text: import React from 'react';
  import { handleClick } from 'lib/js/utils';
  
  class Controller extends React.Component {
  	constructor(props) {
  		super(props);
  	}
  	render() {
  		var controlelrUnitClassName='controller-unit';
  		if(this.props.arrange.isCenter){
  			controlelrUnitClassName+=' is-center';
  			// 如果同时对应的是翻转图片， 显示控制按钮的翻转态
  			if(this.props.arrange.isInverse){
  				controlelrUnitClassName += ' is-inverse';
  			}
  		}
  		return (
  				<span className={controlelrUnitClassName} onClick={handleClick.bind(this)}></span>
  			);
  	}
  }
  
  export default Controller;