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index.html
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index.html
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<!DOCTYPE HTML>
<html lang="en-US">
<head>
<meta charset="UTF-8">
<title>围脖是个好图床</title>
<style type="text/css" media="screen">
*{
margin:0;padding:0;
font-family:arial, sans-serif;
color:#222;
}
html,body{
height:100%;width:100%;
background:#515151;
}
#drag{
position: absolute;
top:10%;left:10%;right:10%;bottom:10%;
border:3px dashed #333;
border-radius:2px;
background:#515151;
}
#drag-text{
position: absolute;
top:50%;left:0;right:0;
margin-top:-20px;
height:40px;
line-height:40px;
text-align:center;
font-size:20px;
color:#999;
}
#drag-fileElement{
position: absolute;
display: block;
top:0;left:0;bottom:0;right:0;
opacity: 0;
-moz-opacity: 0;
filter:alpha(opacity=0);
}
#rs{
position: absolute;
top:10%;left:10%;right:10%;bottom:10%;
border-radius:2px;
background:#eee;
box-shadow:0 0 3px #000;
text-align:center;
display: none;
}
.rs-btn{
height:50px;
position: absolute;
bottom:0;left:0;right:0;
}
.rs-top{
position: absolute;
top:10px;bottom:60px;left:10px;right:10px;
}
.rs-top-va-outer{
text-align: center;
width: 100%;
height: 100%;
display: table;
}
.rs-top-va-inner{
display: table-cell;
vertical-align: middle;
}
#rs-img{
max-height:100%;
max-width:100%;
border:1px solid #ddd;
background:#fff;
}
#rs-text{
background-color: #eee;
padding: 10px 3px;
font-size: 16px;
border: none;
box-shadow:0 0 3px #333 inset;
border-radius: 2px;
text-align: center;
width: 80%;
}
#rs-close{
position: absolute;
right:0px;top:0px;
color:#444;
width:20px;height:20px;line-height:20px;text-align:center;
cursor: pointer;
}
.about{
position: absolute;
bottom:0;left:0;right:0;height:25px;
line-height:25px;text-align:center;
font-size:10px;
color:#666;
}
</style>
</head>
<body>
<div id="drag">
<div id="drag-text">
拖拽图片到这里喵~
</div>
<input type="file" id="drag-fileElement" />
</div>
<div id="rs">
<div class="rs-top">
<!-- <div class="rs-top-va-outer"> -->
<!-- <span class="rs-top-va-inner"> -->
<img src="" id="rs-img"/>
<!-- </span> -->
<!-- </div> -->
</div>
<div class="rs-btn"><input type="text" id="rs-text" readonly="readonly" onmouseover="this.select()" onfocus="this.select()"/></div>
<div id="rs-close">x</div>
</div>
<div class="about">
感谢微博 | code by zythum_朱一
</div>
<script type="text/javascript">
var drag = document.getElementById('drag');
var dragT= document.getElementById('drag-text');
var dragF= document.getElementById('drag-fileElement');
var rs = document.getElementById('rs');
var rsT = document.getElementById('rs-text');
var rsI = document.getElementById('rs-img');
var rsC = document.getElementById('rs-close');
var t1 = '拖拽图片到这里喵~';
var t2 = '图片上传中喵~';
var upLoadUrl = 'upsina.php';
var upLoadFlag = true;
var upLoad = function(file){
var xhr = new XMLHttpRequest();
var url = upLoadUrl;
var data;
//check
if(upLoadFlag === false){
alert('正在上传文件');
return false;
}
if(!file){
alert('文件不存在,请重试');
return false;
}
if(file.type.indexOf('image') === -1){
alert('文件不是图片格式,请重试');
return false;
}
//upload
data = new FormData();
data.append('my_uploaded_file', file);
xhr.open("POST", url);
xhr.onreadystatechange = function(){
var rsText;
if(xhr.readyState == 4 && xhr.status == 200){
upLoadFlag = true;
dragT.innerHTML = t1;
rsText = xhr.responseText;
rs.style.display = 'block';
rsI.src = rsT.value = rsText;
}
}
xhr.send(data);
upLoadFlag = false;
dragT.innerHTML = t2;
}
var dropHandler = function(e){
var file;
e.preventDefault();
file = e.dataTransfer.files[0];
upLoad(file);
}
var inputFileHandler = function(){
var file = dragF.files[0];
upLoad(file);
}
var popCloseHandler = function(){
rs.style.display = 'none';
rsT.value = rsI.src = '';
}
//event
document.body.addEventListener('dragenter', function(e) {
e.preventDefault();
}, false);
document.body.addEventListener('dragleave', function(e) {
e.preventDefault();
}, false);
document.body.addEventListener('dragover', function(e) {
e.preventDefault();
}, false);
document.body.addEventListener('drop', function(e) {
dropHandler(e);
}, false);
dragF.addEventListener('change', function() {
inputFileHandler();
}, false);
rsC.addEventListener('click', function() {
popCloseHandler();
}, false);
</script>
</body>
</html>