Returns frame drag zones (in unrounded scaled coordinate space).
If the frame is too narrow for both left+right zones, only the center zone is returned.
Same logic applies to top/bottom for very short frames.
Unrounded because these are for display purposes only.
Returns frame drag zones (in unrounded scaled coordinate space).
If the frame is too narrow for both left+right zones, only the center zone is returned.
Same logic applies to top/bottom for very short frames.
Unrounded because these are for display purposes only.