解决正射箭头丢失

src/views/Daichuli/Feedback/Inspection/Report/index.vue

@@ -193,25 +193,33 @@ export default {
       this.pdSubType === productSubTypeVal.ACS_TYPESOFLANDCOVER ||
       this.pdSubType === productSubTypeVal.ACS_VEGETATIONPHENOLOGY
     ) {
-      this.base64Data = this.$refs.reportQT.myCharts.getDataURL({
+      new Promise((res, rej) => {
+        setTimeout(() => {
+          res(this.$refs.reportQT.myCharts.getDataURL({
             type: "png",
             pixelRatio: 1.5, //放大两倍下载，之后压缩到同等大小展示。解决生成图片在移动端模糊问题
             backgroundColor: "#fff",
             excludeComponents: ["toolbox", "dataZoom"],
-      });
-      setTimeout(() => {
+          }))
+        }, 500)
+      }).then((res) => {
+        this.base64Data = res;
         this.exportPdf(this.reportMsg);
-      }, 1500);
+      })
     } else {
-      this.base64Data = this.$refs.reportRT.myCharts.getDataURL({
+      new Promise((res, rej) => {
+        setTimeout(() => {
+          res(this.$refs.reportRT.myCharts.getDataURL({
             type: "png",
             pixelRatio: 1.5, //放大两倍下载，之后压缩到同等大小展示。解决生成图片在移动端模糊问题
             backgroundColor: "#fff",
             excludeComponents: ["toolbox", "dataZoom"],
-      });
-      setTimeout(() => {
+          }))
+        }, 500)
+      }).then((res) => {
+        this.base64Data = res;
         this.exportPdf(this.reportMsg);
-      }, 1500);
+      })
     }
   },
   created() {