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以下是通达信优化后的支撑压力 主图源码 贴图 更新版（无源码的请下载附件导入）
HIGHN:=10;LOWN:=10;HIGHDISPLAY:=0;LOWDISPLAY:=0;ZGDISPLAY:=0;MADISPLAY:=0;
AAB:=REF(H,HIGHN)=HHV(H,2*HIGHN+1);
{HIGHN日前的最高价=2*HIGHN+1日内最高价的最高值}
QY:=BACKSET(AAB,HIGHN+1);{若AA则将最近HIGHN+1周期置为1}
CC:=FILTER(QY,HIGHN) AND H=HHV(H,HIGHN+1);
{QY的HIGHN日过滤 AND 最高价=HIGHN+1日内最高价的最高值}
DRAWICON(CC,H*1.005,2);
DDD:=BARSLAST(CC);{上次CC距今天数}
GDTS:=IF(CC,CURRBARSCOUNT,0);{如果CC,返回到最后交易日的周,否则返回0}
DINGBU:=IF(DDD,REF(H,DDD),H);{顶部}
DINGBUTS:=IF(DDD,REF(GDTS,DDD),GDTS);
DINGBU1:=REF(DINGBU,DDD+1);
GDCS1:=CONST(DINGBUTS);
DINGBUTS1:=REF(DINGBUTS,DDD+1);
GDCS2:=CONST(DINGBUTS1);
DINGBU2:=REF(DINGBU1,DDD+1);
MMM:=IF(CURRBARSCOUNT>GDCS2,0,1);
高点压力:DRAWLINE(CURRBARSCOUNT=GDCS2,H,CURRBARSCOUNT=GDCS1,H,1) COLORGREEN LINETHICK2;
压力A:DRAWLINE(CURRBARSCOUNT=GDCS2,H,ISLASTBAR,REF(H,GDCS2-1),1),COLOR0055FF,DOTLINE;
压力B:DRAWLINE(CURRBARSCOUNT=GDCS1,H,ISLASTBAR,REF(H,GDCS1-1),1),COLORYELLOW,DOTLINE;
AA1:=REF(L,LOWN)=LLV(L,2*LOWN+1);
QY1:=BACKSET(AA1,LOWN+1);
CC1:=FILTER(QY1,LOWN) AND L=LLV(L,LOWN+1);
{DRAWICON(CC1,L*0.98,1);}
DD1:=BARSLAST(CC1);
DDTS:=IF(CC1,CURRBARSCOUNT,0);
YDB:=IF(DD1,REF(L,DD1),L);
DDTS1:=IF(DD1,REF(DDTS,DD1),DDTS);
DDCS1:=CONST(DDTS1);
ZDB:=REF(YDB,DD1+1);
DDTS2:=REF(DDTS1,DD1+1);
DDCS2:=CONST(DDTS2);
低点支撑:DRAWLINE(CURRBARSCOUNT=DDCS2,L,CURRBARSCOUNT=DDCS1,L,1) COLORRED LINETHICK2;
ZGSTAR:=(高点压力+低点支撑)/2;
ZGEND:=CONST((高点压力+低点支撑)/2);
STARDAY:=IF(DDCS2<GDCS2,DDCS2,GDCS2);
中轨:DRAWLINE(CURRBARSCOUNT=STARDAY,ZGSTAR,ISLASTBAR,ZGEND,1),POINTDOT,COLORFFBBFF,LINETHICK1;
TTT:=6;
A1:=REF(HIGH,6)=HHV(HIGH,2*TTT+1); B1:=FILTER(A1,TTT); C1:=BACKSET(B1,TTT+1); D1:=FILTER(C1,TTT);
A2:=REF(LOW,TTT)=LLV(LOW,2*TTT+1); B2:=FILTER(A2,TTT); C2:=BACKSET(B2,TTT+1); D2:=FILTER(C2,TTT);
E1:=(REF(LLV(LOW,2*TTT),1)+REF(HHV(HIGH,2*TTT),1))/2; E2:=(HIGH+LOW)/2;
H1:=(D1 AND NOT(D2 AND E1>=E2)) OR BARSTATUS OR BARSCOUNT(CLOSE)=1;
L1:=(D2 AND NOT(D1 AND E1<E2)); 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);
L2:=LD OR BARSTATUS 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);
UU:=BACKSET(BARSTATUS,BARSLAST(LD)+1);
VV:=UU>REF(UU,1);
WW:=BACKSET(VV,REF(BARSLAST(LD),1)+2);
XX:=WW>REF(WW,1);
UU2:=BACKSET(BARSTATUS,BARSLAST(HD)+1);
VV2:=UU2>REF(UU2,1);
WW2:=BACKSET(VV2,REF(BARSLAST(HD),1)+2);
XX2:=WW2>REF(WW2,1);
近低A:REF(L,BARSLAST(VV)),COLORWHITE,LINETHICK1,DOTLINE;
近低B:REF(L,BARSLAST(XX)),COLORLIRED,DOTLINE;
生命线:MA(CLOSE,25),COLORLIBLUE,DOTLINE;
DRAWTEXT(CURRBARSCOUNT=8,高点压力,STRCAT('压力延伸:',CON2STR(高点压力,2))),COLORCYAN;
DRAWTEXT(CURRBARSCOUNT=8,低点支撑,STRCAT('支撑延伸:',CON2STR(低点支撑,2))),COLORLIRED;
DRAWTEXT(CURRBARSCOUNT=15,中轨,STRCAT('中轨:',CON2STR(中轨,2))),COLORYELLOW;
DRAWTEXT(CURRBARSCOUNT=20,压力A*0.995,STRCAT('压力A:',CON2STR(压力A,2))),COLORGREEN;
DRAWTEXT(CURRBARSCOUNT=12,压力B*0.995,STRCAT('压力B:',CON2STR(压力B,2))),COLORBLUE;
DRAWTEXT(CURRBARSCOUNT=12,近低A*1.005,STRCAT('←近低A:',CON2STR(近低A,2))),COLORRED;
DRAWTEXT(CURRBARSCOUNT=20,近低B*1.005,STRCAT('←近低B:',CON2STR(近低B,2))),COLOR0018D8;
DRAWTEXT(CURRBARSCOUNT=25,生命线*1.005,STRCAT('生命线:',CON2STR(生命线,2))),COLORCYAN;
DRAWTEXT_FIX(1,0.00,0,0,'所属行业：')COLOR0080FF;
DRAWTEXT_FIX(1,0.07,0,0,HYBLOCK)COLOR0080FF;
DRAWTEXT_FIX(1,0.14,0,0,'所属地区：')COLOR00FFFF;
DRAWTEXT_FIX(1,0.21,0,0,DYBLOCK)COLOR00FFFF;
DRAWTEXT_FIX(1,0.00,0.08,0,'业绩预告：')COLORFF88FF;
DRAWTEXT_FIX(1,0.07,0.08,0,EXTERNSTR(0,4))COLORFF88FF;
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