日期:2014-05-18 浏览次数:20168 次
原理很简单,用CSS的clip属性将文字裁切成多个像素,用JS生成这些像素的副本,分别着色,叠加,就形成了绚丽多彩的文字,不用滤镜,不用图片,纯CSS实现,兼容IE6,IE7,OPERA,FF,SAFARI,CHROME等主流浏览器。下面是演示页面代码:
以下是HTML网页特效代码,点击运行按钮可查看效果: 以下是程序代码<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>CLIP实现色彩渐变字体</title> <style type="text/css"> body{font:12px/1.5 arial} h3{padding:10px;margin:0;background-color:#c00;border:1px dashed #fff;color:#fff;font:16px/1.5 arial;} .box{position:relative;background-color:#fff;width:auto;margin:0 auto;padding:0 30px;font:700 20px/1.5 "黑体",arial;border:1px dashed #f60;height:30px;margin-top:8px;} .box a{position:absolute;font-style:normal;white-space:nowrap;} .f999{color:#999;} a:link{text-decoration:none;} a:hover{text-decoration:underline;} a:visited{text-decoration:none;} address{background-color:#f1f1f1;border:1px dashed #ddd;padding:10px;font-style:normal;color:#999;} address a,address a:visited{color:#c00;} </style> </head> <body> <div style="width:400px;margin:0 auto;background-color:#FFFFCC"> <h3><strong>CSS多彩渐变字</strong></h3> <table width="100%" border="0" cellspacing="0" cellpadding="0"> <tr> <td height="10" colspan="2" align="center"></td> </tr> <tr> <td width="19%" height="30" align="right">文字:</td> <td width="81%"><input name="text" type="text" id="ctext" size="30" maxlength="16" value="请在此输入您需要生成渐变色的文字" onkeyup="setDiv()" /></td> </tr> <tr> <td height="30" align="right">R值:</td> <td><select name="rvalue" id="rvalue"></select> <span class="f999">初始化RGB颜色中的R值</span></td> </tr> <tr> <td height="30" align="right">G值:</td> <td><select name="gvalue" id="gvalue"></select> <span class="f999">初始化RGB颜色中的G值</span></td> </tr> <tr> <td height="30" align="right">B值:</td> <td><select name="bvalue" id="bvalue"></select> <span class="f999">初始化RGB颜色中的B值</span></td> </tr> <tr> <td height="30" align="right">渐变方式:</td> <td><select name="ctype" id="ctype"><option value="0">灰度渐变</option><option value="1" selected="selected">变化R值</option><option value="2">变化G值</option><option value="3">变化B值</option></select> <span class="f999">相应的数值会强制在0~255之间变化</span></td> </tr> </table> <div class="box" id="box"></div> <br /> <button onclick="javascript:createData()">渐变着色</button> <br /> <address> Designed by Silence,转载请注明出处 <br /> <a href="http://www.silentash.com?id=109" title="文章地址">http://www.silentash.com/?id=109</a> </address> </div> <script type="text/javascript"> var rs = document.getElementById("rvalue"); var gs = document.getElementById("gvalue"); var bs = document.getElementById("bvalue"); function init(){ var str; for(var i=0;i<=255;i++){ var opr = document.createElement("option"); var opg = document.createElement("option"); var opb = document.createElement("option"); opr.innerHTML = i; opg.innerHTML = i; opb.innerHTML = i; switch(i){ case 100:opb.s