.target = function(_) { + chord.target = function(v) { if (!arguments.length) return target; - target = _, t = typeof _ === "function" ? null : _; - interpolate = s && t ? d3.geo.interpolate(s, t) : null; - return greatArc; + target = d3_functor(v); + return chord; }; - greatArc.precision = function(_) { - if (!arguments.length) return precision / d3_radians; - precision = _ * d3_radians; - return greatArc; + chord.startAngle = function(v) { + if (!arguments.length) return startAngle; + startAngle = d3_functor(v); + return chord; }; - return greatArc; + chord.endAngle = function(v) { + if (!arguments.length) return endAngle; + endAngle = d3_functor(v); + return chord; + }; + return chord; }; - function d3_geo_mercator(λ, φ) { - return [ λ / (2 * π), Math.max(-.5, Math.min(+.5, Math.log(Math.tan(π / 4 + φ / 2)) / (2 * π))) ]; + function d3_svg_chordRadius(d) { + return d.radius; } - d3_geo_mercator.invert = function(x, y) { - return [ 2 * π * x, 2 * Math.atan(Math.exp(2 * π * y)) - π / 2 ]; - }; - (d3.geo.mercator = function() { - return d3_geo_projection(d3_geo_mercator).scale(500); - }).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; - d3.geo.path = function() { - var pointRadius = 4.5, projection, context, projectStream, contextStream; - function path(object) { - if (object) d3.geo.stream(object, projectStream(contextStream.pointRadius(typeof pointRadius === "function" ? +pointRadius.apply(this, arguments) : pointRadius))); - return contextStream.result(); + d3.svg.diagonal = function() { + var source = d3_source, target = d3_target, projection = d3_svg_diagonalProjection; + function diagonal(d, i) { + var p0 = source.call(this, d, i), p3 = target.call(this, d, i), m = (p0.y + p3.y) / 2, p = [ p0, { + x: p0.x, + y: m + }, { + x: p3.x, + y: m + }, p3 ]; + p = p.map(projection); + return "M" + p[0] + "C" + p[1] + " " + p[2] + " " + p[3]; } - 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_centroidDimension = d3_geo_centroidX = d3_geo_centroidY = d3_geo_centroidZ = 0; - d3.geo.stream(object, projectStream(d3_geo_pathCentroid)); - return d3_geo_centroidZ ? [ d3_geo_centroidX / d3_geo_centroidZ, d3_geo_centroidY / d3_geo_centroidZ ] : undefined; + diagonal.source = function(x) { + if (!arguments.length) return source; + source = d3_functor(x); + return diagonal; }; - path.bounds = function(object) { - return d3_geo_bounds(projectStream)(object); + diagonal.target = function(x) { + if (!arguments.length) return target; + target = d3_functor(x); + return diagonal; }; - path.projection = function(_) { + diagonal.projection = function(x) { if (!arguments.length) return projection; - projectStream = (projection = _) ? _.stream || d3_geo_pathProjectStream(_) : d3_identity; - return path; + projection = x; + return diagonal; }; - path.context = function(_) { - if (!arguments.length) return context; - contextStream = (context = _) == null ? new d3_geo_pathBuffer() : new d3_geo_pathContext(_); - return path; + return diagonal; + }; + function d3_svg_diagonalProjection(d) { + return [ d.x, d.y ]; + } + d3.svg.diagonal.radial = function() { + var diagonal = d3.svg.diagonal(), projection = d3_svg_diagonalProjection, projection_ = diagonal.projection; + diagonal.projection = function(x) { + return arguments.length ? projection_(d3_svg_diagonalRadialProjection(projection = x)) : projection; }; - path.pointRadius = function(_) { - if (!arguments.length) return pointRadius; - pointRadius = typeof _ === "function" ? _ : +_; - return path; + return diagonal; + }; + function d3_svg_diagonalRadialProjection(projection) { + return function() { + var d = projection.apply(this, arguments), r = d[0], a = d[1] - halfπ; + return [ r * Math.cos(a), r * Math.sin(a) ]; }; - return path.projection(d3.geo.albersUsa()).context(null); + } + d3.svg.symbol = function() { + var type = d3_svg_symbolType, size = d3_svg_symbolSize; + function symbol(d, i) { + return (d3_svg_symbols.get(type.call(this, d, i)) || d3_svg_symbolCircle)(size.call(this, d, i)); + } + symbol.type = function(x) { + if (!arguments.length) return type; + type = d3_functor(x); + return symbol; + }; + symbol.size = function(x) { + if (!arguments.length) return size; + size = d3_functor(x); + return symbol; + }; + return symbol; }; - function d3_geo_pathCircle(radius) { - return "m0," + radius + "a" + radius + "," + radius + " 0 1,1 0," + -2 * radius + "a" + radius + "," + radius + " 0 1,1 0," + +2 * radius + "z"; + function d3_svg_symbolSize() { + return 64; } - function d3_geo_pathProjectStream(project) { - var resample = d3_geo_resample(function(λ, φ) { - return project([ λ * d3_degrees, φ * d3_degrees ]); - }); - return function(stream) { - stream = resample(stream); - return { - point: function(λ, φ) { - stream.point(λ * d3_radians, φ * d3_radians); - }, - sphere: function() { - stream.sphere(); - }, - lineStart: function() { - stream.lineStart(); - }, - lineEnd: function() { - stream.lineEnd(); - }, - polygonStart: function() { - stream.polygonStart(); - }, - polygonEnd: function() { - stream.polygonEnd(); - } - }; + function d3_svg_symbolType() { + return "circle"; + } + function d3_svg_symbolCircle(size) { + var r = Math.sqrt(size / π); + return "M0," + r + "A" + r + "," + r + " 0 1,1 0," + -r + "A" + r + "," + r + " 0 1,1 0," + r + "Z"; + } + var d3_svg_symbols = d3.map({ + circle: d3_svg_symbolCircle, + cross: function(size) { + var r = Math.sqrt(size / 5) / 2; + return "M" + -3 * r + "," + -r + "H" + -r + "V" + -3 * r + "H" + r + "V" + -r + "H" + 3 * r + "V" + r + "H" + r + "V" + 3 * r + "H" + -r + "V" + r + "H" + -3 * r + "Z"; + }, + diamond: function(size) { + var ry = Math.sqrt(size / (2 * d3_svg_symbolTan30)), rx = ry * d3_svg_symbolTan30; + return "M0," + -ry + "L" + rx + ",0" + " 0," + ry + " " + -rx + ",0" + "Z"; + }, + square: function(size) { + var r = Math.sqrt(size) / 2; + return "M" + -r + "," + -r + "L" + r + "," + -r + " " + r + "," + r + " " + -r + "," + r + "Z"; + }, + "triangle-down": function(size) { + var rx = Math.sqrt(size / d3_svg_symbolSqrt3), ry = rx * d3_svg_symbolSqrt3 / 2; + return "M0," + ry + "L" + rx + "," + -ry + " " + -rx + "," + -ry + "Z"; + }, + "triangle-up": function(size) { + var rx = Math.sqrt(size / d3_svg_symbolSqrt3), ry = rx * d3_svg_symbolSqrt3 / 2; + return "M0," + -ry + "L" + rx + "," + ry + " " + -rx + "," + ry + "Z"; + } + }); + d3.svg.symbolTypes = d3_svg_symbols.keys(); + var d3_svg_symbolSqrt3 = Math.sqrt(3), d3_svg_symbolTan30 = Math.tan(30 * d3_radians); + d3_selectionPrototype.transition = function(name) { + var id = d3_transitionInheritId || ++d3_transitionId, ns = d3_transitionNamespace(name), subgroups = [], subgroup, node, transition = d3_transitionInherit || { + time: Date.now(), + ease: d3_ease_cubicInOut, + delay: 0, + duration: 250 + }; + for (var j = -1, m = this.length; ++j < m; ) { + subgroups.push(subgroup = []); + for (var group = this[j], i = -1, n = group.length; ++i < n; ) { + if (node = group[i]) d3_transitionNode(node, i, ns, id, transition); + subgroup.push(node); + } + } + return d3_transition(subgroups, ns, id); + }; + d3_selectionPrototype.interrupt = function(name) { + return this.each(name == null ? d3_selection_interrupt : d3_selection_interruptNS(d3_transitionNamespace(name))); + }; + var d3_selection_interrupt = d3_selection_interruptNS(d3_transitionNamespace()); + function d3_selection_interruptNS(ns) { + return function() { + var lock, active; + if ((lock = this[ns]) && (active = lock[lock.active])) { + if (--lock.count) delete lock[lock.active]; else delete this[ns]; + lock.active += .5; + active.event && active.event.interrupt.call(this, this.__data__, active.index); + } }; } - function d3_geo_pathBuffer() { - var pointCircle = d3_geo_pathCircle(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_pathCircle(_); - return stream; - }, - result: function() { - if (buffer.length) { - var result = buffer.join(""); - buffer = []; - return result; + function d3_transition(groups, ns, id) { + d3_subclass(groups, d3_transitionPrototype); + groups.namespace = ns; + groups.id = id; + return groups; + } + var d3_transitionPrototype = [], d3_transitionId = 0, d3_transitionInheritId, d3_transitionInherit; + d3_transitionPrototype.call = d3_selectionPrototype.call; + d3_transitionPrototype.empty = d3_selectionPrototype.empty; + d3_transitionPrototype.node = d3_selectionPrototype.node; + d3_transitionPrototype.size = d3_selectionPrototype.size; + d3.transition = function(selection, name) { + return selection && selection.transition ? d3_transitionInheritId ? selection.transition(name) : selection : d3.selection().transition(selection); + }; + d3.transition.prototype = d3_transitionPrototype; + d3_transitionPrototype.select = function(selector) { + var id = this.id, ns = this.namespace, subgroups = [], subgroup, subnode, node; + selector = d3_selection_selector(selector); + for (var j = -1, m = this.length; ++j < m; ) { + subgroups.push(subgroup = []); + for (var group = this[j], i = -1, n = group.length; ++i < n; ) { + if ((node = group[i]) && (subnode = selector.call(node, node.