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Re: Synchronizing xrange of cgZPlot with another plot [message #89887 is a reply to message #89886]

Wed, 17 December 2014 12:31

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

rlord@ska.ac.za writes:

> I am trying to plot a share price (for example) in one draw widget using cgZPlot, and have a volume plot (for example) in another draw widget below the cgZPlot figure using cgPlot.
>
> However, as I zoom/pan the cgZPlot figure, I want the other plot's xrange to stay in sync.
>
> Any ideas?

Write your own "sharezoom" object from a subclassed cgZPlot object. Have
it "know" about the volume plot. Override the DrawPlot method of your
new object to update both plots.

Cheers,

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

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[Message index]

		Synchronizing xrange of cgZPlot with another plot By: rlord on Wed, 17 December 2014 12:20
		Re: Synchronizing xrange of cgZPlot with another plot By: David Fanning on Wed, 17 December 2014 12:31
		Re: Synchronizing xrange of cgZPlot with another plot By: rlord on Wed, 17 December 2014 12:56
		Re: Synchronizing xrange of cgZPlot with another plot By: David Fanning on Wed, 17 December 2014 13:00

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