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List:       kde-core-devel
Subject:    Re: Review Request: New KSignalPlotter graph for plotting continuous
From:       "John Tapsell" <johnflux () gmail ! com>
Date:       2009-09-14 11:37:17
Message-ID: 20090914113717.10279.28385 () localhost
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> On 2009-09-14 11:09:06, David Faure wrote:
> > The rule in kdelibs is "2 (preferrably 3) other apps wanting to use it".
> > From what you say, this isn't the case yet, right?
> > 
> > Of course this is a chicken-and-egg problem, people can't use it if it's not available.
> > But in fact this is what http://techbase.kde.org/Projects/Widgets_and_Classes is for (I suggest you \
> > add the class there), and well, this very review request would also trigger "I want this" from app \
> > authors who need something like this, if there were ;-) Meanwhile I don't think we should put this in \
> > kdelibs - no point in forcing ourselves into SC/BC rules until necessary.

Well I keep seeing people using it for plasmoids.  Like \
http://www.kde-look.org/content/show.php/Complex+Plotter?content=111400&PHPSESSID=c12c3d7f0bba1cc60cafff583f60e1e7 \
and I've seen it appear in various screenshots.


- John


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On 2009-08-29 10:45:29, John Tapsell wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> http://reviewboard.kde.org/r/1430/
> -----------------------------------------------------------
> 
> (Updated 2009-08-29 10:45:29)
> 
> 
> Review request for kdelibs.
> 
> 
> Summary
> -------
> 
> This is used by KSysGuard to plot network usage etc.  I want to make it available for other people to \
> use. 
> It is really quite feature-full, and uses a sliding window technique to minimize CPU usage for drawing. \
> On my system (dual core 3Ghz), drawing three of these graphs updating every 0.5 seconds takes about 1% \
> of the CPU usage. 
> 
> Diffs
> -----
> 
> trunk/KDE/kdeui/plotting/KSignalPlotter.h PRE-CREATION 
> trunk/KDE/kdeui/plotting/KSignalPlotter.cpp PRE-CREATION 
> trunk/KDE/kdeui/plotting/KSignalPlotter_p.h PRE-CREATION 
> 
> Diff: http://reviewboard.kde.org/r/1430/diff
> 
> 
> Testing
> -------
> 
> It has been used in KSysGuard for ages.
> 
> It has no unit tests however :-/
> 
> 
> Screenshots
> -----------
> 
> Screenshot in action
> http://reviewboard.kde.org/r/1430/s/191/
> 
> 
> Thanks,
> 
> John
> 
> 


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