(PHP 5 < 5.3.0, PECL ming SVN)
SWFShape::drawArc — Draws an arc of radius r centered at the current location, from angle startAngle to angle endAngle measured clockwise from 12 o'clock
$r
, float $startAngle
, float $endAngle
)本函数还未编写文档，仅有参数列表。
没有返回值。