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Re: Position keyword [message #61663 is a reply to message #61655]

Thu, 24 July 2008 05:57

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

Jeff writes:

> I'm not sure if this post is quite new... I'm trying to make a color
> bar using:
>
> colorbar = Obj_New("COLORBAR", Range=[0,255],$
> NCOLORS=256, COLOR=0, POSITION=[p1, p2, p3, p4], CHARSIZE=0.5)
>
> The position is expressed in normalized range. It works fine, but I
> would like to know if I can do the same thing without using normalized
> range. Suppose I want to define the size of the colorbar using pixels
> units. Is it possible?

No, it's not possible. But I would point out that
if you divide your pixel units by the size of the
window you are putting the color bar in you have
normalized units! ;-)

Cheers,

David
--
David Fanning, Ph.D.
Fanning Software Consulting, Inc.
Coyote's Guide to IDL Programming: http://www.dfanning.com/
Sepore ma de ni thui. ("Perhaps thou speakest truth.")

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[Message index]

		Re: Position keyword By: Jeff[2] on Thu, 24 July 2008 10:50
		Re: Position keyword By: David Fanning on Thu, 24 July 2008 05:57

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