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5985 lines
242 KiB
5985 lines
242 KiB
/* nvd3 version 1.8.2-dev (https://github.com/novus/nvd3) 2016-02-08 */
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(function(){
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// set up main nv object
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var nv = {};
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// the major global objects under the nv namespace
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nv.dev = false; //set false when in production
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nv.tooltip = nv.tooltip || {}; // For the tooltip system
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nv.utils = nv.utils || {}; // Utility subsystem
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nv.models = nv.models || {}; //stores all the possible models/components
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nv.charts = {}; //stores all the ready to use charts
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nv.logs = {}; //stores some statistics and potential error messages
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nv.dom = {}; //DOM manipulation functions
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// Node/CommonJS - require D3
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if (typeof(module) !== 'undefined' && typeof(exports) !== 'undefined' && typeof(d3) == 'undefined') {
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d3 = require('d3');
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}
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nv.dispatch = d3.dispatch('render_start', 'render_end');
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// Function bind polyfill
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// Needed ONLY for phantomJS as it's missing until version 2.0 which is unreleased as of this comment
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// https://github.com/ariya/phantomjs/issues/10522
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// http://kangax.github.io/compat-table/es5/#Function.prototype.bind
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// phantomJS is used for running the test suite
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if (!Function.prototype.bind) {
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Function.prototype.bind = function (oThis) {
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if (typeof this !== "function") {
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// closest thing possible to the ECMAScript 5 internal IsCallable function
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throw new TypeError("Function.prototype.bind - what is trying to be bound is not callable");
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}
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var aArgs = Array.prototype.slice.call(arguments, 1),
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fToBind = this,
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fNOP = function () {},
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fBound = function () {
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return fToBind.apply(this instanceof fNOP && oThis
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? this
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: oThis,
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aArgs.concat(Array.prototype.slice.call(arguments)));
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};
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fNOP.prototype = this.prototype;
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fBound.prototype = new fNOP();
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return fBound;
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};
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}
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// Development render timers - disabled if dev = false
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if (nv.dev) {
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nv.dispatch.on('render_start', function(e) {
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nv.logs.startTime = +new Date();
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});
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nv.dispatch.on('render_end', function(e) {
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nv.logs.endTime = +new Date();
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nv.logs.totalTime = nv.logs.endTime - nv.logs.startTime;
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nv.log('total', nv.logs.totalTime); // used for development, to keep track of graph generation times
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});
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}
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// Logs all arguments, and returns the last so you can test things in place
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// Note: in IE8 console.log is an object not a function, and if modernizr is used
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// then calling Function.prototype.bind with with anything other than a function
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// causes a TypeError to be thrown.
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nv.log = function() {
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if (nv.dev && window.console && console.log && console.log.apply)
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console.log.apply(console, arguments);
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else if (nv.dev && window.console && typeof console.log == "function" && Function.prototype.bind) {
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var log = Function.prototype.bind.call(console.log, console);
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log.apply(console, arguments);
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}
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return arguments[arguments.length - 1];
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};
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// print console warning, should be used by deprecated functions
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nv.deprecated = function(name, info) {
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if (console && console.warn) {
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console.warn('nvd3 warning: `' + name + '` has been deprecated. ', info || '');
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}
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};
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// The nv.render function is used to queue up chart rendering
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// in non-blocking async functions.
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// When all queued charts are done rendering, nv.dispatch.render_end is invoked.
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nv.render = function render(step) {
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// number of graphs to generate in each timeout loop
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step = step || 1;
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nv.render.active = true;
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nv.dispatch.render_start();
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var renderLoop = function() {
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var chart, graph;
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for (var i = 0; i < step && (graph = nv.render.queue[i]); i++) {
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chart = graph.generate();
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if (typeof graph.callback == typeof(Function)) graph.callback(chart);
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}
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nv.render.queue.splice(0, i);
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if (nv.render.queue.length) {
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setTimeout(renderLoop);
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}
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else {
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nv.dispatch.render_end();
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nv.render.active = false;
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}
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};
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setTimeout(renderLoop);
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};
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nv.render.active = false;
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nv.render.queue = [];
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/*
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Adds a chart to the async rendering queue. This method can take arguments in two forms:
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nv.addGraph({
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generate: <Function>
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callback: <Function>
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})
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or
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nv.addGraph(<generate Function>, <callback Function>)
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The generate function should contain code that creates the NVD3 model, sets options
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on it, adds data to an SVG element, and invokes the chart model. The generate function
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should return the chart model. See examples/lineChart.html for a usage example.
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The callback function is optional, and it is called when the generate function completes.
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*/
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nv.addGraph = function(obj) {
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if (typeof arguments[0] === typeof(Function)) {
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obj = {generate: arguments[0], callback: arguments[1]};
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}
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nv.render.queue.push(obj);
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if (!nv.render.active) {
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nv.render();
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}
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};
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// Node/CommonJS exports
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if (typeof(module) !== 'undefined' && typeof(exports) !== 'undefined') {
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module.exports = nv;
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}
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if (typeof(window) !== 'undefined') {
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window.nv = nv;
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}
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/* Facade for queueing DOM write operations
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* with Fastdom (https://github.com/wilsonpage/fastdom)
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* if available.
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* This could easily be extended to support alternate
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* implementations in the future.
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*/
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nv.dom.write = function(callback) {
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if (window.fastdom !== undefined) {
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return fastdom.write(callback);
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}
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return callback();
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};
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/* Facade for queueing DOM read operations
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* with Fastdom (https://github.com/wilsonpage/fastdom)
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* if available.
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* This could easily be extended to support alternate
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* implementations in the future.
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*/
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nv.dom.read = function(callback) {
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if (window.fastdom !== undefined) {
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return fastdom.read(callback);
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}
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return callback();
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};/* Utility class to handle creation of an interactive layer.
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This places a rectangle on top of the chart. When you mouse move over it, it sends a dispatch
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containing the X-coordinate. It can also render a vertical line where the mouse is located.
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dispatch.elementMousemove is the important event to latch onto. It is fired whenever the mouse moves over
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the rectangle. The dispatch is given one object which contains the mouseX/Y location.
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It also has 'pointXValue', which is the conversion of mouseX to the x-axis scale.
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*/
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nv.interactiveGuideline = function() {
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"use strict";
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var margin = { left: 0, top: 0 } //Pass the chart's top and left magins. Used to calculate the mouseX/Y.
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, width = null
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, height = null
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, xScale = d3.scale.linear()
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, dispatch = d3.dispatch('elementMousemove', 'elementMouseout', 'elementClick', 'elementDblclick', 'elementMouseDown', 'elementMouseUp')
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, showGuideLine = true
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, svgContainer = null // Must pass the chart's svg, we'll use its mousemove event.
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, tooltip = nv.models.tooltip()
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, isMSIE = "ActiveXObject" in window // Checkt if IE by looking for activeX.
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;
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tooltip
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.duration(0)
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.hideDelay(0)
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.hidden(false);
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function layer(selection) {
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selection.each(function(data) {
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var container = d3.select(this);
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var availableWidth = (width || 960), availableHeight = (height || 400);
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var wrap = container.selectAll("g.nv-wrap.nv-interactiveLineLayer")
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.data([data]);
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var wrapEnter = wrap.enter()
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.append("g").attr("class", " nv-wrap nv-interactiveLineLayer");
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wrapEnter.append("g").attr("class","nv-interactiveGuideLine");
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if (!svgContainer) {
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return;
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}
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function mouseHandler() {
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var d3mouse = d3.mouse(this);
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var mouseX = d3mouse[0];
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var mouseY = d3mouse[1];
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var subtractMargin = true;
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var mouseOutAnyReason = false;
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if (isMSIE) {
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/*
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D3.js (or maybe SVG.getScreenCTM) has a nasty bug in Internet Explorer 10.
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d3.mouse() returns incorrect X,Y mouse coordinates when mouse moving
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over a rect in IE 10.
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However, d3.event.offsetX/Y also returns the mouse coordinates
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relative to the triggering <rect>. So we use offsetX/Y on IE.
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*/
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mouseX = d3.event.offsetX;
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mouseY = d3.event.offsetY;
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/*
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On IE, if you attach a mouse event listener to the <svg> container,
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it will actually trigger it for all the child elements (like <path>, <circle>, etc).
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When this happens on IE, the offsetX/Y is set to where ever the child element
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is located.
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As a result, we do NOT need to subtract margins to figure out the mouse X/Y
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position under this scenario. Removing the line below *will* cause
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the interactive layer to not work right on IE.
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*/
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if(d3.event.target.tagName !== "svg") {
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subtractMargin = false;
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}
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if (d3.event.target.className.baseVal.match("nv-legend")) {
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mouseOutAnyReason = true;
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}
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}
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if(subtractMargin) {
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mouseX -= margin.left;
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mouseY -= margin.top;
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}
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/* If mouseX/Y is outside of the chart's bounds,
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trigger a mouseOut event.
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*/
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if (d3.event.type === 'mouseout'
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|| mouseX < 0 || mouseY < 0
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|| mouseX > availableWidth || mouseY > availableHeight
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|| (d3.event.relatedTarget && d3.event.relatedTarget.ownerSVGElement === undefined)
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|| mouseOutAnyReason
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) {
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if (isMSIE) {
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if (d3.event.relatedTarget
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&& d3.event.relatedTarget.ownerSVGElement === undefined
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&& (d3.event.relatedTarget.className === undefined
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|| d3.event.relatedTarget.className.match(tooltip.nvPointerEventsClass))) {
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return;
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}
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}
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dispatch.elementMouseout({
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mouseX: mouseX,
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mouseY: mouseY
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});
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layer.renderGuideLine(null); //hide the guideline
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tooltip.hidden(true);
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return;
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} else {
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tooltip.hidden(false);
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}
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var scaleIsOrdinal = typeof xScale.rangeBands === 'function';
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var pointXValue = undefined;
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// Ordinal scale has no invert method
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if (scaleIsOrdinal) {
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var elementIndex = d3.bisect(xScale.range(), mouseX) - 1;
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// Check if mouseX is in the range band
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if (xScale.range()[elementIndex] + xScale.rangeBand() >= mouseX) {
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pointXValue = xScale.domain()[d3.bisect(xScale.range(), mouseX) - 1];
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}
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else {
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dispatch.elementMouseout({
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mouseX: mouseX,
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mouseY: mouseY
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});
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layer.renderGuideLine(null); //hide the guideline
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tooltip.hidden(true);
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return;
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}
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}
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else {
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pointXValue = xScale.invert(mouseX);
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}
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dispatch.elementMousemove({
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mouseX: mouseX,
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mouseY: mouseY,
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pointXValue: pointXValue
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});
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//If user double clicks the layer, fire a elementDblclick
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if (d3.event.type === "dblclick") {
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dispatch.elementDblclick({
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mouseX: mouseX,
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mouseY: mouseY,
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pointXValue: pointXValue
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});
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}
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// if user single clicks the layer, fire elementClick
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if (d3.event.type === 'click') {
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dispatch.elementClick({
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mouseX: mouseX,
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mouseY: mouseY,
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pointXValue: pointXValue
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});
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}
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// if user presses mouse down the layer, fire elementMouseDown
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if (d3.event.type === 'mousedown') {
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dispatch.elementMouseDown({
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mouseX: mouseX,
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mouseY: mouseY,
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pointXValue: pointXValue
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});
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}
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// if user presses mouse down the layer, fire elementMouseUp
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if (d3.event.type === 'mouseup') {
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dispatch.elementMouseUp({
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mouseX: mouseX,
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mouseY: mouseY,
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pointXValue: pointXValue
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});
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}
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}
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svgContainer
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.on("touchmove",mouseHandler)
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.on("mousemove",mouseHandler, true)
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.on("mouseout" ,mouseHandler,true)
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.on("mousedown" ,mouseHandler,true)
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.on("mouseup" ,mouseHandler,true)
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.on("dblclick" ,mouseHandler)
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.on("click", mouseHandler)
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;
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layer.guideLine = null;
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//Draws a vertical guideline at the given X postion.
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layer.renderGuideLine = function(x) {
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if (!showGuideLine) return;
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if (layer.guideLine && layer.guideLine.attr("x1") === x) return;
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nv.dom.write(function() {
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var line = wrap.select(".nv-interactiveGuideLine")
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.selectAll("line")
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.data((x != null) ? [nv.utils.NaNtoZero(x)] : [], String);
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line.enter()
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.append("line")
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.attr("class", "nv-guideline")
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.attr("x1", function(d) { return d;})
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.attr("x2", function(d) { return d;})
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.attr("y1", availableHeight)
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.attr("y2",0);
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line.exit().remove();
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});
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}
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});
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}
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layer.dispatch = dispatch;
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layer.tooltip = tooltip;
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layer.margin = function(_) {
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if (!arguments.length) return margin;
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margin.top = typeof _.top != 'undefined' ? _.top : margin.top;
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margin.left = typeof _.left != 'undefined' ? _.left : margin.left;
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return layer;
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};
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layer.width = function(_) {
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if (!arguments.length) return width;
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width = _;
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return layer;
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};
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layer.height = function(_) {
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if (!arguments.length) return height;
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height = _;
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return layer;
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};
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layer.xScale = function(_) {
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if (!arguments.length) return xScale;
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xScale = _;
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return layer;
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};
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layer.showGuideLine = function(_) {
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if (!arguments.length) return showGuideLine;
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showGuideLine = _;
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return layer;
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};
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layer.svgContainer = function(_) {
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if (!arguments.length) return svgContainer;
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svgContainer = _;
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return layer;
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};
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return layer;
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};
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/* Utility class that uses d3.bisect to find the index in a given array, where a search value can be inserted.
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This is different from normal bisectLeft; this function finds the nearest index to insert the search value.
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For instance, lets say your array is [1,2,3,5,10,30], and you search for 28.
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Normal d3.bisectLeft will return 4, because 28 is inserted after the number 10. But interactiveBisect will return 5
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because 28 is closer to 30 than 10.
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Unit tests can be found in: interactiveBisectTest.html
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Has the following known issues:
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* Will not work if the data points move backwards (ie, 10,9,8,7, etc) or if the data points are in random order.
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* Won't work if there are duplicate x coordinate values.
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*/
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nv.interactiveBisect = function (values, searchVal, xAccessor) {
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"use strict";
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if (! (values instanceof Array)) {
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return null;
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}
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var _xAccessor;
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if (typeof xAccessor !== 'function') {
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_xAccessor = function(d) {
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return d.x;
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}
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} else {
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_xAccessor = xAccessor;
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}
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var _cmp = function(d, v) {
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// Accessors are no longer passed the index of the element along with
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// the element itself when invoked by d3.bisector.
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//
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// Starting at D3 v3.4.4, d3.bisector() started inspecting the
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// function passed to determine if it should consider it an accessor
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// or a comparator. This meant that accessors that take two arguments
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// (expecting an index as the second parameter) are treated as
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// comparators where the second argument is the search value against
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// which the first argument is compared.
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return _xAccessor(d) - v;
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};
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var bisect = d3.bisector(_cmp).left;
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var index = d3.max([0, bisect(values,searchVal) - 1]);
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var currentValue = _xAccessor(values[index]);
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if (typeof currentValue === 'undefined') {
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currentValue = index;
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}
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if (currentValue === searchVal) {
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return index; //found exact match
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}
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var nextIndex = d3.min([index+1, values.length - 1]);
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var nextValue = _xAccessor(values[nextIndex]);
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if (typeof nextValue === 'undefined') {
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nextValue = nextIndex;
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}
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if (Math.abs(nextValue - searchVal) >= Math.abs(currentValue - searchVal)) {
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return index;
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} else {
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return nextIndex
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}
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};
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/*
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Returns the index in the array "values" that is closest to searchVal.
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Only returns an index if searchVal is within some "threshold".
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Otherwise, returns null.
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*/
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nv.nearestValueIndex = function (values, searchVal, threshold) {
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"use strict";
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var yDistMax = Infinity, indexToHighlight = null;
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values.forEach(function(d,i) {
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var delta = Math.abs(searchVal - d);
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if ( d != null && delta <= yDistMax && delta < threshold) {
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yDistMax = delta;
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indexToHighlight = i;
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}
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});
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return indexToHighlight;
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};
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/* Model which can be instantiated to handle tooltip rendering.
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|
Example usage:
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var tip = nv.models.tooltip().gravity('w').distance(23)
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.data(myDataObject);
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tip(); //just invoke the returned function to render tooltip.
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|
*/
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|
nv.models.tooltip = function() {
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"use strict";
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/*
|
|
Tooltip data. If data is given in the proper format, a consistent tooltip is generated.
|
|
Example Format of data:
|
|
{
|
|
key: "Date",
|
|
value: "August 2009",
|
|
series: [
|
|
{key: "Series 1", value: "Value 1", color: "#000"},
|
|
{key: "Series 2", value: "Value 2", color: "#00f"}
|
|
]
|
|
}
|
|
*/
|
|
var id = "nvtooltip-" + Math.floor(Math.random() * 100000) // Generates a unique id when you create a new tooltip() object.
|
|
, data = null
|
|
, gravity = 'w' // Can be 'n','s','e','w'. Determines how tooltip is positioned.
|
|
, distance = 25 // Distance to offset tooltip from the mouse location.
|
|
, snapDistance = 0 // Tolerance allowed before tooltip is moved from its current position (creates 'snapping' effect)
|
|
, classes = null // Attaches additional CSS classes to the tooltip DIV that is created.
|
|
, chartContainer = null // Parent dom element of the SVG that holds the chart.
|
|
, hidden = true // Start off hidden, toggle with hide/show functions below.
|
|
, hideDelay = 200 // Delay (in ms) before the tooltip hides after calling hide().
|
|
, tooltip = null // d3 select of the tooltip div.
|
|
, lastPosition = { left: null, top: null } // Last position the tooltip was in.
|
|
, enabled = true // True -> tooltips are rendered. False -> don't render tooltips.
|
|
, duration = 100 // Tooltip movement duration, in ms.
|
|
, headerEnabled = true // If is to show the tooltip header.
|
|
, nvPointerEventsClass = "nv-pointer-events-none" // CSS class to specify whether element should not have mouse events.
|
|
;
|
|
|
|
/*
|
|
Function that returns the position (relative to the viewport) the tooltip should be placed in.
|
|
Should return: {
|
|
left: <leftPos>,
|
|
top: <topPos>
|
|
}
|
|
*/
|
|
var position = function() {
|
|
return {
|
|
left: d3.event !== null ? d3.event.clientX : 0,
|
|
top: d3.event !== null ? d3.event.clientY : 0
|
|
};
|
|
};
|
|
|
|
// Format function for the tooltip values column.
|
|
var valueFormatter = function(d, i) {
|
|
return d;
|
|
};
|
|
|
|
// Format function for the tooltip header value.
|
|
var headerFormatter = function(d) {
|
|
return d;
|
|
};
|
|
|
|
var keyFormatter = function(d, i) {
|
|
return d;
|
|
};
|
|
|
|
// By default, the tooltip model renders a beautiful table inside a DIV.
|
|
// You can override this function if a custom tooltip is desired.
|
|
var contentGenerator = function(d) {
|
|
if (d === null) {
|
|
return '';
|
|
}
|
|
|
|
var table = d3.select(document.createElement("table"));
|
|
if (headerEnabled) {
|
|
var theadEnter = table.selectAll("thead")
|
|
.data([d])
|
|
.enter().append("thead");
|
|
|
|
theadEnter.append("tr")
|
|
.append("td")
|
|
.attr("colspan", 3)
|
|
.append("strong")
|
|
.classed("x-value", true)
|
|
.html(headerFormatter(d.value));
|
|
}
|
|
|
|
var tbodyEnter = table.selectAll("tbody")
|
|
.data([d])
|
|
.enter().append("tbody");
|
|
|
|
var trowEnter = tbodyEnter.selectAll("tr")
|
|
.data(function(p) { return p.series})
|
|
.enter()
|
|
.append("tr")
|
|
.classed("highlight", function(p) { return p.highlight});
|
|
|
|
trowEnter.append("td")
|
|
.classed("legend-color-guide",true)
|
|
.append("div")
|
|
.style("background-color", function(p) { return p.color});
|
|
|
|
trowEnter.append("td")
|
|
.classed("key",true)
|
|
.classed("total",function(p) { return !!p.total})
|
|
.html(function(p, i) { return keyFormatter(p.key, i)});
|
|
|
|
trowEnter.append("td")
|
|
.classed("value",true)
|
|
.html(function(p, i) { return valueFormatter(p.value, i) });
|
|
|
|
trowEnter.selectAll("td").each(function(p) {
|
|
if (p.highlight) {
|
|
var opacityScale = d3.scale.linear().domain([0,1]).range(["#fff",p.color]);
|
|
var opacity = 0.6;
|
|
d3.select(this)
|
|
.style("border-bottom-color", opacityScale(opacity))
|
|
.style("border-top-color", opacityScale(opacity))
|
|
;
|
|
}
|
|
});
|
|
|
|
var html = table.node().outerHTML;
|
|
if (d.footer !== undefined)
|
|
html += "<div class='footer'>" + d.footer + "</div>";
|
|
return html;
|
|
|
|
};
|
|
|
|
var dataSeriesExists = function(d) {
|
|
if (d && d.series) {
|
|
if (nv.utils.isArray(d.series)) {
|
|
return true;
|
|
}
|
|
// if object, it's okay just convert to array of the object
|
|
if (nv.utils.isObject(d.series)) {
|
|
d.series = [d.series];
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
};
|
|
|
|
// Calculates the gravity offset of the tooltip. Parameter is position of tooltip
|
|
// relative to the viewport.
|
|
var calcGravityOffset = function(pos) {
|
|
var height = tooltip.node().offsetHeight,
|
|
width = tooltip.node().offsetWidth,
|
|
clientWidth = document.documentElement.clientWidth, // Don't want scrollbars.
|
|
clientHeight = document.documentElement.clientHeight, // Don't want scrollbars.
|
|
left, top, tmp;
|
|
|
|
// calculate position based on gravity
|
|
switch (gravity) {
|
|
case 'e':
|
|
left = - width - distance;
|
|
top = - (height / 2);
|
|
if(pos.left + left < 0) left = distance;
|
|
if((tmp = pos.top + top) < 0) top -= tmp;
|
|
if((tmp = pos.top + top + height) > clientHeight) top -= tmp - clientHeight;
|
|
break;
|
|
case 'w':
|
|
left = distance;
|
|
top = - (height / 2);
|
|
if (pos.left + left + width > clientWidth) left = - width - distance;
|
|
if ((tmp = pos.top + top) < 0) top -= tmp;
|
|
if ((tmp = pos.top + top + height) > clientHeight) top -= tmp - clientHeight;
|
|
break;
|
|
case 'n':
|
|
left = - (width / 2) - 5; // - 5 is an approximation of the mouse's height.
|
|
top = distance;
|
|
if (pos.top + top + height > clientHeight) top = - height - distance;
|
|
if ((tmp = pos.left + left) < 0) left -= tmp;
|
|
if ((tmp = pos.left + left + width) > clientWidth) left -= tmp - clientWidth;
|
|
break;
|
|
case 's':
|
|
left = - (width / 2);
|
|
top = - height - distance;
|
|
if (pos.top + top < 0) top = distance;
|
|
if ((tmp = pos.left + left) < 0) left -= tmp;
|
|
if ((tmp = pos.left + left + width) > clientWidth) left -= tmp - clientWidth;
|
|
break;
|
|
case 'center':
|
|
left = - (width / 2);
|
|
top = - (height / 2);
|
|
break;
|
|
default:
|
|
left = 0;
|
|
top = 0;
|
|
break;
|
|
}
|
|
|
|
return { 'left': left, 'top': top };
|
|
};
|
|
|
|
/*
|
|
Positions the tooltip in the correct place, as given by the position() function.
|
|
*/
|
|
var positionTooltip = function() {
|
|
nv.dom.read(function() {
|
|
var pos = position(),
|
|
gravityOffset = calcGravityOffset(pos),
|
|
left = pos.left + gravityOffset.left,
|
|
top = pos.top + gravityOffset.top;
|
|
|
|
// delay hiding a bit to avoid flickering
|
|
if (hidden) {
|
|
tooltip
|
|
.interrupt()
|
|
.transition()
|
|
.delay(hideDelay)
|
|
.duration(0)
|
|
.style('opacity', 0);
|
|
} else {
|
|
// using tooltip.style('transform') returns values un-usable for tween
|
|
var old_translate = 'translate(' + lastPosition.left + 'px, ' + lastPosition.top + 'px)';
|
|
var new_translate = 'translate(' + left + 'px, ' + top + 'px)';
|
|
var translateInterpolator = d3.interpolateString(old_translate, new_translate);
|
|
var is_hidden = tooltip.style('opacity') < 0.1;
|
|
|
|
tooltip
|
|
.interrupt() // cancel running transitions
|
|
.transition()
|
|
.duration(is_hidden ? 0 : duration)
|
|
// using tween since some versions of d3 can't auto-tween a translate on a div
|
|
.styleTween('transform', function (d) {
|
|
return translateInterpolator;
|
|
}, 'important')
|
|
// Safari has its own `-webkit-transform` and does not support `transform`
|
|
.styleTween('-webkit-transform', function (d) {
|
|
return translateInterpolator;
|
|
})
|
|
.style('-ms-transform', new_translate)
|
|
.style('opacity', 1);
|
|
}
|
|
|
|
lastPosition.left = left;
|
|
lastPosition.top = top;
|
|
});
|
|
};
|
|
|
|
// Creates new tooltip container, or uses existing one on DOM.
|
|
function initTooltip() {
|
|
if (!tooltip || !tooltip.node()) {
|
|
var container = chartContainer ? chartContainer : document.body;
|
|
// Create new tooltip div if it doesn't exist on DOM.
|
|
|
|
var data = [1];
|
|
tooltip = d3.select(container).selectAll('.nvtooltip').data(data);
|
|
|
|
tooltip.enter().append('div')
|
|
.attr("class", "nvtooltip " + (classes ? classes : "xy-tooltip"))
|
|
.attr("id", id)
|
|
.style("top", 0).style("left", 0)
|
|
.style('opacity', 0)
|
|
.style('position', 'fixed')
|
|
.selectAll("div, table, td, tr").classed(nvPointerEventsClass, true)
|
|
.classed(nvPointerEventsClass, true);
|
|
|
|
tooltip.exit().remove()
|
|
}
|
|
}
|
|
|
|
// Draw the tooltip onto the DOM.
|
|
function nvtooltip() {
|
|
if (!enabled) return;
|
|
if (!dataSeriesExists(data)) return;
|
|
|
|
nv.dom.write(function () {
|
|
initTooltip();
|
|
// Generate data and set it into tooltip.
|
|
// Bonus - If you override contentGenerator and return falsey you can use something like
|
|
// React or Knockout to bind the data for your tooltip.
|
|
var newContent = contentGenerator(data);
|
|
if (newContent) {
|
|
tooltip.node().innerHTML = newContent;
|
|
}
|
|
|
|
positionTooltip();
|
|
});
|
|
|
|
return nvtooltip;
|
|
}
|
|
|
|
nvtooltip.nvPointerEventsClass = nvPointerEventsClass;
|
|
nvtooltip.options = nv.utils.optionsFunc.bind(nvtooltip);
|
|
|
|
nvtooltip._options = Object.create({}, {
|
|
// simple read/write options
|
|
duration: {get: function(){return duration;}, set: function(_){duration=_;}},
|
|
gravity: {get: function(){return gravity;}, set: function(_){gravity=_;}},
|
|
distance: {get: function(){return distance;}, set: function(_){distance=_;}},
|
|
snapDistance: {get: function(){return snapDistance;}, set: function(_){snapDistance=_;}},
|
|
classes: {get: function(){return classes;}, set: function(_){classes=_;}},
|
|
chartContainer: {get: function(){return chartContainer;}, set: function(_){chartContainer=_;}},
|
|
enabled: {get: function(){return enabled;}, set: function(_){enabled=_;}},
|
|
hideDelay: {get: function(){return hideDelay;}, set: function(_){hideDelay=_;}},
|
|
contentGenerator: {get: function(){return contentGenerator;}, set: function(_){contentGenerator=_;}},
|
|
valueFormatter: {get: function(){return valueFormatter;}, set: function(_){valueFormatter=_;}},
|
|
headerFormatter: {get: function(){return headerFormatter;}, set: function(_){headerFormatter=_;}},
|
|
keyFormatter: {get: function(){return keyFormatter;}, set: function(_){keyFormatter=_;}},
|
|
headerEnabled: {get: function(){return headerEnabled;}, set: function(_){headerEnabled=_;}},
|
|
position: {get: function(){return position;}, set: function(_){position=_;}},
|
|
|
|
// Deprecated options
|
|
fixedTop: {get: function(){return null;}, set: function(_){
|
|
// deprecated after 1.8.1
|
|
nv.deprecated('fixedTop', 'feature removed after 1.8.1');
|
|
}},
|
|
offset: {get: function(){return {left: 0, top: 0};}, set: function(_){
|
|
// deprecated after 1.8.1
|
|
nv.deprecated('offset', 'use chart.tooltip.distance() instead');
|
|
}},
|
|
|
|
// options with extra logic
|
|
hidden: {get: function(){return hidden;}, set: function(_){
|
|
if (hidden != _) {
|
|
hidden = !!_;
|
|
nvtooltip();
|
|
}
|
|
}},
|
|
data: {get: function(){return data;}, set: function(_){
|
|
// if showing a single data point, adjust data format with that
|
|
if (_.point) {
|
|
_.value = _.point.x;
|
|
_.series = _.series || {};
|
|
_.series.value = _.point.y;
|
|
_.series.color = _.point.color || _.series.color;
|
|
}
|
|
data = _;
|
|
}},
|
|
|
|
// read only properties
|
|
node: {get: function(){return tooltip.node();}, set: function(_){}},
|
|
id: {get: function(){return id;}, set: function(_){}}
|
|
});
|
|
|
|
nv.utils.initOptions(nvtooltip);
|
|
return nvtooltip;
|
|
};
|
|
|
|
|
|
/*
|
|
Gets the browser window size
|
|
|
|
Returns object with height and width properties
|
|
*/
|
|
nv.utils.windowSize = function() {
|
|
// Sane defaults
|
|
var size = {width: 640, height: 480};
|
|
|
|
// Most recent browsers use
|
|
if (window.innerWidth && window.innerHeight) {
|
|
size.width = window.innerWidth;
|
|
size.height = window.innerHeight;
|
|
return (size);
|
|
}
|
|
|
|
// IE can use depending on mode it is in
|
|
if (document.compatMode=='CSS1Compat' &&
|
|
document.documentElement &&
|
|
document.documentElement.offsetWidth ) {
|
|
|
|
size.width = document.documentElement.offsetWidth;
|
|
size.height = document.documentElement.offsetHeight;
|
|
return (size);
|
|
}
|
|
|
|
// Earlier IE uses Doc.body
|
|
if (document.body && document.body.offsetWidth) {
|
|
size.width = document.body.offsetWidth;
|
|
size.height = document.body.offsetHeight;
|
|
return (size);
|
|
}
|
|
|
|
return (size);
|
|
};
|
|
|
|
|
|
/* handle dumb browser quirks... isinstance breaks if you use frames
|
|
typeof returns 'object' for null, NaN is a number, etc.
