The avatar for @mmznrstat
Matthias Mazenauer
Published
Edited
Oct 13, 2020
Fork of Tägliche COVID-19 Fallzahlen im Kanton Zürich: Karten
1 star
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widthNow = d3.min([768, width]);
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maxDate = d3.max(dataPlz, d => d.Date);
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catPlz = distincts(datenPlzTag, "NewConfCases_7days").sort(
(a, b) => 1*a.split('-')[0] - 1*b.split('-')[0]
)
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mapPlz2056 = d3.json("https://raw.githubusercontent.com/openZH/covid_19/master/fallzahlen_plz/PLZ_gen_epsg2056_F_KTZH_2020.json")
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colorInterpolater = d3.interpolateGreens
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generateColorArray = function(n) {
let arr = [];

for (var i = 0; i < n; i++) {
arr.push(colorInterpolater(i / (n - 1)));
}
return arr;
}
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generateColorArray(catPlz.length)
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function ramp(color, n = 256) {
const canvas = DOM.canvas(n, 1);
const context = canvas.getContext("2d");
for (let i = 0; i < n; ++i) {
context.fillStyle = color(i / (n - 1));
context.fillRect(i, 0, 1, 1);
}
return canvas;
}
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yScaleArea = d3.scaleLinear()
.range([height - margin.bottom, margin.top])
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projectionPlz = d3
.geoIdentity()
.reflectY(true)
.fitExtent(
[[padding, padding], mapSize.map(d => d - padding)],
mapPlz2056
)
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pathPlz = d3.geoPath(projectionPlz);
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