BS买卖点

指标
 出现B点时买进，出现S点时卖出

买线:=EMA(C,2);
卖线:=EMA(SLOPE(C,21)*20+C,42);
 BU:=CROSS(买线,卖线);
SEL:=CROSS(卖线,买线);
DRAWTEXT(bu,LOW,'B'),
 ALIGN1,VALIGN0,
 colorred,linethick2;DRAWTEXT(sel,HIGH,'S'),
 ALIGN1,VALIGN2,colorgreen,
 linethick2;STICKLINE(买线>=卖线,LOW,HIGH,0,1),
 colorred;STICKLINE(买线>=卖线,CLOSE,OPEN,10,0),
 color000044;STICKLINE(买线>=卖线,CLOSE,OPEN,7,0),
 color000066;STICKLINE(买线>=卖线,CLOSE,OPEN,3,0),
 color000088;STICKLINE(买线>=卖线,CLOSE,OPEN,1,0),
 colorred;STICKLINE(买线<卖线,CLOSE,OPEN,10,0),
 color004400;STICKLINE(买线<卖线,CLOSE,OPEN,7,0),
 color006600;STICKLINE(买线<卖线,CLOSE,OPEN,3,0),
 color008800;STICKLINE(买线<卖线,CLOSE,OPEN,1,0),
 color00ff00;STICKLINE(买线<卖线,LOW,HIGH,0,1),
 color00ff00;STICKLINE(CROSS(买线,卖线) ,
OPEN,CLOSE,10,0),
 color0033ff;STICKLINE(CROSS(买线,卖线) ,OPEN,CLOSE,7,0),
 color0055ff;STICKLINE(CROSS(买线,卖线) ,OPEN,CLOSE,3,0),
 color0099ff;STICKLINE(CROSS(买线,卖线) ,OPEN,CLOSE,1,0),
 color00ffff;STICKLINE( CROSS(卖线,买线),OPEN,CLOSE,10,0),
 color333300;STICKLINE( CROSS(卖线,买线),OPEN,CLOSE,7,0),
 color555500;STICKLINE( CROSS(卖线,买线),OPEN,CLOSE,3,0),
 color777700;STICKLINE( CROSS(卖线,买线),OPEN,CLOSE,1,0),
 colorffff00;
指导线:EMA((EMA(CLOSE,4)+EMA(CLOSE,6)+EMA(CLOSE,12)+EMA(CLOSE,24))/4,2),
 linethick3,ColorFFffFF;界:MA(CLOSE,27),
 linethick2,Color00FFFF;TIPTEXT(ISNULL(REFX(&CLOSE,1)),0,' '),
 colorred;TIPTEXT(ISNULL(REF(CLOSE,1)),0,'同花顺程序化交易');