pdf_setgray_fill(3) php man page | unix.com

PDF_SETGRAY_FILL(3)							 1						       PDF_SETGRAY_FILL(3)

PDF_setgray_fill - Set fill color to gray [deprecated]

SYNOPSIS
       bool PDF_setgray_fill (resource	$p, float  $g)

DESCRIPTION
	Sets the current fill color to a gray value between 0 and 1 inclusive. Returns TRUE on success or FALSE on failure.

	This function is deprecated since PDFlib version 4, use PDF_setcolor(3) instead.

PHP Documentation Group 												       PDF_SETGRAY_FILL(3)