[comp.sys.mac.programmer] Printing color

jct@geology.wisc.edu (John C. Terranova) (08/15/89)

[We've been having problems with posting for a while.  If this makes
it out I promise to go to a seminary and become a priest and remain
celibate and ... and, ... oh, never mind!]

Greetings.

I have a program that creates a beautiful 8-bit color image in an off
screen pix map and copybits it to the screen.  It works wonderfully.
However, wonderful is never enough.  Now I'm told to >PRINT< out my
masterpiece on the LaserWriter in gray scale.

I have very little (read: NIL) time to do it but yet must.  Does anybody
know how to print in gray scale on the LaserWriter?  Right now I just
CopyBits my pix map to the printer and get straight black and white.
No good!  I play with the color map so I can also get gray scale on the
screen, but how do I get it to the printer?!?

Any help would be greatly appreciated!  I'll be forever indebted to anyone
who can help me pull this off.

Thanks much.

+----------------------------------------------------------------------------+
|  John Terranova  <-- me          disclaimer -->  What the hell do I know?  |
|     jct@ice.geology.wisc.edu  <-- address         I come from Waunakee!    |
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song lyric: We'll drive into the sun and maybe never comin' back.
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            Do you want to come along with me?    -- Gerard, Cruisin'

dorourke@polyslo.CalPoly.EDU (David M. O'Rourke) (08/15/89)

jct@paz.UUCP (John C. Terranova) writes:
>I have very little (read: NIL) time to do it but yet must.  Does anybody
>know how to print in gray scale on the LaserWriter?  Right now I just
>CopyBits my pix map to the printer and get straight black and white.
>No good!  I play with the color map so I can also get gray scale on the
>screen, but how do I get it to the printer?!?

  If you mean an Apple LaserWriter then all I can think of is the following
  solutions:  There maybe others, but I can't think of them.

  To get gray scale I think you'll have to go to generating the postscript
  code yourself.  That mean's you'll have to learn postscript and translate
  your pixmap to postscript along with the gray-scale directions in the
  postscript program.  Yucky I know, but I can't think of any other way.

  You might try exporting your graphics to an existing program that does
  gray scale.

>Thanks much.

  sorry, but this isn't much help, but I hope you find some direction from
  it.
-- 
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David M. O'Rourke____________________|_____________dorourke@polyslo.calpoly.edu
|  God doesn't know, he would have never designed it like that in the first   |
|_ place. ____________________________________________________________________|

stores@unix.SRI.COM (Matt Mora) (08/15/89)

>jct@paz.UUCP (John C. Terranova) writes:
>>I have very little (read: NIL) time to do it but yet must.  Does anybody
>>know how to print in gray scale on the LaserWriter?  Right now I just
>>CopyBits my pix map to the printer and get straight black and white.
>>No good!  I play with the color map so I can also get gray scale on the
>>screen, but how do I get it to the printer?!?

The laserwriter driver 6.0 supports color/grayscale i think.
I have the driver but no laserwriter so i can't test it.











-- 
___________________________________________________________
Matthew Mora
SRI International                       stores@unix.sri.com
___________________________________________________________

parent@apple.com (Sean Parent) (08/16/89)

Just use the 6.0 LaserWriter driver released at the Developers Conference. 
I believe you can get it from a dealer by asking for the Apple Color Disk. 
This driver opens a color port and will halftone pixmaps.

Sean Parent