rc-tile-map/lib/control/CustomControl.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 _class, _temp;

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

var _propTypes2 = _interopRequireDefault(_propTypes);

var _propTypes3 = require('../propTypes');

var _MapControl2 = require('./MapControl');

var _MapControl3 = _interopRequireDefault(_MapControl2);

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 CustomControl = (_temp = _class = function (_MapControl) {
  _inherits(CustomControl, _MapControl);

  function CustomControl() {
    _classCallCheck(this, CustomControl);

    return _possibleConstructorReturn(this, (CustomControl.__proto__ || Object.getPrototypeOf(CustomControl)).apply(this, arguments));
  }

  _createClass(CustomControl, [{
    key: 'createComponentInstance',
    value: function createComponentInstance(props) {
      var _this2 = this;

      // 定义一个控件类,即function
      function MyCustomControl(options) {
        // 默认停靠位置和偏移量
        this.defaultAnchor = options.anchor;
        this.defaultOffset = options.offset;
      }

      // 通过JavaScript的prototype属性继承于BMap.Control
      MyCustomControl.prototype = new window.BMap.Control();

      // 自定义控件必须实现自己的initialize方法,并且将控件的DOM元素返回
      // 在本方法中创建个div元素作为控件的容器,并将其添加到地图容器中
      MyCustomControl.prototype.initialize = function (map) {
        // 将DOM元素返回
        var customDom = _this2.getHtmlDomByReactDom(props.children);
        map.getContainer().appendChild(customDom);
        return customDom;
      };
      return new MyCustomControl(this.getOptions(props));
    }
  }]);

  return CustomControl;
}(_MapControl3['default']), _class.defaultProps = {
  show: true,
  anchor: window.BMAP_ANCHOR_TOP_LEFT,
  offset: window.BMap && new window.BMap.Size(10, 10)
}, _class.propTypes = {
  children: _propTypes3.children.isRequired,
  anchor: _propTypes3.controlAnchor,
  offset: _propTypes3.size,
  show: _propTypes2['default'].bool
}, _class.contextTypes = {
  map: _propTypes3.map
}, _temp);
exports['default'] = CustomControl;
module.exports = exports['default'];