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171 lines
5.1 KiB
171 lines
5.1 KiB
<template>
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<text
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v-if="show && ((Number(value) === 0 ? showZero : true) || isDot)"
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:class="[isDot ? 'u-badge--dot' : 'u-badge--not-dot', inverted && 'u-badge--inverted', shape === 'horn' && 'u-badge--horn', `u-badge--${type}${inverted ? '--inverted' : ''}`]"
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:style="[$u.addStyle(customStyle), badgeStyle]"
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class="u-badge"
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>{{ isDot ? '' :showValue }}</text>
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</template>
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<script>
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import props from './props.js';
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/**
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* badge 徽标数
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* @description 该组件一般用于图标右上角显示未读的消息数量，提示用户点击，有圆点和圆包含文字两种形式。
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* @tutorial https://uviewui.com/components/badge.html
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*
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* @property {Boolean} isDot 是否显示圆点 （默认 false ）
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* @property {String | Number} value 显示的内容
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* @property {Boolean} show 是否显示 （默认 true ）
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* @property {String | Number} max 最大值，超过最大值会显示 '{max}+' （默认999）
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* @property {String} type 主题类型，error|warning|success|primary （默认 'error' ）
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* @property {Boolean} showZero 当数值为 0 时，是否展示 Badge （默认 false ）
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* @property {String} bgColor 背景颜色，优先级比type高，如设置，type参数会失效
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* @property {String} color 字体颜色 （默认 '#ffffff' ）
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* @property {String} shape 徽标形状，circle-四角均为圆角，horn-左下角为直角 （默认 'circle' ）
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* @property {String} numberType 设置数字的显示方式，overflow|ellipsis|limit （默认 'overflow' ）
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* @property {Array}} offset 设置badge的位置偏移，格式为 [x, y]，也即设置的为top和right的值，absolute为true时有效
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* @property {Boolean} inverted 是否反转背景和字体颜色（默认 false ）
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* @property {Boolean} absolute 是否绝对定位（默认 false ）
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* @property {Object} customStyle 定义需要用到的外部样式
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* @example <u-badge :type="type" :count="count"></u-badge>
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*/
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export default {
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name: 'u-badge',
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mixins: [uni.$u.mpMixin, props, uni.$u.mixin],
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computed: {
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// 是否将badge中心与父组件右上角重合
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boxStyle() {
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let style = {};
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return style;
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},
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// 整个组件的样式
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badgeStyle() {
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const style = {}
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if(this.color) {
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style.color = this.color
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}
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if (this.bgColor && !this.inverted) {
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style.backgroundColor = this.bgColor
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}
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if (this.absolute) {
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style.position = 'absolute'
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// 如果有设置offset参数
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if(this.offset.length) {
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// top和right分为为offset的第一个和第二个值，如果没有第二个值，则right等于top
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const top = this.offset[0]
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const right = this.offset[1] || top
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style.top = uni.$u.addUnit(top)
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style.right = uni.$u.addUnit(right)
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}
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}
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return style
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},
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showValue() {
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switch (this.numberType) {
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case "overflow":
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return Number(this.value) > Number(this.max) ? this.max + "+" : this.value
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break;
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case "ellipsis":
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return Number(this.value) > Number(this.max) ? "..." : this.value
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break;
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case "limit":
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return Number(this.value) > 999 ? Number(this.value) >= 9999 ?
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Math.floor(this.value / 1e4 * 100) / 100 + "w" : Math.floor(this.value /
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1e3 * 100) / 100 + "k" : this.value
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break;
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default:
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return Number(this.value)
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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" scoped>
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@import "../../libs/css/components.scss";
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$u-badge-primary: $u-primary !default;
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$u-badge-error: $u-error !default;
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$u-badge-success: $u-success !default;
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$u-badge-info: $u-info !default;
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$u-badge-warning: $u-warning !default;
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$u-badge-dot-radius: 100px !default;
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$u-badge-dot-size: 8px !default;
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$u-badge-dot-right: 4px !default;
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$u-badge-dot-top: 0 !default;
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$u-badge-text-font-size: 11px !default;
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$u-badge-text-right: 10px !default;
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$u-badge-text-padding: 2px 5px !default;
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$u-badge-text-align: center !default;
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$u-badge-text-color: #FFFFFF !default;
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.u-badge {
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border-top-right-radius: $u-badge-dot-radius;
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border-top-left-radius: $u-badge-dot-radius;
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border-bottom-left-radius: $u-badge-dot-radius;
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border-bottom-right-radius: $u-badge-dot-radius;
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@include flex;
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line-height: $u-badge-text-font-size;
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text-align: $u-badge-text-align;
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font-size: $u-badge-text-font-size;
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color: $u-badge-text-color;
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&--dot {
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height: $u-badge-dot-size;
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width: $u-badge-dot-size;
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}
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&--inverted {
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font-size: 13px;
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}
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&--not-dot {
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padding: $u-badge-text-padding;
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}
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&--horn {
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border-bottom-left-radius: 0;
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}
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&--primary {
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background-color: $u-badge-primary;
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}
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&--primary--inverted {
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color: $u-badge-primary;
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}
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&--error {
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background-color: $u-badge-error;
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}
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&--error--inverted {
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color: $u-badge-error;
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}
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&--success {
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background-color: $u-badge-success;
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}
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&--success--inverted {
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color: $u-badge-success;
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}
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&--info {
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background-color: $u-badge-info;
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}
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&--info--inverted {
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color: $u-badge-info;
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}
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&--warning {
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background-color: $u-badge-warning;
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}
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&--warning--inverted {
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color: $u-badge-warning;
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}
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}
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</style>
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