地图组件调整，增加添加线方法 调用地图组件调整，更换方法加载

shuishen

2025-04-14 6c6f73db4de17e6e6607a0fbecd1af0a079f5e91

 src/components/map-container/mapContainer.vue

@@ -2,8 +2,8 @@
 * @Author: shuishen 1109946754@qq.com
 * @Date: 2024-10-25 15:07:51
 * @LastEditors: shuishen 1109946754@qq.com
 * @LastEditTime: 2025-04-10 13:04:30
 * @FilePath: \drone-web-manage\src\components\map-container\MapContainer.vue
 * @LastEditTime: 2025-04-14 23:09:33
 * @FilePath: \drone-web-manage\src\components\map-container\mapContainer.vue
 * @Description: 
 * 
 * Copyright (c) 2024 by shuishen, All Rights Reserved. 
@@ -20,10 +20,13 @@

<script setup>
import { nextTick, onMounted, onUnmounted } from 'vue'
import { read } from 'xlsx'

window.$viewer = null
window.$Cesium = null
let pointLayer = null
let polylineLayer = null

const { VITE_APP_BASE } = import.meta.env
// import * as Cesium from 'cesium'
// import 'cesium/Build/Cesium/Widgets/widgets.css'
@@ -36,80 +39,122 @@
})


watch(
    [() => isViewerReady.value, () => rowDetails],
    ([ready, detail]) => {
        if (ready && detail?.location) {
            const [lng, lat] = detail.location

            if (!lng || !lat) return

            let [newLng, newLat] = DC.CoordTransform.GCJ02ToWGS84(lng, lat)
            window.$viewer?.zoomToPosition(new DC.Position(
                newLng,
                newLat,
                1000,
                0,
                -90,
                0
            ), () => {
            })

            let point = new DC.Point(new DC.Position(newLng, newLat))
            pointLayer.addOverlay(point)
        }
    },
    { deep: true, immediate: true } // 初始化时立即执行
)

function initMap () {
async function initMap () {
    if (window.$viewer) return

    nextTick(() => {
        DC.ready({
            // Cesium: Cesium,
            baseUrl: `${VITE_APP_BASE}/libs/dc-sdk/resources/`,
        }).then(() => {
            window.$Cesium = DC.getLib('Cesium')

            // 天地图地图
            const imageryProvider_standZh = new window.$Cesium.UrlTemplateImageryProvider({
                url: 'https://t{s}.tianditu.gov.cn/DataServer?T=cva_w&x={x}&y={y}&l={z}&tk=e45274b0235bb913eceb393aabbf9c9c',
                subdomains: ['0', '1', '2', '3', '4', '5', '6', '7'],
                maximumLevel: 18,
                credit: 'stand_zj',
            })
            const imageryProvider_stand = new window.$Cesium.UrlTemplateImageryProvider({
                url: 'https://t{s}.tianditu.gov.cn/DataServer?T=vec_w&x={x}&y={y}&l={z}&tk=e45274b0235bb913eceb393aabbf9c9c',
                subdomains: ['0', '1', '2', '3', '4', '5', '6', '7'],
                // format: 'image/jpeg',
                // show: true,
                maximumLevel: 18,
                credit: 'stand_tc',
            })

            window.$viewer = new DC.Viewer('viewer-container')
            window.$viewer.locationBar.enable = false

            window.$viewer?.imageryLayers.addImageryProvider(imageryProvider_stand)
            window.$viewer?.imageryLayers.addImageryProvider(imageryProvider_standZh)

            pointLayer = new DC.VectorLayer('pointLayer')
            window.$viewer?.addLayer(pointLayer)

            isViewerReady.value = true
        })
    await DC.ready({
        // Cesium: Cesium,
        baseUrl: `${VITE_APP_BASE}/libs/dc-sdk/resources/`,
    })

    window.$Cesium = DC.getLib('Cesium')

    // 天地图地图
    const imageryProvider_standZh = new window.$Cesium.UrlTemplateImageryProvider({
        url: 'https://t{s}.tianditu.gov.cn/DataServer?T=cva_w&x={x}&y={y}&l={z}&tk=e45274b0235bb913eceb393aabbf9c9c',
        subdomains: ['0', '1', '2', '3', '4', '5', '6', '7'],
        maximumLevel: 18,
        credit: 'stand_zj',
    })
    const imageryProvider_stand = new window.$Cesium.UrlTemplateImageryProvider({
        url: 'https://t{s}.tianditu.gov.cn/DataServer?T=vec_w&x={x}&y={y}&l={z}&tk=e45274b0235bb913eceb393aabbf9c9c',
        subdomains: ['0', '1', '2', '3', '4', '5', '6', '7'],
        // format: 'image/jpeg',
        // show: true,
        maximumLevel: 18,
        credit: 'stand_tc',
    })

    window.$viewer = new DC.Viewer('viewer-container')
    window.$viewer.locationBar.enable = false

    window.$viewer?.imageryLayers.addImageryProvider(imageryProvider_stand)
    window.$viewer?.imageryLayers.addImageryProvider(imageryProvider_standZh)

    pointLayer = new DC.VectorLayer('pointLayer')
    window.$viewer?.addLayer(pointLayer)
    polylineLayer = new DC.VectorLayer('polylineLayer')
    window.$viewer?.addLayer(polylineLayer)

    isViewerReady.value = true
}

/**
 * 初始化标注添加
 * @param type 类型
 * @param data 数据
 */
const initAddEntity = (type, data) => {
    watch(() => isViewerReady.value,
        (ready) => {
            if (ready) {
                type === 'point' ? addPoint(data) : addPolyline(data)
            }
        },
        { deep: true, immediate: true } // 初始化时立即执行
    )
}

/**
 * 添加点标注
 * @param data 数据  数据格式 [lng, lat]
 */
function addPoint (data) {
    const [lng, lat] = data

    if (!lng || !lat) return

    let [newLng, newLat] = DC.CoordTransform.GCJ02ToWGS84(lng, lat)

    let point = new DC.Point(new DC.Position(newLng, newLat))
    pointLayer.addOverlay(point)

    window.$viewer?.zoomTo(pointLayer)
}

/**
 * 添加点标注
 * @param data 数据  数据格式 [[lng, lat], [lng, lat], [lng, lat]]
 */
function addPolyline (data) {
    if (data.length === 0) return

    const positionStr = data.map(item => {
        const [lng, lat] = item

        let [newLng, newLat] = DC.CoordTransform.GCJ02ToWGS84(lng, lat)

        return `${newLng}, ${newLat}`
    }).join(';')

    let polyline = new DC.Polyline(positionStr)
    polyline.setStyle({
        width: 20,
        material: new DC.PolylineLightingTrailMaterialProperty({
            color: DC.Color.BLUE,
            speed: 5.0
        }),
        clampToGround: true
    })
    polylineLayer.addOverlay(polyline)
    window.$viewer?.zoomTo(polylineLayer)
}

onMounted(() => {
    initMap()
    nextTick(() => {
        initMap()
    })
})

onUnmounted(() => {
    if (pointLayer) {
        window.$viewer?.removeLayer(pointLayer)
        pointLayer = null
    }

    if (polylineLayer) {
        window.$viewer?.removeLayer(polylineLayer)
        polylineLayer = null
    }

    window.$viewer?.entities.removeAll()
@@ -130,6 +175,10 @@
        cesiumContainer.remove() // 移除与地图相关的DOM元素
    }
})

defineExpose({
    initAddEntity
})
</script>

<script>