3079 строки
78 KiB
JavaScript
3079 строки
78 KiB
JavaScript
(function(){d3 = {version: "1.14.2"}; // semver
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if (!Date.now) Date.now = function() {
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return +new Date();
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};
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if (!Object.create) Object.create = function(o) {
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/** @constructor */ function f() {}
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f.prototype = o;
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return new f();
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};
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var d3_array = d3_arraySlice; // conversion for NodeLists
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function d3_arrayCopy(psuedoarray) {
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var i = -1, n = psuedoarray.length, array = [];
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while (++i < n) array.push(psuedoarray[i]);
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return array;
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}
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function d3_arraySlice(psuedoarray) {
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return Array.prototype.slice.call(psuedoarray);
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}
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try {
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d3_array(document.documentElement.childNodes)[0].nodeType;
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} catch(e) {
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d3_array = d3_arrayCopy;
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}
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d3.functor = function(v) {
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return typeof v == "function" ? v : function() { return v; };
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};
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// A getter-setter method that preserves the appropriate `this` context.
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d3.rebind = function(object, method) {
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return function() {
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var x = method.apply(object, arguments);
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return arguments.length ? object : x;
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};
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};
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d3.ascending = function(a, b) {
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return a < b ? -1 : a > b ? 1 : 0;
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};
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d3.descending = function(a, b) {
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return b < a ? -1 : b > a ? 1 : 0;
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};
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d3.min = function(array, f) {
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var i = 0,
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n = array.length,
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a = array[0],
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b;
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if (arguments.length == 1) {
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while (++i < n) if (a > (b = array[i])) a = b;
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} else {
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a = f(array[0]);
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while (++i < n) if (a > (b = f(array[i]))) a = b;
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}
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return a;
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};
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d3.max = function(array, f) {
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var i = 0,
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n = array.length,
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a = array[0],
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b;
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if (arguments.length == 1) {
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while (++i < n) if (a < (b = array[i])) a = b;
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} else {
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a = f(a);
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while (++i < n) if (a < (b = f(array[i]))) a = b;
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}
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return a;
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};
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d3.nest = function() {
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var nest = {},
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keys = [],
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sortKeys = [],
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sortValues,
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rollup;
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function map(array, depth) {
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if (depth >= keys.length) return rollup
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? rollup.call(nest, array) : (sortValues
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? array.sort(sortValues)
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: array);
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var i = -1,
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n = array.length,
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key = keys[depth++],
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keyValue,
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object,
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o = {};
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while (++i < n) {
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if ((keyValue = key(object = array[i])) in o) {
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o[keyValue].push(object);
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} else {
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o[keyValue] = [object];
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}
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}
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for (keyValue in o) {
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o[keyValue] = map(o[keyValue], depth);
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}
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return o;
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}
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function entries(map, depth) {
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if (depth >= keys.length) return map;
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var a = [],
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sortKey = sortKeys[depth++],
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key;
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for (key in map) {
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a.push({key: key, values: entries(map[key], depth)});
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}
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if (sortKey) a.sort(function(a, b) {
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return sortKey(a.key, b.key);
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});
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return a;
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}
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nest.map = function(array) {
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return map(array, 0);
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};
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nest.entries = function(array) {
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return entries(map(array, 0), 0);
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};
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nest.key = function(d) {
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keys.push(d);
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return nest;
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};
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// Specifies the order for the most-recently specified key.
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// Note: only applies to entries. Map keys are unordered!
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nest.sortKeys = function(order) {
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sortKeys[keys.length - 1] = order;
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return nest;
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};
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// Specifies the order for leaf values.
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// Applies to both maps and entries array.
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nest.sortValues = function(order) {
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sortValues = order;
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return nest;
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};
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nest.rollup = function(f) {
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rollup = f;
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return nest;
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};
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return nest;
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};
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d3.keys = function(map) {
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var keys = [];
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for (var key in map) keys.push(key);
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return keys;
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};
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d3.values = function(map) {
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var values = [];
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for (var key in map) values.push(map[key]);
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return values;
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};
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d3.entries = function(map) {
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var entries = [];
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for (var key in map) entries.push({key: key, value: map[key]});
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return entries;
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};
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d3.merge = function(arrays) {
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return Array.prototype.concat.apply([], arrays);
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};
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d3.split = function(array, f) {
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var arrays = [],
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values = [],
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value,
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i = -1,
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n = array.length;
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if (arguments.length < 2) f = d3_splitter;
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while (++i < n) {
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if (f.call(values, value = array[i], i)) {
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values = [];
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} else {
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if (!values.length) arrays.push(values);
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values.push(value);
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}
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}
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return arrays;
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};
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function d3_splitter(d) {
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return d == null;
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}
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function d3_collapse(s) {
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return s.replace(/(^\s+)|(\s+$)/g, "").replace(/\s+/g, " ");
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}
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//
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// Note: assigning to the arguments array simultaneously changes the value of
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// the corresponding argument!
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//
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// TODO The `this` argument probably shouldn't be the first argument to the
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// callback, anyway, since it's redundant. However, that will require a major
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// version bump due to backwards compatibility, so I'm not changing it right
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// away.
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//
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function d3_call(callback) {
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callback.apply(this, (arguments[0] = this, arguments));
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return this;
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}
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/**
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* @param {number} start
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* @param {number=} stop
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* @param {number=} step
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*/
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d3.range = function(start, stop, step) {
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if (arguments.length == 1) { stop = start; start = 0; }
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if (step == null) step = 1;
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if ((stop - start) / step == Infinity) throw new Error("infinite range");
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var range = [],
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i = -1,
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j;
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if (step < 0) while ((j = start + step * ++i) > stop) range.push(j);
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else while ((j = start + step * ++i) < stop) range.push(j);
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return range;
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};
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d3.requote = function(s) {
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return s.replace(d3_requote_re, "\\$&");
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};
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var d3_requote_re = /[\\\^\$\*\+\?\[\]\(\)\.\{\}]/g;
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d3.xhr = function(url, mime, callback) {
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var req = new XMLHttpRequest();
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if (arguments.length < 3) callback = mime;
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else if (mime && req.overrideMimeType) req.overrideMimeType(mime);
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req.open("GET", url, true);
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req.onreadystatechange = function() {
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if (req.readyState == 4) callback(req.status < 300 ? req : null);
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};
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req.send(null);
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};
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d3.text = function(url, mime, callback) {
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function ready(req) {
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callback(req && req.responseText);
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}
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if (arguments.length < 3) {
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callback = mime;
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mime = null;
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}
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d3.xhr(url, mime, ready);
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};
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d3.json = function(url, callback) {
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d3.text(url, "application/json", function(text) {
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callback(text ? JSON.parse(text) : null);
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});
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};
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d3.html = function(url, callback) {
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d3.text(url, "text/html", function(text) {
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if (text != null) { // Treat empty string as valid HTML.
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var range = document.createRange();
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range.selectNode(document.body);
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text = range.createContextualFragment(text);
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}
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callback(text);
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});
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};
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d3.xml = function(url, mime, callback) {
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function ready(req) {
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callback(req && req.responseXML);
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}
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if (arguments.length < 3) {
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callback = mime;
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mime = null;
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}
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d3.xhr(url, mime, ready);
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};
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d3.ns = {
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prefix: {
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svg: "http://www.w3.org/2000/svg",
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xhtml: "http://www.w3.org/1999/xhtml",
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xlink: "http://www.w3.org/1999/xlink",
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xml: "http://www.w3.org/XML/1998/namespace",
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xmlns: "http://www.w3.org/2000/xmlns/"
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},
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qualify: function(name) {
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var i = name.indexOf(":");
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return i < 0 ? name : {
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space: d3.ns.prefix[name.substring(0, i)],
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local: name.substring(i + 1)
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};
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}
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};
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/** @param {...string} types */
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d3.dispatch = function(types) {
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var dispatch = {},
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type;
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for (var i = 0, n = arguments.length; i < n; i++) {
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type = arguments[i];
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dispatch[type] = d3_dispatch(type);
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}
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return dispatch;
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};
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function d3_dispatch(type) {
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var dispatch = {},
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listeners = [];
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dispatch.add = function(listener) {
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for (var i = 0; i < listeners.length; i++) {
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if (listeners[i].listener == listener) return dispatch; // already registered
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}
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listeners.push({listener: listener, on: true});
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return dispatch;
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};
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dispatch.remove = function(listener) {
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for (var i = 0; i < listeners.length; i++) {
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var l = listeners[i];
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if (l.listener == listener) {
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l.on = false;
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listeners = listeners.slice(0, i).concat(listeners.slice(i + 1));
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break;
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}
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}
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return dispatch;
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};
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dispatch.dispatch = function() {
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var ls = listeners; // defensive reference
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for (var i = 0, n = ls.length; i < n; i++) {
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var l = ls[i];
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if (l.on) l.listener.apply(this, arguments);
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}
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};
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return dispatch;
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};
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// TODO align, type
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d3.format = function(specifier) {
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var match = d3_format_re.exec(specifier),
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fill = match[1] || " ",
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sign = match[3] || "",
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zfill = match[5],
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width = +match[6],
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comma = match[7],
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precision = match[8],
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type = match[9];
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if (precision) precision = precision.substring(1);
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if (zfill) {
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fill = "0"; // TODO align = "=";
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if (comma) width -= Math.floor((width - 1) / 4);
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}
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if (type == "d") precision = "0";
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return function(value) {
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var number = +value,
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negative = (number < 0) && (number = -number) ? "\u2212" : sign;
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// Return the empty string for floats formatted as ints.
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if ((type == "d") && (number % 1)) return "";
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// Convert the input value to the desired precision.
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if (precision) value = number.toFixed(precision);
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else value = "" + number;
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// If the fill character is 0, the sign and group is applied after the fill.
