SingleImage3.vue
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<template>
<div class="upload-container">
<el-upload
:data="dataObj"
:multiple="false"
:show-file-list="false"
:on-success="handleImageSuccess"
class="image-uploader"
drag
action="https://httpbin.org/post"
>
<i class="el-icon-upload" />
<div class="el-upload__text">
将文件拖到此处，或<em>点击上传</em>
</div>
</el-upload>
<div class="image-preview image-app-preview">
<div v-show="imageUrl.length>1" class="image-preview-wrapper">
<img :src="imageUrl">
<div class="image-preview-action">
<i class="el-icon-delete" @click="rmImage" />
</div>
</div>
</div>
<div class="image-preview">
<div v-show="imageUrl.length>1" class="image-preview-wrapper">
<img :src="imageUrl">
<div class="image-preview-action">
<i class="el-icon-delete" @click="rmImage" />
</div>
</div>
</div>
</div>
</template>
<script>
import { getToken } from '@/api/qiniu'
export default {
name: 'SingleImageUpload3',
props: {
value: {
type: String,
default: ''
}
},
data() {
return {
tempUrl: '',
dataObj: { token: '', key: '' }
}
},
computed: {
imageUrl() {
return this.value
}
},
methods: {
rmImage() {
this.emitInput('')
},
emitInput(val) {
this.$emit('input', val)
},
handleImageSuccess(file) {
this.emitInput(file.files.file)
},
beforeUpload() {
const _self = this
return new Promise((resolve, reject) => {
getToken().then(response => {
const key = response.data.qiniu_key
const token = response.data.qiniu_token
_self._data.dataObj.token = token
_self._data.dataObj.key = key
this.tempUrl = response.data.qiniu_url
resolve(true)
}).catch(err => {
console.log(err)
reject(false)
})
})
}
}
}
</script>
<style lang="scss" scoped>
@import "~@/styles/mixin.scss";
.upload-container {
width: 100%;
position: relative;
@include clearfix;
.image-uploader {
width: 35%;
float: left;
}
.image-preview {
width: 200px;
height: 200px;
position: relative;
border: 1px dashed #d9d9d9;
float: left;
margin-left: 50px;
.image-preview-wrapper {
position: relative;
width: 100%;
height: 100%;
img {
width: 100%;
height: 100%;
}
}
.image-preview-action {
position: absolute;
width: 100%;
height: 100%;
left: 0;
top: 0;
cursor: default;
text-align: center;
color: #fff;
opacity: 0;
font-size: 20px;
background-color: rgba(0, 0, 0, .5);
transition: opacity .3s;
cursor: pointer;
text-align: center;
line-height: 200px;
.el-icon-delete {
font-size: 36px;
}
}
&:hover {
.image-preview-action {
opacity: 1;
}
}
}
.image-app-preview {
width: 320px;
height: 180px;
position: relative;
border: 1px dashed #d9d9d9;
float: left;
margin-left: 50px;
.app-fake-conver {
height: 44px;
position: absolute;
width: 100%; // background: rgba(0, 0, 0, .1);
text-align: center;
line-height: 64px;
color: #fff;
}
}
}
</style>