{ 短压力线（白色）}
XA_1:=1;
XA_2:=5;
XA_4:=REF(HIGH,XA_2)=HHV(HIGH,2*XA_2+1);
XA_5:=FILTER(XA_4,XA_2);
XA_6:=BACKSET(XA_5,XA_2+1);
XA_7:=FILTER(XA_6,XA_2);
XA_8:=BACKSET(ISLASTBAR,BARSLAST(XA_7)+1);
XA_9:=XA_8>REF(XA_8,1);
DRAWLINE1(XA_7,HIGH,XA_9,HIGH,1),COLORWHITE,LINETHICK2;
{短支撑线（黄色）}
XA_10:=REF(LOW,XA_2)=LLV(LOW,2*XA_2+1);
XA_11:=FILTER(XA_10,XA_2);
XA_12:=BACKSET(XA_11,XA_2+1);
XA_13:=FILTER(XA_12,XA_2);
XA_14:=BACKSET(ISLASTBAR,BARSLAST(XA_13)+1);
XA_15:=XA_14>REF(XA_14,1);
DRAWLINE1(XA_13,LOW,XA_15,LOW,1),COLORYELLOW,LINETHICK2;
{ 长压力线（白色）}
XA_3:=10;
XA_16:=REF(HIGH,XA_3)=HHV(HIGH,2*XA_3+1);
XA_17:=FILTER(XA_16,XA_3);
XA_18:=BACKSET(XA_17,XA_3+1);
XA_19:=FILTER(XA_18,XA_3);
XA_20:=BACKSET(ISLASTBAR,BARSLAST(XA_19)+1);
XA_21:=XA_20>REF(XA_20,1);
DRAWLINE1(XA_19,HIGH,XA_21,HIGH,1),COLORWHITE,LINETHICK5;
{长支撑线（洋红色）}
XA_22:=REF(LOW,XA_3)=LLV(LOW,2*XA_3+1);
XA_23:=FILTER(XA_22,XA_3);
XA_24:=BACKSET(XA_23,XA_3+1);
XA_25:=FILTER(XA_24,XA_3);
XA_26:=BACKSET(ISLASTBAR,BARSLAST(XA_25)+1);
XA_27:=XA_26>REF(XA_26,1);
DRAWLINE1(XA_25,LOW,XA_27,LOW,1),COLORMAGENTA,LINETHICK5;
支撑线:TRENDLINES(XA_25,LOW,XA_27,LOW),COLORMAGENTA;
压力线:TRENDLINES(XA_19,HIGH,XA_21,HIGH),COLORWHITE;
DRAWTEXT(ISLASTBAR,支撑线,’支撑线:’),ALIGN2;
DRAWNUMBER(ISLASTBAR,支撑线,支撑线,PRICEPRECISION,COLORYELLOW),ALIGN0;
DRAWTEXT(ISLASTBAR,压力线,’压力线:’),ALIGN2;
DRAWNUMBER(ISLASTBAR,压力线,压力线,PRICEPRECISION,COLORYELLOW),ALIGN0;