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if (zfill) {
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var length = value.length + negative.length;
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if (length < width) value = new Array(width - length + 1).join(fill) + value;
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if (comma) value = d3_format_group(value);
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value = negative + value;
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}
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// Otherwise (e.g., space-filling), the sign and group is applied before.
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else {
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if (comma) value = d3_format_group(value);
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value = negative + value;
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var length = value.length;
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if (length < width) value = new Array(width - length + 1).join(fill) + value;
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}
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return value;
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};
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};
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// [[fill]align][sign][#][0][width][,][.precision][type]
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var d3_format_re = /(?:([^{])?([<>=^]))?([+\- ])?(#)?(0)?([0-9]+)?(,)?(\.[0-9]+)?([a-zA-Z%])?/;
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// Apply comma grouping for thousands.
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function d3_format_group(value) {
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var i = value.lastIndexOf("."),
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f = i >= 0 ? value.substring(i) : (i = value.length, ""),
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t = [];
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while (i > 0) t.push(value.substring(i -= 3, i + 3));
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return t.reverse().join(",") + f;
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}
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/*
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* TERMS OF USE - EASING EQUATIONS
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*
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* Open source under the BSD License.
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*
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* Copyright 2001 Robert Penner
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* - Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* - Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* - Neither the name of the author nor the names of contributors may be used to
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* endorse or promote products derived from this software without specific
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* prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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var d3_ease_quad = d3_ease_poly(2),
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d3_ease_cubic = d3_ease_poly(3);
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var d3_ease = {
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linear: function() { return d3_ease_linear; },
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poly: d3_ease_poly,
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quad: function() { return d3_ease_quad; },
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cubic: function() { return d3_ease_cubic; },
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sin: function() { return d3_ease_sin; },
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exp: function() { return d3_ease_exp; },
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circle: function() { return d3_ease_circle; },
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elastic: d3_ease_elastic,
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back: d3_ease_back,
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bounce: function() { return d3_ease_bounce; }
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};
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var d3_ease_mode = {
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"in": function(f) { return f; },
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"out": d3_ease_reverse,
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"in-out": d3_ease_reflect,
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"out-in": function(f) { return d3_ease_reflect(d3_ease_reverse(f)); }
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};
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d3.ease = function(name) {
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var i = name.indexOf("-"),
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t = i >= 0 ? name.substring(0, i) : name,
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m = i >= 0 ? name.substring(i + 1) : "in";
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return d3_ease_mode[m](d3_ease[t].apply(null, Array.prototype.slice.call(arguments, 1)));
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};
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function d3_ease_reverse(f) {
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return function(t) {
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return 1 - f(1 - t);
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};
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}
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function d3_ease_reflect(f) {
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return function(t) {
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return .5 * (t < .5 ? f(2 * t) : (2 - f(2 - 2 * t)));
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};
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}
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function d3_ease_linear(t) {
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return t;
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}
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function d3_ease_poly(e) {
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return function(t) {
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return Math.pow(t, e);
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}
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}
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function d3_ease_sin(t) {
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return 1 - Math.cos(t * Math.PI / 2);
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}
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function d3_ease_exp(t) {
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return t ? Math.pow(2, 10 * (t - 1)) - 1e-3 : 0;
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}
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function d3_ease_circle(t) {
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return 1 - Math.sqrt(1 - t * t);
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}
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function d3_ease_elastic(a, p) {
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var s;
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if (arguments.length < 2) p = 0.45;
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if (arguments.length < 1) { a = 1; s = p / 4; }
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else s = p / (2 * Math.PI) * Math.asin(1 / a);
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return function(t) {
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return 1 + a * Math.pow(2, 10 * -t) * Math.sin((t - s) * 2 * Math.PI / p);
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};
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}
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function d3_ease_back(s) {
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if (!s) s = 1.70158;
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return function(t) {
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return t * t * ((s + 1) * t - s);
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};
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}
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function d3_ease_bounce(t) {
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return t < 1 / 2.75 ? 7.5625 * t * t
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: t < 2 / 2.75 ? 7.5625 * (t -= 1.5 / 2.75) * t + .75
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: 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;
|
|
d3.interpolate = function(a, b) {
|
|
if (typeof b == "number") return d3.interpolateNumber(+a, b);
|
|
if (typeof b == "string") {
|
|
return (b in d3_rgb_names) || /^(#|rgb\(|hsl\()/.test(b)
|
|
? d3.interpolateRgb(String(a), b)
|
|
: d3.interpolateString(String(a), b);
|
|
}
|
|
if (b instanceof Array) return d3.interpolateArray(a, b);
|
|
return d3.interpolateObject(a, b);
|
|
};
|
|
|
|
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.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 "rgb(" + Math.round(ar + br * t)
|
|
+ "," + Math.round(ag + bg * t)
|
|
+ "," + 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+\.|\.\d+|\d+)(?:[eE][-]?\d+)?/g,
|
|
d3_interpolate_rgb = {background: 1, fill: 1, stroke: 1};
|
|
|
|
function d3_interpolateByName(n) {
|
|
return n in d3_interpolate_rgb || /\bcolor\b/.test(n)
|
|
? d3.interpolateRgb
|
|
: d3.interpolate;
|
|
}
|
|
/**
|
|
* @param {number=} g
|
|
* @param {number=} b
|
|
*/
|
|
d3.rgb = function(r, g, b) {
|
|
return arguments.length == 1
|
|
? d3_rgb_parse("" + r, d3_rgb, d3_hsl_rgb)
|
|
: d3_rgb(~~r, ~~g, ~~b);
|
|
};
|
|
|
|
function d3_rgb(r, g, b) {
|
|
return {r: r, g: g, b: b, toString: d3_rgb_format};
|
|
}
|
|
|
|
/** @this d3_rgb */
|
|
function d3_rgb_format() {
|
|
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" + v.toString(16) : 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[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 = {
|
|
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"
|
|
};
|
|
|
|
for (var d3_rgb_name in d3_rgb_names) {
|
|
d3_rgb_names[d3_rgb_name] = d3_rgb_parse(
|
|
d3_rgb_names[d3_rgb_name],
|
|
d3_rgb,
|
|
d3_hsl_rgb);
|
|
}
|
|
/**
|
|
* @param {number=} s
|
|
* @param {number=} l
|
|
*/
|
|
d3.hsl = function(h, s, l) {
|
|
return arguments.length == 1
|
|
? d3_rgb_parse("" + h, d3_rgb_hsl, d3_hsl)
|
|
: d3_hsl(+h, +s, +l);
|
|
};
|
|
|
|
function d3_hsl(h, s, l) {
|
|
return {h: h, s: s, l: l, toString: d3_hsl_format};
|
|
}
|
|
|
|
/** @this d3_hsl */
|
|
function d3_hsl_format() {
|
|
return "hsl(" + this.h + "," + this.s * 100 + "%," + this.l * 100 + "%)";
|
|
}
|
|
|
|
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));
|
|
}
|
|
var d3_select = function(s, n) { return n.querySelector(s); },
|
|
d3_selectAll = function(s, n) { return d3_array(n.querySelectorAll(s)); };
|
|
|
|
// Use 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)); };
|
|
}
|
|
|
|
var d3_root = d3_selection([[document]]);
|
|
d3_root[0].parentNode = document.documentElement;
|
|
|
|
// TODO fast singleton implementation!
|
|
d3.select = function(selector) {
|
|
return typeof selector == "string"
|
|
? d3_root.select(selector)
|
|
: d3_selection([[selector]]); // assume node
|
|
};
|
|
|
|
d3.selectAll = function(selector) {
|
|
return typeof selector == "string"
|
|
? d3_root.selectAll(selector)
|
|
: d3_selection([d3_array(selector)]); // assume node[]
|
|
};
|
|
|
|
function d3_selection(groups) {
|
|
|
|
function select(select) {
|
|
var subgroups = [],
|
|
subgroup,
|
|
subnode,
|
|
group,
|
|
node;
|
|
for (var j = 0, m = groups.length; j < m; j++) {
|
|
group = groups[j];
|
|
subgroups.push(subgroup = []);
|
|
subgroup.parentNode = group.parentNode;
|
|
for (var i = 0, n = group.length; i < n; i++) {
|
|
if (node = group[i]) {
|
|
subgroup.push(subnode = select(node));
|
|
if (subnode && "__data__" in node) subnode.__data__ = node.__data__;
|
|
} else {
|
|
subgroup.push(null);
|
|
}
|
|
}
|
|
}
|
|
return d3_selection(subgroups);
|
|
}
|
|
|
|
function selectAll(selectAll) {
|
|
var subgroups = [],
|
|
subgroup,
|
|
group,
|
|
node;
|
|
for (var j = 0, m = groups.length; j < m; j++) {
|
|
group = groups[j];
|
|
for (var i = 0, n = group.length; i < n; i++) {
|
|
if (node = group[i]) {
|
|
subgroups.push(subgroup = selectAll(node));
|
|
subgroup.parentNode = node;
|
|
}
|
|
}
|
|
}
|
|
return d3_selection(subgroups);
|
|
}
|
|
|
|
// TODO select(function)?
|
|
groups.select = function(selector) {
|
|
return select(function(node) {
|
|
return d3_select(selector, node);
|
|
});
|
|
};
|
|
|
|
// TODO selectAll(function)?
|
|
groups.selectAll = function(selector) {
|
|
return selectAll(function(node) {
|
|
return d3_selectAll(selector, node);
|
|
});
|
|
};
|
|
|
|
// TODO preserve null elements to maintain index?
