<!-- component/FMViewModeControl/FMViewModeControl.wxml -->
<view class="fm-control-mode">
    <cover-view style="cursor: pointer;" bindtap="changeMode">
        <cover-image src="{{btnUrl}}{{viewMode}}.png" style="width: 76rpx; height: 76rpx;margin:4rpx auto;"></cover-image>
    </cover-view>
</view>