|
|
*/
|
|
nv.utils.isArray = Array.isArray;
|
|
nv.utils.isObject = function(a) {
|
|
return a !== null && typeof a === 'object';
|
|
};
|
|
nv.utils.isFunction = function(a) {
|
|
return typeof a === 'function';
|
|
};
|
|
nv.utils.isDate = function(a) {
|
|
return toString.call(a) === '[object Date]';
|
|
};
|
|
nv.utils.isNumber = function(a) {
|
|
return !isNaN(a) && typeof a === 'number';
|
|
};
|
|
|
|
|
|
/*
|
|
Binds callback function to run when window is resized
|
|
*/
|
|
nv.utils.windowResize = function(handler) {
|
|
if (window.addEventListener) {
|
|
window.addEventListener('resize', handler);
|
|
} else {
|
|
nv.log("ERROR: Failed to bind to window.resize with: ", handler);
|
|
}
|
|
// return object with clear function to remove the single added callback.
|
|
return {
|
|
callback: handler,
|
|
clear: function() {
|
|
window.removeEventListener('resize', handler);
|
|
}
|
|
}
|
|
};
|
|
|
|
|
|
/*
|
|
Backwards compatible way to implement more d3-like coloring of graphs.
|
|
Can take in nothing, an array, or a function/scale
|
|
To use a normal scale, get the range and pass that because we must be able
|
|
to take two arguments and use the index to keep backward compatibility
|
|
*/
|
|
nv.utils.getColor = function(color) {
|
|
//if you pass in nothing, get default colors back
|
|
if (color === undefined) {
|
|
return nv.utils.defaultColor();
|
|
|
|
//if passed an array, turn it into a color scale
|
|
} else if(nv.utils.isArray(color)) {
|
|
var color_scale = d3.scale.ordinal().range(color);
|
|
return function(d, i) {
|
|
var key = i === undefined ? d : i;
|
|
return d.color || color_scale(key);
|
|
};
|
|
|
|
//if passed a function or scale, return it, or whatever it may be
|
|
//external libs, such as angularjs-nvd3-directives use this
|
|
} else {
|
|
//can't really help it if someone passes rubbish as color
|
|
return color;
|
|
}
|
|
};
|
|
|
|
|
|
/*
|
|
Default color chooser uses a color scale of 20 colors from D3
|
|
https://github.com/mbostock/d3/wiki/Ordinal-Scales#categorical-colors
|
|
*/
|
|
nv.utils.defaultColor = function() {
|
|
// get range of the scale so we'll turn it into our own function.
|
|
return nv.utils.getColor(d3.scale.category20().range());
|
|
};
|
|
|
|
|
|
/*
|
|
Returns a color function that takes the result of 'getKey' for each series and
|
|
looks for a corresponding color from the dictionary
|
|
*/
|
|
nv.utils.customTheme = function(dictionary, getKey, defaultColors) {
|
|
// use default series.key if getKey is undefined
|
|
getKey = getKey || function(series) { return series.key };
|
|
defaultColors = defaultColors || d3.scale.category20().range();
|
|
|
|
// start at end of default color list and walk back to index 0
|
|
var defIndex = defaultColors.length;
|
|
|
|
return function(series, index) {
|
|
var key = getKey(series);
|
|
if (nv.utils.isFunction(dictionary[key])) {
|
|
return dictionary[key]();
|
|
} else if (dictionary[key] !== undefined) {
|
|
return dictionary[key];
|
|
} else {
|
|
// no match in dictionary, use a default color
|
|
if (!defIndex) {
|
|
// used all the default colors, start over
|
|
defIndex = defaultColors.length;
|
|
}
|
|
defIndex = defIndex - 1;
|
|
return defaultColors[defIndex];
|
|
}
|
|
};
|
|
};
|
|
|
|
|
|
/*
|
|
From the PJAX example on d3js.org, while this is not really directly needed
|
|
it's a very cool method for doing pjax, I may expand upon it a little bit,
|
|
open to suggestions on anything that may be useful
|
|
*/
|
|
nv.utils.pjax = function(links, content) {
|
|
|
|
var load = function(href) {
|
|
d3.html(href, function(fragment) {
|
|
var target = d3.select(content).node();
|
|
target.parentNode.replaceChild(
|
|
d3.select(fragment).select(content).node(),
|
|
target);
|
|
nv.utils.pjax(links, content);
|
|
});
|
|
};
|
|
|
|
d3.selectAll(links).on("click", function() {
|
|
history.pushState(this.href, this.textContent, this.href);
|
|
load(this.href);
|
|
d3.event.preventDefault();
|
|
});
|
|
|
|
d3.select(window).on("popstate", function() {
|
|
if (d3.event.state) {
|
|
load(d3.event.state);
|
|
}
|
|
});
|
|
};
|
|
|
|
|
|
/*
|
|
For when we want to approximate the width in pixels for an SVG:text element.
|
|
Most common instance is when the element is in a display:none; container.
|
|
Forumla is : text.length * font-size * constant_factor
|
|
*/
|
|
nv.utils.calcApproxTextWidth = function (svgTextElem) {
|
|
if (nv.utils.isFunction(svgTextElem.style) && nv.utils.isFunction(svgTextElem.text)) {
|
|
var fontSize = parseInt(svgTextElem.style("font-size").replace("px",""), 10);
|
|
var textLength = svgTextElem.text().length;
|
|
return nv.utils.NaNtoZero(textLength * fontSize * 0.5);
|
|
}
|
|
return 0;
|
|
};
|
|
|
|
|
|
/*
|
|
Numbers that are undefined, null or NaN, convert them to zeros.
|
|
*/
|
|
nv.utils.NaNtoZero = function(n) {
|
|
if (!nv.utils.isNumber(n)
|
|
|| isNaN(n)
|
|
|| n === null
|
|
|| n === Infinity
|
|
|| n === -Infinity) {
|
|
|
|
return 0;
|
|
}
|
|
return n;
|
|
};
|
|
|
|
/*
|
|
Add a way to watch for d3 transition ends to d3
|
|
*/
|
|
d3.selection.prototype.watchTransition = function(renderWatch){
|
|
var args = [this].concat([].slice.call(arguments, 1));
|
|
return renderWatch.transition.apply(renderWatch, args);
|
|
};
|
|
|
|
|
|
/*
|
|
Helper object to watch when d3 has rendered something
|
|
*/
|
|
nv.utils.renderWatch = function(dispatch, duration) {
|
|
if (!(this instanceof nv.utils.renderWatch)) {
|
|
return new nv.utils.renderWatch(dispatch, duration);
|
|
}
|
|
|
|
var _duration = duration !== undefined ? duration : 250;
|
|
var renderStack = [];
|
|
var self = this;
|
|
|
|
this.models = function(models) {
|
|
models = [].slice.call(arguments, 0);
|
|
models.forEach(function(model){
|
|
model.__rendered = false;
|
|
(function(m){
|
|
m.dispatch.on('renderEnd', function(arg){
|
|
m.__rendered = true;
|
|
self.renderEnd('model');
|
|
});
|
|
})(model);
|
|
|
|
if (renderStack.indexOf(model) < 0) {
|
|
renderStack.push(model);
|
|
}
|
|
});
|
|
return this;
|
|
};
|
|
|
|
this.reset = function(duration) {
|
|
if (duration !== undefined) {
|
|
_duration = duration;
|
|
}
|
|
renderStack = [];
|
|
};
|
|
|
|
this.transition = function(selection, args, duration) {
|
|
args = arguments.length > 1 ? [].slice.call(arguments, 1) : [];
|
|
|
|
if (args.length > 1) {
|
|
duration = args.pop();
|
|
} else {
|
|
duration = _duration !== undefined ? _duration : 250;
|
|
}
|
|
selection.__rendered = false;
|
|
|
|
if (renderStack.indexOf(selection) < 0) {
|
|
renderStack.push(selection);
|
|
}
|
|
|
|
if (duration === 0) {
|
|
selection.__rendered = true;
|
|
selection.delay = function() { return this; };
|
|
selection.duration = function() { return this; };
|
|
return selection;
|
|
} else {
|
|
if (selection.length === 0) {
|
|
selection.__rendered = true;
|
|
} else if (selection.every( function(d){ return !d.length; } )) {
|
|
selection.__rendered = true;
|
|
} else {
|
|
selection.__rendered = false;
|
|
}
|
|
|
|
var n = 0;
|
|
return selection
|
|
.transition()
|
|
.duration(duration)
|
|
.each(function(){ ++n; })
|
|
.each('end', function(d, i) {
|
|
if (--n === 0) {
|
|
selection.__rendered = true;
|
|
self.renderEnd.apply(this, args);
|
|
}
|
|
});
|
|
}
|
|
};
|
|
|
|
this.renderEnd = function() {
|
|
if (renderStack.every( function(d){ return d.__rendered; } )) {
|
|
renderStack.forEach( function(d){ d.__rendered = false; });
|
|
dispatch.renderEnd.apply(this, arguments);
|
|
}
|
|
}
|
|
|
|
};
|
|
|
|
|
|
/*
|
|
Takes multiple objects and combines them into the first one (dst)
|
|
example: nv.utils.deepExtend({a: 1}, {a: 2, b: 3}, {c: 4});
|
|
gives: {a: 2, b: 3, c: 4}
|
|
*/
|
|
nv.utils.deepExtend = function(dst){
|
|
var sources = arguments.length > 1 ? [].slice.call(arguments, 1) : [];
|
|
sources.forEach(function(source) {
|
|
for (var key in source) {
|
|
var isArray = nv.utils.isArray(dst[key]);
|
|
var isObject = nv.utils.isObject(dst[key]);
|
|
var srcObj = nv.utils.isObject(source[key]);
|
|
|
|
if (isObject && !isArray && srcObj) {
|
|
nv.utils.deepExtend(dst[key], source[key]);
|
|
} else {
|
|
dst[key] = source[key];
|
|
}
|
|
}
|
|
});
|
|
};
|
|
|
|
|
|
/*
|
|
state utility object, used to track d3 states in the models
|
|
*/
|
|
nv.utils.state = function(){
|
|
if (!(this instanceof nv.utils.state)) {
|
|
return new nv.utils.state();
|
|
}
|
|
var state = {};
|
|
var _self = this;
|
|
var _setState = function(){};
|
|
var _getState = function(){ return {}; };
|
|
var init = null;
|
|
var changed = null;
|
|
|
|
this.dispatch = d3.dispatch('change', 'set');
|
|
|
|
this.dispatch.on('set', function(state){
|
|
_setState(state, true);
|
|
});
|
|
|
|
this.getter = function(fn){
|
|
_getState = fn;
|
|
return this;
|
|
};
|
|
|
|
this.setter = function(fn, callback) {
|
|
if (!callback) {
|
|
callback = function(){};
|
|
}
|
|
_setState = function(state, update){
|
|
fn(state);
|
|
if (update) {
|
|
callback();
|
|
}
|
|
};
|
|
return this;
|
|
};
|
|
|
|
this.init = function(state){
|
|
init = init || {};
|
|
nv.utils.deepExtend(init, state);
|
|
};
|
|
|
|
var _set = function(){
|
|
var settings = _getState();
|
|
|
|
if (JSON.stringify(settings) === JSON.stringify(state)) {
|
|
return false;
|
|
}
|
|
|
|
for (var key in settings) {
|
|
if (state[key] === undefined) {
|
|
state[key] = {};
|
|
}
|
|
state[key] = settings[key];
|
|
changed = true;
|
|
}
|
|
return true;
|
|
};
|
|
|
|
this.update = function(){
|
|
if (init) {
|
|
_setState(init, false);
|
|
init = null;
|
|
}
|
|
if (_set.call(this)) {
|
|
this.dispatch.change(state);
|
|
}
|
|
};
|
|
|
|
};
|
|
|
|
|
|
/*
|
|
Snippet of code you can insert into each nv.models.* to give you the ability to
|
|
do things like:
|
|
chart.options({
|
|
showXAxis: true,
|
|
tooltips: true
|
|
});
|
|
|
|
To enable in the chart:
|
|
chart.options = nv.utils.optionsFunc.bind(chart);
|
|
*/
|
|
nv.utils.optionsFunc = function(args) {
|
|
if (args) {
|
|
d3.map(args).forEach((function(key,value) {
|
|
if (nv.utils.isFunction(this[key])) {
|
|
this[key](value);
|
|
}
|
|
}).bind(this));
|
|
}
|
|
return this;
|
|
};
|
|
|
|
|
|
/*
|
|
numTicks: requested number of ticks
|
|
data: the chart data
|
|
|
|
returns the number of ticks to actually use on X axis, based on chart data
|
|
to avoid duplicate ticks with the same value
|
|
*/
|
|
nv.utils.calcTicksX = function(numTicks, data) {
|
|
// find max number of values from all data streams
|
|
var numValues = 1;
|
|
var i = 0;
|
|
for (i; i < data.length; i += 1) {
|
|
var stream_len = data[i] && data[i].values ? data[i].values.length : 0;
|
|
numValues = stream_len > numValues ? stream_len : numValues;
|
|
}
|
|
nv.log("Requested number of ticks: ", numTicks);
|
|
nv.log("Calculated max values to be: ", numValues);
|
|
// make sure we don't have more ticks than values to avoid duplicates
|
|
numTicks = numTicks > numValues ? numTicks = numValues - 1 : numTicks;
|
|
// make sure we have at least one tick
|
|
numTicks = numTicks < 1 ? 1 : numTicks;
|
|
// make sure it's an integer
|
|
numTicks = Math.floor(numTicks);
|
|
nv.log("Calculating tick count as: ", numTicks);
|
|
return numTicks;
|
|
};
|
|
|
|
|
|
/*
|
|
returns number of ticks to actually use on Y axis, based on chart data
|
|
*/
|
|
nv.utils.calcTicksY = function(numTicks, data) {
|
|
// currently uses the same logic but we can adjust here if needed later
|
|
return nv.utils.calcTicksX(numTicks, data);
|
|
};
|
|
|
|
|
|
/*
|
|
Add a particular option from an options object onto chart
|
|
Options exposed on a chart are a getter/setter function that returns chart
|
|
on set to mimic typical d3 option chaining, e.g. svg.option1('a').option2('b');
|
|
|
|
option objects should be generated via Object.create() to provide
|
|
the option of manipulating data via get/set functions.
|
|
*/
|
|
nv.utils.initOption = function(chart, name) {
|
|
// if it's a call option, just call it directly, otherwise do get/set
|
|
if (chart._calls && chart._calls[name]) {
|
|
chart[name] = chart._calls[name];
|
|
} else {
|
|
chart[name] = function (_) {
|
|
if (!arguments.length) return chart._options[name];
|
|
chart._overrides[name] = true;
|
|
chart._options[name] = _;
|
|
return chart;
|
|
};
|
|
// calling the option as _option will ignore if set by option already
|
|
// so nvd3 can set options internally but the stop if set manually
|
|
chart['_' + name] = function(_) {
|
|
if (!arguments.length) return chart._options[name];
|
|
if (!chart._overrides[name]) {
|
|
chart._options[name] = _;
|
|
}
|
|
return chart;
|
|
}
|
|
}
|
|
};
|
|
|
|
|
|
/*
|
|
Add all options in an options object to the chart
|
|
*/
|
|
nv.utils.initOptions = function(chart) {
|
|
chart._overrides = chart._overrides || {};
|
|
var ops = Object.getOwnPropertyNames(chart._options || {});
|
|
var calls = Object.getOwnPropertyNames(chart._calls || {});
|
|
ops = ops.concat(calls);
|
|
for (var i in ops) {
|
|
nv.utils.initOption(chart, ops[i]);
|
|
}
|
|
};
|
|
|
|
|
|
/*
|
|
Inherit options from a D3 object
|
|
d3.rebind makes calling the function on target actually call it on source
|
|
Also use _d3options so we can track what we inherit for documentation and chained inheritance
|
|
*/
|
|
nv.utils.inheritOptionsD3 = function(target, d3_source, oplist) {
|
|
target._d3options = oplist.concat(target._d3options || []);
|
|
oplist.unshift(d3_source);
|
|
oplist.unshift(target);
|
|
d3.rebind.apply(this, oplist);
|
|
};
|
|
|
|
|
|
/*
|
|
Remove duplicates from an array
|
|
*/
|
|
nv.utils.arrayUnique = function(a) {
|
|
return a.sort().filter(function(item, pos) {
|
|
return !pos || item != a[pos - 1];
|
|
});
|
|
};
|
|
|
|
|
|
/*
|
|
Keeps a list of custom symbols to draw from in addition to d3.svg.symbol
|
|
Necessary since d3 doesn't let you extend its list -_-
|
|
Add new symbols by doing nv.utils.symbols.set('name', function(size){...});
|
|
*/
|
|
nv.utils.symbolMap = d3.map();
|
|
|
|
|
|
/*
|
|
Replaces d3.svg.symbol so that we can look both there and our own map
|
|
*/
|
|
nv.utils.symbol = function() {
|
|
var type,
|
|
size = 64;
|
|
function symbol(d,i) {
|
|
var t = type.call(this,d,i);
|
|
var s = size.call(this,d,i);
|
|
if (d3.svg.symbolTypes.indexOf(t) !== -1) {
|
|
return d3.svg.symbol().type(t).size(s)();
|
|
} else {
|
|
return nv.utils.symbolMap.get(t)(s);
|
|
}
|
|
}
|
|
symbol.type = function(_) {
|
|
if (!arguments.length) return type;
|
|
type = d3.functor(_);
|
|
return symbol;
|
|
};
|
|
symbol.size = function(_) {
|
|
if (!arguments.length) return size;
|
|
size = d3.functor(_);
|
|
return symbol;
|
|
};
|
|
return symbol;
|
|
};
|
|
|
|
|
|
/*
|
|
Inherit option getter/setter functions from source to target
|
|
d3.rebind makes calling the function on target actually call it on source
|
|
Also track via _inherited and _d3options so we can track what we inherit
|
|
for documentation generation purposes and chained inheritance
|
|
*/
|
|
nv.utils.inheritOptions = function(target, source) {
|
|
// inherit all the things
|
|
var ops = Object.getOwnPropertyNames(source._options || {});
|
|
var calls = Object.getOwnPropertyNames(source._calls || {});
|
|
var inherited = source._inherited || [];
|
|
var d3ops = source._d3options || [];
|
|
var args = ops.concat(calls).concat(inherited).concat(d3ops);
|
|
args.unshift(source);
|
|
args.unshift(target);
|
|
d3.rebind.apply(this, args);
|
|
// pass along the lists to keep track of them, don't allow duplicates
|
|
target._inherited = nv.utils.arrayUnique(ops.concat(calls).concat(inherited).concat(ops).concat(target._inherited || []));
|
|
target._d3options = nv.utils.arrayUnique(d3ops.concat(target._d3options || []));
|
|
};
|
|
|
|
|
|
/*
|
|
Runs common initialize code on the svg before the chart builds
|
|
*/
|
|
nv.utils.initSVG = function(svg) {
|
|
svg.classed({'nvd3-svg':true});
|
|
};
|
|
|
|
|
|
/*
|
|
Sanitize and provide default for the container height.
|
|
*/
|
|
nv.utils.sanitizeHeight = function(height, container) {
|
|
return (height || parseInt(container.style('height'), 10) || 400);
|
|
};
|
|
|
|
|
|
/*
|
|
Sanitize and provide default for the container width.
|
|
*/
|
|
nv.utils.sanitizeWidth = function(width, container) {
|
|
return (width || parseInt(container.style('width'), 10) || 960);
|
|
};
|
|
|
|
|
|
/*
|
|
Calculate the available height for a chart.
|
|
*/
|
|
nv.utils.availableHeight = function(height, container, margin) {
|
|
return Math.max(0,nv.utils.sanitizeHeight(height, container) - margin.top - margin.bottom);
|
|
};
|
|
|
|
/*
|
|
Calculate the available width for a chart.
|
|
*/
|
|
nv.utils.availableWidth = function(width, container, margin) {
|
|
return Math.max(0,nv.utils.sanitizeWidth(width, container) - margin.left - margin.right);
|
|
};
|
|
|
|
/*
|
|
Clear any rendered chart components and display a chart's 'noData' message
|
|
*/
|
|
nv.utils.noData = function(chart, container) {
|
|
var opt = chart.options(),
|
|
margin = opt.margin(),
|
|
noData = opt.noData(),
|
|
data = (noData == null) ? ["No Data Available."] : [noData],
|
|
height = nv.utils.availableHeight(null, container, margin),
|
|
width = nv.utils.availableWidth(null, container, margin),
|
|
x = margin.left + width/2,
|
|
y = margin.top + height/2;
|
|
|
|
//Remove any previously created chart components
|
|
container.selectAll('g').remove();
|
|
|
|
var noDataText = container.selectAll('.nv-noData').data(data);
|
|
|
|
noDataText.enter().append('text')
|
|
.attr('class', 'nvd3 nv-noData')
|
|
.attr('dy', '-.7em')
|
|
.style('text-anchor', 'middle');
|
|
|
|
noDataText
|
|
.attr('x', x)
|
|
.attr('y', y)
|
|
.text(function(t){ return t; });
|
|
};
|
|
|
|
/*
|
|
Wrap long labels.
|
|
*/
|
|
nv.utils.wrapTicks = function (text, width) {
|
|
text.each(function() {
|
|
var text = d3.select(this),
|
|
words = text.text().split(/\s+/).reverse(),
|
|
word,
|
|
line = [],
|
|
lineNumber = 0,
|
|
lineHeight = 1.1,
|
|
y = text.attr("y"),
|
|
dy = parseFloat(text.attr("dy")),
|
|
tspan = text.text(null).append("tspan").attr("x", 0).attr("y", y).attr("dy", dy + "em");
|
|
while (word = words.pop()) {
|
|
line.push(word);
|
|
tspan.text(line.join(" "));
|
|
if (tspan.node().getComputedTextLength() > width) {
|
|
line.pop();
|
|
tspan.text(line.join(" "));
|
|
line = [word];
|
|
tspan = text.append("tspan").attr("x", 0).attr("y", y).attr("dy", ++lineNumber * lineHeight + dy + "em").text(word);
|
|
}
|
|
}
|
|
});
|
|
};
|
|
|
|
/*
|
|
Check equality of 2 array
|
|
*/
|
|
nv.utils.arrayEquals = function (array1, array2) {
|
|
if (array1 === array2)
|
|
return true;
|
|
|
|
if (!array1 || !array2)
|
|
return false;
|
|
|
|
// compare lengths - can save a lot of time
|
|
if (array1.length != array2.length)
|
|
return false;
|
|
|
|
for (var i = 0,
|
|
l = array1.length; i < l; i++) {
|
|
// Check if we have nested arrays
|
|
if (array1[i] instanceof Array && array2[i] instanceof Array) {
|
|
// recurse into the nested arrays
|
|
if (!nv.arrayEquals(array1[i], array2[i]))
|
|
return false;
|
|
} else if (array1[i] != array2[i]) {
|
|
// Warning - two different object instances will never be equal: {x:20} != {x:20}
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
};nv.models.axis = function() {
|
|
"use strict";
|
|
|
|
//============================================================
|
|
// Public Variables with Default Settings
|
|
//------------------------------------------------------------
|
|
|
|
var axis = d3.svg.axis();
|
|
var scale = d3.scale.linear();
|
|
|
|
var margin = {top: 0, right: 0, bottom: 0, left: 0}
|
|
, width = 75 //only used for tickLabel currently
|
|
, height = 60 //only used for tickLabel currently
|
|
, axisLabelText = null
|
|
, showMaxMin = true //TODO: showMaxMin should be disabled on all ordinal scaled axes
|
|
, rotateLabels = 0
|
|
, rotateYLabel = true
|
|
, staggerLabels = false
|
|
, isOrdinal = false
|
|
, ticks = null
|
|
, axisLabelDistance = 0
|
|
, fontSize = undefined
|
|
, duration = 250
|
|
, dispatch = d3.dispatch('renderEnd')
|
|
;
|
|
axis
|
|
.scale(scale)
|
|
.orient('bottom')
|
|
.tickFormat(function(d) { return d })
|
|
;
|
|
|
|
//============================================================
|
|
// Private Variables
|
|
//------------------------------------------------------------
|
|
|
|
var scale0;
|
|
var renderWatch = nv.utils.renderWatch(dispatch, duration);
|
|
|
|
function chart(selection) {
|
|
renderWatch.reset();
|
|
selection.each(function(data) {
|
|
var container = d3.select(this);
|
|
nv.utils.initSVG(container);
|
|
|
|
// Setup containers and skeleton of chart
|
|
var wrap = container.selectAll('g.nv-wrap.nv-axis').data([data]);
|
|
var wrapEnter = wrap.enter().append('g').attr('class', 'nvd3 nv-wrap nv-axis');
|
|
var gEnter = wrapEnter.append('g');
|
|
var g = wrap.select('g');
|
|
|
|
if (ticks !== null)
|
|
axis.ticks(ticks);
|
|
else if (axis.orient() == 'top' || axis.orient() == 'bottom')
|
|
axis.ticks(Math.abs(scale.range()[1] - scale.range()[0]) / 100);
|
|
|
|
//TODO: consider calculating width/height based on whether or not label is added, for reference in charts using this component
|
|
g.watchTransition(renderWatch, 'axis').call(axis);
|
|
|
|
scale0 = scale0 || axis.scale();
|
|
|
|
var fmt = axis.tickFormat();
|
|
if (fmt == null) {
|
|
fmt = scale0.tickFormat();
|
|
}
|
|
|
|
var axisLabel = g.selectAll('text.nv-axislabel')
|
|
.data([axisLabelText || null]);
|
|
axisLabel.exit().remove();
|
|
|
|
//only skip when fontSize is undefined so it can be cleared with a null or blank string
|
|
if (fontSize !== undefined) {
|
|
g.selectAll('g').select("text").style('font-size', fontSize);
|
|
}
|
|
|
|
var xLabelMargin;
|
|
var axisMaxMin;
|
|
var w;
|
|
switch (axis.orient()) {
|
|
case 'top':
|
|
axisLabel.enter().append('text').attr('class', 'nv-axislabel');
|
|
w = 0;
|
|
if (scale.range().length === 1) {
|
|
w = isOrdinal ? scale.range()[0] * 2 + scale.rangeBand() : 0;
|
|
} else if (scale.range().length === 2) {
|
|
w = isOrdinal ? scale.range()[0] + scale.range()[1] + scale.rangeBand() : scale.range()[1];
|
|
} else if ( scale.range().length > 2){
|
|
w = scale.range()[scale.range().length-1]+(scale.range()[1]-scale.range()[0]);
|
|
};
|
|
axisLabel
|
|
.attr('text-anchor', 'middle')
|
|
.attr('y', 0)
|
|
.attr('x', w/2);
|
|
if (showMaxMin) {
|
|
axisMaxMin = wrap.selectAll('g.nv-axisMaxMin')
|
|
.data(scale.domain());
|
|
axisMaxMin.enter().append('g').attr('class',function(d,i){
|
|
return ['nv-axisMaxMin','nv-axisMaxMin-x',(i == 0 ? 'nv-axisMin-x':'nv-axisMax-x')].join(' ')
|
|
}).append('text');
|
|
axisMaxMin.exit().remove();
|
|
axisMaxMin
|
|
.attr('transform', function(d,i) {
|
|
return 'translate(' + nv.utils.NaNtoZero(scale(d)) + ',0)'
|
|
})
|
|
.select('text')
|
|
.attr('dy', '-0.5em')
|
|
.attr('y', -axis.tickPadding())
|
|
.attr('text-anchor', 'middle')
|
|
.text(function(d,i) {
|
|
var v = fmt(d);
|
|
return ('' + v).match('NaN') ? '' : v;
|
|
});
|
|
axisMaxMin.watchTransition(renderWatch, 'min-max top')
|
|
.attr('transform', function(d,i) {
|
|
return 'translate(' + nv.utils.NaNtoZero(scale.range()[i]) + ',0)'
|
|
});
|
|
}
|
|
break;
|
|
case 'bottom':
|
|
xLabelMargin = axisLabelDistance + 36;
|
|
var maxTextWidth = 30;
|
|
var textHeight = 0;
|
|
var xTicks = g.selectAll('g').select("text");
|
|
var rotateLabelsRule = '';
|
|
if (rotateLabels%360) {
|
|
//Reset transform on ticks so textHeight can be calculated correctly
|
|
xTicks.attr('transform', '');
|
|
//Calculate the longest xTick width
|
|
xTicks.each(function(d,i){
|
|
var box = this.getBoundingClientRect();
|
|
var width = box.width;
|
|
textHeight = box.height;
|
|
if(width > maxTextWidth) maxTextWidth = width;
|
|
});
|
|
rotateLabelsRule = 'rotate(' + rotateLabels + ' 0,' + (textHeight/2 + axis.tickPadding()) + ')';
|
|
//Convert to radians before calculating sin. Add 30 to margin for healthy padding.
