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- <!doctype html>
- <html>
- <head>
- <meta charset="utf-8">
- <title></title>
- <meta name="viewport" content="width=device-width,initial-scale=1,user-scalable=0">
- <link rel="stylesheet" href="../style/weui.css"/>
- <link rel="stylesheet" href="../style/weui2.css"/>
- <link rel="stylesheet" href="../style/weui3.css"/>
- <script src="../zepto.min.js"></script><script src="../lrz.min.js"></script>
- <script>
- $(function(){
-
- });
-
- </script>
- </head>
- <body ontouchstart style="background-color: #f8f8f8;">
- <div class="page-hd">
- <h1 class="page-hd-title">
- 图片压缩上传
- </h1>
- <p class="page-hd-desc">需要加载lrz.min.js,这个插件可以压缩大图片为设定宽度图片,上传速度极快,原理是先压缩图片,然后转换成base64上传,目前比较好用的;如果是微信内,对于少量图片,建议采用jssdk</p>
- </div>
-
- <div class="weui_cells weui_cells_form">
-
- <div class="weui_cell">
- <div class="weui_cell_bd weui_cell_primary">
- <div class="weui_uploader">
- <div class="weui_uploader_hd weui_cell">
- <div class="weui_cell_bd weui_cell_primary">单图片压缩上传</div>
- <div class="weui_cell_ft"></div>
- </div>
- <div class="weui_uploader_bd">
- <ul class="weui_uploader_files" id='img'>
-
- </ul>
- <div class="weui_uploader_input_wrp">
- <input class="weui_uploader_input" type="file" accept="image/jpg,image/jpeg,image/png,image/gif" id="headimgurl" />
- <input type="hidden" id="headimgurl1" />
- </div>
- </div>
- </div>
- </div>
- </div>
- <div class="weui_cell">
- <div class="weui_cell_bd weui_cell_primary">
- <div class="weui_uploader">
- <div class="weui_uploader_hd weui_cell">
- <div class="weui_cell_bd weui_cell_primary">多图先压缩后上传</div>
- <div class="weui_cell_ft"></div>
- </div>
- <div class="weui_uploader_bd">
- <ul class="weui_uploader_files" id='img2'>
-
-
- </ul>
- <div class="weui_uploader_input_wrp" id="file2">
- <input class="weui_uploader_input" type="file" accept="image/jpg,image/jpeg,image/png,image/gif" id='headimgurl2' multiple />
-
- </div>
- </div>
- </div>
- </div>
- </div>
-
- </div>
-
-
-
- <div class="weui_cell">
- <div class="weui_cell_bd weui_cell_primary">
- <div class="weui_uploader">
- <div class="weui_uploader_hd weui_cell">
- <div class="weui_cell_bd weui_cell_primary">单图片不压缩上传</div>
- <div class="weui_cell_ft"></div>
- </div>
- <div class="weui_uploader_bd">
- <ul class="weui_uploader_files" id='img1'>
-
-
- </ul>
- <div class="weui_uploader_input_wrp">
- <input class="weui_uploader_input" type="file" accept="image/jpg,image/jpeg,image/png,image/gif" id="i1" onchange="previewImage(this)"/>
- <input type="hidden" id="i4" />
- </div>
- </div>
- </div>
- </div>
- </div>
- <div class="weui_cell">
- <div class="weui_cell_bd weui_cell_primary">
- <div class="weui_uploader">
- <div class="weui_uploader_hd weui_cell">
- <div class="weui_cell_bd weui_cell_primary">多图不压缩上传</div>
- <div class="weui_cell_ft"></div>
- </div>
- <div class="weui_uploader_bd">
- <ul class="weui_uploader_files" id='img2x'>
-
-
- </ul>
- <div class="weui_uploader_input_wrp">
- <input class="weui_uploader_input" type="file" accept="image/jpg,image/jpeg,image/png,image/gif" onchange="previewImage1(this)" multiple />
-
- </div>
- </div>
- </div>
- </div>
- </div>
-
-
-
-
-
-
- <script>
-
-
- function previewImage(file) {
- var MAXWIDTH = 100;
