图例的修改，目录树调整，图层管理调整，图片更新

shuishen

2021-06-23 9356ddd3554e1ddf8847923d0ce2eceeef8411f0

 widgets/Layermanagement/Widget.html

@@ -10,7 +10,13 @@
         图层管理
         <span class='sign-head-th-xx'><i class='layui-icon'>&#x1006;</i></span>
      </h3>
      <ul>

        <div class="layer-list-box">
            <ul class="layers-title">

            </ul>

            <ul class="layers-item">
         <li class="no-data">
            <div>
               暂无图层加载
@@ -19,6 +25,8 @@
      </ul>
   </div>

    </div>

   <div class="tree-layer-opcity">
      <h3>图层透明度控制</h3>
      <i class="close layui-icon">&#x1006;</i>