From a140d8c8fc7576c7b136b7df2ab9fcfcd1edfbd1 Mon Sep 17 00:00:00 2001
From: xiebin <123456>
Date: Thu, 25 Aug 2022 14:55:14 +0800
Subject: [PATCH] 地图模式显示地块种养品种

---
 src/components/map/plotMap.vue |   95 +++++++++++++++++++++++++++++++++++++++++------
 1 files changed, 82 insertions(+), 13 deletions(-)

diff --git a/src/components/map/plotMap.vue b/src/components/map/plotMap.vue
index 94060dc..a99cec7 100644
--- a/src/components/map/plotMap.vue
+++ b/src/components/map/plotMap.vue
@@ -17,10 +17,16 @@
 
     data () {
         return {
-
+            polyline: null,
         }
     },
-
+    watch: {
+        'polyline' (newObj, oldObj) {
+            if (newObj && oldObj) {
+              plotRegionLayer.removeOverlay(oldObj)
+            }
+        }
+    },
     computed: {
 
     },
@@ -255,19 +261,23 @@
             const that = this
             const center = this.getCenter(positions)
             if(item.strainUrl !=""){
+                const urls = item.strainUrl.split(',')
+                let imageStr = `<div class="farm-map-icon">`;
+                urls.forEach(url => {
+                  imageStr += `<img src="${url}" alt=""width="100px" height="100px" text-align="center" class="strainImg">`
+                })
+                imageStr += `</div>`
                 const divIcon = new global.DC.DivIcon(
-                    new global.DC.Position(center[0], center[1], 0),
-                    `
-                            <div class="farm-map-icon">
-                                <img src="${item.strainUrl}" alt=""width="50%" height="50%" text-align="center">
-                            </div>
-                            `
+                    new global.DC.Position(center[0], center[1], 0),imageStr
                 )
+
                 divIcon.attrParams = item
                 farmLogoLayer.addOverlay(divIcon)
-                divIcon.on(global.DC.MouseEventType.CLICK, (e) => {
-                    that.$parent.showDetailPopup(e.overlay.attrParams)
-                })
+
+
+                // divIcon.on(global.DC.MouseEventType.CLICK, (e) => {
+                //     that.$parent.showDetailPopup(e.overlay.attrParams)
+                // })
             }
             const polygon = new global.DC.Polygon(positions)
             polygon.attrParams = item
@@ -280,12 +290,50 @@
 
             polygon.on(global.DC.MouseEventType.CLICK, (e) => {
                 that.$parent.plotDetailsPopupShow(e.overlay.attrParams)
+                that.drawLandPolyLine(positions)
             })
 
             console.log(item, 123)
 
             plotRegionLayer.addOverlay(polygon)
             addPlotLayers.push({ center, name: item.landName, id: item.id })
+        },
+        /**
+         * 地块画线
+         * @param positions
+         */
+        drawLandPolyLine (positions) {
+          // 画线
+          this.polyline = new global.DC.Polyline(positions)
+          this.polyline.setStyle({
+            width: 4,
+            material: global.DC.Namespace.Cesium.Color.fromBytes(
+              200, 255, 255,
+              200
+            ),
+            clampToGround: true
+          })
+          plotRegionLayer.addOverlay(this.polyline)
+        },
+        /**
+         * 将数据库保存值转换成Map使用坐标
+         * @param landRange 数据库的值
+         * @returns {*[]} Map使用坐标
+         */
+        setPositionByLandRange (landRange) {
+            if (landRange) {
+                landRange = landRange.replace(/POLYGON\(\(/g, '')
+                landRange = landRange.replace(/\)\)/g, '')
+
+                const arr = landRange.split(',')
+                var brr = []
+                arr.forEach(it => {
+                  brr.push(it.split(' '))
+                })
+
+                return brr
+            }
+            return null
         },
 
         setCenter (name) {
@@ -312,13 +360,26 @@
             })
         },
 
-        setPlotCenter (name) {
+        setPlotCenter (landObj) {
+            if (!landObj.landRange) {
+                this.$message({
+                  message: '当前地块暂未绘制',
+                  type: 'warning'
+                })
+                return
+            }
             let center
             addPlotLayers.forEach(item => {
-                if (name == item.name) {
+                if (landObj.landName == item.name) {
                     center = item.center
                 }
             })
+
+            // 根据坐标画线
+            const positions = this.setPositionByLandRange(landObj.landRange)
+            if (positions) {
+                this.drawLandPolyLine(positions)
+            }
 
             global.viewer.camera.flyTo({
                 // Cesium的坐标是以地心为原点,一向指向南美洲,一向指向亚洲,一向指向北极州
@@ -393,4 +454,12 @@
     z-index: 99;
     overflow: hidden;
 }
+.div-icon{
+  background-color: transparent !important;
+}
+.strainImg{
+  width: 80px;
+  height: 80px;
+  border-radius:50%;
+}
 </style>

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