Review Request 127354: improve drawing precision for circles

[David Narváez]

-----------------------------------------------------------
This is an automatically generated e-mail. To reply, visit:
https://git.reviewboard.kde.org/r/127354/#review93505
-----------------------------------------------------------



Thanks for the patch! I would be in favor of dropping the QRect/QPoint usage in these files completely. Could you modify your patch to see how that would look like?

- David Narváez


On March 19, 2016, 9:05 a.m., Maurizio Paolini wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://git.reviewboard.kde.org/r/127354/
> -----------------------------------------------------------
> 
> (Updated March 19, 2016, 9:05 a.m.)
> 
> 
> Review request for KDE Edu, David Narváez and Rex Dieter.
> 
> 
> Bugs: 359805
>     http://bugs.kde.org/show_bug.cgi?id=359805
> 
> 
> Repository: kig
> 
> 
> Description
> -------
> 
> QRect object in qt uses integers.  This causes annoying loss of drawing precision when drawing circles (https://bugs.kde.org/show_bug.cgi?id=359805).  Using the QRectF object seems more appropriate.
> 
> 
> Diffs
> -----
> 
>   misc/kigpainter.h e36c153 
>   misc/kigpainter.cpp e547bf2 
>   misc/screeninfo.h b7f94c4 
>   misc/screeninfo.cc 8fdf115 
> 
> Diff: https://git.reviewboard.kde.org/r/127354/diff/
> 
> 
> Testing
> -------
> 
> This is a minimal patch to allow using QRectF when drawing circles.  Perhaps using QRect
> (and QPoint) could be dropped completely in favour of QRectF and QPointF.
> 
> 
> File Attachments
> ----------------
> 
> tangent circles - old behaviour
>   https://git.reviewboard.kde.org/media/uploaded/files/2016/03/19/48f5447f-0904-43ee-8c56-8fc07c03febb__circles_old.png
> tangent circles: new behaviour
>   https://git.reviewboard.kde.org/media/uploaded/files/2016/03/19/5684b1c5-c32c-447b-bed6-53be380f1b87__circles_new.png
> zoom of old behaviour
>   https://git.reviewboard.kde.org/media/uploaded/files/2016/03/19/08937b54-e313-4acf-b482-4bd899d24b30__circles_old_zoom.png
> zoom of new behaviour
>   https://git.reviewboard.kde.org/media/uploaded/files/2016/03/19/e7c0b8fb-af81-43da-b70e-bed3462d73a6__circles_new_zoom.png
> 
> 
> Thanks,
> 
> Maurizio Paolini
> 
>

-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://mail.kde.org/pipermail/kde-edu/attachments/20160319/4aabddcc/attachment.html>