|
|
groups.filter = function(filter) {
|
|
var subgroups = [],
|
|
subgroup,
|
|
group,
|
|
node;
|
|
for (var j = 0, m = groups.length; j < m; j++) {
|
|
group = groups[j];
|
|
subgroups.push(subgroup = []);
|
|
subgroup.parentNode = group.parentNode;
|
|
for (var i = 0, n = group.length; i < n; i++) {
|
|
if ((node = group[i]) && filter.call(node, node.__data__, i)) {
|
|
subgroup.push(node);
|
|
}
|
|
}
|
|
}
|
|
return d3_selection(subgroups);
|
|
};
|
|
|
|
groups.map = function(map) {
|
|
var group,
|
|
node;
|
|
for (var j = 0, m = groups.length; j < m; j++) {
|
|
group = groups[j];
|
|
for (var i = 0, n = group.length; i < n; i++) {
|
|
if (node = group[i]) node.__data__ = map.call(node, node.__data__, i);
|
|
}
|
|
}
|
|
return groups;
|
|
};
|
|
|
|
// TODO data(null) for clearing data?
|
|
groups.data = function(data, join) {
|
|
var enter = [],
|
|
update = [],
|
|
exit = [];
|
|
|
|
function bind(group, groupData) {
|
|
var i = 0,
|
|
n = group.length,
|
|
m = groupData.length,
|
|
n0 = Math.min(n, m),
|
|
n1 = Math.max(n, m),
|
|
updateNodes = [],
|
|
enterNodes = [],
|
|
exitNodes = [],
|
|
node,
|
|
nodeData;
|
|
|
|
if (join) {
|
|
var nodeByKey = {},
|
|
keys = [],
|
|
key,
|
|
j = groupData.length;
|
|
|
|
for (i = 0; i < n; i++) {
|
|
key = join.call(node = group[i], node.__data__, i);
|
|
if (key in nodeByKey) {
|
|
exitNodes[j++] = group[i]; // duplicate key
|
|
} else {
|
|
nodeByKey[key] = node;
|
|
}
|
|
keys.push(key);
|
|
}
|
|
|
|
for (i = 0; i < m; i++) {
|
|
node = nodeByKey[key = join.call(groupData, nodeData = groupData[i], i)];
|
|
if (node) {
|
|
node.__data__ = nodeData;
|
|
updateNodes[i] = node;
|
|
enterNodes[i] = exitNodes[i] = null;
|
|
} else {
|
|
enterNodes[i] = d3_selection_enterNode(nodeData);
|
|
updateNodes[i] = exitNodes[i] = null;
|
|
}
|
|
delete nodeByKey[key];
|
|
}
|
|
|
|
for (i = 0; i < n; i++) {
|
|
if (keys[i] in nodeByKey) {
|
|
exitNodes[i] = group[i];
|
|
}
|
|
}
|
|
} else {
|
|
for (; i < n0; i++) {
|
|
node = group[i];
|
|
nodeData = groupData[i];
|
|
if (node) {
|
|
node.__data__ = nodeData;
|
|
updateNodes[i] = node;
|
|
enterNodes[i] = exitNodes[i] = null;
|
|
} else {
|
|
enterNodes[i] = d3_selection_enterNode(nodeData);
|
|
updateNodes[i] = exitNodes[i] = null;
|
|
}
|
|
}
|
|
for (; i < m; i++) {
|
|
enterNodes[i] = d3_selection_enterNode(groupData[i]);
|
|
updateNodes[i] = exitNodes[i] = null;
|
|
}
|
|
for (; i < n1; i++) {
|
|
exitNodes[i] = group[i];
|
|
enterNodes[i] = updateNodes[i] = null;
|
|
}
|
|
}
|
|
|
|
enterNodes.parentNode
|
|
= updateNodes.parentNode
|
|
= exitNodes.parentNode
|
|
= group.parentNode;
|
|
|
|
enter.push(enterNodes);
|
|
update.push(updateNodes);
|
|
exit.push(exitNodes);
|
|
}
|
|
|
|
var i = -1,
|
|
n = groups.length,
|
|
group;
|
|
if (typeof data == "function") {
|
|
while (++i < n) {
|
|
bind(group = groups[i], data.call(group, group.parentNode.__data__, i));
|
|
}
|
|
} else {
|
|
while (++i < n) {
|
|
bind(group = groups[i], data);
|
|
}
|
|
}
|
|
|
|
var selection = d3_selection(update);
|
|
selection.enter = function() {
|
|
return d3_selectionEnter(enter);
|
|
};
|
|
selection.exit = function() {
|
|
return d3_selection(exit);
|
|
};
|
|
return selection;
|
|
};
|
|
|
|
// TODO mask forEach? or rename for eachData?
|
|
// TODO offer the same semantics for map, reduce, etc.?
|
|
groups.each = function(callback) {
|
|
for (var j = 0, m = groups.length; j < m; j++) {
|
|
var group = groups[j];
|
|
for (var i = 0, n = group.length; i < n; i++) {
|
|
var node = group[i];
|
|
if (node) callback.call(node, node.__data__, i);
|
|
}
|
|
}
|
|
return groups;
|
|
};
|
|
|
|
function first(callback) {
|
|
for (var j = 0, m = groups.length; j < m; j++) {
|
|
var group = groups[j];
|
|
for (var i = 0, n = group.length; i < n; i++) {
|
|
var node = group[i];
|
|
if (node) return callback.call(node, node.__data__, i);
|
|
}
|
|
}
|
|
return null;
|
|
}
|
|
|
|
groups.empty = function() {
|
|
return !first(function() { return true; });
|
|
};
|
|
|
|
groups.node = function() {
|
|
return first(function() { return this; });
|
|
};
|
|
|
|
groups.attr = function(name, value) {
|
|
name = d3.ns.qualify(name);
|
|
|
|
// If no value is specified, return the first value.
|
|
if (arguments.length < 2) {
|
|
return first(name.local
|
|
? function() { return this.getAttributeNS(name.space, name.local); }
|
|
: function() { return this.getAttribute(name); });
|
|
}
|
|
|
|
/** @this {Element} */
|
|
function attrNull() {
|
|
this.removeAttribute(name);
|
|
}
|
|
|
|
/** @this {Element} */
|
|
function attrNullNS() {
|
|
this.removeAttributeNS(name.space, name.local);
|
|
}
|
|
|
|
/** @this {Element} */
|
|
function attrConstant() {
|
|
this.setAttribute(name, value);
|
|
}
|
|
|
|
/** @this {Element} */
|
|
function attrConstantNS() {
|
|
this.setAttributeNS(name.space, name.local, value);
|
|
}
|
|
|
|
/** @this {Element} */
|
|
function attrFunction() {
|
|
var x = value.apply(this, arguments);
|
|
if (x == null) this.removeAttribute(name);
|
|
else this.setAttribute(name, x);
|
|
}
|
|
|
|
/** @this {Element} */
|
|
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 groups.each(value == null
|
|
? (name.local ? attrNullNS : attrNull) : (typeof value == "function"
|
|
? (name.local ? attrFunctionNS : attrFunction)
|
|
: (name.local ? attrConstantNS : attrConstant)));
|
|
};
|
|
|
|
groups.classed = function(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) {
|
|
return first(function() {
|
|
if (c = this.classList) return c.contains(name);
|
|
var c = this.className;
|
|
re.lastIndex = 0;
|
|
return re.test(c.baseVal != null ? c.baseVal : c);
|
|
});
|
|
}
|
|
|
|
/** @this {Element} */
|
|
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;
|
|
}
|
|
}
|
|
|
|
/** @this {Element} */
|
|
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;
|
|
}
|
|
|
|
/** @this {Element} */
|
|
function classedFunction() {
|
|
(value.apply(this, arguments)
|
|
? classedAdd
|
|
: classedRemove).call(this);
|
|
}
|
|
|
|
return groups.each(typeof value == "function"
|
|
? classedFunction : value
|
|
? classedAdd
|
|
: classedRemove);
|
|
};
|
|
|
|
groups.style = function(name, value, priority) {
|
|
if (arguments.length < 3) priority = "";
|
|
|
|
// If no value is specified, return the first value.
|
|
if (arguments.length < 2) {
|
|
return first(function() {
|
|
return window.getComputedStyle(this, null).getPropertyValue(name);
|
|
});
|
|
}
|
|
|
|
/** @this {Element} */
|
|
function styleNull() {
|
|
this.style.removeProperty(name);
|
|
}
|
|
|
|
/** @this {Element} */
|
|
function styleConstant() {
|
|
this.style.setProperty(name, value, priority);
|
|
}
|
|
|
|
/** @this {Element} */
|
|
function styleFunction() {
|
|
var x = value.apply(this, arguments);
|
|
if (x == null) this.style.removeProperty(name);
|
|
else this.style.setProperty(name, x, priority);
|
|
}
|
|
|
|
return groups.each(value == null
|
|
? styleNull : (typeof value == "function"
|
|
? styleFunction : styleConstant));
|
|
};
|
|
|
|
groups.property = function(name, value) {
|
|
name = d3.ns.qualify(name);
|
|
|
|
// If no value is specified, return the first value.
|
|
if (arguments.length < 2) {
|
|
return first(function() {
|
|
return this[name];
|
|
});
|
|
}
|
|
|
|
/** @this {Element} */
|
|
function propertyNull() {
|
|
delete this[name];
|
|
}
|
|
|
|
/** @this {Element} */
|
|
function propertyConstant() {
|
|
this[name] = value;
|
|
}
|
|
|
|
/** @this {Element} */
|
|
function propertyFunction() {
|
|
var x = value.apply(this, arguments);
|
|
if (x == null) delete this[name];
|
|
else this[name] = x;
|
|
}
|
|
|
|
return groups.each(value == null
|
|
? propertyNull : (typeof value == "function"
|
|
? propertyFunction : propertyConstant));
|
|
};
|
|
|
|
groups.text = function(value) {
|
|
|
|
// If no value is specified, return the first value.