|
|
var sin = Math.abs(Math.sin(rotateLabels*Math.PI/180));
|
|
xLabelMargin = (sin ? sin*maxTextWidth : maxTextWidth)+30;
|
|
//Rotate all xTicks
|
|
xTicks
|
|
.attr('transform', rotateLabelsRule)
|
|
.style('text-anchor', rotateLabels%360 > 0 ? 'start' : 'end');
|
|
} else {
|
|
if (staggerLabels) {
|
|
xTicks
|
|
.attr('transform', function(d,i) {
|
|
return 'translate(0,' + (i % 2 == 0 ? '0' : '12') + ')'
|
|
});
|
|
} else {
|
|
xTicks.attr('transform', "translate(0,0)");
|
|
}
|
|
}
|
|
axisLabel.enter().append('text').attr('class', 'nv-axislabel');
|
|
w = 0;
|
|
if (scale.range().length === 1) {
|
|
w = isOrdinal ? scale.range()[0] * 2 + scale.rangeBand() : 0;
|
|
} else if (scale.range().length === 2) {
|
|
w = isOrdinal ? scale.range()[0] + scale.range()[1] + scale.rangeBand() : scale.range()[1];
|
|
} else if ( scale.range().length > 2){
|
|
w = scale.range()[scale.range().length-1]+(scale.range()[1]-scale.range()[0]);
|
|
};
|
|
axisLabel
|
|
.attr('text-anchor', 'middle')
|
|
.attr('y', xLabelMargin)
|
|
.attr('x', w/2);
|
|
if (showMaxMin) {
|
|
//if (showMaxMin && !isOrdinal) {
|
|
axisMaxMin = wrap.selectAll('g.nv-axisMaxMin')
|
|
//.data(scale.domain())
|
|
.data([scale.domain()[0], scale.domain()[scale.domain().length - 1]]);
|
|
axisMaxMin.enter().append('g').attr('class',function(d,i){
|
|
return ['nv-axisMaxMin','nv-axisMaxMin-x',(i == 0 ? 'nv-axisMin-x':'nv-axisMax-x')].join(' ')
|
|
}).append('text');
|
|
axisMaxMin.exit().remove();
|
|
axisMaxMin
|
|
.attr('transform', function(d,i) {
|
|
return 'translate(' + nv.utils.NaNtoZero((scale(d) + (isOrdinal ? scale.rangeBand() / 2 : 0))) + ',0)'
|
|
})
|
|
.select('text')
|
|
.attr('dy', '.71em')
|
|
.attr('y', axis.tickPadding())
|
|
.attr('transform', rotateLabelsRule)
|
|
.style('text-anchor', rotateLabels ? (rotateLabels%360 > 0 ? 'start' : 'end') : 'middle')
|
|
.text(function(d,i) {
|
|
var v = fmt(d);
|
|
return ('' + v).match('NaN') ? '' : v;
|
|
});
|
|
axisMaxMin.watchTransition(renderWatch, 'min-max bottom')
|
|
.attr('transform', function(d,i) {
|
|
return 'translate(' + nv.utils.NaNtoZero((scale(d) + (isOrdinal ? scale.rangeBand() / 2 : 0))) + ',0)'
|
|
});
|
|
}
|
|
|
|
break;
|
|
case 'right':
|
|
axisLabel.enter().append('text').attr('class', 'nv-axislabel');
|
|
axisLabel
|
|
.style('text-anchor', rotateYLabel ? 'middle' : 'begin')
|
|
.attr('transform', rotateYLabel ? 'rotate(90)' : '')
|
|
.attr('y', rotateYLabel ? (-Math.max(margin.right, width) + 12) : -10) //TODO: consider calculating this based on largest tick width... OR at least expose this on chart
|
|
.attr('x', rotateYLabel ? (d3.max(scale.range()) / 2) : axis.tickPadding());
|
|
if (showMaxMin) {
|
|
axisMaxMin = wrap.selectAll('g.nv-axisMaxMin')
|
|
.data(scale.domain());
|
|
axisMaxMin.enter().append('g').attr('class',function(d,i){
|
|
return ['nv-axisMaxMin','nv-axisMaxMin-y',(i == 0 ? 'nv-axisMin-y':'nv-axisMax-y')].join(' ')
|
|
}).append('text')
|
|
.style('opacity', 0);
|
|
axisMaxMin.exit().remove();
|
|
axisMaxMin
|
|
.attr('transform', function(d,i) {
|
|
return 'translate(0,' + nv.utils.NaNtoZero(scale(d)) + ')'
|
|
})
|
|
.select('text')
|
|
.attr('dy', '.32em')
|
|
.attr('y', 0)
|
|
.attr('x', axis.tickPadding())
|
|
.style('text-anchor', 'start')
|
|
.text(function(d, i) {
|
|
var v = fmt(d);
|
|
return ('' + v).match('NaN') ? '' : v;
|
|
});
|
|
axisMaxMin.watchTransition(renderWatch, 'min-max right')
|
|
.attr('transform', function(d,i) {
|
|
return 'translate(0,' + nv.utils.NaNtoZero(scale.range()[i]) + ')'
|
|
})
|
|
.select('text')
|
|
.style('opacity', 1);
|
|
}
|
|
break;
|
|
case 'left':
|
|
/*
|
|
//For dynamically placing the label. Can be used with dynamically-sized chart axis margins
|
|
var yTicks = g.selectAll('g').select("text");
|
|
yTicks.each(function(d,i){
|
|
var labelPadding = this.getBoundingClientRect().width + axis.tickPadding() + 16;
|
|
if(labelPadding > width) width = labelPadding;
|
|
});
|
|
*/
|
|
axisLabel.enter().append('text').attr('class', 'nv-axislabel');
|
|
axisLabel
|
|
.style('text-anchor', rotateYLabel ? 'middle' : 'end')
|
|
.attr('transform', rotateYLabel ? 'rotate(-90)' : '')
|
|
.attr('y', rotateYLabel ? (-Math.max(margin.left, width) + 25 - (axisLabelDistance || 0)) : -10)
|
|
.attr('x', rotateYLabel ? (-d3.max(scale.range()) / 2) : -axis.tickPadding());
|
|
if (showMaxMin) {
|
|
axisMaxMin = wrap.selectAll('g.nv-axisMaxMin')
|
|
.data(scale.domain());
|
|
axisMaxMin.enter().append('g').attr('class',function(d,i){
|
|
return ['nv-axisMaxMin','nv-axisMaxMin-y',(i == 0 ? 'nv-axisMin-y':'nv-axisMax-y')].join(' ')
|
|
}).append('text')
|
|
.style('opacity', 0);
|
|
axisMaxMin.exit().remove();
|
|
axisMaxMin
|
|
.attr('transform', function(d,i) {
|
|
return 'translate(0,' + nv.utils.NaNtoZero(scale0(d)) + ')'
|
|
})
|
|
.select('text')
|
|
.attr('dy', '.32em')
|
|
.attr('y', 0)
|
|
.attr('x', -axis.tickPadding())
|
|
.attr('text-anchor', 'end')
|
|
.text(function(d,i) {
|
|
var v = fmt(d);
|
|
return ('' + v).match('NaN') ? '' : v;
|
|
});
|
|
axisMaxMin.watchTransition(renderWatch, 'min-max right')
|
|
.attr('transform', function(d,i) {
|
|
return 'translate(0,' + nv.utils.NaNtoZero(scale.range()[i]) + ')'
|
|
})
|
|
.select('text')
|
|
.style('opacity', 1);
|
|
}
|
|
break;
|
|
}
|
|
axisLabel.text(function(d) { return d });
|
|
|
|
if (showMaxMin && (axis.orient() === 'left' || axis.orient() === 'right')) {
|
|
//check if max and min overlap other values, if so, hide the values that overlap
|
|
g.selectAll('g') // the g's wrapping each tick
|
|
.each(function(d,i) {
|
|
d3.select(this).select('text').attr('opacity', 1);
|
|
if (scale(d) < scale.range()[1] + 10 || scale(d) > scale.range()[0] - 10) { // 10 is assuming text height is 16... if d is 0, leave it!
|
|
if (d > 1e-10 || d < -1e-10) // accounts for minor floating point errors... though could be problematic if the scale is EXTREMELY SMALL
|
|
d3.select(this).attr('opacity', 0);
|
|
|
|
d3.select(this).select('text').attr('opacity', 0); // Don't remove the ZERO line!!
|
|
}
|
|
});
|
|
|
|
//if Max and Min = 0 only show min, Issue #281
|
|
if (scale.domain()[0] == scale.domain()[1] && scale.domain()[0] == 0) {
|
|
wrap.selectAll('g.nv-axisMaxMin').style('opacity', function (d, i) {
|
|
return !i ? 1 : 0
|
|
});
|
|
}
|
|
}
|
|
|
|
if (showMaxMin && (axis.orient() === 'top' || axis.orient() === 'bottom')) {
|
|
var maxMinRange = [];
|
|
wrap.selectAll('g.nv-axisMaxMin')
|
|
.each(function(d,i) {
|
|
try {
|
|
if (i) // i== 1, max position
|
|
maxMinRange.push(scale(d) - this.getBoundingClientRect().width - 4); //assuming the max and min labels are as wide as the next tick (with an extra 4 pixels just in case)
|
|
else // i==0, min position
|
|
maxMinRange.push(scale(d) + this.getBoundingClientRect().width + 4)
|
|
}catch (err) {
|
|
if (i) // i== 1, max position
|
|
maxMinRange.push(scale(d) - 4); //assuming the max and min labels are as wide as the next tick (with an extra 4 pixels just in case)
|
|
else // i==0, min position
|
|
maxMinRange.push(scale(d) + 4);
|
|
}
|
|
});
|
|
// the g's wrapping each tick
|
|
g.selectAll('g').each(function(d, i) {
|
|
if (scale(d) < maxMinRange[0] || scale(d) > maxMinRange[1]) {
|
|
if (d > 1e-10 || d < -1e-10) // accounts for minor floating point errors... though could be problematic if the scale is EXTREMELY SMALL
|
|
d3.select(this).remove();
|
|
else
|
|
d3.select(this).select('text').remove(); // Don't remove the ZERO line!!
|
|
}
|
|
});
|
|
}
|
|
|
|
//Highlight zero tick line
|
|
g.selectAll('.tick')
|
|
.filter(function (d) {
|
|
/*
|
|
The filter needs to return only ticks at or near zero.
|
|
Numbers like 0.00001 need to count as zero as well,
|
|
and the arithmetic trick below solves that.
|
|
*/
|
|
return !parseFloat(Math.round(d * 100000) / 1000000) && (d !== undefined)
|
|
})
|
|
.classed('zero', true);
|
|
|
|
//store old scales for use in transitions on update
|
|
scale0 = scale.copy();
|
|
|
|
});
|
|
|
|
renderWatch.renderEnd('axis immediate');
|
|
return chart;
|
|
}
|
|
|
|
//============================================================
|
|
// Expose Public Variables
|
|
//------------------------------------------------------------
|
|
|
|
// expose chart's sub-components
|
|
chart.axis = axis;
|
|
chart.dispatch = dispatch;
|
|
|
|
chart.options = nv.utils.optionsFunc.bind(chart);
|
|
chart._options = Object.create({}, {
|
|
// simple options, just get/set the necessary values
|
|
axisLabelDistance: {get: function(){return axisLabelDistance;}, set: function(_){axisLabelDistance=_;}},
|
|
staggerLabels: {get: function(){return staggerLabels;}, set: function(_){staggerLabels=_;}},
|
|
rotateLabels: {get: function(){return rotateLabels;}, set: function(_){rotateLabels=_;}},
|
|
rotateYLabel: {get: function(){return rotateYLabel;}, set: function(_){rotateYLabel=_;}},
|
|
showMaxMin: {get: function(){return showMaxMin;}, set: function(_){showMaxMin=_;}},
|
|
axisLabel: {get: function(){return axisLabelText;}, set: function(_){axisLabelText=_;}},
|
|
height: {get: function(){return height;}, set: function(_){height=_;}},
|
|
ticks: {get: function(){return ticks;}, set: function(_){ticks=_;}},
|
|
width: {get: function(){return width;}, set: function(_){width=_;}},
|
|
fontSize: {get: function(){return fontSize;}, set: function(_){fontSize=_;}},
|
|
|
|
// options that require extra logic in the setter
|
|
margin: {get: function(){return margin;}, set: function(_){
|
|
margin.top = _.top !== undefined ? _.top : margin.top;
|
|
margin.right = _.right !== undefined ? _.right : margin.right;
|
|
margin.bottom = _.bottom !== undefined ? _.bottom : margin.bottom;
|
|
margin.left = _.left !== undefined ? _.left : margin.left;
|
|
}},
|
|
duration: {get: function(){return duration;}, set: function(_){
|
|
duration=_;
|
|
renderWatch.reset(duration);
|
|
}},
|
|
scale: {get: function(){return scale;}, set: function(_){
|
|
scale = _;
|
|
axis.scale(scale);
|
|
isOrdinal = typeof scale.rangeBands === 'function';
|
|
nv.utils.inheritOptionsD3(chart, scale, ['domain', 'range', 'rangeBand', 'rangeBands']);
|
|
}}
|
|
});
|
|
|
|
nv.utils.initOptions(chart);
|
|
nv.utils.inheritOptionsD3(chart, axis, ['orient', 'tickValues', 'tickSubdivide', 'tickSize', 'tickPadding', 'tickFormat']);
|
|
nv.utils.inheritOptionsD3(chart, scale, ['domain', 'range', 'rangeBand', 'rangeBands']);
|
|
|
|
return chart;
|
|
};
|
|
|
|
nv.models.scatter = function() {
|
|
"use strict";
|
|
|
|
//============================================================
|
|
// Public Variables with Default Settings
|
|
//------------------------------------------------------------
|
|
|
|
var margin = {top: 0, right: 0, bottom: 0, left: 0}
|
|
, width = null
|
|
, height = null
|
|
, color = nv.utils.defaultColor() // chooses color
|
|
, id = Math.floor(Math.random() * 100000) //Create semi-unique ID incase user doesn't select one
|
|
, container = null
|
|
, x = d3.scale.linear()
|
|
, y = d3.scale.linear()
|
|
, z = d3.scale.linear() //linear because d3.svg.shape.size is treated as area
|
|
, getX = function(d) { return d.x } // accessor to get the x value
|
|
, getY = function(d) { return d.y } // accessor to get the y value
|
|
, getSize = function(d) { return d.size || 1} // accessor to get the point size
|
|
, getShape = function(d) { return d.shape || 'circle' } // accessor to get point shape
|
|
, forceX = [] // List of numbers to Force into the X scale (ie. 0, or a max / min, etc.)
|
|
, forceY = [] // List of numbers to Force into the Y scale
|
|
, forceSize = [] // List of numbers to Force into the Size scale
|
|
, interactive = true // If true, plots a voronoi overlay for advanced point intersection
|
|
, pointActive = function(d) { return !d.notActive } // any points that return false will be filtered out
|
|
, padData = false // If true, adds half a data points width to front and back, for lining up a line chart with a bar chart
|
|
, padDataOuter = .1 //outerPadding to imitate ordinal scale outer padding
|
|
, clipEdge = false // if true, masks points within x and y scale
|
|
, clipVoronoi = true // if true, masks each point with a circle... can turn off to slightly increase performance
|
|
, showVoronoi = false // display the voronoi areas
|
|
, clipRadius = function() { return 25 } // function to get the radius for voronoi point clips
|
|
, xDomain = null // Override x domain (skips the calculation from data)
|
|
, yDomain = null // Override y domain
|
|
, xRange = null // Override x range
|
|
, yRange = null // Override y range
|
|
, sizeDomain = null // Override point size domain
|
|
, sizeRange = null
|
|
, singlePoint = false
|
|
, dispatch = d3.dispatch('elementClick', 'elementDblClick', 'elementMouseover', 'elementMouseout', 'renderEnd')
|
|
, useVoronoi = true
|
|
, duration = 250
|
|
, interactiveUpdateDelay = 300
|
|
, showLabels = false
|
|
;
|
|
|
|
|
|
//============================================================
|
|
// Private Variables
|
|
//------------------------------------------------------------
|
|
|
|
var x0, y0, z0 // used to store previous scales
|
|
, timeoutID
|
|
, needsUpdate = false // Flag for when the points are visually updating, but the interactive layer is behind, to disable tooltips
|
|
, renderWatch = nv.utils.renderWatch(dispatch, duration)
|
|
, _sizeRange_def = [16, 256]
|
|
, _caches
|
|
;
|
|
|
|
function getCache(d) {
|
|
var cache, i;
|
|
cache = _caches = _caches || {};
|
|
i = d[0].series;
|
|
cache = cache[i] = cache[i] || {};
|
|
i = d[1];
|
|
cache = cache[i] = cache[i] || {};
|
|
return cache;
|
|
}
|
|
|
|
function getDiffs(d) {
|
|
var i, key,
|
|
point = d[0],
|
|
cache = getCache(d),
|
|
diffs = false;
|
|
for (i = 1; i < arguments.length; i ++) {
|
|
key = arguments[i];
|
|
if (cache[key] !== point[key] || !cache.hasOwnProperty(key)) {
|
|
cache[key] = point[key];
|
|
diffs = true;
|
|
}
|
|
}
|
|
return diffs;
|
|
}
|
|
|
|
function chart(selection) {
|
|
renderWatch.reset();
|
|
selection.each(function(data) {
|
|
container = d3.select(this);
|
|
var availableWidth = nv.utils.availableWidth(width, container, margin),
|
|
availableHeight = nv.utils.availableHeight(height, container, margin);
|
|
|
|
nv.utils.initSVG(container);
|
|
|
|
//add series index to each data point for reference
|
|
data.forEach(function(series, i) {
|
|
series.values.forEach(function(point) {
|
|
point.series = i;
|
|
});
|
|
});
|
|
|
|
// Setup Scales
|
|
var logScale = chart.yScale().name === d3.scale.log().name ? true : false;
|
|
// remap and flatten the data for use in calculating the scales' domains
|
|
var seriesData = (xDomain && yDomain && sizeDomain) ? [] : // if we know xDomain and yDomain and sizeDomain, no need to calculate.... if Size is constant remember to set sizeDomain to speed up performance
|
|
d3.merge(
|
|
data.map(function(d) {
|
|
return d.values.map(function(d,i) {
|
|
return { x: getX(d,i), y: getY(d,i), size: getSize(d,i) }
|
|
})
|
|
})
|
|
);
|
|
|
|
x .domain(xDomain || d3.extent(seriesData.map(function(d) { return d.x; }).concat(forceX)))
|
|
|
|
if (padData && data[0])
|
|
x.range(xRange || [(availableWidth * padDataOuter + availableWidth) / (2 *data[0].values.length), availableWidth - availableWidth * (1 + padDataOuter) / (2 * data[0].values.length) ]);
|
|
//x.range([availableWidth * .5 / data[0].values.length, availableWidth * (data[0].values.length - .5) / data[0].values.length ]);
|
|
else
|
|
x.range(xRange || [0, availableWidth]);
|
|
|
|
if (logScale) {
|
|
var min = d3.min(seriesData.map(function(d) { if (d.y !== 0) return d.y; }));
|
|
y.clamp(true)
|
|
.domain(yDomain || d3.extent(seriesData.map(function(d) {
|
|
if (d.y !== 0) return d.y;
|
|
else return min * 0.1;
|
|
}).concat(forceY)))
|
|
.range(yRange || [availableHeight, 0]);
|
|
} else {
|
|
y.domain(yDomain || d3.extent(seriesData.map(function (d) { return d.y;}).concat(forceY)))
|
|
.range(yRange || [availableHeight, 0]);
|
|
}
|
|
|
|
z .domain(sizeDomain || d3.extent(seriesData.map(function(d) { return d.size }).concat(forceSize)))
|
|
.range(sizeRange || _sizeRange_def);
|
|
|
|
// If scale's domain don't have a range, slightly adjust to make one... so a chart can show a single data point
|
|
singlePoint = x.domain()[0] === x.domain()[1] || y.domain()[0] === y.domain()[1];
|
|
|
|
if (x.domain()[0] === x.domain()[1])
|
|
x.domain()[0] ?
|
|
x.domain([x.domain()[0] - x.domain()[0] * 0.01, x.domain()[1] + x.domain()[1] * 0.01])
|
|
: x.domain([-1,1]);
|
|
|
|
if (y.domain()[0] === y.domain()[1])
|
|
y.domain()[0] ?
|
|
y.domain([y.domain()[0] - y.domain()[0] * 0.01, y.domain()[1] + y.domain()[1] * 0.01])
|
|
: y.domain([-1,1]);
|
|
|
|
if ( isNaN(x.domain()[0])) {
|
|
x.domain([-1,1]);
|
|
}
|
|
|
|
if ( isNaN(y.domain()[0])) {
|
|
y.domain([-1,1]);
|
|
}
|
|
|
|
x0 = x0 || x;
|
|
y0 = y0 || y;
|
|
z0 = z0 || z;
|
|
|
|
var scaleDiff = x(1) !== x0(1) || y(1) !== y0(1) || z(1) !== z0(1);
|
|
|
|
// Setup containers and skeleton of chart
|
|
var wrap = container.selectAll('g.nv-wrap.nv-scatter').data([data]);
|
|
var wrapEnter = wrap.enter().append('g').attr('class', 'nvd3 nv-wrap nv-scatter nv-chart-' + id);
|
|
var defsEnter = wrapEnter.append('defs');
|
|
var gEnter = wrapEnter.append('g');
|
|
var g = wrap.select('g');
|
|
|
|
wrap.classed('nv-single-point', singlePoint);
|
|
gEnter.append('g').attr('class', 'nv-groups');
|
|
gEnter.append('g').attr('class', 'nv-point-paths');
|
|
wrapEnter.append('g').attr('class', 'nv-point-clips');
|
|
|
|
wrap.attr('transform', 'translate(' + margin.left + ',' + margin.top + ')');
|
|
|
|
defsEnter.append('clipPath')
|
|
.attr('id', 'nv-edge-clip-' + id)
|
|
.append('rect');
|
|
|
|
wrap.select('#nv-edge-clip-' + id + ' rect')
|
|
.attr('width', availableWidth)
|
|
.attr('height', (availableHeight > 0) ? availableHeight : 0);
|
|
|
|
g.attr('clip-path', clipEdge ? 'url(#nv-edge-clip-' + id + ')' : '');
|
|
|
|
function updateInteractiveLayer() {
|
|
// Always clear needs-update flag regardless of whether or not
|
|
// we will actually do anything (avoids needless invocations).
|
|
needsUpdate = false;
|
|
|
|
if (!interactive) return false;
|
|
|
|
// inject series and point index for reference into voronoi
|
|
if (useVoronoi === true) {
|
|
var vertices = d3.merge(data.map(function(group, groupIndex) {
|
|
return group.values
|
|
.map(function(point, pointIndex) {
|
|
// *Adding noise to make duplicates very unlikely
|
|
// *Injecting series and point index for reference
|
|
/* *Adding a 'jitter' to the points, because there's an issue in d3.geom.voronoi.
|
|
*/
|
|
var pX = getX(point,pointIndex);
|
|
var pY = getY(point,pointIndex);
|
|
|
|
return [nv.utils.NaNtoZero(x(pX))+ Math.random() * 1e-4,
|
|
nv.utils.NaNtoZero(y(pY))+ Math.random() * 1e-4,
|
|
groupIndex,
|
|
pointIndex, point]; //temp hack to add noise until I think of a better way so there are no duplicates
|
|
})
|
|
.filter(function(pointArray, pointIndex) {
|
|
return pointActive(pointArray[4], pointIndex); // Issue #237.. move filter to after map, so pointIndex is correct!
|
|
})
|
|
})
|
|
);
|
|
|
|
if (vertices.length == 0) return false; // No active points, we're done
|
|
if (vertices.length < 3) {
|
|
// Issue #283 - Adding 2 dummy points to the voronoi b/c voronoi requires min 3 points to work
|
|
vertices.push([x.range()[0] - 20, y.range()[0] - 20, null, null]);
|
|
vertices.push([x.range()[1] + 20, y.range()[1] + 20, null, null]);
|
|
vertices.push([x.range()[0] - 20, y.range()[0] + 20, null, null]);
|
|
vertices.push([x.range()[1] + 20, y.range()[1] - 20, null, null]);
|
|
}
|
|
|
|
// keep voronoi sections from going more than 10 outside of graph
|
|
// to avoid overlap with other things like legend etc
|
|
var bounds = d3.geom.polygon([
|
|
[-10,-10],
|
|
[-10,height + 10],
|
|
[width + 10,height + 10],
|
|
[width + 10,-10]
|
|
]);
|
|
|
|
var voronoi = d3.geom.voronoi(vertices).map(function(d, i) {
|
|
return {
|
|
'data': bounds.clip(d),
|
|
'series': vertices[i][2],
|
|
'point': vertices[i][3]
|
|
}
|
|
});
|
|
|
|
// nuke all voronoi paths on reload and recreate them
|
|
wrap.select('.nv-point-paths').selectAll('path').remove();
|
|
var pointPaths = wrap.select('.nv-point-paths').selectAll('path').data(voronoi);
|
|
var vPointPaths = pointPaths
|
|
.enter().append("svg:path")
|
|
.attr("d", function(d) {
|
|
if (!d || !d.data || d.data.length === 0)
|
|
return 'M 0 0';
|
|
else
|
|
return "M" + d.data.join(",") + "Z";
|
|
})
|
|
.attr("id", function(d,i) {
|
|
return "nv-path-"+i; })
|
|
.attr("clip-path", function(d,i) { return "url(#nv-clip-"+id+"-"+i+")"; })
|
|
;
|
|
|
|
// good for debugging point hover issues
|
|
if (showVoronoi) {
|
|
vPointPaths.style("fill", d3.rgb(230, 230, 230))
|
|
.style('fill-opacity', 0.4)
|
|
.style('stroke-opacity', 1)
|
|
.style("stroke", d3.rgb(200,200,200));
|
|
}
|
|
|
|
if (clipVoronoi) {
|
|
// voronoi sections are already set to clip,
|
|
// just create the circles with the IDs they expect
|
|
wrap.select('.nv-point-clips').selectAll('*').remove(); // must do * since it has sub-dom
|
|
var pointClips = wrap.select('.nv-point-clips').selectAll('clipPath').data(vertices);
|
|
var vPointClips = pointClips
|
|
.enter().append("svg:clipPath")
|
|
.attr("id", function(d, i) { return "nv-clip-"+id+"-"+i;})
|
|
.append("svg:circle")
|
|
.attr('cx', function(d) { return d[0]; })
|
|
.attr('cy', function(d) { return d[1]; })
|
|
.attr('r', clipRadius);
|
|
}
|
|
|
|
var mouseEventCallback = function(d, mDispatch) {
|
|
if (needsUpdate) return 0;
|
|
var series = data[d.series];
|
|
if (series === undefined) return;
|
|
var point = series.values[d.point];
|
|
point['color'] = color(series, d.series);
|
|
|
|
// standardize attributes for tooltip.
