417

src/views/home/components/jam-count.vue

@@ -1,6 +1,11 @@
 <!-- 拥堵次数占比 -->
 <template>
-  <div class="jam-count" :id="id" />
+	<div style="position: relative;">
+		<div class="jam-count" :id="id" />
+		<div v-if="condShow==0" class="nYong-du">加载中...</div>
+		<div v-if="condShow==1" class="nYong-du">暂无数据</div>
+	</div>
+
 </template>
 
 <script setup>
@@ -18,12 +23,18 @@
 
   let params = null
   const colorList = ['#FDC40A', '#FF5232', '#50F0A6']
-
+  let condShow = ref(0)
+  let aIndex = 1
   watch(
     () => props.list,
     (val) => {
+		aIndex+=1
+		if(aIndex>=3&&!val.length){
+		   condShow.value = 1
+		}
       if (val.length > 0) {
         setTimeout(() => {
+			condShow.value = 2
           init()
         }, 1000)
       }
@@ -127,6 +138,18 @@
 </script>
 
 <style scoped lang="scss">
+	.nYong-du{
+		position:absolute;
+		left:0;
+		top:0;
+		width: 100%;
+		height: 100%;
+		font-size:vw(18);
+		color:#999;
+		display: flex;
+		align-items: center;
+		justify-content: center;
+	}
   .jam-count {
     width: vw(250);
     height: vh(150);