From d4a7ff209253655b044397d50fcb6e5480220a78 Mon Sep 17 00:00:00 2001
From: guoshilong <123456>
Date: Tue, 13 Sep 2022 11:17:58 +0800
Subject: [PATCH] 地图模式地块未绘制时报错
---
src/components/map/plotMap.vue | 30 +++++++++++++++++-------------
1 files changed, 17 insertions(+), 13 deletions(-)
diff --git a/src/components/map/plotMap.vue b/src/components/map/plotMap.vue
index ede9dc4..06b4e6e 100644
--- a/src/components/map/plotMap.vue
+++ b/src/components/map/plotMap.vue
@@ -474,18 +474,7 @@
// 经纬度测算中心位置
getCenter (arr) {
- var positionArr = []
- arr.forEach(e=>{
- // e = new global.DC.Namespace.Cesium.Cartesian3(e[0]-0, e[1]-0, 0)
- e[0] = e[0]-0
- e[1] = e[1]-0
- positionArr.push(e)
- })
- positionArr.push(arr[0])
- var positionTurf = [positionArr]
- var polygon = turf.polygon(positionTurf);
- var centroid = turf.centroid(polygon);
- let centerLonLat = []
+
// if (arr.length) {
// const lon = []
// const lat = []
@@ -509,7 +498,22 @@
// centerLonLat = [Number(centerLongitude), Number(centerLatitude)]
// console.log("中心",centerLonLat)
// }
- centerLonLat = [centroid.geometry.coordinates[0],centroid.geometry.coordinates[1]]
+ let centerLonLat = []
+ if(arr.length >= 3 ){
+ var positionArr = []
+ arr.forEach(e=>{
+ // e = new global.DC.Namespace.Cesium.Cartesian3(e[0]-0, e[1]-0, 0)
+ e[0] = e[0]-0
+ e[1] = e[1]-0
+ positionArr.push(e)
+ })
+ positionArr.push(arr[0])
+ var positionTurf = [positionArr]
+ var polygon = turf.polygon(positionTurf);
+ var centroid = turf.centroid(polygon);
+
+ centerLonLat = [centroid.geometry.coordinates[0],centroid.geometry.coordinates[1]]
+ }
return centerLonLat
}
}
--
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