96 lines
2.9 KiB
JavaScript
96 lines
2.9 KiB
JavaScript
function draw_graph(suffix) {
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var width = window.innerWidth;
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var height = window.innerHeight;
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var fill = d3.scale.category20();
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var graph_elem = document.getElementById("graph_svg");
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if (graph_elem) {
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graph_elem.remove();
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}
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var svg = d3.select("#graph_container").append("svg")
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.attr("id", "graph_svg")
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.attr("width", width)
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.attr("height", height)
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.attr("version", "1.1")
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.attr("xmlns", "http://www.w3.org/2000/svg")
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.attr("xmlns:xlink", "http://www.w3.org/1999/xlink")
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.call(d3.behavior.zoom().on("zoom", function () {
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svg.attr("transform", "scale(" + d3.event.scale + ")")
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}));
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var force = d3.layout.force()
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.gravity(0.25)
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.charge(-1200)
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//.gravity(0)
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//.charge(0)
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.linkDistance(150)
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.size([width, height]);
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var voronoi = d3.geom.voronoi()
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.x(function(d) { return d.x; })
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.y(function(d) { return d.y; })
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.clipExtent([[0, 0], [width, height]]);
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d3.json("graphs/graph" + suffix + ".json", function(error, json) {
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if (error) throw error;
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force
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.nodes(json.nodes)
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.links(json.links)
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.start();
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var link = svg.selectAll(".link")
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.data(json.links)
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.enter().append("line")
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.attr("class", function(d) { return "link " + d.source.index + " " + d.target.index; });
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var node = svg.selectAll(".node")
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.data(json.nodes)
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.enter().append("g")
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.attr("class", "node")
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.attr("id", function(d) { return d.id; })
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.style("text-shadow", function(d) { return "2px 2px 4px" + d.color; })
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.call(force.drag);
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var circle = node.append("circle")
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.attr("r", 5)
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.style("stroke", function(d) { return d.color; })
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.attr("class", "circle");
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var hov_circle = node.append("circle")
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.attr("r", 15)
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.attr("class", "cell")
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var id_link = node.append("a")
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.attr("xlink:href", function(d) { return "https://amboss.space/node/" + d.id; })
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.attr("target", "_blank");
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var label = id_link.append("text")
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.attr("dy", ".35em")
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.text(function(d) { return d.name; });
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force.on("tick", function() {
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link
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.attr("x1", function(d) { return d.source.x; })
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.attr("y1", function(d) { return d.source.y; })
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.attr("x2", function(d) { return d.target.x; })
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.attr("y2", function(d) { return d.target.y; });
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circle
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.attr("cx", function(d) { return d.x; })
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.attr("cy", function(d) { return d.y; });
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hov_circle
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.attr("cx", function(d) { return d.x; })
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.attr("cy", function(d) { return d.y; });
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label
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.attr("x", function(d) { return d.x + 8; })
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.attr("y", function(d) { return d.y; });
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});
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});
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}
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draw_graph("_full");
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