glm
Version:
Generalized Linear Models
1,849 lines (1,659 loc) • 255 kB
JavaScript
(function(){if (!Date.now) Date.now = function() {
return +new Date;
};
try {
document.createElement("div").style.setProperty("opacity", 0, "");
} catch (error) {
var d3_style_prototype = CSSStyleDeclaration.prototype,
d3_style_setProperty = d3_style_prototype.setProperty;
d3_style_prototype.setProperty = function(name, value, priority) {
d3_style_setProperty.call(this, name, value + "", priority);
};
}
d3 = {version: "2.9.2"}; // semver
function d3_class(ctor, properties) {
try {
for (var key in properties) {
Object.defineProperty(ctor.prototype, key, {
value: properties[key],
enumerable: false
});
}
} catch (e) {
ctor.prototype = properties;
}
}
var d3_array = d3_arraySlice; // conversion for NodeLists
function d3_arrayCopy(pseudoarray) {
var i = -1, n = pseudoarray.length, array = [];
while (++i < n) array.push(pseudoarray[i]);
return array;
}
function d3_arraySlice(pseudoarray) {
return Array.prototype.slice.call(pseudoarray);
}
try {
d3_array(document.documentElement.childNodes)[0].nodeType;
} catch(e) {
d3_array = d3_arrayCopy;
}
var d3_arraySubclass = [].__proto__?
// Until ECMAScript supports array subclassing, prototype injection works well.
function(array, prototype) {
array.__proto__ = prototype;
}:
// And if your browser doesn't support __proto__, we'll use direct extension.
function(array, prototype) {
for (var property in prototype) array[property] = prototype[property];
};
d3.map = function(object) {
var map = new d3_Map;
for (var key in object) map.set(key, object[key]);
return map;
};
function d3_Map() {}
d3_class(d3_Map, {
has: function(key) {
return d3_map_prefix + key in this;
},
get: function(key) {
return this[d3_map_prefix + key];
},
set: function(key, value) {
return this[d3_map_prefix + key] = value;
},
remove: function(key) {
key = d3_map_prefix + key;
return key in this && delete this[key];
},
keys: function() {
var keys = [];
this.forEach(function(key) { keys.push(key); });
return keys;
},
values: function() {
var values = [];
this.forEach(function(key, value) { values.push(value); });
return values;
},
entries: function() {
var entries = [];
this.forEach(function(key, value) { entries.push({key: key, value: value}); });
return entries;
},
forEach: function(f) {
for (var key in this) {
if (key.charCodeAt(0) === d3_map_prefixCode) {
f.call(this, key.substring(1), this[key]);
}
}
}
});
var d3_map_prefix = "\0", // prevent collision with built-ins
d3_map_prefixCode = d3_map_prefix.charCodeAt(0);
function d3_identity(d) {
return d;
}
function d3_this() {
return this;
}
function d3_true() {
return true;
}
function d3_functor(v) {
return typeof v === "function" ? v : function() { return v; };
}
d3.functor = d3_functor;
// Copies a variable number of methods from source to target.
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;
};
// Method is assumed to be a standard D3 getter-setter:
// If passed with no arguments, gets the value.
// If passed with arguments, sets the value and returns the target.
function d3_rebind(target, source, method) {
return function() {
var value = method.apply(source, arguments);
return arguments.length ? target : value;
};
}
d3.ascending = function(a, b) {
return a < b ? -1 : a > b ? 1 : a >= b ? 0 : NaN;
};
d3.descending = function(a, b) {
return b < a ? -1 : b > a ? 1 : b >= a ? 0 : NaN;
};
d3.mean = function(array, f) {
var n = array.length,
a,
m = 0,
i = -1,
j = 0;
if (arguments.length === 1) {
while (++i < n) if (d3_number(a = array[i])) m += (a - m) / ++j;
} else {
while (++i < n) if (d3_number(a = f.call(array, array[i], i))) m += (a - m) / ++j;
}
return j ? m : undefined;
};
d3.median = function(array, f) {
if (arguments.length > 1) array = array.map(f);
array = array.filter(d3_number);
return array.length ? d3.quantile(array.sort(d3.ascending), .5) : undefined;
};
d3.min = function(array, f) {
var i = -1,
n = array.length,
a,
b;
if (arguments.length === 1) {
while (++i < n && ((a = array[i]) == null || a != a)) a = undefined;
while (++i < n) if ((b = array[i]) != null && a > b) a = b;
} else {
while (++i < n && ((a = f.call(array, array[i], i)) == null || a != a)) a = undefined;
while (++i < n) if ((b = f.call(array, array[i], i)) != null && 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 && ((a = array[i]) == null || a != a)) a = undefined;
while (++i < n) if ((b = array[i]) != null && b > a) a = b;
} else {
while (++i < n && ((a = f.call(array, array[i], i)) == null || a != a)) a = undefined;
while (++i < n) if ((b = f.call(array, array[i], i)) != null && b > 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 && ((a = c = array[i]) == null || a != a)) a = c = undefined;
while (++i < n) if ((b = array[i]) != null) {
if (a > b) a = b;
if (c < b) c = b;
}
} else {
while (++i < n && ((a = c = f.call(array, array[i], i)) == null || a != a)) a = undefined;
while (++i < n) if ((b = f.call(array, array[i], i)) != null) {
if (a > b) a = b;
if (c < b) c = b;
}
}
return [a, c];
};
d3.random = {
normal: function(mean, deviation) {
if (arguments.length < 2) deviation = 1;
if (arguments.length < 1) mean = 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 mean + deviation * x * Math.sqrt(-2 * Math.log(r) / r);
};
}
};
function d3_number(x) {
return x != null && !isNaN(x);
}
d3.sum = function(array, f) {
var s = 0,
n = array.length,
a,
i = -1;
if (arguments.length === 1) {
