mirror of
https://github.com/ntop/ntopng.git
synced 2026-04-30 07:59:35 +00:00
88 lines
2.3 KiB
PHP
88 lines
2.3 KiB
PHP
var width = 960, height = 500, arrow_size = 8;
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var color = d3.scale.category10();
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color["proc"] = "#aec7e2";
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color["host"] = "#ccc";
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var force = d3.layout.force()
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.nodes(d3.values(nodes))
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.links(links)
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.size([width, height])
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.linkDistance(120) // Arc length
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.charge(-400)
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.on("tick", tick)
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.start();
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var svg = d3.select("#chart").append("svg")
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.attr("width", width)
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.attr("height", height);
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// Per-type markers, as they don't inherit styles.
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svg.append("defs").selectAll("marker")
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.data(["proc2proc", "proc2host", "host2proc", "host2host"])
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.enter().append("marker")
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.attr("id", function(d) { return d; })
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.attr("viewBox", "0 -5 10 10")
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.attr("refX", 15)
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.attr("refY", -1.5)
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.attr("markerWidth", arrow_size).attr("markerHeight", arrow_size)
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.attr("orient", "auto")
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.append("path")
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.attr("d", "M0,-5L10,0L0,5");
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var path = svg.append("g").selectAll("path")
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.data(force.links())
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.enter().append("path")
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.attr("class", function(d) { return "link " + d.type; })
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.attr("marker-end", function(d) { return "url(#" + d.type + ")"; });
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var circle = svg.append("g").selectAll("circle")
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.data(force.nodes())
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.enter().append("circle")
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.attr("r", 8) /* Radius */
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.style("fill", function(d) { return color[d.type]; })
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.call(force.drag)
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.on("dblclick", function(d) {
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window.location.href = d.link;
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} );
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// Circle label
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var text = svg.append("g").selectAll("text")
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.data(force.nodes())
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.enter().append("text")
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.attr("x", 12)
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.attr("y", ".31em")
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.text(function(d) { if(d.pid > 0)
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return(d.name+" [pid "+d.pid+"]"); // Process
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else {
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if(d.name == d.num)
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s = d.name;
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else
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s = d.name+" ["+d.num+"]";
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if(d.num_procs) s = s + " ("+d.num_procs+" process)";
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return(s);
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}
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});
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// Use elliptical arc path segments to doubly-encode directionality.
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function tick() {
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path.attr("d", linkArc);
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circle.attr("transform", transform);
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text.attr("transform", transform);
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}
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function linkArc(d) {
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var dx = d.target.x - d.source.x,
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dy = d.target.y - d.source.y,
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dr = Math.sqrt(dx * dx + dy * dy);
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return "M" + d.source.x + "," + d.source.y + "A" + dr + "," + dr + " 0 0,1 " + d.target.x + "," + d.target.y;
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}
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function transform(d) {
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return "translate(" + d.x + "," + d.y + ")";
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}
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});
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</script>
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