__data__, i, j))) { + if ("__data__" in node) subnode.__data__ = node.__data__; + d3_transitionNode(subnode, i, ns, id, node[ns][id]); + subgroup.push(subnode); + } else { + subgroup.push(null); } } - }; - 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; + return d3_transition(subgroups, ns, id); + }; + d3_transitionPrototype.selectAll = function(selector) { + var id = this.id, ns = this.namespace, subgroups = [], subgroup, subnodes, node, subnode, transition; + 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]) { + transition = node[ns][id]; + subnodes = selector.call(node, node.__data__, i, j); + subgroups.push(subgroup = []); + for (var k = -1, o = subnodes.length; ++k < o; ) { + if (subnode = subnodes[k]) d3_transitionNode(subnode, k, ns, id, transition); + subgroup.push(subnode); + } + } + } } - function lineEndPolygon() { - buffer.push("Z"); + return d3_transition(subgroups, ns, id); + }; + d3_transitionPrototype.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 = []); + for (var group = this[j], i = 0, n = group.length; i < n; i++) { + if ((node = group[i]) && filter.call(node, node.__data__, i, j)) { + subgroup.push(node); + } + } } - return stream; + return d3_transition(subgroups, this.namespace, this.id); + }; + d3_transitionPrototype.tween = function(name, tween) { + var id = this.id, ns = this.namespace; + if (arguments.length < 2) return this.node()[ns][id].tween.get(name); + return d3_selection_each(this, tween == null ? function(node) { + node[ns][id].tween.remove(name); + } : function(node) { + node[ns][id].tween.set(name, tween); + }); + }; + function d3_transition_tween(groups, name, value, tween) { + var id = groups.id, ns = groups.namespace; + return d3_selection_each(groups, typeof value === "function" ? function(node, i, j) { + node[ns][id].tween.set(name, tween(value.call(node, node.__data__, i, j))); + } : (value = tween(value), function(node) { + node[ns][id].tween.set(name, value); + })); } - 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, y); - context.arc(x, y, pointRadius, 0, 2 * π); - } - function pointLineStart(x, y) { - context.moveTo(x, y); - stream.point = pointLine; + d3_transitionPrototype.attr = function(nameNS, value) { + if (arguments.length < 2) { + for (value in nameNS) this.attr(value, nameNS[value]); + return this; } - function pointLine(x, y) { - context.lineTo(x, y); + var interpolate = nameNS == "transform" ? d3_interpolateTransform : d3_interpolate, name = d3.ns.qualify(nameNS); + function attrNull() { + this.removeAttribute(name); } - function lineEnd() { - stream.point = point; + function attrNullNS() { + this.removeAttributeNS(name.space, name.local); } - function lineEndPolygon() { - context.closePath(); + function attrTween(b) { + return b == null ? attrNull : (b += "", function() { + var a = this.getAttribute(name), i; + return a !== b && (i = interpolate(a, b), function(t) { + this.setAttribute(name, i(t)); + }); + }); } - return stream; - } - 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 += Math.abs(d3_geo_pathAreaPolygon / 2); + function attrTweenNS(b) { + return b == null ? attrNullNS : (b += "", function() { + var a = this.getAttributeNS(name.space, name.local), i; + return a !== b && (i = interpolate(a, b), function(t) { + this.setAttributeNS(name.space, name.local, i(t)); + }); + }); } + return d3_transition_tween(this, "attr." + nameNS, value, name.local ? attrTweenNS : attrTween); }; - 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_transitionPrototype.attrTween = function(nameNS, tween) { + var name = d3.ns.qualify(nameNS); + function attrTween(d, i) { + var f = tween.call(this, d, i, this.getAttribute(name)); + return f && function(t) { + this.setAttribute(name, f(t)); + }; } - d3_geo_pathArea.lineEnd = function() { - nextPoint(x00, y00); - }; - } - 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 attrTweenNS(d, i) { + var f = tween.call(this, d, i, this.getAttributeNS(name.space, name.local)); + return f && function(t) { + this.setAttributeNS(name.space, name.local, f(t)); + }; } + return this.tween("attr." + nameNS, name.local ? attrTweenNS : attrTween); }; - function d3_geo_pathCentroidPoint(x, y) { - if (d3_geo_centroidDimension) return; - d3_geo_centroidX += x; - d3_geo_centroidY += y; - ++d3_geo_centroidZ; - } - function d3_geo_pathCentroidLineStart() { - var x0, y0; - if (d3_geo_centroidDimension !== 1) { - if (d3_geo_centroidDimension < 1) { - d3_geo_centroidDimension = 1; - d3_geo_centroidX = d3_geo_centroidY = d3_geo_centroidZ = 0; - } else return; + d3_transitionPrototype.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.style(priority, name[priority], value); + return this; + } + priority = ""; } - d3_geo_pathCentroid.point = function(x, y) { - d3_geo_pathCentroid.point = nextPoint; - x0 = x, y0 = y; - }; - function nextPoint(x, y) { - var dx = x - x0, dy = y - y0, z = Math.sqrt(dx * dx + dy * dy); - d3_geo_centroidX += z * (x0 + x) / 2; - d3_geo_centroidY += z * (y0 + y) / 2; - d3_geo_centroidZ += z; - x0 = x, y0 = y; + function styleNull() { + this.style.removeProperty(name); } - } - function d3_geo_pathCentroidLineEnd() { - d3_geo_pathCentroid.point = d3_geo_pathCentroidPoint; - } - function d3_geo_pathCentroidRingStart() { - var x00, y00, x0, y0; - if (d3_geo_centroidDimension < 2) { - d3_geo_centroidDimension = 2; - d3_geo_centroidX = d3_geo_centroidY = d3_geo_centroidZ = 0; + function styleString(b) { + return b == null ? styleNull : (b += "", function() { + var a = d3_window(this).getComputedStyle(this, null).getPropertyValue(name), i; + return a !== b && (i = d3_interpolate(a, b), function(t) { + this.style.setProperty(name, i(t), priority); + }); + }); } - d3_geo_pathCentroid.point = function(x, y) { - d3_geo_pathCentroid.point = nextPoint; - x00 = x0 = x, y00 = y0 = y; - }; - function nextPoint(x, y) { - var z = y0 * x - x0 * y; - d3_geo_centroidX += z * (x0 + x); - d3_geo_centroidY += z * (y0 + y); - d3_geo_centroidZ += z * 3; - x0 = x, y0 = y; + return d3_transition_tween(this, "style." + name, value, styleString); + }; + d3_transitionPrototype.styleTween = function(name, tween, priority) { + if (arguments.length < 3) priority = ""; + function styleTween(d, i) { + var f = tween.call(this, d, i, d3_window(this).getComputedStyle(this, null).getPropertyValue(name)); + return f && function(t) { + this.style.setProperty(name, f(t), priority); + }; } - d3_geo_pathCentroid.lineEnd = function() { - nextPoint(x00, y00); + return this.tween("style." + name, styleTween); + }; + d3_transitionPrototype.text = function(value) { + return d3_transition_tween(this, "text", value, d3_transition_text); + }; + function d3_transition_text(b) { + if (b == null) b = ""; + return function() { + this.textContent = b; }; } - d3.geo.area = function(object) { - d3_geo_areaSum = 0; - d3.geo.stream(object, d3_geo_area); - return d3_geo_areaSum; + d3_transitionPrototype.remove = function() { + var ns = this.namespace; + return this.each("end.transition", function() { + var p; + if (this[ns].count < 2 && (p = this.parentNode)) p.removeChild(this); + }); }; - var d3_geo_areaSum, d3_geo_areaRing; - var d3_geo_area = { - sphere: function() { - d3_geo_areaSum += 4 * π; - }, - point: d3_noop, - lineStart: d3_noop, - lineEnd: d3_noop, - polygonStart: function() { - d3_geo_areaRing = 0; - d3_geo_area.lineStart = d3_geo_areaRingStart; - }, - polygonEnd: function() { - d3_geo_areaSum += d3_geo_areaRing < 0 ? 4 * π + d3_geo_areaRing : d3_geo_areaRing; - d3_geo_area.lineStart = d3_geo_area.lineEnd = d3_geo_area.point = d3_noop; + d3_transitionPrototype.ease = function(value) { + var id = this.id, ns = this.namespace; + if (arguments.length < 1) return this.node()[ns][id].ease; + if (typeof value !== "function") value = d3.ease.apply(d3, arguments); + return d3_selection_each(this, function(node) { + node[ns][id].ease = value; + }); + }; + d3_transitionPrototype.delay = function(value) { + var id = this.id, ns = this.namespace; + if (arguments.length < 1) return this.node()[ns][id].delay; + return d3_selection_each(this, typeof value === "function" ? function(node, i, j) { + node[ns][id].delay = +value.call(node, node.__data__, i, j); + } : (value = +value, function(node) { + node[ns][id].delay = value; + })); + }; + d3_transitionPrototype.duration = function(value) { + var id = this.id, ns = this.namespace; + if (arguments.length < 1) return this.node()[ns][id].duration; + return d3_selection_each(this, typeof value === "function" ? function(node, i, j) { + node[ns][id].duration = Math.max(1, value.call(node, node.