Press n or j to go to the next uncovered block, b, p or k for the previous block.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 20x 1x 1x 1x 1x 1x 1x 19x 19x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 20x 20x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 20x 20x 20x 20x 20x 20x 20x 20x 20x 20x 1x 1x 19x 19x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x | import * as React from "react" import { computed } from "mobx" import { observer } from "mobx-react" import { scaleLinear } from "d3-scale" import { bind } from "decko" import { max, keyBy } from "../../clientUtils/Util" import { ScaleLinear } from "d3-scale" enum BarState { highlighted = "highlighted", current = "current", normal = "normal", faint = "faint", } export interface SparkBarsProps<T> { data: T[] x: (d: T) => number y: (d: T) => number | undefined xDomain: [number, number] currentX?: number highlightedX?: number renderValue?: (d: T | undefined) => JSX.Element | undefined onHover?: (d: T | undefined, index: number | undefined) => void className?: string color?: string } export interface SparkBarsDatum { time: number value: number } @observer export class SparkBars<T> extends React.Component<SparkBarsProps<T>> { static defaultProps = { onHover: (): undefined => undefined, className: "spark-bars", } @computed get maxY(): number | undefined { return max(this.bars.map((d) => (d ? this.props.y(d) ?? 0 : 0))) } @computed get barHeightScale(): ScaleLinear<number, number> { const maxY = this.maxY return scaleLinear() .domain([0, maxY !== undefined && maxY > 0 ? maxY : 1]) .range([0, 1]) } @bind barHeight(d: T | undefined): string { if (d !== undefined) { const value = this.props.y(d) if (value !== undefined) { const ratio = this.barHeightScale(value) return `${ratio * 100}%` } } return "0%" } @bind barState(d: number): BarState { if (d === this.props.highlightedX) return BarState.highlighted if (d === this.props.currentX) return BarState.current if (this.props.highlightedX !== undefined) return BarState.faint return BarState.normal } @computed get bars(): (T | undefined)[] { const indexed = keyBy(this.props.data, this.props.x) const [start, end] = this.props.xDomain const result = [] for (let i = start; i <= end; i++) { result.push(indexed[i]) } return result } render(): JSX.Element { return ( <div className={this.props.className} onMouseLeave={() => this.props.onHover?.(undefined, undefined)} > {this.bars.map((d, i) => ( <div key={i} className="bar-wrapper" onMouseEnter={() => this.props.onHover?.(d, i)} > {this.props.highlightedX === i && d !== undefined && this.props.renderValue && ( <div className="hanging-value highlighted highlighted-color"> {this.props.renderValue(d)} </div> )} <div className={`bar ${ d ? this.barState(this.props.x(d)) : BarState.normal }`} style={{ height: this.barHeight(d), backgroundColor: this.props.color, }} ></div> </div> ))} </div> ) } } |