Php/docs/function.ps-makespotcolor
ps_makespotcolor
(PECL ps >= 1.1.0)
ps_makespotcolor — Create spot color
说明
ps_makespotcolor
( resource $psdoc
, string $name
[, int $reserved = 0
] ) : int
Creates a spot color from the current fill color. The fill color must be defined in rgb, cmyk or gray colorspace. The spot color name can be an arbitrary name. A spot color can be set as any color with ps_setcolor(). When the document is not printed but displayed by an postscript viewer the given color in the specified color space is use.
参数
psdoc- Resource identifier of the postscript file as returned by ps_new().
name- Name of the spot color, e.g. Pantone 5565.
返回值
The id of the new spot color or 0 in case of an error.
范例
Example #1 Creating and using a spot color
<?php$ps = ps_new();if (!ps_open_file($ps, "spotcolor.ps")) { print "Cannot open PostScript file\n"; exit;}ps_set_info($ps, "Creator", "spotcolor.php");ps_set_info($ps, "Author", "Uwe Steinmann");ps_set_info($ps, "Title", "Spot color example");ps_begin_page($ps, 596, 842);ps_setcolor($ps, "fill", "cmyk", 0.37, 0.0, 0.34, 0.34);$spotcolor = ps_makespotcolor($ps, "PANTONE 5565 C", 0);ps_setcolor($ps, "fill", "spot", $spotcolor, 0.5, 0.0, 0.0);ps_moveto($ps, 100, 100);ps_lineto($ps, 100, 200);ps_lineto($ps, 200, 200);ps_lineto($ps, 200, 100);ps_lineto($ps, 100, 100);ps_fill($ps);ps_end_page($ps);ps_delete($ps);?>
This example creates the spot color "PANTONE 5565 C" which is a darker green (olive) and fills a rectangle with 50% intensity.
