content: import React, { Component } from 'react';
  
  function _classCallCheck(instance, Constructor) {
    if (!(instance instanceof Constructor)) {
      throw new TypeError("Cannot call a class as a function");
    }
  }
  
  function _defineProperties(target, props) {
    for (var i = 0; i < props.length; i++) {
      var descriptor = props[i];
      descriptor.enumerable = descriptor.enumerable || false;
      descriptor.configurable = true;
      if ("value" in descriptor) descriptor.writable = true;
      Object.defineProperty(target, descriptor.key, descriptor);
    }
  }
  
  function _createClass(Constructor, protoProps, staticProps) {
    if (protoProps) _defineProperties(Constructor.prototype, protoProps);
    if (staticProps) _defineProperties(Constructor, staticProps);
    return Constructor;
  }
  
  function _setPrototypeOf(o, p) {
    _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) {
      o.__proto__ = p;
      return o;
    };
  
    return _setPrototypeOf(o, p);
  }
  
  function _inherits(subClass, superClass) {
    if (typeof superClass !== "function" && superClass !== null) {
      throw new TypeError("Super expression must either be null or a function");
    }
  
    subClass.prototype = Object.create(superClass && superClass.prototype, {
      constructor: {
        value: subClass,
        writable: true,
        configurable: true
      }
    });
    if (superClass) _setPrototypeOf(subClass, superClass);
  }
  
  function _typeof(obj) {
    "@babel/helpers - typeof";
  
    if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") {
      _typeof = function _typeof(obj) {
        return typeof obj;
      };
    } else {
      _typeof = function _typeof(obj) {
        return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
      };
    }
  
    return _typeof(obj);
  }
  
  function _assertThisInitialized(self) {
    if (self === void 0) {
      throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
    }
  
    return self;
  }
  
  function _possibleConstructorReturn(self, call) {
    if (call && (_typeof(call) === "object" || typeof call === "function")) {
      return call;
    }
  
    return _assertThisInitialized(self);
  }
  
  function _getPrototypeOf(o) {
    _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) {
      return o.__proto__ || Object.getPrototypeOf(o);
    };
    return _getPrototypeOf(o);
  }
  
  function _defineProperty(obj, key, value) {
    if (key in obj) {
      Object.defineProperty(obj, key, {
        value: value,
        enumerable: true,
        configurable: true,
        writable: true
      });
    } else {
      obj[key] = value;
    }
  
    return obj;
  }
  
  function _createForOfIteratorHelper(o, allowArrayLike) { var it = typeof Symbol !== "undefined" && o[Symbol.iterator] || o["@@iterator"]; if (!it) { if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { if (it) o = it; var i = 0; var F = function F() {}; return { s: F, n: function n() { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }, e: function e(_e) { throw _e; }, f: F }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } var normalCompletion = true, didErr = false, err; return { s: function s() { it = it.call(o); }, n: function n() { var step = it.next(); normalCompletion = step.done; return step; }, e: function e(_e2) { didErr = true; err = _e2; }, f: function f() { try { if (!normalCompletion && it.return != null) it.return(); } finally { if (didErr) throw err; } } }; }
  
  function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
  
  function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }
  
  function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }
  
  function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {})); return true; } catch (e) { return false; } }
  var GMap = /*#__PURE__*/function (_Component) {
    _inherits(GMap, _Component);
  
    var _super = _createSuper(GMap);
  
    function GMap() {
      _classCallCheck(this, GMap);
  
      return _super.apply(this, arguments);
    }
  
    _createClass(GMap, [{
      key: "initMap",
      value: function initMap() {
        this.map = new google.maps.Map(this.container, this.props.options);
  
        if (this.props.onMapReady) {
          this.props.onMapReady({
            map: this.map
          });
        }
  
        this.initOverlays(this.props.overlays);
        this.bindMapEvent('click', this.props.onMapClick);
        this.bindMapEvent('dragend', this.props.onMapDragEnd);
        this.bindMapEvent('zoom_changed', this.props.onZoomChanged);
      }
    }, {
      key: "initOverlays",
      value: function initOverlays(overlays) {
        if (overlays) {
          var _iterator = _createForOfIteratorHelper(overlays),
              _step;
  
          try {
            for (_iterator.s(); !(_step = _iterator.n()).done;) {
              var overlay = _step.value;
              overlay.setMap(this.map);
              this.bindOverlayEvents(overlay);
            }
          } catch (err) {
            _iterator.e(err);
          } finally {
            _iterator.f();
          }
        }
      }
    }, {
      key: "bindOverlayEvents",
      value: function bindOverlayEvents(overlay) {
        var _this = this;
  
        overlay.addListener('click', function (event) {
          if (_this.props.onOverlayClick) {
            _this.props.onOverlayClick({
              originalEvent: event,
              overlay: overlay,
              map: _this.map
            });
          }
        });
  
        if (overlay.getDraggable()) {
          this.bindDragEvents(overlay);
        }
      }
    }, {
      key: "bindDragEvents",
      value: function bindDragEvents(overlay) {
        this.bindDragEvent(overlay, 'dragstart', this.props.onOverlayDragStart);
        this.bindDragEvent(overlay, 'drag', this.props.onOverlayDrag);
        this.bindDragEvent(overlay, 'dragend', this.props.onOverlayDragEnd);
      }
    }, {
      key: "bindMapEvent",
      value: function bindMapEvent(eventName, callback) {
        this.map.addListener(eventName, function (event) {
          if (callback) {
            callback(event);
          }
        });
      }
    }, {
      key: "bindDragEvent",
      value: function bindDragEvent(overlay, eventName, callback) {
        var _this2 = this;
  
        overlay.addListener(eventName, function (event) {
          if (callback) {
            callback({
              originalEvent: event,
              overlay: overlay,
              map: _this2.map
            });
          }
        });
      }
    }, {
      key: "getMap",
      value: function getMap() {
        return this.map;
      }
    }, {
      key: "componentDidUpdate",
      value: function componentDidUpdate(prevProps, prevState, snapshot) {
        if (prevProps.overlays !== this.props.overlays) {
          if (prevProps.overlays) {
            var _iterator2 = _createForOfIteratorHelper(prevProps.overlays),
                _step2;
  
            try {
              for (_iterator2.s(); !(_step2 = _iterator2.n()).done;) {
                var overlay = _step2.value;
                google.maps.event.clearInstanceListeners(overlay);
                overlay.setMap(null);
              }
            } catch (err) {
              _iterator2.e(err);
            } finally {
              _iterator2.f();
            }
          }
  
          this.initOverlays(this.props.overlays);
        }
      }
    }, {
      key: "componentDidMount",
      value: function componentDidMount() {
        this.initMap();
      }
    }, {
      key: "render",
      value: function render() {
        var _this3 = this;
  
        return /*#__PURE__*/React.createElement("div", {
          ref: function ref(el) {
            return _this3.container = el;
          },
          style: this.props.style,
          className: this.props.className
        });
      }
    }]);
  
    return GMap;
  }(Component);
  
  _defineProperty(GMap, "defaultProps", {
    options: null,
    overlays: null,
    style: null,
    className: null,
    onMapReady: null,
    onMapClick: null,
    onMapDragEnd: null,
    onZoomChanged: null,
    onOverlayDragStart: null,
    onOverlayDrag: null,
    onOverlayDragEnd: null,
    onOverlayClick: null
  });
  
  export { GMap };
  