The avatar for @palewire
Ben Welsh
News Applications Editor, Reuters
Published
Edited
Dec 21, 2018
Importers
10 stars
Maps and other mappy things
<canvas> world map with transparencyInteractive locator mapSWANA population mapBlack and Latino U.S. population sharesU.S. households without Internet accessEarthquake intensity mapPlug-and-Play Bubble Map: U.S. statesIowa base mapMapBox Static API Playground: Custom Style EditionSouthern California base mapLos Angeles County base mapLos Angeles County Countywide Statistical AreasDorling cartogram of Iowa county populationsSpike map of Iowa county populationsBase maps for all 58 California countiesCalifornia COVID-19 regionsSouthern California base mapCalifornia counties base mapNewport Beach, CaliforniaDraggable globeDo you live in an area at risk of wildfires?Regional maps of California buildings in fire hazard zones
California buildings in severe fire hazard zones
California in MercatorLoad d3 data incrementally using a sorted valueThe Inglewood InventoryInterrupted Mollweide HemispheresLos Angeles County 2018 election precincts“The Georgia Negro: A Social Study” by W.E.B. Du BoisMapbox geocoder example
Also listed in…
California fire zones
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formatTick = v => metric == 'in_pct' ? percent(v) : intcomma(roundHundred(v))
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percent = v => (v*100).toFixed(1) + "%"
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intcomma = d3.format(",")
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roundHundred = v => Math.round(v/100)*100
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legendBreaks = color.range().map(c => {
var d = color.invertExtent(c);
if (d[0] == null) d[0] = 1;
return d;
})
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legendAxis = d3.axisBottom(legendScale)
.tickSize(13)
.tickValues(color.domain())
.ticks(breaks)
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legendScale = d3.scaleLinear()
.domain(d3.extent(hexes.features.map(d => d.properties[metric])))
.range([0, width*0.66]);
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color = d3.scaleThreshold()
.domain(ckMeansGroups.map(d => d3.min(d)))
.range(d3.schemeReds[breaks])
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ckMeansGroups = ss.ckmeans(hexes.features.map(d => d.properties[metric]), breaks)
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path = d3.geoPath().projection(projection)
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projection = d3.geoMercator()
.center([-118.75, 37.5])
.scale((1 << 19) / (40 * Math.PI))
.translate([width / 2, height / 2])
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height = 900
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state = {
const url = "https://gist.githubusercontent.com/palewire/e001c971f2cab1664168658caa7536da/raw/state.json";
const r = await d3.json(url);
return topojson.feature(r, r.objects["state"]).features[0];
}
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hexes = {
const r = await d3.json(hexConfig.url);
const layer = topojson.feature(r, r.objects[hexConfig.name]);
return {
type: "FeatureCollection",
features: layer.features.filter(d => d.properties[metric] >= minimum)
};
}
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hexConfig = {
return {
Big: {
name: "big-hexes-with-analysis",
url: "https://gist.githubusercontent.com/palewire/a57662d364a131bc4d17ca436cc4e20b/raw/big-hexes-with-analysis.json"
},
Small: {
name: "small-hexes-with-analysis",
url: "https://gist.githubusercontent.com/palewire/37354699bc3855ccf5e1b48eff6fc146/raw/small-hexes-with-analysis.json"
}
}[hexSize];
}
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minimum = {
return {
in_zone: 10,
in_pct: 0.01,
total: 1
}[metric]
}
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