The avatar for @drio
drio
Builder of things.
Public
Edited
Dec 17, 2023
Fork of Map and Zoom Earth I
Insert cell
Insert cell
Insert cell
{
const svg = d3
.select(DOM.svg(width, height))
.style("width", "100%")
.style("height", "auto");

const g = svg.append("g");

var zoom = d3.zoom().scaleExtent([1, 16]).on("zoom", zoomed);

function zoomed() {
g.attr("transform", d3.event.transform);
}

svg.call(zoom);

g.append("path")
.datum(land)
.attr("d", path)
.attr("class", "land")
.attr("stroke", "black")
.attr("fill", "white");

return svg.node();
}
Insert cell
Insert cell
Insert cell
Insert cell
Insert cell
projection = d3
.geoNaturalEarth1()
.fitExtent([[0, 0], [width, height]], { type: "Sphere" })
.precision(0.1)
Insert cell
Insert cell
Insert cell
path = d3.geoPath().projection(projection)
Insert cell
world = d3.json(await require.resolve("world-atlas@1/world/50m.json"))
Insert cell
land = topojson.merge(world, world.objects.countries.geometries.filter(d => d.id !== "010"))
Insert cell

One platform to build and deploy the best data apps

Experiment and prototype by building visualizations in live JavaScript notebooks. Collaborate with your team and decide which concepts to build out.
Use Observable Framework to build data apps locally. Use data loaders to build in any language or library, including Python, SQL, and R.
Seamlessly deploy to Observable. Test before you ship, use automatic deploy-on-commit, and ensure your projects are always up-to-date.
Learn more