Finalized tree view / removed d3
diff --git a/public/js/demo/matchInfo.html b/public/js/demo/matchInfo.html
index accb304..11ba7eb 100644
--- a/public/js/demo/matchInfo.html
+++ b/public/js/demo/matchInfo.html
@@ -3,24 +3,31 @@
<head>
<title>MatchInfo demo</title>
<meta charset="utf-8" />
+ <script src="../lib/dagre/dagre.min.js"></script>
+ <script src="../src/menu.js"></script>
<script src="../src/matchInfo.js"></script>
- <link type="text/css" rel="stylesheet"
- href="../../css/matchinfo.css"></link>
+ <link type="text/css" rel="stylesheet" href="../../css/font-awesome.min.css"></link>
+ <link type="text/css" rel="stylesheet" href="../../css/matchinfo.css"></link>
+ <link type="text/css" rel="stylesheet" href="../../css/menu.css"></link>
<style type="text/css" rel="stylesheet">
body {
background-color: #ffa500;
+}
+
+body, text {
font-family: tahoma, verdana, arial;
+ color: #444;
+}
+
+text {
+ fill: #444;
}
</style>
</head>
<body>
- <div class="matchinfo">
- <div class="matchtable"></div>
- </div>
-
<script>
var snippet = "<span title=\"cnx/l:meist\">" +
" <span title=\"cnx/p:ADV\">" +
@@ -62,18 +69,64 @@
" </span>" +
"</span>";
- // Override getMatchInfo API call
- KorAP.API.getMatchInfo = function() {
- return { "snippet": snippet };
- };
+var treeSnippet =
+ "<span class=\"context-left\"></span>" +
+ "<span class=\"match\">" +
+ " <span title=\"xip/c:MC\">" +
+ " <span title=\"xip/c:TOP\">" +
+ " <span title=\"xip/c:PP\">" +
+ " <span title=\"xip/c:PREP\">Mit</span>" +
+ " <span title=\"xip/c:NP\">" +
+ " <span title=\"xip/c:DET\">dieser</span>" +
+ " <span title=\"xip/c:NPA\">" +
+ " <span title=\"xip/c:NOUN\">Methode</span>" +
+ " </span>" +
+ " </span>" +
+ " </span>" +
+ " <span title=\"xip/c:VERB\">ist</span>" +
+ " <span title=\"xip/c:NP\">" +
+ " <span title=\"xip/c:PRON\">es</span>" +
+ " </span>" +
+ " <span title=\"xip/c:AP\">" +
+ " <span title=\"xip/c:ADV\">nun</span>" +
+ " <span title=\"xip/c:ADJ\">möglich</span>" +
+ " </span>" +
+ " <span title=\"xip/c:ADV\">z. B.</span>" +
+ " <span title=\"xip/c:NPA\">" +
+ " <span title=\"xip/c:NP\">" +
+ " <span title=\"xip/c:NOUN\">Voice</span>" +
+ " </span>" +
+ " </span>" + "(" +
+ " <span title=\"xip/c:INS\">" +
+ " <span title=\"xip/c:NPA\">" +
+ " <span title=\"xip/c:NP\">" +
+ " <span title=\"xip/c:NOUN\">Sprache</span>" +
+ " </span>" +
+ " </span>" +
+ " </span>" + ")" +
+ " <span title=\"xip/c:VERB\">bevorzugt</span>" +
+ " <span title=\"xip/c:PP\">" +
+ " <span title=\"xip/c:PREP\">in</span>" +
+ " <span title=\"xip/c:NP\">" +
+ " <span title=\"xip/c:PRON\">der</span>" +
+ " </span>" +
+ " <span title=\"xip/c:NPA\">" +
+ " <span title=\"xip/c:NP\">" +
+ " <span title=\"xip/c:NOUN\">Bridge</span>" +
+ " </span>" +
+ " </span>" +
+ " </span>" +
+ " <span title=\"xip/c:INFC\">" +
+ " <span title=\"xip/c:INS\">" +
+ " <span title=\"xip/c:VERB\">weiterzugeben</span>" +
+ " </span>" +
+ " </span>" +
+ " </span>" +
+ " </span>" +
+ "</span>" +
+ "<span class=\"context-right\"></span>";
-var info = KorAP.MatchInfo.create({
- 'corpusID' : 'WPD',
- 'docID' : 'UUU',
- 'textID' : '01912',
- 'pos' : 'p121-122'
-},
-[
+var available =[
'base/s=spans',
'corenlp/c=spans',
'corenlp/ne=tokens',
@@ -88,14 +141,49 @@
'tt/l=tokens',
'tt/p=tokens',
'tt/s=spans'
-]);
- var t = info.getTable();
- document.getElementsByClassName('matchtable')[0]
- .appendChild(t.element());
+];
+
+var match = {
+ 'corpusID' : 'WPD',
+ 'docID' : 'UUU',
+ 'textID' : '01912',
+ 'pos' : 'p121-122'
+};
+
+// Parse and show the table
+// Override getMatchInfo API call
+KorAP.API.getMatchInfo = function(match, callObj) {
+ if (callObj["spans"] !== undefined && callObj["spans"] === true) {
+ return { "snippet": treeSnippet };
+ }
+ else {
+ return { "snippet": snippet };
+ }
+};
+
+var e = KorAP.MatchInfo.create(match, available).element();
+document.getElementsByTagName('body')[0].appendChild(e);
+
+/*
+var t = KorAP.MatchInfo.create(match, available).getTable();
+document.getElementsByClassName('matchtable')[0]
+.appendChild(t.element());
+
+// parse and show the tree
+KorAP.API.getMatchInfo = function() {
+ return { "snippet": treeSnippet };
+};
+
+var tree = KorAP.MatchInfo.create(match, available).getTree();
+document.getElementsByClassName('matchtree')[0]
+.getElementsByTagName('div')[0]
+.appendChild(tree.element());
+
+tree.center();
+*/
</script>
-
-
+ <!--
<div class="matchinfo">
<div class="matchtable">
<table>
@@ -127,13 +215,14 @@
<th>es</th>
<th>z</th>
<td>ABC DEF GHI JKL MNO PQR STU VWX YZ ABC DEF GHI JKL MNO PQR STU VWX YZ</td>
- <td>ABC DEF GHI JKL MNO PQR STU VWX YZ ABC DEF GHI JKL MNO PQR STU VWX YZ</td>
- <td>ABC DEF GHI JKL MNO PQR STU VWX YZ ABC DEF GHI JKL MNO PQR STU VWX YZ<br />ABC DEF GHI JKL MNO PQR STU VWX YZ ABC DEF GHI JKL MNO PQR STU VWX YZ<br />ABC DEF GHI JKL MNO PQR STU VWX YZ ABC DEF GHI JKL MNO PQR STU VWX YZ</td>
- </tr>
- </tbody>
- </table>
- </div>
-</div>
+ <td>ABC DEF GHI JKL MNO PQR STU VWX YZ ABC DEF GHI JKL MNO PQR STU VWX YZ</td>
+ <td>ABC DEF GHI JKL MNO PQR STU VWX YZ ABC DEF GHI JKL MNO PQR STU VWX YZ<br />ABC DEF GHI JKL MNO PQR STU VWX YZ ABC DEF GHI JKL MNO PQR STU VWX YZ<br />ABC DEF GHI JKL MNO PQR STU VWX YZ ABC DEF GHI JKL MNO PQR STU VWX YZ</td>
+ </tr>
+ </tbody>
+ </table>
+ </div>
+ </div>
+ -->
</body>
</html>
diff --git a/public/js/lib/d3/d3.js b/public/js/lib/d3/d3.js
deleted file mode 100644
index 8868e42..0000000
--- a/public/js/lib/d3/d3.js
+++ /dev/null
@@ -1,9504 +0,0 @@
-!function() {
- var d3 = {
- version: "3.5.5"
- };
- var d3_arraySlice = [].slice, d3_array = function(list) {
- return d3_arraySlice.call(list);
- };
- var d3_document = this.document;
- function d3_documentElement(node) {
- return node && (node.ownerDocument || node.document || node).documentElement;
- }
- function d3_window(node) {
- return node && (node.ownerDocument && node.ownerDocument.defaultView || node.document && node || node.defaultView);
- }
- if (d3_document) {
- try {
- d3_array(d3_document.documentElement.childNodes)[0].nodeType;
- } catch (e) {
- d3_array = function(list) {
- var i = list.length, array = new Array(i);
- while (i--) array[i] = list[i];
- return array;
- };
- }
- }
- if (!Date.now) Date.now = function() {
- return +new Date();
- };
- 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);
- };
- }
- }
- d3.ascending = d3_ascending;
- function d3_ascending(a, b) {
- return a < b ? -1 : a > b ? 1 : a >= b ? 0 : NaN;
- }
- d3.descending = function(a, b) {
- return b < a ? -1 : b > a ? 1 : b >= a ? 0 : NaN;
- };
- d3.min = function(array, f) {
- var i = -1, n = array.length, a, b;
- if (arguments.length === 1) {
- while (++i < n) if ((b = array[i]) != null && b >= b) {
- a = b;
- break;
- }
- while (++i < n) if ((b = array[i]) != null && a > b) a = b;
- } else {
- while (++i < n) if ((b = f.call(array, array[i], i)) != null && b >= b) {
- a = b;
- break;
- }
- while (++i < n) if ((b = f.call(array, array[i], i)) != null && a > b) a = b;
- }
- return a;
- };
- d3.max = function(array, f) {
- var i = -1, n = array.length, a, b;
- if (arguments.length === 1) {
- while (++i < n) if ((b = array[i]) != null && b >= b) {
- a = b;
- break;
- }
- while (++i < n) if ((b = array[i]) != null && b > a) a = b;
- } else {
- while (++i < n) if ((b = f.call(array, array[i], i)) != null && b >= b) {
- a = b;
- break;
- }
- while (++i < n) if ((b = f.call(array, array[i], i)) != null && b > a) a = b;
- }
- return a;
- };
- d3.extent = function(array, f) {
- var i = -1, n = array.length, a, b, c;
- if (arguments.length === 1) {
- while (++i < n) if ((b = array[i]) != null && b >= b) {
- a = c = b;
- break;
- }
- while (++i < n) if ((b = array[i]) != null) {
- if (a > b) a = b;
- if (c < b) c = b;
- }
- } else {
- while (++i < n) if ((b = f.call(array, array[i], i)) != null && b >= b) {
- a = c = b;
- break;
- }
- while (++i < n) if ((b = f.call(array, array[i], i)) != null) {
- if (a > b) a = b;
- if (c < b) c = b;
- }
- }
- return [ a, c ];
- };
- function d3_number(x) {
- return x === null ? NaN : +x;
- }
- function d3_numeric(x) {
- return !isNaN(x);
- }
- d3.sum = function(array, f) {
- var s = 0, n = array.length, a, i = -1;
- if (arguments.length === 1) {
- while (++i < n) if (d3_numeric(a = +array[i])) s += a;
- } else {
- while (++i < n) if (d3_numeric(a = +f.call(array, array[i], i))) s += a;
- }
- return s;
- };
- d3.mean = function(array, f) {
- var s = 0, n = array.length, a, i = -1, j = n;
- if (arguments.length === 1) {
- while (++i < n) if (d3_numeric(a = d3_number(array[i]))) s += a; else --j;
- } else {
- while (++i < n) if (d3_numeric(a = d3_number(f.call(array, array[i], i)))) s += a; else --j;
- }
- if (j) return s / j;
- };
- d3.quantile = function(values, p) {
- var H = (values.length - 1) * p + 1, h = Math.floor(H), v = +values[h - 1], e = H - h;
- return e ? v + e * (values[h] - v) : v;
- };
- d3.median = function(array, f) {
- var numbers = [], n = array.length, a, i = -1;
- if (arguments.length === 1) {
- while (++i < n) if (d3_numeric(a = d3_number(array[i]))) numbers.push(a);
- } else {
- while (++i < n) if (d3_numeric(a = d3_number(f.call(array, array[i], i)))) numbers.push(a);
- }
- if (numbers.length) return d3.quantile(numbers.sort(d3_ascending), .5);
- };
- d3.variance = function(array, f) {
- var n = array.length, m = 0, a, d, s = 0, i = -1, j = 0;
- if (arguments.length === 1) {
- while (++i < n) {
- if (d3_numeric(a = d3_number(array[i]))) {
- d = a - m;
- m += d / ++j;
- s += d * (a - m);
- }
- }
- } else {
- while (++i < n) {
- if (d3_numeric(a = d3_number(f.call(array, array[i], i)))) {
- d = a - m;
- m += d / ++j;
- s += d * (a - m);
- }
- }
- }
- if (j > 1) return s / (j - 1);
- };
- d3.deviation = function() {
- var v = d3.variance.apply(this, arguments);
- return v ? Math.sqrt(v) : v;
- };
- function d3_bisector(compare) {
- return {
- left: function(a, x, lo, hi) {
- if (arguments.length < 3) lo = 0;
- if (arguments.length < 4) hi = a.length;
- while (lo < hi) {
- var mid = lo + hi >>> 1;
- if (compare(a[mid], x) < 0) lo = mid + 1; else hi = mid;
- }
- return lo;
- },
- right: function(a, x, lo, hi) {
- if (arguments.length < 3) lo = 0;
- if (arguments.length < 4) hi = a.length;
- while (lo < hi) {
- var mid = lo + hi >>> 1;
- if (compare(a[mid], x) > 0) hi = mid; else lo = mid + 1;
- }
- return lo;
- }
- };
- }
- var d3_bisect = d3_bisector(d3_ascending);
- d3.bisectLeft = d3_bisect.left;
- d3.bisect = d3.bisectRight = d3_bisect.right;
- d3.bisector = function(f) {
- return d3_bisector(f.length === 1 ? function(d, x) {
- return d3_ascending(f(d), x);
- } : f);
- };
- d3.shuffle = function(array, i0, i1) {
- if ((m = arguments.length) < 3) {
- i1 = array.length;
- if (m < 2) i0 = 0;
- }
- var m = i1 - i0, t, i;
- while (m) {
- i = Math.random() * m-- | 0;
- t = array[m + i0], array[m + i0] = array[i + i0], array[i + i0] = t;
- }
- return array;
- };
- d3.permute = function(array, indexes) {
- var i = indexes.length, permutes = new Array(i);
- while (i--) permutes[i] = array[indexes[i]];
- return permutes;
- };
- d3.pairs = function(array) {
- var i = 0, n = array.length - 1, p0, p1 = array[0], pairs = new Array(n < 0 ? 0 : n);
- while (i < n) pairs[i] = [ p0 = p1, p1 = array[++i] ];
- return pairs;
- };
- d3.zip = function() {
- if (!(n = arguments.length)) return [];
- for (var i = -1, m = d3.min(arguments, d3_zipLength), zips = new Array(m); ++i < m; ) {
- for (var j = -1, n, zip = zips[i] = new Array(n); ++j < n; ) {
- zip[j] = arguments[j][i];
- }
- }
- return zips;
- };
- function d3_zipLength(d) {
- return d.length;
- }
- d3.transpose = function(matrix) {
- return d3.zip.apply(d3, matrix);
- };
- d3.keys = function(map) {
- var keys = [];
- for (var key in map) keys.push(key);
- return keys;
- };
- d3.values = function(map) {
- var values = [];
- for (var key in map) values.push(map[key]);
- return values;
- };
- d3.entries = function(map) {
- var entries = [];
- for (var key in map) entries.push({
- key: key,
- value: map[key]
- });
- return entries;
- };
- d3.merge = function(arrays) {
- var n = arrays.length, m, i = -1, j = 0, merged, array;
- while (++i < n) j += arrays[i].length;
- merged = new Array(j);
- while (--n >= 0) {
- array = arrays[n];
- m = array.length;
- while (--m >= 0) {
- merged[--j] = array[m];
- }
- }
- return merged;
- };
- var abs = Math.abs;
- d3.range = function(start, stop, step) {
- if (arguments.length < 3) {
- step = 1;
- if (arguments.length < 2) {
- stop = start;
- start = 0;
- }
- }
- if ((stop - start) / step === Infinity) throw new Error("infinite range");
- var range = [], k = d3_range_integerScale(abs(step)), i = -1, j;
- start *= k, stop *= k, step *= k;
- if (step < 0) while ((j = start + step * ++i) > stop) range.push(j / k); else while ((j = start + step * ++i) < stop) range.push(j / k);
- return range;
- };
- function d3_range_integerScale(x) {
- var k = 1;
- while (x * k % 1) k *= 10;
- return k;
- }
- function d3_class(ctor, properties) {
- for (var key in properties) {
- Object.defineProperty(ctor.prototype, key, {
- value: properties[key],
- enumerable: false
- });
- }
- }
- d3.map = function(object, f) {
- var map = new d3_Map();
- if (object instanceof d3_Map) {
- object.forEach(function(key, value) {
- map.set(key, value);
- });
- } else if (Array.isArray(object)) {
- var i = -1, n = object.length, o;
- if (arguments.length === 1) while (++i < n) map.set(i, object[i]); else while (++i < n) map.set(f.call(object, o = object[i], i), o);
- } else {
- for (var key in object) map.set(key, object[key]);
- }
- return map;
- };
- function d3_Map() {
- this._ = Object.create(null);
- }
- var d3_map_proto = "__proto__", d3_map_zero = "\x00";
- d3_class(d3_Map, {
- has: d3_map_has,
- get: function(key) {
- return this._[d3_map_escape(key)];
- },
- set: function(key, value) {
- return this._[d3_map_escape(key)] = value;
- },
- remove: d3_map_remove,
- keys: d3_map_keys,
- values: function() {
- var values = [];
- for (var key in this._) values.push(this._[key]);
- return values;
- },
- entries: function() {
- var entries = [];
- for (var key in this._) entries.push({
- key: d3_map_unescape(key),
- value: this._[key]
- });
- return entries;
- },
- size: d3_map_size,
- empty: d3_map_empty,
- forEach: function(f) {
- for (var key in this._) f.call(this, d3_map_unescape(key), this._[key]);
- }
- });
- function d3_map_escape(key) {
- return (key += "") === d3_map_proto || key[0] === d3_map_zero ? d3_map_zero + key : key;
- }
- function d3_map_unescape(key) {
- return (key += "")[0] === d3_map_zero ? key.slice(1) : key;
- }
- function d3_map_has(key) {
- return d3_map_escape(key) in this._;
- }
- function d3_map_remove(key) {
- return (key = d3_map_escape(key)) in this._ && delete this._[key];
- }
- function d3_map_keys() {
- var keys = [];
- for (var key in this._) keys.push(d3_map_unescape(key));
- return keys;
- }
- function d3_map_size() {
- var size = 0;
- for (var key in this._) ++size;
- return size;
- }
- function d3_map_empty() {
- for (var key in this._) return false;
- return true;
- }
- d3.nest = function() {
- var nest = {}, keys = [], sortKeys = [], sortValues, rollup;
- function map(mapType, array, depth) {
- if (depth >= keys.length) return rollup ? rollup.call(nest, array) : sortValues ? array.sort(sortValues) : array;
- var i = -1, n = array.length, key = keys[depth++], keyValue, object, setter, valuesByKey = new d3_Map(), values;
- while (++i < n) {
- if (values = valuesByKey.get(keyValue = key(object = array[i]))) {
- values.push(object);
- } else {
- valuesByKey.set(keyValue, [ object ]);
- }
- }
- if (mapType) {
- object = mapType();
- setter = function(keyValue, values) {
- object.set(keyValue, map(mapType, values, depth));
- };
- } else {
- object = {};
- setter = function(keyValue, values) {
- object[keyValue] = map(mapType, values, depth);
- };
- }
- valuesByKey.forEach(setter);
- return object;
- }
- function entries(map, depth) {
- if (depth >= keys.length) return map;
- var array = [], sortKey = sortKeys[depth++];
- map.forEach(function(key, keyMap) {
- array.push({
- key: key,
- values: entries(keyMap, depth)
- });
- });
- return sortKey ? array.sort(function(a, b) {
- return sortKey(a.key, b.key);
- }) : array;
- }
- nest.map = function(array, mapType) {
- return map(mapType, array, 0);
- };
- nest.entries = function(array) {
- return entries(map(d3.map, array, 0), 0);
- };
- nest.key = function(d) {
- keys.push(d);
- return nest;
- };
- nest.sortKeys = function(order) {
- sortKeys[keys.length - 1] = order;
- return nest;
- };
- nest.sortValues = function(order) {
- sortValues = order;
- return nest;
- };
- nest.rollup = function(f) {
- rollup = f;
- return nest;
- };
- return nest;
- };
- d3.set = function(array) {
- var set = new d3_Set();
- if (array) for (var i = 0, n = array.length; i < n; ++i) set.add(array[i]);
- return set;
- };
- function d3_Set() {
- this._ = Object.create(null);
- }
- d3_class(d3_Set, {
- has: d3_map_has,
- add: function(key) {
- this._[d3_map_escape(key += "")] = true;
- return key;
- },
- remove: d3_map_remove,
- values: d3_map_keys,
- size: d3_map_size,
- empty: d3_map_empty,
- forEach: function(f) {
- for (var key in this._) f.call(this, d3_map_unescape(key));
- }
- });
- d3.behavior = {};
- function d3_identity(d) {
- return d;
- }
- d3.rebind = function(target, source) {
- var i = 1, n = arguments.length, method;
- while (++i < n) target[method = arguments[i]] = d3_rebind(target, source, source[method]);
- return target;
- };
- function d3_rebind(target, source, method) {
- return function() {
- var value = method.apply(source, arguments);
- return value === source ? target : value;
- };
- }
- function d3_vendorSymbol(object, name) {
- if (name in object) return name;
- name = name.charAt(0).toUpperCase() + name.slice(1);
- for (var i = 0, n = d3_vendorPrefixes.length; i < n; ++i) {
- var prefixName = d3_vendorPrefixes[i] + name;
- if (prefixName in object) return prefixName;
- }
- }
- var d3_vendorPrefixes = [ "webkit", "ms", "moz", "Moz", "o", "O" ];
- function d3_noop() {}
- d3.dispatch = function() {
- var dispatch = new d3_dispatch(), i = -1, n = arguments.length;
- while (++i < n) dispatch[arguments[i]] = d3_dispatch_event(dispatch);
- return dispatch;
- };
- function d3_dispatch() {}
- d3_dispatch.prototype.on = function(type, listener) {
- var i = type.indexOf("."), name = "";
- if (i >= 0) {
- name = type.slice(i + 1);
- type = type.slice(0, i);
- }
- if (type) return arguments.length < 2 ? this[type].on(name) : this[type].on(name, listener);
- if (arguments.length === 2) {
- if (listener == null) for (type in this) {
- if (this.hasOwnProperty(type)) this[type].on(name, null);
- }
- return this;
- }
- };
- function d3_dispatch_event(dispatch) {
- var listeners = [], listenerByName = new d3_Map();
- function event() {
- var z = listeners, i = -1, n = z.length, l;
- while (++i < n) if (l = z[i].on) l.apply(this, arguments);
- return dispatch;
- }
- event.on = function(name, listener) {
- var l = listenerByName.get(name), i;
- if (arguments.length < 2) return l && l.on;
- if (l) {
- l.on = null;
- listeners = listeners.slice(0, i = listeners.indexOf(l)).concat(listeners.slice(i + 1));
- listenerByName.remove(name);
- }
- if (listener) listeners.push(listenerByName.set(name, {
- on: listener
- }));
- return dispatch;
- };
- return event;
- }
- d3.event = null;
- function d3_eventPreventDefault() {
- d3.event.preventDefault();
- }
- function d3_eventSource() {
- var e = d3.event, s;
- while (s = e.sourceEvent) e = s;
- return e;
- }
- function d3_eventDispatch(target) {
- var dispatch = new d3_dispatch(), i = 0, n = arguments.length;
- while (++i < n) dispatch[arguments[i]] = d3_dispatch_event(dispatch);
- dispatch.of = function(thiz, argumentz) {
- return function(e1) {
- try {
- var e0 = e1.sourceEvent = d3.event;
- e1.target = target;
- d3.event = e1;
- dispatch[e1.type].apply(thiz, argumentz);
- } finally {
- d3.event = e0;
- }
- };
- };
- return dispatch;
- }
- d3.requote = function(s) {
- return s.replace(d3_requote_re, "\\$&");
- };
- var d3_requote_re = /[\\\^\$\*\+\?\|\[\]\(\)\.\{\}]/g;
- var d3_subclass = {}.__proto__ ? function(object, prototype) {
- object.__proto__ = prototype;
- } : function(object, prototype) {
- for (var property in prototype) object[property] = prototype[property];
- };
- function d3_selection(groups) {
- d3_subclass(groups, d3_selectionPrototype);
- return groups;
- }
- var d3_select = function(s, n) {
- return n.querySelector(s);
- }, d3_selectAll = function(s, n) {
- return n.querySelectorAll(s);
- }, d3_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;
- }
- d3.selection = function() {
- return d3.select(d3_document.documentElement);
- };
- var d3_selectionPrototype = d3.selection.prototype = [];
- d3_selectionPrototype.select = function(selector) {
- var subgroups = [], subgroup, subnode, group, node;
- selector = d3_selection_selector(selector);
- for (var j = -1, m = this.length; ++j < m; ) {
- subgroups.push(subgroup = []);
- subgroup.parentNode = (group = this[j]).parentNode;
- for (var i = -1, n = group.length; ++i < n; ) {
- if (node = group[i]) {
- subgroup.push(subnode = selector.call(node, node.__data__, i, j));
- if (subnode && "__data__" in node) subnode.__data__ = node.__data__;
- } else {
- subgroup.push(null);
- }
- }
- }
- return d3_selection(subgroups);
- };
- function d3_selection_selector(selector) {
- return typeof selector === "function" ? selector : function() {
- return d3_select(selector, this);
- };
- }
- d3_selectionPrototype.selectAll = function(selector) {
- var subgroups = [], subgroup, node;
- selector = d3_selection_selectorAll(selector);
- for (var j = -1, m = this.length; ++j < m; ) {
- for (var group = this[j], i = -1, n = group.length; ++i < n; ) {
- if (node = group[i]) {
- subgroups.push(subgroup = d3_array(selector.call(node, node.__data__, i, j)));
- subgroup.parentNode = node;
- }
- }
- }
- return d3_selection(subgroups);
- };
- function d3_selection_selectorAll(selector) {
- return typeof selector === "function" ? selector : function() {
- return d3_selectAll(selector, this);
- };
- }
- var d3_nsPrefix = {
- svg: "http://www.w3.org/2000/svg",
- xhtml: "http://www.w3.org/1999/xhtml",
- xlink: "http://www.w3.org/1999/xlink",
- xml: "http://www.w3.org/XML/1998/namespace",
- xmlns: "http://www.w3.org/2000/xmlns/"
- };
- d3.ns = {
- prefix: d3_nsPrefix,
- qualify: function(name) {
- var i = name.indexOf(":"), prefix = name;
- if (i >= 0) {
- prefix = name.slice(0, i);
- name = name.slice(i + 1);
- }
- return d3_nsPrefix.hasOwnProperty(prefix) ? {
- space: d3_nsPrefix[prefix],
- local: name
- } : name;
- }
- };
- d3_selectionPrototype.attr = function(name, value) {
- if (arguments.length < 2) {
- if (typeof name === "string") {
- var node = this.node();
- name = d3.ns.qualify(name);
- return name.local ? node.getAttributeNS(name.space, name.local) : node.getAttribute(name);
- }
- for (value in name) this.each(d3_selection_attr(value, name[value]));
- return this;
- }
- return this.each(d3_selection_attr(name, value));
- };
- function d3_selection_attr(name, value) {
- name = d3.ns.qualify(name);
- function attrNull() {
- this.removeAttribute(name);
- }
- function attrNullNS() {
- this.removeAttributeNS(name.space, name.local);
- }
- function attrConstant() {
- this.setAttribute(name, value);
- }
- function attrConstantNS() {
- this.setAttributeNS(name.space, name.local, value);
- }
- function attrFunction() {
- var x = value.apply(this, arguments);
- if (x == null) this.removeAttribute(name); else this.setAttribute(name, x);
- }
- function attrFunctionNS() {
- var x = value.apply(this, arguments);
- if (x == null) this.removeAttributeNS(name.space, name.local); else this.setAttributeNS(name.space, name.local, x);
- }
- return value == null ? name.local ? attrNullNS : attrNull : typeof value === "function" ? name.local ? attrFunctionNS : attrFunction : name.local ? attrConstantNS : attrConstant;
- }
- function d3_collapse(s) {
- return s.trim().replace(/\s+/g, " ");
- }
- d3_selectionPrototype.classed = function(name, value) {
- if (arguments.length < 2) {
- if (typeof name === "string") {
- var node = this.node(), n = (name = d3_selection_classes(name)).length, i = -1;
- if (value = node.classList) {
- while (++i < n) if (!value.contains(name[i])) return false;
- } else {
- value = node.getAttribute("class");
- while (++i < n) if (!d3_selection_classedRe(name[i]).test(value)) return false;
- }
- return true;
- }
- for (value in name) this.each(d3_selection_classed(value, name[value]));
- return this;
- }
- return this.each(d3_selection_classed(name, value));
- };
- function d3_selection_classedRe(name) {
- return new RegExp("(?:^|\\s+)" + d3.requote(name) + "(?:\\s+|$)", "g");
- }
- function d3_selection_classes(name) {
- return (name + "").trim().split(/^|\s+/);
- }
- function d3_selection_classed(name, value) {
- name = d3_selection_classes(name).map(d3_selection_classedName);
- var n = name.length;
- function classedConstant() {
- var i = -1;
- while (++i < n) name[i](this, value);
- }
- function classedFunction() {
- var i = -1, x = value.apply(this, arguments);
- while (++i < n) name[i](this, x);
- }
- return typeof value === "function" ? classedFunction : classedConstant;
- }
- function d3_selection_classedName(name) {
- var re = d3_selection_classedRe(name);
- return function(node, value) {
- if (c = node.classList) return value ? c.add(name) : c.remove(name);
- var c = node.getAttribute("class") || "";
- if (value) {
- re.lastIndex = 0;
- if (!re.test(c)) node.setAttribute("class", d3_collapse(c + " " + name));
- } else {
- node.setAttribute("class", d3_collapse(c.replace(re, " ")));
- }
- };
- }
- d3_selectionPrototype.style = function(name, value, priority) {
- var n = arguments.length;
- if (n < 3) {
- if (typeof name !== "string") {
- if (n < 2) value = "";
- for (priority in name) this.each(d3_selection_style(priority, name[priority], value));
- return this;
- }
- if (n < 2) {
- var node = this.node();
- return d3_window(node).getComputedStyle(node, null).getPropertyValue(name);
- }
- priority = "";
- }
- return this.each(d3_selection_style(name, value, priority));
- };
- function d3_selection_style(name, value, priority) {
- function styleNull() {
- this.style.removeProperty(name);
- }
- function styleConstant() {
- this.style.setProperty(name, value, priority);
- }
- function styleFunction() {
- var x = value.apply(this, arguments);
- if (x == null) this.style.removeProperty(name); else this.style.setProperty(name, x, priority);
- }
- return value == null ? styleNull : typeof value === "function" ? styleFunction : styleConstant;
- }
- d3_selectionPrototype.property = function(name, value) {
- if (arguments.length < 2) {
- if (typeof name === "string") return this.node()[name];
- for (value in name) this.each(d3_selection_property(value, name[value]));
- return this;
- }
- return this.each(d3_selection_property(name, value));
- };
- function d3_selection_property(name, value) {
- function propertyNull() {
- delete this[name];
- }
- function propertyConstant() {
- this[name] = value;
- }
- function propertyFunction() {
- var x = value.apply(this, arguments);
- if (x == null) delete this[name]; else this[name] = x;
- }
- return value == null ? propertyNull : typeof value === "function" ? propertyFunction : propertyConstant;
- }
- d3_selectionPrototype.text = function(value) {
- return arguments.length ? this.each(typeof value === "function" ? function() {
- var v = value.apply(this, arguments);
- this.textContent = v == null ? "" : v;
- } : value == null ? function() {
- this.textContent = "";
- } : function() {
- this.textContent = value;
- }) : this.node().textContent;
- };
- d3_selectionPrototype.html = function(value) {
- return arguments.length ? this.each(typeof value === "function" ? function() {
- var v = value.apply(this, arguments);
- this.innerHTML = v == null ? "" : v;
- } : value == null ? function() {
- this.innerHTML = "";
- } : function() {
- this.innerHTML = value;
- }) : this.node().innerHTML;
- };
- d3_selectionPrototype.append = function(name) {
- name = d3_selection_creator(name);
- return this.select(function() {
- return this.appendChild(name.apply(this, arguments));
- });
- };
- function d3_selection_creator(name) {
- 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_selectionPrototype.remove = function() {
- return this.each(d3_selectionRemove);
- };
- function d3_selectionRemove() {
- var parent = this.parentNode;
- if (parent) parent.removeChild(this);
- }
- d3_selectionPrototype.data = function(value, key) {
- var i = -1, n = this.length, group, node;
- if (!arguments.length) {
- value = new Array(n = (group = this[0]).length);
- while (++i < n) {
- if (node = group[i]) {
- value[i] = node.__data__;
- }
- }
- return value;
- }
- function bind(group, groupData) {
- var i, n = group.length, m = groupData.length, n0 = Math.min(n, m), updateNodes = new Array(m), enterNodes = new Array(m), exitNodes = new Array(n), node, nodeData;
- if (key) {
- var nodeByKeyValue = new d3_Map(), keyValues = new Array(n), keyValue;
- for (i = -1; ++i < n; ) {
- if (nodeByKeyValue.has(keyValue = key.call(node = group[i], node.__data__, i))) {
- exitNodes[i] = node;
- } else {
- nodeByKeyValue.set(keyValue, node);
- }
- keyValues[i] = keyValue;
- }
- for (i = -1; ++i < m; ) {
- if (!(node = nodeByKeyValue.get(keyValue = key.call(groupData, nodeData = groupData[i], i)))) {
- enterNodes[i] = d3_selection_dataNode(nodeData);
- } else if (node !== true) {
- updateNodes[i] = node;
- node.__data__ = nodeData;
- }
- nodeByKeyValue.set(keyValue, true);
- }
- for (i = -1; ++i < n; ) {
- if (nodeByKeyValue.get(keyValues[i]) !== true) {
- exitNodes[i] = group[i];
- }
- }
- } else {
- for (i = -1; ++i < n0; ) {
- node = group[i];
- nodeData = groupData[i];
- if (node) {
- node.__data__ = nodeData;
- updateNodes[i] = node;
- } else {
- enterNodes[i] = d3_selection_dataNode(nodeData);
- }
- }
- for (;i < m; ++i) {
- enterNodes[i] = d3_selection_dataNode(groupData[i]);
- }
- for (;i < n; ++i) {
- exitNodes[i] = group[i];
- }
- }
- enterNodes.update = updateNodes;
- enterNodes.parentNode = updateNodes.parentNode = exitNodes.parentNode = group.parentNode;
- enter.push(enterNodes);
- update.push(updateNodes);
- exit.push(exitNodes);
- }
- var enter = d3_selection_enter([]), update = d3_selection([]), exit = d3_selection([]);
- if (typeof value === "function") {
- while (++i < n) {
- bind(group = this[i], value.call(group, group.parentNode.__data__, i));
- }
- } else {
- while (++i < n) {
- bind(group = this[i], value);
- }
- }
- update.enter = function() {
- return enter;
- };
- update.exit = function() {
- return exit;
- };
- return update;
- };
- function d3_selection_dataNode(data) {
- return {
- __data__: data
- };
- }
- d3_selectionPrototype.datum = function(value) {
- return arguments.length ? this.property("__data__", value) : this.property("__data__");
- };
- d3_selectionPrototype.filter = function(filter) {
- var subgroups = [], subgroup, group, node;
- if (typeof filter !== "function") filter = d3_selection_filter(filter);
- for (var j = 0, m = this.length; j < m; j++) {
- subgroups.push(subgroup = []);
- subgroup.parentNode = (group = this[j]).parentNode;
- for (var i = 0, n = group.length; i < n; i++) {
- if ((node = group[i]) && filter.call(node, node.__data__, i, j)) {
- subgroup.push(node);
- }
- }
- }
- return d3_selection(subgroups);
- };
- function d3_selection_filter(selector) {
- return function() {
- return d3_selectMatches(this, selector);
- };
- }
- d3_selectionPrototype.order = function() {
- for (var j = -1, m = this.length; ++j < m; ) {
- for (var group = this[j], i = group.length - 1, next = group[i], node; --i >= 0; ) {
- if (node = group[i]) {
- if (next && next !== node.nextSibling) next.parentNode.insertBefore(node, next);
- next = node;
- }
- }
- }
- return this;
- };
- d3_selectionPrototype.sort = function(comparator) {
- comparator = d3_selection_sortComparator.apply(this, arguments);
- for (var j = -1, m = this.length; ++j < m; ) this[j].sort(comparator);
- return this.order();
- };
- function d3_selection_sortComparator(comparator) {
- if (!arguments.length) comparator = d3_ascending;
- return function(a, b) {
- return a && b ? comparator(a.__data__, b.__data__) : !a - !b;
- };
- }
- d3_selectionPrototype.each = function(callback) {
- return d3_selection_each(this, function(node, i, j) {
- callback.call(node, node.__data__, i, j);
- });
- };
- function d3_selection_each(groups, callback) {
- for (var j = 0, m = groups.length; j < m; j++) {
- for (var group = groups[j], i = 0, n = group.length, node; i < n; i++) {
- if (node = group[i]) callback(node, i, j);
- }
- }
- return groups;
- }
- d3_selectionPrototype.call = function(callback) {
- var args = d3_array(arguments);
- callback.apply(args[0] = this, args);
- return this;
- };
- d3_selectionPrototype.empty = function() {
- return !this.node();
- };
- d3_selectionPrototype.node = function() {
- for (var j = 0, m = this.length; j < m; j++) {
- for (var group = this[j], i = 0, n = group.length; i < n; i++) {
- var node = group[i];
- if (node) return node;
- }
- }
- return null;
- };
- d3_selectionPrototype.size = function() {
- var n = 0;
- d3_selection_each(this, function() {
- ++n;
- });
- return n;
- };
- function d3_selection_enter(selection) {
- d3_subclass(selection, d3_selection_enterPrototype);
- return selection;
- }
- var d3_selection_enterPrototype = [];
- d3.selection.enter = d3_selection_enter;
- d3.selection.enter.prototype = d3_selection_enterPrototype;
- d3_selection_enterPrototype.append = d3_selectionPrototype.append;
- d3_selection_enterPrototype.empty = d3_selectionPrototype.empty;
- d3_selection_enterPrototype.node = d3_selectionPrototype.node;
- d3_selection_enterPrototype.call = d3_selectionPrototype.call;
- d3_selection_enterPrototype.size = d3_selectionPrototype.size;
- d3_selection_enterPrototype.select = function(selector) {
- var subgroups = [], subgroup, subnode, upgroup, group, node;
- for (var j = -1, m = this.length; ++j < m; ) {
- upgroup = (group = this[j]).update;
- subgroups.push(subgroup = []);
- subgroup.parentNode = group.parentNode;
- for (var i = -1, n = group.length; ++i < n; ) {
- if (node = group[i]) {
- subgroup.push(upgroup[i] = subnode = selector.call(group.parentNode, node.__data__, i, j));
- subnode.__data__ = node.__data__;
- } else {
- subgroup.push(null);
- }
- }
- }
- return d3_selection(subgroups);
- };
- d3_selection_enterPrototype.insert = function(name, before) {
- if (arguments.length < 2) before = d3_selection_enterInsertBefore(this);
- return d3_selectionPrototype.insert.call(this, name, before);
- };
- function d3_selection_enterInsertBefore(enter) {
- var i0, j0;
- return function(d, i, j) {
- var group = enter[j].update, n = group.length, node;
- if (j != j0) j0 = j, i0 = 0;
- if (i >= i0) i0 = i + 1;
- while (!(node = group[i0]) && ++i0 < n) ;
- return node;
- };
- }
- d3.select = function(node) {
- var group;
- 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([ group ]);
- };
- 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;
- }
- if (n < 2) return (n = this.node()["__on" + type]) && n._;
- capture = false;
- }
- return this.each(d3_selection_on(type, listener, capture));
- };
- function d3_selection_on(type, listener, capture) {
- var name = "__on" + type, i = type.indexOf("."), wrap = d3_selection_onListener;
- if (i > 0) type = type.slice(0, i);
- var filter = d3_selection_onFilters.get(type);
- if (filter) type = filter, wrap = d3_selection_onFilter;
- function onRemove() {
- var l = this[name];
- if (l) {
- this.removeEventListener(type, l, l.$);
- delete this[name];
- }
- }
- function onAdd() {
- var l = wrap(listener, d3_array(arguments));
- onRemove.call(this);
- this.addEventListener(type, this[name] = l, l.$ = capture);
- l._ = listener;
- }
- function removeAll() {
- var re = new RegExp("^__on([^.]+)" + d3.requote(type) + "$"), match;
- for (var name in this) {
- if (match = name.match(re)) {
- var l = this[name];
- this.removeEventListener(match[1], l, l.$);
- delete this[name];
- }
- }
- }
- return i ? listener ? onAdd : onRemove : listener ? d3_noop : removeAll;
- }
- var d3_selection_onFilters = d3.map({
- mouseenter: "mouseover",
- mouseleave: "mouseout"
- });
- 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");
- }
- if (d3_event_dragSelect) {
- var style = d3_documentElement(node).style, select = style[d3_event_dragSelect];
- style[d3_event_dragSelect] = "none";
- }
- return function(suppressClick) {
- w.on(name, null);
- if (d3_event_dragSelect) style[d3_event_dragSelect] = select;
- if (suppressClick) {
- var off = function() {
- w.on(click, null);
- };
- w.on(click, function() {
- d3_eventPreventDefault();
- off();
- }, true);
- setTimeout(off, 0);
- }
- };
- }
- d3.mouse = function(container) {
- return d3_mousePoint(container, d3_eventSource());
- };
- var d3_mouse_bug44083 = 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();
- }
- }
- if (d3_mouse_bug44083) point.x = e.pageX, point.y = e.pageY; else point.x = e.clientX,
- point.y = e.clientY;
- point = point.matrixTransform(container.getScreenCTM().inverse());
- return [ point.x, point.y ];
- }
- var rect = container.getBoundingClientRect();
- return [ e.clientX - rect.left - container.clientLeft, e.clientY - rect.top - container.clientTop ];
- }
- d3.touch = function(container, touches, identifier) {
- if (arguments.length < 3) identifier = touches, touches = d3_eventSource().changedTouches;
- if (touches) for (var i = 0, n = touches.length, touch; i < n; ++i) {
- if ((touch = touches[i]).identifier === identifier) {
- return d3_mousePoint(container, touch);
- }
- }
- };
- d3.behavior.drag = function() {
- var event = d3_eventDispatch(drag, "drag", "dragstart", "dragend"), origin = null, mousedown = dragstart(d3_noop, d3.mouse, d3_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 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"
- });
- }
- };
- }
- 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.touches = function(container, touches) {
- if (arguments.length < 2) touches = d3_eventSource().touches;
- return touches ? d3_array(touches).map(function(touch) {
- var point = d3_mousePoint(container, touch);
- point.identifier = touch.identifier;
- return point;
- }) : [];
- };
- var ε = 1e-6, ε2 = ε * ε, π = Math.PI, τ = 2 * π, τε = τ - ε, halfπ = π / 2, d3_radians = π / 180, d3_degrees = 180 / π;
- function d3_sgn(x) {
- return x > 0 ? 1 : x < 0 ? -1 : 0;
- }
- function d3_cross2d(a, b, c) {
- return (b[0] - a[0]) * (c[1] - a[1]) - (b[1] - a[1]) * (c[0] - a[0]);
- }
- function d3_acos(x) {
- return x > 1 ? 0 : x < -1 ? π : Math.acos(x);
- }
- function d3_asin(x) {
- return x > 1 ? halfπ : x < -1 ? -halfπ : Math.asin(x);
- }
- function d3_sinh(x) {
- return ((x = Math.exp(x)) - 1 / x) / 2;
- }
- function d3_cosh(x) {
- return ((x = Math.exp(x)) + 1 / x) / 2;
- }
- function d3_tanh(x) {
- return ((x = Math.exp(2 * x)) - 1) / (x + 1);
- }
- function d3_haversin(x) {
- return (x = Math.sin(x / 2)) * x;
- }
- var ρ = Math.SQRT2, ρ2 = 2, ρ4 = 4;
- d3.interpolateZoom = function(p0, p1) {
- var ux0 = p0[0], uy0 = p0[1], w0 = p0[2], ux1 = p1[0], uy1 = p1[1], w1 = p1[2];
- var dx = ux1 - ux0, dy = uy1 - uy0, d2 = dx * dx + dy * dy, d1 = Math.sqrt(d2), b0 = (w1 * w1 - w0 * w0 + ρ4 * d2) / (2 * w0 * ρ2 * d1), b1 = (w1 * w1 - w0 * w0 - ρ4 * d2) / (2 * w1 * ρ2 * d1), r0 = Math.log(Math.sqrt(b0 * b0 + 1) - b0), r1 = Math.log(Math.sqrt(b1 * b1 + 1) - b1), dr = r1 - r0, S = (dr || Math.log(w1 / w0)) / ρ;
- function interpolate(t) {
- var s = t * S;
- if (dr) {
- var coshr0 = d3_cosh(r0), u = w0 / (ρ2 * d1) * (coshr0 * d3_tanh(ρ * s + r0) - d3_sinh(r0));
- return [ ux0 + u * dx, uy0 + u * dy, w0 * coshr0 / d3_cosh(ρ * s + r0) ];
- }
- return [ ux0 + t * dx, uy0 + t * dy, w0 * Math.exp(ρ * s) ];
- }
- interpolate.duration = S * 1e3;
- return interpolate;
- };
- d3.behavior.zoom = function() {
- var view = {
- x: 0,
- y: 0,
- k: 1
- }, translate0, center0, center, size = [ 960, 500 ], scaleExtent = d3_behavior_zoomInfinity, duration = 250, zooming = 0, mousedown = "mousedown.zoom", mousemove = "mousemove.zoom", mouseup = "mouseup.zoom", mousewheelTimer, touchstart = "touchstart.zoom", touchtime, event = d3_eventDispatch(zoom, "zoomstart", "zoom", "zoomend"), x0, x1, y0, y1;
- 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 point(l) {
- return [ l[0] * view.k + view.x, l[1] * view.k + view.y ];
- }
- function scaleTo(s) {
- view.k = Math.max(scaleExtent[0], Math.min(scaleExtent[1], s));
- }
- function translateTo(p, l) {
- l = point(l);
- view.x += p[0] - l[0];
- view.y += p[1] - l[1];
- }
- function zoomTo(that, p, l, k) {
- that.__chart__ = {
- x: view.x,
- y: view.y,
- k: view.k
- };
- scaleTo(Math.pow(2, k));
- translateTo(center0 = p, l);
- that = d3.select(that);
- if (duration > 0) that = that.transition().duration(duration);
- that.call(zoom.event);
- }
- function rescale() {
- if (x1) x1.domain(x0.range().map(function(x) {
- return (x - view.x) / view.k;
- }).map(x0.invert));
- if (y1) y1.domain(y0.range().map(function(y) {
- return (y - view.y) / view.k;
- }).map(y0.invert));
- }
- function zoomstarted(dispatch) {
- if (!zooming++) dispatch({
- type: "zoomstart"
- });
- }
- function zoomed(dispatch) {
- rescale();
- dispatch({
- type: "zoom",
- scale: view.k,
- translate: [ view.x, view.y ]
- });
- }
- function zoomended(dispatch) {
- if (!--zooming) dispatch({
- type: "zoomend"
- });
- center0 = null;
- }
- function mousedowned() {
- var that = this, target = d3.event.target, dispatch = event.of(that, arguments), dragged = 0, subject = d3.select(d3_window(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;
- }
- }
- function moved() {
- var touches = d3.touches(that), p0, l0, p1, l1;
- d3_selection_interrupt.call(that);
- for (var i = 0, n = touches.length; i < n; ++i, l1 = null) {
- p1 = touches[i];
- if (l1 = locations0[p1.identifier]) {
- if (l0) break;
- p0 = p1, l0 = l1;
- }
- }
- if (l1) {
- var distance1 = (distance1 = p1[0] - p0[0]) * distance1 + (distance1 = p1[1] - p0[1]) * distance1, scale1 = distance0 && Math.sqrt(distance1 / distance0);
- p0 = [ (p0[0] + p1[0]) / 2, (p0[1] + p1[1]) / 2 ];
- l0 = [ (l0[0] + l1[0]) / 2, (l0[1] + l1[1]) / 2 ];
- scaleTo(scale1 * scale0);
- }
- touchtime = null;
- translateTo(p0, l0);
- zoomed(dispatch);
- }
- function ended() {
- if (d3.event.touches.length) {
- var changed = d3.event.changedTouches;
- for (var i = 0, n = changed.length; i < n; ++i) {
- delete locations0[changed[i].identifier];
- }
- for (var identifier in locations0) {
- return void relocate();
- }
- }
- d3.selectAll(targets).on(zoomName, null);
- subject.on(mousedown, mousedowned).on(touchstart, touchstarted);
- dragRestore();
- zoomended(dispatch);
- }
- }
- function mousewheeled() {
- var dispatch = event.of(this, arguments);
- if (mousewheelTimer) clearTimeout(mousewheelTimer); else translate0 = location(center0 = center || d3.mouse(this)),
- d3_selection_interrupt.call(this), zoomstarted(dispatch);
- mousewheelTimer = setTimeout(function() {
- mousewheelTimer = null;
- zoomended(dispatch);
- }, 50);
- d3_eventPreventDefault();
- scaleTo(Math.pow(2, d3_behavior_zoomDelta() * .002) * view.k);
- translateTo(center0, translate0);
- zoomed(dispatch);
- }
- function dblclicked() {
- var p = d3.mouse(this), k = Math.log(view.k) / Math.LN2;
- zoomTo(this, p, location(p), d3.event.shiftKey ? Math.ceil(k) - 1 : Math.floor(k) + 1);
- }
- return d3.rebind(zoom, event, "on");
- };
- var d3_behavior_zoomInfinity = [ 0, Infinity ], d3_behavior_zoomDelta, d3_behavior_zoomWheel;
- d3.color = d3_color;
- function d3_color() {}
- d3_color.prototype.toString = function() {
- return this.rgb() + "";
- };
- d3.hsl = d3_hsl;
- function d3_hsl(h, s, l) {
- return this instanceof d3_hsl ? void (this.h = +h, this.s = +s, this.l = +l) : arguments.length < 2 ? h instanceof d3_hsl ? new d3_hsl(h.h, h.s, h.l) : d3_rgb_parse("" + h, d3_rgb_hsl, d3_hsl) : new d3_hsl(h, s, l);
- }
- var d3_hslPrototype = d3_hsl.prototype = new d3_color();
- d3_hslPrototype.brighter = function(k) {
- k = Math.pow(.7, arguments.length ? k : 1);
- return new d3_hsl(this.h, this.s, this.l / k);
- };
- d3_hslPrototype.darker = function(k) {
- k = Math.pow(.7, arguments.length ? k : 1);
- return new d3_hsl(this.h, this.s, k * this.l);
- };
- d3_hslPrototype.rgb = function() {
- return d3_hsl_rgb(this.h, this.s, this.l);
- };
- function d3_hsl_rgb(h, s, l) {
- var m1, m2;
- h = isNaN(h) ? 0 : (h %= 360) < 0 ? h + 360 : h;
- s = isNaN(s) ? 0 : s < 0 ? 0 : s > 1 ? 1 : s;
- l = l < 0 ? 0 : l > 1 ? 1 : l;
- m2 = l <= .5 ? l * (1 + s) : l + s - l * s;
- m1 = 2 * l - m2;
- function v(h) {
- if (h > 360) h -= 360; else if (h < 0) h += 360;
- if (h < 60) return m1 + (m2 - m1) * h / 60;
- if (h < 180) return m2;
- if (h < 240) return m1 + (m2 - m1) * (240 - h) / 60;
- return m1;
- }
- function vv(h) {
- return Math.round(v(h) * 255);
- }
- return new d3_rgb(vv(h + 120), vv(h), vv(h - 120));
- }
- d3.hcl = d3_hcl;
- function d3_hcl(h, c, l) {
- return this instanceof d3_hcl ? void (this.h = +h, this.c = +c, this.l = +l) : arguments.length < 2 ? h instanceof d3_hcl ? new d3_hcl(h.h, h.c, h.l) : h instanceof d3_lab ? d3_lab_hcl(h.l, h.a, h.b) : d3_lab_hcl((h = d3_rgb_lab((h = d3.rgb(h)).r, h.g, h.b)).l, h.a, h.b) : new d3_hcl(h, c, l);
- }
- var d3_hclPrototype = d3_hcl.prototype = new d3_color();
- d3_hclPrototype.brighter = function(k) {
- return new d3_hcl(this.h, this.c, Math.min(100, this.l + d3_lab_K * (arguments.length ? k : 1)));
- };
- d3_hclPrototype.darker = function(k) {
- return new d3_hcl(this.h, this.c, Math.max(0, this.l - d3_lab_K * (arguments.length ? k : 1)));
- };
- d3_hclPrototype.rgb = function() {
- return d3_hcl_lab(this.h, this.c, this.l).rgb();
- };
- function d3_hcl_lab(h, c, l) {
- if (isNaN(h)) h = 0;
- if (isNaN(c)) c = 0;
- return new d3_lab(l, Math.cos(h *= d3_radians) * c, Math.sin(h) * c);
- }
- d3.lab = d3_lab;
- function d3_lab(l, a, b) {
- return this instanceof d3_lab ? void (this.l = +l, this.a = +a, this.b = +b) : arguments.length < 2 ? l instanceof d3_lab ? new d3_lab(l.l, l.a, l.b) : l instanceof d3_hcl ? d3_hcl_lab(l.h, l.c, l.l) : d3_rgb_lab((l = d3_rgb(l)).r, l.g, l.b) : new d3_lab(l, a, b);
- }
- var d3_lab_K = 18;
- var d3_lab_X = .95047, d3_lab_Y = 1, d3_lab_Z = 1.08883;
- var d3_labPrototype = d3_lab.prototype = new d3_color();
- d3_labPrototype.brighter = function(k) {
- return new d3_lab(Math.min(100, this.l + d3_lab_K * (arguments.length ? k : 1)), this.a, this.b);
- };
- d3_labPrototype.darker = function(k) {
- return new d3_lab(Math.max(0, this.l - d3_lab_K * (arguments.length ? k : 1)), this.a, this.b);
- };
- d3_labPrototype.rgb = function() {
- return d3_lab_rgb(this.l, this.a, this.b);
- };
- function d3_lab_rgb(l, a, b) {
- var y = (l + 16) / 116, x = y + a / 500, z = y - b / 200;
- x = d3_lab_xyz(x) * d3_lab_X;
- y = d3_lab_xyz(y) * d3_lab_Y;
- z = d3_lab_xyz(z) * d3_lab_Z;
- return new d3_rgb(d3_xyz_rgb(3.2404542 * x - 1.5371385 * y - .4985314 * z), d3_xyz_rgb(-.969266 * x + 1.8760108 * y + .041556 * z), d3_xyz_rgb(.0556434 * x - .2040259 * y + 1.0572252 * z));
- }
- function d3_lab_hcl(l, a, b) {
- return l > 0 ? new d3_hcl(Math.atan2(b, a) * d3_degrees, Math.sqrt(a * a + b * b), l) : new d3_hcl(NaN, NaN, l);
- }
- function d3_lab_xyz(x) {
- return x > .206893034 ? x * x * x : (x - 4 / 29) / 7.787037;
- }
- function d3_xyz_lab(x) {
- return x > .008856 ? Math.pow(x, 1 / 3) : 7.787037 * x + 4 / 29;
- }
- function d3_xyz_rgb(r) {
- return Math.round(255 * (r <= .00304 ? 12.92 * r : 1.055 * Math.pow(r, 1 / 2.4) - .055));
- }
- d3.rgb = d3_rgb;
- function d3_rgb(r, g, b) {
- return this instanceof d3_rgb ? void (this.r = ~~r, this.g = ~~g, this.b = ~~b) : arguments.length < 2 ? r instanceof d3_rgb ? new d3_rgb(r.r, r.g, r.b) : d3_rgb_parse("" + r, d3_rgb, d3_hsl_rgb) : new d3_rgb(r, g, b);
- }
- function d3_rgbNumber(value) {
- return new d3_rgb(value >> 16, value >> 8 & 255, value & 255);
- }
- function d3_rgbString(value) {
- return d3_rgbNumber(value) + "";
- }
- var d3_rgbPrototype = d3_rgb.prototype = new d3_color();
- d3_rgbPrototype.brighter = function(k) {
- k = Math.pow(.7, arguments.length ? k : 1);
- var r = this.r, g = this.g, b = this.b, i = 30;
- if (!r && !g && !b) return new d3_rgb(i, i, i);
- if (r && r < i) r = i;
- if (g && g < i) g = i;
- if (b && b < i) b = i;
- return new d3_rgb(Math.min(255, r / k), Math.min(255, g / k), Math.min(255, b / k));
- };
- d3_rgbPrototype.darker = function(k) {
- k = Math.pow(.7, arguments.length ? k : 1);
- return new d3_rgb(k * this.r, k * this.g, k * this.b);
- };
- d3_rgbPrototype.hsl = function() {
- return d3_rgb_hsl(this.r, this.g, this.b);
- };
- d3_rgbPrototype.toString = function() {
- return "#" + d3_rgb_hex(this.r) + d3_rgb_hex(this.g) + d3_rgb_hex(this.b);
- };
- function d3_rgb_hex(v) {
- return v < 16 ? "0" + Math.max(0, v).toString(16) : Math.min(255, v).toString(16);
- }
- function d3_rgb_parse(format, rgb, hsl) {
- var r = 0, g = 0, b = 0, m1, m2, color;
- m1 = /([a-z]+)\((.*)\)/i.exec(format);
- if (m1) {
- m2 = m1[2].split(",");
- switch (m1[1]) {
- case "hsl":
- {
- return hsl(parseFloat(m2[0]), parseFloat(m2[1]) / 100, parseFloat(m2[2]) / 100);
- }
-
- case "rgb":
- {
- return rgb(d3_rgb_parseNumber(m2[0]), d3_rgb_parseNumber(m2[1]), d3_rgb_parseNumber(m2[2]));
- }
- }
- }
- if (color = d3_rgb_names.get(format.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)));
- };
- });
- xhr.send = function(method, data, callback) {
- if (arguments.length === 2 && typeof data === "function") callback = data, data = null;
- request.open(method, url, true);
- if (mimeType != null && !("accept" in headers)) headers["accept"] = mimeType + ",*/*";
