{波浪公式}
N:=13; M:=1; P:=3; P2:=5;
A1:=REF(HIGH,3)=HHV(HIGH,2*3+1);
B1:=FILTER(A1,3);
C1:=BACKSET(B1,3+1);
D1:=FILTER(C1,3);{高点}
A2:=REF(LOW,3)=LLV(LOW,2*3+1);
B2:=FILTER(A2,3);
C2:=BACKSET(B2,3+1);
D2:=FILTER(C2,3);{低点}
E1:=(REF(LLV(LOW,2*3),1)+REF(HHV(HIGH,2*3),1))/2;
E2:=(HIGH+LOW)/2;
{高低点出现在同一K线上时可作取舍}
H1:=(D1 AND NOT((D2 AND E1>=E2))) OR ISLASTBAR  OR BARSCOUNT(CLOSE)=1;
L1:=(D2 AND NOT((D1 AND E1)));
H2:=(D1 AND NOT((D2 AND E1>=E2)));
X1:=REF(BARSLAST(H1),1)+1;
F1:=BACKSET(H1 AND COUNT(L1,X1)>0,LLVBARS(IF(L1,LOW,10000),X1));
G1:=F1>REF(F1,1);
I1:=BACKSET(G1,2);
LD:=I1>REF(I1,1);{过滤后低点}
L2:=LD OR ISLASTBAR  OR BARSCOUNT(CLOSE)=1;
X2:=REF(BARSLAST(L2),1)+1;
F2:=BACKSET(L2 AND COUNT(H2,X2)>0,HHVBARS(IF(H2,HIGH,0),X2));
G2:=F2>REF(F2,1);
I2:=BACKSET(G2,2);
HD:=I2>REF(I2,1);{过滤后高点}
DRAWLINE(LD,L,HD,H,0),COLORWHITE,LINETHICK3;
DRAWLINE(HD,H,LD,L,0),COLORWHITE,LINETHICK3;
%%%%%%%%%%%%%H1:=(D1 AND NOT((D2 AND E1>=E2))) OR ISLASTBAR  OR BARSCOUNT(CLOSE)=1;
J1:=BACKSET(BARSTATUS=2 ,MIN(BARSLAST(HD),BARSLAST(LD))+1);
J2:=J1>REF(J1,1);
DRAWLINE(J2,IF(HD,H,L),BARSTATUS=2 ,IF(BARSLAST(HD)>BARSLAST(LD),H,L),0),COLORWHITE,LINETHICK2;

{以下是两条趋势线原码}
UU:=BACKSET(BARSTATUS=2 ,BARSLAST(LD)+1);
VV:=UU>REF(UU,1);
WW:=BACKSET(VV,REF(BARSLAST(LD),1)+2);
XX:=WW>REF(WW,1);DRAWLINE(XX,L,VV,L,1),COLORMAGENTA,LINETHICK2;
UU2:=BACKSET(BARSTATUS=2 ,BARSLAST(HD)+1);
VV2:=UU2>REF(UU2,1);
WW2:=BACKSET(VV2,REF(BARSLAST(HD),1)+2);
XX2:=WW2>REF(WW2,1);
DRAWLINE(XX2,H,VV2,H,1),COLORMAGENTA,LINETHICK2;
前一低:REF(L,BARSLAST(VV)),COLOR99FF66,LINETHICK1;
前二低:REF(L,BARSLAST(XX)),COLORFF66FF,LINETHICK1;
前一高:REF(H,BARSLAST(VV2)),COLOR99FF66,LINETHICK1;
前二高:REF(H,BARSLAST(XX2)),COLORFF66FF,LINETHICK1;
DRAWTEXT(BARPOS=SYSPARAM(2),HIGH*0.97,' 上升五浪，下跌三浪，趋势自画:'+'\n 长短均线，阻力支撑，高低自明:'),align4,LINETHICK3,COLORMAGENTA;