AA:=VOL/((HIGH-LOW)*2-ABS(CLOSE-OPEN));

买量:=IF(CLOSE>OPEN,AA*(HIGH-LOW),IF(CLOSE<OPEN,AA*((HIGH-OPEN)+(CLOSE-LOW)),VOL/2));

卖量:=IF(CLOSE>OPEN,0-AA*((HIGH-CLOSE)+(OPEN-LOW)),IF(CLOSE<OPEN,0-AA*(HIGH-LOW),0-VOL/2));

大单动向:买量+卖量,color3d;

MA1:MA(大单动向,3),COLORRED;

MA2:MA(大单动向,5),COLORGREEN;

MA3:MA(大单动向,10),COLORYELLOW;

FILLRGN(MA2,MA1,MA2<MA1,rgb(180,50,0),MA2>MA1,rgb(0,50,180)),layer5;

FILLRGN(MA3,MA2,MA3<MA2,rgb(200,0,100),MA3>MA2,rgb(0,100,100)),layer5;

1,DOTLINE,colorFF7676,PRECIS0;

DRAWTEXTREL(5,10,'东方财富通DDX-L2'),COLORyellow;