- if (request.setRequestHeader) for (var name in headers) request.setRequestHeader(name, headers[name]);
- if (mimeType != null && request.overrideMimeType) request.overrideMimeType(mimeType);
- if (responseType != null) request.responseType = responseType;
- if (callback != null) xhr.on("error", callback).on("load", function(request) {
- callback(null, request);
- });
- dispatch.beforesend.call(xhr, request);
- request.send(data == null ? null : data);
- return xhr;
- };
- xhr.abort = function() {
- request.abort();
- return xhr;
- };
- d3.rebind(xhr, dispatch, "on");
- return callback == null ? xhr : xhr.get(d3_xhr_fixCallback(callback));
- }
- function d3_xhr_fixCallback(callback) {
- return callback.length === 1 ? function(error, request) {
- callback(error == null ? request : null);
- } : callback;
- }
- function d3_xhrHasResponse(request) {
- var type = request.responseType;
- return type && type !== "text" ? request.response : request.responseText;
- }
- d3.dsv = function(delimiter, mimeType) {
- var reFormat = new RegExp('["' + delimiter + "\n]"), delimiterCode = delimiter.charCodeAt(0);
- function dsv(url, row, callback) {
- if (arguments.length < 3) callback = row, row = null;
- var xhr = d3_xhr(url, mimeType, row == null ? response : typedResponse(row), callback);
- xhr.row = function(_) {
- return arguments.length ? xhr.response((row = _) == null ? response : typedResponse(_)) : row;
- };
- return xhr;
- }
- function response(request) {
- return dsv.parse(request.responseText);
- }
- function typedResponse(f) {
- return function(request) {
- return dsv.parse(request.responseText, f);
- };
- }
- dsv.parse = function(text, f) {
- var o;
- return dsv.parseRows(text, function(row, i) {
- if (o) return o(row, i - 1);
- var a = new Function("d", "return {" + row.map(function(name, i) {
- return JSON.stringify(name) + ": d[" + i + "]";
- }).join(",") + "}");
- o = f ? function(row, i) {
- return f(a(row), i);
- } : a;
- });
- };
- dsv.parseRows = function(text, f) {
- var EOL = {}, EOF = {}, rows = [], N = text.length, I = 0, n = 0, t, eol;
- function token() {
- if (I >= N) return EOF;
- if (eol) return eol = false, EOL;
- var j = I;
- if (text.charCodeAt(j) === 34) {
- var i = j;
- while (i++ < N) {
- if (text.charCodeAt(i) === 34) {
- if (text.charCodeAt(i + 1) !== 34) break;
- ++i;
- }
- }
- I = i + 2;
- var c = text.charCodeAt(i + 1);
- if (c === 13) {
- eol = true;
- if (text.charCodeAt(i + 2) === 10) ++I;
- } else if (c === 10) {
- eol = true;
- }
- return text.slice(j + 1, i).replace(/""/g, '"');
- }
- while (I < N) {
- var c = text.charCodeAt(I++), k = 1;
- if (c === 10) eol = true; else if (c === 13) {
- eol = true;
- if (text.charCodeAt(I) === 10) ++I, ++k;
- } else if (c !== delimiterCode) continue;
- return text.slice(j, I - k);
- }
- return text.slice(j);
- }
- while ((t = token()) !== EOF) {
- var a = [];
- while (t !== EOL && t !== EOF) {
- a.push(t);
- t = token();
- }
- if (f && (a = f(a, n++)) == null) continue;
- rows.push(a);
- }
- return rows;
- };
- dsv.format = function(rows) {
- if (Array.isArray(rows[0])) return dsv.formatRows(rows);
- var fieldSet = new d3_Set(), fields = [];
- rows.forEach(function(row) {
- for (var field in row) {
- if (!fieldSet.has(field)) {
- fields.push(fieldSet.add(field));
- }
- }
- });
- return [ fields.map(formatValue).join(delimiter) ].concat(rows.map(function(row) {
- return fields.map(function(field) {
- return formatValue(row[field]);
- }).join(delimiter);
- })).join("\n");
- };
- dsv.formatRows = function(rows) {
- return rows.map(formatRow).join("\n");
- };
- function formatRow(row) {
- return row.map(formatValue).join(delimiter);
- }
- function formatValue(text) {
- return reFormat.test(text) ? '"' + text.replace(/\"/g, '""') + '"' : text;
- }
- return dsv;
- };
- d3.csv = d3.dsv(",", "text/csv");
- d3.tsv = d3.dsv(" ", "text/tab-separated-values");
- var d3_timer_queueHead, d3_timer_queueTail, d3_timer_interval, d3_timer_timeout, d3_timer_active, d3_timer_frame = 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);
- }
- };
- function d3_timer_step() {
- var now = d3_timer_mark(), delay = d3_timer_sweep() - now;
- if (delay > 24) {
- if (isFinite(delay)) {
- clearTimeout(d3_timer_timeout);
- d3_timer_timeout = setTimeout(d3_timer_step, delay);
- }
- d3_timer_interval = 0;
- } else {
- d3_timer_interval = 1;
- d3_timer_frame(d3_timer_step);
- }
- }
- d3.timer.flush = function() {
- d3_timer_mark();
- d3_timer_sweep();
- };
- function d3_timer_mark() {
- var now = Date.now();
- d3_timer_active = d3_timer_queueHead;
- while (d3_timer_active) {
- if (now >= d3_timer_active.t) d3_timer_active.f = d3_timer_active.c(now - d3_timer_active.t);
- d3_timer_active = d3_timer_active.n;
- }
- return now;
- }
- function d3_timer_sweep() {
- var t0, t1 = d3_timer_queueHead, time = Infinity;
- while (t1) {
- if (t1.f) {
- t1 = t0 ? t0.n = t1.n : d3_timer_queueHead = t1.n;
- } else {
- if (t1.t < time) time = t1.t;
- t1 = (t0 = t1).n;
- }
- }
- d3_timer_queueTail = t0;
- return time;
- }
- function d3_format_precision(x, p) {
- return p - (x ? Math.ceil(Math.log(x) / Math.LN10) : 1);
- }
- d3.round = function(x, n) {
- return n ? Math.round(x * (n = Math.pow(10, n))) / n : Math.round(x);
- };
- var d3_formatPrefixes = [ "y", "z", "a", "f", "p", "n", "µ", "m", "", "k", "M", "G", "T", "P", "E", "Z", "Y" ].map(d3_formatPrefix);
- d3.formatPrefix = function(value, precision) {
- var i = 0;
- if (value) {
- if (value < 0) value *= -1;
- if (precision) value = d3.round(value, d3_format_precision(value, precision));
- i = 1 + Math.floor(1e-12 + Math.log(value) / Math.LN10);
- i = Math.max(-24, Math.min(24, Math.floor((i - 1) / 3) * 3));
- }
- return d3_formatPrefixes[8 + i / 3];
- };
- function d3_formatPrefix(d, i) {
- var k = Math.pow(10, abs(8 - i) * 3);
- return {
- scale: i > 8 ? function(d) {
- return d / k;
- } : function(d) {
- return d * k;
- },
- symbol: d
- };
- }
- function d3_locale_numberFormat(locale) {
- var locale_decimal = locale.decimal, locale_thousands = locale.thousands, locale_grouping = locale.grouping, locale_currency = locale.currency, formatGroup = locale_grouping && locale_thousands ? function(value, width) {
- var i = value.length, t = [], j = 0, g = locale_grouping[0], length = 0;
- while (i > 0 && g > 0) {
- if (length + g + 1 > width) g = Math.max(1, width - length);
- t.push(value.substring(i -= g, i + g));
- if ((length += g + 1) > width) break;
- g = locale_grouping[j = (j + 1) % locale_grouping.length];
- }
- return t.reverse().join(locale_thousands);
- } : d3_identity;
- return function(specifier) {
- var match = d3_format_re.exec(specifier), fill = match[1] || " ", align = match[2] || ">", sign = match[3] || "-", symbol = match[4] || "", zfill = match[5], width = +match[6], comma = match[7], precision = match[8], type = match[9], scale = 1, prefix = "", suffix = "", integer = false, exponent = true;
- if (precision) precision = +precision.substring(1);
- if (zfill || fill === "0" && align === "=") {
- zfill = fill = "0";
- align = "=";
- }
- switch (type) {
- case "n":
- comma = true;
- type = "g";
- break;
-
- case "%":
- scale = 100;
- suffix = "%";
- type = "f";
- break;
-
- case "p":
- scale = 100;
- suffix = "%";
- type = "r";
- break;
-
- case "b":
- case "o":
- case "x":
- case "X":
- if (symbol === "#") prefix = "0" + type.toLowerCase();
-
- case "c":
- exponent = false;
-
- case "d":
- integer = true;
- precision = 0;
- break;
-
- case "s":
- scale = -1;
- type = "r";
- break;
- }
- if (symbol === "$") prefix = locale_currency[0], suffix = locale_currency[1];
- if (type == "r" && !precision) type = "g";
- if (precision != null) {
- if (type == "g") precision = Math.max(1, Math.min(21, precision)); else if (type == "e" || type == "f") precision = Math.max(0, Math.min(20, precision));
- }
- type = d3_format_types.get(type) || d3_format_typeDefault;
- var zcomma = zfill && comma;
- return function(value) {
- var fullSuffix = suffix;
- if (integer && value % 1) return "";
- var negative = value < 0 || value === 0 && 1 / value < 0 ? (value = -value, "-") : sign === "-" ? "" : sign;
- if (scale < 0) {
- var unit = d3.formatPrefix(value, precision);
- value = unit.scale(value);
- fullSuffix = unit.symbol + suffix;
- } else {
- value *= scale;
- }
- value = type(value, precision);
- var i = value.lastIndexOf("."), before, after;
- if (i < 0) {
- var j = exponent ? value.lastIndexOf("e") : -1;
- if (j < 0) before = value, after = ""; else before = value.substring(0, j), after = value.substring(j);
- } else {
- before = value.substring(0, i);
- after = locale_decimal + value.substring(i + 1);
- }
- if (!zfill && comma) before = formatGroup(before, Infinity);
- var length = prefix.length + before.length + after.length + (zcomma ? 0 : negative.length), padding = length < width ? new Array(length = width - length + 1).join(fill) : "";
- if (zcomma) before = formatGroup(padding + before, padding.length ? width - after.length : Infinity);
- negative += prefix;
- value = before + after;
- return (align === "<" ? negative + value + padding : align === ">" ? padding + negative + value : align === "^" ? padding.substring(0, length >>= 1) + negative + value + padding.substring(length) : negative + (zcomma ? value : padding + value)) + fullSuffix;
- };
- };
- }
- var d3_format_re = /(?:([^{])?([<>=^]))?([+\- ])?([$#])?(0)?(\d+)?(,)?(\.-?\d+)?([a-z%])?/i;
- var d3_format_types = d3.map({
- b: function(x) {
- return x.toString(2);
- },
- c: function(x) {
- return String.fromCharCode(x);
- },
- o: function(x) {
- return x.toString(8);
- },
- x: function(x) {
- return x.toString(16);
- },
- X: function(x) {
- return x.toString(16).toUpperCase();
- },
- g: function(x, p) {
- return x.toPrecision(p);
- },
- e: function(x, p) {
- return x.toExponential(p);
- },
- f: function(x, p) {
- return x.toFixed(p);
- },
- r: function(x, p) {
- return (x = d3.round(x, d3_format_precision(x, p))).toFixed(Math.max(0, Math.min(20, d3_format_precision(x * (1 + 1e-15), p))));
- }
- });
- function d3_format_typeDefault(x) {
- return x + "";
- }
- var d3_time = d3.time = {}, d3_date = Date;
- function d3_date_utc() {
- this._ = new Date(arguments.length > 1 ? Date.UTC.apply(this, arguments) : arguments[0]);
- }
- d3_date_utc.prototype = {
- getDate: function() {
- return this._.getUTCDate();
- },
- getDay: function() {
- return this._.getUTCDay();
- },
- getFullYear: function() {
- return this._.getUTCFullYear();
- },
- getHours: function() {
- return this._.getUTCHours();
- },
- getMilliseconds: function() {
- return this._.getUTCMilliseconds();
- },
- getMinutes: function() {
- return this._.getUTCMinutes();
- },
- getMonth: function() {
- return this._.getUTCMonth();
- },
- getSeconds: function() {
- return this._.getUTCSeconds();
- },
- getTime: function() {
- return this._.getTime();
- },
- getTimezoneOffset: function() {
- return 0;
- },
- valueOf: function() {
- return this._.valueOf();
- },
- setDate: function() {
- d3_time_prototype.setUTCDate.apply(this._, arguments);
- },
- setDay: function() {
- d3_time_prototype.setUTCDay.apply(this._, arguments);
- },
- setFullYear: function() {
- d3_time_prototype.setUTCFullYear.apply(this._, arguments);
- },
- setHours: function() {
- d3_time_prototype.setUTCHours.apply(this._, arguments);
- },
- setMilliseconds: function() {
- d3_time_prototype.setUTCMilliseconds.apply(this._, arguments);
- },
- setMinutes: function() {
- d3_time_prototype.setUTCMinutes.apply(this._, arguments);
- },
- setMonth: function() {
- d3_time_prototype.setUTCMonth.apply(this._, arguments);
- },
- setSeconds: function() {
- d3_time_prototype.setUTCSeconds.apply(this._, arguments);
- },
- setTime: function() {
- d3_time_prototype.setTime.apply(this._, arguments);
- }
- };
- var d3_time_prototype = Date.prototype;
- function d3_time_interval(local, step, number) {
- function round(date) {
- var d0 = local(date), d1 = offset(d0, 1);
- return date - d0 < d1 - date ? d0 : d1;
- }
- function ceil(date) {
- step(date = local(new d3_date(date - 1)), 1);
- return date;
- }
- function offset(date, k) {
- step(date = new d3_date(+date), k);
- return date;
- }
- function range(t0, t1, dt) {
- var time = ceil(t0), times = [];
- if (dt > 1) {
- while (time < t1) {
- if (!(number(time) % dt)) times.push(new Date(+time));
- step(time, 1);
- }
- } else {
- while (time < t1) times.push(new Date(+time)), step(time, 1);
- }
- return times;
- }
- function range_utc(t0, t1, dt) {
- try {
- d3_date = d3_date_utc;
- var utc = new d3_date_utc();
- utc._ = t0;
- return range(utc, t1, dt);
- } finally {
- d3_date = Date;
- }
- }
- local.floor = local;
- local.round = round;
- local.ceil = ceil;
- local.offset = offset;
- local.range = range;
- var utc = local.utc = d3_time_interval_utc(local);
- utc.floor = utc;
- utc.round = d3_time_interval_utc(round);
- utc.ceil = d3_time_interval_utc(ceil);
- utc.offset = d3_time_interval_utc(offset);
- utc.range = range_utc;
- return local;
- }
- function d3_time_interval_utc(method) {
- return function(date, k) {
- try {
- d3_date = d3_date_utc;
- var utc = new d3_date_utc();
- utc._ = date;
- return method(utc, k)._;
- } finally {
- d3_date = Date;
- }
- };
- }
- d3_time.year = d3_time_interval(function(date) {
- date = d3_time.day(date);
- date.setMonth(0, 1);
- return date;
- }, function(date, offset) {
- date.setFullYear(date.getFullYear() + offset);
- }, function(date) {
- return date.getFullYear();
- });
- d3_time.years = d3_time.year.range;
- d3_time.years.utc = d3_time.year.utc.range;
- d3_time.day = d3_time_interval(function(date) {
- var day = new d3_date(2e3, 0);
- day.setFullYear(date.getFullYear(), date.getMonth(), date.getDate());
- return day;
- }, function(date, offset) {
- date.setDate(date.getDate() + offset);
- }, function(date) {
- return date.getDate() - 1;
- });
- d3_time.days = d3_time.day.range;
- d3_time.days.utc = d3_time.day.utc.range;
- d3_time.dayOfYear = function(date) {
- var year = d3_time.year(date);
- return Math.floor((date - year - (date.getTimezoneOffset() - year.getTimezoneOffset()) * 6e4) / 864e5);
- };
- [ "sunday", "monday", "tuesday", "wednesday", "thursday", "friday", "saturday" ].forEach(function(day, i) {
- i = 7 - i;
- var interval = d3_time[day] = d3_time_interval(function(date) {
- (date = d3_time.day(date)).setDate(date.getDate() - (date.getDay() + i) % 7);
- return date;
- }, function(date, offset) {
- date.setDate(date.getDate() + Math.floor(offset) * 7);
- }, function(date) {
- var day = d3_time.year(date).getDay();
- return Math.floor((d3_time.dayOfYear(date) + (day + i) % 7) / 7) - (day !== i);
- });
- d3_time[day + "s"] = interval.range;
- d3_time[day + "s"].utc = interval.utc.range;
- d3_time[day + "OfYear"] = function(date) {
- var day = d3_time.year(date).getDay();
- return Math.floor((d3_time.dayOfYear(date) + (day + i) % 7) / 7);
- };
- });
- d3_time.week = d3_time.sunday;
- d3_time.weeks = d3_time.sunday.range;
- d3_time.weeks.utc = d3_time.sunday.utc.range;
- d3_time.weekOfYear = d3_time.sundayOfYear;
- function d3_locale_timeFormat(locale) {
- var locale_dateTime = locale.dateTime, locale_date = locale.date, locale_time = locale.time, locale_periods = locale.periods, locale_days = locale.days, locale_shortDays = locale.shortDays, locale_months = locale.months, locale_shortMonths = locale.shortMonths;
- function d3_time_format(template) {
- var n = template.length;
- function format(date) {
- var string = [], i = -1, j = 0, c, p, f;
- while (++i < n) {
- if (template.charCodeAt(i) === 37) {
- string.push(template.slice(j, i));
- if ((p = d3_time_formatPads[c = template.charAt(++i)]) != null) c = template.charAt(++i);
- if (f = d3_time_formats[c]) c = f(date, p == null ? c === "e" ? " " : "0" : p);
- string.push(c);
- j = i + 1;
- }
- }
- string.push(template.slice(j, i));
- return string.join("");
- }
- format.parse = function(string) {
- var d = {
- y: 1900,
- m: 0,
- d: 1,
- H: 0,
- M: 0,
- S: 0,
- L: 0,
- Z: null
- }, i = d3_time_parse(d, template, string, 0);
- if (i != string.length) return null;
- if ("p" in d) d.H = d.H % 12 + d.p * 12;
- var localZ = d.Z != null && d3_date !== d3_date_utc, date = new (localZ ? d3_date_utc : d3_date)();
- if ("j" in d) date.setFullYear(d.y, 0, d.j); else if ("w" in d && ("W" in d || "U" in d)) {
- date.setFullYear(d.y, 0, 1);
- date.setFullYear(d.y, 0, "W" in d ? (d.w + 6) % 7 + d.W * 7 - (date.getDay() + 5) % 7 : d.w + d.U * 7 - (date.getDay() + 6) % 7);
- } else date.setFullYear(d.y, d.m, d.d);
- date.setHours(d.H + (d.Z / 100 | 0), d.M + d.Z % 100, d.S, d.L);
- return localZ ? date._ : date;
- };
- format.toString = function() {
- return template;
- };
- return format;
- }
- function d3_time_parse(date, template, string, j) {
- var c, p, t, i = 0, n = template.length, m = string.length;
- while (i < n) {
- if (j >= m) return -1;
- c = template.charCodeAt(i++);
- if (c === 37) {
- t = template.charAt(i++);
- p = d3_time_parsers[t in d3_time_formatPads ? template.charAt(i++) : t];
- if (!p || (j = p(date, string, j)) < 0) return -1;
- } else if (c != string.charCodeAt(j++)) {
- return -1;
- }
- }
- return j;
- }
- d3_time_format.utc = function(template) {
- var local = d3_time_format(template);
- function format(date) {
- try {
- d3_date = d3_date_utc;
- var utc = new d3_date();
- utc._ = date;
- return local(utc);
- } finally {
- d3_date = Date;
- }
- }
- format.parse = function(string) {
- try {
- d3_date = d3_date_utc;
- var date = local.parse(string);
- return date && date._;
- } finally {
- d3_date = Date;
- }
- };
- format.toString = local.toString;
- return format;
- };
- d3_time_format.multi = d3_time_format.utc.multi = d3_time_formatMulti;
- var d3_time_periodLookup = d3.map(), d3_time_dayRe = d3_time_formatRe(locale_days), d3_time_dayLookup = d3_time_formatLookup(locale_days), d3_time_dayAbbrevRe = d3_time_formatRe(locale_shortDays), d3_time_dayAbbrevLookup = d3_time_formatLookup(locale_shortDays), d3_time_monthRe = d3_time_formatRe(locale_months), d3_time_monthLookup = d3_time_formatLookup(locale_months), d3_time_monthAbbrevRe = d3_time_formatRe(locale_shortMonths), d3_time_monthAbbrevLookup = d3_time_formatLookup(locale_shortMonths);
- locale_periods.forEach(function(p, i) {
- d3_time_periodLookup.set(p.toLowerCase(), i);
- });
- var d3_time_formats = {
- a: function(d) {
- return locale_shortDays[d.getDay()];
- },
- A: function(d) {
- return locale_days[d.getDay()];
- },
- b: function(d) {
- return locale_shortMonths[d.getMonth()];
- },
- B: function(d) {
- return locale_months[d.getMonth()];
- },
- c: d3_time_format(locale_dateTime),
- d: function(d, p) {
- return d3_time_formatPad(d.getDate(), p, 2);
- },
- e: function(d, p) {
- return d3_time_formatPad(d.getDate(), p, 2);
- },
- H: function(d, p) {
- return d3_time_formatPad(d.getHours(), p, 2);
- },
- I: function(d, p) {
- return d3_time_formatPad(d.getHours() % 12 || 12, p, 2);
- },
- j: function(d, p) {
- return d3_time_formatPad(1 + d3_time.dayOfYear(d), p, 3);
- },
- L: function(d, p) {
- return d3_time_formatPad(d.getMilliseconds(), p, 3);
- },
- m: function(d, p) {
- return d3_time_formatPad(d.getMonth() + 1, p, 2);
- },
- M: function(d, p) {
- return d3_time_formatPad(d.getMinutes(), p, 2);
- },
- p: function(d) {
- return locale_periods[+(d.getHours() >= 12)];
- },
- S: function(d, p) {
- return d3_time_formatPad(d.getSeconds(), p, 2);
- },
- U: function(d, p) {
- return d3_time_formatPad(d3_time.sundayOfYear(d), p, 2);
- },
- w: function(d) {
- return d.getDay();
- },
- W: function(d, p) {
- return d3_time_formatPad(d3_time.mondayOfYear(d), p, 2);
- },
- x: d3_time_format(locale_date),
- X: d3_time_format(locale_time),
- y: function(d, p) {
- return d3_time_formatPad(d.getFullYear() % 100, p, 2);
- },
- Y: function(d, p) {
- return d3_time_formatPad(d.getFullYear() % 1e4, p, 4);
- },
- Z: d3_time_zone,
- "%": function() {
- return "%";
- }
- };
- var d3_time_parsers = {
- a: d3_time_parseWeekdayAbbrev,
- A: d3_time_parseWeekday,
- b: d3_time_parseMonthAbbrev,
- B: d3_time_parseMonth,
- c: d3_time_parseLocaleFull,
- d: d3_time_parseDay,
- e: d3_time_parseDay,
- H: d3_time_parseHour24,
- I: d3_time_parseHour24,
- j: d3_time_parseDayOfYear,
- L: d3_time_parseMilliseconds,
- m: d3_time_parseMonthNumber,
- M: d3_time_parseMinutes,
- p: d3_time_parseAmPm,
- S: d3_time_parseSeconds,
- U: d3_time_parseWeekNumberSunday,
- w: d3_time_parseWeekdayNumber,
- W: d3_time_parseWeekNumberMonday,
- x: d3_time_parseLocaleDate,
- X: d3_time_parseLocaleTime,
- y: d3_time_parseYear,
- Y: d3_time_parseFullYear,
- Z: d3_time_parseZone,
- "%": d3_time_parseLiteralPercent
- };
- function d3_time_parseWeekdayAbbrev(date, string, i) {
- d3_time_dayAbbrevRe.lastIndex = 0;
- var n = d3_time_dayAbbrevRe.exec(string.slice(i));
- return n ? (date.w = d3_time_dayAbbrevLookup.get(n[0].toLowerCase()), i + n[0].length) : -1;
- }
- function d3_time_parseWeekday(date, string, i) {
- d3_time_dayRe.lastIndex = 0;
- var n = d3_time_dayRe.exec(string.slice(i));
- return n ? (date.w = d3_time_dayLookup.get(n[0].toLowerCase()), i + n[0].length) : -1;
- }
- function d3_time_parseMonthAbbrev(date, string, i) {
- d3_time_monthAbbrevRe.lastIndex = 0;
- var n = d3_time_monthAbbrevRe.exec(string.slice(i));
- return n ? (date.m = d3_time_monthAbbrevLookup.get(n[0].toLowerCase()), i + n[0].length) : -1;
- }
- function d3_time_parseMonth(date, string, i) {
- d3_time_monthRe.lastIndex = 0;
- var n = d3_time_monthRe.exec(string.slice(i));
- return n ? (date.m = d3_time_monthLookup.get(n[0].toLowerCase()), i + n[0].length) : -1;
- }
- function d3_time_parseLocaleFull(date, string, i) {
- return d3_time_parse(date, d3_time_formats.c.toString(), string, i);
- }
- function d3_time_parseLocaleDate(date, string, i) {
- return d3_time_parse(date, d3_time_formats.x.toString(), string, i);
- }
- function d3_time_parseLocaleTime(date, string, i) {
- return d3_time_parse(date, d3_time_formats.X.toString(), string, i);
- }
- function d3_time_parseAmPm(date, string, i) {
- var n = d3_time_periodLookup.get(string.slice(i, i += 2).toLowerCase());
- return n == null ? -1 : (date.p = n, i);
- }
- return d3_time_format;
- }
- var d3_time_formatPads = {
- "-": "",
- _: " ",
- "0": "0"
- }, d3_time_numberRe = /^\s*\d+/, d3_time_percentRe = /^%/;
- function d3_time_formatPad(value, fill, width) {
- var sign = value < 0 ? "-" : "", string = (sign ? -value : value) + "", length = string.length;
- return sign + (length < width ? new Array(width - length + 1).join(fill) + string : string);
- }
- function d3_time_formatRe(names) {
- return new RegExp("^(?:" + names.map(d3.requote).join("|") + ")", "i");
- }
- function d3_time_formatLookup(names) {
- var map = new d3_Map(), i = -1, n = names.length;
- while (++i < n) map.set(names[i].toLowerCase(), i);
- return map;
- }
- function d3_time_parseWeekdayNumber(date, string, i) {
- d3_time_numberRe.lastIndex = 0;
- var n = d3_time_numberRe.exec(string.slice(i, i + 1));
- return n ? (date.w = +n[0], i + n[0].length) : -1;
- }
- function d3_time_parseWeekNumberSunday(date, string, i) {
- d3_time_numberRe.lastIndex = 0;
- var n = d3_time_numberRe.exec(string.slice(i));
- return n ? (date.U = +n[0], i + n[0].length) : -1;
- }
- function d3_time_parseWeekNumberMonday(date, string, i) {
- d3_time_numberRe.lastIndex = 0;
- var n = d3_time_numberRe.exec(string.slice(i));
- return n ? (date.W = +n[0], i + n[0].length) : -1;
- }
- function d3_time_parseFullYear(date, string, i) {
- d3_time_numberRe.lastIndex = 0;
- var n = d3_time_numberRe.exec(string.slice(i, i + 4));
- return n ? (date.y = +n[0], i + n[0].length) : -1;
- }
- function d3_time_parseYear(date, string, i) {
- d3_time_numberRe.lastIndex = 0;
- var n = d3_time_numberRe.exec(string.slice(i, i + 2));
- return n ? (date.y = d3_time_expandYear(+n[0]), i + n[0].length) : -1;
- }
- function d3_time_parseZone(date, string, i) {
- return /^[+-]\d{4}$/.test(string = string.slice(i, i + 5)) ? (date.Z = -string,
- i + 5) : -1;
- }
- function d3_time_expandYear(d) {
- return d + (d > 68 ? 1900 : 2e3);
- }
- function d3_time_parseMonthNumber(date, string, i) {
- d3_time_numberRe.lastIndex = 0;
- var n = d3_time_numberRe.exec(string.slice(i, i + 2));
- return n ? (date.m = n[0] - 1, i + n[0].length) : -1;
- }
- function d3_time_parseDay(date, string, i) {
- d3_time_numberRe.lastIndex = 0;
- var n = d3_time_numberRe.exec(string.slice(i, i + 2));
- return n ? (date.d = +n[0], i + n[0].length) : -1;
- }
- function d3_time_parseDayOfYear(date, string, i) {
- d3_time_numberRe.lastIndex = 0;
- var n = d3_time_numberRe.exec(string.slice(i, i + 3));
- return n ? (date.j = +n[0], i + n[0].length) : -1;
- }
- function d3_time_parseHour24(date, string, i) {
- d3_time_numberRe.lastIndex = 0;
- var n = d3_time_numberRe.exec(string.slice(i, i + 2));
- return n ? (date.H = +n[0], i + n[0].length) : -1;
- }
- function d3_time_parseMinutes(date, string, i) {
- d3_time_numberRe.lastIndex = 0;
- var n = d3_time_numberRe.exec(string.slice(i, i + 2));
- return n ? (date.M = +n[0], i + n[0].length) : -1;
- }
- function d3_time_parseSeconds(date, string, i) {
- d3_time_numberRe.lastIndex = 0;
- var n = d3_time_numberRe.exec(string.slice(i, i + 2));
- return n ? (date.S = +n[0], i + n[0].length) : -1;
- }
- function d3_time_parseMilliseconds(date, string, i) {
- d3_time_numberRe.lastIndex = 0;
- var n = d3_time_numberRe.exec(string.slice(i, i + 3));
- return n ? (date.L = +n[0], i + n[0].length) : -1;
- }
- function d3_time_zone(d) {
- var z = d.getTimezoneOffset(), zs = z > 0 ? "-" : "+", zh = abs(z) / 60 | 0, zm = abs(z) % 60;
- return zs + d3_time_formatPad(zh, "0", 2) + d3_time_formatPad(zm, "0", 2);
- }
- function d3_time_parseLiteralPercent(date, string, i) {
- d3_time_percentRe.lastIndex = 0;
- var n = d3_time_percentRe.exec(string.slice(i, i + 1));
- return n ? i + n[0].length : -1;
- }
- function d3_time_formatMulti(formats) {
- var n = formats.length, i = -1;
- while (++i < n) formats[i][0] = this(formats[i][0]);
- return function(date) {
- var i = 0, f = formats[i];
- while (!f[1](date)) f = formats[++i];
- return f[0](date);
- };
- }
- d3.locale = function(locale) {
- return {
- numberFormat: d3_locale_numberFormat(locale),
- timeFormat: d3_locale_timeFormat(locale)
- };
- };
- var d3_locale_enUS = d3.locale({
- decimal: ".",
- thousands: ",",
- grouping: [ 3 ],
- currency: [ "$", "" ],
- dateTime: "%a %b %e %X %Y",
- date: "%m/%d/%Y",
- time: "%H:%M:%S",
- periods: [ "AM", "PM" ],
- days: [ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" ],
- shortDays: [ "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat" ],
- months: [ "January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December" ],
- shortMonths: [ "Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" ]
- });
- d3.format = d3_locale_enUS.numberFormat;
- d3.geo = {};
- function d3_adder() {}
- d3_adder.prototype = {
- s: 0,
- t: 0,
- add: function(y) {
- d3_adderSum(y, this.t, d3_adderTemp);
- d3_adderSum(d3_adderTemp.s, this.s, this);
- if (this.s) this.t += d3_adderTemp.t; else this.s = d3_adderTemp.t;
- },
- reset: function() {
- this.s = this.t = 0;
- },
- valueOf: function() {
- return this.s;
- }
- };
- var d3_adderTemp = new d3_adder();
- function d3_adderSum(a, b, o) {
- var x = o.s = a + b, bv = x - a, av = x - bv;
- o.t = a - av + (b - bv);
- }
- d3.geo.stream = function(object, listener) {
- if (object && d3_geo_streamObjectType.hasOwnProperty(object.type)) {
- d3_geo_streamObjectType[object.type](object, listener);
- } else {
- d3_geo_streamGeometry(object, listener);
- }
- };
- function d3_geo_streamGeometry(geometry, listener) {
- if (geometry && d3_geo_streamGeometryType.hasOwnProperty(geometry.type)) {
- d3_geo_streamGeometryType[geometry.type](geometry, listener);
- }
- }
- var d3_geo_streamObjectType = {
- Feature: function(feature, listener) {
- d3_geo_streamGeometry(feature.geometry, listener);
- },
- FeatureCollection: function(object, listener) {
- var features = object.features, i = -1, n = features.length;
- while (++i < n) d3_geo_streamGeometry(features[i].geometry, listener);
- }
- };
- var d3_geo_streamGeometryType = {
- Sphere: function(object, listener) {
- listener.sphere();
- },
- Point: function(object, listener) {
- object = object.coordinates;
- listener.point(object[0], object[1], object[2]);
- },
- MultiPoint: function(object, listener) {
- var coordinates = object.coordinates, i = -1, n = coordinates.length;
- while (++i < n) object = coordinates[i], listener.point(object[0], object[1], object[2]);
- },
- LineString: function(object, listener) {
- d3_geo_streamLine(object.coordinates, listener, 0);
- },
- MultiLineString: function(object, listener) {
- var coordinates = object.coordinates, i = -1, n = coordinates.length;
- while (++i < n) d3_geo_streamLine(coordinates[i], listener, 0);
- },
- Polygon: function(object, listener) {
- d3_geo_streamPolygon(object.coordinates, listener);
- },
- MultiPolygon: function(object, listener) {
- var coordinates = object.coordinates, i = -1, n = coordinates.length;
- while (++i < n) d3_geo_streamPolygon(coordinates[i], listener);
- },
- GeometryCollection: function(object, listener) {
- var geometries = object.geometries, i = -1, n = geometries.length;
- while (++i < n) d3_geo_streamGeometry(geometries[i], listener);
- }
- };
- function d3_geo_streamLine(coordinates, listener, closed) {
- var i = -1, n = coordinates.length - closed, coordinate;
- listener.lineStart();
- while (++i < n) coordinate = coordinates[i], listener.point(coordinate[0], coordinate[1], coordinate[2]);
- listener.lineEnd();
- }
- function d3_geo_streamPolygon(coordinates, listener) {
- var i = -1, n = coordinates.length;
- listener.polygonStart();
- while (++i < n) d3_geo_streamLine(coordinates[i], listener, 1);
- listener.polygonEnd();
- }
- d3.geo.area = function(object) {
- d3_geo_areaSum = 0;
- d3.geo.stream(object, d3_geo_area);
- return d3_geo_areaSum;
- };
- var d3_geo_areaSum, d3_geo_areaRingSum = new d3_adder();
- var d3_geo_area = {
- sphere: function() {
- d3_geo_areaSum += 4 * π;
- },
- point: d3_noop,
- lineStart: d3_noop,
- lineEnd: d3_noop,
- polygonStart: function() {
- d3_geo_areaRingSum.reset();
- d3_geo_area.lineStart = d3_geo_areaRingStart;
- },
- polygonEnd: function() {
- var area = 2 * d3_geo_areaRingSum;
- d3_geo_areaSum += area < 0 ? 4 * π + area : area;
- d3_geo_area.lineStart = d3_geo_area.lineEnd = d3_geo_area.point = d3_noop;
- }
- };
- function d3_geo_areaRingStart() {
- var λ00, φ00, λ0, cosφ0, sinφ0;
- d3_geo_area.point = function(λ, φ) {
- d3_geo_area.point = nextPoint;
- λ0 = (λ00 = λ) * d3_radians, cosφ0 = Math.cos(φ = (φ00 = φ) * d3_radians / 2 + π / 4),
- sinφ0 = Math.sin(φ);
- };
- function nextPoint(λ, φ) {
- λ *= d3_radians;
- φ = φ * d3_radians / 2 + π / 4;
- var dλ = λ - λ0, sdλ = dλ >= 0 ? 1 : -1, adλ = sdλ * dλ, cosφ = Math.cos(φ), sinφ = Math.sin(φ), k = sinφ0 * sinφ, u = cosφ0 * cosφ + k * Math.cos(adλ), v = k * sdλ * Math.sin(adλ);
- d3_geo_areaRingSum.add(Math.atan2(v, u));
- λ0 = λ, cosφ0 = cosφ, sinφ0 = sinφ;
- }
- d3_geo_area.lineEnd = function() {
- nextPoint(λ00, φ00);
- };
- }
- function d3_geo_cartesian(spherical) {
- var λ = spherical[0], φ = spherical[1], cosφ = Math.cos(φ);
- return [ cosφ * Math.cos(λ), cosφ * Math.sin(λ), Math.sin(φ) ];
- }
- function d3_geo_cartesianDot(a, b) {
- return a[0] * b[0] + a[1] * b[1] + a[2] * b[2];
- }
- function d3_geo_cartesianCross(a, b) {
- return [ a[1] * b[2] - a[2] * b[1], a[2] * b[0] - a[0] * b[2], a[0] * b[1] - a[1] * b[0] ];
- }
- function d3_geo_cartesianAdd(a, b) {
- a[0] += b[0];
- a[1] += b[1];
- a[2] += b[2];
- }
- function d3_geo_cartesianScale(vector, k) {
- return [ vector[0] * k, vector[1] * k, vector[2] * k ];
- }
- function d3_geo_cartesianNormalize(d) {
- var l = Math.sqrt(d[0] * d[0] + d[1] * d[1] + d[2] * d[2]);
- d[0] /= l;
- d[1] /= l;
- d[2] /= l;
- }
- function d3_geo_spherical(cartesian) {
- return [ Math.atan2(cartesian[1], cartesian[0]), d3_asin(cartesian[2]) ];
- }
- function d3_geo_sphericalEqual(a, b) {
- return abs(a[0] - b[0]) < ε && abs(a[1] - b[1]) < ε;
- }
- d3.geo.bounds = function() {
- var λ0, φ0, λ1, φ1, λ_, λ__, φ__, p0, dλSum, ranges, range;
- var bound = {
- point: point,
- lineStart: lineStart,
- lineEnd: lineEnd,
- polygonStart: function() {
- bound.point = ringPoint;
- bound.lineStart = ringStart;
- bound.lineEnd = ringEnd;
- dλSum = 0;
- d3_geo_area.polygonStart();
- },
- polygonEnd: function() {
- d3_geo_area.polygonEnd();
- bound.point = point;
- bound.lineStart = lineStart;
- bound.lineEnd = lineEnd;
- if (d3_geo_areaRingSum < 0) λ0 = -(λ1 = 180), φ0 = -(φ1 = 90); else if (dλSum > ε) φ1 = 90; else if (dλSum < -ε) φ0 = -90;
- range[0] = λ0, range[1] = λ1;
- }
- };
- function point(λ, φ) {
- ranges.push(range = [ λ0 = λ, λ1 = λ ]);
- if (φ < φ0) φ0 = φ;
- if (φ > φ1) φ1 = φ;
- }
- function linePoint(λ, φ) {
- var p = d3_geo_cartesian([ λ * d3_radians, φ * d3_radians ]);
- if (p0) {
- var normal = d3_geo_cartesianCross(p0, p), equatorial = [ normal[1], -normal[0], 0 ], inflection = d3_geo_cartesianCross(equatorial, normal);
- d3_geo_cartesianNormalize(inflection);
- inflection = d3_geo_spherical(inflection);
- var dλ = λ - λ_, s = dλ > 0 ? 1 : -1, λi = inflection[0] * d3_degrees * s, antimeridian = abs(dλ) > 180;
- if (antimeridian ^ (s * λ_ < λi && λi < s * λ)) {
- var φi = inflection[1] * d3_degrees;
- if (φi > φ1) φ1 = φi;
- } else if (λi = (λi + 360) % 360 - 180, antimeridian ^ (s * λ_ < λi && λi < s * λ)) {
- var φi = -inflection[1] * d3_degrees;
- if (φi < φ0) φ0 = φi;
- } else {
- if (φ < φ0) φ0 = φ;
- if (φ > φ1) φ1 = φ;
- }
- if (antimeridian) {
- if (λ < λ_) {
- if (angle(λ0, λ) > angle(λ0, λ1)) λ1 = λ;
- } else {
- if (angle(λ, λ1) > angle(λ0, λ1)) λ0 = λ;
- }
- } else {
- if (λ1 >= λ0) {
- if (λ < λ0) λ0 = λ;
- if (λ > λ1) λ1 = λ;
- } else {
- if (λ > λ_) {
- if (angle(λ0, λ) > angle(λ0, λ1)) λ1 = λ;
- } else {
- if (angle(λ, λ1) > angle(λ0, λ1)) λ0 = λ;
- }
- }
- }
- } else {
- point(λ, φ);
- }
- p0 = p, λ_ = λ;
- }
- function lineStart() {
- bound.point = linePoint;
- }
- function lineEnd() {
- range[0] = λ0, range[1] = λ1;
- bound.point = point;
- p0 = null;
- }
- function ringPoint(λ, φ) {
- if (p0) {
- var dλ = λ - λ_;
- dλSum += abs(dλ) > 180 ? dλ + (dλ > 0 ? 360 : -360) : dλ;
- } else λ__ = λ, φ__ = φ;
- d3_geo_area.point(λ, φ);
- linePoint(λ, φ);
- }
- function ringStart() {
- d3_geo_area.lineStart();
- }
- function ringEnd() {
- ringPoint(λ__, φ__);
- d3_geo_area.lineEnd();
- if (abs(dλSum) > ε) λ0 = -(λ1 = 180);
- range[0] = λ0, range[1] = λ1;
- p0 = null;
- }
- function angle(λ0, λ1) {
- return (λ1 -= λ0) < 0 ? λ1 + 360 : λ1;
- }
- function compareRanges(a, b) {
- return a[0] - b[0];
- }
- function withinRange(x, range) {
- return range[0] <= range[1] ? range[0] <= x && x <= range[1] : x < range[0] || range[1] < x;
- }
- return function(feature) {
- φ1 = λ1 = -(λ0 = φ0 = Infinity);
- ranges = [];
- d3.geo.stream(feature, bound);
- var n = ranges.length;
- if (n) {
- ranges.sort(compareRanges);
- for (var i = 1, a = ranges[0], b, merged = [ a ]; i < n; ++i) {
- b = ranges[i];
- if (withinRange(b[0], a) || withinRange(b[1], a)) {
- if (angle(a[0], b[1]) > angle(a[0], a[1])) a[1] = b[1];
- if (angle(b[0], a[1]) > angle(a[0], a[1])) a[0] = b[0];
- } else {
- merged.push(a = b);
- }
- }
- var best = -Infinity, dλ;
- for (var n = merged.length - 1, i = 0, a = merged[n], b; i <= n; a = b, ++i) {
- b = merged[i];
- if ((dλ = angle(a[1], b[0])) > best) best = dλ, λ0 = b[0], λ1 = a[1];
- }
- }
- ranges = range = null;
- return λ0 === Infinity || φ0 === Infinity ? [ [ NaN, NaN ], [ NaN, NaN ] ] : [ [ λ0, φ0 ], [ λ1, φ1 ] ];
- };
- }();
- d3.geo.centroid = function(object) {
- d3_geo_centroidW0 = d3_geo_centroidW1 = d3_geo_centroidX0 = d3_geo_centroidY0 = d3_geo_centroidZ0 = d3_geo_centroidX1 = d3_geo_centroidY1 = d3_geo_centroidZ1 = d3_geo_centroidX2 = d3_geo_centroidY2 = d3_geo_centroidZ2 = 0;
- d3.geo.stream(object, d3_geo_centroid);
- var x = d3_geo_centroidX2, y = d3_geo_centroidY2, z = d3_geo_centroidZ2, m = x * x + y * y + z * z;
- if (m < ε2) {
- x = d3_geo_centroidX1, y = d3_geo_centroidY1, z = d3_geo_centroidZ1;
- if (d3_geo_centroidW1 < ε) x = d3_geo_centroidX0, y = d3_geo_centroidY0, z = d3_geo_centroidZ0;
- m = x * x + y * y + z * z;
- if (m < ε2) return [ NaN, NaN ];
- }
- return [ Math.atan2(y, x) * d3_degrees, d3_asin(z / Math.sqrt(m)) * d3_degrees ];
- };
- var d3_geo_centroidW0, d3_geo_centroidW1, d3_geo_centroidX0, d3_geo_centroidY0, d3_geo_centroidZ0, d3_geo_centroidX1, d3_geo_centroidY1, d3_geo_centroidZ1, d3_geo_centroidX2, d3_geo_centroidY2, d3_geo_centroidZ2;
- var d3_geo_centroid = {
- sphere: d3_noop,
- point: d3_geo_centroidPoint,
- lineStart: d3_geo_centroidLineStart,
- lineEnd: d3_geo_centroidLineEnd,
- polygonStart: function() {
- d3_geo_centroid.lineStart = d3_geo_centroidRingStart;
- },
- polygonEnd: function() {
- d3_geo_centroid.lineStart = d3_geo_centroidLineStart;
- }
- };
- function d3_geo_centroidPoint(λ, φ) {
- λ *= d3_radians;
- var cosφ = Math.cos(φ *= d3_radians);
- d3_geo_centroidPointXYZ(cosφ * Math.cos(λ), cosφ * Math.sin(λ), Math.sin(φ));
- }
- function d3_geo_centroidPointXYZ(x, y, z) {
- ++d3_geo_centroidW0;
- d3_geo_centroidX0 += (x - d3_geo_centroidX0) / d3_geo_centroidW0;
- d3_geo_centroidY0 += (y - d3_geo_centroidY0) / d3_geo_centroidW0;
- d3_geo_centroidZ0 += (z - d3_geo_centroidZ0) / d3_geo_centroidW0;
- }
- function d3_geo_centroidLineStart() {
- var x0, y0, z0;
- d3_geo_centroid.point = function(λ, φ) {
- λ *= d3_radians;
- var cosφ = Math.cos(φ *= d3_radians);
- x0 = cosφ * Math.cos(λ);
- y0 = cosφ * Math.sin(λ);
- z0 = Math.sin(φ);
- d3_geo_centroid.point = nextPoint;
- d3_geo_centroidPointXYZ(x0, y0, z0);
- };
- function nextPoint(λ, φ) {
- λ *= d3_radians;
- var cosφ = Math.cos(φ *= d3_radians), x = cosφ * Math.cos(λ), y = cosφ * Math.sin(λ), z = Math.sin(φ), w = Math.atan2(Math.sqrt((w = y0 * z - z0 * y) * w + (w = z0 * x - x0 * z) * w + (w = x0 * y - y0 * x) * w), x0 * x + y0 * y + z0 * z);
- d3_geo_centroidW1 += w;
- d3_geo_centroidX1 += w * (x0 + (x0 = x));
- d3_geo_centroidY1 += w * (y0 + (y0 = y));
- d3_geo_centroidZ1 += w * (z0 + (z0 = z));
- d3_geo_centroidPointXYZ(x0, y0, z0);
- }
- }
- function d3_geo_centroidLineEnd() {
- d3_geo_centroid.point = d3_geo_centroidPoint;
- }
- function d3_geo_centroidRingStart() {
- var λ00, φ00, x0, y0, z0;
- d3_geo_centroid.point = function(λ, φ) {
- λ00 = λ, φ00 = φ;
- d3_geo_centroid.point = nextPoint;
- λ *= d3_radians;
- var cosφ = Math.cos(φ *= d3_radians);
- x0 = cosφ * Math.cos(λ);
- y0 = cosφ * Math.sin(λ);
- z0 = Math.sin(φ);
- d3_geo_centroidPointXYZ(x0, y0, z0);
- };
- d3_geo_centroid.lineEnd = function() {
- nextPoint(λ00, φ00);
- d3_geo_centroid.lineEnd = d3_geo_centroidLineEnd;
- d3_geo_centroid.point = d3_geo_centroidPoint;
- };
- function nextPoint(λ, φ) {
- λ *= d3_radians;
- var cosφ = Math.cos(φ *= d3_radians), x = cosφ * Math.cos(λ), y = cosφ * Math.sin(λ), z = Math.sin(φ), cx = y0 * z - z0 * y, cy = z0 * x - x0 * z, cz = x0 * y - y0 * x, m = Math.sqrt(cx * cx + cy * cy + cz * cz), u = x0 * x + y0 * y + z0 * z, v = m && -d3_acos(u) / m, w = Math.atan2(m, u);
- d3_geo_centroidX2 += v * cx;
- d3_geo_centroidY2 += v * cy;
- d3_geo_centroidZ2 += v * cz;
- d3_geo_centroidW1 += w;
- d3_geo_centroidX1 += w * (x0 + (x0 = x));
- d3_geo_centroidY1 += w * (y0 + (y0 = y));
- d3_geo_centroidZ1 += w * (z0 + (z0 = z));
- d3_geo_centroidPointXYZ(x0, y0, z0);
- }
- }
- function d3_geo_compose(a, b) {
- function compose(x, y) {
- return x = a(x, y), b(x[0], x[1]);
- }
- if (a.invert && b.invert) compose.invert = function(x, y) {
- return x = b.invert(x, y), x && a.invert(x[0], x[1]);
- };
- return compose;
- }
- function d3_true() {
- return true;
- }
- function d3_geo_clipPolygon(segments, compare, clipStartInside, interpolate, listener) {
- var subject = [], clip = [];
- segments.forEach(function(segment) {
- if ((n = segment.length - 1) <= 0) return;
- var n, p0 = segment[0], p1 = segment[n];
- if (d3_geo_sphericalEqual(p0, p1)) {
- listener.lineStart();
- for (var i = 0; i < n; ++i) listener.point((p0 = segment[i])[0], p0[1]);
- listener.lineEnd();
- return;
- }
- var a = new d3_geo_clipPolygonIntersection(p0, segment, null, true), b = new d3_geo_clipPolygonIntersection(p0, null, a, false);
- a.o = b;
- subject.push(a);
- clip.push(b);
- a = new d3_geo_clipPolygonIntersection(p1, segment, null, false);
- b = new d3_geo_clipPolygonIntersection(p1, null, a, true);
- a.o = b;
- subject.push(a);
- clip.push(b);
- });
- clip.sort(compare);
- d3_geo_clipPolygonLinkCircular(subject);
- d3_geo_clipPolygonLinkCircular(clip);
- if (!subject.length) return;
- for (var i = 0, entry = clipStartInside, n = clip.length; i < n; ++i) {
- clip[i].e = entry = !entry;
- }
- var start = subject[0], points, point;
- while (1) {
- var current = start, isSubject = true;
- while (current.v) if ((current = current.n) === start) return;
- points = current.z;
- listener.lineStart();
- do {
- current.v = current.o.v = true;
- if (current.e) {
- if (isSubject) {
- for (var i = 0, n = points.length; i < n; ++i) listener.point((point = points[i])[0], point[1]);
- } else {
- interpolate(current.x, current.n.x, 1, listener);
- }
- current = current.n;
- } else {
- if (isSubject) {
- points = current.p.z;
- for (var i = points.length - 1; i >= 0; --i) listener.point((point = points[i])[0], point[1]);
- } else {
- interpolate(current.x, current.p.x, -1, listener);
- }
- current = current.p;
- }
- current = current.o;
- points = current.z;
- isSubject = !isSubject;
- } while (!current.v);
- listener.lineEnd();
- }
- }
- function d3_geo_clipPolygonLinkCircular(array) {
- if (!(n = array.length)) return;
- var n, i = 0, a = array[0], b;
- while (++i < n) {
- a.n = b = array[i];
- b.p = a;
- a = b;
- }
- a.n = b = array[0];
- b.p = a;
- }
- function d3_geo_clipPolygonIntersection(point, points, other, entry) {
- this.x = point;
- this.z = points;
- this.o = other;
- this.e = entry;
- this.v = false;
- this.n = this.p = null;
- }
- function d3_geo_clip(pointVisible, clipLine, interpolate, clipStart) {
- return function(rotate, listener) {
- var line = clipLine(listener), rotatedClipStart = rotate.invert(clipStart[0], clipStart[1]);
- var clip = {
- point: point,
- lineStart: lineStart,
- lineEnd: lineEnd,
- polygonStart: function() {
- clip.point = pointRing;
- clip.lineStart = ringStart;
- clip.lineEnd = ringEnd;
- segments = [];
- polygon = [];
- },
- polygonEnd: function() {
- clip.point = point;
- clip.lineStart = lineStart;
- clip.lineEnd = lineEnd;
- segments = d3.merge(segments);
- var clipStartInside = d3_geo_pointInPolygon(rotatedClipStart, polygon);
- if (segments.length) {
- if (!polygonStarted) listener.polygonStart(), polygonStarted = true;
- d3_geo_clipPolygon(segments, d3_geo_clipSort, clipStartInside, interpolate, listener);
- } else if (clipStartInside) {
- if (!polygonStarted) listener.polygonStart(), polygonStarted = true;
- listener.lineStart();
- interpolate(null, null, 1, listener);
- listener.lineEnd();
- }
- if (polygonStarted) listener.polygonEnd(), polygonStarted = false;
- segments = polygon = null;
- },
- sphere: function() {
- listener.polygonStart();
- listener.lineStart();
- interpolate(null, null, 1, listener);
- listener.lineEnd();
- listener.polygonEnd();
- }
- };
- function point(λ, φ) {
- var point = rotate(λ, φ);
- if (pointVisible(λ = point[0], φ = point[1])) listener.point(λ, φ);
- }
- function pointLine(λ, φ) {
- var point = rotate(λ, φ);
- line.point(point[0], point[1]);
- }
- function lineStart() {
- clip.point = pointLine;
- line.lineStart();
- }
- function lineEnd() {
- clip.point = point;
- line.lineEnd();
- }
- var segments;
- var buffer = d3_geo_clipBufferListener(), ringListener = clipLine(buffer), polygonStarted = false, polygon, ring;
- function pointRing(λ, φ) {
- ring.push([ λ, φ ]);
- var point = rotate(λ, φ);
- ringListener.point(point[0], point[1]);
- }
- function ringStart() {
- ringListener.lineStart();
- ring = [];
- }
- function ringEnd() {
- pointRing(ring[0][0], ring[0][1]);
- ringListener.lineEnd();
- var clean = ringListener.clean(), ringSegments = buffer.buffer(), segment, n = ringSegments.length;
- ring.pop();
- polygon.push(ring);
- ring = null;
- if (!n) return;
- if (clean & 1) {
- segment = ringSegments[0];
- var n = segment.length - 1, i = -1, point;
- if (n > 0) {
- if (!polygonStarted) listener.polygonStart(), polygonStarted = true;
- listener.lineStart();
- while (++i < n) listener.point((point = segment[i])[0], point[1]);
- listener.lineEnd();
- }
- return;
- }
- if (n > 1 && clean & 2) ringSegments.push(ringSegments.pop().concat(ringSegments.shift()));
- segments.push(ringSegments.filter(d3_geo_clipSegmentLength1));
- }
- return clip;
- };
- }
- function d3_geo_clipSegmentLength1(segment) {
- return segment.length > 1;
- }
- function d3_geo_clipBufferListener() {
- var lines = [], line;
- return {
- lineStart: function() {
- lines.push(line = []);
- },
- point: function(λ, φ) {
- line.push([ λ, φ ]);
- },
- lineEnd: d3_noop,
- buffer: function() {
- var buffer = lines;
- lines = [];
- line = null;
- return buffer;
- },
- rejoin: function() {
- if (lines.length > 1) lines.push(lines.pop().concat(lines.shift()));
- }
- };
- }
- function d3_geo_clipSort(a, b) {
- return ((a = a.x)[0] < 0 ? a[1] - halfπ - ε : halfπ - a[1]) - ((b = b.x)[0] < 0 ? b[1] - halfπ - ε : halfπ - b[1]);
- }
- var d3_geo_clipAntimeridian = d3_geo_clip(d3_true, d3_geo_clipAntimeridianLine, d3_geo_clipAntimeridianInterpolate, [ -π, -π / 2 ]);
- function d3_geo_clipAntimeridianLine(listener) {
- var λ0 = NaN, φ0 = NaN, sλ0 = NaN, clean;
- return {
- lineStart: function() {
- listener.lineStart();
- clean = 1;
- },
- point: function(λ1, φ1) {
- var sλ1 = λ1 > 0 ? π : -π, dλ = abs(λ1 - λ0);
- if (abs(dλ - π) < ε) {
- listener.point(λ0, φ0 = (φ0 + φ1) / 2 > 0 ? halfπ : -halfπ);
- listener.point(sλ0, φ0);
- listener.lineEnd();
- listener.lineStart();
- listener.point(sλ1, φ0);
- listener.point(λ1, φ0);
- clean = 0;
- } else if (sλ0 !== sλ1 && dλ >= π) {
- if (abs(λ0 - sλ0) < ε) λ0 -= sλ0 * ε;
- if (abs(λ1 - sλ1) < ε) λ1 -= sλ1 * ε;
- φ0 = d3_geo_clipAntimeridianIntersect(λ0, φ0, λ1, φ1);
- listener.point(sλ0, φ0);
- listener.lineEnd();
- listener.lineStart();
- listener.point(sλ1, φ0);
- clean = 0;
- }
- listener.point(λ0 = λ1, φ0 = φ1);
- sλ0 = sλ1;
- },
- lineEnd: function() {
- listener.lineEnd();
- λ0 = φ0 = NaN;
- },
- clean: function() {
- return 2 - clean;
- }
- };
- }
- function d3_geo_clipAntimeridianIntersect(λ0, φ0, λ1, φ1) {
- var cosφ0, cosφ1, sinλ0_λ1 = Math.sin(λ0 - λ1);
- return abs(sinλ0_λ1) > ε ? Math.atan((Math.sin(φ0) * (cosφ1 = Math.cos(φ1)) * Math.sin(λ1) - Math.sin(φ1) * (cosφ0 = Math.cos(φ0)) * Math.sin(λ0)) / (cosφ0 * cosφ1 * sinλ0_λ1)) : (φ0 + φ1) / 2;
- }
- function d3_geo_clipAntimeridianInterpolate(from, to, direction, listener) {
- var φ;
- if (from == null) {
- φ = direction * halfπ;
- listener.point(-π, φ);
- listener.point(0, φ);
- listener.point(π, φ);
- listener.point(π, 0);
- listener.point(π, -φ);
- listener.point(0, -φ);
- listener.point(-π, -φ);
- listener.point(-π, 0);
- listener.point(-π, φ);
- } else if (abs(from[0] - to[0]) > ε) {
- var s = from[0] < to[0] ? π : -π;
- φ = direction * s / 2;
- listener.point(-s, φ);
- listener.point(0, φ);
- listener.point(s, φ);
- } else {
- listener.point(to[0], to[1]);
- }
- }
- function d3_geo_pointInPolygon(point, polygon) {
- var meridian = point[0], parallel = point[1], meridianNormal = [ Math.sin(meridian), -Math.cos(meridian), 0 ], polarAngle = 0, winding = 0;
- d3_geo_areaRingSum.reset();
- for (var i = 0, n = polygon.length; i < n; ++i) {
- var ring = polygon[i], m = ring.length;
- if (!m) continue;
- var point0 = ring[0], λ0 = point0[0], φ0 = point0[1] / 2 + π / 4, sinφ0 = Math.sin(φ0), cosφ0 = Math.cos(φ0), j = 1;
- while (true) {
- if (j === m) j = 0;
- point = ring[j];
- var λ = point[0], φ = point[1] / 2 + π / 4, sinφ = Math.sin(φ), cosφ = Math.cos(φ), dλ = λ - λ0, sdλ = dλ >= 0 ? 1 : -1, adλ = sdλ * dλ, antimeridian = adλ > π, k = sinφ0 * sinφ;
- d3_geo_areaRingSum.add(Math.atan2(k * sdλ * Math.sin(adλ), cosφ0 * cosφ + k * Math.cos(adλ)));
- polarAngle += antimeridian ? dλ + sdλ * τ : dλ;
- if (antimeridian ^ λ0 >= meridian ^ λ >= meridian) {
- var arc = d3_geo_cartesianCross(d3_geo_cartesian(point0), d3_geo_cartesian(point));
- d3_geo_cartesianNormalize(arc);
- var intersection = d3_geo_cartesianCross(meridianNormal, arc);
- d3_geo_cartesianNormalize(intersection);
- var φarc = (antimeridian ^ dλ >= 0 ? -1 : 1) * d3_asin(intersection[2]);
- if (parallel > φarc || parallel === φarc && (arc[0] || arc[1])) {
- winding += antimeridian ^ dλ >= 0 ? 1 : -1;
- }
- }
- if (!j++) break;
- λ0 = λ, sinφ0 = sinφ, cosφ0 = cosφ, point0 = point;
- }
- }
- return (polarAngle < -ε || polarAngle < ε && d3_geo_areaRingSum < 0) ^ winding & 1;
- }
- function d3_geo_clipCircle(radius) {
- var cr = Math.cos(radius), smallRadius = cr > 0, notHemisphere = abs(cr) > ε, interpolate = d3_geo_circleInterpolate(radius, 6 * d3_radians);
- return d3_geo_clip(visible, clipLine, interpolate, smallRadius ? [ 0, -radius ] : [ -π, radius - π ]);
- function visible(λ, φ) {
- return Math.cos(λ) * Math.cos(φ) > cr;
- }
- function clipLine(listener) {
- var point0, c0, v0, v00, clean;
- return {
- lineStart: function() {
- v00 = v0 = false;
- clean = 1;
- },
- point: function(λ, φ) {
- var point1 = [ λ, φ ], point2, v = visible(λ, φ), c = smallRadius ? v ? 0 : code(λ, φ) : v ? code(λ + (λ < 0 ? π : -π), φ) : 0;
- if (!point0 && (v00 = v0 = v)) listener.lineStart();
- if (v !== v0) {
- point2 = intersect(point0, point1);
- if (d3_geo_sphericalEqual(point0, point2) || d3_geo_sphericalEqual(point1, point2)) {
- point1[0] += ε;
- point1[1] += ε;
- v = visible(point1[0], point1[1]);
- }
- }
- if (v !== v0) {
- clean = 0;
- if (v) {
- listener.lineStart();
