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index.html
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<!DOCTYPE html>
<meta charset="utf-8">
<style>
.link {
fill: none;
stroke: #666;
stroke-width: 1.5px;
}
#suggest {
fill: red;
}
<!-- .link.suggest {
stroke: red;
} -->
.link.resolved {
stroke-dasharray: 0,2 1;
stroke: blue;
}
circle {
fill: #ccc;
stroke: #333;
stroke-width: 1.5px;
}
/* Add highlight to circle. Also need to pick which circles*/
.circle.
.d3-tip {
line-height: 1;
font-weight: bold;
padding: 12px;
background: rgba(0, 0, 0, 0.8);
color: #fff;
border-radius: 2px;
}
/* Creates a small triangle extender for the tooltip */
.d3-tip:after {
display: inline;
font-size: 10px;
width: 100%;
line-height: 1;
color: rgba(0, 0, 0, 0.8);
content: "\25BC";
position: absolute;
text-align: center;
}
/* Style northward tooltips differently */
.d3-tip.n:after {
margin: -1px 0 0 0;
top: 100%;
left: 0;
}
text {
font: 10px sans-serif;
pointer-events: none;
text-shadow: 0 1px 0 #fff, 1px 0 0 #fff, 0 -1px 0 #fff, -1px 0 0 #fff;
}
</style>
<!-- <link rel="stylesheet" href="../Tools/tipsy/src/stylesheets/tipsy.css" type="text/css">
<script type="text/javascript" src="../Tools/jquery/jquery-2.1.4.min.js"></script>
<script type="text/javascript" src="../Tools/tipsy/src/javascripts/jquery.tipsy.js"></script>
-->
<body>
<script src="https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.6/d3.min.js" charset="utf-8"></script>
<script>
/*
Need to add title as tooltip
*/
var links = [
{source: "1", target: "2", type: "cites"},
{source: "4", target: "3", type: "cites"},
{source: "4", target: "2", type: "cites"},
{source: "2", target: "3", type: "cites"},
{source: "1", target: "7", type: "cites"}
];
var nodes = {};
var recidMap = {
};
var linkSample = {};
// LOAD JSON DATA you (probably) construct with python scripts.
var sample1 = d3.json("sample_1.json",function(data) {
data.forEach(function(paper) {
paper.references.forEach(function(reference) {
links.push({source: paper.recid, target: reference, type: "cites"} );
});
});
console.log(links.length);
});
console.log(links.length)
/*
var sample2 = d3.json("sample_2.json",function(data) {
links.add([sample2]);
});
*/
// Compute the distinct nodes from the links.
links.forEach(function(link) {
link.source = nodes[link.source] || (nodes[link.source] = {name: link.source});
link.target = nodes[link.target] || (nodes[link.target] = {name: link.target});
});
var width = 960,
height = 500;
var force = d3.layout.force()
.nodes(d3.values(nodes))
.links(links)
.size([width, height])
.linkDistance(60)
.charge(-300)
.on("tick", tick)
.start();
var svg = d3.select("body").append("svg")
.attr("width", width)
.attr("height", height);
// Per-type markers, as they don't inherit styles.
svg.append("defs").selectAll("marker")
.data(["cites", "suggest", "resolved"])
.enter().append("marker")
.attr("id", function(d) { return d; })
.attr("viewBox", "0 -5 10 10")
.attr("refX", 15)
.attr("refY", -1.5)
.attr("markerWidth", 6)
.attr("markerHeight", 6)
.attr("orient", "auto")
.append("path")
.attr("d", "M0,-5L10,0L0,5");
var path = svg.append("g").selectAll("path")
.data(force.links())
.enter().append("path")
.attr("class", function(d) { return "link " + d.type; })
.attr("marker-end", function(d) { return "url(#" + d.type + ")"; });
var circle = svg.append("g").selectAll("circle")
.data(force.nodes())
.enter().append("circle")
.attr("r", 6)
.call(force.drag);
var text = svg.append("g").selectAll("text")
.data(force.nodes())
.enter().append("text")
.attr("x", 8)
.attr("y", ".31em")
.text(function(d) { return d.name; });
// Use elliptical arc path segments to doubly-encode directionality.
function tick() {
path.attr("d", linkArc);
circle.attr("transform", transform);
text.attr("transform", transform);
}
function linkArc(d) {
var dx = d.target.x - d.source.x,
dy = d.target.y - d.source.y,
dr = Math.sqrt(dx * dx + dy * dy);
return "M" + d.source.x + "," + d.source.y + "A" + dr + "," + dr + " 0 0,1 " + d.target.x + "," + d.target.y;
}
function transform(d) {
return "translate(" + d.x + "," + d.y + ")";
}
</script>