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持仓空仓，红色区域持仓 蓝色区域空仓 红箭头买 绿箭头卖
买线:=EMA(C,2);
卖线:=EMA(SLOPE(C,21)*20+C,42);
STICKLINE(买线>=卖线,REFDATE(HHV(H,150),DATE),REFDATE(LLV(L,0),DATE),6,0),COLOR001053;
STICKLINE(买线<卖线,REFDATE(HHV(H,150),DATE),REFDATE(LLV(L,0),DATE),6,0),COLORCC6600;
DRAWKLINE(H,O,L,C);
指导:=EMA((EMA(CLOSE,4)+EMA(CLOSE,6)+EMA(CLOSE,12)+EMA(CLOSE,24))/4,2);
界:=MA(CLOSE,27);
红箭头买:IF(CROSS(指导,界) OR CROSS(买线,卖线),C,DRAWNULL),COLORMAGENTA,NODRAW;
绿箭头卖:IF(CROSS(界,指导) OR CROSS(卖线,买线),C,DRAWNULL),COLOR00FF00,NODRAW;
红色区域持仓:IF(买线>=卖线,C,DRAWNULL),COLORRED,NODRAW;
蓝色区域空仓:IF(买线<卖线,C,DRAWNULL),COLORCC9900,NODRAW;
DRAWICON(CROSS(买线,卖线),L*0.99,1);
DRAWICON(CROSS(卖线,买线),H*1.01,2);
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