|
|
point['x'] = getX(point);
|
|
point['y'] = getY(point);
|
|
|
|
// can't just get box of event node since it's actually a voronoi polygon
|
|
var box = container.node().getBoundingClientRect();
|
|
var scrollTop = window.pageYOffset || document.documentElement.scrollTop;
|
|
var scrollLeft = window.pageXOffset || document.documentElement.scrollLeft;
|
|
|
|
var pos = {
|
|
left: x(getX(point, d.point)) + box.left + scrollLeft + margin.left + 10,
|
|
top: y(getY(point, d.point)) + box.top + scrollTop + margin.top + 10
|
|
};
|
|
|
|
mDispatch({
|
|
point: point,
|
|
series: series,
|
|
pos: pos,
|
|
relativePos: [x(getX(point, d.point)) + margin.left, y(getY(point, d.point)) + margin.top],
|
|
seriesIndex: d.series,
|
|
pointIndex: d.point
|
|
});
|
|
};
|
|
|
|
pointPaths
|
|
.on('click', function(d) {
|
|
mouseEventCallback(d, dispatch.elementClick);
|
|
})
|
|
.on('dblclick', function(d) {
|
|
mouseEventCallback(d, dispatch.elementDblClick);
|
|
})
|
|
.on('mouseover', function(d) {
|
|
mouseEventCallback(d, dispatch.elementMouseover);
|
|
})
|
|
.on('mouseout', function(d, i) {
|
|
mouseEventCallback(d, dispatch.elementMouseout);
|
|
});
|
|
|
|
} else {
|
|
// add event handlers to points instead voronoi paths
|
|
wrap.select('.nv-groups').selectAll('.nv-group')
|
|
.selectAll('.nv-point')
|
|
//.data(dataWithPoints)
|
|
//.style('pointer-events', 'auto') // recativate events, disabled by css
|
|
.on('click', function(d,i) {
|
|
//nv.log('test', d, i);
|
|
if (needsUpdate || !data[d.series]) return 0; //check if this is a dummy point
|
|
var series = data[d.series],
|
|
point = series.values[i];
|
|
|
|
dispatch.elementClick({
|
|
point: point,
|
|
series: series,
|
|
pos: [x(getX(point, i)) + margin.left, y(getY(point, i)) + margin.top], //TODO: make this pos base on the page
|
|
relativePos: [x(getX(point, i)) + margin.left, y(getY(point, i)) + margin.top],
|
|
seriesIndex: d.series,
|
|
pointIndex: i
|
|
});
|
|
})
|
|
.on('dblclick', function(d,i) {
|
|
if (needsUpdate || !data[d.series]) return 0; //check if this is a dummy point
|
|
var series = data[d.series],
|
|
point = series.values[i];
|
|
|
|
dispatch.elementDblClick({
|
|
point: point,
|
|
series: series,
|
|
pos: [x(getX(point, i)) + margin.left, y(getY(point, i)) + margin.top],//TODO: make this pos base on the page
|
|
relativePos: [x(getX(point, i)) + margin.left, y(getY(point, i)) + margin.top],
|
|
seriesIndex: d.series,
|
|
pointIndex: i
|
|
});
|
|
})
|
|
.on('mouseover', function(d,i) {
|
|
if (needsUpdate || !data[d.series]) return 0; //check if this is a dummy point
|
|
var series = data[d.series],
|
|
point = series.values[i];
|
|
|
|
dispatch.elementMouseover({
|
|
point: point,
|
|
series: series,
|
|
pos: [x(getX(point, i)) + margin.left, y(getY(point, i)) + margin.top],//TODO: make this pos base on the page
|
|
relativePos: [x(getX(point, i)) + margin.left, y(getY(point, i)) + margin.top],
|
|
seriesIndex: d.series,
|
|
pointIndex: i,
|
|
color: color(d, i)
|
|
});
|
|
})
|
|
.on('mouseout', function(d,i) {
|
|
if (needsUpdate || !data[d.series]) return 0; //check if this is a dummy point
|
|
var series = data[d.series],
|
|
point = series.values[i];
|
|
|
|
dispatch.elementMouseout({
|
|
point: point,
|
|
series: series,
|
|
pos: [x(getX(point, i)) + margin.left, y(getY(point, i)) + margin.top],//TODO: make this pos base on the page
|
|
relativePos: [x(getX(point, i)) + margin.left, y(getY(point, i)) + margin.top],
|
|
seriesIndex: d.series,
|
|
pointIndex: i,
|
|
color: color(d, i)
|
|
});
|
|
});
|
|
}
|
|
}
|
|
|
|
needsUpdate = true;
|
|
var groups = wrap.select('.nv-groups').selectAll('.nv-group')
|
|
.data(function(d) { return d }, function(d) { return d.key });
|
|
groups.enter().append('g')
|
|
.style('stroke-opacity', 1e-6)
|
|
.style('fill-opacity', 1e-6);
|
|
groups.exit()
|
|
.remove();
|
|
groups
|
|
.attr('class', function(d,i) {
|
|
return (d.classed || '') + ' nv-group nv-series-' + i;
|
|
})
|
|
.classed('nv-noninteractive', !interactive)
|
|
.classed('hover', function(d) { return d.hover });
|
|
groups.watchTransition(renderWatch, 'scatter: groups')
|
|
.style('fill', function(d,i) { return color(d, i) })
|
|
.style('stroke', function(d,i) { return color(d, i) })
|
|
.style('stroke-opacity', 1)
|
|
.style('fill-opacity', .5);
|
|
|
|
// create the points, maintaining their IDs from the original data set
|
|
var points = groups.selectAll('path.nv-point')
|
|
.data(function(d) {
|
|
return d.values.map(
|
|
function (point, pointIndex) {
|
|
return [point, pointIndex]
|
|
}).filter(
|
|
function(pointArray, pointIndex) {
|
|
return pointActive(pointArray[0], pointIndex)
|
|
})
|
|
});
|
|
points.enter().append('path')
|
|
.attr('class', function (d) {
|
|
return 'nv-point nv-point-' + d[1];
|
|
})
|
|
.style('fill', function (d) { return d.color })
|
|
.style('stroke', function (d) { return d.color })
|
|
.attr('transform', function(d) {
|
|
return 'translate(' + nv.utils.NaNtoZero(x0(getX(d[0],d[1]))) + ',' + nv.utils.NaNtoZero(y0(getY(d[0],d[1]))) + ')'
|
|
})
|
|
.attr('d',
|
|
nv.utils.symbol()
|
|
.type(function(d) { return getShape(d[0]); })
|
|
.size(function(d) { return z(getSize(d[0],d[1])) })
|
|
);
|
|
points.exit().remove();
|
|
groups.exit().selectAll('path.nv-point')
|
|
.watchTransition(renderWatch, 'scatter exit')
|
|
.attr('transform', function(d) {
|
|
return 'translate(' + nv.utils.NaNtoZero(x(getX(d[0],d[1]))) + ',' + nv.utils.NaNtoZero(y(getY(d[0],d[1]))) + ')'
|
|
})
|
|
.remove();
|
|
points.filter(function (d) { return scaleDiff || getDiffs(d, 'x', 'y'); })
|
|
.watchTransition(renderWatch, 'scatter points')
|
|
.attr('transform', function(d) {
|
|
//nv.log(d, getX(d[0],d[1]), x(getX(d[0],d[1])));
|
|
return 'translate(' + nv.utils.NaNtoZero(x(getX(d[0],d[1]))) + ',' + nv.utils.NaNtoZero(y(getY(d[0],d[1]))) + ')'
|
|
});
|
|
points.filter(function (d) { return scaleDiff || getDiffs(d, 'shape', 'size'); })
|
|
.watchTransition(renderWatch, 'scatter points')
|
|
.attr('d',
|
|
nv.utils.symbol()
|
|
.type(function(d) { return getShape(d[0]); })
|
|
.size(function(d) { return z(getSize(d[0],d[1])) })
|
|
);
|
|
|
|
// add label a label to scatter chart
|
|
if(showLabels)
|
|
{
|
|
var titles = groups.selectAll('.nv-label')
|
|
.data(function(d) {
|
|
return d.values.map(
|
|
function (point, pointIndex) {
|
|
return [point, pointIndex]
|
|
}).filter(
|
|
function(pointArray, pointIndex) {
|
|
return pointActive(pointArray[0], pointIndex)
|
|
})
|
|
});
|
|
|
|
titles.enter().append('text')
|
|
.style('fill', function (d,i) {
|
|
return d.color })
|
|
.style('stroke-opacity', 0)
|
|
.style('fill-opacity', 1)
|
|
.attr('transform', function(d) {
|
|
var dx = nv.utils.NaNtoZero(x0(getX(d[0],d[1]))) + Math.sqrt(z(getSize(d[0],d[1]))/Math.PI) + 2;
|
|
return 'translate(' + dx + ',' + nv.utils.NaNtoZero(y0(getY(d[0],d[1]))) + ')';
|
|
})
|
|
.text(function(d,i){
|
|
return d[0].label;});
|
|
|
|
titles.exit().remove();
|
|
groups.exit().selectAll('path.nv-label')
|
|
.watchTransition(renderWatch, 'scatter exit')
|
|
.attr('transform', function(d) {
|
|
var dx = nv.utils.NaNtoZero(x(getX(d[0],d[1])))+ Math.sqrt(z(getSize(d[0],d[1]))/Math.PI)+2;
|
|
return 'translate(' + dx + ',' + nv.utils.NaNtoZero(y(getY(d[0],d[1]))) + ')';
|
|
})
|
|
.remove();
|
|
titles.each(function(d) {
|
|
d3.select(this)
|
|
.classed('nv-label', true)
|
|
.classed('nv-label-' + d[1], false)
|
|
.classed('hover',false);
|
|
});
|
|
titles.watchTransition(renderWatch, 'scatter labels')
|
|
.attr('transform', function(d) {
|
|
var dx = nv.utils.NaNtoZero(x(getX(d[0],d[1])))+ Math.sqrt(z(getSize(d[0],d[1]))/Math.PI)+2;
|
|
return 'translate(' + dx + ',' + nv.utils.NaNtoZero(y(getY(d[0],d[1]))) + ')'
|
|
});
|
|
}
|
|
|
|
// Delay updating the invisible interactive layer for smoother animation
|
|
if( interactiveUpdateDelay )
|
|
{
|
|
clearTimeout(timeoutID); // stop repeat calls to updateInteractiveLayer
|
|
timeoutID = setTimeout(updateInteractiveLayer, interactiveUpdateDelay );
|
|
}
|
|
else
|
|
{
|
|
updateInteractiveLayer();
|
|
}
|
|
|
|
//store old scales for use in transitions on update
|
|
x0 = x.copy();
|
|
y0 = y.copy();
|
|
z0 = z.copy();
|
|
|
|
});
|
|
renderWatch.renderEnd('scatter immediate');
|
|
return chart;
|
|
}
|
|
|
|
//============================================================
|
|
// Expose Public Variables
|
|
//------------------------------------------------------------
|
|
|
|
chart.dispatch = dispatch;
|
|
chart.options = nv.utils.optionsFunc.bind(chart);
|
|
|
|
// utility function calls provided by this chart
|
|
chart._calls = new function() {
|
|
this.clearHighlights = function () {
|
|
nv.dom.write(function() {
|
|
container.selectAll(".nv-point.hover").classed("hover", false);
|
|
});
|
|
return null;
|
|
};
|
|
this.highlightPoint = function (seriesIndex, pointIndex, isHoverOver) {
|
|
nv.dom.write(function() {
|
|
container.select('.nv-groups')
|
|
.selectAll(".nv-series-" + seriesIndex)
|
|
.selectAll(".nv-point-" + pointIndex)
|
|
.classed("hover", isHoverOver);
|
|
});
|
|
};
|
|
};
|
|
|
|
// trigger calls from events too
|
|
dispatch.on('elementMouseover.point', function(d) {
|
|
if (interactive) chart._calls.highlightPoint(d.seriesIndex,d.pointIndex,true);
|
|
});
|
|
|
|
dispatch.on('elementMouseout.point', function(d) {
|
|
if (interactive) chart._calls.highlightPoint(d.seriesIndex,d.pointIndex,false);
|
|
});
|
|
|
|
chart._options = Object.create({}, {
|
|
// simple options, just get/set the necessary values
|
|
width: {get: function(){return width;}, set: function(_){width=_;}},
|
|
height: {get: function(){return height;}, set: function(_){height=_;}},
|
|
xScale: {get: function(){return x;}, set: function(_){x=_;}},
|
|
yScale: {get: function(){return y;}, set: function(_){y=_;}},
|
|
pointScale: {get: function(){return z;}, set: function(_){z=_;}},
|
|
xDomain: {get: function(){return xDomain;}, set: function(_){xDomain=_;}},
|
|
yDomain: {get: function(){return yDomain;}, set: function(_){yDomain=_;}},
|
|
pointDomain: {get: function(){return sizeDomain;}, set: function(_){sizeDomain=_;}},
|
|
xRange: {get: function(){return xRange;}, set: function(_){xRange=_;}},
|
|
yRange: {get: function(){return yRange;}, set: function(_){yRange=_;}},
|
|
pointRange: {get: function(){return sizeRange;}, set: function(_){sizeRange=_;}},
|
|
forceX: {get: function(){return forceX;}, set: function(_){forceX=_;}},
|
|
forceY: {get: function(){return forceY;}, set: function(_){forceY=_;}},
|
|
forcePoint: {get: function(){return forceSize;}, set: function(_){forceSize=_;}},
|
|
interactive: {get: function(){return interactive;}, set: function(_){interactive=_;}},
|
|
pointActive: {get: function(){return pointActive;}, set: function(_){pointActive=_;}},
|
|
padDataOuter: {get: function(){return padDataOuter;}, set: function(_){padDataOuter=_;}},
|
|
padData: {get: function(){return padData;}, set: function(_){padData=_;}},
|
|
clipEdge: {get: function(){return clipEdge;}, set: function(_){clipEdge=_;}},
|
|
clipVoronoi: {get: function(){return clipVoronoi;}, set: function(_){clipVoronoi=_;}},
|
|
clipRadius: {get: function(){return clipRadius;}, set: function(_){clipRadius=_;}},
|
|
showVoronoi: {get: function(){return showVoronoi;}, set: function(_){showVoronoi=_;}},
|
|
id: {get: function(){return id;}, set: function(_){id=_;}},
|
|
interactiveUpdateDelay: {get:function(){return interactiveUpdateDelay;}, set: function(_){interactiveUpdateDelay=_;}},
|
|
showLabels: {get: function(){return showLabels;}, set: function(_){ showLabels = _;}},
|
|
|
|
// simple functor options
|
|
x: {get: function(){return getX;}, set: function(_){getX = d3.functor(_);}},
|
|
y: {get: function(){return getY;}, set: function(_){getY = d3.functor(_);}},
|
|
pointSize: {get: function(){return getSize;}, set: function(_){getSize = d3.functor(_);}},
|
|
pointShape: {get: function(){return getShape;}, set: function(_){getShape = d3.functor(_);}},
|
|
|
|
// options that require extra logic in the setter
|
|
margin: {get: function(){return margin;}, set: function(_){
|
|
margin.top = _.top !== undefined ? _.top : margin.top;
|
|
margin.right = _.right !== undefined ? _.right : margin.right;
|
|
margin.bottom = _.bottom !== undefined ? _.bottom : margin.bottom;
|
|
margin.left = _.left !== undefined ? _.left : margin.left;
|
|
}},
|
|
duration: {get: function(){return duration;}, set: function(_){
|
|
duration = _;
|
|
renderWatch.reset(duration);
|
|
}},
|
|
color: {get: function(){return color;}, set: function(_){
|
|
color = nv.utils.getColor(_);
|
|
}},
|
|
useVoronoi: {get: function(){return useVoronoi;}, set: function(_){
|
|
useVoronoi = _;
|
|
if (useVoronoi === false) {
|
|
clipVoronoi = false;
|
|
}
|
|
}}
|
|
});
|
|
|
|
nv.utils.initOptions(chart);
|
|
return chart;
|
|
};
|
|
|
|
nv.models.multiBar = function() {
|
|
"use strict";
|
|
|
|
//============================================================
|
|
// Public Variables with Default Settings
|
|
//------------------------------------------------------------
|
|
|
|
var margin = {top: 0, right: 0, bottom: 0, left: 0}
|
|
, width = 960
|
|
, height = 500
|
|
, x = d3.scale.ordinal()
|
|
, y = d3.scale.linear()
|
|
, id = Math.floor(Math.random() * 10000) //Create semi-unique ID in case user doesn't select one
|
|
, container = null
|
|
, getX = function(d) { return d.x }
|
|
, getY = function(d) { return d.y }
|
|
, forceY = [0] // 0 is forced by default.. this makes sense for the majority of bar graphs... user can always do chart.forceY([]) to remove
|
|
, clipEdge = true
|
|
, stacked = false
|
|
, stackOffset = 'zero' // options include 'silhouette', 'wiggle', 'expand', 'zero', or a custom function
|
|
, color = nv.utils.defaultColor()
|
|
, hideable = false
|
|
, barColor = null // adding the ability to set the color for each rather than the whole group
|
|
, disabled // used in conjunction with barColor to communicate from multiBarHorizontalChart what series are disabled
|
|
, duration = 500
|
|
, xDomain
|
|
, yDomain
|
|
, xRange
|
|
, yRange
|
|
, groupSpacing = 0.1
|
|
, dispatch = d3.dispatch('chartClick', 'elementClick', 'elementDblClick', 'elementMouseover', 'elementMouseout', 'elementMousemove', 'renderEnd')
|
|
;
|
|
|
|
//============================================================
|
|
// Private Variables
|
|
//------------------------------------------------------------
|
|
|
|
var x0, y0 //used to store previous scales
|
|
, renderWatch = nv.utils.renderWatch(dispatch, duration)
|
|
;
|
|
|
|
var last_datalength = 0;
|
|
|
|
function chart(selection) {
|
|
renderWatch.reset();
|
|
selection.each(function(data) {
|
|
var availableWidth = width - margin.left - margin.right,
|
|
availableHeight = height - margin.top - margin.bottom;
|
|
|
|
container = d3.select(this);
|
|
nv.utils.initSVG(container);
|
|
var nonStackableCount = 0;
|
|
// This function defines the requirements for render complete
|
|
var endFn = function(d, i) {
|
|
if (d.series === data.length - 1 && i === data[0].values.length - 1)
|
|
return true;
|
|
return false;
|
|
};
|
|
|
|
if(hideable && data.length) hideable = [{
|
|
values: data[0].values.map(function(d) {
|
|
return {
|
|
x: d.x,
|
|
y: 0,
|
|
series: d.series,
|
|
size: 0.01
|
|
};}
|
|
)}];
|
|
|
|
if (stacked) {
|
|
var parsed = d3.layout.stack()
|
|
.offset(stackOffset)
|
|
.values(function(d){ return d.values })
|
|
.y(getY)
|
|
(!data.length && hideable ? hideable : data);
|
|
|
|
parsed.forEach(function(series, i){
|
|
// if series is non-stackable, use un-parsed data
|
|
if (series.nonStackable) {
|
|
data[i].nonStackableSeries = nonStackableCount++;
|
|
parsed[i] = data[i];
|
|
} else {
|
|
// don't stack this seires on top of the nonStackable seriees
|
|
if (i > 0 && parsed[i - 1].nonStackable){
|
|
parsed[i].values.map(function(d,j){
|
|
d.y0 -= parsed[i - 1].values[j].y;
|
|
d.y1 = d.y0 + d.y;
|
|
});
|
|
}
|
|
}
|
|
});
|
|
data = parsed;
|
|
}
|
|
//add series index and key to each data point for reference
|
|
data.forEach(function(series, i) {
|
|
series.values.forEach(function(point) {
|
|
point.series = i;
|
|
point.key = series.key;
|
|
});
|
|
});
|
|
|
|
// HACK for negative value stacking
|
|
if (stacked) {
|
|
data[0].values.map(function(d,i) {
|
|
var posBase = 0, negBase = 0;
|
|
data.map(function(d, idx) {
|
|
if (!data[idx].nonStackable) {
|
|
var f = d.values[i]
|
|
f.size = Math.abs(f.y);
|
|
if (f.y<0) {
|
|
f.y1 = negBase;
|
|
negBase = negBase - f.size;
|
|
} else
|
|
{
|
|
f.y1 = f.size + posBase;
|
|
posBase = posBase + f.size;
|
|
}
|
|
}
|
|
|
|
});
|
|
});
|
|
}
|
|
// Setup Scales
|
|
// remap and flatten the data for use in calculating the scales' domains
|
|
var seriesData = (xDomain && yDomain) ? [] : // if we know xDomain and yDomain, no need to calculate
|
|
data.map(function(d, idx) {
|
|
return d.values.map(function(d,i) {
|
|
return { x: getX(d,i), y: getY(d,i), y0: d.y0, y1: d.y1, idx:idx }
|
|
})
|
|
});
|
|
|
|
x.domain(xDomain || d3.merge(seriesData).map(function(d) { return d.x }))
|
|
.rangeBands(xRange || [0, availableWidth], groupSpacing);
|
|
|
|
y.domain(yDomain || d3.extent(d3.merge(seriesData).map(function(d) {
|
|
var domain = d.y;
|
|
// increase the domain range if this series is stackable
|
|
if (stacked && !data[d.idx].nonStackable) {
|
|
if (d.y > 0){
|
|
domain = d.y1
|
|
} else {
|
|
domain = d.y1 + d.y
|
|
}
|
|
}
|
|
return domain;
|
|
}).concat(forceY)))
|
|
.range(yRange || [availableHeight, 0]);
|
|
|
|
// If scale's domain don't have a range, slightly adjust to make one... so a chart can show a single data point
|
|
if (x.domain()[0] === x.domain()[1])
|
|
x.domain()[0] ?
|
|
x.domain([x.domain()[0] - x.domain()[0] * 0.01, x.domain()[1] + x.domain()[1] * 0.01])
|
|
: x.domain([-1,1]);
|
|
|
|
if (y.domain()[0] === y.domain()[1])
|
|
y.domain()[0] ?
|
|
y.domain([y.domain()[0] + y.domain()[0] * 0.01, y.domain()[1] - y.domain()[1] * 0.01])
|
|
: y.domain([-1,1]);
|
|
|
|
x0 = x0 || x;
|
|
y0 = y0 || y;
|
|
|
|
// Setup containers and skeleton of chart
|
|
var wrap = container.selectAll('g.nv-wrap.nv-multibar').data([data]);
|
|
var wrapEnter = wrap.enter().append('g').attr('class', 'nvd3 nv-wrap nv-multibar');
|
|
var defsEnter = wrapEnter.append('defs');
|
|
var gEnter = wrapEnter.append('g');
|
|
var g = wrap.select('g');
|
|
|
|
gEnter.append('g').attr('class', 'nv-groups');
|
|
wrap.attr('transform', 'translate(' + margin.left + ',' + margin.top + ')');
|
|
|
|
defsEnter.append('clipPath')
|
|
.attr('id', 'nv-edge-clip-' + id)
|
|
.append('rect');
|
|
wrap.select('#nv-edge-clip-' + id + ' rect')
|
|
.attr('width', availableWidth)
|
|
.attr('height', availableHeight);
|
|
|
|
g.attr('clip-path', clipEdge ? 'url(#nv-edge-clip-' + id + ')' : '');
|
|
|
|
var groups = wrap.select('.nv-groups').selectAll('.nv-group')
|
|
.data(function(d) { return d }, function(d,i) { return i });
|
|
groups.enter().append('g')
|
|
.style('stroke-opacity', 1e-6)
|
|
.style('fill-opacity', 1e-6);
|
|
|
|
var exitTransition = renderWatch
|
|
.transition(groups.exit().selectAll('rect.nv-bar'), 'multibarExit', Math.min(100, duration))
|
|
.attr('y', function(d, i, j) {
|
|
var yVal = y0(0) || 0;
|
|
if (stacked) {
|
|
if (data[d.series] && !data[d.series].nonStackable) {
|
|
yVal = y0(d.y0);
|
|
}
|
|
}
|
|
return yVal;
|
|
})
|
|
.attr('height', 0)
|
|
.remove();
|
|
if (exitTransition.delay)
|
|
exitTransition.delay(function(d,i) {
|
|
var delay = i * (duration / (last_datalength + 1)) - i;
|
|
return delay;
|
|
});
|
|
groups
|
|
.attr('class', function(d,i) { return 'nv-group nv-series-' + i })
|
|
.classed('hover', function(d) { return d.hover })
|
|
.style('fill', function(d,i){ return color(d, i) })
|
|
.style('stroke', function(d,i){ return color(d, i) });
|
|
groups
|
|
.style('stroke-opacity', 1)
|
|
.style('fill-opacity', 0.75);
|
|
|
|
var bars = groups.selectAll('rect.nv-bar')
|
|
.data(function(d) { return (hideable && !data.length) ? hideable.values : d.values });
|
|
bars.exit().remove();
|
|
|
|
var barsEnter = bars.enter().append('rect')
|
|
.attr('class', function(d,i) { return getY(d,i) < 0 ? 'nv-bar negative' : 'nv-bar positive'})
|
|
.attr('x', function(d,i,j) {
|
|
return stacked && !data[j].nonStackable ? 0 : (j * x.rangeBand() / data.length )
|
|
})
|
|
.attr('y', function(d,i,j) { return y0(stacked && !data[j].nonStackable ? d.y0 : 0) || 0 })
|
|
.attr('height', 0)
|
|
.attr('width', function(d,i,j) { return x.rangeBand() / (stacked && !data[j].nonStackable ? 1 : data.length) })
|
|
.attr('transform', function(d,i) { return 'translate(' + x(getX(d,i)) + ',0)'; })
|
|
;
|
|
bars
|
|
.style('fill', function(d,i,j){ return color(d, j, i); })
|
|
.style('stroke', function(d,i,j){ return color(d, j, i); })
|
|
.on('mouseover', function(d,i) { //TODO: figure out why j works above, but not here
|
|
d3.select(this).classed('hover', true);
|
|
dispatch.elementMouseover({
|
|
data: d,
|
|
index: i,
|
|
color: d3.select(this).style("fill")
|
|
});
|
|
})
|
|
.on('mouseout', function(d,i) {
|
|
d3.select(this).classed('hover', false);
|
|
dispatch.elementMouseout({
|
|
data: d,
|
|
index: i,
|
|
color: d3.select(this).style("fill")
|
|
});
|
|
})
|
|
.on('mousemove', function(d,i) {
|
|
dispatch.elementMousemove({
|
|
data: d,
|
|
index: i,
|
|
color: d3.select(this).style("fill")
|
|
});
|
|
})
|
|
.on('click', function(d,i) {
|
|
var element = this;
|
|
dispatch.elementClick({
|
|
data: d,
|
|
index: i,
|
|
color: d3.select(this).style("fill"),
|
|
event: d3.event,
|
|
element: element
|
|
});
|
|
d3.event.stopPropagation();
|
|
})
|
|
.on('dblclick', function(d,i) {
|
|
dispatch.elementDblClick({
|
|
data: d,
|
|
index: i,
|
|
color: d3.select(this).style("fill")
|
|
});
|
|
d3.event.stopPropagation();
|
|
});
|
|
bars
|
|
.attr('class', function(d,i) { return getY(d,i) < 0 ? 'nv-bar negative' : 'nv-bar positive'})
|
|
.attr('transform', function(d,i) { return 'translate(' + x(getX(d,i)) + ',0)'; })
|
|
|
|
if (barColor) {
|
|
if (!disabled) disabled = data.map(function() { return true });
|
|
bars
|
|
.style('fill', function(d,i,j) { return d3.rgb(barColor(d,i)).darker( disabled.map(function(d,i) { return i }).filter(function(d,i){ return !disabled[i] })[j] ).toString(); })
|
|
.style('stroke', function(d,i,j) { return d3.rgb(barColor(d,i)).darker( disabled.map(function(d,i) { return i }).filter(function(d,i){ return !disabled[i] })[j] ).toString(); });
|
|
}
|
|
|
|
var barSelection =
|
|
bars.watchTransition(renderWatch, 'multibar', Math.min(250, duration))
|
|
.delay(function(d,i) {
|
|
return i * duration / data[0].values.length;
|
|
});
|
|
if (stacked){
|
|
barSelection
|
|
.attr('y', function(d,i,j) {
|
|
var yVal = 0;
|
|
// if stackable, stack it on top of the previous series
|
|
if (!data[j].nonStackable) {
|
|
yVal = y(d.y1);
|
|
} else {
|
|
if (getY(d,i) < 0){
|
|
yVal = y(0);
|
|
} else {
|
|
if (y(0) - y(getY(d,i)) < -1){
|
|
yVal = y(0) - 1;
|
|
} else {
|
|
yVal = y(getY(d, i)) || 0;
|
|
}
|
|
}
|
|
}
|
|
return yVal;
|
|
})
|
|
.attr('height', function(d,i,j) {
|
|
if (!data[j].nonStackable) {
|
|
return Math.max(Math.abs(y(d.y+d.y0) - y(d.y0)), 0);
|
|
} else {
|
|
return Math.max(Math.abs(y(getY(d,i)) - y(0)), 0) || 0;
|
|
}
|
|
})
|
|
.attr('x', function(d,i,j) {
|
|
var width = 0;
|
|
if (data[j].nonStackable) {
|
|
width = d.series * x.rangeBand() / data.length;
|
|
if (data.length !== nonStackableCount){
|
|
width = data[j].nonStackableSeries * x.rangeBand()/(nonStackableCount*2);
|
|
}
|
|
}
|
|
return width;
|
|
})
|
|
.attr('width', function(d,i,j){
|
|
if (!data[j].nonStackable) {
|
|
return x.rangeBand();
|
|
} else {
|
|
// if all series are nonStacable, take the full width
|
|
var width = (x.rangeBand() / nonStackableCount);
|
|
// otherwise, nonStackable graph will be only taking the half-width
|
|
// of the x rangeBand
|
|
if (data.length !== nonStackableCount) {
|
|
width = x.rangeBand()/(nonStackableCount*2);
|
|
}
|
|
return width;
|
|
}
|
|
});
|
|
}
|
|
else {
|
|
barSelection
|
|
.attr('x', function(d,i) {
|
|
return d.series * x.rangeBand() / data.length;
|
|
})
|
|
.attr('width', x.rangeBand() / data.length)
|
|
.attr('y', function(d,i) {
|
|
return getY(d,i) < 0 ?
|
|
y(0) :
|
|
y(0) - y(getY(d,i)) < 1 ?
|
|
y(0) - 1 :
|
|
y(getY(d,i)) || 0;
|
|
})
|
|
.attr('height', function(d,i) {
|
|
return Math.max(Math.abs(y(getY(d,i)) - y(0)),1) || 0;
|
|
});
|
|
}
|
|
|
|
//store old scales for use in transitions on update
|
|
x0 = x.copy();
|
|
y0 = y.copy();
|
|
|
|
// keep track of the last data value length for transition calculations
|
|
if (data[0] && data[0].values) {
|
|
last_datalength = data[0].values.length;
|
|
}
|
|
|
|
});
|
|
|
|
renderWatch.renderEnd('multibar immediate');
|
|
|
|
return chart;
|
|
}
|
|
|
|
//============================================================
|
|
// Expose Public Variables
|
|
//------------------------------------------------------------
|
|
|
|
chart.dispatch = dispatch;
|
|
|
|
chart.options = nv.utils.optionsFunc.bind(chart);
|
|
|
|
chart._options = Object.create({}, {
|
|
// simple options, just get/set the necessary values
|
|
width: {get: function(){return width;}, set: function(_){width=_;}},
|
|
height: {get: function(){return height;}, set: function(_){height=_;}},
|
|
x: {get: function(){return getX;}, set: function(_){getX=_;}},
|
|
y: {get: function(){return getY;}, set: function(_){getY=_;}},
|
|
xScale: {get: function(){return x;}, set: function(_){x=_;}},
|
|
yScale: {get: function(){return y;}, set: function(_){y=_;}},
|
|
xDomain: {get: function(){return xDomain;}, set: function(_){xDomain=_;}},
|
|
yDomain: {get: function(){return yDomain;}, set: function(_){yDomain=_;}},
|
|
xRange: {get: function(){return xRange;}, set: function(_){xRange=_;}},
|
|
yRange: {get: function(){return yRange;}, set: function(_){yRange=_;}},
|
|
forceY: {get: function(){return forceY;}, set: function(_){forceY=_;}},
|
|
stacked: {get: function(){return stacked;}, set: function(_){stacked=_;}},
|
|
stackOffset: {get: function(){return stackOffset;}, set: function(_){stackOffset=_;}},
|
|
clipEdge: {get: function(){return clipEdge;}, set: function(_){clipEdge=_;}},
|
|
disabled: {get: function(){return disabled;}, set: function(_){disabled=_;}},
|
|
id: {get: function(){return id;}, set: function(_){id=_;}},
|
|
hideable: {get: function(){return hideable;}, set: function(_){hideable=_;}},
|
|
groupSpacing:{get: function(){return groupSpacing;}, set: function(_){groupSpacing=_;}},
|
|
|
|
// options that require extra logic in the setter
|
|
margin: {get: function(){return margin;}, set: function(_){
|
|
margin.top = _.top !== undefined ? _.top : margin.top;
|
|
margin.right = _.right !== undefined ? _.right : margin.right;
|
|
margin.bottom = _.bottom !== undefined ? _.bottom : margin.bottom;
|
|
margin.left = _.left !== undefined ? _.left : margin.left;
|
|
}},
|
|
duration: {get: function(){return duration;}, set: function(_){
|
|
duration = _;
|
|
renderWatch.reset(duration);
|
|
}},
|
|
color: {get: function(){return color;}, set: function(_){
|
|
color = nv.utils.getColor(_);
|
|
}},
|
|
barColor: {get: function(){return barColor;}, set: function(_){
|
|
barColor = _ ? nv.utils.getColor(_) : null;
|
|
}}
|
|
});
|
|
|
|
nv.utils.initOptions(chart);
|
|
|
|
return chart;
|
|
};nv.models.legend = function() {
|
|
"use strict";
|
|
|
|
//============================================================
|
|
// Public Variables with Default Settings
|
|
//------------------------------------------------------------
|
|
|
|
var margin = {top: 5, right: 0, bottom: 5, left: 0}
|
|
, width = 400
|
|
, height = 20
|
|
, getKey = function(d) { return d.key }
|
|
, color = nv.utils.getColor()
|
|
, maxKeyLength = 20 //default value for key lengths
|
|
, align = true
|
|
, padding = 32 //define how much space between legend items. - recommend 32 for furious version
|
|
, rightAlign = true
|
|
, updateState = true //If true, legend will update data.disabled and trigger a 'stateChange' dispatch.
