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这篇文章主要为大家详细介绍了js+canvas实现画板功能,文中示例代码介绍的非常详细,具有一定的参考价值,感兴趣的小伙伴们可以参考一下
本文实例为大家分享了js+canvas实现画板功能的具体代码,供大家参考,具体内容如下
1.实现了画图,改变画笔粗细,改变画笔颜色,清屏功能
<!DOCTYPE html> <html> <head> <meta charset="utf-8" /> <title>画板</title> <link type="image/x-icon" href="http://www.admin5.com/article/20201110/img/an.ico" /> <link type="text/css" href="http://www.admin5.com/article/20201110/css/drow.css" /> </head> <body> <canvas></canvas> <div> 画笔颜色:<input type="color"/><br /> 画笔粗细:<input type="range"min="1" max="20"/><br /> <button>清屏</button> </div> </body> <script src="http://www.admin5.com/article/20201110/js/drow.js" type="text/javascript" charset="utf-8"></script> </html>
*{ margin: 0; padding: 0; text-align: left; -moz-user-select: none; -ms-user-select: none; -webkit-user-select: none; } #mycanvas{ border: 2px solid deepskyblue; } .tool{ width: 260px; height: 100%; position: fixed; right: 0; top: 0; background-color: #CCCCCC; }
*{ margin: 0; padding: 0; text-align: left; -moz-user-select: none; -ms-user-select: none; -webkit-user-select: none; } #mycanvas{ border: 2px solid deepskyblue; } .tool{ width: 260px; height: 100%; position: fixed; right: 0; top: 0; background-color: #CCCCCC; }
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