rc-tile-map/lib/Map.js

地图组件

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports['default'] = undefined;

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 _get = function get(object, property, receiver) { if (object === null) object = Function.prototype; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { return get(parent, property, receiver); } } else if ("value" in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } };

var _class, _temp2;

var _lodash = require('lodash');

var _react = require('react');

var _react2 = _interopRequireDefault(_react);

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

var _propTypes2 = _interopRequireDefault(_propTypes);

var _MapComponent2 = require('./MapComponent');

var _MapComponent3 = _interopRequireDefault(_MapComponent2);

var _children = require('./propTypes/children');

var _children2 = _interopRequireDefault(_children);

var _point = require('./propTypes/point');

var _point2 = _interopRequireDefault(_point);

var _layerContainer = require('./propTypes/layerContainer');

var _layerContainer2 = _interopRequireDefault(_layerContainer);

var _map = require('./propTypes/map');

var _map2 = _interopRequireDefault(_map);

var _viewport = require('./propTypes/viewport');

var _viewport2 = _interopRequireDefault(_viewport);

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 MapOptions = ['minZoom', 'maxZoom', 'mapType', 'enableHighResolution', 'enableAutoResize', 'enableMapClick'];
var Map = (_temp2 = _class = function (_MapComponent) {
  _inherits(Map, _MapComponent);

  function Map() {
    var _ref;

    var _temp, _this, _ret;

    _classCallCheck(this, Map);

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

    return _ret = (_temp = (_this = _possibleConstructorReturn(this, (_ref = Map.__proto__ || Object.getPrototypeOf(Map)).call.apply(_ref, [this].concat(args))), _this), _this._updating = false, _this.bindContainer = function (container) {
      _this.container = container;
    }, _temp), _possibleConstructorReturn(_this, _ret);
  }

  _createClass(Map, [{
    key: 'getChildContext',
    value: function getChildContext() {
      return {
        layerContainer: this.componentInstance,
        map: this.componentInstance
      };
    }
  }, {
    key: 'createComponentInstance',
    value: function createComponentInstance(props) {
      var center = props.center,
          zoom = props.zoom,
          disableScrollWheelZoom = props.disableScrollWheelZoom,
          disableDoubleClickZoom = props.disableDoubleClickZoom;

      var mapNow = new window.BMap.Map(this.container, (0, _lodash.pick)(props, MapOptions));
      mapNow.centerAndZoom(center, zoom);
      if (disableScrollWheelZoom) {
        mapNow.disableScrollWheelZoom();
      } else {
        mapNow.enableScrollWheelZoom(true);
      }
      if (disableDoubleClickZoom) {
        mapNow.disableDoubleClickZoom();
      } else {
        mapNow.enableDoubleClickZoom(true);
      }
      return mapNow;
    }
  }, {
    key: 'updateComponentInstance',
    value: function updateComponentInstance(fromProps, toProps) {
      this._updating = true;
      var center = toProps.center,
          viewport = toProps.viewport,
          maxZoom = toProps.maxZoom,
          minZoom = toProps.minZoom,
          zoom = toProps.zoom;

      var centerChange = center && !(0, _lodash.isEqual)(center, fromProps.center);
      var zoomChange = typeof zoom === 'number' && zoom !== fromProps.zoom;
      if (viewport && !(0, _lodash.isEqual)(viewport, fromProps.viewport)) {
        this.componentInstance.setViewport(viewport);
      } else if (centerChange && zoomChange) {
        this.componentInstance.centerAndZoom(center, zoom);
      } else if (centerChange && !zoomChange) {
        this.componentInstance.setCenter(center);
      } else if (zoomChange && !centerChange) {
        this.componentInstance.setZoom(zoom);
      }
      if (typeof maxZoom === 'number' && maxZoom !== fromProps.maxZoom) {
        this.componentInstance.setMaxZoom(maxZoom);
      }
      if (typeof minZoom === 'number' && minZoom !== fromProps.minZoom) {
        this.componentInstance.setMinZoom(minZoom);
      }
      this._updating = false;
    }
  }, {
    key: 'componentDidMount',
    value: function componentDidMount() {
      this.componentInstance = this.createComponentInstance(this.props);
      if (this.props.setComponentInstance) {
        this.props.setComponentInstance(this.componentInstance);
      }
      _get(Map.prototype.__proto__ || Object.getPrototypeOf(Map.prototype), 'componentDidMount', this).call(this);
      this.forceUpdate(); // Re-render now that componentInstance is created
    }
  }, {
    key: 'componentDidUpdate',
    value: function componentDidUpdate(prevProps) {
      this.updateComponentInstance(prevProps, this.props);
    }
  }, {
    key: 'componentWillUnmount',
    value: function componentWillUnmount() {
      _get(Map.prototype.__proto__ || Object.getPrototypeOf(Map.prototype), 'componentWillUnmount', this).call(this);
    }
  }, {
    key: 'render',
    value: function render() {
      var map = this.componentInstance;
      var children = map ? this.props.children : null;

      return _react2['default'].createElement(
        'div',
        { className: this.props.className, id: this.props.id, ref: this.bindContainer, style: this.props.style },
        children
      );
    }
  }]);

  return Map;
}(_MapComponent3['default']), _class.defaultProps = {
  mapType: window.BMAP_NORMAL_MAP,
  enableAutoResize: true,
  enableMapClick: true,
  disableDoubleClickZoom: false,
  disableScrollWheelZoom: false,
  center: window.BMap && new window.BMap.Point(116.404, 39.915),
  zoom: 11
}, _class.propTypes = {
  minZoom: _propTypes2['default'].number,
  maxZoom: _propTypes2['default'].number,
  mapType: _propTypes2['default'].object,
  enableAutoResize: _propTypes2['default'].bool,
  enableMapClick: _propTypes2['default'].bool,
  disableScrollWheelZoom: _propTypes2['default'].bool,
  disableDoubleClickZoom: _propTypes2['default'].bool,
  children: _children2['default'],
  className: _propTypes2['default'].string,
  id: _propTypes2['default'].string,
  style: _propTypes2['default'].object,
  viewport: _viewport2['default'],
  center: _propTypes2['default'].oneOfType([_propTypes2['default'].string, _point2['default']]),
  zoom: _propTypes2['default'].number
}, _class.childContextTypes = {
  layerContainer: _layerContainer2['default'],
  map: _map2['default']
}, _temp2);
exports['default'] = Map;
module.exports = exports['default'];