当年，摇一摇功能让微信火了起来，赢得了跟米聊的战争。而摇一摇这个好用功能同样可以用来做读书类，摇一摇就切换文章，并带动态声效。

var util = require(‘../../utils/util.js’)
Page({
data: {
x:util.res[0].title,
y:util.res[0].summary,
z:util.res[0].img,
hidden: false,
last_update:0,
last_x:0,
last_y:0,
last_z:0
},
onReady: function (e) {
var determination = false
var that = this
function a(){
wx.onAccelerometerChange(function(res) {
var curTime = new Date().getTime()
var SHAKE_THRESHOLD = 60
var last_update = that.data.last_update
var len = util.res.length
var list = Math.floor(Math.random()*(len-1))
if ((curTime – last_update) > 100) {
var diffTime = curTime – last_update;
var speed = Math.abs(res.x + res.y + res.z – that.data.last_x – that.data.last_y – that.data.last_z) / diffTime * 10000;
if (speed > SHAKE_THRESHOLD && !determination) {
determination = true
determination = that.f(util.res[list])
}
that.setData({
last_update: curTime,
last_x: res.x,
last_y: res.y,
last_z: res.z
})
}
})
}
a()
},
f: function(res){
if(res.img){
this.setData({
x: res.title,
y: res.summary,
z: res.img,
hidden: false,
})
}else{
this.setData({
x: res.title,
y: res.summary,
hidden: true,
})
}
wx.playBackgroundAudio({
dataUrl: ‘http://fjyd.sc.chinaz.com/files/download/sound1/201410/5012.mp3’,
title: ‘weixin’
})
return false
}
})

下载地址：工程代码