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[通达信] 通达信唐奇安通道指标公式（源码）
{唐奇安通道}
{N:=20;T:=10;}
M1:MA(C,N);
HPB:=REF(HHV(H,N),1);
LPB:=REF(LLV(L,T),1);
{多头交易}
BUYIN:=H>HPB AND C>M1;
BUYEXIT:=L<LPB;
SINGAL:=IF(BUYIN,1,IF(BUYEXIT,-1,0));
CURRSIGN:=REF(SINGAL,BARSLAST(SINGAL));
UPTREND:=CURRSIGN= 1;
DWTREND:=CURRSIGN=-1;
{跟踪止损}
空平:IF(DWTREND,HPB,DRAWNULL),COLORBLUE,LINETHICK2;
多止:IF(UPTREND,LPB,DRAWNULL),COLORRED,LINETHICK2;
信号持续:IF(DWTREND,BARSLAST(UPTREND),BARSLAST(DWTREND)),NODRAW,COLORMAGENTA;
DRAWICON(BARSLAST(DWTREND)=1,多止,7);
DRAWICON(BARSLAST(UPTREND)=1,空平,8);
DRAWKLINE(HIGH,OPEN,LOW,CLOSE);
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