|
|
, radioButtonMode = false //If true, clicking legend items will cause it to behave like a radio button. (only one can be selected at a time)
|
|
, expanded = false
|
|
, dispatch = d3.dispatch('legendClick', 'legendDblclick', 'legendMouseover', 'legendMouseout', 'stateChange')
|
|
, vers = 'classic' //Options are "classic" and "furious"
|
|
;
|
|
|
|
function chart(selection) {
|
|
selection.each(function(data) {
|
|
var availableWidth = width - margin.left - margin.right,
|
|
container = d3.select(this);
|
|
nv.utils.initSVG(container);
|
|
|
|
// Setup containers and skeleton of chart
|
|
var wrap = container.selectAll('g.nv-legend').data([data]);
|
|
var gEnter = wrap.enter().append('g').attr('class', 'nvd3 nv-legend').append('g');
|
|
var g = wrap.select('g');
|
|
|
|
wrap.attr('transform', 'translate(' + margin.left + ',' + margin.top + ')');
|
|
|
|
var series = g.selectAll('.nv-series')
|
|
.data(function(d) {
|
|
if(vers != 'furious') return d;
|
|
|
|
return d.filter(function(n) {
|
|
return expanded ? true : !n.disengaged;
|
|
});
|
|
});
|
|
|
|
var seriesEnter = series.enter().append('g').attr('class', 'nv-series');
|
|
var seriesShape;
|
|
|
|
var versPadding;
|
|
switch(vers) {
|
|
case 'furious' :
|
|
versPadding = 23;
|
|
break;
|
|
case 'classic' :
|
|
versPadding = 20;
|
|
}
|
|
|
|
if(vers == 'classic') {
|
|
seriesEnter.append('circle')
|
|
.style('stroke-width', 2)
|
|
.attr('class','nv-legend-symbol')
|
|
.attr('r', 5);
|
|
|
|
seriesShape = series.select('circle');
|
|
} else if (vers == 'furious') {
|
|
seriesEnter.append('rect')
|
|
.style('stroke-width', 2)
|
|
.attr('class','nv-legend-symbol')
|
|
.attr('rx', 3)
|
|
.attr('ry', 3);
|
|
seriesShape = series.select('.nv-legend-symbol');
|
|
|
|
seriesEnter.append('g')
|
|
.attr('class', 'nv-check-box')
|
|
.property('innerHTML','<path d="M0.5,5 L22.5,5 L22.5,26.5 L0.5,26.5 L0.5,5 Z" class="nv-box"></path><path d="M5.5,12.8618467 L11.9185089,19.2803556 L31,0.198864511" class="nv-check"></path>')
|
|
.attr('transform', 'translate(-10,-8)scale(0.5)');
|
|
|
|
var seriesCheckbox = series.select('.nv-check-box');
|
|
|
|
seriesCheckbox.each(function(d,i) {
|
|
d3.select(this).selectAll('path')
|
|
.attr('stroke', setTextColor(d,i));
|
|
});
|
|
}
|
|
|
|
seriesEnter.append('text')
|
|
.attr('text-anchor', 'start')
|
|
.attr('class','nv-legend-text')
|
|
.attr('dy', '.32em')
|
|
.attr('dx', '8');
|
|
|
|
var seriesText = series.select('text.nv-legend-text');
|
|
|
|
series
|
|
.on('mouseover', function(d,i) {
|
|
dispatch.legendMouseover(d,i); //TODO: Make consistent with other event objects
|
|
})
|
|
.on('mouseout', function(d,i) {
|
|
dispatch.legendMouseout(d,i);
|
|
})
|
|
.on('click', function(d,i) {
|
|
dispatch.legendClick(d,i);
|
|
// make sure we re-get data in case it was modified
|
|
var data = series.data();
|
|
if (updateState) {
|
|
if(vers =='classic') {
|
|
if (radioButtonMode) {
|
|
//Radio button mode: set every series to disabled,
|
|
// and enable the clicked series.
|
|
data.forEach(function(series) { series.disabled = true});
|
|
d.disabled = false;
|
|
}
|
|
else {
|
|
d.disabled = !d.disabled;
|
|
if (data.every(function(series) { return series.disabled})) {
|
|
//the default behavior of NVD3 legends is, if every single series
|
|
// is disabled, turn all series' back on.
|
|
data.forEach(function(series) { series.disabled = false});
|
|
}
|
|
}
|
|
} else if(vers == 'furious') {
|
|
if(expanded) {
|
|
d.disengaged = !d.disengaged;
|
|
d.userDisabled = d.userDisabled == undefined ? !!d.disabled : d.userDisabled;
|
|
d.disabled = d.disengaged || d.userDisabled;
|
|
} else if (!expanded) {
|
|
d.disabled = !d.disabled;
|
|
d.userDisabled = d.disabled;
|
|
var engaged = data.filter(function(d) { return !d.disengaged; });
|
|
if (engaged.every(function(series) { return series.userDisabled })) {
|
|
//the default behavior of NVD3 legends is, if every single series
|
|
// is disabled, turn all series' back on.
|
|
data.forEach(function(series) {
|
|
series.disabled = series.userDisabled = false;
|
|
});
|
|
}
|
|
}
|
|
}
|
|
dispatch.stateChange({
|
|
disabled: data.map(function(d) { return !!d.disabled }),
|
|
disengaged: data.map(function(d) { return !!d.disengaged })
|
|
});
|
|
|
|
}
|
|
})
|
|
.on('dblclick', function(d,i) {
|
|
if(vers == 'furious' && expanded) return;
|
|
dispatch.legendDblclick(d,i);
|
|
if (updateState) {
|
|
// make sure we re-get data in case it was modified
|
|
var data = series.data();
|
|
//the default behavior of NVD3 legends, when double clicking one,
|
|
// is to set all other series' to false, and make the double clicked series enabled.
|
|
data.forEach(function(series) {
|
|
series.disabled = true;
|
|
if(vers == 'furious') series.userDisabled = series.disabled;
|
|
});
|
|
d.disabled = false;
|
|
if(vers == 'furious') d.userDisabled = d.disabled;
|
|
dispatch.stateChange({
|
|
disabled: data.map(function(d) { return !!d.disabled })
|
|
});
|
|
}
|
|
});
|
|
|
|
series.classed('nv-disabled', function(d) { return d.userDisabled });
|
|
series.exit().remove();
|
|
|
|
seriesText
|
|
.attr('fill', setTextColor)
|
|
.text(getKey);
|
|
|
|
//TODO: implement fixed-width and max-width options (max-width is especially useful with the align option)
|
|
// NEW ALIGNING CODE, TODO: clean up
|
|
var legendWidth = 0;
|
|
if (align) {
|
|
|
|
var seriesWidths = [];
|
|
series.each(function(d,i) {
|
|
var legendText;
|
|
if (getKey(d).length > maxKeyLength) {
|
|
var trimmedKey = getKey(d).substring(0, maxKeyLength);
|
|
legendText = d3.select(this).select('text').text(trimmedKey + "...");
|
|
d3.select(this).append("svg:title").text(getKey(d));
|
|
} else {
|
|
legendText = d3.select(this).select('text');
|
|
}
|
|
var nodeTextLength;
|
|
try {
|
|
nodeTextLength = legendText.node().getComputedTextLength();
|
|
// If the legendText is display:none'd (nodeTextLength == 0), simulate an error so we approximate, instead
|
|
if(nodeTextLength <= 0) throw Error();
|
|
}
|
|
catch(e) {
|
|
nodeTextLength = nv.utils.calcApproxTextWidth(legendText);
|
|
}
|
|
|
|
seriesWidths.push(nodeTextLength + padding);
|
|
});
|
|
|
|
var seriesPerRow = 0;
|
|
var columnWidths = [];
|
|
legendWidth = 0;
|
|
|
|
while ( legendWidth < availableWidth && seriesPerRow < seriesWidths.length) {
|
|
columnWidths[seriesPerRow] = seriesWidths[seriesPerRow];
|
|
legendWidth += seriesWidths[seriesPerRow++];
|
|
}
|
|
if (seriesPerRow === 0) seriesPerRow = 1; //minimum of one series per row
|
|
|
|
while ( legendWidth > availableWidth && seriesPerRow > 1 ) {
|
|
columnWidths = [];
|
|
seriesPerRow--;
|
|
|
|
for (var k = 0; k < seriesWidths.length; k++) {
|
|
if (seriesWidths[k] > (columnWidths[k % seriesPerRow] || 0) )
|
|
columnWidths[k % seriesPerRow] = seriesWidths[k];
|
|
}
|
|
|
|
legendWidth = columnWidths.reduce(function(prev, cur, index, array) {
|
|
return prev + cur;
|
|
});
|
|
}
|
|
|
|
var xPositions = [];
|
|
for (var i = 0, curX = 0; i < seriesPerRow; i++) {
|
|
xPositions[i] = curX;
|
|
curX += columnWidths[i];
|
|
}
|
|
|
|
series
|
|
.attr('transform', function(d, i) {
|
|
return 'translate(' + xPositions[i % seriesPerRow] + ',' + (5 + Math.floor(i / seriesPerRow) * versPadding) + ')';
|
|
});
|
|
|
|
//position legend as far right as possible within the total width
|
|
if (rightAlign) {
|
|
g.attr('transform', 'translate(' + (width - margin.right - legendWidth) + ',' + margin.top + ')');
|
|
}
|
|
else {
|
|
g.attr('transform', 'translate(0' + ',' + margin.top + ')');
|
|
}
|
|
|
|
height = margin.top + margin.bottom + (Math.ceil(seriesWidths.length / seriesPerRow) * versPadding);
|
|
|
|
} else {
|
|
|
|
var ypos = 5,
|
|
newxpos = 5,
|
|
maxwidth = 0,
|
|
xpos;
|
|
series
|
|
.attr('transform', function(d, i) {
|
|
var length = d3.select(this).select('text').node().getComputedTextLength() + padding;
|
|
xpos = newxpos;
|
|
|
|
if (width < margin.left + margin.right + xpos + length) {
|
|
newxpos = xpos = 5;
|
|
ypos += versPadding;
|
|
}
|
|
|
|
newxpos += length;
|
|
if (newxpos > maxwidth) maxwidth = newxpos;
|
|
|
|
if(legendWidth < xpos + maxwidth) {
|
|
legendWidth = xpos + maxwidth;
|
|
}
|
|
return 'translate(' + xpos + ',' + ypos + ')';
|
|
});
|
|
|
|
//position legend as far right as possible within the total width
|
|
g.attr('transform', 'translate(' + (width - margin.right - maxwidth) + ',' + margin.top + ')');
|
|
|
|
height = margin.top + margin.bottom + ypos + 15;
|
|
}
|
|
|
|
if(vers == 'furious') {
|
|
// Size rectangles after text is placed
|
|
seriesShape
|
|
.attr('width', function(d,i) {
|
|
return seriesText[0][i].getComputedTextLength() + 27;
|
|
})
|
|
.attr('height', 18)
|
|
.attr('y', -9)
|
|
.attr('x', -15);
|
|
|
|
// The background for the expanded legend (UI)
|
|
gEnter.insert('rect',':first-child')
|
|
.attr('class', 'nv-legend-bg')
|
|
.attr('fill', '#eee')
|
|
// .attr('stroke', '#444')
|
|
.attr('opacity',0);
|
|
|
|
var seriesBG = g.select('.nv-legend-bg');
|
|
|
|
seriesBG
|
|
.transition().duration(300)
|
|
.attr('x', -versPadding )
|
|
.attr('width', legendWidth + versPadding - 12)
|
|
.attr('height', height + 10)
|
|
.attr('y', -margin.top - 10)
|
|
.attr('opacity', expanded ? 1 : 0);
|
|
|
|
|
|
}
|
|
|
|
seriesShape
|
|
.style('fill', setBGColor)
|
|
.style('fill-opacity', setBGOpacity)
|
|
.style('stroke', setBGColor);
|
|
});
|
|
|
|
function setTextColor(d,i) {
|
|
if(vers != 'furious') return '#000';
|
|
if(expanded) {
|
|
return d.disengaged ? '#000' : '#fff';
|
|
} else if (!expanded) {
|
|
if(!d.color) d.color = color(d,i);
|
|
return !!d.disabled ? d.color : '#fff';
|
|
}
|
|
}
|
|
|
|
function setBGColor(d,i) {
|
|
if(expanded && vers == 'furious') {
|
|
return d.disengaged ? '#eee' : d.color || color(d,i);
|
|
} else {
|
|
return d.color || color(d,i);
|
|
}
|
|
}
|
|
|
|
|
|
function setBGOpacity(d,i) {
|
|
if(expanded && vers == 'furious') {
|
|
return 1;
|
|
} else {
|
|
return !!d.disabled ? 0 : 1;
|
|
}
|
|
}
|
|
|
|
return chart;
|
|
}
|
|
|
|
//============================================================
|
|
// Expose Public Variables
|
|
//------------------------------------------------------------
|
|
|
|
chart.dispatch = dispatch;
|
|
chart.options = nv.utils.optionsFunc.bind(chart);
|
|
|
|
chart._options = Object.create({}, {
|
|
// simple options, just get/set the necessary values
|
|
width: {get: function(){return width;}, set: function(_){width=_;}},
|
|
height: {get: function(){return height;}, set: function(_){height=_;}},
|
|
key: {get: function(){return getKey;}, set: function(_){getKey=_;}},
|
|
align: {get: function(){return align;}, set: function(_){align=_;}},
|
|
maxKeyLength: {get: function(){return maxKeyLength;}, set: function(_){maxKeyLength=_;}},
|
|
rightAlign: {get: function(){return rightAlign;}, set: function(_){rightAlign=_;}},
|
|
padding: {get: function(){return padding;}, set: function(_){padding=_;}},
|
|
updateState: {get: function(){return updateState;}, set: function(_){updateState=_;}},
|
|
radioButtonMode: {get: function(){return radioButtonMode;}, set: function(_){radioButtonMode=_;}},
|
|
expanded: {get: function(){return expanded;}, set: function(_){expanded=_;}},
|
|
vers: {get: function(){return vers;}, set: function(_){vers=_;}},
|
|
|
|
// options that require extra logic in the setter
|
|
margin: {get: function(){return margin;}, set: function(_){
|
|
margin.top = _.top !== undefined ? _.top : margin.top;
|
|
margin.right = _.right !== undefined ? _.right : margin.right;
|
|
margin.bottom = _.bottom !== undefined ? _.bottom : margin.bottom;
|
|
margin.left = _.left !== undefined ? _.left : margin.left;
|
|
}},
|
|
color: {get: function(){return color;}, set: function(_){
|
|
color = nv.utils.getColor(_);
|
|
}}
|
|
});
|
|
|
|
nv.utils.initOptions(chart);
|
|
|
|
return chart;
|
|
};
|
|
nv.models.lineChart = function() {
|
|
"use strict";
|
|
|
|
//============================================================
|
|
// Public Variables with Default Settings
|
|
//------------------------------------------------------------
|
|
|
|
var lines = nv.models.line()
|
|
, xAxis = nv.models.axis()
|
|
, yAxis = nv.models.axis()
|
|
, legend = nv.models.legend()
|
|
, interactiveLayer = nv.interactiveGuideline()
|
|
, tooltip = nv.models.tooltip()
|
|
, lines2 = nv.models.line()
|
|
, x2Axis = nv.models.axis()
|
|
, y2Axis = nv.models.axis()
|
|
, brush = d3.svg.brush()
|
|
;
|
|
|
|
var margin = {top: 30, right: 20, bottom: 50, left: 60}
|
|
, margin2 = {top: 0, right: 20, bottom: 20, left: 60}
|
|
, color = nv.utils.defaultColor()
|
|
, width = null
|
|
, height = null
|
|
, showLegend = true
|
|
, legendPosition = 'top'
|
|
, showXAxis = true
|
|
, showYAxis = true
|
|
, rightAlignYAxis = false
|
|
, useInteractiveGuideline = false
|
|
, x
|
|
, y
|
|
, x2
|
|
, y2
|
|
, focusEnable = false
|
|
, focusShowAxisY = false
|
|
, focusShowAxisX = true
|
|
, focusHeight = 50
|
|
, brushExtent = null
|
|
, state = nv.utils.state()
|
|
, defaultState = null
|
|
, noData = null
|
|
, dispatch = d3.dispatch('tooltipShow', 'tooltipHide', 'brush', 'stateChange', 'changeState', 'renderEnd')
|
|
, duration = 250
|
|
;
|
|
|
|
// set options on sub-objects for this chart
|
|
xAxis.orient('bottom').tickPadding(7);
|
|
yAxis.orient(rightAlignYAxis ? 'right' : 'left');
|
|
|
|
lines.clipEdge(true).duration(0);
|
|
lines2.interactive(false);
|
|
// We don't want any points emitted for the focus chart's scatter graph.
|
|
lines2.pointActive(function(d) { return false; });
|
|
|
|
x2Axis.orient('bottom').tickPadding(5);
|
|
y2Axis.orient(rightAlignYAxis ? 'right' : 'left');
|
|
|
|
tooltip.valueFormatter(function(d, i) {
|
|
return yAxis.tickFormat()(d, i);
|
|
}).headerFormatter(function(d, i) {
|
|
return xAxis.tickFormat()(d, i);
|
|
});
|
|
|
|
interactiveLayer.tooltip.valueFormatter(function(d, i) {
|
|
return yAxis.tickFormat()(d, i);
|
|
}).headerFormatter(function(d, i) {
|
|
return xAxis.tickFormat()(d, i);
|
|
});
|
|
|
|
|
|
//============================================================
|
|
// Private Variables
|
|
//------------------------------------------------------------
|
|
|
|
var renderWatch = nv.utils.renderWatch(dispatch, duration);
|
|
|
|
var stateGetter = function(data) {
|
|
return function(){
|
|
return {
|
|
active: data.map(function(d) { return !d.disabled; })
|
|
};
|
|
};
|
|
};
|
|
|
|
var stateSetter = function(data) {
|
|
return function(state) {
|
|
if (state.active !== undefined)
|
|
data.forEach(function(series,i) {
|
|
series.disabled = !state.active[i];
|
|
});
|
|
};
|
|
};
|
|
|
|
function chart(selection) {
|
|
renderWatch.reset();
|
|
renderWatch.models(lines);
|
|
renderWatch.models(lines2);
|
|
if (showXAxis) renderWatch.models(xAxis);
|
|
if (showYAxis) renderWatch.models(yAxis);
|
|
|
|
if (focusShowAxisX) renderWatch.models(x2Axis);
|
|
if (focusShowAxisY) renderWatch.models(y2Axis);
|
|
selection.each(function(data) {
|
|
var container = d3.select(this);
|
|
nv.utils.initSVG(container);
|
|
var availableWidth = nv.utils.availableWidth(width, container, margin),
|
|
availableHeight1 = nv.utils.availableHeight(height, container, margin) - (focusEnable ? focusHeight : 0),
|
|
availableHeight2 = focusHeight - margin2.top - margin2.bottom;
|
|
|
|
chart.update = function() {
|
|
if( duration === 0 ) {
|
|
container.call( chart );
|
|
} else {
|
|
container.transition().duration(duration).call(chart);
|
|
}
|
|
};
|
|
chart.container = this;
|
|
|
|
state
|
|
.setter(stateSetter(data), chart.update)
|
|
.getter(stateGetter(data))
|
|
.update();
|
|
|
|
// DEPRECATED set state.disabled
|
|
state.disabled = data.map(function(d) { return !!d.disabled; });
|
|
|
|
if (!defaultState) {
|
|
var key;
|
|
defaultState = {};
|
|
for (key in state) {
|
|
if (state[key] instanceof Array)
|
|
defaultState[key] = state[key].slice(0);
|
|
else
|
|
defaultState[key] = state[key];
|
|
}
|
|
}
|
|
|
|
// Display noData message if there's nothing to show.
|
|
if (!data || !data.length || !data.filter(function(d) { return d.values.length; }).length) {
|
|
nv.utils.noData(chart, container);
|
|
return chart;
|
|
} else {
|
|
container.selectAll('.nv-noData').remove();
|
|
}
|
|
|
|
|
|
// Setup Scales
|
|
x = lines.xScale();
|
|
y = lines.yScale();
|
|
x2 = lines2.xScale();
|
|
y2 = lines2.yScale();
|
|
|
|
// Setup containers and skeleton of chart
|
|
var wrap = container.selectAll('g.nv-wrap.nv-lineChart').data([data]);
|
|
var gEnter = wrap.enter().append('g').attr('class', 'nvd3 nv-wrap nv-lineChart').append('g');
|
|
var g = wrap.select('g');
|
|
|
|
gEnter.append('g').attr('class', 'nv-legendWrap');
|
|
|
|
var focusEnter = gEnter.append('g').attr('class', 'nv-focus');
|
|
focusEnter.append('g').attr('class', 'nv-background').append('rect');
|
|
focusEnter.append('g').attr('class', 'nv-x nv-axis');
|
|
focusEnter.append('g').attr('class', 'nv-y nv-axis');
|
|
focusEnter.append('g').attr('class', 'nv-linesWrap');
|
|
focusEnter.append('g').attr('class', 'nv-interactive');
|
|
|
|
var contextEnter = gEnter.append('g').attr('class', 'nv-context');
|
|
contextEnter.append('g').attr('class', 'nv-background').append('rect');
|
|
contextEnter.append('g').attr('class', 'nv-x nv-axis');
|
|
contextEnter.append('g').attr('class', 'nv-y nv-axis');
|
|
contextEnter.append('g').attr('class', 'nv-linesWrap');
|
|
contextEnter.append('g').attr('class', 'nv-brushBackground');
|
|
contextEnter.append('g').attr('class', 'nv-x nv-brush');
|
|
|
|
// Legend
|
|
if (!showLegend) {
|
|
g.select('.nv-legendWrap').selectAll('*').remove();
|
|
} else {
|
|
legend.width(availableWidth);
|
|
|
|
g.select('.nv-legendWrap')
|
|
.datum(data)
|
|
.call(legend);
|
|
|
|
if (legendPosition === 'bottom') {
|
|
wrap.select('.nv-legendWrap')
|
|
.attr('transform', 'translate(0,' + (availableHeight1 + legend.height()) +')');
|
|
} else if (legendPosition === 'top') {
|
|
if ( margin.top != legend.height()) {
|
|
margin.top = legend.height();
|
|
availableHeight1 = nv.utils.availableHeight(height, container, margin) - (focusEnable ? focusHeight : 0);
|
|
}
|
|
|
|
wrap.select('.nv-legendWrap')
|
|
.attr('transform', 'translate(0,' + (-margin.top) +')');
|
|
}
|
|
}
|
|
|
|
wrap.attr('transform', 'translate(' + margin.left + ',' + margin.top + ')');
|
|
|
|
if (rightAlignYAxis) {
|
|
g.select(".nv-y.nv-axis")
|
|
.attr("transform", "translate(" + availableWidth + ",0)");
|
|
}
|
|
|
|
//Set up interactive layer
|
|
if (useInteractiveGuideline) {
|
|
interactiveLayer
|
|
.width(availableWidth)
|
|
.height(availableHeight1)
|
|
.margin({left:margin.left, top:margin.top})
|
|
.svgContainer(container)
|
|
.xScale(x);
|
|
wrap.select(".nv-interactive").call(interactiveLayer);
|
|
}
|
|
|
|
g.select('.nv-focus .nv-background rect')
|
|
.attr('width', availableWidth)
|
|
.attr('height', availableHeight1);
|
|
|
|
lines
|
|
.width(availableWidth)
|
|
.height(availableHeight1)
|
|
.color(data.map(function(d,i) {
|
|
return d.color || color(d, i);
|
|
|
|
}).filter(function(d,i) { return !data[i].disabled; }));
|
|
|
|
var linesWrap = g.select('.nv-linesWrap')
|
|
.datum(data.filter(function(d) { return !d.disabled; }));
|
|
|
|
|
|
// Setup Main (Focus) Axes
|
|
if (showXAxis) {
|
|
xAxis
|
|
.scale(x)
|
|
._ticks(nv.utils.calcTicksX(availableWidth/100, data) )
|
|
.tickSize(-availableHeight1, 0);
|
|
|
|
}
|
|
|
|
if (showYAxis) {
|
|
yAxis
|
|
.scale(y)
|
|
._ticks( nv.utils.calcTicksY(availableHeight1/36, data) )
|
|
.tickSize( -availableWidth, 0);
|
|
}
|
|
|
|
//============================================================
|
|
// Update Axes
|
|
//============================================================
|
|
function updateXAxis() {
|
|
if(showXAxis) {
|
|
g.select('.nv-focus .nv-x.nv-axis')
|
|
.transition()
|
|
.duration(duration)
|
|
.call(xAxis)
|
|
;
|
|
}
|
|
}
|
|
|
|
function updateYAxis() {
|
|
if(showYAxis) {
|
|
g.select('.nv-focus .nv-y.nv-axis')
|
|
.transition()
|
|
.duration(duration)
|
|
.call(yAxis)
|
|
;
|
|
}
|
|
}
|
|
|
|
g.select('.nv-focus .nv-x.nv-axis')
|
|
.attr('transform', 'translate(0,' + availableHeight1 + ')');
|
|
|
|
if( !focusEnable )
|
|
{
|
|
linesWrap.call(lines);
|
|
updateXAxis();
|
|
updateYAxis();
|
|
}
|
|
else
|
|
{
|
|
lines2
|
|
.defined(lines.defined())
|
|
.width(availableWidth)
|
|
.height(availableHeight2)
|
|
.color(data.map(function(d,i) {
|
|
return d.color || color(d, i);
|
|
}).filter(function(d,i) { return !data[i].disabled; }));
|
|
|
|
g.select('.nv-context')
|
|
.attr('transform', 'translate(0,' + ( availableHeight1 + margin.bottom + margin2.top) + ')')
|
|
.style('display', focusEnable ? 'initial' : 'none')
|
|
;
|
|
|
|
var contextLinesWrap = g.select('.nv-context .nv-linesWrap')
|
|
.datum(data.filter(function(d) { return !d.disabled; }))
|
|
;
|
|
|
|
d3.transition(contextLinesWrap).call(lines2);
|
|
|
|
|
|
// Setup Brush
|
|
brush
|
|
.x(x2)
|
|
.on('brush', function() {
|
|
onBrush();
|
|
});
|
|
|
|
if (brushExtent) brush.extent(brushExtent);
|
|
|
|
var brushBG = g.select('.nv-brushBackground').selectAll('g')
|
|
.data([brushExtent || brush.extent()]);
|
|
|
|
var brushBGenter = brushBG.enter()
|
|
.append('g');
|
|
|
|
brushBGenter.append('rect')
|
|
.attr('class', 'left')
|
|
.attr('x', 0)
|
|
.attr('y', 0)
|
|
.attr('height', availableHeight2);
|
|
|
|
brushBGenter.append('rect')
|
|
.attr('class', 'right')
|
|
.attr('x', 0)
|
|
.attr('y', 0)
|
|
.attr('height', availableHeight2);
|
|
|
|
var gBrush = g.select('.nv-x.nv-brush')
|
|
.call(brush);
|
|
gBrush.selectAll('rect')
|
|
.attr('height', availableHeight2);
|
|
gBrush.selectAll('.resize').append('path').attr('d', resizePath);
|
|
|
|
onBrush();
|
|
|
|
g.select('.nv-context .nv-background rect')
|
|
.attr('width', availableWidth)
|
|
.attr('height', availableHeight2);
|
|
|
|
// Setup Secondary (Context) Axes
|
|
if (focusShowAxisX) {
|
|
x2Axis
|
|
.scale(x2)
|
|
._ticks( nv.utils.calcTicksX(availableWidth/100, data) )
|
|
.tickSize(-availableHeight2, 0);
|
|
|
|
g.select('.nv-context .nv-x.nv-axis')
|
|
.attr('transform', 'translate(0,' + y2.range()[0] + ')');
|
|
d3.transition(g.select('.nv-context .nv-x.nv-axis'))
|
|
.call(x2Axis);
|
|
}
|
|
|
|
if (focusShowAxisY) {
|
|
y2Axis
|
|
.scale(y2)
|
|
._ticks( nv.utils.calcTicksY(availableHeight2/36, data) )
|
|
.tickSize( -availableWidth, 0);
|
|
|
|
d3.transition(g.select('.nv-context .nv-y.nv-axis'))
|
|
.call(y2Axis);
|
|
}
|
|
|
|
g.select('.nv-context .nv-x.nv-axis')
|
|
.attr('transform', 'translate(0,' + y2.range()[0] + ')');
|
|
}
|
|
|
|
//============================================================
|
|
// Event Handling/Dispatching (in chart's scope)
|
|
//------------------------------------------------------------
|
|
|
|
legend.dispatch.on('stateChange', function(newState) {
|
|
for (var key in newState)
|
|
state[key] = newState[key];
|
|
dispatch.stateChange(state);
|
|
chart.update();
|
|
});
|
|
|
|
interactiveLayer.dispatch.on('elementMousemove', function(e) {
|
|
lines.clearHighlights();
|
|
var singlePoint, pointIndex, pointXLocation, allData = [];
|
|
data
|
|
.filter(function(series, i) {
|
|
series.seriesIndex = i;
|
|
return !series.disabled && !series.disableTooltip;
|
|
})
|
|
.forEach(function(series,i) {
|
|
var extent = focusEnable ? (brush.empty() ? x2.domain() : brush.extent()) : x.domain();
|
|
var currentValues = series.values.filter(function(d,i) {
|
|
return lines.x()(d,i) >= extent[0] && lines.x()(d,i) <= extent[1];
|
|
});
|
|
|
|
pointIndex = nv.interactiveBisect(currentValues, e.pointXValue, lines.x());
|
|
var point = currentValues[pointIndex];
|
|
var pointYValue = chart.y()(point, pointIndex);
|
|
if (pointYValue !== null) {
|
|
lines.highlightPoint(series.seriesIndex, pointIndex, true);
|
|
}
|
|
if (point === undefined) return;
|
|
if (singlePoint === undefined) singlePoint = point;
|
|
if (pointXLocation === undefined) pointXLocation = chart.xScale()(chart.x()(point,pointIndex));
|
|
allData.push({
|
|
key: series.key,
|
|
value: pointYValue,
|
|
color: color(series,series.seriesIndex),
|
|
data: point
|
|
});
|
|
});
|
|
//Highlight the tooltip entry based on which point the mouse is closest to.
