react-misc-toolbox/dist/RTGExpandVertically.js

[ ] imageviewer | gradual scroll [ ] imageviewer | cancellable scroll

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});

var _extends2 = require('babel-runtime/helpers/extends');

var _extends3 = _interopRequireDefault(_extends2);

var _react = require('react');

var _react2 = _interopRequireDefault(_react);

var _Transition = require('react-transition-group/Transition');

var _Transition2 = _interopRequireDefault(_Transition);

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

var getDefaultStyle = function getDefaultStyle(duration) {
  return {
    transition: 'all ' + duration + 'ms cubic-bezier(0.4, 0, 0.2, 1) 0ms',
    opacity: 0
  };
};

var RTGExpandVertically = function RTGExpandVertically(_ref) {
  var inProp = _ref.in,
      _ref$duration = _ref.duration,
      duration = _ref$duration === undefined ? 250 : _ref$duration,
      children = _ref.children,
      maxHeight = _ref.maxHeight;

  var transitionStyles = {
    entering: {
      opacity: '0.01',
      maxHeight: 0.01
    },
    entered: {
      opacity: '1',
      maxHeight: maxHeight
    },
    exiting: {
      opacity: '0.01',
      maxHeight: 0.01
    }
  };
  return _react2.default.createElement(
    _Transition2.default,
    { unmountOnExit: true, 'in': inProp, timeout: { enter: 0, exit: duration } },
    function (state) {
      return children({ style: (0, _extends3.default)({}, getDefaultStyle(duration), transitionStyles[state]) });
    }
  );
};

exports.default = RTGExpandVertically;