小程序动画Animation，高度增加动画形式，图标旋转动画形式

<view class="serach-title serach-list"  animation="{{animatheightadd}}" >
<i-row class="serach-top">
<i-col span="12" i-class="serach-titleLeft">航空汽油<i-icon type="collection_fill" size="15" color="#FFCB68"/></i-col>
<i-col span="12" i-class="serach-titleRight">3175.38</i-col>
</i-row>
<i-row class="source">
<i-col span="12" i-class="source-word">来源: 英国环境、食品及农村事务部 (DEFRA)(2016) - 范畴一</i-col>
<i-col span="12" i-class="source-value">kgCO2/t<i-icon type="playon_fill" class="menuclick"
data-show="{{isdown}}"  size="12" color="#62B0F2"
bindtap="menuclick" animation="{{animationData}}"/></i-col>
</i-row>
<i-row class="data-list">
<i-col span="12" i-class="data-listLeft word1">3127.67</i-col>
<i-col span="12" i-class="data-listRight word1">kgCO2/t</i-col>
</i-row>
<i-row class="data-list">
<i-col span="12" i-class="data-listLeft word2">3127.67</i-col>
<i-col span="12" i-class="data-listRight word2">kgCO2/t</i-col>
</i-row>
<i-row class="data-list">
<i-col span="12" i-class="data-listLeft word3">3127.67</i-col>
<i-col span="12" i-class="data-listRight word3">kgCO2/t</i-col>
</i-row>
</view>

menuclick(e){
var that=this;
var is=e.currentTarget.dataset.show
var animation = wx.createAnimation({
duration: 500,
timingFunction: "ease",
delay: 0,
transformOrigin: "50% 50%",
})
var animatheightadd = wx.createAnimation({
duration: 500,
timingFunction: 'ease-in',
})
if(that.data.isdown==false){
animation.rotate(90).step();
animatheightadd.height(200).step()
that.setData({
isdown:true,
animationData: animation.export(),
animatheightadd: animatheightadd.export(),
})
}else{
animation.rotate(0).step();
animatheightadd.height(75).step()
that.setData({
isdown:false,
animationData: animation.export(),
animatheightadd: animatheightadd.export(),
})
}
},