|
|
if (arguments.length < 1) {
|
|
return first(function() {
|
|
return this.textContent;
|
|
});
|
|
}
|
|
|
|
/** @this {Element} */
|
|
function textConstant() {
|
|
this.textContent = value;
|
|
}
|
|
|
|
/** @this {Element} */
|
|
function textFunction() {
|
|
this.textContent = value.apply(this, arguments);
|
|
}
|
|
|
|
return groups.each(typeof value == "function"
|
|
? textFunction : textConstant);
|
|
};
|
|
|
|
groups.html = function(value) {
|
|
|
|
// If no value is specified, return the first value.
|
|
if (arguments.length < 1) {
|
|
return first(function() {
|
|
return this.innerHTML;
|
|
});
|
|
}
|
|
|
|
/** @this {Element} */
|
|
function htmlConstant() {
|
|
this.innerHTML = value;
|
|
}
|
|
|
|
/** @this {Element} */
|
|
function htmlFunction() {
|
|
this.innerHTML = value.apply(this, arguments);
|
|
}
|
|
|
|
return groups.each(typeof value == "function"
|
|
? htmlFunction : htmlConstant);
|
|
};
|
|
|
|
// TODO append(node)?
|
|
// TODO append(function)?
|
|
groups.append = function(name) {
|
|
name = d3.ns.qualify(name);
|
|
|
|
function append(node) {
|
|
return node.appendChild(document.createElement(name));
|
|
}
|
|
|
|
function appendNS(node) {
|
|
return node.appendChild(document.createElementNS(name.space, name.local));
|
|
}
|
|
|
|
return select(name.local ? appendNS : append);
|
|
};
|
|
|
|
// TODO insert(node, function)?
|
|
// TODO insert(function, string)?
|
|
// TODO insert(function, function)?
|
|
groups.insert = function(name, before) {
|
|
name = d3.ns.qualify(name);
|
|
|
|
function insert(node) {
|
|
return node.insertBefore(
|
|
document.createElement(name),
|
|
d3_select(before, node));
|
|
}
|
|
|
|
function insertNS(node) {
|
|
return node.insertBefore(
|
|
document.createElementNS(name.space, name.local),
|
|
d3_select(before, node));
|
|
}
|
|
|
|
return select(name.local ? insertNS : insert);
|
|
};
|
|
|
|
// TODO remove(selector)?
|
|
// TODO remove(node)?
|
|
// TODO remove(function)?
|
|
groups.remove = function() {
|
|
return groups.each(function() {
|
|
var parent = this.parentNode;
|
|
if (parent) parent.removeChild(this);
|
|
});
|
|
};
|
|
|
|
groups.sort = function(comparator) {
|
|
comparator = d3_selection_comparator.apply(this, arguments);
|
|
for (var j = 0, m = groups.length; j < m; j++) {
|
|
var group = groups[j];
|
|
group.sort(comparator);
|
|
for (var i = 1, n = group.length, prev = group[0]; i < n; i++) {
|
|
var node = group[i];
|
|
if (node) {
|
|
if (prev) prev.parentNode.insertBefore(node, prev.nextSibling);
|
|
prev = node;
|
|
}
|
|
}
|
|
}
|
|
return groups;
|
|
};
|
|
|
|
// type can be namespaced, e.g., "click.foo"
|
|
// listener can be null for removal
|
|
groups.on = function(type, listener, capture) {
|
|
if (arguments.length < 3) capture = false;
|
|
|
|
// parse the type specifier
|
|
var i = type.indexOf("."),
|
|
typo = i == -1 ? type : type.substring(0, i),
|
|
name = "__on" + type;
|
|
|
|
// remove the old event listener, and add the new event listener
|
|
return groups.each(function(d, i) {
|
|
if (this[name]) this.removeEventListener(typo, this[name], capture);
|
|
if (listener) this.addEventListener(typo, this[name] = l, capture);
|
|
|
|
// wrapped event listener that preserves d, i
|
|
function l(e) {
|
|
var o = d3.event; // Events can be reentrant (e.g., focus).
|
|
d3.event = e;
|
|
try {
|
|
listener.call(this, d, i);
|
|
} finally {
|
|
d3.event = o;
|
|
}
|
|
}
|
|
});
|
|
};
|
|
|
|
// TODO slice?
|
|
|
|
groups.transition = function() {
|
|
return d3_transition(groups);
|
|
};
|
|
|
|
groups.call = d3_call;
|
|
|
|
return groups;
|
|
}
|
|
|
|
function d3_selectionEnter(groups) {
|
|
|
|
function select(select) {
|
|
var subgroups = [],
|
|
subgroup,
|
|
subnode,
|
|
group,
|
|
node;
|
|
for (var j = 0, m = groups.length; j < m; j++) {
|
|
group = groups[j];
|
|
subgroups.push(subgroup = []);
|
|
subgroup.parentNode = group.parentNode;
|
|
for (var i = 0, n = group.length; i < n; i++) {
|
|
if (node = group[i]) {
|
|
subgroup.push(subnode = select(group.parentNode));
|
|
subnode.__data__ = node.__data__;
|
|
} else {
|
|
subgroup.push(null);
|
|
}
|
|
}
|
|
}
|
|
return d3_selection(subgroups);
|
|
}
|
|
|
|
// TODO append(node)?
|
|
// TODO append(function)?
|
|
groups.append = function(name) {
|
|
name = d3.ns.qualify(name);
|
|
|
|
function append(node) {
|
|
return node.appendChild(document.createElement(name));
|
|
}
|
|
|
|
function appendNS(node) {
|
|
return node.appendChild(document.createElementNS(name.space, name.local));
|
|
}
|
|
|
|
return select(name.local ? appendNS : append);
|
|
};
|
|
|
|
// TODO insert(node, function)?
|
|
// TODO insert(function, string)?
|
|
// TODO insert(function, function)?
|
|
groups.insert = function(name, before) {
|
|
name = d3.ns.qualify(name);
|
|
|
|
function insert(node) {
|
|
return node.insertBefore(
|
|
document.createElement(name),
|
|
d3_select(before, node));
|
|
}
|
|
|
|
function insertNS(node) {
|
|
return node.insertBefore(
|
|
document.createElementNS(name.space, name.local),
|
|
d3_select(before, node));
|
|
}
|
|
|
|
return select(name.local ? insertNS : insert);
|
|
};
|
|
|
|
return groups;
|
|
}
|
|
|
|
function d3_selection_comparator(comparator) {
|
|
if (!arguments.length) comparator = d3.ascending;
|
|
return function(a, b) {
|
|
return comparator(a && a.__data__, b && b.__data__);
|
|
};
|
|
}
|
|
|
|
function d3_selection_enterNode(data) {
|
|
return {__data__: data};
|
|
}
|
|
d3.transition = d3_root.transition;
|
|
|
|
var d3_transitionId = 0,
|
|
d3_transitionInheritId = 0;
|
|
|
|
function d3_transition(groups) {
|
|
var transition = {},
|
|
transitionId = d3_transitionInheritId || ++d3_transitionId,
|
|
tweens = {},
|
|
interpolators = [],
|
|
remove = false,
|
|
event = d3.dispatch("start", "end"),
|
|
stage = [],
|
|
delay = [],
|
|
duration = [],
|
|
durationMax,
|
|
ease = d3.ease("cubic-in-out");
|
|
|
|
//
|
|
// Be careful with concurrent transitions!
|
|
//
|
|
// Say transition A causes an exit. Before A finishes, a transition B is
|
|
// created, and believes it only needs to do an update, because the elements
|
|
// haven't been removed yet (which happens at the very end of the exit
|
|
// transition).
|
|
//
|
|
// Even worse, what if either transition A or B has a staggered delay? Then,
|
|
// some elements may be removed, while others remain. Transition B does not
|
|
// know to enter the elements because they were still present at the time
|
|
// the transition B was created (but not yet started).
|
|
//
|
|
// To prevent such confusion, we only trigger end events for transitions if
|
|
// the transition ending is the only one scheduled for the given element.
|
|
// Similarly, we only allow one transition to be active for any given
|
|
// element, so that concurrent transitions do not overwrite each other's
|
|
// properties.
|
|
//
|
|
// TODO Support transition namespaces, so that transitions can proceed
|
|
// concurrently on the same element if needed. Hopefully, this is rare!
|
|
//
|
|
|
|
groups.each(function() {
|
|
(this.__transition__ || (this.__transition__ = {})).owner = transitionId;
|
|
});
|
|
|
|
function step(elapsed) {
|
|
var clear = true,
|
|
k = -1;
|
|
groups.each(function() {
|
|
if (stage[++k] == 2) return; // ended
|
|
var t = (elapsed - delay[k]) / duration[k],
|
|
tx = this.__transition__,
|
|
te, // ease(t)
|
|
tk, // tween key
|
|
ik = interpolators[k];
|
|
|
|
// Check if the (un-eased) time is outside the range [0,1].
|
|
if (t < 1) {
|
|
clear = false;
|
|
if (t < 0) return;
|
|
} else {
|
|
t = 1;
|
|
}
|
|
|
|
// Determine the stage of this transition.
|
|
// 0 - Not yet started.
|
|
// 1 - In progress.
|
|
// 2 - Ended.
|
|
if (stage[k]) {
|
|
if (!tx || tx.active != transitionId) {
|
|
stage[k] = 2;
|
|
return;
|
|
}
|
|
} else if (!tx || tx.active > transitionId) {
|
|
stage[k] = 2;
|
|
return;
|
|
} else {
|
|
stage[k] = 1;
|
|
event.start.dispatch.apply(this, arguments);
|
|
ik = interpolators[k] = {};
|
|
tx.active = transitionId;
|
|
for (tk in tweens) {
|
|
if (te = tweens[tk].apply(this, arguments)) {
|
|
ik[tk] = te;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Apply the interpolators!
|
|
te = ease(t);
|
|
for (tk in ik) ik[tk].call(this, te);
|
|
|
|
// Handle ending transitions.
