react-leave-motion/lib/LeaveTweenItem.js

Tween library for leave element.

'use strict';

exports.__esModule = true;

var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };

var _createClass = 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

var _react = require('react');

var _react2 = _interopRequireDefault(_react);

var _reactTween = require('react-tween');

var _reactTween2 = _interopRequireDefault(_reactTween);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

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; }

var LeaveTween = function (_Component) {
  _inherits(LeaveTween, _Component);

  function LeaveTween(props) {
    _classCallCheck(this, LeaveTween);

    var _this = _possibleConstructorReturn(this, (LeaveTween.__proto__ || Object.getPrototypeOf(LeaveTween)).call(this, props));

    _this.state = {
      enterOrAppear: true,
      leaving: false
    };
    return _this;
  }

  _createClass(LeaveTween, [{
    key: 'componentDidMount',
    value: function componentDidMount() {
      this.setState({
        enterOrAppear: false,
        leaving: false
      });
    }
  }, {
    key: 'componentWillAppear',
    value: function componentWillAppear(callback) {
      this.setState({
        enterOrAppear: false,
        leaving: false
      });
      callback();
    }
  }, {
    key: 'componentWillEnter',
    value: function componentWillEnter(callback) {
      this.setState({
        enterOrAppear: false,
        leaving: false
      });
      callback();
    }
  }, {
    key: 'componentWillLeave',
    value: function componentWillLeave(callback) {
      var _this2 = this;

      this.setState({
        enterOrAppear: false,
        leaving: true
      });

      setTimeout(function () {
        _this2.props.onRest && _this2.props.onRest();
        callback();
      }, (this.props.leaveDelay || 0) + (this.props.leaveDuration || 500));
    }
  }, {
    key: 'componentDidLeave',
    value: function componentDidLeave() {
      this.props.didLeave && this.props.didLeave();
    }
  }, {
    key: 'render',
    value: function render() {
      var state = this.state;
      var props = this.props;
      var style = state.leaving ? props.willLeave() : state.enterOrAppear ? props.defaultStyle : props.style;

      var duration = state.leaving ? props.leaveDuration : props.duration;
      var delay = state.leaving ? props.leaveDelay : props.delay;

      return _react2.default.createElement(_reactTween2.default, _extends({}, props, {
        style: style,
        duration: duration || duration === 0 ? duration : 500,
        delay: delay || delay === 0 ? delay : 0 }));
    }
  }]);

  return LeaveTween;
}(_react.Component);

exports.default = LeaveTween;