微信小程序开发效果：animation心跳动画
发布时间：2017-12-28 15:24 所属栏目：小程序开发教程
本文实例为大家分享了微信小程序开发animation心跳动画，供大家参考，具体内容如下
1、微信小程序开发animation心跳动画
wxml文件中：
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<view class="bottomViewItem">
<view class="bottomMiddleHeaderView" bindtap="voteClick" data-id="value">
<view class="bottomMiddleHeaderItem" animation="{{animationMiddleHeaderItem}}">
<!-- 心跳 -->
<view class="bottomMiddleHeaderItemSubView">
<image src="/images/detail_vote_heart.png" style="width:32rpx; height:32rpx;" animation="{{animationMiddleHeaderItem}}"></image>
</view>
<!-- 投票文字 -->
<view class="bottomMiddleHeaderItemSubView">投票</view>
</view>
</view>
</view>
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js文件中：
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// 页面渲染完成
onReady: function () {
var circleCount = 0;
// 心跳的外框动画
this.animationMiddleHeaderItem = wx.createAnimation({
duration:1000, // 以毫秒为单位
/**
* http://cubic-bezier.com/#0,0,.58,1
* linear 动画一直较为均匀
* ease 从匀速到加速在到匀速
* ease-in 缓慢到匀速
* ease-in-out 从缓慢到匀速再到缓慢
*
* step-start 动画一开始就跳到 100% 直到动画持续时间结束 一闪而过
* step-end 保持 0% 的样式直到动画持续时间结束 一闪而过
*/
timingFunction: 'linear',
delay: 100,
transformOrigin: '50% 50%',
success: function (res) {
}
});
setInterval(function() {
if (circleCount % 2 == 0) {
this.animationMiddleHeaderItem.scale(1.15).step();
} else {
this.animationMiddleHeaderItem.scale(1.0).step();
}
this.setData({
animationMiddleHeaderItem: this.animationMiddleHeaderItem.export()
});
circleCount++;
if (circleCount == 1000) {
circleCount = 0;
}
}.bind(this), 1000);
},
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2、微信显示倒计时
wxml文件中：
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<!--倒计时 -->
<view class="countDownTimeView countDownAllView" >
<view class="voteText countDownTimeText">{{countDownDay}}天</view>
<view class="voteText countDownTimeText">{{countDownHour}}时</view>
<view class="voteText countDownTimeText">{{countDownMinute}}分</view>
<view class="voteText countDownTimeText">{{countDownSecond}}秒</view>
</view>
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js文件中：
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Page( {
data: {
windowHeight: 654,
maxtime: "",
isHiddenLoading: true,
isHiddenToast: true,
dataList: {},
countDownDay: 0,
countDownHour: 0,
countDownMinute: 0,
countDownSecond: 0,
},
//事件处理函数
bindViewTap: function() {
wx.navigateTo( {
url: '../logs/logs'
})
},
onLoad: function() {
this.setData( {
windowHeight: wx.getStorageSync( 'windowHeight' )
});
},
// 页面渲染完成后 调用
onReady: function () {
var totalSecond = 1505540080 - Date.parse(new Date())/1000;
var interval = setInterval(function () {
// 秒数
var second = totalSecond;
// 天数位
var day = Math.floor(second / 3600 / 24);
var dayStr = day.toString();
if (dayStr.length == 1) dayStr = '0' + dayStr;
// 小时位
var hr = Math.floor((second - day * 3600 * 24) / 3600);
var hrStr = hr.toString();
if (hrStr.length == 1) hrStr = '0' + hrStr;
// 分钟位
var min = Math.floor((second - day * 3600 *24 - hr * 3600) / 60);
var minStr = min.toString();
if (minStr.length == 1) minStr = '0' + minStr;
// 秒位
var sec = second - day * 3600 * 24 - hr * 3600 - min*60;
var secStr = sec.toString();
if (secStr.length == 1) secStr = '0' + secStr;
this.setData({
countDownDay: dayStr,
countDownHour: hrStr,
countDownMinute: minStr,
countDownSecond: secStr,
});
totalSecond--;
if (totalSecond < 0) {
clearInterval(interval);
wx.showToast({
title: '活动已结束',
});
this.setData({
countDownDay: '00',
countDownHour: '00',
countDownMinute: '00',
countDownSecond: '00',
});
}
}.bind(this), 1000);
},
//cell事件处理函数
bindCellViewTap: function (e) {
var id = e.currentTarget.dataset.id;
wx.navigateTo({
url: '../babyDetail/babyDetail?id=' + id
});
}
})
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效果图：
