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Re: switching PS device from color to b/w? [message #31251]

Wed, 26 June 2002 10:00

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

Liam E. Gumley (Liam.Gumley@ssec.wisc.edu) writes:

> To set the background color, my IMDISP procedure uses code similar to
> the following:
>
> x = [-0.01, 1.01, 1.01, -0.01, -0.01]
> y = [-0.01, -0.01, 1.01, 1.01, -0.01]
> polyfill, x, y, /normal, color=background
>
> where the variable "background" is an index in the color table. This is
> the only way I know of to reliably set the background color on all IDL
> direct graphics devices.

I think this is the only way. It is what I do
in MPI_PLOT too.

Cheers,

David

--
David W. Fanning, Ph.D.
Fanning Software Consulting, Inc.
Phone: 970-221-0438, E-mail: david@dfanning.com
Coyote's Guide to IDL Programming: http://www.dfanning.com/
Toll-Free IDL Book Orders: 1-888-461-0155

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[Message index]

		Re: switching PS device from color to b/w? By: David Fanning on Wed, 26 June 2002 10:00
		Re: switching PS device from color to b/w? By: Liam E. Gumley on Wed, 26 June 2002 09:02
		Re: switching PS device from color to b/w? By: David Fanning on Wed, 26 June 2002 08:10
		Re: switching PS device from color to b/w? By: David Fanning on Wed, 26 June 2002 08:06
		Re: switching PS device from color to b/w? By: nobody@nowhere.com (S on Mon, 24 June 2002 10:19
		Re: switching PS device from color to b/w? By: Ken Mankoff on Mon, 24 June 2002 09:24
		Re: switching PS device from color to b/w? By: nobody@nowhere.com (S on Mon, 24 June 2002 09:16
		Re: switching PS device from color to b/w? By: David Fanning on Sun, 23 June 2002 22:37
		Re: switching PS device from color to b/w? By: condor on Tue, 09 July 2002 17:03

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