react-misc-toolbox/dist/RTGTransition.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 RTGTransition = function RTGTransition(_ref) {
  var _ref$duration = _ref.duration,
      duration = _ref$duration === undefined ? 300 : _ref$duration,
      _ref$transitionType = _ref.transitionType,
      transitionType = _ref$transitionType === undefined ? 'fade' : _ref$transitionType,
      inProp = _ref.in,
      children = _ref.children,
      transitionProps = _ref.transitionProps,
      _ref$maxHeight = _ref.maxHeight,
      maxHeight = _ref$maxHeight === undefined ? '200vh' : _ref$maxHeight;

  var baseStyle = {
    transition: 'all ' + duration + 'ms ease-out'
  };
  var transitionStyles = {
    entering: {
      shared: {
        cursor: 'pointer'
      },
      fade: {
        opacity: '0.01'
      },
      dropdown: {
        transform: 'scale(1, 0.9) translateY(-100%)',
        zIndex: '-1'
      },
      height: {
        maxHeight: '0'
      }
    },
    entered: {
      height: {
        maxHeight: maxHeight
      },
      fade: {
        opacity: '1'
      },
      dropdown: {
        transform: 'scale(1) translateY(0%)'
      }
    },
    exiting: {
      fade: {
        opacity: '0.01'
      },
      dropdown: {
        transform: 'scale(1, 0.9) translateY(-100%)'
      },
      height: {
        maxHeight: '0'
      }
    },
    exited: {
      fade: {
        opacity: '0'
      },
      dropdown: {
        transform: 'scale(1, 0.9) translateY(-100%)'
      },
      height: {
        maxHeight: '0'
      }
    }
  };
  return _react2.default.createElement(
    _Transition2.default,
    (0, _extends3.default)({
      in: inProp,
      timeout: { enter: 0, exit: duration },
      mountOnEnter: true,
      unmountOnExit: true
    }, transitionProps),
    function (state) {
      var getStatefulStyles = function getStatefulStyles() {
        if (transitionStyles[state]) {
          if (Array.isArray(transitionType)) {
            var transitions = {};
            transitionType.forEach(function (t) {
              transitions = (0, _extends3.default)({}, transitions, transitionStyles[state][t]);
            });

            return (0, _extends3.default)({}, transitionStyles[state].shared, transitions);
          } else {
            return (0, _extends3.default)({}, transitionStyles[state].shared, transitionStyles[state][transitionType]);
          }
        }
      };
      return children({
        style: (0, _extends3.default)({}, baseStyle, getStatefulStyles())
      });
    }
  );
};
RTGTransition.defaultProps = {};

exports.default = RTGTransition;