<!DOCTYPE html>
<
html
>
<
head
>
<
script
src
=
</
script
>
</
head
>
<
body
>
<
div
style="width:300px;
height:300px;">
<
center
>
<
h1
style
=
"color:green"
>
GeeksforGeeks
</
h1
>
<
h2
>
pie.sort()
</
h2
>
<
h3
>Sorting values: </
h3
>
</
center
>
<
svg
width
=
"300"
height
=
"250"
>
</
svg
>
<
button
>Click Me</
button
>
</
div
>
<
script
>
// Data to be added in the pie chart
var data = [
{ "value": 11, "property": "dp1" },
{ "value": 12, "property": "bp2" },
{ "value": 32, "property": "ap3" },
{ "value": 14, "property": "np4" },
{ "value": 5, "property": "fp5" },
{ "value": 16, "property": "gp6" }
]
// Selecting SVG using d3.select()
var svg = d3.select("svg");
// Creating Pie generator
var pie = d3.pie()
// Use of pie.value() Function
.value((d) => { return d.value })
(data);
function upadtePie() {
// Creating Pie generator
var pie = 0
var pie = d3.pie()
.value((d) => { return d.value })
// Using the pie.sort() Function
.sort(function (a, b) {
return b.value > a.value;
})
(data);
// Creating arc
var arc = d3.arc()
.innerRadius(50)
.outerRadius(100);
let g = svg.append("g")
.attr("transform", "translate(150,120)");
// Grouping different arcs
var arcs = g.selectAll("arc")
.data(pie)
.enter()
.append("g");
// Appending path
arcs.append("path")
.attr("fill", (data, i) => {
return d3.schemeSet2[i];
})
.attr("d", arc);
arcs.append("text")
.attr("transform", (d) => {
return "translate(" +
arc.centroid(d) + ")";
})
.text(function (d) {
return d.value;
});
}
let btn = document.querySelector("button")
btn.addEventListener("click", upadtePie);
// Creating arc
var arc = d3.arc()
.innerRadius(50)
.outerRadius(100);
let g = svg.append("g")
.attr("transform", "translate(150,120)");
// Grouping different arcs
var arcs = g.selectAll("arc")
.data(pie)
.enter()
.append("g");
// Appending path
arcs.append("path")
.attr("fill", (data, i) => {
return d3.schemeSet2[i];
})
.attr("d", arc);
arcs.append("text")
.attr("transform", (d) => {
return "translate(" +
arc.centroid(d) + ")";
})
.text(function (d) {
return d.value;
});
</
script
>
</
body
>
</
html
>