日常记录：
goodsDetails.wxml
<button class="button-green" bindtap="addCar" formType="submit">加入购物车</button> <button class="button-red" bindtap="immeBuy" formType="submit">立即购买</button> <view class="modals modals-bottom-dialog" hidden="{{hideModal}}"> <view class="modals-cancel" bindtap="hideModal"></view> <view class="bottom-dialog-body bottom-pos" animation="{{animationData}}"> <!--这里放内容--> </view> </view>goodsDetails.wxss
/*模态框*/ .modals{position:fixed; z-index: 999; top:0; left: 0; right:0; bottom: 0;} .modals-cancel{position:absolute; z-index:1000; top:0; left: 0; right:0; bottom: 0; background-color: rgba(0,0,0,.5);} .bottom-dialog-body{position:absolute; z-index:10001; bottom:0; left:0; right:0; padding:30rpx; background-color: #fff; border-radius: 50rpx 50rpx 0px 0px; } /*动画前初始位置*/ .bottom-pos{-webkit-transform:translateY(100%);transform:translateY(100%);}goodsDetails.js
Page({ data: { hideModal:true, //模态框的状态 true-隐藏 false-显示 animationData:{} }, // 跳到购物车 addCar() { this.showModal() }, // 立即购买 immeBuy() { this.showModal() }, // 显示遮罩层 showModal: function () { var that=this; that.setData({ hideModal:false }) var animation = wx.createAnimation({ duration: 600,//动画的持续时间 默认400ms 数值越大，动画越慢 数值越小，动画越快 timingFunction: 'ease',//动画的效果 默认值是linear }) this.animation = animation setTimeout(function(){ that.fadeIn();//调用显示动画 },200) }, // 隐藏遮罩层 hideModal: function () { var that=this; var animation = wx.createAnimation({ duration: 800,//动画的持续时间 默认400ms 数值越大，动画越慢 数值越小，动画越快 timingFunction: 'ease',//动画的效果 默认值是linear }) this.animation = animation that.fadeDown();//调用隐藏动画 setTimeout(function(){ that.setData({ hideModal:true }) },720)//先执行下滑动画，再隐藏模块 }, //动画集 fadeIn:function(){ this.animation.translateY(0).step() this.setData({ animationData: this.animation.export()//动画实例的export方法导出动画数据传递给组件的animation属性 }) }, fadeDown:function(){ this.animation.translateY(300).step() this.setData({ animationData: this.animation.export(), }) }, })