- var MAXHEIGHT = 200;
- if (file.files && file.files[0]) {
- var reader = new FileReader();
- reader.onload = function (evt) {
- $('#img1').html('<li class="weui_uploader_file" style="background-image:url('+evt.target.result+')"></li>');
- };
- reader.readAsDataURL(file.files[0]);//
- console.log(file.files[0]);
- }
- }
- function previewImage1(file) {
- var MAXWIDTH = 100;
- var MAXHEIGHT = 200;
- for(var i=0;i<file.files.length;i++){
-
- if (file.files && file.files[i]) {
- var reader = new FileReader();
- reader.onload = function (evt) {
- $('#img2x').append('<li class="weui_uploader_file" style="background-image:url('+evt.target.result+')"></li>');
- };
- reader.readAsDataURL(file.files[i]);
- }
-
- }
-
- }
-
- $(function(){
- var f = document.querySelector('#headimgurl');
- f.onchange = function () {
- lrz(this.files[0],{width:640,fieldName:"file"}).then(function (rst) {
- var xhr = new XMLHttpRequest();
- xhr.open('POST', '1.php');
- xhr.onload = function () {
- if (xhr.status === 200) {
- var obj = eval('(' + xhr.responseText + ')');
- $('#img').html('<li onclick="var delimg=$(this);$.confirm(\'您确定要删除吗?\', \'确认删除?\', function() {delimg.remove();},function(){$.toast(\'取消操作\', \'cancel\');});" class="weui_uploader_file weui_uploader_status" style="background-image:url('+obj.src+')"><div class="weui_uploader_status_content"><i class="weui_icon_cancel"></i></div></li>');
- $("#headimgurl1").val(obj.src);
- } else {
- // 处理其他情况
- }
- };
- xhr.onerror = function () {
- // 处理错误
- };
- xhr.upload.onprogress = function (e) {
- // 上传进度
- var percentComplete = ((e.loaded / e.total) || 0) * 100;
- }
- // 添加参数
- rst.formData.append('size', rst.fileLen);
- rst.formData.append('base64', rst.base64);
- // 触发上传
- xhr.send(rst.formData);
- return rst;
- })
- .catch(function (err) {
- alert(err);
- })
- .always(function () {// 不管是成功失败,这里都会执行
- });
- }
- //多图上传
- var f2 = document.querySelector('#headimgurl2');
- f2.onchange = function (e) {
- var files = e.target.files;
- var len = files.length;
- for (var i=0; i < len; i++) {
- lrz(files[i],{width:640,fieldName:"file1"}).then(function (rst) {
- var xhr = new XMLHttpRequest();
- xhr.open('POST', '2.php');
- xhr.onload = function () {
- if (xhr.status === 200) {
- var obj = eval('(' + xhr.responseText + ')');
- $('#img2').append('<li onclick="var delimg=$(this);$.confirm(\'您确定要删除吗?\', \'确认删除?\', function() {delimg.remove();},function(){$.toast(\'取消操作\', \'cancel\');});" class="weui_uploader_file weui_uploader_status" style="background-image:url('+obj.src+')"><div class="weui_uploader_status_content"><i class="weui_icon_cancel"></i></div></li>');
- $('#file2').append('<input value="'+obj.src+'" type="hidden" name="files" />');
- } else {
- // 处理其他情况
- }
- };
- xhr.onerror = function () {
- // 处理错误
- };
- xhr.upload.onprogress = function (e) {
- // 上传进度
- var percentComplete = ((e.loaded / e.total) || 0) * 100;
- };
- // 添加参数
- rst.formData.append('size', rst.fileLen);
- rst.formData.append('base64', rst.base64);
- // 触发上传
- xhr.send(rst.formData);
- return rst;
- })
- .catch(function (err) {
- alert(err);
- })
- .always(function () {// 不管是成功失败,这里都会执行
- });
- }//for end
- }
- })
- </script>
- </body>
- </html>
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