<!-- --> <template> <div> <draggable v-model="draggableList" @end="onEnd"> <!-- <transition-group> --> <div v-for="(item, index) in draggableList" :key="index"> <template v-if="item.isImg"> <img :src="item.displayUrl" alt="" srcset=""> <div> <span @click="viewImage(item.displayUrl)"> <svg-icon icon-class="view"></svg-icon> </span> <span @click="remove(index)"> <svg-icon icon-class="delete"></svg-icon> </span> </div> </template> <template v-if="!item.isImg"> <video :src="item.displayUrl" :ref="item.id" :id="item.id" :poster="item.coverUrl"> </video> <div> <span v-if="item.isPlay" @click="play(item)"> <svg-icon icon-class="play"></svg-icon> </span> <span v-if="!item.isPlay" @click="pause(item)"> <svg-icon icon-class="pause"></svg-icon> </span> <span @click="fullPlay(item)"> <svg-icon icon-class="full"></svg-icon> </span> <span @click="remove(index)"> <svg-icon icon-class="delete"></svg-icon> </span> </div> </template> </div> <!-- </transition-group> --> </draggable> <el-upload :id="uploadId" :disabled="isDiabled" :action="uploadUrl" :headers="headers" :accept="accept" list-type="picture-card" :show-file-list="false" :on-preview="handlePictureCardPreview" :on-progress="handleProgress" :on-change="fileChange" :auto-upload="!isCropper" :on-remove="handleRemove" :on-success="imageSuccess" :before-upload="fileBeforeUpload"> <i></i> <el-progress :percentage="percentage" v-if="isUpload && isLoading" :show-text="false"></el-progress> </el-upload> <el-dialog :visible.sync="dialogVisible"> <img :src="dialogImageUrl" alt=""> </el-dialog> <el-dialog :visible.sync="modifyCropper"> <div :style="{height: (autoCropHeight + 100) + 'px'}"> <vueCropper ref="cropper" :img="imgSrc" :outputSize="option.size" :outputType="option.outputType" :info="true" :full="option.full" :canMove="option.canMove" :canMoveBox="option.canMoveBox" :original="option.original" :autoCrop="option.autoCrop" :autoCropHeight="autoCropHeight" :autoCropWidth="autoCropWidth" :fixedBox="option.fixedBox" @realTime="realTime" @imgLoad="imgLoad"></vueCropper> </div> <span slot="footer"> <el-button @click="modifyCropper = false">取 消</el-button> <el-button type="primary" @click="uploadCropperImage">确 定</el-button> </span> </el-dialog> </div> </template> <script> // 拖拽 import draggable from 'vuedraggable' // 裁剪 import { VueCropper } from 'vue-cropper' // 上传地址 import { upload } from '@/api' import { getToken } from '@/util/auth' import axios from 'axios' export default { name: '', data() { return { headers: { Authorization: getToken() }, uploadUrl: upload, displayUrl: '', dialogImageUrl: '', dialogVisible: false, percentage: 0, accept: '', draggableList: [], isUpload: false, modifyCropper: false, isDiabled: false, cropperImage: { }, uploadId: 'id' + Date.now(), imgSrc: '', option: { size: 0.5, full: true, // 输出原图比例截图 props名full outputType: 'png', canMove: true, original: true, canMoveBox: false, autoCrop: true, fixedBox: true } } }, props: { // 已存在的文件 fileList: { type: Array, default() { return [ ] } }, // 返回类型 Array 数组 Object 对象 returnType: { type: String, default: 'Array' }, // 自定义对象 customObject: { type: Object, default: () => { } }, // 上传的最大个数 maxNum: { type: Number, required: true, default: 1 }, // 单位MB maxSize: { type: Number, default: 15 }, autoCropWidth: { type: Number, default: 180 }, autoCropHeight: { type: Number, default: 180 }, // 上传类型 All 图片/视频 image 图片 video视频 acceptType: { type: String, default: 'All' }, // 是否裁剪 isCropper: { type: Boolean, default: false }, // 是否显示加载条 isLoading: { type: Boolean, default: true }, outputSize: { type: Number, default: 1 }, outputType: { type: String, default: 'jpeg' } }, components: { draggable, VueCropper }, watch: { draggableList(newValue, oldValue) { this.getElement(this.draggableList.length) }, fileList(newValue, oldValue) { this.draggableList = newValue this.initImage() } }, computed: {}, mounted() { if (this.acceptType === 'All') { this.accept = 'image/png, image/jpeg, image/gif, image/jpg, .mp4,.qlv,.qsv,.ogg,.flv,.avi,.wmv,.rmvb' } if (this.acceptType === 'image') { this.accept = 