This page applies to Harlequin v13.1r0 and later; both Harlequin Core and Harlequin MultiRIP.
The imposition code is installed by building a dictionary on the stack, which selects the desired scheme and provides additional configuration data. The dictionary should contain the following keys and is supplied in a call to the HqnLayout procset:
<<
/Scheme(OneUp_1s_1)
... ...
/FrontVals <<
>>
/BackVals <<
>>
>> /HqnLayout /ProcSet findresource /HqnLayoutInitialize_1 get exec