Sets pointers to external price series.
[in] Pointer to Open timeseries.
[in] Pointer to High timeseries.
[in] Pointer to Low timeseries.
[in] Pointer to Close timeseries.
true - successful, otherwise - false.
The setting of pointers to external timeseries (price series) is necessary if the object uses the symbol and timeframe (set during the first initialization) and price timeseries necessary for further work.