text: const fs = require('fs');
  const xml2js = require('xml2js');
  
  class ThemeFactory {
      constructor(parentFactory, args) {
          this.parentFactory = parentFactory;
          this.content = parentFactory.content;
          this.args = args;
      }
  
      build() {
          xml2js.parseString(fs.readFileSync(`${__dirname}/../../fragments/ppt/theme/theme1.xml`), (err, js) => {
              this.content['ppt/theme/theme1.xml'] = js;
          });
      }
  }
  
  module.exports.ThemeFactory = ThemeFactory;
  