style:证书预览

 <!--
  * @Description:
  * @Autor: renchao
- * @LastEditTime: 2023-08-29 09:22:33
+ * @LastEditTime: 2023-08-29 09:50:32
 -->
 <template>
   <el-form ref="ruleForm" :model="ruleForm" label-width="100px" :rules="rules">
@@ -185,15 +185,16 @@
               that.ruleForm.tmpcontent = document.getElementById("S1").value;
               if (that.ruleForm.tmpno == 'zsdy') {
                 LODOP.ADD_PRINT_SETUP_BKIMG("<img border='0' src='http://192.168.2.38:9000/bdcdj/zhengshu_image/bdcqzs2.jpg'>");
-                LODOP.SET_SHOW_MODE("BKIMG_PRINT", 1);//打印包含背景图	
-                LODOP.SET_PRINT_PAGESIZE(1, 0, 0, "B4", 1);
               } else if (that.ruleForm.tmpno == 'zmdy') {
                 LODOP.ADD_PRINT_SETUP_BKIMG("<img border='0' src='http://192.168.2.38:9000/bdcdj/zhengshu_image/bdcdjzm.jpg'>");
-                LODOP.SET_SHOW_MODE("BKIMG_PRINT", 1);//打印包含背景图	
               }
+              LODOP.SET_SHOW_MODE("BKIMG_PRINT", 1);//打印包含背景图	
               that.loadStatus = '2';
             }, 1000);
           };
+        if (['zsdy', 'zmdy'].includes(that.ruleForm.tmpno)) {
+          LODOP.SET_PRINT_MODE("RESELECT_ORIENT", true); // 设置为横向打印
+        }
         LODOP.PRINT_DESIGN(); //打印设计或者打印维护需要放到最后
       }
     }

 <!--
  * @Description:
  * @Autor: renchao
- * @LastEditTime: 2023-08-28 17:18:19
+ * @LastEditTime: 2023-08-29 09:56:47
 -->
 <template>
   <div class="from-clues loadingtext" v-Loading="loading" element-loading-text="拼命加载中..." style="height:720px;text-align: center;">
@@ -124,6 +124,7 @@
       drawTextOnImage () {
         function getByteLen (val) {
           var len = 0;
+          if (!val) return len;
           for (var i = 0; i < val.length; i++) {
             var length = val.charCodeAt(i);
             if (length >= 0 && length <= 128) {