|
|
if (allData.length > 2) {
|
|
var yValue = chart.yScale().invert(e.mouseY);
|
|
var domainExtent = Math.abs(chart.yScale().domain()[0] - chart.yScale().domain()[1]);
|
|
var threshold = 0.03 * domainExtent;
|
|
var indexToHighlight = nv.nearestValueIndex(allData.map(function(d){return d.value;}),yValue,threshold);
|
|
if (indexToHighlight !== null)
|
|
allData[indexToHighlight].highlight = true;
|
|
}
|
|
|
|
var defaultValueFormatter = function(d,i) {
|
|
return d == null ? "N/A" : yAxis.tickFormat()(d);
|
|
};
|
|
|
|
interactiveLayer.tooltip
|
|
.chartContainer(chart.container.parentNode)
|
|
.valueFormatter(interactiveLayer.tooltip.valueFormatter() || defaultValueFormatter)
|
|
.data({
|
|
value: chart.x()( singlePoint,pointIndex ),
|
|
index: pointIndex,
|
|
series: allData
|
|
})();
|
|
|
|
interactiveLayer.renderGuideLine(pointXLocation);
|
|
|
|
});
|
|
|
|
interactiveLayer.dispatch.on('elementClick', function(e) {
|
|
var pointXLocation, allData = [];
|
|
|
|
data.filter(function(series, i) {
|
|
series.seriesIndex = i;
|
|
return !series.disabled;
|
|
}).forEach(function(series) {
|
|
var pointIndex = nv.interactiveBisect(series.values, e.pointXValue, chart.x());
|
|
var point = series.values[pointIndex];
|
|
if (typeof point === 'undefined') return;
|
|
if (typeof pointXLocation === 'undefined') pointXLocation = chart.xScale()(chart.x()(point,pointIndex));
|
|
var yPos = chart.yScale()(chart.y()(point,pointIndex));
|
|
allData.push({
|
|
point: point,
|
|
pointIndex: pointIndex,
|
|
pos: [pointXLocation, yPos],
|
|
seriesIndex: series.seriesIndex,
|
|
series: series
|
|
});
|
|
});
|
|
|
|
lines.dispatch.elementClick(allData);
|
|
});
|
|
|
|
interactiveLayer.dispatch.on("elementMouseout",function(e) {
|
|
lines.clearHighlights();
|
|
});
|
|
|
|
dispatch.on('changeState', function(e) {
|
|
if (typeof e.disabled !== 'undefined' && data.length === e.disabled.length) {
|
|
data.forEach(function(series,i) {
|
|
series.disabled = e.disabled[i];
|
|
});
|
|
|
|
state.disabled = e.disabled;
|
|
}
|
|
|
|
chart.update();
|
|
});
|
|
|
|
//============================================================
|
|
// Functions
|
|
//------------------------------------------------------------
|
|
|
|
// Taken from crossfilter (http://square.github.com/crossfilter/)
|
|
function resizePath(d) {
|
|
var e = +(d == 'e'),
|
|
x = e ? 1 : -1,
|
|
y = availableHeight2 / 3;
|
|
return 'M' + (0.5 * x) + ',' + y
|
|
+ 'A6,6 0 0 ' + e + ' ' + (6.5 * x) + ',' + (y + 6)
|
|
+ 'V' + (2 * y - 6)
|
|
+ 'A6,6 0 0 ' + e + ' ' + (0.5 * x) + ',' + (2 * y)
|
|
+ 'Z'
|
|
+ 'M' + (2.5 * x) + ',' + (y + 8)
|
|
+ 'V' + (2 * y - 8)
|
|
+ 'M' + (4.5 * x) + ',' + (y + 8)
|
|
+ 'V' + (2 * y - 8);
|
|
}
|
|
|
|
|
|
function updateBrushBG() {
|
|
if (!brush.empty()) brush.extent(brushExtent);
|
|
brushBG
|
|
.data([brush.empty() ? x2.domain() : brushExtent])
|
|
.each(function(d,i) {
|
|
var leftWidth = x2(d[0]) - x.range()[0],
|
|
rightWidth = availableWidth - x2(d[1]);
|
|
d3.select(this).select('.left')
|
|
.attr('width', leftWidth < 0 ? 0 : leftWidth);
|
|
|
|
d3.select(this).select('.right')
|
|
.attr('x', x2(d[1]))
|
|
.attr('width', rightWidth < 0 ? 0 : rightWidth);
|
|
});
|
|
}
|
|
|
|
|
|
function onBrush() {
|
|
brushExtent = brush.empty() ? null : brush.extent();
|
|
var extent = brush.empty() ? x2.domain() : brush.extent();
|
|
|
|
//The brush extent cannot be less than one. If it is, don't update the line chart.
|
|
if (Math.abs(extent[0] - extent[1]) <= 1) {
|
|
return;
|
|
}
|
|
|
|
dispatch.brush({extent: extent, brush: brush});
|
|
|
|
|
|
updateBrushBG();
|
|
|
|
// Update Main (Focus)
|
|
var focusLinesWrap = g.select('.nv-focus .nv-linesWrap')
|
|
.datum(
|
|
data
|
|
.filter(function(d) { return !d.disabled; })
|
|
.map(function(d,i) {
|
|
return {
|
|
key: d.key,
|
|
area: d.area,
|
|
classed: d.classed,
|
|
values: d.values.filter(function(d,i) {
|
|
return lines.x()(d,i) >= extent[0] && lines.x()(d,i) <= extent[1];
|
|
}),
|
|
disableTooltip: d.disableTooltip
|
|
};
|
|
})
|
|
);
|
|
focusLinesWrap.transition().duration(duration).call(lines);
|
|
|
|
|
|
// Update Main (Focus) Axes
|
|
updateXAxis();
|
|
updateYAxis();
|
|
}
|
|
|
|
|
|
});
|
|
|
|
renderWatch.renderEnd('lineChart immediate');
|
|
return chart;
|
|
}
|
|
|
|
|
|
//============================================================
|
|
// Event Handling/Dispatching (out of chart's scope)
|
|
//------------------------------------------------------------
|
|
|
|
lines.dispatch.on('elementMouseover.tooltip', function(evt) {
|
|
if(!evt.series.disableTooltip){
|
|
tooltip.data(evt).hidden(false);
|
|
}
|
|
});
|
|
|
|
lines.dispatch.on('elementMouseout.tooltip', function(evt) {
|
|
tooltip.hidden(true);
|
|
});
|
|
|
|
//============================================================
|
|
// Expose Public Variables
|
|
//------------------------------------------------------------
|
|
|
|
// expose chart's sub-components
|
|
chart.dispatch = dispatch;
|
|
chart.lines = lines;
|
|
chart.lines2 = lines2;
|
|
chart.legend = legend;
|
|
chart.xAxis = xAxis;
|
|
chart.x2Axis = x2Axis;
|
|
chart.yAxis = yAxis;
|
|
chart.y2Axis = y2Axis;
|
|
chart.interactiveLayer = interactiveLayer;
|
|
chart.tooltip = tooltip;
|
|
chart.state = state;
|
|
chart.dispatch = dispatch;
|
|
chart.options = nv.utils.optionsFunc.bind(chart);
|
|
|
|
chart._options = Object.create({}, {
|
|
// simple options, just get/set the necessary values
|
|
width: {get: function(){return width;}, set: function(_){width=_;}},
|
|
height: {get: function(){return height;}, set: function(_){height=_;}},
|
|
showLegend: {get: function(){return showLegend;}, set: function(_){showLegend=_;}},
|
|
legendPosition: {get: function(){return legendPosition;}, set: function(_){legendPosition=_;}},
|
|
showXAxis: {get: function(){return showXAxis;}, set: function(_){showXAxis=_;}},
|
|
showYAxis: {get: function(){return showYAxis;}, set: function(_){showYAxis=_;}},
|
|
focusEnable: {get: function(){return focusEnable;}, set: function(_){focusEnable=_;}},
|
|
focusHeight: {get: function(){return height2;}, set: function(_){focusHeight=_;}},
|
|
focusShowAxisX: {get: function(){return focusShowAxisX;}, set: function(_){focusShowAxisX=_;}},
|
|
focusShowAxisY: {get: function(){return focusShowAxisY;}, set: function(_){focusShowAxisY=_;}},
|
|
brushExtent: {get: function(){return brushExtent;}, set: function(_){brushExtent=_;}},
|
|
defaultState: {get: function(){return defaultState;}, set: function(_){defaultState=_;}},
|
|
noData: {get: function(){return noData;}, set: function(_){noData=_;}},
|
|
|
|
// options that require extra logic in the setter
|
|
margin: {get: function(){return margin;}, set: function(_){
|
|
margin.top = _.top !== undefined ? _.top : margin.top;
|
|
margin.right = _.right !== undefined ? _.right : margin.right;
|
|
margin.bottom = _.bottom !== undefined ? _.bottom : margin.bottom;
|
|
margin.left = _.left !== undefined ? _.left : margin.left;
|
|
}},
|
|
duration: {get: function(){return duration;}, set: function(_){
|
|
duration = _;
|
|
renderWatch.reset(duration);
|
|
lines.duration(duration);
|
|
xAxis.duration(duration);
|
|
x2Axis.duration(duration);
|
|
yAxis.duration(duration);
|
|
y2Axis.duration(duration);
|
|
}},
|
|
focusMargin: {get: function(){return margin2;}, set: function(_){
|
|
margin2.top = _.top !== undefined ? _.top : margin2.top;
|
|
margin2.right = _.right !== undefined ? _.right : margin2.right;
|
|
margin2.bottom = _.bottom !== undefined ? _.bottom : margin2.bottom;
|
|
margin2.left = _.left !== undefined ? _.left : margin2.left;
|
|
}},
|
|
color: {get: function(){return color;}, set: function(_){
|
|
color = nv.utils.getColor(_);
|
|
legend.color(color);
|
|
lines.color(color);
|
|
}},
|
|
interpolate: {get: function(){return lines.interpolate();}, set: function(_){
|
|
lines.interpolate(_);
|
|
lines2.interpolate(_);
|
|
}},
|
|
xTickFormat: {get: function(){return xAxis.tickFormat();}, set: function(_){
|
|
xAxis.tickFormat(_);
|
|
x2Axis.tickFormat(_);
|
|
}},
|
|
yTickFormat: {get: function(){return yAxis.tickFormat();}, set: function(_){
|
|
yAxis.tickFormat(_);
|
|
y2Axis.tickFormat(_);
|
|
}},
|
|
x: {get: function(){return lines.x();}, set: function(_){
|
|
lines.x(_);
|
|
lines2.x(_);
|
|
}},
|
|
y: {get: function(){return lines.y();}, set: function(_){
|
|
lines.y(_);
|
|
lines2.y(_);
|
|
}},
|
|
rightAlignYAxis: {get: function(){return rightAlignYAxis;}, set: function(_){
|
|
rightAlignYAxis = _;
|
|
yAxis.orient( rightAlignYAxis ? 'right' : 'left');
|
|
}},
|
|
useInteractiveGuideline: {get: function(){return useInteractiveGuideline;}, set: function(_){
|
|
useInteractiveGuideline = _;
|
|
if (useInteractiveGuideline) {
|
|
lines.interactive(false);
|
|
lines.useVoronoi(false);
|
|
}
|
|
}}
|
|
});
|
|
|
|
nv.utils.inheritOptions(chart, lines);
|
|
nv.utils.initOptions(chart);
|
|
|
|
return chart;
|
|
};
|
|
|
|
nv.models.lineWithFocusChart = function() {
|
|
return nv.models.lineChart()
|
|
.margin({ bottom: 30 })
|
|
.focusEnable( true );
|
|
};
|
|
nv.models.line = function() {
|
|
"use strict";
|
|
//============================================================
|
|
// Public Variables with Default Settings
|
|
//------------------------------------------------------------
|
|
|
|
var scatter = nv.models.scatter()
|
|
;
|
|
|
|
var margin = {top: 0, right: 0, bottom: 0, left: 0}
|
|
, width = 960
|
|
, height = 500
|
|
, container = null
|
|
, strokeWidth = 1.5
|
|
, color = nv.utils.defaultColor() // a function that returns a color
|
|
, getX = function(d) { return d.x } // accessor to get the x value from a data point
|
|
, getY = function(d) { return d.y } // accessor to get the y value from a data point
|
|
, defined = function(d,i) { return !isNaN(getY(d,i)) && getY(d,i) !== null } // allows a line to be not continuous when it is not defined
|
|
, isArea = function(d) { return d.area } // decides if a line is an area or just a line
|
|
, clipEdge = false // if true, masks lines within x and y scale
|
|
, x //can be accessed via chart.xScale()
|
|
, y //can be accessed via chart.yScale()
|
|
, interpolate = "linear" // controls the line interpolation
|
|
, duration = 250
|
|
, dispatch = d3.dispatch('elementClick', 'elementMouseover', 'elementMouseout', 'renderEnd')
|
|
;
|
|
|
|
scatter
|
|
.pointSize(16) // default size
|
|
.pointDomain([16,256]) //set to speed up calculation, needs to be unset if there is a custom size accessor
|
|
;
|
|
|
|
//============================================================
|
|
|
|
|
|
//============================================================
|
|
// Private Variables
|
|
//------------------------------------------------------------
|
|
|
|
var x0, y0 //used to store previous scales
|
|
, renderWatch = nv.utils.renderWatch(dispatch, duration)
|
|
;
|
|
|
|
//============================================================
|
|
|
|
|
|
function chart(selection) {
|
|
renderWatch.reset();
|
|
renderWatch.models(scatter);
|
|
selection.each(function(data) {
|
|
container = d3.select(this);
|
|
var availableWidth = nv.utils.availableWidth(width, container, margin),
|
|
availableHeight = nv.utils.availableHeight(height, container, margin);
|
|
nv.utils.initSVG(container);
|
|
|
|
// Setup Scales
|
|
x = scatter.xScale();
|
|
y = scatter.yScale();
|
|
|
|
x0 = x0 || x;
|
|
y0 = y0 || y;
|
|
|
|
// Setup containers and skeleton of chart
|
|
var wrap = container.selectAll('g.nv-wrap.nv-line').data([data]);
|
|
var wrapEnter = wrap.enter().append('g').attr('class', 'nvd3 nv-wrap nv-line');
|
|
var defsEnter = wrapEnter.append('defs');
|
|
var gEnter = wrapEnter.append('g');
|
|
var g = wrap.select('g');
|
|
|
|
gEnter.append('g').attr('class', 'nv-groups');
|
|
gEnter.append('g').attr('class', 'nv-scatterWrap');
|
|
|
|
wrap.attr('transform', 'translate(' + margin.left + ',' + margin.top + ')');
|
|
|
|
scatter
|
|
.width(availableWidth)
|
|
.height(availableHeight);
|
|
|
|
var scatterWrap = wrap.select('.nv-scatterWrap');
|
|
scatterWrap.call(scatter);
|
|
|
|
defsEnter.append('clipPath')
|
|
.attr('id', 'nv-edge-clip-' + scatter.id())
|
|
.append('rect');
|
|
|
|
wrap.select('#nv-edge-clip-' + scatter.id() + ' rect')
|
|
.attr('width', availableWidth)
|
|
.attr('height', (availableHeight > 0) ? availableHeight : 0);
|
|
|
|
g .attr('clip-path', clipEdge ? 'url(#nv-edge-clip-' + scatter.id() + ')' : '');
|
|
scatterWrap
|
|
.attr('clip-path', clipEdge ? 'url(#nv-edge-clip-' + scatter.id() + ')' : '');
|
|
|
|
var groups = wrap.select('.nv-groups').selectAll('.nv-group')
|
|
.data(function(d) { return d }, function(d) { return d.key });
|
|
groups.enter().append('g')
|
|
.style('stroke-opacity', 1e-6)
|
|
.style('stroke-width', function(d) { return d.strokeWidth || strokeWidth })
|
|
.style('fill-opacity', 1e-6);
|
|
|
|
groups.exit().remove();
|
|
|
|
groups
|
|
.attr('class', function(d,i) {
|
|
return (d.classed || '') + ' nv-group nv-series-' + i;
|
|
})
|
|
.classed('hover', function(d) { return d.hover })
|
|
.style('fill', function(d,i){ return color(d, i) })
|
|
.style('stroke', function(d,i){ return color(d, i)});
|
|
groups.watchTransition(renderWatch, 'line: groups')
|
|
.style('stroke-opacity', 1)
|
|
.style('fill-opacity', function(d) { return d.fillOpacity || .5});
|
|
|
|
var areaPaths = groups.selectAll('path.nv-area')
|
|
.data(function(d) { return isArea(d) ? [d] : [] }); // this is done differently than lines because I need to check if series is an area
|
|
areaPaths.enter().append('path')
|
|
.attr('class', 'nv-area')
|
|
.attr('d', function(d) {
|
|
return d3.svg.area()
|
|
.interpolate(interpolate)
|
|
.defined(defined)
|
|
.x(function(d,i) { return nv.utils.NaNtoZero(x0(getX(d,i))) })
|
|
.y0(function(d,i) { return nv.utils.NaNtoZero(y0(getY(d,i))) })
|
|
.y1(function(d,i) { return y0( y.domain()[0] <= 0 ? y.domain()[1] >= 0 ? 0 : y.domain()[1] : y.domain()[0] ) })
|
|
//.y1(function(d,i) { return y0(0) }) //assuming 0 is within y domain.. may need to tweak this
|
|
.apply(this, [d.values])
|
|
});
|
|
groups.exit().selectAll('path.nv-area')
|
|
.remove();
|
|
|
|
areaPaths.watchTransition(renderWatch, 'line: areaPaths')
|
|
.attr('d', function(d) {
|
|
return d3.svg.area()
|
|
.interpolate(interpolate)
|
|
.defined(defined)
|
|
.x(function(d,i) { return nv.utils.NaNtoZero(x(getX(d,i))) })
|
|
.y0(function(d,i) { return nv.utils.NaNtoZero(y(getY(d,i))) })
|
|
.y1(function(d,i) { return y( y.domain()[0] <= 0 ? y.domain()[1] >= 0 ? 0 : y.domain()[1] : y.domain()[0] ) })
|
|
//.y1(function(d,i) { return y0(0) }) //assuming 0 is within y domain.. may need to tweak this
|
|
.apply(this, [d.values])
|
|
});
|
|
|
|
var linePaths = groups.selectAll('path.nv-line')
|
|
.data(function(d) { return [d.values] });
|
|
|
|
linePaths.enter().append('path')
|
|
.attr('class', 'nv-line')
|
|
.attr('d',
|
|
d3.svg.line()
|
|
.interpolate(interpolate)
|
|
.defined(defined)
|
|
.x(function(d,i) { return nv.utils.NaNtoZero(x0(getX(d,i))) })
|
|
.y(function(d,i) { return nv.utils.NaNtoZero(y0(getY(d,i))) })
|
|
);
|
|
|
|
linePaths.watchTransition(renderWatch, 'line: linePaths')
|
|
.attr('d',
|
|
d3.svg.line()
|
|
.interpolate(interpolate)
|
|
.defined(defined)
|
|
.x(function(d,i) { return nv.utils.NaNtoZero(x(getX(d,i))) })
|
|
.y(function(d,i) { return nv.utils.NaNtoZero(y(getY(d,i))) })
|
|
);
|
|
|
|
//store old scales for use in transitions on update
|
|
x0 = x.copy();
|
|
y0 = y.copy();
|
|
});
|
|
renderWatch.renderEnd('line immediate');
|
|
return chart;
|
|
}
|
|
|
|
|
|
//============================================================
|
|
// Expose Public Variables
|
|
//------------------------------------------------------------
|
|
|
|
chart.dispatch = dispatch;
|
|
chart.scatter = scatter;
|
|
// Pass through events
|
|
scatter.dispatch.on('elementClick', function(){ dispatch.elementClick.apply(this, arguments); });
|
|
scatter.dispatch.on('elementMouseover', function(){ dispatch.elementMouseover.apply(this, arguments); });
|
|
scatter.dispatch.on('elementMouseout', function(){ dispatch.elementMouseout.apply(this, arguments); });
|
|
|
|
chart.options = nv.utils.optionsFunc.bind(chart);
|
|
|
|
chart._options = Object.create({}, {
|
|
// simple options, just get/set the necessary values
|
|
width: {get: function(){return width;}, set: function(_){width=_;}},
|
|
height: {get: function(){return height;}, set: function(_){height=_;}},
|
|
defined: {get: function(){return defined;}, set: function(_){defined=_;}},
|
|
interpolate: {get: function(){return interpolate;}, set: function(_){interpolate=_;}},
|
|
clipEdge: {get: function(){return clipEdge;}, set: function(_){clipEdge=_;}},
|
|
|
|
// options that require extra logic in the setter
|
|
margin: {get: function(){return margin;}, set: function(_){
|
|
margin.top = _.top !== undefined ? _.top : margin.top;
|
|
margin.right = _.right !== undefined ? _.right : margin.right;
|
|
margin.bottom = _.bottom !== undefined ? _.bottom : margin.bottom;
|
|
margin.left = _.left !== undefined ? _.left : margin.left;
|
|
}},
|
|
duration: {get: function(){return duration;}, set: function(_){
|
|
duration = _;
|
|
renderWatch.reset(duration);
|
|
scatter.duration(duration);
|
|
}},
|
|
isArea: {get: function(){return isArea;}, set: function(_){
|
|
isArea = d3.functor(_);
|
|
}},
|
|
x: {get: function(){return getX;}, set: function(_){
|
|
getX = _;
|
|
scatter.x(_);
|
|
}},
|
|
y: {get: function(){return getY;}, set: function(_){
|
|
getY = _;
|
|
scatter.y(_);
|
|
}},
|
|
color: {get: function(){return color;}, set: function(_){
|
|
color = nv.utils.getColor(_);
|
|
scatter.color(color);
|
|
}}
|
|
});
|
|
|
|
nv.utils.inheritOptions(chart, scatter);
|
|
nv.utils.initOptions(chart);
|
|
|
|
return chart;
|
|
};
|
|
|
|
nv.models.discreteBarChart = function() {
|
|
"use strict";
|
|
|
|
//============================================================
|
|
// Public Variables with Default Settings
|
|
//------------------------------------------------------------
|
|
|
|
var discretebar = nv.models.discreteBar()
|
|
, xAxis = nv.models.axis()
|
|
, yAxis = nv.models.axis()
|
|
, legend = nv.models.legend()
|
|
, tooltip = nv.models.tooltip()
|
|
;
|
|
|
|
var margin = {top: 15, right: 10, bottom: 50, left: 60}
|
|
, width = null
|
|
, height = null
|
|
, color = nv.utils.getColor()
|
|
, showLegend = false
|
|
, showXAxis = true
|
|
, showYAxis = true
|
|
, rightAlignYAxis = false
|
|
, staggerLabels = false
|
|
, wrapLabels = false
|
|
, rotateLabels = 0
|
|
, x
|
|
, y
|
|
, noData = null
|
|
, dispatch = d3.dispatch('beforeUpdate','renderEnd')
|
|
, duration = 250
|
|
;
|
|
|
|
xAxis
|
|
.orient('bottom')
|
|
.showMaxMin(false)
|
|
.tickFormat(function(d) { return d })
|
|
;
|
|
yAxis
|
|
.orient((rightAlignYAxis) ? 'right' : 'left')
|
|
.tickFormat(d3.format(',.1f'))
|
|
;
|
|
|
|
tooltip
|
|
.duration(0)
|
|
.headerEnabled(false)
|
|
.valueFormatter(function(d, i) {
|
|
return yAxis.tickFormat()(d, i);
|
|
})
|
|
.keyFormatter(function(d, i) {
|
|
return xAxis.tickFormat()(d, i);
|
|
});
|
|
|
|
//============================================================
|
|
// Private Variables
|
|
//------------------------------------------------------------
|
|
|
|
var renderWatch = nv.utils.renderWatch(dispatch, duration);
|
|
|
|
function chart(selection) {
|
|
renderWatch.reset();
|
|
renderWatch.models(discretebar);
|
|
if (showXAxis) renderWatch.models(xAxis);
|
|
if (showYAxis) renderWatch.models(yAxis);
|
|
|
|
selection.each(function(data) {
|
|
var container = d3.select(this),
|
|
that = this;
|
|
nv.utils.initSVG(container);
|
|
var availableWidth = nv.utils.availableWidth(width, container, margin),
|
|
availableHeight = nv.utils.availableHeight(height, container, margin);
|
|
|
|
chart.update = function() {
|
|
dispatch.beforeUpdate();
|
|
container.transition().duration(duration).call(chart);
|
|
};
|
|
chart.container = this;
|
|
|
|
// Display No Data message if there's nothing to show.
