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    ps_setgray

    (PECL ps >= 1.1.0)

    ps_setgray — Sets gray value

    说明

    ps_setgray(resource $psdoc, float $gray): bool

    Sets the gray value for all following drawing operations.

    参数

    psdoc

    Resource identifier of the postscript file as returned by ps_new().

    gray

    The value must be between 0 (white) and 1 (black).

    返回值

    成功时返回 true， 或者在失败时返回 false。

    参见

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