273 lines
8.2 KiB
JavaScript
273 lines
8.2 KiB
JavaScript
$(document).ready(function () {
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var bootcamps = ''
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$.getJSON('/json/bootcamps.json', function(data) {
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bootcamps = data;
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});
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var city = "";
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$("body").data("state", "stacked");
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$('#city-buttons').on("click", "button", function () {
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$(this).addClass('animated pulse');
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city = $(this).attr("id");
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$('#chosen').text('Coming from ' + city.replace(/-/g, ' ').replace(/\w\S*/g, function (txt) {
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return txt.charAt(0).toUpperCase() + txt.substr(1).toLowerCase();
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}) + ', and making $_______, your true costs will be:');
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setTimeout(function () {
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$('#city-buttons').hide();
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$('#income').addClass('animated fadeIn').show();
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}, 1000);
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});
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$('#income').on("click", "button", function () {
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$(this).addClass('animated pulse');
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setTimeout(function () {
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$('#income').hide();
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$('#chart').addClass('animated fadeIn').show();
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$('#chart-controls').addClass('animated fadeIn').show();
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$('#explanation').addClass('animated fadeIn').show();
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}, 1000);
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var lastYearsIncome = parseInt($(this).attr("id"));
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$('#chosen').text('Coming from ' + city.replace(/-/g, ' ').replace(/\w\S*/g, function (txt) {
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return txt.charAt(0).toUpperCase() + txt.substr(1).toLowerCase();
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}) + ', and making $' + lastYearsIncome.toString().replace(/0000$/, '0,000') + ', your true costs will be:');
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var categoryNames = ['Lost Wages', 'Financing Cost', 'Housing Cost', 'Tuition / Est. Wage Garnishing'];
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bootcamps.forEach(function (camp) {
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var x0 = 0;
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if (camp.cities.indexOf(city) > -1) {
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weeklyHousing = 0;
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} else {
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weeklyHousing = +camp.housing;
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}
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camp.mapping = [{
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name: camp.name,
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label: 'Tuition / Est. Wage Garnishing',
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value: +camp.cost,
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x0: x0,
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x1: x0 += +camp.cost
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}, {
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name: camp.name,
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label: 'Financing Cost',
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value: +Math.floor(camp.cost * .09519),
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x0: +camp.cost,
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x1: camp.finance ? x0 += +Math.floor(camp.cost * .09519) : 0
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}, {
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name: camp.name,
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label: 'Housing Cost',
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value: +weeklyHousing * camp.weeks,
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x0: camp.finance ? +Math.floor(camp.cost * 1.09519) : camp.cost,
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x1: x0 += weeklyHousing * camp.weeks
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}, {
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name: camp.name,
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label: 'Lost Wages',
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value: +(Math.floor(camp.weeks * lastYearsIncome / 50)),
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x0: camp.finance ? +(Math.floor(camp.cost * 1.09519) + weeklyHousing * camp.weeks) : +camp.cost + weeklyHousing * camp.weeks,
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x1: x0 += +(Math.floor(camp.weeks * lastYearsIncome / 50))
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}];
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camp.total = camp.mapping[camp.mapping.length - 1].x1;
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});
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bootcamps.sort(function (a, b) {
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return a.total - b.total;
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});
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maxValue = 0;
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bootcamps.forEach(function (camp) {
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camp.mapping.forEach(function (elem) {
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if (elem.value > maxValue) {
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maxValue = elem.value;
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}
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});
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});
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var xStackMax = d3.max(bootcamps, function (d) {
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return d.total;
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}), //Scale for Stacked
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xGroupMax = bootcamps.map(function (camp) {
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return camp.mapping.reduce(function (a, b) {
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return a.value > b.value ? a.value : b.value;
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});
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}).reduce(function (a, b) {
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return a > b ? a : b;
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});
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var margin = {
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top: 30,
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right: 60,
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bottom: 50,
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left: 140
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},
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width = 800 - margin.left - margin.right,
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height = 1200 - margin.top - margin.bottom;
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var barHeight = 20;
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var xScale = d3.scale.linear()
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.domain([0, xStackMax])
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.rangeRound([0, width]);
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var y0Scale = d3.scale.ordinal()
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.domain(bootcamps.map(function (d) {
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return d.name;
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}))
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.rangeRoundBands([0, height], .1);
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var y1Scale = d3.scale.ordinal()
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.domain(categoryNames).rangeRoundBands([0, y0Scale.rangeBand()]);
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var color = d3.scale.ordinal()
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.range(["#215f1e", "#5f5c1e", "#1e215f", "#5c1e5f"])
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.domain(categoryNames);
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var svg = d3.select("svg")
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.attr("width", width + margin.left + margin.right)
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.attr("height", height + margin.top + margin.bottom)
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.append("g")
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.attr("transform", "translate(" + margin.left + "," + margin.top + ")");
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var selection = svg.selectAll(".series")
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.data(bootcamps)
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.enter().append("g")
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.attr("class", "series")
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.attr("transform", function (d) {
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return "translate(0," + y0Scale(d.name) + ")";
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});
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var rect = selection.selectAll("rect")
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.data(function (d) {
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return d.mapping;
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})
