zent/lib/preview-image/Image.js

一套前端设计语言和基于React的实现

'use strict';

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

var _classCallCheck2 = require('babel-runtime/helpers/classCallCheck');

var _classCallCheck3 = _interopRequireDefault(_classCallCheck2);

var _createClass2 = require('babel-runtime/helpers/createClass');

var _createClass3 = _interopRequireDefault(_createClass2);

var _possibleConstructorReturn2 = require('babel-runtime/helpers/possibleConstructorReturn');

var _possibleConstructorReturn3 = _interopRequireDefault(_possibleConstructorReturn2);

var _inherits2 = require('babel-runtime/helpers/inherits');

var _inherits3 = _interopRequireDefault(_inherits2);

var _react = require('react');

var _react2 = _interopRequireDefault(_react);

var _portal = require('../portal');

var _portal2 = _interopRequireDefault(_portal);

var _icon = require('../icon');

var _icon2 = _interopRequireDefault(_icon);

var _classnames = require('classnames');

var _classnames2 = _interopRequireDefault(_classnames);

var _propTypes = require('prop-types');

var _propTypes2 = _interopRequireDefault(_propTypes);

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

// 有关闭按钮的时候同时具有ESC关闭的行为
var withNonScrollable = _portal2['default'].withNonScrollable,
    withESCToClose = _portal2['default'].withESCToClose;

var ImagePortal = withNonScrollable(_portal2['default']);
var ImagePortalESCToClose = withESCToClose(ImagePortal);

var _ref2 = _react2['default'].createElement(_icon2['default'], { type: 'close' });

var Image = function (_Component) {
  (0, _inherits3['default'])(Image, _Component);

  function Image() {
    var _ref;

    var _temp, _this, _ret;

    (0, _classCallCheck3['default'])(this, Image);

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

    return _ret = (_temp = (_this = (0, _possibleConstructorReturn3['default'])(this, (_ref = Image.__proto__ || Object.getPrototypeOf(Image)).call.apply(_ref, [this].concat(args))), _this), _this.state = {
      imageIndex: _this.props.index || 0,
      imageStyle: {},
      rotateIndex: 0
    }, _this.onMaskClick = function (e) {
      if (e.target === e.currentTarget) {
        _this.props.onClose();
      }
    }, _this.onClose = function () {
      _this.props.onClose();
    }, _this.handleRotate = function () {
      var rotateIndex = _this.state.rotateIndex;
      var deg = 90 + rotateIndex * 90;
      rotateIndex++;
      _this.setState({
        imageStyle: {
          transform: 'rotate(' + deg + 'deg)',
          transitionDuration: '0.5s'
        },
        rotateIndex: rotateIndex
      });
    }, _this.handlePreviousAction = function () {
      var imagesNum = _this.props.images.length;
      var imageIndex = _this.state.imageIndex;
      imageIndex = (imageIndex - 1 + imagesNum) % imagesNum;
      _this.setState({
        imageIndex: imageIndex,
        imageStyle: {
          transform: 'rotate(0deg)'
        },
        rotateIndex: 0
      });
    }, _this.handleNextAction = function () {
      var imagesNum = _this.props.images.length;
      var imageIndex = _this.state.imageIndex;
      imageIndex = (imageIndex + 1) % imagesNum;
      _this.setState({
        imageIndex: imageIndex,
        imageStyle: {
          transform: 'rotate(0deg)'
        },
        rotateIndex: 0
      });
    }, _temp), (0, _possibleConstructorReturn3['default'])(_this, _ret);
  }

  (0, _createClass3['default'])(Image, [{
    key: 'render',
    value: function render() {
      var _this2 = this;

      var _props = this.props,
          images = _props.images,
          prefix = _props.prefix,
          showRotateBtn = _props.showRotateBtn,
          className = _props.className;


      return _react2['default'].createElement(
        ImagePortalESCToClose,
        {
          visible: true,
          onClose: this.onClose,
          className: (0, _classnames2['default'])(prefix + '-image-p-anchor', className)
        },
        _react2['default'].createElement(
          'div',
          { className: prefix + '-image-p-backdrop' },
          _react2['default'].createElement(
            'div',
            { className: prefix + '-image-p-wrap', onClick: this.onMaskClick },
            _react2['default'].createElement(
              'div',
              { className: prefix + '-image-p-close', onClick: this.onClose },
              _ref2
            ),
            _react2['default'].createElement(
              'div',
              { className: prefix + '-image-p-body' },
              images.map(function (image, index) {
                if (index === _this2.state.imageIndex) {
                  return _react2['default'].createElement('img', {
                    className: prefix + '-show-image',
                    style: _this2.state.imageStyle,
                    src: image,
                    key: index,
                    alt: '\u56FE\u7247\u4E0B\u8F7D\u5931\u8D25'
                  });
                }
                return null;
              })
            ),
            images.length > 1 ? _react2['default'].createElement(
              'div',
              {
                className: prefix + '-image-p-footer image-p-footer-paging ' + (showRotateBtn ? 'show-rotate-btn' : '')
              },
              _react2['default'].createElement(
                'span',
                {
                  className: prefix + '-image-p-action',
                  onClick: this.handlePreviousAction
                },
                '\u4E0A\u4E00\u5F20'
              ),
              showRotateBtn && _react2['default'].createElement(
                'span',
                {
                  className: prefix + '-image-p-action',
                  onClick: this.handleRotate
                },
                '\u7FFB\u8F6C'
              ),
              _react2['default'].createElement(
                'span',
                {
                  className: prefix + '-image-p-action',
                  onClick: this.handleNextAction
                },
                '\u4E0B\u4E00\u5F20'
              )
            ) : _react2['default'].createElement(
              'div',
              {
                className: prefix + '-image-p-footer ' + (showRotateBtn ? 'show-rotate-btn' : '')
              },
              showRotateBtn && _react2['default'].createElement(
                'span',
                {
                  className: prefix + '-image-p-action rotate-action',
                  onClick: this.handleRotate
                },
                '\u7FFB\u8F6C'
              )
            )
          )
        )
      );
    }
  }]);
  return Image;
}(_react.Component);

Image.propTypes = {
  className: _propTypes2['default'].string,
  prefix: _propTypes2['default'].string,
  showRotateBtn: _propTypes2['default'].bool,
  images: _propTypes2['default'].array,
  index: _propTypes2['default'].number
};
Image.defaultProps = {
  className: '',
  prefix: 'zent',
  showRotateBtn: true,
  images: [],
  index: 0
};
exports['default'] = Image;