@atlaskit/editor-common/dist/esm/utils/imageLoader.js

A package that contains common classes and components for editor and renderer

import _extends from "@babel/runtime/helpers/extends";
import _classCallCheck from "@babel/runtime/helpers/classCallCheck";
import _createClass from "@babel/runtime/helpers/createClass";
import _assertThisInitialized from "@babel/runtime/helpers/assertThisInitialized";
import _inherits from "@babel/runtime/helpers/inherits";
import _possibleConstructorReturn from "@babel/runtime/helpers/possibleConstructorReturn";
import _getPrototypeOf from "@babel/runtime/helpers/getPrototypeOf";
import _defineProperty from "@babel/runtime/helpers/defineProperty";
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() { try { var t = !Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {})); } catch (t) {} return (_isNativeReflectConstruct = function _isNativeReflectConstruct() { return !!t; })(); }
import React, { Component } from 'react';
export var withImageLoader = function withImageLoader(Wrapped) {
  return /*#__PURE__*/function (_Component) {
    _inherits(WithImageLoader, _Component);
    var _super = _createSuper(WithImageLoader);
    function WithImageLoader() {
      var _this;
      _classCallCheck(this, WithImageLoader);
      for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
        args[_key] = arguments[_key];
      }
      _this = _super.call.apply(_super, [this].concat(args));
      _defineProperty(_assertThisInitialized(_this), "state", {
        imageStatus: 'loading'
      });
      _defineProperty(_assertThisInitialized(_this), "onLoad", function () {
        _this.setState({
          imageStatus: 'complete'
        });
        var onExternalImageLoaded = _this.props.onExternalImageLoaded;
        if (onExternalImageLoaded && _this.img) {
          onExternalImageLoaded({
            width: _this.img.naturalWidth,
            height: _this.img.naturalHeight
          });
        }
      });
      _defineProperty(_assertThisInitialized(_this), "onError", function () {
        _this.setState({
          imageStatus: 'error'
        });
      });
      return _this;
    }
    _createClass(WithImageLoader, [{
      key: "componentDidMount",
      value: function componentDidMount() {
        this.fetchImage(this.props);
      }
    }, {
      key: "UNSAFE_componentWillReceiveProps",
      value: function UNSAFE_componentWillReceiveProps(nextProps) {
        if (nextProps.url !== this.props.url) {
          this.setState({
            imageStatus: 'loading'
          });
          this.fetchImage(nextProps);
        }
      }
    }, {
      key: "componentWillUnmount",
      value: function componentWillUnmount() {
        if (this.img) {
          this.img.removeEventListener('load', this.onLoad);
          this.img.removeEventListener('error', this.onError);
          this.img = null;
        }
      }
    }, {
      key: "fetchImage",
      value: function fetchImage(_ref) {
        var url = _ref.url;
        if (url) {
          if (!this.img) {
            this.img = new Image();
            this.img.addEventListener('load', this.onLoad);
            this.img.addEventListener('error', this.onError);
          }
          this.img.src = url;
        }
      }
    }, {
      key: "render",
      value: function render() {
        var imageStatus = this.state.imageStatus;
        return /*#__PURE__*/React.createElement(Wrapped, _extends({}, this.props, {
          imageStatus: imageStatus
        }));
      }
    }]);
    return WithImageLoader;
  }(Component);
};