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.enter().append("rect")
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.attr("x", 0)
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.attr("width", 0)
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.attr("height", y0Scale.rangeBand())
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.style("fill", function (d) {
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return color(d.label);
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})
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.style("stroke", "white")
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.on("mouseover", function (d) {
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showPopover.call(this, d);
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})
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.on("mouseout", function (d) {
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removePopovers();
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});
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rect.transition()
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.delay(function (d, i) {
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return i * 10;
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})
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.attr("x", function (d) {
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return xScale(d.x0);
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})
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.attr("width", function (d) {
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return xScale((d.x1) - (d.x0));
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});
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d3.selectAll("#transform").on("click", function () {
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$('#transform').addClass('animated pulse');
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change();
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setTimeout(function () {
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$('#transform').removeClass('animated pulse');
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}, 1000);
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});
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d3.selectAll("#chart").on("click", function () {
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change();
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});
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function change() {
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if ($("body").data("state") === "stacked") {
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transitionGrouped();
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$("body").data("state", "grouped");
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} else {
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transitionStacked();
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$("body").data("state", "stacked");
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}
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}
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function transitionGrouped() {
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xScale.domain = ([0, xGroupMax]);
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rect.transition()
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.duration(500)
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.delay(function (d, i) {
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return i * 10;
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})
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.attr("width", function (d) {
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return xScale((d.x1) - (d.x0));
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})
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.transition()
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.attr("y", function (d) {
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return y1Scale(d.label);
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})
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.attr("x", 0)
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.attr("height", y1Scale.rangeBand());
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}
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function transitionStacked() {
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xScale.domain = ([0, xStackMax]);
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rect.transition()
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.duration(500)
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.delay(function (d, i) {
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return i * 10;
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})
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.attr("x", function (d) {
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return xScale(d.x0);
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})
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.transition()
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.attr("y", function (d) {
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return y0Scale(d.label);
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})
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.attr("height", y0Scale.rangeBand());
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}
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//axes
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var xAxis = d3.svg.axis()
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.scale(xScale)
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.orient("bottom");
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var yAxis = d3.svg.axis()
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.scale(y0Scale)
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.orient("left");
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svg.append("g")
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.attr("class", "y axis")
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.call(yAxis);
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svg.append("g")
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.attr("class", "x axis")
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.attr("transform", "translate(0," + height + ")")
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.call(xAxis)
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.append("text")
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.attr("x", 300)
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.attr("y", 35)
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.attr("dy", ".35em")
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.style("text-anchor", "middle")
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.text("Cost in $USD");
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//tooltips
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function removePopovers() {
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$('.popover').each(function () {
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$(this).remove();
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});
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}
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function showPopover(d) {
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$(this).popover({
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title: d.name,
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placement: 'auto top',
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container: 'body',
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trigger: 'manual',
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html: true,
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content: function () {
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return d.label +
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"<br/>$" +
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d3.format(",")(d.value ? d.value : d.x1 - d.x0);
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}
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});
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$(this).popover('show');
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}
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//legends
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var legend = svg.selectAll(".legend")
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.data(categoryNames.slice().reverse())
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.enter().append("g")
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.attr("class", "legend")
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.attr("transform", function (d, i) {
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return "translate(30," + i * y0Scale.rangeBand() * 1.1 + ")";
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});
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legend.append("rect")
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.attr("x", width - y0Scale.rangeBand())
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.attr("width", y0Scale.rangeBand())
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.attr("height", y0Scale.rangeBand())
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.style("fill", color)
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.style("stroke", "white");
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legend.append("text")
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.attr("x", width - y0Scale.rangeBand() * 1.2)
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.attr("y", 12)
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.attr("dy", ".35em")
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.style("text-anchor", "end")
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.text(function (d) {
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return d;
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});
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});
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});
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