箱体趋势主图，显示箱顶及箱底，出现“绝佳”字样为买入，卖出一目了然，如图所示。
{箱体趋势主图}
N:=20;
HH:=HHV(H,N);
LL:=LLV(L,N);
MID:=(HH+LL)/2;
UPPER:=MID+(HH-LL)*0.5;
LOWER:=MID-(HH-LL)*0.5;
STICKLINE(C>0,HH,LL,0.1,0),COLORLIGRAY;
STICKLINE(C>0,UPPER,LOWER,3,0),COLORLIGRAY;
DRAWKLINE(H,O,L,C);
MA5:MA(C,5),COLORWHITE;
MA10:MA(C,10),COLORYELLOW;
MA20:MA(C,20),COLORMAGENTA;
MA60:MA(C,60),COLORLIGREEN;
DRAWTEXT(CROSS(C,UPPER),L*0.98,'突'),COLORRED;
DRAWTEXT(CROSS(LOWER,C),H*1.02,'破'),COLORGREEN;
{箱体趋势副图}
N1:=20;
HH1:=HHV(H,N1);
LL1:=LLV(L,N1);
MID1:=(HH1+LL1)/2;
UPPER1:=MID1+(HH1-LL1)*0.5;
LOWER1:=MID1-(HH1-LL1)*0.5;
STICKLINE(C>0,HH1,LL1,0.1,0),COLORLIGRAY;
STICKLINE(C>0,UPPER1,LOWER1,3,0),COLORLIGRAY;
DRAWKLINE(H,O,L,C);
MA5_副:MA(C,5),COLORWHITE;
MA10_副:MA(C,10),COLORYELLOW;
MA20_副:MA(C,20),COLORMAGENTA;
MA60_副:MA(C,60),COLORLIGREEN;
DRAWTEXT(CROSS(C,UPPER1),L*0.98,'突'),COLORRED;
DRAWTEXT(CROSS(LOWER1,C),H*1.02,'破'),COLORGREEN;
