HaruPage::curveTo3()
(PECL haru >= 0.0.1)
Append a Bezier curve to the current path
说明
HaruPage::curveTo3(float $x1,float $y1,float $x3,float $y3): bool
Appends a Bezier curve to the current path. The point(x1, y1)and the point(x3, y3)are used as the control points for a Bezier curve and current point is moved to the point(x3, y3).
参数
- $x1
A Bezier curve control point.
- $y1
A Bezier curve control point.
- $x3
The current point moves here.
- $x3
The current point moves here.
返回值
Returns TRUE
on success.
错误/异常
发生错误时抛出HaruException异常。