336 lines
7.3 KiB
Vue
Raw Normal View History

2025-07-22 18:31:50 +08:00
<template>
<view class="tui-countdown-box">
<view class="tui-countdown-item" :style="{ background: backgroundColor, borderColor: borderColor, width: getWidth(d, width) + 'rpx', height: height + 'rpx' }" v-if="days">
<view class="tui-countdown-time" :class="[scale ? 'tui-countdown-scale' : '']" :style="{ fontSize: size + 'rpx', color: color, lineHeight: height + 'rpx' }">
{{ d }}
</view>
</view>
<view
class="tui-countdown-colon"
:class="{ 'tui-colon-pad': borderColor == 'transparent' }"
:style="{ fontSize: colonSize + 'rpx', color: colonColor }"
v-if="days"
>
{{ isColon ? ':' : '天' }}
</view>
<view class="tui-countdown-item" :style="{ background: backgroundColor, borderColor: borderColor, width: getWidth(h, width) + 'rpx', height: height + 'rpx' }" v-if="hours">
<view class="tui-countdown-time" :class="[scale ? 'tui-countdown-scale' : '']" :style="{ fontSize: size + 'rpx', color: color, lineHeight: height + 'rpx' }">
{{ h }}
</view>
</view>
<view
class="tui-countdown-colon"
:class="{ 'tui-colon-pad': borderColor == 'transparent' }"
:style="{ fontSize: colonSize + 'rpx', color: colonColor }"
v-if="hours"
>
{{ isColon ? ':' : '时' }}
</view>
<view
class="tui-countdown-item"
:style="{ background: backgroundColor, borderColor: borderColor, width: getWidth(i, width) + 'rpx', height: height + 'rpx' }"
v-if="minutes"
>
<view class="tui-countdown-time" :class="[scale ? 'tui-countdown-scale' : '']" :style="{ fontSize: size + 'rpx', color: color, lineHeight: height + 'rpx' }">
{{ i }}
</view>
</view>
<view
class="tui-countdown-colon"
:class="{ 'tui-colon-pad': borderColor == 'transparent' }"
:style="{ fontSize: colonSize + 'rpx', color: colonColor }"
v-if="minutes"
>
{{ isColon ? ':' : '分' }}
</view>
<view
class="tui-countdown-item"
:style="{ background: backgroundColor, borderColor: borderColor, width: getWidth(s, width) + 'rpx', height: height + 'rpx' }"
v-if="seconds"
>
<view class="tui-countdown-time" :class="[scale ? 'tui-countdown-scale' : '']" :style="{ fontSize: size + 'rpx', color: color, lineHeight: height + 'rpx' }">
{{ s }}
</view>
</view>
<view
class="tui-countdown-colon"
:class="{ 'tui-colon-pad': borderColor == 'transparent' }"
:style="{ fontSize: colonSize + 'rpx', color: colonColor }"
v-if="seconds && !isColon"
>
{{ unitEn ? 's' : '秒' }}
</view>
<view class="tui-countdown-colon" :style="{ lineHeight: colonSize + 'rpx', fontSize: colonSize + 'rpx', color: colonColor }" v-if="seconds && isMs && isColon">.</view>
<view
class="tui-countdown__ms"
:style="{
background: backgroundColor,
borderColor: borderColor,
fontSize: msSize + 'rpx',
color: msColor,
height: height + 'rpx',
width: msWidth > 0 ? msWidth + 'rpx' : 'auto'
}"
v-if="seconds && isMs"
>
<view :class="{ 'tui-ms__list': ani }">
<view class="tui-ms__item" :style="{ height: height + 'rpx' }" v-for="(item, index) in ms" :key="index">
<view :class="[scale ? 'tui-countdown-scale' : '']">{{item}}</view>
</view>
</view>
</view>
</view>
</template>
<script>
export default {
name: 'tuiCountdown',
props: {
//数字框宽度
width: {
type: Number,
default: 32
},
//数字框高度
height: {
type: Number,
default: 32
},
//数字框border颜色
borderColor: {
type: String,
default: '#333'
},
//数字框背景颜色
backgroundColor: {
