通达信的支撑压力自动画线

N:=5;
M:=INTPART(3*N/5);
AAA:=REF(H,M)=HHV(H,2*M+1);
QYY:=BACKSET(AAA,M+1);
CCC:=FILTER(QYY,M) AND H=HHV(H,M+1);
DDDD:=BARSLAST(CCC),NODRAW;
GDTSS:=IF(CCC,CURRBARSCOUNT,0),NODRAW;
DINGBUTSS:=IF(DDDD,REF(GDTSS,DDDD),GDTSS),NODRAW;
GDCS11:=CONST(DINGBUTSS),NODRAW;
DINGBUTS11:=REF(DINGBUTSS,DDDD+1),NODRAW;
GDCS22:=CONST(DINGBUTS11);
高点压力M:DRAWLINE(CURRBARSCOUNT=GDCS22,H,CURRBARSCOUNT=GDCS11,H,1),COLORWHITE,LINETHICK2;
AA11:=REF(L,M)=LLV(L,2*M+1);
QY11:=BACKSET(AA11,M+1);
CC11:=FILTER(QY11,M) AND L=LLV(L,M+1);
DD11:=BARSLAST(CC11);
DDTSS:=IF(CC11,CURRBARSCOUNT,0);
DDTS11:=IF(DD11,REF(DDTSS,DD11),DDTSS);
DDCS11:=CONST(DDTS11);
DDTS22:=REF(DDTS11,DD11+1);
DDCS22:=CONST(DDTS22);
低点支撑M:DRAWLINE(CURRBARSCOUNT=DDCS22,L,CURRBARSCOUNT=DDCS11,L,1) COLORWHITE,LINETHICK2;