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@jakl
Forked from mbostock/.block
Last active December 18, 2015 16:19
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{
"name": "flare",
"children": [
{
"name": "analytics",
"children": [
{
"name": "cluster",
"children": [
{"name": "AgglomerativeCluster", "size": 3938},
{"name": "CommunityStructure", "size": 3812}
]
},
{
"name": "graph",
"children": [
{"name": "BetweennessCentrality", "size": 3534}
]
}
]
},
{
"name": "animate",
"children": [
{"name": "Easing", "size": 17010},
{"name": "FunctionSequence", "size": 5842},
{
"name": "interpolate",
"children": [
{"name": "ArrayInterpolator", "size": 1983}
]
},
{"name": "ISchedulable", "size": 1041},
{"name": "TransitionEvent", "size": 1116}
]
}
]
}
.node rect {
cursor: pointer;
fill: #fff;
fill-opacity: .5;
stroke: #3182bd;
stroke-width: 1.5px;
}
.node text {
font: 10px sans-serif;
pointer-events: none;
}
path.link {
fill: none;
stroke: #9ecae1;
stroke-width: 1.5px;
}
#cat {
width: 99%;
}
<head>
<script type="text/javascript" src="http://d3js.org/d3.v2.js"></script>
<link rel="stylesheet" type="text/css" href='index.css'</link>
</head>
<body>
<input type='text' id='cat'>
<div id="chart"></div>
<script src='index.js'></script>
</body>
var w = 960,
h = 800,
i = 0,
barHeight = 20,
barWidth = w * .8,
duration = 400,
root;
var tree = d3.layout.tree()
.size([h, 100]);
var diagonal = d3.svg.diagonal()
.projection(function(d) { return [d.y, d.x]; });
var vis = d3.select("#chart").append("svg:svg")
.attr("width", w)
.attr("height", h)
.append("svg:g")
.attr("transform", "translate(20,30)");
d3.json("flare.json", function(json) {
json.x0 = 0;
json.y0 = 0;
update(root = json);
});
function update(source) {
// Compute the flattened node list. TODO use d3.layout.hierarchy.
var nodes = tree.nodes(root);
// Compute the "layout".
nodes.forEach(function(n, i) {
n.x = i * barHeight;
});
// Update the nodes…
var node = vis.selectAll("g.node")
.data(nodes, function(d) { return d.id || (d.id = ++i); });
var nodeEnter = node.enter().append("svg:g")
.attr("class", "node")
.attr("transform", function(d) { return "translate(" + source.y0 + "," + source.x0 + ")"; })
.style("opacity", 1e-6);
// Enter any new nodes at the parent's previous position.
nodeEnter.append("svg:rect")
.attr("y", -barHeight / 2)
.attr("height", barHeight)
.attr("width", barWidth)
.style("fill", color)
.on("click", click);
nodeEnter.append("svg:text")
.attr("dy", 3.5)
.attr("dx", 5.5)
.text(function(d) { return d.name; });
// Transition nodes to their new position.
nodeEnter.transition()
.duration(duration)
.attr("transform", function(d) { return "translate(" + d.y + "," + d.x + ")"; })
.style("opacity", 1);
node.transition()
.duration(duration)
.attr("transform", function(d) { return "translate(" + d.y + "," + d.x + ")"; })
.style("opacity", 1)
.select("rect")
.style("fill", color);
// Transition exiting nodes to the parent's new position.
node.exit().transition()
.duration(duration)
.attr("transform", function(d) { return "translate(" + source.y + "," + source.x + ")"; })
.style("opacity", 1e-6)
.remove();
// Update the links…
var link = vis.selectAll("path.link")
.data(tree.links(nodes), function(d) { return d.target.id; });
// Enter any new links at the parent's previous position.
link.enter().insert("svg:path", "g")
.attr("class", "link")
.attr("d", function(d) {
var o = {x: source.x0, y: source.y0};
return diagonal({source: o, target: o});
})
.transition()
.duration(duration)
.attr("d", diagonal);
// Transition links to their new position.
link.transition()
.duration(duration)
.attr("d", diagonal);
// Transition exiting nodes to the parent's new position.
link.exit().transition()
.duration(duration)
.attr("d", function(d) {
var o = {x: source.x, y: source.y};
return diagonal({source: o, target: o});
})
.remove();
// Stash the old positions for transition.
nodes.forEach(function(d) {
d.x0 = d.x;
d.y0 = d.y;
});
}
// Toggle children on click.
function click(d) {
if (d.children) {
d._children = d.children;
d.children = null;
} else {
d.children = d._children;
d._children = null;
}
update(d);
setCat(d);
}
function setCat(d) {
cat = document.querySelector('#cat');
cat.value = d.name;
parent = d.parent;
while(!!parent){
cat.value = parent.name + '_' + cat.value;
parent = parent.parent;
}
}
function color(d) {
return d._children ? "#3182bd" : d.children ? "#c6dbef" : "#fd8d3c";
}
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