.

src/pages/index/userCard.vue

@@ -6,11 +6,11 @@
 				<view class="top-center" >店铺名片</view>
 			</view>
 		</van-sticky>
-		<view  id="aa"  style="position: relative;margin: 20rpx 30rpx" v-if="!state.temIMg">
+		<view  id="aa"  style="position: absolute;margin: 20rpx 30rpx;top: -99999px" v-if="!state.temIMg" >
 			<van-image   src="../../static/img/dz/info-bg.png"/>
 			<view  style="position: absolute; left: 50%;top: 50%;transform: translate(-50%, -50%);">
 				<view style="text-align: center">
-					<van-image style="border-radius: 50%;border: 2rpx solid #DDDDDD;width: 140rpx;height: 140rpx"  radius="20rpx" :src="state.useInfo.headImg"
+					<img crossOrigin='anonymous' style="border-radius: 50%;border: 2rpx solid #DDDDDD;width: 140rpx;height: 140rpx"  radius="20rpx" :src="state.useInfo.headImg+'?t='+new Date().getTime()"
 					/>
 					<view style="font-size: 34rpx;font-weight: bold;margin-top: 20rpx">{{state.useInfo.storeName}}</view>
 				</view>
@@ -32,8 +32,8 @@
 						</van-col>
 					</van-row>
 					<van-row class="e-logo" >
-						<van-image style="width: 300rpx;height: 300rpx"
-							     :src="state.useInfo.appletCode" />
+						<img crossOrigin='anonymous' style="width: 300rpx;height: 300rpx"
+							     :src="state.useInfo.appletCode+'?t='+new Date().getTime()" />
 					</van-row>
 				</view>
 				<view class="e-text">
@@ -42,7 +42,7 @@
 			</view>
 		</view>
 		<view style="margin: 20rpx 30rpx" v-else>
-			<img :src="state.temIMg" alt="" style="width: 100%">
+			<img crossOrigin='anonymous' :src="state.temIMg" alt="" style="width: 100%">
 		</view>
 
 	</view>
@@ -67,14 +67,17 @@
         api.storeInfo({ link: uni.getStorageSync("subdomain") }).then(res=>{
             state.useInfo=res
         })
+        drawBg()
+
     }
     // 再画卡片
     function drawBg() {
         // 等待1s画完卡片
         setTimeout(() => {
+
             const cardDom = document.getElementById("aa")
             if (!cardDom) return
-            html2Canvas(cardDom, { useCORS: false }).then(canvas => {
+            html2Canvas(cardDom, { useCORS: true }).then(canvas => {
                 state.temIMg=canvas.toDataURL("image/png")
             })
         }, 500);