PHP5中文手册·Draws a curve -- 追寻梦想＞编程乐园＞PHP 编程

bool ps_curveto ( resource $psdoc , float $x1 , float $y1 , float $x2 , float $y2 , float $x3 , float $y3 )

Add a section of a cubic Bezier curve described by the three given control points to the current path.

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.

如果成功则返回 TRUE，失败则返回 FALSE。


	PHP5中文手册 ps_continue_text ps_delete PS PHP Manual 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 Bezier 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`。参见 ps_lineto() ps_continue_text ps_delete PS PHP Manual