Review Request: New KSignalPlotter graph for plotting continuous data as it comes in

John Tapsell johnflux at gmail.com
Sat Aug 29 13:00:45 BST 2009


-----------------------------------------------------------
This is an automatically generated e-mail. To reply, visit:
http://reviewboard.kde.org/r/1430/#review2178
-----------------------------------------------------------


I cleaned up the trailing whitespace 

- John


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
> 
>





More information about the kde-core-devel mailing list