- point2 = intersect(point1, point0);
- listener.point(point2[0], point2[1]);
- } else {
- point2 = intersect(point0, point1);
- listener.point(point2[0], point2[1]);
- listener.lineEnd();
- }
- point0 = point2;
- } else if (notHemisphere && point0 && smallRadius ^ v) {
- var t;
- if (!(c & c0) && (t = intersect(point1, point0, true))) {
- clean = 0;
- if (smallRadius) {
- listener.lineStart();
- listener.point(t[0][0], t[0][1]);
- listener.point(t[1][0], t[1][1]);
- listener.lineEnd();
- } else {
- listener.point(t[1][0], t[1][1]);
- listener.lineEnd();
- listener.lineStart();
- listener.point(t[0][0], t[0][1]);
- }
- }
- }
- if (v && (!point0 || !d3_geo_sphericalEqual(point0, point1))) {
- listener.point(point1[0], point1[1]);
- }
- point0 = point1, v0 = v, c0 = c;
- },
- lineEnd: function() {
- if (v0) listener.lineEnd();
- point0 = null;
- },
- clean: function() {
- return clean | (v00 && v0) << 1;
- }
- };
- }
- function intersect(a, b, two) {
- var pa = d3_geo_cartesian(a), pb = d3_geo_cartesian(b);
- var n1 = [ 1, 0, 0 ], n2 = d3_geo_cartesianCross(pa, pb), n2n2 = d3_geo_cartesianDot(n2, n2), n1n2 = n2[0], determinant = n2n2 - n1n2 * n1n2;
- if (!determinant) return !two && a;
- var c1 = cr * n2n2 / determinant, c2 = -cr * n1n2 / determinant, n1xn2 = d3_geo_cartesianCross(n1, n2), A = d3_geo_cartesianScale(n1, c1), B = d3_geo_cartesianScale(n2, c2);
- d3_geo_cartesianAdd(A, B);
- var u = n1xn2, w = d3_geo_cartesianDot(A, u), uu = d3_geo_cartesianDot(u, u), t2 = w * w - uu * (d3_geo_cartesianDot(A, A) - 1);
- if (t2 < 0) return;
- var t = Math.sqrt(t2), q = d3_geo_cartesianScale(u, (-w - t) / uu);
- d3_geo_cartesianAdd(q, A);
- q = d3_geo_spherical(q);
- if (!two) return q;
- var λ0 = a[0], λ1 = b[0], φ0 = a[1], φ1 = b[1], z;
- if (λ1 < λ0) z = λ0, λ0 = λ1, λ1 = z;
- var δλ = λ1 - λ0, polar = abs(δλ - π) < ε, meridian = polar || δλ < ε;
- if (!polar && φ1 < φ0) z = φ0, φ0 = φ1, φ1 = z;
- if (meridian ? polar ? φ0 + φ1 > 0 ^ q[1] < (abs(q[0] - λ0) < ε ? φ0 : φ1) : φ0 <= q[1] && q[1] <= φ1 : δλ > π ^ (λ0 <= q[0] && q[0] <= λ1)) {
- var q1 = d3_geo_cartesianScale(u, (-w + t) / uu);
- d3_geo_cartesianAdd(q1, A);
- return [ q, d3_geo_spherical(q1) ];
- }
- }
- function code(λ, φ) {
- var r = smallRadius ? radius : π - radius, code = 0;
- if (λ < -r) code |= 1; else if (λ > r) code |= 2;
- if (φ < -r) code |= 4; else if (φ > r) code |= 8;
- return code;
- }
- }
- function d3_geom_clipLine(x0, y0, x1, y1) {
- return function(line) {
- var a = line.a, b = line.b, ax = a.x, ay = a.y, bx = b.x, by = b.y, t0 = 0, t1 = 1, dx = bx - ax, dy = by - ay, r;
- r = x0 - ax;
- if (!dx && r > 0) return;
- r /= dx;
- if (dx < 0) {
- if (r < t0) return;
- if (r < t1) t1 = r;
- } else if (dx > 0) {
- if (r > t1) return;
- if (r > t0) t0 = r;
- }
- r = x1 - ax;
- if (!dx && r < 0) return;
- r /= dx;
- if (dx < 0) {
- if (r > t1) return;
- if (r > t0) t0 = r;
- } else if (dx > 0) {
- if (r < t0) return;
- if (r < t1) t1 = r;
- }
- r = y0 - ay;
- if (!dy && r > 0) return;
- r /= dy;
- if (dy < 0) {
- if (r < t0) return;
- if (r < t1) t1 = r;
- } else if (dy > 0) {
- if (r > t1) return;
- if (r > t0) t0 = r;
- }
- r = y1 - ay;
- if (!dy && r < 0) return;
- r /= dy;
- if (dy < 0) {
- if (r > t1) return;
- if (r > t0) t0 = r;
- } else if (dy > 0) {
- if (r < t0) return;
- if (r < t1) t1 = r;
- }
- if (t0 > 0) line.a = {
- x: ax + t0 * dx,
- y: ay + t0 * dy
- };
- if (t1 < 1) line.b = {
- x: ax + t1 * dx,
- y: ay + t1 * dy
- };
- return line;
- };
- }
- var d3_geo_clipExtentMAX = 1e9;
- d3.geo.clipExtent = function() {
- var x0, y0, x1, y1, stream, clip, clipExtent = {
- stream: function(output) {
- if (stream) stream.valid = false;
- stream = clip(output);
- stream.valid = true;
- return stream;
- },
- extent: function(_) {
- if (!arguments.length) return [ [ x0, y0 ], [ x1, y1 ] ];
- clip = d3_geo_clipExtent(x0 = +_[0][0], y0 = +_[0][1], x1 = +_[1][0], y1 = +_[1][1]);
- if (stream) stream.valid = false, stream = null;
- return clipExtent;
- }
- };
- return clipExtent.extent([ [ 0, 0 ], [ 960, 500 ] ]);
- };
- function d3_geo_clipExtent(x0, y0, x1, y1) {
- return function(listener) {
- var listener_ = listener, bufferListener = d3_geo_clipBufferListener(), clipLine = d3_geom_clipLine(x0, y0, x1, y1), segments, polygon, ring;
- var clip = {
- point: point,
- lineStart: lineStart,
- lineEnd: lineEnd,
- polygonStart: function() {
- listener = bufferListener;
- segments = [];
- polygon = [];
- clean = true;
- },
- polygonEnd: function() {
- listener = listener_;
- segments = d3.merge(segments);
- var clipStartInside = insidePolygon([ x0, y1 ]), inside = clean && clipStartInside, visible = segments.length;
- if (inside || visible) {
- listener.polygonStart();
- if (inside) {
- listener.lineStart();
- interpolate(null, null, 1, listener);
- listener.lineEnd();
- }
- if (visible) {
- d3_geo_clipPolygon(segments, compare, clipStartInside, interpolate, listener);
- }
- listener.polygonEnd();
- }
- segments = polygon = ring = null;
- }
- };
- function insidePolygon(p) {
- var wn = 0, n = polygon.length, y = p[1];
- for (var i = 0; i < n; ++i) {
- for (var j = 1, v = polygon[i], m = v.length, a = v[0], b; j < m; ++j) {
- b = v[j];
- if (a[1] <= y) {
- if (b[1] > y && d3_cross2d(a, b, p) > 0) ++wn;
- } else {
- if (b[1] <= y && d3_cross2d(a, b, p) < 0) --wn;
- }
- a = b;
- }
- }
- return wn !== 0;
- }
- function interpolate(from, to, direction, listener) {
- var a = 0, a1 = 0;
- if (from == null || (a = corner(from, direction)) !== (a1 = corner(to, direction)) || comparePoints(from, to) < 0 ^ direction > 0) {
- do {
- listener.point(a === 0 || a === 3 ? x0 : x1, a > 1 ? y1 : y0);
- } while ((a = (a + direction + 4) % 4) !== a1);
- } else {
- listener.point(to[0], to[1]);
- }
- }
- function pointVisible(x, y) {
- return x0 <= x && x <= x1 && y0 <= y && y <= y1;
- }
- function point(x, y) {
- if (pointVisible(x, y)) listener.point(x, y);
- }
- var x__, y__, v__, x_, y_, v_, first, clean;
- function lineStart() {
- clip.point = linePoint;
- if (polygon) polygon.push(ring = []);
- first = true;
- v_ = false;
- x_ = y_ = NaN;
- }
- function lineEnd() {
- if (segments) {
- linePoint(x__, y__);
- if (v__ && v_) bufferListener.rejoin();
- segments.push(bufferListener.buffer());
- }
- clip.point = point;
- if (v_) listener.lineEnd();
- }
- function linePoint(x, y) {
- x = Math.max(-d3_geo_clipExtentMAX, Math.min(d3_geo_clipExtentMAX, x));
- y = Math.max(-d3_geo_clipExtentMAX, Math.min(d3_geo_clipExtentMAX, y));
- var v = pointVisible(x, y);
- if (polygon) ring.push([ x, y ]);
- if (first) {
- x__ = x, y__ = y, v__ = v;
- first = false;
- if (v) {
- listener.lineStart();
- listener.point(x, y);
- }
- } else {
- if (v && v_) listener.point(x, y); else {
- var l = {
- a: {
- x: x_,
- y: y_
- },
- b: {
- x: x,
- y: y
- }
- };
- if (clipLine(l)) {
- if (!v_) {
- listener.lineStart();
- listener.point(l.a.x, l.a.y);
- }
- listener.point(l.b.x, l.b.y);
- if (!v) listener.lineEnd();
- clean = false;
- } else if (v) {
- listener.lineStart();
- listener.point(x, y);
- clean = false;
- }
- }
- }
- x_ = x, y_ = y, v_ = v;
- }
- return clip;
- };
- function corner(p, direction) {
- return abs(p[0] - x0) < ε ? direction > 0 ? 0 : 3 : abs(p[0] - x1) < ε ? direction > 0 ? 2 : 1 : abs(p[1] - y0) < ε ? direction > 0 ? 1 : 0 : direction > 0 ? 3 : 2;
- }
- function compare(a, b) {
- return comparePoints(a.x, b.x);
- }
- function comparePoints(a, b) {
- var ca = corner(a, 1), cb = corner(b, 1);
- return ca !== cb ? ca - cb : ca === 0 ? b[1] - a[1] : ca === 1 ? a[0] - b[0] : ca === 2 ? a[1] - b[1] : b[0] - a[0];
- }
- }
- function d3_geo_conic(projectAt) {
- var φ0 = 0, φ1 = π / 3, m = d3_geo_projectionMutator(projectAt), p = m(φ0, φ1);
- p.parallels = function(_) {
- if (!arguments.length) return [ φ0 / π * 180, φ1 / π * 180 ];
- return m(φ0 = _[0] * π / 180, φ1 = _[1] * π / 180);
- };
- return p;
- }
- function d3_geo_conicEqualArea(φ0, φ1) {
- var sinφ0 = Math.sin(φ0), n = (sinφ0 + Math.sin(φ1)) / 2, C = 1 + sinφ0 * (2 * n - sinφ0), ρ0 = Math.sqrt(C) / n;
- function forward(λ, φ) {
- var ρ = Math.sqrt(C - 2 * n * Math.sin(φ)) / n;
- return [ ρ * Math.sin(λ *= n), ρ0 - ρ * Math.cos(λ) ];
- }
- forward.invert = function(x, y) {
- var ρ0_y = ρ0 - y;
- return [ Math.atan2(x, ρ0_y) / n, d3_asin((C - (x * x + ρ0_y * ρ0_y) * n * n) / (2 * n)) ];
- };
- return forward;
- }
- (d3.geo.conicEqualArea = function() {
- return d3_geo_conic(d3_geo_conicEqualArea);
- }).raw = d3_geo_conicEqualArea;
- d3.geo.albers = function() {
- return d3.geo.conicEqualArea().rotate([ 96, 0 ]).center([ -.6, 38.7 ]).parallels([ 29.5, 45.5 ]).scale(1070);
- };
- d3.geo.albersUsa = function() {
- var lower48 = d3.geo.albers();
- var alaska = d3.geo.conicEqualArea().rotate([ 154, 0 ]).center([ -2, 58.5 ]).parallels([ 55, 65 ]);
- var hawaii = d3.geo.conicEqualArea().rotate([ 157, 0 ]).center([ -3, 19.9 ]).parallels([ 8, 18 ]);
- var point, pointStream = {
- point: function(x, y) {
- point = [ x, y ];
- }
- }, lower48Point, alaskaPoint, hawaiiPoint;
- function albersUsa(coordinates) {
- var x = coordinates[0], y = coordinates[1];
- point = null;
- (lower48Point(x, y), point) || (alaskaPoint(x, y), point) || hawaiiPoint(x, y);
- return point;
- }
- albersUsa.invert = function(coordinates) {
- var k = lower48.scale(), t = lower48.translate(), x = (coordinates[0] - t[0]) / k, y = (coordinates[1] - t[1]) / k;
- return (y >= .12 && y < .234 && x >= -.425 && x < -.214 ? alaska : y >= .166 && y < .234 && x >= -.214 && x < -.115 ? hawaii : lower48).invert(coordinates);
- };
- albersUsa.stream = function(stream) {
- var lower48Stream = lower48.stream(stream), alaskaStream = alaska.stream(stream), hawaiiStream = hawaii.stream(stream);
- return {
- point: function(x, y) {
- lower48Stream.point(x, y);
- alaskaStream.point(x, y);
- hawaiiStream.point(x, y);
- },
- sphere: function() {
- lower48Stream.sphere();
- alaskaStream.sphere();
- hawaiiStream.sphere();
- },
- lineStart: function() {
- lower48Stream.lineStart();
- alaskaStream.lineStart();
- hawaiiStream.lineStart();
- },
- lineEnd: function() {
- lower48Stream.lineEnd();
- alaskaStream.lineEnd();
- hawaiiStream.lineEnd();
- },
- polygonStart: function() {
- lower48Stream.polygonStart();
- alaskaStream.polygonStart();
- hawaiiStream.polygonStart();
- },
- polygonEnd: function() {
- lower48Stream.polygonEnd();
- alaskaStream.polygonEnd();
- hawaiiStream.polygonEnd();
- }
- };
- };
- albersUsa.precision = function(_) {
- if (!arguments.length) return lower48.precision();
- lower48.precision(_);
- alaska.precision(_);
- hawaii.precision(_);
- return albersUsa;
- };
- albersUsa.scale = function(_) {
- if (!arguments.length) return lower48.scale();
- lower48.scale(_);
- alaska.scale(_ * .35);
- hawaii.scale(_);
- return albersUsa.translate(lower48.translate());
- };
- albersUsa.translate = function(_) {
- if (!arguments.length) return lower48.translate();
- var k = lower48.scale(), x = +_[0], y = +_[1];
- lower48Point = lower48.translate(_).clipExtent([ [ x - .455 * k, y - .238 * k ], [ x + .455 * k, y + .238 * k ] ]).stream(pointStream).point;
- alaskaPoint = alaska.translate([ x - .307 * k, y + .201 * k ]).clipExtent([ [ x - .425 * k + ε, y + .12 * k + ε ], [ x - .214 * k - ε, y + .234 * k - ε ] ]).stream(pointStream).point;
- hawaiiPoint = hawaii.translate([ x - .205 * k, y + .212 * k ]).clipExtent([ [ x - .214 * k + ε, y + .166 * k + ε ], [ x - .115 * k - ε, y + .234 * k - ε ] ]).stream(pointStream).point;
- return albersUsa;
- };
- return albersUsa.scale(1070);
- };
- var d3_geo_pathAreaSum, d3_geo_pathAreaPolygon, d3_geo_pathArea = {
- point: d3_noop,
- lineStart: d3_noop,
- lineEnd: d3_noop,
- polygonStart: function() {
- d3_geo_pathAreaPolygon = 0;
- d3_geo_pathArea.lineStart = d3_geo_pathAreaRingStart;
- },
- polygonEnd: function() {
- d3_geo_pathArea.lineStart = d3_geo_pathArea.lineEnd = d3_geo_pathArea.point = d3_noop;
- d3_geo_pathAreaSum += abs(d3_geo_pathAreaPolygon / 2);
- }
- };
- function d3_geo_pathAreaRingStart() {
- var x00, y00, x0, y0;
- d3_geo_pathArea.point = function(x, y) {
- d3_geo_pathArea.point = nextPoint;
- x00 = x0 = x, y00 = y0 = y;
- };
- function nextPoint(x, y) {
- d3_geo_pathAreaPolygon += y0 * x - x0 * y;
- x0 = x, y0 = y;
- }
- d3_geo_pathArea.lineEnd = function() {
- nextPoint(x00, y00);
- };
- }
- var d3_geo_pathBoundsX0, d3_geo_pathBoundsY0, d3_geo_pathBoundsX1, d3_geo_pathBoundsY1;
- var d3_geo_pathBounds = {
- point: d3_geo_pathBoundsPoint,
- lineStart: d3_noop,
- lineEnd: d3_noop,
- polygonStart: d3_noop,
- polygonEnd: d3_noop
- };
- function d3_geo_pathBoundsPoint(x, y) {
- if (x < d3_geo_pathBoundsX0) d3_geo_pathBoundsX0 = x;
- if (x > d3_geo_pathBoundsX1) d3_geo_pathBoundsX1 = x;
- if (y < d3_geo_pathBoundsY0) d3_geo_pathBoundsY0 = y;
- if (y > d3_geo_pathBoundsY1) d3_geo_pathBoundsY1 = y;
- }
- function d3_geo_pathBuffer() {
- var pointCircle = d3_geo_pathBufferCircle(4.5), buffer = [];
- var stream = {
- point: point,
- lineStart: function() {
- stream.point = pointLineStart;
- },
- lineEnd: lineEnd,
- polygonStart: function() {
- stream.lineEnd = lineEndPolygon;
- },
- polygonEnd: function() {
- stream.lineEnd = lineEnd;
- stream.point = point;
- },
- pointRadius: function(_) {
- pointCircle = d3_geo_pathBufferCircle(_);
- return stream;
- },
- result: function() {
- if (buffer.length) {
- var result = buffer.join("");
- buffer = [];
- return result;
- }
- }
- };
- function point(x, y) {
- buffer.push("M", x, ",", y, pointCircle);
- }
- function pointLineStart(x, y) {
- buffer.push("M", x, ",", y);
- stream.point = pointLine;
- }
- function pointLine(x, y) {
- buffer.push("L", x, ",", y);
- }
- function lineEnd() {
- stream.point = point;
- }
- function lineEndPolygon() {
- buffer.push("Z");
- }
- return stream;
- }
- function d3_geo_pathBufferCircle(radius) {
- return "m0," + radius + "a" + radius + "," + radius + " 0 1,1 0," + -2 * radius + "a" + radius + "," + radius + " 0 1,1 0," + 2 * radius + "z";
- }
- var d3_geo_pathCentroid = {
- point: d3_geo_pathCentroidPoint,
- lineStart: d3_geo_pathCentroidLineStart,
- lineEnd: d3_geo_pathCentroidLineEnd,
- polygonStart: function() {
- d3_geo_pathCentroid.lineStart = d3_geo_pathCentroidRingStart;
- },
- polygonEnd: function() {
- d3_geo_pathCentroid.point = d3_geo_pathCentroidPoint;
- d3_geo_pathCentroid.lineStart = d3_geo_pathCentroidLineStart;
- d3_geo_pathCentroid.lineEnd = d3_geo_pathCentroidLineEnd;
- }
- };
- function d3_geo_pathCentroidPoint(x, y) {
- d3_geo_centroidX0 += x;
- d3_geo_centroidY0 += y;
- ++d3_geo_centroidZ0;
- }
- function d3_geo_pathCentroidLineStart() {
- var x0, y0;
- d3_geo_pathCentroid.point = function(x, y) {
- d3_geo_pathCentroid.point = nextPoint;
- d3_geo_pathCentroidPoint(x0 = x, y0 = y);
- };
- function nextPoint(x, y) {
- var dx = x - x0, dy = y - y0, z = Math.sqrt(dx * dx + dy * dy);
- d3_geo_centroidX1 += z * (x0 + x) / 2;
- d3_geo_centroidY1 += z * (y0 + y) / 2;
- d3_geo_centroidZ1 += z;
- d3_geo_pathCentroidPoint(x0 = x, y0 = y);
- }
- }
- function d3_geo_pathCentroidLineEnd() {
- d3_geo_pathCentroid.point = d3_geo_pathCentroidPoint;
- }
- function d3_geo_pathCentroidRingStart() {
- var x00, y00, x0, y0;
- d3_geo_pathCentroid.point = function(x, y) {
- d3_geo_pathCentroid.point = nextPoint;
- d3_geo_pathCentroidPoint(x00 = x0 = x, y00 = y0 = y);
- };
- function nextPoint(x, y) {
- var dx = x - x0, dy = y - y0, z = Math.sqrt(dx * dx + dy * dy);
- d3_geo_centroidX1 += z * (x0 + x) / 2;
- d3_geo_centroidY1 += z * (y0 + y) / 2;
- d3_geo_centroidZ1 += z;
- z = y0 * x - x0 * y;
- d3_geo_centroidX2 += z * (x0 + x);
- d3_geo_centroidY2 += z * (y0 + y);
- d3_geo_centroidZ2 += z * 3;
- d3_geo_pathCentroidPoint(x0 = x, y0 = y);
- }
- d3_geo_pathCentroid.lineEnd = function() {
- nextPoint(x00, y00);
- };
- }
- function d3_geo_pathContext(context) {
- var pointRadius = 4.5;
- var stream = {
- point: point,
- lineStart: function() {
- stream.point = pointLineStart;
- },
- lineEnd: lineEnd,
- polygonStart: function() {
- stream.lineEnd = lineEndPolygon;
- },
- polygonEnd: function() {
- stream.lineEnd = lineEnd;
- stream.point = point;
- },
- pointRadius: function(_) {
- pointRadius = _;
- return stream;
- },
- result: d3_noop
- };
- function point(x, y) {
- context.moveTo(x + pointRadius, y);
- context.arc(x, y, pointRadius, 0, τ);
- }
- function pointLineStart(x, y) {
- context.moveTo(x, y);
- stream.point = pointLine;
- }
- function pointLine(x, y) {
- context.lineTo(x, y);
- }
- function lineEnd() {
- stream.point = point;
- }
- function lineEndPolygon() {
- context.closePath();
- }
- return stream;
- }
- function d3_geo_resample(project) {
- var δ2 = .5, cosMinDistance = Math.cos(30 * d3_radians), maxDepth = 16;
- function resample(stream) {
- return (maxDepth ? resampleRecursive : resampleNone)(stream);
- }
- function resampleNone(stream) {
- return d3_geo_transformPoint(stream, function(x, y) {
- x = project(x, y);
- stream.point(x[0], x[1]);
- });
- }
- function resampleRecursive(stream) {
- var λ00, φ00, x00, y00, a00, b00, c00, λ0, x0, y0, a0, b0, c0;
- var resample = {
- point: point,
- lineStart: lineStart,
- lineEnd: lineEnd,
- polygonStart: function() {
- stream.polygonStart();
- resample.lineStart = ringStart;
- },
- polygonEnd: function() {
- stream.polygonEnd();
- resample.lineStart = lineStart;
- }
- };
- function point(x, y) {
- x = project(x, y);
- stream.point(x[0], x[1]);
- }
- function lineStart() {
- x0 = NaN;
- resample.point = linePoint;
- stream.lineStart();
- }
- function linePoint(λ, φ) {
- var c = d3_geo_cartesian([ λ, φ ]), p = project(λ, φ);
- resampleLineTo(x0, y0, λ0, a0, b0, c0, x0 = p[0], y0 = p[1], λ0 = λ, a0 = c[0], b0 = c[1], c0 = c[2], maxDepth, stream);
- stream.point(x0, y0);
- }
- function lineEnd() {
- resample.point = point;
- stream.lineEnd();
- }
- function ringStart() {
- lineStart();
- resample.point = ringPoint;
- resample.lineEnd = ringEnd;
- }
- function ringPoint(λ, φ) {
- linePoint(λ00 = λ, φ00 = φ), x00 = x0, y00 = y0, a00 = a0, b00 = b0, c00 = c0;
- resample.point = linePoint;
- }
- function ringEnd() {
- resampleLineTo(x0, y0, λ0, a0, b0, c0, x00, y00, λ00, a00, b00, c00, maxDepth, stream);
- resample.lineEnd = lineEnd;
- lineEnd();
- }
- return resample;
- }
- function resampleLineTo(x0, y0, λ0, a0, b0, c0, x1, y1, λ1, a1, b1, c1, depth, stream) {
- var dx = x1 - x0, dy = y1 - y0, d2 = dx * dx + dy * dy;
- if (d2 > 4 * δ2 && depth--) {
- var a = a0 + a1, b = b0 + b1, c = c0 + c1, m = Math.sqrt(a * a + b * b + c * c), φ2 = Math.asin(c /= m), λ2 = abs(abs(c) - 1) < ε || abs(λ0 - λ1) < ε ? (λ0 + λ1) / 2 : Math.atan2(b, a), p = project(λ2, φ2), x2 = p[0], y2 = p[1], dx2 = x2 - x0, dy2 = y2 - y0, dz = dy * dx2 - dx * dy2;
- if (dz * dz / d2 > δ2 || abs((dx * dx2 + dy * dy2) / d2 - .5) > .3 || a0 * a1 + b0 * b1 + c0 * c1 < cosMinDistance) {
- resampleLineTo(x0, y0, λ0, a0, b0, c0, x2, y2, λ2, a /= m, b /= m, c, depth, stream);
- stream.point(x2, y2);
- resampleLineTo(x2, y2, λ2, a, b, c, x1, y1, λ1, a1, b1, c1, depth, stream);
- }
- }
- }
- resample.precision = function(_) {
- if (!arguments.length) return Math.sqrt(δ2);
- maxDepth = (δ2 = _ * _) > 0 && 16;
- return resample;
- };
- return resample;
- }
- d3.geo.path = function() {
- var pointRadius = 4.5, projection, context, projectStream, contextStream, cacheStream;
- function path(object) {
- if (object) {
- if (typeof pointRadius === "function") contextStream.pointRadius(+pointRadius.apply(this, arguments));
- if (!cacheStream || !cacheStream.valid) cacheStream = projectStream(contextStream);
- d3.geo.stream(object, cacheStream);
- }
- return contextStream.result();
- }
- path.area = function(object) {
- d3_geo_pathAreaSum = 0;
- d3.geo.stream(object, projectStream(d3_geo_pathArea));
- return d3_geo_pathAreaSum;
- };
- path.centroid = function(object) {
- d3_geo_centroidX0 = d3_geo_centroidY0 = d3_geo_centroidZ0 = d3_geo_centroidX1 = d3_geo_centroidY1 = d3_geo_centroidZ1 = d3_geo_centroidX2 = d3_geo_centroidY2 = d3_geo_centroidZ2 = 0;
- d3.geo.stream(object, projectStream(d3_geo_pathCentroid));
- return d3_geo_centroidZ2 ? [ d3_geo_centroidX2 / d3_geo_centroidZ2, d3_geo_centroidY2 / d3_geo_centroidZ2 ] : d3_geo_centroidZ1 ? [ d3_geo_centroidX1 / d3_geo_centroidZ1, d3_geo_centroidY1 / d3_geo_centroidZ1 ] : d3_geo_centroidZ0 ? [ d3_geo_centroidX0 / d3_geo_centroidZ0, d3_geo_centroidY0 / d3_geo_centroidZ0 ] : [ NaN, NaN ];
- };
- path.bounds = function(object) {
- d3_geo_pathBoundsX1 = d3_geo_pathBoundsY1 = -(d3_geo_pathBoundsX0 = d3_geo_pathBoundsY0 = Infinity);
- d3.geo.stream(object, projectStream(d3_geo_pathBounds));
- return [ [ d3_geo_pathBoundsX0, d3_geo_pathBoundsY0 ], [ d3_geo_pathBoundsX1, d3_geo_pathBoundsY1 ] ];
- };
- path.projection = function(_) {
- if (!arguments.length) return projection;
- projectStream = (projection = _) ? _.stream || d3_geo_pathProjectStream(_) : d3_identity;
- return reset();
- };
- path.context = function(_) {
- if (!arguments.length) return context;
- contextStream = (context = _) == null ? new d3_geo_pathBuffer() : new d3_geo_pathContext(_);
- if (typeof pointRadius !== "function") contextStream.pointRadius(pointRadius);
- return reset();
- };
- path.pointRadius = function(_) {
- if (!arguments.length) return pointRadius;
- pointRadius = typeof _ === "function" ? _ : (contextStream.pointRadius(+_), +_);
- return path;
- };
- function reset() {
- cacheStream = null;
- return path;
- }
- return path.projection(d3.geo.albersUsa()).context(null);
- };
- function d3_geo_pathProjectStream(project) {
- var resample = d3_geo_resample(function(x, y) {
- return project([ x * d3_degrees, y * d3_degrees ]);
- });
- return function(stream) {
- return d3_geo_projectionRadians(resample(stream));
- };
- }
- d3.geo.transform = function(methods) {
- return {
- stream: function(stream) {
- var transform = new d3_geo_transform(stream);
- for (var k in methods) transform[k] = methods[k];
- return transform;
- }
- };
- };
- function d3_geo_transform(stream) {
- this.stream = stream;
- }
- d3_geo_transform.prototype = {
- point: function(x, y) {
- this.stream.point(x, y);
- },
- sphere: function() {
- this.stream.sphere();
- },
- lineStart: function() {
- this.stream.lineStart();
- },
- lineEnd: function() {
- this.stream.lineEnd();
- },
- polygonStart: function() {
- this.stream.polygonStart();
- },
- polygonEnd: function() {
- this.stream.polygonEnd();
- }
- };
- function d3_geo_transformPoint(stream, point) {
- return {
- point: point,
- sphere: function() {
- stream.sphere();
- },
- lineStart: function() {
- stream.lineStart();
- },
- lineEnd: function() {
- stream.lineEnd();
- },
- polygonStart: function() {
- stream.polygonStart();
- },
- polygonEnd: function() {
- stream.polygonEnd();
- }
- };
- }
- d3.geo.projection = d3_geo_projection;
- d3.geo.projectionMutator = d3_geo_projectionMutator;
- function d3_geo_projection(project) {
- return d3_geo_projectionMutator(function() {
- return project;
- })();
- }
- function d3_geo_projectionMutator(projectAt) {
- var project, rotate, projectRotate, projectResample = d3_geo_resample(function(x, y) {
- x = project(x, y);
- return [ x[0] * k + δx, δy - x[1] * k ];
- }), k = 150, x = 480, y = 250, λ = 0, φ = 0, δλ = 0, δφ = 0, δγ = 0, δx, δy, preclip = d3_geo_clipAntimeridian, postclip = d3_identity, clipAngle = null, clipExtent = null, stream;
- function projection(point) {
- point = projectRotate(point[0] * d3_radians, point[1] * d3_radians);
- return [ point[0] * k + δx, δy - point[1] * k ];
- }
- function invert(point) {
- point = projectRotate.invert((point[0] - δx) / k, (δy - point[1]) / k);
- return point && [ point[0] * d3_degrees, point[1] * d3_degrees ];
- }
- projection.stream = function(output) {
- if (stream) stream.valid = false;
- stream = d3_geo_projectionRadians(preclip(rotate, projectResample(postclip(output))));
- stream.valid = true;
- return stream;
- };
- projection.clipAngle = function(_) {
- if (!arguments.length) return clipAngle;
- preclip = _ == null ? (clipAngle = _, d3_geo_clipAntimeridian) : d3_geo_clipCircle((clipAngle = +_) * d3_radians);
- return invalidate();
- };
- projection.clipExtent = function(_) {
- if (!arguments.length) return clipExtent;
- clipExtent = _;
- postclip = _ ? d3_geo_clipExtent(_[0][0], _[0][1], _[1][0], _[1][1]) : d3_identity;
- return invalidate();
- };
- projection.scale = function(_) {
- if (!arguments.length) return k;
- k = +_;
- return reset();
- };
- projection.translate = function(_) {
- if (!arguments.length) return [ x, y ];
- x = +_[0];
- y = +_[1];
- return reset();
- };
- projection.center = function(_) {
- if (!arguments.length) return [ λ * d3_degrees, φ * d3_degrees ];
- λ = _[0] % 360 * d3_radians;
- φ = _[1] % 360 * d3_radians;
- return reset();
- };
- projection.rotate = function(_) {
- if (!arguments.length) return [ δλ * d3_degrees, δφ * d3_degrees, δγ * d3_degrees ];
- δλ = _[0] % 360 * d3_radians;
- δφ = _[1] % 360 * d3_radians;
- δγ = _.length > 2 ? _[2] % 360 * d3_radians : 0;
- return reset();
- };
- d3.rebind(projection, projectResample, "precision");
- function reset() {
- projectRotate = d3_geo_compose(rotate = d3_geo_rotation(δλ, δφ, δγ), project);
- var center = project(λ, φ);
- δx = x - center[0] * k;
- δy = y + center[1] * k;
- return invalidate();
- }
- function invalidate() {
- if (stream) stream.valid = false, stream = null;
- return projection;
- }
- return function() {
- project = projectAt.apply(this, arguments);
- projection.invert = project.invert && invert;
- return reset();
- };
- }
- function d3_geo_projectionRadians(stream) {
- return d3_geo_transformPoint(stream, function(x, y) {
- stream.point(x * d3_radians, y * d3_radians);
- });
- }
- function d3_geo_equirectangular(λ, φ) {
- return [ λ, φ ];
- }
- (d3.geo.equirectangular = function() {
- return d3_geo_projection(d3_geo_equirectangular);
- }).raw = d3_geo_equirectangular.invert = d3_geo_equirectangular;
- d3.geo.rotation = function(rotate) {
- rotate = d3_geo_rotation(rotate[0] % 360 * d3_radians, rotate[1] * d3_radians, rotate.length > 2 ? rotate[2] * d3_radians : 0);
- function forward(coordinates) {
- coordinates = rotate(coordinates[0] * d3_radians, coordinates[1] * d3_radians);
- return coordinates[0] *= d3_degrees, coordinates[1] *= d3_degrees, coordinates;
- }
- forward.invert = function(coordinates) {
- coordinates = rotate.invert(coordinates[0] * d3_radians, coordinates[1] * d3_radians);
- return coordinates[0] *= d3_degrees, coordinates[1] *= d3_degrees, coordinates;
- };
- return forward;
- };
- function d3_geo_identityRotation(λ, φ) {
- return [ λ > π ? λ - τ : λ < -π ? λ + τ : λ, φ ];
- }
- d3_geo_identityRotation.invert = d3_geo_equirectangular;
- function d3_geo_rotation(δλ, δφ, δγ) {
- return δλ ? δφ || δγ ? d3_geo_compose(d3_geo_rotationλ(δλ), d3_geo_rotationφγ(δφ, δγ)) : d3_geo_rotationλ(δλ) : δφ || δγ ? d3_geo_rotationφγ(δφ, δγ) : d3_geo_identityRotation;
- }
- function d3_geo_forwardRotationλ(δλ) {
- return function(λ, φ) {
- return λ += δλ, [ λ > π ? λ - τ : λ < -π ? λ + τ : λ, φ ];
- };
- }
- function d3_geo_rotationλ(δλ) {
- var rotation = d3_geo_forwardRotationλ(δλ);
- rotation.invert = d3_geo_forwardRotationλ(-δλ);
- return rotation;
- }
- function d3_geo_rotationφγ(δφ, δγ) {
- var cosδφ = Math.cos(δφ), sinδφ = Math.sin(δφ), cosδγ = Math.cos(δγ), sinδγ = Math.sin(δγ);
- function rotation(λ, φ) {
- var cosφ = Math.cos(φ), x = Math.cos(λ) * cosφ, y = Math.sin(λ) * cosφ, z = Math.sin(φ), k = z * cosδφ + x * sinδφ;
- return [ Math.atan2(y * cosδγ - k * sinδγ, x * cosδφ - z * sinδφ), d3_asin(k * cosδγ + y * sinδγ) ];
- }
- rotation.invert = function(λ, φ) {
- var cosφ = Math.cos(φ), x = Math.cos(λ) * cosφ, y = Math.sin(λ) * cosφ, z = Math.sin(φ), k = z * cosδγ - y * sinδγ;
- return [ Math.atan2(y * cosδγ + z * sinδγ, x * cosδφ + k * sinδφ), d3_asin(k * cosδφ - x * sinδφ) ];
- };
- return rotation;
- }
- d3.geo.circle = function() {
- var origin = [ 0, 0 ], angle, precision = 6, interpolate;
- function circle() {
- var center = typeof origin === "function" ? origin.apply(this, arguments) : origin, rotate = d3_geo_rotation(-center[0] * d3_radians, -center[1] * d3_radians, 0).invert, ring = [];
- interpolate(null, null, 1, {
- point: function(x, y) {
- ring.push(x = rotate(x, y));
- x[0] *= d3_degrees, x[1] *= d3_degrees;
- }
- });
- return {
- type: "Polygon",
- coordinates: [ ring ]
- };
- }
- circle.origin = function(x) {
- if (!arguments.length) return origin;
- origin = x;
- return circle;
- };
- circle.angle = function(x) {
- if (!arguments.length) return angle;
- interpolate = d3_geo_circleInterpolate((angle = +x) * d3_radians, precision * d3_radians);
- return circle;
- };
- circle.precision = function(_) {
- if (!arguments.length) return precision;
- interpolate = d3_geo_circleInterpolate(angle * d3_radians, (precision = +_) * d3_radians);
- return circle;
- };
- return circle.angle(90);
- };
- function d3_geo_circleInterpolate(radius, precision) {
- var cr = Math.cos(radius), sr = Math.sin(radius);
- return function(from, to, direction, listener) {
- var step = direction * precision;
- if (from != null) {
- from = d3_geo_circleAngle(cr, from);
- to = d3_geo_circleAngle(cr, to);
- if (direction > 0 ? from < to : from > to) from += direction * τ;
- } else {
- from = radius + direction * τ;
- to = radius - .5 * step;
- }
- for (var point, t = from; direction > 0 ? t > to : t < to; t -= step) {
- listener.point((point = d3_geo_spherical([ cr, -sr * Math.cos(t), -sr * Math.sin(t) ]))[0], point[1]);
- }
- };
- }
- function d3_geo_circleAngle(cr, point) {
- var a = d3_geo_cartesian(point);
- a[0] -= cr;
- d3_geo_cartesianNormalize(a);
- var angle = d3_acos(-a[1]);
- return ((-a[2] < 0 ? -angle : angle) + 2 * Math.PI - ε) % (2 * Math.PI);
- }
- d3.geo.distance = function(a, b) {
- var Δλ = (b[0] - a[0]) * d3_radians, φ0 = a[1] * d3_radians, φ1 = b[1] * d3_radians, sinΔλ = Math.sin(Δλ), cosΔλ = Math.cos(Δλ), sinφ0 = Math.sin(φ0), cosφ0 = Math.cos(φ0), sinφ1 = Math.sin(φ1), cosφ1 = Math.cos(φ1), t;
- return Math.atan2(Math.sqrt((t = cosφ1 * sinΔλ) * t + (t = cosφ0 * sinφ1 - sinφ0 * cosφ1 * cosΔλ) * t), sinφ0 * sinφ1 + cosφ0 * cosφ1 * cosΔλ);
- };
- d3.geo.graticule = function() {
- var x1, x0, X1, X0, y1, y0, Y1, Y0, dx = 10, dy = dx, DX = 90, DY = 360, x, y, X, Y, precision = 2.5;
- function graticule() {
- return {
- type: "MultiLineString",
- coordinates: lines()
- };
- }
- function lines() {
- return d3.range(Math.ceil(X0 / DX) * DX, X1, DX).map(X).concat(d3.range(Math.ceil(Y0 / DY) * DY, Y1, DY).map(Y)).concat(d3.range(Math.ceil(x0 / dx) * dx, x1, dx).filter(function(x) {
- return abs(x % DX) > ε;
- }).map(x)).concat(d3.range(Math.ceil(y0 / dy) * dy, y1, dy).filter(function(y) {
- return abs(y % DY) > ε;
- }).map(y));
- }
- graticule.lines = function() {
- return lines().map(function(coordinates) {
- return {
- type: "LineString",
- coordinates: coordinates
- };
- });
- };
- graticule.outline = function() {
- return {
- type: "Polygon",
- coordinates: [ X(X0).concat(Y(Y1).slice(1), X(X1).reverse().slice(1), Y(Y0).reverse().slice(1)) ]
- };
- };
- graticule.extent = function(_) {
- if (!arguments.length) return graticule.minorExtent();
- return graticule.majorExtent(_).minorExtent(_);
- };
- graticule.majorExtent = function(_) {
- if (!arguments.length) return [ [ X0, Y0 ], [ X1, Y1 ] ];
- X0 = +_[0][0], X1 = +_[1][0];
- Y0 = +_[0][1], Y1 = +_[1][1];
- if (X0 > X1) _ = X0, X0 = X1, X1 = _;
- if (Y0 > Y1) _ = Y0, Y0 = Y1, Y1 = _;
- return graticule.precision(precision);
- };
- graticule.minorExtent = function(_) {
- if (!arguments.length) return [ [ x0, y0 ], [ x1, y1 ] ];
- x0 = +_[0][0], x1 = +_[1][0];
- y0 = +_[0][1], y1 = +_[1][1];
- if (x0 > x1) _ = x0, x0 = x1, x1 = _;
- if (y0 > y1) _ = y0, y0 = y1, y1 = _;
- return graticule.precision(precision);
- };
- graticule.step = function(_) {
- if (!arguments.length) return graticule.minorStep();
- return graticule.majorStep(_).minorStep(_);
- };
- graticule.majorStep = function(_) {
- if (!arguments.length) return [ DX, DY ];
- DX = +_[0], DY = +_[1];
- return graticule;
- };
- graticule.minorStep = function(_) {
- if (!arguments.length) return [ dx, dy ];
- dx = +_[0], dy = +_[1];
- return graticule;
- };
- graticule.precision = function(_) {
- if (!arguments.length) return precision;
- precision = +_;
- x = d3_geo_graticuleX(y0, y1, 90);
- y = d3_geo_graticuleY(x0, x1, precision);
- X = d3_geo_graticuleX(Y0, Y1, 90);
- Y = d3_geo_graticuleY(X0, X1, precision);
- return graticule;
- };
- return graticule.majorExtent([ [ -180, -90 + ε ], [ 180, 90 - ε ] ]).minorExtent([ [ -180, -80 - ε ], [ 180, 80 + ε ] ]);
- };
- function d3_geo_graticuleX(y0, y1, dy) {
- var y = d3.range(y0, y1 - ε, dy).concat(y1);
- return function(x) {
- return y.map(function(y) {
- return [ x, y ];
- });
- };
- }
- function d3_geo_graticuleY(x0, x1, dx) {
- var x = d3.range(x0, x1 - ε, dx).concat(x1);
- return function(y) {
- return x.map(function(x) {
- return [ x, y ];
- });
- };
- }
- function d3_source(d) {
- return d.source;
- }
- function d3_target(d) {
- return d.target;
- }
- d3.geo.greatArc = function() {
- var source = d3_source, source_, target = d3_target, target_;
- function greatArc() {
- return {
- type: "LineString",
- coordinates: [ source_ || source.apply(this, arguments), target_ || target.apply(this, arguments) ]
- };
- }
- greatArc.distance = function() {
- return d3.geo.distance(source_ || source.apply(this, arguments), target_ || target.apply(this, arguments));
- };
- greatArc.source = function(_) {
- if (!arguments.length) return source;
- source = _, source_ = typeof _ === "function" ? null : _;
- return greatArc;
- };
- greatArc.target = function(_) {
- if (!arguments.length) return target;
- target = _, target_ = typeof _ === "function" ? null : _;
- return greatArc;
- };
- greatArc.precision = function() {
- return arguments.length ? greatArc : 0;
- };
- return greatArc;
- };
- d3.geo.interpolate = function(source, target) {
- return d3_geo_interpolate(source[0] * d3_radians, source[1] * d3_radians, target[0] * d3_radians, target[1] * d3_radians);
- };
- function d3_geo_interpolate(x0, y0, x1, y1) {
- var cy0 = Math.cos(y0), sy0 = Math.sin(y0), cy1 = Math.cos(y1), sy1 = Math.sin(y1), kx0 = cy0 * Math.cos(x0), ky0 = cy0 * Math.sin(x0), kx1 = cy1 * Math.cos(x1), ky1 = cy1 * Math.sin(x1), d = 2 * Math.asin(Math.sqrt(d3_haversin(y1 - y0) + cy0 * cy1 * d3_haversin(x1 - x0))), k = 1 / Math.sin(d);
- var interpolate = d ? function(t) {
- var B = Math.sin(t *= d) * k, A = Math.sin(d - t) * k, x = A * kx0 + B * kx1, y = A * ky0 + B * ky1, z = A * sy0 + B * sy1;
- return [ Math.atan2(y, x) * d3_degrees, Math.atan2(z, Math.sqrt(x * x + y * y)) * d3_degrees ];
- } : function() {
- return [ x0 * d3_degrees, y0 * d3_degrees ];
- };
- interpolate.distance = d;
- return interpolate;
- }
- d3.geo.length = function(object) {
- d3_geo_lengthSum = 0;
- d3.geo.stream(object, d3_geo_length);
- return d3_geo_lengthSum;
- };
- var d3_geo_lengthSum;
- var d3_geo_length = {
- sphere: d3_noop,
- point: d3_noop,
- lineStart: d3_geo_lengthLineStart,
- lineEnd: d3_noop,
- polygonStart: d3_noop,
- polygonEnd: d3_noop
- };
- function d3_geo_lengthLineStart() {
- var λ0, sinφ0, cosφ0;
- d3_geo_length.point = function(λ, φ) {
- λ0 = λ * d3_radians, sinφ0 = Math.sin(φ *= d3_radians), cosφ0 = Math.cos(φ);
- d3_geo_length.point = nextPoint;
- };
- d3_geo_length.lineEnd = function() {
- d3_geo_length.point = d3_geo_length.lineEnd = d3_noop;
- };
- function nextPoint(λ, φ) {
- var sinφ = Math.sin(φ *= d3_radians), cosφ = Math.cos(φ), t = abs((λ *= d3_radians) - λ0), cosΔλ = Math.cos(t);
- d3_geo_lengthSum += Math.atan2(Math.sqrt((t = cosφ * Math.sin(t)) * t + (t = cosφ0 * sinφ - sinφ0 * cosφ * cosΔλ) * t), sinφ0 * sinφ + cosφ0 * cosφ * cosΔλ);
- λ0 = λ, sinφ0 = sinφ, cosφ0 = cosφ;
- }
- }
- function d3_geo_azimuthal(scale, angle) {
- function azimuthal(λ, φ) {
- var cosλ = Math.cos(λ), cosφ = Math.cos(φ), k = scale(cosλ * cosφ);
- return [ k * cosφ * Math.sin(λ), k * Math.sin(φ) ];
- }
- azimuthal.invert = function(x, y) {
- var ρ = Math.sqrt(x * x + y * y), c = angle(ρ), sinc = Math.sin(c), cosc = Math.cos(c);
- return [ Math.atan2(x * sinc, ρ * cosc), Math.asin(ρ && y * sinc / ρ) ];
- };
- return azimuthal;
- }
- var d3_geo_azimuthalEqualArea = d3_geo_azimuthal(function(cosλcosφ) {
- return Math.sqrt(2 / (1 + cosλcosφ));
- }, function(ρ) {
- return 2 * Math.asin(ρ / 2);
- });
- (d3.geo.azimuthalEqualArea = function() {
- return d3_geo_projection(d3_geo_azimuthalEqualArea);
- }).raw = d3_geo_azimuthalEqualArea;
- var d3_geo_azimuthalEquidistant = d3_geo_azimuthal(function(cosλcosφ) {
- var c = Math.acos(cosλcosφ);
- return c && c / Math.sin(c);
- }, d3_identity);
- (d3.geo.azimuthalEquidistant = function() {
- return d3_geo_projection(d3_geo_azimuthalEquidistant);
- }).raw = d3_geo_azimuthalEquidistant;
- function d3_geo_conicConformal(φ0, φ1) {
- var cosφ0 = Math.cos(φ0), t = function(φ) {
- return Math.tan(π / 4 + φ / 2);
- }, n = φ0 === φ1 ? Math.sin(φ0) : Math.log(cosφ0 / Math.cos(φ1)) / Math.log(t(φ1) / t(φ0)), F = cosφ0 * Math.pow(t(φ0), n) / n;
- if (!n) return d3_geo_mercator;
- function forward(λ, φ) {
- if (F > 0) {
- if (φ < -halfπ + ε) φ = -halfπ + ε;
- } else {
- if (φ > halfπ - ε) φ = halfπ - ε;
- }
- var ρ = F / Math.pow(t(φ), n);
- return [ ρ * Math.sin(n * λ), F - ρ * Math.cos(n * λ) ];
- }
- forward.invert = function(x, y) {
- var ρ0_y = F - y, ρ = d3_sgn(n) * Math.sqrt(x * x + ρ0_y * ρ0_y);
- return [ Math.atan2(x, ρ0_y) / n, 2 * Math.atan(Math.pow(F / ρ, 1 / n)) - halfπ ];
- };
- return forward;
- }
- (d3.geo.conicConformal = function() {
- return d3_geo_conic(d3_geo_conicConformal);
- }).raw = d3_geo_conicConformal;
- function d3_geo_conicEquidistant(φ0, φ1) {
- var cosφ0 = Math.cos(φ0), n = φ0 === φ1 ? Math.sin(φ0) : (cosφ0 - Math.cos(φ1)) / (φ1 - φ0), G = cosφ0 / n + φ0;
- if (abs(n) < ε) return d3_geo_equirectangular;
- function forward(λ, φ) {
- var ρ = G - φ;
- return [ ρ * Math.sin(n * λ), G - ρ * Math.cos(n * λ) ];
- }
- forward.invert = function(x, y) {
- var ρ0_y = G - y;
- return [ Math.atan2(x, ρ0_y) / n, G - d3_sgn(n) * Math.sqrt(x * x + ρ0_y * ρ0_y) ];
- };
- return forward;
- }
- (d3.geo.conicEquidistant = function() {
- return d3_geo_conic(d3_geo_conicEquidistant);
- }).raw = d3_geo_conicEquidistant;
- var d3_geo_gnomonic = d3_geo_azimuthal(function(cosλcosφ) {
- return 1 / cosλcosφ;
- }, Math.atan);
- (d3.geo.gnomonic = function() {
- return d3_geo_projection(d3_geo_gnomonic);
- }).raw = d3_geo_gnomonic;
- function d3_geo_mercator(λ, φ) {
- return [ λ, Math.log(Math.tan(π / 4 + φ / 2)) ];
- }
- d3_geo_mercator.invert = function(x, y) {
- return [ x, 2 * Math.atan(Math.exp(y)) - halfπ ];
- };
- function d3_geo_mercatorProjection(project) {
- var m = d3_geo_projection(project), scale = m.scale, translate = m.translate, clipExtent = m.clipExtent, clipAuto;
- m.scale = function() {
- var v = scale.apply(m, arguments);
- return v === m ? clipAuto ? m.clipExtent(null) : m : v;
- };
- m.translate = function() {
- var v = translate.apply(m, arguments);
- return v === m ? clipAuto ? m.clipExtent(null) : m : v;
- };
- m.clipExtent = function(_) {
- var v = clipExtent.apply(m, arguments);
- if (v === m) {
- if (clipAuto = _ == null) {
- var k = π * scale(), t = translate();
- clipExtent([ [ t[0] - k, t[1] - k ], [ t[0] + k, t[1] + k ] ]);
- }
- } else if (clipAuto) {
- v = null;
- }
- return v;
- };
- return m.clipExtent(null);
- }
- (d3.geo.mercator = function() {
- return d3_geo_mercatorProjection(d3_geo_mercator);
- }).raw = d3_geo_mercator;
- var d3_geo_orthographic = d3_geo_azimuthal(function() {
- return 1;
- }, Math.asin);
- (d3.geo.orthographic = function() {
- return d3_geo_projection(d3_geo_orthographic);
- }).raw = d3_geo_orthographic;
- var d3_geo_stereographic = d3_geo_azimuthal(function(cosλcosφ) {
- return 1 / (1 + cosλcosφ);
- }, function(ρ) {
- return 2 * Math.atan(ρ);
- });
- (d3.geo.stereographic = function() {
- return d3_geo_projection(d3_geo_stereographic);
- }).raw = d3_geo_stereographic;
- function d3_geo_transverseMercator(λ, φ) {
- return [ Math.log(Math.tan(π / 4 + φ / 2)), -λ ];
- }
- d3_geo_transverseMercator.invert = function(x, y) {
- return [ -y, 2 * Math.atan(Math.exp(x)) - halfπ ];
- };
- (d3.geo.transverseMercator = function() {
- var projection = d3_geo_mercatorProjection(d3_geo_transverseMercator), center = projection.center, rotate = projection.rotate;
- projection.center = function(_) {
- return _ ? center([ -_[1], _[0] ]) : (_ = center(), [ _[1], -_[0] ]);
- };
- projection.rotate = function(_) {
- return _ ? rotate([ _[0], _[1], _.length > 2 ? _[2] + 90 : 90 ]) : (_ = rotate(),
- [ _[0], _[1], _[2] - 90 ]);
- };
- return rotate([ 0, 0, 90 ]);
- }).raw = d3_geo_transverseMercator;
- d3.geom = {};
- function d3_geom_pointX(d) {
- return d[0];
- }
- function d3_geom_pointY(d) {
- return d[1];
- }
- d3.geom.hull = function(vertices) {
- var x = d3_geom_pointX, y = d3_geom_pointY;
- if (arguments.length) return hull(vertices);
- function hull(data) {
- if (data.length < 3) return [];
- var fx = d3_functor(x), fy = d3_functor(y), i, n = data.length, points = [], flippedPoints = [];
- for (i = 0; i < n; i++) {
- points.push([ +fx.call(this, data[i], i), +fy.call(this, data[i], i), i ]);
- }
- points.sort(d3_geom_hullOrder);
- for (i = 0; i < n; i++) flippedPoints.push([ points[i][0], -points[i][1] ]);
- var upper = d3_geom_hullUpper(points), lower = d3_geom_hullUpper(flippedPoints);
- var skipLeft = lower[0] === upper[0], skipRight = lower[lower.length - 1] === upper[upper.length - 1], polygon = [];
- for (i = upper.length - 1; i >= 0; --i) polygon.push(data[points[upper[i]][2]]);
- for (i = +skipLeft; i < lower.length - skipRight; ++i) polygon.push(data[points[lower[i]][2]]);
- return polygon;
- }
- hull.x = function(_) {
- return arguments.length ? (x = _, hull) : x;
- };
- hull.y = function(_) {
- return arguments.length ? (y = _, hull) : y;
- };
- return hull;
- };
- function d3_geom_hullUpper(points) {
- var n = points.length, hull = [ 0, 1 ], hs = 2;
- for (var i = 2; i < n; i++) {
- while (hs > 1 && d3_cross2d(points[hull[hs - 2]], points[hull[hs - 1]], points[i]) <= 0) --hs;
- hull[hs++] = i;
- }
- return hull.slice(0, hs);
- }
- function d3_geom_hullOrder(a, b) {
- return a[0] - b[0] || a[1] - b[1];
- }
- d3.geom.polygon = function(coordinates) {
- d3_subclass(coordinates, d3_geom_polygonPrototype);
- return coordinates;
- };
- var d3_geom_polygonPrototype = d3.geom.polygon.prototype = [];
- d3_geom_polygonPrototype.area = function() {
- var i = -1, n = this.length, a, b = this[n - 1], area = 0;
- while (++i < n) {
- a = b;
- b = this[i];
- area += a[1] * b[0] - a[0] * b[1];
- }
- return area * .5;
- };
- d3_geom_polygonPrototype.centroid = function(k) {
- var i = -1, n = this.length, x = 0, y = 0, a, b = this[n - 1], c;
- if (!arguments.length) k = -1 / (6 * this.area());
- while (++i < n) {
- a = b;
- b = this[i];
- c = a[0] * b[1] - b[0] * a[1];
- x += (a[0] + b[0]) * c;
- y += (a[1] + b[1]) * c;
- }
- return [ x * k, y * k ];
- };
- d3_geom_polygonPrototype.clip = function(subject) {
- var input, closed = d3_geom_polygonClosed(subject), i = -1, n = this.length - d3_geom_polygonClosed(this), j, m, a = this[n - 1], b, c, d;
- while (++i < n) {
- input = subject.slice();
- subject.length = 0;
- b = this[i];
- c = input[(m = input.length - closed) - 1];
- j = -1;
- while (++j < m) {
- d = input[j];
- if (d3_geom_polygonInside(d, a, b)) {
- if (!d3_geom_polygonInside(c, a, b)) {
- subject.push(d3_geom_polygonIntersect(c, d, a, b));
- }
- subject.push(d);
- } else if (d3_geom_polygonInside(c, a, b)) {
- subject.push(d3_geom_polygonIntersect(c, d, a, b));
- }
- c = d;
- }
- if (closed) subject.push(subject[0]);
- a = b;
- }
- return subject;
- };
- function d3_geom_polygonInside(p, a, b) {
- return (b[0] - a[0]) * (p[1] - a[1]) < (b[1] - a[1]) * (p[0] - a[0]);
- }
- function d3_geom_polygonIntersect(c, d, a, b) {
- var x1 = c[0], x3 = a[0], x21 = d[0] - x1, x43 = b[0] - x3, y1 = c[1], y3 = a[1], y21 = d[1] - y1, y43 = b[1] - y3, ua = (x43 * (y1 - y3) - y43 * (x1 - x3)) / (y43 * x21 - x43 * y21);
- return [ x1 + ua * x21, y1 + ua * y21 ];
- }
- function d3_geom_polygonClosed(coordinates) {
- var a = coordinates[0], b = coordinates[coordinates.length - 1];
- return !(a[0] - b[0] || a[1] - b[1]);
- }
- var d3_geom_voronoiEdges, d3_geom_voronoiCells, d3_geom_voronoiBeaches, d3_geom_voronoiBeachPool = [], d3_geom_voronoiFirstCircle, d3_geom_voronoiCircles, d3_geom_voronoiCirclePool = [];
- function d3_geom_voronoiBeach() {
- d3_geom_voronoiRedBlackNode(this);
- this.edge = this.site = this.circle = null;
- }
- function d3_geom_voronoiCreateBeach(site) {
- var beach = d3_geom_voronoiBeachPool.pop() || new d3_geom_voronoiBeach();
- beach.site = site;
- return beach;
- }
- function d3_geom_voronoiDetachBeach(beach) {
- d3_geom_voronoiDetachCircle(beach);
- d3_geom_voronoiBeaches.remove(beach);
- d3_geom_voronoiBeachPool.push(beach);
- d3_geom_voronoiRedBlackNode(beach);
- }
- function d3_geom_voronoiRemoveBeach(beach) {
- var circle = beach.circle, x = circle.x, y = circle.cy, vertex = {
- x: x,
- y: y
- }, previous = beach.P, next = beach.N, disappearing = [ beach ];
- d3_geom_voronoiDetachBeach(beach);
- var lArc = previous;
- while (lArc.circle && abs(x - lArc.circle.x) < ε && abs(y - lArc.circle.cy) < ε) {
- previous = lArc.P;
- disappearing.unshift(lArc);
- d3_geom_voronoiDetachBeach(lArc);
- lArc = previous;
- }
- disappearing.unshift(lArc);
- d3_geom_voronoiDetachCircle(lArc);
- var rArc = next;
- while (rArc.circle && abs(x - rArc.circle.x) < ε && abs(y - rArc.circle.cy) < ε) {
- next = rArc.N;
- disappearing.push(rArc);
- d3_geom_voronoiDetachBeach(rArc);
- rArc = next;
- }
- disappearing.push(rArc);
- d3_geom_voronoiDetachCircle(rArc);
- var nArcs = disappearing.length, iArc;
- for (iArc = 1; iArc < nArcs; ++iArc) {
- rArc = disappearing[iArc];
- lArc = disappearing[iArc - 1];
- d3_geom_voronoiSetEdgeEnd(rArc.edge, lArc.site, rArc.site, vertex);
- }
- lArc = disappearing[0];
- rArc = disappearing[nArcs - 1];
- rArc.edge = d3_geom_voronoiCreateEdge(lArc.site, rArc.site, null, vertex);
- d3_geom_voronoiAttachCircle(lArc);
- d3_geom_voronoiAttachCircle(rArc);
- }
- function d3_geom_voronoiAddBeach(site) {
- var x = site.x, directrix = site.y, lArc, rArc, dxl, dxr, node = d3_geom_voronoiBeaches._;
- while (node) {
- dxl = d3_geom_voronoiLeftBreakPoint(node, directrix) - x;
- if (dxl > ε) node = node.L; else {
- dxr = x - d3_geom_voronoiRightBreakPoint(node, directrix);
- if (dxr > ε) {
- if (!node.R) {
- lArc = node;
- break;
- }
- node = node.R;
- } else {
- if (dxl > -ε) {
- lArc = node.P;
- rArc = node;
- } else if (dxr > -ε) {
- lArc = node;
- rArc = node.N;
- } else {
- lArc = rArc = node;
- }
- break;
- }
- }
- }
- var newArc = d3_geom_voronoiCreateBeach(site);
- d3_geom_voronoiBeaches.insert(lArc, newArc);
- if (!lArc && !rArc) return;
- if (lArc === rArc) {
- d3_geom_voronoiDetachCircle(lArc);
- rArc = d3_geom_voronoiCreateBeach(lArc.site);
- d3_geom_voronoiBeaches.insert(newArc, rArc);
- newArc.edge = rArc.edge = d3_geom_voronoiCreateEdge(lArc.site, newArc.site);
- d3_geom_voronoiAttachCircle(lArc);
- d3_geom_voronoiAttachCircle(rArc);
- return;
- }
- if (!rArc) {
- newArc.edge = d3_geom_voronoiCreateEdge(lArc.site, newArc.site);
- return;
- }
- d3_geom_voronoiDetachCircle(lArc);
- d3_geom_voronoiDetachCircle(rArc);
- var lSite = lArc.site, ax = lSite.x, ay = lSite.y, bx = site.x - ax, by = site.y - ay, rSite = rArc.site, cx = rSite.x - ax, cy = rSite.y - ay, d = 2 * (bx * cy - by * cx), hb = bx * bx + by * by, hc = cx * cx + cy * cy, vertex = {
- x: (cy * hb - by * hc) / d + ax,
- y: (bx * hc - cx * hb) / d + ay
- };
- d3_geom_voronoiSetEdgeEnd(rArc.edge, lSite, rSite, vertex);
- newArc.edge = d3_geom_voronoiCreateEdge(lSite, site, null, vertex);
- rArc.edge = d3_geom_voronoiCreateEdge(site, rSite, null, vertex);
- d3_geom_voronoiAttachCircle(lArc);
- d3_geom_voronoiAttachCircle(rArc);
- }
- function d3_geom_voronoiLeftBreakPoint(arc, directrix) {
- var site = arc.site, rfocx = site.x, rfocy = site.y, pby2 = rfocy - directrix;
- if (!pby2) return rfocx;
- var lArc = arc.P;
- if (!lArc) return -Infinity;
- site = lArc.site;
- var lfocx = site.x, lfocy = site.y, plby2 = lfocy - directrix;
- if (!plby2) return lfocx;
- var hl = lfocx - rfocx, aby2 = 1 / pby2 - 1 / plby2, b = hl / plby2;
- if (aby2) return (-b + Math.sqrt(b * b - 2 * aby2 * (hl * hl / (-2 * plby2) - lfocy + plby2 / 2 + rfocy - pby2 / 2))) / aby2 + rfocx;
- return (rfocx + lfocx) / 2;
- }
- function d3_geom_voronoiRightBreakPoint(arc, directrix) {
- var rArc = arc.N;
- if (rArc) return d3_geom_voronoiLeftBreakPoint(rArc, directrix);
- var site = arc.site;
- return site.y === directrix ? site.x : Infinity;
- }
- function d3_geom_voronoiCell(site) {
- this.site = site;
- this.edges = [];
- }
- d3_geom_voronoiCell.prototype.prepare = function() {
- var halfEdges = this.edges, iHalfEdge = halfEdges.length, edge;
- while (iHalfEdge--) {
- edge = halfEdges[iHalfEdge].edge;
- if (!edge.b || !edge.a) halfEdges.splice(iHalfEdge, 1);
- }
- halfEdges.sort(d3_geom_voronoiHalfEdgeOrder);
- return halfEdges.length;
- };
- function d3_geom_voronoiCloseCells(extent) {
- var x0 = extent[0][0], x1 = extent[1][0], y0 = extent[0][1], y1 = extent[1][1], x2, y2, x3, y3, cells = d3_geom_voronoiCells, iCell = cells.length, cell, iHalfEdge, halfEdges, nHalfEdges, start, end;
- while (iCell--) {
- cell = cells[iCell];
- if (!cell || !cell.prepare()) continue;
- halfEdges = cell.edges;
- nHalfEdges = halfEdges.length;
- iHalfEdge = 0;
- while (iHalfEdge < nHalfEdges) {
- end = halfEdges[iHalfEdge].end(), x3 = end.x, y3 = end.y;
- start = halfEdges[++iHalfEdge % nHalfEdges].start(), x2 = start.x, y2 = start.y;
- if (abs(x3 - x2) > ε || abs(y3 - y2) > ε) {
