2020-10-06 13:08:17 +02:00
|
|
|
<!DOCTYPE html>
|
|
|
|
|
<meta charset="utf-8">
|
|
|
|
|
<style>
|
|
|
|
|
|
|
|
|
|
.link {
|
|
|
|
|
stroke: #ccc;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
.node text {
|
|
|
|
|
pointer-events: none;
|
2020-10-14 18:08:44 +02:00
|
|
|
font: 15px sans-serif;
|
2020-10-06 13:08:17 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
</style>
|
|
|
|
|
<body>
|
|
|
|
|
<script src="//d3js.org/d3.v3.min.js"></script>
|
|
|
|
|
<script>
|
|
|
|
|
|
|
|
|
|
var width = 960,
|
|
|
|
|
height = 500
|
|
|
|
|
|
|
|
|
|
var svg = d3.select("body").append("svg")
|
|
|
|
|
.attr("width", width)
|
|
|
|
|
.attr("height", height);
|
|
|
|
|
|
|
|
|
|
var force = d3.layout.force()
|
|
|
|
|
.gravity(0.05)
|
|
|
|
|
.distance(100)
|
|
|
|
|
.charge(-100)
|
|
|
|
|
.size([width, height]);
|
|
|
|
|
|
|
|
|
|
d3.json("test.json", function(error, json) {
|
|
|
|
|
if (error) throw error;
|
|
|
|
|
|
|
|
|
|
force
|
|
|
|
|
.nodes(json.nodes)
|
|
|
|
|
.links(json.links)
|
|
|
|
|
.start();
|
|
|
|
|
|
|
|
|
|
var link = svg.selectAll(".link")
|
|
|
|
|
.data(json.links)
|
|
|
|
|
.enter().append("line")
|
|
|
|
|
.attr("class", "link");
|
|
|
|
|
|
|
|
|
|
var node = svg.selectAll(".node")
|
|
|
|
|
.data(json.nodes)
|
|
|
|
|
.enter().append("g")
|
|
|
|
|
.attr("class", "node")
|
|
|
|
|
.call(force.drag);
|
|
|
|
|
|
|
|
|
|
node.append("image")
|
|
|
|
|
.attr("xlink:href", "circle.png")
|
|
|
|
|
.attr("x", -8)
|
|
|
|
|
.attr("y", -8)
|
|
|
|
|
.attr("width", 16)
|
|
|
|
|
.attr("height", 16);
|
|
|
|
|
|
|
|
|
|
node.append("text")
|
|
|
|
|
.attr("dx", 12)
|
|
|
|
|
.attr("dy", ".35em")
|
|
|
|
|
.text(function(d) { return d.name });
|
|
|
|
|
|
|
|
|
|
force.on("tick", function() {
|
|
|
|
|
link.attr("x1", function(d) { return d.source.x; })
|
|
|
|
|
.attr("y1", function(d) { return d.source.y; })
|
|
|
|
|
.attr("x2", function(d) { return d.target.x; })
|
|
|
|
|
.attr("y2", function(d) { return d.target.y; });
|
|
|
|
|
|
|
|
|
|
node.attr("transform", function(d) { return "translate(" + d.x + "," + d.y + ")"; });
|
|
|
|
|
});
|
|
|
|
|
});
|
|
|
|
|
|
|
|
|
|
</script>
|
