通达信自动画趋势线指标公式

通达信自动画趋势线指标公式参数：n5A1:=REF(H,N)=HHV(H,2*N+1);B1:=FILTER(A1,N);C1:=BACKSET(B1,N+1);D1:=FILTER(C1,N);{高点}A2:=REF(L,N)=LLV(L,2*N+1);B2:=FILTER(A2,N);C2:=BACKSET(B2,N+1);D2:=FILTER(C2,N);{低点}E1:=(REF(LLV(L,2*N),1)+REF(HHV(H,2*N),1))/2;E2:=(H+L)/2;{高低点出现在同一K线上时可作取舍}H1:=(D1ANDNOT(D2ANDE1>=E2))ORISLASTBARORBARSCOUNT(C)=1;L1:=(D2ANDNOT(D1ANDE1<E2));H2:=D1ANDNOT(D2ANDE1>=E2);X1:=REF(BARSLAST(H1),1)+1;F1:=BACKSET(H1ANDCOUNT(L1,X1)>0,LLVBARS(IF(L1,L,10000),X1));G1:=F1>REF(F1,1);I1:=BACKSET(G1,2);LD:=I1>REF(I1,1);{过滤后低点}L2:=LDORISLASTBARORBARSCOUNT(C)=1;X2:=REF(BARSLAST(L2),1)+1;F2:=BACKSET(L2ANDCOUNT(H2,X2)>0,HHVBARS(IF(H2,H,0),X2));G2:=F2>REF(F2,1);I2:=BACKSET(G2,2);HD:=I2>REF(I2,1);{过滤后高点}R1:=BACKSET(ISLASTBAR,BARSLAST(HD)+1);S1:=R1>REF(R1,1);{前一高}T1:=BACKSET(ISLASTBAR,BARSLAST(LD)+1);U1:=T1>REF(T1,1);{前一低}R2:=BACKSET(S1,REF(BARSLAST(HD),1)+2);S2:=R2>REF(R2,1);{前二高}T2:=BACKSET(U1,REF(BARSLAST(LD),1)+2);U2:=T2>REF(T2,1);{前二低}T3:=BACKSET(U2,REF(BARSLAST(LD),1)+2);U3:=T3>REF(T3,1);{前三低}T4:=BACKSET(U3,REF(BARSLAST(LD),1)+2);U4:=T4>REF(T4,1);{前四低}R3:=BACKSET(S2,REF(BARSLAST(HD),1)+2);S3:=R3>REF(R3,1);{前三高}R4:=BACKSET(S3,REF(BARSLAST(HD),1)+2);S4:=R4>REF(R4,1);{前四高}短期压力:DRAWLINE(S2,H,S1,H,1),COLORRED;短期支撑:DRAWLINE(U2,L,U1,L,1),COLORGREEN;中期压力:DRAWLINE(S3,H,S2,H,1),COLORYELLOW;中期支撑:DRAWLINE(U3,L,U2,L,0),COLORGREEN;长期压力:DRAWLINE(S4,H,S3,H,1),COLORFF00FF;长期支撑:DRAWLINE(U4,L,U3,L,0),COLORGREEN;DRAWICON(S1,H*1.01,6);DRAWICON(S2,H*1.01,6);DRAWICON(S3,H*1.01,6);DRAWICON(S4,H*1.01,6);DRAWICON(U1,L*0.99,9);DRAWICON(U2,L*0.99,9);DRAWICON(U3,L*0.99,9);DRAWICON(U4,L*0.99,9);