(PECL imagick 2.0.0)
ImagickDraw::setFillPatternURL — Sets the URL to use as a fill pattern for filling objects
$fill_url
)本函数还未编写文档，仅有参数列表。
Sets the URL to use as a fill pattern for filling objects. Only local URLs ("#identifier") are supported at this time. These local URLs are normally created by defining a named fill pattern with DrawPushPattern/DrawPopPattern.
fill_urlURL to use to obtain fill pattern.
成功时返回 TRUE， 或者在失败时返回 FALSE。