You only appear to be able to add up to 8 entries per gradient
(PHP 5 < 5.3.0, PECL ming SVN)
SWFGradient::addEntry — Adds an entry to the gradient list
$ratio
, int $red
, int $green
, int $blue
[, int $alpha = 255
] ) : void此函数是实验性的。此函数的表象，包括名称及其相关文档都可能在未来的 PHP 发布版本中未通知就被修改。使用本函数风险自担 。
swfgradient::addentry() adds an entry to the gradient list.
ratio is a number between 0 and 1 indicating where in
the gradient this color appears. Thou shalt add entries in order of increasing ratio.
red, green, blue
is a color (RGB mode).
没有返回值。
You only appear to be able to add up to 8 entries per gradient