__data__, i, j)); + } : (value = Math.max(1, value), function(node) { + node[ns][id].duration = value; + })); + }; + d3_transitionPrototype.each = function(type, listener) { + var id = this.id, ns = this.namespace; + if (arguments.length < 2) { + var inherit = d3_transitionInherit, inheritId = d3_transitionInheritId; + try { + d3_transitionInheritId = id; + d3_selection_each(this, function(node, i, j) { + d3_transitionInherit = node[ns][id]; + type.call(node, node.__data__, i, j); + }); + } finally { + d3_transitionInherit = inherit; + d3_transitionInheritId = inheritId; + } + } else { + d3_selection_each(this, function(node) { + var transition = node[ns][id]; + (transition.event || (transition.event = d3.dispatch("start", "end", "interrupt"))).on(type, listener); + }); } + return this; }; - function d3_geo_areaRingStart() { - var λ00, φ00, λ1, λ0, φ0, cosφ0, sinφ0; - d3_geo_area.point = function(λ, φ) { - d3_geo_area.point = nextPoint; - λ1 = λ0 = (λ00 = λ) * d3_radians, φ0 = (φ00 = φ) * d3_radians, cosφ0 = Math.cos(φ0), - sinφ0 = Math.sin(φ0); - }; - function nextPoint(λ, φ) { - λ *= d3_radians, φ *= d3_radians; - if (Math.abs(Math.abs(φ0) - π / 2) < ε && Math.abs(Math.abs(φ) - π / 2) < ε) return; - var cosφ = Math.cos(φ), sinφ = Math.sin(φ); - if (Math.abs(φ0 - π / 2) < ε) d3_geo_areaRing += (λ - λ1) * 2; else { - var dλ = λ - λ0, cosdλ = Math.cos(dλ), d = Math.atan2(Math.sqrt((d = cosφ * Math.sin(dλ)) * d + (d = cosφ0 * sinφ - sinφ0 * cosφ * cosdλ) * d), sinφ0 * sinφ + cosφ0 * cosφ * cosdλ), s = (d + π + φ0 + φ) / 4; - d3_geo_areaRing += (dλ < 0 && dλ > -π || dλ > π ? -4 : 4) * Math.atan(Math.sqrt(Math.abs(Math.tan(s) * Math.tan(s - d / 2) * Math.tan(s - π / 4 - φ0 / 2) * Math.tan(s - π / 4 - φ / 2)))); + d3_transitionPrototype.transition = function() { + var id0 = this.id, id1 = ++d3_transitionId, ns = this.namespace, subgroups = [], subgroup, group, node, transition; + for (var j = 0, m = this.length; j < m; j++) { + subgroups.push(subgroup = []); + for (var group = this[j], i = 0, n = group.length; i < n; i++) { + if (node = group[i]) { + transition = node[ns][id0]; + d3_transitionNode(node, i, ns, id1, { + time: transition.time, + ease: transition.ease, + delay: transition.delay + transition.duration, + duration: transition.duration + }); + } + subgroup.push(node); } - λ1 = λ0, λ0 = λ, φ0 = φ, cosφ0 = cosφ, sinφ0 = sinφ; } - d3_geo_area.lineEnd = function() { - nextPoint(λ00, φ00); - }; - } - d3.geo.projection = d3_geo_projection; - d3.geo.projectionMutator = d3_geo_projectionMutator; - function d3_geo_projection(project) { - return d3_geo_projectionMutator(function() { - return project; - })(); + return d3_transition(subgroups, ns, id1); + }; + function d3_transitionNamespace(name) { + return name == null ? "__transition__" : "__transition_" + name + "__"; } - 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, clip = d3_geo_clipAntimeridian, clipAngle = null; - function projection(point) { - point = projectRotate(point[0] * d3_radians, point[1] * d3_radians); - return [ point[0] * k + δx, δy - point[1] * k ]; + function d3_transitionNode(node, i, ns, id, inherit) { + var lock = node[ns] || (node[ns] = { + active: 0, + count: 0 + }), transition = lock[id]; + if (!transition) { + var time = inherit.time; + transition = lock[id] = { + tween: new d3_Map(), + time: time, + delay: inherit.delay, + duration: inherit.duration, + ease: inherit.ease, + index: i + }; + inherit = null; + ++lock.count; + d3.timer(function(elapsed) { + var delay = transition.delay, duration, ease, timer = d3_timer_active, tweened = []; + timer.t = delay + time; + if (delay <= elapsed) return start(elapsed - delay); + timer.c = start; + function start(elapsed) { + if (lock.active > id) return stop(); + var active = lock[lock.active]; + if (active) { + --lock.count; + delete lock[lock.active]; + active.event && active.event.interrupt.call(node, node.__data__, active.index); + } + lock.active = id; + transition.event && transition.event.start.call(node, node.__data__, i); + transition.tween.forEach(function(key, value) { + if (value = value.call(node, node.__data__, i)) { + tweened.push(value); + } + }); + ease = transition.ease; + duration = transition.duration; + d3.timer(function() { + timer.c = tick(elapsed || 1) ? d3_true : tick; + return 1; + }, 0, time); + } + function tick(elapsed) { + if (lock.active !== id) return 1; + var t = elapsed / duration, e = ease(t), n = tweened.length; + while (n > 0) { + tweened[--n].call(node, e); + } + if (t >= 1) { + transition.event && transition.event.end.call(node, node.__data__, i); + return stop(); + } + } + function stop() { + if (--lock.count) delete lock[id]; else delete node[ns]; + return 1; + } + }, 0, time); } - function invert(point) { - point = projectRotate.invert((point[0] - δx) / k, (δy - point[1]) / k); - return [ point[0] * d3_degrees, point[1] * d3_degrees ]; + } + d3.svg.axis = function() { + var scale = d3.scale.linear(), orient = d3_svg_axisDefaultOrient, innerTickSize = 6, outerTickSize = 6, tickPadding = 3, tickArguments_ = [ 10 ], tickValues = null, tickFormat_; + function axis(g) { + g.each(function() { + var g = d3.select(this); + var scale0 = this.__chart__ || scale, scale1 = this.__chart__ = scale.copy(); + var ticks = tickValues == null ? scale1.ticks ? scale1.ticks.apply(scale1, tickArguments_) : scale1.domain() : tickValues, tickFormat = tickFormat_ == null ? scale1.tickFormat ? scale1.tickFormat.apply(scale1, tickArguments_) : d3_identity : tickFormat_, tick = g.selectAll(".tick").data(ticks, scale1), tickEnter = tick.enter().insert("g", ".domain").attr("class", "tick").style("opacity", ε), tickExit = d3.transition(tick.exit()).style("opacity", ε).remove(), tickUpdate = d3.transition(tick.order()).style("opacity", 1), tickSpacing = Math.max(innerTickSize, 0) + tickPadding, tickTransform; + var range = d3_scaleRange(scale1), path = g.selectAll(".domain").data([ 0 ]), pathUpdate = (path.enter().append("path").attr("class", "domain"), + d3.transition(path)); + tickEnter.append("line"); + tickEnter.append("text"); + var lineEnter = tickEnter.select("line"), lineUpdate = tickUpdate.select("line"), text = tick.select("text").text(tickFormat), textEnter = tickEnter.select("text"), textUpdate = tickUpdate.select("text"), sign = orient === "top" || orient === "left" ? -1 : 1, x1, x2, y1, y2; + if (orient === "bottom" || orient === "top") { + tickTransform = d3_svg_axisX, x1 = "x", y1 = "y", x2 = "x2", y2 = "y2"; + text.attr("dy", sign < 0 ? "0em" : ".71em").style("text-anchor", "middle"); + pathUpdate.attr("d", "M" + range[0] + "," + sign * outerTickSize + "V0H" + range[1] + "V" + sign * outerTickSize); + } else { + tickTransform = d3_svg_axisY, x1 = "y", y1 = "x", x2 = "y2", y2 = "x2"; + text.attr("dy", ".32em").style("text-anchor", sign < 0 ? "end" : "start"); + pathUpdate.attr("d", "M" + sign * outerTickSize + "," + range[0] + "H0V" + range[1] + "H" + sign * outerTickSize); + } + lineEnter.attr(y2, sign * innerTickSize); + textEnter.attr(y1, sign * tickSpacing); + lineUpdate.attr(x2, 0).attr(y2, sign * innerTickSize); + textUpdate.attr(x1, 0).attr(y1, sign * tickSpacing); + if (scale1.rangeBand) { + var x = scale1, dx = x.rangeBand() / 2; + scale0 = scale1 = function(d) { + return x(d) + dx; + }; + } else if (scale0.rangeBand) { + scale0 = scale1; + } else { + tickExit.call(tickTransform, scale1, scale0); + } + tickEnter.call(tickTransform, scale0, scale1); + tickUpdate.call(tickTransform, scale1, scale1); + }); } - projection.stream = function(stream) { - return d3_geo_projectionRadiansRotate(rotate, clip(projectResample(stream))); + axis.scale = function(x) { + if (!arguments.length) return scale; + scale = x; + return axis; }; - projection.clipAngle = function(_) { - if (!arguments.length) return clipAngle; - clip = _ == null ? (clipAngle = _, d3_geo_clipAntimeridian) : d3_geo_clipCircle(clipAngle = +_); - return projection; + axis.orient = function(x) { + if (!arguments.length) return orient; + orient = x in d3_svg_axisOrients ? x + "" : d3_svg_axisDefaultOrient; + return axis; }; - projection.scale = function(_) { - if (!arguments.length) return k; - k = +_; - return reset(); + axis.ticks = function() { + if (!arguments.length) return tickArguments_; + tickArguments_ = arguments; + return axis; }; - projection.translate = function(_) { - if (!arguments.length) return [ x, y ]; - x = +_[0]; - y = +_[1]; - return reset(); + axis.tickValues = function(x) { + if (!arguments.length) return tickValues; + tickValues = x; + return axis; }; - 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(); + axis.tickFormat = function(x) { + if (!arguments.length) return tickFormat_; + tickFormat_ = x; + return axis; }; - 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(); + axis.tickSize = function(x) { + var n = arguments.length; + if (!n) return innerTickSize; + innerTickSize = +x; + outerTickSize = +arguments[n - 1]; + return axis; }; - 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 projection; - } - return function() { - project = projectAt.apply(this, arguments); - projection.invert = project.invert && invert; - return reset(); + axis.innerTickSize = function(x) { + if (!arguments.length) return innerTickSize; + innerTickSize = +x; + return axis; }; - } - function d3_geo_projectionRadiansRotate(rotate, stream) { - return { - point: function(x, y) { - y = rotate(x * d3_radians, y * d3_radians), x = y[0]; - stream.point(x > π ? x - 2 * π : x < -π ? x + 2 * π : x, y[1]); - }, - sphere: function() { - stream.sphere(); - }, - lineStart: function() { - stream.lineStart(); - }, - lineEnd: function() { - stream.lineEnd(); - }, - polygonStart: function() { - stream.polygonStart(); - }, - polygonEnd: function() { - stream.polygonEnd(); - } + axis.outerTickSize = function(x) { + if (!arguments.length) return outerTickSize; + outerTickSize = +x; + return axis; }; - } - 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_equirectangular; - } - function d3_geo_forwardRotationλ(δλ) { - return function(λ, φ) { - return λ += δλ, [ λ > π ? λ - 2 * π : λ < -π ? λ + 2 * π : λ, φ ]; + axis.tickPadding = function(x) { + if (!arguments.length) return tickPadding; + tickPadding = +x; + return axis; }; - } - 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), Math.asin(Math.max(-1, Math.min(1, 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), Math.asin(Math.max(-1, Math.min(1, k * cosδφ - x * sinδφ))) ]; + axis.tickSubdivide = function() { + return arguments.length && axis; }; - return rotation; + return axis; + }; + var d3_svg_axisDefaultOrient = "bottom", d3_svg_axisOrients = { + top: 1, + right: 1, + bottom: 1, + left: 1 + }; + function d3_svg_axisX(selection, x0, x1) { + selection.attr("transform", function(d) { + var v0 = x0(d); + return "translate(" + (isFinite(v0) ? v0 : x1(d)) + ",0)"; + }); } - 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_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; + function d3_svg_axisY(selection, y0, y1) { + selection.attr("transform", function(d) { + var v0 = y0(d); + return "translate(0," + (isFinite(v0) ? v0 : y1(d)) + ")"; + }); } - d3.geom = {}; - d3.geom.hull = function(vertices) { - if (vertices.length < 3) return []; - var len = vertices.length, plen = len - 1, points = [], stack = [], i, j, h = 0, x1, y1, x2, y2, u, v, a, sp; - for (i = 1; i < len; ++i) { - if (vertices[i][1] < vertices[h][1]) { - h = i; - } else if (vertices[i][1] == vertices[h][1]) { - h = vertices[i][0] < vertices[h][0] ? i : h; - } - } - for (i = 0; i < len; ++i) { - if (i === h) continue; - y1 = vertices[i][1] - vertices[h][1]; - x1 = vertices[i][0] - vertices[h][0]; - points.push({ - angle: Math.atan2(y1, x1), - index: i + d3.svg.brush = function() { + var event = d3_eventDispatch(brush, "brushstart", "brush", "brushend"), x = null, y = null, xExtent = [ 0, 0 ], yExtent = [ 0, 0 ], xExtentDomain, yExtentDomain, xClamp = true, yClamp = true, resizes = d3_svg_brushResizes[0]; + function brush(g) { + g.each(function() { + var g = d3.select(this).style("pointer-events", "all").style("-webkit-tap-highlight-color", "rgba(0,0,0,0)").on("mousedown.brush", brushstart).on("touchstart.brush", brushstart); + var background = g.selectAll(".background").data([ 0 ]); + background.enter().append("rect").attr("class", "background").style("visibility", "hidden").style("cursor", "crosshair"); + g.selectAll(".extent").data([ 0 ]).enter().append("rect").attr("class", "extent").style("cursor", "move"); + var resize = g.selectAll(".resize").data(resizes, d3_identity); + resize.exit().remove(); + resize.enter().append("g").attr("class", function(d) { + return "resize " + d; + }).style("cursor", function(d) { + return d3_svg_brushCursor[d]; + }).append("rect").attr("x", function(d) { + return /[ew]$/.test(d) ? -3 : null; + }).attr("y", function(d) { + return /^[ns]/.test(d) ? -3 : null; + }).attr("width", 6).attr("height", 6).style("visibility", "hidden"); + resize.style("display", brush.empty() ? "none" : null); + var gUpdate = d3.transition(g), backgroundUpdate = d3.transition(background), range; + if (x) { + range = d3_scaleRange(x); + backgroundUpdate.attr("x", range[0]).attr("width", range[1] - range[0]); + redrawX(gUpdate); + } + if (y) { + range = d3_scaleRange(y); + backgroundUpdate.attr("y", range[0]).attr("height", range[1] - range[0]); + redrawY(gUpdate); + } + redraw(gUpdate); }); } - points.sort(function(a, b) { - return a.angle - b.angle; - }); - a = points[0].angle; - v = points[0].index; - u = 0; - for (i = 1; i < plen; ++i) { - j = points[i].index; - if (a == points[i].angle) { - x1 = vertices[v][0] - vertices[h][0]; - y1 = vertices[v][1] - vertices[h][1]; - x2 = vertices[j][0] - vertices[h][0]; - y2 = vertices[j][1] - vertices[h][1]; - if (x1 * x1 + y1 * y1 >= x2 * x2 + y2 * y2) { - points[i].index = -1; + brush.event = function(g) { + g.each(function() { + var event_ = event.of(this, arguments), extent1 = { + x: xExtent, + y: yExtent, + i: xExtentDomain, + j: yExtentDomain + }, extent0 = this.__chart__ || extent1; + this.__chart__ = extent1; + if (d3_transitionInheritId) { + d3.select(this).transition().each("start.brush", function() { + xExtentDomain = extent0.i; + yExtentDomain = extent0.j; + xExtent = extent0.x; + yExtent = extent0.y; + event_({ + type: "brushstart" + }); + }).tween("brush:brush", function() { + var xi = d3_interpolateArray(xExtent, extent1.x), yi = d3_interpolateArray(yExtent, extent1.y); + xExtentDomain = yExtentDomain = null; + return function(t) { + xExtent = extent1.x = xi(t); + yExtent = extent1.y = yi(t); + event_({ + type: "brush", + mode: "resize" + }); + }; + }).each("end.brush", function() { + xExtentDomain = extent1.i; + yExtentDomain = extent1.j; + event_({ + type: "brush", + mode: "resize" + }); + event_({ + type: "brushend" + }); + }); } else { - points[u].index = -1; - a = points[i].angle; - u = i; - v = j; - } - } else { - a = points[i].angle; - u = i; - v = j; - } - } - stack.push(h); - for (i = 0, j = 0; i < 2; ++j) { - if (points[j].index !== -1) { - stack.push(points[j].index); - i++; - } - } - sp = stack.length; - for (;j < plen; ++j) { - if (points[j].index === -1) continue; - while (!d3_geom_hullCCW(stack[sp - 2], stack[sp - 1], points[j].index, vertices)) { - --sp; - } - stack[sp++] = points[j].index; - } - var poly = []; - for (i = 0; i < sp; ++i) { - poly.push(vertices[stack[i]]); - } - return poly; - }; - function d3_geom_hullCCW(i1, i2, i3, v) { - var t, a, b, c, d, e, f; - t = v[i1]; - a = t[0]; - b = t[1]; - t = v[i2]; - c = t[0]; - d = t[1]; - t = v[i3]; - e = t[0]; - f = t[1]; - return (f - b) * (c - a) - (d - b) * (e - a) > 0; - } - d3.geom.polygon = function(coordinates) { - coordinates.area = function() { - var i = 0, n = coordinates.length, area = coordinates[n - 1][1] * coordinates[0][0] - coordinates[n - 1][0] * coordinates[0][1]; - while (++i < n) { - area += coordinates[i - 1][1] * coordinates[i][0] - coordinates[i - 1][0] * coordinates[i][1]; - } - return area * .5; - }; - coordinates.centroid = function(k) { - var i = -1, n = coordinates.length, x = 0, y = 0, a, b = coordinates[n - 1], c; - if (!arguments.length) k = -1 / (6 * coordinates.area()); - while (++i < n) { - a = b; - b = coordinates[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 ]; - }; - coordinates.clip = function(subject) { - var input, i = -1, n = coordinates.length, j, m, a = coordinates[n - 1], b, c, d; - while (++i < n) { - input = subject.slice(); - subject.length = 0; - b = coordinates[i]; - c = input[(m = input.length) - 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; + event_({ + type: "brushstart" + }); + event_({ + type: "brush", + mode: "resize" + }); + event_({ + type: "brushend" + }); } - a = b; - } - return subject; - }; - return coordinates; - }; - 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 ]; - } - d3.geom.voronoi = function(vertices) { - var polygons = vertices.map(function() { - return []; - }), Z = 1e6; - d3_voronoi_tessellate(vertices, function(e) { - var s1, s2, x1, x2, y1, y2; - if (e.a === 1 && e.b >= 0) { - s1 = e.ep.r; - s2 = e.ep.l; - } else { - s1 = e.ep.l; - s2 = e.ep.r; - } - if (e.a === 1) { - y1 = s1 ? s1.y : -Z; - x1 = e.c - e.b * y1; - y2 = s2 ? s2.y : Z; - x2 = e.c - e.b * y2; - } else { - x1 = s1 ? s1.x : -Z; - y1 = e.c - e.a * x1; - x2 = s2 ? s2.x : Z; - y2 = e.c - e.a * x2; - } - var v1 = [ x1, y1 ], v2 = [ x2, y2 ]; - polygons[e.region.l.index].push(v1, v2); - polygons[e.region.r.index].push(v1, v2); - }); - polygons = polygons.map(function(polygon, i) { - var cx = vertices[i][0], cy = vertices[i][1], angle = polygon.map(function(v) { - return Math.atan2(v[0] - cx, v[1] - cy); }); - return d3.range(polygon.length).sort(function(a, b) { - return angle[a] - angle[b]; - }).filter(function(d, i, order) { - return !i || angle[d] - angle[order[i - 1]] > ε; - }).map(function(d) { - return polygon[d]; + }; + function redraw(g) { + g.selectAll(".resize").attr("transform", function(d) { + return "translate(" + xExtent[+/e$/.test(d)] + "," + yExtent[+/^s/.test(d)] + ")"; }); - }); - polygons.forEach(function(polygon, i) { - var n = polygon.length; - if (!n) return polygon.push([ -Z, -Z ], [ -Z, Z ], [ Z, Z ], [ Z, -Z ]); - if (n > 2) return; - var p0 = vertices[i], p1 = polygon[0], p2 = polygon[1], x0 = p0[0], y0 = p0[1], x1 = p1[0], y1 = p1[1], x2 = p2[0], y2 = p2[1], dx = Math.abs(x2 - x1), dy = y2 - y1; - if (Math.abs(dy) < ε) { - var y = y0 < y1 ? -Z : Z; - polygon.push([ -Z, y ], [ Z, y ]); - } else if (dx < ε) { - var x = x0 < x1 ? -Z : Z; - polygon.push([ x, -Z ], [ x, Z ]); + } + function redrawX(g) { + g.select(".extent").attr("x", xExtent[0]); + g.selectAll(".extent,.n>rect,.s>rect").attr("width", xExtent[1] - xExtent[0]); + } + function redrawY(g) { + g.select(".extent").attr("y", yExtent[0]); + g.selectAll(".extent,.e>rect,.w>rect").attr("height", yExtent[1] - yExtent[0]); + } + function brushstart() { + var target = this, eventTarget = d3.select(d3.event.target), event_ = event.of(target, arguments), g = d3.select(target), resizing = eventTarget.datum(), resizingX = !/^(n|s)$/.test(resizing) && x, resizingY = !/^(e|w)$/.test(resizing) && y, dragging = eventTarget.classed("extent"), dragRestore = d3_event_dragSuppress(target), center, origin = d3.mouse(target), offset; + var w = d3.select(d3_window(target)).on("keydown.brush", keydown).on("keyup.brush", keyup); + if (d3.event.changedTouches) { + w.on("touchmove.brush", brushmove).on("touchend.brush", brushend); } else { - var y = (x2 - x1) * (y1 - y0) < (x1 - x0) * (y2 - y1) ? Z : -Z, z = Math.abs(dy) - dx; - if (Math.abs(z) < ε) { - polygon.push([ dy < 0 ? y : -y, y ]); - } else { - if (z > 0) y *= -1; - polygon.push([ -Z, y ], [ Z, y ]); - } + w.on("mousemove.brush", brushmove).on("mouseup.brush", brushend); } - }); - return polygons; - }; - var d3_voronoi_opposite = { - l: "r", - r: "l" - }; - function d3_voronoi_tessellate(vertices, callback) { - var Sites = { - list: vertices.map(function(v, i) { - return { - index: i, - x: v[0], - y: v[1] - }; - }).sort(function(a, b) { - return a.y < b.y ? -1 : a.y > b.y ? 1 : a.x < b.x ? -1 : a.x > b.x ? 1 : 0; - }), - bottomSite: null - }; - var EdgeList = { - list: [], - leftEnd: null, - rightEnd: null, - init: function() { - EdgeList.leftEnd = EdgeList.createHalfEdge(null, "l"); - EdgeList.rightEnd = EdgeList.createHalfEdge(null, "l"); - EdgeList.leftEnd.r = EdgeList.rightEnd; - EdgeList.rightEnd.l = EdgeList.leftEnd; - EdgeList.list.unshift(EdgeList.leftEnd, EdgeList.rightEnd); - }, - createHalfEdge: function(edge, side) { - return { - edge: edge, - side: side, - vertex: null, - l: null, - r: null - }; - }, - insert: function(lb, he) { - he.l = lb; - he.r = lb.r; - lb.r.l = he; - lb.r = he; - }, - leftBound: function(p) { - var he = EdgeList.leftEnd; - do { - he = he.r; - } while (he != EdgeList.rightEnd && Geom.rightOf(he, p)); - he = he.l; - return he; - }, - del: function(he) { - he.l.r = he.r; - he.r.l = he.l; - he.edge = null; - }, - right: function(he) { - return he.r; - }, - left: function(he) { - return he.l; - }, - leftRegion: function(he) { - return he.edge == null ? Sites.bottomSite : he.edge.region[he.side]; - }, - rightRegion: function(he) { - return he.edge == null ? Sites.bottomSite : he.edge.region[d3_voronoi_opposite[he.side]]; - } - }; - var Geom = { - bisect: function(s1, s2) { - var newEdge = { - region: { - l: s1, - r: s2 - }, - ep: { - l: null, - r: null + g.interrupt().selectAll("*").interrupt(); + if (dragging) { + origin[0] = xExtent[0] - origin[0]; + origin[1] = yExtent[0] - origin[1]; + } else if (resizing) { + var ex = +/w$/.test(resizing), ey = +/^n/.test(resizing); + offset = [ xExtent[1 - ex] - origin[0], yExtent[1 - ey] - origin[1] ]; + origin[0] = xExtent[ex]; + origin[1] = yExtent[ey]; + } else if (d3.event.altKey) center = origin.slice(); + g.style("pointer-events", "none").selectAll(".resize").style("display", null); + d3.select("body").style("cursor", eventTarget.style("cursor")); + event_({ + type: "brushstart" + }); + brushmove(); + function keydown() { + if (d3.event.keyCode == 32) { + if (!dragging) { + center = null; + origin[0] -= xExtent[1]; + origin[1] -= yExtent[1]; + dragging = 2; } - }; - var dx = s2.x - s1.x, dy = s2.y - s1.y, adx = dx > 0 ? dx : -dx, ady = dy > 0 ? dy : -dy; - newEdge.c = s1.x * dx + s1.y * dy + (dx * dx + dy * dy) * .5; - if (adx > ady) { - newEdge.a = 1; - newEdge.b = dy / dx; - newEdge.c /= dx; - } else { - newEdge.b = 1; - newEdge.a = dx / dy; - newEdge.c /= dy; - } - return newEdge; - }, - intersect: function(el1, el2) { - var e1 = el1.edge, e2 = el2.edge; - if (!e1 || !e2 || e1.region.r == e2.region.r) { - return null; - } - var d = e1.a * e2.b - e1.b * e2.a; - if (Math.abs(d) < 1e-10) { - return null; - } - var xint = (e1.c * e2.b - e2.c * e1.b) / d, yint = (e2.c * e1.a - e1.c * e2.a) / d, e1r = e1.region.r, e2r = e2.region.r, el, e; - if (e1r.y < e2r.y || e1r.y == e2r.y && e1r.x < e2r.x) { - el = el1; - e = e1; - } else { - el = el2; - e = e2; + d3_eventPreventDefault(); } - var rightOfSite = xint >= e.region.r.x; - if (rightOfSite && el.side === "l" || !rightOfSite && el.side === "r") { - return null; + } + function keyup() { + if (d3.event.keyCode == 32 && dragging == 2) { + origin[0] += xExtent[1]; + origin[1] += yExtent[1]; + dragging = 0; + d3_eventPreventDefault(); } - return { - x: xint, - y: yint - }; - }, - rightOf: function(he, p) { - var e = he.edge, topsite = e.region.r, rightOfSite = p.x > topsite.x; - if (rightOfSite && he.side === "l") { - return 1; + } + function brushmove() { + var point = d3.mouse(target), moved = false; + if (offset) { + point[0] += offset[0]; + point[1] += offset[1]; } - if (!rightOfSite && he.side === "r") { - return 0; + if (!dragging) { + if (d3.event.altKey) { + if (!center) center = [ (xExtent[0] + xExtent[1]) / 2, (yExtent[0] + yExtent[1]) / 2 ]; + origin[0] = xExtent[+(point[0] < center[0])]; + origin[1] = yExtent[+(point[1] < center[1])]; + } else center = null; } - if (e.a === 1) { - var dyp = p.y - topsite.y, dxp = p.x - topsite.x, fast = 0, above = 0; - if (!rightOfSite && e.b < 0 || rightOfSite && e.b >= 0) { - above = fast = dyp >= e.b * dxp; - } else { - above = p.x + p.y * e.b > e.c; - if (e.b < 0) { - above = !above; - } - if (!above) { - fast = 1; - } - } - if (!fast) { - var dxs = topsite.x - e.region.l.x; - above = e.b * (dxp * dxp - dyp * dyp) < dxs * dyp * (1 + 2 * dxp / dxs + e.b * e.b); - if (e.b < 0) { - above = !above; - } - } - } else { - var yl = e.c - e.a * p.x, t1 = p.y - yl, t2 = p.x - topsite.x, t3 = yl - topsite.y; - above = t1 * t1 > t2 * t2 + t3 * t3; + if (resizingX && move1(point, x, 0)) { + redrawX(g); + moved = true; } - return he.side === "l" ? above : !above; - }, - endPoint: function(edge, side, site) { - edge.ep[side] = site; - if (!edge.ep[d3_voronoi_opposite[side]]) return; - callback(edge); - }, - distance: function(s, t) { - var dx = s.x - t.x, dy = s.y - t.y; - return Math.sqrt(dx * dx + dy * dy); - } - }; - var EventQueue = { - list: [], - insert: function(he, site, offset) { - he.vertex = site; - he.ystar = site.y + offset; - for (var i = 0, list = EventQueue.list, l = list.length; i < l; i++) { - var next = list[i]; - if (he.ystar > next.ystar || he.ystar == next.ystar && site.x > next.vertex.x) { - continue; - } else { - break; - } + if (resizingY && move1(point, y, 1)) { + redrawY(g); + moved = true; } - list.splice(i, 0, he); - }, - del: function(he) { - for (var i = 0, ls = EventQueue.list, l = ls.length; i < l && ls[i] != he; ++i) {} - ls.splice(i, 1); - }, - empty: function() { - return EventQueue.list.length === 0; - }, - nextEvent: function(he) { - for (var i = 0, ls = EventQueue.list, l = ls.length; i < l; ++i) { - if (ls[i] == he) return ls[i + 1]; + if (moved) { + redraw(g); + event_({ + type: "brush", + mode: dragging ? "move" : "resize" + }); } - return null; - }, - min: function() { - var elem = EventQueue.list[0]; - return { - x: elem.vertex.x, - y: elem.ystar - }; - }, - extractMin: function() { - return EventQueue.list.shift(); } - }; - EdgeList.init(); - Sites.bottomSite = Sites.list.shift(); - var newSite = Sites.list.shift(), newIntStar; - var lbnd, rbnd, llbnd, rrbnd, bisector; - var bot, top, temp, p, v; - var e, pm; - while (true) { - if (!EventQueue.empty()) { - newIntStar = EventQueue.min(); - } - if (newSite && (EventQueue.empty() || newSite.y < newIntStar.y || newSite.y == newIntStar.y && newSite.x < newIntStar.x)) { - lbnd = EdgeList.leftBound(newSite); - rbnd = EdgeList.right(lbnd); - bot = EdgeList.rightRegion(lbnd); - e = Geom.bisect(bot, newSite); - bisector = EdgeList.createHalfEdge(e, "l"); - EdgeList.insert(lbnd, bisector); - p = Geom.intersect(lbnd, bisector); - if (p) { - EventQueue.del(lbnd); - EventQueue.insert(lbnd, p, Geom.distance(p, newSite)); - } - lbnd = bisector; - bisector = EdgeList.createHalfEdge(e, "r"); - EdgeList.insert(lbnd, bisector); - p = Geom.intersect(bisector, rbnd); - if (p) { - EventQueue.insert(bisector, p, Geom.distance(p, newSite)); - } - newSite = Sites.list.shift(); - } else if (!EventQueue.empty()) { - lbnd = EventQueue.extractMin(); - llbnd = EdgeList.left(lbnd); - rbnd = EdgeList.right(lbnd); - rrbnd = EdgeList.right(rbnd); - bot = EdgeList.leftRegion(lbnd); - top = EdgeList.rightRegion(rbnd); - v = lbnd.vertex; - Geom.endPoint(lbnd.edge, lbnd.side, v); - Geom.endPoint(rbnd.edge, rbnd.side, v); - EdgeList.del(lbnd); - EventQueue.del(rbnd); - EdgeList.del(rbnd); - pm = "l"; - if (bot.y > top.y) { - temp = bot; - bot = top; - top = temp; - pm = "r"; - } - e = Geom.bisect(bot, top); - bisector = EdgeList.createHalfEdge(e, pm); - EdgeList.insert(llbnd, bisector); - Geom.endPoint(e, d3_voronoi_opposite[pm], v); - p = Geom.intersect(llbnd, bisector); - if (p) { - EventQueue.del(llbnd); - EventQueue.insert(llbnd, p, Geom.distance(p, bot)); - } - p = Geom.intersect(bisector, rrbnd); - if (p) { - EventQueue.insert(bisector, p, Geom.distance(p, bot)); + function move1(point, scale, i) { + var range = d3_scaleRange(scale), r0 = range[0], r1 = range[1], position = origin[i], extent = i ? yExtent : xExtent, size = extent[1] - extent[0], min, max; + if (dragging) { + r0 -= position; + r1 -= size + position; } - } else { - break; - } - } - for (lbnd = EdgeList.right(EdgeList.leftEnd); lbnd != EdgeList.rightEnd; lbnd = EdgeList.right(lbnd)) { - callback(lbnd.edge); - } - } - d3.geom.delaunay = function(vertices) { - var edges = vertices.map(function() { - return []; - }), triangles = []; - d3_voronoi_tessellate(vertices, function(e) { - edges[e.region.l.index].push(vertices[e.region.r.index]); - }); - edges.forEach(function(edge, i) { - var v = vertices[i], cx = v[0], cy = v[1]; - edge.forEach(function(v) { - v.angle = Math.atan2(v[0] - cx, v[1] - cy); - }); - edge.sort(function(a, b) { - return a.angle - b.angle; - }); - for (var j = 0, m = edge.length - 1; j < m; j++) { - triangles.push([ v, edge[j], edge[j + 1] ]); - } - }); - return triangles; - }; - d3.geom.quadtree = function(points, x1, y1, x2, y2) { - var p, i = -1, n = points.length; - if (arguments.length < 5) { - if (arguments.length === 3) { - y2 = y1; - x2 = x1; - y1 = x1 = 0; - } else { - x1 = y1 = Infinity; - x2 = y2 = -Infinity; - while (++i < n) { - p = points[i]; - if (p.x < x1) x1 = p.x; - if (p.y < y1) y1 = p.y; - if (p.x > x2) x2 = p.x; - if (p.y > y2) y2 = p.y; - } - } - } - var dx = x2 - x1, dy = y2 - y1; - if (dx > dy) y2 = y1 + dx; else x2 = x1 + dy; - function insert(n, p, x1, y1, x2, y2) { - if (isNaN(p.x) || isNaN(p.y)) return; - if (n.leaf) { - var v = n.point; - if (v) { - if (Math.abs(v.x - p.x) + Math.abs(v.y - p.y) < .01) { - insertChild(n, p, x1, y1, x2, y2); + min = (i ? yClamp : xClamp) ? Math.max(r0, Math.min(r1, point[i])) : point[i]; + if (dragging) { + max = (min += position) + size; + } else { + if (center) position = Math.max(r0, Math.min(r1, 2 * center[i] - min)); + if (position < min) { + max = min; + min = position; } else { - n.point = null; - insertChild(n, v, x1, y1, x2, y2); - insertChild(n, p, x1, y1, x2, y2); + max = position; } - } else { - n.point = p; } - } else { - insertChild(n, p, x1, y1, x2, y2); + if (extent[0] != min || extent[1] != max) { + if (i) yExtentDomain = null; else xExtentDomain = null; + extent[0] = min; + extent[1] = max; + return true; + } + } + function brushend() { + brushmove(); + g.style("pointer-events", "all").selectAll(".resize").style("display", brush.empty() ? "none" : null); + d3.select("body").style("cursor", null); + w.on("mousemove.brush", null).on("mouseup.brush", null).on("touchmove.brush", null).on("touchend.brush", null).on("keydown.brush", null).on("keyup.brush", null); + dragRestore(); + event_({ + type: "brushend" + }); } } - function insertChild(n, p, x1, y1, x2, y2) { - var sx = (x1 + x2) * .5, sy = (y1 + y2) * .5, right = p.x >= sx, bottom = p.y >= sy, i = (bottom << 1) + right; - n.leaf = false; - n = n.nodes[i] || (n.nodes[i] = d3_geom_quadtreeNode()); - if (right) x1 = sx; else x2 = sx; - if (bottom) y1 = sy; else y2 = sy; - insert(n, p, x1, y1, x2, y2); - } - var root = d3_geom_quadtreeNode(); - root.add = function(p) { - insert(root, p, x1, y1, x2, y2); - }; - root.visit = function(f) { - d3_geom_quadtreeVisit(f, root, x1, y1, x2, y2); - }; - points.forEach(root.add); - return root; - }; - function d3_geom_quadtreeNode() { - return { - leaf: true, - nodes: [], - point: null + brush.x = function(z) { + if (!arguments.length) return x; + x = z; + resizes = d3_svg_brushResizes[!x << 1 | !y]; + return brush; }; - } - 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); - } - } - d3.time = {}; - var d3_time = Date, d3_time_daySymbols = [ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" ]; - function d3_time_utc() { - this._ = new Date(arguments.length > 1 ? Date.UTC.apply(this, arguments) : arguments[0]); - } - d3_time_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; - var d3_time_formatDateTime = "%a %b %e %X %Y", d3_time_formatDate = "%m/%d/%Y", d3_time_formatTime = "%H:%M:%S"; - var d3_time_days = [ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" ], d3_time_dayAbbreviations = [ "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat" ], d3_time_months = [ "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December" ], d3_time_monthAbbreviations = [ "Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" ]; - d3.time.format = function(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.substring(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.substring(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 - }, 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 date = new d3_time(); - date.setFullYear(d.y, d.m, d.d); - date.setHours(d.H, d.M, d.S, d.L); - return date; + brush.y = function(z) { + if (!arguments.length) return y; + y = z; + resizes = d3_svg_brushResizes[!x << 1 | !y]; + return brush; }; - format.toString = function() { - return template; + brush.clamp = function(z) { + if (!arguments.length) return x && y ? [ xClamp, yClamp ] : x ? xClamp : y ? yClamp : null; + if (x && y) xClamp = !!z[0], yClamp = !!z[1]; else if (x) xClamp = !!z; else if (y) yClamp = !!z; + return brush; }; - return format; - }; - function d3_time_parse(date, template, string, j) { - var c, p, i = 0, n = template.length, m = string.length; - while (i < n) { - if (j >= m) return -1; - c = template.charCodeAt(i++); - if (c === 37) { - p = d3_time_parsers[template.charAt(i++)]; - if (!p || (j = p(date, string, j)) < 0) return -1; - } else if (c != string.charCodeAt(j++)) { - return -1; + brush.extent = function(z) { + var x0, x1, y0, y1, t; + if (!arguments.length) { + if (x) { + if (xExtentDomain) { + x0 = xExtentDomain[0], x1 = xExtentDomain[1]; + } else { + x0 = xExtent[0], x1 = xExtent[1]; + if (x.invert) x0 = x.invert(x0), x1 = x.invert(x1); + if (x1 < x0) t = x0, x0 = x1, x1 = t; + } + } + if (y) { + if (yExtentDomain) { + y0 = yExtentDomain[0], y1 = yExtentDomain[1]; + } else { + y0 = yExtent[0], y1 = yExtent[1]; + if (y.invert) y0 = y.invert(y0), y1 = y.invert(y1); + if (y1 < y0) t = y0, y0 = y1, y1 = t; + } + } + return x && y ? [ [ x0, y0 ], [ x1, y1 ] ] : x ? [ x0, x1 ] : y && [ y0, y1 ]; } - } - return j; - } - 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_formatPad(value, fill, width) { - value += ""; - var length = value.length; - return length < width ? new Array(width - length + 1).join(fill) + value : value; - } - var d3_time_dayRe = d3_time_formatRe(d3_time_days), d3_time_dayAbbrevRe = d3_time_formatRe(d3_time_dayAbbreviations), d3_time_monthRe = d3_time_formatRe(d3_time_months), d3_time_monthLookup = d3_time_formatLookup(d3_time_months), d3_time_monthAbbrevRe = d3_time_formatRe(d3_time_monthAbbreviations), d3_time_monthAbbrevLookup = d3_time_formatLookup(d3_time_monthAbbreviations); - var d3_time_formatPads = { - "-": "", - _: " ", - "0": "0" - }; - var d3_time_formats = { - a: function(d) { - return d3_time_dayAbbreviations[d.getDay()]; - }, - A: function(d) { - return d3_time_days[d.getDay()]; - }, - b: function(d) { - return