修改

src/view/components/map-btns.vue

 <template>
   <div class="map-btns" :class="{ full: fullScreen }">
     <template v-for="btn in btns">
-      <a-tooltip
-        v-if="btn.key === 'polyline' && curViewType === 'street'"
-        :key="btn.key"
-        placement="right"
-      >
+      <a-tooltip v-if="btn.key === 'polyline'" :key="btn.key" placement="right">
         <img :key="btn.key" :src="btn.icon" draggable="false" />
         <template v-if="options.length > 0" #title>
           <div class="btns-tip">
@@ -87,17 +83,20 @@ export default defineComponent({
           : { key: '2D', icon: d2, title: '开启2D地图' }
       const list = [
         // { key: 'search', icon: btn1 },
+        { key: 'dragable', icon: btn8, title: '开启/关闭拖拽功能' },
         { key: 'in', icon: zoomIn, title: '放大地图' },
         { key: 'out', icon: zoomOut, title: '缩小地图' },
         { key: 'full', icon: btn2, title: '全屏' },
         { key: 'points', icon: btn6, title: '显示/隐藏小区点' },
-        { key: 'polyline', icon: btn7 },
-        { key: 'dragable', icon: btn8, title: '开启/关闭拖拽功能' },
         // { key: '', icon: btn4 },
         // { key: '', icon: btn5 },
         // { key: '', icon: btn6 },
       ]
-      return [mapType, ...list]
+
+      const polyline = { key: 'polyline', icon: btn7 }
+      return curViewType.value === 'street'
+        ? [mapType, ...list, polyline]
+        : [mapType, ...list]
     })
     const fullScreen = ref(false)
     const searchModal = ref(false)