高德地图接入

This commit is contained in:
2026-06-21 22:20:12 +08:00
parent 58187c96b3
commit d1a8d835fa
11 changed files with 628 additions and 3 deletions

332
src/views/MapView.vue Normal file
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<template>
<div class="map-page">
<!-- 地图初始化加载/错误状态 -->
<div v-if="loading" class="map-status"> 地图加载中...</div>
<div v-else-if="error" class="map-status map-error"> {{ error }}</div>
<!-- 定位进行中提示 -->
<div v-if="locating" class="map-status map-locating">
{{ locatingSource === 'amap' ? '📡 基站/IP 定位中...' : '🛰 GPS 定位中...' }}
</div>
<!-- 地图容器 -->
<div
ref="containerRef"
class="map-container"
:class="{ 'map-hidden': loading || error }"
/>
<!-- 底部操作栏 -->
<div class="map-controls">
<span class="map-title">
🗺 高德地图
<span v-if="locatingSourceLabel" class="locate-badge">{{ locatingSourceLabel }}</span>
</span>
<div class="map-actions">
<button @click="resetView" :disabled="!mapInstance || locating">📍 回到默认位置</button>
<button
@click="locate"
:disabled="!mapInstance || locating"
class="btn-locate"
>
<span v-if="locating" class="spinner" />
{{ locating ? '定位中...' : '🎯 我的位置' }}
</button>
</div>
</div>
</div>
</template>
<script setup lang="ts">
import { ref, onMounted, nextTick } from 'vue'
import { useAmap, loadAMap } from '@/composables/useAmap'
const { containerRef, mapInstance, loading, error, initMap } = useAmap({
center: [116.397428, 39.90923], // 北京天安门
zoom: 12,
pitch: 30,
})
void containerRef
// ─────────────────────────────────────────
// 定位状态
// ─────────────────────────────────────────
const locating = ref(false)
const locatingSource = ref<'gps' | 'amap' | ''>('')
const locatingSourceLabel = ref('')
// ─────────────────────────────────────────
// 地图初始化
// ─────────────────────────────────────────
async function bootstrapMap() {
const map = await initMap()
if (map) {
nextTick(() => map.resize())
}
}
onMounted(() => bootstrapMap())
// ─────────────────────────────────────────
// 📍 回到默认视图
// ─────────────────────────────────────────
function resetView(): void {
locatingSourceLabel.value = ''
const map = mapInstance.value
if (!map) return
map.setCenter([116.397428, 39.90923])
map.setZoom(12)
}
// ─────────────────────────────────────────
// 🎯 我的位置 — 双通道定位
// ─────────────────────────────────────────
async function locate(): Promise<void> {
if (locating.value || !mapInstance.value) return
locating.value = true
// ── 通道 1浏览器原生 GPS高精度需 HTTPS / localhost──
const gpsResult = await tryBrowserGPS()
if (gpsResult) {
applyLocation(gpsResult.lng, gpsResult.lat, 16, '🛰️ GPS')
locating.value = false
return
}
// ── 通道 2高德 IP / 基站定位(低精度,但无需用户授权)──
const amapResult = await tryAmapGeolocation()
if (amapResult) {
applyLocation(amapResult.lng, amapResult.lat, 14, '📡 IP定位')
locating.value = false
return
}
// ── 通道 3完全失败 ──
locating.value = false
alert('无法获取您的位置,请检查浏览器定位权限或网络连接')
}
// ─────────────────────────────────────────
// 通道 1浏览器原生 Geolocation API
// ─────────────────────────────────────────
function tryBrowserGPS(): Promise<{ lng: number; lat: number } | null> {
return new Promise((resolve) => {
if (!navigator.geolocation) {
console.log('[定位] 浏览器不支持 Geolocation API降级到高德定位')
resolve(null)
return
}
locatingSource.value = 'gps'
console.log('[定位] 🛰️ 尝试浏览器 GPS 定位...')
navigator.geolocation.getCurrentPosition(
(pos) => {
const { longitude: lng, latitude: lat, accuracy } = pos.coords
console.log(`[定位] ✅ GPS 成功 — 经度:${lng} 纬度:${lat} 精度:${accuracy}`)
resolve({ lng, lat })
},
(err) => {
// GeolocationPositionError.code:
// 1 = PERMISSION_DENIED用户拒绝
// 2 = POSITION_UNAVAILABLE信号不可用
// 3 = TIMEOUT超时
const reason = ['', '用户拒绝授权', '信号不可用', '定位超时'][err.code] || err.message
console.log(`[定位] ❌ GPS 失败 (${reason}),降级到高德定位`)
resolve(null)
},
{
timeout: 8000, // 8 秒超时
enableHighAccuracy: true, // 强制启用 GPS 芯片
maximumAge: 60000, // 允许 60 秒内的缓存(避免每次冷启动 GPS
}
)
})
}
// ─────────────────────────────────────────
// 通道 2高德 IP / 基站定位
// ─────────────────────────────────────────
async function tryAmapGeolocation(): Promise<{ lng: number; lat: number } | null> {
try {
const AMap = await loadAMap()
locatingSource.value = 'amap'
console.log('[定位] 📡 尝试高德 IP 定位...')