- halfEdges.splice(iHalfEdge, 0, new d3_geom_voronoiHalfEdge(d3_geom_voronoiCreateBorderEdge(cell.site, end, abs(x3 - x0) < ε && y1 - y3 > ε ? {
- x: x0,
- y: abs(x2 - x0) < ε ? y2 : y1
- } : abs(y3 - y1) < ε && x1 - x3 > ε ? {
- x: abs(y2 - y1) < ε ? x2 : x1,
- y: y1
- } : abs(x3 - x1) < ε && y3 - y0 > ε ? {
- x: x1,
- y: abs(x2 - x1) < ε ? y2 : y0
- } : abs(y3 - y0) < ε && x3 - x0 > ε ? {
- x: abs(y2 - y0) < ε ? x2 : x0,
- y: y0
- } : null), cell.site, null));
- ++nHalfEdges;
- }
- }
- }
- }
- function d3_geom_voronoiHalfEdgeOrder(a, b) {
- return b.angle - a.angle;
- }
- function d3_geom_voronoiCircle() {
- d3_geom_voronoiRedBlackNode(this);
- this.x = this.y = this.arc = this.site = this.cy = null;
- }
- function d3_geom_voronoiAttachCircle(arc) {
- var lArc = arc.P, rArc = arc.N;
- if (!lArc || !rArc) return;
- var lSite = lArc.site, cSite = arc.site, rSite = rArc.site;
- if (lSite === rSite) return;
- var bx = cSite.x, by = cSite.y, ax = lSite.x - bx, ay = lSite.y - by, cx = rSite.x - bx, cy = rSite.y - by;
- var d = 2 * (ax * cy - ay * cx);
- if (d >= -ε2) return;
- var ha = ax * ax + ay * ay, hc = cx * cx + cy * cy, x = (cy * ha - ay * hc) / d, y = (ax * hc - cx * ha) / d, cy = y + by;
- var circle = d3_geom_voronoiCirclePool.pop() || new d3_geom_voronoiCircle();
- circle.arc = arc;
- circle.site = cSite;
- circle.x = x + bx;
- circle.y = cy + Math.sqrt(x * x + y * y);
- circle.cy = cy;
- arc.circle = circle;
- var before = null, node = d3_geom_voronoiCircles._;
- while (node) {
- if (circle.y < node.y || circle.y === node.y && circle.x <= node.x) {
- if (node.L) node = node.L; else {
- before = node.P;
- break;
- }
- } else {
- if (node.R) node = node.R; else {
- before = node;
- break;
- }
- }
- }
- d3_geom_voronoiCircles.insert(before, circle);
- if (!before) d3_geom_voronoiFirstCircle = circle;
- }
- function d3_geom_voronoiDetachCircle(arc) {
- var circle = arc.circle;
- if (circle) {
- if (!circle.P) d3_geom_voronoiFirstCircle = circle.N;
- d3_geom_voronoiCircles.remove(circle);
- d3_geom_voronoiCirclePool.push(circle);
- d3_geom_voronoiRedBlackNode(circle);
- arc.circle = null;
- }
- }
- function d3_geom_voronoiClipEdges(extent) {
- var edges = d3_geom_voronoiEdges, clip = d3_geom_clipLine(extent[0][0], extent[0][1], extent[1][0], extent[1][1]), i = edges.length, e;
- while (i--) {
- e = edges[i];
- if (!d3_geom_voronoiConnectEdge(e, extent) || !clip(e) || abs(e.a.x - e.b.x) < ε && abs(e.a.y - e.b.y) < ε) {
- e.a = e.b = null;
- edges.splice(i, 1);
- }
- }
- }
- function d3_geom_voronoiConnectEdge(edge, extent) {
- var vb = edge.b;
- if (vb) return true;
- var va = edge.a, x0 = extent[0][0], x1 = extent[1][0], y0 = extent[0][1], y1 = extent[1][1], lSite = edge.l, rSite = edge.r, lx = lSite.x, ly = lSite.y, rx = rSite.x, ry = rSite.y, fx = (lx + rx) / 2, fy = (ly + ry) / 2, fm, fb;
- if (ry === ly) {
- if (fx < x0 || fx >= x1) return;
- if (lx > rx) {
- if (!va) va = {
- x: fx,
- y: y0
- }; else if (va.y >= y1) return;
- vb = {
- x: fx,
- y: y1
- };
- } else {
- if (!va) va = {
- x: fx,
- y: y1
- }; else if (va.y < y0) return;
- vb = {
- x: fx,
- y: y0
- };
- }
- } else {
- fm = (lx - rx) / (ry - ly);
- fb = fy - fm * fx;
- if (fm < -1 || fm > 1) {
- if (lx > rx) {
- if (!va) va = {
- x: (y0 - fb) / fm,
- y: y0
- }; else if (va.y >= y1) return;
- vb = {
- x: (y1 - fb) / fm,
- y: y1
- };
- } else {
- if (!va) va = {
- x: (y1 - fb) / fm,
- y: y1
- }; else if (va.y < y0) return;
- vb = {
- x: (y0 - fb) / fm,
- y: y0
- };
- }
- } else {
- if (ly < ry) {
- if (!va) va = {
- x: x0,
- y: fm * x0 + fb
- }; else if (va.x >= x1) return;
- vb = {
- x: x1,
- y: fm * x1 + fb
- };
- } else {
- if (!va) va = {
- x: x1,
- y: fm * x1 + fb
- }; else if (va.x < x0) return;
- vb = {
- x: x0,
- y: fm * x0 + fb
- };
- }
- }
- }
- edge.a = va;
- edge.b = vb;
- return true;
- }
- function d3_geom_voronoiEdge(lSite, rSite) {
- this.l = lSite;
- this.r = rSite;
- this.a = this.b = null;
- }
- function d3_geom_voronoiCreateEdge(lSite, rSite, va, vb) {
- var edge = new d3_geom_voronoiEdge(lSite, rSite);
- d3_geom_voronoiEdges.push(edge);
- if (va) d3_geom_voronoiSetEdgeEnd(edge, lSite, rSite, va);
- if (vb) d3_geom_voronoiSetEdgeEnd(edge, rSite, lSite, vb);
- d3_geom_voronoiCells[lSite.i].edges.push(new d3_geom_voronoiHalfEdge(edge, lSite, rSite));
- d3_geom_voronoiCells[rSite.i].edges.push(new d3_geom_voronoiHalfEdge(edge, rSite, lSite));
- return edge;
- }
- function d3_geom_voronoiCreateBorderEdge(lSite, va, vb) {
- var edge = new d3_geom_voronoiEdge(lSite, null);
- edge.a = va;
- edge.b = vb;
- d3_geom_voronoiEdges.push(edge);
- return edge;
- }
- function d3_geom_voronoiSetEdgeEnd(edge, lSite, rSite, vertex) {
- if (!edge.a && !edge.b) {
- edge.a = vertex;
- edge.l = lSite;
- edge.r = rSite;
- } else if (edge.l === rSite) {
- edge.b = vertex;
- } else {
- edge.a = vertex;
- }
- }
- function d3_geom_voronoiHalfEdge(edge, lSite, rSite) {
- var va = edge.a, vb = edge.b;
- this.edge = edge;
- this.site = lSite;
- this.angle = rSite ? Math.atan2(rSite.y - lSite.y, rSite.x - lSite.x) : edge.l === lSite ? Math.atan2(vb.x - va.x, va.y - vb.y) : Math.atan2(va.x - vb.x, vb.y - va.y);
- }
- d3_geom_voronoiHalfEdge.prototype = {
- start: function() {
- return this.edge.l === this.site ? this.edge.a : this.edge.b;
- },
- end: function() {
- return this.edge.l === this.site ? this.edge.b : this.edge.a;
- }
- };
- function d3_geom_voronoiRedBlackTree() {
- this._ = null;
- }
- function d3_geom_voronoiRedBlackNode(node) {
- node.U = node.C = node.L = node.R = node.P = node.N = null;
- }
- d3_geom_voronoiRedBlackTree.prototype = {
- insert: function(after, node) {
- var parent, grandpa, uncle;
- if (after) {
- node.P = after;
- node.N = after.N;
- if (after.N) after.N.P = node;
- after.N = node;
- if (after.R) {
- after = after.R;
- while (after.L) after = after.L;
- after.L = node;
- } else {
- after.R = node;
- }
- parent = after;
- } else if (this._) {
- after = d3_geom_voronoiRedBlackFirst(this._);
- node.P = null;
- node.N = after;
- after.P = after.L = node;
- parent = after;
- } else {
- node.P = node.N = null;
- this._ = node;
- parent = null;
- }
- node.L = node.R = null;
- node.U = parent;
- node.C = true;
- after = node;
- while (parent && parent.C) {
- grandpa = parent.U;
- if (parent === grandpa.L) {
- uncle = grandpa.R;
- if (uncle && uncle.C) {
- parent.C = uncle.C = false;
- grandpa.C = true;
- after = grandpa;
- } else {
- if (after === parent.R) {
- d3_geom_voronoiRedBlackRotateLeft(this, parent);
- after = parent;
- parent = after.U;
- }
- parent.C = false;
- grandpa.C = true;
- d3_geom_voronoiRedBlackRotateRight(this, grandpa);
- }
- } else {
- uncle = grandpa.L;
- if (uncle && uncle.C) {
- parent.C = uncle.C = false;
- grandpa.C = true;
- after = grandpa;
- } else {
- if (after === parent.L) {
- d3_geom_voronoiRedBlackRotateRight(this, parent);
- after = parent;
- parent = after.U;
- }
- parent.C = false;
- grandpa.C = true;
- d3_geom_voronoiRedBlackRotateLeft(this, grandpa);
- }
- }
- parent = after.U;
- }
- this._.C = false;
- },
- remove: function(node) {
- if (node.N) node.N.P = node.P;
- if (node.P) node.P.N = node.N;
- node.N = node.P = null;
- var parent = node.U, sibling, left = node.L, right = node.R, next, red;
- if (!left) next = right; else if (!right) next = left; else next = d3_geom_voronoiRedBlackFirst(right);
- if (parent) {
- if (parent.L === node) parent.L = next; else parent.R = next;
- } else {
- this._ = next;
- }
- if (left && right) {
- red = next.C;
- next.C = node.C;
- next.L = left;
- left.U = next;
- if (next !== right) {
- parent = next.U;
- next.U = node.U;
- node = next.R;
- parent.L = node;
- next.R = right;
- right.U = next;
- } else {
- next.U = parent;
- parent = next;
- node = next.R;
- }
- } else {
- red = node.C;
- node = next;
- }
- if (node) node.U = parent;
- if (red) return;
- if (node && node.C) {
- node.C = false;
- return;
- }
- do {
- if (node === this._) break;
- if (node === parent.L) {
- sibling = parent.R;
- if (sibling.C) {
- sibling.C = false;
- parent.C = true;
- d3_geom_voronoiRedBlackRotateLeft(this, parent);
- sibling = parent.R;
- }
- if (sibling.L && sibling.L.C || sibling.R && sibling.R.C) {
- if (!sibling.R || !sibling.R.C) {
- sibling.L.C = false;
- sibling.C = true;
- d3_geom_voronoiRedBlackRotateRight(this, sibling);
- sibling = parent.R;
- }
- sibling.C = parent.C;
- parent.C = sibling.R.C = false;
- d3_geom_voronoiRedBlackRotateLeft(this, parent);
- node = this._;
- break;
- }
- } else {
- sibling = parent.L;
- if (sibling.C) {
- sibling.C = false;
- parent.C = true;
- d3_geom_voronoiRedBlackRotateRight(this, parent);
- sibling = parent.L;
- }
- if (sibling.L && sibling.L.C || sibling.R && sibling.R.C) {
- if (!sibling.L || !sibling.L.C) {
- sibling.R.C = false;
- sibling.C = true;
- d3_geom_voronoiRedBlackRotateLeft(this, sibling);
- sibling = parent.L;
- }
- sibling.C = parent.C;
- parent.C = sibling.L.C = false;
- d3_geom_voronoiRedBlackRotateRight(this, parent);
- node = this._;
- break;
- }
- }
- sibling.C = true;
- node = parent;
- parent = parent.U;
- } while (!node.C);
- if (node) node.C = false;
- }
- };
- function d3_geom_voronoiRedBlackRotateLeft(tree, node) {
- var p = node, q = node.R, parent = p.U;
- if (parent) {
- if (parent.L === p) parent.L = q; else parent.R = q;
- } else {
- tree._ = q;
- }
- q.U = parent;
- p.U = q;
- p.R = q.L;
- if (p.R) p.R.U = p;
- q.L = p;
- }
- function d3_geom_voronoiRedBlackRotateRight(tree, node) {
- var p = node, q = node.L, parent = p.U;
- if (parent) {
- if (parent.L === p) parent.L = q; else parent.R = q;
- } else {
- tree._ = q;
- }
- q.U = parent;
- p.U = q;
- p.L = q.R;
- if (p.L) p.L.U = p;
- q.R = p;
- }
- function d3_geom_voronoiRedBlackFirst(node) {
- while (node.L) node = node.L;
- return node;
- }
- function d3_geom_voronoi(sites, bbox) {
- var site = sites.sort(d3_geom_voronoiVertexOrder).pop(), x0, y0, circle;
- d3_geom_voronoiEdges = [];
- d3_geom_voronoiCells = new Array(sites.length);
- d3_geom_voronoiBeaches = new d3_geom_voronoiRedBlackTree();
- d3_geom_voronoiCircles = new d3_geom_voronoiRedBlackTree();
- while (true) {
- circle = d3_geom_voronoiFirstCircle;
- if (site && (!circle || site.y < circle.y || site.y === circle.y && site.x < circle.x)) {
- if (site.x !== x0 || site.y !== y0) {
- d3_geom_voronoiCells[site.i] = new d3_geom_voronoiCell(site);
- d3_geom_voronoiAddBeach(site);
- x0 = site.x, y0 = site.y;
- }
- site = sites.pop();
- } else if (circle) {
- d3_geom_voronoiRemoveBeach(circle.arc);
- } else {
- break;
- }
- }
- if (bbox) d3_geom_voronoiClipEdges(bbox), d3_geom_voronoiCloseCells(bbox);
- var diagram = {
- cells: d3_geom_voronoiCells,
- edges: d3_geom_voronoiEdges
- };
- d3_geom_voronoiBeaches = d3_geom_voronoiCircles = d3_geom_voronoiEdges = d3_geom_voronoiCells = null;
- return diagram;
- }
- function d3_geom_voronoiVertexOrder(a, b) {
- return b.y - a.y || b.x - a.x;
- }
- d3.geom.voronoi = function(points) {
- var x = d3_geom_pointX, y = d3_geom_pointY, fx = x, fy = y, clipExtent = d3_geom_voronoiClipExtent;
- if (points) return voronoi(points);
- function voronoi(data) {
- var polygons = new Array(data.length), x0 = clipExtent[0][0], y0 = clipExtent[0][1], x1 = clipExtent[1][0], y1 = clipExtent[1][1];
- d3_geom_voronoi(sites(data), clipExtent).cells.forEach(function(cell, i) {
- var edges = cell.edges, site = cell.site, polygon = polygons[i] = edges.length ? edges.map(function(e) {
- var s = e.start();
- return [ s.x, s.y ];
- }) : site.x >= x0 && site.x <= x1 && site.y >= y0 && site.y <= y1 ? [ [ x0, y1 ], [ x1, y1 ], [ x1, y0 ], [ x0, y0 ] ] : [];
- polygon.point = data[i];
- });
- return polygons;
- }
- function sites(data) {
- return data.map(function(d, i) {
- return {
- x: Math.round(fx(d, i) / ε) * ε,
- y: Math.round(fy(d, i) / ε) * ε,
- i: i
- };
- });
- }
- voronoi.links = function(data) {
- return d3_geom_voronoi(sites(data)).edges.filter(function(edge) {
- return edge.l && edge.r;
- }).map(function(edge) {
- return {
- source: data[edge.l.i],
- target: data[edge.r.i]
- };
- });
- };
- voronoi.triangles = function(data) {
- var triangles = [];
- d3_geom_voronoi(sites(data)).cells.forEach(function(cell, i) {
- var site = cell.site, edges = cell.edges.sort(d3_geom_voronoiHalfEdgeOrder), j = -1, m = edges.length, e0, s0, e1 = edges[m - 1].edge, s1 = e1.l === site ? e1.r : e1.l;
- while (++j < m) {
- e0 = e1;
- s0 = s1;
- e1 = edges[j].edge;
- s1 = e1.l === site ? e1.r : e1.l;
- if (i < s0.i && i < s1.i && d3_geom_voronoiTriangleArea(site, s0, s1) < 0) {
- triangles.push([ data[i], data[s0.i], data[s1.i] ]);
- }
- }
- });
- return triangles;
- };
- voronoi.x = function(_) {
- return arguments.length ? (fx = d3_functor(x = _), voronoi) : x;
- };
- voronoi.y = function(_) {
- return arguments.length ? (fy = d3_functor(y = _), voronoi) : y;
- };
- voronoi.clipExtent = function(_) {
- if (!arguments.length) return clipExtent === d3_geom_voronoiClipExtent ? null : clipExtent;
- clipExtent = _ == null ? d3_geom_voronoiClipExtent : _;
- return voronoi;
- };
- voronoi.size = function(_) {
- if (!arguments.length) return clipExtent === d3_geom_voronoiClipExtent ? null : clipExtent && clipExtent[1];
- return voronoi.clipExtent(_ && [ [ 0, 0 ], _ ]);
- };
- return voronoi;
- };
- var d3_geom_voronoiClipExtent = [ [ -1e6, -1e6 ], [ 1e6, 1e6 ] ];
- function d3_geom_voronoiTriangleArea(a, b, c) {
- return (a.x - c.x) * (b.y - a.y) - (a.x - b.x) * (c.y - a.y);
- }
- d3.geom.delaunay = function(vertices) {
- return d3.geom.voronoi().triangles(vertices);
- };
- d3.geom.quadtree = function(points, x1, y1, x2, y2) {
- var x = d3_geom_pointX, y = d3_geom_pointY, compat;
- if (compat = arguments.length) {
- x = d3_geom_quadtreeCompatX;
- y = d3_geom_quadtreeCompatY;
- if (compat === 3) {
- y2 = y1;
- x2 = x1;
- y1 = x1 = 0;
- }
- return quadtree(points);
- }
- function quadtree(data) {
- var d, fx = d3_functor(x), fy = d3_functor(y), xs, ys, i, n, x1_, y1_, x2_, y2_;
- if (x1 != null) {
- x1_ = x1, y1_ = y1, x2_ = x2, y2_ = y2;
- } else {
- x2_ = y2_ = -(x1_ = y1_ = Infinity);
- xs = [], ys = [];
- n = data.length;
- if (compat) for (i = 0; i < n; ++i) {
- d = data[i];
- if (d.x < x1_) x1_ = d.x;
- if (d.y < y1_) y1_ = d.y;
- if (d.x > x2_) x2_ = d.x;
- if (d.y > y2_) y2_ = d.y;
- xs.push(d.x);
- ys.push(d.y);
- } else for (i = 0; i < n; ++i) {
- var x_ = +fx(d = data[i], i), y_ = +fy(d, i);
- if (x_ < x1_) x1_ = x_;
- if (y_ < y1_) y1_ = y_;
- if (x_ > x2_) x2_ = x_;
- if (y_ > y2_) y2_ = y_;
- xs.push(x_);
- ys.push(y_);
- }
- }
- var dx = x2_ - x1_, dy = y2_ - y1_;
- if (dx > dy) y2_ = y1_ + dx; else x2_ = x1_ + dy;
- function insert(n, d, x, y, x1, y1, x2, y2) {
- if (isNaN(x) || isNaN(y)) return;
- if (n.leaf) {
- var nx = n.x, ny = n.y;
- if (nx != null) {
- if (abs(nx - x) + abs(ny - y) < .01) {
- insertChild(n, d, x, y, x1, y1, x2, y2);
- } else {
- var nPoint = n.point;
- n.x = n.y = n.point = null;
- insertChild(n, nPoint, nx, ny, x1, y1, x2, y2);
- insertChild(n, d, x, y, x1, y1, x2, y2);
- }
- } else {
- n.x = x, n.y = y, n.point = d;
- }
- } else {
- insertChild(n, d, x, y, x1, y1, x2, y2);
- }
- }
- function insertChild(n, d, x, y, x1, y1, x2, y2) {
- var xm = (x1 + x2) * .5, ym = (y1 + y2) * .5, right = x >= xm, below = y >= ym, i = below << 1 | right;
- n.leaf = false;
- n = n.nodes[i] || (n.nodes[i] = d3_geom_quadtreeNode());
- if (right) x1 = xm; else x2 = xm;
- if (below) y1 = ym; else y2 = ym;
- insert(n, d, x, y, x1, y1, x2, y2);
- }
- var root = d3_geom_quadtreeNode();
- root.add = function(d) {
- insert(root, d, +fx(d, ++i), +fy(d, i), x1_, y1_, x2_, y2_);
- };
- root.visit = function(f) {
- d3_geom_quadtreeVisit(f, root, x1_, y1_, x2_, y2_);
- };
- root.find = function(point) {
- return d3_geom_quadtreeFind(root, point[0], point[1], x1_, y1_, x2_, y2_);
- };
- i = -1;
- if (x1 == null) {
- while (++i < n) {
- insert(root, data[i], xs[i], ys[i], x1_, y1_, x2_, y2_);
- }
- --i;
- } else data.forEach(root.add);
- xs = ys = data = d = null;
- return root;
- }
- quadtree.x = function(_) {
- return arguments.length ? (x = _, quadtree) : x;
- };
- quadtree.y = function(_) {
- return arguments.length ? (y = _, quadtree) : y;
- };
- quadtree.extent = function(_) {
- if (!arguments.length) return x1 == null ? null : [ [ x1, y1 ], [ x2, y2 ] ];
- if (_ == null) x1 = y1 = x2 = y2 = null; else x1 = +_[0][0], y1 = +_[0][1], x2 = +_[1][0],
- y2 = +_[1][1];
- return quadtree;
- };
- quadtree.size = function(_) {
- if (!arguments.length) return x1 == null ? null : [ x2 - x1, y2 - y1 ];
- if (_ == null) x1 = y1 = x2 = y2 = null; else x1 = y1 = 0, x2 = +_[0], y2 = +_[1];
- return quadtree;
- };
- return quadtree;
- };
- function d3_geom_quadtreeCompatX(d) {
- return d.x;
- }
- function d3_geom_quadtreeCompatY(d) {
- return d.y;
- }
- function d3_geom_quadtreeNode() {
- return {
- leaf: true,
- nodes: [],
- point: null,
- x: null,
- y: null
- };
- }
- function d3_geom_quadtreeVisit(f, node, x1, y1, x2, y2) {
- if (!f(node, x1, y1, x2, y2)) {
- var sx = (x1 + x2) * .5, sy = (y1 + y2) * .5, children = node.nodes;
- if (children[0]) d3_geom_quadtreeVisit(f, children[0], x1, y1, sx, sy);
- if (children[1]) d3_geom_quadtreeVisit(f, children[1], sx, y1, x2, sy);
- if (children[2]) d3_geom_quadtreeVisit(f, children[2], x1, sy, sx, y2);
- if (children[3]) d3_geom_quadtreeVisit(f, children[3], sx, sy, x2, y2);
- }
- }
- function d3_geom_quadtreeFind(root, x, y, x0, y0, x3, y3) {
- var minDistance2 = Infinity, closestPoint;
- (function find(node, x1, y1, x2, y2) {
- if (x1 > x3 || y1 > y3 || x2 < x0 || y2 < y0) return;
- if (point = node.point) {
- var point, dx = x - 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;
- }
- }
- var children = node.nodes, xm = (x1 + x2) * .5, ym = (y1 + y2) * .5, right = x >= xm, below = y >= ym;
- for (var i = below << 1 | right, j = i + 4; i < j; ++i) {
- if (node = children[i & 3]) switch (i & 3) {
- case 0:
- find(node, x1, y1, xm, ym);
- break;
-
- case 1:
- find(node, xm, y1, x2, ym);
- break;
-
- case 2:
- find(node, x1, ym, xm, y2);
- break;
-
- case 3:
- find(node, xm, ym, x2, y2);
- break;
- }
- }
- })(root, x0, y0, x3, y3);
- return closestPoint;
- }
- d3.interpolateRgb = d3_interpolateRgb;
- function d3_interpolateRgb(a, b) {
- a = d3.rgb(a);
- b = d3.rgb(b);
- var ar = a.r, ag = a.g, ab = a.b, br = b.r - ar, bg = b.g - ag, bb = b.b - ab;
- return function(t) {
- return "#" + d3_rgb_hex(Math.round(ar + br * t)) + d3_rgb_hex(Math.round(ag + bg * t)) + d3_rgb_hex(Math.round(ab + bb * t));
- };
- }
- d3.interpolateObject = d3_interpolateObject;
- function d3_interpolateObject(a, b) {
- var i = {}, c = {}, k;
- for (k in a) {
- if (k in b) {
- i[k] = d3_interpolate(a[k], b[k]);
- } else {
- c[k] = a[k];
- }
- }
- for (k in b) {
- if (!(k in a)) {
- c[k] = b[k];
- }
- }
- return function(t) {
- for (k in i) c[k] = i[k](t);
- return c;
- };
- }
- d3.interpolateNumber = d3_interpolateNumber;
- function d3_interpolateNumber(a, b) {
- a = +a, b = +b;
- return function(t) {
- return a * (1 - t) + b * t;
- };
- }
- d3.interpolateString = d3_interpolateString;
- function d3_interpolateString(a, b) {
- var bi = d3_interpolate_numberA.lastIndex = d3_interpolate_numberB.lastIndex = 0, am, bm, bs, i = -1, s = [], q = [];
- a = a + "", b = b + "";
- while ((am = d3_interpolate_numberA.exec(a)) && (bm = d3_interpolate_numberB.exec(b))) {
- if ((bs = bm.index) > bi) {
- bs = b.slice(bi, bs);
- if (s[i]) s[i] += bs; else s[++i] = bs;
- }
- if ((am = am[0]) === (bm = bm[0])) {
- if (s[i]) s[i] += bm; else s[++i] = bm;
- } else {
- s[++i] = null;
- q.push({
- i: i,
- x: d3_interpolateNumber(am, bm)
- });
- }
- bi = d3_interpolate_numberB.lastIndex;
- }
- if (bi < b.length) {
- bs = b.slice(bi);
- if (s[i]) s[i] += bs; else s[++i] = bs;
- }
- return s.length < 2 ? q[0] ? (b = q[0].x, function(t) {
- return b(t) + "";
- }) : function() {
- return b;
- } : (b = q.length, function(t) {
- for (var i = 0, o; i < b; ++i) s[(o = q[i]).i] = o.x(t);
- return s.join("");
- });
- }
- var d3_interpolate_numberA = /[-+]?(?:\d+\.?\d*|\.?\d+)(?:[eE][-+]?\d+)?/g, d3_interpolate_numberB = new RegExp(d3_interpolate_numberA.source, "g");
- d3.interpolate = d3_interpolate;
- function d3_interpolate(a, b) {
- var i = d3.interpolators.length, f;
- while (--i >= 0 && !(f = d3.interpolators[i](a, b))) ;
- return f;
- }
- d3.interpolators = [ function(a, b) {
- var t = typeof b;
- return (t === "string" ? d3_rgb_names.has(b) || /^(#|rgb\(|hsl\()/.test(b) ? d3_interpolateRgb : d3_interpolateString : b instanceof d3_color ? d3_interpolateRgb : Array.isArray(b) ? d3_interpolateArray : t === "object" && isNaN(b) ? d3_interpolateObject : d3_interpolateNumber)(a, b);
- } ];
- d3.interpolateArray = d3_interpolateArray;
- function d3_interpolateArray(a, b) {
- var x = [], c = [], na = a.length, nb = b.length, n0 = Math.min(a.length, b.length), i;
- for (i = 0; i < n0; ++i) x.push(d3_interpolate(a[i], b[i]));
- for (;i < na; ++i) c[i] = a[i];
- for (;i < nb; ++i) c[i] = b[i];
- return function(t) {
- for (i = 0; i < n0; ++i) c[i] = x[i](t);
- return c;
- };
- }
- var d3_ease_default = function() {
- return d3_identity;
- };
- var d3_ease = d3.map({
- linear: d3_ease_default,
- poly: d3_ease_poly,
- quad: function() {
- return d3_ease_quad;
- },
- cubic: function() {
- return d3_ease_cubic;
- },
- sin: function() {
- return d3_ease_sin;
- },
- exp: function() {
- return d3_ease_exp;
- },
- circle: function() {
- return d3_ease_circle;
- },
- elastic: d3_ease_elastic,
- back: d3_ease_back,
- bounce: function() {
- return d3_ease_bounce;
- }
- });
- var d3_ease_mode = d3.map({
- "in": d3_identity,
- out: d3_ease_reverse,
- "in-out": d3_ease_reflect,
- "out-in": function(f) {
- return d3_ease_reflect(d3_ease_reverse(f));
- }
- });
- d3.ease = function(name) {
- var i = name.indexOf("-"), t = i >= 0 ? name.slice(0, i) : name, m = i >= 0 ? name.slice(i + 1) : "in";
- t = d3_ease.get(t) || d3_ease_default;
- m = d3_ease_mode.get(m) || d3_identity;
- return d3_ease_clamp(m(t.apply(null, d3_arraySlice.call(arguments, 1))));
- };
- function d3_ease_clamp(f) {
- return function(t) {
- return t <= 0 ? 0 : t >= 1 ? 1 : f(t);
- };
- }
- function d3_ease_reverse(f) {
- return function(t) {
- return 1 - f(1 - t);
- };
- }
- function d3_ease_reflect(f) {
- return function(t) {
- return .5 * (t < .5 ? f(2 * t) : 2 - f(2 - 2 * t));
- };
- }
- function d3_ease_quad(t) {
- return t * t;
- }
- function d3_ease_cubic(t) {
- return t * t * t;
- }
- function d3_ease_cubicInOut(t) {
- if (t <= 0) return 0;
- if (t >= 1) return 1;
- var t2 = t * t, t3 = t2 * t;
- return 4 * (t < .5 ? t3 : 3 * (t - t2) + t3 - .75);
- }
- function d3_ease_poly(e) {
- return function(t) {
- return Math.pow(t, e);
- };
- }
- function d3_ease_sin(t) {
- return 1 - Math.cos(t * halfπ);
- }
- function d3_ease_exp(t) {
- return Math.pow(2, 10 * (t - 1));
- }
- function d3_ease_circle(t) {
- return 1 - Math.sqrt(1 - t * t);
- }
- function d3_ease_elastic(a, p) {
- var s;
- if (arguments.length < 2) p = .45;
- if (arguments.length) s = p / τ * Math.asin(1 / a); else a = 1, s = p / 4;
- return function(t) {
- return 1 + a * Math.pow(2, -10 * t) * Math.sin((t - s) * τ / p);
- };
- }
- function d3_ease_back(s) {
- if (!s) s = 1.70158;
- return function(t) {
- return t * t * ((s + 1) * t - s);
- };
- }
- function d3_ease_bounce(t) {
- return t < 1 / 2.75 ? 7.5625 * t * t : t < 2 / 2.75 ? 7.5625 * (t -= 1.5 / 2.75) * t + .75 : t < 2.5 / 2.75 ? 7.5625 * (t -= 2.25 / 2.75) * t + .9375 : 7.5625 * (t -= 2.625 / 2.75) * t + .984375;
- }
- d3.interpolateHcl = d3_interpolateHcl;
- function d3_interpolateHcl(a, b) {
- a = d3.hcl(a);
- b = d3.hcl(b);
- var ah = a.h, ac = a.c, al = a.l, bh = b.h - ah, bc = b.c - ac, bl = b.l - al;
- if (isNaN(bc)) bc = 0, ac = isNaN(ac) ? b.c : ac;
- if (isNaN(bh)) bh = 0, ah = isNaN(ah) ? b.h : ah; else if (bh > 180) bh -= 360; else if (bh < -180) bh += 360;
- return function(t) {
- return d3_hcl_lab(ah + bh * t, ac + bc * t, al + bl * t) + "";
- };
- }
- d3.interpolateHsl = d3_interpolateHsl;
- function d3_interpolateHsl(a, b) {
- a = d3.hsl(a);
- b = d3.hsl(b);
- var ah = a.h, as = a.s, al = a.l, bh = b.h - ah, bs = b.s - as, bl = b.l - al;
- if (isNaN(bs)) bs = 0, as = isNaN(as) ? b.s : as;
- if (isNaN(bh)) bh = 0, ah = isNaN(ah) ? b.h : ah; else if (bh > 180) bh -= 360; else if (bh < -180) bh += 360;
- return function(t) {
- return d3_hsl_rgb(ah + bh * t, as + bs * t, al + bl * t) + "";
- };
- }
- d3.interpolateLab = d3_interpolateLab;
- function d3_interpolateLab(a, b) {
- a = d3.lab(a);
- b = d3.lab(b);
- var al = a.l, aa = a.a, ab = a.b, bl = b.l - al, ba = b.a - aa, bb = b.b - ab;
- return function(t) {
- return d3_lab_rgb(al + bl * t, aa + ba * t, ab + bb * t) + "";
- };
- }
- d3.interpolateRound = d3_interpolateRound;
- function d3_interpolateRound(a, b) {
- b -= a;
- return function(t) {
- return Math.round(a + b * t);
- };
- }
- d3.transform = function(string) {
- var g = d3_document.createElementNS(d3.ns.prefix.svg, "g");
- return (d3.transform = function(string) {
- if (string != null) {
- g.setAttribute("transform", string);
- var t = g.transform.baseVal.consolidate();
- }
- return new d3_transform(t ? t.matrix : d3_transformIdentity);
- })(string);
- };
- function d3_transform(m) {
- var r0 = [ m.a, m.b ], r1 = [ m.c, m.d ], kx = d3_transformNormalize(r0), kz = d3_transformDot(r0, r1), ky = d3_transformNormalize(d3_transformCombine(r1, r0, -kz)) || 0;
- if (r0[0] * r1[1] < r1[0] * r0[1]) {
- r0[0] *= -1;
- r0[1] *= -1;
- kx *= -1;
- kz *= -1;
- }
- this.rotate = (kx ? Math.atan2(r0[1], r0[0]) : Math.atan2(-r1[0], r1[1])) * d3_degrees;
- this.translate = [ m.e, m.f ];
- this.scale = [ kx, ky ];
- this.skew = ky ? Math.atan2(kz, ky) * d3_degrees : 0;
- }
- d3_transform.prototype.toString = function() {
- return "translate(" + this.translate + ")rotate(" + this.rotate + ")skewX(" + this.skew + ")scale(" + this.scale + ")";
- };
- function d3_transformDot(a, b) {
- return a[0] * b[0] + a[1] * b[1];
- }
- function d3_transformNormalize(a) {
- var k = Math.sqrt(d3_transformDot(a, a));
- if (k) {
- a[0] /= k;
- a[1] /= k;
- }
- return k;
- }
- function d3_transformCombine(a, b, k) {
- a[0] += k * b[0];
- a[1] += k * b[1];
- return a;
- }
- var d3_transformIdentity = {
- a: 1,
- b: 0,
- c: 0,
- d: 1,
- e: 0,
- f: 0
- };
- d3.interpolateTransform = d3_interpolateTransform;
- function d3_interpolateTransform(a, b) {
- var s = [], q = [], n, A = d3.transform(a), B = d3.transform(b), ta = A.translate, tb = B.translate, ra = A.rotate, rb = B.rotate, wa = A.skew, wb = B.skew, ka = A.scale, kb = B.scale;
- if (ta[0] != tb[0] || ta[1] != tb[1]) {
- s.push("translate(", null, ",", null, ")");
- q.push({
- i: 1,
- x: d3_interpolateNumber(ta[0], tb[0])
- }, {
- i: 3,
- x: d3_interpolateNumber(ta[1], tb[1])
- });
- } else if (tb[0] || tb[1]) {
- s.push("translate(" + tb + ")");
- } else {
- s.push("");
- }
- if (ra != rb) {
- if (ra - rb > 180) rb += 360; else if (rb - ra > 180) ra += 360;
- q.push({
- i: s.push(s.pop() + "rotate(", null, ")") - 2,
- x: d3_interpolateNumber(ra, rb)
- });
- } else if (rb) {
- s.push(s.pop() + "rotate(" + rb + ")");
- }
- if (wa != wb) {
- q.push({
- i: s.push(s.pop() + "skewX(", null, ")") - 2,
- x: d3_interpolateNumber(wa, wb)
- });
- } else if (wb) {
- s.push(s.pop() + "skewX(" + wb + ")");
- }
- if (ka[0] != kb[0] || ka[1] != kb[1]) {
- n = s.push(s.pop() + "scale(", null, ",", null, ")");
- q.push({
- i: n - 4,
- x: d3_interpolateNumber(ka[0], kb[0])
- }, {
- i: n - 2,
- x: d3_interpolateNumber(ka[1], kb[1])
- });
- } else if (kb[0] != 1 || kb[1] != 1) {
- s.push(s.pop() + "scale(" + kb + ")");
- }
- n = q.length;
- return function(t) {
- var i = -1, o;
- while (++i < n) s[(o = q[i]).i] = o.x(t);
- return s.join("");
- };
- }
- function d3_uninterpolateNumber(a, b) {
- b = (b -= a = +a) || 1 / b;
- return function(x) {
- return (x - a) / b;
- };
- }
- function d3_uninterpolateClamp(a, b) {
- b = (b -= a = +a) || 1 / b;
- return function(x) {
- return Math.max(0, Math.min(1, (x - a) / b));
- };
- }
- d3.layout = {};
- d3.layout.bundle = function() {
- return function(links) {
- var paths = [], i = -1, n = links.length;
- while (++i < n) paths.push(d3_layout_bundlePath(links[i]));
- return paths;
- };
- };
- function d3_layout_bundlePath(link) {
- var start = link.source, end = link.target, lca = d3_layout_bundleLeastCommonAncestor(start, end), points = [ start ];
- while (start !== lca) {
- start = start.parent;
- points.push(start);
- }
- var k = points.length;
- while (end !== lca) {
- points.splice(k, 0, end);
- end = end.parent;
- }
- return points;
- }
- function d3_layout_bundleAncestors(node) {
- var ancestors = [], parent = node.parent;
- while (parent != null) {
- ancestors.push(node);
- node = parent;
- parent = parent.parent;
- }
- ancestors.push(node);
- return ancestors;
- }
- function d3_layout_bundleLeastCommonAncestor(a, b) {
- if (a === b) return a;
- var aNodes = d3_layout_bundleAncestors(a), bNodes = d3_layout_bundleAncestors(b), aNode = aNodes.pop(), bNode = bNodes.pop(), sharedNode = null;
- while (aNode === bNode) {
- sharedNode = aNode;
- aNode = aNodes.pop();
- bNode = bNodes.pop();
- }
- return sharedNode;
- }
- d3.layout.chord = function() {
- var chord = {}, chords, groups, matrix, n, padding = 0, sortGroups, sortSubgroups, sortChords;
- function relayout() {
- var subgroups = {}, groupSums = [], groupIndex = d3.range(n), subgroupIndex = [], k, x, x0, i, j;
- chords = [];
- groups = [];
- k = 0, i = -1;
- while (++i < n) {
- x = 0, j = -1;
- while (++j < n) {
- x += matrix[i][j];
- }
- groupSums.push(x);
- subgroupIndex.push(d3.range(n));
- k += x;
- }
- if (sortGroups) {
- groupIndex.sort(function(a, b) {
- return sortGroups(groupSums[a], groupSums[b]);
- });
- }
- if (sortSubgroups) {
- subgroupIndex.forEach(function(d, i) {
- d.sort(function(a, b) {
- return sortSubgroups(matrix[i][a], matrix[i][b]);
- });
- });
- }
- k = (τ - padding * n) / k;
- x = 0, i = -1;
- while (++i < n) {
- x0 = x, j = -1;
- while (++j < n) {
- var di = groupIndex[i], dj = subgroupIndex[di][j], v = matrix[di][dj], a0 = x, a1 = x += v * k;
- subgroups[di + "-" + dj] = {
- index: di,
- subindex: dj,
- startAngle: a0,
- endAngle: a1,
- value: v
- };
- }
- groups[di] = {
- index: di,
- startAngle: x0,
- endAngle: x,
- value: (x - x0) / k
- };
- x += padding;
- }
- i = -1;
- while (++i < n) {
- j = i - 1;
- while (++j < n) {
- var source = subgroups[i + "-" + j], target = subgroups[j + "-" + i];
- if (source.value || target.value) {
- chords.push(source.value < target.value ? {
- source: target,
- target: source
- } : {
- source: source,
- target: target
- });
- }
- }
- }
- if (sortChords) resort();
- }
- function resort() {
- chords.sort(function(a, b) {
- return sortChords((a.source.value + a.target.value) / 2, (b.source.value + b.target.value) / 2);
- });
- }
- chord.matrix = function(x) {
- if (!arguments.length) return matrix;
- n = (matrix = x) && matrix.length;
- chords = groups = null;
- return chord;
- };
- chord.padding = function(x) {
- if (!arguments.length) return padding;
- padding = x;
- chords = groups = null;
- return chord;
- };
- chord.sortGroups = function(x) {
- if (!arguments.length) return sortGroups;
- sortGroups = x;
- chords = groups = null;
- return chord;
- };
- chord.sortSubgroups = function(x) {
- if (!arguments.length) return sortSubgroups;
- sortSubgroups = x;
- chords = null;
- return chord;
- };
- chord.sortChords = function(x) {
- if (!arguments.length) return sortChords;
- sortChords = x;
- if (chords) resort();
- return chord;
- };
- chord.chords = function() {
- if (!chords) relayout();
- return chords;
- };
- chord.groups = function() {
- if (!groups) relayout();
- return groups;
- };
- return chord;
- };
- d3.layout.force = function() {
- var force = {}, event = d3.dispatch("start", "tick", "end"), size = [ 1, 1 ], drag, alpha, friction = .9, linkDistance = d3_layout_forceLinkDistance, linkStrength = d3_layout_forceLinkStrength, charge = -30, chargeDistance2 = d3_layout_forceChargeDistance2, gravity = .1, theta2 = .64, nodes = [], links = [], distances, strengths, charges;
- function repulse(node) {
- return function(quad, x1, _, x2) {
- if (quad.point !== node) {
- var dx = quad.cx - node.x, dy = quad.cy - node.y, dw = x2 - x1, dn = dx * dx + dy * dy;
- if (dw * dw / theta2 < dn) {
- if (dn < chargeDistance2) {
- var k = quad.charge / dn;
- node.px -= dx * k;
- node.py -= dy * k;
- }
- return true;
- }
- if (quad.point && dn && dn < chargeDistance2) {
- var k = quad.pointCharge / dn;
- node.px -= dx * k;
- node.py -= dy * k;
- }
- }
- return !quad.charge;
- };
- }
- force.tick = function() {
- if ((alpha *= .99) < .005) {
- event.end({
- type: "end",
- alpha: alpha = 0
- });
- return true;
- }
- var n = nodes.length, m = links.length, q, i, o, s, t, l, k, x, y;
- for (i = 0; i < m; ++i) {
- o = links[i];
- s = o.source;
- t = o.target;
- x = t.x - s.x;
- y = t.y - s.y;
- if (l = x * x + y * y) {
- l = alpha * strengths[i] * ((l = Math.sqrt(l)) - distances[i]) / l;
- x *= l;
- y *= l;
- t.x -= x * (k = s.weight / (t.weight + s.weight));
- t.y -= y * k;
- s.x += x * (k = 1 - k);
- s.y += y * k;
- }
- }
- if (k = alpha * gravity) {
- x = size[0] / 2;
- y = size[1] / 2;
- i = -1;
- if (k) while (++i < n) {
- o = nodes[i];
- o.x += (x - o.x) * k;
- o.y += (y - o.y) * k;
- }
- }
- if (charge) {
- d3_layout_forceAccumulate(q = d3.geom.quadtree(nodes), alpha, charges);
- i = -1;
- while (++i < n) {
- if (!(o = nodes[i]).fixed) {
- q.visit(repulse(o));
- }
- }
- }
- i = -1;
- while (++i < n) {
- o = nodes[i];
- if (o.fixed) {
- o.x = o.px;
- o.y = o.py;
- } else {
- o.x -= (o.px - (o.px = o.x)) * friction;
- o.y -= (o.py - (o.py = o.y)) * friction;
- }
- }
- event.tick({
- type: "tick",
- alpha: alpha
- });
- };
- force.nodes = function(x) {
- if (!arguments.length) return nodes;
- nodes = x;
- return force;
- };
- force.links = function(x) {
- if (!arguments.length) return links;
- links = x;
- return force;
- };
- force.size = function(x) {
- if (!arguments.length) return size;
- size = x;
- return force;
- };
- force.linkDistance = function(x) {
- if (!arguments.length) return linkDistance;
- linkDistance = typeof x === "function" ? x : +x;
- return force;
- };
- force.distance = force.linkDistance;
- force.linkStrength = function(x) {
- if (!arguments.length) return linkStrength;
- linkStrength = typeof x === "function" ? x : +x;
- return force;
- };
- force.friction = function(x) {
- if (!arguments.length) return friction;
- friction = +x;
- return force;
- };
- force.charge = function(x) {
- if (!arguments.length) return charge;
- charge = typeof x === "function" ? x : +x;
- return force;
- };
- force.chargeDistance = function(x) {
- if (!arguments.length) return Math.sqrt(chargeDistance2);
- chargeDistance2 = x * x;
- return force;
- };
- force.gravity = function(x) {
- if (!arguments.length) return gravity;
- gravity = +x;
- return force;
- };
- force.theta = function(x) {
- if (!arguments.length) return Math.sqrt(theta2);
- theta2 = x * x;
- return force;
- };
- force.alpha = function(x) {
- if (!arguments.length) return alpha;
- x = +x;
- if (alpha) {
- if (x > 0) alpha = x; else alpha = 0;
- } else if (x > 0) {
- event.start({
- type: "start",
- alpha: alpha = x
- });
- d3.timer(force.tick);
- }
- return force;
- };
- force.start = function() {
- var i, n = nodes.length, m = links.length, w = size[0], h = size[1], neighbors, o;
- for (i = 0; i < n; ++i) {
- (o = nodes[i]).index = i;
- o.weight = 0;
- }
- for (i = 0; i < m; ++i) {
- o = links[i];
- if (typeof o.source == "number") o.source = nodes[o.source];
- if (typeof o.target == "number") o.target = nodes[o.target];
- ++o.source.weight;
- ++o.target.weight;
- }
- for (i = 0; i < n; ++i) {
- o = nodes[i];
- if (isNaN(o.x)) o.x = position("x", w);
- if (isNaN(o.y)) o.y = position("y", h);
- if (isNaN(o.px)) o.px = o.x;
- if (isNaN(o.py)) o.py = o.y;
- }
- distances = [];
- if (typeof linkDistance === "function") for (i = 0; i < m; ++i) distances[i] = +linkDistance.call(this, links[i], i); else for (i = 0; i < m; ++i) distances[i] = linkDistance;
- strengths = [];
- if (typeof linkStrength === "function") for (i = 0; i < m; ++i) strengths[i] = +linkStrength.call(this, links[i], i); else for (i = 0; i < m; ++i) strengths[i] = linkStrength;
- charges = [];
- if (typeof charge === "function") for (i = 0; i < n; ++i) charges[i] = +charge.call(this, nodes[i], i); else for (i = 0; i < n; ++i) charges[i] = charge;
- function position(dimension, size) {
- if (!neighbors) {
- neighbors = new Array(n);
- for (j = 0; j < n; ++j) {
- neighbors[j] = [];
- }
- for (j = 0; j < m; ++j) {
- var o = links[j];
- neighbors[o.source.index].push(o.target);
- neighbors[o.target.index].push(o.source);
- }
- }
- var candidates = neighbors[i], j = -1, l = candidates.length, x;
- while (++j < l) if (!isNaN(x = candidates[j][dimension])) return x;
- return Math.random() * size;
- }
- return force.resume();
- };
- force.resume = function() {
- return force.alpha(.1);
- };
- force.stop = function() {
- return force.alpha(0);
- };
- force.drag = function() {
- if (!drag) drag = d3.behavior.drag().origin(d3_identity).on("dragstart.force", d3_layout_forceDragstart).on("drag.force", dragmove).on("dragend.force", d3_layout_forceDragend);
- if (!arguments.length) return drag;
- this.on("mouseover.force", d3_layout_forceMouseover).on("mouseout.force", d3_layout_forceMouseout).call(drag);
- };
- function dragmove(d) {
- d.px = d3.event.x, d.py = d3.event.y;
- force.resume();
- }
- return d3.rebind(force, event, "on");
- };
- function d3_layout_forceDragstart(d) {
- d.fixed |= 2;
- }
- function d3_layout_forceDragend(d) {
- d.fixed &= ~6;
- }
- function d3_layout_forceMouseover(d) {
- d.fixed |= 4;
- d.px = d.x, d.py = d.y;
- }
- function d3_layout_forceMouseout(d) {
- d.fixed &= ~4;
- }
- function d3_layout_forceAccumulate(quad, alpha, charges) {
- var cx = 0, cy = 0;
- quad.charge = 0;
- if (!quad.leaf) {
- var nodes = quad.nodes, n = nodes.length, i = -1, c;
- while (++i < n) {
- c = nodes[i];
- if (c == null) continue;
- d3_layout_forceAccumulate(c, alpha, charges);
- quad.charge += c.charge;
- cx += c.charge * c.cx;
- cy += c.charge * c.cy;
- }
- }
- if (quad.point) {
- if (!quad.leaf) {
- quad.point.x += Math.random() - .5;
- quad.point.y += Math.random() - .5;
- }
- var k = alpha * charges[quad.point.index];
- quad.charge += quad.pointCharge = k;
- cx += k * quad.point.x;
- cy += k * quad.point.y;
- }
- quad.cx = cx / quad.charge;
- quad.cy = cy / quad.charge;
- }
- var d3_layout_forceLinkDistance = 20, d3_layout_forceLinkStrength = 1, d3_layout_forceChargeDistance2 = Infinity;
- d3.layout.hierarchy = function() {
- var sort = d3_layout_hierarchySort, children = d3_layout_hierarchyChildren, value = d3_layout_hierarchyValue;
- function hierarchy(root) {
- var stack = [ root ], nodes = [], node;
- root.depth = 0;
- while ((node = stack.pop()) != null) {
- nodes.push(node);
- if ((childs = children.call(hierarchy, node, node.depth)) && (n = childs.length)) {
- var n, childs, child;
- while (--n >= 0) {
- stack.push(child = childs[n]);
- child.parent = node;
- child.depth = node.depth + 1;
- }
- if (value) node.value = 0;
- node.children = childs;
- } else {
- if (value) node.value = +value.call(hierarchy, node, node.depth) || 0;
- delete node.children;
- }
- }
- d3_layout_hierarchyVisitAfter(root, function(node) {
- var childs, parent;
- if (sort && (childs = node.children)) childs.sort(sort);
- if (value && (parent = node.parent)) parent.value += node.value;
- });
- return nodes;
- }
- hierarchy.sort = function(x) {
- if (!arguments.length) return sort;
- sort = x;
- return hierarchy;
- };
- hierarchy.children = function(x) {
- if (!arguments.length) return children;
- children = x;
- return hierarchy;
- };
- hierarchy.value = function(x) {
- if (!arguments.length) return value;
- value = x;
- return hierarchy;
- };
- hierarchy.revalue = function(root) {
- if (value) {
- d3_layout_hierarchyVisitBefore(root, function(node) {
- if (node.children) node.value = 0;
- });
- d3_layout_hierarchyVisitAfter(root, function(node) {
- var parent;
- if (!node.children) node.value = +value.call(hierarchy, node, node.depth) || 0;
- if (parent = node.parent) parent.value += node.value;
- });
- }
- return root;
- };
- return hierarchy;
- };
- function d3_layout_hierarchyRebind(object, hierarchy) {
- d3.rebind(object, hierarchy, "sort", "children", "value");
- object.nodes = object;
- object.links = d3_layout_hierarchyLinks;
- return object;
- }
- function d3_layout_hierarchyVisitBefore(node, callback) {
- var nodes = [ node ];
- while ((node = nodes.pop()) != null) {
- callback(node);
- if ((children = node.children) && (n = children.length)) {
- var n, children;
- while (--n >= 0) nodes.push(children[n]);
- }
- }
- }
- function d3_layout_hierarchyVisitAfter(node, callback) {
- var nodes = [ node ], nodes2 = [];
- while ((node = nodes.pop()) != null) {
- nodes2.push(node);
- if ((children = node.children) && (n = children.length)) {
- var i = -1, n, children;
- while (++i < n) nodes.push(children[i]);
- }
- }
- while ((node = nodes2.pop()) != null) {
- callback(node);
- }
- }
- function d3_layout_hierarchyChildren(d) {
- return d.children;
- }
- function d3_layout_hierarchyValue(d) {
- return d.value;
- }
- function d3_layout_hierarchySort(a, b) {
- return b.value - a.value;
- }
- function d3_layout_hierarchyLinks(nodes) {
- return d3.merge(nodes.map(function(parent) {
- return (parent.children || []).map(function(child) {
- return {
- source: parent,
- target: child
- };
- });
- }));
- }
- d3.layout.partition = function() {
- var hierarchy = d3.layout.hierarchy(), size = [ 1, 1 ];
- function position(node, x, dx, dy) {
- var children = node.children;
- node.x = x;
- node.y = node.depth * dy;
- node.dx = dx;
- node.dy = dy;
- if (children && (n = children.length)) {
- var i = -1, n, c, d;
- dx = node.value ? dx / node.value : 0;
- while (++i < n) {
- position(c = children[i], x, d = c.value * dx, dy);
- x += d;
- }
- }
- }
- function depth(node) {
- var children = node.children, d = 0;
- if (children && (n = children.length)) {
- var i = -1, n;
- while (++i < n) d = Math.max(d, depth(children[i]));
- }
- return 1 + d;
- }
- function partition(d, i) {
- var nodes = hierarchy.call(this, d, i);
- position(nodes[0], 0, size[0], size[1] / depth(nodes[0]));
- return nodes;
- }
- partition.size = function(x) {
- if (!arguments.length) return size;
- size = x;
- return partition;
- };
- return d3_layout_hierarchyRebind(partition, hierarchy);
- };
- d3.layout.pie = function() {
- var value = Number, sort = d3_layout_pieSortByValue, startAngle = 0, endAngle = τ, padAngle = 0;
- function pie(data) {
- var n = data.length, values = data.map(function(d, i) {
- return +value.call(pie, d, i);
- }), a = +(typeof startAngle === "function" ? startAngle.apply(this, arguments) : startAngle), da = (typeof endAngle === "function" ? endAngle.apply(this, arguments) : endAngle) - a, p = Math.min(Math.abs(da) / n, +(typeof padAngle === "function" ? padAngle.apply(this, arguments) : padAngle)), pa = p * (da < 0 ? -1 : 1), k = (da - n * pa) / d3.sum(values), index = d3.range(n), arcs = [], v;
- if (sort != null) index.sort(sort === d3_layout_pieSortByValue ? function(i, j) {
- return values[j] - values[i];
- } : function(i, j) {
- return sort(data[i], data[j]);
- });
- index.forEach(function(i) {
- arcs[i] = {
- data: data[i],
- value: v = values[i],
- startAngle: a,
- endAngle: a += v * k + pa,
- padAngle: p
- };
- });
- return arcs;
- }
- pie.value = function(_) {
- if (!arguments.length) return value;
- value = _;
- return pie;
- };
- pie.sort = function(_) {
- if (!arguments.length) return sort;
- sort = _;
- return pie;
- };
- pie.startAngle = function(_) {
- if (!arguments.length) return startAngle;
- startAngle = _;
- return pie;
- };
- pie.endAngle = function(_) {
- if (!arguments.length) return endAngle;
- endAngle = _;
- return pie;
- };
- pie.padAngle = function(_) {
- if (!arguments.length) return padAngle;
- padAngle = _;
- return pie;
- };
- return pie;
- };
- var d3_layout_pieSortByValue = {};
- d3.layout.stack = function() {
- var values = d3_identity, order = d3_layout_stackOrderDefault, offset = d3_layout_stackOffsetZero, out = d3_layout_stackOut, x = d3_layout_stackX, y = d3_layout_stackY;
- function stack(data, index) {
- if (!(n = data.length)) return data;
- var series = data.map(function(d, i) {
- return values.call(stack, d, i);
- });
- var points = series.map(function(d) {
- return d.map(function(v, i) {
- return [ x.call(stack, v, i), y.call(stack, v, i) ];
- });
- });
- var orders = order.call(stack, points, index);
- series = d3.permute(series, orders);
- points = d3.permute(points, orders);
- var offsets = offset.call(stack, points, index);
- var m = series[0].length, n, i, j, o;
- for (j = 0; j < m; ++j) {
- out.call(stack, series[0][j], o = offsets[j], points[0][j][1]);
- for (i = 1; i < n; ++i) {
- out.call(stack, series[i][j], o += points[i - 1][j][1], points[i][j][1]);
- }
- }
- return data;
- }
- stack.values = function(x) {
- if (!arguments.length) return values;
- values = x;
- return stack;
- };
- stack.order = function(x) {
- if (!arguments.length) return order;
- order = typeof x === "function" ? x : d3_layout_stackOrders.get(x) || d3_layout_stackOrderDefault;
- return stack;
- };
- stack.offset = function(x) {
- if (!arguments.length) return offset;
- offset = typeof x === "function" ? x : d3_layout_stackOffsets.get(x) || d3_layout_stackOffsetZero;
- return stack;
- };
- stack.x = function(z) {
- if (!arguments.length) return x;
- x = z;
- return stack;
- };
- stack.y = function(z) {
- if (!arguments.length) return y;
- y = z;
- return stack;
- };
- stack.out = function(z) {
- if (!arguments.length) return out;
- out = z;
- return stack;
- };
- return stack;
- };
- function d3_layout_stackX(d) {
- return d.x;
- }
- function d3_layout_stackY(d) {
- return d.y;
- }
- function d3_layout_stackOut(d, y0, y) {
- d.y0 = y0;
- d.y = y;
- }
- var d3_layout_stackOrders = d3.map({
- "inside-out": function(data) {
- var n = data.length, i, j, max = data.map(d3_layout_stackMaxIndex), sums = data.map(d3_layout_stackReduceSum), index = d3.range(n).sort(function(a, b) {
- return max[a] - max[b];
- }), top = 0, bottom = 0, tops = [], bottoms = [];
- for (i = 0; i < n; ++i) {
- j = index[i];
- if (top < bottom) {
- top += sums[j];
- tops.push(j);
- } else {
- bottom += sums[j];
- bottoms.push(j);
- }
- }
- return bottoms.reverse().concat(tops);
- },
- reverse: function(data) {
- return d3.range(data.length).reverse();
- },
- "default": d3_layout_stackOrderDefault
- });
- var d3_layout_stackOffsets = d3.map({
- silhouette: function(data) {
- var n = data.length, m = data[0].length, sums = [], max = 0, i, j, o, y0 = [];
- for (j = 0; j < m; ++j) {
- for (i = 0, o = 0; i < n; i++) o += data[i][j][1];
- if (o > max) max = o;
- sums.push(o);
- }
- for (j = 0; j < m; ++j) {
- y0[j] = (max - sums[j]) / 2;
- }
- return y0;
- },
- wiggle: function(data) {
- var n = data.length, x = data[0], m = x.length, i, j, k, s1, s2, s3, dx, o, o0, y0 = [];
- y0[0] = o = o0 = 0;
- for (j = 1; j < m; ++j) {
- for (i = 0, s1 = 0; i < n; ++i) s1 += data[i][j][1];
- for (i = 0, s2 = 0, dx = x[j][0] - x[j - 1][0]; i < n; ++i) {
- for (k = 0, s3 = (data[i][j][1] - data[i][j - 1][1]) / (2 * dx); k < i; ++k) {
- s3 += (data[k][j][1] - data[k][j - 1][1]) / dx;
- }
- s2 += s3 * data[i][j][1];
- }
- y0[j] = o -= s1 ? s2 / s1 * dx : 0;
- if (o < o0) o0 = o;
- }
- for (j = 0; j < m; ++j) y0[j] -= o0;
- return y0;
- },
- expand: function(data) {
- var n = data.length, m = data[0].length, k = 1 / n, i, j, o, y0 = [];
- for (j = 0; j < m; ++j) {
- for (i = 0, o = 0; i < n; i++) o += data[i][j][1];
- if (o) for (i = 0; i < n; i++) data[i][j][1] /= o; else for (i = 0; i < n; i++) data[i][j][1] = k;
- }
- for (j = 0; j < m; ++j) y0[j] = 0;
- return y0;
- },
- zero: d3_layout_stackOffsetZero
- });
- function d3_layout_stackOrderDefault(data) {
- return d3.range(data.length);
- }
- function d3_layout_stackOffsetZero(data) {
- var j = -1, m = data[0].length, y0 = [];
- while (++j < m) y0[j] = 0;
- return y0;
- }
- function d3_layout_stackMaxIndex(array) {
- var i = 1, j = 0, v = array[0][1], k, n = array.length;
- for (;i < n; ++i) {
- if ((k = array[i][1]) > v) {
- j = i;
- v = k;
- }
- }
- return j;
- }
- function d3_layout_stackReduceSum(d) {
- return d.reduce(d3_layout_stackSum, 0);
- }
- function d3_layout_stackSum(p, d) {
- return p + d[1];
- }
- d3.layout.histogram = function() {
- var frequency = true, valuer = Number, ranger = d3_layout_histogramRange, binner = d3_layout_histogramBinSturges;
- function histogram(data, i) {
- var bins = [], values = data.map(valuer, this), range = ranger.call(this, values, i), thresholds = binner.call(this, range, values, i), bin, i = -1, n = values.length, m = thresholds.length - 1, k = frequency ? 1 : 1 / n, x;
- while (++i < m) {
- bin = bins[i] = [];
- bin.dx = thresholds[i + 1] - (bin.x = thresholds[i]);
- bin.y = 0;
- }
- if (m > 0) {
- i = -1;
- while (++i < n) {
- x = values[i];
- if (x >= range[0] && x <= range[1]) {
- bin = bins[d3.bisect(thresholds, x, 1, m) - 1];
- bin.y += k;
- bin.push(data[i]);
- }
- }
- }
- return bins;
- }
- histogram.value = function(x) {
- if (!arguments.length) return valuer;
- valuer = x;
- return histogram;
- };
- histogram.range = function(x) {
- if (!arguments.length) return ranger;
- ranger = d3_functor(x);
- return histogram;
- };
- histogram.bins = function(x) {
- if (!arguments.length) return binner;
- binner = typeof x === "number" ? function(range) {
- return d3_layout_histogramBinFixed(range, x);
- } : d3_functor(x);
- return histogram;
- };
- histogram.frequency = function(x) {
- if (!arguments.length) return frequency;
