重点关注低位零轴下，均线多头状态下，白线金叉黄线。
VAR1:=IF(CLOSE>=REF(CLOSE,1),HIGH-OPEN+CLOSE-LOW+CLOSE-REF(CLOSE,1),HIGH-OPEN+CLOSE-LOW);
VAR2:=IF(CLOSE<=REF(CLOSE,1),OPEN-LOW+HIGH-CLOSE+REF(CLOSE,1)-CLOSE,OPEN-LOW+HIGH-CLOSE);
VAR3:=vol*VAR1/(VAR1+VAR2);
VAR4:=VOL-VAR3;
买量:=SUM(VAR3,1);
卖量:=SUM(VAR4,1);
ddx:=EMA(买量-卖量,5)*VOL/CAPITAL*5,COLORSTICK,LINETHICK2;
STICKLINE(DDX>0,0,DDX,3,0),COLOR000088;
STICKLINE(DDX>0,0,DDX,2.5,0),COLOR0000AA;
STICKLINE(DDX>0,0,DDX,1.5,0),COLOR0000CC;
STICKLINE(DDX>0,0,DDX,1,0),COLOR0000EE;
STICKLINE(DDX<0,0,DDX,3,0),COLOR008800;
STICKLINE(DDX<0,0,DDX,2.5,0),COLOR00AA00;
STICKLINE(DDX<0,0,DDX,1.5,0),COLOR00CC00;
STICKLINE(DDX<0,0,DDX,1,0),COLOR00EE00;
DDX1:SMA(DDX,3,1),COLORFFFFFF;
DDX2:SMA(DDX1,3,1),COLOR00FFFF;
DDX3:EMA(DDX2,5),COLORFF00FF;
大单净量:DDX,COLORRED,NODRAW;
预警:=DDX>0 AND MA(V,5)>MA(MA(V,5),5) AND crOSS(DDX1,DDX2),LINETHICK;
天:=COUNT(DDX>0,5),COLORRED;
DRAWTEXT(预警,DDX*1.06,'★'),LINETHICK3,COLOR00FFFF;
