Branch: krita-canvasrotation-silvioheinrich

[Boudewijn Rempt]

On Tuesday 01 February 2011, Silvio Heinrich wrote:
> I fixed the canvas rotation and tried to improve the zooming.
> The image was shifting away while rotating it. This should not happen 
> anymore.
> I also moved the focus of the zoom to the middle of the canvas widget.
> I done this because when painting you normally center the area you are 
> currently painting on
> at the middle of the view.

Well... zooming really must always be around the cursor, if zooming with mouse wheel or ctrl-plus/minus (ask animtim, he is very outspoken about that!). When zooming with the statusbar controls, it should be around the center of the screen, or perhaps the last place where we painted.

> The image will not shift away anymore while zooming in and out (what is 
> in the middle should stay in the middle).
> 
> To the KisCoordinatesConverter class:
> It looked a bit hacky to me so i tried to clean it up.
> I did major modifications to this class and since it was (as far as i 
> know) entirely created by
> Dimitry Kazakov it would be nice if he could have a look at it and would 
> tell me if he agrees
> with the modifications.
> 
> It would of course be nice too, if other people could try out the branch 
> and tell me if those modifications
> did introduce some problems or regressions.
> 
> thx :)
> 


-- 
Boudewijn Rempt | http://www.valdyas.org, http://www.krita.org