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@ABSegler
Forked from mbostock/.block
Last active August 29, 2015 14:06
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A planar layout of hierarchical edge bundling, as opposed to the radial version. Not sure I would recommend this version; it feels less effective at bundling edges.

<!DOCTYPE html>
<meta charset="utf-8">
<style>
.node {
font: 10px sans-serif;
}
.link {
stroke: steelblue;
stroke-opacity: .4;
fill: none;
}
</style>
<body>
<script src="http://d3js.org/d3.v3.min.js"></script>
<script>
var margin = {top: 10, right: 140, bottom: 10, left: -400},
width = 960 - margin.left - margin.right,
height = 2400 - margin.top - margin.bottom;
var cluster = d3.layout.cluster()
.size([height, width])
.sort(function(a, b) { return d3.ascending(a.name, b.name); })
.value(function(d) { return d.size; });
var bundle = d3.layout.bundle();
var line = d3.svg.line()
.interpolate("bundle")
.tension(.85)
.x(function(d) { return d.y; })
.y(function(d) { return d.x; });
var svg = d3.select("body").append("svg")
.attr("width", width + margin.left + margin.right)
.attr("height", height + margin.top + margin.bottom)
.append("g")
.attr("transform", "translate(" + margin.left + "," + margin.top + ")");
d3.json("/mbostock/raw/1044242/readme-flare-imports.json", function(error, classes) {
var nodes = cluster.nodes(packages.root(classes)),
links = packages.imports(nodes);
svg.selectAll(".link")
.data(bundle(links))
.enter().append("path")
.attr("class", "link")
.attr("d", line);
svg.selectAll(".node")
.data(nodes.filter(function(n) { return !n.children; }))
.enter().append("g")
.attr("class", "node")
.attr("transform", function(d) { return "translate(" + d.y + "," + d.x + ")"; })
.append("text")
.attr("dx", 8)
.attr("dy", ".31em")
.text(function(d) { return d.key; });
});
d3.select(self.frameElement).style("height", height + margin.top + margin.bottom + "px");
var packages = {
// Lazily construct the package hierarchy from class names.
root: function(classes) {
var map = {};
function find(name, data) {
var node = map[name], i;
if (!node) {
node = map[name] = data || {name: name, children: []};
if (name.length) {
node.parent = find(name.substring(0, i = name.lastIndexOf(".")));
node.parent.children.push(node);
node.key = name.substring(i + 1);
}
}
return node;
}
classes.forEach(function(d) {
find(d.name, d);
});
return map[""];
},
// Return a list of imports for the given array of nodes.
imports: function(nodes) {
var map = {},
imports = [];
// Compute a map from name to node.
nodes.forEach(function(d) {
map[d.name] = d;
});
// For each import, construct a link from the source to target node.
nodes.forEach(function(d) {
if (d.imports) d.imports.forEach(function(i) {
imports.push({source: map[d.name], target: map[i]});
});
});
return imports;
}
};
</script>
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