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cases.html
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cases.html
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<!DOCTYPE html>
<meta charset="utf-8">
<title>MERS-CoV Cases</title>
<style>
body {
font-family: "Helvetica Neue";
margin: 40px auto;
width: 960px;
/* min-height: 2000px;*/
}
#body {
position: relative;
}
footer {
padding: 2em 0 1em 0;
font-size: 12px;
}
h1 {
font-size: 96px;
margin-top: .3em;
margin-bottom: 0;
}
h1 + h2 {
margin-top: 0;
}
h2 {
font-weight: 100;
font-size: 28px;
}
h1, h2 {
font-family: "Helvetica Neue";
text-rendering: optimizeLegibility;
}
#body > p {
line-height: 1.5em;
width: 640px;
text-rendering: optimizeLegibility;
}
#charts {
padding: 10px 0;
}
.chart {
display: inline-block;
height: 151px;
margin-bottom: 20px;
}
.controls {
vertical-align: top;
display: inline-block;
margin-bottom: 20px;
}
.reset {
padding-left: 1em;
font-size: smaller;
color: #ccc;
}
.background.bar {
fill: #ccc;
}
.foreground.bar {
fill: steelblue;
}
.axis path, .axis line {
fill: none;
stroke: #000;
shape-rendering: crispEdges;
}
.axis text {
font: 10px sans-serif;
}
.brush rect.extent {
fill: steelblue;
fill-opacity: .125;
}
.brush .resize path {
fill: #eee;
stroke: #666;
}
#age-chart {
width: 400px;
}
#age-chart .foreground.bar {
fill: GoldenRod;
}
#gender-controls {
width: 160px;
}
#gender-chart {
width: 260px;
}
#gender-chart .foreground.bar {
fill: steelBlue;
}
#death-chart {
width: 260px;
}
#death-controls {
width: 160px;
}
#death-chart .foreground.bar {
fill: GoldenRod;
}
#onset-chart {
width: 920px;
}
#onset-chart .foreground.bar {
fill: Teal;
}
/*
#case-list {
min-height: 1024px;
}
*/
#case-list .month {
margin-bottom: .4em;
font-size: 14px;
}
#case-list .individual {
margin-left: 100px;
padding-left: 10px;
line-height: 1.5em;
background: #eee;
width: 800px;
margin-bottom: 1px;
font-size: 12px;
}
#case-list-header .header {
margin-left: 100px;
padding-left: 10px;
line-height: 1.5em;
width: 800px;
margin-bottom: 1px;
font-size: 14px;
}
#case-list .individual div {
display: inline-block;
}
#case-list-header .header div {
display: inline-block;
}
div.onset,
div.death {
width: 60px;
padding-right: 10px;
text-align: left;
}
div.age,
div.gender {
width: 40px;
padding-right: 10px;
text-align: left;
}
div.country,
div.city {
width: 100px;
padding-right: 10px;
text-align: left;
}
div.notes {
color: #999;
width: 320px;
padding-right: 10px;
text-align: left;
overflow: hidden;
white-space: nowrap;
text-overflow: ellipsis;
}
aside {
/* position: absolute;
left: 740px;
*/
text-align: right;
font-size: smaller;
width: 920px;
}
</style>
<div id="body">
<div id="charts">
<div id="onset-chart" class="chart">
<div class="title">Cases by Onset</div>
</div>
<div id="age-chart" class="chart">
<div class="title">Age</div>
</div>
<div id="gender-controls" class="controls">
<div>
<input type="checkbox" id="is-female" class="gender-check" checked>
<label for="is-female">Female</label>
</div>
<div>
<input type="checkbox" id="is-male" class="gender-check" checked>
<label for="is-male">Male</label>
</div>
</div>
<div id="death-controls" class="controls">
<div>
<input type="checkbox" id="is-alive" class="death-check" checked>
<label for="is-alive">Alive</label>
</div>
<div>
<input type="checkbox" id="is-dead" class="death-check" checked>
<label for="is-dead">Dead</label>
</div>
</div>
</div>
<aside id="totals"><span id="active">-</span> of <span id="total">-</span> cases selected.</aside>
<p />
<div id="lists">
<div id="case-list-header"><div class="header">
<div class="onset">Onset</div>
<div class="death">Death</div>
<div class="age">Age</div>
<div class="gender">Sex</div>
<div class="country">Country</div>
<div class="city">City</div>
</div></div>
<div id="case-list" class="list"></div>
</div>
<!--
<footer>
<span style="float:right;">
Released under the <a href="http://www.apache.org/licenses/LICENSE-2.0.html">Apache License 2.0</a>.
