From 1a624e005e65046b1bb1ff3e10f060fb32984b24 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E8=B4=BE=E8=82=83?= <15833576927@163.com>
Date: Fri, 17 May 2024 13:51:32 +0800
Subject: [PATCH] =?UTF-8?q?=E5=9C=B0=E5=9B=BE=E7=BD=91=E6=A0=BC=E7=BA=BF?=
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---
 package.json                               |   1 +
 src/utils/ruoyi.js                         |  61 +++++++
 src/views/system/base/baseRightControl.vue |  32 ++--
 src/views/system/base/massifMap.vue        | 184 +++++++++++++++++++--
 4 files changed, 249 insertions(+), 29 deletions(-)

diff --git a/package.json b/package.json
index a47bb3f..594c613 100644
--- a/package.json
+++ b/package.json
@@ -18,6 +18,7 @@
   "dependencies": {
     "@element-plus/icons-vue": "2.3.1",
     "@icon-park/vue-next": "^1.4.2",
+    "@turf/turf": "^6.5.0",
     "@vuemap/vue-amap": "^2.1.1",
     "@vueup/vue-quill": "1.2.0",
     "@vueuse/core": "10.9.0",
diff --git a/src/utils/ruoyi.js b/src/utils/ruoyi.js
index ca00711..2e84caf 100644
--- a/src/utils/ruoyi.js
+++ b/src/utils/ruoyi.js
@@ -321,4 +321,65 @@ export function areaConversion(value, from = '平方米', arrive = '亩') {
     //执行换算，注意fRate的取值，得到上一次的单位节点，再取当前单位的换算率
     var rst = (v * fRate[from][arrive]).toFixed(4);//保留4位小数
     return parseFloat(rst)
+}
+
+/**
+ * 计算中心点
+ * @param lnglatarr
+ * @returns {AMap.LngLat}
+ */
+export function calculateCenter(lnglatarr) {
+    var total = lnglatarr.length;
+    var X = 0,
+        Y = 0,
+        Z = 0;
+    lnglatarr.map((item) => {
+        var lng = (item[0] * Math.PI) / 180;
+        var lat = (item[1] * Math.PI) / 180;
+        var x, y, z;
+        x = Math.cos(lat) * Math.cos(lng);
+        y = Math.cos(lat) * Math.sin(lng);
+        z = Math.sin(lat);
+        X += x;
+        Y += y;
+        Z += z;
+    });
+    X = X / total;
+    Y = Y / total;
+    Z = Z / total;
+    var Lng = Math.atan2(Y, X);
+    var Hyp = Math.sqrt(X * X + Y * Y);
+    var Lat = Math.atan2(Z, Hyp);
+    return new AMap.LngLat((Lng * 180) / Math.PI, (Lat * 180) / Math.PI);
+}
+
+/**
+ * 计算多边形边界并返回网格线路径
+ * @param polygon 多边形数据
+ * @param grid 网格大小 默认10m
+ * @returns {*[]}
+ */
+export function drawGridLines(polygon, grid = 10) {
+    let gridSize =  0.00001 * grid
+    let minLng = Infinity;
+    let maxLng = -Infinity;
+    let minLat = Infinity;
+    let maxLat = -Infinity;
+    // 计算边界
+    polygon.forEach(point => {
+        if (point[0] < minLng) minLng = point[0];
+        if (point[0] > maxLng) maxLng = point[0];
+        if (point[1] < minLat) minLat = point[1];
+        if (point[1] > maxLat) maxLat = point[1];
+    });
+    // 通过边界和网格大小计算网格线
+    var gridLines = [];
+    for (var lat = minLat; lat <= maxLat; lat += gridSize) { // 约等于10m
+        for (var lng = minLng; lng <= maxLng; lng += gridSize) { // 同上
+            // 创建水平和垂直两条线
+            gridLines.push([[lng, lat], [lng + gridSize, lat]]);
+            gridLines.push([[lng, lat], [lng, lat + gridSize]]);
+        }
+    }
+    return gridLines
 }
\ No newline at end of file
diff --git a/src/views/system/base/baseRightControl.vue b/src/views/system/base/baseRightControl.vue
index e66bbcc..e37148d 100644
--- a/src/views/system/base/baseRightControl.vue
+++ b/src/views/system/base/baseRightControl.vue
@@ -10,21 +10,23 @@ const router = useRouter()
 const toBaseTable = () => {
   router.push('/system/base/baseTable')
 }
-const control = reactive({
-  // 地图类型
-  dataType:1,
-  // 显示地块标签
-  massifLabel:false,
-  // 显示网格地块
-  massifGrid:false,
-  // 显示垄
-  showRidge:false,
-  // 显示垄标签
-  ridgeLabel:false,
-  // 显示植株
-  showPlant:false,
-  // 显示植株标签
-  plantLabel:false,
+const control = defineModel({
+  default: {
+    // 地图类型
+    dataType: 1,
+    // 显示地块标签
