The avatar for @jupaneira
jupaneira
Data Engineer with interest in Data Visualization using D3.js
Published
Edited
Jul 16, 2022
Fork of Bogotá climate spiral fit for 2021
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theta = d3.scaleUtc()
.domain([Date.UTC(0, 0, 1), Date.UTC(1, 0, 1) - 1])
.range([0, 2 * Math.PI])
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r = d3.scaleLinear()
.domain([0, 30])
.range([innerRadius, outerRadius])
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data.map(d => d.anomaly).reduce((a,b) => Math.min(a,b))
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d3.schemeBlues
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d3.schemeBlues[9].slice(2)
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radialColour = (context, alpha=1) => {
let interpolateColScheme = d3.interpolateRgbBasis(d3.schemeBlues[9].slice(2))
let colour = d3.scaleDiverging(interpolateColScheme)
.domain([1, 15, 30])
let grd = context.createRadialGradient(0,0, r(colour.domain()[0]), 0, 0, r(colour.domain()[2]))
let stops = 50
for (let i = 0; i <= stops; i ++){
let stop = i/stops;
grd.addColorStop(stop, d3.color(interpolateColScheme(stop)).copy({opacity:alpha}))
}

return grd
}
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url = FileAttachment("temp.csv")
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