分割问题质心点修改

src/components/MapboxMaps/lib/splitpolygon.ts

@@ -30,12 +30,17 @@ import { generateUUID } from "../src/tool";
     
 
     //对多边形进行判断，切割外的多边形丢弃
-    // let innerPolygons = polygonCollection.features.filter(polygon => {
-    //     let center = turf.centroid(polygon);
-    //     return turf.booleanWithin(center, outerPolygon);
-    // });
+    let innerPolygons = polygonCollection.features.filter(polygon => {
+        // 获取多边形质心 多边形不规则时有问题
+        // let center = turf.centroid(polygon);
 
-    let innerPolygons = polygonCollection.features;
+        // 获取多边形表面一点
+        let newcenter = turf.pointOnFeature(polygon);
+        
+        return turf.booleanWithin(newcenter, outerPolygon);
+    });
+
+    // let innerPolygons = polygonCollection.features;
 
  
     //处理镂空数据（多处镂空数据会导致计算错误，因为polygonize方法无法正常的返回数据）