通达信轨道趋势指标主图源码

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发一个《轨道趋势》通达信主图指标，还不太成熟，请老师们多多指导。

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