JS实现的在线调色板实例(附demo源码下载)
编程学习 2021-07-04 21:04www.dzhlxh.cn编程入门
这篇文章主要介绍了JS实现的在线调色板,可实现响应鼠标点击动态改变调色板颜色的功能,涉及JavaScript针对页面元素属性的动态操作与计算技巧,并附带demo源码供读者下载参考,需要的朋友可以参考下
本文实例讲述了JS实现的在线调色板。分享给大家供大家参考，具体如下：
运行效果截图如下：
具体代码如下：
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html>
<head>
<title>ColorSchemer - Online Color Scheme Generator</title>
<META NAME="keywords" CONTENT="web page design - color - scheme - color scheme - color schemer - colorschemer - rgb - hex - web color - html color - color pick - pick - picker">
<META NAME="description" CONTENT="Generate matching color schemes like never before!">
<link rel="STYLESHEET" type="text/css" href="default.css">
<script language="JavaScript" type="text/javascript" src="funcs.js"></script>
</head>
<body bgcolor="#FCFCF9" text="#000000" marginheight="0" marginwidth="0" leftmargin="0" topmargin="0" rightmargin="0" onLoad="ChangeColors(51,102,255);">
<div ID="ColorInput">
<div class="sideHead">Current Color</div>
<div class="currentBorder"><div ID="currentColor"> </div></div>
<form name="codes" id="codes">
<div class="currentBorder">
<div class="navBox">
<table align="center" cellspacing="0" cellpadding="0" border="0">
<tr>
<td>R:</td>
<td><input type="text" name="r" value="0" maxlength="3" class="rgbBox"></td>
</tr>
<tr>
<td>G:</td>
<td><input type="text" name="g" value="0" maxlength="3" class="rgbBox"></td>
</tr>
<tr>
<td>B:</td>
<td><input type="text" name="b" value="0" maxlength="3" class="rgbBox"></td>
</tr>
<tr>
<td colspan="2"><input type="button" class="button" value="Set RGB" onClick="ChangeColors(document.getElementById('codes').r.value,document.getElementById('codes').g.value,document.getElementById('codes').b.value);"></td>
</tr>
<tr>
<td colspan="2">#<input type="text" class="hexBox" name="hex" value="000000" maxlength="6"></td>
</tr>
<tr>
<td colspan="2"><input type="button" class="button" value="Set HEX" onClick="SetHex(document.getElementById('codes').hex.value);"></td>
</tr>
</table>
<input type="button" class="button" value="Lighten Scheme" onClick="LightenScheme();" style="margin-bottom: 0px;">
<input type="button" class="button" value="Darken Scheme" onClick="DarkenScheme();">
</div></div>
</form>
</div>
<div ID="Wheel" align="center">
<div ID="swatch0" class="swatch">
<div class="border"><div ID="0" class="color" onClick="SetHex(this.style.backgroundColor);"> </div></div>
<div ID="0RGB" class="rgb">255.255.255</div>
<div ID="0HEX" class="hex">#FFFFFF</div>
</div>
<div ID="swatch1" class="swatch">
<div class="border"><div ID="1" class="color" onClick="SetHex(this.style.backgroundColor);"> </div></div>
<div ID="1RGB" class="rgb">255.255.255</div>
<div ID="1HEX" class="hex">#FFFFFF</div>
</div>
<div ID="swatch2" class="swatch">
<div class="border"><div ID="2" class="color" onClick="SetHex(this.style.backgroundColor);"> </div></div>
<div ID="2RGB" class="rgb">255.255.255</div>
<div ID="2HEX" class="hex">#FFFFFF</div>
</div>
<div ID="swatch3" class="swatch">
<div class="border"><div ID="3" class="color" onClick="SetHex(this.style.backgroundColor);"> </div></div>
<div ID="3RGB" class="rgb">255.255.255</div>
