这个也是预测顶和底的，  可以配合你们自己的指标一起用，，起到佐证的功能。

{五彩缤纷线}

{通道指标源码}

上轨:MA(EMA(HIGH,11)*1.025,5),COLORBLUE;

下轨:MA(EMA(LOW,11)*0.975,5);

中轨:(上轨+下轨)/2,DOTLINE,COLORRED;

顶线:上轨+中轨-下轨;

底线:下轨+下轨-中轨;

DRAWKLINE(HIGH,OPEN,LOW,CLOSE);

VAR1:=LLV(LOW,4);

VAR2:=HHV(HIGH,4);

AK:=EMA((((CLOSE-VAR1)/(VAR2-VAR1))*25),34);

买入:=CROSS(EMA((((CLOSE-VAR1)/(VAR2-VAR1))*50),3),EMA(AK,8)-1.6);

卖出:=CROSS(EMA(AK,8)+27.3,EMA((((CLOSE-VAR1)/(VAR2-VAR1))*50),3));

DRAWICON(买入,LOW*0.985,1);

DRAWICON(卖出,HIGH*1.01,2);

A3:=(C-LLV(L,9))/(HHV(H,9)-LLV(L,9))*100;

A4:=SMA(A3,3,1);

A5:=SMA(A4,3,1);

A6:=3*A4-2*A5;

A7:=C-REF(C,1);

A8:=100*EMA(EMA(A7,6),6)/EMA(EMA(ABS(A7),6),6);

买:=LLV(A8,2)=LLV(A8,7) AND COUNT(A8<0,2) AND CROSS(A8,MA(A8,2));

STICKLINE(买,OPEN,CLOSE,1.6,0),COLORYELLOW;

VAR5:=(CLOSE*2+HIGH+LOW)/4;

SK:= EMA(VAR5,13)-EMA(VAR5,21);

SD:= EMA(SK,2);

STICKLINE(CROSS(SK,SD),OPEN,CLOSE,0.5,0),COLORMAGENTA;

MAC3:=(ATAN((MA(C,3)/REF(MA(C,3),1)-1)*100)*180/3.14115926);

M3:=MA(MAC3,3);

AA:=PLOYLINE(CROSS(MAC3,M3),M3);

AAB:=PLOYLINE(CROSS(M3,MAC3),MAC3);

起点:=COUNT(CROSS(MAC3,M3),AA<REF(AA,3) AND AAB>REF(AAB,3));

DRAWICON(起点,LOW*0.985,1);