From 2a547086974c31dd7a1ebc3c85c5afc6bf4cc999 Mon Sep 17 00:00:00 2001
From: shuishen <1109946754@qq.com>
Date: Wed, 13 Jul 2022 15:46:24 +0800
Subject: [PATCH] 部分修改
---
src/components/map/index.vue | 154 +++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 154 insertions(+), 0 deletions(-)
diff --git a/src/components/map/index.vue b/src/components/map/index.vue
index 16b4d5b..8bde44f 100644
--- a/src/components/map/index.vue
+++ b/src/components/map/index.vue
@@ -2,7 +2,14 @@
<template>
<div id="viewer-container" style="height: 100%; width: 100%"></div>
</template>
+
<script>
+
+var farmRegionLayer = null
+var plotRegionLayer = null
+var farmLogoLayer = null
+var addLayers = []
+var addPlotLayers = []
export default {
name: 'mapBox',
@@ -31,6 +38,15 @@
}
}
})
+
+ farmRegionLayer = new global.DC.VectorLayer('farmRegionLayer')
+ global.viewer.addLayer(farmRegionLayer)
+
+ plotRegionLayer = new global.DC.VectorLayer('plotRegionLayer')
+ global.viewer.addLayer(plotRegionLayer)
+
+ farmLogoLayer = new global.DC.HtmlLayer('farmLogoLayer')
+ global.viewer.addLayer(farmLogoLayer)
if (global.DC.Namespace.Cesium.FeatureDetection.supportsImageRenderingPixelated()) { // 判断是否支持图像渲染像素化处理
global.viewer.setOptions({
@@ -163,7 +179,145 @@
global.DC.ready(initViewer)
},
methods: {
+ addPolygon (positions, item) {
+ const that = this
+ const center = this.getCenter(positions)
+
+ const divIcon = new global.DC.DivIcon(
+ new global.DC.Position(center[0], center[1], 0),
+ `
+ <div class="farm-map-icon">
+ <img src="/img/icon/3858.png" alt="">
+ <div>${item.farmName}</div>
+ </div>
+ `
+ )
+ divIcon.attrParams = item
+ farmLogoLayer.addOverlay(divIcon)
+
+ divIcon.on(global.DC.MouseEventType.CLICK, (e) => {
+ that.$parent.showDetailPopup(e.overlay.attrParams)
+ })
+
+ const polygon = new global.DC.Polygon(positions)
+ polygon.setStyle({
+ material: global.DC.Namespace.Cesium.Color.fromBytes(
+ 244, 157, 21,
+ 200
+ )
+ })
+ farmRegionLayer.addOverlay(polygon)
+ addLayers.push({ center, name: item.farmName })
+ },
+
+ addPlotPolygon (positions, item) {
+ // const that = this
+
+ const center = this.getCenter(positions)
+
+ // const divIcon = new global.DC.DivIcon(
+ // new global.DC.Position(center[0], center[1], 0),
+ // `
+ // <div class="farm-map-icon">
+ // <img src="/img/icon/3858.png" alt="">
+ // // <div>${item.farmName}</div>
+ // </div>
+ // `
+ // )
+ // divIcon.attrParams = item
+ // farmLogoLayer.addOverlay(divIcon)
+
+ // divIcon.on(global.DC.MouseEventType.CLICK, (e) => {
+ // that.$parent.showDetailPopup(e.overlay.attrParams)
+ // })
+
+ const polygon = new global.DC.Polygon(positions)
+ polygon.setStyle({
+ material: global.DC.Namespace.Cesium.Color.fromBytes(
+ 129, 255, 84,
+ 200
+ )
+ })
+ plotRegionLayer.addOverlay(polygon)
+ addPlotLayers.push({ center, name: item.landName })
+ },
+
+ setCenter (name) {
+ let center
+ addLayers.forEach(item => {
+ if (name == item.name) {
+ center = item.center
+ }
+ })
+
+ 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
+ // fromDegrees()方法，将经纬度和高程转换为世界坐标
+ destination: global.DC.Namespace.Cesium.Cartesian3.fromDegrees(
+ center[0], center[1], 3000.0
+ ),
+ orientation: {
+ // 指向
+ heading: global.DC.Namespace.Cesium.Math.toRadians(0, 0),
+ // 视角
+ pitch: global.DC.Namespace.Cesium.Math.toRadians(-90),
+ roll: 0.0
+ }
+ })
+ },
+
+ setPlotCenter (name) {
+ let center
+ addPlotLayers.forEach(item => {
+ if (name == item.name) {
+ center = item.center
+ }
+ })
+
+ 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
+ // fromDegrees()方法，将经纬度和高程转换为世界坐标
+ destination: global.DC.Namespace.Cesium.Cartesian3.fromDegrees(
+ center[0], center[1], 3000.0
+ ),
+ orientation: {
+ // 指向
+ heading: global.DC.Namespace.Cesium.Math.toRadians(0, 0),
+ // 视角
+ pitch: global.DC.Namespace.Cesium.Math.toRadians(-90),
+ roll: 0.0
+ }
+ })
+ },
+
+ // 经纬度测算中心位置
+ getCenter (arr) {
+ let centerLonLat = []
+ if (arr.length) {
+ const lon = []
+ const lat = []
+ const poly = []
+ for (let i = 0, len = arr.length; i < len; i++) {
+ lon.push(arr[i][0])
+ lat.push(arr[i][1])
+ }
+ for (let i = 0, len = lon.length; i < len; i++) {
+ poly.push({
+ x: parseFloat(lon[i]),
+ y: parseFloat(lat[i]),
+ z: 0
+ })
+ }
+ const sortedLongitudeArray = poly.map(item => item.x).sort()
+ const sortedLatitudeArray = poly.map(item => item.y).sort()
+ const centerLongitude = ((parseFloat(sortedLongitudeArray[0]) + parseFloat(sortedLongitudeArray[sortedLongitudeArray.length - 1])) / 2).toFixed(14)
+ const centerLatitude = ((parseFloat(sortedLatitudeArray[0]) + parseFloat(sortedLatitudeArray[sortedLatitudeArray.length - 1])) / 2).toFixed(14)
+ console.log(centerLongitude, centerLatitude)
+ centerLonLat = [Number(centerLongitude), Number(centerLatitude)]
+ }
+ return centerLonLat
+ }
}
}
</script>
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