修改

src/views/MLargeScreen/index.vue

@@ -134,6 +134,11 @@ export default {
 			batteryEnegy:0,
 			//判断卸车1
 			boo1:false,
+			//暂存的经纬度
+			oldxy:{
+				lat:0,//纬度
+				lng:0,//经度
+			},
 		}
 	},
 	mounted(){
@@ -147,7 +152,7 @@ export default {
             if(this.carclass == '铲车'){
 				this.loadData1();
 			}
-			//获取报警记录
+			//获取报警记录以及坐标计算距离并返回给后台
 			httpGet(vehicleInformationQuery,{number:this.carnumber}).then((res) => {
                 if(res.code == 200){
 					if(res.data.totalElements == 0){
@@ -174,10 +179,27 @@ export default {
 								});
 							}
 						});
-					}	
+						//获取车辆坐标计算距离并返回给后台
+						httpGet(carRealTimeLocationQuery2,{name:res.data.content[0].equipmentName}).then((res2) => {
+							if(res2.data){
+								if(this.oldxy.lat == 0 || this.oldxy.lng == 0){
+									this.oldxy.lat = res2.data.location.y;
+									this.oldxy.lng = res2.data.location.x;
+								}else{
+									let distance1 = this.getDistance(this.oldxy.lat,this.oldxy.lng,res2.data.location.y,res2.data.location.x) + parseFloat(res.data.content[0].odo);
+									putForJson(vehicleInformationUpdate,{id:res.data.content[0].id,odo:distance1}).then((res) => {});
+									this.$nextTick(()=>{
+										this.oldxy.lat = res2.data.location.y;
+										this.oldxy.lng = res2.data.location.x;
+									})
+								}
+							}
+						});
+					}
 				}
             });
-        }, 20000)
+
+        }, 15000)
 
 	},
 	methods:{
@@ -506,6 +528,17 @@ export default {
 				}
             });
 		},
+		//根据两个经纬度计算距离
+		getDistance(lat1, lng1, lat2, lng2) {
+			var radLat1 = lat1 * Math.PI / 180.0;
+			var radLat2 = lat2 * Math.PI / 180.0;
+			var a = radLat1 - radLat2;
+			var b = lng1 * Math.PI / 180.0 - lng2 * Math.PI / 180.0;
+			var s = 2 * Math.asin(Math.sqrt(Math.pow(Math.sin(a / 2), 2) + Math.cos(radLat1) * Math.cos(radLat2) * Math.pow(Math.sin(b / 2), 2)));
+			s = s * 6378.137 // EARTH_RADIUS;
+			s = Math.round(s * 10000) / 10000;
+			return s
+		},
 		//执行路径
 		zhixinglujing(boo){
 			//this.$refs.mars3dViewerMapMethod.addArrowGraphic3(boo);