批量模型数量判断并设置提示

src/Obj/Base/BatchModel/index.js

@@ -5,6 +5,7 @@ import Dialog from '../../Element/Dialog';
 import { html } from "./_element";
 import EventBinding from '../../Element/Dialog/eventBinding';
 import Base from "../index";
+import Tools from "../../../Tools";
 import { syncData } from '../../../Global/MultiViewportMode'
 import Model from '../BaseSource/BaseModel/Model'
 import { legp } from '../../Element/datalist'
@@ -13,7 +14,7 @@ import DrawPolyline from '../../../Draw/drawPolyline'
 import DrawPolygon from '../../../Draw/drawPolygon'
 import DrawThreeRect from '../../../Draw/drawThreeRect'
 import DrawPoint from '../../../Draw/drawPoint'
-import { setActiveViewer, closeRotateAround, closeViewFollow } from '../../../Global/global'
+import { setActiveViewer, closeRotateAround, closeViewFollow, CesiumContainer } from '../../../Global/global'
 
 import { setSplitDirection, syncSplitData, setActiveId } from '../../../Global/SplitScreen'
 
@@ -46,6 +47,7 @@ class BatchModel extends Base {
     this._elms = {};
     this.pointArr = []
     this.sdk.addIncetance(this.options.id, this)
+    let tools = new Tools(sdk)
     // BatchModel.computeDis(this)
     // if (this.options.positions.length > 0 || this.options.positions.lng) {
     if ((options.type && options.spacing != undefined) || options.type == '点') {
@@ -67,6 +69,32 @@ class BatchModel extends Base {
       }
       Draw && Draw.start((a, positions) => {
         this.options.positions = positions;
+        //判断范围是否过大
+        if (options.type == '面') {
+          let posi = positions.map(v => {
+            return Cesium.Cartesian3.fromDegrees(v.lng, v.lat)
+          })
+          let dis1 = Cesium.Cartesian3.distance(posi[0], posi[1])
+          let dis2 = Cesium.Cartesian3.distance(posi[1], posi[2])
+          let num1 = dis1 / options.spacing
+          let num2 = dis2 / options.spacing
+          if (num1 * num2 > 100) {
+            tools.message({ type: 'warning', text: '数量大于100，请重新绘制' })
+            return;
+          }
+        } else if (options.type == '线') {
+          let posi = positions.map(v => {
+            return Cesium.Cartesian3.fromDegrees(v.lng, v.lat)
+          })
+          let dis = 0
+          for (let i = 0; i < posi.length - 2; i++) {
+            dis += Cesium.Cartesian3.distance(posi[i], posi[i + 1])
+          }
+          if (dis / options.spacing > 100) {
+            tools.message({ type: 'warning', text: '数量大于100，请重新绘制' })
+            return;
+          }
+        }
         // this.callback(this.options);
         (this.options.positions.length || this.options.positions.lng) && BatchModel.computeDis(this)
       })