d3_time_monthAbbreviations[d.getMonth()]; - }, - B: function(d) { - return d3_time_months[d.getMonth()]; - }, - c: d3.time.format(d3_time_formatDateTime), - 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 d.getHours() >= 12 ? "PM" : "AM"; - }, - 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(d3_time_formatDate), - X: d3.time.format(d3_time_formatTime), - 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, - L: d3_time_parseMilliseconds, - m: d3_time_parseMonthNumber, - M: d3_time_parseMinutes, - p: d3_time_parseAmPm, - S: d3_time_parseSeconds, - x: d3_time_parseLocaleDate, - X: d3_time_parseLocaleTime, - y: d3_time_parseYear, - Y: d3_time_parseFullYear - }; - function d3_time_parseWeekdayAbbrev(date, string, i) { - d3_time_dayAbbrevRe.lastIndex = 0; - var n = d3_time_dayAbbrevRe.exec(string.substring(i)); - return n ? i += n[0].length : -1; - } - function d3_time_parseWeekday(date, string, i) { - d3_time_dayRe.lastIndex = 0; - var n = d3_time_dayRe.exec(string.substring(i)); - return n ? i += n[0].length : -1; - } - function d3_time_parseMonthAbbrev(date, string, i) { - d3_time_monthAbbrevRe.lastIndex = 0; - var n = d3_time_monthAbbrevRe.exec(string.substring(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.substring(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_parseFullYear(date, string, i) { - d3_time_numberRe.lastIndex = 0; - var n = d3_time_numberRe.exec(string.substring(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.substring(i, i + 2)); - return n ? (date.y = d3_time_expandYear(+n[0]), i += n[0].length) : -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.substring(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.substring(i, i + 2)); - return n ? (date.d = +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.substring(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.substring(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.substring(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.substring(i, i + 3)); - return n ? (date.L = +n[0], i += n[0].length) : -1; - } - var d3_time_numberRe = /^\s*\d+/; - function d3_time_parseAmPm(date, string, i) { - var n = d3_time_amPmLookup.get(string.substring(i, i += 2).toLowerCase()); - return n == null ? -1 : (date.p = n, i); - } - var d3_time_amPmLookup = d3.map({ - am: 0, - pm: 1 - }); - function d3_time_zone(d) { - var z = d.getTimezoneOffset(), zs = z > 0 ? "-" : "+", zh = ~~(Math.abs(z) / 60), zm = Math.abs(z) % 60; - return zs + d3_time_formatPad(zh, "0", 2) + d3_time_formatPad(zm, "0", 2); - } - d3.time.format.utc = function(template) { - var local = d3.time.format(template); - function format(date) { - try { - d3_time = d3_time_utc; - var utc = new d3_time(); - utc._ = date; - return local(utc); - } finally { - d3_time = Date; + if (x) { + x0 = z[0], x1 = z[1]; + if (y) x0 = x0[0], x1 = x1[0]; + xExtentDomain = [ x0, x1 ]; + if (x.invert) x0 = x(x0), x1 = x(x1); + if (x1 < x0) t = x0, x0 = x1, x1 = t; + if (x0 != xExtent[0] || x1 != xExtent[1]) xExtent = [ x0, x1 ]; } - } - format.parse = function(string) { - try { - d3_time = d3_time_utc; - var date = local.parse(string); - return date && date._; - } finally { - d3_time = Date; + if (y) { + y0 = z[0], y1 = z[1]; + if (x) y0 = y0[1], y1 = y1[1]; + yExtentDomain = [ y0, y1 ]; + if (y.invert) y0 = y(y0), y1 = y(y1); + if (y1 < y0) t = y0, y0 = y1, y1 = t; + if (y0 != yExtent[0] || y1 != yExtent[1]) yExtent = [ y0, y1 ]; + } + return brush; + }; + brush.clear = function() { + if (!brush.empty()) { + xExtent = [ 0, 0 ], yExtent = [ 0, 0 ]; + xExtentDomain = yExtentDomain = null; } + return brush; }; - format.toString = local.toString; - return format; + brush.empty = function() { + return !!x && xExtent[0] == xExtent[1] || !!y && yExtent[0] == yExtent[1]; + }; + return d3.rebind(brush, event, "on"); + }; + var d3_svg_brushCursor = { + n: "ns-resize", + e: "ew-resize", + s: "ns-resize", + w: "ew-resize", + nw: "nwse-resize", + ne: "nesw-resize", + se: "nwse-resize", + sw: "nesw-resize" }; - var d3_time_formatIso = d3.time.format.utc("%Y-%m-%dT%H:%M:%S.%LZ"); - d3.time.format.iso = Date.prototype.toISOString ? d3_time_formatIsoNative : d3_time_formatIso; + var d3_svg_brushResizes = [ [ "n", "e", "s", "w", "nw", "ne", "se", "sw" ], [ "e", "w" ], [ "n", "s" ], [] ]; + var d3_time_format = d3_time.format = d3_locale_enUS.timeFormat; + var d3_time_formatUtc = d3_time_format.utc; + var d3_time_formatIso = d3_time_formatUtc("%Y-%m-%dT%H:%M:%S.%LZ"); + d3_time_format.iso = Date.prototype.toISOString && +new Date("2000-01-01T00:00:00.000Z") ? d3_time_formatIsoNative : d3_time_formatIso; function d3_time_formatIsoNative(date) { return date.toISOString(); } @@ -7541,134 +9337,36 @@ return isNaN(date) ? null : date; }; d3_time_formatIsoNative.toString = d3_time_formatIso.toString; - 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_time(date - 1)), 1); - return date; - } - function offset(date, k) { - step(date = new d3_time(+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_time = d3_time_utc; - var utc = new d3_time_utc(); - utc._ = t0; - return range(utc, t1, dt); - } finally { - d3_time = 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_time = d3_time_utc; - var utc = new d3_time_utc(); - utc._ = date; - return method(utc, k)._; - } finally { - d3_time = Date; - } - }; - } - d3.time.second = d3_time_interval(function(date) { - return new d3_time(Math.floor(date / 1e3) * 1e3); + d3_time.second = d3_time_interval(function(date) { + return new d3_date(Math.floor(date / 1e3) * 1e3); }, function(date, offset) { date.setTime(date.getTime() + Math.floor(offset) * 1e3); }, function(date) { return date.getSeconds(); }); - d3.time.seconds = d3.time.second.range; - d3.time.seconds.utc = d3.time.second.utc.range; - d3.time.minute = d3_time_interval(function(date) { - return new d3_time(Math.floor(date / 6e4) * 6e4); + d3_time.seconds = d3_time.second.range; + d3_time.seconds.utc = d3_time.second.utc.range; + d3_time.minute = d3_time_interval(function(date) { + return new d3_date(Math.floor(date / 6e4) * 6e4); }, function(date, offset) { date.setTime(date.getTime() + Math.floor(offset) * 6e4); }, function(date) { return date.getMinutes(); }); - d3.time.minutes = d3.time.minute.range; - d3.time.minutes.utc = d3.time.minute.utc.range; - d3.time.hour = d3_time_interval(function(date) { + d3_time.minutes = d3_time.minute.range; + d3_time.minutes.utc = d3_time.minute.utc.range; + d3_time.hour = d3_time_interval(function(date) { var timezone = date.getTimezoneOffset() / 60; - return new d3_time((Math.floor(date / 36e5 - timezone) + timezone) * 36e5); + return new d3_date((Math.floor(date / 36e5 - timezone) + timezone) * 36e5); }, function(date, offset) { date.setTime(date.getTime() + Math.floor(offset) * 36e5); }, function(date) { return date.getHours(); }); - d3.time.hours = d3.time.hour.range; - d3.time.hours.utc = d3.time.hour.utc.range; - d3.time.day = d3_time_interval(function(date) { - var day = new d3_time(1970, 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); - }; - d3_time_daySymbols.forEach(function(day, i) { - day = day.toLowerCase(); - 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; - d3.time.month = d3_time_interval(function(date) { - date = d3.time.day(date); + d3_time.hours = d3_time.hour.range; + d3_time.hours.utc = d3_time.hour.utc.range; + d3_time.month = d3_time_interval(function(date) { + date = d3_time.day(date); date.setDate(1); return date; }, function(date, offset) { @@ -7676,19 +9374,8 @@ }, function(date) { return date.getMonth(); }); - d3.time.months = d3.time.month.range; - d3.time.months.utc = d3.time.month.utc.range; - 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.months = d3_time.month.range; + d3_time.months.utc = d3_time.month.utc.range; function d3_time_scale(linear, methods, format) { function scale(x) { return linear(x); @@ -7701,23 +9388,35 @@ linear.domain(x); return scale; }; - scale.nice = function(m) { - return scale.domain(d3_scale_nice(scale.domain(), function() { - return m; - })); + function tickMethod(extent, count) { + var span = extent[1] - extent[0], target = span / count, i = d3.bisect(d3_time_scaleSteps, target); + return i == d3_time_scaleSteps.length ? [ methods.year, d3_scale_linearTickRange(extent.map(function(d) { + return d / 31536e6; + }), count)[2] ] : !i ? [ d3_time_scaleMilliseconds, d3_scale_linearTickRange(extent, count)[2] ] : methods[target / d3_time_scaleSteps[i - 1] < d3_time_scaleSteps[i] / target ? i - 1 : i]; + } + scale.nice = function(interval, skip) { + var domain = scale.domain(), extent = d3_scaleExtent(domain), method = interval == null ? tickMethod(extent, 10) : typeof interval === "number" && tickMethod(extent, interval); + if (method) interval = method[0], skip = method[1]; + function skipped(date) { + return !isNaN(date) && !interval.range(date, d3_time_scaleDate(+date + 1), skip).length; + } + return scale.domain(d3_scale_nice(domain, skip > 1 ? { + floor: function(date) { + while (skipped(date = interval.floor(date))) date = d3_time_scaleDate(date - 1); + return date; + }, + ceil: function(date) { + while (skipped(date = interval.ceil(date))) date = d3_time_scaleDate(+date + 1); + return date; + } + } : interval)); }; - scale.ticks = function(m, k) { - var extent = d3_time_scaleExtent(scale.domain()); - if (typeof m !