|
|
if (t == 1) {
|
|
stage[k] = 2;
|
|
if (tx.active == transitionId) {
|
|
var owner = tx.owner;
|
|
if (owner == transitionId) {
|
|
delete this.__transition__;
|
|
if (remove) this.parentNode.removeChild(this);
|
|
}
|
|
d3_transitionInheritId = transitionId;
|
|
event.end.dispatch.apply(this, arguments);
|
|
d3_transitionInheritId = 0;
|
|
tx.owner = owner;
|
|
}
|
|
}
|
|
});
|
|
return clear;
|
|
}
|
|
|
|
transition.delay = function(value) {
|
|
var delayMin = Infinity,
|
|
k = -1;
|
|
if (typeof value == "function") {
|
|
groups.each(function(d, i) {
|
|
var x = delay[++k] = +value.apply(this, arguments);
|
|
if (x < delayMin) delayMin = x;
|
|
});
|
|
} else {
|
|
delayMin = +value;
|
|
groups.each(function(d, i) {
|
|
delay[++k] = delayMin;
|
|
});
|
|
}
|
|
d3_timer(step, delayMin);
|
|
return transition;
|
|
};
|
|
|
|
transition.duration = function(value) {
|
|
var k = -1;
|
|
if (typeof value == "function") {
|
|
durationMax = 0;
|
|
groups.each(function(d, i) {
|
|
var x = duration[++k] = +value.apply(this, arguments);
|
|
if (x > durationMax) durationMax = x;
|
|
});
|
|
} else {
|
|
durationMax = +value;
|
|
groups.each(function(d, i) {
|
|
duration[++k] = durationMax;
|
|
});
|
|
}
|
|
return transition;
|
|
};
|
|
|
|
transition.ease = function(value) {
|
|
ease = typeof value == "function" ? value : d3.ease.apply(d3, arguments);
|
|
return transition;
|
|
};
|
|
|
|
transition.attrTween = function(name, tween) {
|
|
|
|
/** @this {Element} */
|
|
function attrTween(d, i) {
|
|
var f = tween.call(this, d, i, this.getAttribute(name));
|
|
return function(t) {
|
|
this.setAttribute(name, f(t));
|
|
};
|
|
}
|
|
|
|
/** @this {Element} */
|
|
function attrTweenNS(d, i) {
|
|
var f = tween.call(this, d, i, this.getAttributeNS(name.space, name.local));
|
|
return function(t) {
|
|
this.setAttributeNS(name.space, name.local, f(t));
|
|
};
|
|
}
|
|
|
|
tweens["attr." + name] = name.local ? attrTweenNS : attrTween;
|
|
return transition;
|
|
};
|
|
|
|
transition.attr = function(name, value) {
|
|
return transition.attrTween(name, d3_transitionTween(value));
|
|
};
|
|
|
|
transition.styleTween = function(name, tween, priority) {
|
|
if (arguments.length < 3) priority = null;
|
|
|
|
/** @this {Element} */
|
|
function styleTween(d, i) {
|
|
var f = tween.call(this, d, i, window.getComputedStyle(this, null).getPropertyValue(name));
|
|
return function(t) {
|
|
this.style.setProperty(name, f(t), priority);
|
|
};
|
|
}
|
|
|
|
tweens["style." + name] = styleTween;
|
|
return transition;
|
|
};
|
|
|
|
transition.style = function(name, value, priority) {
|
|
if (arguments.length < 3) priority = null;
|
|
return transition.styleTween(name, d3_transitionTween(value), priority);
|
|
};
|
|
|
|
transition.text = function(value) {
|
|
tweens.text = function(d, i) {
|
|
this.textContent = typeof value == "function"
|
|
? value.call(this, d, i)
|
|
: value;
|
|
};
|
|
return transition;
|
|
};
|
|
|
|
transition.select = function(query) {
|
|
var k, t = d3_transition(groups.select(query)).ease(ease);
|
|
k = -1; t.delay(function(d, i) { return delay[++k]; });
|
|
k = -1; t.duration(function(d, i) { return duration[++k]; });
|
|
return t;
|
|
};
|
|
|
|
transition.selectAll = function(query) {
|
|
var k, t = d3_transition(groups.selectAll(query)).ease(ease);
|
|
k = -1; t.delay(function(d, i) { return delay[i ? k : ++k]; })
|
|
k = -1; t.duration(function(d, i) { return duration[i ? k : ++k]; });
|
|
return t;
|
|
};
|
|
|
|
transition.remove = function() {
|
|
remove = true;
|
|
return transition;
|
|
};
|
|
|
|
transition.each = function(type, listener) {
|
|
event[type].add(listener);
|
|
return transition;
|
|
};
|
|
|
|
transition.call = d3_call;
|
|
|
|
return transition.delay(0).duration(250);
|
|
}
|
|
|
|
function d3_transitionTween(b) {
|
|
return typeof b == "function"
|
|
? function(d, i, a) { return d3.interpolate(a, String(b.call(this, d, i))); }
|
|
: (b = String(b), function(d, i, a) { return d3.interpolate(a, b); });
|
|
}
|
|
var d3_timer_queue = null,
|
|
d3_timer_interval, // is an interval (or frame) active?
|
|
d3_timer_timeout; // is a timeout active?
|
|
|
|
// The timer will continue to fire until callback returns true.
|
|
d3.timer = function(callback) {
|
|
d3_timer(callback, 0);
|
|
};
|
|
|
|
function d3_timer(callback, delay) {
|
|
var now = Date.now(),
|
|
found = false,
|
|
t0,
|
|
t1 = d3_timer_queue;
|
|
|
|
if (!isFinite(delay)) return;
|
|
|
|
// See if the callback's already in the queue.
|
|
while (t1) {
|
|
if (t1.callback === callback) {
|
|
t1.then = now;
|
|
t1.delay = delay;
|
|
found = true;
|
|
break;
|
|
}
|
|
t0 = t1;
|
|
t1 = t1.next;
|
|
}
|
|
|
|
// Otherwise, add the callback to the queue.
|
|
if (!found) d3_timer_queue = {
|
|
callback: callback,
|
|
then: now,
|
|
delay: delay,
|
|
next: d3_timer_queue
|
|
};
|
|
|
|
// Start animatin'!
|
|
if (!d3_timer_interval) {
|
|
d3_timer_timeout = clearTimeout(d3_timer_timeout);
|
|
d3_timer_interval = 1;
|
|
d3_timer_frame(d3_timer_step);
|
|
}
|
|
}
|
|
|
|
function d3_timer_step() {
|
|
var elapsed,
|
|
now = Date.now(),
|
|
t0 = null,
|
|
t1 = d3_timer_queue;
|
|
|
|
while (t1) {
|
|
elapsed = now - t1.then;
|
|
if (elapsed > t1.delay) t1.flush = t1.callback(elapsed);
|
|
t1 = (t0 = t1).next;
|
|
}
|
|
|
|
var delay = d3_timer_flush() - now;
|
|
if (delay > 24) {
|
|
if (isFinite(delay)) {
|
|
clearTimeout(d3_timer_timeout);
|
|
d3_timer_timeout = setTimeout(d3_timer_step, delay);
|
|
}
|
|
d3_timer_interval = 0;
|
|
} else {
|
|
d3_timer_interval = 1;
|
|
d3_timer_frame(d3_timer_step);
|
|
}
|
|
}
|
|
|
|
// Flush after callbacks, to avoid concurrent queue modification.
|
|
function d3_timer_flush() {
|
|
var t0 = null,
|
|
t1 = d3_timer_queue,
|
|
then = Infinity;
|
|
while (t1) {
|
|
if (t1.flush) {
|
|
t1 = t0 ? t0.next = t1.next : d3_timer_queue = t1.next;
|
|
} else {
|
|
then = Math.min(then, t1.then + t1.delay);
|
|
t1 = (t0 = t1).next;
|
|
}
|
|
}
|
|
return then;
|
|
}
|
|
|
|
var d3_timer_frame = window.requestAnimationFrame
|
|
|| window.webkitRequestAnimationFrame
|
|
|| window.mozRequestAnimationFrame
|
|
|| window.oRequestAnimationFrame
|
|
|| window.msRequestAnimationFrame
|
|
|| function(callback) { setTimeout(callback, 17); };
|
|
d3.scale = {};
|
|
d3.scale.linear = function() {
|
|
var x0 = 0,
|
|
x1 = 1,
|
|
y0 = 0,
|
|
y1 = 1,
|
|
kx = 1, // 1 / (x1 - x0)
|
|
ky = 1, // (x1 - x0) / (y1 - y0)
|
|
interpolate = d3.interpolate,
|
|
i = interpolate(y0, y1),
|
|
clamp = false;
|
|
|
|
function scale(x) {
|
|
x = (x - x0) * kx;
|
|
return i(clamp ? Math.max(0, Math.min(1, x)) : x);
|
|
}
|
|
|
|
// Note: requires range is coercible to number!
|
|
scale.invert = function(y) {
|
|
return (y - y0) * ky + x0;
|
|
};
|
|
|
|
scale.domain = function(x) {
|
|
if (!arguments.length) return [x0, x1];
|
|
x0 = +x[0];
|
|
x1 = +x[1];
|
|
kx = 1 / (x1 - x0);
|
|
ky = (x1 - x0) / (y1 - y0);
|
|
return scale;
|
|
};
|
|
|
|
scale.range = function(x) {
|
|
if (!arguments.length) return [y0, y1];
|
|
y0 = x[0];
|
|
y1 = x[1];
|
|
ky = (x1 - x0) / (y1 - y0);
|
|
i = interpolate(y0, y1);
|
|
return scale;
|
|
};
|
|
|
|
scale.rangeRound = function(x) {
|
|
return scale.range(x).interpolate(d3.interpolateRound);
|
|
};
|
|
|
|
scale.clamp = function(x) {
|
|
if (!arguments.length) return clamp;
|
|
clamp = x;
|
|
return scale;
|
|
};
|
|
|
|
scale.interpolate = function(x) {
|
|
if (!arguments.length) return interpolate;
|
|
i = (interpolate = x)(y0, y1);
|
|
return scale;
|
|
};
|
|
|
|
// TODO Dates? Ugh.