- frequency = !!x;
- return histogram;
- };
- return histogram;
- };
- function d3_layout_histogramBinSturges(range, values) {
- return d3_layout_histogramBinFixed(range, Math.ceil(Math.log(values.length) / Math.LN2 + 1));
- }
- function d3_layout_histogramBinFixed(range, n) {
- var x = -1, b = +range[0], m = (range[1] - b) / n, f = [];
- while (++x <= n) f[x] = m * x + b;
- return f;
- }
- function d3_layout_histogramRange(values) {
- return [ d3.min(values), d3.max(values) ];
- }
- d3.layout.pack = function() {
- var hierarchy = d3.layout.hierarchy().sort(d3_layout_packSort), padding = 0, size = [ 1, 1 ], radius;
- function pack(d, i) {
- var nodes = hierarchy.call(this, d, i), root = nodes[0], w = size[0], h = size[1], r = radius == null ? Math.sqrt : typeof radius === "function" ? radius : function() {
- return radius;
- };
- root.x = root.y = 0;
- d3_layout_hierarchyVisitAfter(root, function(d) {
- d.r = +r(d.value);
- });
- d3_layout_hierarchyVisitAfter(root, d3_layout_packSiblings);
- if (padding) {
- var dr = padding * (radius ? 1 : Math.max(2 * root.r / w, 2 * root.r / h)) / 2;
- d3_layout_hierarchyVisitAfter(root, function(d) {
- d.r += dr;
- });
- d3_layout_hierarchyVisitAfter(root, d3_layout_packSiblings);
- d3_layout_hierarchyVisitAfter(root, function(d) {
- d.r -= dr;
- });
- }
- d3_layout_packTransform(root, w / 2, h / 2, radius ? 1 : 1 / Math.max(2 * root.r / w, 2 * root.r / h));
- return nodes;
- }
- pack.size = function(_) {
- if (!arguments.length) return size;
- size = _;
- return pack;
- };
- pack.radius = function(_) {
- if (!arguments.length) return radius;
- radius = _ == null || typeof _ === "function" ? _ : +_;
- return pack;
- };
- pack.padding = function(_) {
- if (!arguments.length) return padding;
- padding = +_;
- return pack;
- };
- return d3_layout_hierarchyRebind(pack, hierarchy);
- };
- function d3_layout_packSort(a, b) {
- return a.value - b.value;
- }
- function d3_layout_packInsert(a, b) {
- var c = a._pack_next;
- a._pack_next = b;
- b._pack_prev = a;
- b._pack_next = c;
- c._pack_prev = b;
- }
- function d3_layout_packSplice(a, b) {
- a._pack_next = b;
- b._pack_prev = a;
- }
- function d3_layout_packIntersects(a, b) {
- var dx = b.x - a.x, dy = b.y - a.y, dr = a.r + b.r;
- return .999 * dr * dr > dx * dx + dy * dy;
- }
- function d3_layout_packSiblings(node) {
- if (!(nodes = node.children) || !(n = nodes.length)) return;
- var nodes, xMin = Infinity, xMax = -Infinity, yMin = Infinity, yMax = -Infinity, a, b, c, i, j, k, n;
- function bound(node) {
- xMin = Math.min(node.x - node.r, xMin);
- xMax = Math.max(node.x + node.r, xMax);
- yMin = Math.min(node.y - node.r, yMin);
- yMax = Math.max(node.y + node.r, yMax);
- }
- nodes.forEach(d3_layout_packLink);
- a = nodes[0];
- a.x = -a.r;
- a.y = 0;
- bound(a);
- if (n > 1) {
- b = nodes[1];
- b.x = b.r;
- b.y = 0;
- bound(b);
- if (n > 2) {
- c = nodes[2];
- d3_layout_packPlace(a, b, c);
- bound(c);
- d3_layout_packInsert(a, c);
- a._pack_prev = c;
- d3_layout_packInsert(c, b);
- b = a._pack_next;
- for (i = 3; i < n; i++) {
- d3_layout_packPlace(a, b, c = nodes[i]);
- var isect = 0, s1 = 1, s2 = 1;
- for (j = b._pack_next; j !== b; j = j._pack_next, s1++) {
- if (d3_layout_packIntersects(j, c)) {
- isect = 1;
- break;
- }
- }
- if (isect == 1) {
- for (k = a._pack_prev; k !== j._pack_prev; k = k._pack_prev, s2++) {
- if (d3_layout_packIntersects(k, c)) {
- break;
- }
- }
- }
- if (isect) {
- if (s1 < s2 || s1 == s2 && b.r < a.r) d3_layout_packSplice(a, b = j); else d3_layout_packSplice(a = k, b);
- i--;
- } else {
- d3_layout_packInsert(a, c);
- b = c;
- bound(c);
- }
- }
- }
- }
- var cx = (xMin + xMax) / 2, cy = (yMin + yMax) / 2, cr = 0;
- for (i = 0; i < n; i++) {
- c = nodes[i];
- c.x -= cx;
- c.y -= cy;
- cr = Math.max(cr, c.r + Math.sqrt(c.x * c.x + c.y * c.y));
- }
- node.r = cr;
- nodes.forEach(d3_layout_packUnlink);
- }
- function d3_layout_packLink(node) {
- node._pack_next = node._pack_prev = node;
- }
- function d3_layout_packUnlink(node) {
- delete node._pack_next;
- delete node._pack_prev;
- }
- function d3_layout_packTransform(node, x, y, k) {
- var children = node.children;
- node.x = x += k * node.x;
- node.y = y += k * node.y;
- node.r *= k;
- if (children) {
- var i = -1, n = children.length;
- while (++i < n) d3_layout_packTransform(children[i], x, y, k);
- }
- }
- function d3_layout_packPlace(a, b, c) {
- var db = a.r + c.r, dx = b.x - a.x, dy = b.y - a.y;
- if (db && (dx || dy)) {
- var da = b.r + c.r, dc = dx * dx + dy * dy;
- da *= da;
- db *= db;
- var x = .5 + (db - da) / (2 * dc), y = Math.sqrt(Math.max(0, 2 * da * (db + dc) - (db -= dc) * db - da * da)) / (2 * dc);
- c.x = a.x + x * dx + y * dy;
- c.y = a.y + x * dy - y * dx;
- } else {
- c.x = a.x + db;
- c.y = a.y;
- }
- }
- d3.layout.tree = function() {
- var hierarchy = d3.layout.hierarchy().sort(null).value(null), separation = d3_layout_treeSeparation, size = [ 1, 1 ], nodeSize = null;
- function tree(d, i) {
- var nodes = hierarchy.call(this, d, i), root0 = nodes[0], root1 = wrapTree(root0);
- d3_layout_hierarchyVisitAfter(root1, firstWalk), root1.parent.m = -root1.z;
- d3_layout_hierarchyVisitBefore(root1, secondWalk);
- if (nodeSize) d3_layout_hierarchyVisitBefore(root0, sizeNode); else {
- var left = root0, right = root0, bottom = root0;
- d3_layout_hierarchyVisitBefore(root0, function(node) {
- if (node.x < left.x) left = node;
- if (node.x > right.x) right = node;
- if (node.depth > bottom.depth) bottom = node;
- });
- var tx = separation(left, right) / 2 - left.x, kx = size[0] / (right.x + separation(right, left) / 2 + tx), ky = size[1] / (bottom.depth || 1);
- d3_layout_hierarchyVisitBefore(root0, function(node) {
- node.x = (node.x + tx) * kx;
- node.y = node.depth * ky;
- });
- }
- return nodes;
- }
- function wrapTree(root0) {
- var root1 = {
- A: null,
- children: [ root0 ]
- }, queue = [ root1 ], node1;
- while ((node1 = queue.pop()) != null) {
- for (var children = node1.children, child, i = 0, n = children.length; i < n; ++i) {
- queue.push((children[i] = child = {
- _: children[i],
- parent: node1,
- children: (child = children[i].children) && child.slice() || [],
- A: null,
- a: null,
- z: 0,
- m: 0,
- c: 0,
- s: 0,
- t: null,
- i: i
- }).a = child);
- }
- }
- return root1.children[0];
- }
- function firstWalk(v) {
- var children = v.children, siblings = v.parent.children, w = v.i ? siblings[v.i - 1] : null;
- if (children.length) {
- d3_layout_treeShift(v);
- var midpoint = (children[0].z + children[children.length - 1].z) / 2;
- if (w) {
- v.z = w.z + separation(v._, w._);
- v.m = v.z - midpoint;
- } else {
- v.z = midpoint;
- }
- } else if (w) {
- v.z = w.z + separation(v._, w._);
- }
- v.parent.A = apportion(v, w, v.parent.A || siblings[0]);
- }
- function secondWalk(v) {
- v._.x = v.z + v.parent.m;
- v.m += v.parent.m;
- }
- function apportion(v, w, ancestor) {
- if (w) {
- var vip = v, vop = v, vim = w, vom = vip.parent.children[0], sip = vip.m, sop = vop.m, sim = vim.m, som = vom.m, shift;
- while (vim = d3_layout_treeRight(vim), vip = d3_layout_treeLeft(vip), vim && vip) {
- vom = d3_layout_treeLeft(vom);
- vop = d3_layout_treeRight(vop);
- vop.a = v;
- shift = vim.z + sim - vip.z - sip + separation(vim._, vip._);
- if (shift > 0) {
- d3_layout_treeMove(d3_layout_treeAncestor(vim, v, ancestor), v, shift);
- sip += shift;
- sop += shift;
- }
- sim += vim.m;
- sip += vip.m;
- som += vom.m;
- sop += vop.m;
- }
- if (vim && !d3_layout_treeRight(vop)) {
- vop.t = vim;
- vop.m += sim - sop;
- }
- if (vip && !d3_layout_treeLeft(vom)) {
- vom.t = vip;
- vom.m += sip - som;
- ancestor = v;
- }
- }
- return ancestor;
- }
- function sizeNode(node) {
- node.x *= size[0];
- node.y = node.depth * size[1];
- }
- tree.separation = function(x) {
- if (!arguments.length) return separation;
- separation = x;
- return tree;
- };
- tree.size = function(x) {
- if (!arguments.length) return nodeSize ? null : size;
- nodeSize = (size = x) == null ? sizeNode : null;
- return tree;
- };
- tree.nodeSize = function(x) {
- if (!arguments.length) return nodeSize ? size : null;
- nodeSize = (size = x) == null ? null : sizeNode;
- return tree;
- };
- return d3_layout_hierarchyRebind(tree, hierarchy);
- };
- function d3_layout_treeSeparation(a, b) {
- return a.parent == b.parent ? 1 : 2;
- }
- function d3_layout_treeLeft(v) {
- var children = v.children;
- return children.length ? children[0] : v.t;
- }
- function d3_layout_treeRight(v) {
- var children = v.children, n;
- return (n = children.length) ? children[n - 1] : v.t;
- }
- function d3_layout_treeMove(wm, wp, shift) {
- var change = shift / (wp.i - wm.i);
- wp.c -= change;
- wp.s += shift;
- wm.c += change;
- wp.z += shift;
- wp.m += shift;
- }
- function d3_layout_treeShift(v) {
- var shift = 0, change = 0, children = v.children, i = children.length, w;
- while (--i >= 0) {
- w = children[i];
- w.z += shift;
- w.m += shift;
- shift += w.s + (change += w.c);
- }
- }
- function d3_layout_treeAncestor(vim, v, ancestor) {
- return vim.a.parent === v.parent ? vim.a : ancestor;
- }
- d3.layout.cluster = function() {
- var hierarchy = d3.layout.hierarchy().sort(null).value(null), separation = d3_layout_treeSeparation, size = [ 1, 1 ], nodeSize = false;
- function cluster(d, i) {
- var nodes = hierarchy.call(this, d, i), root = nodes[0], previousNode, x = 0;
- d3_layout_hierarchyVisitAfter(root, function(node) {
- var children = node.children;
- if (children && children.length) {
- node.x = d3_layout_clusterX(children);
- node.y = d3_layout_clusterY(children);
- } else {
- node.x = previousNode ? x += separation(node, previousNode) : 0;
- node.y = 0;
- previousNode = node;
- }
- });
- var left = d3_layout_clusterLeft(root), right = d3_layout_clusterRight(root), x0 = left.x - separation(left, right) / 2, x1 = right.x + separation(right, left) / 2;
- d3_layout_hierarchyVisitAfter(root, nodeSize ? function(node) {
- node.x = (node.x - root.x) * size[0];
- node.y = (root.y - node.y) * size[1];
- } : function(node) {
- node.x = (node.x - x0) / (x1 - x0) * size[0];
- node.y = (1 - (root.y ? node.y / root.y : 1)) * size[1];
- });
- return nodes;
- }
- cluster.separation = function(x) {
- if (!arguments.length) return separation;
- separation = x;
- return cluster;
- };
- cluster.size = function(x) {
- if (!arguments.length) return nodeSize ? null : size;
- nodeSize = (size = x) == null;
- return cluster;
- };
- cluster.nodeSize = function(x) {
- if (!arguments.length) return nodeSize ? size : null;
- nodeSize = (size = x) != null;
- return cluster;
- };
- return d3_layout_hierarchyRebind(cluster, hierarchy);
- };
- function d3_layout_clusterY(children) {
- return 1 + d3.max(children, function(child) {
- return child.y;
- });
- }
- function d3_layout_clusterX(children) {
- return children.reduce(function(x, child) {
- return x + child.x;
- }, 0) / children.length;
- }
- function d3_layout_clusterLeft(node) {
- var children = node.children;
- return children && children.length ? d3_layout_clusterLeft(children[0]) : node;
- }
- function d3_layout_clusterRight(node) {
- var children = node.children, n;
- return children && (n = children.length) ? d3_layout_clusterRight(children[n - 1]) : node;
- }
- d3.layout.treemap = function() {
- var hierarchy = d3.layout.hierarchy(), round = Math.round, size = [ 1, 1 ], padding = null, pad = d3_layout_treemapPadNull, sticky = false, stickies, mode = "squarify", ratio = .5 * (1 + Math.sqrt(5));
- function scale(children, k) {
- var i = -1, n = children.length, child, area;
- while (++i < n) {
- area = (child = children[i]).value * (k < 0 ? 0 : k);
- child.area = isNaN(area) || area <= 0 ? 0 : area;
- }
- }
- function squarify(node) {
- var children = node.children;
- if (children && children.length) {
- var rect = pad(node), row = [], remaining = children.slice(), child, best = Infinity, score, u = mode === "slice" ? rect.dx : mode === "dice" ? rect.dy : mode === "slice-dice" ? node.depth & 1 ? rect.dy : rect.dx : Math.min(rect.dx, rect.dy), n;
- scale(remaining, rect.dx * rect.dy / node.value);
- row.area = 0;
- while ((n = remaining.length) > 0) {
- row.push(child = remaining[n - 1]);
- row.area += child.area;
- if (mode !== "squarify" || (score = worst(row, u)) <= best) {
- remaining.pop();
- best = score;
- } else {
- row.area -= row.pop().area;
- position(row, u, rect, false);
- u = Math.min(rect.dx, rect.dy);
- row.length = row.area = 0;
- best = Infinity;
- }
- }
- if (row.length) {
- position(row, u, rect, true);
- row.length = row.area = 0;
- }
- children.forEach(squarify);
- }
- }
- function stickify(node) {
- var children = node.children;
- if (children && children.length) {
- var rect = pad(node), remaining = children.slice(), child, row = [];
- scale(remaining, rect.dx * rect.dy / node.value);
- row.area = 0;
- while (child = remaining.pop()) {
- row.push(child);
- row.area += child.area;
- if (child.z != null) {
- position(row, child.z ? rect.dx : rect.dy, rect, !remaining.length);
- row.length = row.area = 0;
- }
- }
- children.forEach(stickify);
- }
- }
- function worst(row, u) {
- var s = row.area, r, rmax = 0, rmin = Infinity, i = -1, n = row.length;
- while (++i < n) {
- if (!(r = row[i].area)) continue;
- if (r < rmin) rmin = r;
- if (r > rmax) rmax = r;
- }
- s *= s;
- u *= u;
- return s ? Math.max(u * rmax * ratio / s, s / (u * rmin * ratio)) : Infinity;
- }
- function position(row, u, rect, flush) {
- var i = -1, n = row.length, x = rect.x, y = rect.y, v = u ? round(row.area / u) : 0, o;
- if (u == rect.dx) {
- if (flush || v > rect.dy) v = rect.dy;
- while (++i < n) {
- o = row[i];
- o.x = x;
- o.y = y;
- o.dy = v;
- x += o.dx = Math.min(rect.x + rect.dx - x, v ? round(o.area / v) : 0);
- }
- o.z = true;
- o.dx += rect.x + rect.dx - x;
- rect.y += v;
- rect.dy -= v;
- } else {
- if (flush || v > rect.dx) v = rect.dx;
- while (++i < n) {
- o = row[i];
- o.x = x;
- o.y = y;
- o.dx = v;
- y += o.dy = Math.min(rect.y + rect.dy - y, v ? round(o.area / v) : 0);
- }
- o.z = false;
- o.dy += rect.y + rect.dy - y;
- rect.x += v;
- rect.dx -= v;
- }
- }
- function treemap(d) {
- var nodes = stickies || hierarchy(d), root = nodes[0];
- root.x = 0;
- root.y = 0;
- root.dx = size[0];
- root.dy = size[1];
- if (stickies) hierarchy.revalue(root);
- scale([ root ], root.dx * root.dy / root.value);
- (stickies ? stickify : squarify)(root);
- if (sticky) stickies = nodes;
- return nodes;
- }
- treemap.size = function(x) {
- if (!arguments.length) return size;
- size = x;
- return treemap;
- };
- treemap.padding = function(x) {
- if (!arguments.length) return padding;
- function padFunction(node) {
- var p = x.call(treemap, node, node.depth);
- return p == null ? d3_layout_treemapPadNull(node) : d3_layout_treemapPad(node, typeof p === "number" ? [ p, p, p, p ] : p);
- }
- function padConstant(node) {
- return d3_layout_treemapPad(node, x);
- }
- var type;
- pad = (padding = x) == null ? d3_layout_treemapPadNull : (type = typeof x) === "function" ? padFunction : type === "number" ? (x = [ x, x, x, x ],
- padConstant) : padConstant;
- return treemap;
- };
- treemap.round = function(x) {
- if (!arguments.length) return round != Number;
- round = x ? Math.round : Number;
- return treemap;
- };
- treemap.sticky = function(x) {
- if (!arguments.length) return sticky;
- sticky = x;
- stickies = null;
- return treemap;
- };
- treemap.ratio = function(x) {
- if (!arguments.length) return ratio;
- ratio = x;
- return treemap;
- };
- treemap.mode = function(x) {
- if (!arguments.length) return mode;
- mode = x + "";
- return treemap;
- };
- return d3_layout_hierarchyRebind(treemap, hierarchy);
- };
- function d3_layout_treemapPadNull(node) {
- return {
- x: node.x,
- y: node.y,
- dx: node.dx,
- dy: node.dy
- };
- }
- function d3_layout_treemapPad(node, padding) {
- var x = node.x + padding[3], y = node.y + padding[0], dx = node.dx - padding[1] - padding[3], dy = node.dy - padding[0] - padding[2];
- if (dx < 0) {
- x += dx / 2;
- dx = 0;
- }
- if (dy < 0) {
- y += dy / 2;
- dy = 0;
- }
- return {
- x: x,
- y: y,
- dx: dx,
- dy: dy
- };
- }
- d3.random = {
- normal: function(µ, σ) {
- var n = arguments.length;
- if (n < 2) σ = 1;
- if (n < 1) µ = 0;
- return function() {
- var x, y, r;
- do {
- x = Math.random() * 2 - 1;
- y = Math.random() * 2 - 1;
- r = x * x + y * y;
- } while (!r || r > 1);
- return µ + σ * x * Math.sqrt(-2 * Math.log(r) / r);
- };
- },
- logNormal: function() {
- var random = d3.random.normal.apply(d3, arguments);
- return function() {
- return Math.exp(random());
- };
- },
- bates: function(m) {
- var random = d3.random.irwinHall(m);
- return function() {
- return random() / m;
- };
- },
- irwinHall: function(m) {
- return function() {
- for (var s = 0, j = 0; j < m; j++) s += Math.random();
- return s;
- };
- }
- };
- d3.scale = {};
- function d3_scaleExtent(domain) {
- var start = domain[0], stop = domain[domain.length - 1];
- return start < stop ? [ start, stop ] : [ stop, start ];
- }
- function d3_scaleRange(scale) {
- return scale.rangeExtent ? scale.rangeExtent() : d3_scaleExtent(scale.range());
- }
- function d3_scale_bilinear(domain, range, uninterpolate, interpolate) {
- var u = uninterpolate(domain[0], domain[1]), i = interpolate(range[0], range[1]);
- return function(x) {
- return i(u(x));
- };
- }
- function d3_scale_nice(domain, nice) {
- var i0 = 0, i1 = domain.length - 1, x0 = domain[i0], x1 = domain[i1], dx;
- if (x1 < x0) {
- dx = i0, i0 = i1, i1 = dx;
- dx = x0, x0 = x1, x1 = dx;
- }
- domain[i0] = nice.floor(x0);
- domain[i1] = nice.ceil(x1);
- return domain;
- }
- function d3_scale_niceStep(step) {
- return step ? {
- floor: function(x) {
- return Math.floor(x / step) * step;
- },
- ceil: function(x) {
- return Math.ceil(x / step) * step;
- }
- } : d3_scale_niceIdentity;
- }
- var d3_scale_niceIdentity = {
- floor: d3_identity,
- ceil: d3_identity
- };
- function d3_scale_polylinear(domain, range, uninterpolate, interpolate) {
- var u = [], i = [], j = 0, k = Math.min(domain.length, range.length) - 1;
- if (domain[k] < domain[0]) {
- domain = domain.slice().reverse();
- range = range.slice().reverse();
- }
- while (++j <= k) {
- u.push(uninterpolate(domain[j - 1], domain[j]));
- i.push(interpolate(range[j - 1], range[j]));
- }
- return function(x) {
- var j = d3.bisect(domain, x, 1, k) - 1;
- return i[j](u[j](x));
- };
- }
- d3.scale.linear = function() {
- return d3_scale_linear([ 0, 1 ], [ 0, 1 ], d3_interpolate, false);
- };
- function d3_scale_linear(domain, range, interpolate, clamp) {
- var output, input;
- function rescale() {
- var linear = Math.min(domain.length, range.length) > 2 ? d3_scale_polylinear : d3_scale_bilinear, uninterpolate = clamp ? d3_uninterpolateClamp : d3_uninterpolateNumber;
- output = linear(domain, range, uninterpolate, interpolate);
- input = linear(range, domain, uninterpolate, d3_interpolate);
- return scale;
- }
- function scale(x) {
- return output(x);
- }
- scale.invert = function(y) {
- return input(y);
- };
- scale.domain = function(x) {
- if (!arguments.length) return domain;
- domain = x.map(Number);
- return rescale();
- };
- scale.range = function(x) {
- if (!arguments.length) return range;
- range = x;
- return rescale();
- };
- scale.rangeRound = function(x) {
- return scale.range(x).interpolate(d3_interpolateRound);
- };
- scale.clamp = function(x) {
- if (!arguments.length) return clamp;
- clamp = x;
- return rescale();
- };
- scale.interpolate = function(x) {
- if (!arguments.length) return interpolate;
- interpolate = x;
- return rescale();
- };
- scale.ticks = function(m) {
- return d3_scale_linearTicks(domain, m);
- };
- scale.tickFormat = function(m, format) {
- return d3_scale_linearTickFormat(domain, m, format);
- };
- scale.nice = function(m) {
- d3_scale_linearNice(domain, m);
- return rescale();
- };
- scale.copy = function() {
- return d3_scale_linear(domain, range, interpolate, clamp);
- };
- return rescale();
- }
- function d3_scale_linearRebind(scale, linear) {
- return d3.rebind(scale, linear, "range", "rangeRound", "interpolate", "clamp");
- }
- function d3_scale_linearNice(domain, m) {
- return d3_scale_nice(domain, d3_scale_niceStep(d3_scale_linearTickRange(domain, m)[2]));
- }
- function d3_scale_linearTickRange(domain, m) {
- if (m == null) m = 10;
- var extent = d3_scaleExtent(domain), span = extent[1] - extent[0], step = Math.pow(10, Math.floor(Math.log(span / m) / Math.LN10)), err = m / span * step;
- if (err <= .15) step *= 10; else if (err <= .35) step *= 5; else if (err <= .75) step *= 2;
- extent[0] = Math.ceil(extent[0] / step) * step;
- extent[1] = Math.floor(extent[1] / step) * step + step * .5;
- extent[2] = step;
- return extent;
- }
- function d3_scale_linearTicks(domain, m) {
- return d3.range.apply(d3, d3_scale_linearTickRange(domain, m));
- }
- function d3_scale_linearTickFormat(domain, m, format) {
- var range = d3_scale_linearTickRange(domain, m);
- if (format) {
- var match = d3_format_re.exec(format);
- match.shift();
- if (match[8] === "s") {
- var prefix = d3.formatPrefix(Math.max(abs(range[0]), abs(range[1])));
- if (!match[7]) match[7] = "." + d3_scale_linearPrecision(prefix.scale(range[2]));
- match[8] = "f";
- format = d3.format(match.join(""));
- return function(d) {
- return format(prefix.scale(d)) + prefix.symbol;
- };
- }
- if (!match[7]) match[7] = "." + d3_scale_linearFormatPrecision(match[8], range);
- format = match.join("");
- } else {
- format = ",." + d3_scale_linearPrecision(range[2]) + "f";
- }
- return d3.format(format);
- }
- var d3_scale_linearFormatSignificant = {
- s: 1,
- g: 1,
- p: 1,
- r: 1,
- e: 1
- };
- function d3_scale_linearPrecision(value) {
- return -Math.floor(Math.log(value) / Math.LN10 + .01);
- }
- function d3_scale_linearFormatPrecision(type, range) {
- var p = d3_scale_linearPrecision(range[2]);
- return type in d3_scale_linearFormatSignificant ? Math.abs(p - d3_scale_linearPrecision(Math.max(abs(range[0]), abs(range[1])))) + +(type !== "e") : p - (type === "%") * 2;
- }
- d3.scale.log = function() {
- return d3_scale_log(d3.scale.linear().domain([ 0, 1 ]), 10, true, [ 1, 10 ]);
- };
- function d3_scale_log(linear, base, positive, domain) {
- function log(x) {
- return (positive ? Math.log(x < 0 ? 0 : x) : -Math.log(x > 0 ? 0 : -x)) / Math.log(base);
- }
- function pow(x) {
- return positive ? Math.pow(base, x) : -Math.pow(base, -x);
- }
- function scale(x) {
- return linear(log(x));
- }
- scale.invert = function(x) {
- return pow(linear.invert(x));
- };
- scale.domain = function(x) {
- if (!arguments.length) return domain;
- positive = x[0] >= 0;
- linear.domain((domain = x.map(Number)).map(log));
- return scale;
- };
- scale.base = function(_) {
- if (!arguments.length) return base;
- base = +_;
- linear.domain(domain.map(log));
- return scale;
- };
- scale.nice = function() {
- var niced = d3_scale_nice(domain.map(log), positive ? Math : d3_scale_logNiceNegative);
- linear.domain(niced);
- domain = niced.map(pow);
- return scale;
- };
- scale.ticks = function() {
- var extent = d3_scaleExtent(domain), ticks = [], u = extent[0], v = extent[1], i = Math.floor(log(u)), j = Math.ceil(log(v)), n = base % 1 ? 2 : base;
- if (isFinite(j - i)) {
- if (positive) {
- for (;i < j; i++) for (var k = 1; k < n; k++) ticks.push(pow(i) * k);
- ticks.push(pow(i));
- } else {
- ticks.push(pow(i));
- for (;i++ < j; ) for (var k = n - 1; k > 0; k--) ticks.push(pow(i) * k);
- }
- for (i = 0; ticks[i] < u; i++) {}
- for (j = ticks.length; ticks[j - 1] > v; j--) {}
- ticks = ticks.slice(i, j);
- }
- return ticks;
- };
- scale.tickFormat = function(n, format) {
- if (!arguments.length) return d3_scale_logFormat;
- if (arguments.length < 2) format = d3_scale_logFormat; else if (typeof format !== "function") format = d3.format(format);
- var k = Math.max(.1, n / scale.ticks().length), f = positive ? (e = 1e-12, Math.ceil) : (e = -1e-12,
- Math.floor), e;
- return function(d) {
- return d / pow(f(log(d) + e)) <= k ? format(d) : "";
- };
- };
- scale.copy = function() {
- return d3_scale_log(linear.copy(), base, positive, domain);
- };
- return d3_scale_linearRebind(scale, linear);
- }
- var d3_scale_logFormat = d3.format(".0e"), d3_scale_logNiceNegative = {
- floor: function(x) {
- return -Math.ceil(-x);
- },
- ceil: function(x) {
- return -Math.floor(-x);
- }
- };
- d3.scale.pow = function() {
- return d3_scale_pow(d3.scale.linear(), 1, [ 0, 1 ]);
- };
- function d3_scale_pow(linear, exponent, domain) {
- var powp = d3_scale_powPow(exponent), powb = d3_scale_powPow(1 / exponent);
- function scale(x) {
- return linear(powp(x));
- }
- scale.invert = function(x) {
- return powb(linear.invert(x));
- };
- scale.domain = function(x) {
- if (!arguments.length) return domain;
- linear.domain((domain = x.map(Number)).map(powp));
- return scale;
- };
- scale.ticks = function(m) {
- return d3_scale_linearTicks(domain, m);
- };
- scale.tickFormat = function(m, format) {
- return d3_scale_linearTickFormat(domain, m, format);
- };
- scale.nice = function(m) {
- return scale.domain(d3_scale_linearNice(domain, m));
- };
- scale.exponent = function(x) {
- if (!arguments.length) return exponent;
- powp = d3_scale_powPow(exponent = x);
- powb = d3_scale_powPow(1 / exponent);
- linear.domain(domain.map(powp));
- return scale;
- };
- scale.copy = function() {
- return d3_scale_pow(linear.copy(), exponent, domain);
- };
- return d3_scale_linearRebind(scale, linear);
- }
- function d3_scale_powPow(e) {
- return function(x) {
- return x < 0 ? -Math.pow(-x, e) : Math.pow(x, e);
- };
- }
- d3.scale.sqrt = function() {
- return d3.scale.pow().exponent(.5);
- };
- d3.scale.ordinal = function() {
- return d3_scale_ordinal([], {
- t: "range",
- a: [ [] ]
- });
- };
- function d3_scale_ordinal(domain, ranger) {
- var index, range, rangeBand;
- function scale(x) {
- return range[((index.get(x) || (ranger.t === "range" ? index.set(x, domain.push(x)) : NaN)) - 1) % range.length];
- }
- function steps(start, step) {
- return d3.range(domain.length).map(function(i) {
- return start + step * i;
- });
- }
- scale.domain = function(x) {
- if (!arguments.length) return domain;
- domain = [];
- index = new d3_Map();
- var i = -1, n = x.length, xi;
- while (++i < n) if (!index.has(xi = x[i])) index.set(xi, domain.push(xi));
- return scale[ranger.t].apply(scale, ranger.a);
- };
- scale.range = function(x) {
- if (!arguments.length) return range;
- range = x;
- rangeBand = 0;
- ranger = {
- t: "range",
- a: arguments
- };
- return scale;
- };
- scale.rangePoints = function(x, padding) {
- if (arguments.length < 2) padding = 0;
- var start = x[0], stop = x[1], step = domain.length < 2 ? (start = (start + stop) / 2,
- 0) : (stop - start) / (domain.length - 1 + padding);
- range = steps(start + step * padding / 2, step);
- rangeBand = 0;
- ranger = {
- t: "rangePoints",
- a: arguments
- };
- return scale;
- };
- scale.rangeRoundPoints = function(x, padding) {
- if (arguments.length < 2) padding = 0;
- var start = x[0], stop = x[1], step = domain.length < 2 ? (start = stop = Math.round((start + stop) / 2),
- 0) : (stop - start) / (domain.length - 1 + padding) | 0;
- range = steps(start + Math.round(step * padding / 2 + (stop - start - (domain.length - 1 + padding) * step) / 2), step);
- rangeBand = 0;
- ranger = {
- t: "rangeRoundPoints",
- a: arguments
- };
- return scale;
- };
- scale.rangeBands = function(x, padding, outerPadding) {
- if (arguments.length < 2) padding = 0;
- if (arguments.length < 3) outerPadding = padding;
- var reverse = x[1] < x[0], start = x[reverse - 0], stop = x[1 - reverse], step = (stop - start) / (domain.length - padding + 2 * outerPadding);
- range = steps(start + step * outerPadding, step);
- if (reverse) range.reverse();
- rangeBand = step * (1 - padding);
- ranger = {
- t: "rangeBands",
- a: arguments
- };
- return scale;
- };
- scale.rangeRoundBands = function(x, padding, outerPadding) {
- if (arguments.length < 2) padding = 0;
- if (arguments.length < 3) outerPadding = padding;
- var reverse = x[1] < x[0], start = x[reverse - 0], stop = x[1 - reverse], step = Math.floor((stop - start) / (domain.length - padding + 2 * outerPadding));
- range = steps(start + Math.round((stop - start - (domain.length - padding) * step) / 2), step);
- if (reverse) range.reverse();
- rangeBand = Math.round(step * (1 - padding));
- ranger = {
- t: "rangeRoundBands",
- a: arguments
- };
- return scale;
- };
- scale.rangeBand = function() {
- return rangeBand;
- };
- scale.rangeExtent = function() {
- return d3_scaleExtent(ranger.a[0]);
- };
- scale.copy = function() {
- return d3_scale_ordinal(domain, ranger);
- };
- return scale.domain(domain);
- }
- d3.scale.category10 = function() {
- return d3.scale.ordinal().range(d3_category10);
- };
- d3.scale.category20 = function() {
- return d3.scale.ordinal().range(d3_category20);
- };
- d3.scale.category20b = function() {
- return d3.scale.ordinal().range(d3_category20b);
- };
- d3.scale.category20c = function() {
- return d3.scale.ordinal().range(d3_category20c);
- };
- var d3_category10 = [ 2062260, 16744206, 2924588, 14034728, 9725885, 9197131, 14907330, 8355711, 12369186, 1556175 ].map(d3_rgbString);
- var d3_category20 = [ 2062260, 11454440, 16744206, 16759672, 2924588, 10018698, 14034728, 16750742, 9725885, 12955861, 9197131, 12885140, 14907330, 16234194, 8355711, 13092807, 12369186, 14408589, 1556175, 10410725 ].map(d3_rgbString);
- var d3_category20b = [ 3750777, 5395619, 7040719, 10264286, 6519097, 9216594, 11915115, 13556636, 9202993, 12426809, 15186514, 15190932, 8666169, 11356490, 14049643, 15177372, 8077683, 10834324, 13528509, 14589654 ].map(d3_rgbString);
- var d3_category20c = [ 3244733, 7057110, 10406625, 13032431, 15095053, 16616764, 16625259, 16634018, 3253076, 7652470, 10607003, 13101504, 7695281, 10394312, 12369372, 14342891, 6513507, 9868950, 12434877, 14277081 ].map(d3_rgbString);
- d3.scale.quantile = function() {
- return d3_scale_quantile([], []);
- };
- function d3_scale_quantile(domain, range) {
- var thresholds;
- function rescale() {
- var k = 0, q = range.length;
- thresholds = [];
- while (++k < q) thresholds[k - 1] = d3.quantile(domain, k / q);
- return scale;
- }
- function scale(x) {
- if (!isNaN(x = +x)) return range[d3.bisect(thresholds, x)];
- }
- scale.domain = function(x) {
- if (!arguments.length) return domain;
- domain = x.map(d3_number).filter(d3_numeric).sort(d3_ascending);
- return rescale();
- };
- scale.range = function(x) {
- if (!arguments.length) return range;
- range = x;
- return rescale();
- };
- scale.quantiles = function() {
- return thresholds;
- };
- scale.invertExtent = function(y) {
- y = range.indexOf(y);
- return y < 0 ? [ NaN, NaN ] : [ y > 0 ? thresholds[y - 1] : domain[0], y < thresholds.length ? thresholds[y] : domain[domain.length - 1] ];
- };
- scale.copy = function() {
- return d3_scale_quantile(domain, range);
- };
- return rescale();
- }
- d3.scale.quantize = function() {
- return d3_scale_quantize(0, 1, [ 0, 1 ]);
- };
- function d3_scale_quantize(x0, x1, range) {
- var kx, i;
- function scale(x) {
- return range[Math.max(0, Math.min(i, Math.floor(kx * (x - x0))))];
- }
- function rescale() {
- kx = range.length / (x1 - x0);
- i = range.length - 1;
- return scale;
- }
- scale.domain = function(x) {
- if (!arguments.length) return [ x0, x1 ];
- x0 = +x[0];
- x1 = +x[x.length - 1];
- return rescale();
- };
- scale.range = function(x) {
- if (!arguments.length) return range;
- range = x;
- return rescale();
- };
- scale.invertExtent = function(y) {
- y = range.indexOf(y);
- y = y < 0 ? NaN : y / kx + x0;
- return [ y, y + 1 / kx ];
- };
- scale.copy = function() {
- return d3_scale_quantize(x0, x1, range);
- };
- return rescale();
- }
- d3.scale.threshold = function() {
- return d3_scale_threshold([ .5 ], [ 0, 1 ]);
- };
- function d3_scale_threshold(domain, range) {
- function scale(x) {
- if (x <= x) return range[d3.bisect(domain, x)];
- }
- scale.domain = function(_) {
- if (!arguments.length) return domain;
- domain = _;
- return scale;
- };
- scale.range = function(_) {
- if (!arguments.length) return range;
- range = _;
- return scale;
- };
- scale.invertExtent = function(y) {
- y = range.indexOf(y);
- return [ domain[y - 1], domain[y] ];
- };
- 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;
- }
- 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, format) {
- return d3_scale_linearTickFormat(domain, m, format);
- };
- identity.copy = function() {
- return d3_scale_identity(domain);
- };
- return identity;
- }
- d3.svg = {};
- function d3_zero() {
- return 0;
- }
- 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;
- }
- } 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("");
- }
- 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;
- };
- arc.outerRadius = function(v) {
- if (!arguments.length) return outerRadius;
- outerRadius = d3_functor(v);
- return arc;
- };
- arc.cornerRadius = function(v) {
- if (!arguments.length) return cornerRadius;
- cornerRadius = d3_functor(v);
- return arc;
- };
- 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_svg_arcOuterRadius(d) {
- return d.outerRadius;
- }
- 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));
- }
- 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 (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);
- };
- 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_svg_lineLinearClosed(points) {
- return d3_svg_lineLinear(points) + "Z";
- }
- 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_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, -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_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;
- }
- 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_svg_lineDot4(a, b) {
- return a[0] * b[0] + a[1] * b[1] + a[2] * b[2] + a[3] * b[3];
- }
- 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_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;
- }
- 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;
- }
- }
- }
- 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] - halfπ;
- point[0] = r * Math.cos(a);
- point[1] = r * Math.sin(a);
- }
- 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;
- }
- area.x = function(_) {
- if (!arguments.length) return x1;
- x0 = x1 = _;
- return area;
- };
- area.x0 = function(_) {
- if (!arguments.length) return x0;
- x0 = _;
- return area;
- };
- area.x1 = function(_) {
- if (!arguments.length) return x1;
- x1 = _;
- return area;
- };
- area.y = function(_) {
- if (!arguments.length) return y1;
- y0 = y1 = _;
- return area;
- };
- area.y0 = function(_) {
- if (!arguments.length) return y0;
- y0 = _;
- return area;
- };
- area.y1 = function(_) {
- if (!arguments.length) return y1;
- y1 = _;
- return area;
- };
- 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_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) - halfπ, a1 = endAngle.call(self, subgroup, i) - halfπ;
- 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) ]
- };
- }
- 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;
- };
- chord.source = function(v) {
- if (!arguments.length) return source;
- source = d3_functor(v);
- return chord;
- };
- chord.target = function(v) {
- if (!arguments.length) return target;
- target = d3_functor(v);
- return chord;
- };
- chord.startAngle = function(v) {
- if (!arguments.length) return startAngle;
- startAngle = d3_functor(v);
- return chord;
- };
- chord.endAngle = function(v) {
- if (!arguments.length) return endAngle;
- endAngle = d3_functor(v);
- return chord;
- };
- return chord;
- };
- function d3_svg_chordRadius(d) {
- return d.radius;
- }
- 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];
- }
- 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;
- };
- diagonal.projection = function(x) {
- if (!arguments.length) return projection;
- projection = x;
- return diagonal;
- };
- 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;
- };
- 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) ];
- };
- }
- 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_svg_symbolSize() {
- return 64;
- }
- 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_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);
- }
- }
- }
- 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);
- }
- }
- }
- }
- 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 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);
- }));
- }
- d3_transitionPrototype.attr = function(nameNS, value) {
- if (arguments.length < 2) {
- for (value in nameNS) this.attr(value, nameNS[value]);
- return this;
- }
- var interpolate = nameNS == "transform" ? d3_interpolateTransform : d3_interpolate, name = d3.ns.qualify(nameNS);
- function attrNull() {
- this.removeAttribute(name);
- }
- function attrNullNS() {
- this.removeAttributeNS(name.space, name.local);
- }
- 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));
- });
- });
- }
- 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);
- };
- 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 = "";
- }
- function styleNull() {
- this.style.removeProperty(name);
- }
- 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);
- });
- });
- }
- 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);
- };
- }
- 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_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);
- });
- };
- 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;
- };
- 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);
- }
- }
- return d3_transition(subgroups, ns, id1);
- };
- function d3_transitionNamespace(name) {
- return name == null ? "__transition__" : "__transition_" + name + "__";
- }
- 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);
- }
- }
- 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);
- });
- }
- axis.scale = function(x) {
- if (!arguments.length) return scale;
- scale = x;
- return axis;
- };
- axis.orient = function(x) {
- if (!arguments.length) return orient;
- orient = x in d3_svg_axisOrients ? x + "" : d3_svg_axisDefaultOrient;
- 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) {
- var n = arguments.length;
- if (!n) return innerTickSize;
- innerTickSize = +x;
- outerTickSize = +arguments[n - 1];
- return axis;
- };
- axis.innerTickSize = function(x) {
- if (!arguments.length) return innerTickSize;
- innerTickSize = +x;
- return axis;
- };
- axis.outerTickSize = function(x) {
- if (!arguments.length) return outerTickSize;
- outerTickSize = +x;
- return axis;
- };
- axis.tickPadding = function(x) {
- if (!arguments.length) return tickPadding;
- tickPadding = +x;
- return axis;
- };
- axis.tickSubdivide = function() {
- return arguments.length && axis;
- };
- 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)";
- });
- }
- 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.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);
- });
- }
- 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 {
- event_({
- type: "brushstart"
- });
- event_({
- type: "brush",
- mode: "resize"
- });
- event_({
- type: "brushend"
- });
- }
- });
- };
- function redraw(g) {
- g.selectAll(".resize").attr("transform", function(d) {
- return "translate(" + xExtent[+/e$/.test(d)] + "," + yExtent[+/^s/.test(d)] + ")";
- });
- }
- function redrawX(g) {
- g.select(".extent").attr("x", xExtent[0]);
- g.selectAll(".extent,.n>rect,.s>rect").attr("width", xExtent[1] - xExtent[0]);
- }
- function redrawY(g) {
- g.select(".extent").attr("y", yExtent[0]);
- g.selectAll(".extent,.e>rect,.w>rect").attr("height", yExtent[1] - yExtent[0]);
- }
- function brushstart() {
- var target = this, eventTarget = d3.select(d3.event.target), event_ = event.of(target, arguments), g = d3.select(target), resizing = eventTarget.datum(), resizingX = !/^(n|s)$/.test(resizing) && x, resizingY = !/^(e|w)$/.test(resizing) && y, dragging = eventTarget.classed("extent"), dragRestore = d3_event_dragSuppress(target), center, origin = d3.mouse(target), offset;
- var w = d3.select(d3_window(target)).on("keydown.brush", keydown).on("keyup.brush", keyup);
- if (d3.event.changedTouches) {
- w.on("touchmove.brush", brushmove).on("touchend.brush", brushend);
- } else {
- w.on("mousemove.brush", brushmove).on("mouseup.brush", brushend);
- }
- g.interrupt().selectAll("*").interrupt();
- if (dragging) {
- origin[0] = xExtent[0] - origin[0];
- origin[1] = yExtent[0] - origin[1];
- } else if (resizing) {
- var ex = +/w$/.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;
- }
- d3_eventPreventDefault();
- }
- }
- function keyup() {
- if (d3.event.keyCode == 32 && dragging == 2) {
- origin[0] += xExtent[1];
- origin[1] += yExtent[1];
- dragging = 0;
- d3_eventPreventDefault();
- }
- }
- function brushmove() {
- var point = d3.mouse(target), moved = false;
- if (offset) {
- point[0] += offset[0];
- point[1] += offset[1];
- }
- 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 (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"
- });
- }
- }
- 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;
- }
- 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 {
- max = position;
- }
- }
- 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"
- });
- }
- }
- brush.x = function(z) {
- if (!arguments.length) return x;
- x = z;
- resizes = d3_svg_brushResizes[!x << 1 | !y];
- return brush;
- };
- brush.y = function(z) {
- if (!arguments.length) return y;
- y = z;
- resizes = d3_svg_brushResizes[!x << 1 | !y];
- return brush;
- };
- 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;
- };
- 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 ];
- }
- 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 ];
- }
- 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;
- };
- 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_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();
- }
- d3_time_formatIsoNative.parse = function(string) {
- var date = new Date(string);
- return isNaN(date) ? null : date;
- };
- d3_time_formatIsoNative.toString = d3_time_formatIso.toString;
- 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_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) {
- var timezone = date.getTimezoneOffset() / 60;
- 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.month = d3_time_interval(function(date) {
- date = d3_time.day(date);
- date.setDate(1);
- return date;
- }, function(date, offset) {
- date.setMonth(date.getMonth() + offset);
- }, function(date) {
- return date.getMonth();
- });
- 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);
- }
- scale.invert = function(x) {
- return d3_time_scaleDate(linear.invert(x));
- };
- scale.domain = function(x) {
- if (!arguments.length) return linear.domain().map(d3_time_scaleDate);
- linear.domain(x);
- return scale;
- };
- 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(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;
- };
- scale.copy = function() {
- return d3_time_scale(linear.copy(), methods, format);
- };
- return d3_scale_linearRebind(scale, linear);
- }
- function d3_time_scaleDate(t) {
- return new Date(t);
- }
- 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_scaleLocalFormat = d3_time_format.multi([ [ ".%L", function(d) {
- return d.getMilliseconds();
- } ], [ ":%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_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) {
- return [ m[0].utc, m[1] ];
- });
- var d3_time_scaleUtcFormat = d3_time_formatUtc.multi([ [ ".%L", function(d) {
- return d.getUTCMilliseconds();
- } ], [ ":%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);
- };
- function d3_json(request) {
- return JSON.parse(request.responseText);
- }
- d3.html = function(url, callback) {
- return d3_xhr(url, "text/html", d3_html, callback);
- };
- 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/public/js/lib/d3/d3.v3.min.js b/public/js/lib/d3/d3.v3.min.js
deleted file mode 100644
index ac74e5a..0000000
--- a/public/js/lib/d3/d3.v3.min.js
+++ /dev/null
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1!=n.getDate()}],["%B",function(n){return n.getMonth()}],["%Y",Ar]]),Ys={range:function(n,t,r){return Bo.range(Math.ceil(n/r)*r,+t,r).map(Vo)},floor:At,ceil:At};Os.year=rc.year,rc.scale=function(){return Zo(Bo.scale.linear(),Os,Is)};var Zs=Os.map(function(n){return[n[0].utc,n[1]]}),Vs=js.multi([[".%L",function(n){return n.getUTCMilliseconds()}],[":%S",function(n){return n.getUTCSeconds()}],["%I:%M",function(n){return n.getUTCMinutes()}],["%I %p",function(n){return n.getUTCHours()}],["%a %d",function(n){return n.getUTCDay()&&1!=n.getUTCDate()}],["%b %d",function(n){return 1!=n.getUTCDate()}],["%B",function(n){return n.getUTCMonth()}],["%Y",Ar]]);Zs.year=rc.year.utc,rc.scale.utc=function(){return Zo(Bo.scale.linear(),Zs,Vs)},Bo.text=Ct(function(n){return n.responseText}),Bo.json=function(n,t){return Nt(n,"application/json",$o,t)},Bo.html=function(n,t){return Nt(n,"text/html",Xo,t)},Bo.xml=Ct(function(n){return n.responseXML}),"function"==typeof define&&define.amd?define(Bo):"object"==typeof module&&module.exports?module.exports=Bo:this.d3=Bo}();
\ No newline at end of file
diff --git a/public/js/lib/d3/dagre-d3.js b/public/js/lib/d3/dagre-d3.js
deleted file mode 100644
index 87e58f9..0000000
--- a/public/js/lib/d3/dagre-d3.js
+++ /dev/null
@@ -1,4615 +0,0 @@
-;(function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){
-var global=self;/**
- * @license
- * Copyright (c) 2012-2013 Chris Pettitt
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-global.dagreD3 = require('./index');
-
-},{"./index":2}],2:[function(require,module,exports){
-/**
- * @license
- * Copyright (c) 2012-2013 Chris Pettitt
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-module.exports = {
- Digraph: require('graphlib').Digraph,
- Renderer: require('./lib/Renderer'),
- json: require('graphlib').converter.json,
- layout: require('dagre').layout,
- version: require('./lib/version'),
- debug: require('dagre').debug
-};
-
-},{"./lib/Renderer":3,"./lib/version":4,"dagre":11,"graphlib":28}],3:[function(require,module,exports){
-var layout = require('dagre').layout;
-
-var d3;
-try { d3 = require('d3'); } catch (_) { d3 = window.d3; }
-
-module.exports = Renderer;
-
-function Renderer() {
- // Set up defaults...
- this._layout = layout();
-
- this.drawNodes(defaultDrawNodes);
- this.drawEdgeLabels(defaultDrawEdgeLabels);
- this.drawEdgePaths(defaultDrawEdgePaths);
- this.positionNodes(defaultPositionNodes);
- this.positionEdgeLabels(defaultPositionEdgeLabels);
- this.positionEdgePaths(defaultPositionEdgePaths);
- this.zoomSetup(defaultZoomSetup);
- this.zoom(defaultZoom);
- this.transition(defaultTransition);
- this.postLayout(defaultPostLayout);
- this.postRender(defaultPostRender);
-
- this.edgeInterpolate('bundle');
- this.edgeTension(0.95);
-}
-
-Renderer.prototype.layout = function(layout) {
- if (!arguments.length) { return this._layout; }
- this._layout = layout;
- return this;
-};
-
-Renderer.prototype.drawNodes = function(drawNodes) {
- if (!arguments.length) { return this._drawNodes; }
- this._drawNodes = bind(drawNodes, this);
- return this;
-};
-
-Renderer.prototype.drawEdgeLabels = function(drawEdgeLabels) {
- if (!arguments.length) { return this._drawEdgeLabels; }
- this._drawEdgeLabels = bind(drawEdgeLabels, this);
- return this;
-};
-
-Renderer.prototype.drawEdgePaths = function(drawEdgePaths) {
- if (!arguments.length) { return this._drawEdgePaths; }
- this._drawEdgePaths = bind(drawEdgePaths, this);
- return this;
-};
-
-Renderer.prototype.positionNodes = function(positionNodes) {
- if (!arguments.length) { return this._positionNodes; }
- this._positionNodes = bind(positionNodes, this);
- return this;
-};
-
-Renderer.prototype.positionEdgeLabels = function(positionEdgeLabels) {
- if (!arguments.length) { return this._positionEdgeLabels; }
- this._positionEdgeLabels = bind(positionEdgeLabels, this);
- return this;
-};
-
-Renderer.prototype.positionEdgePaths = function(positionEdgePaths) {
- if (!arguments.length) { return this._positionEdgePaths; }
- this._positionEdgePaths = bind(positionEdgePaths, this);
- return this;
-};
-
-Renderer.prototype.transition = function(transition) {
- if (!arguments.length) { return this._transition; }
- this._transition = bind(transition, this);
- return this;
-};
-
-Renderer.prototype.zoomSetup = function(zoomSetup) {
- if (!arguments.length) { return this._zoomSetup; }
- this._zoomSetup = bind(zoomSetup, this);
- return this;
-};
-
-Renderer.prototype.zoom = function(zoom) {
- if (!arguments.length) { return this._zoom; }
- if (zoom) {
- this._zoom = bind(zoom, this);
- } else {
- delete this._zoom;
- }
- return this;
-};
-
-Renderer.prototype.postLayout = function(postLayout) {
- if (!arguments.length) { return this._postLayout; }
- this._postLayout = bind(postLayout, this);
- return this;
-};
-
-Renderer.prototype.postRender = function(postRender) {
- if (!arguments.length) { return this._postRender; }
- this._postRender = bind(postRender, this);
- return this;
-};
-
-Renderer.prototype.edgeInterpolate = function(edgeInterpolate) {
- if (!arguments.length) { return this._edgeInterpolate; }
- this._edgeInterpolate = edgeInterpolate;
- return this;
-};
-
-Renderer.prototype.edgeTension = function(edgeTension) {
- if (!arguments.length) { return this._edgeTension; }
- this._edgeTension = edgeTension;
- return this;
-};
-
-Renderer.prototype.run = function(graph, svg) {
- // First copy the input graph so that it is not changed by the rendering
- // process.
- graph = copyAndInitGraph(graph);
-
- // Create zoom elements
- svg = this._zoomSetup(graph, svg);
-
- // Create layers
- svg
- .selectAll('g.edgePaths, g.edgeLabels, g.nodes')
- .data(['edgePaths', 'edgeLabels', 'nodes'])
- .enter()
- .append('g')
- .attr('class', function(d) { return d; });
-
- // Create node and edge roots, attach labels, and capture dimension
- // information for use with layout.
