You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
235 lines
7.1 KiB
235 lines
7.1 KiB
3 years ago
|
<template>
|
||
|
<view
|
||
|
class="u-icon"
|
||
|
@tap="clickHandler"
|
||
|
:class="['u-icon--' + labelPos]"
|
||
|
>
|
||
|
<image
|
||
|
class="u-icon__img"
|
||
|
v-if="isImg"
|
||
|
:src="name"
|
||
|
:mode="imgMode"
|
||
|
:style="[imgStyle, $u.addStyle(customStyle)]"
|
||
|
></image>
|
||
|
<text
|
||
|
v-else
|
||
|
class="u-icon__icon"
|
||
|
:class="uClasses"
|
||
|
:style="[iconStyle, $u.addStyle(customStyle)]"
|
||
|
:hover-class="hoverClass"
|
||
|
>{{icon}}</text>
|
||
|
<!-- 这里进行空字符串判断,如果仅仅是v-if="label",可能会出现传递0的时候,结果也无法显示 -->
|
||
|
<text
|
||
|
v-if="label !== ''"
|
||
|
class="u-icon__label"
|
||
|
:style="{
|
||
|
color: labelColor,
|
||
|
fontSize: $u.addUnit(labelSize),
|
||
|
marginLeft: labelPos == 'right' ? $u.addUnit(space) : 0,
|
||
|
marginTop: labelPos == 'bottom' ? $u.addUnit(space) : 0,
|
||
|
marginRight: labelPos == 'left' ? $u.addUnit(space) : 0,
|
||
|
marginBottom: labelPos == 'top' ? $u.addUnit(space) : 0,
|
||
|
}"
|
||
|
>{{ label }}</text>
|
||
|
</view>
|
||
|
</template>
|
||
|
|
||
|
<script>
|
||
|
// #ifdef APP-NVUE
|
||
|
// nvue通过weex的dom模块引入字体,相关文档地址如下:
|
||
|
// https://weex.apache.org/zh/docs/modules/dom.html#addrule
|
||
|
const fontUrl = 'https://at.alicdn.com/t/font_2225171_8kdcwk4po24.ttf'
|
||
|
const domModule = weex.requireModule('dom')
|
||
|
domModule.addRule('fontFace', {
|
||
|
'fontFamily': "uicon-iconfont",
|
||
|
'src': `url('${fontUrl}')`
|
||
|
})
|
||
|
// #endif
|
||
|
|
||
|
// 引入图标名称,已经对应的unicode
|
||
|
import icons from './icons'
|
||
|
|
||
|
import props from './props.js';;
|
||
|
|
||
|
/**
|
||
|
* icon 图标
|
||
|
* @description 基于字体的图标集,包含了大多数常见场景的图标。
|
||
|
* @tutorial https://www.uviewui.com/components/icon.html
|
||
|
* @property {String} name 图标名称,见示例图标集
|
||
|
* @property {String} color 图标颜色,可接受主题色 (默认 color['u-content-color'] )
|
||
|
* @property {String | Number} size 图标字体大小,单位px (默认 '16px' )
|
||
|
* @property {Boolean} bold 是否显示粗体 (默认 false )
|
||
|
* @property {String | Number} index 点击图标的时候传递事件出去的index(用于区分点击了哪一个)
|
||
|
* @property {String} hoverClass 图标按下去的样式类,用法同uni的view组件的hoverClass参数,详情见官网
|
||
|
* @property {String} customPrefix 自定义扩展前缀,方便用户扩展自己的图标库 (默认 'uicon' )
|
||
|
* @property {String | Number} label 图标右侧的label文字
|
||
|
* @property {String} labelPos label相对于图标的位置,只能right或bottom (默认 'right' )
|
||
|
* @property {String | Number} labelSize label字体大小,单位px (默认 '15px' )
|
||
|
* @property {String} labelColor 图标右侧的label文字颜色 ( 默认 color['u-content-color'] )
|
||
|
* @property {String | Number} space label与图标的距离,单位px (默认 '3px' )
|
||
|
* @property {String} imgMode 图片的mode
|
||
|
* @property {String | Number} width 显示图片小图标时的宽度
|
||
|
* @property {String | Number} height 显示图片小图标时的高度
|
||
|
* @property {String | Number} top 图标在垂直方向上的定位 用于解决某些情况下,让图标垂直居中的用途 (默认 0 )
|
||
|
* @property {Boolean} stop 是否阻止事件传播 (默认 false )
|
||
|
* @property {Object} customStyle icon的样式,对象形式
|
||
|
* @event {Function} click 点击图标时触发
|
||
|
* @event {Function} touchstart 事件触摸时触发
|
||
|
* @example <u-icon name="photo" color="#2979ff" size="28"></u-icon>
|
||
|
*/
|
||
|
export default {
|
||
|
name: 'u-icon',
|
||
|
data() {
|
||
|
return {
|
||
|
|
||
|
}
|
||
|
},
|
||
|
mixins: [uni.$u.mpMixin, uni.$u.mixin,props],
|
||
|
computed: {
|
||
|
uClasses() {
|
||
|
let classes = []
|
||
|
classes.push(this.customPrefix + '-' + this.name)
|
||
|
// // uView的自定义图标类名为u-iconfont
|
||
|
// if (this.customPrefix == 'uicon') {
|
||
|
// classes.push('u-iconfont')