|
|
function tickRange(m) {
|
|
var start = Math.min(x0, x1),
|
|
stop = Math.max(x0, x1),
|
|
span = stop - start,
|
|
step = Math.pow(10, Math.floor(Math.log(span / m) / Math.LN10)),
|
|
err = m / (span / step);
|
|
|
|
// Filter ticks to get closer to the desired count.
|
|
if (err <= .15) step *= 10;
|
|
else if (err <= .35) step *= 5;
|
|
else if (err <= .75) step *= 2;
|
|
|
|
// Round start and stop values to step interval.
|
|
return {
|
|
start: Math.ceil(start / step) * step,
|
|
stop: Math.floor(stop / step) * step + step * .5, // inclusive
|
|
step: step
|
|
};
|
|
}
|
|
|
|
scale.ticks = function(m) {
|
|
var range = tickRange(m);
|
|
return d3.range(range.start, range.stop, range.step);
|
|
};
|
|
|
|
scale.tickFormat = function(m) {
|
|
var n = Math.max(0, -Math.floor(Math.log(tickRange(m).step) / Math.LN10 + .01));
|
|
return d3.format(",." + n + "f");
|
|
};
|
|
|
|
return scale;
|
|
};
|
|
d3.scale.log = function() {
|
|
var linear = d3.scale.linear(),
|
|
log = d3_scale_log,
|
|
pow = log.pow;
|
|
|
|
function scale(x) {
|
|
return linear(log(x));
|
|
}
|
|
|
|
scale.invert = function(x) {
|
|
return pow(linear.invert(x));
|
|
};
|
|
|
|
scale.domain = function(x) {
|
|
if (!arguments.length) return linear.domain().map(pow);
|
|
log = (x[0] || x[1]) < 0 ? d3_scale_logn : d3_scale_log;
|
|
pow = log.pow;
|
|
linear.domain(x.map(log));
|
|
return scale;
|
|
};
|
|
|
|
scale.range = d3.rebind(scale, linear.range);
|
|
scale.rangeRound = d3.rebind(scale, linear.rangeRound);
|
|
scale.interpolate = d3.rebind(scale, linear.interpolate);
|
|
scale.clamp = d3.rebind(scale, linear.clamp);
|
|
|
|
scale.ticks = function() {
|
|
var d = linear.domain(),
|
|
ticks = [];
|
|
if (d.every(isFinite)) {
|
|
var i = Math.floor(d[0]),
|
|
j = Math.ceil(d[1]),
|
|
u = pow(d[0]),
|
|
v = pow(d[1]);
|
|
if (log === d3_scale_logn) {
|
|
ticks.push(pow(i));
|
|
for (; i++ < j;) for (var k = 9; k > 0; k--) ticks.push(pow(i) * k);
|
|
} else {
|
|
for (; i < j; i++) for (var k = 1; k < 10; k++) ticks.push(pow(i) * k);
|
|
ticks.push(pow(i));
|
|
}
|
|
for (i = 0; ticks[i] < u; i++) {} // strip small values
|
|
for (j = ticks.length; ticks[j - 1] > v; j--) {} // strip big values
|
|
ticks = ticks.slice(i, j);
|
|
}
|
|
return ticks;
|
|
};
|
|
|
|
scale.tickFormat = function() {
|
|
return function(d) { return d.toPrecision(1); };
|
|
};
|
|
|
|
return scale;
|
|
};
|
|
|
|
function d3_scale_log(x) {
|
|
return Math.log(x) / Math.LN10;
|
|
}
|
|
|
|
function d3_scale_logn(x) {
|
|
return -Math.log(-x) / Math.LN10;
|
|
}
|
|
|
|
d3_scale_log.pow = function(x) {
|
|
return Math.pow(10, x);
|
|
};
|
|
|
|
d3_scale_logn.pow = function(x) {
|
|
return -Math.pow(10, -x);
|
|
};
|
|
d3.scale.pow = function() {
|
|
var linear = d3.scale.linear(),
|
|
tick = d3.scale.linear(), // TODO better tick formatting...
|
|
exponent = 1,
|
|
powp = Number,
|
|
powb = powp;
|
|
|
|
function scale(x) {
|
|
return linear(powp(x));
|
|
}
|
|
|
|
scale.invert = function(x) {
|
|
return powb(linear.invert(x));
|
|
};
|
|
|
|
scale.domain = function(x) {
|
|
if (!arguments.length) return linear.domain().map(powb);
|
|
var pow = (x[0] || x[1]) < 0 ? d3_scale_pown : d3_scale_pow;
|
|
powp = pow(exponent);
|
|
powb = pow(1 / exponent);
|
|
linear.domain(x.map(powp));
|
|
tick.domain(x);
|
|
return scale;
|
|
};
|
|
|
|
scale.range = d3.rebind(scale, linear.range);
|
|
scale.rangeRound = d3.rebind(scale, linear.rangeRound);
|
|
scale.interpolate = d3.rebind(scale, linear.interpolate);
|
|
scale.clamp = d3.rebind(scale, linear.clamp);
|
|
scale.ticks = tick.ticks;
|
|
scale.tickFormat = tick.tickFormat;
|
|
|
|
scale.exponent = function(x) {
|
|
if (!arguments.length) return exponent;
|
|
var domain = scale.domain();
|
|
exponent = x;
|
|
return scale.domain(domain);
|
|
};
|
|
|
|
return scale;
|
|
};
|
|
|
|
function d3_scale_pow(e) {
|
|
return function(x) {
|
|
return Math.pow(x, e);
|
|
};
|
|
}
|
|
|
|
function d3_scale_pown(e) {
|
|
return function(x) {
|
|
return -Math.pow(-x, e);
|
|
};
|
|
}
|
|
d3.scale.sqrt = function() {
|
|
return d3.scale.pow().exponent(.5);
|
|
};
|
|
d3.scale.ordinal = function() {
|
|
var domain = [],
|
|
index = {},
|
|
range = [],
|
|
rangeBand = 0;
|
|
|
|
function scale(x) {
|
|
var i = x in index ? index[x] : (index[x] = domain.push(x) - 1);
|
|
return range[i % range.length];
|
|
}
|
|
|
|
scale.domain = function(x) {
|
|
if (!arguments.length) return domain;
|
|
domain = x;
|
|
index = {};
|
|
var i = -1, j = -1, n = domain.length; while (++i < n) {
|
|
x = domain[i];
|
|
if (!(x in index)) index[x] = ++j;
|
|
}
|
|
return scale;
|
|
};
|
|
|
|
scale.range = function(x) {
|
|
if (!arguments.length) return range;
|
|
range = x;
|
|
return scale;
|
|
};
|
|
|
|
scale.rangePoints = function(x, padding) {
|
|
if (arguments.length < 2) padding = 0;
|
|
var start = x[0],
|
|
stop = x[1],
|
|
step = (stop - start) / (domain.length - 1 + padding);
|
|
range = domain.length == 1
|
|
? [(start + stop) / 2]
|
|
: d3.range(start + step * padding / 2, stop + step / 2, step);
|
|
rangeBand = 0;
|
|
return scale;
|
|
};
|
|
|
|
scale.rangeBands = function(x, padding) {
|
|
if (arguments.length < 2) padding = 0;
|
|
var start = x[0],
|
|
stop = x[1],
|
|
step = (stop - start) / (domain.length + padding);
|
|
range = d3.range(start + step * padding, stop, step);
|
|
rangeBand = step * (1 - padding);
|
|
return scale;
|
|
};
|
|
|
|
scale.rangeRoundBands = function(x, padding) {
|
|
if (arguments.length < 2) padding = 0;
|
|
var start = x[0],
|
|
stop = x[1],
|
|
diff = stop - start,
|
|
step = Math.floor(diff / (domain.length + padding)),
|
|
err = diff - (domain.length - padding) * step;
|
|
range = d3.range(start + Math.round(err / 2), stop, step);
|
|
rangeBand = Math.round(step * (1 - padding));
|
|
return scale;
|
|
};
|
|
|
|
scale.rangeBand = function() {
|
|
return rangeBand;
|
|
};
|
|
|
|
return scale;
|
|
};
|
|
/*
|
|
* This product includes color specifications and designs developed by Cynthia
|
|
* Brewer (http://colorbrewer.org/). See lib/colorbrewer for more information.
