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<template> <text v-if="show && ((Number(value) === 0 ? showZero : true) || isDot)" :class="[isDot ? 'u-badge--dot' : 'u-badge--not-dot', inverted && 'u-badge--inverted', shape === 'horn' && 'u-badge--horn', `u-badge--${type}${inverted ? '--inverted' : ''}`]" :style="[addStyle(customStyle), badgeStyle]" class="u-badge" >{{ isDot ? '' :showValue }}</text> </template>
<script> import { props } from './props'; import { mpMixin } from '../../libs/mixin/mpMixin'; import { mixin } from '../../libs/mixin/mixin'; import { addStyle, addUnit } from '../../libs/function/index'; /** * badge 徽标数 * @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。 * @tutorial https://uview-plus.jiangruyi.com/components/badge.html
* * @property {Boolean} isDot 是否显示圆点 (默认 false ) * @property {String | Number} value 显示的内容 * @property {Boolean} show 是否显示 (默认 true ) * @property {String | Number} max 最大值,超过最大值会显示 '{max}+' (默认999) * @property {String} type 主题类型,error|warning|success|primary (默认 'error' ) * @property {Boolean} showZero 当数值为 0 时,是否展示 Badge (默认 false ) * @property {String} bgColor 背景颜色,优先级比type高,如设置,type参数会失效 * @property {String} color 字体颜色 (默认 '#ffffff' ) * @property {String} shape 徽标形状,circle-四角均为圆角,horn-左下角为直角 (默认 'circle' ) * @property {String} numberType 设置数字的显示方式,overflow|ellipsis|limit (默认 'overflow' ) * @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 * @property {Boolean} inverted 是否反转背景和字体颜色(默认 false ) * @property {Boolean} absolute 是否绝对定位(默认 false ) * @property {Object} customStyle 定义需要用到的外部样式 * @example <u-badge :type="type" :count="count"></u-badge> */ export default { name: 'u-badge', mixins: [mpMixin, props, mixin], computed: { // 是否将badge中心与父组件右上角重合
boxStyle() { let style = {}; return style; }, // 整个组件的样式
badgeStyle() { const style = {} if(this.color) { style.color = this.color } if (this.bgColor && !this.inverted) { style.backgroundColor = this.bgColor } if (this.absolute) { style.position = 'absolute' // 如果有设置offset参数
if(this.offset.length) { // 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
const top = this.offset[0] const right = this.offset[1] || top style.top = addUnit(top) style.right = addUnit(right) } } return style }, showValue() { switch (this.numberType) { case "overflow": return Number(this.value) > Number(this.max) ? this.max + "+" : this.value break; case "ellipsis": return Number(this.value) > Number(this.max) ? "..." : this.value break; case "limit": return Number(this.value) > 999 ? Number(this.value) >= 9999 ? Math.floor(this.value / 1e4 * 100) / 100 + "w" : Math.floor(this.value / 1e3 * 100) / 100 + "k" : this.value break; default: return Number(this.value) } }, }, methods: { addStyle } } </script>
<style lang="scss" scoped> @import "../../libs/css/components.scss";
$u-badge-primary: $u-primary !default; $u-badge-error: $u-error !default; $u-badge-success: $u-success !default; $u-badge-info: $u-info !default; $u-badge-warning: $u-warning !default; $u-badge-dot-radius: 100px !default; $u-badge-dot-size: 8px !default; $u-badge-dot-right: 4px !default; $u-badge-dot-top: 0 !default; $u-badge-text-font-size: 11px !default; $u-badge-text-right: 10px !default; $u-badge-text-padding: 2px 5px !default; $u-badge-text-align: center !default; $u-badge-text-color: #FFFFFF !default;
.u-badge { border-top-right-radius: $u-badge-dot-radius; border-top-left-radius: $u-badge-dot-radius; border-bottom-left-radius: $u-badge-dot-radius; border-bottom-right-radius: $u-badge-dot-radius; @include flex; line-height: $u-badge-text-font-size; text-align: $u-badge-text-align; font-size: $u-badge-text-font-size; color: $u-badge-text-color;
&--dot { height: $u-badge-dot-size; width: $u-badge-dot-size; } &--inverted { font-size: 13px; } &--not-dot { padding: $u-badge-text-padding; }
&--horn { border-bottom-left-radius: 0; }
&--primary { background-color: $u-badge-primary; } &--primary--inverted { color: $u-badge-primary; }
&--error { background-color: $u-badge-error; } &--error--inverted { color: $u-badge-error; }
&--success { background-color: $u-badge-success; } &--success--inverted { color: $u-badge-success; }
&--info { background-color: $u-badge-info; } &--info--inverted { color: $u-badge-info; }
&--warning { background-color: $u-badge-warning; } &--warning--inverted { color: $u-badge-warning; } } </style>
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