'image/png, image/jpeg, image/gif, image/jpg' } if (this.acceptType === 'video') { this.accept = '.mp4,.qlv,.qsv,.ogg,.flv,.avi,.wmv,.rmvb' } this.initImage() }, methods: { // 获取五位数的随机数 getRandom() { return (((Math.random() + Math.random()) * 10000) + '').substr(0, 5).replace('.', 0) }, initImage() { const _this = this // console.log('file', this.fileList) if (this.fileList.length > 0) { this.draggableList = this.fileList.map(val => { let displayUrl = '' let coverUrl = '' let isImg = true const files = (val.url ? val.url : val).split(',') if (files.length === 3) { displayUrl = files[1] coverUrl = files[2] isImg = false } else if (files.length === 1) { displayUrl = (val.url ? val.url : val) isImg = true } const fileObj = Object.assign({}, { coverUrl: coverUrl, displayUrl: displayUrl, isImg: isImg, isPlay: true, name: Date.now(), url: (val.url ? val.url : val), id: val.id || Date.now() + _this.getRandom() }) return fileObj }).filter(val => { return val.url }) } }, handleRemove(file, fileList) { this.getElement(fileList.length) }, handlePictureCardPreview(file) { this.dialogImageUrl = file.url this.dialogVisible = true }, handleProgress(event, file, fileList) { this.percentage = +file.percentage }, fileBeforeUpload(file, event) { if (this.acceptType === 'image' && !file.type.includes('image/')) { this.$warning('请上传图片') return false } if (this.acceptType === 'video' && !file.type.includes('video/')) { this.$warning('请上传视频') return false } this.isUpload = true if (file.type.includes('image/') && (file.size > this.maxSize * 1024 * 1024)) { this.$warning(`请上传小于${this.maxSize}M的图片`) this.percentage = 0 this.isLoading = false return false } if (file.type.includes('video/')) this.isDiabled = true if (this.isCropper) { return false } }, fileChange(file, fileList) { if (file.percentage === 0 && this.isCropper) { if (file.raw.type.includes('video/')) { this.$warning('请上传图片') return } this.imgSrc = file.url this.modifyCropper = true this.cropperImage = { coverUrl: '', isImg: true, isPlay: true, name: file.name } } }, // 实时预览函数 realTime(data) { this.previews = data }, imgLoad(data) { }, // 裁剪后上传图片 uploadCropperImage() { const _this = this this.$refs.cropper.getCropBlob((data) => { const config = { headers: { 'Authorization': _this.headers.Authorization, 'Content-Type': 'multipart/form-data' } } const formdata = new FormData() formdata.append('file', data) // this.uploadUrl 上传 axios.post(this.uploadUrl, formdata, config).then(response => { _this.cropperImage = Object.assign({}, _this.cropperImage, { displayUrl: response.data.data, url: response.data.data, id: Date.now() }) _this.draggableList.push(_this.cropperImage) _this.$emit('getImageList', _this.draggableList.map(val => { if (this.returnType === 'Array') { return val.url } if (this.returnType === 'Object') { return { url: val.url, uploadStatus: true } } }), _this.customObject) _this.modifyCropper = false }).catch(error => { console.log('err', error) }) }) }, imageSuccess(response, file, fileList) { const _this = this try { this.getElement(fileList.length) let displayUrl = '' let coverUrl = '' let isImg = true const url = file.response.data || file.url this.isUpload = false const files = url.split(',') if (files.length === 3) { displayUrl = files[1] coverUrl = files[2] isImg = false } else if (files.length === 1) { displayUrl = url isImg = true } const id = Date.now() _this.draggableList.push({ name: file.name, url: url, coverUrl: coverUrl, displayUrl: displayUrl, isImg: isImg, isPlay: true, id: id }) if (isImg) { _this.percentage = 0 _this.$emit('getImageList', _this.draggableList.map(val => { if (this.returnType === 'Array') { return val.url } if (this.returnType === 'Object') { return { url: val.url, uploadStatus: true } } }), _this.customObject) return } _this.$emit('getImageList', _this.draggableList.map(val => { if (this.returnType === 'Array') { return val.url } if (this.returnType === 'Object') { return { url: val.url, uploadStatus: false } } }), _this.customObject) setTimeout(() => { const keys = Object.keys(_this.$refs) const video = _this.