intro-d3/unicorns.html at master · promptinprod/intro-d3 · GitHub

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<!DOCTYPE html>
<head>
    <meta charset="utf-8">
    <title>Unicorns</title>
    <script type="text/javascript" src="src/d3.v3.js"></script>
    <script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.3/jquery.min.js"></script>
<style>
    #chart{font-family:Tahoma;}
    #chart circle:hover{cursor:pointer;}
    #box-info{background:#F9F9F9;position:fixed;left:0;bottom:0;width:auto;height:auto;padding:10px;}
</style>
</head>

<body>
    <div id="box-info"></div>
    <svg id="chart"></svg>
<script>
var diameter = 600,
    format = d3.format(",d"),
    color = d3.scale.category20();

var bubble = d3.layout.pack()
                .sort(null)
                .size([diameter, diameter])
                .padding(10);

var svg = d3.select("#chart")
            .attr("width", diameter)
            .attr("height", diameter)

d3.json('data/unicorns.json', function(err, data){

    var node = svg.selectAll(".node")
                .data(bubble.nodes(classes(data))
                .filter(function(d) { return !d.children; }))
                .enter()
                .append("g")
                    .attr("class", "node")
                    .attr("transform", function(d) {
                        return "translate(" + d.x + "," + d.y + ")";
                    });

    node.append("circle")
        .attr("r", function(d) { return d.r; })
        .style("fill", function(d) { return color(d.className); })
        .on("mouseover", function(d) {
            d3.select(this)
                .transition()
                    .duration(200)
                    .ease("linear")
                    .style("opacity", .5)
                    .attr("r", function(d){ return d.r * 1.5; });
            d3.select(this.parentNode)
                .select(".name")
                .style("font-size", function(d) { return (d.r*1.5)/3 })
        })
        .on("mouseout", function(d) {
            d3.select(this)
                .transition()
                    .duration(200)
                    .ease("linear")
                    .style("opacity", 1)
                    .attr("r", function(d){ return d.r; });
        })
        .on("click", function(d){
            getCrunchBaseData(d);
        });

    node.append("text")
        .attr("class","name")
        .attr("dy", "0em")
        .style("font-size", function(d) { return d.r/3 })
        .style("text-anchor", "middle")
        .text(function(d) { return d.className.substring(0, d.r); });

/*
    node.append("text")
        .attr("dy", "1.3em").attr("class", "price")
        .style("display","none").style("font-size", "10px").style("text-anchor", "middle")
        .text(function(d) { return "$" + format(d.value)});
*/
});

function classes(root) {
    var classes = [];
    function recurse(name, node) {
        if (node.children)
            node.children.forEach(function(child) { recurse(node.name, child); });
        else
            classes.push({packageName: name, className: node.name, value: node.price, date: node.date});
  }

  recurse(null, root);
  return {children: classes};

} d3.select(self.frameElement).style("height", diameter + "px");

/* Get CrunchBase data */
function getCrunchBaseData(d){
    var url = "https://api.crunchbase.com/v/2/organization/" + d.className + "?user_key=97a568c71b70e32aec1f13ed4128dd57";
    $.ajax({
        url: url,
        type: 'GET',
        dataType : 'jsonp'

    }).done(function(data) {
        var year = data['data']['properties']['founded_on_year'],
            url = data["data"]["properties"]["homepage_url"],
            tagline = data['data']['properties']['short_description'];

        d3.select("#box-info")
            .html("Nom: " + d.className + "<br/>Valuation: $" + format(d.value) + "<br/>Date: " + year + "<br/> Site: " + url + "<br/> Tagline: " + tagline);
    });
}

</script>
</body>