</span>
Uses <a href="http://squareup.com">Square, Inc.</a>
</footer>
-->
</div>
<script src="jquery-1.10.1.js"></script>
<script src="crossfilter.js"></script>
<script src="d3.v3.js"></script>
<!--
<script src="crossfilter.v1.min.js"></script>
<script src="d3.v3.min.js"></script>
-->
<script>
d3.csv("data/cases.csv", function(error, caseData) {
// Various formatters.
var formatNumber = d3.format(",d"),
formatDate = d3.time.format("%Y-%m-%d"),
formatPrettyDate = d3.time.format("%d %b"),
formatMonth = d3.time.format("%b %Y");
var cases = [];
var nestByDate = d3.nest()
.key(function(d) { return d3.time.month(d.onset); });
// A little coercion, since the CSV is untyped.
caseData.forEach(function(d, i) {
d.index = i;
d.onset = formatDate.parse(d.onset);
d.death = formatDate.parse(d.death);
d.age = +d.age;
if (d.gender == 'F') {
d.genderCode = 1;
} else if (d.gender == 'M') {
d.genderCode = 2;
} else {
d.genderCode = 0;
}
if (d.onset != null && !isNaN(d.age) && d.gender != null) {
cases.push(d);
// console.log(d.code + ": " + d.age + ", " + d.gender + ", " + d.onset);
}
});
// Create the crossfilter for the relevant dimensions and groups.
var individual = crossfilter(cases),
all = individual.groupAll(),
onsetDate = individual.dimension(function(d) { return d.onset; }),
onsetDates = onsetDate.group(d3.time.week),
gender = individual.dimension(function(d) { return d.genderCode; }),
genders = gender.group(function(d) { return d; }),
death = individual.dimension(function(d) { return (d.death == null ? 1 : 2); }),
deathStates = death.group(function(d) { return d; }),
age = individual.dimension(function(d) { return d.age; }),
ageGroups = age.group(function(d) { return Math.floor(d / 5) * 5; });
// distance = flight.dimension(function(d) { return Math.min(1999, d.distance); }),
// distances = distance.group(function(d) { return Math.floor(d / 50) * 50; });
var charts = [
barChart()
.dimension(onsetDate)
.group(onsetDates)
.round(d3.time.day.round)
.x(d3.time.scale()
.domain([new Date(2012, 0, 1), new Date(2013, 7, 1)])
.rangeRound([0, 10 * 90]))
.filter([new Date(2012, 0, 1), new Date(2013, 7, 1)]),
barChart()
.dimension(age)
.group(ageGroups)
.x(d3.scale.linear()
.domain([0, 100])
.rangeRound([0, 300])),
/*
barChart()
.dimension(gender)
.group(genders)
.x(d3.scale.linear()
.domain([1, 3])
.rangeRound([0, 20])),
barChart()
.dimension(death)
.group(deathStates)
.x(d3.scale.linear()
.domain([1, 2])
.rangeRound([0, 20]))
*/
];
// Given our array of charts, which we assume are in the same order as the
// .chart elements in the DOM, bind the charts to the DOM and render them.
// We also listen to the chart's brush events to update the display.
var chart = d3.selectAll(".chart")
.data(charts)
.each(function(chart) { chart.on("brush", renderAll).on("brushend", renderAll); });
// Render the initial lists.
var list = d3.selectAll(".list")
.data([caseList]);
// Render the total.
d3.selectAll("#total")
.text(formatNumber(individual.size()));
renderAll();
// Renders the specified chart or list.
function render(method) {
d3.select(this).call(method);
}
// Whenever the brush moves, re-rendering everything.
function renderAll() {
chart.each(render);
list.each(render);
d3.select("#active").text(formatNumber(all.value()));
}
// Like d3.time.format, but faster.
function parseDate(d) {
return new Date(2001,
d.substring(0, 2) - 1,
d.substring(2, 4),
d.substring(4, 6),
d.substring(6, 8));
}
window.filter = function(filters) {
filters.forEach(function(d, i) { charts[i].filter(d); });
renderAll();
};
window.reset = function(i) {
charts[i].filter(null);
renderAll();
};
$(document).ready(function(){
$('.death-check').click(function(){
var showAlive = $("#is-alive").is(':checked');
var showDead = $("#is-dead").is(':checked');
death.filterFunction(function(d) {
return ((showAlive && d === 1) ||
(showDead && d === 2) || d === 0);
});
renderAll();
});
$('.gender-check').click(function() {
var showFemale = $("#is-female").is(':checked');
var showMale = $("#is-male").is(':checked');
gender.filterFunction(function(d) {
return ((showFemale && d === 1) ||
(showMale && d === 2) || d === 0);
});
renderAll();
});
});
function caseList(div) {
var casesByDate = nestByDate.entries(onsetDate.top(100));
div.each(function() {
var month = d3.select(this).selectAll(".month")
.data(casesByDate, function(d) { return d.key; });
month.enter().append("div")
.attr("class", "month")
.text(function(d) { return formatMonth(d.values[0].onset); });
month.exit().remove();
var individual = month.order().selectAll(".individual")
.data(function(d) { return d.values; }, function(d) { return d.index; });
var individualEnter = individual.enter().append("div")
.attr("class", "individual");
individualEnter.append("div")
.attr("class", "onset")
.text(function(d) { return formatPrettyDate(d.onset); });
individualEnter.append("div")
.attr("class", "death")
.text(function(d) { return (d.death != null ? formatPrettyDate(d.death) : ""); });
individualEnter.append("div")
.attr("class", "age")
.text(function(d) { return d.age; });
individualEnter.append("div")
.attr("class", "gender")
.text(function(d) { return d.gender; });
individualEnter.append("div")
.attr("class", "country")
.text(function(d) { return d.country; });
individualEnter.append("div")
.attr("class", "city")
.text(function(d) { return d.city; });
individualEnter.append("div")
.attr("class", "notes")
.text(function(d) { return d.notes; });
/*
flightEnter.append("div")
.attr("class", "delay")
.classed("early", function(d) { return d.delay < 0; })
.text(function(d) { return formatChange(d.delay) + " min."; });
*/
individual.exit().remove();
individual.order();
});
}
function barChart() {
if (!barChart.id) barChart.id = 0;
var margin = {top: 10, right: 10, bottom: 20, left: 10},
x,
y = d3.scale.linear().range([100, 0]),
id = barChart.id++,
axis = d3.svg.axis().orient("bottom"),
brush = d3.svg.brush(),
brushDirty,
dimension,
group,
round;
function chart(div) {
var width = x.range()[1],
height = y.range()[0];
y.domain([0, group.top(1)[0].value]);
div.each(function() {
var div = d3.select(this),
g = div.select("g");
// Create the skeletal chart.
