react-leaflet-markercluster/dist/cjs/index.js

React wrapper of Leaflet.markercluster for react-leaflet

"use strict";

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); }
Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;
var _core = require("@react-leaflet/core");
var _leaflet = _interopRequireDefault(require("leaflet"));
require("leaflet.markercluster");
var _excluded = ["children"];
function _interopRequireDefault(e) { return e && e.__esModule ? e : { default: e }; }
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(e, r, t) { return (r = _toPropertyKey(r)) in e ? Object.defineProperty(e, r, { value: t, enumerable: !0, configurable: !0, writable: !0 }) : e[r] = t, e; }
function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == _typeof(i) ? i : 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); }
function _slicedToArray(r, e) { return _arrayWithHoles(r) || _iterableToArrayLimit(r, e) || _unsupportedIterableToArray(r, e) || _nonIterableRest(); }
function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
function _unsupportedIterableToArray(r, a) { if (r) { if ("string" == typeof r) return _arrayLikeToArray(r, a); var t = {}.toString.call(r).slice(8, -1); return "Object" === t && r.constructor && (t = r.constructor.name), "Map" === t || "Set" === t ? Array.from(r) : "Arguments" === t || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(t) ? _arrayLikeToArray(r, a) : void 0; } }
function _arrayLikeToArray(r, a) { (null == a || a > r.length) && (a = r.length); for (var e = 0, n = Array(a); e < a; e++) n[e] = r[e]; return n; }
function _iterableToArrayLimit(r, l) { var t = null == r ? null : "undefined" != typeof Symbol && r[Symbol.iterator] || r["@@iterator"]; if (null != t) { var e, n, i, u, a = [], f = !0, o = !1; try { if (i = (t = t.call(r)).next, 0 === l) { if (Object(t) !== t) return; f = !1; } else for (; !(f = (e = i.call(t)).done) && (a.push(e.value), a.length !== l); f = !0); } catch (r) { o = !0, n = r; } finally { try { if (!f && null != t.return && (u = t.return(), Object(u) !== u)) return; } finally { if (o) throw n; } } return a; } }
function _arrayWithHoles(r) { if (Array.isArray(r)) return r; }
function _objectWithoutProperties(e, t) { if (null == e) return {}; var o, r, i = _objectWithoutPropertiesLoose(e, t); if (Object.getOwnPropertySymbols) { var s = Object.getOwnPropertySymbols(e); for (r = 0; r < s.length; r++) o = s[r], t.includes(o) || {}.propertyIsEnumerable.call(e, o) && (i[o] = e[o]); } return i; }
function _objectWithoutPropertiesLoose(r, e) { if (null == r) return {}; var t = {}; for (var n in r) if ({}.hasOwnProperty.call(r, n)) { if (e.includes(n)) continue; t[n] = r[n]; } return t; }
_leaflet.default.MarkerClusterGroup.include({
  _flushLayerBuffer: function _flushLayerBuffer() {
    this.addLayers(this._layerBuffer);
    this._layerBuffer = [];
  },
  addLayer: function addLayer(layer) {
    if (this._layerBuffer.length === 0) {
      setTimeout(this._flushLayerBuffer.bind(this), 50);
    }
    this._layerBuffer.push(layer);
  }
});
_leaflet.default.MarkerClusterGroup.addInitHook(function () {
  this._layerBuffer = [];
});

// eslint-disable-next-line no-unused-vars
function createMarkerCluster(_ref, context) {
  var _c = _ref.children,
    props = _objectWithoutProperties(_ref, _excluded);
  var clusterProps = {};
  var clusterEvents = {};

  // Splitting props and events to different objects
  Object.entries(props).forEach(function (_ref2) {
    var _ref3 = _slicedToArray(_ref2, 2),
      propName = _ref3[0],
      prop = _ref3[1];
    return propName.startsWith("on") ? clusterEvents[propName] = prop : clusterProps[propName] = prop;
  });
  var instance = new _leaflet.default.MarkerClusterGroup(clusterProps);

  // Initializing event listeners
  Object.entries(clusterEvents).forEach(function (_ref4) {
    var _ref5 = _slicedToArray(_ref4, 2),
      eventAsProp = _ref5[0],
      callback = _ref5[1];
    var clusterEvent = "cluster".concat(eventAsProp.substring(2).toLowerCase());
    instance.on(clusterEvent, callback);
  });
  return {
    instance: instance,
    context: _objectSpread(_objectSpread({}, context), {}, {
      layerContainer: instance
    })
  };
}
var MarkerCluster = (0, _core.createPathComponent)(createMarkerCluster);
var _default = exports.default = MarkerCluster;