@mui/x-charts/esm/LineChart/LineHighlightPlot.js

The community edition of MUI X Charts components.

'use client';

import _extends from "@babel/runtime/helpers/esm/extends";
import _objectWithoutPropertiesLoose from "@babel/runtime/helpers/esm/objectWithoutPropertiesLoose";
const _excluded = ["slots", "slotProps"];
import * as React from 'react';
import PropTypes from 'prop-types';
import { useStore } from "../internals/store/useStore.js";
import { useSelector } from "../internals/store/useSelector.js";
import { LineHighlightElement } from "./LineHighlightElement.js";
import { getValueToPositionMapper } from "../hooks/useScale.js";
import { DEFAULT_X_AXIS_KEY } from "../constants/index.js";
import { useLineSeriesContext } from "../hooks/useLineSeries.js";
import getColor from "./seriesConfig/getColor.js";
import { useChartContext } from "../context/ChartProvider/index.js";
import { selectorChartsInteractionXAxisIndex } from "../internals/plugins/featurePlugins/useChartCartesianAxis/index.js";
import { useXAxes, useYAxes } from "../hooks/useAxis.js";
import { jsx as _jsx } from "react/jsx-runtime";
/**
 * Demos:
 *
 * - [Lines](https://mui.com/x/react-charts/lines/)
 * - [Line demonstration](https://mui.com/x/react-charts/line-demo/)
 *
 * API:
 *
 * - [LineHighlightPlot API](https://mui.com/x/api/charts/line-highlight-plot/)
 */
function LineHighlightPlot(props) {
  const {
      slots,
      slotProps
    } = props,
    other = _objectWithoutPropertiesLoose(props, _excluded);
  const seriesData = useLineSeriesContext();
  const {
    xAxis,
    xAxisIds
  } = useXAxes();
  const {
    yAxis,
    yAxisIds
  } = useYAxes();
  const {
    instance
  } = useChartContext();
  const store = useStore();
  const highlightedIndex = useSelector(store, selectorChartsInteractionXAxisIndex);
  if (highlightedIndex === null) {
    return null;
  }
  if (seriesData === undefined) {
    return null;
  }
  const {
    series,
    stackingGroups
  } = seriesData;
  const defaultXAxisId = xAxisIds[0];
  const defaultYAxisId = yAxisIds[0];
  const Element = slots?.lineHighlight ?? LineHighlightElement;
  return /*#__PURE__*/_jsx("g", _extends({}, other, {
    children: stackingGroups.flatMap(({
      ids: groupIds
    }) => {
      return groupIds.flatMap(seriesId => {
        const {
          xAxisId = defaultXAxisId,
          yAxisId = defaultYAxisId,
          stackedData,
          data,
          disableHighlight,
          shape = 'circle'
        } = series[seriesId];
        if (disableHighlight || data[highlightedIndex] == null) {
          return null;
        }
        const xScale = getValueToPositionMapper(xAxis[xAxisId].scale);
        const yScale = yAxis[yAxisId].scale;
        const xData = xAxis[xAxisId].data;
        if (xData === undefined) {
          throw new Error(`MUI X Charts: ${xAxisId === DEFAULT_X_AXIS_KEY ? 'The first `xAxis`' : `The x-axis with id "${xAxisId}"`} should have data property to be able to display a line plot.`);
        }
        const x = xScale(xData[highlightedIndex]);
        const y = yScale(stackedData[highlightedIndex][1]); // This should not be undefined since y should not be a band scale

        if (!instance.isPointInside(x, y)) {
          return null;
        }
        const colorGetter = getColor(series[seriesId], xAxis[xAxisId], yAxis[yAxisId]);
        return /*#__PURE__*/_jsx(Element, _extends({
          id: seriesId,
          color: colorGetter(highlightedIndex),
          x: x,
          y: y,
          shape: shape
        }, slotProps?.lineHighlight), `${seriesId}`);
      });
    })
  }));
}
process.env.NODE_ENV !== "production" ? LineHighlightPlot.propTypes = {
  // ----------------------------- Warning --------------------------------
  // | These PropTypes are generated from the TypeScript type definitions |
  // | To update them edit the TypeScript types and run "pnpm proptypes"  |
  // ----------------------------------------------------------------------
  /**
   * The props used for each component slot.
   * @default {}
   */
  slotProps: PropTypes.object,
  /**
   * Overridable component slots.
   * @default {}
   */
  slots: PropTypes.object
} : void 0;
export { LineHighlightPlot };