Performace is bad if select object

Steps to reproduce

• Open Glaxnimate
• Create rectangle
• add two keyframes
• keep rectangle selected

Result

• animation preview is slow glaxnimate_lQBKZmxtWl

what should happen

-maybe always hide UI controls while animation is playing ? it does not seems to be very useful anyway

Version

Glaxnimate: 0.5.0+win-30c8df58 System: Windows 10 Version 2009 Kernel: winnt 10.0.19045 CPU: x86_64 Application Qt: 5.15.2 System Qt: 5.15.2 ZLib: 1.2.11 Potrace: potracelib 1.16 Libav: Lavu56.70.100, Lavf58.76.100, Lavc58.134.100, SwS5.9.100 libarchive: 3.6.0