en/builder/src/echarts/model/mixin/makeStyleMapper.js

/*
* 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.
*/
// TODO Parse shadow style
// TODO Only shallow path support
import * as zrUtil from 'zrender/src/core/util';
export default function (properties) {
  // Normalize
  for (var i = 0; i < properties.length; i++) {
    if (!properties[i][1]) {
      properties[i][1] = properties[i][0];
    }
  }

  return function (model, excludes, includes) {
    var style = {};

    for (var i = 0; i < properties.length; i++) {
      var propName = properties[i][1];

      if (excludes && zrUtil.indexOf(excludes, propName) >= 0 || includes && zrUtil.indexOf(includes, propName) < 0) {
        continue;
      }

      var val = model.getShallow(propName);

      if (val != null) {
        style[properties[i][0]] = val;
      }
    }

    return style;
  };
}