react-flip-toolkit/es/Flipper.js

Configurable FLIP animation helpers for React

var _class, _temp2;

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

import React, { Component, createContext } from "react";
import PropTypes from "prop-types";
import { animateMove, getFlippedElementPositions } from "./flipHelpers";
import * as popmotionEasing from "popmotion/easing";

export var FlipContext = React.createContext("flip");

var Flipper = (_temp2 = _class = function (_Component) {
  _inherits(Flipper, _Component);

  function Flipper() {
    var _temp, _this, _ret;

    _classCallCheck(this, Flipper);

    for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) {
      args[_key] = arguments[_key];
    }

    return _ret = (_temp = (_this = _possibleConstructorReturn(this, _Component.call.apply(_Component, [this].concat(args))), _this), _this.inProgressAnimations = {}, _this.flipCallbacks = {}, _temp), _possibleConstructorReturn(_this, _ret);
  }

  Flipper.prototype.getSnapshotBeforeUpdate = function getSnapshotBeforeUpdate(prevProps) {
    if (prevProps.flipKey !== this.props.flipKey) {
      return getFlippedElementPositions(this.el);
    }
    return null;
  };

  Flipper.prototype.componentDidUpdate = function componentDidUpdate(prevProps, prevState, cachedFlipChildrenPositions) {
    if (this.props.flipKey !== prevProps.flipKey) {
      this.inProgressAnimations = animateMove({
        cachedFlipChildrenPositions: cachedFlipChildrenPositions,
        containerEl: this.el,
        duration: this.props.duration,
        ease: popmotionEasing[this.props.ease],
        inProgressAnimations: this.inProgressAnimations,
        flipCallbacks: this.flipCallbacks
      });
    }
  };

  Flipper.prototype.render = function render() {
    var _this2 = this;

    return React.createElement(
      FlipContext.Provider,
      { value: this.flipCallbacks },
      React.createElement(
        "div",
        { ref: function ref(el) {
            return _this2.el = el;
          } },
        this.props.children
      )
    );
  };

  return Flipper;
}(Component), _class.defaultProps = {
  duration: 250,
  ease: "easeOut"
}, _temp2);
Flipper.propTypes = process.env.NODE_ENV !== "production" ? {
  flipKey: PropTypes.oneOfType([PropTypes.string, PropTypes.number, PropTypes.bool]),
  children: PropTypes.node.isRequired,
  duration: PropTypes.number,
  ease: PropTypes.string
} : {};


export default Flipper;