详解Vue调用手机相机和相册以及上传
(编辑:jimmy 日期: 2024/11/28 浏览:3 次 )
组件
<template> <div> <input id="upload_file" type="file" style="display: none;" accept='image/*' name="file" @change="fileChange($event)"/> <div class="image-item space" @click="showActionSheet()"> <div class="image-up"></div> </div> <div class="upload_warp"> <div class="upload_warp_img"> <div class="upload_warp_img_div" v-for="(item,index) in imgList"> <div class="upload_warp_img_div_top"> <img src="/UploadFiles/2021-04-02/x.png">javaScript代码
<script type="text/ecmascript-6"> export default { name: "cameras-and-albums", data(){ return{ imgList: [], datas: new FormData(), files:0, size:0 } }, methods:{ //调用相册&相机 fileClick() { $('#upload_file').click(); }, //调用手机摄像头并拍照 getImage() { let cmr = plus.camera.getCamera(); cmr.captureImage(function(p) { plus.io.resolveLocalFileSystemURL(p, function(entry) { compressImage(entry.toLocalURL(),entry.name); }, function(e) { plus.nativeUI.toast("读取拍照文件错误:" + e.message); }); }, function(e) { }, { filter: 'image' }); }, //从相册选择照片 galleryImgs() { plus.gallery.pick(function(e) { let name = e.substr(e.lastIndexOf('/') + 1); compressImage(e,name); }, function(e) { }, { filter: "image" }); }, //点击事件,弹出选择摄像头和相册的选项 showActionSheet() { let bts = [{ title: "拍照" }, { title: "从相册选择" }]; plus.nativeUI.actionSheet({ cancel: "取消", buttons: bts }, function(e) { if (e.index == 1) { this.getImage(); } else if (e.index == 2) { this.galleryImgs(); } } ); }, fileChange(el) { this.files=$("#upload_file").get(0).files; console.log(this.files.length); for(let i=0;i<this.files.length;i++){ this.datas.append("file",this.files[i]); } this.show1=false; console.log(typeof this.files); console.log(this.files); if (!el.target.files[0].size) return; this.fileList(el.target); el.target.value = '' }, fileList(fileList) { let files = fileList.files; for (let i = 0; i < files.length; i++) { //判断是否为文件夹 if (files[i].type != '') { this.fileAdd(files[i]); } else { //文件夹处理 this.folders(fileList.items[i]); } } }, //文件夹处理 folders(files) { let _this = this; //判断是否为原生file if (files.kind) { files = files.webkitGetAsEntry(); } files.createReader().readEntries(function (file) { for (let i = 0; i < file.length; i++) { if (file[i].isFile) { _this.foldersAdd(file[i]); } else { _this.folders(file[i]); } } }) }, fileAdd(file) { //总大小 this.size = this.size + file.size; //判断是否为图片文件 if (file.type.indexOf('image') == -1) { file.src = 'wenjian.png'; this.imgList.push({ file }); } else { let reader = new FileReader(); reader.vue = this; reader.readAsDataURL(file); reader.onload = function () { file.src = this.result; this.vue.imgList.push({ file }); } } }, fileDel(index) { this.size = this.size - this.imgList[index].file.size;//总大小 this.imgList.splice(index, 1); }, bytesToSize(bytes) { if (bytes === 0){ return '0 B'; } let k = 1000, // or 1024 sizes = ['B', 'KB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB'], i = Math.floor(Math.log(bytes) / Math.log(k)); return (bytes / Math.pow(k, i)).toPrecision(3) + ' ' + sizes[i]; }, dragenter(el) { el.stopPropagation(); el.preventDefault(); }, dragover(el) { el.stopPropagation(); el.preventDefault(); }, drop(el) { el.stopPropagation(); el.preventDefault(); this.fileList(el.dataTransfer); }, shows(et,tx){ this.strut=et; this.txt=tx; }, handleClick(){ this.$store.commit('add') }, }, } </script>以上所述是小编给大家介绍的Vue调用手机相机及上传详解整合,希望对大家有所帮助,如果大家有任何疑问请给我留言,小编会及时回复大家的。在此也非常感谢大家对网站的支持!
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