type: String,
default: '#fff'
},
//数字框字体大小
size: {
type: Number,
default: 24
},
//数字框字体颜色
color: {
type: String,
default: '#333'
},
//是否缩放 0.9
scale: {
type: Boolean,
default: false
},
//冒号大小
colonSize: {
type: Number,
default: 28
},
//冒号颜色
colonColor: {
type: String,
default: '#333'
},
//剩余时间 (单位:秒)
time: {
type: Number,
default: 0
},
//是否包含天
days: {
type: Boolean,
default: false
},
//是否包含小时
hours: {
type: Boolean,
default: true
},
//是否包含分钟
minutes: {
type: Boolean,
default: true
},
//是否包含秒
seconds: {
type: Boolean,
default: true
},
//单位用英文缩写表示 仅seconds秒数有效
unitEn: {
type: Boolean,
default: false
},
//是否展示为冒号,false为文字
isColon: {
type: Boolean,
default: true
},
//是否返回剩余时间
returnTime: {
type: Boolean,
default: false
},
//是否显示毫秒
isMs: {
type: Boolean,
default: false
},
msWidth: {
type: Number,
default: 32
},
msSize: {
type: Number,
default: 24
},
msColor: {
type: String,
default: '#333'
}
},
watch: {
time(val) {
this.clearTimer();
this.doLoop();
}
},
data() {
return {
countdown: null,
d: '0',
h: '00',
i: '00',
s: '00',
//此处若从9到1结束需要特殊处理
ms: [0, 1, 2, 3, 4, 5, 6, 7, 8, 9],
ani: false
};
},
created() {
this.clearTimer();
this.doLoop();
},
beforeDestroy() {
this.clearTimer();
},
methods: {
getWidth: function(num, width) {
return num > 99 ? (width / 2) * num.toString().length : width;
},
clearTimer() {
clearInterval(this.countdown);
this.countdown = null;
},
endOfTime() {
this.ani = false;
this.clearTimer();
this.$emit('end', {});
},
doLoop: function() {
let seconds = this.time || 0;
this.ani = true;
this.countDown(seconds);
this.countdown = setInterval(() => {
seconds--;
if (seconds < 0) {
this.endOfTime();
return;
}
this.countDown(seconds);
if (this.returnTime) {
this.$emit('time', { seconds: seconds });
}
}, 1000);
},
countDown(seconds) {
let [day, hour, minute, second] = [0, 0, 0, 0];
if (seconds > 0) {
day = this.days ? Math.floor(seconds / (60 * 60 * 24)) : 0;
hour = this.hours ? Math.floor(seconds / (60 * 60)) - day * 24 : 0;
minute = this.minutes ? Math.floor(seconds / 60) - hour * 60 - day * 24 * 60 : 0;
second = Math.floor(seconds) - day * 24 * 60 * 60 - hour * 60 * 60 - minute * 60;
} else {
this.endOfTime();
}
hour = hour < 10 ? '0' + hour : hour;
minute = minute < 10 ? '0' + minute : minute;
second = second < 10 ? '0' + second : second;
this.d = day;
this.h = hour;
this.i = minute;
this.s = second;
}
}
};
</script>
<style scoped>
.tui-countdown-box {
display: flex;
align-items: center;
}
.tui-countdown-box {
display: flex;
align-items: center;
}
.tui-countdown-item {
border: 1rpx solid;
display: flex;
align-items: center;
justify-content: center;
border-radius: 6rpx;
white-space: nowrap;
transform: translateZ(0);
}
.tui-countdown-time {
margin: 0;
padding: 0;
}
.tui-countdown-colon {
display: flex;
justify-content: center;
padding: 0 5rpx;
}
.tui-colon-pad {
padding: 0 !important;
}
.tui-countdown-scale {
transform: scale(0.9);
transform-origin: center center;
}
.tui-countdown__ms {
border: 1rpx solid;
overflow: hidden;
border-radius: 6rpx;
}
/*ms使用css3代替js频繁更新操作性能优化*/
.tui-ms__list {
animation: loop 1s steps(10) infinite;
}
@keyframes loop {
from {
transform: translateY(0);
}
to {
transform: translateY(-100%);
}
}
.tui-ms__item {
display: flex;
align-items: center;
justify-content: center;
}
</style>