007 - 微信小程序开发之弹出菜单

//index.js
//获取应用实例
var app = getApp()
Page({
data: {
isPopping: false,//是否已经弹出
animationPlus: {},//旋转动画
animationcollect: {},//item位移,透明度
animationTranspond: {},//item位移,透明度
animationInput: {},//item位移,透明度
//我的博客:http://blog.csdn.net/qq_31383345
//CSDN微信小程序开发专栏:http://blog.csdn.net/column/details/13721.html
},
onLoad: function () {

},
//点击弹出
plus: function () {
if (this.data.isPopping) {
//缩回动画
popp.call(this);
this.setData({
isPopping: false
})
} else {
//弹出动画
takeback.call(this);
this.setData({
isPopping: true
})
}
},
input: function () {
console.log("input")
},
transpond: function () {
console.log("transpond")
},
collect: function () {
console.log("collect")
}
})

//弹出动画
function popp() {
//plus顺时针旋转
var animationPlus = wx.createAnimation({
duration: 500,
timingFunction: 'ease-out'
})
var animationcollect = wx.createAnimation({
duration: 500,
timingFunction: 'ease-out'
})
var animationTranspond = wx.createAnimation({
duration: 500,
timingFunction: 'ease-out'
})
var animationInput = wx.createAnimation({
duration: 500,
timingFunction: 'ease-out'
})
animationPlus.rotateZ(180).step();
animationcollect.translate(-100, -100).rotateZ(180).opacity(1).step();
animationTranspond.translate(-140, 0).rotateZ(180).opacity(1).step();
animationInput.translate(-100, 100).rotateZ(180).opacity(1).step();
this.setData({
animationPlus: animationPlus.export(),
animationcollect: animationcollect.export(),
animationTranspond: animationTranspond.export(),
animationInput: animationInput.export(),
})
}
//收回动画
function takeback() {
//plus逆时针旋转
var animationPlus = wx.createAnimation({
duration: 500,
timingFunction: 'ease-out'
})
var animationcollect = wx.createAnimation({
duration: 500,
timingFunction: 'ease-out'
})
var animationTranspond = wx.createAnimation({
duration: 500,
timingFunction: 'ease-out'
})
var animationInput = wx.createAnimation({
duration: 500,
timingFunction: 'ease-out'
})
animationPlus.rotateZ(0).step();
animationcollect.translate(0, 0).rotateZ(0).opacity(0).step();
animationTranspond.translate(0, 0).rotateZ(0).opacity(0).step();
animationInput.translate(0, 0).rotateZ(0).opacity(0).step();
this.setData({
animationPlus: animationPlus.export(),
animationcollect: animationcollect.export(),
animationTranspond: animationTranspond.export(),
animationInput: animationInput.export(),
})
}

<!--index.wxml-->
<image src="../../images/collect.png" animation="{{animationcollect}}" class="image-style" bindtap="collect"></image>
<image src="../../images/transpond.png" animation="{{animationTranspond}}" class="image-style" bindtap="transpond"></image>
<image src="../../images/input.png" animation="{{animationInput}}" class="image-style" bindtap="input"></image>
<image src="../../images/plus.png" animation="{{animationPlus}}" class="image-plus-style" bindtap="plus"></image>

/**index.wxss**/

.image-style {
height: 150rpx;
width: 150rpx;
position: absolute;
bottom: 250rpx;
right: 100rpx;
opacity: 0;
}

.image-plus-style {
height: 150rpx;
width: 150rpx;
position: absolute;
bottom: 250rpx;
right: 100rpx;
z-index: 100;
}