- var svgNodes = this._drawNodes(graph, svg.select('g.nodes'));
- var svgEdgeLabels = this._drawEdgeLabels(graph, svg.select('g.edgeLabels'));
-
- svgNodes.each(function(u) { calculateDimensions(this, graph.node(u)); });
- svgEdgeLabels.each(function(e) { calculateDimensions(this, graph.edge(e)); });
-
- // Now apply the layout function
- var result = runLayout(graph, this._layout);
-
- // Run any user-specified post layout processing
- this._postLayout(result, svg);
-
- var svgEdgePaths = this._drawEdgePaths(graph, svg.select('g.edgePaths'));
-
- // Apply the layout information to the graph
- this._positionNodes(result, svgNodes);
- this._positionEdgeLabels(result, svgEdgeLabels);
- this._positionEdgePaths(result, svgEdgePaths);
-
- this._postRender(result, svg);
-
- return result;
-};
-
-function copyAndInitGraph(graph) {
- var copy = graph.copy();
-
- // Init labels if they were not present in the source graph
- copy.nodes().forEach(function(u) {
- var value = copy.node(u);
- if (value === undefined) {
- value = {};
- copy.node(u, value);
- }
- if (!('label' in value)) { value.label = ''; }
- });
-
- copy.edges().forEach(function(e) {
- var value = copy.edge(e);
- if (value === undefined) {
- value = {};
- copy.edge(e, value);
- }
- if (!('label' in value)) { value.label = ''; }
- });
-
- return copy;
-}
-
-function calculateDimensions(group, value) {
- var bbox = group.getBBox();
- value.width = bbox.width;
- value.height = bbox.height;
-}
-
-function runLayout(graph, layout) {
- var result = layout.run(graph);
-
- // Copy labels to the result graph
- graph.eachNode(function(u, value) { result.node(u).label = value.label; });
- graph.eachEdge(function(e, u, v, value) { result.edge(e).label = value.label; });
-
- return result;
-}
-
-function defaultDrawNodes(g, root) {
- var nodes = g.nodes().filter(function(u) { return !isComposite(g, u); });
-
- var svgNodes = root
- .selectAll('g.node')
- .classed('enter', false)
- .data(nodes, function(u) { return u; });
-
- svgNodes.selectAll('*').remove();
-
- svgNodes
- .enter()
- .append('g')
- .style('opacity', 0)
- .attr('class', 'node enter');
-
- svgNodes.each(function(u) { addLabel(g.node(u), d3.select(this), 10, 10); });
-
- this._transition(svgNodes.exit())
- .style('opacity', 0)
- .remove();
-
- return svgNodes;
-}
-
-function defaultDrawEdgeLabels(g, root) {
- var svgEdgeLabels = root
- .selectAll('g.edgeLabel')
- .classed('enter', false)
- .data(g.edges(), function (e) { return e; });
-
- svgEdgeLabels.selectAll('*').remove();
-
- svgEdgeLabels
- .enter()
- .append('g')
- .style('opacity', 0)
- .attr('class', 'edgeLabel enter');
-
- svgEdgeLabels.each(function(e) { addLabel(g.edge(e), d3.select(this), 0, 0); });
-
- this._transition(svgEdgeLabels.exit())
- .style('opacity', 0)
- .remove();
-
- return svgEdgeLabels;
-}
-
-var defaultDrawEdgePaths = function(g, root) {
- var svgEdgePaths = root
- .selectAll('g.edgePath')
- .classed('enter', false)
- .data(g.edges(), function(e) { return e; });
-
- svgEdgePaths
- .enter()
- .append('g')
- .attr('class', 'edgePath enter')
- .append('path')
- .style('opacity', 0)
- .attr('marker-end', 'url(#arrowhead)');
-
- this._transition(svgEdgePaths.exit())
- .style('opacity', 0)
- .remove();
-
- return svgEdgePaths;
-};
-
-function defaultPositionNodes(g, svgNodes) {
- function transform(u) {
- var value = g.node(u);
- return 'translate(' + value.x + ',' + value.y + ')';
- }
-
- // For entering nodes, position immediately without transition
- svgNodes.filter('.enter').attr('transform', transform);
-
- this._transition(svgNodes)
- .style('opacity', 1)
- .attr('transform', transform);
-}
-
-function defaultPositionEdgeLabels(g, svgEdgeLabels) {
- function transform(e) {
- var value = g.edge(e);
- var point = findMidPoint(value.points);
- return 'translate(' + point.x + ',' + point.y + ')';
- }
-
- // For entering edge labels, position immediately without transition
- svgEdgeLabels.filter('.enter').attr('transform', transform);
-
- this._transition(svgEdgeLabels)
- .style('opacity', 1)
- .attr('transform', transform);
-}
-
-function defaultPositionEdgePaths(g, svgEdgePaths) {
- var interpolate = this._edgeInterpolate,
- tension = this._edgeTension;
-
- function calcPoints(e) {
- var value = g.edge(e);
- var source = g.node(g.incidentNodes(e)[0]);
- var target = g.node(g.incidentNodes(e)[1]);
- var points = value.points.slice();
-
- var p0 = points.length === 0 ? target : points[0];
- var p1 = points.length === 0 ? source : points[points.length - 1];
-
- points.unshift(intersectRect(source, p0));
- // TODO: use bpodgursky's shortening algorithm here
- points.push(intersectRect(target, p1));
-
- return d3.svg.line()
- .x(function(d) { return d.x; })
- .y(function(d) { return d.y; })
- .interpolate(interpolate)
- .tension(tension)
- (points);
- }
-
- svgEdgePaths.filter('.enter').selectAll('path')
- .attr('d', calcPoints);
-
- this._transition(svgEdgePaths.selectAll('path'))
- .attr('d', calcPoints)
- .style('opacity', 1);
-}
-
-// By default we do not use transitions
-function defaultTransition(selection) {
- return selection;
-}
-
-// Setup dom for zooming
-function defaultZoomSetup(graph, svg) {
- var root = svg.property('ownerSVGElement');
- // If the svg node is the root, we get null, so set to svg.
- if (!root) { root = svg; }
- root = d3.select(root);
-
- if (root.select('rect.overlay').empty()) {
- // Create an overlay for capturing mouse events that don't touch foreground
- root.append('rect')
- .attr('class', 'overlay')
- .attr('width', '100%')
- .attr('height', '100%')
- .style('fill', 'none');
-
- // Capture the zoom behaviour from the svg
- svg = svg.append('g')
- .attr('class', 'zoom');
-
- if (this._zoom) {
- root.call(this._zoom(graph, svg));
- }
- }
-
- return svg;
-}
-
-// By default allow pan and zoom
-function defaultZoom(graph, svg) {
- return d3.behavior.zoom().on('zoom', function() {
- svg.attr('transform', 'translate(' + d3.event.translate + ')scale(' + d3.event.scale + ')');
- });
-}
-
-function defaultPostLayout() {
- // Do nothing
-}
-
-function defaultPostRender(graph, root) {
- if (graph.isDirected() && root.select('#arrowhead').empty()) {
- root
- .append('svg:defs')
- .append('svg:marker')
- .attr('id', 'arrowhead')
- .attr('viewBox', '0 0 10 10')
- .attr('refX', 8)
- .attr('refY', 5)
- .attr('markerUnits', 'strokeWidth')
- .attr('markerWidth', 8)
- .attr('markerHeight', 5)
- .attr('orient', 'auto')
- .attr('style', 'fill: #333')
- .append('svg:path')
- .attr('d', 'M 0 0 L 10 5 L 0 10 z');
- }
-}
-
-function addLabel(node, root, marginX, marginY) {
- // Add the rect first so that it appears behind the label
- var label = node.label;
- var rect = root.append('rect');
- var labelSvg = root.append('g');
-
- if (label[0] === '<') {
- addForeignObjectLabel(label, labelSvg);
- // No margin for HTML elements
- marginX = marginY = 0;
- } else {
- addTextLabel(label,
- labelSvg,
- Math.floor(node.labelCols),
- node.labelCut);
- }
-
- var bbox = root.node().getBBox();
-
- labelSvg.attr('transform',
- 'translate(' + (-bbox.width / 2) + ',' + (-bbox.height / 2) + ')');
-
- rect
- .attr('rx', 5)
- .attr('ry', 5)
- .attr('x', -(bbox.width / 2 + marginX))
- .attr('y', -(bbox.height / 2 + marginY))
- .attr('width', bbox.width + 2 * marginX)
- .attr('height', bbox.height + 2 * marginY);
-}
-
-function addForeignObjectLabel(label, root) {
- var fo = root
- .append('foreignObject')
- .attr('width', '100000');
-
- var w, h;
- fo
- .append('xhtml:div')
- .style('float', 'left')
- // TODO find a better way to get dimensions for foreignObjects...
- .html(function() { return label; })
- .each(function() {
- w = this.clientWidth;
- h = this.clientHeight;
- });
-
- fo
- .attr('width', w)
- .attr('height', h);
-}
-
-function addTextLabel(label, root, labelCols, labelCut) {
- if (labelCut === undefined) labelCut = 'false';
- labelCut = (labelCut.toString().toLowerCase() === 'true');
-
- var node = root
- .append('text')
- .attr('text-anchor', 'left');
-
- label = label.replace(/\\n/g, '\n');
-
- var arr = labelCols ? wordwrap(label, labelCols, labelCut) : label;
- arr = arr.split('\n');
- for (var i = 0; i < arr.length; i++) {
- node
- .append('tspan')
- .attr('dy', '1em')
- .attr('x', '1')
- .text(arr[i]);
- }
-}
-
-// Thanks to
-// http://james.padolsey.com/javascript/wordwrap-for-javascript/
-function wordwrap (str, width, cut, brk) {
- brk = brk || '\n';
- width = width || 75;
- cut = cut || false;
-
- if (!str) { return str; }
-
- var regex = '.{1,' +width+ '}(\\s|$)' + (cut ? '|.{' +width+ '}|.+$' : '|\\S+?(\\s|$)');
-
- return str.match( new RegExp(regex, 'g') ).join( brk );
-}
-
-function findMidPoint(points) {
- var midIdx = points.length / 2;
- if (points.length % 2) {
- return points[Math.floor(midIdx)];
- } else {
- var p0 = points[midIdx - 1];
- var p1 = points[midIdx];
- return {x: (p0.x + p1.x) / 2, y: (p0.y + p1.y) / 2};
- }
-}
-
-function intersectRect(rect, point) {
- var x = rect.x;
- var y = rect.y;
-
- // For now we only support rectangles
-
- // Rectangle intersection algorithm from:
- // http://math.stackexchange.com/questions/108113/find-edge-between-two-boxes
- var dx = point.x - x;
- var dy = point.y - y;
- var w = rect.width / 2;
- var h = rect.height / 2;
-
- var sx, sy;
- if (Math.abs(dy) * w > Math.abs(dx) * h) {
- // Intersection is top or bottom of rect.
- if (dy < 0) {
- h = -h;
- }
- sx = dy === 0 ? 0 : h * dx / dy;
- sy = h;
- } else {
- // Intersection is left or right of rect.
- if (dx < 0) {
- w = -w;
- }
- sx = w;
- sy = dx === 0 ? 0 : w * dy / dx;
- }
-
- return {x: x + sx, y: y + sy};
-}
-
-function isComposite(g, u) {
- return 'children' in g && g.children(u).length;
-}
-
-function bind(func, thisArg) {
- // For some reason PhantomJS occassionally fails when using the builtin bind,
- // so we check if it is available and if not, use a degenerate polyfill.
- if (func.bind) {
- return func.bind(thisArg);
- }
-
- return function() {
- return func.apply(thisArg, arguments);
- };
-}
-
-},{"d3":10,"dagre":11}],4:[function(require,module,exports){
-module.exports = '0.2.0';
-
-},{}],5:[function(require,module,exports){
-exports.Set = require('./lib/Set');
-exports.PriorityQueue = require('./lib/PriorityQueue');
-exports.version = require('./lib/version');
-
-},{"./lib/PriorityQueue":6,"./lib/Set":7,"./lib/version":9}],6:[function(require,module,exports){
-module.exports = PriorityQueue;
-
-/**
- * A min-priority queue data structure. This algorithm is derived from Cormen,
- * et al., "Introduction to Algorithms". The basic idea of a min-priority
- * queue is that you can efficiently (in O(1) time) get the smallest key in
- * the queue. Adding and removing elements takes O(log n) time. A key can
- * have its priority decreased in O(log n) time.
- */
-function PriorityQueue() {
- this._arr = [];
- this._keyIndices = {};
-}
-
-/**
- * Returns the number of elements in the queue. Takes `O(1)` time.
- */
-PriorityQueue.prototype.size = function() {
- return this._arr.length;
-};
-
-/**
- * Returns the keys that are in the queue. Takes `O(n)` time.
- */
-PriorityQueue.prototype.keys = function() {
- return this._arr.map(function(x) { return x.key; });
-};
-
-/**
- * Returns `true` if **key** is in the queue and `false` if not.
- */
-PriorityQueue.prototype.has = function(key) {
- return key in this._keyIndices;
-};
-
-/**
- * Returns the priority for **key**. If **key** is not present in the queue
- * then this function returns `undefined`. Takes `O(1)` time.
- *
- * @param {Object} key
- */
-PriorityQueue.prototype.priority = function(key) {
- var index = this._keyIndices[key];
- if (index !== undefined) {
- return this._arr[index].priority;
- }
-};
-
-/**
- * Returns the key for the minimum element in this queue. If the queue is
- * empty this function throws an Error. Takes `O(1)` time.
- */
-PriorityQueue.prototype.min = function() {
- if (this.size() === 0) {
- throw new Error("Queue underflow");
- }
- return this._arr[0].key;
-};
-
-/**
- * Inserts a new key into the priority queue. If the key already exists in
- * the queue this function returns `false`; otherwise it will return `true`.
- * Takes `O(n)` time.
- *
- * @param {Object} key the key to add
- * @param {Number} priority the initial priority for the key
- */
-PriorityQueue.prototype.add = function(key, priority) {
- var keyIndices = this._keyIndices;
- if (!(key in keyIndices)) {
- var arr = this._arr;
- var index = arr.length;
- keyIndices[key] = index;
- arr.push({key: key, priority: priority});
- this._decrease(index);
- return true;
- }
- return false;
-};
-
-/**
- * Removes and returns the smallest key in the queue. Takes `O(log n)` time.
- */
-PriorityQueue.prototype.removeMin = function() {
- this._swap(0, this._arr.length - 1);
- var min = this._arr.pop();
- delete this._keyIndices[min.key];
- this._heapify(0);
- return min.key;
-};
-
-/**
- * Decreases the priority for **key** to **priority**. If the new priority is
- * greater than the previous priority, this function will throw an Error.
- *
- * @param {Object} key the key for which to raise priority
- * @param {Number} priority the new priority for the key
- */
-PriorityQueue.prototype.decrease = function(key, priority) {
- var index = this._keyIndices[key];
- if (priority > this._arr[index].priority) {
- throw new Error("New priority is greater than current priority. " +
- "Key: " + key + " Old: " + this._arr[index].priority + " New: " + priority);
- }
- this._arr[index].priority = priority;
- this._decrease(index);
-};
-
-PriorityQueue.prototype._heapify = function(i) {
- var arr = this._arr;
- var l = 2 * i,
- r = l + 1,
- largest = i;
- if (l < arr.length) {
- largest = arr[l].priority < arr[largest].priority ? l : largest;
- if (r < arr.length) {
- largest = arr[r].priority < arr[largest].priority ? r : largest;
- }
- if (largest !== i) {
- this._swap(i, largest);
- this._heapify(largest);
- }
- }
-};
-
-PriorityQueue.prototype._decrease = function(index) {
- var arr = this._arr;
- var priority = arr[index].priority;
- var parent;
- while (index !== 0) {
- parent = index >> 1;
- if (arr[parent].priority < priority) {
- break;
- }
- this._swap(index, parent);
- index = parent;
- }
-};
-
-PriorityQueue.prototype._swap = function(i, j) {
- var arr = this._arr;
- var keyIndices = this._keyIndices;
- var origArrI = arr[i];
- var origArrJ = arr[j];
- arr[i] = origArrJ;
- arr[j] = origArrI;
- keyIndices[origArrJ.key] = i;
- keyIndices[origArrI.key] = j;
-};
-
-},{}],7:[function(require,module,exports){
-var util = require('./util');
-
-module.exports = Set;
-
-/**
- * Constructs a new Set with an optional set of `initialKeys`.
- *
- * It is important to note that keys are coerced to String for most purposes
- * with this object, similar to the behavior of JavaScript's Object. For
- * example, the following will add only one key:
- *
- * var s = new Set();
- * s.add(1);
- * s.add("1");
- *
- * However, the type of the key is preserved internally so that `keys` returns
- * the original key set uncoerced. For the above example, `keys` would return
- * `[1]`.
- */
-function Set(initialKeys) {
- this._size = 0;
- this._keys = {};
-
- if (initialKeys) {
- for (var i = 0, il = initialKeys.length; i < il; ++i) {
- this.add(initialKeys[i]);
- }
- }
-}
-
-/**
- * Returns a new Set that represents the set intersection of the array of given
- * sets.
- */
-Set.intersect = function(sets) {
- if (sets.length === 0) {
- return new Set();
- }
-
- var result = new Set(!util.isArray(sets[0]) ? sets[0].keys() : sets[0]);
- for (var i = 1, il = sets.length; i < il; ++i) {
- var resultKeys = result.keys(),
- other = !util.isArray(sets[i]) ? sets[i] : new Set(sets[i]);
- for (var j = 0, jl = resultKeys.length; j < jl; ++j) {
- var key = resultKeys[j];
- if (!other.has(key)) {
- result.remove(key);
- }
- }
- }
-
- return result;
-};
-
-/**
- * Returns a new Set that represents the set union of the array of given sets.
- */
-Set.union = function(sets) {
- var totalElems = util.reduce(sets, function(lhs, rhs) {
- return lhs + (rhs.size ? rhs.size() : rhs.length);
- }, 0);
- var arr = new Array(totalElems);
-
- var k = 0;
- for (var i = 0, il = sets.length; i < il; ++i) {
- var cur = sets[i],
- keys = !util.isArray(cur) ? cur.keys() : cur;
- for (var j = 0, jl = keys.length; j < jl; ++j) {
- arr[k++] = keys[j];
- }
- }
-
- return new Set(arr);
-};
-
-/**
- * Returns the size of this set in `O(1)` time.
- */
-Set.prototype.size = function() {
- return this._size;
-};
-
-/**
- * Returns the keys in this set. Takes `O(n)` time.
- */
-Set.prototype.keys = function() {
- return values(this._keys);
-};
-
-/**
- * Tests if a key is present in this Set. Returns `true` if it is and `false`
- * if not. Takes `O(1)` time.
- */
-Set.prototype.has = function(key) {
- return key in this._keys;
-};
-
-/**
- * Adds a new key to this Set if it is not already present. Returns `true` if
- * the key was added and `false` if it was already present. Takes `O(1)` time.
- */
-Set.prototype.add = function(key) {
- if (!(key in this._keys)) {
- this._keys[key] = key;
- ++this._size;
- return true;
- }
- return false;
-};
-
-/**
- * Removes a key from this Set. If the key was removed this function returns
- * `true`. If not, it returns `false`. Takes `O(1)` time.
- */
-Set.prototype.remove = function(key) {
- if (key in this._keys) {
- delete this._keys[key];
- --this._size;
- return true;
- }
- return false;
-};
-
-/*
- * Returns an array of all values for properties of **o**.
- */
-function values(o) {
- var ks = Object.keys(o),
- len = ks.length,
- result = new Array(len),
- i;
- for (i = 0; i < len; ++i) {
- result[i] = o[ks[i]];
- }
- return result;
-}
-
-},{"./util":8}],8:[function(require,module,exports){
-/*
- * This polyfill comes from
- * https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/isArray
- */
-if(!Array.isArray) {
- exports.isArray = function (vArg) {
- return Object.prototype.toString.call(vArg) === '[object Array]';
- };
-} else {
- exports.isArray = Array.isArray;
-}
-
-/*
- * Slightly adapted polyfill from
- * https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/Reduce
- */
-if ('function' !== typeof Array.prototype.reduce) {
- exports.reduce = function(array, callback, opt_initialValue) {
- 'use strict';
- if (null === array || 'undefined' === typeof array) {
- // At the moment all modern browsers, that support strict mode, have
- // native implementation of Array.prototype.reduce. For instance, IE8
- // does not support strict mode, so this check is actually useless.
- throw new TypeError(
- 'Array.prototype.reduce called on null or undefined');
- }
- if ('function' !== typeof callback) {
- throw new TypeError(callback + ' is not a function');
- }
- var index, value,
- length = array.length >>> 0,
- isValueSet = false;
- if (1 < arguments.length) {
- value = opt_initialValue;
- isValueSet = true;
- }
- for (index = 0; length > index; ++index) {
- if (array.hasOwnProperty(index)) {
- if (isValueSet) {
- value = callback(value, array[index], index, array);
- }
- else {
- value = array[index];
- isValueSet = true;
- }
- }
- }
- if (!isValueSet) {
- throw new TypeError('Reduce of empty array with no initial value');
- }
- return value;
- };
-} else {
- exports.reduce = function(array, callback, opt_initialValue) {
- return array.reduce(callback, opt_initialValue);
- };
-}
-
-},{}],9:[function(require,module,exports){
-module.exports = '1.1.3';
-
-},{}],10:[function(require,module,exports){
-require("./d3");
-module.exports = d3;
-(function () { delete this.d3; })(); // unset global
-
-},{}],11:[function(require,module,exports){
-/*
-Copyright (c) 2012-2013 Chris Pettitt
-
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is
-furnished to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
-THE SOFTWARE.
-*/
-exports.Digraph = require("graphlib").Digraph;
-exports.Graph = require("graphlib").Graph;
-exports.layout = require("./lib/layout");
-exports.version = require("./lib/version");
-
-},{"./lib/layout":12,"./lib/version":27,"graphlib":28}],12:[function(require,module,exports){
-var util = require('./util'),
- rank = require('./rank'),
- order = require('./order'),
- CGraph = require('graphlib').CGraph,
- CDigraph = require('graphlib').CDigraph;
-
-module.exports = function() {
- // External configuration
- var config = {
- // How much debug information to include?
- debugLevel: 0,
- // Max number of sweeps to perform in order phase
- orderMaxSweeps: order.DEFAULT_MAX_SWEEPS,
- // Use network simplex algorithm in ranking
- rankSimplex: false,
- // Rank direction. Valid values are (TB, LR)
- rankDir: 'TB'
- };
-
- // Phase functions
- var position = require('./position')();
-
- // This layout object
- var self = {};
-
- self.orderIters = util.propertyAccessor(self, config, 'orderMaxSweeps');
-
- self.rankSimplex = util.propertyAccessor(self, config, 'rankSimplex');
-
- self.nodeSep = delegateProperty(position.nodeSep);
- self.edgeSep = delegateProperty(position.edgeSep);
- self.universalSep = delegateProperty(position.universalSep);
- self.rankSep = delegateProperty(position.rankSep);
- self.rankDir = util.propertyAccessor(self, config, 'rankDir');
- self.debugAlignment = delegateProperty(position.debugAlignment);
-
- self.debugLevel = util.propertyAccessor(self, config, 'debugLevel', function(x) {
- util.log.level = x;
- position.debugLevel(x);
- });
-
- self.run = util.time('Total layout', run);
-
- self._normalize = normalize;
-
- return self;
-
- /*
- * Constructs an adjacency graph using the nodes and edges specified through
- * config. For each node and edge we add a property `dagre` that contains an
- * object that will hold intermediate and final layout information. Some of
- * the contents include:
- *
- * 1) A generated ID that uniquely identifies the object.
- * 2) Dimension information for nodes (copied from the source node).
- * 3) Optional dimension information for edges.
- *
- * After the adjacency graph is constructed the code no longer needs to use
- * the original nodes and edges passed in via config.
- */
- function initLayoutGraph(inputGraph) {
- var g = new CDigraph();
-
- inputGraph.eachNode(function(u, value) {
- if (value === undefined) value = {};
- g.addNode(u, {
- width: value.width,
- height: value.height
- });
- if (value.hasOwnProperty('rank')) {
- g.node(u).prefRank = value.rank;
- }
- });
-
- // Set up subgraphs
- if (inputGraph.parent) {
- inputGraph.nodes().forEach(function(u) {
- g.parent(u, inputGraph.parent(u));
- });
- }
-
- inputGraph.eachEdge(function(e, u, v, value) {
- if (value === undefined) value = {};
- var newValue = {
- e: e,
- minLen: value.minLen || 1,
- width: value.width || 0,
- height: value.height || 0,
- points: []
- };
-
- g.addEdge(null, u, v, newValue);
- });
-
- // Initial graph attributes
- var graphValue = inputGraph.graph() || {};
- g.graph({
- rankDir: graphValue.rankDir || config.rankDir,
- orderRestarts: graphValue.orderRestarts
- });
-
- return g;
- }
-
- function run(inputGraph) {
- var rankSep = self.rankSep();
- var g;
- try {
- // Build internal graph
- g = util.time('initLayoutGraph', initLayoutGraph)(inputGraph);
-
- if (g.order() === 0) {
- return g;
- }
-
- // Make space for edge labels
- g.eachEdge(function(e, s, t, a) {
- a.minLen *= 2;
- });
- self.rankSep(rankSep / 2);
-
- // Determine the rank for each node. Nodes with a lower rank will appear
- // above nodes of higher rank.
- util.time('rank.run', rank.run)(g, config.rankSimplex);
-
- // Normalize the graph by ensuring that every edge is proper (each edge has
- // a length of 1). We achieve this by adding dummy nodes to long edges,
- // thus shortening them.
- util.time('normalize', normalize)(g);
-
- // Order the nodes so that edge crossings are minimized.
- util.time('order', order)(g, config.orderMaxSweeps);
-
- // Find the x and y coordinates for every node in the graph.
- util.time('position', position.run)(g);
-
- // De-normalize the graph by removing dummy nodes and augmenting the
- // original long edges with coordinate information.
- util.time('undoNormalize', undoNormalize)(g);
-
- // Reverses points for edges that are in a reversed state.
- util.time('fixupEdgePoints', fixupEdgePoints)(g);
-
- // Restore delete edges and reverse edges that were reversed in the rank
- // phase.
- util.time('rank.restoreEdges', rank.restoreEdges)(g);
-
- // Construct final result graph and return it
- return util.time('createFinalGraph', createFinalGraph)(g, inputGraph.isDirected());
- } finally {
- self.rankSep(rankSep);
- }
- }
-
- /*
- * This function is responsible for 'normalizing' the graph. The process of
- * normalization ensures that no edge in the graph has spans more than one
- * rank. To do this it inserts dummy nodes as needed and links them by adding
- * dummy edges. This function keeps enough information in the dummy nodes and
- * edges to ensure that the original graph can be reconstructed later.
- *
- * This method assumes that the input graph is cycle free.
- */
- function normalize(g) {
- var dummyCount = 0;
- g.eachEdge(function(e, s, t, a) {
- var sourceRank = g.node(s).rank;
- var targetRank = g.node(t).rank;
- if (sourceRank + 1 < targetRank) {
- for (var u = s, rank = sourceRank + 1, i = 0; rank < targetRank; ++rank, ++i) {
- var v = '_D' + (++dummyCount);
- var node = {
- width: a.width,
- height: a.height,
- edge: { id: e, source: s, target: t, attrs: a },
- rank: rank,
- dummy: true
- };
-
- // If this node represents a bend then we will use it as a control
- // point. For edges with 2 segments this will be the center dummy
- // node. For edges with more than two segments, this will be the
- // first and last dummy node.
- if (i === 0) node.index = 0;
- else if (rank + 1 === targetRank) node.index = 1;
-
- g.addNode(v, node);
- g.addEdge(null, u, v, {});
- u = v;
- }
- g.addEdge(null, u, t, {});
- g.delEdge(e);
- }
- });
- }
-
- /*
- * Reconstructs the graph as it was before normalization. The positions of
- * dummy nodes are used to build an array of points for the original 'long'
- * edge. Dummy nodes and edges are removed.
- */
- function undoNormalize(g) {
- g.eachNode(function(u, a) {
- if (a.dummy) {
- if ('index' in a) {
- var edge = a.edge;
- if (!g.hasEdge(edge.id)) {
- g.addEdge(edge.id, edge.source, edge.target, edge.attrs);
- }
- var points = g.edge(edge.id).points;
- points[a.index] = { x: a.x, y: a.y, ul: a.ul, ur: a.ur, dl: a.dl, dr: a.dr };
- }
- g.delNode(u);
- }
- });
- }
-
- /*
- * For each edge that was reversed during the `acyclic` step, reverse its
- * array of points.
- */
- function fixupEdgePoints(g) {
- g.eachEdge(function(e, s, t, a) { if (a.reversed) a.points.reverse(); });
- }
-
- function createFinalGraph(g, isDirected) {
- var out = isDirected ? new CDigraph() : new CGraph();
- out.graph(g.graph());
- g.eachNode(function(u, value) { out.addNode(u, value); });
- g.eachNode(function(u) { out.parent(u, g.parent(u)); });
- g.eachEdge(function(e, u, v, value) {
- out.addEdge(value.e, u, v, value);
- });
-
- // Attach bounding box information
- var maxX = 0, maxY = 0;
- g.eachNode(function(u, value) {
- if (!g.children(u).length) {
- maxX = Math.max(maxX, value.x + value.width / 2);
- maxY = Math.max(maxY, value.y + value.height / 2);
- }
- });
- g.eachEdge(function(e, u, v, value) {
- var maxXPoints = Math.max.apply(Math, value.points.map(function(p) { return p.x; }));
- var maxYPoints = Math.max.apply(Math, value.points.map(function(p) { return p.y; }));
- maxX = Math.max(maxX, maxXPoints + value.width / 2);
- maxY = Math.max(maxY, maxYPoints + value.height / 2);
- });
- out.graph().width = maxX;
- out.graph().height = maxY;
-
- return out;
- }
-
- /*
- * Given a function, a new function is returned that invokes the given
- * function. The return value from the function is always the `self` object.
- */
- function delegateProperty(f) {
- return function() {
- if (!arguments.length) return f();
- f.apply(null, arguments);
- return self;
- };
- }
-};
-
-
-},{"./order":13,"./position":18,"./rank":19,"./util":26,"graphlib":28}],13:[function(require,module,exports){
-var util = require('./util'),
- crossCount = require('./order/crossCount'),
- initLayerGraphs = require('./order/initLayerGraphs'),
- initOrder = require('./order/initOrder'),
- sortLayer = require('./order/sortLayer');
-
-module.exports = order;
-
-// The maximum number of sweeps to perform before finishing the order phase.
-var DEFAULT_MAX_SWEEPS = 24;
-order.DEFAULT_MAX_SWEEPS = DEFAULT_MAX_SWEEPS;
-
-/*
- * Runs the order phase with the specified `graph, `maxSweeps`, and
- * `debugLevel`. If `maxSweeps` is not specified we use `DEFAULT_MAX_SWEEPS`.
- * If `debugLevel` is not set we assume 0.
- */
-function order(g, maxSweeps) {
- if (arguments.length < 2) {
- maxSweeps = DEFAULT_MAX_SWEEPS;
- }
-
- var restarts = g.graph().orderRestarts || 0;
-
- var layerGraphs = initLayerGraphs(g);
- // TODO: remove this when we add back support for ordering clusters
- layerGraphs.forEach(function(lg) {
- lg = lg.filterNodes(function(u) { return !g.children(u).length; });
- });
-
- var iters = 0,
- currentBestCC,
- allTimeBestCC = Number.MAX_VALUE,
- allTimeBest = {};
-
- function saveAllTimeBest() {
- g.eachNode(function(u, value) { allTimeBest[u] = value.order; });
- }
-
- for (var j = 0; j < Number(restarts) + 1 && allTimeBestCC !== 0; ++j) {
- currentBestCC = Number.MAX_VALUE;
- initOrder(g, restarts > 0);
-
- util.log(2, 'Order phase start cross count: ' + g.graph().orderInitCC);
-
- var i, lastBest, cc;
- for (i = 0, lastBest = 0; lastBest < 4 && i < maxSweeps && currentBestCC > 0; ++i, ++lastBest, ++iters) {
- sweep(g, layerGraphs, i);
- cc = crossCount(g);
- if (cc < currentBestCC) {
- lastBest = 0;
- currentBestCC = cc;
- if (cc < allTimeBestCC) {
- saveAllTimeBest();
- allTimeBestCC = cc;
- }
- }
- util.log(3, 'Order phase start ' + j + ' iter ' + i + ' cross count: ' + cc);
- }
- }
-
- Object.keys(allTimeBest).forEach(function(u) {
- if (!g.children || !g.children(u).length) {
- g.node(u).order = allTimeBest[u];
- }
- });
- g.graph().orderCC = allTimeBestCC;
-
- util.log(2, 'Order iterations: ' + iters);
- util.log(2, 'Order phase best cross count: ' + g.graph().orderCC);
-}
-
-function predecessorWeights(g, nodes) {
- var weights = {};
- nodes.forEach(function(u) {
- weights[u] = g.inEdges(u).map(function(e) {
- return g.node(g.source(e)).order;
- });
- });
- return weights;
-}
-
-function successorWeights(g, nodes) {
- var weights = {};
- nodes.forEach(function(u) {
- weights[u] = g.outEdges(u).map(function(e) {
- return g.node(g.target(e)).order;
- });
- });
- return weights;
-}
-
-function sweep(g, layerGraphs, iter) {
- if (iter % 2 === 0) {
- sweepDown(g, layerGraphs, iter);
- } else {
- sweepUp(g, layerGraphs, iter);
- }
-}
-
-function sweepDown(g, layerGraphs) {
- var cg;
- for (i = 1; i < layerGraphs.length; ++i) {
- cg = sortLayer(layerGraphs[i], cg, predecessorWeights(g, layerGraphs[i].nodes()));
- }
-}
-
-function sweepUp(g, layerGraphs) {
- var cg;
- for (i = layerGraphs.length - 2; i >= 0; --i) {
- sortLayer(layerGraphs[i], cg, successorWeights(g, layerGraphs[i].nodes()));
- }
-}
-
-},{"./order/crossCount":14,"./order/initLayerGraphs":15,"./order/initOrder":16,"./order/sortLayer":17,"./util":26}],14:[function(require,module,exports){
-var util = require('../util');
-
-module.exports = crossCount;
-
-/*
- * Returns the cross count for the given graph.
- */
-function crossCount(g) {
- var cc = 0;
- var ordering = util.ordering(g);
- for (var i = 1; i < ordering.length; ++i) {
- cc += twoLayerCrossCount(g, ordering[i-1], ordering[i]);
- }
- return cc;
-}
-
-/*
- * This function searches through a ranked and ordered graph and counts the
- * number of edges that cross. This algorithm is derived from:
- *
- * W. Barth et al., Bilayer Cross Counting, JGAA, 8(2) 179–194 (2004)
- */
-function twoLayerCrossCount(g, layer1, layer2) {
- var indices = [];
- layer1.forEach(function(u) {
- var nodeIndices = [];
- g.outEdges(u).forEach(function(e) { nodeIndices.push(g.node(g.target(e)).order); });
- nodeIndices.sort(function(x, y) { return x - y; });
- indices = indices.concat(nodeIndices);
- });
-
- var firstIndex = 1;
- while (firstIndex < layer2.length) firstIndex <<= 1;
-
- var treeSize = 2 * firstIndex - 1;
- firstIndex -= 1;
-
- var tree = [];
- for (var i = 0; i < treeSize; ++i) { tree[i] = 0; }
-
- var cc = 0;
- indices.forEach(function(i) {
- var treeIndex = i + firstIndex;
- ++tree[treeIndex];
- while (treeIndex > 0) {
- if (treeIndex % 2) {
- cc += tree[treeIndex + 1];
- }
- treeIndex = (treeIndex - 1) >> 1;
- ++tree[treeIndex];
- }
- });
-
- return cc;
-}
-
-},{"../util":26}],15:[function(require,module,exports){
-var nodesFromList = require('graphlib').filter.nodesFromList,
- /* jshint -W079 */
- Set = require('cp-data').Set;
-
-module.exports = initLayerGraphs;
-
-/*
- * This function takes a compound layered graph, g, and produces an array of
- * layer graphs. Each entry in the array represents a subgraph of nodes
- * relevant for performing crossing reduction on that layer.
- */
-function initLayerGraphs(g) {
- var ranks = [];
-
- function dfs(u) {
- if (u === null) {
- g.children(u).forEach(function(v) { dfs(v); });
- return;
- }
-
- var value = g.node(u);
- value.minRank = ('rank' in value) ? value.rank : Number.MAX_VALUE;
- value.maxRank = ('rank' in value) ? value.rank : Number.MIN_VALUE;
- var uRanks = new Set();
- g.children(u).forEach(function(v) {
- var rs = dfs(v);
- uRanks = Set.union([uRanks, rs]);
- value.minRank = Math.min(value.minRank, g.node(v).minRank);
- value.maxRank = Math.max(value.maxRank, g.node(v).maxRank);
- });
-
- if ('rank' in value) uRanks.add(value.rank);
-
- uRanks.keys().forEach(function(r) {
- if (!(r in ranks)) ranks[r] = [];
- ranks[r].push(u);
- });
-
- return uRanks;
- }
- dfs(null);
-
- var layerGraphs = [];
- ranks.forEach(function(us, rank) {
- layerGraphs[rank] = g.filterNodes(nodesFromList(us));
- });
-
- return layerGraphs;
-}
-
-},{"cp-data":5,"graphlib":28}],16:[function(require,module,exports){
-var crossCount = require('./crossCount'),
- util = require('../util');
-
-module.exports = initOrder;
-
-/*
- * Given a graph with a set of layered nodes (i.e. nodes that have a `rank`
- * attribute) this function attaches an `order` attribute that uniquely
- * arranges each node of each rank. If no constraint graph is provided the
- * order of the nodes in each rank is entirely arbitrary.
- */
-function initOrder(g, random) {
- var layers = [];
-
- g.eachNode(function(u, value) {
- var layer = layers[value.rank];
- if (g.children && g.children(u).length > 0) return;
- if (!layer) {
- layer = layers[value.rank] = [];
- }
- layer.push(u);
- });
-
- layers.forEach(function(layer) {
- if (random) {
- util.shuffle(layer);
- }
- layer.forEach(function(u, i) {
- g.node(u).order = i;
- });
- });
-
- var cc = crossCount(g);
- g.graph().orderInitCC = cc;
- g.graph().orderCC = Number.MAX_VALUE;
-}
-
-},{"../util":26,"./crossCount":14}],17:[function(require,module,exports){
-var util = require('../util');
-/*
- Digraph = require('graphlib').Digraph,
- topsort = require('graphlib').alg.topsort,
- nodesFromList = require('graphlib').filter.nodesFromList;
-*/
-
-module.exports = sortLayer;
-
-/*
-function sortLayer(g, cg, weights) {
- var result = sortLayerSubgraph(g, null, cg, weights);
- result.list.forEach(function(u, i) {
- g.node(u).order = i;
- });
- return result.constraintGraph;
-}
-*/
-
-function sortLayer(g, cg, weights) {
- var ordering = [];
- var bs = {};
- g.eachNode(function(u, value) {
- ordering[value.order] = u;
- var ws = weights[u];
- if (ws.length) {
- bs[u] = util.sum(ws) / ws.length;
- }
- });
-
- var toSort = g.nodes().filter(function(u) { return bs[u] !== undefined; });
- toSort.sort(function(x, y) {
- return bs[x] - bs[y] || g.node(x).order - g.node(y).order;
- });
-
- for (var i = 0, j = 0, jl = toSort.length; j < jl; ++i) {
- if (bs[ordering[i]] !== undefined) {
- g.node(toSort[j++]).order = i;
- }
- }
-}
-
-// TOOD: re-enable constrained sorting once we have a strategy for handling
-// undefined barycenters.
-/*
-function sortLayerSubgraph(g, sg, cg, weights) {
- cg = cg ? cg.filterNodes(nodesFromList(g.children(sg))) : new Digraph();
-
- var nodeData = {};
- g.children(sg).forEach(function(u) {
- if (g.children(u).length) {
- nodeData[u] = sortLayerSubgraph(g, u, cg, weights);
- nodeData[u].firstSG = u;
- nodeData[u].lastSG = u;
- } else {
- var ws = weights[u];
- nodeData[u] = {
- degree: ws.length,
- barycenter: ws.length > 0 ? util.sum(ws) / ws.length : 0,
- list: [u]
- };
- }
- });
-
- resolveViolatedConstraints(g, cg, nodeData);
-
- var keys = Object.keys(nodeData);
- keys.sort(function(x, y) {
- return nodeData[x].barycenter - nodeData[y].barycenter;
- });
-
- var result = keys.map(function(u) { return nodeData[u]; })
- .reduce(function(lhs, rhs) { return mergeNodeData(g, lhs, rhs); });
- return result;
-}
-
-/*
-function mergeNodeData(g, lhs, rhs) {
- var cg = mergeDigraphs(lhs.constraintGraph, rhs.constraintGraph);
-
- if (lhs.lastSG !== undefined && rhs.firstSG !== undefined) {
- if (cg === undefined) {
- cg = new Digraph();
- }
- if (!cg.hasNode(lhs.lastSG)) { cg.addNode(lhs.lastSG); }
- cg.addNode(rhs.firstSG);
- cg.addEdge(null, lhs.lastSG, rhs.firstSG);
- }
-
- return {
- degree: lhs.degree + rhs.degree,
- barycenter: (lhs.barycenter * lhs.degree + rhs.barycenter * rhs.degree) /
- (lhs.degree + rhs.degree),
- list: lhs.list.concat(rhs.list),
- firstSG: lhs.firstSG !== undefined ? lhs.firstSG : rhs.firstSG,
- lastSG: rhs.lastSG !== undefined ? rhs.lastSG : lhs.lastSG,
- constraintGraph: cg
- };
-}
-
-function mergeDigraphs(lhs, rhs) {
- if (lhs === undefined) return rhs;
- if (rhs === undefined) return lhs;
-
- lhs = lhs.copy();
- rhs.nodes().forEach(function(u) { lhs.addNode(u); });
- rhs.edges().forEach(function(e, u, v) { lhs.addEdge(null, u, v); });
- return lhs;
-}
-
-function resolveViolatedConstraints(g, cg, nodeData) {
- // Removes nodes `u` and `v` from `cg` and makes any edges incident on them
- // incident on `w` instead.
- function collapseNodes(u, v, w) {
- // TODO original paper removes self loops, but it is not obvious when this would happen
- cg.inEdges(u).forEach(function(e) {
- cg.delEdge(e);
- cg.addEdge(null, cg.source(e), w);
- });
-
- cg.outEdges(v).forEach(function(e) {
- cg.delEdge(e);
- cg.addEdge(null, w, cg.target(e));
- });
-
- cg.delNode(u);
- cg.delNode(v);
- }
-
- var violated;
- while ((violated = findViolatedConstraint(cg, nodeData)) !== undefined) {
- var source = cg.source(violated),
- target = cg.target(violated);
-
- var v;
- while ((v = cg.addNode(null)) && g.hasNode(v)) {
- cg.delNode(v);
- }
-
- // Collapse barycenter and list
- nodeData[v] = mergeNodeData(g, nodeData[source], nodeData[target]);
- delete nodeData[source];
- delete nodeData[target];
-
- collapseNodes(source, target, v);
- if (cg.incidentEdges(v).length === 0) { cg.delNode(v); }
- }
-}
-
-function findViolatedConstraint(cg, nodeData) {
- var us = topsort(cg);
- for (var i = 0; i < us.length; ++i) {
- var u = us[i];
- var inEdges = cg.inEdges(u);
- for (var j = 0; j < inEdges.length; ++j) {
- var e = inEdges[j];
- if (nodeData[cg.source(e)].barycenter >= nodeData[u].barycenter) {
- return e;
- }
- }
- }
-}
-*/
-
-},{"../util":26}],18:[function(require,module,exports){
-var util = require('./util');
-
-/*
- * The algorithms here are based on Brandes and Köpf, "Fast and Simple
- * Horizontal Coordinate Assignment".
- */
-module.exports = function() {
- // External configuration
- var config = {
- nodeSep: 50,
- edgeSep: 10,
- universalSep: null,
- rankSep: 30
- };
-
- var self = {};
-
- self.nodeSep = util.propertyAccessor(self, config, 'nodeSep');
- self.edgeSep = util.propertyAccessor(self, config, 'edgeSep');
- // If not null this separation value is used for all nodes and edges
- // regardless of their widths. `nodeSep` and `edgeSep` are ignored with this
- // option.
- self.universalSep = util.propertyAccessor(self, config, 'universalSep');
- self.rankSep = util.propertyAccessor(self, config, 'rankSep');
- self.debugLevel = util.propertyAccessor(self, config, 'debugLevel');
-
- self.run = run;
-
- return self;
-
- function run(g) {
- g = g.filterNodes(util.filterNonSubgraphs(g));
-
- var layering = util.ordering(g);
-
- var conflicts = findConflicts(g, layering);
-
- var xss = {};
- ['u', 'd'].forEach(function(vertDir) {
- if (vertDir === 'd') layering.reverse();
-
- ['l', 'r'].forEach(function(horizDir) {
- if (horizDir === 'r') reverseInnerOrder(layering);
-
- var dir = vertDir + horizDir;
- var align = verticalAlignment(g, layering, conflicts, vertDir === 'u' ? 'predecessors' : 'successors');
- xss[dir]= horizontalCompaction(g, layering, align.pos, align.root, align.align);
-
- if (config.debugLevel >= 3)
- debugPositioning(vertDir + horizDir, g, layering, xss[dir]);
-
- if (horizDir === 'r') flipHorizontally(xss[dir]);
-
- if (horizDir === 'r') reverseInnerOrder(layering);
- });
-
- if (vertDir === 'd') layering.reverse();
- });
-
- balance(g, layering, xss);
-
- g.eachNode(function(v) {
- var xs = [];
- for (var alignment in xss) {
- var alignmentX = xss[alignment][v];
- posXDebug(alignment, g, v, alignmentX);
- xs.push(alignmentX);
- }
- xs.sort(function(x, y) { return x - y; });
- posX(g, v, (xs[1] + xs[2]) / 2);
- });
-
- // Align y coordinates with ranks
- var y = 0, reverseY = g.graph().rankDir === 'BT' || g.graph().rankDir === 'RL';
- layering.forEach(function(layer) {
- var maxHeight = util.max(layer.map(function(u) { return height(g, u); }));
- y += maxHeight / 2;
- layer.forEach(function(u) {
- posY(g, u, reverseY ? -y : y);
- });
- y += maxHeight / 2 + config.rankSep;
- });
-
- // Translate layout so that top left corner of bounding rectangle has
- // coordinate (0, 0).
- var minX = util.min(g.nodes().map(function(u) { return posX(g, u) - width(g, u) / 2; }));
- var minY = util.min(g.nodes().map(function(u) { return posY(g, u) - height(g, u) / 2; }));
- g.eachNode(function(u) {
- posX(g, u, posX(g, u) - minX);
- posY(g, u, posY(g, u) - minY);
- });
- }
-
- /*
- * Generate an ID that can be used to represent any undirected edge that is
- * incident on `u` and `v`.
- */
- function undirEdgeId(u, v) {
- return u < v
- ? u.toString().length + ':' + u + '-' + v
- : v.toString().length + ':' + v + '-' + u;
- }
-
- function findConflicts(g, layering) {
- var conflicts = {}, // Set of conflicting edge ids
- pos = {}, // Position of node in its layer
- prevLayer,
- currLayer,
- k0, // Position of the last inner segment in the previous layer
- l, // Current position in the current layer (for iteration up to `l1`)
- k1; // Position of the next inner segment in the previous layer or
- // the position of the last element in the previous layer
-
- if (layering.length <= 2) return conflicts;
-
- function updateConflicts(v) {
- var k = pos[v];
- if (k < k0 || k > k1) {
- conflicts[undirEdgeId(currLayer[l], v)] = true;
- }
- }
-
- layering[1].forEach(function(u, i) { pos[u] = i; });
- for (var i = 1; i < layering.length - 1; ++i) {
- prevLayer = layering[i];
- currLayer = layering[i+1];
- k0 = 0;
- l = 0;
-
- // Scan current layer for next node that is incident to an inner segement
- // between layering[i+1] and layering[i].
- for (var l1 = 0; l1 < currLayer.length; ++l1) {
- var u = currLayer[l1]; // Next inner segment in the current layer or
- // last node in the current layer
- pos[u] = l1;
- k1 = undefined;
-
- if (g.node(u).dummy) {
- var uPred = g.predecessors(u)[0];
- // Note: In the case of self loops and sideways edges it is possible
- // for a dummy not to have a predecessor.
- if (uPred !== undefined && g.node(uPred).dummy)
- k1 = pos[uPred];
- }
- if (k1 === undefined && l1 === currLayer.length - 1)
- k1 = prevLayer.length - 1;
-
- if (k1 !== undefined) {
- for (; l <= l1; ++l) {
- g.predecessors(currLayer[l]).forEach(updateConflicts);
- }
- k0 = k1;
- }
- }
- }
-
- return conflicts;
- }
-
- function verticalAlignment(g, layering, conflicts, relationship) {
- var pos = {}, // Position for a node in its layer
- root = {}, // Root of the block that the node participates in
- align = {}; // Points to the next node in the block or, if the last
- // element in the block, points to the first block's root
-
- layering.forEach(function(layer) {
- layer.forEach(function(u, i) {
- root[u] = u;
- align[u] = u;
- pos[u] = i;
- });
- });
-
- layering.forEach(function(layer) {
- var prevIdx = -1;
- layer.forEach(function(v) {
- var related = g[relationship](v), // Adjacent nodes from the previous layer
- mid; // The mid point in the related array
-
- if (related.length > 0) {
- related.sort(function(x, y) { return pos[x] - pos[y]; });
- mid = (related.length - 1) / 2;
- related.slice(Math.floor(mid), Math.ceil(mid) + 1).forEach(function(u) {
- if (align[v] === v) {
- if (!conflicts[undirEdgeId(u, v)] && prevIdx < pos[u]) {
- align[u] = v;
- align[v] = root[v] = root[u];
- prevIdx = pos[u];
- }
- }
- });
- }
- });
- });
-
- return { pos: pos, root: root, align: align };
- }
-
- // This function deviates from the standard BK algorithm in two ways. First
- // it takes into account the size of the nodes. Second it includes a fix to
- // the original algorithm that is described in Carstens, "Node and Label
- // Placement in a Layered Layout Algorithm".
- function horizontalCompaction(g, layering, pos, root, align) {
- var sink = {}, // Mapping of node id -> sink node id for class
- maybeShift = {}, // Mapping of sink node id -> { class node id, min shift }
- shift = {}, // Mapping of sink node id -> shift
- pred = {}, // Mapping of node id -> predecessor node (or null)
- xs = {}; // Calculated X positions
-
- layering.forEach(function(layer) {
- layer.forEach(function(u, i) {
- sink[u] = u;
- maybeShift[u] = {};
- if (i > 0)
- pred[u] = layer[i - 1];
- });
- });
-
- function updateShift(toShift, neighbor, delta) {
- if (!(neighbor in maybeShift[toShift])) {
- maybeShift[toShift][neighbor] = delta;
- } else {
- maybeShift[toShift][neighbor] = Math.min(maybeShift[toShift][neighbor], delta);
- }
- }
-
- function placeBlock(v) {
- if (!(v in xs)) {
- xs[v] = 0;
- var w = v;
- do {
- if (pos[w] > 0) {
- var u = root[pred[w]];
- placeBlock(u);
- if (sink[v] === v) {
- sink[v] = sink[u];
- }
- var delta = sep(g, pred[w]) + sep(g, w);
- if (sink[v] !== sink[u]) {
- updateShift(sink[u], sink[v], xs[v] - xs[u] - delta);
- } else {
- xs[v] = Math.max(xs[v], xs[u] + delta);
- }
- }
- w = align[w];
- } while (w !== v);
- }
- }
-
- // Root coordinates relative to sink
- util.values(root).forEach(function(v) {
- placeBlock(v);
- });
-
- // Absolute coordinates
- // There is an assumption here that we've resolved shifts for any classes
- // that begin at an earlier layer. We guarantee this by visiting layers in
- // order.
- layering.forEach(function(layer) {
- layer.forEach(function(v) {
- xs[v] = xs[root[v]];
- if (v === root[v] && v === sink[v]) {
- var minShift = 0;
- if (v in maybeShift && Object.keys(maybeShift[v]).length > 0) {
- minShift = util.min(Object.keys(maybeShift[v])
- .map(function(u) {
- return maybeShift[v][u] + (u in shift ? shift[u] : 0);
- }
- ));
- }
- shift[v] = minShift;
- }
- });
- });
-
- layering.forEach(function(layer) {
- layer.forEach(function(v) {
- xs[v] += shift[sink[root[v]]] || 0;
- });
- });
-
- return xs;
- }
-
- function findMinCoord(g, layering, xs) {
- return util.min(layering.map(function(layer) {
- var u = layer[0];
- return xs[u];
- }));
- }
-
- function findMaxCoord(g, layering, xs) {
- return util.max(layering.map(function(layer) {
- var u = layer[layer.length - 1];
- return xs[u];
- }));
- }
-
- function balance(g, layering, xss) {
- var min = {}, // Min coordinate for the alignment
- max = {}, // Max coordinate for the alginment
- smallestAlignment,
- shift = {}; // Amount to shift a given alignment
-
- function updateAlignment(v) {
- xss[alignment][v] += shift[alignment];
- }
-
- var smallest = Number.POSITIVE_INFINITY;
- for (var alignment in xss) {
- var xs = xss[alignment];
- min[alignment] = findMinCoord(g, layering, xs);
- max[alignment] = findMaxCoord(g, layering, xs);
- var w = max[alignment] - min[alignment];
- if (w < smallest) {
- smallest = w;
- smallestAlignment = alignment;
- }
- }
-
- // Determine how much to adjust positioning for each alignment
- ['u', 'd'].forEach(function(vertDir) {
- ['l', 'r'].forEach(function(horizDir) {
- var alignment = vertDir + horizDir;
- shift[alignment] = horizDir === 'l'
- ? min[smallestAlignment] - min[alignment]
- : max[smallestAlignment] - max[alignment];
- });
- });
-
- // Find average of medians for xss array
- for (alignment in xss) {
- g.eachNode(updateAlignment);
- }
- }
-
- function flipHorizontally(xs) {
- for (var u in xs) {
- xs[u] = -xs[u];
- }
- }
-
- function reverseInnerOrder(layering) {
- layering.forEach(function(layer) {
- layer.reverse();
- });
- }
-
- function width(g, u) {
- switch (g.graph().rankDir) {
- case 'LR': return g.node(u).height;
- case 'RL': return g.node(u).height;
- default: return g.node(u).width;
- }
- }
-
- function height(g, u) {
- switch(g.graph().rankDir) {
- case 'LR': return g.node(u).width;
- case 'RL': return g.node(u).width;
- default: return g.node(u).height;
- }
- }
-
- function sep(g, u) {
- if (config.universalSep !== null) {
- return config.universalSep;
- }
- var w = width(g, u);
- var s = g.node(u).dummy ? config.edgeSep : config.nodeSep;
- return (w + s) / 2;
- }
-
- function posX(g, u, x) {
- if (g.graph().rankDir === 'LR' || g.graph().rankDir === 'RL') {
- if (arguments.length < 3) {
- return g.node(u).y;
- } else {
- g.node(u).y = x;
- }
- } else {
- if (arguments.length < 3) {
- return g.node(u).x;
- } else {
- g.node(u).x = x;
- }
- }
- }
-
- function posXDebug(name, g, u, x) {
- if (g.graph().rankDir === 'LR' || g.graph().rankDir === 'RL') {
- if (arguments.length < 3) {
- return g.node(u)[name];
- } else {
- g.node(u)[name] = x;
- }
- } else {
- if (arguments.length < 3) {
- return g.node(u)[name];
- } else {
- g.node(u)[name] = x;
- }
- }
- }
-
- function posY(g, u, y) {
- if (g.graph().rankDir === 'LR' || g.graph().rankDir === 'RL') {
- if (arguments.length < 3) {
- return g.node(u).x;
- } else {
- g.node(u).x = y;
- }
- } else {
- if (arguments.length < 3) {
- return g.node(u).y;
- } else {
- g.node(u).y = y;
- }
- }
- }
-
- function debugPositioning(align, g, layering, xs) {
- layering.forEach(function(l, li) {
- var u, xU;
- l.forEach(function(v) {
- var xV = xs[v];
- if (u) {
- var s = sep(g, u) + sep(g, v);
- if (xV - xU < s)
- console.log('Position phase: sep violation. Align: ' + align + '. Layer: ' + li + '. ' +
- 'U: ' + u + ' V: ' + v + '. Actual sep: ' + (xV - xU) + ' Expected sep: ' + s);
- }
- u = v;
- xU = xV;
- });
- });
- }
-};
-
-},{"./util":26}],19:[function(require,module,exports){
-var util = require('./util'),
- acyclic = require('./rank/acyclic'),
- initRank = require('./rank/initRank'),
- feasibleTree = require('./rank/feasibleTree'),
- constraints = require('./rank/constraints'),
- simplex = require('./rank/simplex'),
- components = require('graphlib').alg.components,
- filter = require('graphlib').filter;
-
-exports.run = run;
-exports.restoreEdges = restoreEdges;
-
-/*
- * Heuristic function that assigns a rank to each node of the input graph with
- * the intent of minimizing edge lengths, while respecting the `minLen`
- * attribute of incident edges.
- *
- * Prerequisites:
- *
- * * Each edge in the input graph must have an assigned 'minLen' attribute
- */
-function run(g, useSimplex) {
- expandSelfLoops(g);
-
- // If there are rank constraints on nodes, then build a new graph that
- // encodes the constraints.
- util.time('constraints.apply', constraints.apply)(g);
-
- expandSidewaysEdges(g);
-
- // Reverse edges to get an acyclic graph, we keep the graph in an acyclic
- // state until the very end.
- util.time('acyclic', acyclic)(g);
-
- // Convert the graph into a flat graph for ranking
- var flatGraph = g.filterNodes(util.filterNonSubgraphs(g));
-
- // Assign an initial ranking using DFS.
- initRank(flatGraph);
-
- // For each component improve the assigned ranks.
- components(flatGraph).forEach(function(cmpt) {
- var subgraph = flatGraph.filterNodes(filter.nodesFromList(cmpt));
- rankComponent(subgraph, useSimplex);
- });
-
- // Relax original constraints
- util.time('constraints.relax', constraints.relax(g));
-
- // When handling nodes with constrained ranks it is possible to end up with
- // edges that point to previous ranks. Most of the subsequent algorithms assume
- // that edges are pointing to successive ranks only. Here we reverse any "back
- // edges" and mark them as such. The acyclic algorithm will reverse them as a
- // post processing step.
- util.time('reorientEdges', reorientEdges)(g);
-}
-
-function restoreEdges(g) {
- acyclic.undo(g);
-}
-
-/*
- * Expand self loops into three dummy nodes. One will sit above the incident
- * node, one will be at the same level, and one below. The result looks like:
- *
- * /--<--x--->--\
- * node y
- * \--<--z--->--/
- *
- * Dummy nodes x, y, z give us the shape of a loop and node y is where we place
- * the label.
- *
- * TODO: consolidate knowledge of dummy node construction.
- * TODO: support minLen = 2
- */
-function expandSelfLoops(g) {
- g.eachEdge(function(e, u, v, a) {
- if (u === v) {
- var x = addDummyNode(g, e, u, v, a, 0, false),
- y = addDummyNode(g, e, u, v, a, 1, true),
- z = addDummyNode(g, e, u, v, a, 2, false);
- g.addEdge(null, x, u, {minLen: 1, selfLoop: true});
- g.addEdge(null, x, y, {minLen: 1, selfLoop: true});
- g.addEdge(null, u, z, {minLen: 1, selfLoop: true});
- g.addEdge(null, y, z, {minLen: 1, selfLoop: true});
- g.delEdge(e);
- }
- });
-}
-
-function expandSidewaysEdges(g) {
- g.eachEdge(function(e, u, v, a) {
- if (u === v) {
- var origEdge = a.originalEdge,
- dummy = addDummyNode(g, origEdge.e, origEdge.u, origEdge.v, origEdge.value, 0, true);
- g.addEdge(null, u, dummy, {minLen: 1});
- g.addEdge(null, dummy, v, {minLen: 1});
- g.delEdge(e);
- }
- });
-}
-
-function addDummyNode(g, e, u, v, a, index, isLabel) {
- return g.addNode(null, {
- width: isLabel ? a.width : 0,
- height: isLabel ? a.height : 0,
- edge: { id: e, source: u, target: v, attrs: a },
- dummy: true,
- index: index
- });
-}
-
-function reorientEdges(g) {
- g.eachEdge(function(e, u, v, value) {
- if (g.node(u).rank > g.node(v).rank) {
- g.delEdge(e);
- value.reversed = true;
- g.addEdge(e, v, u, value);
- }
- });
-}
-
-function rankComponent(subgraph, useSimplex) {
- var spanningTree = feasibleTree(subgraph);
-
- if (useSimplex) {
- util.log(1, 'Using network simplex for ranking');
- simplex(subgraph, spanningTree);
- }
- normalize(subgraph);
-}
-
-function normalize(g) {
- var m = util.min(g.nodes().map(function(u) { return g.node(u).rank; }));
- g.eachNode(function(u, node) { node.rank -= m; });
-}
-
-},{"./rank/acyclic":20,"./rank/constraints":21,"./rank/feasibleTree":22,"./rank/initRank":23,"./rank/simplex":25,"./util":26,"graphlib":28}],20:[function(require,module,exports){
-var util = require('../util');
-
-module.exports = acyclic;
-module.exports.undo = undo;
-
-/*
- * This function takes a directed graph that may have cycles and reverses edges
- * as appropriate to break these cycles. Each reversed edge is assigned a
- * `reversed` attribute with the value `true`.
