feat: Replay 航迹改为 Mapbox GeoJSON 图层

src/views/ReplayView/ReplayView.vue

@@ -44,14 +44,17 @@
 <script setup>
 import { computed, onMounted, onUnmounted, ref } from 'vue'
 import { useRoute, useRouter } from 'vue-router'
-import * as maptalks from 'maptalks'
+import mapboxgl from 'mapbox-gl'
 import { useUiStore } from '@/stores/modules/uiStore'
 import request from '@/utils/http'
 import * as urls from '@/config/urls'
 import commonRefs from '@/utils/commonRefs'
 import mapHelper from '@/core/mapHelper'
 
-const LAYER_ID = 'replay-trajectory'
+const LAYER_ID = 'replay-traj'
+const SOURCE_ID = 'replay-traj'
+const LINE_LAYER = 'replay-traj-line'
+const POINT_LAYER = 'replay-traj-points'
 
 const route = useRoute()
 const router = useRouter()
@@ -62,7 +65,6 @@ const points = ref([])
 const loaded = ref(false)
 
 let mapInstance = null
-let trajLayer = null
 
 const recordName = computed(() => execution.value?.taskId || '执行记录')
 const deviceName = computed(() => execution.value?.droneSn || execution.value?.dockId || '--')
@@ -100,77 +102,97 @@ function toCoords(list) {
     .filter(([lon, lat]) => Number.isFinite(lon) && Number.isFinite(lat))
 }
 
-function drawTrajectory(map, list) {
-  const existing = map.getLayer(LAYER_ID)
-  if (existing) existing.remove()
+function clearReplayLayers(map) {
+  if (!map) return
+  for (const id of [POINT_LAYER, LINE_LAYER]) {
+    if (map.getLayer(id)) map.removeLayer(id)
+  }
+  if (map.getSource(SOURCE_ID)) map.removeSource(SOURCE_ID)
+}
 
+function drawTrajectory(map, list) {
+  clearReplayLayers(map)
   const coords = toCoords(list)
-  trajLayer = new maptalks.VectorLayer(LAYER_ID, [], { zIndex: 130, forceRenderOnMoving: true })
-  trajLayer.addTo(map)
-
-  if (!coords.length) return
+  const lineFeatures = coords.length >= 2
+    ? [{
+        type: 'Feature',
+        geometry: { type: 'LineString', coordinates: coords },
+        properties: {},
+      }]
+    : []
+  const pointFeatures = coords.map((c, i) => ({
+    type: 'Feature',
+    properties: {
+      role: i === 0 ? 'start' : i === coords.length - 1 ? 'end' : 'mid',
+      color: i === 0 ? '#21a06a' : i === coords.length - 1 ? '#c56c28' : '#2b79c8',
+      radius: i === 0 || i === coords.length - 1 ? 6 : 3.5,
+    },
+    geometry: { type: 'Point', coordinates: c },
+  }))
+
+  map.addSource(SOURCE_ID, {
+    type: 'geojson',
+    data: {
+      type: 'FeatureCollection',
+      features: [...lineFeatures, ...pointFeatures],
+    },
+  })
 
   if (coords.length >= 2) {
-    new maptalks.LineString(coords, {
-      symbol: {
-        lineColor: '#2b79c8',
-        lineWidth: 3,
-        lineDasharray: [8, 6],
-        lineOpacity: 0.95,
+    map.addLayer({
+      id: LINE_LAYER,
+      type: 'line',
+      source: SOURCE_ID,
+      filter: ['==', ['geometry-type'], 'LineString'],
+      paint: {
+        'line-color': '#2b79c8',
+        'line-width': 3,
+        'line-dasharray': [2, 1.5],
+        'line-opacity': 0.95,
       },
-    }).addTo(trajLayer)
+    })
   }
 
-  coords.forEach((c, i) => {
-    const isStart = i === 0
-    const isEnd = i === coords.length - 1
-    const color = isStart ? '#21a06a' : isEnd ? '#c56c28' : '#2b79c8'
-    const markerType = isStart || isEnd ? 'ellipse' : 'ellipse'
-    const size = isStart || isEnd ? 12 : 7
-    new maptalks.Marker(c, {
-      symbol: {
-        markerType,
-        markerFill: color,
-        markerLineColor: '#fff',
-        markerLineWidth: 2,
-        markerWidth: size,
-        markerHeight: size,
-      },
-    }).addTo(trajLayer)
+  map.addLayer({
+    id: POINT_LAYER,
+    type: 'circle',
+    source: SOURCE_ID,
+    filter: ['==', ['geometry-type'], 'Point'],
+    paint: {
+      'circle-radius': ['get', 'radius'],
+      'circle-color': ['get', 'color'],
+      'circle-stroke-color': '#fff',
+      'circle-stroke-width': 2,
+    },
   })
 
+  if (!coords.length) return
   if (coords.length === 1) {
-    map.animateTo({ center: coords[0], zoom: Math.max(map.getZoom(), 16) }, { duration: 400 })
+    map.easeTo({ center: coords[0], zoom: Math.max(map.getZoom(), 16), duration: 400 })
     return
   }
-
-  const extent = new maptalks.Extent(
-    Math.min(...coords.map((c) => c[0])),
-    Math.min(...coords.map((c) => c[1])),
-    Math.max(...coords.map((c) => c[0])),
-    Math.max(...coords.map((c) => c[1])),
+  const bounds = coords.reduce(
+    (b, c) => b.extend(c),
+    new mapboxgl.LngLatBounds(coords[0], coords[0]),
   )
-  map.fitExtent(extent, 0, { animation: true, duration: 400, padding: [80, 80, 80, 80] })
+  map.fitBounds(bounds, { padding: 80, duration: 400 })
 }
 
 async function setupMap() {
   const map = await commonRefs.getRef('map')
   if (!map) {
-    ui.toast('地图未初始化（缺少天地图 token）')
+    ui.toast('地图未初始化（缺少 Mapbox token）')
     return
   }
-
   mapInstance = map
   mapHelper.toggleMapMode({ is2D: true })
-  drawTrajectory(map, points.value)
+  const run = () => drawTrajectory(map, points.value)
+  if (map.isStyleLoaded()) run()
+  else map.once('load', run)
 }
 
 function teardownMap() {
-  if (mapInstance) {
-    const layer = mapInstance.getLayer(LAYER_ID)
-    if (layer) layer.remove()
-  }
-  trajLayer = null
+  clearReplayLayers(mapInstance)
   mapInstance = null
   commonRefs.clearPendingList('map')
 }