HaruPage::arc()

(PECL haru >= 0.0.1)

Append an arc to the current path

说明

HaruPage::arc(float $x,float $y,float $ray,float $ang1,float $ang2): bool

Appends an arc to the current path.

参数

$x

Horizontal coordinate of the center.

$y

Vertical coordinate of the center.

$ray

The ray of the arc.

$ang1

The angle of the beginning.

$ang2

The angle of the end. Must be greater than$ang1.

返回值

Returns TRUE on success.

错误／异常

发生错误时抛出HaruException异常。