PHP Manual
HaruPage
Append a Bezier curve to the current path

HaruPage::curveTo

(PECL haru >= 0.0.1)

HaruPage::curveTo — Append a Bezier curve to the current path

说明

HaruPage::curveTo ( float $x1 , float $y1 , float $x2 , float $y2 , float $x3 , float $y3 ) : bool

Append a Bezier curve to the current path. The point (x1, y1) and the point (x2, y2) 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.
x2: A Bezier curve control point.
y2: 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。

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