demo:
https://github.com/Alexey-T/SynLiteapp/demo_editor
Open file app/_files/fn.txt
Пётр Арка́дьевич Столы́пин
accent chars - bad rendered on Ubuntu.
instead of accent char above letter I see rendered "circle" char over letter. (Fonts - several.) Do u confirm bad rendering? i use ExtTextOut with Dx, with Dx_i=0 for char before accent.