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@nezuQ
Created October 20, 2013 13:22
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日本語版Linked Dataクラウド図JSON化サンプル
<!DOCTYPE html>
<meta charset="utf-8">
<html>
<head>
<script type="text/javascript" src="http://d3js.org/d3.v3.js"></script>
<style type="text/css">
.link { stroke: #ccc; }
.nodetext { pointer-events: none; font: 12px; }
</style>
</head>
<body>
<script type="text/javascript">
/*
* [元ネタ]
* 日本語版Linked Dataクラウド図 | Linked Open Data Initiative
* (by Fumihiro Kato)
* http://linkedopendata.jp/?p=411
*/
var w = 960,
h = 500
var svg = d3.select("body").append("svg")
.attr("width" ,w)
.attr("height",h);
var json = {
"groups":{
1:"Industry",
2:"Geographic",
3:"Life Science",
4:"Cross-domain",
5:"Media",
6:"Government",
7:"Publication",
8:"LOD Cloud",
9:"User generated content"
},
"nodes":[
{"name":"DBPedia Japanese","group":6,"openlicence":1},
{"name":"Open DATA METI Statistics","group":4,"openlicence":1},
{"name":"LSJ","group":2,"openlicence":1},
{"name":"PinQA","group":9,"openlicence":0},
{"name":"GeoLOD","group":2,"openlicence":0},
{"name":"Kyoto Manga Museum","group":7,"openlicence":0},
{"name":"VIAF","group":8,"openlicence":1},
{"name":"LC","group":8,"openlicence":1},
{"name":"KAKEN","group":7,"openlicence":0},
{"name":"CiNii","group":7,"openlicence":0},
{"name":"DBPedia","group":8,"openlicence":1},
{"name":"Aozora Bunko","group":8,"openlicence":0},
{"name":"RIHN","group":7,"openlicence":0},
{"name":"NDL Authorities","group":7,"openlicence":0},
{"name":"Geonames","group":8,"openlicence":1},
{"name":"Biomass pedia","group":3,"openlicence":1},
{"name":"LODAC Species","group":3,"openlicence":0},
{"name":"Yokohama Art LOD","group":7,"openlicence":0},
{"name":"Neji LOD","group":1,"openlicence":1},
{"name":"Earthquake Archives Fukushima","group":7,"openlicence":0},
{"name":"WordNet-ja","group":4,"openlicence":0},
{"name":"LODAC Museum","group":7,"openlicence":0},
{"name":"SOCIA","group":5,"openlicence":0},
{"name":"Freebase","group":8,"openlicence":1},
{"name":"Japanese Wikipedia Ontology","group":4,"openlicence":1},
{"name":"save MLAK","group":7,"openlicence":1}
],
"links":[
{"source":0,"target":20,"value":3},
{"source":0,"target":24,"value":5},
{"source":0,"target":24,"value":5},
{"source":0,"target":10,"value":5},
{"source":1,"target":0,"value":1},
{"source":2,"target":3,"value":1},
{"source":2,"target":0,"value":3},
{"source":2,"target":10,"value":1},
{"source":3,"target":0,"value":1},
{"source":4,"target":0,"value":3},
{"source":5,"target":0,"value":3},
{"source":9,"target":8,"value":3},
{"source":10,"target":0,"value":3},
{"source":11,"target":0,"value":1},
{"source":11,"target":13,"value":3},
{"source":12,"target":0,"value":1},
{"source":12,"target":13,"value":1},
{"source":13,"target":6,"value":5},
{"source":13,"target":7,"value":3},
{"source":15,"target":9,"value":1},
{"source":15,"target":0,"value":1},
{"source":15,"target":10,"value":1},
{"source":16,"target":0,"value":3},
{"source":16,"target":10,"value":3},
{"source":16,"target":23,"value":1},
{"source":17,"target":0,"value":1},
{"source":18,"target":0,"value":1},
{"source":19,"target":0,"value":3},
{"source":19,"target":13,"value":3},
{"source":19,"target":14,"value":3},
{"source":20,"target":0,"value":3},
{"source":21,"target":0,"value":3},
{"source":21,"target":17,"value":1},
{"source":21,"target":25,"value":3},
{"source":22,"target":21,"value":5},
{"source":24,"target":16,"value":3},
{"source":24,"target":25,"value":3}
]
}
;
var force = self.force = d3.layout.force()
.nodes(json.nodes)
.links(json.links)
.gravity(.05)
.distance(175)
.charge(-100)
.size([w, h])
.start();
var link = svg.selectAll("line.link")
.data(json.links)
.enter().append("svg:line")
.attr("class", "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; })
.attr("stroke-width", function(d) { return d.value; });
var node_drag = d3.behavior.drag()
.on("dragstart", dragstart)
.on("drag", dragmove)
.on("dragend", dragend);
function dragstart(d, i) {
force.stop()
}
function dragmove(d, i) {
d.px += d3.event.dx;
d.py += d3.event.dy;
d.x += d3.event.dx;
d.y += d3.event.dy;
tick();
}
function dragend(d, i) {
d.fixed = true;
tick();
force.resume();
}
var node = svg.selectAll("g.node")
.data(json.nodes)
.enter().append("g")
.attr("class", "node")
.call(node_drag);
node.append("circle")
.attr("class", "circle")
.attr("fill", "blue")
.attr("stroke", "black")
.attr("stroke-width", 4)
.attr("r", 8);
node.append("text")
.attr("class", "nodetext")
.attr("dx", 12)
.attr("dy", 3)
.text(function(d) { return d.name });
force.on("tick", tick);
function tick() {
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>
</body>
</html>
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