D3 Examples - Where Graduates Go: Computer Science & Engineering

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<!DOCTYPE html>
<html lang="en">
    <head>
        <meta charset="utf-8">
        <title>Where Graduates Go?</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: orange;
            }
            
            .axis path,
            .axis line {
                fill: none;
                stroke: black;
                shape-rendering: crispEdges;
            }
            
            .axis text {
                font-family: sans-serif;
                font-size: 11px;
            }
​
        </style>
    </head>
    <body>
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        <h1>Where Graduates Go: Computer Science and Engineering</h1>
​
        <p>Mouseover the dots to see which fields they end up in</p>
​
        <script type="text/javascript">     
​
​
            var w = 700;
            var h = 600;
            var padding = [ 20, 10, 30, 120 ];  //Top, right, bottom, left
​
​
​
            var xScale = d3.scale.linear()
                                .range([ padding[3], w -padding[1]]);
            
            var yScale = d3.scale.linear()
                                .range([ padding[0], h - padding[2] ]);
​
​
​
            var xAxis = d3.svg.axis()
                            .scale(xScale)
                            .orient("bottom")
                            .ticks(5);
​
            var yAxis = d3.svg.axis()
                            .scale(yScale)
                            .orient("left")
                            .tickFormat(function(d){return d});
​
​
​
            var svg = d3.select("body")
                        .append("svg")
                        .attr("width", w)
                        .attr("height", h);
​
​
​
            d3.csv("wherework.csv", function(data) {
​
                data.sort(function(a, b) {
                    return d3.descending(+a.compmathstats, +b.compmathstsats);
                });
​
                xScale.domain([ 0, d3.max(data, function(d){
                    return +d.compmathstats ;
                }) ]);
​
                yScale.domain([ d3.max(data, function(d) {
                    return +d.Engineering;
                }),0 ]);
​
                var circles = svg.selectAll("circle")
                                .data(data)
                                .enter()
                                .append("circle");
​
                circles.attr("cx", function(d){
                             return xScale(d.compmathstats);})
                    .attr("cy", function(d) {
                        return yScale(d.Engineering);
                    })
                    .attr("r", 0.1)
                    .attr("fill", "steelblue")
                    .append("title")
                    .text(function(d) {
                        d.compmathstats + " Computer, Stats, or Math Majors and" + d.Engineering + "Engineering Majors become" + return d.field ; 
                    });
​
                circles.sort(function(a,b){return d3.ascending(+a.compmathstats, +b.Engineering);
                                          })
                    .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]) + ")")
                    .call(xAxis);
​
                svg.append("g")
                    .attr("class", "y axis")
                    .attr("transform", "translate(" + padding[3] + ",0)")
                    .call(yAxis);
​
            });
​
​
        </script>
​
    </body>
</html>
    