N:=5;jj:=(HIGH+LOW+CLOSE)/3;qj0:=vol/IF(HIGH=LOW,4,HIGH-LOW); qj1:=IF(CAPITAL=0,qj0*(jj-MIN(CLOSE,OPEN)),qj0*IF(HIGH=LOW,1,(MIN(OPEN,CLOSE)-LOW))); qj2:=IF(CAPITAL=0,qj0*(MIN(OPEN,CLOSE)-LOW),qj0*IF(HIGH=LOW,1,(jj-MIN(CLOSE,OPEN)))); qj3:=IF(CAPITAL=0,qj0*(HIGH-MAX(OPEN,CLOSE)),qj0*IF(HIGH=LOW,1,(HIGH-MAX(OPEN,CLOSE)))); qj4:=IF(CAPITAL=0,qj0*(MAX(CLOSE,OPEN)-jj),qj0*IF(HIGH=LOW,1,(MAX(CLOSE,OPEN)-jj))); DDX:((QJ1+QJ2)-(QJ3+QJ4))/SUM(VOL,10)*10,COLOR3D; DX:=ma(ddx,5)*N; DDX1:sma(DX,3,1); DDX2:sma(DDX1,3,1); DDX3:wma(DDX2,5); DRAWTEXTABS(0,0,'大单动向');