通达信精准测撑压主图指标公式主图源码压力位与支撑位，一目了然！
LT:=LLVBARS(L,60);
LTT:=BARSLAST(CURRBARSCOUNT=CONST(LT)+1);
HT:=FINDHIGHBARS(H,LT+1,60,1);
EXT1:DRAWLINE(CURRBARSCOUNT=CONST(HT)+1,H,ISLASTBAR,REF(H,HT),0),COLORRED,LINETHICK2;
TT:=BARSLAST(CURRBARSCOUNT=CONST(HT)+1);
DRAWLINE(TT=0,H,LTT=0,L,0),COLORRED,LINETHICK2;
EXT2:DRAWLINE(LTT=0,(EXT1-L)*0.618+L,ISLASTBAR,REF((EXT1-L)*0.618+L,LTT),0)DOTLINE,COLORLIMAGENTA;
V1:=IF(C O OR (C=O AND C =REF(C,1)),VOL,0);
V2:=IF(C O OR (C=O AND C REF(C,1)),VOL,0);
LJ:=SUM(V1,LTT)/SUM(V2,LTT);
XGG:=COUNT(CROSS(C =EXT1,0.5),LTT+1)=1 AND CROSS(C =EXT1,0.5) AND LJ
DRAWICON(XGG,L,25);
STICKLINE(XGG,C,O,2,0),COLORYELLOW;
STICKLINE(XGG,H,L,0,0),COLORYELLOW;
DRAWTEXT(LTT=0,L*0.98,' 底'),COLORYELLOW;
T:=BARSLAST(CROSS(C,REF(H,TT)));
GL:=C/REF(H,TT);
TAK:=BARSLAST(GL=HHV(GL,T+1));
DF:=(C-REF(C,TAK+1))/REF(C,TAK+1)*100;
JL:=L/REF(H,TT);
XGK:=DF -8 AND JL 1.075 AND MIN(C,O)*1.005 =REF(H,TT);
XGT:=BARSLAST(COUNT(XGK,T+1)=1 AND XGK);
QFK:=BACKSET(XGT=0,TAK+1);{WWW.GOODGUPIAO.COM}
GOODGUPIAO:SMA(MAX(CLOSE-C,0),7,1)/SMA(ABS(CLOSE-C),7,1)*100,NODRAW;
QFTK:=BARSLAST(CROSS(QFK=1,0.5));
XZF:=REFX(DF,BARSNEXT(XGT=0));
DRAWICON(CROSS(XGT=0,0.5),L*0.99,1);
DRAWTEXT(CROSS(XGT=0,0.5),L*0.980,' 回踩'),COLORYELLOW;
DRAWLINE(T=0,REF(H,TT),QFTK=0,REF(H,QFTK),0),DOTLINE,COLORYELLOW;
DRAWLINE(QFTK=0,REF(H,QFTK),XGT=0,REF(H,TT),0),DOTLINE,COLORYELLOW;
DRAWTEXT(TT=0,REF(H,TT)*1.05,VARCAT(VARCAT('支撑价：',VAR2STR(REF(H,TT),2)),'元'))COLORYELLOW;
DRAWLINE(QFTK=0,REF(H,QFTK)*1.05,QFTK=10,REF(H,QFTK)*1.05,0),COLORWHITE,LINETHICK3;
DRAWTEXT(QFTK=0,REF(H,QFTK)*1.01,VARCAT(VARCAT('信号处跌幅：',VAR2STR(XZF,2)),'%'))COLORYELLOW;