+    massifLabel: false,
+    // 显示网格地块
+    massifGrid: false,
+    // 显示垄
+    showRidge: false,
+    // 显示垄标签
+    ridgeLabel: false,
+    // 显示植株
+    showPlant: false,
+    // 显示植株标签
+    plantLabel: false,
+  }
 })
 </script>
 
diff --git a/src/views/system/base/massifMap.vue b/src/views/system/base/massifMap.vue
index 1763fbb..3d52481 100644
--- a/src/views/system/base/massifMap.vue
+++ b/src/views/system/base/massifMap.vue
@@ -2,23 +2,100 @@
 <script setup>
 import {ElAmap, useGeolocation, lazyAMapApiLoaderInstance} from "@vuemap/vue-amap";
 import BaseRightControl from "@/views/system/base/baseRightControl.vue";
-import {areaConversion} from "@/utils/ruoyi.js";
-import {ElMessageBox} from "element-plus";
+import {areaConversion, calculateCenter, drawGridLines} from "@/utils/ruoyi.js";
+import {ElMessage, ElMessageBox} from "element-plus";
+import useSettingsStore from "@/store/modules/settings.js";
+import * as turf from '@turf/turf'
 const polygonRef = ref(null)
+const settingsStore = useSettingsStore()
+// 当前地块
+const currentMassif = ref(null)
+const control = reactive({
+    // 地图类型
+    dataType: 1,
+    // 显示地块标签
+    massifLabel: true,
+    // 显示网格地块
+    massifGrid: false,
+    // 显示垄
+    showRidge: false,
+    // 显示垄标签
+    ridgeLabel: false,
+    // 显示植株
+    showPlant: false,
+    // 显示植株标签
+    plantLabel: false,
+})
+// 鼠标工具ref
+const mouseToolRef = ref(null)
 const router = useRouter()
 const route = useRoute();
 // 绘制面积(亩)
 const floorSpace = ref(0)
 const maxHeight = ref(window.innerHeight - 100);
-const zoom = ref(13);
-// 是否出于绘制模式
+const zoom = ref(17);
+// 是否处于绘制模式
 const protract = ref(false)
 // 显示鼠标绘制
 const createdMouse = ref(false)
 // 基地id
 const baseId = Number(route.params.baseId)
+// 文本标记
+const componentText = ref([])
+// 折线标记
+const gridLines = ref([])
 // 地块列表
-const polygonList = reactive([])
+const polygonList = reactive([
+  {
+    id: 1,
+    title: '测试地块1',
+    path:[
+      [
+        116.337325,
+        39.979046
+      ],
+      [
+        116.337334,
+        39.978387
+      ],
+      [
+        116.337592,
+        39.978374
+      ],
+      [
+        116.337861,
+        39.979013
+      ],
+      [
+        116.337799,
+        39.97906
+      ]
+    ],
+    fillColor:'#09a882'
+  },
+  {
+    id:2,
+    title:'测试地块2',
+    path:[
+      [
+        116.338296,
+        39.978921
+      ],
+      [
+        116.33829,
+        39.978668
+      ],
+      [
+        116.338569,
+        39.978657
+      ],
+      [
+        116.33859,
+        39.978905
+      ]
+    ]
+  }
+])
 const polygonTemp = ref(null)
 // 鼠标绘制地块完成
 const draw = (value) => {
@@ -72,17 +149,61 @@ const resetMassif = () => {
       '重置后本次绘制内容将会被清空,是否确认重置?重置后可重新绘制',
       '重置地块',
       {
-        confirmButtonText: '不，我再想想',
-        cancelButtonText: '确认重置',
+        confirmButtonText: '确认重置',
+        cancelButtonText: '不，我再想想',
         customClass:'message-box'
       }
   )
       .then(() => {
+        if (mouseToolRef.value){
+          mouseToolRef.value.$$close(true)
+          mouseToolRef.value.$$open()
+        }
         addMassif()
       })
       .catch(() => {
       })
 }
+// 点击确定完成绘制
+const submitMassif = () => {
+  lazyAMapApiLoaderInstance.then(() => {
+    if (polygonTemp.value.length<3){
+      ElMessage.error('地块至少需要三个点')
+      return
+    }
+    for (let item of polygonList) {
+      if (AMap.GeometryUtil.doesRingRingIntersect(polygonTemp.value,item.path) || AMap.GeometryUtil.isRingInRing(polygonTemp.value,item.path) || AMap.GeometryUtil.isRingInRing(item.path,polygonTemp.value)){
+        ElMessage.error('当前地块与已有地块边界重合,请修改后再确认')
+        return
+      }
+    }
+    polygonList.push({path:polygonTemp.value,edit:false})