|
|
if (!data || !data.length || !data.filter(function(d) { return d.values.length }).length) {
|
|
nv.utils.noData(chart, container);
|
|
return chart;
|
|
} else {
|
|
container.selectAll('.nv-noData').remove();
|
|
}
|
|
|
|
// Setup Scales
|
|
x = discretebar.xScale();
|
|
y = discretebar.yScale().clamp(true);
|
|
|
|
// Setup containers and skeleton of chart
|
|
var wrap = container.selectAll('g.nv-wrap.nv-discreteBarWithAxes').data([data]);
|
|
var gEnter = wrap.enter().append('g').attr('class', 'nvd3 nv-wrap nv-discreteBarWithAxes').append('g');
|
|
var defsEnter = gEnter.append('defs');
|
|
var g = wrap.select('g');
|
|
|
|
gEnter.append('g').attr('class', 'nv-x nv-axis');
|
|
gEnter.append('g').attr('class', 'nv-y nv-axis')
|
|
.append('g').attr('class', 'nv-zeroLine')
|
|
.append('line');
|
|
|
|
gEnter.append('g').attr('class', 'nv-barsWrap');
|
|
gEnter.append('g').attr('class', 'nv-legendWrap');
|
|
|
|
g.attr('transform', 'translate(' + margin.left + ',' + margin.top + ')');
|
|
|
|
// Legend
|
|
if (!showLegend) {
|
|
g.select('.nv-legendWrap').selectAll('*').remove();
|
|
} else {
|
|
legend.width(availableWidth);
|
|
|
|
g.select('.nv-legendWrap')
|
|
.datum(data)
|
|
.call(legend);
|
|
|
|
if ( margin.top != legend.height()) {
|
|
margin.top = legend.height();
|
|
availableHeight = nv.utils.availableHeight(height, container, margin);
|
|
}
|
|
|
|
wrap.select('.nv-legendWrap')
|
|
.attr('transform', 'translate(0,' + (-margin.top) +')')
|
|
}
|
|
|
|
if (rightAlignYAxis) {
|
|
g.select(".nv-y.nv-axis")
|
|
.attr("transform", "translate(" + availableWidth + ",0)");
|
|
}
|
|
|
|
// Main Chart Component(s)
|
|
discretebar
|
|
.width(availableWidth)
|
|
.height(availableHeight);
|
|
|
|
var barsWrap = g.select('.nv-barsWrap')
|
|
.datum(data.filter(function(d) { return !d.disabled }));
|
|
|
|
barsWrap.transition().call(discretebar);
|
|
|
|
|
|
defsEnter.append('clipPath')
|
|
.attr('id', 'nv-x-label-clip-' + discretebar.id())
|
|
.append('rect');
|
|
|
|
g.select('#nv-x-label-clip-' + discretebar.id() + ' rect')
|
|
.attr('width', x.rangeBand() * (staggerLabels ? 2 : 1))
|
|
.attr('height', 16)
|
|
.attr('x', -x.rangeBand() / (staggerLabels ? 1 : 2 ));
|
|
|
|
// Setup Axes
|
|
if (showXAxis) {
|
|
xAxis
|
|
.scale(x)
|
|
._ticks( nv.utils.calcTicksX(availableWidth/100, data) )
|
|
.tickSize(-availableHeight, 0);
|
|
|
|
g.select('.nv-x.nv-axis')
|
|
.attr('transform', 'translate(0,' + (y.range()[0] + ((discretebar.showValues() && y.domain()[0] < 0) ? 16 : 0)) + ')');
|
|
g.select('.nv-x.nv-axis').call(xAxis);
|
|
|
|
var xTicks = g.select('.nv-x.nv-axis').selectAll('g');
|
|
if (staggerLabels) {
|
|
xTicks
|
|
.selectAll('text')
|
|
.attr('transform', function(d,i,j) { return 'translate(0,' + (j % 2 == 0 ? '5' : '17') + ')' })
|
|
}
|
|
|
|
if (rotateLabels) {
|
|
xTicks
|
|
.selectAll('.tick text')
|
|
.attr('transform', 'rotate(' + rotateLabels + ' 0,0)')
|
|
.style('text-anchor', rotateLabels > 0 ? 'start' : 'end');
|
|
}
|
|
|
|
if (wrapLabels) {
|
|
g.selectAll('.tick text')
|
|
.call(nv.utils.wrapTicks, chart.xAxis.rangeBand())
|
|
}
|
|
}
|
|
|
|
if (showYAxis) {
|
|
yAxis
|
|
.scale(y)
|
|
._ticks( nv.utils.calcTicksY(availableHeight/36, data) )
|
|
.tickSize( -availableWidth, 0);
|
|
|
|
g.select('.nv-y.nv-axis').call(yAxis);
|
|
}
|
|
|
|
// Zero line
|
|
g.select(".nv-zeroLine line")
|
|
.attr("x1",0)
|
|
.attr("x2",(rightAlignYAxis) ? -availableWidth : availableWidth)
|
|
.attr("y1", y(0))
|
|
.attr("y2", y(0))
|
|
;
|
|
});
|
|
|
|
renderWatch.renderEnd('discreteBar chart immediate');
|
|
return chart;
|
|
}
|
|
|
|
//============================================================
|
|
// Event Handling/Dispatching (out of chart's scope)
|
|
//------------------------------------------------------------
|
|
|
|
discretebar.dispatch.on('elementMouseover.tooltip', function(evt) {
|
|
evt['series'] = {
|
|
key: chart.x()(evt.data),
|
|
value: chart.y()(evt.data),
|
|
color: evt.color
|
|
};
|
|
tooltip.data(evt).hidden(false);
|
|
});
|
|
|
|
discretebar.dispatch.on('elementMouseout.tooltip', function(evt) {
|
|
tooltip.hidden(true);
|
|
});
|
|
|
|
discretebar.dispatch.on('elementMousemove.tooltip', function(evt) {
|
|
tooltip();
|
|
});
|
|
|
|
//============================================================
|
|
// Expose Public Variables
|
|
//------------------------------------------------------------
|
|
|
|
chart.dispatch = dispatch;
|
|
chart.discretebar = discretebar;
|
|
chart.legend = legend;
|
|
chart.xAxis = xAxis;
|
|
chart.yAxis = yAxis;
|
|
chart.tooltip = tooltip;
|
|
|
|
chart.options = nv.utils.optionsFunc.bind(chart);
|
|
|
|
chart._options = Object.create({}, {
|
|
// simple options, just get/set the necessary values
|
|
width: {get: function(){return width;}, set: function(_){width=_;}},
|
|
height: {get: function(){return height;}, set: function(_){height=_;}},
|
|
showLegend: {get: function(){return showLegend;}, set: function(_){showLegend=_;}},
|
|
staggerLabels: {get: function(){return staggerLabels;}, set: function(_){staggerLabels=_;}},
|
|
rotateLabels: {get: function(){return rotateLabels;}, set: function(_){rotateLabels=_;}},
|
|
wrapLabels: {get: function(){return wrapLabels;}, set: function(_){wrapLabels=!!_;}},
|
|
showXAxis: {get: function(){return showXAxis;}, set: function(_){showXAxis=_;}},
|
|
showYAxis: {get: function(){return showYAxis;}, set: function(_){showYAxis=_;}},
|
|
noData: {get: function(){return noData;}, set: function(_){noData=_;}},
|
|
|
|
// options that require extra logic in the setter
|
|
margin: {get: function(){return margin;}, set: function(_){
|
|
margin.top = _.top !== undefined ? _.top : margin.top;
|
|
margin.right = _.right !== undefined ? _.right : margin.right;
|
|
margin.bottom = _.bottom !== undefined ? _.bottom : margin.bottom;
|
|
margin.left = _.left !== undefined ? _.left : margin.left;
|
|
}},
|
|
duration: {get: function(){return duration;}, set: function(_){
|
|
duration = _;
|
|
renderWatch.reset(duration);
|
|
discretebar.duration(duration);
|
|
xAxis.duration(duration);
|
|
yAxis.duration(duration);
|
|
}},
|
|
color: {get: function(){return color;}, set: function(_){
|
|
color = nv.utils.getColor(_);
|
|
discretebar.color(color);
|
|
legend.color(color);
|
|
}},
|
|
rightAlignYAxis: {get: function(){return rightAlignYAxis;}, set: function(_){
|
|
rightAlignYAxis = _;
|
|
yAxis.orient( (_) ? 'right' : 'left');
|
|
}}
|
|
});
|
|
|
|
nv.utils.inheritOptions(chart, discretebar);
|
|
nv.utils.initOptions(chart);
|
|
|
|
return chart;
|
|
}
|
|
nv.models.pieChart = function() {
|
|
"use strict";
|
|
|
|
//============================================================
|
|
// Public Variables with Default Settings
|
|
//------------------------------------------------------------
|
|
|
|
var pie = nv.models.pie();
|
|
var legend = nv.models.legend();
|
|
var tooltip = nv.models.tooltip();
|
|
|
|
var margin = {top: 30, right: 20, bottom: 20, left: 20}
|
|
, width = null
|
|
, height = null
|
|
, showLegend = true
|
|
, legendPosition = "top"
|
|
, color = nv.utils.defaultColor()
|
|
, state = nv.utils.state()
|
|
, defaultState = null
|
|
, noData = null
|
|
, duration = 250
|
|
, dispatch = d3.dispatch('stateChange', 'changeState','renderEnd')
|
|
;
|
|
|
|
tooltip
|
|
.duration(0)
|
|
.headerEnabled(false)
|
|
.valueFormatter(function(d, i) {
|
|
return pie.valueFormat()(d, i);
|
|
});
|
|
|
|
//============================================================
|
|
// Private Variables
|
|
//------------------------------------------------------------
|
|
|
|
var renderWatch = nv.utils.renderWatch(dispatch);
|
|
|
|
var stateGetter = function(data) {
|
|
return function(){
|
|
return {
|
|
active: data.map(function(d) { return !d.disabled })
|
|
};
|
|
}
|
|
};
|
|
|
|
var stateSetter = function(data) {
|
|
return function(state) {
|
|
if (state.active !== undefined) {
|
|
data.forEach(function (series, i) {
|
|
series.disabled = !state.active[i];
|
|
});
|
|
}
|
|
}
|
|
};
|
|
|
|
//============================================================
|
|
// Chart function
|
|
//------------------------------------------------------------
|
|
|
|
function chart(selection) {
|
|
renderWatch.reset();
|
|
renderWatch.models(pie);
|
|
|
|
selection.each(function(data) {
|
|
var container = d3.select(this);
|
|
nv.utils.initSVG(container);
|
|
|
|
var that = this;
|
|
var availableWidth = nv.utils.availableWidth(width, container, margin),
|
|
availableHeight = nv.utils.availableHeight(height, container, margin);
|
|
|
|
chart.update = function() { container.transition().call(chart); };
|
|
chart.container = this;
|
|
|
|
state.setter(stateSetter(data), chart.update)
|
|
.getter(stateGetter(data))
|
|
.update();
|
|
|
|
//set state.disabled
|
|
state.disabled = data.map(function(d) { return !!d.disabled });
|
|
|
|
if (!defaultState) {
|
|
var key;
|
|
defaultState = {};
|
|
for (key in state) {
|
|
if (state[key] instanceof Array)
|
|
defaultState[key] = state[key].slice(0);
|
|
else
|
|
defaultState[key] = state[key];
|
|
}
|
|
}
|
|
|
|
// Display No Data message if there's nothing to show.
|
|
if (!data || !data.length) {
|
|
nv.utils.noData(chart, container);
|
|
return chart;
|
|
} else {
|
|
container.selectAll('.nv-noData').remove();
|
|
}
|
|
|
|
// Setup containers and skeleton of chart
|
|
var wrap = container.selectAll('g.nv-wrap.nv-pieChart').data([data]);
|
|
var gEnter = wrap.enter().append('g').attr('class', 'nvd3 nv-wrap nv-pieChart').append('g');
|
|
var g = wrap.select('g');
|
|
|
|
gEnter.append('g').attr('class', 'nv-pieWrap');
|
|
gEnter.append('g').attr('class', 'nv-legendWrap');
|
|
|
|
// Legend
|
|
if (!showLegend) {
|
|
g.select('.nv-legendWrap').selectAll('*').remove();
|
|
} else {
|
|
if (legendPosition === "top") {
|
|
legend.width( availableWidth ).key(pie.x());
|
|
|
|
wrap.select('.nv-legendWrap')
|
|
.datum(data)
|
|
.call(legend);
|
|
|
|
if ( margin.top != legend.height()) {
|
|
margin.top = legend.height();
|
|
availableHeight = nv.utils.availableHeight(height, container, margin);
|
|
}
|
|
|
|
wrap.select('.nv-legendWrap')
|
|
.attr('transform', 'translate(0,' + (-margin.top) +')');
|
|
} else if (legendPosition === "right") {
|
|
var legendWidth = nv.models.legend().width();
|
|
if (availableWidth / 2 < legendWidth) {
|
|
legendWidth = (availableWidth / 2)
|
|
}
|
|
legend.height(availableHeight).key(pie.x());
|
|
legend.width(legendWidth);
|
|
availableWidth -= legend.width();
|
|
|
|
wrap.select('.nv-legendWrap')
|
|
.datum(data)
|
|
.call(legend)
|
|
.attr('transform', 'translate(' + (availableWidth) +',0)');
|
|
}
|
|
}
|
|
wrap.attr('transform', 'translate(' + margin.left + ',' + margin.top + ')');
|
|
|
|
// Main Chart Component(s)
|
|
pie.width(availableWidth).height(availableHeight);
|
|
var pieWrap = g.select('.nv-pieWrap').datum([data]);
|
|
d3.transition(pieWrap).call(pie);
|
|
|
|
//============================================================
|
|
// Event Handling/Dispatching (in chart's scope)
|
|
//------------------------------------------------------------
|
|
|
|
legend.dispatch.on('stateChange', function(newState) {
|
|
for (var key in newState) {
|
|
state[key] = newState[key];
|
|
}
|
|
dispatch.stateChange(state);
|
|
chart.update();
|
|
});
|
|
|
|
// Update chart from a state object passed to event handler
|
|
dispatch.on('changeState', function(e) {
|
|
if (typeof e.disabled !== 'undefined') {
|
|
data.forEach(function(series,i) {
|
|
series.disabled = e.disabled[i];
|
|
});
|
|
state.disabled = e.disabled;
|
|
}
|
|
chart.update();
|
|
});
|
|
});
|
|
|
|
renderWatch.renderEnd('pieChart immediate');
|
|
return chart;
|
|
}
|
|
|
|
//============================================================
|
|
// Event Handling/Dispatching (out of chart's scope)
|
|
//------------------------------------------------------------
|
|
|
|
pie.dispatch.on('elementMouseover.tooltip', function(evt) {
|
|
evt['series'] = {
|
|
key: chart.x()(evt.data),
|
|
value: chart.y()(evt.data),
|
|
color: evt.color
|
|
};
|
|
tooltip.data(evt).hidden(false);
|
|
});
|
|
|
|
pie.dispatch.on('elementMouseout.tooltip', function(evt) {
|
|
tooltip.hidden(true);
|
|
});
|
|
|
|
pie.dispatch.on('elementMousemove.tooltip', function(evt) {
|
|
tooltip();
|
|
});
|
|
|
|
//============================================================
|
|
// Expose Public Variables
|
|
//------------------------------------------------------------
|
|
|
|
// expose chart's sub-components
|
|
chart.legend = legend;
|
|
chart.dispatch = dispatch;
|
|
chart.pie = pie;
|
|
chart.tooltip = tooltip;
|
|
chart.options = nv.utils.optionsFunc.bind(chart);
|
|
|
|
// use Object get/set functionality to map between vars and chart functions
|
|
chart._options = Object.create({}, {
|
|
// simple options, just get/set the necessary values
|
|
width: {get: function(){return width;}, set: function(_){width=_;}},
|
|
height: {get: function(){return height;}, set: function(_){height=_;}},
|
|
noData: {get: function(){return noData;}, set: function(_){noData=_;}},
|
|
showLegend: {get: function(){return showLegend;}, set: function(_){showLegend=_;}},
|
|
legendPosition: {get: function(){return legendPosition;}, set: function(_){legendPosition=_;}},
|
|
defaultState: {get: function(){return defaultState;}, set: function(_){defaultState=_;}},
|
|
|
|
// options that require extra logic in the setter
|
|
color: {get: function(){return color;}, set: function(_){
|
|
color = _;
|
|
legend.color(color);
|
|
pie.color(color);
|
|
}},
|
|
duration: {get: function(){return duration;}, set: function(_){
|
|
duration = _;
|
|
renderWatch.reset(duration);
|
|
}},
|
|
margin: {get: function(){return margin;}, set: function(_){
|
|
margin.top = _.top !== undefined ? _.top : margin.top;
|
|
margin.right = _.right !== undefined ? _.right : margin.right;
|
|
margin.bottom = _.bottom !== undefined ? _.bottom : margin.bottom;
|
|
margin.left = _.left !== undefined ? _.left : margin.left;
|
|
}}
|
|
});
|
|
nv.utils.inheritOptions(chart, pie);
|
|
nv.utils.initOptions(chart);
|
|
return chart;
|
|
};
|
|
//TODO: consider deprecating by adding necessary features to multiBar model
|
|
nv.models.discreteBar = function() {
|
|
"use strict";
|
|
|
|
//============================================================
|
|
// Public Variables with Default Settings
|
|
//------------------------------------------------------------
|
|
|
|
var margin = {top: 0, right: 0, bottom: 0, left: 0}
|
|
, width = 960
|
|
, height = 500
|
|
, id = Math.floor(Math.random() * 10000) //Create semi-unique ID in case user doesn't select one
|
|
, container
|
|
, x = d3.scale.ordinal()
|
|
, y = d3.scale.linear()
|
|
, getX = function(d) { return d.x }
|
|
, getY = function(d) { return d.y }
|
|
, forceY = [0] // 0 is forced by default.. this makes sense for the majority of bar graphs... user can always do chart.forceY([]) to remove
|
|
, color = nv.utils.defaultColor()
|
|
, showValues = false
|
|
, valueFormat = d3.format(',.2f')
|
|
, xDomain
|
|
, yDomain
|
|
, xRange
|
|
, yRange
|
|
, dispatch = d3.dispatch('chartClick', 'elementClick', 'elementDblClick', 'elementMouseover', 'elementMouseout', 'elementMousemove', 'renderEnd')
|
|
, rectClass = 'discreteBar'
|
|
, duration = 250
|
|
;
|
|
|
|
//============================================================
|
|
// Private Variables
|
|
//------------------------------------------------------------
|
|
|
|
var x0, y0;
|
|
var renderWatch = nv.utils.renderWatch(dispatch, duration);
|
|
|
|
function chart(selection) {
|
|
renderWatch.reset();
|
|
selection.each(function(data) {
|
|
var availableWidth = width - margin.left - margin.right,
|
|
availableHeight = height - margin.top - margin.bottom;
|
|
|
|
container = d3.select(this);
|
|
nv.utils.initSVG(container);
|
|
|
|
//add series index to each data point for reference
|
|
data.forEach(function(series, i) {
|
|
series.values.forEach(function(point) {
|
|
point.series = i;
|
|
});
|
|
});
|
|
|
|
// Setup Scales
|
|
// remap and flatten the data for use in calculating the scales' domains
|
|
var seriesData = (xDomain && yDomain) ? [] : // if we know xDomain and yDomain, no need to calculate
|
|
data.map(function(d) {
|
|
return d.values.map(function(d,i) {
|
|
return { x: getX(d,i), y: getY(d,i), y0: d.y0 }
|
|
})
|
|
});
|
|
|
|
x .domain(xDomain || d3.merge(seriesData).map(function(d) { return d.x }))
|
|
.rangeBands(xRange || [0, availableWidth], .1);
|
|
y .domain(yDomain || d3.extent(d3.merge(seriesData).map(function(d) { return d.y }).concat(forceY)));
|
|
|
|
// If showValues, pad the Y axis range to account for label height
|
|
if (showValues) y.range(yRange || [availableHeight - (y.domain()[0] < 0 ? 12 : 0), y.domain()[1] > 0 ? 12 : 0]);
|
|
else y.range(yRange || [availableHeight, 0]);
|
|
|
|
//store old scales if they exist
|
|
x0 = x0 || x;
|
|
y0 = y0 || y.copy().range([y(0),y(0)]);
|
|
|
|
// Setup containers and skeleton of chart
|
|
var wrap = container.selectAll('g.nv-wrap.nv-discretebar').data([data]);
|
|
var wrapEnter = wrap.enter().append('g').attr('class', 'nvd3 nv-wrap nv-discretebar');
|
|
var gEnter = wrapEnter.append('g');
|
|
var g = wrap.select('g');
|
|
|
|
gEnter.append('g').attr('class', 'nv-groups');
|
|
wrap.attr('transform', 'translate(' + margin.left + ',' + margin.top + ')');
|
|
|
|
//TODO: by definition, the discrete bar should not have multiple groups, will modify/remove later
|
|
var groups = wrap.select('.nv-groups').selectAll('.nv-group')
|
|
.data(function(d) { return d }, function(d) { return d.key });
|
|
groups.enter().append('g')
|
|
.style('stroke-opacity', 1e-6)
|
|
.style('fill-opacity', 1e-6);
|
|
groups.exit()
|
|
.watchTransition(renderWatch, 'discreteBar: exit groups')
|
|
.style('stroke-opacity', 1e-6)
|
|
.style('fill-opacity', 1e-6)
|
|
.remove();
|
|
groups
|
|
.attr('class', function(d,i) { return 'nv-group nv-series-' + i })
|
|
.classed('hover', function(d) { return d.hover });
|
|
groups
|
|
.watchTransition(renderWatch, 'discreteBar: groups')
|
|
.style('stroke-opacity', 1)
|
|
.style('fill-opacity', .75);
|
|
|
|
var bars = groups.selectAll('g.nv-bar')
|
|
.data(function(d) { return d.values });
|
|
bars.exit().remove();
|
|
|
|
var barsEnter = bars.enter().append('g')
|
|
.attr('transform', function(d,i,j) {
|
|
return 'translate(' + (x(getX(d,i)) + x.rangeBand() * .05 ) + ', ' + y(0) + ')'
|
|
})
|
|
.on('mouseover', function(d,i) { //TODO: figure out why j works above, but not here
|
|
d3.select(this).classed('hover', true);
|
|
dispatch.elementMouseover({
|
|
data: d,
|
|
index: i,
|
|
color: d3.select(this).style("fill")
|
|
});
|
|
})
|
|
.on('mouseout', function(d,i) {
|
|
d3.select(this).classed('hover', false);
|
|
dispatch.elementMouseout({
|
|
data: d,
|
|
index: i,
|
|
color: d3.select(this).style("fill")
|
|
});
|
|
})
|
|
.on('mousemove', function(d,i) {
|
|
dispatch.elementMousemove({
|
|
data: d,
|
|
index: i,
|
|
color: d3.select(this).style("fill")
|
|
});
|
|
})
|
|
.on('click', function(d,i) {
|
|
var element = this;
|
|
dispatch.elementClick({
|
|
data: d,
|
|
index: i,
|
|
color: d3.select(this).style("fill"),
|
|
event: d3.event,
|
|
element: element
|
|
});
|
|
d3.event.stopPropagation();
|
|
})
|
|
.on('dblclick', function(d,i) {
|
|
dispatch.elementDblClick({
|
|
data: d,
|
|
index: i,
|
|
color: d3.select(this).style("fill")
|
|
});
|
|
d3.event.stopPropagation();
|
|
});
|
|
|
|
barsEnter.append('rect')
|
|
.attr('height', 0)
|
|
.attr('width', x.rangeBand() * .9 / data.length )
|
|
|
|
if (showValues) {
|
|
barsEnter.append('text')
|
|
.attr('text-anchor', 'middle')
|
|
;
|
|
|
|
bars.select('text')
|
|
.text(function(d,i) { return valueFormat(getY(d,i)) })
|
|
.watchTransition(renderWatch, 'discreteBar: bars text')
|
|
.attr('x', x.rangeBand() * .9 / 2)
|
|
.attr('y', function(d,i) { return getY(d,i) < 0 ? y(getY(d,i)) - y(0) + 12 : -4 })
|
|
|
|
;
|
|
} else {
|
|
bars.selectAll('text').remove();
|
|
}
|
|
|
|
bars
|
|
.attr('class', function(d,i) { return getY(d,i) < 0 ? 'nv-bar negative' : 'nv-bar positive' })
|
|
.style('fill', function(d,i) { return d.color || color(d,i) })
|
|
.style('stroke', function(d,i) { return d.color || color(d,i) })
|
|
.select('rect')
|
|
.attr('class', rectClass)
|
|
.watchTransition(renderWatch, 'discreteBar: bars rect')
|
|
.attr('width', x.rangeBand() * .9 / data.length);
|
|
bars.watchTransition(renderWatch, 'discreteBar: bars')
|
|
//.delay(function(d,i) { return i * 1200 / data[0].values.length })
|
|
.attr('transform', function(d,i) {
|
|
var left = x(getX(d,i)) + x.rangeBand() * .05,
|
|
top = getY(d,i) < 0 ?
|
|
y(0) :
|
|
y(0) - y(getY(d,i)) < 1 ?
|
|
y(0) - 1 : //make 1 px positive bars show up above y=0
|
|
y(getY(d,i));
|
|
|
|
return 'translate(' + left + ', ' + top + ')'
|
|
})
|
|
.select('rect')
|
|
.attr('height', function(d,i) {
|
|
return Math.max(Math.abs(y(getY(d,i)) - y(0)), 1)
|
|
});
|
|
|
|
|
|
//store old scales for use in transitions on update
|
|
x0 = x.copy();
|
|
y0 = y.copy();
|
|
|
|
});
|
|
|
|
renderWatch.renderEnd('discreteBar immediate');
|
|
return chart;
|
|
}
|
|
|
|
//============================================================
|
|
// Expose Public Variables
|
|
//------------------------------------------------------------
|
|
|
|
chart.dispatch = dispatch;
|
|
chart.options = nv.utils.optionsFunc.bind(chart);
|
|
|
|
chart._options = Object.create({}, {
|
|
// simple options, just get/set the necessary values
|
|
width: {get: function(){return width;}, set: function(_){width=_;}},
|
|
height: {get: function(){return height;}, set: function(_){height=_;}},
|
|
forceY: {get: function(){return forceY;}, set: function(_){forceY=_;}},
|
|
showValues: {get: function(){return showValues;}, set: function(_){showValues=_;}},
|
|
x: {get: function(){return getX;}, set: function(_){getX=_;}},
|
|
y: {get: function(){return getY;}, set: function(_){getY=_;}},
|
|
xScale: {get: function(){return x;}, set: function(_){x=_;}},
|
|
yScale: {get: function(){return y;}, set: function(_){y=_;}},
|
|
xDomain: {get: function(){return xDomain;}, set: function(_){xDomain=_;}},
|
|
yDomain: {get: function(){return yDomain;}, set: function(_){yDomain=_;}},
|
|
xRange: {get: function(){return xRange;}, set: function(_){xRange=_;}},
|
|
yRange: {get: function(){return yRange;}, set: function(_){yRange=_;}},
|
|
valueFormat: {get: function(){return valueFormat;}, set: function(_){valueFormat=_;}},
|
|
id: {get: function(){return id;}, set: function(_){id=_;}},
|
|
rectClass: {get: function(){return rectClass;}, set: function(_){rectClass=_;}},
|
|
|
|
// options that require extra logic in the setter
|
|
margin: {get: function(){return margin;}, set: function(_){
|
|
margin.top = _.top !== undefined ? _.top : margin.top;
|
|
margin.right = _.right !== undefined ? _.right : margin.right;
|
|
margin.bottom = _.bottom !== undefined ? _.bottom : margin.bottom;
|
|
margin.left = _.left !== undefined ? _.left : margin.left;
|
|
}},
|
|
color: {get: function(){return color;}, set: function(_){
|
|
color = nv.utils.getColor(_);
|
|
}},
|
|
duration: {get: function(){return duration;}, set: function(_){
|
|
duration = _;
|
|
renderWatch.reset(duration);
|
|
}}
|
|
});
|
|
|
|
nv.utils.initOptions(chart);
|
|
|
|
return chart;
|
|
};
|
|
nv.models.multiBarChart = function() {
|
|
"use strict";
|
|
|
|
//============================================================
|
|
// Public Variables with Default Settings
|
|
//------------------------------------------------------------
|
|
|
|
var multibar = nv.models.multiBar()
|
|
, xAxis = nv.models.axis()
|
|
, yAxis = nv.models.axis()
|
|
, interactiveLayer = nv.interactiveGuideline()
|
|
, legend = nv.models.legend()
|
|
, controls = nv.models.legend()
|
|
, tooltip = nv.models.tooltip()
|
|
;
|
|
|
|
var margin = {top: 30, right: 20, bottom: 50, left: 60}
|
|
, width = null
|
|
, height = null
|
|
, color = nv.utils.defaultColor()
|
|
, showControls = true
|
|
, controlLabels = {}
|
|
, showLegend = true
|
|
, showXAxis = true
|
|
, showYAxis = true
|
|
, rightAlignYAxis = false
|
|
, reduceXTicks = true // if false a tick will show for every data point
|
|
, staggerLabels = false
|
|
, wrapLabels = false
|
|
, rotateLabels = 0
|
|
, x //can be accessed via chart.xScale()
|
|
, y //can be accessed via chart.yScale()
|
|
, state = nv.utils.state()
|
|
, defaultState = null
|
|
, noData = null
|
|
, dispatch = d3.dispatch('stateChange', 'changeState', 'renderEnd')
|
|
, controlWidth = function() { return showControls ? 180 : 0 }
|
|
, duration = 250
|
|
, useInteractiveGuideline = false
|
|
;
|
|
|
|
state.stacked = false // DEPRECATED Maintained for backward compatibility
|
|
|
|
multibar.stacked(false);
|
|
xAxis
|
|
.orient('bottom')
|
|
.tickPadding(7)
|
|
.showMaxMin(false)
|
|
.tickFormat(function(d) { return d })
|
|
;
|
|
yAxis
|
|
.orient((rightAlignYAxis) ? 'right' : 'left')
|
|
.tickFormat(d3.format(',.1f'))
|
|
;
|
|
|
|
tooltip
|
|
.duration(0)
|
|
.valueFormatter(function(d, i) {
|
|
return yAxis.tickFormat()(d, i);
|
|
})
|
|
.headerFormatter(function(d, i) {
|
|
return xAxis.tickFormat()(d, i);
|
|
});
|
|
|
|
controls.updateState(false);
|
|
|
|
//============================================================
|
|
// Private Variables
|
|
//------------------------------------------------------------
|
|
|
|
var renderWatch = nv.utils.renderWatch(dispatch);
|
|
var stacked = false;
|
|
|
|
var stateGetter = function(data) {
|
|
return function(){
|
|
return {
|
|
active: data.map(function(d) { return !d.disabled }),
|
|
stacked: stacked
|
|
};
|
|
}
|
|
};
|
|
|
|
var stateSetter = function(data) {
|
|
return function(state) {
|
|
if (state.stacked !== undefined)
|
|
stacked = state.stacked;
|
|
if (state.active !== undefined)
|
|
data.forEach(function(series,i) {
|
|
series.disabled = !state.active[i];
|
|
});
|
|
}
|
|
};
|
|
|
|
function chart(selection) {
|
|
renderWatch.reset();
|
|
renderWatch.models(multibar);
|
|
if (showXAxis) renderWatch.models(xAxis);
|
|
if (showYAxis) renderWatch.models(yAxis);
|
|
|
|
selection.each(function(data) {
|
|
var container = d3.select(this),
|
|
that = this;
|
|
nv.utils.initSVG(container);
|
|
var availableWidth = nv.utils.availableWidth(width, container, margin),
|
|
availableHeight = nv.utils.availableHeight(height, container, margin);
|
|
|
|
chart.update = function() {
|
|
if (duration === 0)
|
|
container.call(chart);
|
|
else
|
|
container.transition()
|
|
.duration(duration)
|
|
.call(chart);
|
|
};
|
|
chart.container = this;
|
|
|
|
state
|
|
.setter(stateSetter(data), chart.update)
|
|
.getter(stateGetter(data))
|
|
.update();
|
|
|
|
// DEPRECATED set state.disableddisabled
|
|
state.disabled = data.map(function(d) { return !!d.disabled });
|
|
|
|
if (!defaultState) {
|
|
var key;
|
|
defaultState = {};
|
|
for (key in state) {
|
|
if (state[key] instanceof Array)
|
|
defaultState[key] = state[key].slice(0);
|
|
else
|
|
defaultState[key] = state[key];
|
|
}
|
|
}
|
|
|
|
// Display noData message if there's nothing to show.
