买线:=EMA(C,2);
卖线:=EMA(SLOPE(C,21)*20+C,42); 
多空分界线:50,COLORRED;
SJTJ:=DATE<1590301;
HX:=买线>卖线 AND SJTJ ;
HZ:=买线>卖线 AND (C-O)/O>=0.002 AND SJTJ;
HD:=买线>卖线 AND (C-O)/O>=0.005 AND SJTJ;
DRAWICON(HX ,55,13);
DRAWTEXT(HX,58,'小'),COLORYELLOW;
DRAWICON(HZ OR HD ,65,13);
DRAWTEXT(HZ OR HD,68,'中'),COLORYELLOW;
DRAWICON(HD ,75,13);
DRAWTEXT(HD,78,'大'),COLORYELLOW;

LX:=卖线>买线 ;
LZ:=卖线>买线 AND (O-C)/O>=0.002;
LD:=卖线>买线 AND (O-C)/O>=0.005;
DRAWICON(LX ,45,14);
DRAWTEXT(LX,48,'小'),COLORYELLOW;
DRAWICON(LZ OR LD ,35,14);
DRAWTEXT(LZ OR LD,38,'中'),COLORYELLOW;
DRAWICON(LD ,25,14);
DRAWTEXT(LD,28,'大'),COLORYELLOW;