while (++i < n) if (!isNaN(a = +array[i])) s += a;
} else {
while (++i < n) if (!isNaN(a = +f.call(array, array[i], i))) s += a;
}
return s;
};
// R-7 per <http://en.wikipedia.org/wiki/Quantile>
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.transpose = function(matrix) {
return d3.zip.apply(d3, matrix);
};
d3.zip = function() {
if (!(n = arguments.length)) return [];
for (var i = -1, m = d3.min(arguments, d3_zipLength), zips = new Array(m); ++i < m;) {
for (var j = -1, n, zip = zips[i] = new Array(n); ++j < n;) {
zip[j] = arguments[j][i];
}
}
return zips;
};
function d3_zipLength(d) {
return d.length;
}
d3.bisector = function(f) {
return {
left: function(a, x, lo, hi) {
if (arguments.length < 3) lo = 0;
if (arguments.length < 4) hi = a.length;
while (lo < hi) {
var mid = lo + hi >> 1;
if (f.call(a, a[mid], mid) < x) lo = mid + 1;
else hi = mid;
}
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 (x < f.call(a, a[mid], mid)) hi = mid;
else lo = mid + 1;
}
return lo;
}
};
};
var d3_bisector = d3.bisector(function(d) { return d; });
d3.bisectLeft = d3_bisector.left;
d3.bisect = d3.bisectRight = d3_bisector.right;
d3.first = function(array, f) {
var i = 0,
n = array.length,
a = array[0],
b;
if (arguments.length === 1) f = d3.ascending;
while (++i < n) {
if (f.call(array, a, b = array[i]) > 0) {
a = b;
}
}
return a;
};
d3.last = function(array, f) {
var i = 0,
n = array.length,
a = array[0],
b;
if (arguments.length === 1) f = d3.ascending;
while (++i < n) {
if (f.call(array, a, b = array[i]) <= 0) {
a = b;
}
}
return a;
};
d3.nest = function() {
var nest = {},
keys = [],
sortKeys = [],
sortValues,
rollup;
function map(array, depth) {
if (depth >= keys.length) return rollup
? rollup.call(nest, array) : (sortValues
? array.sort(sortValues)
: array);
var i = -1,
n = array.length,
key = keys[depth++],
keyValue,
object,
valuesByKey = new d3_Map,
values,
o = {};
while (++i < n) {
if (values = valuesByKey.get(keyValue = key(object = array[i]))) {
values.push(object);
} else {
valuesByKey.set(keyValue, [object]);
}
}
valuesByKey.forEach(function(keyValue) {
o[keyValue] = map(valuesByKey.get(keyValue), depth);
});
return o;
}
function entries(map, depth) {
if (depth >= keys.length) return map;
var a = [],
sortKey = sortKeys[depth++],
key;
for (key in map) {
a.push({key: key, values: entries(map[key], depth)});
}
if (sortKey) a.sort(function(a, b) {
return sortKey(a.key, b.key);
});
return a;
}
nest.map = function(array) {
return map(array, 0);
};
nest.entries = function(array) {
return entries(map(array, 0), 0);
};
nest.key = function(d) {
keys.push(d);
return nest;
};
// Specifies the order for the most-recently specified key.
// Note: only applies to entries. Map keys are unordered!
nest.sortKeys = function(order) {
sortKeys[keys.length - 1] = order;
return nest;
};
// Specifies the order for leaf values.
// Applies to both maps and entries array.
nest.sortValues = function(order) {
sortValues = order;
return nest;
};
nest.rollup = function(f) {
rollup = f;
return nest;
};
return nest;
};
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.permute = function(array, indexes) {
var permutes = [],
i = -1,
n = indexes.length;
while (++i < n) permutes[i] = array[indexes[i]];
return permutes;
};
d3.merge = function(arrays) {
return Array.prototype.concat.apply([], arrays);
};
d3.split = function(array, f) {
var arrays = [],
values = [],
value,
i = -1,
n = array.length;
if (arguments.length < 2) f = d3_splitter;
while (++i < n) {
if (f.call(values, value = array[i], i)) {
values = [];
} else {
if (!values.length) arrays.push(values);
values.push(value);
}
}
return arrays;
};
function d3_splitter(d) {
return d == null;
}
function d3_collapse(s) {
return s.replace(/(^\s+)|(\s+$)/g, "").replace(/\s+/g, " ");
}
d3.range = function(start, stop, step) {
if (arguments.length < 3) {
step = 1;
if (arguments.length < 2) {
stop = start;
start = 0;
}
}
if ((stop - start) / step === Infinity) throw new Error("infinite range");
var range = [],
k = d3_range_integerScale(Math.abs(step)),
i = -1,
j;
start *= k, stop *= k, step *= k;
if (step < 0) while ((j = start + step * ++i) > stop) range.push(j / k);
else while ((j = start + step * ++i) < stop) range.push(j / k);
return range;
};
function d3_range_integerScale(x) {
var k = 1;
while (x * k % 1) k *= 10;
return k;
}
d3.requote = function(s) {
return s.replace(d3_requote_re, "\\$&");
};
var d3_requote_re = /[\\\^\$\*\+\?\|\[\]\(\)\.\{\}]/g;
d3.round = function(x, n) {
return n
? Math.round(x * (n = Math.pow(10, n))) / n
: Math.round(x);
};
d3.xhr = function(url, mime, callback) {
var req = new XMLHttpRequest;
if (arguments.length < 3) callback = mime, mime = null;
else if (mime && req.overrideMimeType) req.overrideMimeType(mime);
req.open("GET", url, true);
if (mime) req.setRequestHeader("Accept", mime);
req.onreadystatechange = function() {
if (req.readyState === 4) {
var s = req.status;
callback(s >= 200 && s < 300 || s === 304 ? req : null);
}
};
req.send(null);
};
d3.text = function(url, mime, callback) {
function ready(req) {
callback(req && req.responseText);
}
if (arguments.length < 3) {
callback = mime;
mime = null;
}
d3.xhr(url, mime, ready);
};
d3.json = function(url, callback) {
d3.text(url, "application/json", function(text) {
callback(text ? JSON.parse(text) : null);
});
};
d3.html = function(url, callback) {
d3.text(url, "text/html", function(text) {
if (text != null) { // Treat empty string as valid HTML.
var range = document.createRange();
range.selectNode(document.body);
text = range.createContextualFragment(text);
}
callback(text);
});
};
d3.xml = function(url, mime, callback) {
function ready(req) {
callback(req && req.responseXML);
}
if (arguments.length < 3) {
callback = mime;
mime = null;
}
d3.xhr(url, mime, ready);
};
var d3_nsPrefix = {
svg: "http://www.w3.org/2000/svg",
xhtml: "http://www.w3.org/1999/xhtml",
xlink: "http://www.w3.org/1999/xlink",
xml: "http://www.w3.org/XML/1998/namespace",
xmlns: "http://www.w3.org/2000/xmlns/"
};
d3.ns = {
prefix: d3_nsPrefix,
qualify: function(name) {
var i = name.indexOf(":"),
prefix = name;
if (i >= 0) {
prefix = name.substring(0, i);
name = name.substring(i + 1);
}
return d3_nsPrefix.hasOwnProperty(prefix)
? {space: d3_nsPrefix[prefix], local: name}
: name;
}
};
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 = "";
// Extract optional namespace, e.g., "click.foo"
if (i > 0) {
name = type.substring(i + 1);
type = type.substring(0, i);
}
return arguments.length < 2
? this[type].on(name)
: this[type].on(name, listener);
};
function d3_dispatch_event(dispatch) {
var listeners = [],
listenerByName = new d3_Map;
function event() {
var z = listeners, // defensive reference
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;
// return the current listener, if any
if (arguments.length < 2) return l && l.on;
// remove the old listener, if any (with copy-on-write)
if (l) {
l.on = null;
listeners = listeners.slice(0, i = listeners.indexOf(l)).concat(listeners.slice(i + 1));
listenerByName.remove(name);
}
// add the new listener, if any
if (listener) listeners.push(listenerByName.set(name, {on: listener}));
return dispatch;
};
return event;
}
// TODO align
d3.format = function(specifier) {
var match = d3_format_re.exec(specifier),
fill = match[1] || " ",
sign = match[3] || "",
zfill = match[5],
width = +match[6],
comma = match[7],
precision = match[8],
type = match[9],
scale = 1,
suffix = "",
integer = false;
if (precision) precision = +precision.substring(1);
if (zfill) {
fill = "0"; // TODO align = "=";
if (comma) width -= Math.floor((width - 1) / 4);
}
switch (type) {
case "n": comma = true; type = "g"; break;
case "%": scale = 100; suffix = "%"; type = "f"; break;
case "p": scale = 100; suffix = "%"; type = "r"; break;
case "d": integer = true; precision = 0; break;
case "s": scale = -1; type = "r"; break;
}
// If no precision is specified for r, fallback to general notation.
if (type == "r" && !precision) type = "g";
type = d3_format_types.get(type) || d3_format_typeDefault;
return function(value) {
// Return the empty string for floats formatted as ints.
if (integer && (value % 1)) return "";
// Convert negative to positive, and record the sign prefix.
var negative = (value < 0) && (value = -value) ? "\u2212" : sign;
// Apply the scale, computing it from the value's exponent for si format.
if (scale < 0) {
var prefix = d3.formatPrefix(value, precision);
value = prefix.scale(value);
suffix = prefix.symbol;
} else {
value *= scale;
}
// Convert to the desired precision.
value = type(value, precision);
// If the fill character is 0, the sign and group is applied after the fill.
if (zfill) {
var length = value.length + negative.length;
if (length < width) value = new Array(width - length + 1).join(fill) + value;
if (comma) value = d3_format_group(value);
value = negative + value;
}
// Otherwise (e.g., space-filling), the sign and group is applied before.
else {
if (comma) value = d3_format_group(value);
value = negative + value;
var length = value.length;
if (length < width) value = new Array(width - length + 1).join(fill) + value;
}
return value + suffix;
};
};
// [[fill]align][sign][#][0][width][,][.precision][type]
var d3_format_re = /(?:([^{])?([<>=^]))?([+\- ])?(#)?(0)?([0-9]+)?(,)?(\.[0-9]+)?([a-zA-Z%])?/;
var d3_format_types = d3.map({
g: function(x, p) { return x.toPrecision(p); },
e: function(x, p) { return x.toExponential(p); },
f: function(x, p) { return x.toFixed(p); },
r: function(x, p) { return d3.round(x, p = d3_format_precision(x, p)).toFixed(Math.max(0, Math.min(20, p))); }
});
function d3_format_precision(x, p) {
return p - (x ? 1 + Math.floor(Math.log(x + Math.pow(10, 1 + Math.floor(Math.log(x) / Math.LN10) - p)) / Math.LN10) : 1);
}
function d3_format_typeDefault(x) {
return x + "";
}
// Apply comma grouping for thousands.
function d3_format_group(value) {
var i = value.lastIndexOf("."),
f = i >= 0 ? value.substring(i) : (i = value.length, ""),
t = [];
while (i > 0) t.push(value.substring(i -= 3, i + 3));
return t.reverse().join(",") + f;
}
var d3_formatPrefixes = ["y","z","a","f","p","n","μ","m","","k","M","G","T","P","E","Z","Y"].map(d3_formatPrefix);
d3.formatPrefix = function(value, precision) {
var i = 0;
if (value) {
if (value < 0) value *= -1;
if (precision) value = d3.round(value, d3_format_precision(value, precision));
i = 1 + Math.floor(1e-12 + Math.log(value) / Math.LN10);
i = Math.max(-24, Math.min(24, Math.floor((i <= 0 ? i + 1 : i - 1) / 3) * 3));
}
return d3_formatPrefixes[8 + i / 3];
};
function d3_formatPrefix(d, i) {
var k = Math.pow(10, Math.abs(8 - i) * 3);
return {
scale: i > 8 ? function(d) { return d / k; } : function(d) { return d * k; },
symbol: d
};
}
/*
* TERMS OF USE - EASING EQUATIONS
*
* Open source under the BSD License.
*
* Copyright 2001 Robert Penner
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* - Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* - Neither the name of the author nor the names of contributors may be used to
* endorse or promote products derived from this software without specific
* prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
var d3_ease_quad = d3_ease_poly(2),
d3_ease_cubic = d3_ease_poly(3),
d3_ease_default = function() { return d3_ease_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_ease_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.substring(0, i) : name,
m = i >= 0 ? name.substring(i + 1) : "in";
t = d3_ease.get(t) || d3_ease_default;
m = d3_ease_mode.get(m) || d3_ease_identity;
return d3_ease_clamp(m(t.apply(null, Array.prototype.slice.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_identity(t) {
return t;
}
function d3_ease_poly(e) {
return function(t) {
return Math.pow(t, e);
};
}
function d3_ease_sin(t) {
return 1 - Math.cos(t * Math.PI / 2);
}
function d3_ease_exp(t) {
return Math.pow(2, 10 * (t - 1));
}
function d3_ease_circle(t) {
return 1 - Math.sqrt(1 - t * t);
}
function d3_ease_elastic(a, p) {
var s;
if (arguments.length < 2) p = 0.45;
if (arguments.length < 1) { a = 1; s = p / 4; }
else s = p / (2 * Math.PI) * Math.asin(1 / a);
return function(t) {
return 1 + a * Math.pow(2, 10 * -t) * Math.sin((t - s) * 2 * Math.PI / 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.event = null;
function d3_eventCancel() {
d3.event.stopPropagation();
d3.event.preventDefault();
}
function d3_eventSource() {
var e = d3.event, s;
while (s = e.sourceEvent) e = s;
return e;
}
// Like d3.dispatch, but for custom events abstracting native UI events. These
// events have a target component (such as a brush), a target element (such as
// the svg:g element containing the brush) and the standard arguments `d` (the
// target element's data) and `i` (the selection index of the target element).
function d3_eventDispatch(target) {
var dispatch = new d3_dispatch,
i = 0,
n = arguments.length;
while (++i < n) dispatch[arguments[i]] = d3_dispatch_event(dispatch);
// Creates a dispatch context for the specified `thiz` (typically, the target
// DOM element that received the source event) and `argumentz` (typically, the
// data `d` and index `i` of the target element). The returned function can be
// used to dispatch an event to any registered listeners; the function takes a
// single argument as input, being the event to dispatch. The event must have
// a "type" attribute which corresponds to a type registered in the
// constructor. This context will automatically populate the "sourceEvent" and
// "target" attributes of the event, as well as setting the `d3.event` global
// for the duration of the notification.
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.interpolate = function(a, b) {
var i = d3.interpolators.length, f;
while (--i >= 0 && !(f = d3.interpolators[i](a, b)));
return f;
};
d3.interpolateNumber = function(a, b) {
b -= a;
return function(t) { return a + b * t; };
};
d3.interpolateRound = function(a, b) {
b -= a;
return function(t) { return Math.round(a + b * t); };
};
d3.interpolateString = function(a, b) {
var m, // current match
i, // current index
j, // current index (for coallescing)
s0 = 0, // start index of current string prefix
s1 = 0, // end index of current string prefix
s = [], // string constants and placeholders
q = [], // number interpolators
n, // q.length
o;
// Reset our regular expression!
d3_interpolate_number.lastIndex = 0;
// Find all numbers in b.
for (i = 0; m = d3_interpolate_number.exec(b); ++i) {
if (m.index) s.push(b.substring(s0, s1 = m.index));
q.push({i: s.length, x: m[0]});
s.push(null);
s0 = d3_interpolate_number.lastIndex;
}
if (s0 < b.length) s.push(b.substring(s0));
// Find all numbers in a.
for (i = 0, n = q.length; (m = d3_interpolate_number.exec(a)) && i < n; ++i) {
o = q[i];
if (o.x == m[0]) { // The numbers match, so coallesce.
if (o.i) {
if (s[o.i + 1] == null) { // This match is followed by another number.
s[o.i - 1] += o.x;
s.splice(o.i, 1);
for (j = i + 1; j < n; ++j) q[j].i--;
} else { // This match is followed by a string, so coallesce twice.
s[o.i - 1] += o.x + s[o.i + 1];
s.splice(o.i, 2);
for (j = i + 1; j < n; ++j) q[j].i -= 2;
}
} else {
if (s[o.i + 1] == null) { // This match is followed by another number.
s[o.i] = o.x;
} else { // This match is followed by a string, so coallesce twice.
s[o.i] = o.x + s[o.i + 1];
s.splice(o.i + 1, 1);
for (j = i + 1; j < n; ++j) q[j].i--;
}
}
q.splice(i, 1);
n--;
i--;
} else {
o.x = d3.interpolateNumber(parseFloat(m[0]), parseFloat(o.x));
}
}
// Remove any numbers in b not found in a.
while (i < n) {
o = q.pop();
if (s[o.i + 1] == null) { // This match is followed by another number.
s[o.i] = o.x;
} else { // This match is followed by a string, so coallesce twice.
s[o.i] = o.x + s[o.i + 1];
s.splice(o.i + 1, 1);
}
n--;
}
// Special optimization for only a single match.
if (s.length === 1) {
return s[0] == null ? q[0].x : function() { return b; };
}
// Otherwise, interpolate each of the numbers and rejoin the string.
return function(t) {
for (i = 0; i < n; ++i) s[(o = q[i]).i] = o.x(t);
return s.join("");
};
};
d3.interpolateTransform = function(a, b) {
var s = [], // string constants and placeholders
q = [], // number interpolators
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) {
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("");
};
};
d3.interpolateRgb = function(a, b) {
a = d3.rgb(a);
b = d3.rgb(b);
var ar = a.r,
ag = a.g,
ab = a.b,
br = b.r - ar,
bg = b.g - ag,
bb = b.b - ab;
return function(t) {
return "#"
+ d3_rgb_hex(Math.round(ar + br * t))
+ d3_rgb_hex(Math.round(ag + bg * t))
+ d3_rgb_hex(Math.round(ab + bb * t));
};
};
// interpolates HSL space, but outputs RGB string (for compatibility)
d3.interpolateHsl = function(a, b) {
a = d3.hsl(a);
b = d3.hsl(b);
var h0 = a.h,
s0 = a.s,
l0 = a.l,
h1 = b.h - h0,
s1 = b.s - s0,
l1 = b.l - l0;
return function(t) {
return d3_hsl_rgb(h0 + h1 * t, s0 + s1 * t, l0 + l1 * t).toString();
};
};
d3.interpolateArray = function(a, b) {
var x = [],
c = [],
na = a.length,
nb = b.length,
n0 = Math.min(a.length, b.length),
i;
for (i = 0; i < n0; ++i) x.push(d3.interpolate(a[i], b[i]));
for (; i < na; ++i) c[i] = a[i];
for (; i < nb; ++i) c[i] = b[i];
return function(t) {
for (i = 0; i < n0; ++i) c[i] = x[i](t);
return c;
};
};
d3.interpolateObject = function(a, b) {
var i = {},
c = {},
k;
for (k in a) {
if (k in b) {
i[k] = d3_interpolateByName(k)(a[k], b[k]);
} 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;
};
}
var d3_interpolate_number = /[-+]?(?:\d+\.?\d*|\.?\d+)(?:[eE][-+]?\d+)?/g;
function d3_interpolateByName(n) {
return n == "transform"
? d3.interpolateTransform
: d3.interpolate;
}
d3.interpolators = [
d3.interpolateObject,
function(a, b) { return (b instanceof Array) && d3.interpolateArray(a, b); },
function(a, b) { return (typeof a === "string" || typeof b === "string") && d3.interpolateString(a + "", b + ""); },
function(a, b) { return (typeof b === "string" ? d3_rgb_names.has(b) || /^(#|rgb\(|hsl\()/.test(b) : b instanceof d3_Rgb || b instanceof d3_Hsl) && d3.interpolateRgb(a, b); },
function(a, b) { return !isNaN(a = +a) && !isNaN(b = +b) && d3.interpolateNumber(a, b); }
];
function d3_uninterpolateNumber(a, b) {
b = b - (a = +a) ? 1 / (b - a) : 0;
return function(x) { return (x - a) * b; };
}
function d3_uninterpolateClamp(a, b) {
b = b - (a = +a) ? 1 / (b - a) : 0;
return function(x) { return Math.max(0, Math.min(1, (x - a) * b)); };
}
d3.rgb = function(r, g, b) {
return arguments.length === 1
? (r instanceof d3_Rgb ? d3_rgb(r.r, r.g, r.b)
: d3_rgb_parse("" + r, d3_rgb, d3_hsl_rgb))
: d3_rgb(~~r, ~~g, ~~b);
};
function d3_rgb(r, g, b) {
return new d3_Rgb(r, g, b);
}
function d3_Rgb(r, g, b) {
this.r = r;
this.g = g;
this.b = b;
}
d3_Rgb.prototype.brighter = function(k) {
k = Math.pow(0.7, arguments.length ? k : 1);
var r = this.r,
g = this.g,
b = this.b,
i = 30;
if (!r && !g && !b) return d3_rgb(i, i, i);
if (r && r < i) r = i;
if (g && g < i) g = i;
if (b && b < i) b = i;
return d3_rgb(
Math.min(255, Math.floor(r / k)),
Math.min(255, Math.floor(g / k)),
Math.min(255, Math.floor(b / k)));
};
d3_Rgb.prototype.darker = function(k) {
k = Math.pow(0.7, arguments.length ? k : 1);
return d3_rgb(
Math.floor(k * this.r),
Math.floor(k * this.g),
Math.floor(k * this.b));
};
d3_Rgb.prototype.hsl = function() {
return d3_rgb_hsl(this.r, this.g, this.b);
};
d3_Rgb.prototype.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 < 0x10
? "0" + Math.max(0, v).toString(16)
: Math.min(255, v).toString(16);
}
function d3_rgb_parse(format, rgb, hsl) {
var r = 0, // red channel; int in [0, 255]
g = 0, // green channel; int in [0, 255]
b = 0, // blue channel; int in [0, 255]
m1, // CSS color specification match
m2, // CSS color specification type (e.g., rgb)
name;
/* Handle hsl, rgb. */
m1 = /([a-z]+)\((.*)\)/i.exec(format);
if (m1) {
m2 = m1[2].split(",");
switch (m1[1]) {
case "hsl": {
return hsl(
parseFloat(m2[0]), // degrees
parseFloat(m2[1]) / 100, // percentage
parseFloat(m2[2]) / 100 // percentage
);
}
case "rgb": {
return rgb(
d3_rgb_parseNumber(m2[0]),
d3_rgb_parseNumber(m2[1]),
d3_rgb_parseNumber(m2[2])
);
}
}
}
/* Named colors. */
if (name = d3_rgb_names.get(format)) return rgb(name.r, name.g, name.b);
/* Hexadecimal colors: #rgb and #rrggbb. */
if (format != null && format.charAt(0) === "#") {
if (format.length === 4) {
r = format.charAt(1); r += r;
g = format.charAt(2); g += g;
b = format.charAt(3); b += b;
} else if (format.length === 7) {
r = format.substring(1, 3);
g = format.substring(3, 5);
b = format.substring(5, 7);
}
r = parseInt(r, 16);
g = parseInt(g, 16);
b = parseInt(b, 16);
}
return rgb(r, g, b);
}
function d3_rgb_hsl(r, g, b) {
var min = Math.min(r /= 255, g /= 255, b /= 255),
max = Math.max(r, g, b),
d = max - min,
h,
s,
l = (max + min) / 2;
if (d) {
s = l < .5 ? d / (max + min) : d / (2 - max - min);
if (r == max) h = (g - b) / d + (g < b ? 6 : 0);
else if (g == max) h = (b - r) / d + 2;
else h = (r - g) / d + 4;
h *= 60;
} else {
s = h = 0;
}
return d3_hsl(h, s, l);
}
function d3_rgb_parseNumber(c) { // either integer or percentage
var f = parseFloat(c);
return c.charAt(c.length - 1) === "%" ? Math.round(f * 2.55) : f;
}
var d3_rgb_names = d3.map({
aliceblue: "#f0f8ff",
antiquewhite: "#faebd7",
aqua: "#00ffff",
aquamarine: "#7fffd4",
azure: "#f0ffff",
beige: "#f5f5dc",
bisque: "#ffe4c4",
black: "#000000",
blanchedalmond: "#ffebcd",
blue: "#0000ff",
blueviolet: "#8a2be2",
brown: "#a52a2a",
burlywood: "#deb887",
cadetblue: "#5f9ea0",
chartreuse: "#7fff00",
chocolate: "#d2691e",
coral: "#ff7f50",
cornflowerblue: "#6495ed",
cornsilk: "#fff8dc",
crimson: "#dc143c",
cyan: "#00ffff",
darkblue: "#00008b",
darkcyan: "#008b8b",
darkgoldenrod: "#b8860b",
darkgray: "#a9a9a9",
darkgreen: "#006400",
darkgrey: "#a9a9a9",
darkkhaki: "#bdb76b",
darkmagenta: "#8b008b",
darkolivegreen: "#556b2f",
darkorange: "#ff8c00",
darkorchid: "#9932cc",
darkred: "#8b0000",
darksalmon: "#e9967a",
darkseagreen: "#8fbc8f",
darkslateblue: "#483d8b",
darkslategray: "#2f4f4f",
darkslategrey: "#2f4f4f",
darkturquoise: "#00ced1",
darkviolet: "#9400d3",
deeppink: "#ff1493",
deepskyblue: "#00bfff",
dimgray: "#696969",
dimgrey: "#696969",
dodgerblue: "#1e90ff",
firebrick: "#b22222",
floralwhite: "#fffaf0",
forestgreen: "#228b22",
fuchsia: "#ff00ff",
gainsboro: "#dcdcdc",
ghostwhite: "#f8f8ff",
gold: "#ffd700",
goldenrod: "#daa520",
gray: "#808080",
green: "#008000",
greenyellow: "#adff2f",
grey: "#808080",
honeydew: "#f0fff0",
hotpink: "#ff69b4",
indianred: "#cd5c5c",
indigo: "#4b0082",
ivory: "#fffff0",
khaki: "#f0e68c",
lavender: "#e6e6fa",
lavenderblush: "#fff0f5",
lawngreen: "#7cfc00",
lemonchiffon: "#fffacd",
lightblue: "#add8e6",
lightcoral: "#f08080",
lightcyan: "#e0ffff",
lightgoldenrodyellow: "#fafad2",
lightgray: "#d3d3d3",
lightgreen: "#90ee90",
lightgrey: "#d3d3d3",
lightpink: "#ffb6c1",
lightsalmon: "#ffa07a",
lightseagreen: "#20b2aa",
lightskyblue: "#87cefa",
lightslategray: "#778899",
lightslategrey: "#778899",
lightsteelblue: "#b0c4de",
lightyellow: "#ffffe0",
lime: "#00ff00",
limegreen: "#32cd32",
linen: "#faf0e6",
magenta: "#ff00ff",
maroon: "#800000",
mediumaquamarine: "#66cdaa",
mediumblue: "#0000cd",
mediumorchid: "#ba55d3",
mediumpurple: "#9370db",
mediumseagreen: "#3cb371",
mediumslateblue: "#7b68ee",
mediumspringgreen: "#00fa9a",
mediumturquoise: "#48d1cc",
mediumvioletred: "#c71585",
midnightblue: "#191970",
mintcream: "#f5fffa",
mistyrose: "#ffe4e1",
moccasin: "#ffe4b5",
navajowhite: "#ffdead",
