通达信切线主图源码

A1:=REF(H,8)=HHV(H,2*8+1);

B1:=FILTER(A1,8);

C1:=BACKSET(B1,8+1);

D1:=FILTER(C1,8);{高点}

R11:=BACKSET(ISLASTBAR,BARSLAST(D1)+1);S11:=R11>REF(R11,1);

DRAWLINE(D1,H,S11,H,1),COLORBLUE,LINETHICK2;

A2:=REF(L,8)=LLV(L,2*8+1);

B2:=FILTER(A2,8);

C2:=BACKSET(B2,8+1);

D2:=FILTER(C2,8);{低点}

T11:=BACKSET(ISLASTBAR,BARSLAST(D2)+1);U11:=T11>REF(T11,1);

DRAWLINE(D2,L,U11,L,1),COLORBLUE,LINETHICK2;

M:=INTPART(3*8/5);

A12:=REF(H,M)=HHV(H,2*M+1);

B12:=FILTER(A12,M);

C12:=BACKSET(B12,M+1);

D12:=FILTER(C12,M);{高点}

R112:=BACKSET(ISLASTBAR,BARSLAST(D12)+1);S112:=R112>REF(R112,1);

DRAWLINE(D12,H,S112,H,1),COLORRED,LINETHICK2;

A22:=REF(L,M)=LLV(L,2*M+1);

B22:=FILTER(A22,M);

C22:=BACKSET(B22,M+1);

D22:=FILTER(C22,M);{低点}

T112:=BACKSET(ISLASTBAR,BARSLAST(D22)+1);U112:=T112>REF(T112,1);

DRAWLINE(D22,L,U112,L,1),COLORRED,LINETHICK2;

VAR1:=BACKSET(REF(H,2)=HHV(H,5),3);

VAR2:=CROSS(VAR1,0.9);

VAR3:=BACKSET(REF(L,2)=LLV(LOW,5),3);

VAR4:=CROSS(VAR3,0.9);

压力:= REF(H,BARSLAST(VAR2));

STICKLINE(C,REF(H,BARSLAST(VAR2)),REF(H,BARSLAST(VAR2)),1,1),COLOR00CC00,LINETHICK2;

支撑:= REF(L,BARSLAST(VAR4));

STICKLINE(C,REF(LOW,BARSLAST(VAR4)),REF(L,BARSLAST(VAR4)),1,1),COLOR00B4FF,LINETHICK2;

 

原理解析：
A1赋值:8日前的H=2*8+1日内H最高值


B1赋值:A1的8过滤


C1赋值:BACKSET(B1,8+1)


D1赋值:C1的8过滤
{高点}

R11赋值:BACKSET(ISLASTBAR,上次D1距今天数+1)
S11赋值:R11>1日前的R11


DRAWLINE(D1,H,S11,H,1), 画蓝色, 线宽为2


A2赋值:8日前的L=2*8+1日内L最低值


B2赋值:A2的8过滤


C2赋值:BACKSET(B2,8+1)


D2赋值:C2的8过滤
{低点}

T11赋值:BACKSET(ISLASTBAR,上次D2距今天数+1)
U11赋值:T11>1日前的T11


DRAWLINE(D2,L,U11,L,1), 画蓝色, 线宽为2


M赋值:INTPART(3*8/5)


A12:=M日前的H=2*M+1日内H最高值


B12:=A12的M过滤


C12:=BACKSET(B12,M+1)


D12:=C12的M过滤
{高点}

R112:=BACKSET(ISLASTBAR,上次D12距今天数+1)
S112:=R112>1日前的R112


DRAWLINE(D12,H,S112,H,1),画红色, 线宽为2


A22:=M日前的L=2*M+1日内L最低值


B22:=A22的M过滤


C22:=BACKSET(B22,M+1)


D22:=C22的M过滤
{低点}

T112:=BACKSET(ISLASTBAR,上次D22距今天数+1)
U112:=T112>1日前的T112


DRAWLINE(D22,L,U112,L,1),画红色, 线宽为2
VAR1赋值:BACKSET(2日前的H=5日内H最高值,3)


VAR2赋值:VAR1上穿0.9


VAR3赋值:BACKSET(2日前的L=5日内最低价最低值,3)


VAR4赋值:VAR3上穿0.9


压力赋值: REF(H,上次VAR2距今天数)


STICKLINE(C,REF(H,上次VAR2距今天数),REF(H,上次VAR2距今天数),1,1),COLOR00CC00, 线宽为2


支撑赋值: REF(L,上次VAR4距今天数)


STICKLINE(C,REF(最低价,上次VAR4距今天数),REF(L,上次VAR4距今天数),1,1),COLOR00B4FF, 线宽为2