(PECL ps >= 1.1.0)
ps_scale — Sets scaling factor
$psdoc
, float $x
, float $y
) : boolSets horizontal and vertical scaling of the coordinate system.
psdoc
Resource identifier of the postscript file as returned by ps_new().
x
Scaling factor in horizontal direction.
y
Scaling factor in vertical direction.
成功时返回 TRUE
, 或者在失败时返回 FALSE
。