navy: "#000080",
oldlace: "#fdf5e6",
olive: "#808000",
olivedrab: "#6b8e23",
orange: "#ffa500",
orangered: "#ff4500",
orchid: "#da70d6",
palegoldenrod: "#eee8aa",
palegreen: "#98fb98",
paleturquoise: "#afeeee",
palevioletred: "#db7093",
papayawhip: "#ffefd5",
peachpuff: "#ffdab9",
peru: "#cd853f",
pink: "#ffc0cb",
plum: "#dda0dd",
powderblue: "#b0e0e6",
purple: "#800080",
red: "#ff0000",
rosybrown: "#bc8f8f",
royalblue: "#4169e1",
saddlebrown: "#8b4513",
salmon: "#fa8072",
sandybrown: "#f4a460",
seagreen: "#2e8b57",
seashell: "#fff5ee",
sienna: "#a0522d",
silver: "#c0c0c0",
skyblue: "#87ceeb",
slateblue: "#6a5acd",
slategray: "#708090",
slategrey: "#708090",
snow: "#fffafa",
springgreen: "#00ff7f",
steelblue: "#4682b4",
tan: "#d2b48c",
teal: "#008080",
thistle: "#d8bfd8",
tomato: "#ff6347",
turquoise: "#40e0d0",
violet: "#ee82ee",
wheat: "#f5deb3",
white: "#ffffff",
whitesmoke: "#f5f5f5",
yellow: "#ffff00",
yellowgreen: "#9acd32"
});
d3_rgb_names.forEach(function(key, value) {
d3_rgb_names.set(key, d3_rgb_parse(value, d3_rgb, d3_hsl_rgb));
});
d3.hsl = function(h, s, l) {
return arguments.length === 1
? (h instanceof d3_Hsl ? d3_hsl(h.h, h.s, h.l)
: d3_rgb_parse("" + h, d3_rgb_hsl, d3_hsl))
: d3_hsl(+h, +s, +l);
};
function d3_hsl(h, s, l) {
return new d3_Hsl(h, s, l);
}
function d3_Hsl(h, s, l) {
this.h = h;
this.s = s;
this.l = l;
}
d3_Hsl.prototype.brighter = function(k) {
k = Math.pow(0.7, arguments.length ? k : 1);
return d3_hsl(this.h, this.s, this.l / k);
};
d3_Hsl.prototype.darker = function(k) {
k = Math.pow(0.7, arguments.length ? k : 1);
return d3_hsl(this.h, this.s, k * this.l);
};
d3_Hsl.prototype.rgb = function() {
return d3_hsl_rgb(this.h, this.s, this.l);
};
d3_Hsl.prototype.toString = function() {
return this.rgb().toString();
};
function d3_hsl_rgb(h, s, l) {
var m1,
m2;
/* Some simple corrections for h, s and l. */
h = h % 360; if (h < 0) h += 360;
s = s < 0 ? 0 : s > 1 ? 1 : s;
l = l < 0 ? 0 : l > 1 ? 1 : l;
/* From FvD 13.37, CSS Color Module Level 3 */
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 d3_rgb(vv(h + 120), vv(h), vv(h - 120));
}
function d3_selection(groups) {
d3_arraySubclass(groups, d3_selectionPrototype);
return groups;
}
var d3_select = function(s, n) { return n.querySelector(s); },
d3_selectAll = function(s, n) { return n.querySelectorAll(s); },
d3_selectRoot = document.documentElement,
d3_selectMatcher = d3_selectRoot.matchesSelector || d3_selectRoot.webkitMatchesSelector || d3_selectRoot.mozMatchesSelector || d3_selectRoot.msMatchesSelector || d3_selectRoot.oMatchesSelector,
d3_selectMatches = function(n, s) { return d3_selectMatcher.call(n, s); };
// Prefer Sizzle, if available.
if (typeof Sizzle === "function") {
d3_select = function(s, n) { return Sizzle(s, n)[0]; };
d3_selectAll = function(s, n) { return Sizzle.uniqueSort(Sizzle(s, n)); };
d3_selectMatches = Sizzle.matchesSelector;
}
var d3_selectionPrototype = [];
d3.selection = function() {
return d3_selectionRoot;
};
d3.selection.prototype = d3_selectionPrototype;
d3_selectionPrototype.select = function(selector) {
var subgroups = [],
subgroup,
subnode,
group,
node;
if (typeof selector !== "function") selector = d3_selection_selector(selector);
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));
if (subnode && "__data__" in node) subnode.__data__ = node.__data__;
} else {
subgroup.push(null);
}
}
}
return d3_selection(subgroups);
};
function d3_selection_selector(selector) {
return function() {
return d3_select(selector, this);
};
}
d3_selectionPrototype.selectAll = function(selector) {
var subgroups = [],
subgroup,
node;
if (typeof selector !== "function") selector = d3_selection_selectorAll(selector);
for (var j = -1, m = this.length; ++j < m;) {
for (var group = this[j], i = -1, n = group.length; ++i < n;) {
if (node = group[i]) {
subgroups.push(subgroup = d3_array(selector.call(node, node.__data__, i)));
subgroup.parentNode = node;
}
}
}
return d3_selection(subgroups);
};
function d3_selection_selectorAll(selector) {
return function() {
return d3_selectAll(selector, this);
};
}
d3_selectionPrototype.attr = function(name, value) {
name = d3.ns.qualify(name);
// If no value is specified, return the first value.