- *
- * There should be no self loops in the graph.
- */
-function acyclic(g) {
- var onStack = {},
- visited = {},
- reverseCount = 0;
-
- function dfs(u) {
- if (u in visited) return;
- visited[u] = onStack[u] = true;
- g.outEdges(u).forEach(function(e) {
- var t = g.target(e),
- value;
-
- if (u === t) {
- console.error('Warning: found self loop "' + e + '" for node "' + u + '"');
- } else if (t in onStack) {
- value = g.edge(e);
- g.delEdge(e);
- value.reversed = true;
- ++reverseCount;
- g.addEdge(e, t, u, value);
- } else {
- dfs(t);
- }
- });
-
- delete onStack[u];
- }
-
- g.eachNode(function(u) { dfs(u); });
-
- util.log(2, 'Acyclic Phase: reversed ' + reverseCount + ' edge(s)');
-
- return reverseCount;
-}
-
-/*
- * Given a graph that has had the acyclic operation applied, this function
- * undoes that operation. More specifically, any edge with the `reversed`
- * attribute is again reversed to restore the original direction of the edge.
- */
-function undo(g) {
- g.eachEdge(function(e, s, t, a) {
- if (a.reversed) {
- delete a.reversed;
- g.delEdge(e);
- g.addEdge(e, t, s, a);
- }
- });
-}
-
-},{"../util":26}],21:[function(require,module,exports){
-exports.apply = function(g) {
- function dfs(sg) {
- var rankSets = {};
- g.children(sg).forEach(function(u) {
- if (g.children(u).length) {
- dfs(u);
- return;
- }
-
- var value = g.node(u),
- prefRank = value.prefRank;
- if (prefRank !== undefined) {
- if (!checkSupportedPrefRank(prefRank)) { return; }
-
- if (!(prefRank in rankSets)) {
- rankSets.prefRank = [u];
- } else {
- rankSets.prefRank.push(u);
- }
-
- var newU = rankSets[prefRank];
- if (newU === undefined) {
- newU = rankSets[prefRank] = g.addNode(null, { originalNodes: [] });
- g.parent(newU, sg);
- }
-
- redirectInEdges(g, u, newU, prefRank === 'min');
- redirectOutEdges(g, u, newU, prefRank === 'max');
-
- // Save original node and remove it from reduced graph
- g.node(newU).originalNodes.push({ u: u, value: value, parent: sg });
- g.delNode(u);
- }
- });
-
- addLightEdgesFromMinNode(g, sg, rankSets.min);
- addLightEdgesToMaxNode(g, sg, rankSets.max);
- }
-
- dfs(null);
-};
-
-function checkSupportedPrefRank(prefRank) {
- if (prefRank !== 'min' && prefRank !== 'max' && prefRank.indexOf('same_') !== 0) {
- console.error('Unsupported rank type: ' + prefRank);
- return false;
- }
- return true;
-}
-
-function redirectInEdges(g, u, newU, reverse) {
- g.inEdges(u).forEach(function(e) {
- var origValue = g.edge(e),
- value;
- if (origValue.originalEdge) {
- value = origValue;
- } else {
- value = {
- originalEdge: { e: e, u: g.source(e), v: g.target(e), value: origValue },
- minLen: g.edge(e).minLen
- };
- }
-
- // Do not reverse edges for self-loops.
- if (origValue.selfLoop) {
- reverse = false;
- }
-
- if (reverse) {
- // Ensure that all edges to min are reversed
- g.addEdge(null, newU, g.source(e), value);
- value.reversed = true;
- } else {
- g.addEdge(null, g.source(e), newU, value);
- }
- });
-}
-
-function redirectOutEdges(g, u, newU, reverse) {
- g.outEdges(u).forEach(function(e) {
- var origValue = g.edge(e),
- value;
- if (origValue.originalEdge) {
- value = origValue;
- } else {
- value = {
- originalEdge: { e: e, u: g.source(e), v: g.target(e), value: origValue },
- minLen: g.edge(e).minLen
- };
- }
-
- // Do not reverse edges for self-loops.
- if (origValue.selfLoop) {
- reverse = false;
- }
-
- if (reverse) {
- // Ensure that all edges from max are reversed
- g.addEdge(null, g.target(e), newU, value);
- value.reversed = true;
- } else {
- g.addEdge(null, newU, g.target(e), value);
- }
- });
-}
-
-function addLightEdgesFromMinNode(g, sg, minNode) {
- if (minNode !== undefined) {
- g.children(sg).forEach(function(u) {
- // The dummy check ensures we don't add an edge if the node is involved
- // in a self loop or sideways edge.
- if (u !== minNode && !g.outEdges(minNode, u).length && !g.node(u).dummy) {
- g.addEdge(null, minNode, u, { minLen: 0 });
- }
- });
- }
-}
-
-function addLightEdgesToMaxNode(g, sg, maxNode) {
- if (maxNode !== undefined) {
- g.children(sg).forEach(function(u) {
- // The dummy check ensures we don't add an edge if the node is involved
- // in a self loop or sideways edge.
- if (u !== maxNode && !g.outEdges(u, maxNode).length && !g.node(u).dummy) {
- g.addEdge(null, u, maxNode, { minLen: 0 });
- }
- });
- }
-}
-
-/*
- * This function "relaxes" the constraints applied previously by the "apply"
- * function. It expands any nodes that were collapsed and assigns the rank of
- * the collapsed node to each of the expanded nodes. It also restores the
- * original edges and removes any dummy edges pointing at the collapsed nodes.
- *
- * Note that the process of removing collapsed nodes also removes dummy edges
- * automatically.
- */
-exports.relax = function(g) {
- // Save original edges
- var originalEdges = [];
- g.eachEdge(function(e, u, v, value) {
- var originalEdge = value.originalEdge;
- if (originalEdge) {
- originalEdges.push(originalEdge);
- }
- });
-
- // Expand collapsed nodes
- g.eachNode(function(u, value) {
- var originalNodes = value.originalNodes;
- if (originalNodes) {
- originalNodes.forEach(function(originalNode) {
- originalNode.value.rank = value.rank;
- g.addNode(originalNode.u, originalNode.value);
- g.parent(originalNode.u, originalNode.parent);
- });
- g.delNode(u);
- }
- });
-
- // Restore original edges
- originalEdges.forEach(function(edge) {
- g.addEdge(edge.e, edge.u, edge.v, edge.value);
- });
-};
-
-},{}],22:[function(require,module,exports){
-/* jshint -W079 */
-var Set = require('cp-data').Set,
-/* jshint +W079 */
- Digraph = require('graphlib').Digraph,
- util = require('../util');
-
-module.exports = feasibleTree;
-
-/*
- * Given an acyclic graph with each node assigned a `rank` attribute, this
- * function constructs and returns a spanning tree. This function may reduce
- * the length of some edges from the initial rank assignment while maintaining
- * the `minLen` specified by each edge.
- *
- * Prerequisites:
- *
- * * The input graph is acyclic
- * * Each node in the input graph has an assigned `rank` attribute
- * * Each edge in the input graph has an assigned `minLen` attribute
- *
- * Outputs:
- *
- * A feasible spanning tree for the input graph (i.e. a spanning tree that
- * respects each graph edge's `minLen` attribute) represented as a Digraph with
- * a `root` attribute on graph.
- *
- * Nodes have the same id and value as that in the input graph.
- *
- * Edges in the tree have arbitrarily assigned ids. The attributes for edges
- * include `reversed`. `reversed` indicates that the edge is a
- * back edge in the input graph.
- */
-function feasibleTree(g) {
- var remaining = new Set(g.nodes()),
- tree = new Digraph();
-
- if (remaining.size() === 1) {
- var root = g.nodes()[0];
- tree.addNode(root, {});
- tree.graph({ root: root });
- return tree;
- }
-
- function addTightEdges(v) {
- var continueToScan = true;
- g.predecessors(v).forEach(function(u) {
- if (remaining.has(u) && !slack(g, u, v)) {
- if (remaining.has(v)) {
- tree.addNode(v, {});
- remaining.remove(v);
- tree.graph({ root: v });
- }
-
- tree.addNode(u, {});
- tree.addEdge(null, u, v, { reversed: true });
- remaining.remove(u);
- addTightEdges(u);
- continueToScan = false;
- }
- });
-
- g.successors(v).forEach(function(w) {
- if (remaining.has(w) && !slack(g, v, w)) {
- if (remaining.has(v)) {
- tree.addNode(v, {});
- remaining.remove(v);
- tree.graph({ root: v });
- }
-
- tree.addNode(w, {});
- tree.addEdge(null, v, w, {});
- remaining.remove(w);
- addTightEdges(w);
- continueToScan = false;
- }
- });
- return continueToScan;
- }
-
- function createTightEdge() {
- var minSlack = Number.MAX_VALUE;
- remaining.keys().forEach(function(v) {
- g.predecessors(v).forEach(function(u) {
- if (!remaining.has(u)) {
- var edgeSlack = slack(g, u, v);
- if (Math.abs(edgeSlack) < Math.abs(minSlack)) {
- minSlack = -edgeSlack;
- }
- }
- });
-
- g.successors(v).forEach(function(w) {
- if (!remaining.has(w)) {
- var edgeSlack = slack(g, v, w);
- if (Math.abs(edgeSlack) < Math.abs(minSlack)) {
- minSlack = edgeSlack;
- }
- }
- });
- });
-
- tree.eachNode(function(u) { g.node(u).rank -= minSlack; });
- }
-
- while (remaining.size()) {
- var nodesToSearch = !tree.order() ? remaining.keys() : tree.nodes();
- for (var i = 0, il = nodesToSearch.length;
- i < il && addTightEdges(nodesToSearch[i]);
- ++i);
- if (remaining.size()) {
- createTightEdge();
- }
- }
-
- return tree;
-}
-
-function slack(g, u, v) {
- var rankDiff = g.node(v).rank - g.node(u).rank;
- var maxMinLen = util.max(g.outEdges(u, v)
- .map(function(e) { return g.edge(e).minLen; }));
- return rankDiff - maxMinLen;
-}
-
-},{"../util":26,"cp-data":5,"graphlib":28}],23:[function(require,module,exports){
-var util = require('../util'),
- topsort = require('graphlib').alg.topsort;
-
-module.exports = initRank;
-
-/*
- * Assigns a `rank` attribute to each node in the input graph and ensures that
- * this rank respects the `minLen` attribute of incident edges.
- *
- * Prerequisites:
- *
- * * The input graph must be acyclic
- * * Each edge in the input graph must have an assigned 'minLen' attribute
- */
-function initRank(g) {
- var sorted = topsort(g);
-
- sorted.forEach(function(u) {
- var inEdges = g.inEdges(u);
- if (inEdges.length === 0) {
- g.node(u).rank = 0;
- return;
- }
-
- var minLens = inEdges.map(function(e) {
- return g.node(g.source(e)).rank + g.edge(e).minLen;
- });
- g.node(u).rank = util.max(minLens);
- });
-}
-
-},{"../util":26,"graphlib":28}],24:[function(require,module,exports){
-module.exports = {
- slack: slack
-};
-
-/*
- * A helper to calculate the slack between two nodes (`u` and `v`) given a
- * `minLen` constraint. The slack represents how much the distance between `u`
- * and `v` could shrink while maintaining the `minLen` constraint. If the value
- * is negative then the constraint is currently violated.
- *
- This function requires that `u` and `v` are in `graph` and they both have a
- `rank` attribute.
- */
-function slack(graph, u, v, minLen) {
- return Math.abs(graph.node(u).rank - graph.node(v).rank) - minLen;
-}
-
-},{}],25:[function(require,module,exports){
-var util = require('../util'),
- rankUtil = require('./rankUtil');
-
-module.exports = simplex;
-
-function simplex(graph, spanningTree) {
- // The network simplex algorithm repeatedly replaces edges of
- // the spanning tree with negative cut values until no such
- // edge exists.
- initCutValues(graph, spanningTree);
- while (true) {
- var e = leaveEdge(spanningTree);
- if (e === null) break;
- var f = enterEdge(graph, spanningTree, e);
- exchange(graph, spanningTree, e, f);
- }
-}
-
-/*
- * Set the cut values of edges in the spanning tree by a depth-first
- * postorder traversal. The cut value corresponds to the cost, in
- * terms of a ranking's edge length sum, of lengthening an edge.
- * Negative cut values typically indicate edges that would yield a
- * smaller edge length sum if they were lengthened.
- */
-function initCutValues(graph, spanningTree) {
- computeLowLim(spanningTree);
-
- spanningTree.eachEdge(function(id, u, v, treeValue) {
- treeValue.cutValue = 0;
- });
-
- // Propagate cut values up the tree.
- function dfs(n) {
- var children = spanningTree.successors(n);
- for (var c in children) {
- var child = children[c];
- dfs(child);
- }
- if (n !== spanningTree.graph().root) {
- setCutValue(graph, spanningTree, n);
- }
- }
- dfs(spanningTree.graph().root);
-}
-
-/*
- * Perform a DFS postorder traversal, labeling each node v with
- * its traversal order 'lim(v)' and the minimum traversal number
- * of any of its descendants 'low(v)'. This provides an efficient
- * way to test whether u is an ancestor of v since
- * low(u) <= lim(v) <= lim(u) if and only if u is an ancestor.
- */
-function computeLowLim(tree) {
- var postOrderNum = 0;
-
- function dfs(n) {
- var children = tree.successors(n);
- var low = postOrderNum;
- for (var c in children) {
- var child = children[c];
- dfs(child);
- low = Math.min(low, tree.node(child).low);
- }
- tree.node(n).low = low;
- tree.node(n).lim = postOrderNum++;
- }
-
- dfs(tree.graph().root);
-}
-
-/*
- * To compute the cut value of the edge parent -> child, we consider
- * it and any other graph edges to or from the child.
- * parent
- * |
- * child
- * / \
- * u v
- */
-function setCutValue(graph, tree, child) {
- var parentEdge = tree.inEdges(child)[0];
-
- // List of child's children in the spanning tree.
- var grandchildren = [];
- var grandchildEdges = tree.outEdges(child);
- for (var gce in grandchildEdges) {
- grandchildren.push(tree.target(grandchildEdges[gce]));
- }
-
- var cutValue = 0;
-
- // TODO: Replace unit increment/decrement with edge weights.
- var E = 0; // Edges from child to grandchild's subtree.
- var F = 0; // Edges to child from grandchild's subtree.
- var G = 0; // Edges from child to nodes outside of child's subtree.
- var H = 0; // Edges from nodes outside of child's subtree to child.
-
- // Consider all graph edges from child.
- var outEdges = graph.outEdges(child);
- var gc;
- for (var oe in outEdges) {
- var succ = graph.target(outEdges[oe]);
- for (gc in grandchildren) {
- if (inSubtree(tree, succ, grandchildren[gc])) {
- E++;
- }
- }
- if (!inSubtree(tree, succ, child)) {
- G++;
- }
- }
-
- // Consider all graph edges to child.
- var inEdges = graph.inEdges(child);
- for (var ie in inEdges) {
- var pred = graph.source(inEdges[ie]);
- for (gc in grandchildren) {
- if (inSubtree(tree, pred, grandchildren[gc])) {
- F++;
- }
- }
- if (!inSubtree(tree, pred, child)) {
- H++;
- }
- }
-
- // Contributions depend on the alignment of the parent -> child edge
- // and the child -> u or v edges.
- var grandchildCutSum = 0;
- for (gc in grandchildren) {
- var cv = tree.edge(grandchildEdges[gc]).cutValue;
- if (!tree.edge(grandchildEdges[gc]).reversed) {
- grandchildCutSum += cv;
- } else {
- grandchildCutSum -= cv;
- }
- }
-
- if (!tree.edge(parentEdge).reversed) {
- cutValue += grandchildCutSum - E + F - G + H;
- } else {
- cutValue -= grandchildCutSum - E + F - G + H;
- }
-
- tree.edge(parentEdge).cutValue = cutValue;
-}
-
-/*
- * Return whether n is a node in the subtree with the given
- * root.
- */
-function inSubtree(tree, n, root) {
- return (tree.node(root).low <= tree.node(n).lim &&
- tree.node(n).lim <= tree.node(root).lim);
-}
-
-/*
- * Return an edge from the tree with a negative cut value, or null if there
- * is none.
- */
-function leaveEdge(tree) {
- var edges = tree.edges();
- for (var n in edges) {
- var e = edges[n];
- var treeValue = tree.edge(e);
- if (treeValue.cutValue < 0) {
- return e;
- }
- }
- return null;
-}
-
-/*
- * The edge e should be an edge in the tree, with an underlying edge
- * in the graph, with a negative cut value. Of the two nodes incident
- * on the edge, take the lower one. enterEdge returns an edge with
- * minimum slack going from outside of that node's subtree to inside
- * of that node's subtree.
- */
-function enterEdge(graph, tree, e) {
- var source = tree.source(e);
- var target = tree.target(e);
- var lower = tree.node(target).lim < tree.node(source).lim ? target : source;
-
- // Is the tree edge aligned with the graph edge?
- var aligned = !tree.edge(e).reversed;
-
- var minSlack = Number.POSITIVE_INFINITY;
- var minSlackEdge;
- if (aligned) {
- graph.eachEdge(function(id, u, v, value) {
- if (id !== e && inSubtree(tree, u, lower) && !inSubtree(tree, v, lower)) {
- var slack = rankUtil.slack(graph, u, v, value.minLen);
- if (slack < minSlack) {
- minSlack = slack;
- minSlackEdge = id;
- }
- }
- });
- } else {
- graph.eachEdge(function(id, u, v, value) {
- if (id !== e && !inSubtree(tree, u, lower) && inSubtree(tree, v, lower)) {
- var slack = rankUtil.slack(graph, u, v, value.minLen);
- if (slack < minSlack) {
- minSlack = slack;
- minSlackEdge = id;
- }
- }
- });
- }
-
- if (minSlackEdge === undefined) {
- var outside = [];
- var inside = [];
- graph.eachNode(function(id) {
- if (!inSubtree(tree, id, lower)) {
- outside.push(id);
- } else {
- inside.push(id);
- }
- });
- throw new Error('No edge found from outside of tree to inside');
- }
-
- return minSlackEdge;
-}
-
-/*
- * Replace edge e with edge f in the tree, recalculating the tree root,
- * the nodes' low and lim properties and the edges' cut values.
- */
-function exchange(graph, tree, e, f) {
- tree.delEdge(e);
- var source = graph.source(f);
- var target = graph.target(f);
-
- // Redirect edges so that target is the root of its subtree.
- function redirect(v) {
- var edges = tree.inEdges(v);
- for (var i in edges) {
- var e = edges[i];
- var u = tree.source(e);
- var value = tree.edge(e);
- redirect(u);
- tree.delEdge(e);
- value.reversed = !value.reversed;
- tree.addEdge(e, v, u, value);
- }
- }
-
- redirect(target);
-
- var root = source;
- var edges = tree.inEdges(root);
- while (edges.length > 0) {
- root = tree.source(edges[0]);
- edges = tree.inEdges(root);
- }
-
- tree.graph().root = root;
-
- tree.addEdge(null, source, target, {cutValue: 0});
-
- initCutValues(graph, tree);
-
- adjustRanks(graph, tree);
-}
-
-/*
- * Reset the ranks of all nodes based on the current spanning tree.
- * The rank of the tree's root remains unchanged, while all other
- * nodes are set to the sum of minimum length constraints along
- * the path from the root.
- */
-function adjustRanks(graph, tree) {
- function dfs(p) {
- var children = tree.successors(p);
- children.forEach(function(c) {
- var minLen = minimumLength(graph, p, c);
- graph.node(c).rank = graph.node(p).rank + minLen;
- dfs(c);
- });
- }
-
- dfs(tree.graph().root);
-}
-
-/*
- * If u and v are connected by some edges in the graph, return the
- * minimum length of those edges, as a positive number if v succeeds
- * u and as a negative number if v precedes u.
- */
-function minimumLength(graph, u, v) {
- var outEdges = graph.outEdges(u, v);
- if (outEdges.length > 0) {
- return util.max(outEdges.map(function(e) {
- return graph.edge(e).minLen;
- }));
- }
-
- var inEdges = graph.inEdges(u, v);
- if (inEdges.length > 0) {
- return -util.max(inEdges.map(function(e) {
- return graph.edge(e).minLen;
- }));
- }
-}
-
-},{"../util":26,"./rankUtil":24}],26:[function(require,module,exports){
-/*
- * Returns the smallest value in the array.
- */
-exports.min = function(values) {
- return Math.min.apply(Math, values);
-};
-
-/*
- * Returns the largest value in the array.
- */
-exports.max = function(values) {
- return Math.max.apply(Math, values);
-};
-
-/*
- * Returns `true` only if `f(x)` is `true` for all `x` in `xs`. Otherwise
- * returns `false`. This function will return immediately if it finds a
- * case where `f(x)` does not hold.
- */
-exports.all = function(xs, f) {
- for (var i = 0; i < xs.length; ++i) {
- if (!f(xs[i])) {
- return false;
- }
- }
- return true;
-};
-
-/*
- * Accumulates the sum of elements in the given array using the `+` operator.
- */
-exports.sum = function(values) {
- return values.reduce(function(acc, x) { return acc + x; }, 0);
-};
-
-/*
- * Returns an array of all values in the given object.
- */
-exports.values = function(obj) {
- return Object.keys(obj).map(function(k) { return obj[k]; });
-};
-
-exports.shuffle = function(array) {
- for (i = array.length - 1; i > 0; --i) {
- var j = Math.floor(Math.random() * (i + 1));
- var aj = array[j];
- array[j] = array[i];
- array[i] = aj;
- }
-};
-
-exports.propertyAccessor = function(self, config, field, setHook) {
- return function(x) {
- if (!arguments.length) return config[field];
- config[field] = x;
- if (setHook) setHook(x);
- return self;
- };
-};
-
-/*
- * Given a layered, directed graph with `rank` and `order` node attributes,
- * this function returns an array of ordered ranks. Each rank contains an array
- * of the ids of the nodes in that rank in the order specified by the `order`
- * attribute.
- */
-exports.ordering = function(g) {
- var ordering = [];
- g.eachNode(function(u, value) {
- var rank = ordering[value.rank] || (ordering[value.rank] = []);
- rank[value.order] = u;
- });
- return ordering;
-};
-
-/*
- * A filter that can be used with `filterNodes` to get a graph that only
- * includes nodes that do not contain others nodes.
- */
-exports.filterNonSubgraphs = function(g) {
- return function(u) {
- return g.children(u).length === 0;
- };
-};
-
-/*
- * Returns a new function that wraps `func` with a timer. The wrapper logs the
- * time it takes to execute the function.
- *
- * The timer will be enabled provided `log.level >= 1`.
- */
-function time(name, func) {
- return function() {
- var start = new Date().getTime();
- try {
- return func.apply(null, arguments);
- } finally {
- log(1, name + ' time: ' + (new Date().getTime() - start) + 'ms');
- }
- };
-}
-time.enabled = false;
-
-exports.time = time;
-
-/*
- * A global logger with the specification `log(level, message, ...)` that
- * will log a message to the console if `log.level >= level`.
- */
-function log(level) {
- if (log.level >= level) {
- console.log.apply(console, Array.prototype.slice.call(arguments, 1));
- }
-}
-log.level = 0;
-
-exports.log = log;
-
-},{}],27:[function(require,module,exports){
-module.exports = '0.4.5';
-
-},{}],28:[function(require,module,exports){
-exports.Graph = require("./lib/Graph");
-exports.Digraph = require("./lib/Digraph");
-exports.CGraph = require("./lib/CGraph");
-exports.CDigraph = require("./lib/CDigraph");
-require("./lib/graph-converters");
-
-exports.alg = {
- isAcyclic: require("./lib/alg/isAcyclic"),
- components: require("./lib/alg/components"),
- dijkstra: require("./lib/alg/dijkstra"),
- dijkstraAll: require("./lib/alg/dijkstraAll"),
- findCycles: require("./lib/alg/findCycles"),
- floydWarshall: require("./lib/alg/floydWarshall"),
- postorder: require("./lib/alg/postorder"),
- preorder: require("./lib/alg/preorder"),
- prim: require("./lib/alg/prim"),
- tarjan: require("./lib/alg/tarjan"),
- topsort: require("./lib/alg/topsort")
-};
-
-exports.converter = {
- json: require("./lib/converter/json.js")
-};
-
-var filter = require("./lib/filter");
-exports.filter = {
- all: filter.all,
- nodesFromList: filter.nodesFromList
-};
-
-exports.version = require("./lib/version");
-
-},{"./lib/CDigraph":30,"./lib/CGraph":31,"./lib/Digraph":32,"./lib/Graph":33,"./lib/alg/components":34,"./lib/alg/dijkstra":35,"./lib/alg/dijkstraAll":36,"./lib/alg/findCycles":37,"./lib/alg/floydWarshall":38,"./lib/alg/isAcyclic":39,"./lib/alg/postorder":40,"./lib/alg/preorder":41,"./lib/alg/prim":42,"./lib/alg/tarjan":43,"./lib/alg/topsort":44,"./lib/converter/json.js":46,"./lib/filter":47,"./lib/graph-converters":48,"./lib/version":50}],29:[function(require,module,exports){
-/* jshint -W079 */
-var Set = require("cp-data").Set;
-/* jshint +W079 */
-
-module.exports = BaseGraph;
-
-function BaseGraph() {
- // The value assigned to the graph itself.
- this._value = undefined;
-
- // Map of node id -> { id, value }
- this._nodes = {};
-
- // Map of edge id -> { id, u, v, value }
- this._edges = {};
-
- // Used to generate a unique id in the graph
- this._nextId = 0;
-}
-
-// Number of nodes
-BaseGraph.prototype.order = function() {
- return Object.keys(this._nodes).length;
-};
-
-// Number of edges
-BaseGraph.prototype.size = function() {
- return Object.keys(this._edges).length;
-};
-
-// Accessor for graph level value
-BaseGraph.prototype.graph = function(value) {
- if (arguments.length === 0) {
- return this._value;
- }
- this._value = value;
-};
-
-BaseGraph.prototype.hasNode = function(u) {
- return u in this._nodes;
-};
-
-BaseGraph.prototype.node = function(u, value) {
- var node = this._strictGetNode(u);
- if (arguments.length === 1) {
- return node.value;
- }
- node.value = value;
-};
-
-BaseGraph.prototype.nodes = function() {
- var nodes = [];
- this.eachNode(function(id) { nodes.push(id); });
- return nodes;
-};
-
-BaseGraph.prototype.eachNode = function(func) {
- for (var k in this._nodes) {
- var node = this._nodes[k];
- func(node.id, node.value);
- }
-};
-
-BaseGraph.prototype.hasEdge = function(e) {
- return e in this._edges;
-};
-
-BaseGraph.prototype.edge = function(e, value) {
- var edge = this._strictGetEdge(e);
- if (arguments.length === 1) {
- return edge.value;
- }
- edge.value = value;
-};
-
-BaseGraph.prototype.edges = function() {
- var es = [];
- this.eachEdge(function(id) { es.push(id); });
- return es;
-};
-
-BaseGraph.prototype.eachEdge = function(func) {
- for (var k in this._edges) {
- var edge = this._edges[k];
- func(edge.id, edge.u, edge.v, edge.value);
- }
-};
-
-BaseGraph.prototype.incidentNodes = function(e) {
- var edge = this._strictGetEdge(e);
- return [edge.u, edge.v];
-};
-
-BaseGraph.prototype.addNode = function(u, value) {
- if (u === undefined || u === null) {
- do {
- u = "_" + (++this._nextId);
- } while (this.hasNode(u));
- } else if (this.hasNode(u)) {
- throw new Error("Graph already has node '" + u + "'");
- }
- this._nodes[u] = { id: u, value: value };
- return u;
-};
-
-BaseGraph.prototype.delNode = function(u) {
- this._strictGetNode(u);
- this.incidentEdges(u).forEach(function(e) { this.delEdge(e); }, this);
- delete this._nodes[u];
-};
-
-// inMap and outMap are opposite sides of an incidence map. For example, for
-// Graph these would both come from the _incidentEdges map, while for Digraph
-// they would come from _inEdges and _outEdges.
-BaseGraph.prototype._addEdge = function(e, u, v, value, inMap, outMap) {
- this._strictGetNode(u);
- this._strictGetNode(v);
-
- if (e === undefined || e === null) {
- do {
- e = "_" + (++this._nextId);
- } while (this.hasEdge(e));
- }
- else if (this.hasEdge(e)) {
- throw new Error("Graph already has edge '" + e + "'");
- }
-
- this._edges[e] = { id: e, u: u, v: v, value: value };
- addEdgeToMap(inMap[v], u, e);
- addEdgeToMap(outMap[u], v, e);
-
- return e;
-};
-
-// See note for _addEdge regarding inMap and outMap.
-BaseGraph.prototype._delEdge = function(e, inMap, outMap) {
- var edge = this._strictGetEdge(e);
- delEdgeFromMap(inMap[edge.v], edge.u, e);
- delEdgeFromMap(outMap[edge.u], edge.v, e);
- delete this._edges[e];
-};
-
-BaseGraph.prototype.copy = function() {
- var copy = new this.constructor();
- copy.graph(this.graph());
- this.eachNode(function(u, value) { copy.addNode(u, value); });
- this.eachEdge(function(e, u, v, value) { copy.addEdge(e, u, v, value); });
- copy._nextId = this._nextId;
- return copy;
-};
-
-BaseGraph.prototype.filterNodes = function(filter) {
- var copy = new this.constructor();
- copy.graph(this.graph());
- this.eachNode(function(u, value) {
- if (filter(u)) {
- copy.addNode(u, value);
- }
- });
- this.eachEdge(function(e, u, v, value) {
- if (copy.hasNode(u) && copy.hasNode(v)) {
- copy.addEdge(e, u, v, value);
- }
- });
- return copy;
-};
-
-BaseGraph.prototype._strictGetNode = function(u) {
- var node = this._nodes[u];
- if (node === undefined) {
- throw new Error("Node '" + u + "' is not in graph");
- }
- return node;
-};
-
-BaseGraph.prototype._strictGetEdge = function(e) {
- var edge = this._edges[e];
- if (edge === undefined) {
- throw new Error("Edge '" + e + "' is not in graph");
- }
- return edge;
-};
-
-function addEdgeToMap(map, v, e) {
- (map[v] || (map[v] = new Set())).add(e);
-}
-
-function delEdgeFromMap(map, v, e) {
- var vEntry = map[v];
- vEntry.remove(e);
- if (vEntry.size() === 0) {
- delete map[v];
- }
-}
-
-
-},{"cp-data":5}],30:[function(require,module,exports){
-var Digraph = require("./Digraph"),
- compoundify = require("./compoundify");
-
-var CDigraph = compoundify(Digraph);
-
-module.exports = CDigraph;
-
-CDigraph.fromDigraph = function(src) {
- var g = new CDigraph(),
- graphValue = src.graph();
-
- if (graphValue !== undefined) {
- g.graph(graphValue);
- }
-
- src.eachNode(function(u, value) {
- if (value === undefined) {
- g.addNode(u);
- } else {
- g.addNode(u, value);
- }
- });
- src.eachEdge(function(e, u, v, value) {
- if (value === undefined) {
- g.addEdge(null, u, v);
- } else {
- g.addEdge(null, u, v, value);
- }
- });
- return g;
-};
-
-CDigraph.prototype.toString = function() {
- return "CDigraph " + JSON.stringify(this, null, 2);
-};
-
-},{"./Digraph":32,"./compoundify":45}],31:[function(require,module,exports){
-var Graph = require("./Graph"),
- compoundify = require("./compoundify");
-
-var CGraph = compoundify(Graph);
-
-module.exports = CGraph;
-
-CGraph.fromGraph = function(src) {
- var g = new CGraph(),
- graphValue = src.graph();
-
- if (graphValue !== undefined) {
- g.graph(graphValue);
- }
-
- src.eachNode(function(u, value) {
- if (value === undefined) {
- g.addNode(u);
- } else {
- g.addNode(u, value);
- }
- });
- src.eachEdge(function(e, u, v, value) {
- if (value === undefined) {
- g.addEdge(null, u, v);
- } else {
- g.addEdge(null, u, v, value);
- }
- });
- return g;
-};
-
-CGraph.prototype.toString = function() {
- return "CGraph " + JSON.stringify(this, null, 2);
-};
-
-},{"./Graph":33,"./compoundify":45}],32:[function(require,module,exports){
-/*
- * This file is organized with in the following order:
- *
- * Exports
- * Graph constructors
- * Graph queries (e.g. nodes(), edges()
- * Graph mutators
- * Helper functions
- */
-
-var util = require("./util"),
- BaseGraph = require("./BaseGraph"),
-/* jshint -W079 */
- Set = require("cp-data").Set;
-/* jshint +W079 */
-
-module.exports = Digraph;
-
-/*
- * Constructor to create a new directed multi-graph.
- */
-function Digraph() {
- BaseGraph.call(this);
-
- /*! Map of sourceId -> {targetId -> Set of edge ids} */
- this._inEdges = {};
-
- /*! Map of targetId -> {sourceId -> Set of edge ids} */
- this._outEdges = {};
-}
-
-Digraph.prototype = new BaseGraph();
-Digraph.prototype.constructor = Digraph;
-
-/*
- * Always returns `true`.
- */
-Digraph.prototype.isDirected = function() {
- return true;
-};
-
-/*
- * Returns all successors of the node with the id `u`. That is, all nodes
- * that have the node `u` as their source are returned.
- *
- * If no node `u` exists in the graph this function throws an Error.
- *
- * @param {String} u a node id
- */
-Digraph.prototype.successors = function(u) {
- this._strictGetNode(u);
- return Object.keys(this._outEdges[u])
- .map(function(v) { return this._nodes[v].id; }, this);
-};
-
-/*
- * Returns all predecessors of the node with the id `u`. That is, all nodes
- * that have the node `u` as their target are returned.
- *
- * If no node `u` exists in the graph this function throws an Error.
- *
- * @param {String} u a node id
- */
-Digraph.prototype.predecessors = function(u) {
- this._strictGetNode(u);
- return Object.keys(this._inEdges[u])
- .map(function(v) { return this._nodes[v].id; }, this);
-};
-
-/*
- * Returns all nodes that are adjacent to the node with the id `u`. In other
- * words, this function returns the set of all successors and predecessors of
- * node `u`.
- *
- * @param {String} u a node id
- */
-Digraph.prototype.neighbors = function(u) {
- return Set.union([this.successors(u), this.predecessors(u)]).keys();
-};
-
-/*
- * Returns all nodes in the graph that have no in-edges.
- */
-Digraph.prototype.sources = function() {
- var self = this;
- return this._filterNodes(function(u) {
- // This could have better space characteristics if we had an inDegree function.
- return self.inEdges(u).length === 0;
- });
-};
-
-/*
- * Returns all nodes in the graph that have no out-edges.
- */
-Digraph.prototype.sinks = function() {
- var self = this;
- return this._filterNodes(function(u) {
- // This could have better space characteristics if we have an outDegree function.
- return self.outEdges(u).length === 0;
- });
-};
-
-/*
- * Returns the source node incident on the edge identified by the id `e`. If no
- * such edge exists in the graph this function throws an Error.
- *
- * @param {String} e an edge id
- */
-Digraph.prototype.source = function(e) {
- return this._strictGetEdge(e).u;
-};
-
-/*
- * Returns the target node incident on the edge identified by the id `e`. If no
- * such edge exists in the graph this function throws an Error.
- *
- * @param {String} e an edge id
- */
-Digraph.prototype.target = function(e) {
- return this._strictGetEdge(e).v;
-};
-
-/*
- * Returns an array of ids for all edges in the graph that have the node
- * `target` as their target. If the node `target` is not in the graph this
- * function raises an Error.
- *
- * Optionally a `source` node can also be specified. This causes the results
- * to be filtered such that only edges from `source` to `target` are included.
- * If the node `source` is specified but is not in the graph then this function
- * raises an Error.
- *
- * @param {String} target the target node id
- * @param {String} [source] an optional source node id
- */
-Digraph.prototype.inEdges = function(target, source) {
- this._strictGetNode(target);
- var results = Set.union(util.values(this._inEdges[target])).keys();
- if (arguments.length > 1) {
- this._strictGetNode(source);
- results = results.filter(function(e) { return this.source(e) === source; }, this);
- }
- return results;
-};
-
-/*
- * Returns an array of ids for all edges in the graph that have the node
- * `source` as their source. If the node `source` is not in the graph this
- * function raises an Error.
- *
- * Optionally a `target` node may also be specified. This causes the results
- * to be filtered such that only edges from `source` to `target` are included.
- * If the node `target` is specified but is not in the graph then this function
- * raises an Error.
- *
- * @param {String} source the source node id
- * @param {String} [target] an optional target node id
- */
-Digraph.prototype.outEdges = function(source, target) {
- this._strictGetNode(source);
- var results = Set.union(util.values(this._outEdges[source])).keys();
- if (arguments.length > 1) {
- this._strictGetNode(target);
- results = results.filter(function(e) { return this.target(e) === target; }, this);
- }
- return results;
-};
-
-/*
- * Returns an array of ids for all edges in the graph that have the `u` as
- * their source or their target. If the node `u` is not in the graph this
- * function raises an Error.
- *
- * Optionally a `v` node may also be specified. This causes the results to be
- * filtered such that only edges between `u` and `v` - in either direction -
- * are included. IF the node `v` is specified but not in the graph then this
- * function raises an Error.
- *
- * @param {String} u the node for which to find incident edges
- * @param {String} [v] option node that must be adjacent to `u`
- */
-Digraph.prototype.incidentEdges = function(u, v) {
- if (arguments.length > 1) {
- return Set.union([this.outEdges(u, v), this.outEdges(v, u)]).keys();
- } else {
- return Set.union([this.inEdges(u), this.outEdges(u)]).keys();
- }
-};
-
-/*
- * Returns a string representation of this graph.
- */
-Digraph.prototype.toString = function() {
- return "Digraph " + JSON.stringify(this, null, 2);
-};
-
-/*
- * Adds a new node with the id `u` to the graph and assigns it the value
- * `value`. If a node with the id is already a part of the graph this function
- * throws an Error.
- *
- * @param {String} u a node id
- * @param {Object} [value] an optional value to attach to the node
- */
-Digraph.prototype.addNode = function(u, value) {
- u = BaseGraph.prototype.addNode.call(this, u, value);
- this._inEdges[u] = {};
- this._outEdges[u] = {};
- return u;
-};
-
-/*
- * Removes a node from the graph that has the id `u`. Any edges incident on the
- * node are also removed. If the graph does not contain a node with the id this
- * function will throw an Error.
- *
- * @param {String} u a node id
- */
-Digraph.prototype.delNode = function(u) {
- BaseGraph.prototype.delNode.call(this, u);
- delete this._inEdges[u];
- delete this._outEdges[u];
-};
-
-/*
- * Adds a new edge to the graph with the id `e` from a node with the id `source`
- * to a node with an id `target` and assigns it the value `value`. This graph
- * allows more than one edge from `source` to `target` as long as the id `e`
- * is unique in the set of edges. If `e` is `null` the graph will assign a
- * unique identifier to the edge.
- *
- * If `source` or `target` are not present in the graph this function will
- * throw an Error.
- *
- * @param {String} [e] an edge id
- * @param {String} source the source node id
- * @param {String} target the target node id
- * @param {Object} [value] an optional value to attach to the edge
- */
-Digraph.prototype.addEdge = function(e, source, target, value) {
- return BaseGraph.prototype._addEdge.call(this, e, source, target, value,
- this._inEdges, this._outEdges);
-};
-
-/*
- * Removes an edge in the graph with the id `e`. If no edge in the graph has
- * the id `e` this function will throw an Error.
- *
- * @param {String} e an edge id
- */
-Digraph.prototype.delEdge = function(e) {
- BaseGraph.prototype._delEdge.call(this, e, this._inEdges, this._outEdges);
-};
-
-// Unlike BaseGraph.filterNodes, this helper just returns nodes that
-// satisfy a predicate.
-Digraph.prototype._filterNodes = function(pred) {
- var filtered = [];
- this.eachNode(function(u) {
- if (pred(u)) {
- filtered.push(u);
- }
- });
- return filtered;
-};
-
-
-},{"./BaseGraph":29,"./util":49,"cp-data":5}],33:[function(require,module,exports){
-/*
- * This file is organized with in the following order:
- *
- * Exports
- * Graph constructors
- * Graph queries (e.g. nodes(), edges()
- * Graph mutators
- * Helper functions
- */
-
-var util = require("./util"),
- BaseGraph = require("./BaseGraph"),
-/* jshint -W079 */
- Set = require("cp-data").Set;
-/* jshint +W079 */
-
-module.exports = Graph;
-
-/*
- * Constructor to create a new undirected multi-graph.
- */
-function Graph() {
- BaseGraph.call(this);
-
- /*! Map of nodeId -> { otherNodeId -> Set of edge ids } */
- this._incidentEdges = {};
-}
-
-Graph.prototype = new BaseGraph();
-Graph.prototype.constructor = Graph;
-
-/*
- * Always returns `false`.
- */
-Graph.prototype.isDirected = function() {
- return false;
-};
-
-/*
- * Returns all nodes that are adjacent to the node with the id `u`.
- *
- * @param {String} u a node id
- */
-Graph.prototype.neighbors = function(u) {
- this._strictGetNode(u);
- return Object.keys(this._incidentEdges[u])
- .map(function(v) { return this._nodes[v].id; }, this);
-};
-
-/*
- * Returns an array of ids for all edges in the graph that are incident on `u`.
- * If the node `u` is not in the graph this function raises an Error.
- *
- * Optionally a `v` node may also be specified. This causes the results to be
- * filtered such that only edges between `u` and `v` are included. If the node
- * `v` is specified but not in the graph then this function raises an Error.
- *
- * @param {String} u the node for which to find incident edges
- * @param {String} [v] option node that must be adjacent to `u`
- */
-Graph.prototype.incidentEdges = function(u, v) {
- this._strictGetNode(u);
- if (arguments.length > 1) {
- this._strictGetNode(v);
- return v in this._incidentEdges[u] ? this._incidentEdges[u][v].keys() : [];
- } else {
- return Set.union(util.values(this._incidentEdges[u])).keys();
- }
-};
-
-/*
- * Returns a string representation of this graph.
- */
-Graph.prototype.toString = function() {
- return "Graph " + JSON.stringify(this, null, 2);
-};
-
-/*
- * Adds a new node with the id `u` to the graph and assigns it the value
- * `value`. If a node with the id is already a part of the graph this function
- * throws an Error.
- *
- * @param {String} u a node id
- * @param {Object} [value] an optional value to attach to the node
- */
-Graph.prototype.addNode = function(u, value) {
- u = BaseGraph.prototype.addNode.call(this, u, value);
- this._incidentEdges[u] = {};
- return u;
-};
-
-/*
- * Removes a node from the graph that has the id `u`. Any edges incident on the
- * node are also removed. If the graph does not contain a node with the id this
- * function will throw an Error.
- *
- * @param {String} u a node id
- */
-Graph.prototype.delNode = function(u) {
- BaseGraph.prototype.delNode.call(this, u);
- delete this._incidentEdges[u];
-};
-
-/*
- * Adds a new edge to the graph with the id `e` between a node with the id `u`
- * and a node with an id `v` and assigns it the value `value`. This graph
- * allows more than one edge between `u` and `v` as long as the id `e`
- * is unique in the set of edges. If `e` is `null` the graph will assign a
- * unique identifier to the edge.
- *
- * If `u` or `v` are not present in the graph this function will throw an
- * Error.
- *
- * @param {String} [e] an edge id
- * @param {String} u the node id of one of the adjacent nodes
- * @param {String} v the node id of the other adjacent node
- * @param {Object} [value] an optional value to attach to the edge
- */
-Graph.prototype.addEdge = function(e, u, v, value) {
- return BaseGraph.prototype._addEdge.call(this, e, u, v, value,
- this._incidentEdges, this._incidentEdges);
-};
-
-/*
- * Removes an edge in the graph with the id `e`. If no edge in the graph has
- * the id `e` this function will throw an Error.
- *
- * @param {String} e an edge id
- */
-Graph.prototype.delEdge = function(e) {
- BaseGraph.prototype._delEdge.call(this, e, this._incidentEdges, this._incidentEdges);
-};
-
-
-},{"./BaseGraph":29,"./util":49,"cp-data":5}],34:[function(require,module,exports){
-/* jshint -W079 */
-var Set = require("cp-data").Set;
-/* jshint +W079 */
-
-module.exports = components;
-
-/**
- * Finds all [connected components][] in a graph and returns an array of these
- * components. Each component is itself an array that contains the ids of nodes
- * in the component.
- *
- * This function only works with undirected Graphs.
- *
- * [connected components]: http://en.wikipedia.org/wiki/Connected_component_(graph_theory)
- *
- * @param {Graph} g the graph to search for components
- */
-function components(g) {
- var results = [];
- var visited = new Set();
-
- function dfs(v, component) {
- if (!visited.has(v)) {
- visited.add(v);
- component.push(v);
- g.neighbors(v).forEach(function(w) {
- dfs(w, component);
- });
- }
- }
-
- g.nodes().forEach(function(v) {
- var component = [];
- dfs(v, component);
- if (component.length > 0) {
- results.push(component);
- }
- });
-
- return results;
-}
-
-},{"cp-data":5}],35:[function(require,module,exports){
-var PriorityQueue = require("cp-data").PriorityQueue;
-
-module.exports = dijkstra;
-
-/**
- * This function is an implementation of [Dijkstra's algorithm][] which finds
- * the shortest path from **source** to all other nodes in **g**. This
- * function returns a map of `u -> { distance, predecessor }`. The distance
- * property holds the sum of the weights from **source** to `u` along the
- * shortest path or `Number.POSITIVE_INFINITY` if there is no path from
- * **source**. The predecessor property can be used to walk the individual
- * elements of the path from **source** to **u** in reverse order.
- *
- * This function takes an optional `weightFunc(e)` which returns the
- * weight of the edge `e`. If no weightFunc is supplied then each edge is
- * assumed to have a weight of 1. This function throws an Error if any of
- * the traversed edges have a negative edge weight.
- *
- * This function takes an optional `incidentFunc(u)` which returns the ids of
- * all edges incident to the node `u` for the purposes of shortest path
- * traversal. By default this function uses the `g.outEdges` for Digraphs and
- * `g.incidentEdges` for Graphs.
- *
- * This function takes `O((|E| + |V|) * log |V|)` time.
- *
- * [Dijkstra's algorithm]: http://en.wikipedia.org/wiki/Dijkstra%27s_algorithm
- *
- * @param {Graph} g the graph to search for shortest paths from **source**
- * @param {Object} source the source from which to start the search
- * @param {Function} [weightFunc] optional weight function
- * @param {Function} [incidentFunc] optional incident function
- */
-function dijkstra(g, source, weightFunc, incidentFunc) {
- var results = {},
- pq = new PriorityQueue();
-
- function updateNeighbors(e) {
- var incidentNodes = g.incidentNodes(e),
- v = incidentNodes[0] !== u ? incidentNodes[0] : incidentNodes[1],
- vEntry = results[v],
- weight = weightFunc(e),
- distance = uEntry.distance + weight;
-
- if (weight < 0) {
- throw new Error("dijkstra does not allow negative edge weights. Bad edge: " + e + " Weight: " + weight);
- }
-
- if (distance < vEntry.distance) {
- vEntry.distance = distance;
- vEntry.predecessor = u;
- pq.decrease(v, distance);
- }
- }
-
- weightFunc = weightFunc || function() { return 1; };
- incidentFunc = incidentFunc || (g.isDirected()
- ? function(u) { return g.outEdges(u); }
- : function(u) { return g.incidentEdges(u); });
-
- g.eachNode(function(u) {
- var distance = u === source ? 0 : Number.POSITIVE_INFINITY;
- results[u] = { distance: distance };
- pq.add(u, distance);
- });
-
- var u, uEntry;
- while (pq.size() > 0) {
- u = pq.removeMin();
- uEntry = results[u];
- if (uEntry.distance === Number.POSITIVE_INFINITY) {
- break;
- }
-
- incidentFunc(u).forEach(updateNeighbors);
- }
-
- return results;
-}
-
-},{"cp-data":5}],36:[function(require,module,exports){
-var dijkstra = require("./dijkstra");
-
-module.exports = dijkstraAll;
-
-/**
- * This function finds the shortest path from each node to every other
- * reachable node in the graph. It is similar to [alg.dijkstra][], but
- * instead of returning a single-source array, it returns a mapping of
- * of `source -> alg.dijksta(g, source, weightFunc, incidentFunc)`.
- *
- * This function takes an optional `weightFunc(e)` which returns the
- * weight of the edge `e`. If no weightFunc is supplied then each edge is
- * assumed to have a weight of 1. This function throws an Error if any of
- * the traversed edges have a negative edge weight.
- *
- * This function takes an optional `incidentFunc(u)` which returns the ids of
- * all edges incident to the node `u` for the purposes of shortest path
- * traversal. By default this function uses the `outEdges` function on the
- * supplied graph.
- *
- * This function takes `O(|V| * (|E| + |V|) * log |V|)` time.
- *
- * [alg.dijkstra]: dijkstra.js.html#dijkstra
- *
- * @param {Graph} g the graph to search for shortest paths from **source**
- * @param {Function} [weightFunc] optional weight function
- * @param {Function} [incidentFunc] optional incident function
- */
-function dijkstraAll(g, weightFunc, incidentFunc) {
- var results = {};
- g.eachNode(function(u) {
- results[u] = dijkstra(g, u, weightFunc, incidentFunc);
- });
- return results;
-}
-
-},{"./dijkstra":35}],37:[function(require,module,exports){
-var tarjan = require("./tarjan");
-
-module.exports = findCycles;
-
-/*
- * Given a Digraph **g** this function returns all nodes that are part of a
- * cycle. Since there may be more than one cycle in a graph this function
- * returns an array of these cycles, where each cycle is itself represented
- * by an array of ids for each node involved in that cycle.
- *
- * [alg.isAcyclic][] is more efficient if you only need to determine whether
- * a graph has a cycle or not.
- *
- * [alg.isAcyclic]: isAcyclic.js.html#isAcyclic
- *
- * @param {Digraph} g the graph to search for cycles.
- */
-function findCycles(g) {
- return tarjan(g).filter(function(cmpt) { return cmpt.length > 1; });
-}
-
-},{"./tarjan":43}],38:[function(require,module,exports){
-module.exports = floydWarshall;
-
-/**
- * This function is an implementation of the [Floyd-Warshall algorithm][],
- * which finds the shortest path from each node to every other reachable node
- * in the graph. It is similar to [alg.dijkstraAll][], but it handles negative
- * edge weights and is more efficient for some types of graphs. This function
- * returns a map of `source -> { target -> { distance, predecessor }`. The
- * distance property holds the sum of the weights from `source` to `target`
- * along the shortest path of `Number.POSITIVE_INFINITY` if there is no path
- * from `source`. The predecessor property can be used to walk the individual
- * elements of the path from `source` to `target` in reverse order.
- *
- * This function takes an optional `weightFunc(e)` which returns the
- * weight of the edge `e`. If no weightFunc is supplied then each edge is
- * assumed to have a weight of 1.
- *
- * This function takes an optional `incidentFunc(u)` which returns the ids of
- * all edges incident to the node `u` for the purposes of shortest path
- * traversal. By default this function uses the `outEdges` function on the
- * supplied graph.
- *
- * This algorithm takes O(|V|^3) time.
- *
- * [Floyd-Warshall algorithm]: https://en.wikipedia.org/wiki/Floyd-Warshall_algorithm
- * [alg.dijkstraAll]: dijkstraAll.js.html#dijkstraAll
- *
- * @param {Graph} g the graph to search for shortest paths from **source**
- * @param {Function} [weightFunc] optional weight function
- * @param {Function} [incidentFunc] optional incident function
- */
-function floydWarshall(g, weightFunc, incidentFunc) {
- var results = {},
- nodes = g.nodes();
-
- weightFunc = weightFunc || function() { return 1; };
- incidentFunc = incidentFunc || (g.isDirected()
- ? function(u) { return g.outEdges(u); }
- : function(u) { return g.incidentEdges(u); });
-
- nodes.forEach(function(u) {
- results[u] = {};
- results[u][u] = { distance: 0 };
- nodes.forEach(function(v) {
- if (u !== v) {
- results[u][v] = { distance: Number.POSITIVE_INFINITY };
- }
- });
- incidentFunc(u).forEach(function(e) {
- var incidentNodes = g.incidentNodes(e),
- v = incidentNodes[0] !== u ? incidentNodes[0] : incidentNodes[1],
- d = weightFunc(e);
- if (d < results[u][v].distance) {
- results[u][v] = { distance: d, predecessor: u };
- }
- });
- });
-
- nodes.forEach(function(k) {
- var rowK = results[k];
- nodes.forEach(function(i) {
- var rowI = results[i];
- nodes.forEach(function(j) {
- var ik = rowI[k];
- var kj = rowK[j];
- var ij = rowI[j];
- var altDistance = ik.distance + kj.distance;
- if (altDistance < ij.distance) {
- ij.distance = altDistance;
- ij.predecessor = kj.predecessor;
- }
- });
- });
- });
-
- return results;
-}
-
-},{}],39:[function(require,module,exports){
-var topsort = require("./topsort");
-
-module.exports = isAcyclic;
-
-/*
- * Given a Digraph **g** this function returns `true` if the graph has no
- * cycles and returns `false` if it does. This algorithm returns as soon as it
- * detects the first cycle.
- *
- * Use [alg.findCycles][] if you need the actual list of cycles in a graph.
- *
- * [alg.findCycles]: findCycles.js.html#findCycles
- *
- * @param {Digraph} g the graph to test for cycles
- */
-function isAcyclic(g) {
- try {
- topsort(g);
- } catch (e) {
- if (e instanceof topsort.CycleException) return false;
- throw e;
- }
- return true;
-}
-
-},{"./topsort":44}],40:[function(require,module,exports){
-/* jshint -W079 */
-var Set = require("cp-data").Set;
-/* jshint +W079 */
-
-module.exports = postorder;
-
-// Postorder traversal of g, calling f for each visited node. Assumes the graph
-// is a tree.
-function postorder(g, root, f) {
- var visited = new Set();
- if (g.isDirected()) {
- throw new Error("This function only works for undirected graphs");
- }
- function dfs(u, prev) {
- if (visited.has(u)) {
- throw new Error("The input graph is not a tree: " + g);
- }
- visited.add(u);
- g.neighbors(u).forEach(function(v) {
- if (v !== prev) dfs(v, u);
- });
- f(u);
- }
- dfs(root);
-}
-
-},{"cp-data":5}],41:[function(require,module,exports){
-/* jshint -W079 */
-var Set = require("cp-data").Set;
-/* jshint +W079 */
-
-module.exports = preorder;
-
-// Preorder traversal of g, calling f for each visited node. Assumes the graph
-// is a tree.
-function preorder(g, root, f) {
- var visited = new Set();
- if (g.isDirected()) {
- throw new Error("This function only works for undirected graphs");
- }
- function dfs(u, prev) {
- if (visited.has(u)) {
- throw new Error("The input graph is not a tree: " + g);
- }
- visited.add(u);
- f(u);
- g.neighbors(u).forEach(function(v) {
- if (v !== prev) dfs(v, u);
- });
- }
- dfs(root);
-}
-
-},{"cp-data":5}],42:[function(require,module,exports){
-var Graph = require("../Graph"),
- PriorityQueue = require("cp-data").PriorityQueue;
-
-module.exports = prim;
-
-/**
- * [Prim's algorithm][] takes a connected undirected graph and generates a
- * [minimum spanning tree][]. This function returns the minimum spanning
- * tree as an undirected graph. This algorithm is derived from the description
- * in "Introduction to Algorithms", Third Edition, Cormen, et al., Pg 634.
- *
- * This function takes a `weightFunc(e)` which returns the weight of the edge
- * `e`. It throws an Error if the graph is not connected.
- *
- * This function takes `O(|E| log |V|)` time.
- *
- * [Prim's algorithm]: https://en.wikipedia.org/wiki/Prim's_algorithm
- * [minimum spanning tree]: https://en.wikipedia.org/wiki/Minimum_spanning_tree
- *
- * @param {Graph} g the graph used to generate the minimum spanning tree
- * @param {Function} weightFunc the weight function to use
- */
-function prim(g, weightFunc) {
- var result = new Graph(),
- parents = {},
- pq = new PriorityQueue(),
- u;
-
- function updateNeighbors(e) {
- var incidentNodes = g.incidentNodes(e),
- v = incidentNodes[0] !== u ? incidentNodes[0] : incidentNodes[1],
- pri = pq.priority(v);
- if (pri !== undefined) {
- var edgeWeight = weightFunc(e);
- if (edgeWeight < pri) {
- parents[v] = u;
- pq.decrease(v, edgeWeight);
- }
- }
- }
-
- if (g.order() === 0) {
- return result;
- }
-
- g.eachNode(function(u) {
- pq.add(u, Number.POSITIVE_INFINITY);
- result.addNode(u);
- });
-
- // Start from an arbitrary node
- pq.decrease(g.nodes()[0], 0);
-
- var init = false;
- while (pq.size() > 0) {
- u = pq.removeMin();
- if (u in parents) {
- result.addEdge(null, u, parents[u]);
- } else if (init) {
- throw new Error("Input graph is not connected: " + g);
- } else {
- init = true;
- }
-
- g.incidentEdges(u).forEach(updateNeighbors);
- }
-
- return result;
-}
-
-},{"../Graph":33,"cp-data":5}],43:[function(require,module,exports){
-module.exports = tarjan;
-
-/**
- * This function is an implementation of [Tarjan's algorithm][] which finds
- * all [strongly connected components][] in the directed graph **g**. Each
- * strongly connected component is composed of nodes that can reach all other
- * nodes in the component via directed edges. A strongly connected component
- * can consist of a single node if that node cannot both reach and be reached
- * by any other specific node in the graph. Components of more than one node
- * are guaranteed to have at least one cycle.
- *
- * This function returns an array of components. Each component is itself an
- * array that contains the ids of all nodes in the component.
- *
- * [Tarjan's algorithm]: http://en.wikipedia.org/wiki/Tarjan's_strongly_connected_components_algorithm
- * [strongly connected components]: http://en.wikipedia.org/wiki/Strongly_connected_component
- *
- * @param {Digraph} g the graph to search for strongly connected components
- */
-function tarjan(g) {
- if (!g.isDirected()) {
- throw new Error("tarjan can only be applied to a directed graph. Bad input: " + g);
- }
-
- var index = 0,
- stack = [],
- visited = {}, // node id -> { onStack, lowlink, index }
- results = [];
-
- function dfs(u) {
- var entry = visited[u] = {
- onStack: true,
- lowlink: index,
- index: index++
- };
- stack.push(u);
-
- g.successors(u).forEach(function(v) {
- if (!(v in visited)) {
- dfs(v);
- entry.lowlink = Math.min(entry.lowlink, visited[v].lowlink);
- } else if (visited[v].onStack) {
- entry.lowlink = Math.min(entry.lowlink, visited[v].index);
- }
- });
-
- if (entry.lowlink === entry.index) {
- var cmpt = [],
- v;
- do {
- v = stack.pop();
- visited[v].onStack = false;
- cmpt.push(v);
- } while (u !== v);
- results.push(cmpt);
- }
- }
-
- g.nodes().forEach(function(u) {
- if (!(u in visited)) {
- dfs(u);
- }
- });
-
- return results;
-}
-
-},{}],44:[function(require,module,exports){
-module.exports = topsort;
-topsort.CycleException = CycleException;
-
-/*
- * Given a graph **g**, this function returns an ordered list of nodes such
- * that for each edge `u -> v`, `u` appears before `v` in the list. If the
- * graph has a cycle it is impossible to generate such a list and
- * **CycleException** is thrown.
- *
- * See [topological sorting](https://en.wikipedia.org/wiki/Topological_sorting)
- * for more details about how this algorithm works.
