Example behaviors:
drag across measures → loop region appears
tap elsewhere → loop clears
press play → auto-loop
No panels.
No inspector.
No settings.
Just the score.
This is tablet-native behavior.
Remember — you are not designing desktop software.
Even Better: Snap to Measures
Avoid micro precision requirements.
Snap selection to:
measure boundaries (default)
optionally beats (later)
Predictability > precision.
Always.