MA(C,9),LINETHICK2,COLORYELLOW;
MA(C,21),LINETHICK2,COLORRED;
IF(MA(C,9)<REF(MA(C,9),1),MA(C,9),DRAWNULL),LINETHICK2,COLORBLUE;
IF(MA(C,21)<REF(MA(C,21),1),MA(C,21),DRAWNULL),LINETHICK2,COLORGREEN;
VAR1:=(EMA(DCLOSE,12)-EMA(DCLOSE,26));
VAR2:=EMA(VAR1,9);
VAR3:=(VAR1-VAR2)*2;
COND1:=HHV(VAR3,4)<0;
COND2:=VAR3>REF(VAR3,1);
COND3:=REF(VAR3,1)<REF(VAR3,2);
COND4:=REF(VAR3,2)<REF(VAR3,3);
VAR1_RESULT:=COND1 AND COND2 AND COND3 AND COND4;
DRAWTEXT(VAR1_RESULT,L*0.98,'★短买'),COLORYELLOW;
DRAWTEXT(CROSS(MA(C,3),MA(C,9)) AND C>=REF(C,1) AND C>O,L*0.98,'★加仓'),COLORMAGENTA;