优化地图组件添加自动开挖功能

src/components/supermap-2.5d.vue

@@ -29,6 +29,7 @@
           <input type="text" class="form-control" value="300" id="moveHeight" style="height: 25px;">
         </div>
         <div style="display: flex;justify-content: end;">
+          <button id="automaticDig" class="button black" type="button">自动开挖</button>
           <button id="dig" class="button black" type="button">开挖</button>
           <button id="clear" class="button black" type="button" style="margin-right: 0">清除</button>
         </div>
@@ -94,9 +95,8 @@
 
 <script>
 import {
-  iconList,
-  queryMap,
-  getDeviceList
+  getDeviceList,queryMap,
+  iconList
 } from '@/api/components/supermap.js'
 import Cookies from 'js-cookie'
 import {
@@ -379,6 +379,7 @@ export default {
               disableDepthTestDistance: Number.POSITIVE_INFINITY
             },
           })
+
           that.$emit('setPositioning', longitude, latitude);
         }
       }, SuperMap3D.ScreenSpaceEventType.LEFT_CLICK);
@@ -1087,24 +1088,11 @@ export default {
             var h = cartographic.height;
             positionsDegrees = positionsDegrees.concat([lon, lat, h]);
           }
-          extract(positionsDegrees);
+          that.extract(positionsDegrees);
           that.handlerExcavation.clear();
           that.handlerExcavation.deactivate();
           tooltip.setVisible(false);
         })
-        //地形抽出部分
-        function extract(positions) {
-          that.viewer.scene.globe.removeAllExtractRegion();
-          that.viewer.scene.globe.addExtractRegion({
-            name: 'extract', //名称
-            position: positions, //区域
-            height: $('#depth').val(), //开挖深度
-            transparent: false, //封边是否透明
-            extractHeight: Number($('#moveHeight').val()), //抽出高度
-            granularity: 1 //精度
-          });
-        }
-
         //清除剖切结果
         $('#clear').click(function() {
           tooltip.setVisible(false);
@@ -1115,10 +1103,88 @@ export default {
         $("#dig").click(function() {
           that.handlerExcavation.activate();
         });
+        $("#automaticDig").click(function() {
+          that.automaticExcavationCalculation(124.3486419476308,43.168731902748924);
+        });
 
         $('#loadingbar').remove();
       }, 1000)
     },
+    //自动挖选点
+    // automaticExcavation(){
+    //   this.setIsObtainLaAndLon(true)
+    // },
+    //自动挖选计算
+    automaticExcavationCalculation(longitude, latitude) {
+      // 地球半径，单位：米
+      const EARTH_RADIUS = 6371000;
+
+      // 将经纬度转换为弧度
+      const latRad = latitude * Math.PI / 180;
+      const lonRad = longitude * Math.PI / 180;
+
+      // 矩形半边长，单位：米
+      const halfSide = 2;
+
+      // 计算经度和纬度的变化量（近似）
+      const dLat = halfSide / EARTH_RADIUS;
+      const dLon = halfSide / (EARTH_RADIUS * Math.cos(latRad));
+
+      // 将弧度转换回角度
+      const dLatDeg = dLat * 180 / Math.PI;
+      const dLonDeg = dLon * 180 / Math.PI;
+
+      const points = [
+        longitude - dLonDeg,
+        latitude + dLatDeg,
+        0,
+        longitude + dLonDeg,
+        latitude + dLatDeg,
+        0,
+        longitude + dLonDeg,
+        latitude - dLatDeg,
+        0,
+        longitude - dLonDeg,
+        latitude - dLatDeg,
+        0
+      ]
+      // // 计算四个角点的经纬度
+      // const points = {
+      //   // 左上角
+      //   topLeft: {
+      //     latitude: latitude + dLatDeg,
+      //     longitude: longitude - dLonDeg
+      //   },
+      //   // 右上角
+      //   topRight: {
+      //     latitude: latitude + dLatDeg,
+      //     longitude: longitude + dLonDeg
+      //   },
+      //   // 左下角
+      //   bottomLeft: {
+      //     latitude: latitude - dLatDeg,
+      //     longitude: longitude - dLonDeg
+      //   },
+      //   // 右下角
+      //   bottomRight: {
+      //     latitude: latitude - dLatDeg,
+      //     longitude: longitude + dLonDeg
+      //   }
+      // }
+      this.extract(points);
+    },
+    //地形抽出部分
+    extract(positions) {
+      this.viewer.scene.globe.removeAllExtractRegion();
+      this.viewer.scene.globe.addExtractRegion({
+        name: 'extract', //名称
+        position: positions, //区域
+        height: $('#depth').val(), //开挖深度
+        transparent: false, //封边是否透明
+        extractHeight: Number($('#moveHeight').val()), //抽出高度
+        granularity: 1 //精度
+      });
+    },
     //填开挖分析
     excavationAnalyze(){
       let that = this
@@ -1620,11 +1686,15 @@ export default {
           this.scene.layers.find(k).removeObjsColor(selectedObjs[k]);
         }
       }
-      this.boxSelectionTooltip.setVisible(false);
-      this.handlerBoxSelection.removeInputAction(SuperMap3D.ScreenSpaceEventType.LEFT_DOWN, SuperMap3D.KeyboardEventModifier.SHIFT)
-      this.handlerBoxSelection.removeInputAction(SuperMap3D.ScreenSpaceEventType.MOUSE_MOVE, SuperMap3D.KeyboardEventModifier.SHIFT)
-      this.handlerBoxSelection.removeInputAction(SuperMap3D.ScreenSpaceEventType.LEFT_UP, SuperMap3D.KeyboardEventModifier.SHIFT)
-      this.handlerBoxSelection.removeInputAction(SuperMap3D.ScreenSpaceEventType.LEFT_UP)
+      if(this.boxSelectionTooltip){
+        this.boxSelectionTooltip.setVisible(false);
+      }
+      if(this.handlerBoxSelection){
+        this.handlerBoxSelection.removeInputAction(SuperMap3D.ScreenSpaceEventType.LEFT_DOWN, SuperMap3D.KeyboardEventModifier.SHIFT)
+        this.handlerBoxSelection.removeInputAction(SuperMap3D.ScreenSpaceEventType.MOUSE_MOVE, SuperMap3D.KeyboardEventModifier.SHIFT)
+        this.handlerBoxSelection.removeInputAction(SuperMap3D.ScreenSpaceEventType.LEFT_UP, SuperMap3D.KeyboardEventModifier.SHIFT)
+        this.handlerBoxSelection.removeInputAction(SuperMap3D.ScreenSpaceEventType.LEFT_UP)
+      }
     },
     /**
      * 切换地图