var nv = { version: '0.0.1a', dev: true //set false when in production }; window.nv = nv; nv.tooltip = {}; // For the tooltip system nv.utils = {}; // Utility subsystem nv.models = {}; //stores all the possible models/components nv.charts = {}; //stores all the ready to use charts nv.graphs = []; //stores all the graphs currently on the page nv.logs = {}; //stores some statistics and potential error messages nv.dispatch = d3.dispatch('render_start', 'render_end'); // ************************************************************************* // Development render timers - disabled if dev = false if (nv.dev) { nv.dispatch.on('render_start', function(e) { nv.logs.startTime = +new Date(); }); nv.dispatch.on('render_end', function(e) { nv.logs.endTime = +new Date(); nv.logs.totalTime = nv.logs.endTime - nv.logs.startTime; nv.log('total', nv.logs.totalTime); // used for development, to keep track of graph generation times }); } // ******************************************** // Public Core NV functions // Logs all arguments, and returns the last so you can test things in place nv.log = function() { if (nv.dev && console.log) console.log.apply(console, arguments); return arguments[arguments.length - 1]; }; nv.render = function render(step) { step = step || 1; // number of graphs to generate in each timout loop render.active = true; nv.dispatch.render_start(); setTimeout(function() { var chart; for (var i = 0; i < step && (graph = render.queue[i]); i++) { chart = graph.generate(); if (typeof graph.callback == typeof(Function)) graph.callback(chart); nv.graphs.push(chart); } render.queue.splice(0, i); if (render.queue.length) setTimeout(arguments.callee, 0); else { nv.render.active = false; nv.dispatch.render_end(); } }, 0); }; nv.render.queue = []; nv.addGraph = function(obj) { if (typeof arguments[0] === typeof(Function)) obj = {generate: arguments[0], callback: arguments[1]}; nv.render.queue.push(obj); if (!nv.render.active) nv.render(); }; nv.identity = function(d) { return d; }; nv.strip = function(s) { return s.replace(/(\s|&)/g,''); }; function daysInMonth(month,year) { return (new Date(year, month+1, 0)).getDate(); } function d3_time_range(floor, step, number) { return function(t0, t1, dt) { var time = floor(t0), times = []; if (time < t0) step(time); if (dt > 1) { while (time < t1) { var date = new Date(+time); if ((number(date) % dt === 0)) times.push(date); step(time); } } else { while (time < t1) { times.push(new Date(+time)); step(time); } } return times; }; } d3.time.monthEnd = function(date) { return new Date(date.getFullYear(), date.getMonth(), 0); }; d3.time.monthEnds = d3_time_range(d3.time.monthEnd, function(date) { date.setUTCDate(date.getUTCDate() + 1); date.setDate(daysInMonth(date.getMonth() + 1, date.getFullYear())); }, function(date) { return date.getMonth(); } );