4.22

src/views/scenic/components/jam.vue

@@ -1,11 +1,16 @@
 <template>
-  <div
-    :id="id"
-    :style="{
-      width: styleUtil.px2vw(width),
-      height: styleUtil.px2vh(height)
-    }"
-  />
+
+  <div style="position: relative;">
+  	<div
+  	  :id="id"
+  	  :style="{
+  	    width: styleUtil.px2vw(width),
+  	    height: styleUtil.px2vh(height)
+  	  }"
+  	/>
+  	<div v-if="condShow==0" class="nYong-du">加载中...</div>
+  	<div v-if="condShow==1" class="nYong-du">{{text}}</div>
+  </div>
 </template>
 
 <script setup>
@@ -33,16 +38,26 @@
     subTitle: {
       type: [String, Number],
       default: () => ''
-    }
+    },
+	text:{
+		type: String,
+		default: '暂无数据'
+	}
   })
 
   const { id, setOption } = useEchart()
-
+	let condShow = ref(0)
+	let aIndex = 1
   watch(
     () => props.list,
-    () => {
+    (val) => {
+		aIndex+=1
+		if(aIndex>=3&&!val.length){
+		   condShow.value = 1
+		}
       if (props.list.length > 0) {
         setTimeout(() => {
+			condShow.value = 2
           init()
         }, 1000)
       }
@@ -139,4 +154,19 @@
   }
 </script>
 
-<style scoped lang="scss"></style>
+<style scoped lang="scss">
+	
+	.nYong-du{
+		position:absolute;
+		left:0;
+		top:0;
+		width: 100%;
+		height: 100%;
+		font-size:vw(18);
+		// color:#999;
+		color:#02f9fa;
+		display: flex;
+		align-items: center;
+		justify-content: center;
+	}
+</style>