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@danbri /README.md forked from fabiovalse/README.md
Last active Sep 7, 2016

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Schema.org hierarchy Sunburst
body {
font-family: 'Open Sans', sans-serif;
margin: auto;
position: relative;
width: 960px;
}
svg {
background: #FFF;
}
form {
position: absolute;
right: 10px;
top: 10px;
}
.legendItem {
fill: #fff;
font-size: 13px;
}
text {
text-anchor: middle;
fill: #666;
}
<!DOCTYPE HTML>
<html>
<head>
<meta charset="UTF-8">
<script src="http://d3js.org/d3.v3.min.js"></script>
<link type="text/css" href="index.css" rel="stylesheet"/>
<title>schema.org Sunburst</title>
</head>
<body>
<script type="text/javascript" src="index.js"></script>
</body>
</html>
var width = 960,
height = 600,
radius = Math.min(width, height) / 2,
colors = {'Person': '#E14E5F', 'Organization': '#A87621', 'Place': '#43943E', 'CreativeWork': '#AC5CC4', 'Intangible': '#2E99A0',
'Action': '#2986EC', 'MedicalEntity': '#999900', 'Event': '#ffdd55' },
colorOpacity = 0.7;
var svg = d3.select("body").append("svg")
.attr("width", width)
.attr("height", height)
.append("g")
.attr("transform", "translate(" + width / 2 + "," + height / 2.1 + ") scale(1.05)")
.call(d3.behavior.zoom().scaleExtent([1, 12]).on("zoom", zoom))
.append("g");
function zoom() {
svg.attr("transform", "translate(" + d3.event.translate + ")scale(" + d3.event.scale + ")");
}
var partition = d3.layout.partition()
.size([2 * Math.PI, radius * radius])
.value(function(d) { return d.size; });
var arc = d3.svg.arc()
.startAngle(function(d) { return d.x; })
.endAngle(function(d) { return d.x + d.dx; })
.innerRadius(function(d) { return Math.sqrt(d.y); })
.outerRadius(function(d) { return Math.sqrt(d.y + d.dy); });
var text = svg.append("text")
.attr("x", 0)
.attr("y", 0)
.attr("dy", "0.35em");
getColor = function(d) {
var flag;
if (d.name === "Thing") {
return '#7E7F7E';
} else if (d.name in colors) {
return colors[d.name];
} else {
flag = '#7E7F7E';
while (d.parent.name !== "Thing") {
if (d.parent.name in colors) {
flag = colors[d.parent.name];
break;
} else {
d = d.parent;
}
}
return flag;
}
};
drawLegend();
thousand_sep_format = d3.format(',');
du = 'http://schema.org/docs/tree.jsonld'
// du = 'http://sdo-phobos.appspot.com/docs/tree.jsonld'
// du = 'http://wafi.iit.cnr.it/webvis/tmp/schema.org.json' // http://bl.ocks.org/fabiovalse/63fba792a7922d03243a
d3.json(du, function(error, root) {
getSize(root);
// console.log("getsize of " + root["name"]);
root = {"name": root.name, "size": root.size, "children": [root]};
function getSize(d) {
if (d["children"] && d.children.length === 0) {
d.size = 1;
return 1;
} else if (!d["children"]) { // e.g. SomeProducts, no children.
d.size = 1; // other code had children=[] in this case
return 1;
} else {
// console.log("Else: "+d["name"] + d["children"])
var sum = 0;
if (d.children) {
d.children.forEach(function(c) { sum += getSize(c); });
}
d.size = sum;
return d.size;
}
return d;
}
var path = svg.datum(root).selectAll("path")
.data(partition.nodes)
.enter().append("path")
.attr("display", function(d) { return d.depth ? null : "none"; }) // hide inner ring
.attr("d", arc)
.style("stroke", "#fff")
.style("fill", function(d) { return getColor(d); })
.style("opacity", colorOpacity)
.on("mouseover", mouseover)
.on("mouseout", mouseout);
function mouseover(d) {
var percentage = (100 * d.size / root.size).toPrecision(3);
text.html("<tspan style='font-size: 30px' x=0 dy='-20'>" + thousand_sep_format(d.size) + "</tspan><tspan style='font-size: 15px' x=0 dy='25'>" + d.name + "</tspan><tspan style='font-size: 30px' x=0 dy='35'>" + percentage + "%</tspan>");
d3.selectAll("path")
.filter(function(d1) { return d === d1; })
.style("opacity", 0.5);
}
function mouseout(d) {
text.html("");
d3.selectAll("path")
.filter(function(d1) { return d === d1; })
.style("opacity", colorOpacity);
}
});
d3.select(self.frameElement).style("height", height + "px");
function drawLegend() {
var li = {
w: 85, h: 30, s: 3, r: 3
};
var legend = svg.append("g")
.attr("transform", function(d, i) {
return "translate(" + (width/2 - li.w*1.3) + "," + (height/2 - li.h*Object.keys(colors).length*1.2) + ")";
});
var g = legend.selectAll("g")
.data(d3.entries(colors))
.enter().append("svg:g")
.attr("transform", function(d, i) {
return "translate(0," + (i * (li.h + li.s)) + ")";
});
g.append("svg:rect")
.attr("rx", li.r)
.attr("ry", li.r)
.attr("width", li.w)
.attr("height", li.h)
.style("opacity", colorOpacity)
.style("fill", function(d) { return d.value; });
g.append("svg:text")
.attr("x", li.w / 2)
.attr("y", li.h / 2)
.attr("dy", "0.35em")
.attr("text-anchor", "middle")
.classed("legendItem", true)
.text(function(d) { return d.key; });
}
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