| <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="[$u.addStyle(customStyle), badgeStyle]" | 
|         class="u-badge" | 
|     >{{ isDot ? '' :showValue }}</text> | 
| </template> | 
|   | 
| <script> | 
|     import props from './props.js'; | 
|     /** | 
|      * badge 徽标数 | 
|      * @description 该组件一般用于图标右上角显示未读的消息数量,提示用户点击,有圆点和圆包含文字两种形式。 | 
|      * @tutorial https://uviewui.com/components/badge.html | 
|      *  | 
|      * @property {Boolean}             isDot         是否显示圆点 (默认 false ) | 
|      * @property {String | Number}     value         显示的内容 | 
|      * @property {Boolean}             show         是否显示 (默认 true ) | 
|      * @property {String | Number}     max         最大值,超过最大值会显示 '{max}+'  (默认999) | 
|      * @property {String}             type         主题类型,error|warning|success|primary (默认 'error' ) | 
|      * @property {Boolean}             showZero    当数值为 0 时,是否展示 Badge (默认 false ) | 
|      * @property {String}             bgColor     背景颜色,优先级比type高,如设置,type参数会失效 | 
|      * @property {String}             color         字体颜色 (默认 '#ffffff' ) | 
|      * @property {String}             shape         徽标形状,circle-四角均为圆角,horn-左下角为直角 (默认 'circle' ) | 
|      * @property {String}             numberType    设置数字的显示方式,overflow|ellipsis|limit  (默认 'overflow' ) | 
|      * @property {Array}}             offset        设置badge的位置偏移,格式为 [x, y],也即设置的为top和right的值,absolute为true时有效 | 
|      * @property {Boolean}             inverted    是否反转背景和字体颜色(默认 false ) | 
|      * @property {Boolean}             absolute    是否绝对定位(默认 false ) | 
|      * @property {Object}            customStyle    定义需要用到的外部样式 | 
|      * @example <u-badge :type="type" :count="count"></u-badge> | 
|      */ | 
|     export default { | 
|         name: 'u-badge', | 
|         mixins: [uni.$u.mpMixin, props, uni.$u.mixin], | 
|         computed: { | 
|             // 是否将badge中心与父组件右上角重合 | 
|             boxStyle() { | 
|                 let style = {}; | 
|                 return style; | 
|             }, | 
|             // 整个组件的样式 | 
|             badgeStyle() { | 
|                 const style = {} | 
|                 if(this.color) { | 
|                     style.color = this.color | 
|                 } | 
|                 if (this.bgColor && !this.inverted) { | 
|                     style.backgroundColor = this.bgColor | 
|                 } | 
|                 if (this.absolute) { | 
|                     style.position = 'absolute' | 
|                     // 如果有设置offset参数 | 
|                     if(this.offset.length) { | 
|                         // top和right分为为offset的第一个和第二个值,如果没有第二个值,则right等于top | 
|                         const top = this.offset[0] | 
|                         const right = this.offset[1] || top | 
|                         style.top = uni.$u.addUnit(top) | 
|                         style.right = uni.$u.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) | 
|                 } | 
|             }, | 
|         } | 
|     } | 
| </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> |