本文实例为大家分享了javascript实现画板功能的具体代码，供大家参考，具体内容如下
画板功能的实现
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<style type="text/css">
*{
margin: 0;
padding: 0;
list-style: none;
}
body{
background:url(11.jpg) 0 0 no-repeat;
}
.wrapper{
margin: 10px;
}
.wrapper canvas{
border: 1px solid blue;
border-radius:25px;
box-shadow: 10px 10px 5px brown;
margin-bottom: 16px;
background-color: #fff;
}
.wrapper .btn-list{
width: 1000px;
text-align: center;
}
.wrapper .btn-list li{
display: inline-block;
margin-left: 40px;
}
.wrapper .btn-list li input{
background-color: darkgreen;
color: blanchedalmond
border: none;
padding: 6px 13px;
cursor: pointer;
border-radius:25px;
font-size: 18px;
display: block;
transition-duration: 0.2s;
}
.wrapper .btn-list li input:hover{
border: 1px solid chocolate;
box-shadow: 0 12px 15px 0 rgba(0,0,0,0.5);
}
</style>
</head>
<body>
<!-- div.wrapper>canvas+ul.btn-list>li*5>input -->
<div class="wrapper">
<canvas class="cavs" width="1000" height="500"></canvas>
<ul class="btn-list">
<li><input type="color" id="colorBoard" value="colorBoard"></li>
<li><input type="button" id="cleanBoard" value="清屏"></li>
<li><input type="button" id="eraser" value="橡皮"></li>
<li><input type="button" id="rescind" value="撤销"></li>
<li><input type="range" id="lineRuler" value="线条" min="1" max="30"></li>
</ul>
</div>
</body>
<script src="/UploadFiles/2021-04-02/jquery-3.4.1.min.js">
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持。
