<template>
<view class="u-avatar" :style="[wrapStyle]" @tap="click">
<image
@error="loadError"
:style="[imgStyle]"
class="u-avatar__img"
v-if="!uText && avatar"
:src="avatar"
:mode="imgMode"
></image>
<text class="u-line-1" v-else-if="uText" :style="{
fontSize: '38rpx'
}">{{uText}}</text>
<slot v-else></slot>
<view class="u-avatar__sex" v-if="showSex" :class="['u-avatar__sex--' + sexIcon]" :style="[uSexStyle]">
<u-icon :name="sexIcon" size="20"></u-icon>
</view>
<view class="u-avatar__level" v-if="showLevel" :style="[uLevelStyle]">
<u-icon :name="levelIcon" size="20"></u-icon>
</view>
</view>
</template>
<script>
let base64Avatar = "data:image/jpg;base64,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";
/**
* avatar 头像
* @description 本组件一般用于展示头像的地方，如个人中心，或者评论列表页的用户头像展示等场所。
* @tutorial https://www.uviewui.com/components/avatar.html
* @property {String} bg-color 背景颜色，一般显示文字时用（默认#ffffff）
* @property {String} src 头像路径，如加载失败，将会显示默认头像
* @property {String Number} size 头像尺寸，可以为指定字符串(large, default, mini)，或者数值，单位rpx（默认default）
* @property {String} mode 显示类型，见上方说明（默认circle）
* @property {String} sex-icon 性别图标，man-男，woman-女（默认man）
* @property {String} level-icon 等级图标（默认level）
* @property {String} sex-bg-color 性别图标背景颜色
* @property {String} level-bg-color 等级图标背景颜色
* @property {String} show-sex 是否显示性别图标（默认false）
* @property {String} show-level 是否显示等级图标（默认false）
* @property {String} img-mode 头像图片的裁剪类型，与uni的image组件的mode参数一致，如效果达不到需求，可尝试传widthFix值（默认aspectFill）
* @property {String} index 用户传递的标识符值，如果是列表循环，可穿v-for的index值
* @event {Function} click 头像被点击
* @example <u-avatar :src="src"></u-avatar>
*/
export default {
name: 'u-avatar',
props: {
// 背景颜色
bgColor: {
type: String,
default: 'transparent'
},
// 头像路径
src: {
type: String,
default: ''
},
// 尺寸，large-大，default-中等，mini-小，如果为数值，则单位为rpx
// 宽度等于高度
size: {
type: [String, Number],
default: 'default'
},
// 头像模型，square-带圆角方形，circle-圆形
mode: {
type: String,
default: 'circle'
},
// 文字内容
text: {
type: String,
default: ''
},
// 图片的裁剪模型
imgMode: {
type: String,
default: 'aspectFill'
},
// 标识符
index: {
type: [String, Number],
default: ''
},
// 右上角性别角标，man-男，woman-女
sexIcon: {
type: String,
default: 'man'
},
// 右下角的等级图标
levelIcon: {
type: String,
default: 'level'
},
// 右下角等级图标背景颜色
levelBgColor: {
type: String,
default: ''
},
// 右上角性别图标的背景颜色
sexBgColor: {
type: String,
default: ''
},
// 是否显示性别图标
showSex: {
type: Boolean,
default: false
},
// 是否显示等级图标
showLevel: {
type: Boolean,
default: false
}
},
data() {
return {
error: false,
// 头像的地址，因为如果加载错误，需要赋值为默认图片，props值无法修改，所以需要一个中间值
avatar: this.src ? this.src : base64Avatar,
}
},
watch: {
src(n) {
// 用户可能会在头像加载失败时，再次修改头像值，所以需要重新赋值
if(!n) {
// 如果传入null或者''，或者undefined，显示默认头像
this.avatar = base64Avatar;
this.error = true;
} else {
this.avatar = n;
this.error = false;
}
}
},
computed: {
wrapStyle() {
let style = {};
style.height = this.size == 'large' ? '120rpx' : this.size == 'default' ?
'90rpx' : this.size == 'mini' ? '70rpx' : this.size + 'rpx';
style.width = style.height;
style.flex = `0 0 ${style.height}`;
style.backgroundColor = this.bgColor;
style.borderRadius = this.mode == 'circle' ? '500px' : '5px';
if(this.text) style.padding = `0 6rpx`;
return style;
},
imgStyle() {
let style = {};
style.borderRadius = this.mode == 'circle' ? '500px' : '5px';
return style;
},
// 取字符串的第一个字符
uText() {
return String(this.text)[0];
},
// 性别图标的自定义样式
uSexStyle() {
let style = {};
if(this.sexBgColor) style.backgroundColor = this.sexBgColor;
return style;
},
// 等级图标的自定义样式
uLevelStyle() {
let style = {};
if(this.levelBgColor) style.backgroundColor = this.levelBgColor;
return style;
}
},
methods: {
// 图片加载错误时，显示默认头像
loadError() {
this.error = true;
this.avatar = base64Avatar;
},
click() {
this.$emit('click', this.index);
}
}
}
</script>
<style lang="scss" scoped>
@import "../../libs/css/style.components.scss";
.u-avatar {
/* #ifndef APP-NVUE */
display: inline-flex;
/* #endif */
align-items: center;
justify-content: center;
font-size: 28rpx;
color: $u-content-color;
border-radius: 10px;
position: relative;
&__img {
width: 100%;
height: 100%;
}
&__sex {
position: absolute;
width: 32rpx;
color: #ffffff;
height: 32rpx;
@include vue-flex;
justify-content: center;
align-items: center;
border-radius: 100rpx;
top: 5%;
z-index: 1;
right: -7%;
border: 1px #ffffff solid;
&--man {
background-color: $u-type-primary;
}
&--woman {
background-color: $u-type-error;
}
&--none {
background-color: $u-type-warning;
}
}
&__level {
position: absolute;
width: 32rpx;
color: #ffffff;
height: 32rpx;
@include vue-flex;
justify-content: center;
align-items: center;
border-radius: 100rpx;
bottom: 5%;
z-index: 1;
right: -7%;
border: 1px #ffffff solid;
background-color: $u-type-warning;
}
}
</style>