if (arguments.length < 2) {
var node = this.node();
return name.local
? node.getAttributeNS(name.space, name.local)
: node.getAttribute(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 this.each(value == null
? (name.local ? attrNullNS : attrNull) : (typeof value === "function"
? (name.local ? attrFunctionNS : attrFunction)
: (name.local ? attrConstantNS : attrConstant)));
};
d3_selectionPrototype.classed = function(name, value) {
var names = name.split(d3_selection_classedWhitespace),
n = names.length,
i = -1;
if (arguments.length > 1) {
while (++i < n) d3_selection_classed.call(this, names[i], value);
return this;
} else {
while (++i < n) if (!d3_selection_classed.call(this, names[i])) return false;
return true;
}
};
var d3_selection_classedWhitespace = /\s+/g;
function d3_selection_classed(name, value) {
var re = new RegExp("(^|\\s+)" + d3.requote(name) + "(\\s+|$)", "g");
// If no value is specified, return the first value.
if (arguments.length < 2) {
var node = this.node();
if (c = node.classList) return c.contains(name);
var c = node.className;
re.lastIndex = 0;
return re.test(c.baseVal != null ? c.baseVal : c);
}
function classedAdd() {
if (c = this.classList) return c.add(name);
var c = this.className,
cb = c.baseVal != null,
cv = cb ? c.baseVal : c;
re.lastIndex = 0;
if (!re.test(cv)) {
cv = d3_collapse(cv + " " + name);
if (cb) c.baseVal = cv;
else this.className = cv;
}
}
function classedRemove() {
if (c = this.classList) return c.remove(name);
var c = this.className,
cb = c.baseVal != null,
cv = cb ? c.baseVal : c;
cv = d3_collapse(cv.replace(re, " "));
if (cb) c.baseVal = cv;
else this.className = cv;
}
function classedFunction() {
(value.apply(this, arguments)
? classedAdd
: classedRemove).call(this);
}
return this.each(typeof value === "function"
? classedFunction : value
? classedAdd
: classedRemove);
}
d3_selectionPrototype.style = function(name, value, priority) {
if (arguments.length < 3) priority = "";
// If no value is specified, return the first value.
if (arguments.length < 2) return window
.getComputedStyle(this.node(), null)
.getPropertyValue(name);
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 this.each(value == null
? styleNull : (typeof value === "function"
? styleFunction : styleConstant));
};
d3_selectionPrototype.property = function(name, value) {
// If no value is specified, return the first value.
if (arguments.length < 2) return this.node()[name];
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 this.each(value == null
? propertyNull : (typeof value === "function"
? propertyFunction : propertyConstant));
};
d3_selectionPrototype.text = function(value) {
return arguments.length < 1
? this.node().textContent : 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; });
};
d3_selectionPrototype.html = function(value) {
return arguments.length < 1
? this.node().innerHTML : 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; });
};
// TODO append(node)?
// TODO append(function)?
d3_selectionPrototype.append = function(name) {
name = d3.ns.qualify(name);
function append() {
return this.appendChild(document.createElementNS(this.namespaceURI, name));
}
function appendNS() {
return this.appendChild(document.createElementNS(name.space, name.local));
}
return this.select(name.local ? appendNS : append);
};
// TODO insert(node, function)?
// TODO insert(function, string)?
// TODO insert(function, function)?
d3_selectionPrototype.insert = function(name, before) {
name = d3.ns.qualify(name);
function insert() {
return this.insertBefore(
document.createElementNS(this.namespaceURI, name),
d3_select(before, this));
}
function insertNS() {
return this.insertBefore(
document.createElementNS(name.space, name.local),
d3_select(before, this));
}
return this.select(name.local ? insertNS : insert);
};
// TODO remove(selector)?
// TODO remove(node)?
// TODO remove(function)?
d3_selectionPrototype.remove = function() {
return this.each(function() {
var parent = this.parentNode;
if (parent) parent.removeChild(this);
});
};
d3_selectionPrototype.data = function(value, key) {
var i = -1,
n = this.length,
group,
node;
// If no value is specified, return the first value.
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),
n1 = Math.max(n, m),
updateNodes = [],
enterNodes = [],
exitNodes = [],
node,
nodeData;
if (key) {
var nodeByKeyValue = new d3_Map,
keyValues = [],
keyValue,
j = groupData.length;
for (i = -1; ++i < n;) {
keyValue = key.call(node = group[i], node.__data__, i);
if (nodeByKeyValue.has(keyValue)) {
exitNodes[j++] = node; // duplicate key
} else {
nodeByKeyValue.set(keyValue, node);
}
keyValues.push(keyValue);
}
for (i = -1; ++i < m;) {
keyValue = key.call(groupData, nodeData = groupData[i], i)
if (nodeByKeyValue.has(keyValue)) {
updateNodes[i] = node = nodeByKeyValue.get(keyValue);
node.__data__ = nodeData;
enterNodes[i] = exitNodes[i] = null;
} else {
enterNodes[i] = d3_selection_dataNode(nodeData);