import { fitClamped } from "@thi.ng/math/fit" ; import { mapIndexed } from "@thi.ng/transducers/map-indexed" ; import { str } from "@thi.ng/transducers/str" ; export interface SparklineOpts { /**
     * Sparkline width
     * Default: 50
     */ width : number ; /**
     * Sparkline height
     * Default: 16
     */ height : number ; /**
     * Min domain value.
     * Default: 0
     */ min : number ; /**
     * Max domain value.
     * Default: 100
     */ max : number ; /**
     * Sparkline CSS color
     * Default: red
     */ col : string ; /**
     * Radius of sparkline head marker circle.
     * Default: 1.5
     */ r : number ; } param _ param opts param vals export const sparkline = ( _ , _opts , vals ) => { const opts = { min : 0 , max : 100 , width : 50 , height : 16 , col : "red" , r : 1.5 , ... _opts , } ; const n = vals . length ; const s = opts . width / n ; const r = opts . r ; const h = opts . height - r ; return [ "svg" , { width : opts . width + 2 * r , height : opts . height , stroke : opts . col , fill : "none" , } , [ "polyline" , { points : str ( "," , mapIndexed ( ( i , y ) => [ ( i * s ) | 0 , fitClamped ( y , opts . min , opts . max , h , r ) | 0 , ] , 0 , vals ) ) , } , ] , [ "circle" , { cx : ( ( n - 1 ) * s ) | 0 , cy : fitClamped ( vals [ n - 1 ] , opts . min , opts . max , h , r ) | 0 , r , fill : opts . col , } , ] , ] ; } ;