keeps a reference to a Pbind in which single keys can be replaced. It plays on when the old stream ended and a new stream is set and schedules the changes to the beat.
create a new instance of PbindProxy with the given patternpairs
returns the wrapper for the Pbind
set the given patternpairs.
return a pattern at that key. this can be used to set quant value individually, so different elementary patterns can be quantized differently.
set the quant of all elementary patterns, or return the quant value of the source pattern.