Vent-App/node_modules/echarts/ssr/client/lib/index.js

/**
 * AUTO-GENERATED FILE. DO NOT MODIFY.
 */

/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements.  See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership.  The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License.  You may obtain a copy of the License at
*
*   http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied.  See the License for the
* specific language governing permissions and limitations
* under the License.
*/
export function hydrate(dom, options) {
  var svgRoot = dom.querySelector('svg');
  if (!svgRoot) {
    console.error('No SVG element found in the DOM.');
    return;
  }
  function getIndex(child, attr) {
    var index = child.getAttribute(attr);
    if (index) {
      return parseInt(index, 10);
    } else {
      return undefined;
    }
  }
  var listeners = options.on || {};
  var _loop_1 = function (rawEvtName) {
    if (!listeners.hasOwnProperty(rawEvtName)) {
      return "continue";
    }
    var eventName = rawEvtName;
    var listener = listeners[eventName];
    if (!isFunction(listener)) {
      return "continue";
    }
    svgRoot.addEventListener(eventName, function (event) {
      var targetEl = event.target;
      if (!targetEl || !isFunction(targetEl.getAttribute)) {
        return;
      }
      var type = targetEl.getAttribute('ecmeta_ssr_type');
      var silent = targetEl.getAttribute('ecmeta_silent') === 'true';
      if (!type || silent) {
        return;
      }
      listener({
        type: eventName,
        ssrType: type,
        seriesIndex: getIndex(targetEl, 'ecmeta_series_index'),
        dataIndex: getIndex(targetEl, 'ecmeta_data_index'),
        event: event
      });
    });
  };
  for (var rawEvtName in listeners) {
    _loop_1(rawEvtName);
  }
}
function isFunction(value) {
  return typeof value === 'function';
}