recharts/es6/util/getLegendProps.js

React charts

function _typeof(o) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof(o); }
function ownKeys(e, r) { var t = Object.keys(e); if (Object.getOwnPropertySymbols) { var o = Object.getOwnPropertySymbols(e); r && (o = o.filter(function (r) { return Object.getOwnPropertyDescriptor(e, r).enumerable; })), t.push.apply(t, o); } return t; }
function _objectSpread(e) { for (var r = 1; r < arguments.length; r++) { var t = null != arguments[r] ? arguments[r] : {}; r % 2 ? ownKeys(Object(t), !0).forEach(function (r) { _defineProperty(e, r, t[r]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(e, Object.getOwnPropertyDescriptors(t)) : ownKeys(Object(t)).forEach(function (r) { Object.defineProperty(e, r, Object.getOwnPropertyDescriptor(t, r)); }); } return e; }
function _defineProperty(obj, key, value) { key = _toPropertyKey(key); if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == _typeof(i) ? i : String(i); }
function _toPrimitive(t, r) { if ("object" != _typeof(t) || !t) return t; var e = t[Symbol.toPrimitive]; if (void 0 !== e) { var i = e.call(t, r || "default"); if ("object" != _typeof(i)) return i; throw new TypeError("@@toPrimitive must return a primitive value."); } return ("string" === r ? String : Number)(t); }
import { Legend } from '../component/Legend';
import { getMainColorOfGraphicItem } from './ChartUtils';
import { findChildByType } from './ReactUtils';
export var getLegendProps = function getLegendProps(_ref) {
  var children = _ref.children,
    formattedGraphicalItems = _ref.formattedGraphicalItems,
    legendWidth = _ref.legendWidth,
    legendContent = _ref.legendContent;
  var legendItem = findChildByType(children, Legend);
  if (!legendItem) {
    return null;
  }
  var legendData;
  if (legendItem.props && legendItem.props.payload) {
    legendData = legendItem.props && legendItem.props.payload;
  } else if (legendContent === 'children') {
    legendData = (formattedGraphicalItems || []).reduce(function (result, _ref2) {
      var item = _ref2.item,
        props = _ref2.props;
      var data = props.sectors || props.data || [];
      return result.concat(data.map(function (entry) {
        return {
          type: legendItem.props.iconType || item.props.legendType,
          value: entry.name,
          color: entry.fill,
          payload: entry
        };
      }));
    }, []);
  } else {
    legendData = (formattedGraphicalItems || []).map(function (_ref3) {
      var item = _ref3.item;
      var _item$props = item.props,
        dataKey = _item$props.dataKey,
        name = _item$props.name,
        legendType = _item$props.legendType,
        hide = _item$props.hide;
      return {
        inactive: hide,
        dataKey: dataKey,
        type: legendItem.props.iconType || legendType || 'square',
        color: getMainColorOfGraphicItem(item),
        value: name || dataKey,
        // @ts-expect-error property strokeDasharray is required in Payload but optional in props
        payload: item.props
      };
    });
  }
  return _objectSpread(_objectSpread(_objectSpread({}, legendItem.props), Legend.getWithHeight(legendItem, legendWidth)), {}, {
    payload: legendData,
    item: legendItem
  });
};