Vue组件实现数字滚动抽奖效果
本文实例为大家分享了Vue组件实现数字滚动抽奖效果的具体代码,供大家参考,具体内容如下
可调整数字滚动速度,可指定开奖延迟时间,可指定开奖数字,按个人需求自行改动(录了个效果供参考,临时找的录屏,表介意)
不一一精简了
组件代码
<template> <div class="info-span04" style="color: #333333;"> 中奖号码: <div style="vertical-align: middle;display: inline-block;"> <div class="openNumber" v-for="(item, index) in awardCode"> <div class="num mui-text-center"> <div class="span value"> <transition name="down-up-translate-fade"> <div :key="item.value">{{item.value}}</div> </transition> </div> </div> </div> </div> </div> </template>
<script> export default { name: 'numberRolling', data () { return { interval: null, interval_one: null, interval_two: null, awardCode: [ {name: 'oneDigit', value: '?'}, {name: 'tenDigit', value: '?'}, {name: 'hundredsDigit', value: '?'} ], } }, props:{ }, // 开奖效果方法 methods: { start() { var _this = this; if (!this.interval) { let i = 0 this.interval = setInterval(function() { _this.awardCode[0].value = ++i <= 9 ? i : (i=-1,++i) }, 100) } }, end(i) { this.awardCode[0].value = i; this.show = !this.show clearInterval(this.interval) this.interval = null }, start_one() { var _this = this; if (!this.interval_one) { let j = 0 this.interval_one = setInterval(function() { _this.awardCode[1].value = ++j <= 9 ? j : (j=-1,++j) }, 100) } }, end_one(j) { this.awardCode[1].value = j; clearInterval(this.interval_one) this.interval_one = null }, start_two() { this.show_two = !this.show_two var _this = this; let k = 0 if (!this.interval_two) { this.interval_two = setInterval(function() { // _this.k = Math.floor(Math.random() * 10); // if (k < 10) { // _this.awardCode[2].value = k++; // } else { // k = 0 // _this.awardCode[2].value = k++; // } _this.awardCode[2].value = ++k <= 9 ? k : (k=-1,++k) }, 100) } }, end_two(k) { this.awardCode[2].value = k; this.show_two = !this.show_two clearInterval(this.interval_two) this.interval_two = null }, prizeNumber(code) { this.awardCode[0].value = code.substr(0,1) this.awardCode[1].value = code.substr(1,1) this.awardCode[2].value = code.substr(2,1) }, }, beforeDestroy: function() { if(this.interval){ clearInterval(this.interval) } if(this.interval_one){ clearInterval(this.interval_one) } if(this.interval_two){ clearInterval(this.interval_two) } } } </script>
<style lang="scss" scoped> .openNumber { display: inline-block; width: vw(52); height: vw(52); padding-right: vw(36); .num { width: vw(52); height: vw(52); overflow: hidden; .span { color: #fff; width: vw(52); height: vw(52); font-weight: bold; float: left; .span div { text-align: center; } } .down-up-translate-fade-enter-active, .down-up-translate-fade-leave-active { transition: all .1s; -webkit-transition: all .1s; -moz-transition: all .1s; -o-transition: all .1s; } .down-up-translate-fade-enter, .down-up-translate-fade-leave-active { opacity: 1; } .down-up-translate-fade-leave-active { transform: translateY(-50px); -webkit-transform: translateY(-50px); -moz-transform: translateY(-50px); -o-transform: translateY(-50px); } .value { background: url('../images/pokinhall-toBeAwarded.png') no-repeat top center; background-size: 100% 100%; width: vw(52); height: vw(52); line-height: vw(52); font-size: 22px; font-weight: bold; } } } </style>
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