return new Promise((resolve) => {
const geolocation = new AMap.Geolocation({
enableHighAccuracy: true, // 混合定位(优先 GPS → Wi-Fi → 基站 → IP
timeout: 6000,
panToLocation: false, // 我们自己控制地图移动
})
geolocation.getCurrentPosition((status, result) => {
if (status === 'complete' && result.position) {
const { lng, lat } = result.position
console.log(
`[定位] ✅ 高德定位成功 — 经度:${lng} 纬度:${lat}`
+ ` 地址:${result.formattedAddress} 精度:${result.accuracy}`
)
resolve({ lng, lat })
} else {
console.log(`[定位] ❌ 高德定位失败: ${result.message}`)
resolve(null)
}
})
})
} catch (err: any) {
console.log(`[定位] ❌ 高德定位插件加载失败: ${err.message}`)
return null
}
}
// ─────────────────────────────────────────
// 将定位结果应用到地图
// ─────────────────────────────────────────
function applyLocation(lng: number, lat: number, zoom: number, label: string): void {
const map = mapInstance.value
if (!map) return
map.setZoomAndCenter(zoom, [lng, lat])
locatingSourceLabel.value = label
// 3 秒后自动隐藏标签
setTimeout(() => {
if (locatingSourceLabel.value === label) {
locatingSourceLabel.value = ''
}
}, 3000)
}
</script>
<style scoped>
/* ============================================================
地图页面布局header(48px) | map(剩余) | controls(52px)
============================================================ */
.map-page {
flex: 1;
position: relative;
display: flex;
flex-direction: column;
min-height: 0;
overflow: hidden;
}
/* ---- 状态提示(加载/错误/定位中)---- */
.map-status {
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
z-index: 10;
padding: 14px 24px;
text-align: center;
font-size: 14px;
color: #666;
background: rgba(255, 255, 255, 0.95);
border-radius: 8px;
box-shadow: 0 2px 12px rgba(0, 0, 0, 0.1);
pointer-events: none;
}
.map-error {
color: #e74c3c;
background: #fef2f2;
border: 1px solid #fecaca;
}
.map-locating {
color: #2d6cdf;
background: rgba(232, 240, 255, 0.95);
border: 1px solid #93c5fd;
}
/* ---- 地图容器 ---- */
.map-container {
flex: 1;
width: 100%;
min-height: 0;
}
.map-hidden {
visibility: hidden;
}
/* ---- 底部操作栏 ---- */
.map-controls {
display: flex;
align-items: center;
justify-content: space-between;
height: 52px;
padding: 0 20px;
background: #fff;
border-top: 1px solid #e8e8e8;
box-shadow: 0 -2px 6px rgba(0, 0, 0, 0.04);
flex-shrink: 0;
z-index: 5;
}
.map-title {
display: flex;
align-items: center;
gap: 10px;
font-size: 15px;
font-weight: 600;
color: #333;
}
/* 定位来源标签 */
.locate-badge {
font-size: 11px;
font-weight: 500;
padding: 2px 8px;
border-radius: 10px;
background: #e8f5e9;
color: #2e7d32;
}
.map-actions {
display: flex;
gap: 10px;
}
.map-actions button {
padding: 7px 18px;
border: 1px solid #42b883;
border-radius: 6px;
background: #fff;
color: #42b883;
font-size: 13px;
cursor: pointer;
transition: all 0.2s;
display: flex;
align-items: center;
gap: 6px;
}
.map-actions button:hover:not(:disabled) {
background: #42b883;
color: #fff;
}
.map-actions button:disabled {
opacity: 0.4;
cursor: not-allowed;
}
/* 定位按钮 loading 动画 */
.spinner {
display: inline-block;
width: 12px;
height: 12px;
border: 2px solid transparent;
border-top-color: currentColor;
border-radius: 50%;
animation: spin 0.7s linear infinite;
}
@keyframes spin {
to { transform: rotate(360deg); }
}
</style>