lesson10.1 / lissa nnn

Published

Edited

Nov 30, 2020

md`# lesson10.1`

import {vl} from '@vega/vega-lite-api'

import {chinaVSusa} from "@glebtr/vega-start"

chinavsusa = {

const brush =

vl.selectInterval()

let China = vl.markLine()

.select(brush)

.title("Выбросы углерода по годам")

.width(500)

.encode(

vl.color().fieldN("country").title("Страна").scale({range: ["#FF4500" , "#4169E1"]}),

vl.x().fieldT("Data").title(false),

vl.y().sum("value").title("Количество выбросов").axis({format: "f",nice: true}),

vl.tooltip().fieldQ("value")

)

let Range = vl.markLine()

.select(brush)

.transform({filter: brush})

.title("Выбросы углерода по диапазону")

.width(500)

.encode(

vl.color().fieldN("country").title("Страна").scale({range: ["#FF4500" , "#4169E1"]}),

vl.x().fieldT("Data").title("").axis({labelAngle: 0}),

vl.y().sum("value").title(false),

vl.tooltip().fieldQ("value"),

)

return vl.vconcat(China , Range)

.data(chinaVSusa)

.transform({fold: ["Китай" , "США"] , as: ["country" , "value"]})

.render({renderer: "svg"})

;

}

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