{用法说明,FT即回头线,强势趋势中回头线是股价回调的截击位置;布林收口是拐点来临,此时的买入与卖出以突破布林上轨或下破布林下轨为参考,布林上轨上方持股,布林下轨下方休息.}
wr:=FORCAST(ema(c,5),3),COLORWHITE;
ft:FORCAST(ema(WR,8),5),COLORYELLOW;
sA:=FORCAST(ema(FT,13),8);
sb:=FORCAST(ema(SA,21),13);
sc:=FORCAST(ema(SB,34),21);
sd:=FORCAST(ema(Sc,55),34);
SM:((ft+SB)/2+SA)/2,COLORMAGENTA;
SG:ft+FORCAST(STD(c,8),5),DOTLINE,COLORWHITE;
XG:ft-FORCAST(STD(c,8),5),DOTLINE,COLORFFCCAA;
