凸买入,极准指标

T3:=CROSS(EMA(C,19),EMA(C,7));
 T4:=CROSS(EMA(C,7),EMA(C,19));
 Z1:=L=LLV(L,BARSLAST(T3)+1);
 Z2:=LLV(L,BARSLAST(T3)+1);
 Z3:=H=HHV(H,BARSLAST(T4)+1);
 Z4:=HHV(H,BARSLAST(T4)+1);
 TA:=DRAWLINE(Z1,Z2,Z3,Z4,0);
 Y1:=H=HHV(H,BARSLAST(T4)+1);
 Y2:=HHV(H,BARSLAST(T4)+1);
 Y3:=L=LLV(L,BARSLAST(T3)+1);
 Y4:=LLV(L,BARSLAST(T3)+1);
 TB:=DRAWLINE(Y1,Y2,Y3,Y4,0);
 TJ:=IF(TB<REF(TB,1) AND TB=TA,1,0);
 T:REF(TJ,1)=0 AND TJ>=1;