I have tried the mirror in the iPad version. When I use a custom form in a brush the app only mirror correctly with the mirror horizontal, but if you rotate the mirror a few you can see that mirror don't correct the angle. Normally it is not a problem but when it's important in that both shapes are ...

How can I deactivate the canvas rotation when I turn my iPad? I want rotate the iPad to make a stroke, but the program rotate interface AND canvas. Can I deactivate this behaviour?