N:=14;M:=6;
TRTR:=EXPMEMA(MAX(MAX(HIGH-LOW,ABS(HIGH-REF(CLOSE,1))),ABS(REF(CLOSE,1)-LOW)),N);
HD :=HIGH-REF(HIGH,1);
LD :=REF(LOW,1)-LOW;
DMP:=EXPMEMA(IF(HD>0&&HD>LD,HD,0),N);
DMM:=EXPMEMA(IF(LD>0&&LD>HD,LD,0),N);
PDI:=DMP*100/TRTR;
MDI:=DMM*100/TRTR;
{ 爱约股_通达信股票指标公式}
ADX:=EXPMEMA(ABS(MDI-PDI)/(MDI+PDI)*100,M);
ADXR:=EXPMEMA(ADX,M);
买点:(CROSS(PDI, MDI)AND CROSS(PDI, ADX)AND CROSS(PDI, ADXR))AND CLOSE>OPEN
AND C/REF(C,1)>0.5 AND VOL>MA(VOL,5)*1.5,COLORRED,LINETHICK3;