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Re: vertical line that moves with cursor in draw widget [message #60728 is a reply to message #60727]

Fri, 06 June 2008 14:28

Jean H.
Messages: 472
Registered: July 2006

Senior Member

cgoethel@igpp.ucla.edu wrote:
> Hello, I have a draw_widget with motion events set up. I draw a
> vertical line (using plots) which follows the cursor as it moves
> through the draw area. I can get the vertical line to follow the
> cursor easily enough - but I can't seem to figure out how to erase the
> previous lines. All the lines remain drawn. Any suggestions?
> Thanks! Cindy

re-draw your image / data plots.. or use "erase" if you have nothing on
the draw area.

Jean

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[Message index]

		Re: vertical line that moves with cursor in draw widget By: Michael Galloy on Sun, 08 June 2008 15:56
		Re: vertical line that moves with cursor in draw widget By: Craig Markwardt on Sat, 07 June 2008 00:49
		Re: vertical line that moves with cursor in draw widget By: ben.bighair on Fri, 06 June 2008 19:51
		Re: vertical line that moves with cursor in draw widget By: Rick Towler on Fri, 06 June 2008 14:55
		Re: vertical line that moves with cursor in draw widget By: Jean H. on Fri, 06 June 2008 14:28

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