学校设备位置优化

src/views/schoolSection/deviceManage/deviceManage.vue

                 }"
                 :show="baiduMapInfo.markerInfo.show"
                 @close="closeBmInfoWindow()"
+                @open="openBmInfoWindow()"
               >
-                <div>地址： {{ baiduMapInfo.markerInfo.address }}</div>
+                <div v-if="baiduMapInfo.markerInfo.address">
+                  地址： {{ baiduMapInfo.markerInfo.address }}
+                </div>
                 <div>经度：{{ baiduMapInfo.markerInfo.lng }}</div>
                 <div>维度：{{ baiduMapInfo.markerInfo.lat }}</div>
               </bm-info-window>
               lng: this.baiduMapInfo.positions[0].lng,
               lat: this.baiduMapInfo.positions[0].lat
             };
-            this.baiduMapInfo.markerInfo = {
-              show: false,
-              address: "",
-              lng: this.baiduMapInfo.center.lng,
-              lat: this.baiduMapInfo.center.lat
-            };
           } else {
             this.baiduMapInfo.center = "郑州市";
           }
               lng: item.lng,
               lat: item.lat
             };
+          } else {
+            this.baiduMapInfo.markerInfo = {
+              show: true,
+              address: "",
+              lng: item.lng,
+              lat: item.lat
+            };
           }
         });
       }
     },
+    openBmInfoWindow() {
+      this.baiduMapInfo.markerInfo.show = true;
+    },
     closeBmInfoWindow() {
       this.baiduMapInfo.markerInfo.show = false;
     },