<div ID="3HEX" class="hex">#FFFFFF</div>
</div>
<div ID="swatch4" class="swatch">
<div class="border"><div ID="4" class="color" onClick="SetHex(this.style.backgroundColor);"> </div></div>
<div ID="4RGB" class="rgb">255.255.255</div>
<div ID="4HEX" class="hex">#FFFFFF</div>
</div>
<div ID="swatch5" class="swatch">
<div class="border"><div ID="5" class="color" onClick="SetHex(this.style.backgroundColor);"> </div></div>
<div ID="5RGB" class="rgb">255.255.255</div>
<div ID="5HEX" class="hex">#FFFFFF</div>
</div>
<div ID="swatch6" class="swatch">
<div class="border"><div ID="6" class="color" onClick="SetHex(this.style.backgroundColor);"> </div></div>
<div ID="6RGB" class="rgb">255.255.255</div>
<div ID="6HEX" class="hex">#FFFFFF</div>
</div>
<div ID="swatch7" class="swatch">
<div class="border"><div ID="7" class="color" onClick="SetHex(this.style.backgroundColor);"> </div></div>
<div ID="7RGB" class="rgb">255.255.255</div>
<div ID="7HEX" class="hex">#FFFFFF</div>
</div>
<div ID="swatch8" class="swatch">
<div class="border"><div ID="8" class="color" onClick="SetHex(this.style.backgroundColor);"> </div></div>
<div ID="8RGB" class="rgb">255.255.255</div>
<div ID="8HEX" class="hex">#FFFFFF</div>
</div>
<div ID="swatch9" class="swatch">
<div class="border"><div ID="9" class="color" onClick="SetHex(this.style.backgroundColor);"> </div></div>
<div ID="9RGB" class="rgb">255.255.255</div>
<div ID="9HEX" class="hex">#FFFFFF</div>
</div>
<div ID="swatch10" class="swatch">
<div class="border"><div ID="10" class="color" onClick="SetHex(this.style.backgroundColor);"> </div></div>
<div ID="10RGB" class="rgb">255.255.255</div>
<div ID="10HEX" class="hex">#FFFFFF</div>
</div>
<div ID="swatch11" class="swatch">
<div class="border"><div ID="11" class="color" onClick="SetHex(this.style.backgroundColor);"> </div></div>
<div ID="11RGB" class="rgb">255.255.255</div>
<div ID="11HEX" class="hex">#FFFFFF</div>
</div>
<div ID="swatchm1" class="swatch">
<div class="border"><div ID="m1" class="color" onClick="SetHex(this.style.backgroundColor);"> </div></div>
<div ID="m1RGB" class="rgb">255.255.255</div>
<div ID="m1HEX" class="hex">#FFFFFF</div>
</div>
<div ID="swatchm2" class="swatch">
<div class="border"><div ID="m2" class="color" onClick="SetHex(this.style.backgroundColor);"> </div></div>
<div ID="m2RGB" class="rgb">255.255.255</div>
<div ID="m2HEX" class="hex">#FFFFFF</div>
</div>
<div ID="swatchm3" class="swatch">
<div class="border"><div ID="m3" class="color" onClick="SetHex(this.style.backgroundColor);"> </div></div>
<div ID="m3RGB" class="rgb">255.255.255</div>
<div ID="m3HEX" class="hex">#FFFFFF</div>
</div>
<div ID="swatchm4" class="swatch">
<div class="border"><div ID="m4" class="color" onClick="SetHex(this.style.backgroundColor);"> </div></div>
<div ID="m4RGB" class="rgb">255.255.255</div>
<div ID="m4HEX" class="hex">#FFFFFF</div>
</div>
</div>
<script language="JavaScript">DrawPalette();</script>
</body>
</html>
完整实例代码点击此处。
更多关于JavaScript相关内容感兴趣的读者可查看本站专题：《》、《》、《》、《》、《》及《》
希望本文所述对大家JavaScript程序设计有所帮助。
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