ps_curveto
(PECL ps:1.1.0-1.3.5)
ps_curveto — Draws a curve
说明
bool ps_curveto
( resource $psdoc
, float $x1
, float $y1
, float $x2
, float $y2
, float $x3
, float $y3
)
Add a section of a cubic Bézier curve described by the three given control points to the current path.
参数
- psdoc
-
Resource identifier of the postscript file as returned by ps_new().
- x1
-
x-coordinate of first control point.
- y1
-
y-coordinate of first control point.
- x2
-
x-coordinate of second control point.
- y2
-
y-coordinate of second control point.
- x3
-
x-coordinate of third control point.
- y3
-
y-coordinate of third control point.
返回值
如果成功则返回 TRUE，失败则返回 FALSE。
