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announce highcharts confusion matrix heatmap tooltip aria label for a…
…ccessibility (#2467)
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.../src/lib/ModelAssessmentDashboard/Controls/ModelOverview/ConfusionMatrixHeatmapConfig.tsx
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,104 @@ | ||
| // Copyright (c) Microsoft Corporation. | ||
| // Licensed under the MIT License. | ||
|
|
||
| import { ITheme } from "@fluentui/react"; | ||
| import { IHighchartsConfig } from "@responsible-ai/core-ui"; | ||
| import { localization } from "@responsible-ai/localization"; | ||
| import { Point, PointOptionsObject } from "highcharts"; | ||
|
|
||
| import { wrapText } from "./StatsTableUtils"; | ||
|
|
||
| export function getHeatmapPointDescription( | ||
| point: Point, | ||
| selectedClasses: string[] | ||
| ): string { | ||
| return localization.formatString( | ||
| localization.ModelAssessment.ModelOverview.confusionMatrix | ||
| .confusionMatrixHeatmapTooltip, | ||
| `<b>${(point as Point & { value: number }).value} </b>`, | ||
| `<b>${selectedClasses[point.y ?? 0]}</b>`, | ||
| `<b>${selectedClasses[point.x ?? 0]}</b>` | ||
| ); | ||
| } | ||
|
|
||
| export function getHeatmapConfig( | ||
| confusionMatrix: PointOptionsObject[], | ||
| selectedClasses: string[], | ||
| theme: ITheme | ||
| ): IHighchartsConfig { | ||
| const confusionMatrixLocString = | ||
| localization.ModelAssessment.ModelOverview.confusionMatrix; | ||
| return { | ||
| accessibility: { | ||
| keyboardNavigation: { | ||
| enabled: true | ||
| }, | ||
| point: { | ||
| descriptionFormatter(point: Point): string { | ||
| return getHeatmapPointDescription(point, selectedClasses); | ||
| } | ||
| } | ||
| }, | ||
| chart: { | ||
| height: selectedClasses.length * 40 + 200, | ||
| marginBottom: 80, | ||
| marginTop: 80, | ||
| plotBorderWidth: 1, | ||
| type: "heatmap", | ||
| width: selectedClasses.length * 100 + 200 | ||
| }, | ||
| colorAxis: { | ||
| maxColor: theme.palette.blue, | ||
| min: 0, | ||
| minColor: theme.palette.white | ||
| }, | ||
| custom: { | ||
| minHeight: 300 | ||
| }, | ||
| legend: { | ||
| align: "right", | ||
| enabled: true, | ||
| layout: "vertical", | ||
| symbolHeight: selectedClasses.length * 40 + 40, | ||
| verticalAlign: "middle" | ||
| }, | ||
| series: [ | ||
| { | ||
| borderWidth: 1, | ||
| data: confusionMatrix, | ||
| dataLabels: { | ||
| color: theme.palette.black, | ||
| enabled: true, | ||
| style: { | ||
| color: theme.semanticColors.bodyText | ||
| } | ||
| }, | ||
| type: "heatmap" | ||
| } | ||
| ], | ||
| tooltip: { | ||
| formatter(): string | undefined { | ||
| return wrapText( | ||
| getHeatmapPointDescription(this.point, selectedClasses), | ||
| 40, | ||
| 10 | ||
| ); | ||
| } | ||
| }, | ||
| xAxis: { | ||
| categories: selectedClasses, | ||
| title: { | ||
| style: { | ||
| fontWeight: "bold" | ||
| }, | ||
| text: `${confusionMatrixLocString.confusionMatrixXAxisLabel}` | ||
| } | ||
| }, | ||
| yAxis: { | ||
| categories: selectedClasses, | ||
| title: { | ||
| text: `<b>${confusionMatrixLocString.confusionMatrixYAxisLabel}</b>` | ||
| } | ||
| } | ||
| }; | ||
| } |