@mui/x-charts/esm/LineChart/seriesConfig/keyboardFocusHandler.js

The community edition of MUI X Charts components.

import { createGetNextIndexFocusedItem, createGetPreviousIndexFocusedItem, createGetNextSeriesFocusedItem, createGetPreviousSeriesFocusedItem } from "../../internals/commonNextFocusItem.js";
const outSeriesTypes = new Set(['bar', 'line', 'scatter']);
const keyboardFocusHandler = event => {
  switch (event.key) {
    case 'ArrowRight':
      return createGetNextIndexFocusedItem(outSeriesTypes);
    case 'ArrowLeft':
      return createGetPreviousIndexFocusedItem(outSeriesTypes);
    case 'ArrowDown':
      return createGetPreviousSeriesFocusedItem(outSeriesTypes);
    case 'ArrowUp':
      return createGetNextSeriesFocusedItem(outSeriesTypes);
    default:
      return null;
  }
};
export default keyboardFocusHandler;