161 lines
3.3 KiB
Vue
161 lines
3.3 KiB
Vue
<template>
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<view class="number-box">
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<block v-for="(myIndex, index) in indexArr" :key="index">
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<swiper class="swiper" vertical="true" :current="myIndex" circular="true"
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v-bind:style="{color:color,width:myIndex == 10 ? '14rpx' : myIndex == 1 ? '22rpx' : width+'rpx',height:height+'rpx',lineHeight:fontSize+'rpx',fontSize:fontSize+'rpx',fontWeight: fontWeight}">
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<swiper-item>
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<view class="swiper-item">0</view>
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</swiper-item>
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<swiper-item>
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<view class="swiper-item">1</view>
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</swiper-item>
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<swiper-item>
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<view class="swiper-item">2</view>
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</swiper-item>
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<swiper-item>
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<view class="swiper-item">3</view>
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</swiper-item>
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<swiper-item>
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<view class="swiper-item">4</view>
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</swiper-item>
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<swiper-item>
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<view class="swiper-item">5</view>
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</swiper-item>
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<swiper-item>
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<view class="swiper-item">6</view>
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</swiper-item>
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<swiper-item>
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<view class="swiper-item">7</view>
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</swiper-item>
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<swiper-item>
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<view class="swiper-item">8</view>
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</swiper-item>
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<swiper-item>
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<view class="swiper-item">9</view>
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</swiper-item>
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<swiper-item>
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<view class="swiper-item">.</view>
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</swiper-item>
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</swiper>
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</block>
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</view>
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</template>
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<script>
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export default {
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props: {
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num: [String, Number],
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color: {
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type: String,
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default: '#000000'
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},
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width: {
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type: String,
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default: '30'
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},
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height: {
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type: String,
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default: '30'
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},
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fontSize: {
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type: String,
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default: '30'
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},
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fontWeight: {
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type: [String, Number],
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default: 500
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}
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},
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data() {
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return {
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indexArr: []
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};
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},
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created() {
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let {
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num
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} = this;
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let arr = new Array(num.toString().length);
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arr.fill(0);
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this.indexArr = arr;
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},
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watch: {
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num: function(val, oldVal) {
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// 处理新老数据长度不一样的情况
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let arr = Array.prototype.slice.apply(this.indexArr);
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let newLen = val.toString().length;
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let oldLen = oldVal.toString().length;
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if (newLen > oldLen) {
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for (let i = 0; i < newLen - oldLen; i++) {
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arr.push(0);
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}
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this.indexArr = arr;
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}
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if (newLen < oldLen) {
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for (let i = 0; i < oldLen - newLen; i++) {
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arr.pop();
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}
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this.indexArr = arr;
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}
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this.numChange(val);
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}
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},
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mounted() {
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//定时器作用：app显示数字滚动
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this._time = setTimeout(() => {
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this.numChange(this.num);
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clearTimeout(this._time);
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}, 50);
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},
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methods: {
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/**
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* 数字改变
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* @value 数字
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*/
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numChange(num) {
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this.$nextTick(() => {
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let {
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indexArr
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} = this;
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let copyIndexArr = Array.prototype.slice.apply(indexArr);
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let _num = num.toString();
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for (let i = 0; i < _num.length; i++) {
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if (_num[i] === '.') {
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copyIndexArr[i] = 10;
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} else {
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copyIndexArr[i] = Number(_num[i]);
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}
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}
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this.indexArr = copyIndexArr;
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})
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}
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}
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};
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</script>
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<style lang="scss">
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.number-box {
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display: flex;
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flex-wrap: wrap;
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justify-content: center;
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}
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.swiper {
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position: relative;
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// line-height: 30upx;
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// width: 30upx;
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// height: 30upx;
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// font-size: 30upx;
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// background: red;
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}
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.swiper:after {
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content: '';
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position: absolute;
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left: 0;
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top: 0;
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width: 100%;
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height: 100%;
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}
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</style>
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