Module 6 - Measels Immunization Coverage Line chart

<!DOCTYPE html>
<html lang="en">
	<head>
		<meta charset="utf-8">
		<title>Measels Project</title>
		<script type="text/javascript" src="https://d3js.org/d3.v3.js"></script>
		<style type="text/css">
			
			body {
				background-color: white;
				font-family: Helvetica, Arial, sans-serif;
			}

h1 {
				font-size: 24px;
				margin: 0;
			}

p {
				font-size: 14px;
				margin: 10px 0 0 0;
			}

svg {
				background-color: white;
			}

circle:hover {
				fill: purple;
			}
			
            path {
				stroke: gray;
				stroke-width: 1;
			}

g.highlight path {
				stroke: red;
				stroke-width: 2;
			}
            
			.axis path,
			.axis line {
				fill: none;
				stroke: black;
                stroke-width: 1;
				shape-rendering: crispEdges;
			}
			
			.axis text {
				font-family: sans-serif;
				font-size: 11px;
			}

</style>
	</head>
	<body>

<h1>Measels Immunization Coverage</h1>

<p>WHO Western European Measels Immunization coverage amongst 1 year olds for the period 1993-2013, percentage by country. Source: <a href="https://apps.who.int/gho/data/node.main.A826?lang=en">WHO</a></p>

var w = 1200;
			var h = 700;
			var padding = [ 20, 10, 50, 100 ];  //Top, right, bottom, left

var dateFormat = d3.time.format("%Y");

var xScale = d3.time.scale()
								.range([ padding[3], w - padding[1] - padding[3] ]);
			
			var yScale = d3.scale.linear()
								.range([ padding[0], h - padding[2] ]);

//Configure axis generators
			var xAxis = d3.svg.axis()
							.scale(xScale)
							.orient("bottom")
							.ticks(20)
							.tickFormat(function(d) {
								return dateFormat(d);
							});

var yAxis = d3.svg.axis()
							.scale(yScale)
							.orient("left")
                            .ticks(20)
							.tickFormat(function(d) {
								return d + "%";
							});

var line = d3.svg.line()
				.x(function(d) {
					return xScale(dateFormat.parse(d.year));
				})
				.y(function(d) {
					return yScale(+d.amount);
				});

var svg = d3.select("body")
						.append("svg")
						.attr("width", w)
						.attr("height", h);

d3.csv("measelsimmunizationcoverages.csv", function(data) {
                
                var years = ["1993", "1994", "1995", "1996", "1997", "1998", "1999", "2000", "2001", "2002", "2003", "2004", "2005", "2006", "2007", "2008", "2009", "2010", "2011", "2012", "2013"];
                
                var dataset = [];
                
                for (var i = 0; i < data.length; i++) {
                    
                    dataset[i] = {
						country: data[i].COUNTRY,
						percentage: []
					};
                    
                    for (var j = 0; j < years.length; j++) {
                        
                        if (data[i][years[j]]) {
                            
                            dataset[i].percentage.push({
								year: years[j],
								amount: data[i][years[j]]
                            });
						}

}

xScale.domain([ 
					d3.min(years, function(d) {
						return dateFormat.parse(d);
					}),
					d3.max(years, function(d) {
						return dateFormat.parse(d);
					})
				]);

yScale.domain([ 
					d3.max(dataset, function(d) {
						return d3.max(d.percentage, function(d) {
							return +d.amount;
						});
					}),
					d3.min(dataset, function(d) {
						return d3.min(d.percentage, function(d) {
							return +d.amount;
                        });
					}),
				]);
                                
                var groups = svg.selectAll("g")
					.data(dataset)
					.enter()
					.append("g")
					.classed("highlight", function(d) {

if (d.country == "Britain") {
							return true;
						} else {
							return false;
						}

});
                
                groups.append("title")
					.text(function(d) {
						return d.country;
					});
                
                groups.selectAll("path")
					.data(function(d) {
						return [ d.percentage ];
					})
					.enter()
					.append("path")
					.attr("class", "line")
					.attr("d", line)
					.attr("fill", "none")
					.attr("stroke-width", 2);

//var circles = svg.selectAll("circle")
								//.data(data)
								//.enter()
								//.append("circle");

//circles.attr("cx", function(d) {
					//	return xScale(d.pct2000);
				//	})
				//	.attr("cy", function(d) {
				//		return yScale(d.pct2013);
				//	})
				//	.attr("r", 0.1)
				//	.attr("fill", "red")
				//	.append("title")
				//	.text(function(d) {
				//		return d.COUNTRY + "'s measels immunization coverage among 1 year olds for the year 2000 is " + d.pct2000 + "% and for 2013 is " + d.pct2013 + "%";
				//	});

//circles.sort(function(a, b) {
				//		return d3.ascending(+a.pct2000, +b.pct2000);
				//	})
				//	.transition()
				//	.delay(function(d, i) {
				//		return i * 50;
				//	})
				//	.duration(2000)
				//	.attr("r", 4);

svg.append("g")
					.attr("class", "x axis")
					.attr("transform", "translate(0," + (h - padding[2] + 10) + ")")
					.call(xAxis);

svg.append("g")
					.attr("class", "y axis")
					.attr("transform", "translate(" + (padding[3] - 10) + ",0)")
					.call(yAxis);

});

</script>

</body>
</html>

Modified http://d3js.org/d3.v3.js to a secure url

https://d3js.org/d3.v3.js