set_unit
Description:
Sets the length unit for maximum size and tightening threshold.
Allows the sizes to vary depending on the text scale factor.
Parameters:
| this | a clamp layout | 
| unit | the length unit | 
Sets the length unit for maximum size and tightening threshold.
Allows the sizes to vary depending on the text scale factor.
| this | a clamp layout | 
| unit | the length unit |