(PECL imagick 2.0.0)
ImagickDraw::arc — Draws an arc
$sx
, float $sy
, float $ex
, float $ey
, float $sd
, float $ed
)本函数还未编写文档，仅有参数列表。
Draws an arc falling within a specified bounding rectangle on the image.
sxStarting x ordinate of bounding rectangle
systarting y ordinate of bounding rectangle
exending x ordinate of bounding rectangle
eyending y ordinate of bounding rectangle
sdstarting degrees of rotation
edending degrees of rotation
没有返回值。