java - JFreeChart: how to set the duration/period of a candle? -


is possible set duration/period of single ohlcitem on candlestickchart?

what i'm trying achieve possibility of merging 2 candles 1 ohlcitem. problem can set point in time on x axis candle should drawn, while merged candle should take space of 2 merged candles.

is there way achieve this? screenshot better explains i'm aiming at:

enter image description here

currently i'm merging candles following code, replaces 1 of items @ item's millisecond:

private static ohlcitem getmergeditem(int i, ohlcitem clickeditem, ohlcitem neighbouritem) {     double high;     double low;      if(clickeditem.getlowvalue() >= neighbouritem.getlowvalue()) {         low = neighbouritem.getlowvalue();     }     else {         low = clickeditem.getlowvalue();     }     if(clickeditem.gethighvalue() >= neighbouritem.gethighvalue()) {         high = clickeditem.gethighvalue();     }     else {         high = neighbouritem.gethighvalue();     }      if(i == 1) {         return new ohlcitem(clickeditem.getperiod(), neighbouritem.getopenvalue(), high, low, clickeditem.getclosevalue());     }     else {         return new ohlcitem(neighbouritem.getperiod(), clickeditem.getopenvalue(), high, low, neighbouritem.getclosevalue());     } }


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