comp.lang.idl-pvwave archive: archive

Home » Public Forums » archive » WIDGETS

Show: Today's Messages :: Show Polls :: Message Navigator
E-mail to friend

Re: widgets [message #21374 is a reply to message #2717]

Fri, 18 August 2000 00:00

davidf
Messages: 2866
Registered: September 1996

Senior Member

Stuart Colley (src@star.ucl.ac.uk) writes:

> I've not really used widgets before, any suggestions on how the following
> task might be tackled would be appreciated. What I'd like to do is
> display an image, stored in an array size x by y, using say tvscl, then
> click on part of the image with the mouse and get x, y, and the value of
> the array at that location.
>
> Are there any routine(s) suited to this sort of task?

You can find a routine that does this associated with
this article on my web page:

http://www.dfanning.com/tips/read_pixel.html

Cheers,

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

Report message to a moderator

[Message index]

		WIDGETS By: mallozzi on Tue, 30 August 1994 10:23
		Re: Widgets By: rivers on Thu, 22 September 1994 21:05
		Re: Widgets By: rouse on Sun, 18 September 1994 23:50
		Re: WIDGETS By: peter on Thu, 01 September 1994 14:03
		Re: WIDGETS By: zawodny on Thu, 01 September 1994 10:30
		Re: WIDGETS By: sjt on Thu, 01 September 1994 05:07
		Re: Widgets By: offenbrg on Wed, 07 February 1996 00:00
		Re: Widgets By: todd on Wed, 07 February 1996 00:00
		Re: Widgets By: davidf on Sun, 03 October 1999 00:00
		Re: Widgets By: Liam Gumley on Fri, 01 October 1999 00:00
		Re: Widgets By: Richard G. French on Thu, 07 October 1999 00:00
		Re: Widgets By: mgs on Wed, 06 October 1999 00:00
		Re: Widgets By: Robert LeeJoice on Wed, 06 October 1999 00:00
		Re: Widgets By: Richard G. French on Sun, 10 October 1999 00:00
		Re: Widgets By: davidf on Sat, 09 October 1999 00:00
		Re: widgets By: davidf on Fri, 18 August 2000 00:00
		Re: Widgets By: Rick Towler on Thu, 30 May 2002 08:11
		Re: Widgets By: David Fanning on Wed, 29 May 2002 11:24
		Re: widgets By: David Fanning on Fri, 19 August 2005 08:02

Previous Topic:	widgets
Next Topic:	Sort without loops

-=] Back to Top [=-

[ Syndicate this forum (XML) ] [

] [

]

Current Time: Wed Oct 08 13:39:01 PDT 2025

Total time taken to generate the page: 0.00452 seconds