jSignature做手动签名,canvas支持触摸屏的签名涂鸦插件
整理的前面可以用的：
<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>签名记录</title>
<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, minimum-scale=1, user-scalable=no, minimal-ui">
<script src="__PUBLIC__/mob/js/jquery-1.9.1.min.js"></script>
<script src="__PUBLIC__/mob/js/jq-signature.js"></script>
</head>
<style>
*{padding:0;margin:0;}
body{background:#eee;}
.contents{padding:10px; background:#fff; font-size:13px; color:#333; line-height:24px;}
.form-label{line-height:40px; padding:5px;}
.form-field{background:#fff;}
.butt{padding:5px 10px;}
.butt button{padding:10px 20px; background:#eee; border:none; border-radius:5px;}
.inputsu{padding-bottom:10px;}
.inputsu input{height:50px;line-height:50px;margin-left:10px; border:1px solid #c3c3c3; padding-left:5px;border-radius:5px; width:290px;}
.subdiv input{width:98%;margin-left:1%;background:#0a8ddf;text-align:center;height:44px;line-height:44px; border:none;margin-top:10px;border-radius:5px;color:#fff;font-size:16px;}
.wentitle{line-height:32px;font-size:14px;color:#333;text-align:center;background:#fff;border-bottom:1px solid #eee;}
.headtop{height:10px;width:100%;background:#0a8ddf;}
.bodybj{background:#000;height:100%;width:100%;position:fixed;opacity:.3;display:none;}
.contents img{width:100% !important;height: auto !important;}
.loading{
width: 100%;
height: 15px;
margin: 0 auto;
text-align: center;
position:absolute;
bottom:60px;
}
.loading span{
display: inline-block;
width: 15px;
height: 100%;
margin-right: 5px;
background: lightgreen;
-webkit-animation: load 1.04s ease infinite;
}
.loading span:last-child{
margin-right: 0px;
}
@-webkit-keyframes load{
0%{
opacity: 1;
}
100%{
opacity: 0;
}
}
.loading span:nth-child(1){
-webkit-animation-delay:0.13s;
}
.loading span:nth-child(2){
-webkit-animation-delay:0.26s;
}
.loading span:nth-child(3){
-webkit-animation-delay:0.39s;
}
.loading span:nth-child(4){
-webkit-animation-delay:0.52s;
}
.loading span:nth-child(5){
-webkit-animation-delay:0.65s;
}
</style>
<body>
<div class="bodybj">
<div class="loading">
<span></span>
<span></span>
<span></span>
<span></span>
<span></span>
</div>
</div>
<div class="headtop"> </div>
<div class="wentitle">{$info["title"]}</div>
<div class="contents">
{$info["content"]}
</div>
<label class="form-label">签名区(请在以下虚框区域内签名)</label>
<div class="form-field">
<div class="container">
<div class="js-signature" style="margin-left:10px; width:300px;" data-width="100"
data-height="100px"
data-border="1px dashed #ccc"
data-background="#fff"
data-line-color="#000"
data-auto-fit="true">
</div>
<div class="butt">
<button id="clearBtn" onclick="clearCanvas();">重签</button>
<button id="saveBtn" onclick="saveSignature();" disabled>确认</button>
</div>
<div class="inputsu"><input type="text" name="username" placeholder="输入姓名"></div>
<div class="inputsu"><input type="text" name="depart" placeholder="所在部门"></div>
<input type="hidden" name="img" id="imgpic" >
<input type="hidden" name="signid" value="{$info['id']}" >
<input type="hidden" name="type" value="{$type}" >
<div id="signature" style="background:red;">
</div>
</div>
</div>
<div class="subdiv"><input type="button" class="submit" value="提交"></div>
<script type="text/javascript">
$(document).on('ready', function() {
$('.js-signature').jqSignature();
});
function clearCanvas() {
$('#signature').html('<p><em>Your signature will appear here when you click "Save Signature"</em></p>');
$('.js-signature').jqSignature('clearCanvas');
$('#saveBtn').attr('disabled', true);
}
function saveSignature() {
}
$('.js-signature').on('jq.signature.changed', function() {
$('#saveBtn').attr('disabled', false);
});
$(".submit").click(function() {
$(".bodybj").show();
$('#signature').empty();
var dataUrl = $('.js-signature').jqSignature('getDataURL');
$.ajax({
type: "post",
url: "/Mob/index/uploadimg",
data: {file:dataUrl},
dataType: "json",
success: function(data){
if(data.code==1){
var img=data.msg;
var username=$("input[name=username]").val();
var depart=$("input[name=depart]").val();
var signid=$("input[name=signid]").val();
var type=$("input[name=type]").val();
if(username.length<1){
alert("请填写姓名");
$(".bodybj").hide();
return false;
}
if(depart.length<1){
alert("请填写部分");
$(".bodybj").hide();
return false;
}
$.ajax({
type: "post",
url: "/Mob/index/addsig",
data: {img:img,username:username,signid:signid,type:type,depart:depart},
dataType: "json",
success: function(data){
$(".bodybj").hide();
alert("签名成功！");
window.location.reload();
}
});
}else{
$(".bodybj").hide();
alert("签名失败")
}
}
});
})
</script>
</body>
</html>
可以借鉴：https://www.cnblogs.com/zhuyupingit/p/6650550.html
