OSMODE system variable
Function Description:
The OSMODE system variable is used to set the object snap running mode.
Type : Integer
Saved in : Registry
Initial value : 37
Range : 0 ~ 32767
System Variable Value:
0 : none
1 : END (point)
2 : MID (middle point)
4 : CEN (center point)
8 : NOD (node)
16 : NOD (node)
32 : NOD (node)
64 : NOD (node)
128 : NOD (node)
256 :TAN (tangent point)
512 : NEA(nearest point)
1024 : pclear all object snaps
2048 : APP (apparent intersection)
4096 : APP (apparent intersection)
8192 : PAR (parallel)