|
|
if (!data || !data.length || !data.filter(function(d) { return d.values.length }).length) {
|
|
nv.utils.noData(chart, container)
|
|
return chart;
|
|
} else {
|
|
container.selectAll('.nv-noData').remove();
|
|
}
|
|
|
|
// Setup Scales
|
|
x = multibar.xScale();
|
|
y = multibar.yScale();
|
|
|
|
// Setup containers and skeleton of chart
|
|
var wrap = container.selectAll('g.nv-wrap.nv-multiBarWithLegend').data([data]);
|
|
var gEnter = wrap.enter().append('g').attr('class', 'nvd3 nv-wrap nv-multiBarWithLegend').append('g');
|
|
var g = wrap.select('g');
|
|
|
|
gEnter.append('g').attr('class', 'nv-x nv-axis');
|
|
gEnter.append('g').attr('class', 'nv-y nv-axis');
|
|
gEnter.append('g').attr('class', 'nv-barsWrap');
|
|
gEnter.append('g').attr('class', 'nv-legendWrap');
|
|
gEnter.append('g').attr('class', 'nv-controlsWrap');
|
|
gEnter.append('g').attr('class', 'nv-interactive');
|
|
|
|
// Legend
|
|
if (!showLegend) {
|
|
g.select('.nv-legendWrap').selectAll('*').remove();
|
|
} else {
|
|
legend.width(availableWidth - controlWidth());
|
|
|
|
g.select('.nv-legendWrap')
|
|
.datum(data)
|
|
.call(legend);
|
|
|
|
if ( margin.top != legend.height()) {
|
|
margin.top = legend.height();
|
|
availableHeight = nv.utils.availableHeight(height, container, margin);
|
|
}
|
|
|
|
g.select('.nv-legendWrap')
|
|
.attr('transform', 'translate(' + controlWidth() + ',' + (-margin.top) +')');
|
|
}
|
|
|
|
// Controls
|
|
if (!showControls) {
|
|
g.select('.nv-controlsWrap').selectAll('*').remove();
|
|
} else {
|
|
var controlsData = [
|
|
{ key: controlLabels.grouped || 'Grouped', disabled: multibar.stacked() },
|
|
{ key: controlLabels.stacked || 'Stacked', disabled: !multibar.stacked() }
|
|
];
|
|
|
|
controls.width(controlWidth()).color(['#444', '#444', '#444']);
|
|
g.select('.nv-controlsWrap')
|
|
.datum(controlsData)
|
|
.attr('transform', 'translate(0,' + (-margin.top) +')')
|
|
.call(controls);
|
|
}
|
|
|
|
wrap.attr('transform', 'translate(' + margin.left + ',' + margin.top + ')');
|
|
if (rightAlignYAxis) {
|
|
g.select(".nv-y.nv-axis")
|
|
.attr("transform", "translate(" + availableWidth + ",0)");
|
|
}
|
|
|
|
// Main Chart Component(s)
|
|
multibar
|
|
.disabled(data.map(function(series) { return series.disabled }))
|
|
.width(availableWidth)
|
|
.height(availableHeight)
|
|
.color(data.map(function(d,i) {
|
|
return d.color || color(d, i);
|
|
}).filter(function(d,i) { return !data[i].disabled }));
|
|
|
|
|
|
var barsWrap = g.select('.nv-barsWrap')
|
|
.datum(data.filter(function(d) { return !d.disabled }));
|
|
|
|
barsWrap.call(multibar);
|
|
|
|
// Setup Axes
|
|
if (showXAxis) {
|
|
xAxis
|
|
.scale(x)
|
|
._ticks( nv.utils.calcTicksX(availableWidth/100, data) )
|
|
.tickSize(-availableHeight, 0);
|
|
|
|
g.select('.nv-x.nv-axis')
|
|
.attr('transform', 'translate(0,' + y.range()[0] + ')');
|
|
g.select('.nv-x.nv-axis')
|
|
.call(xAxis);
|
|
|
|
var xTicks = g.select('.nv-x.nv-axis > g').selectAll('g');
|
|
|
|
xTicks
|
|
.selectAll('line, text')
|
|
.style('opacity', 1)
|
|
|
|
if (staggerLabels) {
|
|
var getTranslate = function(x,y) {
|
|
return "translate(" + x + "," + y + ")";
|
|
};
|
|
|
|
var staggerUp = 5, staggerDown = 17; //pixels to stagger by
|
|
// Issue #140
|
|
xTicks
|
|
.selectAll("text")
|
|
.attr('transform', function(d,i,j) {
|
|
return getTranslate(0, (j % 2 == 0 ? staggerUp : staggerDown));
|
|
});
|
|
|
|
var totalInBetweenTicks = d3.selectAll(".nv-x.nv-axis .nv-wrap g g text")[0].length;
|
|
g.selectAll(".nv-x.nv-axis .nv-axisMaxMin text")
|
|
.attr("transform", function(d,i) {
|
|
return getTranslate(0, (i === 0 || totalInBetweenTicks % 2 !== 0) ? staggerDown : staggerUp);
|
|
});
|
|
}
|
|
|
|
if (wrapLabels) {
|
|
g.selectAll('.tick text')
|
|
.call(nv.utils.wrapTicks, chart.xAxis.rangeBand())
|
|
}
|
|
|
|
if (reduceXTicks)
|
|
xTicks
|
|
.filter(function(d,i) {
|
|
return i % Math.ceil(data[0].values.length / (availableWidth / 100)) !== 0;
|
|
})
|
|
.selectAll('text, line')
|
|
.style('opacity', 0);
|
|
|
|
if(rotateLabels)
|
|
xTicks
|
|
.selectAll('.tick text')
|
|
.attr('transform', 'rotate(' + rotateLabels + ' 0,0)')
|
|
.style('text-anchor', rotateLabels > 0 ? 'start' : 'end');
|
|
|
|
g.select('.nv-x.nv-axis').selectAll('g.nv-axisMaxMin text')
|
|
.style('opacity', 1);
|
|
}
|
|
|
|
if (showYAxis) {
|
|
yAxis
|
|
.scale(y)
|
|
._ticks( nv.utils.calcTicksY(availableHeight/36, data) )
|
|
.tickSize( -availableWidth, 0);
|
|
|
|
g.select('.nv-y.nv-axis')
|
|
.call(yAxis);
|
|
}
|
|
|
|
//Set up interactive layer
|
|
if (useInteractiveGuideline) {
|
|
interactiveLayer
|
|
.width(availableWidth)
|
|
.height(availableHeight)
|
|
.margin({left:margin.left, top:margin.top})
|
|
.svgContainer(container)
|
|
.xScale(x);
|
|
wrap.select(".nv-interactive").call(interactiveLayer);
|
|
}
|
|
|
|
//============================================================
|
|
// Event Handling/Dispatching (in chart's scope)
|
|
//------------------------------------------------------------
|
|
|
|
legend.dispatch.on('stateChange', function(newState) {
|
|
for (var key in newState)
|
|
state[key] = newState[key];
|
|
dispatch.stateChange(state);
|
|
chart.update();
|
|
});
|
|
|
|
controls.dispatch.on('legendClick', function(d,i) {
|
|
if (!d.disabled) return;
|
|
controlsData = controlsData.map(function(s) {
|
|
s.disabled = true;
|
|
return s;
|
|
});
|
|
d.disabled = false;
|
|
|
|
switch (d.key) {
|
|
case 'Grouped':
|
|
case controlLabels.grouped:
|
|
multibar.stacked(false);
|
|
break;
|
|
case 'Stacked':
|
|
case controlLabels.stacked:
|
|
multibar.stacked(true);
|
|
break;
|
|
}
|
|
|
|
state.stacked = multibar.stacked();
|
|
dispatch.stateChange(state);
|
|
chart.update();
|
|
});
|
|
|
|
// Update chart from a state object passed to event handler
|
|
dispatch.on('changeState', function(e) {
|
|
if (typeof e.disabled !== 'undefined') {
|
|
data.forEach(function(series,i) {
|
|
series.disabled = e.disabled[i];
|
|
});
|
|
state.disabled = e.disabled;
|
|
}
|
|
if (typeof e.stacked !== 'undefined') {
|
|
multibar.stacked(e.stacked);
|
|
state.stacked = e.stacked;
|
|
stacked = e.stacked;
|
|
}
|
|
chart.update();
|
|
});
|
|
|
|
if (useInteractiveGuideline) {
|
|
interactiveLayer.dispatch.on('elementMousemove', function(e) {
|
|
if (e.pointXValue == undefined) return;
|
|
|
|
var singlePoint, pointIndex, pointXLocation, xValue, allData = [];
|
|
data
|
|
.filter(function(series, i) {
|
|
series.seriesIndex = i;
|
|
return !series.disabled;
|
|
})
|
|
.forEach(function(series,i) {
|
|
pointIndex = x.domain().indexOf(e.pointXValue)
|
|
|
|
var point = series.values[pointIndex];
|
|
if (point === undefined) return;
|
|
|
|
xValue = point.x;
|
|
if (singlePoint === undefined) singlePoint = point;
|
|
if (pointXLocation === undefined) pointXLocation = e.mouseX
|
|
allData.push({
|
|
key: series.key,
|
|
value: chart.y()(point, pointIndex),
|
|
color: color(series,series.seriesIndex),
|
|
data: series.values[pointIndex]
|
|
});
|
|
});
|
|
|
|
interactiveLayer.tooltip
|
|
.chartContainer(that.parentNode)
|
|
.data({
|
|
value: xValue,
|
|
index: pointIndex,
|
|
series: allData
|
|
})();
|
|
|
|
interactiveLayer.renderGuideLine(pointXLocation);
|
|
});
|
|
|
|
interactiveLayer.dispatch.on("elementMouseout",function(e) {
|
|
interactiveLayer.tooltip.hidden(true);
|
|
});
|
|
}
|
|
else {
|
|
multibar.dispatch.on('elementMouseover.tooltip', function(evt) {
|
|
evt.value = chart.x()(evt.data);
|
|
evt['series'] = {
|
|
key: evt.data.key,
|
|
value: chart.y()(evt.data),
|
|
color: evt.color
|
|
};
|
|
tooltip.data(evt).hidden(false);
|
|
});
|
|
|
|
multibar.dispatch.on('elementMouseout.tooltip', function(evt) {
|
|
tooltip.hidden(true);
|
|
});
|
|
|
|
multibar.dispatch.on('elementMousemove.tooltip', function(evt) {
|
|
tooltip();
|
|
});
|
|
}
|
|
});
|
|
|
|
renderWatch.renderEnd('multibarchart immediate');
|
|
return chart;
|
|
}
|
|
|
|
//============================================================
|
|
// Expose Public Variables
|
|
//------------------------------------------------------------
|
|
|
|
// expose chart's sub-components
|
|
chart.dispatch = dispatch;
|
|
chart.multibar = multibar;
|
|
chart.legend = legend;
|
|
chart.controls = controls;
|
|
chart.xAxis = xAxis;
|
|
chart.yAxis = yAxis;
|
|
chart.state = state;
|
|
chart.tooltip = tooltip;
|
|
chart.interactiveLayer = interactiveLayer;
|
|
|
|
chart.options = nv.utils.optionsFunc.bind(chart);
|
|
|
|
chart._options = Object.create({}, {
|
|
// simple options, just get/set the necessary values
|
|
width: {get: function(){return width;}, set: function(_){width=_;}},
|
|
height: {get: function(){return height;}, set: function(_){height=_;}},
|
|
showLegend: {get: function(){return showLegend;}, set: function(_){showLegend=_;}},
|
|
showControls: {get: function(){return showControls;}, set: function(_){showControls=_;}},
|
|
controlLabels: {get: function(){return controlLabels;}, set: function(_){controlLabels=_;}},
|
|
showXAxis: {get: function(){return showXAxis;}, set: function(_){showXAxis=_;}},
|
|
showYAxis: {get: function(){return showYAxis;}, set: function(_){showYAxis=_;}},
|
|
defaultState: {get: function(){return defaultState;}, set: function(_){defaultState=_;}},
|
|
noData: {get: function(){return noData;}, set: function(_){noData=_;}},
|
|
reduceXTicks: {get: function(){return reduceXTicks;}, set: function(_){reduceXTicks=_;}},
|
|
rotateLabels: {get: function(){return rotateLabels;}, set: function(_){rotateLabels=_;}},
|
|
staggerLabels: {get: function(){return staggerLabels;}, set: function(_){staggerLabels=_;}},
|
|
wrapLabels: {get: function(){return wrapLabels;}, set: function(_){wrapLabels=!!_;}},
|
|
|
|
// options that require extra logic in the setter
|
|
margin: {get: function(){return margin;}, set: function(_){
|
|
margin.top = _.top !== undefined ? _.top : margin.top;
|
|
margin.right = _.right !== undefined ? _.right : margin.right;
|
|
margin.bottom = _.bottom !== undefined ? _.bottom : margin.bottom;
|
|
margin.left = _.left !== undefined ? _.left : margin.left;
|
|
}},
|
|
duration: {get: function(){return duration;}, set: function(_){
|
|
duration = _;
|
|
multibar.duration(duration);
|
|
xAxis.duration(duration);
|
|
yAxis.duration(duration);
|
|
renderWatch.reset(duration);
|
|
}},
|
|
color: {get: function(){return color;}, set: function(_){
|
|
color = nv.utils.getColor(_);
|
|
legend.color(color);
|
|
}},
|
|
rightAlignYAxis: {get: function(){return rightAlignYAxis;}, set: function(_){
|
|
rightAlignYAxis = _;
|
|
yAxis.orient( rightAlignYAxis ? 'right' : 'left');
|
|
}},
|
|
useInteractiveGuideline: {get: function(){return useInteractiveGuideline;}, set: function(_){
|
|
useInteractiveGuideline = _;
|
|
}},
|
|
barColor: {get: function(){return multibar.barColor;}, set: function(_){
|
|
multibar.barColor(_);
|
|
legend.color(function(d,i) {return d3.rgb('#ccc').darker(i * 1.5).toString();})
|
|
}}
|
|
});
|
|
|
|
nv.utils.inheritOptions(chart, multibar);
|
|
nv.utils.initOptions(chart);
|
|
|
|
return chart;
|
|
};
|
|
nv.models.pie = function() {
|
|
"use strict";
|
|
|
|
//============================================================
|
|
// Public Variables with Default Settings
|
|
//------------------------------------------------------------
|
|
|
|
var margin = {top: 0, right: 0, bottom: 0, left: 0}
|
|
, width = 500
|
|
, height = 500
|
|
, getX = function(d) { return d.x }
|
|
, getY = function(d) { return d.y }
|
|
, id = Math.floor(Math.random() * 10000) //Create semi-unique ID in case user doesn't select one
|
|
, container = null
|
|
, color = nv.utils.defaultColor()
|
|
, valueFormat = d3.format(',.2f')
|
|
, showLabels = true
|
|
, labelsOutside = false
|
|
, labelType = "key"
|
|
, labelThreshold = .02 //if slice percentage is under this, don't show label
|
|
, donut = false
|
|
, title = false
|
|
, growOnHover = true
|
|
, titleOffset = 0
|
|
, labelSunbeamLayout = false
|
|
, startAngle = false
|
|
, padAngle = false
|
|
, endAngle = false
|
|
, cornerRadius = 0
|
|
, donutRatio = 0.5
|
|
, arcsRadius = []
|
|
, dispatch = d3.dispatch('chartClick', 'elementClick', 'elementDblClick', 'elementMouseover', 'elementMouseout', 'elementMousemove', 'renderEnd')
|
|
;
|
|
|
|
var arcs = [];
|
|
var arcsOver = [];
|
|
|
|
//============================================================
|
|
// chart function
|
|
//------------------------------------------------------------
|
|
|
|
var renderWatch = nv.utils.renderWatch(dispatch);
|
|
|
|
function chart(selection) {
|
|
renderWatch.reset();
|
|
selection.each(function(data) {
|
|
var availableWidth = width - margin.left - margin.right
|
|
, availableHeight = height - margin.top - margin.bottom
|
|
, radius = Math.min(availableWidth, availableHeight) / 2
|
|
, arcsRadiusOuter = []
|
|
, arcsRadiusInner = []
|
|
;
|
|
|
|
container = d3.select(this)
|
|
if (arcsRadius.length === 0) {
|
|
var outer = radius - radius / 5;
|
|
var inner = donutRatio * radius;
|
|
for (var i = 0; i < data[0].length; i++) {
|
|
arcsRadiusOuter.push(outer);
|
|
arcsRadiusInner.push(inner);
|
|
}
|
|
} else {
|
|
if(growOnHover){
|
|
arcsRadiusOuter = arcsRadius.map(function (d) { return (d.outer - d.outer / 5) * radius; });
|
|
arcsRadiusInner = arcsRadius.map(function (d) { return (d.inner - d.inner / 5) * radius; });
|
|
donutRatio = d3.min(arcsRadius.map(function (d) { return (d.inner - d.inner / 5); }));
|
|
} else {
|
|
arcsRadiusOuter = arcsRadius.map(function (d) { return d.outer * radius; });
|
|
arcsRadiusInner = arcsRadius.map(function (d) { return d.inner * radius; });
|
|
donutRatio = d3.min(arcsRadius.map(function (d) { return d.inner; }));
|
|
}
|
|
}
|
|
nv.utils.initSVG(container);
|
|
|
|
// Setup containers and skeleton of chart
|
|
var wrap = container.selectAll('.nv-wrap.nv-pie').data(data);
|
|
var wrapEnter = wrap.enter().append('g').attr('class','nvd3 nv-wrap nv-pie nv-chart-' + id);
|
|
var gEnter = wrapEnter.append('g');
|
|
var g = wrap.select('g');
|
|
var g_pie = gEnter.append('g').attr('class', 'nv-pie');
|
|
gEnter.append('g').attr('class', 'nv-pieLabels');
|
|
|
|
wrap.attr('transform', 'translate(' + margin.left + ',' + margin.top + ')');
|
|
g.select('.nv-pie').attr('transform', 'translate(' + availableWidth / 2 + ',' + availableHeight / 2 + ')');
|
|
g.select('.nv-pieLabels').attr('transform', 'translate(' + availableWidth / 2 + ',' + availableHeight / 2 + ')');
|
|
|
|
//
|
|
container.on('click', function(d,i) {
|
|
dispatch.chartClick({
|
|
data: d,
|
|
index: i,
|
|
pos: d3.event,
|
|
id: id
|
|
});
|
|
});
|
|
|
|
arcs = [];
|
|
arcsOver = [];
|
|
for (var i = 0; i < data[0].length; i++) {
|
|
|
|
var arc = d3.svg.arc().outerRadius(arcsRadiusOuter[i]);
|
|
var arcOver = d3.svg.arc().outerRadius(arcsRadiusOuter[i] + 5);
|
|
|
|
if (startAngle !== false) {
|
|
arc.startAngle(startAngle);
|
|
arcOver.startAngle(startAngle);
|
|
}
|
|
if (endAngle !== false) {
|
|
arc.endAngle(endAngle);
|
|
arcOver.endAngle(endAngle);
|
|
}
|
|
if (donut) {
|
|
arc.innerRadius(arcsRadiusInner[i]);
|
|
arcOver.innerRadius(arcsRadiusInner[i]);
|
|
}
|
|
|
|
if (arc.cornerRadius && cornerRadius) {
|
|
arc.cornerRadius(cornerRadius);
|
|
arcOver.cornerRadius(cornerRadius);
|
|
}
|
|
|
|
arcs.push(arc);
|
|
arcsOver.push(arcOver);
|
|
}
|
|
|
|
// Setup the Pie chart and choose the data element
|
|
var pie = d3.layout.pie()
|
|
.sort(null)
|
|
.value(function(d) { return d.disabled ? 0 : getY(d) });
|
|
|
|
// padAngle added in d3 3.5
|
|
if (pie.padAngle && padAngle) {
|
|
pie.padAngle(padAngle);
|
|
}
|
|
|
|
// if title is specified and donut, put it in the middle
|
|
if (donut && title) {
|
|
g_pie.append("text").attr('class', 'nv-pie-title');
|
|
|
|
wrap.select('.nv-pie-title')
|
|
.style("text-anchor", "middle")
|
|
.text(function (d) {
|
|
return title;
|
|
})
|
|
.style("font-size", (Math.min(availableWidth, availableHeight)) * donutRatio * 2 / (title.length + 2) + "px")
|
|
.attr("dy", "0.35em") // trick to vertically center text
|
|
.attr('transform', function(d, i) {
|
|
return 'translate(0, '+ titleOffset + ')';
|
|
});
|
|
}
|
|
|
|
var slices = wrap.select('.nv-pie').selectAll('.nv-slice').data(pie);
|
|
var pieLabels = wrap.select('.nv-pieLabels').selectAll('.nv-label').data(pie);
|
|
|
|
slices.exit().remove();
|
|
pieLabels.exit().remove();
|
|
|
|
var ae = slices.enter().append('g');
|
|
ae.attr('class', 'nv-slice');
|
|
ae.on('mouseover', function(d, i) {
|
|
d3.select(this).classed('hover', true);
|
|
if (growOnHover) {
|
|
d3.select(this).select("path").transition()
|
|
.duration(70)
|
|
.attr("d", arcsOver[i]);
|
|
}
|
|
dispatch.elementMouseover({
|
|
data: d.data,
|
|
index: i,
|
|
color: d3.select(this).style("fill")
|
|
});
|
|
});
|
|
ae.on('mouseout', function(d, i) {
|
|
d3.select(this).classed('hover', false);
|
|
if (growOnHover) {
|
|
d3.select(this).select("path").transition()
|
|
.duration(50)
|
|
.attr("d", arcs[i]);
|
|
}
|
|
dispatch.elementMouseout({data: d.data, index: i});
|
|
});
|
|
ae.on('mousemove', function(d, i) {
|
|
dispatch.elementMousemove({data: d.data, index: i});
|
|
});
|
|
ae.on('click', function(d, i) {
|
|
var element = this;
|
|
dispatch.elementClick({
|
|
data: d.data,
|
|
index: i,
|
|
color: d3.select(this).style("fill"),
|
|
event: d3.event,
|
|
element: element
|
|
});
|
|
});
|
|
ae.on('dblclick', function(d, i) {
|
|
dispatch.elementDblClick({
|
|
data: d.data,
|
|
index: i,
|
|
color: d3.select(this).style("fill")
|
|
});
|
|
});
|
|
|
|
slices.attr('fill', function(d,i) { return color(d.data, i); });
|
|
slices.attr('stroke', function(d,i) { return color(d.data, i); });
|
|
|
|
var paths = ae.append('path').each(function(d) {
|
|
this._current = d;
|
|
});
|
|
|
|
slices.select('path')
|
|
.transition()
|
|
.attr('d', function (d, i) { return arcs[i](d); })
|
|
.attrTween('d', arcTween);
|
|
|
|
if (showLabels) {
|
|
// This does the normal label
|
|
var labelsArc = [];
|
|
for (var i = 0; i < data[0].length; i++) {
|
|
labelsArc.push(arcs[i]);
|
|
|
|
if (labelsOutside) {
|
|
if (donut) {
|
|
labelsArc[i] = d3.svg.arc().outerRadius(arcs[i].outerRadius());
|
|
if (startAngle !== false) labelsArc[i].startAngle(startAngle);
|
|
if (endAngle !== false) labelsArc[i].endAngle(endAngle);
|
|
}
|
|
} else if (!donut) {
|
|
labelsArc[i].innerRadius(0);
|
|
}
|
|
}
|
|
|
|
pieLabels.enter().append("g").classed("nv-label",true).each(function(d,i) {
|
|
var group = d3.select(this);
|
|
|
|
group.attr('transform', function (d, i) {
|
|
if (labelSunbeamLayout) {
|
|
d.outerRadius = arcsRadiusOuter[i] + 10; // Set Outer Coordinate
|
|
d.innerRadius = arcsRadiusOuter[i] + 15; // Set Inner Coordinate
|
|
var rotateAngle = (d.startAngle + d.endAngle) / 2 * (180 / Math.PI);
|
|
if ((d.startAngle + d.endAngle) / 2 < Math.PI) {
|
|
rotateAngle -= 90;
|
|
} else {
|
|
rotateAngle += 90;
|
|
}
|
|
return 'translate(' + labelsArc[i].centroid(d) + ') rotate(' + rotateAngle + ')';
|
|
} else {
|
|
d.outerRadius = radius + 10; // Set Outer Coordinate
|
|
d.innerRadius = radius + 15; // Set Inner Coordinate
|
|
return 'translate(' + labelsArc[i].centroid(d) + ')'
|
|
}
|
|
});
|
|
|
|
group.append('rect')
|
|
.style('stroke', '#fff')
|
|
.style('fill', '#fff')
|
|
.attr("rx", 3)
|
|
.attr("ry", 3);
|
|
|
|
group.append('text')
|
|
.style('text-anchor', labelSunbeamLayout ? ((d.startAngle + d.endAngle) / 2 < Math.PI ? 'start' : 'end') : 'middle') //center the text on it's origin or begin/end if orthogonal aligned
|
|
.style('fill', '#000')
|
|
});
|
|
|
|
var labelLocationHash = {};
|
|
var avgHeight = 14;
|
|
var avgWidth = 140;
|
|
var createHashKey = function(coordinates) {
|
|
return Math.floor(coordinates[0]/avgWidth) * avgWidth + ',' + Math.floor(coordinates[1]/avgHeight) * avgHeight;
|
|
};
|
|
var getSlicePercentage = function(d) {
|
|
return (d.endAngle - d.startAngle) / (2 * Math.PI);
|
|
};
|
|
|
|
pieLabels.watchTransition(renderWatch, 'pie labels').attr('transform', function (d, i) {
|
|
if (labelSunbeamLayout) {
|
|
d.outerRadius = arcsRadiusOuter[i] + 10; // Set Outer Coordinate
|
|
d.innerRadius = arcsRadiusOuter[i] + 15; // Set Inner Coordinate
|
|
var rotateAngle = (d.startAngle + d.endAngle) / 2 * (180 / Math.PI);
|
|
if ((d.startAngle + d.endAngle) / 2 < Math.PI) {
|
|
rotateAngle -= 90;
|
|
} else {
|
|
rotateAngle += 90;
|
|
}
|
|
return 'translate(' + labelsArc[i].centroid(d) + ') rotate(' + rotateAngle + ')';
|
|
} else {
|
|
d.outerRadius = radius + 10; // Set Outer Coordinate
|
|
d.innerRadius = radius + 15; // Set Inner Coordinate
|
|
|
|
/*
|
|
Overlapping pie labels are not good. What this attempts to do is, prevent overlapping.
|
|
Each label location is hashed, and if a hash collision occurs, we assume an overlap.
|
|
Adjust the label's y-position to remove the overlap.
|
|
*/
|
|
var center = labelsArc[i].centroid(d);
|
|
var percent = getSlicePercentage(d);
|
|
if (d.value && percent >= labelThreshold) {
|
|
var hashKey = createHashKey(center);
|
|
if (labelLocationHash[hashKey]) {
|
|
center[1] -= avgHeight;
|
|
}
|
|
labelLocationHash[createHashKey(center)] = true;
|
|
}
|
|
return 'translate(' + center + ')'
|
|
}
|
|
});
|
|
|
|
pieLabels.select(".nv-label text")
|
|
.style('text-anchor', function(d,i) {
|
|
//center the text on it's origin or begin/end if orthogonal aligned
|
|
return labelSunbeamLayout ? ((d.startAngle + d.endAngle) / 2 < Math.PI ? 'start' : 'end') : 'middle';
|
|
})
|
|
.text(function(d, i) {
|
|
var percent = getSlicePercentage(d);
|
|
var label = '';
|
|
if (!d.value || percent < labelThreshold) return '';
|
|
|
|
if(typeof labelType === 'function') {
|
|
label = labelType(d, i, {
|
|
'key': getX(d.data),
|
|
'value': getY(d.data),
|
|
'percent': valueFormat(percent)
|
|
});
|
|
} else {
|
|
switch (labelType) {
|
|
case 'key':
|
|
label = getX(d.data);
|
|
break;
|
|
case 'value':
|
|
label = valueFormat(getY(d.data));
|
|
break;
|
|
case 'percent':
|
|
label = d3.format('%')(percent);
|
|
break;
|
|
}
|
|
}
|
|
return label;
|
|
})
|
|
;
|
|
}
|
|
|
|
|
|
// Computes the angle of an arc, converting from radians to degrees.
|
|
function angle(d) {
|
|
var a = (d.startAngle + d.endAngle) * 90 / Math.PI - 90;
|
|
return a > 90 ? a - 180 : a;
|
|
}
|
|
|
|
function arcTween(a, idx) {
|
|
a.endAngle = isNaN(a.endAngle) ? 0 : a.endAngle;
|
|
a.startAngle = isNaN(a.startAngle) ? 0 : a.startAngle;
|
|
if (!donut) a.innerRadius = 0;
|
|
var i = d3.interpolate(this._current, a);
|
|
this._current = i(0);
|
|
return function (t) {
|
|
return arcs[idx](i(t));
|
|
};
|
|
}
|
|
});
|
|
|
|
renderWatch.renderEnd('pie immediate');
|
|
return chart;
|
|
}
|
|
|
|
//============================================================
|
|
// Expose Public Variables
|
|
//------------------------------------------------------------
|
|
|
|
chart.dispatch = dispatch;
|
|
chart.options = nv.utils.optionsFunc.bind(chart);
|
|
|
|
chart._options = Object.create({}, {
|
|
// simple options, just get/set the necessary values
|
|
arcsRadius: { get: function () { return arcsRadius; }, set: function (_) { arcsRadius = _; } },
|
|
width: {get: function(){return width;}, set: function(_){width=_;}},
|
|
height: {get: function(){return height;}, set: function(_){height=_;}},
|
|
showLabels: {get: function(){return showLabels;}, set: function(_){showLabels=_;}},
|
|
title: {get: function(){return title;}, set: function(_){title=_;}},
|
|
titleOffset: {get: function(){return titleOffset;}, set: function(_){titleOffset=_;}},
|
|
labelThreshold: {get: function(){return labelThreshold;}, set: function(_){labelThreshold=_;}},
|
|
valueFormat: {get: function(){return valueFormat;}, set: function(_){valueFormat=_;}},
|
|
x: {get: function(){return getX;}, set: function(_){getX=_;}},
|
|
id: {get: function(){return id;}, set: function(_){id=_;}},
|
|
endAngle: {get: function(){return endAngle;}, set: function(_){endAngle=_;}},
|
|
startAngle: {get: function(){return startAngle;}, set: function(_){startAngle=_;}},
|
|
padAngle: {get: function(){return padAngle;}, set: function(_){padAngle=_;}},
|
|
cornerRadius: {get: function(){return cornerRadius;}, set: function(_){cornerRadius=_;}},
|
|
donutRatio: {get: function(){return donutRatio;}, set: function(_){donutRatio=_;}},
|
|
labelsOutside: {get: function(){return labelsOutside;}, set: function(_){labelsOutside=_;}},
|
|
labelSunbeamLayout: {get: function(){return labelSunbeamLayout;}, set: function(_){labelSunbeamLayout=_;}},
|
|
donut: {get: function(){return donut;}, set: function(_){donut=_;}},
|
|
growOnHover: {get: function(){return growOnHover;}, set: function(_){growOnHover=_;}},
|
|
|
|
// depreciated after 1.7.1
|
|
pieLabelsOutside: {get: function(){return labelsOutside;}, set: function(_){
|
|
labelsOutside=_;
|
|
nv.deprecated('pieLabelsOutside', 'use labelsOutside instead');
|
|
}},
|
|
// depreciated after 1.7.1
|
|
donutLabelsOutside: {get: function(){return labelsOutside;}, set: function(_){
|
|
labelsOutside=_;
|
|
nv.deprecated('donutLabelsOutside', 'use labelsOutside instead');
|
|
}},
|
|
// deprecated after 1.7.1
|
|
labelFormat: {get: function(){ return valueFormat;}, set: function(_) {
|
|
valueFormat=_;
|
|
nv.deprecated('labelFormat','use valueFormat instead');
|
|
}},
|
|
|
|
// options that require extra logic in the setter
|
|
margin: {get: function(){return margin;}, set: function(_){
|
|
margin.top = typeof _.top != 'undefined' ? _.top : margin.top;
|
|
margin.right = typeof _.right != 'undefined' ? _.right : margin.right;
|
|
margin.bottom = typeof _.bottom != 'undefined' ? _.bottom : margin.bottom;
|
|
margin.left = typeof _.left != 'undefined' ? _.left : margin.left;
|
|
}},
|
|
y: {get: function(){return getY;}, set: function(_){
|
|
getY=d3.functor(_);
|
|
}},
|
|
color: {get: function(){return color;}, set: function(_){
|
|
color=nv.utils.getColor(_);
|
|
}},
|
|
labelType: {get: function(){return labelType;}, set: function(_){
|
|
labelType= _ || 'key';
|
|
}}
|
|
});
|
|
|
|
nv.utils.initOptions(chart);
|
|
return chart;
|
|
};
|
|
|
|
nv.version = "1.8.2-dev";
|
|
})();
|