这是我用了多年的主图指标，有趋势显示，蓝底表示多头，灰底表示空头；股价在指导线之上运行为强势，反之为弱势；股价首次冲击顶线，会回落，经过一段整理后，会再次发起冲击顶线，当冲过顶线后，会沿着顶线往上走，进入拉升阶段。
 

买线:=EMA(C,2); 
卖线:=EMA(SLOPE(C,21)*20+C,42); 
STICKLINE(买线>=卖线,REFDATE(HHV(H,130),DATE),REFDATE(LLV(L,130),DATE),5,0),
COLOR600020; 
STICKLINE(买线<卖线,REFDATE(HHV(H,130),DATE),REFDATE(LLV(L,130),DATE),5,0),
COLOR404050; DRAWKLINE(H,O,L,C);
指导线:EMA((EMA(CLOSE,5)+EMA(CLOSE,10)+EMA(CLOSE,15)+EMA(CLOSE,24))/4,2),,COLORCYAN; 
界:EMA((EMA(CLOSE,15)+EMA(CLOSE,20)+EMA(CLOSE,30)+EMA(CLOSE,45))/4,5),,COLORYELLOW; 
底:EMA((EMA(CLOSE,60)+EMA(CLOSE,90)+EMA(CLOSE,120)+EMA(CLOSE,240))/4,1),,COLORLIMAGENTA; 
B买:IF(CROSS(指导线,界) OR CROSS(买线,卖线),C,DRAWNULL),COLORMAGENTA,NODRAW;
持仓:IF(买线>=卖线,C,DRAWNULL),COLORRED,NODRAW;
S卖:IF(CROSS(界,指导线) OR CROSS(卖线,买线),C,DRAWNULL),COLORLIGRAY,NODRAW;
空仓:IF(买线<卖线,C,DRAWNULL),COLORGREEN,NODRAW;
DRAWICON(CROSS(买线,卖线),L,1);
DRAWICON(CROSS(卖线,买线),H,2);
顶: COST(95),COLORBLUE;
M55:EMA(CLOSE,55),POINTDOT,LINETHICK3,COLORWHITE;
M8:EMA(CLOSE,8),COLORYELLOW;