== "function") { - var span = extent[1] - extent[0], target = span / m, i = d3.bisect(d3_time_scaleSteps, target); - if (i == d3_time_scaleSteps.length) return methods.year(extent, m); - if (!i) return linear.ticks(m).map(d3_time_scaleDate); - if (Math.log(target / d3_time_scaleSteps[i - 1]) < Math.log(d3_time_scaleSteps[i] / target)) --i; - m = methods[i]; - k = m[1]; - m = m[0].range; - } - return m(extent[0], new Date(+extent[1] + 1), k); + scale.ticks = function(interval, skip) { + var extent = d3_scaleExtent(scale.domain()), method = interval == null ? tickMethod(extent, 10) : typeof interval === "number" ? tickMethod(extent, interval) : !interval.range && [ { + range: interval + }, skip ]; + if (method) interval = method[0], skip = method[1]; + return interval.range(extent[0], d3_time_scaleDate(+extent[1] + 1), skip < 1 ? 1 : skip); }; scale.tickFormat = function() { return format; @@ -7725,87 +9424,81 @@ scale.copy = function() { return d3_time_scale(linear.copy(), methods, format); }; - return d3.rebind(scale, linear, "range", "rangeRound", "interpolate", "clamp"); - } - function d3_time_scaleExtent(domain) { - var start = domain[0], stop = domain[domain.length - 1]; - return start < stop ? [ start, stop ] : [ stop, start ]; + return d3_scale_linearRebind(scale, linear); } function d3_time_scaleDate(t) { return new Date(t); } - function d3_time_scaleFormat(formats) { - return function(date) { - var i = formats.length - 1, f = formats[i]; - while (!f[1](date)) f = formats[--i]; - return f[0](date); - }; - } - function d3_time_scaleSetYear(y) { - var d = new Date(y, 0, 1); - d.setFullYear(y); - return d; - } - function d3_time_scaleGetYear(d) { - var y = d.getFullYear(), d0 = d3_time_scaleSetYear(y), d1 = d3_time_scaleSetYear(y + 1); - return y + (d - d0) / (d1 - d0); - } var d3_time_scaleSteps = [ 1e3, 5e3, 15e3, 3e4, 6e4, 3e5, 9e5, 18e5, 36e5, 108e5, 216e5, 432e5, 864e5, 1728e5, 6048e5, 2592e6, 7776e6, 31536e6 ]; - var d3_time_scaleLocalMethods = [ [ d3.time.second, 1 ], [ d3.time.second, 5 ], [ d3.time.second, 15 ], [ d3.time.second, 30 ], [ d3.time.minute, 1 ], [ d3.time.minute, 5 ], [ d3.time.minute, 15 ], [ d3.time.minute, 30 ], [ d3.time.hour, 1 ], [ d3.time.hour, 3 ], [ d3.time.hour, 6 ], [ d3.time.hour, 12 ], [ d3.time.day, 1 ], [ d3.time.day, 2 ], [ d3.time.week, 1 ], [ d3.time.month, 1 ], [ d3.time.month, 3 ], [ d3.time.year, 1 ] ]; - var d3_time_scaleLocalFormats = [ [ d3.time.format("%Y"), d3_true ], [ d3.time.format("%B"), function(d) { - return d.getMonth(); - } ], [ d3.time.format("%b %d"), function(d) { - return d.getDate() != 1; - } ], [ d3.time.format("%a %d"), function(d) { - return d.getDay() && d.getDate() != 1; - } ], [ d3.time.format("%I %p"), function(d) { - return d.getHours(); - } ], [ d3.time.format("%I:%M"), function(d) { - return d.getMinutes(); - } ], [ d3.time.format(":%S"), function(d) { - return d.getSeconds(); - } ], [ d3.time.format(".%L"), function(d) { + var d3_time_scaleLocalMethods = [ [ d3_time.second, 1 ], [ d3_time.second, 5 ], [ d3_time.second, 15 ], [ d3_time.second, 30 ], [ d3_time.minute, 1 ], [ d3_time.minute, 5 ], [ d3_time.minute, 15 ], [ d3_time.minute, 30 ], [ d3_time.hour, 1 ], [ d3_time.hour, 3 ], [ d3_time.hour, 6 ], [ d3_time.hour, 12 ], [ d3_time.day, 1 ], [ d3_time.day, 2 ], [ d3_time.week, 1 ], [ d3_time.month, 1 ], [ d3_time.month, 3 ], [ d3_time.year, 1 ] ]; + var d3_time_scaleLocalFormat = d3_time_format.multi([ [ ".%L", function(d) { return d.getMilliseconds(); - } ] ]; - var d3_time_scaleLinear = d3.scale.linear(), d3_time_scaleLocalFormat = d3_time_scaleFormat(d3_time_scaleLocalFormats); - d3_time_scaleLocalMethods.year = function(extent, m) { - return d3_time_scaleLinear.domain(extent.map(d3_time_scaleGetYear)).ticks(m).map(d3_time_scaleSetYear); + } ], [ ":%S", function(d) { + return d.getSeconds(); + } ], [ "%I:%M", function(d) { + return d.getMinutes(); + } ], [ "%I %p", function(d) { + return d.getHours(); + } ], [ "%a %d", function(d) { + return d.getDay() && d.getDate() != 1; + } ], [ "%b %d", function(d) { + return d.getDate() != 1; + } ], [ "%B", function(d) { + return d.getMonth(); + } ], [ "%Y", d3_true ] ]); + var d3_time_scaleMilliseconds = { + range: function(start, stop, step) { + return d3.range(Math.ceil(start / step) * step, +stop, step).map(d3_time_scaleDate); + }, + floor: d3_identity, + ceil: d3_identity }; - d3.time.scale = function() { + d3_time_scaleLocalMethods.year = d3_time.year; + d3_time.scale = function() { return d3_time_scale(d3.scale.linear(), d3_time_scaleLocalMethods, d3_time_scaleLocalFormat); }; - var d3_time_scaleUTCMethods = d3_time_scaleLocalMethods.map(function(m) { + var d3_time_scaleUtcMethods = d3_time_scaleLocalMethods.map(function(m) { return [ m[0].utc, m[1] ]; }); - var d3_time_scaleUTCFormats = [ [ d3.time.format.utc("%Y"), d3_true ], [ d3.time.format.utc("%B"), function(d) { - return d.getUTCMonth(); - } ], [ d3.time.format.utc("%b %d"), function(d) { - return d.getUTCDate() != 1; - } ], [ d3.time.format.utc("%a %d"), function(d) { - return d.getUTCDay() && d.getUTCDate() != 1; - } ], [ d3.time.format.utc("%I %p"), function(d) { - return d.getUTCHours(); - } ], [ d3.time.format.utc("%I:%M"), function(d) { - return d.getUTCMinutes(); - } ], [ d3.time.format.utc(":%S"), function(d) { - return d.getUTCSeconds(); - } ], [ d3.time.format.utc(".%L"), function(d) { + var d3_time_scaleUtcFormat = d3_time_formatUtc.multi([ [ ".%L", function(d) { return d.getUTCMilliseconds(); - } ] ]; - var d3_time_scaleUTCFormat = d3_time_scaleFormat(d3_time_scaleUTCFormats); - function d3_time_scaleUTCSetYear(y) { - var d = new Date(Date.UTC(y, 0, 1)); - d.setUTCFullYear(y); - return d; - } - function d3_time_scaleUTCGetYear(d) { - var y = d.getUTCFullYear(), d0 = d3_time_scaleUTCSetYear(y), d1 = d3_time_scaleUTCSetYear(y + 1); - return y + (d - d0) / (d1 - d0); - } - d3_time_scaleUTCMethods.year = function(extent, m) { - return d3_time_scaleLinear.domain(extent.map(d3_time_scaleUTCGetYear)).ticks(m).map(d3_time_scaleUTCSetYear); + } ], [ ":%S", function(d) { + return d.getUTCSeconds(); + } ], [ "%I:%M", function(d) { + return d.getUTCMinutes(); + } ], [ "%I %p", function(d) { + return d.getUTCHours(); + } ], [ "%a %d", function(d) { + return d.getUTCDay() && d.getUTCDate() != 1; + } ], [ "%b %d", function(d) { + return d.getUTCDate() != 1; + } ], [ "%B", function(d) { + return d.getUTCMonth(); + } ], [ "%Y", d3_true ] ]); + d3_time_scaleUtcMethods.year = d3_time.year.utc; + d3_time.scale.utc = function() { + return d3_time_scale(d3.scale.linear(), d3_time_scaleUtcMethods, d3_time_scaleUtcFormat); + }; + d3.text = d3_xhrType(function(request) { + return request.responseText; + }); + d3.json = function(url, callback) { + return d3_xhr(url, "application/json", d3_json, callback); }; - d3.time.scale.utc = function() { - return d3_time_scale(d3.scale.linear(), d3_time_scaleUTCMethods, d3_time_scaleUTCFormat); + function d3_json(request) { + return JSON.parse(request.responseText); + } + d3.html = function(url, callback) { + return d3_xhr(url, "text/html", d3_html, callback); }; -})(); \ No newline at end of file + function d3_html(request) { + var range = d3_document.createRange(); + range.selectNode(d3_document.body); + return range.createContextualFragment(request.responseText); + } + d3.xml = d3_xhrType(function(request) { + return request.responseXML; + }); + if (typeof define === "function" && define.amd) define(d3); else if (typeof module === "object" && module.exports) module.exports = d3; + this.d3 = d3; +}(); \ No newline at end of file diff --git a/web/public/js/d3/d3.v3.min.js b/web/public/js/d3/d3.v3.min.js index e61102b..34d5513 100644 --- a/web/public/js/d3/d3.v3.min.js +++ b/web/public/js/d3/d3.v3.min.js @@ -1,4 +1,5 @@ -(function(){function t(t){return t.target}function n(t){return t.source}function e(t,n){try{for(var e in n)Object.defineProperty(t.prototype,e,{value:n[e],enumerable:!1})}catch(r){t.prototype=n}}function r(t){for(var n=-1,e=t.length,r=[];e>++n;)r.push(t[n]);return r}function u(t){return Array.prototype.slice.call(t)}function i(){}function a(t){return t}function o(){return!0}function 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