理论跌幅
K1:=ZIG(3,8);
bh1:=PEAKBARS(1,8,1);
bh2:=PEAKBARS(1,8,2);
bl1:=TROUGHBARS(2,8,1);
h1:=REF(H,bh1);
h2:=REF(H,bh2);
l1:=REF(L,bl1);
K2:=l1-(h2-l1);
K3:=CROSS(l1,C) AND h1<h2;
K4:=BACKSET(K3,bl1);
K5:=K3 AND REF(BARSLAST(K3),1)>10;
DRAWTEXT(K5,l1,'破前低'),coloryellow;
DRAWTEXT(K5,K2,'理论目标'),coloryellow;
STICKLINE(K5,l1,K2,1,0),colorwhite;
STICKLINE(K5,l1,l1,20,0),colorwhite;
STICKLINE(K5,K2,K2,20,0),colorwhite;