Example illustrating the use d3-force-cluster.
forked from ericsoco's block: d3-force-cluster I
forked from karthiir's block: d3-force-cluster I
| license: mit |
Example illustrating the use d3-force-cluster.
forked from ericsoco's block: d3-force-cluster I
forked from karthiir's block: d3-force-cluster I
| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <title>d3-force-cluster</title> | |
| </head> | |
| <body> | |
| <script src="https://d3js.org/d3.v4.min.js"></script> | |
| <script src="https://unpkg.com/d3-force-cluster@latest"></script> | |
| <script> | |
| var width = 960, | |
| height = 500, | |
| padding = 1.5, // separation between same-color nodes | |
| clusterPadding = 6, // separation between different-color nodes | |
| maxRadius = 8; | |
| var n = 200, // total number of nodes | |
| m = 10; // number of distinct clusters | |
| var color = d3.scaleSequential(d3.interpolateRainbow) | |
| .domain(d3.range(m)); | |
| // The largest node for each cluster. | |
| var clusters = new Array(m); | |
| var nodes = d3.range(n).map(function () { | |
| var i = Math.floor(Math.random() * m), | |
| r = Math.sqrt((i + 1) / m * -Math.log(Math.random())) * maxRadius, | |
| d = { | |
| cluster: i, | |
| radius: r, | |
| x: Math.cos(i / m * 2 * Math.PI) * 150 + width / 2 + Math.random(), | |
| y: Math.sin(i / m * 2 * Math.PI) * 150 + height / 2 + Math.random() | |
| }; | |
| if (!clusters[i] || (r > clusters[i].radius)) clusters[i] = d; | |
| return d; | |
| }); | |
| var simulation = d3.forceSimulation() | |
| // keep entire simulation balanced around screen center | |
| .force('center', d3.forceCenter(width/2, height/2)) | |
| // cluster by section | |
| .force('cluster', d3.forceCluster() | |
| .centers(function (d) { return clusters[d.cluster]; }) | |
| .strength(0.5)) | |
| // apply collision with padding | |
| .force('collide', d3.forceCollide(function (d) { return d.radius + padding; })) | |
| .on('tick', layoutTick) | |
| .nodes(nodes); | |
| var svg = d3.select('body').append('svg') | |
| .attr('width', width) | |
| .attr('height', height); | |
| var node = svg.selectAll('circle') | |
| .data(nodes) | |
| .enter().append('circle') | |
| .style('fill', function (d) { return color(d.cluster/10); }); | |
| function layoutTick (e) { | |
| node | |
| .attr('cx', function (d) { return d.x; }) | |
| .attr('cy', function (d) { return d.y; }) | |
| .attr('r', function (d) { return d.radius; }); | |
| } | |
| </script> | |
| </body> | |
| </html> |
| ���� Exif II* �� Ducky < |