tool-single-img.vue
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<template>
<div class="module-box single-img">
<div class="single-img__box">
<el-upload
drag
:action="fileUploadApi.fileUpload"
:on-success="handleAvatarSuccess"
:before-upload="beforeAvatarUpload"
:show-file-list="false"
>
<img v-if="imageUrl" :src="imageUrl" class="single-img__img">
<i v-else class="el-icon-upload">
<div class="el-upload__text"><em>选择图片</em></div>
<div class="el-upload__tip" slot="tip">{{tip}}</div>
</i>
</el-upload>
<div class="overlay" v-if="imageUrl">
<i class="iconfont icon-chakan" @click="showImage"></i>
<i class="iconfont icon-shanchu1" @click="delImage"></i>
</div>
</div>
<el-dialog title="图片展示" :visible.sync="dialogVisible">
<img width="100%" :src="dialogImageUrl" alt="">
</el-dialog>
</div>
</template>
<script>
import api from '@@/components/canvasShow/config/api'
import {sendReqMixin} from '@@/components/canvasShow/config/mixin'
export default {
name: 'tool-single-img',
mixins: [sendReqMixin],
data () {
return {
dialogVisible: false,
dialogImageUrl: '',
fileUploadApi: {
fileUpload: ''
}
}
},
props: {
imageUrl: {
type: String,
default: ''
},
tip: {
type: String,
default: '建议尺寸: 1080*900px, 高度自适应'
}
},
mounted () {
console.log(api)
this.fileUploadApi = api
},
methods: {
handleAvatarSuccess (res, file) {
this.$emit('update:imageUrl', res.data.url)
},
beforeAvatarUpload (file) {
const isLt1M = file.size / 1024 / 1024 < 1
if (!isLt1M) {
this.$message.error('上传图片大小不能超过 1MB!')
}
return isLt1M
},
showImage () {
this.dialogImageUrl = this.imageUrl
this.dialogVisible = true
},
delImage () {
this.$emit('update:imageUrl', '')
}
}
}
</script>
<style lang="scss" scoped>
.single-img{
&__box{
position: relative;
::v-deep .el-upload{
width: 100%;
}
::v-deep .el-upload-dragger{
width: 100%;
.el-upload__text{
line-height: 40px;
}
.el-upload__tip{
line-height: 1em;
}
}
.overlay{
display: none;
}
&:hover .overlay{
position: absolute;
top:0;
left: 0;
width: 100%;
height: 100%;
background-color: rgba(0,0,0,0.3);
color: #fff;
display: flex;
justify-content: center;
align-items: center;
.iconfont{
padding: 5px;
margin: 0 5px;
font-size: 20px;
cursor: pointer;
}
}
}
&__img{
position: absolute;
max-width: 100%;
height: 100%;
max-height: 100%;
margin: auto;
top: 0;
right: 0;
bottom: 0;
left: 0;
}
}
</style>