<uqrcode ref="uqrcode" canvas-id="qrcode" :auto="true" :queue="false" :options="{
foregroundImageSrc: logoPath,
foregroundImageWidth: 40,
foregroundImageHeight: 40,
drawReserve: false
}" :value="noDepositAlipayUrl" style="position: fixed;right: -999rpx;top:0" @complete="complete"></uqrcode>
有概率获取不到canvas
