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index_figure.html
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<!DOCTYPE html>
<meta charset="utf-8">
<style>
.node circle {
fill: #fff;
stroke: pink;
stroke-width: 5px;
style:fill;
}
.node text {
font: 22px sans-serif;
}
.node--internal circle {
fill: #555;
stroke: steelblue;
stroke-width: 5px;
}
.node--internal text {
font: 21px sans-serif;
font-weight: bold;
}
.link {
fill: none;
stroke: #ccc;
stroke-width: 1.5px;
opacity: 0.6;
}
</style>
<svg width="1480" height="1280"></svg>
<script src="https://d3js.org/d3.v4.min.js"></script>
<script>
var svg = d3.select("svg"),
width = +svg.attr("width"),
height = +svg.attr("height"),
g = svg.append("g").attr("transform", "translate(" + (width / 2 + 40) + "," + (height / 2 + 90) + ")");
var stratify = d3.stratify()
.parentId(function(d) { return d.id.substring(0, d.id.lastIndexOf(".")); });
var tree = d3.tree()
.size([360, 500])
.separation(function(a, b) { return (a.parent == b.parent ? 1 : 2) / a.depth; });
d3.csv("figure.csv", function(error, data) {
if (error) throw error;
var root = tree(stratify(data));
var link = g.selectAll(".link")
.data(root.descendants().slice(1))
.enter().append("path")
.attr("class", "link")
.attr("d", function(d) {
return "M" + project(d.x, d.y)
+ "C" + project(d.x, (d.y + d.parent.y) / 2)
+ " " + project(d.parent.x, (d.y + d.parent.y) / 2)
+ " " + project(d.parent.x, d.parent.y);
});
var node = g.selectAll(".node")
.data(root.descendants())
.enter().append("g")
.attr("class", function(d) { return "node" + (d.children ? " node--internal" : " node--leaf"); })
.attr("transform", function(d) { return "translate(" + project(d.x, d.y) + ")"; });
node.append("circle")
.attr("r", 2.5);
node.append("text")
.attr("dy", ".31em")
.attr("x", function(d) { return d.x < 180 === !d.children ? 6 : -6; })
.style("text-anchor", function(d) { return d.x < 180 === !d.children ? "start" : "end"; })
.attr("transform", function(d) { return "rotate(" + (d.x < 180 ? d.x - 90 : d.x + 90) + ")"; })
.text(function(d) { return d.id.substring(d.id.lastIndexOf(".") + 1); });
});
function project(x, y) {
var angle = (x - 90) / 180 * Math.PI, radius = y;
return [radius * Math.cos(angle), radius * Math.sin(angle)];
}
</script>