修改

src/Obj/Analysis/Section/index.js

@@ -2,7 +2,7 @@ import Tools from "../../../Tools";
 class Section extends Tools {
   /**
   * @constructor 剖切
-  * @param sdk 
+  * @param sdk
   * @param tiles3d {object} 3dtiles对象
   * @param {Array.<object>} options.positions 经纬度[{lon,lat,alt},...]
   * @param options.regionsType=false 裁剪类型 false:裁剪内部，true:裁剪外部
@@ -17,6 +17,7 @@ class Section extends Tools {
     this.options.regionsType = this.options.regionsType || false
     YJ.Analysis.SectionResults.push(this)
     this.Planes = []
+    this.tools = new Tools();
     Section.start(this)
   }
 
@@ -33,12 +34,13 @@ class Section extends Tools {
 
   static start(that) {
     let positions = that.options.positions || []
-    if(!that.isConvex(positions)) {
-      window.ELEMENT && window.ELEMENT.Message({
-        message: '不支持凹多边形',
-        type: 'warning',
-        duration: 1500
-      });
+    if (!that.isConvex(positions)) {
+      // window.ELEMENT && window.ELEMENT.Message({
+      //   message: '不支持凹多边形',
+      //   type: 'warning',
+      //   duration: 1500
+      // });
+      that.tools.message({ type: 'warning', text: '不支持凹多边形' })
       console.log('不支持凹多边形')
       return
     }
@@ -87,13 +89,13 @@ class Section extends Tools {
       }
     }
 
-    if(that.tiles3d.clippingPlanes) {
+    if (that.tiles3d.clippingPlanes) {
       that.tiles3d.clippingPlanes.removeAll()
-      for(let i=0;i<that.Planes.length;i++) {
+      for (let i = 0; i < that.Planes.length; i++) {
         that.tiles3d.clippingPlanes.add(that.Planes[i])
       }
       that.tiles3d.clippingPlanes.enabled = true
-      
+
     }
     else {
       const PlaneCollection = new Cesium.ClippingPlaneCollection({
@@ -135,11 +137,11 @@ class Section extends Tools {
   destroy() {
     this.Planes = []
     // this.tiles3d.clippingPlanes = new Cesium.ClippingPlaneCollection()
-    if(this.tiles3d.clippingPlanes) {
+    if (this.tiles3d.clippingPlanes) {
       this.tiles3d.clippingPlanes.enabled = false
       this.tiles3d.clippingPlanes.removeAll()
     }
   }
 }
 
-export default Section;
+export default Section;

src/Obj/Analysis/TerrainExcavation/index.js

@@ -158,7 +158,8 @@ class TerrainExcavation extends Tools {
         return
       }
       if (!this.isConvex(positions)) {
-        this.tools.message({ type: 'warning', text: '至少拥有三个坐标位置！' })
+        // this.tools.message({ type: 'warning', text: '至少拥有三个坐标位置！' })
+        this.tools.message({ type: 'warning', text: '不支持凹多边形' })
         console.log('不支持凹多边形')
         return
       }