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Latest replies to 关于颜色透明值的计算

简介：截至 2008-8-7 11:55:22 cst ，主题 [ 关于颜色透明值的计算 ] 共收到来自 0 名会员的 0 篇回复。

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累计：4 篇（自 2008-08-07 起）

更新：约1篇/年，最后更新1291 天前

Latest replies to 关于颜色透明值的计算

#4 - Re: 关于颜色透明值的计算 by 1ove

[code]function newcolor($c,$b,$p){$color['r']=substr($c,0,2);$color['g']=substr($c,2,2);$color['b']=substr($c,4,2);$bcolor['r']=substr($b,0,2);$bcolor['g']=substr($b,2,2);$bcolor['b']=substr($b,4,2);$p=$p/100;foreach($color as $key=>$v){ $newcolor[$key]=dechex(round(hexdec($v)*(1-$p)+hexdec($bcolor[$key])*($p)));}return implode($newcolor,"");... (313 天前)

http://inezha.com/w/xdkkuwp

Latest replies to 关于颜色透明值的计算

#3 - Re: 关于颜色透明值的计算 by kindy

白色 #ffffff 底上 40% 的 #58bbde 的色值是：Math.round(0x58*.6 + 0xff*.4).toString(16)=9bMath.round(0xde*.6 + 0xff*.4).toString(16)=ebMath.round(0xbb*.6 + 0xff*.4).toString(16)=d6#9bebd6不好意思，我不熟悉 php，以上代码是 js 的。可能我把 percent 理解反了。... (313 天前)

http://inezha.com/w/yfvcr8h

Latest replies to 关于颜色透明值的计算

#2 - Re: 关于颜色透明值的计算 by 1ove

function got ($color,$basecolor, $percent){$newcolor=array();$percent=$percent/100;$newcolor['r'] = $color['r'] * $percent + $basecolor['r'] * (1 - $percent);$newcolor['g'] = $color['g'] * $percent + $basecolor['b'] * (1 - $percent);$newcolor['b'] = $color['b'] * $percent + $basecolor['c'] * (1 - $percent);return $newcolor;}//但好像不对啊～... (313 天前)

http://inezha.com/w/07sq28m

Latest replies to 关于颜色透明值的计算

#1 - Re: 关于颜色透明值的计算 by kindy

伪代码。function ($color, $basecolor, $percent){$newcolor=new Color();$newcolor.r = $color.r * $percent + $basecolor.r * (1 - $percent);$newcolor.g = $color.g * $percent + $basecolor.g * (1 - $percent);$newcolor.b = $color.b * $percent + $basecolor.b * (1 - $percent);return $newcolor;}... (313 天前)

http://inezha.com/w/eckbb85