free rotation tool from editor.

[Maik Qualmann]

My last commit was to fix the free rotation tool. I can also reproduce the 
error with digiKam-5.x. Please test it.

https://cgit.kde.org/digikam.git/commit/?
id=3d563ca5f9b5245d538fd907aec100fd9dbd16c2

Maik

Am Freitag, 11. Mai 2018, 14:09:28 CEST schrieb Gilles Caulier:
> Hi all,
> 
> Today, i processed 483 photos taken while a mariage event.
> 
> When i fix the rotation from some items, i see a strange behavior, not
> reproducible in 5.x :
> 
> - Open one image from editor,
> - Set point 1 and point 2 to computer orientation.
> - process rotation.
> - close editor
> - re-open another image to fix rotation.
> - Set point 1 and point 2. the points appears as overlay as expected but at
> the wrong place. In fact it's the previous positions from the previous
> image processed.
> - Trying to apply the rotation has no effect.
> 
> ==> I need to close DK and re-open the image to see the free rotation tool
> working fine.
> 
> Can you reproduce this dysfunction ?
> 
> Best
> 
> Gilles