|
||
|
// } else {
|
||
|
// classes.push(this.customPrefix)
|
||
|
// }
|
||
|
// 主题色,通过类配置
|
||
|
if (this.color && this.$u.config.type.includes(this.color)) classes.push('u-icon__icon--' + this.color)
|
||
|
// 阿里,头条,百度小程序通过数组绑定类名时,无法直接使用[a, b, c]的形式,否则无法识别
|
||
|
// 故需将其拆成一个字符串的形式,通过空格隔开各个类名
|
||
|
//#ifdef MP-ALIPAY || MP-TOUTIAO || MP-BAIDU
|
||
|
classes = classes.join(' ')
|
||
|
//#endif
|
||
|
return classes
|
||
|
},
|
||
|
iconStyle() {
|
||
|
let style = {}
|
||
|
style = {
|
||
|
fontSize: this.$u.addUnit(this.size),
|
||
|
lineHeight: this.$u.addUnit(this.size),
|
||
|
fontWeight: this.bold ? 'bold' : 'normal',
|
||
|
// 某些特殊情况需要设置一个到顶部的距离,才能更好的垂直居中
|
||
|
top: this.$u.addUnit(this.top)
|
||
|
}
|
||
|
// 非主题色值时,才当作颜色值
|
||
|
if (this.color && !this.$u.config.type.includes(this.color)) style.color = this.color
|
||
|
|
||
|
return style
|
||
|
},
|
||
|
// 判断传入的name属性,是否图片路径,只要带有"/"均认为是图片形式
|
||
|
isImg() {
|
||
|
return this.name.indexOf('/') !== -1
|
||
|
},
|
||
|
imgStyle() {
|
||
|
let style = {}
|
||
|
// 如果设置width和height属性,则优先使用,否则使用size属性
|
||
|
style.width = this.width ? this.$u.addUnit(this.width) : this.$u.addUnit(this.size)
|
||
|
style.height = this.height ? this.$u.addUnit(this.height) : this.$u.addUnit(this.size)
|
||
|
return style
|
||
|
},
|
||
|
// 通过图标名,查找对应的图标
|
||
|
icon() {
|
||
|
// 如果内置的图标中找不到对应的图标,就直接返回name值,因为用户可能传入的是unicode代码
|
||
|
return icons['uicon-' + this.name] || this.name
|
||
|
}
|
||
|
},
|
||
|
methods: {
|
||
|
clickHandler(e) {
|
||
|
this.$emit('click', this.index)
|
||
|
// 是否阻止事件冒泡
|
||
|
this.stop && this.$u.preventEvent(e)
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
</script>
|
||
|
|
||
|
<style lang="scss">
|
||
|
@import "../../libs/css/components.scss";
|
||
|
|
||
|
// 变量定义
|
||
|
$u-icon-primary: $u-primary !default;
|
||
|
$u-icon-success: $u-success !default;
|
||
|
$u-icon-info: $u-info !default;
|
||
|
$u-icon-warning: $u-warning !default;
|
||
|
$u-icon-error: $u-error !default;
|
||
|
$u-icon-label-line-height:1 !default;
|
||
|
|
||
|
/* #ifndef APP-NVUE */
|
||
|
// 非nvue下加载字体
|
||
|
@font-face {
|
||
|
font-family: 'uicon-iconfont';
|
||
|
src: url('https://at.alicdn.com/t/font_2225171_8kdcwk4po24.ttf') format('truetype');
|
||
|
}
|
||
|
|
||
|
/* #endif */
|
||
|
|
||
|
.u-icon {
|
||
|
/* #ifndef APP-NVUE */
|
||
|
display: flex;
|
||
|
/* #endif */
|
||
|
align-items: center;
|
||
|
|
||
|
&--left {
|
||
|
flex-direction: row-reverse;
|
||
|
align-items: center;
|
||
|
}
|
||
|
|
||
|
&--right {
|
||
|
flex-direction: row;
|
||
|
align-items: center;
|
||
|
}
|
||
|
|
||
|
&--top {
|
||
|
flex-direction: column-reverse;
|
||
|
justify-content: center;
|
||
|
}
|
||
|
|
||
|
&--bottom {
|
||
|
flex-direction: column;
|
||
|
justify-content: center;
|
||
|
}
|
||
|
|
||
|
&__icon {
|
||
|
font-family: uicon-iconfont;
|
||
|
position: relative;
|
||
|
@include flex;
|
||
|
align-items: center;
|
||
|
|
||
|
&--primary {
|
||
|
color: $u-icon-primary;
|
||
|
}
|
||
|
|
||
|
&--success {
|
||
|
color: $u-icon-success;
|
||
|
}
|
||
|
|
||
|
&--error {
|
||
|
color: $u-icon-error;
|
||
|
}
|
||
|
|
||
|
&--warning {
|
||
|
color: $u-icon-warning;
|
||
|
}
|
||
|
|
||
|
&--info {
|
||
|
color: $u-icon-info;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
&__img {
|
||
|
/* #ifndef APP-NVUE */
|
||
|
height: auto;
|
||
|
will-change: transform;
|
||
|
/* #endif */
|
||
|
}
|
||
|
|
||
|
&__label {
|
||
|
/* #ifndef APP-NVUE */
|
||
|
line-height: $u-icon-label-line-height;
|
||
|
/* #endif */
|
||
|
}
|
||
|
}
|
||
|
</style>
|