text: "use strict";
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  exports["default"] = void 0;
  
  var React = _interopRequireWildcard(require("react"));
  
  var _reactDom = require("react-dom");
  
  var _resizeObserverPolyfill = _interopRequireDefault(require("resize-observer-polyfill"));
  
  function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
  
  function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function _getRequireWildcardCache() { return cache; }; return cache; }
  
  function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || _typeof(obj) !== "object" && typeof obj !== "function") { return { "default": obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj["default"] = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
  
  function _typeof(obj) { 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 _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 _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }
  
  function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
  
  function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
  
  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 _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
  
  var ReactResizeObserver =
  /*#__PURE__*/
  function (_React$Component) {
    _inherits(ReactResizeObserver, _React$Component);
  
    function ReactResizeObserver() {
      var _this;
  
      _classCallCheck(this, ReactResizeObserver);
  
      _this = _possibleConstructorReturn(this, _getPrototypeOf(ReactResizeObserver).apply(this, arguments));
      _this.resizeObserver = null;
      _this.state = {
        width: 0,
        height: 0
      };
  
      _this.onResize = function (entries) {
        var onResize = _this.props.onResize;
        var target = entries[0].target;
  
        var _target$getBoundingCl = target.getBoundingClientRect(),
            width = _target$getBoundingCl.width,
            height = _target$getBoundingCl.height;
        /**
         * Resize observer trigger when content size changed.
         * In most case we just care about element size,
         * let's use `boundary` instead of `contentRect` here to avoid shaking.
         */
  
  
        var fixedWidth = Math.floor(width);
        var fixedHeight = Math.floor(height);
  
        if (_this.state.width !== fixedWidth || _this.state.height !== fixedHeight) {
          _this.setState({
            width: fixedWidth,
            height: fixedHeight
          });
  
          if (onResize) {
            onResize();
          }
        }
      };
  
      return _this;
    }
  
    _createClass(ReactResizeObserver, [{
      key: "componentDidMount",
      value: function componentDidMount() {
        this.onComponentUpdated();
      }
    }, {
      key: "componentDidUpdate",
      value: function componentDidUpdate() {
        this.onComponentUpdated();
      }
    }, {
      key: "componentWillUnmount",
      value: function componentWillUnmount() {
        this.destroyObserver();
      }
    }, {
      key: "onComponentUpdated",
      value: function onComponentUpdated() {
        var disabled = this.props.disabled;
        var element = (0, _reactDom.findDOMNode)(this);
  
        if (!this.resizeObserver && !disabled && element) {
          // Add resize observer
          this.resizeObserver = new _resizeObserverPolyfill["default"](this.onResize);
          this.resizeObserver.observe(element);
        } else if (disabled) {
          // Remove resize observer
          this.destroyObserver();
        }
      }
    }, {
      key: "destroyObserver",
      value: function destroyObserver() {
        if (this.resizeObserver) {
          this.resizeObserver.disconnect();
          this.resizeObserver = null;
        }
      }
    }, {
      key: "render",
      value: function render() {
        var _this$props$children = this.props.children,
            children = _this$props$children === void 0 ? null : _this$props$children;
        return children;
      }
    }]);
  
    return ReactResizeObserver;
  }(React.Component);
  
  var _default = ReactResizeObserver;
  exports["default"] = _default;
  //# sourceMappingURL=resizeObserver.js.map
  