135 lines
4.0 KiB
JavaScript
135 lines
4.0 KiB
JavaScript
/**
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* 获取建筑围栏坐标的脚本
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* 使用腾讯地图 WebService API
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*/
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const https = require('https')
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// 由部署环境注入，避免把地图服务凭据写入仓库。
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const API_KEY = process.env.TENCENT_MAP_WEBSERVICE_KEY
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// 深圳自然博物馆坐标
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const MUSEUM_LAT = 22.692763
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const MUSEUM_LNG = 114.363487
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/**
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* 方法1：地点搜索 - 获取POI详情
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*/
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function searchPlace() {
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const url = `https://apis.map.qq.com/ws/place/v1/search?keyword=深圳自然博物馆&boundary=nearby(${MUSEUM_LAT},${MUSEUM_LNG},1000)&key=${API_KEY}`
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https.get(url, (res) => {
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let data = ''
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res.on('data', (chunk) => { data += chunk })
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res.on('end', () => {
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const result = JSON.parse(data)
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console.log('=== 地点搜索结果 ===')
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console.log(JSON.stringify(result, null, 2))
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if (result.status === 0 && result.data.length > 0) {
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const poi = result.data[0]
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console.log('\n建筑信息:')
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console.log('名称:', poi.title)
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console.log('地址:', poi.address)
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console.log('坐标:', poi.location)
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console.log('POI ID:', poi.id)
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}
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})
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})
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}
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/**
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* 方法2：逆地址解析 - 获取周边建筑
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*/
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function reverseGeocode() {
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const url = `https://apis.map.qq.com/ws/geocoder/v1/?location=${MUSEUM_LAT},${MUSEUM_LNG}&key=${API_KEY}&get_poi=1`
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https.get(url, (res) => {
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let data = ''
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res.on('data', (chunk) => { data += chunk })
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res.on('end', () => {
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const result = JSON.parse(data)
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console.log('\n=== 逆地址解析结果 ===')
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console.log(JSON.stringify(result, null, 2))
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})
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})
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}
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/**
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* 方法3：手动计算矩形围栏
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* 根据建筑大致尺寸估算
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*/
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function calculateRectangle(centerLat, centerLng, widthMeters, heightMeters) {
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// 纬度1度 ≈ 111km
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// 经度1度 ≈ 111km * cos(纬度)
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const latPerMeter = 1 / 111000
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const lngPerMeter = 1 / (111000 * Math.cos(centerLat * Math.PI / 180))
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const halfWidth = widthMeters / 2
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const halfHeight = heightMeters / 2
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const polygon = {
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points: [
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{
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latitude: centerLat + halfHeight * latPerMeter,
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longitude: centerLng - halfWidth * lngPerMeter,
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label: '西北角'
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},
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{
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latitude: centerLat + halfHeight * latPerMeter,
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longitude: centerLng + halfWidth * lngPerMeter,
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label: '东北角'
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},
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{
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latitude: centerLat - halfHeight * latPerMeter,
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longitude: centerLng + halfWidth * lngPerMeter,
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label: '东南角'
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},
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{
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latitude: centerLat - halfHeight * latPerMeter,
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longitude: centerLng - halfWidth * lngPerMeter,
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label: '西南角'
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},
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],
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strokeWidth: 3,
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strokeColor: '#E0E100',
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fillColor: '#E0E10020',
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zIndex: 1
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}
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console.log('\n=== 计算的矩形围栏 ===')
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console.log(`建筑尺寸: ${widthMeters}m × ${heightMeters}m`)
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console.log('坐标点:')
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polygon.points.forEach(point => {
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console.log(` ${point.label}: ${point.latitude.toFixed(6)}, ${point.longitude.toFixed(6)}`)
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})
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console.log('\n复制到代码:')
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console.log(JSON.stringify(polygon, null, 2))
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return polygon
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}
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if (!API_KEY) {
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console.error('缺少 TENCENT_MAP_WEBSERVICE_KEY；请通过环境变量注入受域名/IP 限制的腾讯地图 WebService Key。')
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process.exitCode = 1
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return
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}
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console.log('正在获取深圳自然博物馆建筑围栏信息...\n')
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// 执行查询
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searchPlace()
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reverseGeocode()
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// 假设建筑尺寸为 150m × 100m（需要根据实际调整）
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setTimeout(() => {
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console.log('\n' + '='.repeat(50))
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calculateRectangle(MUSEUM_LAT, MUSEUM_LNG, 150, 100)
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}, 2000)
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console.log('\n提示:')
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console.log('1. 如果API返回的数据中没有建筑轮廓，需要手动标注')
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console.log('2. 推荐使用腾讯地图坐标拾取器: https://lbs.qq.com/getPoint/')
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console.log('3. 切换到卫星图模式，沿建筑外围点击获取坐标')
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console.log('4. 或使用上面计算的矩形围栏，根据实际建筑尺寸调整参数')
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