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RobinL/.block

Last active September 15, 2017 12:50
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sankey experiment 1
Raw
.block
license: mit
Raw
index.html
<!DOCTYPE html>
<head>
<meta charset="utf-8">
<script src="https://d3js.org/d3.v4.min.js"></script>
<script src="https://unpkg.com/d3-sankey"></script>
<style>
body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; }
</style>
</head>
<body>
<div id="chart"></div>
<script>
// Feel free to change or delete any of the code you see in this editor!
var margin = {top: 10, right: 10, bottom: 10, left: 10},
width = 700 - margin.left - margin.right,
height = 300 - margin.top - margin.bottom;
var nodes = [
{"name": "Source1"},
{"name": "Source2"},
{"name": "Source3"},
{"name": "Server1"},
{"name": "Server2"},
{"name": "Analyst1"},
{"name": "Analyst2"},
];
var links = [
{"source": "Source1", "target": "Server1", "value": 10},
{"source": "Source2", "target": "Server1", "value" : 10},
{"source": "Source3", "target": "Server1", "value" : 10},
{"source": "Source1", "target": "Server2", "value" : 10},
{"source": "Source2", "target": "Server2", "value" : 10},
{"source": "Server1", "target": "Analyst1", "value" : 10},
{"source": "Server2", "target": "Analyst2", "value" : 10},
];
var graph = {"nodes": nodes, "links" : links}
var svg = d3.select("#chart").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 + ")");
var sankey = d3.sankey()
.nodeWidth(36)
.nodePadding(40)
.size([width, height])
.nodeId(function(d) {return d.name})
var link = svg.append("g")
.attr("class", "links")
.attr("fill", "none")
.attr("stroke", "#000")
.attr("stroke-opacity", 0.2)
.selectAll("path");
var node = svg.append("g")
.attr("class", "nodes")
.attr("font-family", "sans-serif")
.attr("font-size", 10)
.selectAll("g");
sankey(graph)
link = link
.data(graph.links)
.enter().append("path")
.attr("d", d3.sankeyLinkHorizontal())
.attr("stroke-width", function(d) { return Math.max(1, d.width); });
link.append("title")
.text(function(d) { return d.source.name + " → " + d.target.name + "\n" + d.value; });
node = node
.data(graph.nodes)
.enter().append("g");
node.append("rect")
.attr("x", function(d) { return d.x0; })
.attr("y", function(d) { return d.y0; })
.attr("height", function(d) { return d.y1 - d.y0; })
.attr("width", function(d) { return d.x1 - d.x0; })
.attr("fill", function(d) { return color(d.name.replace(/ .*/, "")); })
.attr("stroke", "#000");
node.append("text")
.attr("x", function(d) { return d.x0 - 6; })
.attr("y", function(d) { return (d.y1 + d.y0) / 2; })
.attr("dy", "0.35em")
.attr("text-anchor", "end")
.text(function(d) { return d.name; })
.filter(function(d) { return d.x0 < width / 2; })
.attr("x", function(d) { return d.x1 + 6; })
.attr("text-anchor", "start");
node.append("title")
.text(function(d) { return d.name + "\n" + format(d.value); });
</script>
</body>
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