+    polygonTemp.value = undefined
+    createdMouse.value = false
+    protract.value = false
+  })
+
+}
+watch(()=>polygonList,(value)=>{
+  componentText.value = []
+    value.forEach(item=>{
+      let points = turf.points(item.path);
+      // 格式化标签位置
+      componentText.value.push({text:item.title,position:turf.center(points).geometry.coordinates})
+      // 格式化网格线显示
+      // gridLines.value.push(drawGridLines(item.path))
+      var bbox = turf.bbox(turf.lineString(item.path));
+      // 网格密度 km
+      var cellSide = 0.01;
+      var options = {units: 'kilometers'};
+      var squareGrid = turf.squareGrid(bbox, cellSide, options);
+      let newList = []
+      squareGrid.features.map(item => item.geometry.coordinates).forEach(item =>{
+        newList.push(...item)
+      })
+      gridLines.value.push(newList)
+    })
+},{deep:true,immediate:true})
 </script>
 
 <template>
@@ -107,6 +228,7 @@ const resetMassif = () => {
       />
       <!--鼠标工具-->
       <el-amap-mouse-tool
+          ref="mouseToolRef"
           v-if="createdMouse"
           type="polyline"
           :auto-clear="true"
@@ -117,7 +239,8 @@ const resetMassif = () => {
           v-for="(polygon, index) in polygonList"
           :path="polygon.path"
           :visible="true"
-          :editable="polygon.edit"
+          :fillColor="polygon.fillColor"
+          :editable="false"
       />
       <!--多边形-->
       <el-amap-polygon
@@ -130,13 +253,31 @@ const resetMassif = () => {
           :visible="true"
           :editable="true"
       />
+      <!--灵活点标记-地块名称-->
+      <el-amap-marker
+          v-if="control.massifLabel"
+          v-for="comText in componentText"
+          :position="comText.position"
+          :visible="true"
+          :label="{content:comText.text,offset:[-50,0]}">
+        <div></div>
+      </el-amap-marker>
+      <el-amap-polyline
+          v-if="control.massifGrid"
+          v-for="grid in gridLines"
+          :path="grid"
+          :visible="true">
+      </el-amap-polyline>
       <div class="top-block">
-        <el-button v-if="!protract" class="operate" @click="addMassif">添加地块</el-button>
-        <base-right-control v-if="!protract"/>
+        <base-right-control v-if="!protract" v-model="control"/>
+        <!--左侧操作区-->
+        <div v-if="!protract" class="operate map-left">
+          <el-button @click="addMassif">添加地块</el-button>
+        </div>
         <!--绘制操作区-->
         <div v-if="protract" class="protract-control operate">
-          <el-button type="primary" :disabled="createdMouse">确认({{ floorSpace }}亩)</el-button>
-          <el-button @click="resetMassif" :disabled="createdMouse">重置</el-button>
+          <el-button type="primary" :disabled="createdMouse" @click="submitMassif">确认({{ floorSpace }}亩)</el-button>
+          <el-button @click="resetMassif">重置</el-button>
           <el-button @click="cancelMassif">取消</el-button>
         </div>
       </div>
@@ -145,6 +286,7 @@ const resetMassif = () => {
 </template>
 
 <style scoped lang="scss">
+//地图上层元素
 .top-block {
   position: absolute;
   top: 0;
@@ -156,17 +298,30 @@ const resetMassif = () => {
     pointer-events: all;
   }
 }
-
+//地图左侧操作区
+.map-left{
+  background: #FFFFFF;
+  width: 350px;
+  border-radius: 5px;
+  padding: 10px;
+  position: absolute;
+  left: 10px;
+  top: 20px;
+  //透明度
+  opacity:0.9;
+}
+//点标记图标样式
 .local-icon {
   width: 30px;
   height: 30px;
 }
-
+//灵活点标记样式
 :deep(.amap-marker-label) {
   border: none;
   border-radius: 5px;
   padding: 5px 10px;
 }
+//绘制操作区
 .protract-control {
   position: absolute;
   right: 20px;
@@ -174,6 +329,7 @@ const resetMassif = () => {
 }
 </style>
 <style lang="scss">
+//修改确认弹窗样式
 .message-box{
   --el-messagebox-width: 450px;
   padding: 20px;