微信小程序---动画

1.学习大纲:

2.

//index.js
//获取应用实例
var app = getApp()
Page({
  data: {
    motto: ‘Hello World‘,
    userInfo: {},
    animationData: []
  },
  //事件处理函数
  bindViewTap: function() {
    console.log("点击了了...")
   // 点击头像开始动画
    var animation = wx.createAnimation({
      duration: 1000,
      timingFunction: ‘ease‘,
    })
    this.animation = animation   // 缩放和旋转
    animation.scale(2,2).rotate(45).step()

    this.setData({
      animationData:animation.export()
    })
  },
  onLoad: function () {
    console.log(‘onLoad‘)
    var that = this
    //调用应用实例的方法获取全局数据
    app.getUserInfo(function(userInfo){
      //更新数据
      that.setData({
        userInfo:userInfo
      })
    })
  }
})

<!--index.wxml-->
<view class="container">
  <view  bindtap="bindViewTap" class="userinfo">
    <image animation = "{{animationData}}" class="userinfo-avatar" src="{{userInfo.avatarUrl}}" background-size="cover"></image>
    <text class="userinfo-nickname">{{userInfo.nickName}}</text>
  </view>
  <view class="usermotto">
    <text class="user-motto">{{motto}}</text>
  </view>
</view>