|
|
*/
|
|
|
|
d3.scale.category10 = function() {
|
|
return d3.scale.ordinal().range(d3_category10);
|
|
};
|
|
|
|
d3.scale.category20 = function() {
|
|
return d3.scale.ordinal().range(d3_category20);
|
|
};
|
|
|
|
d3.scale.category20b = function() {
|
|
return d3.scale.ordinal().range(d3_category20b);
|
|
};
|
|
|
|
d3.scale.category20c = function() {
|
|
return d3.scale.ordinal().range(d3_category20c);
|
|
};
|
|
|
|
var d3_category10 = [
|
|
"#1f77b4", "#ff7f0e", "#2ca02c", "#d62728", "#9467bd",
|
|
"#8c564b", "#e377c2", "#7f7f7f", "#bcbd22", "#17becf"
|
|
];
|
|
|
|
var d3_category20 = [
|
|
"#1f77b4", "#aec7e8",
|
|
"#ff7f0e", "#ffbb78",
|
|
"#2ca02c", "#98df8a",
|
|
"#d62728", "#ff9896",
|
|
"#9467bd", "#c5b0d5",
|
|
"#8c564b", "#c49c94",
|
|
"#e377c2", "#f7b6d2",
|
|
"#7f7f7f", "#c7c7c7",
|
|
"#bcbd22", "#dbdb8d",
|
|
"#17becf", "#9edae5"
|
|
];
|
|
|
|
var d3_category20b = [
|
|
"#393b79", "#5254a3", "#6b6ecf", "#9c9ede",
|
|
"#637939", "#8ca252", "#b5cf6b", "#cedb9c",
|
|
"#8c6d31", "#bd9e39", "#e7ba52", "#e7cb94",
|
|
"#843c39", "#ad494a", "#d6616b", "#e7969c",
|
|
"#7b4173", "#a55194", "#ce6dbd", "#de9ed6"
|
|
];
|
|
|
|
var d3_category20c = [
|
|
"#3182bd", "#6baed6", "#9ecae1", "#c6dbef",
|
|
"#e6550d", "#fd8d3c", "#fdae6b", "#fdd0a2",
|
|
"#31a354", "#74c476", "#a1d99b", "#c7e9c0",
|
|
"#756bb1", "#9e9ac8", "#bcbddc", "#dadaeb",
|
|
"#636363", "#969696", "#bdbdbd", "#d9d9d9"
|
|
];
|
|
d3.scale.quantile = function() {
|
|
var domain = [],
|
|
range = [],
|
|
thresholds = [];
|
|
|
|
function rescale() {
|
|
var i = -1,
|
|
n = thresholds.length = range.length,
|
|
k = domain.length / n;
|
|
while (++i < n) thresholds[i] = domain[~~(i * k)];
|
|
}
|
|
|
|
function quantile(value) {
|
|
if (isNaN(value = +value)) return NaN;
|
|
var low = 0, high = thresholds.length - 1;
|
|
while (low <= high) {
|
|
var mid = (low + high) >> 1, midValue = thresholds[mid];
|
|
if (midValue < value) low = mid + 1;
|
|
else if (midValue > value) high = mid - 1;
|
|
else return mid;
|
|
}
|
|
return high < 0 ? 0 : high;
|
|
}
|
|
|
|
function scale(x) {
|
|
return range[quantile(x)];
|
|
}
|
|
|
|
scale.domain = function(x) {
|
|
if (!arguments.length) return domain;
|
|
domain = x.filter(function(d) { return !isNaN(d); }).sort(d3.ascending);
|
|
rescale();
|
|
return scale;
|
|
};
|
|
|
|
scale.range = function(x) {
|
|
if (!arguments.length) return range;
|
|
range = x;
|
|
rescale();
|
|
return scale;
|
|
};
|
|
|
|
scale.quantiles = function() {
|
|
return thresholds;
|
|
};
|
|
|
|
return scale;
|
|
};
|
|
d3.scale.quantize = function() {
|
|
var x0 = 0,
|
|
x1 = 1,
|
|
kx = 2,
|
|
i = 1,
|
|
range = [0, 1];
|
|
|
|
function scale(x) {
|
|
return range[Math.max(0, Math.min(i, Math.floor(kx * (x - x0))))];
|
|
}
|
|
|
|
scale.domain = function(x) {
|
|
if (!arguments.length) return [x0, x1];
|
|
x0 = x[0];
|
|
x1 = x[1];
|
|
kx = range.length / (x1 - x0);
|
|
return scale;
|
|
};
|
|
|
|
scale.range = function(x) {
|
|
if (!arguments.length) return range;
|
|
range = x;
|
|
kx = range.length / (x1 - x0);
|
|
i = range.length - 1;
|
|
return scale;
|
|
};
|
|
|
|
return scale;
|
|
};
|
|
d3.svg = {};
|
|
d3.svg.arc = function() {
|
|
var innerRadius = d3_svg_arcInnerRadius,
|
|
outerRadius = d3_svg_arcOuterRadius,
|
|
startAngle = d3_svg_arcStartAngle,
|
|
endAngle = d3_svg_arcEndAngle;
|
|
|
|
function arc() {
|
|
var r0 = innerRadius.apply(this, arguments),
|
|
r1 = outerRadius.apply(this, arguments),
|
|
a0 = startAngle.apply(this, arguments) + d3_svg_arcOffset,
|
|
a1 = endAngle.apply(this, arguments) + d3_svg_arcOffset,
|
|
da = a1 - a0,
|
|
df = da < Math.PI ? "0" : "1",
|
|
c0 = Math.cos(a0),
|
|
s0 = Math.sin(a0),
|
|
c1 = Math.cos(a1),
|
|
s1 = Math.sin(a1);
|
|
return da >= d3_svg_arcMax
|
|
? (r0
|
|
? "M0," + r1
|
|
+ "A" + r1 + "," + r1 + " 0 1,1 0," + (-r1)
|
|
+ "A" + r1 + "," + r1 + " 0 1,1 0," + r1
|
|
+ "M0," + r0
|
|
+ "A" + r0 + "," + r0 + " 0 1,1 0," + (-r0)
|
|
+ "A" + r0 + "," + r0 + " 0 1,1 0," + r0
|
|
+ "Z"
|
|
: "M0," + r1
|
|
+ "A" + r1 + "," + r1 + " 0 1,1 0," + (-r1)
|
|
+ "A" + r1 + "," + r1 + " 0 1,1 0," + r1
|
|
+ "Z")
|
|
: (r0
|
|
? "M" + r1 * c0 + "," + r1 * s0
|
|
+ "A" + r1 + "," + r1 + " 0 " + df + ",1 " + r1 * c1 + "," + r1 * s1
|
|
+ "L" + r0 * c1 + "," + r0 * s1
|
|
+ "A" + r0 + "," + r0 + " 0 " + df + ",0 " + r0 * c0 + "," + r0 * s0
|
|
+ "Z"
|
|
: "M" + r1 * c0 + "," + r1 * s0
|
|
+ "A" + r1 + "," + r1 + " 0 " + df + ",1 " + r1 * c1 + "," + r1 * s1
|
|
+ "L0,0"
|
|
+ "Z");
|
|
}
|
|
|
|
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.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.centroid = function() {
|
|
var r = (innerRadius.apply(this, arguments)
|
|
+ outerRadius.apply(this, arguments)) / 2,
|
|
a = (startAngle.apply(this, arguments)
|
|
+ endAngle.apply(this, arguments)) / 2 + d3_svg_arcOffset;
|
|
return [Math.cos(a) * r, Math.sin(a) * r];
|
|
};
|
|
|
|
return arc;
|
|
};
|
|
|
|
var d3_svg_arcOffset = -Math.PI / 2,
|
|
d3_svg_arcMax = 2 * Math.PI - 1e-6;
|
|
|
|
function d3_svg_arcInnerRadius(d) {
|
|
return d.innerRadius;
|
|
}
|
|
|
|
function d3_svg_arcOuterRadius(d) {
|
|
return d.outerRadius;
|
|
}
|
|
|
|
function d3_svg_arcStartAngle(d) {
|
|
return d.startAngle;
|
|
}
|
|
|
|
function d3_svg_arcEndAngle(d) {
|
|
return d.endAngle;
|
|
}
|
|
d3.svg.line = function() {
|
|
var x = d3_svg_lineX,
|
|
y = d3_svg_lineY,
|
|
interpolate = "linear",
|
|
interpolator = d3_svg_lineInterpolators[interpolate],
|
|
tension = .7;
|
|
|
|
function line(d) {
|
|
return d.length < 1 ? null
|
|
: "M" + interpolator(d3_svg_linePoints(this, d, x, y), tension);
|
|
}
|
|
|
|
line.x = function(v) {
|
|
if (!arguments.length) return x;
|
|
x = v;
|
|
return line;
|
|
};
|
|
|
|
line.y = function(v) {
|
|
if (!arguments.length) return y;
|
|
y = v;
|
|
return line;
|
|
};
|
|
|
|
line.interpolate = function(v) {
|
|
if (!arguments.length) return interpolate;
|
|
interpolator = d3_svg_lineInterpolators[interpolate = v];
|
|
return line;
|
|
};
|
|
|
|
line.tension = function(v) {
|
|
if (!arguments.length) return tension;
|
|
tension = v;
|
|
return line;
|
|
};
|
|
|
|
return line;
|
|
};
|
|
|
|
// Converts the specified array of data into an array of points
|
|
// (x-y tuples), by evaluating the specified `x` and `y` functions on each
|
|
// data point. The `this` context of the evaluated functions is the specified
|
|
// "self" object; each function is passed the current datum and index.
|
|
function d3_svg_linePoints(self, d, x, y) {
|
|
var points = [],
|
|
i = -1,
|
|
n = d.length,
|
|
fx = typeof x == "function",
|
|
fy = typeof y == "function",
|
|
value;
|
|
if (fx && fy) {
|
|
while (++i < n) points.push([
|
|
x.call(self, value = d[i], i),
|
|
y.call(self, value, i)
|
|
]);
|
|
} else if (fx) {
|
|
while (++i < n) points.push([x.call(self, d[i], i), y]);
|
|
} else if (fy) {
|
|
while (++i < n) points.push([x, y.call(self, d[i], i)]);
|
|
} else {
|
|
while (++i < n) points.push([x, y]);
|
|
}
|
|
return points;
|
|
}
|
|
|
|
// The default `x` property, which references d[0].
|
|
function d3_svg_lineX(d) {
|
|
return d[0];
|
|
}
|
|
|
|
// The default `y` property, which references d[1].
|
|
function d3_svg_lineY(d) {
|
|
return d[1];
|
|
}
|
|
|
|
// The various interpolators supported by the `line` class.
|
|
var d3_svg_lineInterpolators = {
|
|
"linear": d3_svg_lineLinear,
|
|
"step-before": d3_svg_lineStepBefore,
|
|
"step-after": d3_svg_lineStepAfter,
|
|
"basis": d3_svg_lineBasis,
|
|
"basis-closed": d3_svg_lineBasisClosed,
|
|
"cardinal": d3_svg_lineCardinal,
|
|
"cardinal-closed": d3_svg_lineCardinalClosed
|
|
};
|
|
|
|
// Linear interpolation; generates "L" commands.
