(PECL haru >= 0.0.1)
HaruPage::ellipse — Append an ellipse to the current path
$x
, float $y
, float $xray
, float $yray
) : boolAppends an ellipse to the current path.
xHorizontal coordinate of the center.
yVertical coordinate of the center.
xrayThe ray of the ellipse in the x direction.
yrayThe ray of the ellipse in the y direction.
Returns TRUE on success.
发生错误时抛出 HaruException 异常。