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@StudioLE

StudioLE/.block

Forked from mbostock/.block
Last active Apr 15, 2018
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Hive Plot (Links)
license: gpl-3.0
d3.hive={},d3.hive.link=function(){function t(t,s){var u,h=a(r,this,t,s),i=a(n,this,t,s);h.a>i.a&&(u=i,i=h,h=u),i.a-h.a>Math.PI&&(h.a+=2*Math.PI);var e=h.a+(i.a-h.a)/3,c=i.a-(i.a-h.a)/3;return h.r0-h.r1||i.r0-i.r1?"M"+Math.cos(h.a)*h.r0+","+Math.sin(h.a)*h.r0+"L"+Math.cos(h.a)*h.r1+","+Math.sin(h.a)*h.r1+"C"+Math.cos(e)*h.r1+","+Math.sin(e)*h.r1+" "+Math.cos(c)*i.r1+","+Math.sin(c)*i.r1+" "+Math.cos(i.a)*i.r1+","+Math.sin(i.a)*i.r1+"L"+Math.cos(i.a)*i.r0+","+Math.sin(i.a)*i.r0+"C"+Math.cos(c)*i.r0+","+Math.sin(c)*i.r0+" "+Math.cos(e)*h.r0+","+Math.sin(e)*h.r0+" "+Math.cos(h.a)*h.r0+","+Math.sin(h.a)*h.r0:"M"+Math.cos(h.a)*h.r0+","+Math.sin(h.a)*h.r0+"C"+Math.cos(e)*h.r1+","+Math.sin(e)*h.r1+" "+Math.cos(c)*i.r1+","+Math.sin(c)*i.r1+" "+Math.cos(i.a)*i.r1+","+Math.sin(i.a)*i.r1}function a(t,a,r,n){var e=t.call(a,r,n),c=+("function"==typeof s?s.call(a,e,n):s)+i,o=+("function"==typeof u?u.call(a,e,n):u),M=u===h?o:+("function"==typeof h?h.call(a,e,n):h);return{r0:o,r1:M,a:c}}var r=function(t){return t.source},n=function(t){return t.target},s=function(t){return t.angle},u=function(t){return t.radius},h=u,i=-Math.PI/2;return t.source=function(a){return arguments.length?(r=a,t):r},t.target=function(a){return arguments.length?(n=a,t):n},t.angle=function(a){return arguments.length?(s=a,t):s},t.radius=function(a){return arguments.length?(u=h=a,t):u},t.startRadius=function(a){return arguments.length?(u=a,t):u},t.endRadius=function(a){return arguments.length?(h=a,t):h},t};
<!DOCTYPE html>
<meta charset="utf-8">
<style>
.link {
fill: none;
stroke-width: 1.5px;
}
.axis, .node {
stroke: #000;
stroke-width: 1.5px;
}
</style>
<body>
<script src="//d3js.org/d3.v4.min.js"></script>
<script src="d3.hive.min.js"></script>
<script>
var width = 960,
height = 500,
innerRadius = 40,
outerRadius = 240;
var angle = d3.scalePoint().domain(d3.range(4)).range([0, 2 * Math.PI]),
radius = d3.scaleLinear().range([innerRadius, outerRadius]),
color = d3.scaleOrdinal(d3.schemeCategory10).domain(d3.range(20));
var nodes = [
{x: 0, y: .1},
{x: 0, y: .9},
{x: 1, y: .2},
{x: 1, y: .3},
{x: 2, y: .1},
{x: 2, y: .8}
];
var links = [
{source: nodes[0], target: nodes[2]},
{source: nodes[1], target: nodes[3]},
{source: nodes[2], target: nodes[4]},
{source: nodes[2], target: nodes[5]},
{source: nodes[3], target: nodes[5]},
{source: nodes[4], target: nodes[0]},
{source: nodes[5], target: nodes[1]}
];
var svg = d3.select("body").append("svg")
.attr("width", width)
.attr("height", height)
.append("g")
.attr("transform", "translate(" + width / 2 + "," + height / 2 + ")");
svg.selectAll(".axis")
.data(d3.range(3))
.enter().append("line")
.attr("class", "axis")
.attr("transform", function(d) { return "rotate(" + degrees(angle(d)) + ")"; })
.attr("x1", radius.range()[0])
.attr("x2", radius.range()[1]);
svg.selectAll(".link")
.data(links)
.enter().append("path")
.attr("class", "link")
.attr("d", d3.hive.link()
.angle(function(d) { return angle(d.x); })
.radius(function(d) { return radius(d.y); }))
.style("stroke", function(d) { return color(d.source.x); });
svg.selectAll(".node")
.data(nodes)
.enter().append("circle")
.attr("class", "node")
.attr("transform", function(d) { return "rotate(" + degrees(angle(d.x)) + ")"; })
.attr("cx", function(d) { return radius(d.y); })
.attr("r", 5)
.style("fill", function(d) { return color(d.x); });
function degrees(radians) {
return radians / Math.PI * 180 - 90;
}
</script>
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