[pdftex] Separation Colors with pdftex

Hans Hagen pragma at wxs.nl
Thu Apr 18 23:49:57 CEST 2002

At 04:00 PM 4/17/2002 +0200, you wrote:

>\pdfpageattr {/ColorSpace << /Cs42  [ /Separation /Sonderfarbe /DeviceCMYK
>\pdfrefobj\pdflastobj ]>>}
>then "\pdfrefobj\pdflastobj" is inserted verbatim into the pdf file.
>According to the pdftex manual, \pdfrefobj is also unexpandable,
>so \edef trickery doesn't work either.

you can expand the number with \the\pdflastobj adn use the "x y R" syntax
It seems the /ColorSpace declaration is in the wrong place.

>If I move it manually into the /Resources section, i.e.

I have no time now to explain the gory details, but you need to build and 
specify the extended graphic state dictionaries (/ExtGState)

                                   Hans Hagen | PRAGMA ADE | pragma at wxs.nl
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