var arrayData = {
label: ["Basic", "Plus", "Lite", "Elite", "Delux", "Oops", "Uh Oh"],
value: [1, 2, 3, 4, 5],
color: d3.schemeSet1
};
// Takes an object, where all values are arrays. Returns an object with each value's length
const getLengths = arrayObj => R.map(R.length, arrayObj);
// Takes an object of lenghts, returns the minimum
const getMinOfObject = lengthObj => R.reduce(R.min, Number.MAX_VALUE, R.values(lengthObj));
// const getMinLength = R.pipe( getLengths, getMinOfObject );
const getIndexes = R.pipe( getLengths, getMinOfObject, R.range(0));
// Given an object with arrays as values, and an index, returns an object with the values at the nth position
const getNth = R.curry( (arrayObj, n) => R.map( R.nth(n), arrayObj ) );
function zipArrays( arrayObj ) {
var indexes = getIndexes(arrayObj);
return R.map(getNth(arrayObj), indexes);
}
// const zipArrays = R.chain(getNth, getIndexes);
var list = zipArrays(arrayData);
console.log(list);
var salesData=[
{label:"Basic", value: 1, color:"#e41a1c"},
{label:"Plus", value: 2, color:"#e41a1c"},
{label:"Lite", value: 3, color:"#4daf4a"},
{label:"Elite", value: 4, color:"#984ea3"},
{label:"Delux", value: 5, color:"#ff7f00"}
];
R.equals(list, salesData);
// ================ Show the Results ================ //
// Display the differences
$('#before').JSONView(arrayData);
$('#after').JSONView(list);
// Code for 3D Donut Chart from http://bl.ocks.org/NPashaP/9994181
var Donut3D={};
function pieTop(d, rx, ry, ir ){
if(d.endAngle - d.startAngle == 0 ) return "M 0 0";
var sx = rx*Math.cos(d.startAngle),
sy = ry*Math.sin(d.startAngle),
ex = rx*Math.cos(d.endAngle),
ey = ry*Math.sin(d.endAngle);
var ret =[];
ret.push("M",sx,sy,"A",rx,ry,"0",(d.endAngle-d.startAngle > Math.PI? 1: 0),"1",ex,ey,"L",ir*ex,ir*ey);
ret.push("A",ir*rx,ir*ry,"0",(d.endAngle-d.startAngle > Math.PI? 1: 0), "0",ir*sx,ir*sy,"z");
return ret.join(" ");
}
function pieOuter(d, rx, ry, h ){
var startAngle = (d.startAngle > Math.PI ? Math.PI : d.startAngle);
var endAngle = (d.endAngle > Math.PI ? Math.PI : d.endAngle);
var sx = rx*Math.cos(startAngle),
sy = ry*Math.sin(startAngle),
ex = rx*Math.cos(endAngle),
ey = ry*Math.sin(endAngle);
var ret =[];
ret.push("M",sx,h+sy,"A",rx,ry,"0 0 1",ex,h+ey,"L",ex,ey,"A",rx,ry,"0 0 0",sx,sy,"z");
return ret.join(" ");
}
function pieInner(d, rx, ry, h, ir ){
var startAngle = (d.startAngle < Math.PI ? Math.PI : d.startAngle);
var endAngle = (d.endAngle < Math.PI ? Math.PI : d.endAngle);
var sx = ir*rx*Math.cos(startAngle),
sy = ir*ry*Math.sin(startAngle),
ex = ir*rx*Math.cos(endAngle),
ey = ir*ry*Math.sin(endAngle);
var ret =[];
ret.push("M",sx, sy,"A",ir*rx,ir*ry,"0 0 1",ex,ey, "L",ex,h+ey,"A",ir*rx, ir*ry,"0 0 0",sx,h+sy,"z");
return ret.join(" ");
}
function getPercent(d){
return (d.endAngle-d.startAngle > 0.2 ?
Math.round(1000*(d.endAngle-d.startAngle)/(Math.PI*2))/10+'%' : '');
}
Donut3D.transition = function(id, data, rx, ry, h, ir){
function arcTweenInner(a) {
var i = d3.interpolate(this._current, a);
this._current = i(0);
return function(t) { return pieInner(i(t), rx+0.5, ry+0.5, h, ir); };
}
function arcTweenTop(a) {
var i = d3.interpolate(this._current, a);
this._current = i(0);
return function(t) { return pieTop(i(t), rx, ry, ir); };
}
function arcTweenOuter(a) {
var i = d3.interpolate(this._current, a);
this._current = i(0);
return function(t) { return pieOuter(i(t), rx-.5, ry-.5, h); };
}
function textTweenX(a) {
var i = d3.interpolate(this._current, a);
this._current = i(0);
return function(t) { return 0.6*rx*Math.cos(0.5*(i(t).startAngle+i(t).endAngle)); };
}
function textTweenY(a) {
var i = d3.interpolate(this._current, a);
this._current = i(0);
return function(t) { return 0.6*rx*Math.sin(0.5*(i(t).startAngle+i(t).endAngle)); };
}
var _data = d3.pie().sort(null).value(function(d) {return d.value;})(data);
d3.select("#"+id).selectAll(".innerSlice").data(_data)
.transition().duration(750).attrTween("d", arcTweenInner);
d3.select("#"+id).selectAll(".topSlice").data(_data)
.transition().duration(750).attrTween("d", arcTweenTop);
d3.select("#"+id).selectAll(".outerSlice").data(_data)
.transition().duration(750).attrTween("d", arcTweenOuter);
d3.select("#"+id).selectAll(".percent").data(_data).transition().duration(750)
.attrTween("x",textTweenX).attrTween("y",textTweenY).text(getPercent);
}
Donut3D.draw=function(id, data, x /*center x*/, y/*center y*/,
rx/*radius x*/, ry/*radius y*/, h/*height*/, ir/*inner radius*/){
var _data = d3.pie().sort(null).value(function(d) {return d.value;})(data);
var slices = d3.select("#"+id).append("g").attr("transform", "translate(" + x + "," + y + ")")
.attr("class", "slices");
slices.selectAll(".innerSlice").data(_data).enter().append("path").attr("class", "innerSlice")
.style("fill", function(d) { return d3.hsl(d.data.color).darker(0.7); })
.attr("d",function(d){ return pieInner(d, rx+0.5,ry+0.5, h, ir);})
.each(function(d){this._current=d;});
slices.selectAll(".topSlice").data(_data).enter().append("path").attr("class", "topSlice")
.style("fill", function(d) { return d.data.color; })
.style("stroke", function(d) { return d.data.color; })
.attr("d",function(d){ return pieTop(d, rx, ry, ir);})
.each(function(d){this._current=d;});
slices.selectAll(".outerSlice").data(_data).enter().append("path").attr("class", "outerSlice")
.style("fill", function(d) { return d3.hsl(d.data.color).darker(0.7); })
.attr("d",function(d){ return pieOuter(d, rx-.5,ry-.5, h);})
.each(function(d){this._current=d;});
slices.selectAll(".percent").data(_data).enter().append("text").attr("class", "percent")
.attr("x",function(d){ return 0.65*rx*Math.cos(0.5*(d.startAngle+d.endAngle));})
.attr("y",function(d){ return 0.65*ry*Math.sin(0.5*(d.startAngle+d.endAngle));})
.text(getPercent).each(function(d){this._current=d;});
}
var svg = d3.select("#donutChart").append("g").attr("id", "salesDonut");
Donut3D.draw("salesDonut", list, 250, 250, 250, 120, 80, 0.4);
View Compiled