$refs[`${keys[keys.length - 1]}`][0] const removeId = keys[keys.length - 1] const interval = setInterval(() => { if (video.readyState === 4) { const duration = video.duration this.isDiabled = false if (duration < 3 || duration > 60) { _this.$message.success('请上传大于三秒小于六十秒的视频') _this.percentage = 0 // _this.remove(_this.draggableList.length - 1) _this.draggableList = _this.draggableList.filter(val => { return (val.id + '') !== (removeId + '') }) _this.$emit('getImageList', _this.draggableList.map(val => { if (this.returnType === 'Array') { return val.url } if (this.returnType === 'Object') { return { url: val.url, uploadStatus: true } } }), _this.customObject) _this.getElement(_this.draggableList.length) } _this.percentage = 0 _this.$emit('getImageList', _this.draggableList.map(val => { if (this.returnType === 'Array') { return val.url } if (this.returnType === 'Object') { return { url: val.url, uploadStatus: true } } }), _this.customObject) clearInterval(interval) } video.src = displayUrl video.poster = coverUrl }, 1000) }, 1000) } catch (error) { console.log('error', error) } }, play(item) { const video = document.getElementById(item.id) video.play() item.isPlay = !item.isPlay }, pause(item) { const video = document.getElementById(item.id) video.pause() item.isPlay = !item.isPlay }, // 全屏播放 fullPlay(item) { const video = document.getElementById(item.id) // w3c typeof video.requestFullScreen === 'function' && video.requestFullScreen() // webkit（谷歌） typeof video.webkitRequestFullScreen === 'function' && video.webkitRequestFullScreen() // 火狐 typeof video.mozRequestFullScreen === 'function' && video.mozRequestFullScreen() // IE typeof video.msExitFullscreen === 'function' && video.msExitFullscreen() }, viewImage(url) { this.dialogImageUrl = url this.dialogVisible = true }, remove(index) { this.draggableList.splice(index, 1) this.$emit('getImageList', this.draggableList.map(val => { if (this.returnType === 'Array') { return val.url } if (this.returnType === 'Object') { return { url: val.url, uploadStatus: true } } }), this.customObject) this.getElement(this.draggableList.length) }, onEnd(event) { this.$emit('getImageList', this.draggableList.map(val => { if (this.returnType === 'Array') { return val.url } if (this.returnType === 'Object') { return { url: val.url, uploadStatus: true } } }), this.customObject) }, isImg(obj) { const item = obj.url if (item === '' || item === null || typeof item === 'undefined') { return false } const index = item.lastIndexOf('.') var ext = item.substr(index + 1) if (ext.includes('!')) ext = ext.split('!')[0] ext = ext.toLowerCase() var tps = ['jpg', 'jpeg', 'png'] let ok = false for (let i = 0; i < tps.length; i++) { if (tps[i] === ext) { ok = true break } } return ok }, getElement(length) { const _this = this if (length >= _this.maxNum) { document.querySelectorAll(`#${_this.uploadId} .el-upload--picture-card`).forEach(val => { if (val.firstElementChild.className === 'el-icon-plus') { val.style.display = 'none' return true } }) } else { document.querySelectorAll(`#${_this.uploadId} .el-upload--picture-card`).forEach(val => { if (val.firstElementChild.className === 'el-icon-plus') { val.style.display = 'inline-block' return true } }) } } } } </script> <style lang='scss' scoped> .image-draggable { display: flex; flex-wrap: wrap; .image-list { position: relative; display: inline-block; overflow: hidden; width: 148px; height: 148px; margin-right: 10px; cursor: pointer; &:hover { .icon { height: 20%; transition: all .5s; .video-icon { display: inline-block; margin-right: 10px; } } } .icon { position: absolute; bottom: 0; display: flex; justify-content: center; width: 100%; height: 0; background-color: rgba(215, 215, 215, 1); .icon-size { width: 2em; height: 2em; } .video-icon { display: none; } } } } </style> <style lang="scss"> .image-draggable { .el-progress { top: -50%; } } </style>
注册全局事件
创建eventBus.js
使用
import eventBus from './plugins/eventBus' Vue.use(eventBus)
处理缓存
借用mounted， activated 事件处理数据
在某一次打开页面的时候进行数据初始化存储， 放置在vuex中，或者全局变量中，当需要初始化进行一个初始化，采取mixins引入
