Backport pattern transforms to 4.3
This backports the pattern transforms to 4.3. @dkazakov wanted to test these, so hence this is a seperate merge request.
Test Plan
You can test pattern rotations in the fill tool, geometric tools and fill layers.
Formalities Checklist
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I confirmed this builds. -
I confirmed Krita ran and the relevant functions work. -
I tested the relevant unit tests and can confirm they are not broken. (If not possible, don't hesitate to ask for help!) -
I made sure my commits build individually and have good descriptions as per KDE guidelines. -
I made sure my code conforms to the standards set in the HACKING file. -
I can confirm the code is licensed and attributed appropriately, and that unattributed code is mine, as per KDE Licensing Policy.
/cc @rempt