|
|
function d3_svg_lineLinear(points) {
|
|
var path = [],
|
|
i = 0,
|
|
n = points.length,
|
|
p = points[0];
|
|
path.push(p[0], ",", p[1]);
|
|
while (++i < n) path.push("L", (p = points[i])[0], ",", p[1]);
|
|
return path.join("");
|
|
}
|
|
|
|
// Step interpolation; generates "H" and "V" commands.
|
|
function d3_svg_lineStepBefore(points) {
|
|
var path = [],
|
|
i = 0,
|
|
n = points.length,
|
|
p = points[0];
|
|
path.push(p[0], ",", p[1]);
|
|
while (++i < n) path.push("V", (p = points[i])[1], "H", p[0]);
|
|
return path.join("");
|
|
}
|
|
|
|
// Step interpolation; generates "H" and "V" commands.
|
|
function d3_svg_lineStepAfter(points) {
|
|
var path = [],
|
|
i = 0,
|
|
n = points.length,
|
|
p = points[0];
|
|
path.push(p[0], ",", p[1]);
|
|
while (++i < n) path.push("H", (p = points[i])[0], "V", p[1]);
|
|
return path.join("");
|
|
}
|
|
|
|
// Closed cardinal spline interpolation; generates "C" commands.
|
|
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));
|
|
}
|
|
|
|
// Cardinal spline interpolation; generates "C" commands.
|
|
function d3_svg_lineCardinal(points, tension, closed) {
|
|
return points.length < 3
|
|
? d3_svg_lineLinear(points)
|
|
: points[0] + d3_svg_lineHermite(points,
|
|
d3_svg_lineCardinalTangents(points, tension));
|
|
}
|
|
|
|
// Hermite spline construction; generates "C" commands.
|
|
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;
|
|
}
|
|
|
|
// Generates tangents for a cardinal spline.
|
|
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;
|
|
}
|
|
|
|
// Open B-spline interpolation; generates "C" commands.
|
|
function d3_svg_lineBasis(points) {
|
|
if (points.length < 3) return d3_svg_lineLinear(points);
|
|
var path = [],
|
|
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.push(x0, ",", y0);
|
|
d3_svg_lineBasisBezier(path, px, py);
|
|
while (++i < n) {
|
|
pi = points[i];
|
|
px.shift(); px.push(pi[0]);
|
|
py.shift(); py.push(pi[1]);
|
|
d3_svg_lineBasisBezier(path, px, py);
|
|
}
|
|
i = -1;
|
|
while (++i < 2) {
|
|
px.shift(); px.push(pi[0]);
|
|
py.shift(); py.push(pi[1]);
|
|
d3_svg_lineBasisBezier(path, px, py);
|
|
}
|
|
return path.join("");
|
|
}
|
|
|
|
// Closed B-spline interpolation; generates "C" commands.
|
|
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("");
|
|
}
|
|
|
|
// Returns the dot product of the given four-element vectors.
|
|
function d3_svg_lineDot4(a, b) {
|
|
return a[0] * b[0] + a[1] * b[1] + a[2] * b[2] + a[3] * b[3];
|
|
}
|
|
|
|
// Matrix to transform basis (b-spline) control points to bezier
|
|
// control points. Derived from FvD 11.2.8.
|
|
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];
|
|
|
|
// Pushes a "C" Bézier curve onto the specified path array, given the
|
|
// two specified four-element arrays which define the control points.
|
|
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));
|
|
}
|
|
d3.svg.area = function() {
|
|
var x = d3_svg_lineX,
|
|
y0 = d3_svg_areaY0,
|
|
y1 = d3_svg_lineY,
|
|
interpolate = "linear",
|
|
interpolator = d3_svg_lineInterpolators[interpolate],
|
|
tension = .7;
|
|
|
|
// TODO horizontal / vertical / radial orientation
|
|
|
|
function area(d) {
|
|
return d.length < 1 ? null
|
|
: "M" + interpolator(d3_svg_linePoints(this, d, x, y1), tension)
|
|
+ "L" + interpolator(d3_svg_linePoints(this, d, x, y0).reverse(), tension)
|
|
+ "Z";
|
|
}
|
|
|
|
area.x = function(v) {
|
|
if (!arguments.length) return x;
|
|
x = v;
|
|
return area;
|
|
};
|
|
|
|
area.y0 = function(v) {
|
|
if (!arguments.length) return y0;
|
|
y0 = v;
|
|
return area;
|
|
};
|
|
|
|
area.y1 = function(v) {
|
|
if (!arguments.length) return y1;
|
|
y1 = v;
|
|
return area;
|
|
};
|
|
|
|
area.interpolate = function(v) {
|
|
if (!arguments.length) return interpolate;
|
|
interpolator = d3_svg_lineInterpolators[interpolate = v];
|
|
return area;
|
|
};
|
|
|
|
area.tension = function(v) {
|
|
if (!arguments.length) return tension;
|
|
tension = v;
|
|
return area;
|
|
};
|
|
|
|
return area;
|
|
};
|
|
|
|
function d3_svg_areaY0() {
|
|
return 0;
|
|
}
|
|
d3.svg.chord = function() {
|
|
var source = d3_svg_chordSource,
|
|
target = d3_svg_chordTarget,
|
|
radius = d3_svg_chordRadius,
|
|
startAngle = d3_svg_arcStartAngle,
|
|
endAngle = d3_svg_arcEndAngle;
|
|
|
|
// TODO Allow control point to be customized.
|
|
|
|
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) + (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)
|
|
+ curve(t.r, t.p1, s.r, s.p0))
|
|
+ "Z";
|
|
}
|
|
|
|
function subgroup(self, f, d, i) {
|
|
var subgroup = f.call(self, d, i),
|
|
r = radius.call(self, subgroup, i),
|
|
a0 = startAngle.call(self, subgroup, i) + d3_svg_arcOffset,
|
|
a1 = endAngle.call(self, subgroup, i) + d3_svg_arcOffset;
|
|
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) {
|
|
return "A" + r + "," + r + " 0 0,1 " + 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_chordSource(d) {
|
|
return d.source;
|
|
}
|
|
|
|
function d3_svg_chordTarget(d) {
|
|
return d.target;
|
|
}
|
|
|
|
function d3_svg_chordRadius(d) {
|
|
return d.radius;
|
|
}
|
|
|
|
function d3_svg_chordStartAngle(d) {
|
|
return d.startAngle;
|
|
}
|
|
|
|
function d3_svg_chordEndAngle(d) {
|
|
return d.endAngle;
|
|
}
|
|
d3.svg.diagonal = function() {
|
|
var source = d3_svg_chordSource,
|
|
target = d3_svg_chordTarget,
|
|
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.mouse = function(container) {
|
|
var point = (container.ownerSVGElement || container).createSVGPoint();
|
|
if ((d3_mouse_bug44083 < 0) && (window.scrollX || window.scrollY)) {
|
|
var svg = d3.select(document.body)
|
|
.append("svg:svg")
|
|
.style("position", "absolute")
|
|
.style("top", 0)
|
|
.style("left", 0);
|
|
var ctm = svg[0][0].getScreenCTM();
|
|
d3_mouse_bug44083 = !(ctm.f || ctm.e);
|
|
svg.remove();
|
|
}
|
|
if (d3_mouse_bug44083) {
|
|
point.x = d3.event.pageX;
|
|
point.y = d3.event.pageY;
|
|
} else {
|
|
point.x = d3.event.clientX;
|
|
point.y = d3.event.clientY;
|
|
}
|
|
point = point.matrixTransform(container.getScreenCTM().inverse());
|
|
return [point.x, point.y];
|
|
};
|
|
|
|
// https://bugs.webkit.org/show_bug.cgi?id=44083
|
|
var d3_mouse_bug44083 = /WebKit/.test(navigator.userAgent) ? -1 : 0;
|
|
d3.svg.symbol = function() {
|
|
var type = d3_svg_symbolType,
|
|
size = d3_svg_symbolSize;
|
|
|
|
function symbol(d, i) {
|
|
return (d3_svg_symbols[type.call(this, d, i)]
|
|
|| d3_svg_symbols.circle)
|
|
(size.call(this, d, i));
|
|
}
|
|
|
|
symbol.type = function(x) {
|
|
if (!arguments.length) return type;
|
|
type = d3.functor(x);
|
|
return symbol;
|
|
};
|
|
|
|
// size of symbol in square pixels
|
|
symbol.size = function(x) {
|
|
if (!arguments.length) return size;
|
|
size = d3.functor(x);
|
|
return symbol;
|
|
};
|
|
|
|
return symbol;
|
|
};
|
|
|
|
// TODO cross-diagonal?
|
|
d3.svg.symbolTypes = [
|
|
"circle",
|
|
"cross",
|
|
"diamond",
|
|
"square",
|
|
"triangle-down",
|
|
"triangle-up"
|
|
];
|
|
|
|
function d3_svg_symbolSize() {
|
|
return 64;
|
|
}
|
|
|
|
function d3_svg_symbolType() {
|
|
return "circle";
|
|
}
|
|
|
|
var d3_svg_symbols = {
|
|
"circle": function(size) {
|
|
var r = Math.sqrt(size / Math.PI);
|
|
return "M0," + r
|
|
+ "A" + r + "," + r + " 0 1,1 0," + (-r)
|
|
+ "A" + r + "," + r + " 0 1,1 0," + r
|
|
+ "Z";
|
|
},
|
|
"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";
|
|
}
|
|
};
|
|
|
|
var d3_svg_symbolSqrt3 = Math.sqrt(3),
|
|
d3_svg_symbolTan30 = Math.tan(30 * Math.PI / 180);
|
|
})() |