自己理解，无需注释。指标动态滞后，不可万能。老朽好玩，指标加密。
{通达信强弱SB点源码}
N:=20;
M:=5;
VAR1:=EMA(CLOSE,12)-EMA(CLOSE,26);
VAR2:=EMA(VAR1,9);
MACD:=2*(VAR1-VAR2);
DIF:=VAR1;
DEA:=VAR2;
强弱线:EMA(CLOSE,N),COLORWHITE,LINETHICK2;
趋势线:EMA(强弱线,M),COLORYELLOW,LINETHICK2;
STICKLINE(MACD>0 AND MACD>REF(MACD,1),0,MACD,2,0),COLORRED;
STICKLINE(MACD>0 AND MACD<REF(MACD,1),0,MACD,2,0),COLORLIRED;
STICKLINE(MACD<0 AND MACD<REF(MACD,1),0,MACD,2,0),COLORCYAN;
STICKLINE(MACD<0 AND MACD>REF(MACD,1),0,MACD,2,0),COLORGREEN;
DRAWICON(CROSS(DIF,DEA),强弱线*0.98,1);
DRAWICON(CROSS(DEA,DIF),强弱线*1.02,2);
DRAWKLINE(HIGH,OPEN,LOW,CLOSE);
DRAWTEXT(CROSS(DIF,DEA),强弱线*0.95,'B'),COLORRED;
DRAWTEXT(CROSS(DEA,DIF),强弱线*1.05,'S'),COLORGREEN;
