楼主是怎么解决这个问题的呀
小程序相机组件可以同时支持拍照和扫码吗?https://developers.weixin.qq.com/miniprogram/dev/component/camera.html, 很多情况下,需要相机组件同时支持身份证扫描和二维码扫码,但是小程序的模式不支持动态修改
2022-07-15您好,请问解决了吗?
Android上canvas滑动到控件外,touchend不触发Android上canvas滑动到控件外,touchend不触发,iPhone上没有问题。 极容易复现 (xml代码) <view class="container"> <canvas canvas-id="canvasId1" style="width:200prx;height:200prx;background:#222;" bindtouchstart='touch1' bindtouchmove='touch1'bindtouchend='touch1' bindtouchcancel='touch1'></canvas> <canvas canvas-id="canvasId2" style="width:200prx;height:200prx;background:#f42;margin-top:30rpx" bindtouchstart='touch2'bindtouchmove='touch2' bindtouchend='touch2' bindtouchcancel='touch2'></canvas> <view>{{msg}}</view> </view> (js代码) Page({ data: { msg:"" }, //事件处理函数 touch1: function(e) { let msg = "canvas1:"+ e.type + " x:"+ parseInt(e.changedTouches[0].x) + " y:" +parseInt(e.changedTouches[0].y) console.log(msg) this.showMsg(msg) }, touch2: function (e) { let msg = "canvas2:" + e.type + " x:" + parseInt(e.changedTouches[0].x)+ " y:" + parseInt(e.changedTouches[0].y) console.log(msg) this.showMsg(msg) }, showMsg:function(msg){ this.setData({ msg:msg }) } })
2019-07-25