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Plot.plot({
margin: 0,
padding: 0,
projection: "albers",
fy: {interval: "10 years"},
marks: [
Plot.geo(statemesh, {strokeOpacity: 0.2}),
Plot.geo(nation),
Plot.geo(walmarts, {fy: "date", r: 1.5, fill: "blue", tip: true, title: "date"}),
Plot.axisFy({frameAnchor: "top", dy: 30, tickFormat: (d) => `${d.getUTCFullYear()}’s`})
]
})
walmarts = ({
type: "FeatureCollection",
features: (await FileAttachment("walmarts.tsv").tsv({typed: true})).map((d) => ({
type: "Feature",
properties: {date: d.date},
geometry: {type: "Point", coordinates: [d.longitude, d.latitude]}
}))
})
us = FileAttachment("us-counties-10m.json").json()
statemesh = topojson.mesh(us, us.objects.states)
nation = topojson.feature(us, us.objects.nation)
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Experiment and prototype by building visualizations in live JavaScript notebooks. Collaborate with your team and decide which concepts to build out.
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Seamlessly deploy to Observable. Test before you ship, use automatic deploy-on-commit, and ensure your projects are always up-to-date.