(PECL ps >= 1.1.0)
ps_moveto — Sets current point
Sets the current point to new coordinates. If this is the first call of ps_moveto() after a previous path has been ended then it will start a new path. If this function is called in the middle of a path it will just set the current point and start a subpath.
Resource identifier of the postscript file as returned by ps_new().
x-coordinate of the point to move to.
y-coordinate of the point to move to.
如果成功则返回 TRUE，失败则返回 FALSE。