源码如下：

TJ:=L>REF(H,1);

 CS:=SUM(TJ,0);

 CS1:=CONST(CS)-CS;

 RX1:=REF(H,BARSLAST(CROSS(1,CS1))+1);

 RX2:=REF(H,BARSLAST(CROSS(2,CS1))+1);

 RX3:=REF(H,BARSLAST(CROSS(3,CS1))+1);

 RX4:=REF(H,BARSLAST(CROSS(4,CS1))+1);

 AA:=COUNT(L>RX1,BARSLAST(CROSS(1,CS1)))=BARSLAST(CROSS(1,CS1));

 BB:=COUNT(L>RX2,BARSLAST(CROSS(2,CS1)))=BARSLAST(CROSS(2,CS1));

 CC:=COUNT(L>RX3,BARSLAST(CROSS(3,CS1)))=BARSLAST(CROSS(3,CS1));

 DD:=COUNT(L>RX4,BARSLAST(CROSS(4,CS1)))=BARSLAST(CROSS(4,CS1));

选前跳空:IF(AA=1,1,IF(BB=1,2,IF(CC=1,3,IF(DD=1,4,0)))),NODRAW;

画线1:=IF(选前跳空=1,RX1,IF(选前跳空=2,RX2,IF(选前跳空=3,RX3,IF(选前跳空=4,RX4,DRAWNULL))));
 RD1:=REF(L,BARSLAST(CROSS(1,CS1)));
 RD2:=REF(L,BARSLAST(CROSS(2,CS1)));
 RD3:=REF(L,BARSLAST(CROSS(3,CS1)));
 RD4:=REF(L,BARSLAST(CROSS(4,CS1)));
画线2:=IF(选前跳空=1,RD1,IF(选前跳空=2,RD2,IF(选前跳空=3,RD3,IF(选前跳空=4,RD4,DRAWNULL))));
 CS2:=IF(选前跳空=1,BARSLAST(CROSS(1,CS1)),IF(选前跳空=2,BARSLAST(CROSS(2,CS1)),
 IF(选前跳空=3,BARSLAST(CROSS(3,CS1)),IF(选前跳空=4,BARSLAST(CROSS(4,CS1)),DRAWNULL))));
 STICKLINE(画线1>0 AND CURRBARSCOUNT<2,画线1,画线2,(CS2)*8.5,0),COLORYELLOW;
 DRAWKLINE(HIGH,OPEN,LOW,CLOSE);