index.js
import { select, json, geoPath, geoNaturalEarth1 } from 'd3';
import { feature } from 'topojson';
const svg = select('svg');
const projection = geoNaturalEarth1();
const pathGenerator = geoPath().projection(projection);
svg.append('path')
.attr('class', 'sphere')
.attr('d', pathGenerator({type: 'Sphere'}));
json('https://unpkg.com/world-atlas@1.1.4/world/110m.json')
.then(data => {
const countries = feature(data, data.objects.countries);
svg.selectAll('path').data(countries.features)
.enter().append('path')
.attr('class', 'country')
.attr('d', pathGenerator);
});
