@mui/x-charts/internals/plugins/featurePlugins/useChartVisibilityManager/useChartVisibilityManager.selectors.mjs

The community edition of MUI X Charts components.

import { createSelector, createSelectorMemoized } from '@mui/x-internals/store';
import { selectorChartSeriesConfig } from "../../corePlugins/useChartSeriesConfig/index.mjs";
import { serializeIdentifier } from "../../corePlugins/useChartSeriesConfig/utils/serializeIdentifier.mjs";
/**
 * Selector to get the visibility manager state.
 */
const selectVisibilityManager = state => state.visibilityManager;
export const EMPTY_VISIBILITY_MAP = new Map();

/**
 * Selector to get the hidden identifiers from the visibility manager.
 */
export const selectorVisibilityMap = createSelector(selectVisibilityManager, visibilityManager => visibilityManager?.visibilityMap ?? EMPTY_VISIBILITY_MAP);
const selectorIsItemVisibleFn = (visibilityMap, seriesConfig) => {
  return identifier => {
    const uniqueId = serializeIdentifier(seriesConfig, identifier);
    return !visibilityMap.has(uniqueId);
  };
};

/**
 * Selector that returns a function which returns whether an item is visible.
 */
export const selectorIsItemVisibleGetter = createSelectorMemoized(selectorVisibilityMap, selectorChartSeriesConfig, selectorIsItemVisibleFn);