HaruPageHaruPage::arc
(PECL haru >= 0.0.1)
HaruPage::arc — Append an arc to the current path
说明
bool HaruPage::arc
( float
$x
, float $y
, float $ray
, float $ang1
, float $ang2
)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。
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