自制信号线，红色代表多，绿色代表空，适用于单边，不适用横盘，曲线风格改为采样点更好看些
 

DIF:=EMA(CLOSE,12)-EMA(CLOSE,45);

DEA:=EMA(DIF,15);

A:=DEA;

LC:=REF(CLOSE,1);

AA:=ABS(HIGH-LC);

BB:=ABS(LOW-LC);

CC:=ABS(HIGH-REF(LOW,1));

DD:=ABS(LC-REF(OPEN,1));

R:=IF(AA>BB AND AA>CC,AA+BB/2+DD/4,IF(BB>CC AND BB>AA,BB+AA/2+DD/4,CC+DD/4));

X:=(CLOSE-LC+(CLOSE-OPEN)/2+LC-REF(OPEN,1));

SI:=8*X/R*MAX(AA,BB);

ASI:=SUM(SI,40); //ASI=M1周期的SI之和，在日线上就是M1天的SI之和

ASIT:=MA(ASI,20); //ASIT=M2周期的ASI的移动平均值

B:=ASI;

红 : IF( A>= 0 AND B >= 0, EMA(SLOPE(C,21)*20+C,110), DRAWNULL ),colorred, LINETHICK2;

绿 : IF( A < 0 AND B < 0, EMA(SLOPE(C,21)*20+C,110), DRAWNULL ), colorgreen, LINETHICK2;

黄1 : IF( A < 0 AND B >= 0, EMA(SLOPE(C,21)*20+C,110), DRAWNULL ), coloryellow, LINETHICK2;

黄2 : IF( A >= 0 AND B < 0, EMA(SLOPE(C,21)*20+C,110), DRAWNULL ), coloryellow, LINETHICK2;

IF( 1, EMA(SLOPE(C,21)*20+C,110), DRAWNULL ), coloryellow, LINETHICK2;