- *
- * @param {Digraph} g the graph to sort
- */
-function topsort(g) {
- if (!g.isDirected()) {
- throw new Error("topsort can only be applied to a directed graph. Bad input: " + g);
- }
-
- var visited = {};
- var stack = {};
- var results = [];
-
- function visit(node) {
- if (node in stack) {
- throw new CycleException();
- }
-
- if (!(node in visited)) {
- stack[node] = true;
- visited[node] = true;
- g.predecessors(node).forEach(function(pred) {
- visit(pred);
- });
- delete stack[node];
- results.push(node);
- }
- }
-
- var sinks = g.sinks();
- if (g.order() !== 0 && sinks.length === 0) {
- throw new CycleException();
- }
-
- g.sinks().forEach(function(sink) {
- visit(sink);
- });
-
- return results;
-}
-
-function CycleException() {}
-
-CycleException.prototype.toString = function() {
- return "Graph has at least one cycle";
-};
-
-},{}],45:[function(require,module,exports){
-// This file provides a helper function that mixes-in Dot behavior to an
-// existing graph prototype.
-
-/* jshint -W079 */
-var Set = require("cp-data").Set;
-/* jshint +W079 */
-
-module.exports = compoundify;
-
-// Extends the given SuperConstructor with the ability for nodes to contain
-// other nodes. A special node id `null` is used to indicate the root graph.
-function compoundify(SuperConstructor) {
- function Constructor() {
- SuperConstructor.call(this);
-
- // Map of object id -> parent id (or null for root graph)
- this._parents = {};
-
- // Map of id (or null) -> children set
- this._children = {};
- this._children[null] = new Set();
- }
-
- Constructor.prototype = new SuperConstructor();
- Constructor.prototype.constructor = Constructor;
-
- Constructor.prototype.parent = function(u, parent) {
- this._strictGetNode(u);
-
- if (arguments.length < 2) {
- return this._parents[u];
- }
-
- if (u === parent) {
- throw new Error("Cannot make " + u + " a parent of itself");
- }
- if (parent !== null) {
- this._strictGetNode(parent);
- }
-
- this._children[this._parents[u]].remove(u);
- this._parents[u] = parent;
- this._children[parent].add(u);
- };
-
- Constructor.prototype.children = function(u) {
- if (u !== null) {
- this._strictGetNode(u);
- }
- return this._children[u].keys();
- };
-
- Constructor.prototype.addNode = function(u, value) {
- u = SuperConstructor.prototype.addNode.call(this, u, value);
- this._parents[u] = null;
- this._children[u] = new Set();
- this._children[null].add(u);
- return u;
- };
-
- Constructor.prototype.delNode = function(u) {
- // Promote all children to the parent of the subgraph
- var parent = this.parent(u);
- this._children[u].keys().forEach(function(child) {
- this.parent(child, parent);
- }, this);
-
- this._children[parent].remove(u);
- delete this._parents[u];
- delete this._children[u];
-
- return SuperConstructor.prototype.delNode.call(this, u);
- };
-
- Constructor.prototype.copy = function() {
- var copy = SuperConstructor.prototype.copy.call(this);
- this.nodes().forEach(function(u) {
- copy.parent(u, this.parent(u));
- }, this);
- return copy;
- };
-
- Constructor.prototype.filterNodes = function(filter) {
- var self = this,
- copy = SuperConstructor.prototype.filterNodes.call(this, filter);
-
- var parents = {};
- function findParent(u) {
- var parent = self.parent(u);
- if (parent === null || copy.hasNode(parent)) {
- parents[u] = parent;
- return parent;
- } else if (parent in parents) {
- return parents[parent];
- } else {
- return findParent(parent);
- }
- }
-
- copy.eachNode(function(u) { copy.parent(u, findParent(u)); });
-
- return copy;
- };
-
- return Constructor;
-}
-
-},{"cp-data":5}],46:[function(require,module,exports){
-var Graph = require("../Graph"),
- Digraph = require("../Digraph"),
- CGraph = require("../CGraph"),
- CDigraph = require("../CDigraph");
-
-exports.decode = function(nodes, edges, Ctor) {
- Ctor = Ctor || Digraph;
-
- if (typeOf(nodes) !== "Array") {
- throw new Error("nodes is not an Array");
- }
-
- if (typeOf(edges) !== "Array") {
- throw new Error("edges is not an Array");
- }
-
- if (typeof Ctor === "string") {
- switch(Ctor) {
- case "graph": Ctor = Graph; break;
- case "digraph": Ctor = Digraph; break;
- case "cgraph": Ctor = CGraph; break;
- case "cdigraph": Ctor = CDigraph; break;
- default: throw new Error("Unrecognized graph type: " + Ctor);
- }
- }
-
- var graph = new Ctor();
-
- nodes.forEach(function(u) {
- graph.addNode(u.id, u.value);
- });
-
- // If the graph is compound, set up children...
- if (graph.parent) {
- nodes.forEach(function(u) {
- if (u.children) {
- u.children.forEach(function(v) {
- graph.parent(v, u.id);
- });
- }
- });
- }
-
- edges.forEach(function(e) {
- graph.addEdge(e.id, e.u, e.v, e.value);
- });
-
- return graph;
-};
-
-exports.encode = function(graph) {
- var nodes = [];
- var edges = [];
-
- graph.eachNode(function(u, value) {
- var node = {id: u, value: value};
- if (graph.children) {
- var children = graph.children(u);
- if (children.length) {
- node.children = children;
- }
- }
- nodes.push(node);
- });
-
- graph.eachEdge(function(e, u, v, value) {
- edges.push({id: e, u: u, v: v, value: value});
- });
-
- var type;
- if (graph instanceof CDigraph) {
- type = "cdigraph";
- } else if (graph instanceof CGraph) {
- type = "cgraph";
- } else if (graph instanceof Digraph) {
- type = "digraph";
- } else if (graph instanceof Graph) {
- type = "graph";
- } else {
- throw new Error("Couldn't determine type of graph: " + graph);
- }
-
- return { nodes: nodes, edges: edges, type: type };
-};
-
-function typeOf(obj) {
- return Object.prototype.toString.call(obj).slice(8, -1);
-}
-
-},{"../CDigraph":30,"../CGraph":31,"../Digraph":32,"../Graph":33}],47:[function(require,module,exports){
-/* jshint -W079 */
-var Set = require("cp-data").Set;
-/* jshint +W079 */
-
-exports.all = function() {
- return function() { return true; };
-};
-
-exports.nodesFromList = function(nodes) {
- var set = new Set(nodes);
- return function(u) {
- return set.has(u);
- };
-};
-
-},{"cp-data":5}],48:[function(require,module,exports){
-var Graph = require("./Graph"),
- Digraph = require("./Digraph");
-
-// Side-effect based changes are lousy, but node doesn't seem to resolve the
-// requires cycle.
-
-/**
- * Returns a new directed graph using the nodes and edges from this graph. The
- * new graph will have the same nodes, but will have twice the number of edges:
- * each edge is split into two edges with opposite directions. Edge ids,
- * consequently, are not preserved by this transformation.
- */
-Graph.prototype.toDigraph =
-Graph.prototype.asDirected = function() {
- var g = new Digraph();
- this.eachNode(function(u, value) { g.addNode(u, value); });
- this.eachEdge(function(e, u, v, value) {
- g.addEdge(null, u, v, value);
- g.addEdge(null, v, u, value);
- });
- return g;
-};
-
-/**
- * Returns a new undirected graph using the nodes and edges from this graph.
- * The new graph will have the same nodes, but the edges will be made
- * undirected. Edge ids are preserved in this transformation.
- */
-Digraph.prototype.toGraph =
-Digraph.prototype.asUndirected = function() {
- var g = new Graph();
- this.eachNode(function(u, value) { g.addNode(u, value); });
- this.eachEdge(function(e, u, v, value) {
- g.addEdge(e, u, v, value);
- });
- return g;
-};
-
-},{"./Digraph":32,"./Graph":33}],49:[function(require,module,exports){
-// Returns an array of all values for properties of **o**.
-exports.values = function(o) {
- var ks = Object.keys(o),
- len = ks.length,
- result = new Array(len),
- i;
- for (i = 0; i < len; ++i) {
- result[i] = o[ks[i]];
- }
- return result;
-};
-
-},{}],50:[function(require,module,exports){
-module.exports = '0.7.4';
-
-},{}]},{},[1])
-;
\ No newline at end of file
diff --git a/public/js/lib/d3/dagre-d3.min.js b/public/js/lib/d3/dagre-d3.min.js
deleted file mode 100644
index 606fdce..0000000
--- a/public/js/lib/d3/dagre-d3.min.js
+++ /dev/null
@@ -1,2 +0,0 @@
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g(){this._layout=d(),this.drawNodes(k),this.drawEdgeLabels(l),this.drawEdgePaths(m),this.positionNodes(n),this.positionEdgeLabels(o),this.positionEdgePaths(p),this.zoomSetup(r),this.zoom(s),this.transition(q),this.postLayout(t),this.postRender(u),this.edgeInterpolate("bundle"),this.edgeTension(.95)}function h(a){var b=a.copy();return b.nodes().forEach(function(a){var c=b.node(a);c===undefined&&(c={},b.node(a,c)),"label"in c||(c.label="")}),b.edges().forEach(function(a){var c=b.edge(a);c===undefined&&(c={},b.edge(a,c)),"label"in c||(c.label="")}),b}function i(a,b){var c=a.getBBox();b.width=c.width,b.height=c.height}function j(a,b){var c=b.run(a);return a.eachNode(function(a,b){c.node(a).label=b.label}),a.eachEdge(function(a,b,d,e){c.edge(a).label=e.label}),c}function k(a,b){var c=a.nodes().filter(function(b){return!B(a,b)}),d=b.selectAll("g.node").classed("enter",!1).data(c,function(a){return a});return d.selectAll("*").remove(),d.enter().append("g").style("opacity",0).attr("class","node enter"),d.each(function(b){v(a.node(b),e.select(this),10,10)}),this._transition(d.exit()).style("opacity",0).remove(),d}function l(a,b){var c=b.selectAll("g.edgeLabel").classed("enter",!1).data(a.edges(),function(a){return a});return c.selectAll("*").remove(),c.enter().append("g").style("opacity",0).attr("class","edgeLabel enter"),c.each(function(b){v(a.edge(b),e.select(this),0,0)}),this._transition(c.exit()).style("opacity",0).remove(),c}function n(a,b){function c(b){var c=a.node(b);return"translate("+c.x+","+c.y+")"}b.filter(".enter").attr("transform",c),this._transition(b).style("opacity",1).attr("transform",c)}function o(a,b){function c(b){var c=a.edge(b),d=z(c.points);return"translate("+d.x+","+d.y+")"}b.filter(".enter").attr("transform",c),this._transition(b).style("opacity",1).attr("transform",c)}function p(a,b){function f(b){var f=a.edge(b),g=a.node(a.incidentNodes(b)[0]),h=a.node(a.incidentNodes(b)[1]),i=f.points.slice(),j=i.length===0?h:i[0],k=i.length===0?g:i[i.length-1];return i.unshift(A(g,j)),i.push(A(h,k)),e.svg.line().x(function(a){return a.x}).y(function(a){return a.y}).interpolate(c).tension(d)(i)}var c=this._edgeInterpolate,d=this._edgeTension;b.filter(".enter").selectAll("path").attr("d",f),this._transition(b.selectAll("path")).attr("d",f).style("opacity",1)}function q(a){return a}function r(a,b){var c=b.property("ownerSVGElement");return c||(c=b),c=e.select(c),c.select("rect.overlay").empty()&&(c.append("rect").attr("class","overlay").attr("width","100%").attr("height","100%").style("fill","none"),b=b.append("g").attr("class","zoom"),this._zoom&&c.call(this._zoom(a,b))),b}function s(a,b){return e.behavior.zoom().on("zoom",function(){b.attr("transform","translate("+e.event.translate+")scale("+e.event.scale+")")})}function t(){}function u(a,b){a.isDirected()&&b.select("#arrowhead").empty()&&b.append("svg:defs").append("svg:marker").attr("id","arrowhead").attr("viewBox","0 0 10 10").attr("refX",8).attr("refY",5).attr("markerUnits","strokeWidth").attr("markerWidth",8).attr("markerHeight",5).attr("orient","auto").attr("style","fill: #333").append("svg:path").attr("d","M 0 0 L 10 5 L 0 10 z")}function v(a,b,c,d){var e=a.label,f=b.append("rect"),g=b.append("g");e[0]==="<"?(w(e,g),c=d=0):x(e,g,Math.floor(a.labelCols),a.labelCut);var h=b.node().getBBox();g.attr("transform","translate("+ -h.width/2+","+ -h.height/2+")"),f.attr("rx",5).attr("ry",5).attr("x",-(h.width/2+c)).attr("y",-(h.height/2+d)).attr("width",h.width+2*c).attr("height",h.height+2*d)}function w(a,b){var c=b.append("foreignObject").attr("width","100000"),d,e;c.append("xhtml:div").style("float","left").html(function(){return a}).each(function(){d=this.clientWidth,e=this.clientHeight}),c.attr("width",d).attr("height",e)}function x(a,b,c,d){d===undefined&&(d="false"),d=d.toString().toLowerCase()==="true";var e=b.append("text").attr("text-anchor","left");a=a.replace(/\\n/g,"\n");var f=c?y(a,c,d):a;f=f.split("\n");for(var g=0;g<f.length;g++)e.append("tspan").attr("dy","1em").attr("x","1").text(f[g])}function y(a,b,c,d){d=d||"\n",b=b||75,c=c||!1;if(!a)return a;var e=".{1,"+b+"}(\\s|$)"+(c?"|.{"+b+"}|.+$":"|\\S+?(\\s|$)");return a.match(new RegExp(e,"g")).join(d)}function z(a){var b=a.length/2;if(a.length%2)return a[Math.floor(b)];var c=a[b-1],d=a[b];return{x:(c.x+d.x)/2,y:(c.y+d.y)/2}}function A(a,b){var c=a.x,d=a.y,e=b.x-c,f=b.y-d,g=a.width/2,h=a.height/2,i,j;return Math.abs(f)*g>Math.abs(e)*h?(f<0&&(h=-h),i=f===0?0:h*e/f,j=h):(e<0&&(g=-g),i=g,j=e===0?0:g*f/e),{x:c+i,y:d+j}}function B(a,b){return"children"in a&&a.children(b).length}function C(a,b){return a.bind?a.bind(b):function(){return a.apply(b,arguments)}}var d=a("dagre").layout,e;try{e=a("d3")}catch(f){e=window.d3}b.exports=g,g.prototype.layout=function(a){return arguments.length?(this._layout=a,this):this._layout},g.prototype.drawNodes=function(a){return arguments.length?(this._drawNodes=C(a,this),this):this._drawNodes},g.prototype.drawEdgeLabels=function(a){return arguments.length?(this._drawEdgeLabels=C(a,this),this):this._drawEdgeLabels},g.prototype.drawEdgePaths=function(a){return arguments.length?(this._drawEdgePaths=C(a,this),this):this._drawEdgePaths},g.prototype.positionNodes=function(a){return arguments.length?(this._positionNodes=C(a,this),this):this._positionNodes},g.prototype.positionEdgeLabels=function(a){return arguments.length?(this._positionEdgeLabels=C(a,this),this):this._positionEdgeLabels},g.prototype.positionEdgePaths=function(a){return arguments.length?(this._positionEdgePaths=C(a,this),this):this._positionEdgePaths},g.prototype.transition=function(a){return arguments.length?(this._transition=C(a,this),this):this._transition},g.prototype.zoomSetup=function(a){return arguments.length?(this._zoomSetup=C(a,this),this):this._zoomSetup},g.prototype.zoom=function(a){return arguments.length?(a?this._zoom=C(a,this):delete this._zoom,this):this._zoom},g.prototype.postLayout=function(a){return arguments.length?(this._postLayout=C(a,this),this):this._postLayout},g.prototype.postRender=function(a){return arguments.length?(this._postRender=C(a,this),this):this._postRender},g.prototype.edgeInterpolate=function(a){return arguments.length?(this._edgeInterpolate=a,this):this._edgeInterpolate},g.prototype.edgeTension=function(a){return arguments.length?(this._edgeTension=a,this):this._edgeTension},g.prototype.run=function(a,b){a=h(a),b=this._zoomSetup(a,b),b.selectAll("g.edgePaths, g.edgeLabels, g.nodes").data(["edgePaths","edgeLabels","nodes"]).enter().append("g").attr("class",function(a){return a});var c=this._drawNodes(a,b.select("g.nodes")),d=this._drawEdgeLabels(a,b.select("g.edgeLabels"));c.each(function(b){i(this,a.node(b))}),d.each(function(b){i(this,a.edge(b))});var e=j(a,this._layout);this._postLayout(e,b);var f=this._drawEdgePaths(a,b.select("g.edgePaths"));return this._positionNodes(e,c),this._positionEdgeLabels(e,d),this._positionEdgePaths(e,f),this._postRender(e,b),e};var m=function(a,b){var c=b.selectAll("g.edgePath").classed("enter",!1).data(a.edges(),function(a){return a});return c.enter().append("g").attr("class","edgePath enter").append("path").style("opacity",0).attr("marker-end","url(#arrowhead)"),this._transition(c.exit()).style("opacity",0).remove(),c}},{d3:10,dagre:11}],4:[function(a,b,c){b.exports="0.2.0"},{}],5:[function(a,b,c){c.Set=a("./lib/Set"),c.PriorityQueue=a("./lib/PriorityQueue"),c.version=a("./lib/version")},{"./lib/PriorityQueue":6,"./lib/Set":7,"./lib/version":9}],6:[function(a,b,c){function 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d=a.node(c).rank-a.node(b).rank,e=f.max(a.outEdges(b,c).map(function(b){return a.edge(b).minLen}));return d-e}var d=a("cp-data").Set,e=a("graphlib").Digraph,f=a("../util");b.exports=g},{"../util":26,"cp-data":5,graphlib:28}],23:[function(a,b,c){function f(a){var b=e(a);b.forEach(function(b){var c=a.inEdges(b);if(c.length===0){a.node(b).rank=0;return}var e=c.map(function(b){return a.node(a.source(b)).rank+a.edge(b).minLen});a.node(b).rank=d.max(e)})}var d=a("../util"),e=a("graphlib").alg.topsort;b.exports=f},{"../util":26,graphlib:28}],24:[function(a,b,c){function d(a,b,c,d){return Math.abs(a.node(b).rank-a.node(c).rank)-d}b.exports={slack:d}},{}],25:[function(a,b,c){function f(a,b){g(a,b);for(;;){var c=k(b);if(c===null)break;var d=l(a,b,c);m(a,b,c,d)}}function g(a,b){function c(d){var e=b.successors(d);for(var f in e){var g=e[f];c(g)}d!==b.graph().root&&i(a,b,d)}h(b),b.eachEdge(function(a,b,c,d){d.cutValue=0}),c(b.graph().root)}function h(a){function c(d){var e=a.successors(d),f=b;for(var g in e){var h=e[g];c(h),f=Math.min(f,a.node(h).low)}a.node(d).low=f,a.node(d).lim=b++}var b=0;c(a.graph().root)}function i(a,b,c){var d=b.inEdges(c)[0],e=[],f=b.outEdges(c);for(var g in f)e.push(b.target(f[g]));var h=0,i=0,k=0,l=0,m=0,n=a.outEdges(c),o;for(var p in n){var q=a.target(n[p]);for(o in e)j(b,q,e[o])&&i++;j(b,q,c)||l++}var r=a.inEdges(c);for(var s in r){var t=a.source(r[s]);for(o in e)j(b,t,e[o])&&k++;j(b,t,c)||m++}var u=0;for(o in e){var v=b.edge(f[o]).cutValue;b.edge(f[o]).reversed?u-=v:u+=v}b.edge(d).reversed?h-=u-i+k-l+m:h+=u-i+k-l+m,b.edge(d).cutValue=h}function j(a,b,c){return a.node(c).low<=a.node(b).lim&&a.node(b).lim<=a.node(c).lim}function k(a){var b=a.edges();for(var c in b){var d=b[c],e=a.edge(d);if(e.cutValue<0)return d}return null}function l(a,b,c){var d=b.source(c),f=b.target(c),g=b.node(f).lim<b.node(d).lim?f:d,h=!b.edge(c).reversed,i=Number.POSITIVE_INFINITY,k;h?a.eachEdge(function(d,f,h,l){if(d!==c&&j(b,f,g)&&!j(b,h,g)){var m=e.slack(a,f,h,l.minLen);m<i&&(i=m,k=d)}}):a.eachEdge(function(d,f,h,l){if(d!==c&&!j(b,f,g)&&j(b,h,g)){var m=e.slack(a,f,h,l.minLen);m<i&&(i=m,k=d)}});if(k===undefined){var l=[],m=[];throw a.eachNode(function(a){j(b,a,g)?m.push(a):l.push(a)}),new Error("No edge found from outside of tree to inside")}return k}function m(a,b,c,d){function h(a){var c=b.inEdges(a);for(var d in c){var e=c[d],f=b.source(e),g=b.edge(e);h(f),b.delEdge(e),g.reversed=!g.reversed,b.addEdge(e,a,f,g)}}b.delEdge(c);var e=a.source(d),f=a.target(d);h(f);var i=e,j=b.inEdges(i);while(j.length>0)i=b.source(j[0]),j=b.inEdges(i);b.graph().root=i,b.addEdge(null,e,f,{cutValue:0}),g(a,b),n(a,b)}function n(a,b){function c(d){var e=b.successors(d);e.forEach(function(b){var e=o(a,d,b);a.node(b).rank=a.node(d).rank+e,c(b)})}c(b.graph().root)}function o(a,b,c){var e=a.outEdges(b,c);if(e.length>0)return d.max(e.map(function(b){return a.edge(b).minLen}));var f=a.inEdges(b,c);if(f.length>0)return-d.max(f.map(function(b){return a.edge(b).minLen}))}var d=a("../util"),e=a("./rankUtil");b.exports=f},{"../util":26,"./rankUtil":24}],26:[function(a,b,c){function d(a,b){return function(){var c=(new Date).getTime();try{return b.apply(null,arguments)}finally{e(1,a+" time: "+((new Date).getTime()-c)+"ms")}}}function e(a){e.level>=a&&console.log.apply(console,Array.prototype.slice.call(arguments,1))}c.min=function(a){return Math.min.apply(Math,a)},c.max=function(a){return Math.max.apply(Math,a)},c.all=function(a,b){for(var c=0;c<a.length;++c)if(!b(a[c]))return!1;return!0},c.sum=function(a){return a.reduce(function(a,b){return a+b},0)},c.values=function(a){return Object.keys(a).map(function(b){return a[b]})},c.shuffle=function(a){for(i=a.length-1;i>0;--i){var b=Math.floor(Math.random()*(i+1)),c=a[b];a[b]=a[i],a[i]=c}},c.propertyAccessor=function(a,b,c,d){return function(e){return arguments.length?(b[c]=e,d&&d(e),a):b[c]}},c.ordering=function(a){var b=[];return a.eachNode(function(a,c){var d=b[c.rank]||(b[c.rank]=[]);d[c.order]=a}),b},c.filterNonSubgraphs=function(a){return function(b){return a.children(b).length===0}},d.enabled=!1,c.time=d,e.level=0,c.log=e},{}],27:[function(a,b,c){b.exports="0.4.5"},{}],28:[function(a,b,c){c.Graph=a("./lib/Graph"),c.Digraph=a("./lib/Digraph"),c.CGraph=a("./lib/CGraph"),c.CDigraph=a("./lib/CDigraph"),a("./lib/graph-converters"),c.alg={isAcyclic:a("./lib/alg/isAcyclic"),components:a("./lib/alg/components"),dijkstra:a("./lib/alg/dijkstra"),dijkstraAll:a("./lib/alg/dijkstraAll"),findCycles:a("./lib/alg/findCycles"),floydWarshall:a("./lib/alg/floydWarshall"),postorder:a("./lib/alg/postorder"),preorder:a("./lib/alg/preorder"),prim:a("./lib/alg/prim"),tarjan:a("./lib/alg/tarjan"),topsort:a("./lib/alg/topsort"
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Object.keys(this._edges).length},e.prototype.graph=function(a){if(arguments.length===0)return this._value;this._value=a},e.prototype.hasNode=function(a){return a in this._nodes},e.prototype.node=function(a,b){var c=this._strictGetNode(a);if(arguments.length===1)return c.value;c.value=b},e.prototype.nodes=function(){var a=[];return this.eachNode(function(b){a.push(b)}),a},e.prototype.eachNode=function(a){for(var b in this._nodes){var c=this._nodes[b];a(c.id,c.value)}},e.prototype.hasEdge=function(a){return a in this._edges},e.prototype.edge=function(a,b){var c=this._strictGetEdge(a);if(arguments.length===1)return c.value;c.value=b},e.prototype.edges=function(){var a=[];return this.eachEdge(function(b){a.push(b)}),a},e.prototype.eachEdge=function(a){for(var b in this._edges){var c=this._edges[b];a(c.id,c.u,c.v,c.value)}},e.prototype.incidentNodes=function(a){var b=this._strictGetEdge(a);return[b.u,b.v]},e.prototype.addNode=function(a,b){if(a===undefined||a===null){do a="_"+ ++this._nextId;while(this.hasNode(a))}else if(this.hasNode(a))throw new Error("Graph already has node '"+a+"'");return this._nodes[a]={id:a,value:b},a},e.prototype.delNode=function(a){this._strictGetNode(a),this.incidentEdges(a).forEach(function(a){this.delEdge(a)},this),delete this._nodes[a]},e.prototype._addEdge=function(a,b,c,d,e,g){this._strictGetNode(b),this._strictGetNode(c);if(a===undefined||a===null){do a="_"+ ++this._nextId;while(this.hasEdge(a))}else if(this.hasEdge(a))throw new Error("Graph already has edge '"+a+"'");return this._edges[a]={id:a,u:b,v:c,value:d},f(e[c],b,a),f(g[b],c,a),a},e.prototype._delEdge=function(a,b,c){var d=this._strictGetEdge(a);g(b[d.v],d.u,a),g(c[d.u],d.v,a),delete this._edges[a]},e.prototype.copy=function(){var a=new this.constructor;return a.graph(this.graph()),this.eachNode(function(b,c){a.addNode(b,c)}),this.eachEdge(function(b,c,d,e){a.addEdge(b,c,d,e)}),a._nextId=this._nextId,a},e.prototype.filterNodes=function(a){var b=new this.constructor;return b.graph(this.graph()),this.eachNode(function(c,d){a(c)&&b.addNode(c,d)}),this.eachEdge(function(a,c,d,e){b.hasNode(c)&&b.hasNode(d)&&b.addEdge(a,c,d,e)}),b},e.prototype._strictGetNode=function(a){var b=this._nodes[a];if(b===undefined)throw new Error("Node '"+a+"' is not in graph");return b},e.prototype._strictGetEdge=function(a){var b=this._edges[a];if(b===undefined)throw new Error("Edge '"+a+"' is not in graph");return b}},{"cp-data":5}],30:[function(a,b,c){var d=a("./Digraph"),e=a("./compoundify"),f=e(d);b.exports=f,f.fromDigraph=function(a){var b=new f,c=a.graph();return c!==undefined&&b.graph(c),a.eachNode(function(a,c){c===undefined?b.addNode(a):b.addNode(a,c)}),a.eachEdge(function(a,c,d,e){e===undefined?b.addEdge(null,c,d):b.addEdge(null,c,d,e)}),b},f.prototype.toString=function(){return"CDigraph "+JSON.stringify(this,null,2)}},{"./Digraph":32,"./compoundify":45}],31:[function(a,b,c){var d=a("./Graph"),e=a("./compoundify"),f=e(d);b.exports=f,f.fromGraph=function(a){var b=new f,c=a.graph();return c!==undefined&&b.graph(c),a.eachNode(function(a,c){c===undefined?b.addNode(a):b.addNode(a,c)}),a.eachEdge(function(a,c,d,e){e===undefined?b.addEdge(null,c,d):b.addEdge(null,c,d,e)}),b},f.prototype.toString=function(){return"CGraph "+JSON.stringify(this,null,2)}},{"./Graph":33,"./compoundify":45}],32:[function(a,b,c){function g(){e.call(this),this._inEdges={},this._outEdges={}}var d=a("./util"),e=a("./BaseGraph"),f=a("cp-data").Set;b.exports=g,g.prototype=new e,g.prototype.constructor=g,g.prototype.isDirected=function(){return!0},g.prototype.successors=function(a){return this._strictGetNode(a),Object.keys(this._outEdges[a]).map(function(a){return this._nodes[a].id},this)},g.prototype.predecessors=function(a){return this._strictGetNode(a),Object.keys(this._inEdges[a]).map(function(a){return this._nodes[a].id},this)},g.prototype.neighbors=function(a){return f.union([this.successors(a),this.predecessors(a)]).keys()},g.prototype.sources=function(){var a=this;return this._filterNodes(function(b){return a.inEdges(b).length===0})},g.prototype.sinks=function(){var a=this;return this._filterNodes(function(b){return a.outEdges(b).length===0})},g.prototype.source=function(a){return this._strictGetEdge(a).u},g.prototype.target=function(a){return this._strictGetEdge(a).v},g.prototype.inEdges=function(a,b){this._strictGetNode(a);var c=f.union(d.values(this._inEdges[a])).keys();return arguments.length>1&&(this._strictGetNode(b),c=c.filter(function(a){return this.source(a)===b},this)),c},g.prototype.outEdges=function(a,b){this._strictGetNode(a);var c=f.union(d.values(this._outEdges[a])).keys();return arguments.length>1&&(this._strictGetNode(b),c=c.filter(function(a){return this.target(a)===b},this)),c},g.prototype.incidentEdges=function(a,b){return arguments.length>1?f.union([this.outEdges(a,b),this.outEdges(b,a)]).keys():f.union([this.inEdges(a),this.outEdges(a)]).keys()},g.prototype.toString=function(){return"Digraph "+JSON.stringify(this,null,2)},g.prototype.addNode=function(a,b){return a=e.prototype.addNode.call(this,a,b),this._inEdges[a]={},this._outEdges[a]={},a},g.prototype.delNode=function(a){e.prototype.delNode.call(this,a),delete this._inEdges[a],delete this._outEdges[a]},g.prototype.addEdge=function(a,b,c,d){return e.prototype._addEdge.call(this,a,b,c,d,this._inEdges,this._outEdges)},g.prototype.delEdge=function(a){e.prototype._delEdge.call(this,a,this._inEdges,this._outEdges)},g.prototype._filterNodes=function(a){var b=[];return this.eachNode(function(c){a(c)&&b.push(c)}),b}},{"./BaseGraph":29,"./util":49,"cp-data":5}],33:[function(a,b,c){function g(){e.call(this),this._incidentEdges={}}var d=a("./util"),e=a("./BaseGraph"),f=a("cp-data").Set;b.exports=g,g.prototype=new 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e.prototype._addEdge.call(this,a,b,c,d,this._incidentEdges,this._incidentEdges)},g.prototype.delEdge=function(a){e.prototype._delEdge.call(this,a,this._incidentEdges,this._incidentEdges)}},{"./BaseGraph":29,"./util":49,"cp-data":5}],34:[function(a,b,c){function e(a){function e(b,d){c.has(b)||(c.add(b),d.push(b),a.neighbors(b).forEach(function(a){e(a,d)}))}var b=[],c=new d;return a.nodes().forEach(function(a){var c=[];e(a,c),c.length>0&&b.push(c)}),b}var d=a("cp-data").Set;b.exports=e},{"cp-data":5}],35:[function(a,b,c){function e(a,b,c,e){function h(b){var d=a.incidentNodes(b),e=d[0]!==i?d[0]:d[1],h=f[e],k=c(b),l=j.distance+k;if(k<0)throw new Error("dijkstra does not allow negative edge weights. Bad edge: "+b+" Weight: "+k);l<h.distance&&(h.distance=l,h.predecessor=i,g.decrease(e,l))}var f={},g=new d;c=c||function(){return 1},e=e||(a.isDirected()?function(b){return a.outEdges(b)}:function(b){return a.incidentEdges(b)}),a.eachNode(function(a){var c=a===b?0:Number.POSITIVE_INFINITY;f[a]={distance:c},g.add(a,c)});var i,j;while(g.size()>0){i=g.removeMin(),j=f[i];if(j.distance===Number.POSITIVE_INFINITY)break;e(i).forEach(h)}return f}var d=a("cp-data").PriorityQueue;b.exports=e},{"cp-data":5}],36:[function(a,b,c){function e(a,b,c){var e={};return a.eachNode(function(f){e[f]=d(a,f,b,c)}),e}var d=a("./dijkstra");b.exports=e},{"./dijkstra":35}],37:[function(a,b,c){function e(a){return d(a).filter(function(a){return a.length>1})}var d=a("./tarjan");b.exports=e},{"./tarjan":43}],38:[function(a,b,c){function d(a,b,c){var d={},e=a.nodes();return b=b||function(){return 1},c=c||(a.isDirected()?function(b){return a.outEdges(b)}:function(b){return a.incidentEdges(b)}),e.forEach(function(f){d[f]={},d[f][f]={distance:0},e.forEach(function(a){f!==a&&(d[f][a]={distance:Number.POSITIVE_INFINITY})}),c(f).forEach(function(c){var e=a.incidentNodes(c),h=e[0]!==f?e[0]:e[1],i=b(c);i<d[f][h].distance&&(d[f][h]={distance:i,predecessor:f})})}),e.forEach(function(a){var b=d[a];e.forEach(function(c){var f=d[c];e.forEach(function(c){var d=f[a],e=b[c],g=f[c],h=d.distance+e.distance;h<g.distance&&(g.distance=h,g.predecessor=e.predecessor)})})}),d}b.exports=d},{}],39:[function(a,b,c){function e(a){try{d(a)}catch(b){if(b instanceof d.CycleException)return!1;throw b}return!0}var d=a("./topsort");b.exports=e},{"./topsort":44}],40:[function(a,b,c){function e(a,b,c){function f(b,d){if(e.has(b))throw new Error("The input graph is not a tree: "+a);e.add(b),a.neighbors(b).forEach(function(a){a!==d&&f(a,b)}),c(b)}var e=new d;if(a.isDirected())throw new Error("This function only works for undirected graphs");f(b)}var d=a("cp-data").Set;b.exports=e},{"cp-data":5}],41:[function(a,b,c){function e(a,b,c){function f(b,d){if(e.has(b))throw new Error("The input graph is not a tree: "+a);e.add(b),c(b),a.neighbors(b).forEach(function(a){a!==d&&f(a,b)})}var e=new d;if(a.isDirected())throw new Error("This function only works for undirected graphs");f(b)}var d=a("cp-data").Set;b.exports=e},{"cp-data":5}],42:[function(a,b,c){function f(a,b){function i(c){var d=a.incidentNodes(c),e=d[0]!==h?d[0]:d[1],i=g.priority(e);if(i!==undefined){var j=b(c);j<i&&(f[e]=h,g.decrease(e,j))}}var c=new d,f={},g=new e,h;if(a.order()===0)return c;a.eachNode(function(a){g.add(a,Number.POSITIVE_INFINITY),c.addNode(a)}),g.decrease(a.nodes()[0],0);var j=!1;while(g.size()>0){h=g.removeMin();if(h in f)c.addEdge(null,h,f[h]);else{if(j)throw new Error("Input graph is not connected: "+a);j=!0}a.incidentEdges(h).forEach(i)}return c}var d=a("../Graph"),e=a("cp-data").PriorityQueue;b.exports=f},{"../Graph":33,"cp-data":5}],43:[function(a,b,c){function d(a){function f(h){var i=d[h]={onStack:!0,lowlink:b,index:b++};c.push(h),a.successors(h).forEach(function(a){a in d?d[a].onStack&&(i.lowlink=Math.min(i.lowlink,d[a].index)):(f(a),i.lowlink=Math.min(i.lowlink,d[a].lowlink))});if(i.lowlink===i.index){var j=[],k;do k=c.pop(),d[k].onStack=!1,j.push(k);while(h!==k);e.push(j)}}if(!a.isDirected())throw new Error("tarjan can only be applied to a directed graph. Bad input: "+a);var b=0,c=[],d={},e=[];return a.nodes().forEach(function(a){a in d||f(a)}),e}b.exports=d},{}],44:[function(a,b,c){function d(a){function f(g){if(g in c)throw new e;g in b||(c[g]=!0,b[g]=!0,a.predecessors(g).forEach(function(a){f(a)}),delete c[g],d.push(g))}if(!a.isDirected())throw new Error("topsort can only be applied to a directed graph. Bad input: "+a);var b={},c={},d=[],g=a.sinks();if(a.order()!==0&&g.length===0)throw new e;return a.sinks().forEach(function(a){f(a)}),d}function e(){}b.exports=d,d.CycleException=e,e.prototype.toString=function(){return"Graph has at least one cycle"}},{}],45:[function(a,b,c){function e(a){function b(){a.call(this),this._parents={},this._children={},this._children[null]=new d}return b.prototype=new a,b.prototype.constructor=b,b.prototype.parent=function(a,b){this._strictGetNode(a);if(arguments.length<2)return this._parents[a];if(a===b)throw new Error("Cannot make "+a+" a parent of itself");b!==null&&this._strictGetNode(b),this._children[this._parents[a]].remove(a),this._parents[a]=b,this._children[b].add(a)},b.prototype.children=function(a){return a!==null&&this._strictGetNode(a),this._children[a].keys()},b.prototype.addNode=function(b,c){return b=a.prototype.addNode.call(this,b,c),this._parents[b]=null,this._children[b]=new d,this._children[null].add(b),b},b.prototype.delNode=function(b){var c=this.parent(b);return this._children[b].keys().forEach(function(a){this.parent(a,c)},this),this._children[c].remove(b),delete this._parents[b],delete this._children[b],a.prototype.delNode.call(this,b)},b.prototype.copy=function(){var b=a.prototype.copy.call(this);return this.nodes().forEach(function(a){b.parent(a,this.parent(a))},this),b},b.prototype.filterNodes=function(b){function f(a){var b=c.parent(a);return b===null||d.hasNode(b)?(e[a]=b,b):b in e?e[b]:f(b)}var c=this,d=a.prototype.filterNodes.call(this,b),e={};return d.eachNode(function(a){d.parent(a,f(a))}),d},b}var d=a("cp-data").Set;b.exports=e},{"cp-data":5}],46:[function(a,b,c){function h(a){return Object.prototype.toString.call(a).slice(8,-1)}var d=a("../Graph"),e=a("../Digraph"),f=a("../CGraph"),g=a("../CDigraph");c.decode=function(a,b,c){c=c||e;if(h(a)!=="Array")throw new Error("nodes is not an Array");if(h(b)!=="Array")throw new Error("edges is not an Array");if(typeof c=="string")switch(c){case"graph":c=d;break;case"digraph":c=e;break;case"cgraph":c=f;break;case"cdigraph":c=g;break;default:throw new Error("Unrecognized graph type: "+c)}var i=new c;return a.forEach(function(a){i.addNode(a.id,a.value)}),i.parent&&a.forEach(function(a){a.children&&a.children.forEach(function(b){i.parent(b,a.id)})}),b.forEach(function(a){i.addEdge(a.id,a.u,a.v,a.value)}),i},c.encode=function(a){var b=[],c=[];a.eachNode(function(c,d){var e={id:c,value:d};if(a.children){var f=a.children(c);f.length&&(e.children=f)}b.push(e)}),a.eachEdge(function(a,b,d,e){c.push({id:a,u:b,v:d,value:e})});var h;if(a instanceof g)h="cdigraph";else if(a instanceof f)h="cgraph";else if(a instanceof e)h="digraph";else if(a instanceof d)h="graph";else throw new Error("Couldn't determine type of graph: "+a);return{nodes:b,edges:c,type:h}}},{"../CDigraph":30,"../CGraph":31,"../Digraph":32,"../Graph":33}],47:[function(a,b,c){var d=a("cp-data").Set;c.all=function(){return function(){return!0}},c.nodesFromList=function(a){var b=new d(a);return function(a){return b.has(a)}}},{"cp-data":5}],48:[function(a,b,c){var d=a("./Graph"),e=a("./Digraph");d.prototype.toDigraph=d.prototype.asDirected=function(){var a=new e;return this.eachNode(function(b,c){a.addNode(b,c)}),this.eachEdge(function(b,c,d,e){a.addEdge(null,c,d,e),a.addEdge(null,d,c,e)}),a},e.prototype.toGraph=e.prototype.asUndirected=function(){var a=new d;return this.eachNode(function(b,c){a.addNode(b,c)}),this.eachEdge(function(b,c,d,e){a.addEdge(b,c,d,e)}),a}},{"./Digraph":32,"./Graph":33}],49:[function(a,b,c){c.values=function(a){var b=Object.keys(a),c=b.length,d=new Array(c),e;for(e=0;e<c;++e)d[e]=a[b[e]];return d}},{}],50:[function(a,b,c){b.exports="0.7.4"},{}]},{},[1]);
\ No newline at end of file
diff --git a/public/js/runner/matchInfo.html b/public/js/runner/matchInfo.html
index 2c5e047..7b20a7e 100644
--- a/public/js/runner/matchInfo.html
+++ b/public/js/runner/matchInfo.html
@@ -8,8 +8,8 @@
<script src="../lib/jasmine-2.1.1/jasmine.js"></script>
<script src="../lib/jasmine-2.1.1/jasmine-html.js"></script>
<script src="../lib/jasmine-2.1.1/boot.js"></script>
- <script src="../lib/d3/d3.js"></script>
- <script src="../lib/d3/dagre-d3.js"></script>
+ <script src="../lib/dagre/dagre.min.js"></script>
+ <script src="../src/menu.js"></script>
<script src="../src/matchInfo.js"></script>
<script src="../spec/matchInfoSpec.js"></script>
</head>
diff --git a/public/js/spec/matchInfoSpec.js b/public/js/spec/matchInfoSpec.js
index c25a0c9..b228413 100644
--- a/public/js/spec/matchInfoSpec.js
+++ b/public/js/spec/matchInfoSpec.js
@@ -237,9 +237,6 @@
var tree = info.getTree();
expect(tree).toBeTruthy();
expect(tree.nodes()).toEqual(49);
-
- console.log(tree.element());
-
});
});
@@ -292,7 +289,7 @@
});
});
-xdescribe('KorAP.MatchTree', function () {
+describe('KorAP.MatchTree', function () {
it('should be rendered', function () {
var info = KorAP.MatchInfo.create(match, available);
@@ -302,7 +299,34 @@
};
var tree = info.getTree();
- tree.element();
+
+ var e = tree.element();
+ expect(e.nodeName).toEqual('svg');
+ expect(e.getElementsByTagName('g').length).toEqual(48);
+ });
+});
+
+describe('KorAP.MatchTreeItem', function () {
+ it('should be initializable', function () {
+ var mi = KorAP.MatchTreeItem.create(['cnx/c', 'cnx', 'c'])
+ expect(mi.element().firstChild.nodeValue).toEqual('cnx/c');
+ expect(mi.lcField()).toEqual(' cnx/c');
+ expect(mi.foundry()).toEqual('cnx');
+ expect(mi.layer()).toEqual('c');
+ });
+});
+
+describe('KorAP.MatchTreeMenu', function () {
+ it('should be initializable', function () {
+ var menu = KorAP.MatchTreeMenu.create([
+ ['cnx/c', 'cnx', 'c'],
+ ['xip/c', 'xip', 'c']
+ ]);
+
+ expect(menu.itemClass()).toEqual(KorAP.MatchTreeItem);
+ expect(menu.element().nodeName).toEqual('UL');
+ expect(menu.element().style.opacity).toEqual("0");
+ expect(menu.limit()).toEqual(6);
});
});
diff --git a/public/js/spec/menuSpec.js b/public/js/spec/menuSpec.js
index 08fea76..7419f83 100644
--- a/public/js/spec/menuSpec.js
+++ b/public/js/spec/menuSpec.js
@@ -154,6 +154,11 @@
expect(mi.lcField()).toEqual(' baum');
});
+ it('shouldn\'t have a reference to the menu', function () {
+ var menuItem = KorAP.OwnMenuItem.create(['Test']);
+ expect(menuItem.menu()).toBe(undefined);
+ });
+
it('should be activatable and deactivateable by class', function () {
var menuItem = KorAP.OwnMenuItem.create(['Test']);
@@ -376,6 +381,15 @@
expect(menu.item(menu.length() - 1).noMore()).toBe(true);
});
+ it('should have a reference to the menu', function () {
+ var menu = KorAP.HintMenu.create("cnx/", list);
+ expect(menu.item(0).menu()).toEqual(menu);
+
+ menu = KorAP.HintMenu.create("cnx/", list);
+ expect(menu.element().menu).toEqual(menu);
+ });
+
+
it('should be visible', function () {
var menu = KorAP.HintMenu.create("cnx/", list);
expect(menu.delete()).toBe(undefined);
@@ -1035,8 +1049,6 @@
});
- it('should be page downable', function () {
-
- });
+ xit('should be page downable');
xit('should be page upable');
});
diff --git a/public/js/src/matchInfo.js b/public/js/src/matchInfo.js
index 540a605..30bd7b5 100644
--- a/public/js/src/matchInfo.js
+++ b/public/js/src/matchInfo.js
@@ -3,27 +3,35 @@
*
* @author Nils Diewald
*/
+// require menu.js
/*
- - Scroll with a static left legend.
- - Highlight (at least mark as bold) the match
- - Scroll to match vertically per default
+ * - Scroll with a static left legend.
+ * - Highlight (at least mark as bold) the match
+ * - Scroll to match vertically per default
*/
var KorAP = KorAP || {};
(function (KorAP) {
"use strict";
+ var svgXmlns = "http://www.w3.org/2000/svg";
+
// Default log message
KorAP.log = KorAP.log || function (type, msg) {
console.log(type + ": " + msg);
};
+ // Localization values
+ var loc = (KorAP.Locale = KorAP.Locale || {} );
+ loc.ADDTREE = loc.ADDTREE || 'Add tree view';
+
KorAP._AvailableRE = new RegExp("^([^\/]+?)\/([^=]+?)(?:=(spans|rels|tokens))?$");
KorAP._TermRE = new RegExp("^(?:([^\/]+?)\/)?([^:]+?):(.+?)$");
KorAP._matchTerms = ["corpusID", "docID", "textID"];
// API requests
KorAP.API = KorAP.API || {};
+
// TODO: Make this async
KorAP.API.getMatchInfo = KorAP.API.getMatchInfo || function () { return {} };
@@ -41,6 +49,19 @@
return Object.create(KorAP.MatchInfo)._init(match, available);
},
+ /**
+ * Destroy this match information view.
+ */
+ destroy : function () {
+
+ // Remove circular reference
+ if (this._treeMenu !== undefined)
+ delete this._treeMenu["info"];
+
+ this._treeMenu.destroy();
+ this._treeMenu = undefined;
+ },
+
_init : function (match, available) {
this._match = KorAP.Match.create(match);
this._available = {
@@ -153,12 +174,124 @@
// Get snippet from match info
if (matchResponse["snippet"] !== undefined) {
- this._tree = KorAP.MatchTree.create(matchResponse["snippet"]);
- return this._tree;
+ // Todo: This should be cached somehow
+ return KorAP.MatchTree.create(matchResponse["snippet"]);
};
return null;
-
+ },
+
+ /**
+ * Add a new tree view to the list
+ */
+ addTree : function (foundry, layer) {
+ var treeObj = this.getTree(foundry, layer);
+
+ // Something went wrong - probably log!!!
+ if (treeObj === null)
+ return;
+
+ var matchtree = document.createElement('div');
+ matchtree.classList.add('matchtree');
+
+ var h6 = matchtree.appendChild(document.createElement('h6'));
+ h6.appendChild(document.createElement('span'))
+ .appendChild(document.createTextNode(foundry));
+ h6.appendChild(document.createElement('span'))
+ .appendChild(document.createTextNode(layer));
+
+ var tree = matchtree.appendChild(
+ document.createElement('div')
+ );
+ tree.appendChild(treeObj.element());
+ this._element.insertBefore(matchtree, this._element.lastChild);
+
+ var close = tree.appendChild(document.createElement('em'));
+ close.addEventListener(
+ 'click', function (e) {
+ matchtree.parentNode.removeChild(matchtree);
+ e.halt();
+ }
+ );
+
+ // Reposition the view to the center
+ // (This may in a future release be a reposition
+ // to move the root into the center or the actual
+ // match)
+ treeObj.center();
+ },
+
+ /**
+ * Create match information view.
+ */
+ element : function () {
+ if (this._element !== undefined)
+ return this._element;
+
+ // Create info table
+ var info = document.createElement('div');
+ info.classList.add('matchinfo');
+
+ // Append default table
+ var matchtable = document.createElement('div');
+ matchtable.classList.add('matchtable');
+ matchtable.appendChild(this.getTable().element());
+ info.appendChild(matchtable);
+
+ var spanLayers = this.getSpans().sort(
+ function (a, b) {
+ if (a.foundry < b.foundry) {
+ return -1;
+ }
+ else if (a.foundry > b.foundry) {
+ return 1;
+ }
+ else if (a.layer < b.layer) {
+ return -1;
+ }
+ else if (a.layer > b.layer) {
+ return 1;
+ };
+ return 0;
+ });
+
+ var menuList = [];
+
+ // Show tree views
+ for (var i = 0; i < spanLayers.length; i++) {
+ var span = spanLayers[i];
+
+ // Add foundry/layer to menu list
+ menuList.push([
+ span.foundry + '/' + span.layer,
+ span.foundry,
+ span.layer
+ ]);
+ };
+
+ // Create tree menu
+ var treemenu = this.treeMenu(menuList);
+ var span = info.appendChild(document.createElement('p'));
+ span.appendChild(document.createTextNode(loc.ADDTREE));
+
+ var treeElement = treemenu.element();
+ span.appendChild(treeElement);
+
+ span.addEventListener('click', function (e) {
+ treemenu.show('');
+ treemenu.focus();
+ });
+
+ this._element = info;
+
+ return info;
+ },
+
+ treeMenu : function (list) {
+ if (this._treeMenu !== undefined)
+ return this._treeMenu;
+
+ return this._treeMenu = KorAP.MatchTreeMenu.create(this, list);
}
};
@@ -332,6 +465,9 @@
* Get HTML table view of annotations.
*/
element : function () {
+ if (this._element !== undefined)
+ return this._element;
+
// First the legend table
var d = document;
var table = d.createElement('table');
@@ -401,14 +537,14 @@
};
};
- return table;
+ return this._element = table;
}
};
+
/**
- * Visualize span annotations as a tree.
+ * Visualize span annotations as a tree using Dagre.
*/
- // http://java-hackers.com/p/paralin/meteor-dagre-d3
KorAP.MatchTree = {
create : function (snippet) {
@@ -419,44 +555,47 @@
return this._next;
},
+ _addNode : function (id, obj) {
+ obj["width"] = 55;
+ obj["height"] = 20;
+ this._graph.setNode(id, obj)
+ },
+
+ _addEdge : function (src, target) {
+ this._graph.setEdge(src, target);
+ },
+
_init : function (snippet) {
this._next = new Number(0);
// Create html for traversal
var html = document.createElement("div");
html.innerHTML = snippet;
- this._graph = new dagreD3.Digraph();
+ var g = new dagre.graphlib.Graph({
+ "directed" : true
+ });
+ g.setGraph({
+ "nodesep" : 35,
+ "ranksep" : 15,
+ "marginx" : 40,
+ "marginy" : 10
+ });
+ g.setDefaultEdgeLabel({});
+
+ this._graph = g;
// This is a new root
- this._graph.addNode(
+ this._addNode(
this._next++,
- { "nodeclass" : "root" }
+ { "class" : "root" }
);
// Parse nodes from root
this._parse(0, html.childNodes);
// Root node has only one child - remove
- if (Object.keys(this._graph._outEdges[0]).length === 1)
- this._graph.delNode(0);
-
- // Initialize d3 renderer for dagre
- this._renderer = new dagreD3.Renderer();
- /*
- var oldDrawNodes = this._renderer.drawNodes();
- this._renderer.drawNodes(
- function (graph, root) {
- var svgNodes = oldDrawNodes(graph, root);
- svgNodes.each(
- function (u) {
- d3.select(this).classed(graph.node(u).nodeClass, true);
- }
- );
- }
- );
-*/
- // Disable pan and zoom
- this._renderer.zoom(false);
+ if (g.outEdges(0).length === 1)
+ g.removeNode(0);
html = undefined;
return this;
@@ -464,7 +603,7 @@
// Remove foundry and layer for labels
_clean : function (title) {
- return title.replace(KorAP._TermRE, RegExp.$1);
+ return title.replace(KorAP._TermRE, "$3");
},
// Parse the snippet
@@ -482,11 +621,11 @@
// Add child node
var id = this._next++;
- this._graph.addNode(id, {
- "nodeclass" : "middle",
+ this._addNode(id, {
+ "class" : "middle",
"label" : title
});
- this._graph.addEdge(null, parent, id);
+ this._addEdge(parent, id);
// Check for next level
if (c.hasChildNodes())
@@ -505,36 +644,180 @@
// Add child node
var id = this._next++;
- this._graph.addNode(id, {
- "nodeclass" : "leaf",
+ this._addNode(id, {
+ "class" : "leaf",
"label" : c.nodeValue
});
- this._graph.addEdge(null, parent, id);
+ this._addEdge(parent, id);
};
};
return this;
},
+ /**
+ * Center the viewport of the canvas
+ */
+ center : function () {
+ if (this._element === undefined)
+ return;
+
+ var treeDiv = this._element.parentNode;
+
+ var cWidth = parseFloat(window.getComputedStyle(this._element).width);
+ var treeWidth = parseFloat(window.getComputedStyle(treeDiv).width);
+ // Reposition:
+ if (cWidth > treeWidth) {
+ var scrollValue = (cWidth - treeWidth) / 2;
+ treeDiv.scrollLeft = scrollValue;
+ };
+ },
+
+ // Get element
element : function () {
- this._element = document.createElement('div');
- var svg = document.createElement('svg');
- this._element.appendChild(svg);
- var svgGroup = svg.appendChild(document.createElement('svg:g'));
+ if (this._element !== undefined)
+ return this._element;
- svgGroup = d3.select(svgGroup);
+ var g = this._graph;
- console.log(svgGroup);
- var layout = this._renderer.run(this._graph, svgGroup);
-/*
- var w = layout.graph().width;
- var h = layout.graph().height;
- this._element.setAttribute("width", w + 10);
- this._element.setAttribute("height", h + 10);
- svgGroup.attr("transform", "translate(5, 5)");
-*/
+ dagre.layout(g);
+
+ var canvas = document.createElementNS(svgXmlns, 'svg');
+ this._element = canvas;
+
+ canvas.setAttribute('height', g.graph().height);
+ canvas.setAttribute('width', g.graph().width);
+
+ // Create edges
+ g.edges().forEach(
+ function (e) {
+ var src = g.node(e.v);
+ var target = g.node(e.w);
+ var p = document.createElementNS(svgXmlns, 'path');
+ p.setAttributeNS(null, "d", _line(src, target));
+ p.classList.add('edge');
+ canvas.appendChild(p);
+ });
+
+ // Create nodes
+ g.nodes().forEach(
+ function (v) {
+ v = g.node(v);
+ var group = document.createElementNS(svgXmlns, 'g');
+ group.classList.add(v.class);
+
+ // Add node box
+ var rect = group.appendChild(document.createElementNS(svgXmlns, 'rect'));
+ rect.setAttributeNS(null, 'x', v.x - v.width / 2);
+ rect.setAttributeNS(null, 'y', v.y - v.height / 2);
+ rect.setAttributeNS(null, 'width', v.width);
+ rect.setAttributeNS(null, 'height', v.height);
+ rect.setAttributeNS(null, 'rx', 5);
+ rect.setAttributeNS(null, 'ry', 5);
+
+ // Add label
+ var text = group.appendChild(document.createElementNS(svgXmlns, 'text'));
+ text.setAttributeNS(null, 'x', v.x - v.width / 2);
+ text.setAttributeNS(null, 'y', v.y - v.height / 2);
+ text.setAttributeNS(
+ null,
+ 'transform',
+ 'translate(' + v.width/2 + ',' + ((v.height / 2) + 5) + ')'
+ );
+ var tspan = document.createElementNS(svgXmlns, 'tspan');
+ tspan.appendChild(document.createTextNode(v.label));
+ text.appendChild(tspan);
+ canvas.appendChild(group);
+ }
+ );
+
return this._element;
}
};
+ /**
+ * Menu item for tree view choice.
+ */
+ KorAP.MatchTreeItem = {
+ create : function (params) {
+ return Object.create(KorAP.MenuItem)
+ .upgradeTo(KorAP.MatchTreeItem)._init(params);
+ },
+ content : function (content) {
+ if (arguments.length === 1) {
+ this._content = content;
+ };
+ return this._content;
+ },
+
+ // The foundry attribute
+ foundry : function () {
+ return this._foundry;
+ },
+
+ // The layer attribute
+ layer : function () {
+ return this._layer;
+ },
+
+ // enter or click
+ onclick : function (e) {
+ var menu = this.menu();
+ menu.hide();
+ e.halt();
+ menu.info().addTree(this._foundry, this._layer);
+ },
+
+ _init : function (params) {
+ if (params[0] === undefined)
+ throw new Error("Missing parameters");
+
+ this._name = params[0];
+ this._foundry = params[1];
+ this._layer = params[2];
+ this._content = document.createTextNode(this._name);
+ this._lcField = ' ' + this.content().textContent.toLowerCase();
+ return this;
+ }
+ };
+
+
+ /**
+ * Menu to choose from for tree views.
+ */
+ KorAP.MatchTreeMenu = {
+ create : function (info, params) {
+ var obj = Object.create(KorAP.Menu)
+ .upgradeTo(KorAP.MatchTreeMenu)
+ ._init(KorAP.MatchTreeItem, undefined, params);
+ obj.limit(6);
+ obj._info = info;
+
+ // This is only domspecific
+ obj.element().addEventListener('blur', function (e) {
+ this.menu.hide();
+ });
+
+ return obj;
+ },
+ info :function () {
+ return this._info;
+ }
+ };
+
+
+ // Create path for node connections
+ function _line (src, target) {
+ var x1 = src.x,
+ y1 = src.y,
+ x2 = target.x,
+ y2 = target.y - target.height / 2;
+
+ // c 0,0 -10,0
+ return 'M ' + x1 + ',' + y1 + ' ' +
+ 'C ' + x1 + ',' + y1 + ' ' +
+ x2 + ',' + (y2 - (y2 - y1) / 2) + ' ' +
+ x2 + ',' + y2;
+ };
+
}(this.KorAP));
diff --git a/public/js/src/menu.js b/public/js/src/menu.js
index 8ccf740..a7271c5 100644
--- a/public/js/src/menu.js
+++ b/public/js/src/menu.js
@@ -40,6 +40,21 @@
return Object.create(KorAP.Menu)._init(params);
},
+ /**
+ * Destroy this menu
+ * (in case you don't trust the
+ * mark and sweep GC)!
+ */
+ destroy : function () {
+ if (this._element != undefined)
+ delete this._element["menu"];
+
+ for (var i = 0; i < this._items.length; i++) {
+ delete this._items[i]["_menu"];
+ };
+
+ },
+
focus : function () {
this._element.focus();
},
@@ -96,11 +111,11 @@
// Click on prefix
if (this._prefix.active())
- this._prefix.onclick();
+ this._prefix.onclick(e);
// Click on item
else
- this.liveItem(this._position).onclick();
+ this.liveItem(this._position).onclick(e);
e.halt();
break;
case 8: // 'Backspace'
@@ -139,6 +154,9 @@
e.setAttribute('class', 'menu');
e.appendChild(this._prefix.element());
+ // This has to be cleaned up later on
+ e["menu"] = this;
+
// Arrow keys
e.addEventListener(
'keypress',
@@ -165,6 +183,10 @@
// Initialize item list based on parameters
for (i in params) {
var obj = itemClass.create(params[i]);
+
+ // This may become circular
+ obj["_menu"] = this;
+
this._items.push(obj);
};
this._limit = KorAP.menuLimit;
@@ -252,10 +274,7 @@
this.active = false;
this.delete();
this._element.style.opacity = 0;
-
-/*
- this._element.blur();
-*/
+ /* this._element.blur(); */
},
// Initialize the list
@@ -827,6 +846,13 @@
return this;
},
+
+ /**
+ * Return menu list.
+ */
+ menu : function () {
+ return this._menu;
+ }
};
KorAP.MenuPrefix = {
@@ -890,7 +916,7 @@
this._string += string;
this._update();
},
- onclick : function () {},
+ onclick : function (e) {},
backspace : function () {
if (this._string.length > 1) {
this._string = this._string.substring(
diff --git a/public/js/src/vc.js b/public/js/src/vc.js
index fa63457..2c8ad01 100644
--- a/public/js/src/vc.js
+++ b/public/js/src/vc.js
@@ -14,6 +14,8 @@
TODO: Implement a working localization solution!
TODO: Disable "and" or "or" in case it's followed
by an unspecified document
+ TODO: Implement "persistance"-Option,
+ injecting the current creation date stamp
Error codes:
701: "JSON-LD group has no @type attribute"