The standard used in a CAD file is stored in the Dtk_Info class of a Dtk_Component.
It can be accessed using the method Dtk_Info::FindAttribute with the following keys:
"Dtk_PMIGlobalStandard" : Returns the global PMI standard used in the CAD file.This attribute is populated by the following readers: CatiaV5, Inventor, Creo, QIF, STEP, NX, and SOLIDWORKS.
For NX and SOLIDWORKS readers, additional standards may be available depending on the PMI type:
"Dtk_PMIWeldStandard" : Returns the welding PMI standard."Dtk_PMIRoughnessStandard" : Returns the surface roughness PMI standard.Example: