(PECL haru >= 0.0.1)
HaruPage::curveTo3 — Append a Bezier curve to the current path
$x1
, float $y1
, float $x3
, float $y3
) : boolAppends 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).
x1A Bezier curve control point.
y1A Bezier curve control point.
x3The current point moves here.
x3The current point moves here.
Returns TRUE on success.
发生错误时抛出 HaruException 异常。