en/builder/src/echarts3/model/mixin/makeStyleMapper.js

// 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;
  };
}