if (g.empty()) {
div.select(".title").append("a")
.attr("href", "javascript:reset(" + id + ")")
.attr("class", "reset")
.text("reset")
.style("display", "none");
g = div.append("svg")
.attr("width", width + margin.left + margin.right)
.attr("height", height + margin.top + margin.bottom)
.append("g")
.attr("transform", "translate(" + margin.left + "," + margin.top + ")");
g.append("clipPath")
.attr("id", "clip-" + id)
.append("rect")
.attr("width", width)
.attr("height", height);
g.selectAll(".bar")
.data(["background", "foreground"])
.enter().append("path")
.attr("class", function(d) { return d + " bar"; })
.datum(group.all());
g.selectAll(".foreground.bar")
.attr("clip-path", "url(#clip-" + id + ")");
g.append("g")
.attr("class", "axis")
.attr("transform", "translate(0," + height + ")")
.call(axis);
// Initialize the brush component with pretty resize handles.
var gBrush = g.append("g").attr("class", "brush").call(brush);
gBrush.selectAll("rect").attr("height", height);
gBrush.selectAll(".resize").append("path").attr("d", resizePath);
}
// Only redraw the brush if set externally.
if (brushDirty) {
brushDirty = false;
g.selectAll(".brush").call(brush);
div.select(".title a").style("display", brush.empty() ? "none" : null);
if (brush.empty()) {
g.selectAll("#clip-" + id + " rect")
.attr("x", 0)
.attr("width", width);
} else {
var extent = brush.extent();
g.selectAll("#clip-" + id + " rect")
.attr("x", x(extent[0]))
.attr("width", x(extent[1]) - x(extent[0]));
}
}
g.selectAll(".bar").attr("d", barPath);
});
function barPath(groups) {
var path = [],
i = -1,
n = groups.length,
d;
while (++i < n) {
d = groups[i];
path.push("M", x(d.key), ",", height, "V", y(d.value), "h9V", height);
}
return path.join("");
}
function resizePath(d) {
var e = +(d == "e"),
x = e ? 1 : -1,
y = height / 3;
return "M" + (.5 * x) + "," + y
+ "A6,6 0 0 " + e + " " + (6.5 * x) + "," + (y + 6)
+ "V" + (2 * y - 6)
+ "A6,6 0 0 " + e + " " + (.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);
}
}
brush.on("brushstart.chart", function() {
var div = d3.select(this.parentNode.parentNode.parentNode);
div.select(".title a").style("display", null);
});
brush.on("brush.chart", function() {
var g = d3.select(this.parentNode),
extent = brush.extent();
if (round) g.select(".brush")
.call(brush.extent(extent = extent.map(round)))
.selectAll(".resize")
.style("display", null);
g.select("#clip-" + id + " rect")
.attr("x", x(extent[0]))
.attr("width", x(extent[1]) - x(extent[0]));
dimension.filterRange(extent);
});
brush.on("brushend.chart", function() {
if (brush.empty()) {
var div = d3.select(this.parentNode.parentNode.parentNode);
div.select(".title a").style("display", "none");
div.select("#clip-" + id + " rect").attr("x", null).attr("width", "100%");
dimension.filterAll();
}
});
chart.margin = function(_) {
if (!arguments.length) return margin;
margin = _;
return chart;
};
chart.x = function(_) {
if (!arguments.length) return x;
x = _;
axis.scale(x);
brush.x(x);
return chart;
};
chart.y = function(_) {
if (!arguments.length) return y;
y = _;
return chart;
};
chart.dimension = function(_) {
if (!arguments.length) return dimension;
dimension = _;
return chart;
};
chart.filter = function(_) {
if (_) {
brush.extent(_);
dimension.filterRange(_);
} else {
brush.clear();
dimension.filterAll();
}
brushDirty = true;
return chart;
};
chart.group = function(_) {
if (!arguments.length) return group;
group = _;
return chart;
};
chart.round = function(_) {
if (!arguments.length) return round;
round = _;
return chart;
};
return d3.rebind(chart, brush, "on");
}
});
</script>